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

:root {
    --primary-color: #00d4ff;
    --secondary-color: #0099cc;
    --accent-color: #ff6b6b;
    --dark-bg: #0a0a0a;
    --dark-surface: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --gradient-primary: linear-gradient(135deg, #00d4ff 0%, #0099cc 100%);
    --gradient-secondary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-accent: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
}

body {
    font-family: 'SF Pro Display', 'Helvetica Neue', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    overflow-x: hidden;
    background: var(--dark-bg);
    position: relative;
}

/* 科技感背景动画 */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(102, 126, 234, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(255, 107, 107, 0.05) 0%, transparent 50%);
    z-index: -2;
    animation: backgroundShift 20s ease-in-out infinite;
}

@keyframes backgroundShift {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

/* 网格背景 */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -1;
    animation: gridMove 30s linear infinite;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

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

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    z-index: 1000;
    transition: all 0.3s ease;
    box-shadow: 0 2px 20px rgba(0, 212, 255, 0.2);
    border-bottom: 1px solid rgba(0, 212, 255, 0.3);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-logo-img {
    height: 40px;
    width: auto;
    filter: brightness(0) invert(1);
    transition: all 0.3s ease;
}

.nav-logo-img:hover {
    filter: brightness(0) invert(1) drop-shadow(0 0 10px rgba(0, 212, 255, 0.8));
    transform: scale(1.05);
}

.nav-logo h2 {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 24px;
    font-weight: 700;
    text-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
    margin: 0;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-link {
    text-decoration: none;
    color: #ffffff;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    padding: 10px 0;
    text-shadow: 0 0 5px rgba(0, 0, 0, 0.5);
}

.nav-link:hover {
    color: var(--primary-color);
    text-shadow: 0 0 15px rgba(0, 212, 255, 0.8);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
    box-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

.nav-link:hover::after {
    width: 100%;
}

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

.bar {
    width: 25px;
    height: 3px;
    background: #ffffff;
    margin: 3px 0;
    transition: 0.3s;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.5);
}

/* 首页轮播样式 */
.hero {
    height: 100vh;
    position: relative;
    overflow: hidden;
    background: #000;
}

/* 科技感装饰元素 */
.tech-decorations {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

/* 浮动粒子效果 */
.floating-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, #00d4ff, transparent),
        radial-gradient(2px 2px at 40px 70px, #667eea, transparent),
        radial-gradient(1px 1px at 90px 40px, #00d4ff, transparent),
        radial-gradient(1px 1px at 130px 80px, #667eea, transparent),
        radial-gradient(2px 2px at 160px 30px, #00d4ff, transparent);
    background-repeat: repeat;
    background-size: 200px 200px;
    animation: float 20s linear infinite;
    opacity: 0.6;
}

/* 电路线条 */
.circuit-lines {
    position: absolute;
    width: 100%;
    height: 100%;
}

.circuit-line {
    position: absolute;
    background: linear-gradient(90deg, transparent, #00d4ff, transparent);
    height: 1px;
    animation: circuitFlow 8s linear infinite;
}

.line-1 {
    top: 20%;
    left: -100%;
    width: 300px;
    animation-delay: 0s;
}

.line-2 {
    top: 40%;
    right: -100%;
    width: 250px;
    animation-delay: 2s;
    animation-direction: reverse;
}

.line-3 {
    top: 60%;
    left: -100%;
    width: 400px;
    animation-delay: 4s;
}

.line-4 {
    top: 80%;
    right: -100%;
    width: 200px;
    animation-delay: 6s;
    animation-direction: reverse;
}

/* 全息网格 */
.hologram-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 212, 255, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 255, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridPulse 6s ease-in-out infinite;
    opacity: 0.3;
}

/* 数据流 */
.data-stream {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.data-point {
    position: absolute;
    width: 4px;
    height: 4px;
    background: #00d4ff;
    border-radius: 50%;
    box-shadow: 0 0 10px #00d4ff;
    animation: dataFlow 12s linear infinite;
}

.data-point:nth-child(1) {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.data-point:nth-child(2) {
    top: 30%;
    left: 80%;
    animation-delay: 2.4s;
}

.data-point:nth-child(3) {
    top: 50%;
    left: 20%;
    animation-delay: 4.8s;
}

.data-point:nth-child(4) {
    top: 70%;
    left: 70%;
    animation-delay: 7.2s;
}

.data-point:nth-child(5) {
    top: 90%;
    left: 40%;
    animation-delay: 9.6s;
}

/* 扫描线效果 */
.scan-lines {
    position: absolute;
    width: 100%;
    height: 100%;
}

