/* 未来科技风格 - Guguzone 全新设计 */

:root {
    /* 主色调 - 深空科技风 */
    --primary-dark: #0a0a0a;
    --secondary-dark: #1a1a1a;
    --accent-blue: #00d4ff;
    --accent-green: #00ff88;
    --accent-purple: #8b5cf6;
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --text-muted: #666666;
    
    /* 渐变 */
    --gradient-primary: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-green) 100%);
    --gradient-secondary: linear-gradient(135deg, var(--accent-purple) 0%, var(--accent-blue) 100%);
    --gradient-dark: linear-gradient(135deg, var(--primary-dark) 0%, var(--secondary-dark) 100%);
    
    /* 阴影 */
    --glow-blue: 0 0 20px rgba(0, 212, 255, 0.5);
    --glow-green: 0 0 20px rgba(0, 255, 136, 0.5);
    --glow-purple: 0 0 20px rgba(139, 92, 246, 0.5);
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

/* 统一字体设置，确保中英文显示一致 */
html[lang="zh-CN"],
html[lang="en-US"] {
    font-family: 'Rajdhani', sans-serif;
}

/* 统一标题样式 - 按照英文宽度设置 */
html[lang="en-US"] .hero-title,
html[lang="zh-CN"] .hero-title {
    font-size: 3rem;
    line-height: 1.3;
    max-width: 600px; /* 按照英文宽度设置，确保中文不会超出 */
    width: 100%;
}

/* 统一描述样式 - 按照英文宽度设置 */
html[lang="en-US"] .hero-description,
html[lang="zh-CN"] .hero-description {
    font-size: 1.2rem;
    line-height: 1.8;
    max-width: 500px; /* 按照英文宽度设置，确保中文不会超出 */
    width: 100%;
}

body {
    font-family: 'Rajdhani', sans-serif;
    background: var(--primary-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* 粒子背景 */
#particles-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: radial-gradient(circle at 20% 80%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(0, 255, 136, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 40% 40%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

/* Logo 样式 */
.logo-container {
    position: fixed;
    top: 30px;
    left: 30px;
    z-index: 1001;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    padding: 12px;
    border-radius: 12px;
    border: 1px solid transparent;
    transition: all 0.3s ease;
    width: 80px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-container:hover {
    background: rgba(0, 212, 255, 0.1);
    border-color: rgba(0, 212, 255, 0.3);
    transform: translateX(5px);
}

.logo-image {
    height: 40px;
    width: auto;
    display: block;
    max-width: 100%;
    object-fit: contain;
}

/* 语言切换按钮 */
.language-toggle {
    position: fixed;
    top: 30px;
    right: 30px;
    z-index: 1001;
    display: flex;
    gap: 10px;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    padding: 8px;
    border-radius: 25px;
    border: 1px solid rgba(0, 212, 255, 0.3);
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.2);
}

.lang-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: 20px;
    cursor: pointer;
    font-family: 'Rajdhani', sans-serif;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.lang-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    transition: left 0.3s ease;
    z-index: -1;
}

.lang-btn:hover {
    color: var(--text-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.4);
}

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

.lang-btn.active {
    background: var(--gradient-primary);
    color: var(--text-primary);
    box-shadow: var(--glow-blue);
}

.lang-btn.active:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 212, 255, 0.6);
}

/* 侧边导航 */
.side-nav {
    position: fixed;
    left: 30px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.nav-progress {
    width: 2px;
    height: 200px;
    background: rgba(255, 255, 255, 0.1);
    position: relative;
    margin-bottom: 20px;
}

.progress-bar {
    position: absolute;
    bottom: 0;
    width: 100%;
    height: 0%;
    background: var(--gradient-primary);
    transition: height 0.3s ease;
    box-shadow: var(--glow-blue);
}

.nav-items {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    text-decoration: none;
    padding: 12px;
    border-radius: 12px;
    transition: all 0.3s ease;
    position: relative;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    border: 1px solid transparent;
    width: 80px;
    min-height: 60px;
}

.nav-item i {
    font-size: 18px;
    transition: all 0.3s ease;
}

.nav-item span {
    font-size: 11px;
    font-weight: 500;
    text-align: center;
    transition: all 0.3s ease;
    opacity: 0.7;
    line-height: 1.2;
    word-wrap: break-word;
    max-width: 100%;
}

.nav-item:hover,
.nav-item.active {
    color: var(--accent-blue);
    background: rgba(0, 212, 255, 0.1);
    border-color: rgba(0, 212, 255, 0.3);
    transform: translateX(5px);
}

.nav-item.active {
    background: rgba(0, 212, 255, 0.2);
    box-shadow: var(--glow-blue);
}

.nav-item.active::before {
    content: '';
    position: absolute;
    left: -15px;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    background: var(--accent-blue);
    border-radius: 50%;
    box-shadow: var(--glow-blue);
    animation: navIndicator 2s ease-in-out infinite;
}

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

.nav-item:hover i,
.nav-item.active i {
    color: var(--accent-blue);
    transform: scale(1.1);
}

