/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

:root {
    /* 赛博朋克配色方案 */
    --primary-color: #a855f7;
    --secondary-color: #ec4899;
    --accent-color: #f0abfc;
    --neon-purple: #c084fc;
    --neon-pink: #f472b6;
    --cyber-blue: #06b6d4;
    
    /* 深色背景系统 */
    --dark-bg: #0a0e27;
    --dark-bg-secondary: #0f1729;
    --dark-bg-tertiary: #1a1f3a;
    --deep-navy: #0d1321;
    --charcoal: #1c1c28;
    
    /* 文字颜色 */
    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    /* 边框和分割线 */
    --border-color: rgba(148, 163, 184, 0.1);
    --border-glow: rgba(168, 85, 247, 0.3);
    
    /* 渐变 */
    --gradient-cyber: linear-gradient(135deg, #a855f7 0%, #ec4899 100%);
    --gradient-neon: linear-gradient(135deg, #c084fc 0%, #f472b6 100%);
    --gradient-dark: linear-gradient(180deg, #0a0e27 0%, #1a1f3a 100%);
    
    /* 发光效果 */
    --glow-purple: 0 0 20px rgba(168, 85, 247, 0.5);
    --glow-pink: 0 0 20px rgba(236, 72, 153, 0.5);
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.7);
    
    /* 玻璃态效果 */
    --glass-bg: rgba(26, 31, 58, 0.7);
    --glass-border: rgba(168, 85, 247, 0.2);
}

body {
    font-family: 'Inter', 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--dark-bg);
    position: relative;
}

/* 全局噪点纹理 */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.03;
    z-index: -1;
    background-image: url('data:image/svg+xml;utf8,<svg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"><filter id="noiseFilter"><feTurbulence type="fractalNoise" baseFrequency="3.5" numOctaves="4" stitchTiles="stitch"/></filter><rect width="100%" height="100%" filter="url(%23noiseFilter)"/></svg>');
    pointer-events: none;
}

/* 加载动画 */
.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--dark-bg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s, visibility 0.5s;
}

.page-loader.hidden {
    opacity: 0;
    visibility: hidden;
}

/* 加载动画容器 */
.loader-container {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
}

.loader-content {
    text-align: center;
}

.cyber-loader {
    width: 120px;
    height: 120px;
    position: relative;
    margin: 0 auto;
}

.loader-ring {
    position: absolute;
    border: 3px solid transparent;
    border-radius: 50%;
    animation: spin linear infinite;
}

.loader-ring:nth-child(1) {
    width: 120px;
    height: 120px;
    border-top-color: var(--primary-color);
    border-right-color: var(--primary-color);
    animation-duration: 1.5s;
    box-shadow: 0 0 30px rgba(168, 85, 247, 0.6);
}

.loader-ring:nth-child(2) {
    width: 90px;
    height: 90px;
    top: 15px;
    left: 15px;
    border-bottom-color: var(--secondary-color);
    border-left-color: var(--secondary-color);
    animation-duration: 1.2s;
    animation-direction: reverse;
    box-shadow: 0 0 25px rgba(236, 72, 153, 0.6);
}

.loader-ring:nth-child(3) {
    width: 60px;
    height: 60px;
    top: 30px;
    left: 30px;
    border-top-color: var(--accent-color);
    border-bottom-color: var(--accent-color);
    animation-duration: 0.8s;
    box-shadow: 0 0 20px rgba(240, 171, 252, 0.6);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 加载文字样式 */
.loader-text {
    text-align: center;
    color: var(--text-primary);
}

.company-name {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient-cyber);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
    text-shadow: 0 0 20px rgba(168, 85, 247, 0.5);
}

.loading-dots {
    display: block;
    font-size: 1.1rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.dots {
    animation: dots 1.5s infinite;
}

@keyframes dots {
    0%, 20% { opacity: 0; }
    50% { opacity: 1; }
    80%, 100% { opacity: 0; }
}

/* 移动端加载动画调整 */
@media (max-width: 768px) {
    .cyber-loader {
        width: 80px;
        height: 80px;
    }
    
    .loader-ring:nth-child(1) {
        width: 80px;
        height: 80px;
    }
    
    .loader-ring:nth-child(2) {
        width: 60px;
        height: 60px;
        top: 10px;
        left: 10px;
    }
    
    .loader-ring:nth-child(3) {
        width: 40px;
        height: 40px;
        top: 20px;
        left: 20px;
    }
    
    .company-name {
        font-size: 1.5rem;
    }
    
    .loading-dots {
        font-size: 1rem;
    }
}

.loader-text {
    color: var(--text-primary);
    font-size: 1.2rem;
    font-weight: 600;
    font-family: 'Poppins', sans-serif;
    background: var(--gradient-cyber);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: pulse 1.5s ease-in-out infinite;
}

.loader-progress {
    width: 200px;
    height: 3px;
    background: var(--dark-bg-tertiary);
    margin-top: 1rem;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.5);
}

.loader-progress-bar {
    height: 100%;
    background: var(--gradient-cyber);
    width: 0;
    animation: loadProgress 2s ease-in-out;
    box-shadow: 0 0 10px rgba(168, 85, 247, 0.8);
}

@keyframes loadProgress {
    0% { width: 0; }
    100% { width: 100%; }
}

/* 滚动进度条 */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: var(--gradient-cyber);
    z-index: 10000;
    transform-origin: left;
    transform: scaleX(0);
    transition: transform 0.1s ease-out;
    box-shadow: 0 0 10px rgba(168, 85, 247, 0.8);
}

.scroll-progress::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 20px;
    height: 100%;
    background: linear-gradient(90deg, transparent, var(--neon-pink));
    box-shadow: 0 0 20px rgba(236, 72, 153, 1);
}

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

/* 导航栏 - 玻璃态效果 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(180%);
    z-index: 100;
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
    transition: all 0.3s ease;
}

.navbar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--neon-purple), transparent);
    opacity: 0.5;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 800;
    font-family: 'Poppins', 'Monument Extended', sans-serif;
    letter-spacing: -0.5px;
}

.logo span {
    background: var(--gradient-cyber);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 8px rgba(168, 85, 247, 0.6));
}

.logo i {
    font-size: 1.8rem;
    background: var(--gradient-cyber);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 8px rgba(168, 85, 247, 0.6));
}

.logo-icon {
    height: 40px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 0 8px rgba(6, 182, 212, 0.3));
}

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

.nav-menu a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
    letter-spacing: 0.3px;
}

.nav-menu a:not(.cta-btn):hover,
.nav-menu a.active {
    color: var(--neon-purple);
    text-shadow: 0 0 10px rgba(168, 85, 247, 0.5);
}

.nav-menu a:not(.cta-btn)::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-cyber);
    box-shadow: var(--glow-purple);
    transition: width 0.3s ease;
}

.nav-menu a:not(.cta-btn):hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.cta-btn {
    background: var(--gradient-cyber);
    color: white !important;
    padding: 0.6rem 1.5rem;
    border-radius: 25px;
    transition: all 0.3s ease;
    border: 1px solid var(--border-glow);
    box-shadow: var(--glow-purple);
    position: relative;
    overflow: hidden;
}

.cta-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

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

.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(168, 85, 247, 0.6), 0 10px 25px rgba(0, 0, 0, 0.5);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--neon-purple);
    box-shadow: 0 0 10px rgba(168, 85, 247, 0.5);
    transition: all 0.3s ease;
}

.hamburger:hover span {
    background: var(--neon-pink);
    box-shadow: 0 0 15px rgba(236, 72, 153, 0.6);
}

/* 主横幅 - 赛博朋克风格 */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(ellipse at top, #1a1f3a 0%, #0a0e27 50%, #000000 100%);
    overflow: hidden;
}

/* 数据流动画背景 */
.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(90deg, transparent 0%, rgba(168, 85, 247, 0.03) 50%, transparent 100%),
        repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(168, 85, 247, 0.03) 2px, rgba(168, 85, 247, 0.03) 4px);
    animation: dataFlow 20s linear infinite;
    pointer-events: none;
    z-index: 1;
}

@keyframes dataFlow {
    0% { transform: translateY(0); }
    100% { transform: translateY(100px); }
}

/* 视频背景 */
.hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    z-index: 1;
    object-fit: cover;
    opacity: 0.85;
}

/* 视频音频控制按钮 */
.video-sound-toggle {
    position: absolute;
    bottom: 40px;
    right: 40px;
    z-index: 10;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(10, 14, 39, 0.8);
    backdrop-filter: blur(10px);
    border: 2px solid var(--neon-purple);
    color: var(--neon-purple);
    font-size: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 0 20px rgba(168, 85, 247, 0.3);
}

.video-sound-toggle:hover {
    background: rgba(168, 85, 247, 0.2);
    border-color: var(--neon-pink);
    color: var(--neon-pink);
    box-shadow: 0 0 30px rgba(168, 85, 247, 0.6);
    transform: scale(1.1);
}

