* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #0066cc;
    --secondary-color: #004499;
    --accent-color: #00aaff;
    --text-color: #333;
    --text-light: #666;
    --bg-light: #f5f5f5;
    --white: #ffffff;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 5px 20px rgba(0, 0, 0, 0.15);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 导航栏 */
.navbar {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand h1 {
    color: var(--primary-color);
    font-size: 1.8rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 3s ease-in-out infinite;
}

@keyframes gradient-shift {
    0%, 100% {
        filter: hue-rotate(0deg);
    }
    50% {
        filter: hue-rotate(10deg);
    }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary-color);
}

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary-color);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-color);
    transition: all 0.3s;
}

/* 轮播图 */
.hero-slider {
    position: relative;
    height: 600px;
    overflow: hidden;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.slider-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    animation: pulse 4s ease-in-out infinite;
}

.particles {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.particles::before,
.particles::after {
    content: '';
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.particles::before {
    top: 20%;
    left: 20%;
    animation-delay: 0s;
}

.particles::after {
    top: 60%;
    right: 20%;
    animation-delay: 2s;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

@keyframes float {
    0%, 100% { transform: translateY(0) translateX(0); opacity: 0.5; }
    50% { transform: translateY(-20px) translateX(10px); opacity: 1; }
}

.slider-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.slide {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.slide.active {
    opacity: 1;
}

.slide:nth-child(2) {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.slide:nth-child(3) {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.slide-content {
    text-align: center;
    color: var(--white);
    z-index: 2;
}

.slide-image {
    position: absolute;
    width: 50%;
    height: 100%;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.3;
}

.slide-content {
    position: relative;
    z-index: 2;
    text-align: left;
    max-width: 600px;
    padding-left: 5%;
}

.slide-title {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    animation: slideInLeft 1s ease-out;
}

.slide-subtitle {
    font-size: 1.5rem;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
    margin-bottom: 2rem;
    animation: slideInLeft 1s ease-out 0.2s both;
}

.slide-features {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    animation: slideInLeft 1s ease-out 0.4s both;
}

.feature-tag {
    padding: 0.5rem 1.5rem;
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 25px;
    backdrop-filter: blur(10px);
    font-size: 0.9rem;
}

/* 3D模型占位符 */
.product-3d-model,
.laser-visualization,
.portable-design {
    width: 300px;
    height: 300px;
    position: relative;
}

.scanner-3d {
    width: 200px;
    height: 120px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.05));
    border-radius: 20px;
    position: relative;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    animation: float3d 3s ease-in-out infinite;
}

.scanner-3d::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 20px;
    width: 60px;
    height: 60px;
    background: rgba(0, 150, 255, 0.3);
    border-radius: 50%;
    animation: pulse-glow 2s ease-in-out infinite;
}

.laser-beam {
    width: 4px;
    height: 200px;
    background: linear-gradient(to bottom, #00aaff, transparent);
    box-shadow: 0 0 20px #00aaff;
    animation: laser-scan 2s ease-in-out infinite;
}

.hand-holding {
    width: 150px;
    height: 200px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
    border-radius: 50px 50px 20px 20px;
    position: relative;
    animation: float3d 3s ease-in-out infinite;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes float3d {
    0%, 100% { transform: translateY(0) rotateY(0deg); }
    50% { transform: translateY(-20px) rotateY(5deg); }
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 20px rgba(0, 150, 255, 0.3); }
    50% { box-shadow: 0 0 40px rgba(0, 150, 255, 0.6); }
}

@keyframes laser-scan {
    0%, 100% { transform: translateX(0); opacity: 0.5; }
    50% { transform: translateX(100px); opacity: 1; }
}

.slider-controls {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 2rem;
    z-index: 3;
}

.slider-controls button {
    background: rgba(255, 255, 255, 0.3);
    border: none;
    color: var(--white);
    font-size: 3rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    transition: background 0.3s;
}

.slider-controls button:hover {
    background: rgba(255, 255, 255, 0.5);
}

.slider-dots {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 1rem;
    z-index: 3;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: background 0.3s;
}

.dot.active {
    background: var(--white);
}

/* 章节标题 */
.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: var(--primary-color);
}

/* 软件标题和图标容器 */
.software-title-with-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    position: relative;
}

.software-title-with-icon .section-title {
    margin-bottom: 0;
    flex: 0 0 auto;
    text-align: center;
}

.software-title-with-icon .section-title::after {
    left: 50%;
    transform: translateX(-50%);
}

.software-title-with-icon .software-icon-small {
    width: 80px;
    height: 80px;
    object-fit: contain;
    flex-shrink: 0;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    background: #fff;
    padding: 10px;
}

/* Xscanner 页面软件图标样式 (product-xscanner.html) */
.xscanner-detail-page .software-title-with-icon .software-icon-small {
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

/* 产品介绍 */
.product-intro {
    padding: 5rem 0;
    background: var(--white);
    position: relative;
    overflow: hidden;
}

.product-intro::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(0, 102, 204, 0.05) 0%, transparent 70%);
    border-radius: 50%;
}

.intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.intro-image-wrapper {
    position: relative;
}

.product-image-placeholder {
    position: relative;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    border-radius: 20px;
    padding: 3rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.scanner-illustration {
    position: relative;
    width: 100%;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.scanner-body {
    width: 200px;
    height: 100px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 15px;
    position: relative;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
    animation: scanner-float 3s ease-in-out infinite;
}

.scanner-body::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 20px;
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.laser-lines {
    position: absolute;
    width: 100%;
    height: 100%;
}

.laser-line {
    position: absolute;
    width: 2px;
    height: 150px;
    background: linear-gradient(to bottom, #00aaff, transparent);
    box-shadow: 0 0 10px #00aaff;
    animation: laser-move 2s ease-in-out infinite;
}

.laser-line:nth-child(1) {
    left: 30%;
    animation-delay: 0s;
}

.laser-line:nth-child(2) {
    left: 50%;
    animation-delay: 0.3s;
}

.laser-line:nth-child(3) {
    left: 70%;
    animation-delay: 0.6s;
}

.image-caption {
    text-align: center;
    margin-top: 1rem;
    color: var(--text-light);
    font-weight: 500;
}

.intro-text {
    position: relative;
}

.intro-lead {
    font-size: 1.2rem;
    line-height: 2;
    margin-bottom: 1.5rem;
    color: var(--text-color);
    text-align: justify;
}

.highlight-number {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.3em;
    position: relative;
    padding: 0 0.2rem;
}

.highlight-number::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), transparent);
    animation: highlight-glow 2s ease-in-out infinite;
}

@keyframes scanner-float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(2deg); }
}

@keyframes laser-move {
    0%, 100% { opacity: 0.3; transform: translateY(0); }
    50% { opacity: 1; transform: translateY(-20px); }
}

@keyframes highlight-glow {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

/* 核心数据展示 */
.stats-section {
    padding: 4rem 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    position: relative;
    z-index: 1;
}

.stat-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 2.5rem;
    border-radius: 15px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: transform 0.3s, background 0.3s;
}

.stat-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.15);
}

.stat-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 0.5rem;
    display: inline-block;
}

.stat-unit {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-left: 0.3rem;
}

.stat-label {
    font-size: 1.1rem;
    margin-top: 0.5rem;
    opacity: 0.9;
}

/* 产品亮点 */
.highlights {
    padding: 5rem 0;
    background: var(--bg-light);
    position: relative;
}

.highlights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.highlight-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
    position: relative;
    overflow: hidden;
}

.highlight-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 102, 204, 0.1), transparent);
    transition: left 0.5s;
}

.highlight-card:hover::before {
    left: 100%;
}

.highlight-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 15px 40px rgba(0, 102, 204, 0.2);
}

.highlight-icon-wrapper {
    position: relative;
    display: inline-block;
    margin-bottom: 1rem;
}

.highlight-icon {
    font-size: 3.5rem;
    position: relative;
    z-index: 2;
    display: inline-block;
    animation: icon-bounce 2s ease-in-out infinite;
}

.icon-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: radial-gradient(circle, rgba(0, 102, 204, 0.3), transparent);
    border-radius: 50%;
    animation: glow-pulse 2s ease-in-out infinite;
}

.highlight-image {
    margin-top: 1.5rem;
    height: 100px;
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.laser-pattern {
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, 
        rgba(0, 102, 204, 0.1) 25%, 
        transparent 25%, 
        transparent 75%, 
        rgba(0, 102, 204, 0.1) 75%),
        linear-gradient(45deg, 
        rgba(0, 102, 204, 0.1) 25%, 
        transparent 25%, 
        transparent 75%, 
        rgba(0, 102, 204, 0.1) 75%);
    background-size: 20px 20px;
    background-position: 0 0, 10px 10px;
    animation: pattern-move 3s linear infinite;
}

@keyframes icon-bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes glow-pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
    50% { transform: translate(-50%, -50%) scale(1.2); opacity: 0.8; }
}

@keyframes pattern-move {
    0% { background-position: 0 0, 10px 10px; }
    100% { background-position: 20px 20px, 30px 30px; }
}

.highlight-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.highlight-card p {
    color: var(--text-light);
    line-height: 1.8;
}

/* 软件介绍 */
.software-intro {
    padding: 2rem 0;
    position: relative;
}

.software-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.software-visual {
    position: sticky;
    top: 100px;
}

.software-interface {
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    border-radius: 15px;
    padding: 1.5rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
}

.software-interface::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg width="60" height="60" xmlns="http://www.w3.org/2000/svg"><g fill="none" fill-rule="evenodd"><g fill="%23ffffff" fill-opacity="0.05"><circle cx="30" cy="30" r="2"/></g></svg>');
    opacity: 0.5;
}

.interface-header {
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    padding: 0 1rem;
    gap: 0.5rem;
}

.interface-header::before {
    content: '';
    width: 12px;
    height: 12px;
    background: #ff5f57;
    border-radius: 50%;
    box-shadow: 20px 0 0 #ffbd2e, 40px 0 0 #28ca42;
}

.interface-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.interface-panel {
    height: 120px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.interface-3d-view {
    grid-column: 1 / -1;
    height: 200px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 8px;
    position: relative;
    overflow: hidden;
}

.mesh-preview {
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.1) 50%, transparent 70%),
        radial-gradient(circle at 50% 50%, rgba(0, 150, 255, 0.2) 0%, transparent 70%);
    background-size: 40px 40px, 100% 100%;
    animation: mesh-rotate 10s linear infinite;
    position: relative;
}

.mesh-preview::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    border: 2px solid rgba(0, 150, 255, 0.5);
    border-radius: 50%;
    animation: mesh-pulse 2s ease-in-out infinite;
}

.software-text {
    position: relative;
}

@keyframes mesh-rotate {
    0% { background-position: 0 0, 0 0; }
    100% { background-position: 40px 40px, 0 0; }
}

@keyframes mesh-pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
    50% { transform: translate(-50%, -50%) scale(1.2); opacity: 1; }
}

.software-desc {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 3rem;
    text-align: justify;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.software-features {
    grid-column: 1 / -1;
    max-width: 100%;
    margin-top: 3rem;
}

.feature-item {
    margin-bottom: 2rem;
    padding: 2rem;
    background: var(--bg-light);
    border-radius: 12px;
    border-left: 4px solid var(--primary-color);
    position: relative;
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow);
}

.feature-number {
    position: absolute;
    top: -15px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    box-shadow: 0 4px 10px rgba(0, 102, 204, 0.3);
}

.feature-item h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.feature-item p {
    color: var(--text-light);
    line-height: 1.8;
}

/* 应用场景预览 */
.applications-preview {
    padding: 5rem 0;
    background: var(--bg-light);
}

.applications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.app-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
    position: relative;
    overflow: hidden;
}

.app-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transition: transform 0.3s;
}

.app-card:hover::before {
    transform: scaleX(1);
}

.app-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 15px 40px rgba(0, 102, 204, 0.2);
}

.app-icon-wrapper {
    position: relative;
    display: inline-block;
    margin-bottom: 1rem;
}

.app-icon {
    font-size: 4rem;
    position: relative;
    z-index: 2;
    display: inline-block;
    transition: transform 0.3s;
}

.app-card:hover .app-icon {
    transform: scale(1.2) rotate(5deg);
}

.icon-pulse {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(0, 102, 204, 0.2), transparent);
    border-radius: 50%;
    animation: icon-pulse-anim 2s ease-in-out infinite;
}

.app-image-placeholder {
    margin-top: 1.5rem;
    height: 120px;
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.app-scene {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    position: relative;
}

.app-scene::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.3), rgba(0, 170, 255, 0.3));
    opacity: 0.7;
}

.car-scene {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.industry-scene {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.medical-scene {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.education-scene {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
}

.design-scene {
    background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
}

.culture-scene {
    background: linear-gradient(135deg, #30cfd0 0%, #330867 100%);
}

@keyframes icon-pulse-anim {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
    50% { transform: translate(-50%, -50%) scale(1.3); opacity: 0.8; }
}

.app-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.app-card p {
    color: var(--text-light);
    line-height: 1.8;
}

.view-more {
    text-align: center;
}

/* 技术参数 */
.specifications,
.requirements {
    padding: 5rem 0;
    background: var(--white);
}

.requirements {
    background: var(--bg-light);
}

.specs-grid {
    max-width: 800px;
    margin: 0 auto;
}

.spec-table {
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

/* Xmachine 技术参数表格样式 (product-xmachine.html) */
.tech-specs.xmachine-tech-specs .spec-table {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.spec-table table {
    width: 100%;
    border-collapse: collapse;
}

.spec-table tr {
    border-bottom: 1px solid #eee;
    transition: background 0.3s;
}

.spec-table tr:hover {
    background: rgba(0, 102, 204, 0.05);
}

.spec-table tr:last-child {
    border-bottom: none;
}

.spec-table td {
    padding: 1.2rem;
    font-size: 1rem;
    transition: transform 0.3s;
    color: var(--text-light);
}

.tech-specs.xmachine-tech-specs .spec-table td {
    color: rgba(255, 255, 255, 0.9);
}

.spec-table tr:hover td {
    transform: translateX(5px);
}

.spec-table td:first-child {
    font-weight: 600;
    color: var(--primary-color);
    width: 50%;
    background: var(--bg-light);
    min-width: 150px;
}

.tech-specs.xmachine-tech-specs .spec-table td:first-child {
    color: rgba(255, 255, 255, 0.95) !important;
    background: rgba(0, 0, 0, 0.2) !important;
    font-weight: 600;
}

.spec-table td:last-child {
    color: var(--text-light);
}

.tech-specs.xmachine-tech-specs .spec-table td:last-child {
    color: rgba(255, 255, 255, 0.85) !important;
}

.tech-specs.xmachine-tech-specs .spec-table tr {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.tech-specs.xmachine-tech-specs .spec-table tr:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* 按钮 */
.btn-primary,
.btn-secondary {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--white);
}

/* 页脚 */
.footer {
    background: #2c3e50;
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--white);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: var(--white);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* 加载动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 产品切换动画 */
@keyframes productFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

body {
    animation: fadeInUp 0.5s ease-out;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .slide-content h2 {
        font-size: 2rem;
    }

    .slide-content p {
        font-size: 1.2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .highlights-grid,
    .applications-grid {
        grid-template-columns: 1fr;
    }

    .hero-slider {
        height: 400px;
    }

    .slider-controls button {
        font-size: 2rem;
        width: 40px;
        height: 40px;
    }

    /* software.html 移动端适配 */
    .page-hero {
        padding: 3rem 0;
    }

    .page-hero h1 {
        font-size: 2rem;
    }

    .page-hero-desc {
        font-size: 1rem;
        padding: 0 1rem;
    }

    .section-header h2 {
        font-size: 1.75rem;
    }

    .section-subtitle {
        font-size: 0.95rem;
        padding: 0 1rem;
    }

    /* 软件下载页面移动端适配 */
    .download-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .download-card {
        padding: 1.5rem;
    }

    .manual-buttons {
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .manual-btn {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
    }
}

/* 页面标题 */
.page-title {
    text-align: center;
    font-size: 3rem;
    color: var(--primary-color);
    margin: 3rem 0 1rem;
    font-weight: 700;
}

.page-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 4rem;
}

/* 产品列表页 */
.product-list-page {
    padding: 3rem 0 5rem;
    background: var(--white);
}

/* 产品卡片网格 */
.product-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.product-card {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 102, 204, 0.2);
}

.product-card-image {
    width: 100%;
    height: 450px;
    background: linear-gradient(135deg, #f5f7fa 0%, #e8ecf1 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    padding: 2rem;
    box-sizing: border-box;
    border-bottom: 3px solid transparent;
    transition: all 0.3s ease;
}

.product-card-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(0, 102, 204, 0.05) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-card:hover .product-card-image::before {
    opacity: 1;
}

.product-card:hover .product-card-image {
    border-bottom-color: var(--primary-color);
    background: linear-gradient(135deg, #ffffff 0%, #f0f4f8 100%);
}

.product-card-image img {
    /* 统一显示尺寸：确保两个产品图片大小一致 */
    max-width: 420px;
    max-height: 300px;
    width: auto;
    height: auto;
    object-fit: contain;
    object-position: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: block;
    margin: 0 auto;
    filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.1));
    position: relative;
    z-index: 1;
    background: transparent;
}

.product-card:hover .product-card-image img {
    transform: scale(1.08) translateY(-5px);
    filter: drop-shadow(0 15px 40px rgba(0, 102, 204, 0.2));
}

.product-placeholder-image {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-card-content {
    padding: 2.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-card-title {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.product-card-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 1rem;
    font-style: italic;
}

.product-card-desc {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 2rem;
    flex: 1;
}

/* 配件信息 */
.product-accessories {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: 10px;
}

.accessories-title {
    font-size: 1.1rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 600;
}

.accessories-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.accessories-list li {
    padding: 0.5rem 0;
    color: var(--text-light);
    position: relative;
    padding-left: 1.5rem;
}

.accessories-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* 产品卡片操作按钮 */
.product-card-actions {
    display: flex;
    gap: 1rem;
    margin-top: auto;
}

.btn-detail,
.btn-buy {
    flex: 1;
    padding: 1rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    text-align: center;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-block;
}

.btn-detail {
    background: var(--white);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-detail:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

.btn-buy {
    background: var(--primary-color);
    color: var(--white);
    border: 2px solid var(--primary-color);
}

.btn-buy:hover {
    background: var(--secondary-color);
    border-color: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

/* 产品详情页购买区域 */
.product-buy-section {
    padding: 4rem 0;
    background: #414141;
    position: relative;
    z-index: 1;
}

.product-buy-header {
    text-align: center;
    margin-bottom: 3rem;
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
}

.product-buy-logo {
    max-width: 180px;
    height: auto;
    margin-bottom: 1.5rem;
    display: block !important;
    margin-left: auto;
    margin-right: auto;
    filter: brightness(1.1);
    visibility: visible !important;
    opacity: 1 !important;
}

.product-buy-title {
    color: #fff !important;
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 0.8rem;
    letter-spacing: 0.5px;
    display: block !important;
    visibility: visible !important;
}

.product-buy-subtitle {
    color: rgba(255, 255, 255, 0.8) !important;
    font-size: 1.1rem;
    margin: 0;
    line-height: 1.6;
    display: block !important;
    visibility: visible !important;
}

.product-buy-content {
    display: flex;
    justify-content: center;
    gap: 2rem;
    align-items: center;
    flex-wrap: wrap;
}

.btn-buy-large {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1.2rem 2.5rem;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s;
    border: 2px solid var(--primary-color);
    white-space: nowrap;
    cursor: pointer;
    font-family: inherit;
}

.btn-buy-large i {
    font-size: 1.1rem;
}

button.btn-buy-large {
    border: 2px solid var(--primary-color);
}

.btn-buy-large:hover {
    background: var(--secondary-color);
    border-color: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.3);
}

.btn-back {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1.2rem 2.5rem;
    background: var(--white);
    color: var(--primary-color);
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s;
    border: 2px solid var(--primary-color);
    white-space: nowrap;
}

.btn-back i {
    font-size: 1.1rem;
}

.btn-back:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.2);
}

.btn-back:hover i {
    color: var(--white);
}

/* 产品切换标签 */
.product-tabs {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin: 3rem 0 4rem;
    flex-wrap: wrap;
}

.product-tab-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem 3rem;
    background: var(--white);
    border: 2px solid #e0e0e0;
    border-radius: 15px;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 250px;
    position: relative;
    overflow: hidden;
}

.product-tab-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 102, 204, 0.1), transparent);
    transition: left 0.5s;
}

.product-tab-btn:hover::before {
    left: 100%;
}

.product-tab-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.15);
    border-color: var(--primary-color);
}

.product-tab-btn.active {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-color: var(--primary-color);
    color: var(--white);
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.3);
}

.product-tab-btn.active .tab-icon,
.product-tab-btn.active .tab-text,
.product-tab-btn.active .tab-subtitle {
    color: var(--white);
}

.tab-icon {
    font-size: 3rem;
    margin-bottom: 0.5rem;
    display: block;
    transition: transform 0.3s;
}

.product-tab-btn:hover .tab-icon {
    transform: scale(1.1);
}

.tab-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.3rem;
    transition: color 0.3s;
}

.tab-subtitle {
    font-size: 0.9rem;
    color: var(--text-light);
    transition: color 0.3s;
}

.product-section {
    margin-bottom: 6rem;
    display: none;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.product-section.active {
    display: block;
    opacity: 1;
    animation: productFadeIn 0.6s ease-out;
}

/* ============================================
   ============================================
   ============================================
   XMACHINE 产品页面样式 (product-xmachine.html)
   以下所有样式都是 product-xmachine.html 专用
   方便后台粘贴使用
   ============================================
   ============================================
   ============================================ */

/* Xmachine 产品专用样式 */
.xmachine-hero {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    padding: 5rem 0;
    text-align: center;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.xmachine-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(150, 200, 75, 0.1) 0%, transparent 70%);
}