.scan-line {
    position: absolute;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, #00d4ff, transparent);
    animation: scanMove 10s linear infinite;
}

.scan-line:nth-child(1) {
    top: 25%;
    animation-delay: 0s;
}

.scan-line:nth-child(2) {
    top: 75%;
    animation-delay: 5s;
}

/* 能量环效果 */
.energy-rings {
    position: absolute;
    width: 100%;
    height: 100%;
}

.energy-ring {
    position: absolute;
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 50%;
    animation: energyPulse 8s ease-in-out infinite;
}

.ring-1 {
    top: 20%;
    left: 20%;
    width: 100px;
    height: 100px;
    animation-delay: 0s;
}

.ring-2 {
    top: 60%;
    right: 20%;
    width: 150px;
    height: 150px;
    animation-delay: 2.7s;
}

.ring-3 {
    bottom: 20%;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 80px;
    animation-delay: 5.3s;
}

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

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide.active {
    opacity: 1;
}

.slide-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    background-attachment: fixed;
}

.slide-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 30% 20%, rgba(0, 212, 255, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 70% 80%, rgba(102, 126, 234, 0.3) 0%, transparent 50%);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 0.8; }
}

.slide-content {
    text-align: center;
    color: white;
    z-index: 10;
    max-width: 800px;
    padding: 0 20px;
    position: relative;
}

.slide-content h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    font-weight: 700;
    text-shadow: 0 0 30px rgba(0, 212, 255, 0.5);
    background: linear-gradient(45deg, #ffffff, #00d4ff, #ffffff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: textGlow 3s ease-in-out infinite;
}

@keyframes textGlow {
    0%, 100% { filter: brightness(1); }
    50% { filter: brightness(1.2); }
}

/* 科技感动画 */
@keyframes float {
    0% { transform: translateY(0px) translateX(0px); }
    33% { transform: translateY(-20px) translateX(10px); }
    66% { transform: translateY(10px) translateX(-5px); }
    100% { transform: translateY(0px) translateX(0px); }
}

@keyframes circuitFlow {
    0% { 
        transform: translateX(0);
        opacity: 0;
    }
    10% { 
        opacity: 1;
    }
    90% { 
        opacity: 1;
    }
    100% { 
        transform: translateX(100vw);
        opacity: 0;
    }
}

@keyframes gridPulse {
    0%, 100% { 
        opacity: 0.3;
        transform: scale(1);
    }
    50% { 
        opacity: 0.6;
        transform: scale(1.02);
    }
}

@keyframes dataFlow {
    0% { 
        transform: translateY(0) scale(1);
        opacity: 0;
    }
    10% { 
        opacity: 1;
    }
    90% { 
        opacity: 1;
    }
    100% { 
        transform: translateY(-100vh) scale(0.5);
        opacity: 0;
    }
}

@keyframes scanMove {
    0% { 
        transform: translateX(-100%);
        opacity: 0;
    }
    10% { 
        opacity: 1;
    }
    90% { 
        opacity: 1;
    }
    100% { 
        transform: translateX(100%);
        opacity: 0;
    }
}

@keyframes energyPulse {
    0%, 100% { 
        transform: scale(1);
        opacity: 0.3;
        box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
    }
    50% { 
        transform: scale(1.2);
        opacity: 0.8;
        box-shadow: 0 0 40px rgba(0, 212, 255, 0.6);
    }
}

.slide-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    text-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
    color: rgba(255, 255, 255, 0.9);
}

.cta-button {
    background: rgba(0, 212, 255, 0.2);
    color: white;
    border: 2px solid var(--primary-color);
    padding: 15px 30px;
    font-size: 1.1rem;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
}

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

.cta-button:hover {
    background: var(--primary-color);
    color: var(--dark-bg);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.5);
}

.slider-controls {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 30px;
    z-index: 15;
}

.prev-btn, .next-btn {
    background: rgba(0, 212, 255, 0.2);
    border: 2px solid var(--primary-color);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
}

.prev-btn:hover, .next-btn:hover {
    background: var(--primary-color);
    color: var(--dark-bg);
    transform: scale(1.1);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.6);
}

.slider-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 15;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(0, 212, 255, 0.3);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.dot.active {
    background: var(--primary-color);
    transform: scale(1.2);
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.6);
}

.dot:hover {
    background: var(--primary-color);
    box-shadow: 0 0 10px rgba(0, 212, 255, 0.4);
}

/* 通用区块样式 */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--text-primary);
    margin-bottom: 15px;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(0, 212, 255, 0.3);
}