.video-sound-toggle:active {
    transform: scale(0.95);
}

.video-sound-toggle i {
    transition: all 0.3s ease;
}

/* 粒子画布 */
.particle-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-gradient-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        to bottom,
        rgba(0, 0, 0, 0.3) 0%,
        rgba(10, 14, 39, 0.6) 50%,
        rgba(10, 14, 39, 0.85) 100%
    );
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: white;
    max-width: 900px;
    padding: 0 20px;
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 900;
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease;
    line-height: 1.1;
    font-family: 'Poppins', 'Monument Extended', sans-serif;
    letter-spacing: -0.03em;
}

/* 发光文字效果 - 赛博朋克霓虹 */
.glow-text {
    text-shadow: 
        0 0 10px rgba(168, 85, 247, 1),
        0 0 20px rgba(168, 85, 247, 0.8),
        0 0 30px rgba(168, 85, 247, 0.6),
        0 0 40px rgba(168, 85, 247, 0.4),
        0 0 80px rgba(236, 72, 153, 0.3);
    animation: textGlow 3s ease-in-out infinite alternate;
}

@keyframes textGlow {
    from {
        text-shadow: 
            0 0 10px rgba(168, 85, 247, 1),
            0 0 20px rgba(168, 85, 247, 0.8),
            0 0 30px rgba(168, 85, 247, 0.6),
            0 0 80px rgba(236, 72, 153, 0.3);
    }
    to {
        text-shadow: 
            0 0 20px rgba(168, 85, 247, 1),
            0 0 30px rgba(168, 85, 247, 1),
            0 0 40px rgba(168, 85, 247, 0.8),
            0 0 60px rgba(168, 85, 247, 0.6),
            0 0 100px rgba(236, 72, 153, 0.5),
            0 0 120px rgba(236, 72, 153, 0.3);
    }
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 3rem;
    color: var(--text-secondary);
    font-weight: 400;
    letter-spacing: 0.02em;
    line-height: 1.8;
}

.fade-in-up {
    animation: fadeInUp 1s ease 0.3s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    margin-bottom: 4rem;
}

/* 发光按钮 - 强化霓虹感 */
.btn-glow {
    position: relative;
    padding: 1.3rem 3rem;
    background: var(--gradient-cyber);
    color: white;
    border: 2px solid var(--neon-purple);
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 700;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: all 0.4s ease;
    box-shadow: 
        0 0 30px rgba(168, 85, 247, 0.6),
        0 0 60px rgba(168, 85, 247, 0.3),
        0 10px 40px rgba(0, 0, 0, 0.5),
        inset 0 0 20px rgba(168, 85, 247, 0.2);
    animation: pulseGlow 2.5s infinite;
    overflow: hidden;
}

.btn-glow::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.1), transparent);
    transform: rotate(45deg);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

@keyframes pulseGlow {
    0%, 100% {
        box-shadow: 
            0 0 30px rgba(168, 85, 247, 0.6),
            0 0 60px rgba(168, 85, 247, 0.3),
            0 10px 40px rgba(0, 0, 0, 0.5),
            inset 0 0 20px rgba(168, 85, 247, 0.2);
    }
    50% {
        box-shadow: 
            0 0 40px rgba(168, 85, 247, 0.9),
            0 0 80px rgba(168, 85, 247, 0.5),
            0 10px 45px rgba(0, 0, 0, 0.6),
            inset 0 0 25px rgba(168, 85, 247, 0.3);
    }
}

.btn-glow:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 
        0 0 50px rgba(168, 85, 247, 1),
        0 0 80px rgba(236, 72, 153, 0.6),
        0 20px 50px rgba(0, 0, 0, 0.6),
        inset 0 0 30px rgba(168, 85, 247, 0.3);
    border-color: var(--neon-pink);
}

.btn-glow i {
    transition: transform 0.3s ease;
}

.btn-glow:hover i {
    transform: translateY(3px);
}

.btn {
    padding: 1rem 2.5rem;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(255, 255, 255, 0.3);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: var(--primary-color);
    transform: translateY(-3px);
}

.btn-outline {
    background: transparent;
    color: var(--neon-purple);
    border: 2px solid var(--neon-purple);
    position: relative;
    overflow: hidden;
    box-shadow: 0 0 15px rgba(168, 85, 247, 0.2);
}

.btn-outline::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-cyber);
    transition: left 0.4s;
    z-index: -1;
}

.btn-outline:hover::before {
    left: 0;
}

.btn-outline:hover {
    color: white;
    border-color: var(--neon-pink);
    box-shadow: 
        0 0 30px rgba(168, 85, 247, 0.5),
        0 10px 30px rgba(0, 0, 0, 0.4);
}

.btn-large {
    padding: 1.2rem 3rem;
    font-size: 1.1rem;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 4rem;
    animation: fadeInUp 1s ease 0.6s both;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    cursor: pointer;
}

.scroll-indicator.pulse {
    animation: pulse 2s ease-in-out infinite;
}

.scroll-indicator i {
    font-size: 2rem;
    color: white;
    opacity: 0.8;
}

@keyframes pulse {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
        opacity: 0.8;
    }
    50% {
        transform: translateX(-50%) translateY(10px);
        opacity: 1;
    }
}

/* 通用区块样式 */
section {
    padding: 5rem 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-color);
    margin-bottom: 3rem;
    opacity: 0.8;
}

/* 服务亮点 */
.highlights {
    background: white;
}

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

.highlight-card {
    text-align: center;
    padding: 2rem;
    border-radius: 15px;
    transition: all 0.3s ease;
    background: var(--light-color);
}

.highlight-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.highlight-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

.highlight-card:nth-child(2) .highlight-icon {
    background: var(--gradient-2);
}

.highlight-card:nth-child(3) .highlight-icon {
    background: var(--gradient-3);
}

.highlight-card:nth-child(4) .highlight-icon {
    background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
}

.highlight-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

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

/* 精选作品 */
.featured-works {
    background: var(--light-color);
}

.works-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.work-item {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.work-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.work-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/3;
}

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

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

.work-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(102, 126, 234, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.work-info {
    text-align: center;
    color: white;
    padding: 2rem;
}

.work-info h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.work-info p {
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

.btn-view {
    display: inline-block;
    padding: 0.6rem 1.5rem;
    background: white;
    color: var(--primary-color);
    text-decoration: none;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-view:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(255, 255, 255, 0.3);
}

.work-tag {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(255, 255, 255, 0.95);
    color: var(--primary-color);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    z-index: 2;
}

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

/* 合作品牌 */
.partners {
    background: white;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 2rem;
    align-items: center;
}

.partner-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    transition: all 0.3s ease;
}

.partner-logo:hover {
    transform: scale(1.1);
}

.logo-placeholder {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-color);
    opacity: 0.6;
    transition: opacity 0.3s ease;
}

.partner-logo:hover .logo-placeholder {
    opacity: 1;
}

/* 客户评价 */
.testimonials {
    background: var(--light-color);
}

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

.testimonial-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

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

.testimonial-content {
    margin-bottom: 1.5rem;
}

.testimonial-content i {
    font-size: 2rem;
    color: var(--primary-color);
    opacity: 0.3;
    margin-bottom: 1rem;
}

.testimonial-content p {
    line-height: 1.8;
    font-style: italic;
    color: var(--text-color);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-info h4 {
    color: var(--dark-color);
    margin-bottom: 0.3rem;
}

.author-info p {
    font-size: 0.9rem;
    color: var(--text-color);
    opacity: 0.7;
}

/* CTA区域 */
.cta-section {
    background: var(--gradient-1);
    color: white;
    text-align: center;
    padding: 5rem 0;
    position: relative;
    z-index: 10;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-section p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

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

.cta-section .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(255, 255, 255, 0.3);
}

/* 页脚 */
.footer {
    background: var(--deep-navy);
    color: white;
    padding: 3rem 0 1rem;
    border-top: 1px solid var(--border-glow);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--neon-purple), transparent);
    opacity: 0.5;
}

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

.footer-col h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.footer-col h4 {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.footer-col p {
    line-height: 1.8;
    opacity: 0.8;
    margin-bottom: 1rem;
}

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

.footer-col ul li {
    margin-bottom: 0.8rem;
}

.footer-col ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-col ul li a:hover {
    color: var(--neon-purple);
    padding-left: 5px;
    text-shadow: 0 0 10px rgba(168, 85, 247, 0.5);
}

.footer-col ul li i {
    margin-right: 8px;
    color: var(--primary-color);
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.7;
}


/* 作品案例页面视频背景 */
.portfolio-hero {
    padding: 12rem 0 6rem;
    min-height: 60vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.portfolio-hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.portfolio-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        rgba(10, 14, 39, 0.7) 0%,
        rgba(10, 14, 39, 0.85) 100%
    );
    z-index: 1;
}

.portfolio-hero .container {
    position: relative;
    z-index: 2;
}

/* 页面标题背景网格 */
.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(168, 85, 247, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(168, 85, 247, 0.05) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.5;
}

/* 顶部装饰线 */
.page-header::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--neon-purple), transparent);
    opacity: 0.8;
}

.page-header .container {
    position: relative;
    z-index: 1;
}

.page-header h1:not(.glow-text) {
    font-size: 3rem;
    font-weight: 900;
    font-family: 'Poppins', sans-serif;
    margin-bottom: 1rem;
    background: var(--gradient-cyber);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 40px rgba(168, 85, 247, 0.3);
}