/* 视频作为背景，文字叠加在上方 */
.xmachine-hero-video-section {
    position: relative;
    min-height: 700px;
    display: flex;
    align-items: center;
    overflow: hidden;
    width: 100vw;
    max-width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
    left: 0;
    right: 0;
    box-sizing: border-box;
}

.xmachine-video-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.xmachine-bg-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.xmachine-video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.5) 0%, rgba(0, 0, 0, 0.3) 50%, rgba(0, 0, 0, 0.5) 100%);
    backdrop-filter: blur(1px);
}

.xmachine-hero-video-section .container {
    position: relative;
    z-index: 1;
    width: 100%;
    padding: 4rem 0;
}

.xmachine-hero-video-section .xmachine-hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
}

.xmachine-hero-content {
    position: relative;
    z-index: 1;
}

.xmachine-main-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.gradient-text {
    background: linear-gradient(to right, #96c84b 10%, #96c84b 50%, #69ae41 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.xmachine-subtitle {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--white);
}

.xmachine-tagline {
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 400;
    margin-bottom: 2rem;
}

.xmachine-hero-buy-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2.5rem;
    background: linear-gradient(135deg, #1f7bff, #6aa7ff);
    color: #fff;
    text-decoration: none;
    border-radius: 12px;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(20px);
    box-shadow: 0 8px 24px rgba(31, 123, 255, 0.3);
    margin-top: 1rem;
}

.xmachine-hero-buy-btn:hover {
    background: linear-gradient(135deg, #0f66f3, #4f93ff);
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(31, 123, 255, 0.4);
    color: #fff;
    text-decoration: none;
}

.xmachine-full-video {
    width: 100%;
    overflow: hidden;
    margin: 0;
    position: relative;
}

.xmachine-hero-video {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.xmachine-full-image {
    width: 100%;
    overflow: hidden;
    margin: 0;
}

.xmachine-hero-img {
    width: 100%;
    height: auto;
    display: block;
}

.xmachine-intro-section {
    padding: 4rem 0;
    background: #414141;
}

.xmachine-intro-content {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.xmachine-intro-text {
    font-size: 1.2rem;
    line-height: 2;
    color: rgba(255, 255, 255, 0.9);
    text-align: center;
}

.xmachine-features-showcase {
    padding: 4rem 0;
    background: var(--bg-light);
}

.xmachine-feature-row {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.xmachine-feature-img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
}

.xmachine-power-section {
    padding: 5rem 0;
    background: var(--white);
    position: relative;
}

.xmachine-power-content {
    max-width: 1200px;
    margin: 0 auto;
}

.xmachine-power-text {
    max-width: 600px;
}

.xmachine-power-title {
    font-size: 2.5rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    color: var(--text-color);
    line-height: 1.3;
}

.highlight-green {
    color: #96c84b;
    font-weight: 600;
}

.xmachine-power-desc {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
}

.xmachine-precision-section {
    padding: 5rem 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    min-height: 500px;
}

.xmachine-precision-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
}

.xmachine-precision-content {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
}

.xmachine-precision-text {
    max-width: 600px;
    color: var(--white);
}

.xmachine-precision-title {
    font-size: 2.5rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

.xmachine-precision-desc {
    font-size: 1.1rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 1rem;
}

.xmachine-precision-note {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    font-style: italic;
}

.xmachine-camera-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    position: relative;
}

.xmachine-camera-content {
    max-width: 1200px;
    margin: 0 auto;
}

.xmachine-camera-text {
    max-width: 600px;
    color: var(--white);
}

.xmachine-camera-title {
    font-size: 2rem;
    font-weight: 400;
    margin-bottom: 1.5rem;
    color: var(--white);
}

.xmachine-camera-desc {
    font-size: 1.1rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
}

.xmachine-camera-img {
    max-width: 100%;
    height: auto;
    display: block;
}

.xmachine-specs-image {
    padding: 4rem 0;
    background: var(--bg-light);
}

.xmachine-specs-img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
}

.xmachine-tech-specs {
    background: var(--white);
}

/* Xmachine 特性介绍部分 */
.xmachine-intro-title {
    font-size: 2.5rem;
    color: #fff;
    margin-bottom: 0.5rem;
    text-align: center;
    font-weight: 700;
}

.xmachine-intro-subtitle {
    font-size: 3rem;
    color: #fff;
    margin-bottom: 0.5rem;
    text-align: center;
    font-weight: 700;
}

.xmachine-intro-slogan {
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
    text-align: center;
    font-style: italic;
}

/* Xmachine 关键特性展示网格 (product-xmachine.html) */
.xmachine-key-features {
    padding: 4rem 0;
    background: var(--bg-light);
}

/* ============================================
   共享样式：key-features-grid
   此样式被 product-xmachine.html 使用
   ============================================ */
.key-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.key-feature-item {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 2rem 1.5rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: transform 0.3s, box-shadow 0.3s;
    min-height: 120px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.key-feature-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.key-feature-value {
    font-size: 1.6rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.8rem;
    line-height: 1.3;
    word-break: break-word;
    hyphens: auto;
}

.key-feature-label {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.4;
    word-break: break-word;
}

/* 特性介绍部分 */
.xmachine-feature-section {
    padding: 4rem 0;
    background: var(--white);
}

.xmachine-feature-section.xmachine-control-system {
    background: #414141;
}

.xmachine-feature-section.xmachine-feature-alt {
    background: var(--bg-light);
}

.xmachine-feature-section.xmachine-power-section-bg {
    background: #414141;
}

.xmachine-feature-section.xmachine-power-section-bg .xmachine-feature-title {
    color: #fff;
}

.xmachine-feature-section.xmachine-power-section-bg .xmachine-feature-desc {
    color: rgba(255, 255, 255, 0.9);
}

/* ============================================
   共享样式：processed-products-grid
   此样式被 product-xmachine.html 使用
   ============================================ */
/* 加工成品网格展示 */
.processed-products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.processed-product-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    cursor: pointer;
    transition: all 0.3s ease;
    aspect-ratio: 1;
}

.processed-product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.3);
    border-color: rgba(255, 255, 255, 0.3);
}

.processed-product-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.processed-product-item:hover .processed-product-img {
    transform: scale(1.05);
}

@media (max-width: 1024px) {
    .processed-products-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 1.2rem;
    }
}

@media (max-width: 768px) {
    .processed-products-grid {
        grid-template-columns: repeat(5, 1fr);
        gap: 0.5rem;
    }
    
    .processed-product-item {
        min-width: 0;
        aspect-ratio: 1;
    }
    
    .processed-product-img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
}

/* Xmachine 支持加工多种材质部分 (product-xmachine.html) - 使用图片和绝对定位 */
.xmachine-material-section {
    padding: 4rem 0;
    background: #414141;
    width: 100%;
}

.xmachine-material-box {
    position: relative;
    max-width: 1920px;
    margin: 0 auto;
    width: 100%;
}

.xmachine-material-img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
}

/* 桌面端显示桌面内容，隐藏移动端图片 */
.xmachine-material-desktop {
    display: block;
}

.xmachine-material-img-mobile {
    display: none;
}

.xmachine-material-info {
    position: absolute;
    top: 10%;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    max-width: 600px;
    text-align: center;
    width: 90%;
}

.xmachine-material-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.8), 0 0 20px rgba(0, 0, 0, 0.5);
}

.xmachine-material-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 1);
    text-shadow: 1px 1px 6px rgba(0, 0, 0, 0.8), 0 0 15px rgba(0, 0, 0, 0.5);
    font-weight: 500;
}

.xmachine-material-item {
    position: absolute;
    color: #fff;
    font-size: 1rem;
    font-weight: 500;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.8), 0 0 15px rgba(0, 0, 0, 0.5);
    z-index: 2;
    transform: translate(-50%, -50%);
    white-space: nowrap;
}

/* WEB端统一向右移动材质标签 */
@media (min-width: 769px) {
    .xmachine-material-item {
        transform: translate(calc(-50% + 40px), -50%);
    }
}

@media (max-width: 1024px) {
    .xmachine-material-info {
        top: 8%;
        left: 50%;
        transform: translateX(-50%);
        max-width: 500px;
        width: 85%;
    }
    
    .xmachine-material-title {
        font-size: 2rem;
    }
    
    .xmachine-material-text {
        font-size: 1rem;
    }
    
    .xmachine-material-item {
        font-size: 0.9rem;
    }
}

@media (max-width: 768px) {
    .xmachine-material-section {
        padding: 1rem 0;
        overflow: hidden;
    }
    
    .xmachine-material-box {
        padding: 0;
        position: relative;
    }
    
    /* 在移动端隐藏桌面端内容 */
    .xmachine-material-desktop {
        display: none;
    }
    
    /* 在移动端显示移动端图片 */
    .xmachine-material-img-mobile {
        display: block;
        width: 100%;
        height: auto;
        object-fit: contain;
        object-position: center;
    }
    
    .xmachine-material-info {
        position: absolute;
        top: 5%;
        left: 50%;
        transform: translateX(-50%);
        max-width: 90%;
        width: 90%;
        padding: 0;
        text-align: center;
    }
    
    .xmachine-material-title {
        font-size: 1.2rem;
        margin-bottom: 0.5rem;
        line-height: 1.3;
    }
    
    .xmachine-material-text {
        font-size: 0.8rem;
        line-height: 1.5;
        margin: 0;
    }
    
    .xmachine-material-item {
        font-size: 0.65rem;
        text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.9);
        padding: 0.1rem 0.3rem;
        background: rgba(0, 0, 0, 0.3);
        border-radius: 4px;
        backdrop-filter: blur(2px);
    }
    
    /* 调整材质标签位置以适应小屏幕 - 第一行 */
    .xmachine-material-item:nth-child(3) {
        top: 48% !important;
        left: 18% !important;
    }
    
    .xmachine-material-item:nth-child(4) {
        top: 48% !important;
        left: 30% !important;
    }
    
    .xmachine-material-item:nth-child(5) {
        top: 48% !important;
        left: 42% !important;
    }
    
    .xmachine-material-item:nth-child(6) {
        top: 48% !important;
        left: 54% !important;
    }
    
    .xmachine-material-item:nth-child(7) {
        top: 48% !important;
        left: 66% !important;
    }
    
    /* 调整材质标签位置 - 第二行 */
    .xmachine-material-item:nth-child(8) {
        top: 70% !important;
        left: 18% !important;
    }
    
    .xmachine-material-item:nth-child(9) {
        top: 70% !important;
        left: 30% !important;
    }
    
    .xmachine-material-item:nth-child(10) {
        top: 70% !important;
        left: 42% !important;
    }
    
    .xmachine-material-item:nth-child(11) {
        top: 70% !important;
        left: 54% !important;
    }
    
    .xmachine-material-item:nth-child(12) {
        top: 70% !important;
        left: 66% !important;
    }
}

/* ============================================
   XMACHINE - 全自动分中测量 (product-xmachine.html)
   图片背景，文字右上角
   ============================================ */
.xmachine-centering-section {
    padding: 0;
    background: var(--bg-light);
    width: 100%;
    overflow: hidden;
}

.xmachine-centering-box {
    position: relative;
    max-width: 100%;
    margin: 0 auto;
    width: 100%;
}

.xmachine-centering-img {
    width: 100%;
    height: auto;
    max-height: 600px;
    display: block;
    object-fit: cover;
    object-position: center;
}

.xmachine-centering-info {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    max-width: 500px;
    text-align: center;
    width: 80%;
}

.xmachine-centering-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.8), 0 0 20px rgba(0, 0, 0, 0.5);
}

.xmachine-centering-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 1);
    text-shadow: 1px 1px 6px rgba(0, 0, 0, 0.8), 0 0 15px rgba(0, 0, 0, 0.5);
    font-weight: 500;
}

@media (max-width: 1024px) {
    .xmachine-centering-info {
        top: 6%;
        left: 10%;
        max-width: 450px;
    }
    
    .xmachine-centering-title {
        font-size: 2rem;
    }
    
    .xmachine-centering-text {
        font-size: 1rem;
    }
}

@media (max-width: 768px) {
    .xmachine-centering-section {
        overflow: hidden;
    }
    
    .xmachine-centering-box {
        padding: 0;
        position: relative;
    }
    
    .xmachine-centering-img {
        width: 100%;
        height: auto;
        max-height: 400px;
        display: block;
        object-fit: cover;
        object-position: center;
    }
    
    .xmachine-centering-info {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 85%;
        max-width: 85%;
    }
    
    .xmachine-centering-title {
        font-size: 1.5rem;
        margin-bottom: 1rem;
    }
    
    .xmachine-centering-text {
        font-size: 0.9rem;
        line-height: 1.6;
    }
}

@media (max-width: 480px) {
    
    .xmachine-centering-img {
        max-height: 300px;
    }
    
    .xmachine-centering-info {
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 90%;
        max-width: 90%;
    }
    
    .xmachine-centering-title {
        font-size: 1.2rem;
        margin-bottom: 0.6rem;
    }
    
    .xmachine-centering-text {
        font-size: 0.8rem;
        line-height: 1.5;
    }
}

/* ============================================
   XMACHINE - 设计与体验的和谐统一 (product-xmachine.html)
   图片背景，文字居右
   ============================================ */
.xmachine-design-section {
    padding: 0;
    background: #414141;
    width: 100%;
    overflow: hidden;
}

.xmachine-design-box {
    position: relative;
    max-width: 100%;
    margin: 0 auto;
    width: 100%;
}

.xmachine-design-img {
    width: 100%;
    height: auto;
    max-height: 600px;
    display: block;
    object-fit: cover;
    object-position: center;
}

.xmachine-design-info {
    position: absolute;
    top: 50%;
    right: 10%;
    transform: translateY(-50%);
    z-index: 2;
    max-width: 500px;
    text-align: right;
    width: 80%;
}

.xmachine-design-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.8), 0 0 20px rgba(0, 0, 0, 0.5);
}

.xmachine-design-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 1);
    text-shadow: 1px 1px 6px rgba(0, 0, 0, 0.8), 0 0 15px rgba(0, 0, 0, 0.5);
    font-weight: 500;
}

@media (max-width: 1024px) {
    .xmachine-design-info {
        top: 50%;
        right: 10%;
        transform: translateY(-50%);
        max-width: 450px;
        width: 75%;
        text-align: right;
    }
    
    .xmachine-design-title {
        font-size: 2rem;
    }
    
    .xmachine-design-text {
        font-size: 1rem;
    }
}

@media (max-width: 768px) {
    .xmachine-design-section {
        padding: 1rem 0;
        overflow: hidden;
    }
    
    .xmachine-design-box {
        padding: 0;
        position: relative;
    }
    
    .xmachine-design-img {
        width: 100%;
        height: auto;
        max-height: 400px;
        display: block;
        object-fit: cover;
        object-position: center;
    }
    
    .xmachine-design-info {
        position: absolute;
        top: 50%;
        right: 5%;
        transform: translateY(-50%);
        width: 85%;
        max-width: 85%;
        text-align: right;
    }
    
    .xmachine-design-title {
        font-size: 1.5rem;
        margin-bottom: 1rem;
    }
    
    .xmachine-design-text {
        font-size: 0.9rem;
        line-height: 1.6;
    }
}

@media (max-width: 480px) {
    .xmachine-design-section {
        padding: 0.5rem 0;
    }
    
    .xmachine-design-img {
        max-height: 300px;
    }
    
    .xmachine-design-info {
        top: 50%;
        right: 5%;
        transform: translateY(-50%);
        width: 90%;
        max-width: 90%;
        text-align: right;
    }
    
    .xmachine-design-title {
        font-size: 1.2rem;
        margin-bottom: 0.6rem;
    }
    
    .xmachine-design-text {
        font-size: 0.8rem;
        line-height: 1.5;
    }
}

/* ============================================
   XMACHINE - 简洁直观的控制面板 (product-xmachine.html)
   图片背景，文字居左
   ============================================ */
.xmachine-panel-section {
    padding: 0;
    background: #414141;
    width: 100%;
    overflow: hidden;
}

.xmachine-panel-box {
    position: relative;
    max-width: 100%;
    margin: 0 auto;
    width: 100%;
}

/* 桌面端内容容器 */
.xmachine-panel-desktop {
    display: block;
}

/* 移动端图片 - 默认隐藏 */
.xmachine-panel-mobile {
    display: none;
    width: 100%;
    height: auto;
    object-fit: contain;
    object-position: center;
}

.xmachine-panel-img {
    width: 100%;
    height: auto;
    max-height: none;
    display: block;
    object-fit: contain;
    object-position: center;
}

.xmachine-panel-info {
    position: absolute;
    top: 50%;
    left: 10%;
    transform: translateY(-50%);
    z-index: 2;
    max-width: 500px;
    text-align: left;
    width: 80%;
}

.xmachine-panel-item {
    position: absolute;
    color: #fff;
    font-size: 1rem;
    font-weight: 500;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.8), 0 0 15px rgba(0, 0, 0, 0.5);
    z-index: 2;
    transform: translate(-50%, -50%);
    white-space: nowrap;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(2px);
    border-radius: 8px;
    padding: 0.3rem 0.6rem;
}

.xmachine-panel-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.8), 0 0 20px rgba(0, 0, 0, 0.5);
}

.xmachine-panel-text {
    font-size: 1.3rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 1);
    text-shadow: 1px 1px 6px rgba(0, 0, 0, 0.8), 0 0 15px rgba(0, 0, 0, 0.5);
    font-weight: 500;
}

@media (max-width: 1024px) {
    .xmachine-panel-info {
        top: 50%;
        left: 10%;
        transform: translateY(-50%);
        max-width: 450px;
        width: 75%;
        text-align: left;
    }
    
    .xmachine-panel-title {
        font-size: 2rem;
    }
    
    .xmachine-panel-text {
        font-size: 1rem;
    }
}

@media (max-width: 768px) {
    .xmachine-panel-section {
        padding: 1rem 0;
        overflow: hidden;
    }
    
    .xmachine-panel-box {
        padding: 0;
        position: relative;
    }
    
    /* 在移动端隐藏桌面端内容 */
    .xmachine-panel-desktop {
        display: none;
    }
    
    /* 在移动端显示移动端图片 */
    .xmachine-panel-mobile {
        display: block;
        width: 100%;
        height: auto;
        object-fit: contain;
        object-position: center;
    }
    
    .xmachine-panel-img {
        width: 100%;
        height: auto;
        max-height: none;
        display: block;
        object-fit: contain;
        object-position: center;
    }
    
    .xmachine-panel-info {
        position: absolute;
        top: 50%;
        left: 5%;
        transform: translateY(-50%);
        width: 85%;
        max-width: 85%;
        text-align: left;
    }
    
    .xmachine-panel-item {
        font-size: 0.7rem;
        padding: 0.25rem 0.5rem;
        line-height: 1.3;
        /* 调整定位，避免挤在一起 */
        transform: translate(-50%, -50%);
        /* 增加最小宽度，确保文字不重叠 */
        min-width: fit-content;
        /* 增加背景透明度，提高可读性 */
        background: rgba(0, 0, 0, 0.6);
        backdrop-filter: blur(3px);
        /* 调整间距，避免重叠 */
        margin: 0.15rem;
        /* 允许文字换行，避免挤压 */
        white-space: normal;
        max-width: 70px;
        text-align: center;
        word-break: keep-all;
    }
    
    /* 在移动端，调整所有标签的left值，让它们更分散 */
    /* 对于右侧的标签（left > 70%），向左移动 */
    .xmachine-panel-item[style*="left:77.2%"],
    .xmachine-panel-item[style*="left:76.5%"],
    .xmachine-panel-item[style*="left:76.9%"] {
        left: 72% !important;
    }
    
    /* 对于中间的标签，适当调整 */
    .xmachine-panel-item[style*="left:66.9%"] {
        left: 62% !important;
    }
    
    .xmachine-panel-item[style*="left:62.8%"] {
        left: 58% !important;
    }
    
    .xmachine-panel-item[style*="left:57.8%"] {
        left: 52% !important;
    }
    
    .xmachine-panel-item[style*="left:49.7%"] {
        left: 45% !important;
    }
    
    /* 调整垂直间距，避免重叠 */
    .xmachine-panel-item[style*="top:37.3%"] {
        top: 38% !important;
    }
    
    .xmachine-panel-item[style*="top:28%"] {
        top: 29% !important;
    }
    
    .xmachine-panel-item[style*="top:45.4%"] {
        top: 46% !important;
    }
    
    .xmachine-panel-item[style*="top:52.5%"] {
        top: 53% !important;
    }
    
    .xmachine-panel-item[style*="top:60.4%"] {
        top: 61% !important;
    }
    
    .xmachine-panel-item[style*="top:69%"] {
        top: 70% !important;
    }
    
    .xmachine-panel-title {
        font-size: 1.5rem;
        margin-bottom: 1rem;
    }
    
    .xmachine-panel-text {
        font-size: 1rem;
        line-height: 1.6;
    }
}

@media (max-width: 480px) {
    .xmachine-panel-section {
        padding: 0.5rem 0;
    }
    
    /* 在移动端隐藏桌面端内容 */
    .xmachine-panel-desktop {
        display: none;
    }
    
    /* 在移动端显示移动端图片 */
    .xmachine-panel-mobile {
        display: block;
        width: 100%;
        height: auto;
        object-fit: contain;
        object-position: center;
    }
    
    .xmachine-panel-img {
        max-height: none;
    }
    
    .xmachine-panel-info {
        top: 50%;
        left: 5%;
        transform: translateY(-50%);
        width: 90%;
        max-width: 90%;
        text-align: left;
    }
    
    .xmachine-panel-item {
        font-size: 0.6rem;
        padding: 0.2rem 0.35rem;
        line-height: 1.2;
        /* 进一步优化小屏幕显示 */
        transform: translate(-50%, -50%);
        min-width: fit-content;
        background: rgba(0, 0, 0, 0.7);
        backdrop-filter: blur(3px);
        margin: 0.1rem;
        /* 允许文字换行，避免挤压 */
        white-space: normal;
        max-width: 60px;
        text-align: center;
        word-break: keep-all;
    }
    