.nav-item:hover span,
.nav-item.active span {
    color: var(--accent-blue);
    opacity: 1;
}

.nav-item.active span {
    font-weight: 600;
}

.main-content {
    margin-left: 120px;
    padding: 0;
    min-height: 100vh;
}

.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

/* 统一hero容器宽度 - 按照英文宽度设置 */
.hero-container {
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    align-items: center;
    gap: 60px;
    min-height: 100vh;
}

/* 左侧内容区域固定宽度 - 按照英文宽度设置 */
.hero-content {
    flex: 0 0 600px; /* 固定宽度600px，按照英文内容长度设置 */
    max-width: 600px;
    min-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 25px;
    padding: 8px 20px;
    margin-bottom: 30px;
    position: relative;
    overflow: hidden;
}

.badge-text {
    font-size: 14px;
    font-weight: 600;
    color: var(--accent-blue);
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    z-index: 2;
}

.badge-glow {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    animation: badgeGlow 3s ease-in-out infinite;
}

@keyframes badgeGlow {
    0%, 100% { left: -100%; }
    50% { left: 100%; }
}

.hero-title {
    font-size: 4rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 30px;
    font-family: 'Orbitron', monospace;
    max-width: 600px;
    width: 100%;
}

.title-line {
    display: block;
    opacity: 0;
    animation: titleReveal 1s ease-out forwards;
}

.title-line:nth-child(2) {
    animation-delay: 0.3s;
}

.title-line.highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.hero-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.6;
    max-width: 500px;
}

.hero-actions {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
}

.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    border: none;
    border-radius: 50px;
    font-family: 'Rajdhani', sans-serif;
    font-weight: 600;
    font-size: 16px;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    background: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--text-primary);
    box-shadow: var(--glow-blue);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.6);
}

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

.btn-secondary:hover {
    background: rgba(0, 212, 255, 0.1);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.4);
}

/* 右侧视觉区域固定宽度 */
.hero-visual {
    flex: 1;
    height: 700px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 700px; /* 确保右侧有足够空间 */
}

.floating-cards {
    position: relative;
    width: 100%;
    height: 100%;
}

.card-3d {
    position: absolute;
    width: 220px;
    height: 280px;
    perspective: 1000px;
    cursor: pointer;
    /* 确保卡片位置固定，不受内容影响 */
    transform-style: preserve-3d;
    will-change: transform;
}

.card-3d[data-card="1"] {
    top: 5%;
    left: 5%;
    animation: float1 8s ease-in-out infinite;
    /* 确保位置固定 */
    transform-origin: center center;
}

.card-3d[data-card="2"] {
    top: 5%;
    right: 5%;
    animation: float2 8s ease-in-out infinite 2.5s;
    /* 确保位置固定 */
    transform-origin: center center;
}

.card-3d[data-card="3"] {
    bottom: 5%;
    left: 50%;
    transform: translateX(-50%);
    animation: float3 8s ease-in-out infinite 5s;
    /* 确保位置固定 */
    transform-origin: center center;
}

@media (max-width: 768px) {
    .hero-visual {
        height: 500px;
    }
    .card-3d {
        width: 180px;
        height: 240px;
        /* 确保位置固定 */
        transform-style: preserve-3d;
        will-change: transform;
    }
    .card-3d[data-card="1"] {
        top: 8%;
        left: 8%;
        /* 确保位置固定 */
        transform-origin: center center;
    }
    .card-3d[data-card="2"] {
        top: 8%;
        right: 8%;
        /* 确保位置固定 */
        transform-origin: center center;
    }
    .card-3d[data-card="3"] {
        bottom: 8%;
        left: 50%;
        transform: translateX(-50%);
        /* 确保位置固定 */
        transform-origin: center center;
    }
    .card-front i,
    .card-back i {
        font-size: 32px;
        margin-bottom: 12px;
    }
    .card-front span,
    .card-back span {
        font-size: 14px;
    }
    .card-subtitle {
        font-size: 11px;
        margin-bottom: 10px;
    }
    .stat-number {
        font-size: 16px;
    }
    .stat-label {
        font-size: 9px;
    }
}

@media (max-width: 480px) {
    .hero-visual {
        height: 400px;
    }
    .card-3d {
        width: 160px;
        height: 220px;
        /* 确保位置固定 */
        transform-style: preserve-3d;
        will-change: transform;
    }
    .card-3d[data-card="1"] {
        top: 5%;
        left: 10%;
        /* 确保位置固定 */
        transform-origin: center center;
    }
    .card-3d[data-card="2"] {
        top: 35%;
        right: 10%;
        /* 确保位置固定 */
        transform-origin: center center;
    }
    .card-3d[data-card="3"] {
        bottom: 5%;
        left: 50%;
        transform: translateX(-50%);
        /* 确保位置固定 */
        transform-origin: center center;
    }
    .card-front i,
    .card-back i {
        font-size: 28px;
        margin-bottom: 10px;
    }
    .card-front span,
    .card-back span {
        font-size: 13px;
    }
    .card-subtitle {
        font-size: 10px;
        margin-bottom: 8px;
    }
    .stat-number {
        font-size: 14px;
    }
    .stat-label {
        font-size: 8px;
    }
}