/* 作品案例页面标题发光效果 */
.page-header h1.glow-text,
.portfolio-hero h1.glow-text {
    font-size: 4.5rem !important;
    font-weight: 900 !important;
    margin-bottom: 1.5rem !important;
    animation: fadeInUp 1s ease !important;
    line-height: 1.1 !important;
    font-family: 'Poppins', 'Monument Extended', sans-serif !important;
    letter-spacing: -0.03em !important;
    background: linear-gradient(135deg, #a855f7, #ec4899, #f0abfc) !important;
    -webkit-background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
    background-clip: text !important;
    text-shadow: 
        0 0 20px rgba(168, 85, 247, 0.5),
        0 0 40px rgba(236, 72, 153, 0.3),
        0 0 60px rgba(240, 171, 252, 0.2) !important;
    animation: glow-pulse 2s ease-in-out infinite alternate !important;
    color: transparent !important;
}

/* 确保作品案例页面标题样式正确应用 */
.portfolio-hero .container h1.glow-text {
    font-size: 4.5rem !important;
    font-weight: 900 !important;
    margin-bottom: 1.5rem !important;
    animation: fadeInUp 1s ease !important;
    line-height: 1.1 !important;
    font-family: 'Poppins', 'Monument Extended', sans-serif !important;
    letter-spacing: -0.03em !important;
    background: linear-gradient(135deg, #a855f7, #ec4899, #f0abfc) !important;
    -webkit-background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
    background-clip: text !important;
    text-shadow: 
        0 0 20px rgba(168, 85, 247, 0.5),
        0 0 40px rgba(236, 72, 153, 0.3),
        0 0 60px rgba(240, 171, 252, 0.2) !important;
    animation: glow-pulse 2s ease-in-out infinite alternate !important;
    color: transparent !important;
}

.page-header p {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

/* 服务页面 */
.service-section {
    padding: 5rem 0;
}

.service-section.alt-bg {
    background: var(--light-color);
}

.service-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 4rem;
}

.service-content.reverse {
    direction: rtl;
}

.service-content.reverse > * {
    direction: ltr;
}

.service-badge {
    display: inline-block;
    background: var(--gradient-1);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.service-text h2 {
    font-size: 2.2rem;
    color: var(--dark-color);
    margin-bottom: 2rem;
    line-height: 1.3;
}

.pain-points, .solutions {
    margin-bottom: 2rem;
}

.pain-points h3, .solutions h3 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--dark-color);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.pain-points i {
    color: var(--accent-color);
}

.solutions i {
    color: #10b981;
}

.pain-points ul, .solutions ul {
    list-style: none;
    padding-left: 0;
}

.pain-points li, .solutions li {
    padding: 0.8rem 0 0.8rem 2rem;
    position: relative;
    line-height: 1.6;
}

.pain-points li::before {
    content: '•';
    position: absolute;
    left: 0.5rem;
    color: var(--accent-color);
    font-size: 1.5rem;
}

.solutions li::before {
    content: '✓';
    position: absolute;
    left: 0.5rem;
    color: #10b981;
    font-weight: bold;
}

.service-features {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin: 2rem 0;
}

.feature-tag {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.media-showcase {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    aspect-ratio: 3/4;
}

.media-showcase img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.media-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(99, 102, 241, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    cursor: pointer;
}

.media-showcase:hover .media-overlay {
    opacity: 1;
}

.media-overlay i {
    font-size: 4rem;
    color: white;
}

.service-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 1.5rem;
}

.stat-box {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    text-align: center;
}

.stat-num {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-color);
}

.case-preview {
    padding: 3rem;
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow);
}

.case-preview h4 {
    font-size: 1.5rem;
    color: var(--dark-color);
    margin-bottom: 2rem;
    text-align: center;
}

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

.case-item {
    text-align: center;
    transition: transform 0.3s ease;
}

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

.case-item img {
    width: 100%;
    border-radius: 10px;
    margin-bottom: 1rem;
    box-shadow: var(--shadow);
}

.case-item h5 {
    font-size: 1.1rem;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.case-item p {
    color: var(--text-color);
    font-size: 0.9rem;
}

/* 定价方案 */
.pricing-section {
    background: var(--light-color);
    padding: 5rem 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: white;
    border-radius: 15px;
    padding: 2.5rem;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
    border: 3px solid var(--primary-color);
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-10px);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-1);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.85rem;
}

.pricing-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid var(--border-color);
}

.pricing-header h3 {
    font-size: 1.5rem;
    color: var(--dark-color);
    margin-bottom: 1.5rem;
}

.price {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0.3rem;
}

.currency {
    font-size: 1.5rem;
    color: var(--text-color);
    margin-top: 0.5rem;
}

.amount {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-color);
}

.period {
    font-size: 1rem;
    color: var(--text-color);
    align-self: flex-end;
    margin-bottom: 0.8rem;
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
}

.pricing-features li {
    padding: 0.8rem 0;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: var(--text-color);
}

.pricing-features i {
    color: #10b981;
    font-size: 1.2rem;
}

.pricing-card .btn {
    width: 100%;
    text-align: center;
}

/* 大屏幕：确保4列布局 */
@media (min-width: 1400px) {
    .portfolio-grid {
        grid-template-columns: repeat(4, 1fr) !important;
        gap: 3rem; /* 大屏幕上增加更多间距 */
    }
}

/* 平板响应式 */
@media (max-width: 1024px) and (min-width: 769px) {
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

/* 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(--glass-bg);
        backdrop-filter: blur(20px);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.5);
        padding: 2rem 0;
        border-top: 1px solid var(--glass-border);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    /* 移动端简化发光效果，提升性能 */
    .glow-text {
        animation: none;
        text-shadow: 
            0 0 10px rgba(168, 85, 247, 0.6),
            0 0 20px rgba(168, 85, 247, 0.4);
    }
    
    .btn-glow {
        animation: none;
    }
    
    .choose-icon::before {
        animation: none;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .hero-stats {
        flex-direction: column;
        gap: 2rem;
    }

    .section-title {
        font-size: 2rem;
    }
    
    .works-grid {
        grid-template-columns: 1fr;
    }
    
    .page-header {
        padding: 6rem 0 3rem;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
    
    .page-header p {
        font-size: 1rem;
    }
    
    .service-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .service-content.reverse {
        direction: ltr;
    }
    
    .service-text h2 {
        font-size: 1.8rem;
    }

    .case-list {
        grid-template-columns: 1fr;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: scale(1);
    }

    .portfolio-grid {
        grid-template-columns: 1fr !important;
    }

    .portfolio-card {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .filter-btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }

    .filter-count {
        padding: 0.15rem 0.5rem;
        font-size: 0.8rem;
    }

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

    .filter-btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }

    .step-item {
        padding-left: 80px;
    }

    .step-number {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }

    .step-item::before {
        left: 29px;
    }

    .tech-grid {
        grid-template-columns: 1fr;
    }

    .comparison-table {
        overflow-x: auto;
    }

    .faq-grid {
        grid-template-columns: 1fr;
    }

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

    .about-stats {
        grid-template-columns: 1fr;
    }

    .vision-grid {
        grid-template-columns: 1fr;
    }

    .team-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }

    .timeline::before {
        left: 20px;
    }

    .timeline-item {
        justify-content: flex-end !important;
    }

    .timeline-dot {
        left: 20px;
        transform: none;
    }

    .timeline-content {
        width: calc(100% - 60px);
        margin-left: auto;
    }

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

    .form-wrapper {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

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

    .comparison-header,
    .comparison-row {
        font-size: 0.9rem;
    }

    .workflow-summary {
        grid-template-columns: 1fr;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-title.glow-text {
        font-size: 2.2rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .btn-glow {
        padding: 1rem 2rem;
        font-size: 1rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .service-card {
        aspect-ratio: 9 / 16;
    }

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

    .showcase-row {
        grid-template-columns: 1fr;
    }

    .showcase-item.large,
    .showcase-item.medium {
        height: 400px;
    }

    .showcase-info h3 {
        font-size: 1.5rem;
    }

    .showcase-stats {
        flex-wrap: wrap;
        gap: 1rem;
    }
}

/* 作品集页面 */
.portfolio-filters {
    background: rgba(10, 14, 39, 0.8);
    backdrop-filter: blur(10px);
    padding: 2rem 0;
    position: relative;
    z-index: 10;
    border-bottom: 1px solid rgba(168, 85, 247, 0.2);
}

.filter-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.filter-btn {
    position: relative;
    padding: 0.8rem 2rem;
    border: 1px solid rgba(168, 85, 247, 0.3);
    background: rgba(255, 255, 255, 0.05);
    color: white;
    border-radius: 30px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    backdrop-filter: blur(10px);
}

.filter-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-cyber);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
    border-radius: 30px;
}

.filter-btn:hover::before {
    opacity: 0.3;
}

.filter-btn:hover {
    border-color: transparent;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(99, 102, 241, 0.3);
}