    /* 在小屏幕上进一步分散标签位置，避免挤在一起 */
    /* 对于右侧的标签，向左移动更多 */
    .xmachine-panel-item[style*="left:77.2%"],
    .xmachine-panel-item[style*="left:76.5%"],
    .xmachine-panel-item[style*="left:76.9%"] {
        left: 68% !important;
    }
    
    /* 对于中间的标签，适当调整 */
    .xmachine-panel-item[style*="left:66.9%"] {
        left: 58% !important;
    }
    
    .xmachine-panel-item[style*="left:62.8%"] {
        left: 55% !important;
    }
    
    .xmachine-panel-item[style*="left:57.8%"] {
        left: 48% !important;
    }
    
    .xmachine-panel-item[style*="left:49.7%"] {
        left: 42% !important;
    }
    
    /* 调整垂直间距，增加间隔避免重叠 */
    .xmachine-panel-item[style*="top:14.4%"] {
        top: 15% !important;
    }
    
    .xmachine-panel-item[style*="top:28%"] {
        top: 30% !important;
    }
    
    .xmachine-panel-item[style*="top:37.3%"] {
        top: 39% !important;
    }
    
    .xmachine-panel-item[style*="top:45.4%"] {
        top: 47% !important;
    }
    
    .xmachine-panel-item[style*="top:52.5%"] {
        top: 54% !important;
    }
    
    .xmachine-panel-item[style*="top:60.4%"] {
        top: 62% !important;
    }
    
    .xmachine-panel-item[style*="top:69%"] {
        top: 71% !important;
    }
    
    .xmachine-panel-item[style*="top:74.5%"] {
        top: 75% !important;
    }
    
    .xmachine-panel-title {
        font-size: 1.2rem;
        margin-bottom: 0.6rem;
    }
    
    .xmachine-panel-text {
        font-size: 0.8rem;
        line-height: 1.5;
    }
}

@media (max-width: 480px) {
    .xmachine-material-section {
        padding: 0.5rem 0;
    }
    
    /* 在移动端隐藏桌面端内容 */
    .xmachine-material-desktop {
        display: none;
    }
    
    /* 在移动端显示移动端图片 */
    .xmachine-material-img-mobile {
        display: block;
        width: 100%;
        height: auto;
        object-fit: contain;
        object-position: center;
    }
    
    .xmachine-material-text {
        font-size: 0.7rem;
        line-height: 1.4;
    }
    
    .xmachine-material-item {
        font-size: 0.6rem;
        padding: 0.1rem 0.25rem;
    }
    
    /* 进一步调整材质标签位置 - 第一行 */
    .xmachine-material-item:nth-child(3) {
        top: 45% !important;
        left: 16% !important;
    }
    
    .xmachine-material-item:nth-child(4) {
        top: 45% !important;
        left: 28% !important;
    }
    
    .xmachine-material-item:nth-child(5) {
        top: 45% !important;
        left: 40% !important;
    }
    
    .xmachine-material-item:nth-child(6) {
        top: 45% !important;
        left: 52% !important;
    }
    
    .xmachine-material-item:nth-child(7) {
        top: 45% !important;
        left: 64% !important;
    }
    
    /* 进一步调整材质标签位置 - 第二行 */
    .xmachine-material-item:nth-child(8) {
        top: 68% !important;
        left: 16% !important;
    }
    
    .xmachine-material-item:nth-child(9) {
        top: 68% !important;
        left: 28% !important;
    }
    
    .xmachine-material-item:nth-child(10) {
        top: 68% !important;
        left: 40% !important;
    }
    
    .xmachine-material-item:nth-child(11) {
        top: 68% !important;
        left: 52% !important;
    }
    
    .xmachine-material-item:nth-child(12) {
        top: 68% !important;
        left: 64% !important;
    }
}

.xmachine-feature-content {
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

.xmachine-feature-title {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.xmachine-feature-section.xmachine-control-system .xmachine-feature-title {
    color: #fff;
}

.xmachine-feature-desc {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 1rem;
    text-align: left;
}

.xmachine-feature-section.xmachine-control-system .xmachine-feature-desc {
    color: rgba(255, 255, 255, 0.9);
}

.xmachine-feature-desc:last-child {
    margin-bottom: 0;
}

/* 材料标签 */
.material-list {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

.material-tag {
    padding: 0.8rem 1.5rem;
    background: var(--white);
    border: 2px solid var(--primary-color);
    border-radius: 25px;
    color: var(--primary-color);
    font-weight: 500;
    transition: all 0.3s;
}

.material-tag:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

/* 特性图片展示 */
.xmachine-feature-image {
    margin-top: 2rem;
    text-align: center;
}

.xmachine-feature-image .feature-img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.xmachine-feature-image .feature-img:hover {
    transform: scale(1.02);
    box-shadow: 0 15px 40px rgba(0, 102, 204, 0.2);
}

/* 特性图片网格 */
.xmachine-feature-image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.xmachine-feature-image-grid .feature-grid-img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
    object-fit: cover;
    aspect-ratio: 1;
}

.xmachine-feature-image-grid .feature-grid-img:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.3);
}

.product-header {
    text-align: center;
    padding: 2rem 0;
}

.product-name {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 700;
}

.product-tagline {
    font-size: 1.3rem;
    color: var(--text-light);
    font-style: italic;
}

.product-divider {
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    margin: 5rem 0;
    position: relative;
}

.product-divider::before,
.product-divider::after {
    content: '';
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 12px;
    height: 12px;
    background: var(--primary-color);
    border-radius: 50%;
}

.product-divider::before {
    left: 20%;
}

.product-divider::after {
    right: 20%;
}

/* 产品详情页 */
.product-detail {
    padding: 3rem 0 5rem;
    background: var(--white);
}

.product-overview {
    margin-bottom: 4rem;
    padding: 2rem;
    background: var(--bg-light);
    border-radius: 10px;
}

.overview-content h2 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 2rem;
}

.overview-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
}

/* ============================================
   共享样式：core-features, feature-box, software-section
   此样式被 product-xmachine.html 和 product-xscanner.html 共同使用
   ============================================ */
.core-features {
    padding: 2rem 0;
    background: var(--bg-light);
}

.features-list {
    display: grid;
    /* WEB 端最多 3 列；屏幕变窄会自动降为 2 列 / 1 列 */
    grid-template-columns: repeat(3, minmax(280px, 1fr));
    gap: 2rem;
}

@media (max-width: 1024px) {
    .features-list {
        grid-template-columns: repeat(2, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    .features-list {
        grid-template-columns: 1fr;
    }
}

.feature-box {
    background: var(--white);
    padding: 2.5rem 2rem 2rem 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
    position: relative;
    box-sizing: border-box;
    overflow: visible;
}

.feature-box:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.feature-number {
    position: absolute;
    top: -15px;
    left: 20px;
    background: var(--primary-color);
    color: var(--white);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
}

.feature-box h3 {
    color: var(--primary-color);
    margin-top: 1rem;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.feature-box p {
    color: var(--text-light);
    line-height: 1.8;
}

.tech-specs {
    background: var(--white);
}

.tech-specs.xmachine-tech-specs {
    background: #414141;
}

.tech-specs.xmachine-tech-specs .section-title {
    color: #fff;
}

.specs-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

@media (max-width: 1024px) {
    .specs-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

.spec-category {
    background: var(--bg-light);
    padding: 1.5rem;
    border-radius: 10px;
}

.tech-specs.xmachine-tech-specs .spec-category {
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.spec-category h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.tech-specs.xmachine-tech-specs .spec-category h3 {
    color: #fff;
}

.software-section {
    padding: 2rem 0;
    background: var(--bg-light);
}

/* ============================================
   ============================================
   ============================================
   XSCANNER 产品页面样式 (product-xscanner.html)
   以下所有样式都是 product-xscanner.html 专用
   方便后台粘贴使用
   ============================================
   ============================================
   ============================================ */

/* Xscanner 页面背景 */
.xscanner-detail-page {
    background: #03080c;
    color: #fff;
}

/* Xscanner 页面文字颜色适配 (product-xscanner.html) */
.xscanner-detail-page .product-header {
    color: #fff;
}

.xscanner-detail-page .product-name {
    color: #fff;
}

.xscanner-detail-page .product-tagline {
    color: rgba(255, 255, 255, 0.8);
}

.xscanner-detail-page .section-title {
    color: #fff;
}

.xscanner-detail-page .section-title::after {
    background: rgba(255, 255, 255, 0.8);
}

.xscanner-detail-page .core-features {
    background: #03080c;
    overflow: visible;
}

.xscanner-detail-page .feature-box {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #fff;
}

.xscanner-detail-page .feature-box h3 {
    color: #fff;
}

.xscanner-detail-page .feature-box p {
    color: rgba(255, 255, 255, 0.85);
}

.xscanner-detail-page .tech-specs {
    background: #03080c;
}

.xscanner-detail-page .tech-specs .section-title {
    color: #fff;
}

.xscanner-detail-page .spec-category {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.xscanner-detail-page .spec-category h3 {
    color: #fff;
}

.xscanner-detail-page .spec-table {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.xscanner-detail-page .spec-table td {
    color: rgba(255, 255, 255, 0.9);
}

.xscanner-detail-page .spec-table td:first-child {
    color: rgba(255, 255, 255, 0.95);
    background: rgba(0, 0, 0, 0.2);
}

.xscanner-detail-page .spec-table td:last-child {
    color: rgba(255, 255, 255, 0.85);
}

.xscanner-detail-page .spec-table tr {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.xscanner-detail-page .spec-table tr:hover {
    background: rgba(255, 255, 255, 0.05);
}

.xscanner-detail-page .software-section {
    background: #03080c;
}

.xscanner-detail-page .software-info > p {
    color: rgba(255, 255, 255, 0.9);
}

.xscanner-detail-page .software-intro-with-icon > p,
.xscanner-detail-page .software-intro > p {
    color: rgba(255, 255, 255, 0.9);
}

.xscanner-detail-page .software-feature-card {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #fff;
}

.xscanner-detail-page .software-feature-overlay {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.5) 100%);
}

.xscanner-detail-page .software-feature-card:hover .software-feature-overlay {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.6) 100%);
}

.xscanner-detail-page .software-feature-card h4 {
    color: #fff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.xscanner-detail-page .software-feature-card p {
    color: rgba(255, 255, 255, 0.95);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.xscanner-detail-page .system-requirements {
    background: #03080c;
}

.xscanner-detail-page .system-requirements .spec-table {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.xscanner-detail-page .system-requirements .spec-table td {
    color: rgba(255, 255, 255, 0.9);
}

.xscanner-detail-page .system-requirements .spec-table td:first-child {
    color: rgba(255, 255, 255, 0.95);
    background: rgba(0, 0, 0, 0.2);
}

.xscanner-detail-page .xscanner-gallery-section {
    background: #03080c;
}

.xscanner-detail-page .xscanner-gallery-section .section-title {
    color: #fff;
}

.xscanner-detail-page .xscanner-gallery-grid {
    grid-template-columns: repeat(6, 1fr);
    gap: 0.8rem;
}

.xscanner-detail-page .gallery-item {
    aspect-ratio: 1;
    min-height: 0;
}

.xscanner-detail-page .software-gallery-main {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.xscanner-detail-page .software-icon-small {
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.xscanner-detail-page .gallery-item {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.xscanner-detail-page .product-buy-section {
    background: #03080c;
}

/* Xscanner 产品概述：文字更靠左 + 视频更清晰 */
.xscanner-detail-page .tech-video-section.tech-hero-section .container {
    max-width: 1400px;
    margin: 0;
    /* 整体往右推，让内容“左侧偏中间” */
    padding-left: 20vw;
    padding-right: 4vw;
}

.xscanner-detail-page .tech-content-wrapper {
    max-width: none;
    margin: 0;
    padding: 0;
}

.xscanner-detail-page .tech-content-text {
    max-width: 680px;
}

.xscanner-detail-page .tech-video-overlay {
    background: linear-gradient(
        135deg,
        rgba(0, 0, 0, 0.45) 0%,
        rgba(0, 102, 204, 0.18) 50%,
        rgba(0, 0, 0, 0.45) 100%
    );
    backdrop-filter: none;
}

.xscanner-detail-page .tech-bg-video {
    filter: contrast(1.12) saturate(1.08) brightness(1.05);
    /* 视频画面主体稍微偏右显示 */
    object-position: 65% center;
}

/* 软件介绍文字和图标布局 */
.software-intro-with-icon {
    display: flex;
    align-items: flex-start;
    gap: 2rem;
    margin-bottom: 3rem;
}

.software-intro-with-icon > p {
    flex: 1;
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
    margin: 0;
}

/* 软件介绍文字样式 */

.software-intro > p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
    margin: 0;
    text-align: justify;
}

.software-icon-small {
    width: 120px;
    height: 120px;
    object-fit: contain;
    flex-shrink: 0;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    background: #fff;
    padding: 10px;
}

.software-info {
    max-width: 1000px;
    margin: 0 auto;
}

.software-info > p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 3rem;
    text-align: justify;
}

.software-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.software-feature-card {
    background: var(--white);
    padding: 0;
    border-radius: 10px;
    box-shadow: var(--shadow);
    transition: transform 0.3s;
    position: relative;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    min-height: 200px;
}

.software-feature-card:hover {
    transform: translateY(-5px);
}

.software-feature-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0.4) 100%);
    z-index: 1;
    transition: background 0.3s ease;
}

.software-feature-card:hover .software-feature-overlay {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.5) 100%);
}

.software-feature-content {
    position: relative;
    z-index: 2;
    padding: 2rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.software-feature-card h4 {
    color: #fff;
    margin-bottom: 1rem;
    font-size: 1.2rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.software-feature-card p {
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.8;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.system-requirements {
    background: var(--white);
}

/* 视频页面 */
.video-page {
    padding: 3rem 0 5rem;
    background: linear-gradient(to bottom, #f8f9fa 0%, #ffffff 100%);
    min-height: 80vh;
}

.video-filters-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin: 4rem 0 2.5rem;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.video-card {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    cursor: pointer;
}

.video-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

.video-placeholder {
    position: relative;
    width: 100%;
    height: 220px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--white);
    cursor: pointer;
    overflow: hidden;
}

.video-placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.video-card:hover .video-placeholder::before {
    opacity: 1;
}

.play-icon {
    font-size: 4.5rem;
    margin-bottom: 0.75rem;
    opacity: 0.95;
    transition: all 0.3s ease;
    z-index: 1;
    position: relative;
}

.play-icon i {
    display: block;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.video-card:hover .play-icon {
    transform: scale(1.1);
    opacity: 1;
}

.video-placeholder p {
    font-size: 1rem;
    font-weight: 500;
    z-index: 1;
    position: relative;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.video-info {
    padding: 1.5rem;
}

.video-info h3 {
    color: #1f2937;
    margin-bottom: 0.5rem;
    font-size: 1.15rem;
    font-weight: 600;
    line-height: 1.4;
    transition: color 0.2s ease;
}

.video-card:hover .video-info h3 {
    color: var(--primary-color);
}

.video-info > p {
    color: #6b7280;
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 0.75rem;
}

.video-meta {
    display: flex;
    gap: 1.25rem;
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid #e5e7eb;
}

.video-meta span {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    color: #9ca3af;
    font-size: 0.85rem;
}

.video-meta i {
    font-size: 0.9rem;
}

.video-categories {
    flex: 1;
}

.category-tabs {
    display: flex;
    justify-content: flex-start;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 0;
}

.tab-btn {
    padding: 0.75rem 1.75rem;
    background: var(--white);
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
    font-size: 0.95rem;
}

.tab-btn:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.3);
}

.tab-btn.active {
    background: var(--primary-color);
    color: var(--white);
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.3);
}

.featured-video {
    margin-top: 4rem;
    padding: 3rem 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

.featured-video-container {
    max-width: 1000px;
    margin: 0 auto;
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    transition: all 0.3s ease;
}

.featured-video-container:hover {
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.18);
}

.featured-video-placeholder {
    position: relative;
    width: 100%;
    height: 450px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--white);
    cursor: pointer;
    overflow: hidden;
}

.featured-video-placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.15) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.featured-video-placeholder:hover::before {
    opacity: 1;
}

.play-icon-large {
    font-size: 7rem;
    margin-bottom: 1rem;
    opacity: 0.95;
    transition: all 0.3s ease;
    z-index: 1;
    position: relative;
}

.play-icon-large i {
    display: block;
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.featured-video-placeholder:hover .play-icon-large {
    transform: scale(1.15);
    opacity: 1;
}

.featured-video-placeholder p {
    font-size: 1.1rem;
    font-weight: 500;
    z-index: 1;
    position: relative;
    text-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}

.featured-video-info {
    padding: 2.5rem;
}

.featured-video-info h3 {
    color: #1f2937;
    margin-bottom: 1rem;
    font-size: 1.75rem;
    font-weight: 700;
    line-height: 1.3;
}

.featured-video-info > p {
    color: #4b5563;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.video-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    color: #6b7280;
    font-size: 0.95rem;
    padding-top: 1rem;
    border-top: 1px solid #e5e7eb;
}

.video-stats span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* 应用场景详情页 */
.applications-page {
    padding: 3rem 0 5rem;
    background: var(--white);
}

.applications-detail {
    margin-bottom: 4rem;
}

.application-detail-card {
    display: flex;
    gap: 2rem;
    margin-bottom: 3rem;
    padding: 2rem;
    background: var(--bg-light);
    border-radius: 10px;
    transition: transform 0.3s;
}

.application-detail-card:hover {
    transform: translateX(5px);
}

.app-detail-icon {
    font-size: 4rem;
    flex-shrink: 0;
}

.app-detail-content {
    flex: 1;
}

.app-detail-content h2 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 2rem;
}

.app-detail-content > p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.app-features {
    margin-top: 1.5rem;
}

.app-feature-item strong {
    color: var(--primary-color);
    display: block;
    margin-bottom: 0.5rem;
}

.app-feature-item ul {
    list-style: none;
    padding-left: 0;
}

.app-feature-item ul li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-light);
}

.app-feature-item ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.case-studies {
    padding: 4rem 0;
    background: var(--bg-light);
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.case-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s;
}

.case-card:hover {
    transform: translateY(-5px);
}

.case-image {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.case-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.case-card p {
    color: var(--text-light);
    line-height: 1.8;
}

/* 联系我们页面 */
.contact-page {
    padding: 3rem 0 5rem;
    background: var(--white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 4rem;
}

.contact-form-section,
.contact-info-section {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 10px;
}

.contact-form-section h2,
.contact-info-section h2 {
    color: var(--primary-color);
    margin-bottom: 2rem;
    font-size: 1.8rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: 0.5rem;
    color: var(--text-color);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.info-item {
    display: flex;
    gap: 1rem;
}

.info-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.info-content h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.info-content p {
    color: var(--text-light);
    margin-bottom: 0.3rem;
}

.social-media {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid #ddd;
}

.social-media h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.social-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.social-link {
    padding: 0.5rem 1.5rem;
    background: var(--primary-color);
    color: var(--white);
    text-decoration: none;
    border-radius: 5px;
    transition: background 0.3s;
}

.social-link:hover {
    background: var(--secondary-color);
}

.faq-section {
    padding: 4rem 0;
    background: var(--bg-light);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    margin-bottom: 1rem;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.faq-question {
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: background 0.3s;
}

.faq-question:hover {
    background: var(--bg-light);
}

.faq-question h3 {
    color: var(--primary-color);
    font-size: 1.1rem;
    margin: 0;
}

.faq-toggle {
    font-size: 1.5rem;
    color: var(--primary-color);
    font-weight: bold;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    padding: 0 1.5rem;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 0 1.5rem 1.5rem;
}

.faq-answer p {
    color: var(--text-light);
    line-height: 1.8;
    margin: 0;
}

/* 滚动动画 */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-up {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.slide-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* 数字计数动画 */
.stat-number {
    transition: all 0.3s ease;
}

/* 响应式设计补充 */
@media (max-width: 768px) {
    .video-filters-row {
        margin: 2.5rem 0 2rem;
    }

    .video-categories {
        width: 100%;
    }

    .category-tabs {
        justify-content: center;
    }
    .page-title {
        font-size: 2rem;
    }

    .page-subtitle {
        font-size: 1rem;
    }

    .contact-content {
        grid-template-columns: 1fr;
    }

    .application-detail-card {
        flex-direction: column;
    }

    .features-list,
    .specs-container,
    .software-features-grid,
    .video-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .video-placeholder {
        height: 180px;
    }

    .play-icon {
        font-size: 3.5rem;
    }

    .video-info {
        padding: 1.25rem;
    }

    .video-info h3 {
        font-size: 1.05rem;
    }

    .video-meta {
        gap: 1rem;
        font-size: 0.8rem;
    }

    .category-tabs {
        gap: 0.75rem;
    }

    .tab-btn {
        padding: 0.6rem 1.25rem;
        font-size: 0.85rem;
    }

    .featured-video {
        padding: 2rem 0;
        margin-top: 3rem;
    }

    .featured-video-placeholder {
        height: 280px;
    }

    .play-icon-large {
        font-size: 5rem;
    }

    .featured-video-info {
        padding: 1.5rem;
    }

    .featured-video-info h3 {
        font-size: 1.35rem;
    }

    .featured-video-info > p {
        font-size: 0.9rem;
    }

    .video-stats {
        gap: 1.25rem;
        font-size: 0.85rem;
    }

    .intro-content,
    .software-content {
        grid-template-columns: 1fr;
    }