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

/* 关于我们样式 */
.about {
    background: var(--dark-surface);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 20%, rgba(0, 212, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(102, 126, 234, 0.05) 0%, transparent 50%);
    z-index: 0;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.about-text h3 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 15px;
    margin-top: 30px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-text h3:first-child {
    margin-top: 0;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.8;
}

.stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.stat-item {
    text-align: center;
    padding: 20px;
    background: rgba(26, 26, 26, 0.8);
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 212, 255, 0.1);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 212, 255, 0.2);
    backdrop-filter: blur(10px);
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.2);
    border-color: var(--primary-color);
}

.stat-item h4 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 5px;
    font-weight: 700;
    text-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
}

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

.about-image img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.2);
    border: 2px solid rgba(0, 212, 255, 0.3);
    transition: all 0.3s ease;
}

.about-image img:hover {
    transform: scale(1.02);
    box-shadow: 0 15px 40px rgba(0, 212, 255, 0.3);
}

/* 产品服务样式 */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.service-card {
    background: rgba(26, 26, 26, 0.8);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.1);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 212, 255, 0.2);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.service-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;
}

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

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.2);
    border-color: var(--primary-color);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    color: white;
    font-size: 2rem;
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.4);
    position: relative;
    z-index: 1;
}

.service-card h3 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 15px;
    font-weight: 600;
    position: relative;
    z-index: 1;
}

.service-card p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

.service-card ul {
    list-style: none;
    text-align: left;
    position: relative;
    z-index: 1;
}

.service-card li {
    color: var(--text-secondary);
    margin-bottom: 8px;
    position: relative;
    padding-left: 20px;
}

.service-card li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
    font-size: 0.8rem;
}

.service-arrow {
    position: absolute;
    top: 20px;
    right: 20px;
    color: var(--primary-color);
    font-size: 1.2rem;
    opacity: 0;
    transition: all 0.3s ease;
}

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

/* 技术优势样式 */
.advantages {
    background: var(--dark-surface);
    position: relative;
}

.advantages::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 20%, rgba(0, 212, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(102, 126, 234, 0.05) 0%, transparent 50%);
    z-index: 0;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    position: relative;
    z-index: 1;
}

.advantage-card {
    background: rgba(26, 26, 26, 0.8);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.1);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 212, 255, 0.2);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.advantage-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;
}

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

.advantage-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.2);
    border-color: var(--primary-color);
}

.advantage-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    color: white;
    font-size: 2rem;
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.4);
    position: relative;
    z-index: 1;
}

.advantage-card h3 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 15px;
    font-weight: 600;
    position: relative;
    z-index: 1;
}

.advantage-card p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

.advantage-card ul {
    list-style: none;
    text-align: left;
    position: relative;
    z-index: 1;
}

.advantage-card li {
    color: var(--text-secondary);
    margin-bottom: 8px;
    position: relative;
    padding-left: 20px;
}

.advantage-card li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
    font-size: 0.8rem;
}

/* 成功案例样式 */
.cases {
    background: var(--dark-bg);
    position: relative;
}

.cases::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 80% 20%, rgba(0, 212, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 20% 80%, rgba(102, 126, 234, 0.05) 0%, transparent 50%);
    z-index: 0;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    position: relative;
    z-index: 1;
}

.case-card {
    background: rgba(26, 26, 26, 0.8);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.1);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 212, 255, 0.2);
    backdrop-filter: blur(10px);
}

.case-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.2);
    border-color: var(--primary-color);
}

.case-image {
    height: 200px;
    overflow: hidden;
}

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

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

.case-content {
    padding: 25px;
}

.case-content h3 {
    font-size: 1.3rem;
    color: var(--text-primary);
    margin-bottom: 15px;
    font-weight: 600;
    line-height: 1.4;
}

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

.case-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tag {
    background: var(--gradient-primary);
    color: white;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.3);
}

/* 联系我们样式 */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 30px;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    margin-right: 20px;
    flex-shrink: 0;
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.4);
}

.contact-details h4 {
    color: var(--text-primary);
    margin-bottom: 5px;
    font-weight: 600;
}

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

.contact-form {
    background: rgba(26, 26, 26, 0.8);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.2);
    backdrop-filter: blur(10px);
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid rgba(0, 212, 255, 0.3);
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
    font-family: inherit;
    background: rgba(10, 10, 10, 0.5);
    color: var(--text-primary);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.3);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-secondary);
}

.submit-btn {
    width: 100%;
    background: var(--gradient-primary);
    color: var(--dark-bg);
    border: none;
    padding: 15px;
    border-radius: 10px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 600;
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
    position: relative;
    overflow: hidden;
}