.filter-btn.active {
    background: var(--gradient-cyber);
    border-color: var(--neon-purple);
    color: white;
    box-shadow: 
        0 0 20px rgba(168, 85, 247, 0.4),
        0 5px 15px rgba(0, 0, 0, 0.3);
}

.filter-btn.active::before {
    opacity: 1;
}

.filter-count {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.2rem 0.6rem;
    border-radius: 12px;
    font-size: 0.85rem;
}

.filter-btn:not(.active) .filter-count {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
}

.filter-btn:hover:not(.active) .filter-count {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.portfolio-gallery {
    padding: 4rem 0;
    background: transparent;
    position: relative;
    z-index: 10;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

.portfolio-item {
    opacity: 1;
    transform: scale(1);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.portfolio-item.filtering {
    opacity: 0;
    transform: scale(0.8);
    pointer-events: none;
}

.portfolio-item.hidden {
    display: none;
}

/* 作品卡片 */
.portfolio-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.portfolio-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 20px 50px rgba(99, 102, 241, 0.25);
}

.portfolio-thumbnail {
    position: relative;
    width: 100%;
    aspect-ratio: 16/10;
    overflow: hidden;
    background: #f0f0f0;
}

.thumbnail-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.6s ease;
}

.video-preview {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
    background: rgba(0, 0, 0, 0.6);
}

.video-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.7);
}

.portfolio-card:hover .video-preview {
    opacity: 1;
}

.portfolio-card:hover .thumbnail-img {
    transform: scale(1.1);
}

.play-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 70px;
    height: 70px;
    background: rgba(139, 92, 246, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.8rem;
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 2;
}

.portfolio-card:hover .play-icon {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.1);
}

.play-icon i {
    margin-left: 4px;
}

.portfolio-content {
    padding: 1.8rem;
}

.portfolio-tag {
    display: inline-block;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.portfolio-content h3 {
    font-size: 1.3rem;
    color: var(--dark-color);
    margin-bottom: 0.8rem;
    line-height: 1.4;
}

.portfolio-desc {
    color: var(--text-color);
    line-height: 1.6;
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.portfolio-stats {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    color: var(--text-color);
}

.portfolio-stats span {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.portfolio-stats i {
    color: var(--primary-color);
}

.btn-view-detail {
    width: 100%;
    padding: 0.8rem;
    background: var(--gradient-1);
    color: white;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-view-detail:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(99, 102, 241, 0.4);
}

.portfolio-image {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
    aspect-ratio: 16/9;
    background: #000;
}

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

.portfolio-item:hover .portfolio-image img,
.portfolio-item:hover .portfolio-image video {
    transform: scale(1.05);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0.3) 0%, rgba(99,102,241,0.95) 100%);
    display: flex;
    align-items: flex-end;
    opacity: 0;
    transition: opacity 0.3s ease;
    padding: 2rem;
}

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

.portfolio-info {
    color: white;
    width: 100%;
    /* 玻璃材质效果 */
    background: rgba(26, 31, 58, 0.4);
    backdrop-filter: blur(12px) saturate(180%);
    -webkit-backdrop-filter: blur(12px) saturate(180%);
    border: 1px solid rgba(168, 85, 247, 0.2);
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    padding: 1rem;
    border-radius: 0 0 15px 15px;
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.portfolio-category {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.85rem;
    margin-bottom: 0.8rem;
}

.portfolio-info h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    /* 玻璃材质上的文字增强 */
    text-shadow: 
        0 2px 8px rgba(0, 0, 0, 0.5),
        0 0 20px rgba(168, 85, 247, 0.3);
    position: relative;
    z-index: 1;
}

.portfolio-info p {
    font-size: 0.95rem;
    opacity: 0.9;
    margin-bottom: 1rem;
}

.portfolio-meta {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.portfolio-meta span {
    display: flex;
        align-items: center;
    gap: 0.4rem;
}

.btn-detail {
    background: white;
    color: var(--primary-color);
    border: none;
    padding: 0.6rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-detail:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 255, 255, 0.3);
    }
    
    .portfolio-stats {
    background: white;
    padding: 4rem 0;
}

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

.stat-card {
    text-align: center;
    padding: 2rem;
}

.stat-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.stat-card .stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.stat-card .stat-label {
    font-size: 1rem;
    color: var(--text-color);
}

/* 工作流程页面 */
.workflow-steps {
    padding: 5rem 0;
    background: white;
}

.steps-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto 4rem;
}

.step-item {
    position: relative;
    padding: 2rem 0 2rem 120px;
    margin-bottom: 3rem;
}

.step-item::before {
    content: '';
    position: absolute;
    left: 49px;
    top: 80px;
    bottom: -50px;
    width: 2px;
    background: linear-gradient(to bottom, var(--primary-color), var(--secondary-color));
}

.step-item:last-child::before {
    display: none;
}

.step-number {
    position: absolute;
    left: 0;
    top: 2rem;
    width: 100px;
    height: 100px;
    background: var(--gradient-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    color: white;
    z-index: 2;
}

.step-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.step-content h3 {
    font-size: 1.8rem;
    color: var(--dark-color);
    margin-bottom: 1rem;
}

.step-content > p {
    color: var(--text-color);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.step-details {
    list-style: none;
    margin-bottom: 1.5rem;
}

.step-details li {
    padding: 0.5rem 0 0.5rem 2rem;
    position: relative;
    color: var(--text-color);
}

.step-details li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #10b981;
    font-weight: bold;
}

.step-time {
    display: inline-block;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 600;
}

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

.summary-card {
    text-align: center;
    padding: 2rem;
    background: var(--light-color);
    border-radius: 15px;
    transition: all 0.3s ease;
}

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

.summary-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.summary-card h4 {
    font-size: 1.3rem;
    color: var(--dark-color);
    margin-bottom: 0.8rem;
}

.summary-card p {
    color: var(--text-color);
}

/* 技术展示 */
.tech-showcase {
    padding: 5rem 0;
    background: var(--light-color);
}

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

.tech-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.tech-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.tech-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-1);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.tech-icon i {
    font-size: 2.5rem;
    color: white;
}

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

.tech-card p {
    color: var(--text-color);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.tech-features {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tech-features span {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.85rem;
}

/* 对比表格 */
.comparison-section {
    padding: 5rem 0;
    background: white;
}

.comparison-table {
    max-width: 900px;
    margin: 0 auto;
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.comparison-header {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    background: var(--light-color);
    padding: 2rem;
    text-align: center;
}

.comparison-header h3 {
    margin-top: 0.5rem;
    color: var(--dark-color);
}

.comparison-header i {
    font-size: 2rem;
    color: var(--primary-color);
}

.badge-new {
    display: inline-block;
    background: var(--gradient-1);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.75rem;
    margin-top: 0.5rem;
}

.comparison-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    border-bottom: 1px solid var(--border-color);
    padding: 1.5rem 2rem;
    text-align: center;
}

.comparison-label {
    text-align: left;
    font-weight: 600;
    color: var(--dark-color);
}

.comparison-value {
    color: var(--text-color);
}

.comparison-value.highlight {
    color: var(--primary-color);
    font-weight: 700;
}

/* FAQ */
.faq-section {
    padding: 5rem 0;
    background: var(--light-color);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 2rem;
}

.faq-item {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
}

.faq-question {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.faq-question i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.faq-question h4 {
    font-size: 1.1rem;
    color: var(--dark-color);
}

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

/* 关于我们页面 */
.about-intro {
    padding: 5rem 0;
    background: white;
}

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

.about-text h2 {
    font-size: 2.5rem;
    color: var(--dark-color);
    margin-bottom: 2rem;
}

.intro-para {
    color: var(--text-color);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.about-stat-item {
    text-align: center;
}

.about-stat-item .stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.about-stat-item .stat-label {
    color: var(--text-color);
}

.about-image img {
    width: 100%;
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
}

/* 愿景使命 */
.vision-mission {
    padding: 5rem 0;
    background: var(--light-color);
}

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

.vision-card {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: all 0.3s ease;
}

.vision-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.vision-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.vision-icon i {
    font-size: 2rem;
    color: white;
}

.vision-card h3 {
    font-size: 1.5rem;
    color: var(--dark-color);
    margin-bottom: 1rem;
}

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

/* 团队展示 */
.team-section {
    padding: 5rem 0;
    background: white;
}

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

.team-card {
    background: var(--light-color);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.team-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.team-photo {
    width: 100%;
    aspect-ratio: 1/1;
    overflow: hidden;
}

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

.team-card:hover .team-photo img {
    transform: scale(1.1);
}

.team-info {
    padding: 2rem;
    text-align: center;
}

.team-info h3 {
    font-size: 1.3rem;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.team-position {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

.team-bio {
    color: var(--text-color);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* 发展历程 */
.timeline-section {
    padding: 5rem 0;
    background: var(--light-color);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 3rem auto 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gradient-1);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    justify-content: flex-start;
}

.timeline-item:nth-child(even) {
    justify-content: flex-end;
}

.timeline-dot {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 20px;
    background: white;
    border: 4px solid var(--primary-color);
    border-radius: 50%;
    z-index: 2;
}

.timeline-content {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    width: 45%;
}

.timeline-year {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.timeline-content h3 {
    font-size: 1.3rem;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.timeline-content p {
    color: var(--text-color);
    line-height: 1.6;
}