.card-front,
.card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    background: rgba(0, 212, 255, 0.15);
    border: 2px solid rgba(0, 212, 255, 0.4);
    border-radius: 20px;
    backdrop-filter: blur(15px);
    transition: all 0.8s ease;
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.2);
    padding: 20px 15px;
    /* 确保卡片内容不会影响位置 */
    box-sizing: border-box;
}

.card-front {
    transform: rotateY(0deg);
}

.card-back {
    transform: rotateY(180deg);
    background: rgba(0, 255, 136, 0.15);
    border-color: rgba(0, 255, 136, 0.4);
    box-shadow: 0 8px 32px rgba(0, 255, 136, 0.2);
}

.card-3d:hover .card-front {
    transform: rotateY(180deg);
}

.card-3d:hover .card-back {
    transform: rotateY(0deg);
}

.card-front i,
.card-back i {
    font-size: 42px;
    margin-bottom: 18px;
    color: var(--accent-blue);
    /* 固定图标位置 */
    flex-shrink: 0;
}

.card-back i {
    color: var(--accent-green);
}

.card-front span,
.card-back span {
    font-size: 18px;
    font-weight: 600;
    text-align: center;
    color: var(--text-primary);
    line-height: 1.4;
    margin-bottom: 10px;
    /* 确保文字不会影响卡片位置 */
    width: 100%;
    word-wrap: break-word;
    hyphens: auto;
}

/* 新增卡片副标题样式 */
.card-subtitle {
    font-size: 13px;
    font-weight: 400;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 15px;
    opacity: 0.8;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    /* 确保副标题不会影响卡片位置 */
    width: 100%;
    word-wrap: break-word;
    hyphens: auto;
    flex-shrink: 0;
}

/* 新增卡片统计样式 */
.card-stats {
    margin-top: auto;
    width: 100%;
    /* 确保统计数据不会影响卡片位置 */
    flex-shrink: 0;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.stat-number {
    font-size: 20px;
    font-weight: 700;
    color: var(--accent-blue);
    text-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
    font-family: 'Orbitron', monospace;
    /* 确保数字不会影响卡片位置 */
    flex-shrink: 0;
}

.card-back .stat-number {
    color: var(--accent-green);
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}

.stat-label {
    font-size: 11px;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    opacity: 0.7;
    /* 确保标签不会影响卡片位置 */
    text-align: center;
    width: 100%;
    word-wrap: break-word;
    hyphens: auto;
}

@keyframes float1 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-30px) rotate(3deg); }
}

@keyframes float2 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-25px) rotate(-2deg); }
}

@keyframes float3 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-35px) rotate(2deg); }
}

/* 悬浮卡片响应式设计 */
@media (max-width: 1200px) {
    .hero-content {
        flex: 0 0 500px; /* 按照英文宽度设置 */
        max-width: 500px;
        min-width: 500px;
    }
    .hero-title {
        max-width: 480px; /* 按照英文宽度设置 */
    }
    .hero-description {
        max-width: 400px; /* 按照英文宽度设置 */
    }
    .hero-visual {
        min-width: 600px;
    }
    .card-3d {
        width: 200px;
        height: 260px;
    }
    .card-front i,
    .card-back i {
        font-size: 36px;
        margin-bottom: 15px;
    }
    .card-front span,
    .card-back span {
        font-size: 16px;
    }
    .card-subtitle {
        font-size: 12px;
        margin-bottom: 12px;
    }
    .stat-number {
        font-size: 18px;
    }
    .stat-label {
        font-size: 10px;
    }
}

@media (max-width: 768px) {
    .hero-container {
        flex-direction: column;
        gap: 40px;
    }
    .hero-content {
        flex: none;
        max-width: 100%;
        min-width: auto;
        width: 100%;
    }
    .hero-title {
        max-width: 100%;
    }
    .hero-description {
        max-width: 100%;
    }
    .hero-visual {
        height: 500px;
        min-width: auto;
        width: 100%;
    }
    .card-3d {
        width: 180px;
        height: 240px;
        /* 确保位置固定 */
        transform-style: preserve-3d;
        will-change: transform;
    }
    .card-3d[data-card="1"] {
        top: 8%;
        left: 8%;
        /* 确保位置固定 */
        transform-origin: center center;
    }
    .card-3d[data-card="2"] {
        top: 8%;
        right: 8%;
        /* 确保位置固定 */
        transform-origin: center center;
    }
    .card-3d[data-card="3"] {
        bottom: 8%;
        left: 50%;
        transform: translateX(-50%);
        /* 确保位置固定 */
        transform-origin: center center;
    }
    .card-front i,
    .card-back i {
        font-size: 32px;
        margin-bottom: 12px;
    }
    .card-front span,
    .card-back span {
        font-size: 14px;
    }
    .card-subtitle {
        font-size: 11px;
        margin-bottom: 10px;
    }
    .stat-number {
        font-size: 16px;
    }
    .stat-label {
        font-size: 9px;
    }
}