.submit-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;
}

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

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.5);
}

/* 页脚样式 */
.footer {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 100%);
    color: white;
    padding: 60px 0 20px;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 30% 30%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 70%, rgba(102, 126, 234, 0.1) 0%, transparent 50%);
    z-index: 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
    position: relative;
    z-index: 1;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 20px;
    color: white;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-section p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 15px;
}

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

.footer-section ul li {
    margin-bottom: 10px;
}

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

.footer-section ul li a:hover {
    color: var(--primary-color);
    text-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(0, 212, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 212, 255, 0.3);
    backdrop-filter: blur(10px);
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 212, 255, 0.4);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(0, 212, 255, 0.2);
    color: var(--text-secondary);
    position: relative;
    z-index: 1;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: rgba(0, 0, 0, 0.95);
        backdrop-filter: blur(20px);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 212, 255, 0.2);
        padding: 20px 0;
        border-top: 1px solid rgba(0, 212, 255, 0.3);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 15px 0;
    }
    
    .slide-content h1 {
        font-size: 2.5rem;
    }
    
    .slide-content p {
        font-size: 1rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .news-card.featured {
        grid-row: span 1;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .slider-controls {
        padding: 0 15px;
    }
    
    .prev-btn, .next-btn {
        width: 40px;
        height: 40px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .slide-content h1 {
        font-size: 2rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .stats {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        padding: 25px;
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* 子页面样式 */
.page-header {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 100%);
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 30% 20%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 80%, rgba(102, 126, 234, 0.1) 0%, transparent 50%);
    z-index: 0;
}

.header-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.header-content h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(0, 212, 255, 0.5);
}

.header-content p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
}

.breadcrumb a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: var(--secondary-color);
}

/* 服务概览样式 */
.service-overview {
    padding: 80px 0;
    background: var(--dark-surface);
}

.overview-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.overview-text h2 {
    font-size: 2.5rem;
    color: var(--text-primary);
    margin-bottom: 20px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.overview-text p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 40px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.feature-item {
    background: rgba(26, 26, 26, 0.8);
    padding: 20px;
    border-radius: 15px;
    border: 1px solid rgba(0, 212, 255, 0.2);
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.2);
}

.feature-item i {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.feature-item h4 {
    color: var(--text-primary);
    margin-bottom: 8px;
    font-size: 1.1rem;
}

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

.overview-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.2);
    border: 2px solid rgba(0, 212, 255, 0.3);
}

/* 核心服务样式 */
.core-services {
    padding: 80px 0;
    background: var(--dark-bg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-item {
    background: rgba(26, 26, 26, 0.8);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    border: 1px solid rgba(0, 212, 255, 0.2);
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.service-item:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.2);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    color: white;
    font-size: 2rem;
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.4);
}

.service-item h3 {
    color: var(--text-primary);
    margin-bottom: 15px;
    font-size: 1.5rem;
}

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

.service-item ul {
    list-style: none;
    text-align: left;
}

.service-item li {
    color: var(--text-secondary);
    margin-bottom: 8px;
    position: relative;
    padding-left: 20px;
}

.service-item li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
    font-size: 0.8rem;
}

/* 技术架构样式 */
.tech-architecture {
    padding: 80px 0;
    background: var(--dark-surface);
}

.architecture-content {
    max-width: 800px;
    margin: 0 auto;
}

.architecture-diagram {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.layer {
    background: rgba(26, 26, 26, 0.8);
    padding: 30px;
    border-radius: 15px;
    border: 1px solid rgba(0, 212, 255, 0.2);
    transition: all 0.3s ease;
}

.layer:hover {
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.2);
}

.layer h4 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.tech-items {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tech-item {
    background: var(--gradient-primary);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.3);
}

/* 案例研究样式 */
.case-studies {
    padding: 80px 0;
    background: var(--dark-bg);
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
}

.case-item {
    background: rgba(26, 26, 26, 0.8);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid rgba(0, 212, 255, 0.2);
    transition: all 0.3s ease;
}

.case-item:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.2);
}

.case-image {
    height: 200px;
    overflow: hidden;
}

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

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

.case-content {
    padding: 30px;
}

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

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

.case-stats {
    display: flex;
    gap: 30px;
}

.stat {
    text-align: center;
}

.stat .number {
    display: block;
    font-size: 2rem;
    color: var(--primary-color);
    font-weight: 700;
    text-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
}

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

/* 联系CTA样式 */
.contact-cta {
    padding: 80px 0;
    background: var(--gradient-primary);
    text-align: center;
}

.cta-content h2 {
    color: var(--dark-bg);
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.cta-content p {
    color: rgba(10, 10, 10, 0.8);
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.cta-button {
    background: var(--dark-bg);
    color: var(--primary-color);
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #667eea;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #764ba2;
}