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

:root {
    --primary-color: #0ea5e9;
    --primary-dark: #0284c7;
    --secondary-color: #8b5cf6;
    --accent-color: #06b6d4;
    --text-dark: #0f172a;
    --text-gray: #475569;
    --text-light: #64748b;
    --bg-white: #ffffff;
    --bg-light: #f8fafc;
    --bg-lighter: #f1f5f9;
    --bg-glass: rgba(255, 255, 255, 0.7);
    --bg-glass-light: rgba(255, 255, 255, 0.9);
    --border-glass: rgba(148, 163, 184, 0.3);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-glass: 0 8px 32px 0 rgba(14, 165, 233, 0.15);
    --shadow-glow: 0 0 40px rgba(14, 165, 233, 0.25);
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-tech: linear-gradient(135deg, #0ea5e9 0%, #8b5cf6 50%, #06b6d4 100%);
    --gradient-hero: linear-gradient(135deg, #e0f2fe 0%, #ddd6fe 50%, #cffafe 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.8) 0%, rgba(248, 250, 252, 0.6) 100%);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--bg-white);
    position: relative;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(14, 165, 233, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(139, 92, 246, 0.06) 0%, transparent 50%);
    z-index: -1;
    animation: backgroundPulse 10s ease-in-out infinite alternate;
}

@keyframes backgroundPulse {
    0% { opacity: 0.7; }
    100% { opacity: 1; }
}

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

/* 导航栏 - Light Glassmorphism */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-glass);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 60px;
}

.logo {
    font-size: 24px;
    font-weight: bold;
    color: var(--text-dark);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-tech);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.25);
    animation: logoGlow 3s ease-in-out infinite alternate;
}

@keyframes logoGlow {
    0% { box-shadow: 0 4px 12px rgba(14, 165, 233, 0.25); }
    100% { box-shadow: 0 4px 16px rgba(139, 92, 246, 0.35); }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 35px;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-gray);
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    padding: 5px 0;
}

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

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-tech);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

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

.mobile-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* Hero Banner - Light Tech Style */
.hero {
    min-height: 100vh;
    background: var(--gradient-hero);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--text-dark);
    padding: 120px 20px 80px;
    position: relative;
    overflow: hidden;
}

/* Hero with Background Image */
.hero-with-image {
    background: url('../images/medical-team-hero.jpg') no-repeat center center;
    background-size: cover;
    position: relative;
}

.hero-with-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.92) 0%, rgba(240, 249, 255, 0.88) 50%, rgba(238, 244, 255, 0.90) 100%);
    z-index: 1;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 30% 40%, rgba(14, 165, 233, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 70% 60%, rgba(139, 92, 246, 0.15) 0%, transparent 50%);
    animation: heroPulse 8s ease-in-out infinite alternate;
}

@keyframes heroPulse {
    0% { transform: scale(1); }
    100% { transform: scale(1.02); }
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(14, 165, 233, 0.6);
    border-radius: 50%;
    animation: float 15s infinite;
    box-shadow: 0 0 10px rgba(14, 165, 233, 0.6);
}

.particle:nth-child(1) { top: 20%; left: 10%; animation-delay: 0s; animation-duration: 12s; }
.particle:nth-child(2) { top: 60%; left: 80%; animation-delay: 2s; animation-duration: 14s; }
.particle:nth-child(3) { top: 40%; left: 70%; animation-delay: 4s; animation-duration: 16s; }
.particle:nth-child(4) { top: 80%; left: 20%; animation-delay: 6s; animation-duration: 13s; }
.particle:nth-child(5) { top: 30%; left: 90%; animation-delay: 8s; animation-duration: 15s; }

@keyframes float {
    0%, 100% { transform: translateY(0) translateX(0); opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { transform: translateY(-100vh) translateX(100px); opacity: 0; }
}

.hero-content {
    max-width: 900px;
    z-index: 1;
    position: relative;
}

.hero h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
    animation: fadeInUp 0.8s ease;
    background: linear-gradient(135deg, #0f172a 0%, #0ea5e9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero .subtitle {
    font-size: 20px;
    margin-bottom: 40px;
    line-height: 1.6;
    animation: fadeInUp 0.8s ease 0.2s both;
    color: var(--text-gray);
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.4s both;
}