@media (max-width: 480px) {
    .hero-content {
        padding: 0 20px;
    }
    .hero-visual {
        height: 400px;
    }
    .card-3d {
        width: 160px;
        height: 220px;
        /* 确保位置固定 */
        transform-style: preserve-3d;
        will-change: transform;
    }
    .card-3d[data-card="1"] {
        top: 5%;
        left: 10%;
        /* 确保位置固定 */
        transform-origin: center center;
    }
    .card-3d[data-card="2"] {
        top: 35%;
        right: 10%;
        /* 确保位置固定 */
        transform-origin: center center;
    }
    .card-3d[data-card="3"] {
        bottom: 5%;
        left: 50%;
        transform: translateX(-50%);
        /* 确保位置固定 */
        transform-origin: center center;
    }
    .card-front i,
    .card-back i {
        font-size: 28px;
        margin-bottom: 10px;
    }
    .card-front span,
    .card-back span {
        font-size: 13px;
    }
    .card-subtitle {
        font-size: 10px;
        margin-bottom: 8px;
    }
    .stat-number {
        font-size: 14px;
    }
    .stat-label {
        font-size: 8px;
    }
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
    font-size: 14px;
}

.scroll-line {
    width: 2px;
    height: 40px;
    background: rgba(255, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    animation: scrollIndicator 2s ease-in-out infinite;
}

@keyframes scrollIndicator {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(100%); }
}

.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 100px 40px;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    font-family: 'Orbitron', monospace;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.ai-platform-section {
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
}

.ai-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0.1;
    transition: left 0.3s ease;
}

.feature-card:hover::before {
    left: 0;
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-blue);
    box-shadow: var(--glow-blue);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 30px;
    position: relative;
}

.feature-icon i {
    font-size: 32px;
    color: var(--text-primary);
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 30px;
}

.feature-stats {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-blue);
    display: block;
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.solutions-section {
    background: rgba(0, 0, 0, 0.2);
}

/* 平台服务展示 */
.platform-services {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 服务说明 */
.service-intro {
    margin-bottom: 80px;
    text-align: center;
}

.intro-content {
    max-width: 1200px;
    margin: 0 auto;
    background: rgba(26, 26, 26, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 20px;
    padding: 40px;
    position: relative;
    overflow: hidden;
}

.intro-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0.05;
    transition: left 0.5s ease;
    z-index: -1;
}

.intro-content:hover::before {
    left: 0;
}

.intro-content h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
    position: relative;
}

.intro-content h3::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.intro-content p {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 1.1rem;
    margin: 0;
}

/* 支持的平台展示 */
.supported-platforms {
    margin-bottom: 60px;
}

.platforms-title {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 50px;
    position: relative;
}

.platforms-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.platform-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.platform-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 25px 20px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.platform-item:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.platform-icon {
    width: 120px;
    height: 120px;
    margin: 0 auto 15px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: all 0.3s ease;
}

.platform-item:hover .platform-icon {
    background: rgba(255, 255, 255, 0.06);
    transform: scale(1.02);
}

.platform-icon::before {
    display: none;
}

.platform-item:hover .platform-icon::before {
    display: none;
}

@keyframes platformGlow {
    0% { 
        opacity: 0.05;
        transform: scale(1);
    }
    100% { 
        opacity: 0.1;
        transform: scale(1.05);
    }
}

.platform-icon i {
    font-size: 32px;
    color: var(--text-primary);
    z-index: 1;
    position: relative;
    transition: all 0.3s ease;
    display: block;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

/* 为不同平台设置品牌颜色 */
.platform-icon .fab.fa-walmart {
    color: #0071ce;
}

.platform-icon .fab.fa-aliexpress {
    color: #ff6a00;
}

.platform-icon .fab.fa-shopee {
    color: #ee4d2d;
}

.platform-icon .fab.fa-mercado-libre {
    color: #ffe600;
}

.platform-icon .fab.fa-lazada {
    color: #f36c21;
}

.platform-icon .fab.fa-amazon {
    color: #ff9900;
}

.platform-icon .fab.fa-ebay {
    color: #86b817;
}

.platform-icon .fab.fa-shopify {
    color: #95bf47;
}

.platform-icon .fab.fa-tiktok {
    color: #000000;
}

.platform-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 16px;
    display: block;
    transition: all 0.3s ease;
    padding: 8px;
    box-sizing: border-box;
}

.platform-icon img:not([src]), 
.platform-icon img[src=""],
.platform-icon img[src*="error"] {
    display: none;
}

.platform-icon img:not([src]) + i,
.platform-icon img[src=""] + i,
.platform-icon img[src*="error"] + i {
    display: block !important;
}

.platform-item:hover .platform-icon i {
    color: var(--accent-blue);
    transform: scale(1.1);
}

.platform-item:hover .platform-icon img {
    transform: scale(1.05);
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2));
}

.platform-item span {
    font-size: 15px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
    display: block;
    transition: all 0.3s ease;
    margin-top: 10px;
}

.platform-item:hover span {
    color: rgba(255, 255, 255, 1);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .intro-content {
        padding: 30px 20px;
    }
    