/* 联系我们页面 - 统一背景 + 闪电特效 */
.contact-page-section {
    padding: 8rem 0 5rem;
    background: var(--dark-bg-secondary);
    position: relative;
    z-index: 10;
    margin-top: 80px;
    overflow: hidden;
}

/* 闪电背景容器 */
.lightning-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

.lightning-canvas {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0.6;
}

.contact-page-header {
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
    z-index: 2;
}

.contact-page-header h1 {
    font-size: 3rem;
    font-weight: 900;
    font-family: 'Poppins', sans-serif;
    margin-bottom: 1rem;
    background: var(--gradient-cyber);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 40px rgba(168, 85, 247, 0.3);
}

.contact-page-header p {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    position: relative;
    z-index: 2;
}

.info-card {
    text-align: center;
    padding: 2.5rem 2rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    background: rgba(255, 255, 255, 0.15);
}

.info-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: all 0.3s ease;
}

.info-card:hover .info-icon {
    transform: scale(1.1);
}

.info-icon i {
    font-size: 2rem;
    color: white;
}

.info-card h3 {
    font-size: 1.3rem;
    color: white;
    margin-bottom: 1rem;
    font-weight: 600;
}

.info-main {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.info-sub {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
}

/* 移动端响应式设计 */
@media (max-width: 1200px) {
    .contact-info-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .contact-page-section {
        padding: 6rem 0 4rem;
        margin-top: 70px;
    }
    
    .contact-page-header h1 {
        font-size: 2rem;
    }
    
    .contact-page-header p {
        font-size: 1rem;
    }
    
    .contact-info-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .info-card {
        padding: 2rem 1.5rem;
    }
}

/* 联系表单 */
.contact-form-section {
    padding: 5rem 0;
    background: var(--light-color);
}

.form-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
}

.form-info h2 {
    font-size: 2rem;
    color: var(--dark-color);
    margin-bottom: 1rem;
}

.form-info > p {
    color: var(--text-color);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.form-benefits {
    margin-bottom: 2rem;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.benefit-item i {
    color: #10b981;
    font-size: 1.2rem;
}

.contact-mini-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 2rem;
}

.mini-stat {
    text-align: center;
    padding: 1rem;
    background: white;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.mini-stat-number {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.3rem;
}

.mini-stat-label {
    font-size: 0.85rem;
    color: var(--text-color);
}

.contact-form {
    background: white;
    padding: 3rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--dark-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.3s ease;
}

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

.form-group textarea {
    resize: vertical;
}

.checkbox-group {
    margin: 2rem 0;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    cursor: pointer;
    color: var(--text-color);
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    cursor: pointer;
}

.btn-submit {
    width: 100%;
    padding: 1rem;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    cursor: pointer;
    border: none;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(99, 102, 241, 0.3);
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* 合作伙伴徽标循环 */
.core-services .partners-loop {
    width: 100vw;
    position: relative;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
    margin-top: 0;
    margin-bottom: -6rem;
    padding: 2rem 0 0 0;
}

/* 核心服务展示 */
.core-services {
    padding: 6rem 0;
    background: var(--dark-bg-secondary);
    position: relative;
}

/* 几何装饰元素 */
.core-services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--neon-purple), transparent);
    opacity: 0.3;
}

.core-services .section-title {
    color: white;
    font-size: 3rem;
    font-weight: 900;
    font-family: 'Poppins', sans-serif;
    background: var(--gradient-cyber);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.core-services .section-subtitle {
    color: var(--text-secondary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

@media (max-width: 1200px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.service-card {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    aspect-ratio: 9 / 16;
    cursor: pointer;
    transition: all 0.5s ease;
    border: 1px solid var(--border-color);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-cyber);
    opacity: 0;
    transition: opacity 0.5s ease;
    z-index: 1;
}

.service-card:hover {
    transform: translateY(-15px);
    border-color: var(--neon-purple);
    box-shadow: 
        0 0 40px rgba(168, 85, 247, 0.4),
        0 20px 60px rgba(0, 0, 0, 0.6);
}

.service-card:hover::before {
    opacity: 0.1;
}

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

.service-video-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 0.5s ease;
}

.service-card:hover .service-video-bg img {
    transform: scale(1.1);
}

.service-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0,0,0,0.3) 0%, rgba(0,0,0,0.8) 100%);
    transition: background 0.3s ease;
}

.service-card:hover .service-overlay {
    background: linear-gradient(to bottom, rgba(99,102,241,0.4) 0%, rgba(139,92,246,0.9) 100%);
}

.service-content {
    position: relative;
    z-index: 2;
    height: 100%;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    color: white;
}

.service-icon {
    width: 70px;
    height: 70px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 2rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    position: relative;
}

.service-icon::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 15px;
    padding: 2px;
    background: var(--gradient-neon);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.3s;
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 
        0 0 40px rgba(168, 85, 247, 0.6),
        inset 0 0 30px rgba(168, 85, 247, 0.3);
    border-color: var(--neon-pink);
}

.service-card:hover .service-icon::before {
    opacity: 1;
}

.service-content h3 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.service-content h4 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--neon-purple);
    font-weight: 600;
    letter-spacing: 0.5px;
    line-height: 1.4;
}

.service-content p {
    font-size: 0.95rem;
    opacity: 0.85;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.service-link {
    color: white;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.service-link:hover {
    gap: 1rem;
}

/* 为何选择我们 */
.why-choose-us {
    padding: 6rem 0;
    background: var(--dark-bg);
    position: relative;
    overflow: hidden;
}

/* 漂浮logo容器 */
.floating-logos {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

/* 漂浮logo样式 */
.floating-logo {
    position: absolute;
    width: 80px;
    height: 80px;
    object-fit: contain;
    opacity: 0.3; /* 增加基础透明度，让彩色logo更明显 */
    filter: none; /* 保持彩色显示 */
    transition: all 0.3s ease;
}

/* 鼠标悬停效果 */
.floating-logo:hover {
    opacity: 0.8; /* 悬停时更明显 */
    filter: none; /* 保持彩色显示 */
    transform: scale(1.2);
}

/* 为每个logo分配不同的位置和动画 */
.floating-logo:nth-child(1) {
    top: 10%;
    left: 5%;
    animation: float1 20s ease-in-out infinite;
}

.floating-logo:nth-child(2) {
    top: 20%;
    right: 10%;
    animation: float2 18s ease-in-out infinite;
}

.floating-logo:nth-child(3) {
    top: 60%;
    left: 8%;
    animation: float3 22s ease-in-out infinite;
}

.floating-logo:nth-child(4) {
    top: 40%;
    right: 15%;
    animation: float1 25s ease-in-out infinite;
}

.floating-logo:nth-child(5) {
    top: 70%;
    right: 5%;
    animation: float2 19s ease-in-out infinite;
}

.floating-logo:nth-child(6) {
    top: 15%;
    left: 25%;
    animation: float3 21s ease-in-out infinite;
}

.floating-logo:nth-child(7) {
    top: 50%;
    left: 15%;
    animation: float1 23s ease-in-out infinite;
}

.floating-logo:nth-child(8) {
    top: 30%;
    right: 30%;
    animation: float2 20s ease-in-out infinite;
}

.floating-logo:nth-child(9) {
    top: 80%;
    left: 20%;
    animation: float3 24s ease-in-out infinite;
}

.floating-logo:nth-child(10) {
    top: 25%;
    left: 50%;
    animation: float1 22s ease-in-out infinite;
}

.floating-logo:nth-child(11) {
    top: 65%;
    right: 25%;
    animation: float2 26s ease-in-out infinite;
}

.floating-logo:nth-child(12) {
    top: 45%;
    left: 35%;
    animation: float3 19s ease-in-out infinite;
}

.floating-logo:nth-child(13) {
    top: 55%;
    right: 40%;
    animation: float1 21s ease-in-out infinite;
}

.floating-logo:nth-child(14) {
    top: 75%;
    left: 45%;
    animation: float2 23s ease-in-out infinite;
}

.floating-logo:nth-child(15) {
    top: 35%;
    right: 20%;
    animation: float3 20s ease-in-out infinite;
}

/* 漂浮动画 */
@keyframes float1 {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(30px, -20px) rotate(5deg);
    }
    50% {
        transform: translate(-20px, -40px) rotate(-5deg);
    }
    75% {
        transform: translate(20px, -20px) rotate(3deg);
    }
}

@keyframes float2 {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(-30px, 20px) rotate(-7deg);
    }
    66% {
        transform: translate(25px, -30px) rotate(7deg);
    }
}

@keyframes float3 {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    20% {
        transform: translate(20px, 30px) rotate(4deg);
    }
    40% {
        transform: translate(-25px, -20px) rotate(-4deg);
    }
    60% {
        transform: translate(30px, -25px) rotate(6deg);
    }
    80% {
        transform: translate(-15px, 20px) rotate(-3deg);
    }
}

/* 移动端隐藏漂浮logo */
@media (max-width: 768px) {
    .floating-logos {
        display: none;
    }
}

/* 动态几何背景 */
.why-choose-us::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.1) 0%, transparent 70%);
    animation: rotate360 20s linear infinite;
}