    .software-visual {
        position: relative;
        top: 0;
    }

    .product-name {
        font-size: 2rem;
    }

    .product-tagline {
        font-size: 1.1rem;
    }

    .product-section {
        margin-bottom: 4rem;
    }

    .product-divider {
        margin: 3rem 0;
    }

    .product-tabs {
        gap: 1rem;
        margin: 2rem 0 3rem;
    }

    .product-tab-btn {
        min-width: 200px;
        padding: 1.5rem 2rem;
    }

    .tab-icon {
        font-size: 2.5rem;
    }

    .tab-text {
        font-size: 1.2rem;
    }

    .tab-subtitle {
        font-size: 0.8rem;
    }

    .xmachine-main-title {
        font-size: 2.5rem;
    }

    .xmachine-subtitle {
        font-size: 2rem;
    }

    .xmachine-tagline {
        font-size: 1.2rem;
    }

    .xmachine-power-title,
    .xmachine-precision-title {
        font-size: 2rem;
    }

    .xmachine-camera-title {
        font-size: 1.5rem;
    }

    .xmachine-intro-title {
        font-size: 2rem;
    }

    .xmachine-intro-subtitle {
        font-size: 2.5rem;
    }

    .xmachine-intro-slogan {
        font-size: 1.2rem;
    }

    .key-features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .key-feature-item {
        padding: 1.5rem 1rem;
        min-height: 100px;
    }

    .key-feature-value {
        font-size: 1.3rem;
        margin-bottom: 0.6rem;
    }

    .key-feature-label {
        font-size: 0.85rem;
    }

    .xmachine-feature-title {
        font-size: 1.5rem;
    }

    .xmachine-feature-desc {
        font-size: 1rem;
        text-align: center;
    }

    .material-list {
        gap: 0.8rem;
    }

    .material-tag {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }

    .xmachine-feature-image-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .xmachine-feature-image-grid .feature-grid-img {
        aspect-ratio: 1;
    }

    .product-cards-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .product-card-image {
        height: 300px;
        padding: 1rem;
    }

    .product-card-image img {
        max-width: 280px;
        max-height: 200px;
        width: auto;
        height: auto;
    }

    .product-card-content {
        padding: 2rem;
    }

    .product-card-actions {
        flex-direction: column;
    }

    .btn-detail,
    .btn-buy {
        width: 100%;
    }

    .product-buy-header {
        margin-bottom: 2rem;
    }
    
    .product-buy-logo {
        max-width: 120px;
        margin-bottom: 1rem;
    }
    
    .product-buy-title {
        font-size: 1.5rem;
        margin-bottom: 0.5rem;
    }
    
    .product-buy-subtitle {
        font-size: 0.95rem;
    }
    
    .product-buy-content {
        flex-direction: column;
    }

    .btn-buy-large,
    .btn-back {
        width: 100%;
        text-align: center;
    }
}

/* ============================================
   视频播放器样式
   ============================================ */
.video-player-wrapper {
    margin: 2rem 0;
    display: flex;
    justify-content: center;
}

.video-player {
    position: relative;
    width: 100%;
    max-width: 900px;
    background: #000;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.video-player:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 70px rgba(0, 102, 204, 0.4);
}

.video-poster {
    position: relative;
    width: 100%;
    padding-top: 56.25%; /* 16:9 比例 */
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    overflow: hidden;
}

.video-thumbnail {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.video-player:hover .video-thumbnail {
    transform: scale(1.05);
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    transition: all 0.3s ease;
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.3));
}

.video-player:hover .play-button {
    transform: translate(-50%, -50%) scale(1.1);
}

.play-button svg circle {
    transition: fill 0.3s ease;
}

.video-player:hover .play-button svg circle {
    fill: rgba(255, 255, 255, 1);
}

.video-element {
    display: none;
    width: 100%;
    height: auto;
    border-radius: 12px;
}

.video-player.playing .video-poster {
    display: none;
}

.video-player.playing .video-element {
    display: block;
}

/* 视频卡片网格 */
.xmachine-videos-section {
    padding: 4rem 0;
    background: linear-gradient(180deg, #f8f9fa 0%, #ffffff 100%);
}

.videos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.video-card-item {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.video-card-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 102, 204, 0.2);
}

.video-card-item .video-player {
    max-width: 100%;
    border-radius: 0;
}

.video-card-item .video-poster {
    padding-top: 56.25%;
}

.video-card-title {
    padding: 1.5rem;
    margin: 0;
    font-size: 1.1rem;
    color: #333;
    text-align: center;
    font-weight: 600;
}

/* ============================================
   图片画廊样式
   ============================================ */
.xmachine-gallery-section,
.xscanner-gallery-section {
    padding: 4rem 0;
    background: linear-gradient(180deg, #ffffff 0%, #f8f9fa 100%);
}

.xmachine-gallery-grid,
.xscanner-gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.gallery-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    aspect-ratio: 1;
}

.gallery-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 102, 204, 0) 0%, rgba(0, 102, 204, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
}

.gallery-item:hover::before {
    opacity: 1;
}

.gallery-item:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 15px 40px rgba(0, 102, 204, 0.25);
}

.gallery-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
    display: block;
}

.gallery-item:hover .gallery-img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 2;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-zoom {
    font-size: 3rem;
    color: #fff;
    transform: scale(0.8);
    transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-zoom {
    transform: scale(1);
}

/* 图片查看器模态框 */
.image-modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    animation: fadeIn 0.3s ease;
}

.image-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.modal-content {
    max-width: 90%;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    animation: zoomIn 0.3s ease;
}

@keyframes zoomIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.modal-close {
    position: absolute;
    top: 30px;
    right: 40px;
    color: #fff;
    font-size: 3rem;
    font-weight: 300;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10001;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

.modal-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 30px;
    pointer-events: none;
}

.modal-prev,
.modal-next {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: none;
    color: #fff;
    font-size: 4rem;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    pointer-events: all;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.modal-prev:hover,
.modal-next:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

/* 图片画廊 - 主图与缩略图 */
.xmachine-feature-image-gallery,
.xscanner-software-gallery {
    margin: 2rem 0;
}

.gallery-main,
.software-gallery-main {
    margin-bottom: 1rem;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    background: #fff;
}

.gallery-main-img,
.software-main-img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s ease;
}

.gallery-main:hover .gallery-main-img,
.software-gallery-main:hover .software-main-img {
    transform: scale(1.02);
}

.gallery-thumbs,
.software-gallery-thumbs {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.thumb-img,
.software-thumb-img {
    width: 100px;
    height: 100px;
    object-fit: cover;
    border-radius: 8px;
    cursor: pointer;
    border: 3px solid transparent;
    transition: all 0.3s ease;
    opacity: 0.7;
}

.thumb-img:hover,
.software-thumb-img:hover {
    opacity: 1;
    transform: scale(1.1);
    border-color: var(--primary-color);
}

.thumb-img.active,
.software-thumb-img.active {
    opacity: 1;
    border-color: var(--primary-color);
    box-shadow: 0 4px 15px rgba(0, 102, 204, 0.3);
}

/* Xscanner 特定样式 (product-xscanner.html) */
.xscanner-product-video {
    margin: 2rem 0;
    display: flex;
    justify-content: center;
}

.xscanner-product-video .video-player {
    max-width: 1000px;
}

.feature-image {
    margin-top: 1.5rem;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

.feature-img {
    width: 100%;
    max-width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s ease;
    box-sizing: border-box;
}

.feature-image:hover .feature-img {
    transform: scale(1.05);
}

.feature-image-gallery {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.feature-gallery-img {
    flex: 1;
    min-width: 200px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.feature-gallery-img:hover {
    transform: translateY(-5px);
}

/* Swiper轮播样式 */
.feature-swiper-container {
    margin-top: 1.5rem;
    width: 100%;
    position: relative;
    display: block;
}

.feature-gallery-mobile {
    display: none;
}

.feature-swiper {
    width: 100%;
    height: auto;
    border-radius: 8px;
    overflow: hidden;
}

.feature-swiper-img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
    border-radius: 8px;
}

.feature-swiper .swiper-pagination {
    position: relative;
    margin-top: 1rem;
}

.feature-swiper .swiper-pagination-bullet {
    background: var(--primary-color);
    opacity: 0.5;
}

.feature-swiper .swiper-pagination-bullet-active {
    opacity: 1;
}

.feature-swiper .swiper-button-prev,
.feature-swiper .swiper-button-next {
    color: var(--primary-color);
    background: rgba(255, 255, 255, 0.8);
    width: 35px;
    height: 35px;
    border-radius: 50%;
}

.feature-swiper .swiper-button-prev:after,
.feature-swiper .swiper-button-next:after {
    font-size: 18px;
    font-weight: bold;
}

.feature-swiper .swiper-button-prev:hover,
.feature-swiper .swiper-button-next:hover {
    background: rgba(255, 255, 255, 1);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .video-player {
        max-width: 100%;
    }

    .videos-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .xmachine-gallery-grid,
    .xscanner-gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 1rem;
    }

    .modal-close {
        top: 20px;
        right: 20px;
        font-size: 2rem;
        width: 40px;
        height: 40px;
    }

    .modal-prev,
    .modal-next {
        font-size: 3rem;
        width: 50px;
        height: 50px;
        padding: 0 15px;
    }

    .gallery-thumbs,
    .software-gallery-thumbs {
        gap: 0.5rem;
    }

    .thumb-img,
    .software-thumb-img {
        width: 70px;
        height: 70px;
    }

    .feature-image-gallery {
        flex-direction: column;
    }

    .feature-gallery-img {
        min-width: 100%;
    }
    
    /* 确保 feature-box 中的图片不会超出，但 feature-number 可以显示 */
    .feature-box {
        padding-top: 3.5rem;
        /* 增加顶部 padding 为 feature-number 留出空间 */
        overflow: visible;
        box-sizing: border-box;
    }
    
    .feature-number {
        z-index: 10;
        top: 0px;
    }
    
    .features-list {
        gap: 3.5rem;
        padding-top: 1.5rem;
    }
    
    .core-features {
        overflow: visible;
        padding-top: 4rem;
    }
    
    .feature-image {
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
        overflow: hidden;
    }
    
    .feature-img {
        width: 100%;
        max-width: 100%;
        height: auto;
        display: block;
        box-sizing: border-box;
    }
}

/* ============================================
   ============================================
   共享样式：科技感视频背景样式
   此样式被 product-xmachine.html 和 product-xscanner.html 共同使用
   ============================================
   ============================================ */
.tech-video-section {
    position: relative;
    min-height: 600px;
    display: flex;
    align-items: center;
    overflow: hidden;
    margin: 4rem 0;
}

.tech-video-section.tech-hero-section {
    min-height: 700px;
    margin: 0;
    width: 100vw;
    max-width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
    left: 0;
    right: 0;
    box-sizing: border-box;
    position: relative;
}

.xscanner-detail-page .tech-video-section.tech-hero-section {
    width: 100vw;
    max-width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
}

.tech-video-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.tech-bg-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.tech-video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7) 0%, rgba(0, 102, 204, 0.4) 50%, rgba(0, 0, 0, 0.7) 100%);
    backdrop-filter: blur(1px);
}

.tech-video-reverse .tech-video-overlay {
    background: linear-gradient(225deg, rgba(0, 0, 0, 0.7) 0%, rgba(0, 102, 204, 0.4) 50%, rgba(0, 0, 0, 0.7) 100%);
}

.tech-video-content {
    position: relative;
    z-index: 1;
    width: 100%;
    padding: 4rem 0;
}

.tech-content-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.tech-content-text {
    max-width: 600px;
    color: #fff;
}

.tech-label {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1rem;
    padding: 0.5rem 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
}

.tech-title {
    font-size: 3rem;
    font-weight: 700;
    margin: 1.5rem 0;
    line-height: 1.2;
    background: linear-gradient(135deg, #ffffff 0%, rgba(255, 255, 255, 0.8) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.3);
}

.tech-desc {
    font-size: 1.125rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.tech-specs-list {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.tech-spec-item {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    transition: all 0.3s ease;
    min-width: 140px;
}

.tech-spec-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.3);
}

.spec-value-wrapper {
    display: flex;
    align-items: baseline;
    gap: 0.25rem;
    margin-bottom: 0.5rem;
}

.spec-value {
    font-size: 2rem;
    font-weight: 700;
    color: #fff;
    line-height: 1;
}

.spec-unit {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
}

.spec-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.tech-spec-buy-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1.5rem 2.5rem;
    background: linear-gradient(135deg, #1f7bff, #6aa7ff);
    color: #fff;
    text-decoration: none;
    border-radius: 16px;
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(20px);
    min-width: 400px;
    width: auto;
    margin: 0 auto;
    white-space: nowrap;
}

/* Xscanner：Web 端按钮不要过宽，保持在 3 个参数块中间时视觉更均衡 */
.xscanner-detail-page .tech-spec-buy-btn {
    min-width: 220px;
    max-width: 320px;
    width: auto;
    /* 固定到三块参数下面：独占一行（不再强调“中间居中”视觉） */
    flex: 0 0 100%;
    margin: 0.35rem 0 0;
    align-self: flex-start;
}

.tech-spec-buy-btn:hover {
    background: linear-gradient(135deg, #0f66f3, #4f93ff);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(31, 123, 255, 0.4);
    color: #fff;
    text-decoration: none;
}

.tech-spec-buy-btn i {
    font-size: 1.1rem;
}

/* 图片展示区域 */
.tech-image-showcase {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin: 3rem 0;
}

.showcase-item {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    aspect-ratio: 1;
}

.showcase-item:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 102, 204, 0.3);
    border-color: rgba(255, 255, 255, 0.3);
}

.showcase-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.showcase-item:hover .showcase-img {
    transform: scale(1.1);
}

.showcase-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1rem;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
    color: #fff;
    font-size: 0.875rem;
    font-weight: 600;
    text-align: center;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.showcase-item:hover .showcase-label {
    transform: translateY(0);
}

/* 视频卡片展示 */
.tech-videos-showcase {
    padding: 6rem 0;
    background: linear-gradient(180deg, #0a0e27 0%, #1a1f3a 100%);
    position: relative;
    overflow: hidden;
}

.tech-videos-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(0, 102, 204, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.tech-section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.tech-section-label {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 1rem;
}

.tech-section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #fff;
    margin: 0;
    background: linear-gradient(135deg, #ffffff 0%, rgba(255, 255, 255, 0.7) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tech-videos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    position: relative;
    z-index: 1;
}

.tech-video-card {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    aspect-ratio: 16/9;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.tech-video-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 25px 60px rgba(0, 102, 204, 0.4);
    border-color: rgba(255, 255, 255, 0.3);
}

.tech-video-card-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.tech-card-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.tech-video-card:hover .tech-card-video {
    transform: scale(1.1);
}

.tech-card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.4) 0%, rgba(0, 102, 204, 0.2) 100%);
    transition: background 0.3s ease;
}

.tech-video-card:hover .tech-card-overlay {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.2) 0%, rgba(0, 102, 204, 0.3) 100%);
}

.tech-video-card-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, transparent 100%);
    z-index: 2;
}

.tech-card-number {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 0.5rem;
    letter-spacing: 2px;
}

.tech-card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: #fff;
    margin: 0;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .tech-video-section {
        min-height: 500px;
        margin: 2rem 0;
    }

    .tech-video-section.tech-hero-section {
        min-height: 600px;
        width: 100vw;
        max-width: 100vw;
        margin-left: calc(50% - 50vw);
        margin-right: calc(50% - 50vw);
    }

    .xscanner-detail-page .tech-video-section.tech-hero-section .container {
        padding-left: 20px;
        padding-right: 20px;
    }
    
    .software-intro-with-icon {
        flex-direction: column;
        align-items: center;
        gap: 1.5rem;
    }
    
    .software-icon-small {
        width: 100px;
        height: 100px;
    }

    .tech-title {
        font-size: 2rem;
    }

    .tech-desc {
        font-size: 1rem;
    }

    .tech-specs-list {
        gap: 1rem;
    }

    .tech-spec-item {
        min-width: 120px;
        padding: 1rem;
    }

    .spec-value {
        font-size: 1.5rem;
    }

    .tech-image-showcase {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .tech-videos-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .tech-section-title {
        font-size: 2rem;
    }

    .tech-content-wrapper {
        padding: 0 1rem;
    }
}

/* ============================================
   科技感轮播展示样式
   ============================================ */
.tech-gallery-carousel-section {
    padding: 6rem 0;
    background: linear-gradient(180deg, #0a0e27 0%, #1a1f3a 100%);
    position: relative;
    overflow: hidden;
}

.tech-gallery-carousel-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(0, 102, 204, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.tech-carousel-wrapper {
    position: relative;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 4rem;
}

.tech-carousel-container {
    position: relative;
    overflow: hidden;
    border-radius: 20px;
    background: transparent;
    padding: 3rem 0;
    width: 100%;
}

.tech-carousel-track {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
    padding: 0;
}

.tech-carousel-slide {
    flex: 0 0 auto;
    width: 320px;
    padding: 1.5rem;
    box-sizing: border-box;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0.6;
    transform: scale(0.8);
    cursor: pointer;
}

.tech-carousel-slide.active {
    width: 550px;
    opacity: 1;
    transform: scale(1);
    z-index: 2;
}

.tech-carousel-slide.prev,
.tech-carousel-slide.next {
    opacity: 0.7;
    transform: scale(0.85);
}

.tech-slide-content {
    position: relative;
    width: 100%;
    height: 600px;
    border-radius: 20px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.15);
    transition: all 0.4s ease;
    cursor: pointer;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

.tech-carousel-slide.active .tech-slide-content {
    box-shadow: 0 25px 70px rgba(0, 102, 204, 0.6);
    border-color: rgba(255, 255, 255, 0.4);
    height: 650px;
}

.tech-slide-content:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 70px rgba(0, 102, 204, 0.6);
    border-color: rgba(255, 255, 255, 0.4);
}

.tech-slide-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    display: block;
    transition: transform 0.5s ease;
}

.tech-slide-content:hover .tech-slide-img {
    transform: scale(1.05);
}

.tech-slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.3) 0%, transparent 50%, rgba(0, 102, 204, 0.2) 100%);
    display: flex;
    align-items: flex-end;
    justify-content: flex-end;
    padding: 1.5rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.tech-slide-content:hover .tech-slide-overlay {
    opacity: 1;
}

.tech-slide-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    background: rgba(0, 102, 204, 0.8);
    backdrop-filter: blur(10px);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.tech-carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 100;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    pointer-events: auto;
}

.tech-carousel-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 8px 30px rgba(0, 102, 204, 0.4);
}

.tech-carousel-btn:active {
    transform: translateY(-50%) scale(0.95);
}

.tech-carousel-prev {
    left: 0;
}

.tech-carousel-next {
    right: 0;
}

.tech-carousel-indicators {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.tech-carousel-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    border: 2px solid rgba(255, 255, 255, 0.2);
    cursor: pointer;
    transition: all 0.3s ease;
}

.tech-carousel-indicator:hover {
    background: rgba(255, 255, 255, 0.5);
    transform: scale(1.2);
}

.tech-carousel-indicator.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(0, 102, 204, 0.6);
    transform: scale(1.3);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .tech-carousel-wrapper {
        padding: 0 3rem;
    }

    .tech-carousel-prev {
        left: -20px;
    }

    .tech-carousel-next {
        right: -20px;
    }
}

@media (max-width: 1024px) {
    .tech-carousel-slide {
        width: 220px;
    }

    .tech-carousel-slide.active {
        width: 380px;
    }

    .tech-slide-content {
        height: 450px;
    }
}

@media (max-width: 768px) {
    .tech-gallery-carousel-section {
        padding: 4rem 0;
    }

    .tech-carousel-wrapper {
        padding: 0 1rem;
    }

    .tech-carousel-btn {
        width: 50px;
        height: 50px;
    }

    .tech-carousel-prev {
        left: 10px;
    }

    .tech-carousel-next {
        right: 10px;
    }

    .tech-carousel-track {
        gap: 1rem;
        padding: 0 1rem;
    }

    .tech-carousel-slide {
        width: 150px;
        padding: 0.5rem;
    }

    .tech-carousel-slide.active {
        width: 280px;
    }

    .tech-carousel-slide.prev,
    .tech-carousel-slide.next {
        transform: scale(0.7);
    }

    .tech-slide-content {
        height: 350px;
    }

    .tech-carousel-indicators {
        gap: 0.5rem;
    }

    .tech-carousel-indicator {
        width: 10px;
        height: 10px;
    }
}

/* ============================================
   统一视频展示区域样式 - 左侧视频右侧文字
   ============================================ */
.tech-video-showcase-section {
    padding: 6rem 0;
    background: linear-gradient(180deg, #0a0e27 0%, #1a1f3a 100%);
    position: relative;
    overflow: hidden;
    min-height: 700px;
}

.tech-video-showcase-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 50%, rgba(0, 102, 204, 0.15) 0%, transparent 60%);
    pointer-events: none;
}

.tech-video-showcase-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* 左侧视频区域 */
.tech-video-showcase-left {
    position: relative;
    height: 600px;
    border-radius: 20px;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.3);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.tech-video-showcase-player {
    position: relative;
    width: 100%;
    height: 100%;
}

.tech-showcase-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
}

.tech-video-showcase-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.2) 0%, rgba(0, 102, 204, 0.1) 100%);
    pointer-events: none;
}

/* 右侧文字内容区域 */
.tech-video-showcase-right {
    position: relative;
    height: 600px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.tech-content-slider {
    position: relative;
    height: 100%;
    overflow: hidden;
}

.tech-content-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    transform: translateY(30px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 2rem 0;
}

.tech-content-slide.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.tech-content-slide .tech-label,
.tech-content-slide .tech-title,
.tech-content-slide .tech-desc,
.tech-content-slide .tech-specs-list {
    color: #fff;
}

/* 导航按钮 */
.tech-content-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.tech-nav-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.tech-nav-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    transform: scale(1.1);
}

.tech-nav-btn:active {
    transform: scale(0.95);
}

.tech-nav-indicators {
    display: flex;
    gap: 0.75rem;
    flex: 1;
    justify-content: center;
    flex-wrap: wrap;
}