    .intro-content h3 {
        font-size: 1.5rem;
    }
    
    .intro-content p {
        font-size: 1rem;
    }
    
    .platforms-title {
        font-size: 1.5rem;
        margin-bottom: 40px;
    }
    
    .platform-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
    }
    
    .platform-item {
        padding: 25px 15px;
    }
    
    .platform-icon {
        width: 90px;
        height: 90px;
    }
    
    .platform-icon i {
        font-size: 24px;
    }
    
    .platform-item span {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .platform-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .platform-item {
        padding: 20px 10px;
    }
    
    .platform-icon {
        width: 80px;
        height: 80px;
        margin-bottom: 15px;
    }
    
    .platform-icon i {
        font-size: 20px;
    }
    
    .platform-item span {
        font-size: 13px;
    }
}













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

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

.timeline-item {
    position: relative;
    margin-bottom: 60px;
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

.timeline-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-left: 0;
    margin-right: 60px;
    text-align: right;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: 60px;
    margin-right: 0;
    text-align: left;
}

.timeline-content {
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 20px;
    padding: 30px;
    position: relative;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.timeline-content:hover {
    transform: translateY(-5px);
    border-color: var(--accent-blue);
    box-shadow: var(--glow-blue);
}

.platform-logo {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    position: relative;
    box-shadow: var(--glow-blue);
}

.platform-logo i {
    font-size: 24px;
    color: var(--text-primary);
}

.timeline-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.timeline-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}

.solution-features {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

/* 功能展示区域 */
.feature-showcase {
    margin-top: 30px;
    border-radius: 15px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.showcase-image {
    position: relative;
    width: 100%;
    height: 300px;
    overflow: hidden;
    border-radius: 15px;
}

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

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

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.9), rgba(0, 0, 0, 0.8));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.overlay-content {
    text-align: center;
    color: white;
    padding: 20px;
    max-width: 80%;
}

.overlay-content i {
    font-size: 3rem;
    margin-bottom: 15px;
    color: var(--accent-blue);
    text-shadow: 0 0 20px rgba(0, 212, 255, 0.8);
}

.overlay-content h4 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 10px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.overlay-content p {
    font-size: 1rem;
    line-height: 1.5;
    opacity: 0.9;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.feature-tag {
    background: rgba(0, 212, 255, 0.2);
    color: var(--accent-blue);
    padding: 5px 15px;
    border-radius: 15px;
    font-size: 12px;
    font-weight: 500;
    border: 1px solid rgba(0, 212, 255, 0.3);
}

.timeline-connector {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 20px;
    height: 20px;
    background: var(--accent-blue);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    box-shadow: var(--glow-blue);
    z-index: 2;
}

.pricing-section {
    background: rgba(0, 0, 0, 0.3);
}

/* 价格计算器样式优化 */
.pricing-calculator {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0;
}

.calculator-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    align-items: stretch;
    max-width: 1200px;
    margin: 0 auto;
}

/* 左侧输入区域 */
.calculator-inputs {
    background: rgba(26, 26, 26, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    border: 1px solid rgba(0, 212, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    padding: 30px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
}

.input-section {
    margin-bottom: 30px;
}

.input-section h4 {
    color: var(--accent-blue);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 25px;
    text-align: center;
}

.calculator-inputs .input-group {
    margin-bottom: 25px;
}

.calculator-inputs .input-group:last-child {
    margin-bottom: 0;
}

.calculator-inputs .input-group label {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 15px;
    display: block;
}

/* 滑块容器样式 */
.slider-container {
    position: relative;
    width: 100%;
    height: 40px;
    display: flex;
    align-items: center;
    margin-bottom: 10px;
}

.slider-track {
    position: absolute;
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
    overflow: hidden;
}

.slider-fill {
    position: absolute;
    height: 100%;
    background: var(--accent-blue);
    border-radius: 2px;
    transition: width 0.3s ease;
    box-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

.input-group input[type="range"] {
    position: relative;
    width: 100%;
    height: 4px;
    background: transparent;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    z-index: 2;
    cursor: pointer;
    opacity: 1;
}

.input-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    background: var(--accent-blue);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.8);
    transition: all 0.3s ease;
}

.input-group input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 0 20px rgba(0, 212, 255, 1);
}

.input-group input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    background: var(--accent-blue);
    border-radius: 50%;
    cursor: pointer;
    border: none;
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.8);
    transition: all 0.3s ease;
}

.input-group input[type="range"]::-moz-range-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 0 20px rgba(0, 212, 255, 1);
}

.value-display {
    color: var(--accent-blue);
    font-size: 1.2rem;
    font-weight: 700;
    text-align: center;
    padding: 10px;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 8px;
    border: 1px solid rgba(0, 212, 255, 0.3);
    transition: all 0.3s ease;
    display: block;
    margin-top: 10px;
}

.value-display:hover {
    background: rgba(0, 212, 255, 0.2);
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.3);
}

/* 下拉框容器样式 */
.select-container {
    position: relative;
    width: 100%;
}

.select-container select {
    width: 100%;
    padding: 15px 20px;
    background: rgba(26, 26, 26, 0.8);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: 'Rajdhani', sans-serif;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    transition: all 0.3s ease;
}