@keyframes rotate360 {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.why-choose-us .section-title {
    color: white;
    font-size: 3rem;
    font-weight: 900;
    font-family: 'Poppins', sans-serif;
    background: var(--gradient-cyber);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    z-index: 1;
}

.choose-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
    position: relative;
    z-index: 1;
}

.choose-card {
    position: relative;
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 3rem 2rem;
    text-align: center;
    color: white;
    transition: all 0.5s ease;
    z-index: 1;
}

.choose-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 20px;
    padding: 1px;
    background: var(--gradient-cyber);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.5s;
}

.choose-card:hover {
    transform: translateY(-15px);
    background: rgba(26, 31, 58, 0.9);
    box-shadow: 
        0 0 40px rgba(168, 85, 247, 0.4),
        0 20px 60px rgba(0, 0, 0, 0.5);
}

.choose-card:hover::before {
    opacity: 1;
}

.choose-icon-wrapper {
    margin-bottom: 2rem;
}

.choose-icon {
    width: 100px;
    height: 100px;
    background: var(--gradient-cyber);
    border-radius: 50%;
    border: 3px solid var(--neon-purple);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    transition: all 0.5s ease;
    position: relative;
    box-shadow: 
        0 0 30px rgba(168, 85, 247, 0.5),
        inset 0 0 30px rgba(168, 85, 247, 0.2);
}

.choose-icon::before {
    content: '';
    position: absolute;
    width: 120%;
    height: 120%;
    border-radius: 50%;
    border: 2px solid var(--neon-purple);
    animation: ripple 2s ease-out infinite;
}

@keyframes ripple {
    0% {
        transform: scale(0.8);
        opacity: 1;
    }
    100% {
        transform: scale(1.3);
        opacity: 0;
    }
}

.choose-card:hover .choose-icon {
    transform: rotateY(360deg);
    border-color: var(--neon-pink);
    box-shadow: 
        0 0 50px rgba(236, 72, 153, 0.8),
        inset 0 0 40px rgba(168, 85, 247, 0.3);
}

.choose-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.choose-card p {
    font-size: 1.05rem;
    line-height: 1.8;
    opacity: 0.95;
    margin-bottom: 1.5rem;
}

.choose-number {
    font-size: 3rem;
    font-weight: 800;
    opacity: 0.3;
    position: absolute;
    top: 20px;
    right: 20px;
}

/* 精选作品展示 */
.featured-works {
    padding: 6rem 0;
    background: var(--dark-bg-secondary);
    position: relative;
}

/* 数据网格背景 */
.featured-works::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(168, 85, 247, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(168, 85, 247, 0.05) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.5;
    pointer-events: none;
}

.featured-works .section-title {
    color: white;
    font-size: 3rem;
    font-weight: 900;
    font-family: 'Poppins', sans-serif;
    background: var(--gradient-cyber);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    z-index: 1;
}

.featured-works .section-subtitle {
    color: white;
}

.featured-showcase {
    margin-top: 3rem;
}

.showcase-item {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    margin-bottom: 2rem;
    cursor: pointer;
    border: 1px solid var(--border-color);
    background: var(--dark-bg-tertiary);
    transition: all 0.5s ease;
}

.showcase-item:hover {
    border-color: var(--neon-purple);
    box-shadow: 
        0 0 40px rgba(168, 85, 247, 0.3),
        0 20px 60px rgba(0, 0, 0, 0.5);
}

.showcase-item.large {
    height: 500px;
}

.showcase-item.medium {
    height: 400px;
}

.showcase-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.showcase-video {
    position: relative;
    width: 100%;
    height: 100%;
}

.showcase-video img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.showcase-item:hover .showcase-video img {
    transform: scale(1.05);
}

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

.showcase-item:hover .video-play-overlay {
    opacity: 1;
}

.play-button {
    width: 80px;
    height: 80px;
    background: var(--gradient-cyber);
    border: 3px solid var(--neon-purple);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    transition: all 0.3s ease;
    box-shadow: 
        0 0 30px rgba(168, 85, 247, 0.6),
        inset 0 0 20px rgba(168, 85, 247, 0.2);
}

.showcase-item:hover .play-button {
    transform: scale(1.2);
    border-color: var(--neon-pink);
    box-shadow: 
        0 0 50px rgba(236, 72, 153, 0.8),
        inset 0 0 30px rgba(168, 85, 247, 0.3);
}

.showcase-gradient {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 60%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, transparent 100%);
}

.showcase-info {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 2.5rem;
    color: white;
    z-index: 2;
}

.showcase-tag {
    display: inline-block;
    background: var(--gradient-cyber);
    padding: 0.5rem 1.2rem;
    border-radius: 20px;
    border: 1px solid var(--neon-purple);
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 0 15px rgba(168, 85, 247, 0.4);
}

.showcase-info h3 {
    font-size: 2rem;
    margin-bottom: 0.8rem;
    line-height: 1.3;
}

.showcase-item.medium .showcase-info h3 {
    font-size: 1.5rem;
}

.showcase-info p {
    font-size: 1.05rem;
    opacity: 0.9;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.showcase-stats {
    display: flex;
    gap: 2rem;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

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

.btn-outline-white {
    background: transparent;
    color: white;
    border: 2px solid var(--neon-purple);
    padding: 0.8rem 2rem;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 700;
    display: inline-block;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 0 15px rgba(168, 85, 247, 0.3);
    position: relative;
    overflow: hidden;
}

.btn-outline-white::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-cyber);
    transition: left 0.4s;
    z-index: -1;
}

.btn-outline-white:hover::before {
    left: 0;
}

.btn-outline-white:hover {
    color: white;
    border-color: var(--neon-pink);
    transform: translateY(-3px);
    box-shadow: 
        0 0 30px rgba(168, 85, 247, 0.6),
        0 10px 30px rgba(0, 0, 0, 0.4);
}

.btn-outline-white.btn-sm {
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
}

/* ===== 视频展示网格 ===== */
.video-showcase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.video-showcase-item {
    background: var(--dark-bg-tertiary);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: all 0.5s ease;
}

.video-showcase-item:hover {
    transform: translateY(-10px);
    border-color: var(--neon-purple);
    box-shadow: 
        0 0 40px rgba(168, 85, 247, 0.3),
        0 20px 60px rgba(0, 0, 0, 0.5);
}

/* 视频容器 - 16:9 比例 */
.video-wrapper {
    position: relative;
    width: 100%;
    background: #000;
    overflow: hidden;
}

.video-wrapper.ratio-16-9 {
    padding-top: 56.25%; /* 16:9 = 9/16 = 0.5625 */
}

.video-wrapper.ratio-custom {
    padding-top: 56.25%; /* 默认16:9，等待实际视频上传后可调整 */
}

.showcase-video-player {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain; /* 保持视频原始比例，不裁剪 */
    background: #000;
}

/* 自定义视频控制条样式 */
.showcase-video-player::-webkit-media-controls-panel {
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent);
}

.showcase-video-player::-webkit-media-controls-play-button,
.showcase-video-player::-webkit-media-controls-current-time-display,
.showcase-video-player::-webkit-media-controls-time-remaining-display {
    color: var(--neon-purple);
}

/* 视频信息区 */
.video-showcase-info {
    padding: 1.5rem;
    background: var(--dark-bg-tertiary);
    display: flex;
    gap: 1.2rem;
    align-items: flex-start;
}

/* 竖向标签 */
.showcase-tag.vertical-tag {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    padding: 0.8rem 0.5rem;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    flex-shrink: 0;
    height: auto;
    min-height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.info-content {
    flex: 1;
}

.video-showcase-info h3 {
    font-size: 1.3rem;
    margin: 0 0 0.8rem;
    color: white;
    font-weight: 700;
    line-height: 1.4;
}

.video-showcase-info .showcase-stats {
    display: flex;
    gap: 1.2rem;
    flex-wrap: wrap;
    font-size: 0.85rem;
    color: var(--neon-purple);
}

.video-showcase-info .showcase-stats span {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.video-showcase-info .showcase-stats i {
    font-size: 0.95rem;
}

/* ===== 全宽特色视频展示 ===== */
.video-showcase-featured {
    margin-top: 3rem;
    background: var(--dark-bg-tertiary);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: all 0.5s ease;
}

.video-showcase-featured:hover {
    border-color: var(--neon-purple);
    box-shadow: 
        0 0 50px rgba(168, 85, 247, 0.4),
        0 30px 80px rgba(0, 0, 0, 0.6);
}

.featured-video-wrapper {
    position: relative;
    width: 100%;
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.featured-video-player {
    width: 100%;
    height: auto;
    display: block;
    object-fit: contain; /* 保持视频原始比例，完整显示 */
    background: #000;
}

.featured-video-info {
    padding: 2rem;
    background: linear-gradient(135deg, var(--dark-bg-tertiary) 0%, var(--dark-bg-secondary) 100%);
    position: relative;
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.featured-video-info::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(
        to right,
        transparent,
        var(--neon-purple) 20%,
        var(--neon-purple) 80%,
        transparent
    );
}