.tech-nav-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    border: 2px solid rgba(255, 255, 255, 0.2);
    cursor: pointer;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.tech-nav-indicator:hover {
    background: rgba(255, 255, 255, 0.5);
    transform: scale(1.2);
}

.tech-nav-indicator.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    box-shadow: 0 0 15px rgba(0, 102, 204, 0.6);
    transform: scale(1.3);
    width: 30px;
    border-radius: 5px;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .tech-video-showcase-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .tech-video-showcase-left {
        height: 500px;
        order: 2;
    }

    .tech-video-showcase-right {
        height: auto;
        order: 1;
    }

    .tech-content-slide {
        position: relative;
        opacity: 1;
        visibility: visible;
        transform: none;
    }

    .tech-content-slide:not(.active) {
        display: none;
    }
}

@media (max-width: 768px) {
    .tech-video-showcase-section {
        padding: 4rem 0;
        min-height: auto;
    }

    .tech-video-showcase-wrapper {
        padding: 0 1rem;
        gap: 2rem;
    }

    .tech-video-showcase-left {
        height: 400px;
    }

    .tech-content-nav {
        margin-top: 1.5rem;
        padding-top: 1.5rem;
    }

    .tech-nav-btn {
        width: 45px;
        height: 45px;
    }

    .tech-nav-indicator {
        width: 8px;
        height: 8px;
    }

    .tech-nav-indicator.active {
        width: 24px;
    }
}

/* ============================================
   ============================================
   共享样式：视频文字并排展示样式 (tech-video-split)
   此样式被 product-xmachine.html 和 product-xscanner.html 共同使用
   ============================================
   ============================================ */
.tech-video-split-section {
    padding: 0;
    margin: 0;
    position: relative;
    overflow: hidden;
    width: 100vw;
    max-width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
    left: 0;
    right: 0;
    box-sizing: border-box;
}

.tech-video-split-wrapper {
    display: block;
    position: relative;
    width: 100%;
    margin: 0;
    padding: 0;
    max-width: 100%;
    box-sizing: border-box;
}

.tech-video-split-reverse .tech-video-split-wrapper {
    display: block;
}

/* 视频区域 - 作为背景，占满整行 */
.tech-video-split-left,
.tech-video-split-right {
    position: relative;
    overflow: hidden;
    width: 100%;
    box-sizing: border-box;
    min-height: 600px;
    height: auto;
}

.tech-video-split-player {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: #000;
    z-index: 0;
    box-sizing: border-box;
}

.tech-split-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    box-sizing: border-box;
}

.tech-video-split-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(0, 0, 0, 0.4) 0%, rgba(0, 0, 0, 0.2) 50%, transparent 80%);
    pointer-events: none;
    z-index: 1;
}

.tech-video-split-reverse .tech-video-split-overlay {
    background: linear-gradient(270deg, rgba(0, 0, 0, 0.4) 0%, rgba(0, 0, 0, 0.2) 50%, transparent 80%);
}

/* 文字内容区域 - 叠加在视频上方 */
.tech-video-split-left .tech-content-text,
.tech-video-split-right .tech-content-text {
    color: #fff;
    padding: 4rem 3rem;
    position: absolute;
    top: 0;
    left: 20%;
    width: 60%;
    height: 100%;
    z-index: 2;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: linear-gradient(90deg, rgba(0, 0, 0, 0.5) 0%, rgba(0, 0, 0, 0.3) 40%, transparent 70%);
    backdrop-filter: blur(3px);
}

.tech-video-split-reverse .tech-video-split-left .tech-content-text,
.tech-video-split-reverse .tech-video-split-right .tech-content-text {
    background: linear-gradient(270deg, rgba(0, 0, 0, 0.5) 0%, rgba(0, 0, 0, 0.3) 40%, transparent 70%);
}

/* 文字在右侧显示的样式 */
.tech-content-right {
    left: auto !important;
    right: 20% !important;
    width: 30% !important;
    align-items: flex-end !important;
    text-align: right !important;
    padding: 4rem 3rem !important;
    padding-left: 2rem !important;
    background: linear-gradient(270deg, rgba(0, 0, 0, 0.5) 0%, rgba(0, 0, 0, 0.3) 50%, transparent 100%) !important;
}

.tech-video-split-left .tech-label,
.tech-video-split-right .tech-label {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1rem;
    padding: 0.5rem 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    width: fit-content;
    min-width: auto;
    max-width: none;
    white-space: nowrap;
    box-sizing: border-box;
}

.tech-video-split-left .tech-title,
.tech-video-split-right .tech-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin: 1.5rem 0;
    line-height: 1.2;
    background: linear-gradient(135deg, #ffffff 0%, rgba(255, 255, 255, 0.8) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tech-video-split-left .tech-desc,
.tech-video-split-right .tech-desc {
    font-size: 1.125rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.tech-video-split-left .tech-specs-list,
.tech-video-split-right .tech-specs-list {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.tech-video-split-left .tech-spec-item,
.tech-video-split-right .tech-spec-item {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem 1.2rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    transition: all 0.3s ease;
    min-width: 140px;
}

.tech-video-split-left .tech-spec-item:hover,
.tech-video-split-right .tech-spec-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.3);
}

.tech-video-split-left .spec-value,
.tech-video-split-right .spec-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: #fff;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.tech-video-split-left .spec-unit,
.tech-video-split-right .spec-unit {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
    margin-left: 0.25rem;
}

.tech-video-split-left .spec-label,
.tech-video-split-right .spec-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* 响应式设计 */
/* 中等屏幕 (900px - 1024px) */
@media (max-width: 1200px) and (min-width: 901px) {
    .tech-video-split-left .tech-content-text,
    .tech-video-split-right .tech-content-text {
        width: 55%;
        left: 15%;
        padding: 3.5rem 2.5rem;
    }
    
    .tech-content-right {
        right: 15% !important;
        width: 55% !important;
        padding: 3.5rem 2.5rem !important;
    }
}

@media (max-width: 1024px) {
    .tech-video-split-left,
    .tech-video-split-right {
        min-height: 500px;
    }

    .tech-video-split-left .tech-content-text,
    .tech-video-split-right .tech-content-text {
        padding: 3rem 2rem;
        width: 50%;
        left: 10%;
    }
    
    .tech-content-right {
        right: 10% !important;
        width: 50% !important;
        padding: 3rem 2rem !important;
    }
}

/* 平板屏幕 (769px - 900px) */
@media (max-width: 900px) and (min-width: 769px) {
    .tech-video-split-left .tech-content-text,
    .tech-video-split-right .tech-content-text {
        width: 65%;
        left: 8%;
        padding: 2.5rem 2rem;
    }
    
    .tech-content-right {
        right: 8% !important;
        width: 65% !important;
        padding: 2.5rem 2rem !important;
    }
}

@media (max-width: 768px) {
    .tech-video-split-left,
    .tech-video-split-right {
        min-height: 400px;
    }

    .tech-video-split-left .tech-content-text,
    .tech-video-split-right .tech-content-text {
        padding: 2rem 1.5rem;
        width: 70%;
        left: 5%;
    }
    
    .tech-content-right {
        right: 5% !important;
        width: 70% !important;
        padding: 2rem 1.5rem !important;
    }

    .tech-video-split-left .tech-title,
    .tech-video-split-right .tech-title {
        font-size: 2rem;
    }

    .tech-video-split-left .tech-desc,
    .tech-video-split-right .tech-desc {
        font-size: 1rem;
    }

    .tech-video-split-left .tech-specs-list,
    .tech-video-split-right .tech-specs-list {
        gap: 1rem;
    }

    .tech-video-split-left .tech-spec-item,
    .tech-video-split-right .tech-spec-item {
        min-width: auto;
        padding: 0.6rem 0.8rem;
        /* 改为水平排列，让内容在一行显示 */
        flex-direction: row;
        align-items: center;
        gap: 0.3rem;
    }

    .tech-video-split-left .spec-value,
    .tech-video-split-right .spec-value {
        font-size: 1rem;
        margin-bottom: 0;
        margin-right: 0.2rem;
    }
    
    .tech-video-split-left .spec-unit,
    .tech-video-split-right .spec-unit {
        font-size: 0.7rem;
        margin-left: 0;
    }
    
    .tech-video-split-left .spec-label,
    .tech-video-split-right .spec-label {
        font-size: 0.7rem;
        white-space: nowrap;
    }
}

/* ============================================
   浮动购买按钮
   ============================================ */
.floating-buy-buttons {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 15px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
}

/* 滚动后显示并固定在顶部 */
.floating-buy-buttons.scrolled {
    top: 80px; /* 导航栏下方 */
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.floating-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 24px;
    border: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    white-space: nowrap;
}

.floating-btn i {
    font-size: 18px;
}

.floating-btn-cart {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
}

.floating-btn-cart:hover {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    transform: translateX(-5px);
    box-shadow: 0 6px 25px rgba(102, 126, 234, 0.5);
}

.floating-btn-buy {
    background: linear-gradient(135deg, #0d58b8 0%, #5e86e2 100%);
    color: #fff;
}

.floating-btn-buy:hover {
    background: linear-gradient(135deg, #5e86e2 0%, #0d58b8 100%);
    transform: translateX(-5px);
    box-shadow: 0 6px 25px rgba(13, 88, 184, 0.5);
}

@media (max-width: 768px) {
    .floating-buy-buttons {
        right: 10px;
        gap: 10px;
    }
    
    .floating-buy-buttons.scrolled {
        top: 70px; /* 移动端导航栏下方 */
    }
    
    .floating-btn {
        padding: 12px 20px;
        font-size: 14px;
    }
    
    .floating-btn i {
        font-size: 16px;
    }
    
    .floating-btn span {
        display: none;
    }
    
    .floating-btn {
        width: 50px;
        height: 50px;
        border-radius: 50%;
        min-width: auto;
        padding: 0;
    }
}

/* ============================================
   产品详情页移动端详细适配
   ============================================ */

/* ============================================
   ============================================
   XMACHINE 产品页面移动端适配 (product-xmachine.html)
   以下所有移动端样式都是 product-xmachine.html 专用
   ============================================
   ============================================ */

/* Xmachine 产品页面移动端适配 */
@media (max-width: 768px) {
    /* 通用容器优化 */
    .product-detail-page {
        overflow-x: hidden;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    .max-w-6xl {
        max-width: 100%;
        padding: 0 1rem;
    }
    
    /* 视频背景区域 - 移动端适配 */
    .xmachine-hero-video-section {
        min-height: 500px;
        width: 100vw;
        max-width: 100vw;
        margin-left: calc(50% - 50vw);
        margin-right: calc(50% - 50vw);
    }
    
    .xmachine-hero-video-section .container {
        padding: 2rem 1rem;
        display: flex;
        align-items: center;
        justify-content: center;
        min-height: 500px;
    }
    
    .xmachine-hero-video-section .xmachine-hero-content {
        padding: 0;
        width: 100%;
        max-width: 100%;
    }
    
    /* 产品主标题 */
    .xmachine-hero {
        padding: 2rem 1rem;
    }
    
    .xmachine-main-title {
        font-size: 1.8rem;
        line-height: 1.3;
        margin-bottom: 0.8rem;
    }
    
    .xmachine-subtitle {
        font-size: 1.5rem;
        margin: 0.5rem 0;
        line-height: 1.2;
    }
    
    .xmachine-tagline {
        font-size: 0.95rem;
        margin-top: 0.5rem;
        margin-bottom: 1.5rem;
    }
    
    .xmachine-hero-buy-btn {
        padding: 0.8rem 2rem;
        font-size: 0.95rem;
        margin-top: 0.5rem;
    }
    
    /* 全宽产品图片 */
    .xmachine-full-image {
        margin: 0;
        width: 100%;
        overflow: hidden;
    }
    
    .xmachine-hero-img {
        width: 100%;
        height: auto;
        max-height: 350px;
        object-fit: cover;
    }
    
    /* 视频区域去掉 margin */
    .tech-video-section {
        margin: 0;
    }
    
    /* 产品概述 */
    .xmachine-intro-section {
        padding: 2.5rem 1rem;
        margin: 0;
    }
    
    .xmachine-intro-content {
        padding: 0;
    }
    
    .xmachine-intro-title {
        font-size: 1.5rem;
        margin-bottom: 0.5rem;
        line-height: 1.3;
    }
    
    .xmachine-intro-subtitle {
        font-size: 1.8rem;
        margin-bottom: 0.5rem;
        line-height: 1.2;
    }
    
    .xmachine-intro-slogan {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .xmachine-intro-text {
        font-size: 0.9rem;
        line-height: 1.7;
        margin-bottom: 1rem;
        text-align: left;
    }
    
    /* 关键特性网格 */
    .key-features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.8rem;
        margin-top: 1.5rem;
    }
    
    .key-feature-item {
        padding: 1.2rem 0.8rem;
        min-height: 90px;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
    }
    
    .key-feature-value {
        font-size: 1.1rem;
        line-height: 1.3;
        margin-bottom: 0.5rem;
        word-break: break-word;
    }
    
    .key-feature-label {
        font-size: 0.75rem;
        line-height: 1.4;
        text-align: center;
        word-break: break-word;
    }
    
    /* 视频分割区域 */
    .tech-video-split-section {
        margin: 0;
        width: 100%;
        margin-left: 0;
        margin-right: 0;
    }
    
    .tech-video-split-left,
    .tech-video-split-right {
        min-height: 400px;
    }
    
    .tech-video-split-left .tech-content-text,
    .tech-video-split-right .tech-content-text {
        padding: 2rem 1rem;
        width: 100%;
        left: 0;
        right: 0;
        position: relative;
        background: rgba(0, 0, 0, 0.75);
        backdrop-filter: blur(8px);
        text-align: center;
    }
    
    .tech-content-right {
        right: 0 !important;
        left: 0 !important;
        width: 100% !important;
        text-align: center !important;
        padding: 2rem 1rem !important;
        background: rgba(0, 0, 0, 0.75) !important;
    }
    
    .tech-video-split-reverse .tech-video-split-right .tech-content-text {
        background: rgba(0, 0, 0, 0.75) !important;
    }
    
    .tech-video-split-player {
        position: relative;
        width: 100%;
        height: 400px;
    }
    
    .tech-split-video {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    
    .tech-video-split-left .tech-label,
    .tech-video-split-right .tech-label {
        font-size: 0.8rem;
        padding: 0.4rem 1rem;
        margin-bottom: 0.8rem;
    }
    
    .tech-title {
        font-size: 1.5rem;
        margin: 1rem 0;
        line-height: 1.3;
    }
    
    .tech-desc {
        font-size: 0.9rem;
        line-height: 1.7;
        margin-bottom: 1.5rem;
    }
    
    .tech-specs-list {
        gap: 0.6rem;
        flex-wrap: wrap;
    }
    
    .tech-spec-item {
        min-width: auto;
        padding: 0.6rem 0.8rem;
        /* 改为水平排列，让内容在一行显示 */
        flex-direction: row;
        align-items: center;
        gap: 0.3rem;
    }
    
    .spec-value {
        font-size: 1rem;
        margin-bottom: 0;
        margin-right: 0.2rem;
    }
    
    .spec-unit {
        font-size: 0.7rem;
        margin-left: 0;
    }
    
    .spec-label {
        font-size: 0.7rem;
        white-space: nowrap;
    }
    
    /* 小身材大力量部分 */
    .xmachine-feature-section {
        padding: 2.5rem 1rem;
        margin: 0;
    }
    
    /* 其他 section 去掉 margin */
    .xmachine-material-section,
    .xmachine-design-section,
    .xmachine-panel-section,
    .xmachine-centering-section {
        margin: 0;
    }
    
    .xmachine-feature-content {
        padding: 0;
    }
    
    .xmachine-feature-title {
        font-size: 1.5rem;
        line-height: 1.3;
        margin-bottom: 1rem;
    }
    
    .xmachine-feature-desc {
        font-size: 0.9rem;
        line-height: 1.7;
        margin-bottom: 1rem;
        text-align: left;
    }
    
    .xmachine-feature-desc:last-child {
        margin-bottom: 0;
    }
    
    /* 加工成品网格 - 手机端一行显示5个 */
    .processed-products-grid {
        grid-template-columns: repeat(5, 1fr);
        gap: 0.5rem;
    }
    
    .processed-product-item {
        min-width: 0;
        aspect-ratio: 1;
    }
    
    .processed-product-img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    
    /* 通用标题优化 */
    .section-title {
        font-size: 1.8rem;
        margin-bottom: 1.5rem;
        line-height: 1.3;
        text-align: center;
    }
    
    /* 技术参数 */
    .tech-specs {
        padding: 2.5rem 1rem;
    }
    
    .tech-specs .section-title {
        font-size: 1.8rem;
        margin-bottom: 1.5rem;
    }
    
    .specs-container {
        grid-template-columns: 1fr;
        gap: 1.2rem;
    }
    
    .spec-category {
        padding: 1.2rem;
    }
    
    .spec-category h3 {
        font-size: 1.2rem;
        margin-bottom: 1rem;
    }
    
    .spec-table {
        width: 100%;
    }
    
    .spec-table td {
        padding: 0.8rem 0.6rem;
        font-size: 0.9rem;
        line-height: 1.5;
    }
    
    .spec-table td:first-child {
        font-weight: 500;
        width: 40%;
    }
    
    /* 购买按钮区域 */
    .product-buy-section {
        padding: 2.5rem 1rem;
    }
    
    .product-buy-header {
        margin-bottom: 1.5rem;
        text-align: center;
    }
    
    .product-buy-logo {
        max-width: 100px;
        margin-bottom: 1rem;
    }
    
    .product-buy-title {
        font-size: 1.3rem;
        margin-bottom: 0.4rem;
    }
    
    .product-buy-subtitle {
        font-size: 0.9rem;
        line-height: 1.5;
    }
    
    .product-buy-content {
        flex-direction: column;
        gap: 1rem;
        width: 100%;
    }
    
    .btn-buy-large,
    .btn-back {
        width: 100%;
        padding: 1rem 2rem;
        font-size: 1rem;
        border-radius: 8px;
    }
    
    /* 浮动购买按钮 - 移动端优化 */
    .floating-buy-buttons {
        right: 10px;
        gap: 10px;
    }
    
    .floating-buy-buttons.scrolled {
        top: 70px;
        bottom: auto;
        transform: translateY(0);
    }
    
    .floating-btn {
        padding: 12px 16px;
        font-size: 14px;
    }
    
    .floating-btn span {
        display: none;
    }
    
    .floating-btn {
        width: 50px;
        height: 50px;
        border-radius: 50%;
        min-width: auto;
        padding: 0;
        justify-content: center;
    }
    
    /* 图片模态框 - 移动端优化 */
    .image-modal {
        padding: 1rem;
    }
    
    .modal-content {
        max-width: 95%;
        max-height: 85vh;
    }
    
    .modal-close {
        top: 15px;
        right: 15px;
        width: 40px;
        height: 40px;
        font-size: 2rem;
    }
    
    .modal-nav {
        padding: 0 15px;
    }
    
    .modal-prev,
    .modal-next {
        width: 45px;
        height: 45px;
        font-size: 2.5rem;
    }
    
    /* 导航栏 - 移动端优化 */
    .navbar {
        padding: 0.8rem 0;
    }
    
    .nav-brand h1 {
        font-size: 1.5rem;
    }
    
    /* 全自动分中测量、设计与体验、控制面板等图片区域 */
    .xmachine-centering-section,
    .xmachine-design-section,
    .xmachine-panel-section {
        padding: 0;
    }
    
    .xmachine-centering-img,
    .xmachine-design-img,
    .xmachine-panel-img,
    .xmachine-panel-mobile {
        width: 100%;
        height: auto;
        max-height: 400px;
        object-fit: cover;
    }
    
    /* 材质部分移动端优化 */
    .xmachine-material-section {
        padding: 2rem 0;
    }
    
    .xmachine-material-box {
        padding: 0;
    }
    
    /* 控制系统图片 */
    .xmachine-feature-image {
        margin-top: 1.5rem;
    }
    
    .xmachine-feature-image .feature-img {
        width: 100%;
        height: auto;
        border-radius: 8px;
    }
}

/* Xmachine 产品页面小屏幕优化 (480px以下) */
@media (max-width: 480px) {
    /* 视频背景区域 */
    .xmachine-hero-video-section {
        min-height: 450px;
    }
    
    .xmachine-hero-video-section .container {
        padding: 1.5rem 1rem;
        min-height: 450px;
    }
    
    .xmachine-main-title {
        font-size: 1.5rem;
    }
    
    .xmachine-subtitle {
        font-size: 1.2rem;
    }
    
    .xmachine-tagline {
        font-size: 0.85rem;
        margin-bottom: 1.2rem;
    }
    
    .xmachine-hero-buy-btn {
        padding: 0.7rem 1.5rem;
        font-size: 0.85rem;
        margin-top: 0.5rem;
    }
    
    /* 产品概述 */
    .xmachine-intro-section {
        padding: 2rem 0.8rem;
    }
    
    .xmachine-intro-title {
        font-size: 1.3rem;
    }
    
    .xmachine-intro-subtitle {
        font-size: 1.5rem;
    }
    
    .xmachine-intro-slogan {
        font-size: 0.9rem;
    }
    
    .xmachine-intro-text {
        font-size: 0.85rem;
    }
    
    /* 关键特性网格 */
    .key-features-grid {
        gap: 0.6rem;
    }
    
    .key-feature-item {
        padding: 1rem 0.5rem;
        min-height: 80px;
    }
    
    .key-feature-value {
        font-size: 1rem;
    }
    
    .key-feature-label {
        font-size: 0.7rem;
    }
    
    /* 视频分割区域 */
    .tech-video-split-left,
    .tech-video-split-right {
        min-height: 350px;
    }
    
    .tech-video-split-player {
        height: 350px;
    }
    
    .tech-video-split-left .tech-content-text,
    .tech-video-split-right .tech-content-text {
        padding: 1.5rem 0.8rem;
    }
    