.select-container select:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
}

.select-container select:hover {
    border-color: var(--accent-blue);
    background: rgba(0, 212, 255, 0.1);
}

.select-arrow {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--accent-blue);
    pointer-events: none;
    transition: transform 0.3s ease;
}

.select-container:hover .select-arrow {
    transform: translateY(-50%) rotate(180deg);
}

/* 价格公式样式 */
.pricing-formula {
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid rgba(0, 255, 136, 0.3);
    border-radius: 15px;
    padding: 20px;
    text-align: center;
}

.pricing-formula h4 {
    color: var(--accent-green);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.pricing-formula p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

/* 右侧结果区域 */
.calculator-results {
    display: flex;
    justify-content: center;
    height: 100%;
}

.price-card {
    background: rgba(26, 26, 26, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 20px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.price-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

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

.price-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 212, 255, 0.3);
    border-color: var(--accent-blue);
}

.price-header {
    margin-bottom: 25px;
}

.price-header h3 {
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.price-amount {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 5px;
}

.currency {
    color: var(--accent-blue);
    font-size: 1.5rem;
    font-weight: 600;
}

.amount {
    color: var(--accent-blue);
    font-size: 3rem;
    font-weight: 700;
    text-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
}

.period {
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
}

/* 价格明细样式 */
.price-breakdown {
    background: rgba(26, 26, 26, 0.6);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
}

.breakdown-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.breakdown-item:last-child {
    border-bottom: none;
}

.breakdown-item span:first-child {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.breakdown-value {
    color: var(--accent-blue);
    font-weight: 600;
    font-size: 1rem;
}

/* 价格卡片优化 */
.price-features {
    margin-bottom: 25px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.feature-item i {
    color: var(--accent-green);
    font-size: 0.8rem;
}

/* 按钮样式优化 */
.btn-primary {
    background: var(--gradient-primary);
    color: var(--text-primary);
    border: none;
    padding: 15px 30px;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    justify-content: center;
    width: 100%;
    position: relative;
    overflow: hidden;
}

.btn-primary::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 ease;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 212, 255, 0.4);
}

.btn-primary:active {
    transform: translateY(0);
}

/* 移动端适配 */
@media (max-width: 768px) {
    .pricing-calculator {
        padding: 20px;
    }
    
    .calculator-container {
        grid-template-columns: 1fr;
        gap: 20px;
        align-items: stretch;
    }
    
    .calculator-inputs {
        padding: 20px;
        height: auto;
        min-height: 400px;
    }
    
    .calculator-results {
        height: auto;
    }
    
    .price-card {
        padding: 20px;
        height: auto;
        min-height: 400px;
    }
    
    .amount {
        font-size: 2.5rem;
    }
    
    .price-breakdown {
        padding: 15px;
    }
    
    .breakdown-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }
} 

/* 移动端适配 */
@media (max-width: 768px) {
    .solution-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .solution-stats {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .stat-card {
        padding: 15px;
    }
    
    .stat-card .stat-number {
        font-size: 1.5rem;
    }
    
    .solution-main,
    .solution-details {
        padding: 20px;
        height: auto;
        min-height: 400px;
    }
    
    .detail-section h4 {
        font-size: 1.1rem;
    }
    
    .feature-showcase {
        margin-top: 20px;
    }
    
    .showcase-image {
        height: 250px;
    }
    
    .overlay-content i {
        font-size: 2.5rem;
    }
    
    .overlay-content h4 {
        font-size: 1.3rem;
    }
    
    .overlay-content p {
        font-size: 0.9rem;
    }
    
    .pricing-calculator {
        padding: 20px;
    }
    
    .calculator-inputs {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .amount {
        font-size: 2.5rem;
    }
    
    .price-breakdown {
        padding: 15px;
    }
    
    .breakdown-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }
    
    .price-card {
        padding: 20px;
    }
} 

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

.fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

[data-aos] {
    opacity: 0;
    transition-property: opacity, transform;
}

[data-aos].aos-animate {
    opacity: 1;
}

/* 营业执照展示区域样式 */
.license-section {
    margin-top: 60px;
    padding: 40px 0;
    border-top: 1px solid rgba(0, 212, 255, 0.2);
}

.license-section .section-header {
    text-align: center;
    margin-bottom: 40px;
}

.license-section .section-title {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 15px;
}

.license-section .section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.license-display {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 30px;
}

.license-image {
    max-width: 100%;
    max-height: 600px;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0, 212, 255, 0.3);
    transition: all 0.3s ease;
    cursor: pointer;
    border: 2px solid rgba(0, 212, 255, 0.2);
}

.license-image:hover {
    transform: scale(1.02);
    box-shadow: 0 15px 50px rgba(0, 212, 255, 0.4);
    border-color: var(--accent-blue);
}

.license-image-large {
    max-width: 100%;
    max-height: 800px;
    border-radius: 20px;
    box-shadow: 0 15px 60px rgba(0, 212, 255, 0.4);
    transition: all 0.3s ease;
    cursor: pointer;
    border: 3px solid rgba(0, 212, 255, 0.3);
    margin-bottom: 20px;
}