.featured-info-content {
    position: relative;
    z-index: 1;
    flex: 1;
}

.showcase-tag.featured-tag {
    min-height: 100px;
    padding: 1rem 0.6rem;
    font-size: 0.8rem;
}

.featured-video-info h3 {
    font-size: 1.5rem;
    margin: 0 0 1rem;
    color: white;
    font-weight: 700;
    line-height: 1.3;
}

.featured-stats {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.featured-stat-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.95rem;
    font-weight: 500;
}

.featured-stat-item i {
    font-size: 1.2rem;
    color: var(--neon-purple);
}

/* ===== 移动端响应式设计 ===== */
@media (max-width: 768px) {
    /* 视频音频控制按钮 - 移动端优化 */
    .video-sound-toggle {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
        font-size: 20px;
    }
    
    /* Hero区域移动端优化 */
    .hero {
        height: 80vh;
    }
    
    .hero-video {
        opacity: 0.7;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    /* 视频展示网格移动端优化 */
    .video-showcase-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .video-showcase-info {
        padding: 1rem;
        flex-direction: column;
        gap: 0.8rem;
    }
    
    .showcase-tag.vertical-tag {
        writing-mode: horizontal-tb;
        padding: 0.4rem 0.8rem;
        min-height: auto;
        width: fit-content;
    }
    
    .video-showcase-info h3 {
        font-size: 1.1rem;
    }
    
    .video-showcase-info .showcase-stats {
        gap: 0.8rem;
        font-size: 0.8rem;
    }
    
    /* 全宽特色视频移动端优化 */
    .video-showcase-featured {
        margin-top: 2rem;
    }
    
    .featured-video-info {
        padding: 1.5rem;
        flex-direction: column;
        gap: 1rem;
    }
    
    .featured-video-player {
        width: 100%;
        height: auto;
    }
    
    .showcase-tag.featured-tag {
        writing-mode: horizontal-tb;
        padding: 0.5rem 1rem;
        min-height: auto;
        width: fit-content;
    }
    
    .featured-video-info h3 {
        font-size: 1.2rem;
    }
    
    .featured-stats {
        gap: 1rem;
    }
    
    .featured-stat-item {
        font-size: 0.85rem;
    }
    
    .featured-stat-item i {
        font-size: 1rem;
    }
}

/* ===== 作品案例页面（Portfolio）专属样式 ===== */
.portfolio-gallery {
    width: 100%;
    padding: 0;
}

.portfolio-gallery .container {
    max-width: 100%;
    padding: 0;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2.5rem; /* 增加间距让作品更突出 */
    margin: 0;
    padding: 0;
}

.portfolio-item {
    background: var(--dark-bg-tertiary);
    border-radius: 15px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    display: flex;
        flex-direction: column;
}

.portfolio-item:hover {
    transform: translateY(-5px);
    border-color: var(--neon-purple);
    box-shadow: 0 0 20px rgba(168, 85, 247, 0.3);
}

/* 统一处理portfolio-card */
.portfolio-card {
    display: flex !important;
    flex-direction: column;
    height: 100%;
}

/* 作品视频容器 - 16:9比例 */
.portfolio-thumbnail,
.portfolio-image {
    position: relative;
    width: 100%;
    background: #000;
    flex-shrink: 0;
}

/* 确保图片容器保持16:9 */
.portfolio-thumbnail::before,
.portfolio-image::before {
    content: '';
    display: block;
    padding-top: 56.25%; /* 16:9 */
}

.portfolio-thumbnail img,
.portfolio-image > img:first-child,
.thumbnail-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* 防止portfolio-image内的子元素撑大容器 */
.portfolio-image > * {
    position: relative;
}

.portfolio-image > img {
    position: absolute !important;
}

/* 只显示标题，隐藏其他信息 */
.portfolio-content,
.portfolio-info {
    padding: 0.8rem 1rem;
    text-align: center;
    /* 玻璃材质效果 */
    background: rgba(26, 31, 58, 0.4);
    backdrop-filter: blur(12px) saturate(180%);
    -webkit-backdrop-filter: blur(12px) saturate(180%);
    border: 1px solid rgba(168, 85, 247, 0.2);
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

/* 玻璃材质的光泽效果 */
.portfolio-info::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.1),
        transparent
    );
    transition: left 0.5s ease;
}

.portfolio-item:hover .portfolio-info::before {
    left: 100%;
}

.portfolio-content .portfolio-tag,
.portfolio-content .portfolio-desc,
.portfolio-content .portfolio-stats,
.portfolio-content .btn-view-detail,
.portfolio-info .portfolio-category,
.portfolio-info p,
.portfolio-info .portfolio-meta,
.portfolio-info .btn-detail,
.portfolio-overlay,
.play-icon,
.video-preview,
.portfolio-card {
    display: none !important;
}

/* 处理portfolio-overlay和portfolio-info */
.portfolio-overlay {
    position: static !important;
    display: flex !important;
    flex-direction: column;
    background: transparent !important;
    padding: 0 !important;
    opacity: 1 !important;
    transform: none !important;
}

.portfolio-image {
    display: flex !important;
    flex-direction: column;
}

.portfolio-info {
    position: static !important;
    /* 玻璃材质效果 */
    background: rgba(26, 31, 58, 0.4) !important;
    backdrop-filter: blur(12px) saturate(180%) !important;
    -webkit-backdrop-filter: blur(12px) saturate(180%) !important;
    padding: 0.8rem 1rem !important;
    display: block !important;
    transform: none !important;
    opacity: 1 !important;
    border: 1px solid rgba(168, 85, 247, 0.2) !important;
    border-top: 1px solid rgba(255, 255, 255, 0.15) !important;
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1) !important;
}

.portfolio-content h3,
.portfolio-info h3 {
    font-size: 1rem;
    margin: 0;
    color: white;
    font-weight: 600;
    line-height: 1.4;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block !important;
    /* 玻璃材质上的文字增强 */
    text-shadow: 
        0 2px 8px rgba(0, 0, 0, 0.5),
        0 0 20px rgba(168, 85, 247, 0.3);
    position: relative;
    z-index: 1;
}

/* 移动端：2列布局 */
@media (max-width: 768px) {
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.8rem;
    }
    
    .portfolio-content h3,
    .portfolio-info h3 {
        font-size: 0.85rem;
    }
}

/* 作品分类区块 */
.container-full {
    width: 100%;
    max-width: 100%;
    padding: 0;
}

.portfolio-category-section {
    margin-top: 4rem;
    margin-bottom: 4rem;
    padding: 0 2rem;
}

.portfolio-category-section:first-child {
    margin-top: 0;
}

.portfolio-category-section:last-child {
    margin-bottom: 6rem; /* 增加最后一个分类区块到页脚的间距 */
}

.category-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid rgba(168, 85, 247, 0.2);
}

.category-icon {
    width: 60px;
    height: 60px;
    background: rgba(168, 85, 247, 0.1);
    border: 2px solid rgba(168, 85, 247, 0.3);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--neon-purple);
    transition: all 0.3s ease;
}

.category-header:hover .category-icon {
    background: rgba(168, 85, 247, 0.2);
    border-color: rgba(168, 85, 247, 0.5);
    transform: scale(1.05);
}

.category-title {
    font-size: 2rem;
    font-weight: 700;
    color: white;
    margin: 0;
    letter-spacing: 1px;
    background: linear-gradient(135deg, var(--neon-purple), var(--neon-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 移动端分类区块调整 */
@media (max-width: 768px) {
    .portfolio-category-section {
        padding: 0 1rem;
        margin-top: 3rem;
        margin-bottom: 3rem;
    }
    
    .portfolio-category-section:first-child {
        margin-top: 0;
    }
    
    .portfolio-category-section:last-child {
        margin-bottom: 4rem; /* 移动端适当减少间距 */
    }
    
    .category-header {
        gap: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .category-icon {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
    
    .category-title {
        font-size: 1.5rem;
    }
}

/* 挂绳组件 */
.lanyard-component {
    position: fixed;
    right: -20px;
    top: 30%;
    transform: translateY(-50%);
    z-index: 999;
    text-decoration: none;
    color: white;
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.lanyard-component:hover {
    right: 0px;
}

.lanyard-component:hover .lanyard-card {
    transform: rotate(-2deg);
    box-shadow: 
        0 10px 40px rgba(168, 85, 247, 0.4),
        0 0 30px rgba(236, 72, 153, 0.3);
}

/* 挂绳的绳子 */
.lanyard-string {
    position: absolute;
    top: -60px;
    right: 35px;
    width: 3px;
    height: 60px;
    background: linear-gradient(to bottom, 
        rgba(168, 85, 247, 0.3) 0%,
        rgba(168, 85, 247, 0.6) 50%,
        rgba(168, 85, 247, 0.8) 100%
    );
    border-radius: 3px;
    animation: lanyardSwing 3s ease-in-out infinite;
    transform-origin: top center;
}

/* 挂绳的夹子/扣 */
.lanyard-clip {
    position: absolute;
    top: -65px;
    right: 30px;
    width: 12px;
    height: 12px;
    background: linear-gradient(135deg, #a855f7, #ec4899);
    border-radius: 50%;
    box-shadow: 0 0 15px rgba(168, 85, 247, 0.6);
}