    .tech-title {
        font-size: 1.3rem;
    }
    
    .tech-desc {
        font-size: 0.85rem;
    }
    
    /* 特性部分 */
    .xmachine-feature-section {
        padding: 2rem 0.8rem;
    }
    
    .xmachine-feature-title {
        font-size: 1.3rem;
    }
    
    .xmachine-feature-desc {
        font-size: 0.85rem;
    }
    
    /* 技术参数 */
    .tech-specs {
        padding: 2rem 0.8rem;
    }
    
    .tech-specs .section-title {
        font-size: 1.5rem;
    }
    
    .spec-category {
        padding: 1rem 0.8rem;
    }
    
    .spec-category h3 {
        font-size: 1.1rem;
    }
    
    .spec-table td {
        padding: 0.7rem 0.5rem;
        font-size: 0.85rem;
    }
    
    /* 购买按钮 */
    .product-buy-section {
        padding: 2rem 0.8rem;
    }
    
    .product-buy-logo {
        max-width: 80px;
    }
    
    .product-buy-title {
        font-size: 1.2rem;
    }
    
    .product-buy-subtitle {
        font-size: 0.85rem;
    }
    
    .btn-buy-large,
    .btn-back {
        padding: 0.9rem 1.5rem;
        font-size: 0.95rem;
    }
    
    /* 图片模态框 - 小屏幕优化 */
    .modal-content {
        max-width: 98%;
        max-height: 80vh;
    }
    
    .modal-close {
        top: 10px;
        right: 10px;
        width: 35px;
        height: 35px;
        font-size: 1.5rem;
    }
    
    .modal-prev,
    .modal-next {
        width: 40px;
        height: 40px;
        font-size: 2rem;
    }
    
    .modal-nav {
        padding: 0 10px;
    }
    
    /* 导航栏 - 小屏幕优化 */
    .nav-brand h1 {
        font-size: 1.3rem;
    }
    
    .navbar {
        padding: 0.6rem 0;
    }
}

/* ============================================
   ============================================
   XSCANNER 产品页面移动端适配 (product-xscanner.html)
   以下所有移动端样式都是 product-xscanner.html 专用
   ============================================
   ============================================ */

/* Xscanner 产品页面移动端适配 */
@media (max-width: 768px) {
    /* 产品标题 */
    .xscanner-detail-page .product-header {
        padding: 1.5rem 1rem;
    }
    
    .xscanner-detail-page .product-name {
        font-size: 1.8rem;
    }
    
    .xscanner-detail-page .product-tagline {
        font-size: 1rem;
    }
    
    /* 产品概述视频区域 - 移动端视频和文字分开显示 */
    .xscanner-detail-page .tech-video-section.tech-hero-section {
        min-height: auto;
        display: flex;
        flex-direction: column;
    }
    
    .xscanner-detail-page .tech-video-section.tech-hero-section .tech-video-bg {
        position: relative;
        width: 100%;
        height: 350px;
        order: 1;
    }
    
    .xscanner-detail-page .tech-video-section.tech-hero-section .container {
        padding-left: 1rem;
        padding-right: 1rem;
        order: 2;
        position: relative;
        padding-top: 1.5rem;
        padding-bottom: 1.5rem;
    }
    
    .xscanner-detail-page .tech-video-section.tech-hero-section .tech-video-content {
        position: relative;
        padding: 0;
    }
    
    .xscanner-detail-page .tech-video-section.tech-hero-section .tech-content-wrapper {
        position: relative;
    }
    
    /* 通用 tech-content-text 移动端优化 */
    .tech-content-text {
        max-width: 100%;
        padding: 0 0.5rem;
        position: relative;
        z-index: 2;
    }
    
    /* 移动端文字区域独立显示，不再叠加在视频上 */
    .xscanner-detail-page .tech-video-section.tech-hero-section .tech-content-text {
        background: rgba(0, 0, 0, 0.7);
        backdrop-filter: blur(8px);
        padding: 1.5rem 1rem;
        border-radius: 12px;
        margin: 0;
        position: relative;
    }
    
    .tech-label {
        font-size: 0.75rem;
        padding: 0.4rem 1rem;
        margin-bottom: 0.8rem;
        letter-spacing: 1px;
    }
    
    .tech-title {
        font-size: 1.5rem;
        margin: 1rem 0;
        line-height: 1.3;
        /* 去掉渐变效果，使用纯白色 */
        background: none;
        -webkit-background-clip: unset;
        -webkit-text-fill-color: #fff;
        background-clip: unset;
        color: #fff;
    }
    
    .tech-desc {
        font-size: 0.9rem;
        line-height: 1.7;
        margin-bottom: 1.5rem;
    }
    
    .tech-specs-list {
        gap: 0.5rem;
        justify-content: center;
        flex-wrap: wrap;
    }
    
    /* 在手机上，tech-content-text 内部元素去掉左右空白 */
    .tech-content-text {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .tech-content-right .tech-content-text {
        padding-left: 1rem !important;
        padding-right: 1rem !important;
    }
    
    .tech-spec-item {
        min-width: auto;
        padding: 0.5rem 0.8rem;
        flex: 0 0 auto;
        /* 改为水平排列，让内容在一行显示 */
        flex-direction: row;
        align-items: center;
        gap: 0.3rem;
    }
    
    .spec-value {
        font-size: 1rem;
        margin-bottom: 0;
        margin-right: 0.2rem;
    }
    
    .spec-unit {
        font-size: 0.7rem;
        margin-left: 0;
    }
    
    .spec-label {
        font-size: 0.7rem;
        white-space: nowrap;
    }
    
    /* Xscanner 特定优化 */
    .xscanner-detail-page .tech-content-text {
        max-width: 100%;
        padding: 0;
    }
    
    .xscanner-detail-page .tech-video-section .tech-content-text {
        background: rgba(0, 0, 0, 0.3);
        backdrop-filter: blur(8px);
        padding: 1.5rem 1rem;
        border-radius: 12px;
    }
    
    .xscanner-detail-page .tech-video-content {
        padding: 1.5rem 0;
    }
    
    .xscanner-detail-page .tech-content-wrapper {
        padding: 0 1rem;
    }
    
    .xscanner-detail-page .tech-title {
        font-size: 1.5rem;
        /* 去掉渐变效果，使用纯白色 */
        background: none;
        -webkit-background-clip: unset;
        -webkit-text-fill-color: #fff;
        background-clip: unset;
        color: #fff;
    }
    
    .xscanner-detail-page .tech-desc {
        font-size: 0.9rem;
        line-height: 1.7;
    }
    
    .xscanner-detail-page .tech-specs-list {
        gap: 0.8rem;
        align-items: center;
    }
    
    .xscanner-detail-page .tech-spec-buy-btn {
        align-self: center;
        margin: 0;
    }
    
    .xscanner-detail-page .tech-spec-item {
        min-width: auto;
        padding: 0.5rem 0.8rem;
        /* 改为水平排列，让内容在一行显示 */
        flex-direction: row;
        align-items: center;
        gap: 0.3rem;
    }
    
    .xscanner-detail-page .spec-value-wrapper {
        display: flex;
        align-items: baseline;
        gap: 0.2rem;
        margin-bottom: 0;
    }
    
    .xscanner-detail-page .spec-value {
        font-size: 1rem;
        margin-bottom: 0;
        margin-right: 0;
    }
    
    .xscanner-detail-page .spec-unit {
        font-size: 0.7rem;
        margin-left: 0;
    }
    
    .xscanner-detail-page .spec-label {
        font-size: 0.7rem;
        white-space: nowrap;
    }
    
    .xscanner-detail-page .tech-spec-buy-btn {
        padding: 0.5rem 1.8rem;
        font-size: 0.85rem;
        min-width: 150px;
    }
    
    /* 核心特性 */
    .xscanner-detail-page .core-features {
        padding: 3.5rem 1rem 2rem 1rem;
        /* 增加顶部 padding 为 feature-number 留出空间 */
        overflow: visible;
    }
    
    .xscanner-detail-page .features-list {
        grid-template-columns: 1fr;
        gap: 3.5rem;
        /* 增加间距，为 feature-number 留出空间 */
        padding-top: 1.5rem;
    }
    
    .xscanner-detail-page .feature-box {
        padding: 3.2rem 1.2rem 1.2rem 1.2rem;
        /* 增加顶部 padding 为 feature-number 留出空间 */
        overflow: visible;
        margin-top: 1.5rem;
    }
    
    .xscanner-detail-page .feature-box h3 {
        font-size: 1rem;
        margin-top: 0.5rem;
        margin-bottom: 0.5rem;
    }
    
    .xscanner-detail-page .feature-box p {
        font-size: 0.85rem;
        line-height: 1.6;
    }
    
    .xscanner-detail-page .feature-number {
        width: 45px;
        height: 45px;
        font-size: 1rem;
        top: 0px;
        left: 18px;
        z-index: 10;
    }
    
    /* 确保 feature-image 不会超出，但 feature-number 可以显示 */
    .xscanner-detail-page .feature-image {
        overflow: hidden;
    }
    
    .xscanner-detail-page .feature-image {
        margin-top: 0.8rem;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
        overflow: hidden;
    }
    
    .xscanner-detail-page .feature-image img,
    .xscanner-detail-page .feature-img {
        width: 100%;
        max-width: 100%;
        height: auto;
        display: block;
        box-sizing: border-box;
    }
    
    .xscanner-detail-page .feature-box {
        overflow: visible;
        box-sizing: border-box;
    }
    
    .xscanner-detail-page .feature-image-gallery {
        flex-direction: column;
        gap: 0.8rem;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }
    
    .xscanner-detail-page .feature-gallery-img {
        width: 100%;
        max-width: 100%;
        min-width: 100%;
        height: auto;
        display: block;
        box-sizing: border-box;
        object-fit: contain;
    }
    
    /* 移动端隐藏Swiper，显示并排图片 */
    .xscanner-detail-page .feature-swiper-container {
        display: none;
    }
    
    .xscanner-detail-page .feature-gallery-mobile {
        display: flex;
        flex-direction: column;
        gap: 0.6rem;
        margin-top: 1rem;
        width: 100%;
    }
    
    .xscanner-detail-page .feature-gallery-mobile .feature-gallery-img {
        width: 100%;
        max-width: 100%;
        min-width: 100%;
        height: auto;
        display: block;
        box-sizing: border-box;
        object-fit: contain;
        border-radius: 8px;
    }
    
    /* 技术参数 */
    .xscanner-detail-page .tech-specs {
        padding: 2rem 1rem;
    }
    
    .xscanner-detail-page .specs-container {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    /* 软件介绍 */
    .xscanner-detail-page .software-section {
        padding: 2rem 1rem;
    }
    
    .xscanner-detail-page .software-title-with-icon {
        flex-direction: row;
        gap: 1rem;
        margin-bottom: 2rem;
    }
    
    .xscanner-detail-page .software-title-with-icon .section-title {
        font-size: 1.5rem;
    }
    
    .xscanner-detail-page .software-title-with-icon .software-icon-small {
        width: 60px;
        height: 60px;
    }
    
    .xscanner-detail-page .software-intro {
        margin-bottom: 2rem;
        display: block;
    }
    
    .xscanner-detail-page .software-intro > p {
        font-size: 0.9rem;
        line-height: 1.7;
        color: rgba(255, 255, 255, 0.9);
        margin: 0;
        display: block;
    }
    
    .xscanner-detail-page .software-intro-with-icon {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .xscanner-detail-page .software-intro-with-icon > p {
        font-size: 0.9rem;
    }
    
    .xscanner-detail-page .software-features-grid {
        grid-template-columns: 1fr;
        gap: 0.8rem;
    }
    
    .xscanner-detail-page .software-feature-card {
        min-height: 180px;
    }
    
    .xscanner-detail-page .software-feature-content {
        padding: 1.2rem;
    }
    
    .xscanner-detail-page .software-feature-card h4 {
        font-size: 1rem;
        margin-bottom: 0.5rem;
    }
    
    .xscanner-detail-page .software-feature-card p {
        font-size: 0.85rem;
        line-height: 1.6;
    }
    
    .xscanner-detail-page .software-gallery-thumbs {
        gap: 0.5rem;
    }
    
    .xscanner-detail-page .software-thumb-img {
        width: 70px;
        height: 70px;
    }
    
    /* 系统要求 */
    .xscanner-detail-page .system-requirements {
        padding: 2rem 1rem;
    }
    
    /* 应用场景 */
    .xscanner-detail-page .xscanner-gallery-section {
        padding: 2rem 1rem;
    }
    
    .xscanner-detail-page .xscanner-gallery-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.5rem;
    }
    
    .xscanner-detail-page .gallery-item {
        aspect-ratio: 1;
    }
    
    .xscanner-detail-page .gallery-img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    
    /* 购买按钮 */
    .xscanner-detail-page .product-buy-header {
        margin-bottom: 1.5rem;
    }
    
    .xscanner-detail-page .product-buy-logo {
        max-width: 100px;
        margin-bottom: 0.8rem;
    }
    
    .xscanner-detail-page .product-buy-title {
        font-size: 1.3rem;
        margin-bottom: 0.4rem;
    }
    
    .xscanner-detail-page .product-buy-subtitle {
        font-size: 0.9rem;
    }
    
    .xscanner-detail-page .product-buy-content {
        flex-direction: column;
        gap: 1rem;
    }
}

/* 小屏幕手机适配 (480px以下) */
@media (max-width: 480px) {
    /* 通用调整 */
    .container {
        padding: 0 1rem;
    }
    
    .section-title {
        font-size: 1.5rem;
        margin-bottom: 1.5rem;
    }
    
    /* Xmachine 小屏幕 */
    .xmachine-main-title {
        font-size: 1.5rem;
    }
    
    .xmachine-subtitle {
        font-size: 1.2rem;
    }
    
    .xmachine-intro-title {
        font-size: 1.3rem;
    }
    
    .xmachine-intro-subtitle {
        font-size: 1.5rem;
    }
    
    .key-features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.5rem;
    }
    
    .key-feature-item {
        padding: 0.8rem 0.4rem;
        min-height: 70px;
    }
    
    .key-feature-value {
        font-size: 1rem;
    }
    
    .key-feature-label {
        font-size: 0.7rem;
    }
    
    /* tech-content-text 小屏幕优化 */
    .tech-content-text {
        padding: 1.2rem 0.8rem;
    }
    
    .tech-video-section .tech-content-text {
        background: rgba(0, 0, 0, 0.4);
        backdrop-filter: blur(10px);
        padding: 1.2rem 0.8rem;
        border-radius: 10px;
    }
    
    .tech-label {
        font-size: 0.7rem;
        padding: 0.35rem 0.8rem;
        margin-bottom: 0.6rem;
        letter-spacing: 0.5px;
    }
    
    .tech-title {
        font-size: 1.3rem;
        margin: 0.8rem 0;
        line-height: 1.25;
        /* 去掉渐变效果，使用纯白色 */
        background: none;
        -webkit-background-clip: unset;
        -webkit-text-fill-color: #fff;
        background-clip: unset;
        color: #fff;
    }
    
    .tech-desc {
        font-size: 0.85rem;
        line-height: 1.6;
        margin-bottom: 1.2rem;
    }
    
    .tech-specs-list {
        gap: 0.4rem;
        flex-wrap: wrap;
    }
    
    .tech-spec-item {
        min-width: auto;
        padding: 0.4rem 0.6rem;
        /* 改为水平排列，让内容在一行显示 */
        flex-direction: row;
        align-items: center;
        gap: 0.25rem;
    }
    
    .spec-value {
        font-size: 0.9rem;
        margin-bottom: 0;
        margin-right: 0.15rem;
    }
    
    .spec-unit {
        font-size: 0.65rem;
        margin-left: 0;
    }
    
    .spec-label {
        font-size: 0.65rem;
        white-space: nowrap;
    }
    
    /* 产品概述视频区域 - 小屏幕手机端视频和文字分开显示 */
    .xscanner-detail-page .tech-video-section.tech-hero-section {
        min-height: auto;
        display: flex;
        flex-direction: column;
    }
    
    .xscanner-detail-page .tech-video-section.tech-hero-section .tech-video-bg {
        position: relative;
        width: 100%;
        height: 300px;
        order: 1;
    }
    
    .xscanner-detail-page .tech-video-section.tech-hero-section .container {
        padding-left: 1rem;
        padding-right: 1rem;
        order: 2;
        position: relative;
        padding-top: 1rem;
        padding-bottom: 1rem;
    }
    
    .xscanner-detail-page .tech-video-section.tech-hero-section .tech-video-content {
        position: relative;
        padding: 0;
    }
    
    .xscanner-detail-page .tech-video-section.tech-hero-section .tech-content-wrapper {
        position: relative;
    }
    
    .xscanner-detail-page .tech-video-section.tech-hero-section .tech-content-text {
        background: rgba(0, 0, 0, 0.7);
        backdrop-filter: blur(8px);
        padding: 1.2rem 1rem;
        border-radius: 12px;
        margin: 0;
        position: relative;
    }
    
    /* 在手机上，tech-content-right 紧贴屏幕，无空白 */
    .tech-content-right {
        right: 0 !important;
        left: 0 !important;
        width: 100% !important;
        padding: 1.2rem 1rem !important;
    }
    
    .tech-video-split-left .tech-content-text,
    .tech-video-split-right .tech-content-text {
        padding: 1.2rem 1rem;
        width: 100%;
        left: 0;
        right: 0;
    }
    
    .tech-content-text {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .spec-value {
        font-size: 1.1rem;
    }
    
    .spec-unit {
        font-size: 0.7rem;
    }
    
    .spec-label {
        font-size: 0.7rem;
    }
    
    /* Xscanner 小屏幕特定优化 */
    .xscanner-detail-page .tech-content-text {
        padding: 1.2rem 0.8rem;
    }
    
    .xscanner-detail-page .tech-video-section .tech-content-text {
        background: rgba(0, 0, 0, 0.4);
        backdrop-filter: blur(10px);
        padding: 1.2rem 0.8rem;
        border-radius: 10px;
    }
    
    .xscanner-detail-page .tech-content-wrapper {
        padding: 0 0.8rem;
    }
    
    .xscanner-detail-page .tech-title {
        font-size: 1.3rem;
        /* 去掉渐变效果，使用纯白色 */
        background: none;
        -webkit-background-clip: unset;
        -webkit-text-fill-color: #fff;
        background-clip: unset;
        color: #fff;
    }
    
    .xscanner-detail-page .tech-desc {
        font-size: 0.85rem;
        line-height: 1.6;
    }
    
    .xscanner-detail-page .tech-spec-item {
        min-width: auto;
        padding: 0.4rem 0.6rem;
        /* 改为水平排列，让内容在一行显示 */
        flex-direction: row;
        align-items: center;
        gap: 0.25rem;
    }
    
    .xscanner-detail-page .spec-value-wrapper {
        display: flex;
        align-items: baseline;
        gap: 0.15rem;
        margin-bottom: 0;
    }
    
    .xscanner-detail-page .spec-value {
        font-size: 0.9rem;
        margin-bottom: 0;
        margin-right: 0;
    }
    
    .xscanner-detail-page .spec-unit {
        font-size: 0.65rem;
        margin-left: 0;
    }
    
    .xscanner-detail-page .spec-label {
        font-size: 0.65rem;
        white-space: nowrap;
    }
    
    .xscanner-detail-page .tech-spec-buy-btn {
        padding: 0.4rem 1rem;
        font-size: 0.75rem;
        min-width: 100px;
    }

    /* Xscanner：手机端把“立即购买”做成更好点按的按钮，并放到最后一行居中 */
    .xscanner-detail-page .tech-specs-list {
        justify-content: center;
    }
    .xscanner-detail-page .tech-spec-buy-btn {
        order: 99;
        width: 100%;
        max-width: 280px;
        min-width: 0;
        padding: 0.7rem 1.2rem;
        border-radius: 14px;
    }
    
    /* 加工成品网格 - 小屏幕手机端一行显示5个 */
    .processed-products-grid {
        grid-template-columns: repeat(5, 1fr);
        gap: 0.4rem;
    }
    
    .processed-product-item {
        min-width: 0;
        aspect-ratio: 1;
    }
    
    .processed-product-img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    
    /* Xscanner 小屏幕 */
    .xscanner-detail-page .product-name {
        font-size: 1.5rem;
    }
    
    .xscanner-detail-page .tech-title {
        font-size: 1.3rem;
        /* 去掉渐变效果，使用纯白色 */
        background: none;
        -webkit-background-clip: unset;
        -webkit-text-fill-color: #fff;
        background-clip: unset;
        color: #fff;
    }
    
    .xscanner-detail-page .tech-desc {
        font-size: 0.85rem;
    }
    
    .xscanner-detail-page .xscanner-gallery-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.4rem;
    }
    
    .xscanner-detail-page .gallery-item {
        aspect-ratio: 1;
    }
    
    .xscanner-detail-page .gallery-img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    
    .xscanner-detail-page .core-features {
        padding: 3rem 1rem 1.5rem 1rem;
        /* 增加顶部 padding 为 feature-number 留出空间 */
        overflow: visible;
    }
    
    .xscanner-detail-page .features-list {
        gap: 3rem;
        /* 增加间距，为 feature-number 留出空间 */
        padding-top: 1.5rem;
    }
    
    .xscanner-detail-page .feature-box {
        padding: 2.8rem 1rem 1rem 1rem;
        /* 增加顶部 padding 为 feature-number 留出空间 */
        overflow: visible;
        margin-top: 1.5rem;
    }
    
    .xscanner-detail-page .feature-box h3 {
        font-size: 1rem;
        margin-top: 0.5rem;
        margin-bottom: 0.5rem;
    }
    
    .xscanner-detail-page .feature-box p {
        font-size: 0.85rem;
        line-height: 1.6;
    }
    
    .xscanner-detail-page .feature-number {
        width: 40px;
        height: 40px;
        font-size: 0.9rem;
        top: -10px;
        left: 15px;
        z-index: 10;
        position: absolute;
    }
    