.license-image-large:hover {
    transform: scale(1.03);
    box-shadow: 0 20px 80px rgba(0, 212, 255, 0.5);
    border-color: var(--accent-blue);
}

.image-caption {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 10px;
    opacity: 0.8;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .license-section {
        margin-top: 40px;
        padding: 30px 0;
    }
    
    .license-section .section-title {
        font-size: 2rem;
    }
    
    .license-section .section-subtitle {
        font-size: 1rem;
    }
    
    .license-image {
        max-height: 400px;
    }
    
    .license-image-large {
        max-height: 500px;
    }
}

@media (max-width: 480px) {
    .license-section .section-title {
        font-size: 1.8rem;
    }
    
    .license-image {
        max-height: 300px;
    }
    
    .license-image-large {
        max-height: 350px;
    }
} 

/* 联系我们部分样式 */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-top: 40px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 25px;
    background: rgba(0, 212, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.contact-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

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

.contact-item:hover {
    background: rgba(0, 212, 255, 0.1);
    border-color: rgba(0, 212, 255, 0.4);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.2);
}

.contact-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 12px;
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
}

.contact-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
}

.contact-item:hover .contact-icon::before {
    transform: translateX(100%);
}

.contact-icon i {
    font-size: 20px;
    color: var(--text-primary);
    z-index: 1;
    position: relative;
}

.contact-details h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--accent-blue);
    margin-bottom: 8px;
    letter-spacing: 0.5px;
    position: relative;
}

.contact-details h4::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-blue);
    transition: width 0.3s ease;
}

.contact-item:hover .contact-details h4::after {
    width: 100%;
}

.contact-details p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
    transition: color 0.3s ease;
}

.contact-item:hover .contact-details p {
    color: var(--text-primary);
}

.contact-form {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 20px;
    padding: 40px;
    backdrop-filter: blur(15px);
    position: relative;
    overflow: hidden;
}

.contact-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.05) 0%, transparent 50%, rgba(0, 255, 136, 0.05) 100%);
    pointer-events: none;
}

.form-group {
    margin-bottom: 25px;
    position: relative;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
    background: rgba(0, 212, 255, 0.1);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
    transform: translateY(-2px);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
    transition: color 0.3s ease;
}

.form-group input:focus::placeholder,
.form-group textarea:focus::placeholder {
    color: var(--accent-blue);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* 表单提交按钮样式 */
.contact-form .btn-primary {
    width: 100%;
    padding: 15px 30px;
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.contact-form .btn-primary::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 ease;
}

.contact-form .btn-primary:hover::before {
    left: 100%;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-item {
        padding: 20px;
    }
    
    .contact-icon {
        width: 45px;
        height: 45px;
    }
    
    .contact-icon i {
        font-size: 18px;
    }
    
    .contact-details h4 {
        font-size: 1rem;
    }
    
    .contact-details p {
        font-size: 0.95rem;
    }
    
    .contact-form {
        padding: 30px;
    }
    
    .form-group input,
    .form-group textarea {
        padding: 12px 16px;
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .contact-item {
        padding: 15px;
        gap: 15px;
    }
    
    .contact-icon {
        width: 40px;
        height: 40px;
    }
    
    .contact-icon i {
        font-size: 16px;
    }
    
    .contact-details h4 {
        font-size: 0.95rem;
    }
    
    .contact-details p {
        font-size: 0.9rem;
    }
    
    .contact-form {
        padding: 25px;
    }
} 

/* 数据政策部分样式 */
.policy-header {
    text-align: center;
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 2px solid var(--accent-blue);
}
.policy-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 10px;
}
.policy-header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}
.policy-content {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-top: 30px;
}
.policy-section {
    margin-bottom: 40px;
    padding: 30px;
    background: rgba(0, 212, 255, 0.04);
    border-radius: 16px;
    border-left: 4px solid var(--accent-blue);
    box-shadow: 0 4px 24px rgba(0, 212, 255, 0.08);
    transition: all 0.3s cubic-bezier(.4,2,.6,1);
    position: relative;
    overflow: hidden;
}
.policy-section:hover {
    transform: translateY(-4px) scale(1.01);
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.15);
    border-left-color: var(--accent-green);
}
.policy-section h4 {
    color: var(--accent-blue);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.policy-section h4 i {
    font-size: 1.1rem;
    color: var(--accent-green);
}
.policy-section p {
    color: var(--text-secondary);
    margin-bottom: 15px;
    line-height: 1.7;
}
.policy-section ul {
    color: var(--text-secondary);
    margin: 15px 0;
    padding-left: 20px;
}
.policy-section ul li {
    margin-bottom: 8px;
    line-height: 1.6;
    position: relative;
    padding-left: 18px;
}
.policy-section ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 8px;
    height: 8px;
    background: var(--accent-blue);
    border-radius: 50%;
    opacity: 0.5;
}
.policy-section ul ul {
    margin: 10px 0;
    padding-left: 20px;
}
.policy-section a {
    color: var(--accent-blue);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}
.policy-section a:hover {
    color: var(--accent-green);
    text-decoration: underline;
}
@media (max-width: 768px) {
    .policy-header h1 {
        font-size: 2rem;
    }
    .policy-header p {
        font-size: 1rem;
    }
    .policy-section {
        padding: 20px;
    }
    .policy-section h4 {
        font-size: 1.1rem;
    }
}
@media (max-width: 480px) {
    .policy-header h1 {
        font-size: 1.5rem;
    }
    .policy-section {
        padding: 12px;
    }
} 