.lanyard-clip::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 6px;
    height: 6px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 50%;
}

/* 挂绳的卡片 */
.lanyard-card {
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1rem 1.3rem;
    background: linear-gradient(135deg, 
        rgba(168, 85, 247, 0.1) 0%,
        rgba(236, 72, 153, 0.1) 100%
    );
    border: 2px solid rgba(168, 85, 247, 0.4);
    border-radius: 20px;
    backdrop-filter: blur(20px);
    box-shadow: 
        0 8px 32px rgba(168, 85, 247, 0.3),
        inset 0 0 20px rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
    animation: lanyardFloat 3s ease-in-out infinite;
}

/* 卡片图标 */
.lanyard-icon {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #a855f7, #ec4899);
    border-radius: 12px;
    font-size: 1.3rem;
    box-shadow: 0 4px 15px rgba(168, 85, 247, 0.4);
}

/* 卡片内容 */
.lanyard-content {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.lanyard-title {
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.lanyard-subtitle {
    font-size: 0.75rem;
    opacity: 0.8;
    font-weight: 400;
}

/* 箭头 */
.lanyard-arrow {
    font-size: 1.1rem;
    opacity: 0.8;
    transition: transform 0.3s ease;
}

.lanyard-component:hover .lanyard-arrow {
    transform: translateX(5px);
    opacity: 1;
}

/* 动画 */
@keyframes lanyardSwing {
    0%, 100% {
        transform: rotate(-2deg);
    }
    50% {
        transform: rotate(2deg);
    }
}

@keyframes lanyardFloat {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-5px);
    }
}

@keyframes floatingIconRotate {
    0%, 100% {
        transform: rotate(0deg) scale(1);
    }
    25% {
        transform: rotate(-10deg) scale(1.1);
    }
    75% {
        transform: rotate(10deg) scale(1.1);
    }
}

/* 移动端挂绳调整 */
@media (max-width: 768px) {
    .lanyard-component {
        right: -10px;
        top: 25%;
    }
    
    .lanyard-card {
        padding: 0.8rem 1rem;
        gap: 0.6rem;
    }
    
    .lanyard-icon {
        width: 40px;
        height: 40px;
        font-size: 1.1rem;
    }
    
    .lanyard-title {
        font-size: 0.9rem;
    }
    
    .lanyard-subtitle {
        font-size: 0.7rem;
    }
}

/* 超小屏幕：简化版挂绳 */
@media (max-width: 480px) {
    .lanyard-component {
        right: -5px;
    }
    
    .lanyard-content {
        display: none;
    }
    
    .lanyard-arrow {
        display: none;
    }
    
    .lanyard-card {
        padding: 0.8rem;
        border-radius: 50%;
        width: 55px;
        height: 55px;
        justify-content: center;
    }
    
    .lanyard-icon {
        width: auto;
        height: auto;
        background: transparent;
        box-shadow: none;
        font-size: 1.5rem;
    }
    
    .lanyard-string {
        right: 22px;
    }
    
    .lanyard-clip {
        right: 17px;
    }
}

/* 播放按钮叠加层 */
.play-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 4rem;
    color: white;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    text-shadow: 0 0 20px rgba(0, 0, 0, 0.8);
    z-index: 10;
}

.portfolio-item {
    cursor: pointer;
}

.portfolio-item:hover .play-overlay {
    opacity: 0.9;
}

/* 视频弹窗 */
.video-modal {
    display: none;
    position: fixed;
    z-index: 99999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.3s ease;
}

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

.video-modal-content {
    position: relative;
    width: 90%;
    max-width: 1200px;
    background: #000;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 0 50px rgba(168, 85, 247, 0.5);
    animation: zoomIn 0.3s ease;
}

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

.video-modal-content video {
    width: 100%;
    height: auto;
    display: block;
    max-height: 85vh;
}

.video-modal-close {
    position: absolute;
    top: -45px;
    right: 0;
    color: white;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    z-index: 10;
    transition: color 0.3s ease;
    text-shadow: 0 0 10px rgba(0, 0, 0, 0.8);
}

.video-modal-close:hover {
    color: var(--neon-purple);
}

@media (max-width: 768px) {
    .video-modal-content {
        width: 95%;
    }
    
    .video-modal-close {
        font-size: 35px;
        top: -40px;
    }
    
    .play-overlay {
        font-size: 3rem;
    }
}

/* 3D运动星空背景 */
.starry-background-canvas {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    z-index: 1 !important;
    pointer-events: none !important;
}

/* page-header 区域遮挡星空背景 */
.portfolio-hero-video {
    z-index: 0 !important;
}

.portfolio-hero-overlay {
    z-index: 1 !important;
}

/* 确保内容正常显示 */

.portfolio-filters {
    background: var(--dark-bg);
    position: relative;
    z-index: 10;
}

.portfolio-gallery {
    background: var(--dark-bg);
    position: relative;
    z-index: 10;
}

.footer {
    position: relative;
    z-index: 10;
}


/* 移动端优化 */
@media (max-width: 768px) {
    .starry-background-canvas {
        opacity: 0.8;
    }
}

/* 动态水印系统 */
.video-container-with-watermark {
    position: relative;
    width: 100%;
    height: 100%;
}

.video-container-with-watermark video {
    width: 100%;
    height: auto;
    display: block;
}

.dynamic-watermark {
    position: absolute;
    top: 20px;
    left: 20px;
    pointer-events: none;
    z-index: 9999;
    transition: all 1s ease-in-out;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

.watermark-content {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 16px;
    background: rgba(0, 0, 0, 0.15);
    border-radius: 8px;
    opacity: 0.35; /* 提高透明度，更清晰可见 */
}

.watermark-logo {
    height: 40px;
    width: auto;
    filter: brightness(0) invert(1); /* 转为白色 */
}

.watermark-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    color: white;
    font-size: 11px;
    font-weight: 500;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
    white-space: nowrap;
}

.watermark-time,
.watermark-id {
    font-family: 'Courier New', monospace;
    letter-spacing: 0.5px;
}

/* 防止水印被选中或交互 */
.dynamic-watermark * {
    pointer-events: none;
    user-select: none;
}

/* 移动端水印调整 */
@media (max-width: 768px) {
    .watermark-logo {
        height: 30px;
    }
    
    .watermark-info {
        font-size: 9px;
    }
    
    .watermark-content {
        padding: 6px 12px;
    }
}

/* ==========================================
   服务卡片跳转链接样式
   ========================================== */
.service-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.service-card-link:focus {
    outline: none;
}

/* ==========================================
   关于我们页面新增模块样式
   ========================================== */

/* 技术优势模块 */
.tech-advantages {
    padding: 100px 0;
    background: var(--dark-bg-secondary);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.tech-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.tech-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--glow-purple);
    border-color: var(--primary-color);
}

.tech-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-cyber);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

.tech-card h3 {
    color: var(--text-primary);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.tech-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 服务流程模块 */
.service-process {
    padding: 100px 0;
    background: var(--dark-bg);
}

.process-timeline {
    margin-top: 3rem;
    position: relative;
}

.process-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gradient-cyber);
    transform: translateX(-50%);
}

.process-step {
    display: flex;
    align-items: center;
    margin-bottom: 4rem;
    position: relative;
}

.process-step:nth-child(odd) {
    flex-direction: row;
}

.process-step:nth-child(even) {
    flex-direction: row-reverse;
}

.process-number {
    width: 80px;
    height: 80px;
    background: var(--gradient-cyber);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    color: white;
    position: relative;
    z-index: 2;
    margin: 0 2rem;
}

.process-content {
    flex: 1;
    max-width: 400px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    padding: 2rem;
    backdrop-filter: blur(10px);
}

.process-content h3 {
    color: var(--text-primary);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.process-content p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 合作伙伴模块 */
.partners-section {
    padding: 100px 0;
    background: var(--dark-bg-secondary);
}

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

.partner-category {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    padding: 2rem;
    backdrop-filter: blur(10px);
    text-align: center;
}

.partner-category h3 {
    color: var(--text-primary);
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.partner-logos {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 1rem;
}

.partner-logo {
    height: 50px;
    width: auto;
    filter: none; /* 保持彩色显示 */
    transition: all 0.3s ease;
}

.partner-logo:hover {
    filter: none; /* 保持彩色显示 */
    transform: scale(1.1);
}

/* 办公环境模块 */
.office-gallery {
    padding: 100px 0;
    background: var(--dark-bg);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
}

.gallery-item {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
    transition: all 0.3s ease;
}

.gallery-item.large {
    grid-column: span 2;
    aspect-ratio: 16/9;
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--glow-purple);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    color: white;
    padding: 2rem;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-overlay h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.gallery-overlay p {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .tech-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .process-timeline::before {
        left: 40px;
    }
    
    .process-step {
        flex-direction: row !important;
        padding-left: 100px;
    }
    
    .process-number {
        position: absolute;
        left: 0;
        margin: 0;
    }
    
    .process-content {
        max-width: none;
    }
    
    .partners-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery-item.large {
        grid-column: span 1;
        aspect-ratio: 4/3;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
}