    /* 确保 feature-image 不会超出，但 feature-number 可以显示 */
    .xscanner-detail-page .feature-image {
        overflow: hidden;
    }
    
    .xscanner-detail-page .feature-image {
        margin-top: 0.8rem;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
        overflow: hidden;
    }
    
    .xscanner-detail-page .feature-image img,
    .xscanner-detail-page .feature-img {
        width: 100%;
        max-width: 100%;
        height: auto;
        display: block;
        box-sizing: border-box;
    }
    
    .xscanner-detail-page .feature-box {
        overflow: visible;
        box-sizing: border-box;
    }
    
    .xscanner-detail-page .feature-image-gallery {
        flex-direction: column;
        gap: 0.6rem;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
        margin-top: 1rem;
    }
    
    .xscanner-detail-page .feature-gallery-img {
        width: 100%;
        max-width: 100%;
        min-width: 100%;
        height: auto;
        display: block;
        box-sizing: border-box;
        object-fit: contain;
    }
    
    /* 移动端隐藏Swiper，显示并排图片 */
    .xscanner-detail-page .feature-swiper-container {
        display: none;
    }
    
    .xscanner-detail-page .feature-gallery-mobile {
        display: flex;
        flex-direction: column;
        gap: 0.6rem;
        margin-top: 1rem;
        width: 100%;
    }
    
    .xscanner-detail-page .feature-gallery-mobile .feature-gallery-img {
        width: 100%;
        max-width: 100%;
        min-width: 100%;
        height: auto;
        display: block;
        box-sizing: border-box;
        object-fit: contain;
        border-radius: 8px;
    }
    
    .xscanner-detail-page .software-features-grid {
        gap: 0.8rem;
    }
    
    .xscanner-detail-page .software-feature-card {
        min-height: 160px;
    }
    
    .xscanner-detail-page .software-feature-content {
        padding: 1rem;
    }
    
    .xscanner-detail-page .software-feature-card h4 {
        font-size: 1rem;
        margin-bottom: 0.5rem;
    }
    
    .xscanner-detail-page .software-feature-card p {
        font-size: 0.85rem;
        line-height: 1.6;
    }
    
    .xscanner-detail-page .software-thumb-img {
        width: 60px;
        height: 60px;
    }
    
    .xscanner-detail-page .software-title-with-icon {
        flex-direction: row;
        gap: 0.8rem;
        margin-bottom: 1.5rem;
    }
    
    .xscanner-detail-page .software-title-with-icon .section-title {
        font-size: 1.3rem;
    }
    
    .xscanner-detail-page .software-title-with-icon .software-icon-small {
        width: 50px;
        height: 50px;
    }
    
    .xscanner-detail-page .software-intro {
        margin-bottom: 1.5rem;
        display: block;
    }
    
    .xscanner-detail-page .software-intro > p {
        font-size: 0.85rem;
        line-height: 1.6;
        color: rgba(255, 255, 255, 0.9);
        margin: 0;
        display: block;
    }
    
    /* 在手机上使用半透明背景 */
    .tech-content-right {
        background: rgba(0, 0, 0, 0.7) !important;
    }
    
    .tech-video-split-reverse .tech-video-split-right .tech-content-text {
        background: rgba(0, 0, 0, 0.7) !important;
    }
    
    /* 去掉所有 section 的 margin */
    .tech-video-section {
        margin: 0;
    }
    
    .tech-video-split-section {
        margin: 0;
    }
    
    .xmachine-full-image {
        margin: 0;
    }
    
    .xmachine-intro-section,
    .xmachine-feature-section,
    .xmachine-material-section,
    .xmachine-design-section,
    .xmachine-panel-section,
    .xmachine-centering-section {
        margin: 0;
    }
    
    /* 浮动按钮在小屏幕上的位置调整 */
    .floating-buy-buttons {
        right: 5px;
        bottom: 80px;
        top: auto;
        transform: none;
    }
    
    .floating-buy-buttons.scrolled {
        top: 60px;
        bottom: auto;
        transform: translateY(0);
    }
    
    .floating-btn {
        width: 45px;
        height: 45px;
    }
    
    .floating-btn i {
        font-size: 18px;
    }
}

/* ============================================
   联系咨询弹窗样式
   ============================================ */
.contact-modal {
    display: none;
    position: fixed;
    z-index: 10001;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease;
    align-items: center;
    justify-content: center;
}

.contact-modal.active {
    display: flex;
}

.contact-modal-content {
    background: var(--white);
    border-radius: 16px;
    padding: 0;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    position: relative;
    animation: slideUp 0.3s ease;
    overflow: hidden;
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.contact-modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    color: var(--text-light);
    font-size: 2rem;
    font-weight: 300;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.05);
}

.contact-modal-close:hover {
    background: rgba(0, 0, 0, 0.1);
    color: var(--text-color);
    transform: rotate(90deg);
}

.contact-modal-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    padding: 2rem 2rem 1.5rem 2rem;
    text-align: center;
    color: var(--white);
}

.contact-modal-header h3 {
    margin: 0;
    font-size: 1.8rem;
    font-weight: 600;
}

.contact-modal-body {
    padding: 2rem;
    text-align: center;
}

.contact-image-container {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto;
}

.contact-message-img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

/* 移动端优化 */
@media (max-width: 768px) {
    .contact-modal-content {
        width: 95%;
        max-width: 95%;
    }
    
    .contact-modal-header {
        padding: 1.5rem 1.5rem 1rem 1.5rem;
    }
    
    .contact-modal-header h3 {
        font-size: 1.5rem;
    }
    
    .contact-modal-body {
        padding: 1.5rem;
    }
    
    .contact-image-container {
        width: 100%;
    }
    
    .contact-message-img {
        width: 100%;
        max-width: 100%;
    }
    
    .contact-modal-close {
        top: 10px;
        right: 15px;
        width: 30px;
        height: 30px;
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .contact-modal-content {
        width: 98%;
        max-width: 98%;
    }
    
    .contact-modal-header {
        padding: 1.2rem 1rem 0.8rem 1rem;
    }
    
    .contact-modal-header h3 {
        font-size: 1.3rem;
    }
    
    .contact-modal-body {
        padding: 1rem;
    }
    
    .contact-image-container {
        width: 100%;
    }
    
    .contact-message-img {
        width: 100%;
        max-width: 100%;
    }
}

/* 下载中心（软件 + 模型） */
.downloads-page {
    padding: 4rem 0;
    background-color: #f8f9fa;
}

.downloads-inner-nav {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.downloads-inner-nav .inner-nav-link {
    padding: 0.5rem 1.25rem;
    background: rgba(102, 126, 234, 0.15);
    color: #667eea;
    text-decoration: none;
    border-radius: 999px;
    font-weight: 500;
    transition: background 0.2s, color 0.2s;
}

.downloads-inner-nav .inner-nav-link:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.download-subsection {
    margin-top: 3rem;
    padding-top: 2.5rem;
    border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.download-subsection:first-of-type {
    border-top: none;
    padding-top: 0;
    margin-top: 0;
}

.subsection-title {
    font-size: 1.75rem;
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.subsection-desc {
    color: #666;
    font-size: 1rem;
    margin-bottom: 1.5rem;
}

.download-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}


.download-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.download-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.15);
}

.download-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    width: 160px;
    height: 160px;
}

.download-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
    color: #2c3e50;
}

.download-card > p {
    color: #666;
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1rem;
    flex: 1;
}

.download-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
    font-size: 0.85rem;
    color: #888;
    position: relative;
}

.download-meta > span {
    flex: 0 0 auto;
}

.download-btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    transition: opacity 0.3s, transform 0.2s;
}

.download-btn:hover {
    opacity: 0.9;
    transform: scale(1.02);
}

.download-btn-secondary {
    background: #2c3e50;
}

.download-btn-secondary:hover {
    background: #1a252f;
}

/* 手册区域容器 */
.manual-section {
    width: 100%;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid #e9ecef;
}

/* 手册区域标题 */
.manual-section-title {
    font-size: 0.95rem;
    color: #666;
    text-align: center;
    margin-bottom: 0.75rem;
    font-weight: 500;
}

/* 手册按钮容器 */
.manual-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    width: 100%;
}

/* 手册按钮样式 */
.manual-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1rem;
    background: #f8f9fa;
    color: #2c3e50;
    text-decoration: none;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
    flex: 1;
    min-width: 140px;
}

.manual-btn i {
    font-size: 1rem;
}

.manual-btn:hover {
    background: #e9ecef;
    border-color: #667eea;
    color: #667eea;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(102, 126, 234, 0.2);
}

/* software.html 页面样式 */
/* 页面顶部 Hero 区域 */
.page-hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 5rem 0;
    text-align: center;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.page-hero .container {
    position: relative;
    z-index: 1;
}

.page-hero h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--white);
    line-height: 1.2;
}

.page-hero-desc {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-top: 1rem;
    line-height: 1.6;
}

/* 软件下载页面样式 */
.software-download-page {
    padding: 3rem 0;
    background-color: #f8f9fa;
}

/* 部分标题样式 */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 0.75rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: #666;
    line-height: 1.6;
    max-width: 800px;
    margin: 0 auto;
}

/* ============================================
   MODEL PAGE STYLES - 模型页面样式
   ============================================ */

/* 模型列表页面 */
.model-list-page {
    padding: 3rem 0 5rem;
    background: var(--white);
    min-height: 80vh;
}

/* 模型筛选按钮 */
.model-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    flex: 1;
    padding: 0;
}

.filter-btn {
    padding: 0.75rem 2rem;
    border: 2px solid var(--primary-color);
    background: var(--white);
    color: var(--primary-color);
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    outline: none;
}

.filter-btn:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

.filter-btn.active {
    background: var(--primary-color);
    color: var(--white);
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

/* 模型筛选包装器 */
.model-filters-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 2rem 0 3rem;
    padding: 0 1rem;
    width: 100%;
}

.model-filters-wrapper .model-filters {
    flex: 1;
    min-width: 0;
}

/* 筛选下拉菜单容器 */
.filter-dropdown-container {
    position: relative;
    display: inline-block;
}

/* 筛选下拉按钮 */
.filter-dropdown-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    padding: 0.75rem 2rem;
    border: 2px solid var(--primary-color);
    background: var(--white);
    color: var(--primary-color);
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    outline: none;
    min-width: 100px;
}

.filter-dropdown-btn:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

.filter-dropdown-container.active .filter-dropdown-btn {
    background: var(--primary-color);
    color: var(--white);
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

.filter-dropdown-btn i {
    transition: transform 0.3s ease;
    font-size: 0.875rem;
}

.filter-dropdown-container.active .filter-dropdown-btn i {
    transform: rotate(180deg);
}

.filter-dropdown-btn i.fa-chevron-down {
    transition: transform 0.3s ease;
}

/* 筛选下拉菜单 */
.filter-dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 180px;
    background: linear-gradient(180deg, #1a1a1a 0%, #2a2a3a 100%);
    border-radius: 8px;
    padding: 0.75rem 0;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
}

.filter-dropdown-container.active .filter-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* 筛选选项 */
.filter-option {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.25rem;
    color: var(--white);
    cursor: pointer;
    transition: background 0.2s ease;
    user-select: none;
}

.filter-option:hover {
    background: rgba(255, 255, 255, 0.08);
}

.filter-checkbox {
    width: 18px;
    height: 18px;
    cursor: pointer;
    flex-shrink: 0;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 3px;
    background: transparent;
    position: relative;
    transition: all 0.2s ease;
}

.filter-checkbox:checked {
    background: var(--white);
    border-color: var(--white);
}

.filter-checkbox:checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #1a1a1a;
    font-size: 14px;
    font-weight: bold;
}

.filter-option span {
    font-size: 0.95rem;
    color: var(--white);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .model-filters-wrapper {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-dropdown-container {
        width: 100%;
    }
    
    .filter-dropdown-btn {
        width: 100%;
        justify-content: center;
    }
    
    .filter-dropdown-menu {
        right: auto;
        left: 0;
        width: 100%;
    }
}

/* 模型卡片网格 */
.model-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

/* 模型卡片 */
.model-card {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    opacity: 1;
    transform: scale(1);
    cursor: pointer;
}

.model-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 15px 40px rgba(0, 102, 204, 0.2);
}

.model-card-image {
    width: 100%;
    height: 250px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #f5f7fa 0%, #e8ecf1 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.model-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.model-card:hover .model-card-image img {
    transform: scale(1.1);
}


/* 模型卡片内容 */
.model-card-content {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.model-card-title {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.model-card-desc {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--text-light);
    margin-bottom: 1rem;
    flex: 1;
}

/* 模型卡片元信息 */
.model-card-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--bg-light);
    flex-wrap: wrap;
}

.model-format,
.model-size {
    padding: 0.3rem 0.8rem;
    background: var(--bg-light);
    border-radius: 5px;
    font-size: 0.85rem;
    color: var(--text-light);
    font-weight: 500;
}

.model-format {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--white);
}

.model-downloads {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    color: var(--text-light);
    font-size: 0.85rem;
    margin-left: auto;
}

.model-downloads i {
    font-size: 0.8rem;
}

/* 分页导航 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 3rem;
    padding: 2rem 0;
}

.pagination-btn {
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--primary-color);
    background: var(--white);
    color: var(--primary-color);
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    outline: none;
}

.pagination-btn:hover:not(:disabled) {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

.pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-numbers {
    display: flex;
    gap: 0.5rem;
}

.pagination-number {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--primary-color);
    background: var(--white);
    color: var(--primary-color);
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.pagination-number:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
}

.pagination-number.active {
    background: var(--primary-color);
    color: var(--white);
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

/* 模型页面响应式设计 */
@media (max-width: 1024px) {
    .model-cards-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .model-list-page {
        padding: 2rem 0 3rem;
    }

    .model-filters {
        gap: 0.75rem;
        margin: 1.5rem 0 2rem;
    }

    .filter-btn {
        padding: 0.6rem 1.5rem;
        font-size: 0.9rem;
    }

    .model-cards-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 1.5rem;
    }

    .model-card-image {
        height: 220px;
    }


    .model-card-content {
        padding: 1.25rem;
    }

    .model-card-title {
        font-size: 1.2rem;
    }

    .model-card-desc {
        font-size: 0.9rem;
    }

    .pagination {
        flex-wrap: wrap;
        gap: 0.75rem;
        margin-top: 2rem;
    }

    .pagination-btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }

    .pagination-number {
        width: 35px;
        height: 35px;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .model-list-page {
        padding: 1.5rem 0 2.5rem;
    }

    .page-title {
        font-size: 1.8rem;
    }

    .page-subtitle {
        font-size: 0.95rem;
    }

    .model-filters {
        gap: 0.5rem;
        margin: 1rem 0 1.5rem;
    }

    .filter-btn {
        padding: 0.5rem 1.2rem;
        font-size: 0.85rem;
    }

    .model-cards-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }

    .model-card-image {
        height: 200px;
    }


    .model-card-content {
        padding: 1rem;
    }

    .model-card-title {
        font-size: 1.1rem;
    }

    .model-card-desc {
        font-size: 0.85rem;
    }

    .model-card-meta {
        gap: 0.75rem;
    }

    .model-format,
    .model-size {
        padding: 0.25rem 0.6rem;
        font-size: 0.8rem;
    }

    .model-downloads {
        font-size: 0.8rem;
    }

    .pagination {
        gap: 0.5rem;
    }

    .pagination-btn {
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
    }

    .pagination-number {
        width: 32px;
        height: 32px;
        font-size: 0.85rem;
    }
}

/* ============================================
   MODEL DETAIL MODAL - 模型详情弹窗样式
   ============================================ */

#modelDetailModal.model-detail-modal {
    display: none;
    position: fixed !important;
    z-index: 10001 !important;
    left: 0 !important;
    top: 0 !important;
    width: 100% !important;
    height: 100% !important;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.75) 100%) !important;
    backdrop-filter: blur(12px) saturate(180%);
    -webkit-backdrop-filter: blur(12px) saturate(180%);
    align-items: center !important;
    justify-content: center !important;
    padding: 20px;
    animation: fadeInModal 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

#modelDetailModal.model-detail-modal.active {
    display: flex !important;
}

/* ============================================
   MODEL DETAIL MODAL (model.html 精简版：仅预览 + 下载)
   说明：model.html 里已移除内联 <style>，这里提供覆盖样式
   ============================================ */

/* 更高级的遮罩：轻微渐变 + 毛玻璃 */
#modelDetailModal.model-detail-modal {
    background: radial-gradient(1200px 800px at 50% 20%, rgba(0, 123, 255, 0.10), rgba(0, 0, 0, 0.55)) !important;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

/* 弹窗主体：更紧凑、更高级 */
#modelDetailModal .model-detail-modal-content {
    max-width: 800px !important;
    width: 90% !important;
    max-height: 90vh !important;
    min-height: unset !important;
    border-radius: 16px !important;
    overflow: hidden;
    background: linear-gradient(180deg, rgba(255,255,255,0.98), rgba(250,252,255,0.96)) !important;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.35) !important;
    border: 1px solid rgba(255, 255, 255, 0.6) !important;
}

/* 关闭按钮更“精致” */
#modelDetailModal .model-detail-close {
    width: 36px;
    height: 36px;
    line-height: 36px;
    border-radius: 10px;
    top: 14px;
    right: 14px;
    color: rgba(0,0,0,0.7);
    background: rgba(255,255,255,0.9);
    box-shadow: 0 8px 20px rgba(0,0,0,0.12);
    border: 1px solid rgba(0,0,0,0.06);
    transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
#modelDetailModal .model-detail-close:hover {
    transform: translateY(-1px);
    background: rgba(255,255,255,1);
    box-shadow: 0 12px 26px rgba(0,0,0,0.16);
}

/* 单列布局 */
#modelDetailModal .model-detail-container {
    flex-direction: column !important;
}
#modelDetailModal .model-detail-preview {
    width: 100% !important;
    max-width: 100% !important;
}

/* 标题栏 */
#modelDetailModal .model-preview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 18px;
    background: linear-gradient(90deg, rgba(0,123,255,0.08), rgba(0,0,0,0));
    border-bottom: 1px solid rgba(0,0,0,0.06);
}
#modelDetailModal .model-info-title {
    font-weight: 700;
    letter-spacing: 0.2px;
    color: rgba(0,0,0,0.82);
}

/* 预览区 */
#modelDetailModal .model-preview-viewer {
    height: 500px;
    min-height: 400px;
    padding: 14px;
    background: linear-gradient(180deg, rgba(248,250,255,1), rgba(245,247,252,1));
}

/* 画布做成展示窗 */
#modelDetailModal canvas#model3DCanvas.model-3d-preview {
    border-radius: 14px;
    background: radial-gradient(600px 380px at 50% 30%, rgba(0,123,255,0.10), rgba(255,255,255,0.0));
    box-shadow: inset 0 0 0 1px rgba(0,0,0,0.05), 0 18px 50px rgba(0,0,0,0.10);
}

/* 下载区：按钮居中 */
#modelDetailModal .model-download-section {
    padding: 16px 18px;
    border-top: 1px solid rgba(0,0,0,0.06);
    display: flex;
    justify-content: center;
    align-items: center;
}
#modelDetailModal .export-download-btn {
    max-width: 360px;
    width: auto;
    min-width: 200px;
    border-radius: 12px;
    padding: 12px 24px;
    background: linear-gradient(135deg, #1f7bff, #6aa7ff);
    box-shadow: 0 14px 30px rgba(31, 123, 255, 0.25);
    font-weight: 700;
    margin: 0 auto;
}
#modelDetailModal .export-download-btn:hover {
    background: linear-gradient(135deg, #0f66f3, #4f93ff);
    box-shadow: 0 18px 36px rgba(31, 123, 255, 0.32);
}

/* ============================================================
   FINAL OVERRIDES（放在靠后位置，避免被旧的弹窗样式覆盖）
   目的：确保精简弹窗始终是“小尺寸 + 单列 + 下载按钮居中”
   ============================================================ */

#modelDetailModal.model-detail-modal {
    background: radial-gradient(1200px 800px at 50% 20%, rgba(0, 123, 255, 0.10), rgba(0, 0, 0, 0.55)) !important;
    backdrop-filter: blur(6px) !important;
    -webkit-backdrop-filter: blur(6px) !important;
}

#modelDetailModal .model-detail-modal-content {
    max-width: 800px !important;
    width: 90% !important;
    max-height: 90vh !important;
    min-height: unset !important;
    border-radius: 16px !important;
    overflow: hidden !important;
    background: linear-gradient(180deg, rgba(255,255,255,0.98), rgba(250,252,255,0.96)) !important;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.35) !important;
    border: 1px solid rgba(255, 255, 255, 0.6) !important;
}

#modelDetailModal .model-detail-container {
    flex-direction: column !important;
}

#modelDetailModal .model-preview-viewer {
    height: 500px !important;
    min-height: 400px !important;
}

#modelDetailModal .model-download-section {
    padding: 16px 18px !important;
    border-top: 1px solid rgba(0,0,0,0.06) !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    gap: 12px !important;
    flex-wrap: wrap;
}

#modelDetailModal .export-download-btn {
    width: auto !important;
    min-width: 200px !important;
    max-width: 360px !important;
    margin: 0 auto !important;
}

/* STL 按钮：次级样式 */
#modelDetailModal .export-download-btn.export-download-btn-stl {
    background: linear-gradient(135deg, #2c2f3a, #51576b) !important;
    box-shadow: 0 14px 30px rgba(0, 0, 0, 0.22) !important;
}
#modelDetailModal .export-download-btn.export-download-btn-stl:hover {
    background: linear-gradient(135deg, #1f2330, #3f465c) !important;
    box-shadow: 0 18px 36px rgba(0, 0, 0, 0.28) !important;
}

@keyframes fadeInModal {
    from {
        opacity: 0;
        backdrop-filter: blur(0px);
    }
    to {
        opacity: 1;
        backdrop-filter: blur(12px) saturate(180%);
    }
}