/* 团队区样式优化 */
.team-section {
    padding: 80px 0 60px 0;
    background: linear-gradient(135deg, rgba(0,212,255,0.03) 0%, rgba(0,255,136,0.03) 100%);
}
.team-grid {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
    margin-top: 40px;
}
.team-member {
    background: rgba(0, 0, 0, 0.25);
    border-radius: 24px;
    box-shadow: 0 8px 32px rgba(0,212,255,0.10);
    padding: 36px 28px 32px 28px;
    text-align: center;
    min-width: 320px;
    max-width: 350px;
    flex: 1 1 320px;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: all 0.35s cubic-bezier(.4,2,.6,1);
    position: relative;
    overflow: hidden;
}
.team-member:hover {
    transform: translateY(-8px) scale(1.03);
    box-shadow: 0 16px 48px rgba(0,212,255,0.18);
    background: rgba(0, 212, 255, 0.08);
}
.member-image {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    margin: 0 auto 18px auto;
    overflow: hidden;
    border: 4px solid var(--accent-blue);
    box-shadow: 0 2px 12px rgba(0,212,255,0.10);
    background: #fff;
    position: relative;
    transition: border-color 0.3s;
}
.team-member:hover .member-image {
    border-color: var(--accent-green);
}
.member-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s cubic-bezier(.4,2,.6,1);
}
.team-member:hover .member-image img {
    transform: scale(1.08) rotate(-2deg);
}
.member-info h3 {
    font-size: 1.18rem;
    font-weight: 700;
    color: var(--accent-blue);
    margin-bottom: 4px;
    letter-spacing: 0.5px;
}
.member-title {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 10px;
    letter-spacing: 0.2px;
}
.member-bio {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 1.01rem;
    margin: 0 auto 12px auto;
    max-width: 90%;
    background: rgba(0,212,255,0.06);
    border-radius: 10px;
    padding: 12px 16px;
    box-shadow: 0 1px 4px rgba(0,212,255,0.04);
}
.member-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
    margin-top: 15px;
    min-height: 60px; /* 恢复原来的最小高度 */
    align-items: flex-start; /* 确保标签从顶部开始排列 */
}
.tag {
    background: linear-gradient(135deg, rgba(0,212,255,0.1) 0%, rgba(0,255,136,0.1) 100%);
    border: 1px solid rgba(0,212,255,0.3);
    border-radius: 20px;
    padding: 6px 12px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--accent-blue);
    transition: all 0.3s ease;
    cursor: default;
    backdrop-filter: blur(5px);
    min-width: 80px; /* 设置最小宽度 */
    max-width: 160px; /* 增加最大宽度，适应英文标签 */
    text-align: center; /* 文字居中 */
    white-space: nowrap; /* 防止文字换行 */
    overflow: hidden; /* 隐藏超出部分 */
    text-overflow: ellipsis; /* 超出显示省略号 */
}
.tag:hover {
    background: linear-gradient(135deg, rgba(0,212,255,0.2) 0%, rgba(0,255,136,0.2) 100%);
    border-color: var(--accent-green);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,212,255,0.2);
}
@media (max-width: 1100px) {
    .team-grid {
        gap: 32px;
    }
    .team-member {
        min-width: 260px;
        max-width: 320px;
        padding: 28px 16px 24px 16px;
    }
}
@media (max-width: 768px) {
    .team-section {
        padding: 40px 0 30px 0;
    }
    .team-grid {
        flex-direction: column;
        align-items: center;
        gap: 24px;
    }
    .team-member {
        min-width: 90vw;
        max-width: 98vw;
    }
    .member-image {
        width: 100px;
        height: 100px;
    }
    .member-tags {
        min-height: 50px; /* 移动端减少最小高度 */
    }
    .tag {
        font-size: 0.8rem;
        padding: 5px 10px;
        min-width: 70px; /* 移动端减少最小宽度 */
        max-width: 140px; /* 移动端增加最大宽度，适应英文标签 */
    }
}
@media (max-width: 480px) {
    .team-section {
        padding: 20px 0 10px 0;
    }
    .team-member {
        padding: 16px 4vw 12px 4vw;
    }
    .member-image {
        width: 70px;
        height: 70px;
    }
    .member-tags {
        gap: 6px;
        min-height: 45px; /* 小屏幕进一步减少最小高度 */
    }
    .tag {
        font-size: 0.75rem;
        padding: 4px 8px;
        min-width: 60px; /* 小屏幕进一步减少最小宽度 */
        max-width: 120px; /* 小屏幕增加最大宽度，适应英文标签 */
    }
}