#modelDetailModal .model-detail-modal-content {
    background: linear-gradient(145deg, #ffffff 0%, #f8f9fa 100%) !important;
    border-radius: 24px !important;
    width: 95% !important;
    max-width: 1400px !important;
    max-height: 90vh !important;
    min-height: 400px !important;
    overflow: hidden;
    position: relative !important;
    box-shadow: 
        0 25px 80px rgba(0, 0, 0, 0.25),
        0 10px 30px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.9) !important;
    animation: slideUpScale 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    display: flex !important;
    flex-direction: column !important;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

@keyframes slideUpScale {
    from {
        transform: translateY(30px) scale(0.95);
        opacity: 0;
    }
    to {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

/* 添加装饰性光晕效果 */
#modelDetailModal .model-detail-modal-content::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 102, 204, 0.1) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.model-detail-close {
    position: absolute;
    top: 24px;
    right: 28px;
    color: var(--text-light);
    font-size: 2.2rem;
    font-weight: 300;
    cursor: pointer;
    z-index: 10002;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.85) 100%);
    backdrop-filter: blur(10px);
    box-shadow: 
        0 4px 12px rgba(0, 0, 0, 0.1),
        0 2px 4px rgba(0, 0, 0, 0.06),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.model-detail-close:hover {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    transform: rotate(90deg) scale(1.1);
    box-shadow: 
        0 6px 20px rgba(0, 102, 204, 0.4),
        0 2px 6px rgba(0, 102, 204, 0.3);
}

.model-detail-container {
    display: flex;
    height: 100%;
    max-height: 90vh;
    overflow: hidden;
}

/* 左侧预览区域 */
.model-detail-preview {
    flex: 1.2;
    background: linear-gradient(145deg, #f8f9fa 0%, #e9ecef 50%, #f5f7fa 100%);
    display: flex;
    flex-direction: column;
    padding: 2.5rem;
    overflow-y: auto;
    position: relative;
    z-index: 1;
}

.model-detail-preview::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0, 102, 204, 0.1), transparent);
    z-index: 1;
}

.model-preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.model-preview-user {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-color);
    font-size: 0.95rem;
}

.model-preview-user i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.model-preview-actions {
    display: flex;
    gap: 0.75rem;
}

.model-action-btn {
    width: 40px;
    height: 40px;
    border: none;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.85) 100%);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 
        0 2px 8px rgba(0, 0, 0, 0.08),
        0 1px 3px rgba(0, 0, 0, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.model-action-btn:hover {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 
        0 6px 20px rgba(0, 102, 204, 0.35),
        0 2px 6px rgba(0, 102, 204, 0.25);
}

.model-preview-viewer {
    flex: 1;
    position: relative;
    background: linear-gradient(145deg, #ffffff 0%, #f8f9fa 100%);
    border-radius: 20px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    box-shadow: 
        0 15px 40px rgba(0, 0, 0, 0.12),
        0 5px 15px rgba(0, 0, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.model-preview-viewer:hover {
    box-shadow: 
        0 20px 50px rgba(0, 0, 0, 0.15),
        0 8px 20px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    transform: translateY(-2px);
}

.model-3d-preview {
    width: 100% !important;
    height: 100% !important;
    display: block !important;
    touch-action: none;
    outline: none;
}

/* 3D 模型控制按钮 */
.model-3d-controls {
    position: absolute;
    bottom: 20px;
    right: 20px;
    display: flex;
    gap: 0.75rem;
    z-index: 10;
}

.model-control-btn {
    width: 44px;
    height: 44px;
    border: none;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.85) 100%);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 
        0 4px 12px rgba(0, 0, 0, 0.12),
        0 2px 4px rgba(0, 0, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.3);
    font-size: 1.1rem;
}

.model-control-btn:hover {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 
        0 6px 20px rgba(0, 102, 204, 0.35),
        0 3px 8px rgba(0, 102, 204, 0.25);
}

.model-control-btn:active {
    transform: translateY(-1px) scale(1.02);
}

.model-preview-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.85) 100%);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.3rem;
    box-shadow: 
        0 4px 12px rgba(0, 0, 0, 0.12),
        0 2px 4px rgba(0, 0, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
}

.model-preview-badge:hover {
    transform: scale(1.1) rotate(15deg);
    box-shadow: 
        0 6px 20px rgba(0, 102, 204, 0.2),
        0 3px 8px rgba(0, 102, 204, 0.15);
}

.model-preview-footer {
    margin-top: 1.5rem;
    text-align: center;
}

.model-ai-badge {
    color: var(--text-light);
    font-size: 0.85rem;
    font-style: italic;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.05) 0%, rgba(0, 102, 204, 0.02) 100%);
    border-radius: 20px;
    display: inline-block;
    border: 1px solid rgba(0, 102, 204, 0.1);
}

/* 右侧信息面板 */
.model-detail-info {
    flex: 0.8;
    padding: 2.5rem;
    overflow-y: auto;
    background: linear-gradient(145deg, #ffffff 0%, #fafbfc 100%);
    position: relative;
    z-index: 1;
}

.model-detail-info::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 1px;
    background: linear-gradient(180deg, transparent, rgba(0, 102, 204, 0.1), transparent);
    z-index: 1;
}

.model-info-section {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    position: relative;
}

.model-info-section::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), transparent);
    border-radius: 2px;
}

.model-info-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.model-info-title {
    font-size: 1.6rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    margin: 0;
    letter-spacing: -0.02em;
}

.model-search-btn {
    width: 36px;
    height: 36px;
    border: none;
    background: linear-gradient(135deg, rgba(245, 247, 250, 0.9) 0%, rgba(232, 236, 241, 0.9) 100%);
    backdrop-filter: blur(10px);
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 
        0 2px 6px rgba(0, 0, 0, 0.06),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.model-search-btn:hover {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    transform: translateY(-2px) scale(1.05);
    box-shadow: 
        0 4px 12px rgba(0, 102, 204, 0.3),
        0 2px 4px rgba(0, 102, 204, 0.2);
}

.model-info-desc {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.model-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.model-tag-btn {
    padding: 0.5rem 1.2rem;
    border: 2px solid rgba(0, 0, 0, 0.08);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 249, 250, 0.95) 100%);
    backdrop-filter: blur(10px);
    color: var(--text-light);
    border-radius: 24px;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 
        0 2px 4px rgba(0, 0, 0, 0.04),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.model-tag-btn.active {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    color: var(--white);
    border-color: var(--primary-color);
    box-shadow: 
        0 4px 12px rgba(0, 102, 204, 0.3),
        0 2px 4px rgba(0, 102, 204, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transform: translateY(-1px);
}

.model-tag-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 
        0 4px 12px rgba(0, 102, 204, 0.15),
        0 2px 4px rgba(0, 102, 204, 0.1);
}

.model-tag-btn.active:hover {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    border-color: var(--secondary-color);
    color: var(--white);
    transform: translateY(-2px) scale(1.05);
    box-shadow: 
        0 6px 20px rgba(0, 102, 204, 0.4),
        0 3px 8px rgba(0, 102, 204, 0.3);
}

/* 材质部分 */
.model-material-section {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--bg-light);
}

.model-section-title {
    font-size: 1.2rem;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

.model-material-preview {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.material-preview-img {
    width: 100%;
    max-width: 200px;
    height: 150px;
    object-fit: cover;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.material-desc {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* 导出部分 */
.model-export-section {
    margin-bottom: 1rem;
}

.export-settings-group {
    margin-bottom: 1.5rem;
}

.export-setting-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.setting-label {
    color: var(--text-color);
    font-weight: 500;
    font-size: 0.95rem;
}

.setting-control {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.setting-status {
    color: var(--text-light);
    font-size: 0.9rem;
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 26px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: 0.3s;
    border-radius: 26px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 20px;
    width: 20px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: 0.3s;
    border-radius: 50%;
}

.toggle-switch input:checked + .toggle-slider {
    background-color: var(--primary-color);
}

.toggle-switch input:checked + .toggle-slider:before {
    transform: translateX(24px);
}

.export-checkboxes {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 1rem;
}

.export-checkbox {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    color: var(--text-color);
    font-size: 0.9rem;
}

.export-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.export-checkbox.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.export-checkbox.disabled input {
    cursor: not-allowed;
}

/* 文件格式按钮 */
.export-formats,
.export-material-settings,
.export-resolution {
    margin-bottom: 1.5rem;
}

.format-label {
    display: block;
    color: var(--text-color);
    font-weight: 500;
    font-size: 0.95rem;
    margin-bottom: 0.75rem;
}

.format-buttons,
.resolution-buttons {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.format-btn,
.resolution-btn {
    padding: 0.7rem 1.4rem;
    border: 2px solid rgba(0, 0, 0, 0.08);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 249, 250, 0.95) 100%);
    backdrop-filter: blur(10px);
    color: var(--text-light);
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 
        0 2px 4px rgba(0, 0, 0, 0.04),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.format-btn:hover,
.resolution-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 
        0 4px 12px rgba(0, 102, 204, 0.15),
        0 2px 4px rgba(0, 102, 204, 0.1);
}

.format-btn.active,
.resolution-btn.active {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    color: var(--white);
    border-color: var(--primary-color);
    box-shadow: 
        0 4px 12px rgba(0, 102, 204, 0.3),
        0 2px 4px rgba(0, 102, 204, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transform: translateY(-1px);
}

.material-checkboxes {
    display: flex;
    gap: 1.5rem;
    margin-top: 0.75rem;
}

/* 操作按钮 */
.export-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.export-send-btn,
.export-download-btn {
    flex: 1;
    padding: 1.1rem 1.8rem;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.export-send-btn {
    background: linear-gradient(135deg, #f5f7fa 0%, #e8ecf1 100%);
    color: var(--text-color);
    box-shadow: 
        0 2px 8px rgba(0, 0, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.export-send-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.5s ease;
}

.export-send-btn:hover::before {
    left: 100%;
}

.export-send-btn:hover {
    background: linear-gradient(135deg, #e8ecf1 0%, #dde2e8 100%);
    transform: translateY(-3px);
    box-shadow: 
        0 6px 20px rgba(0, 0, 0, 0.12),
        0 2px 6px rgba(0, 0, 0, 0.08);
}

.export-download-btn {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    box-shadow: 
        0 4px 12px rgba(0, 102, 204, 0.3),
        0 2px 4px rgba(0, 102, 204, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    position: relative;
}

.export-download-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

.export-download-btn:hover::before {
    left: 100%;
}

.export-download-btn:hover {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 
        0 8px 25px rgba(0, 102, 204, 0.4),
        0 4px 10px rgba(0, 102, 204, 0.3);
}

/* 模型详情弹窗响应式设计 */
@media (max-width: 1024px) {
    .model-detail-container {
        flex-direction: column;
    }

    .model-detail-preview {
        flex: 0 0 auto;
        max-height: 400px;
    }

    .model-detail-info {
        flex: 1;
        max-height: calc(90vh - 400px);
    }
}

@media (max-width: 768px) {
    .model-detail-modal-content {
        width: 98%;
        max-height: 95vh;
    }

    .model-detail-close {
        top: 15px;
        right: 15px;
        width: 35px;
        height: 35px;
        font-size: 2rem;
    }

    .model-detail-preview {
        padding: 1.5rem;
    }

    .model-preview-viewer {
        min-height: 300px;
    }

    .model-3d-preview {
        max-height: 300px;
    }

    .model-detail-info {
        padding: 1.5rem;
    }

    .model-info-title {
        font-size: 1.3rem;
    }

    .export-actions {
        flex-direction: column;
    }

    .export-send-btn,
    .export-download-btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .model-detail-modal {
        padding: 10px;
    }

    .model-detail-modal-content {
        width: 100%;
        max-height: 98vh;
        border-radius: 15px;
    }

    .model-detail-preview {
        padding: 1rem;
    }

    .model-preview-header {
        margin-bottom: 1rem;
    }

    .model-preview-viewer {
        min-height: 250px;
    }

    .model-3d-preview {
        max-height: 250px;
    }

    .model-detail-info {
        padding: 1rem;
    }

    .model-info-title {
        font-size: 1.2rem;
    }

    .model-section-title {
        font-size: 1.1rem;
    }

    .format-buttons,
    .resolution-buttons {
        gap: 0.4rem;
    }

    .format-btn,
    .resolution-btn {
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
    }
}

/* ============================================
   NEWS PAGE STYLES - 资讯页面样式
   ============================================ */

/* 资讯页面容器 */
.news-page {
    padding: 2rem 0 4rem;
    background: #ffffff;
    min-height: 80vh;
}

/* 图文模块 */
.news-featured {
    margin-bottom: 2.5rem;
}

.news-featured-header {
    display: flex;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.news-featured-heading {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.news-featured-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #0f172a;
    margin: 0;
}

.news-featured-subtitle {
    font-size: 0.95rem;
    color: #64748b;
    margin: 0;
}

.news-tabs {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-top: 0.25rem;
}
.news-tab1 {
    border-radius: 12px;
}

.news-tab2 {
    border-radius: 24px;
}
.news-tab {
    padding: 0.45rem 1.25rem;
    border: 1px solid #cbd5f5;
    background: #ffffff;
    color: #1e3a8a;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.news-tab:hover {
    border-color: #2563eb;
    color: #2563eb;
}

.news-tab.active {
    background: #2563eb;
    border-color: #2563eb;
    color: #ffffff;
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.25);
}

.news-featured-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
}

.news-featured-card {
    background: #ffffff;
    border-radius: 10px;
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.news-featured-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 32px rgba(15, 23, 42, 0.12);
}

.news-featured-link {
    display: flex;
    flex-direction: column;
    height: 100%;
    text-decoration: none;
}

.news-featured-image {
    position: relative;
    padding-top: 56.25%;
    background: #e2e8f0;
    overflow: hidden;
}

.news-featured-image img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.news-featured-card-title {
    font-size: 1rem;
    font-weight: 600;
    color: #1e293b;
    line-height: 1.6;
    padding: 1rem 1rem 0.5rem;
    margin: 0;
}

.news-featured-date {
    font-size: 0.85rem;
    color: #94a3b8;
    padding: 0 1rem 1.25rem;
}

/* 顶部品牌标识 */
.news-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 2rem;
    padding-left: 1rem;
}

.news-brand-bar {
    width: 4px;
    height: 24px;
    background: #2563eb;
    border-radius: 2px;
}

.news-brand-text {
    font-size: 1.25rem;
    font-weight: 700;
    color: #2563eb;
    letter-spacing: 0.5px;
}

/* 主要内容区域 */
.news-main-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

/* 左侧大横幅 */
.news-banner {
    background: linear-gradient(180deg, #2563eb 0%, #1d4ed8 100%);
    border-radius: 8px;
    padding: 3rem 2.5rem;
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.news-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
}

.news-banner-content {
    position: relative;
    z-index: 1;
    text-align: center;
    width: 100%;
}

.news-banner-title {
    font-size: 2rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 2rem;
    line-height: 1.4;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.news-banner-dots {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
}

.news-banner-dots .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.news-banner-dots .dot.active {
    background: #ffffff;
    transform: scale(1.2);
}

.news-banner-dots .dot:hover {
    background: rgba(255, 255, 255, 0.8);
}

/* 右侧新闻列表 */
.news-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.news-list-tabs {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    padding-bottom: 0.75rem;
    margin-bottom: 0.5rem;
    border-bottom: 1px solid #e5e7eb;
}

.news-item {
    padding: 1rem 0;
    border-bottom: 1px solid #e5e7eb;
}

.news-item:last-child {
    border-bottom: none;
}

.news-link {
    display: block;
    color: #1f2937;
    font-size: 0.95rem;
    line-height: 1.6;
    text-decoration: none;
    transition: color 0.2s ease;
}

.news-link:hover {
    color: #2563eb;
}

/* 底部三栏内容 */
.news-columns {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.news-column {
    background: #ffffff;
}

.news-column-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid #2563eb;
}

.news-column-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.news-column-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid #f3f4f6;
}

.news-column-item:last-child {
    border-bottom: none;
}

.news-column-icon {
    display: inline-block;
    width: 6px;
    height: 6px;
    background: #2563eb;
    flex-shrink: 0;
    margin-top: 0.5rem;
}

.news-column-link {
    flex: 1;
    color: #374151;
    font-size: 0.9rem;
    line-height: 1.6;
    text-decoration: none;
    transition: color 0.2s ease;
}

.news-column-link:hover {
    color: #2563eb;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .news-main-content {
        grid-template-columns: 1fr;
    }

    .news-featured-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .news-banner {
        min-height: 250px;
        padding: 2rem 1.5rem;
    }

    .news-banner-title {
        font-size: 1.5rem;
    }

    .news-columns {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .news-page {
        padding: 1.5rem 0 3rem;
    }

    .news-featured-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .news-tabs {
        width: 100%;
    }

    .news-brand {
        margin-bottom: 1.5rem;
        padding-left: 0.5rem;
    }

    .news-brand-text {
        font-size: 1.1rem;
    }

    .news-banner {
        min-height: 200px;
        padding: 1.5rem 1rem;
    }

    .news-banner-title {
        font-size: 1.25rem;
        margin-bottom: 1.5rem;
    }

    .news-main-content {
        gap: 1.5rem;
        margin-bottom: 2rem;
    }

    .news-item {
        padding: 0.75rem 0;
    }

    .news-link {
        font-size: 0.9rem;
    }

    .news-columns {
        gap: 1.5rem;
    }

    .news-featured-grid {
        grid-template-columns: 1fr;
    }

    .news-featured-title {
        font-size: 1.3rem;
    }

    .news-featured-subtitle {
        font-size: 0.9rem;
    }

    .news-column-title {
        font-size: 1.1rem;
    }

    .news-column-link {
        font-size: 0.85rem;
    }
}

/* ============================================
   SOFTWARE VERSIONS PAGE STYLES - 历史版本页面样式
   ============================================ */

/* 历史版本页面容器 */
.versions-page {
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 2rem 0 4rem;
    color: #ffffff;
}

.versions-page .container {
    max-width: 1536px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* 返回按钮 */
.versions-back-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    font-size: 0.95rem;
    margin-bottom: 2rem;
    transition: all 0.2s ease;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.1);
}

.versions-back-btn:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.2);
}

.versions-back-btn i {
    font-size: 0.9rem;
}

/* 软件信息头部 */
.versions-header {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.versions-icon {
    flex-shrink: 0;
}

.versions-icon-inner {
    width: 64px;
    height: 64px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.versions-icon-inner i {
    font-size: 2rem;
    color: #ffffff;
}

.versions-header-content {
    flex: 1;
}

.versions-title {
    font-size: 2rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 0.5rem;
    line-height: 1.2;
}

.versions-platform {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 1.5rem;
}

/* 下载按钮 */
.versions-download-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: #ffffff;
    color: #667eea;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.versions-download-btn:hover {
    background: #f8f9fa;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.versions-download-btn i {
    font-size: 0.85rem;
}

/* 版本列表 */
.versions-list {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.version-item {
    border-bottom: 1px solid rgba(102, 126, 234, 0.1);
    transition: background 0.2s ease;
}

.version-item:last-child {
    border-bottom: none;
}

.version-item-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    cursor: pointer;
    transition: background 0.2s ease;
}

.version-item:hover .version-item-header {
    background: rgba(102, 126, 234, 0.05);
}

.version-item-content {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.version-number {
    font-size: 1rem;
    color: #667eea;
    font-weight: 600;
}

.version-badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 4px;
    font-size: 0.75rem;
    color: #ffffff;
    font-weight: 600;
}

.version-arrow {
    color: #667eea;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.version-item:hover .version-arrow {
    color: #764ba2;
}

.version-item.expanded .version-arrow {
    color: #764ba2;
}

/* 版本详情区域 */
.version-item-details {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.version-item.expanded .version-item-details {
    max-height: 1000px;
}

.version-description {
    padding: 0 1.5rem 1.5rem 1.5rem;
    color: #374151;
    font-size: 0.9rem;
    line-height: 1.6;
}

.version-description p {
    margin-bottom: 0.75rem;
}

.version-description strong {
    color: #667eea;
    font-weight: 600;
}

.version-description ul {
    margin: 0.75rem 0;
    padding-left: 1.5rem;
    list-style-type: disc;
}

.version-description li {
    margin-bottom: 0.5rem;
    color: #4b5563;
}

.version-download-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(102, 126, 234, 0.15);
}

.version-download-link {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #ffffff;
    text-decoration: none;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.2s ease;
    border: none;
    box-shadow: 0 2px 4px rgba(102, 126, 234, 0.3);
}

.version-download-link:hover {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(102, 126, 234, 0.4);
}

/* 版本历史链接样式（在software.html中） */
.version-history-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: #667eea;
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.2s ease;
    margin-left: auto;
    white-space: nowrap;
}

.version-history-link:hover {
    color: #764ba2;
}

.version-history-link i {
    font-size: 0.8rem;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .versions-page .container {
        padding: 0 1rem;
    }

    .versions-header {
        flex-direction: column;
        gap: 1rem;
    }

    .versions-icon-inner {
        width: 56px;
        height: 56px;
    }

    .versions-icon-inner i {
        font-size: 1.75rem;
    }

    .versions-title {
        font-size: 1.5rem;
    }

    .versions-platform {
        font-size: 0.9rem;
    }

    .versions-download-btn {
        width: 100%;
        justify-content: center;
    }

    .version-item-header {
        padding: 0.875rem 1rem;
    }

    .version-number {
        font-size: 0.95rem;
    }

    .version-description {
        padding: 0 1rem 1rem 1rem;
        font-size: 0.85rem;
    }

    .version-description ul {
        padding-left: 1.25rem;
    }

    .version-download-links {
        flex-direction: column;
    }

    .version-download-link {
        width: 100%;
        text-align: center;
    }

    .download-meta {
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-start;
    }

    .version-history-link {
        margin-left: 0;
        margin-top: 0.5rem;
    }
}