/* 水晶半透明按钮 - Light Version */
.btn {
    padding: 14px 32px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: rgba(14, 165, 233, 0.15);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--primary-color);
    border: 1px solid rgba(14, 165, 233, 0.3);
    box-shadow: 
        0 4px 12px rgba(14, 165, 233, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.5),
        inset 0 -1px 0 rgba(14, 165, 233, 0.1);
}

.btn-primary:hover {
    background: rgba(14, 165, 233, 0.25);
    transform: translateY(-2px);
    box-shadow: 
        0 8px 20px rgba(14, 165, 233, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.6),
        inset 0 -1px 0 rgba(14, 165, 233, 0.1);
    border-color: rgba(14, 165, 233, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--text-dark);
    border: 1px solid rgba(148, 163, 184, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 1);
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.2);
}

/* Section通用样式 - Light Glass */
.section {
    padding: 80px 0;
    position: relative;
}

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

.section-title h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.section-title p {
    font-size: 18px;
    color: var(--text-gray);
    max-width: 700px;
    margin: 0 auto;
}

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

/* 核心优势区 - Light Glass Cards */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.advantage-card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 40px 30px;
    border-radius: 20px;
    border: 1px solid var(--border-glass);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-left: 4px solid var(--primary-color);
    box-shadow: var(--shadow-glass);
    position: relative;
}

.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.03) 0%, transparent 100%);
    pointer-events: none;
}

.advantage-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
    border-color: rgba(14, 165, 233, 0.4);
    background: rgba(255, 255, 255, 0.95);
}

.brand-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.brand-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-glow);
}

.advantage-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-tech);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 20px;
    color: white;
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.25);
    position: relative;
    z-index: 1;
}

.advantage-card h3 {
    font-size: 22px;
    margin-bottom: 12px;
    color: var(--text-dark);
    position: relative;
    z-index: 1;
}

.advantage-card p {
    color: var(--text-gray);
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

/* 服务概览区 - Light Glass Cards */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.service-card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 35px 25px;
    border-radius: 20px;
    border: 1px solid var(--border-glass);
    box-shadow: var(--shadow-glass);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease, background 0.3s ease;
    cursor: pointer;
    position: relative;
    text-decoration: none;
    color: inherit;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 0%, rgba(14, 165, 233, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-glow);
    border-color: rgba(14, 165, 233, 0.4);
    background: rgba(255, 255, 255, 0.95);
}

.service-card h3,
.service-card p {
    text-decoration: none;
}

.service-icon {
    width: 80px;
    height: 80px;
    background: rgba(14, 165, 233, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(14, 165, 233, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    margin: 0 auto 20px;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.1);
}

.service-card:hover .service-icon {
    background: var(--gradient-tech);
    transform: scale(1.1) rotateY(360deg);
    box-shadow: 0 8px 20px rgba(14, 165, 233, 0.3);
    border-color: transparent;
}

.service-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
    color: var(--text-dark);
    position: relative;
    z-index: 1;
}

.service-card p {
    color: var(--text-gray);
    font-size: 15px;
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

/* 页面Banner - Light Gradient */
.page-banner {
    background: var(--gradient-hero);
    padding: 140px 20px 80px;
    text-align: center;
    color: var(--text-dark);
    position: relative;
    overflow: hidden;
}

.page-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 30% 50%, rgba(14, 165, 233, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(139, 92, 246, 0.15) 0%, transparent 50%);
}

/* 浮动几何图形 - 圆形1 */
.page-banner::after {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.15) 0%, transparent 70%);
    top: -100px;
    right: -100px;
    animation: pulse-scale 3s ease-in-out infinite;
}

/* 浮动圆环1 */
.banner-float-ring-1 {
    position: absolute;
    width: 200px;
    height: 200px;
    border: 4px solid rgba(139, 92, 246, 0.25);
    border-radius: 50%;
    top: 12%;
    left: 8%;
    animation: ring-pulse-rotate 8s ease-in-out infinite;
}

/* 浮动圆环2 */
.banner-float-ring-2 {
    position: absolute;
    width: 160px;
    height: 160px;
    border: 3px solid rgba(14, 165, 233, 0.3);
    border-radius: 50%;
    bottom: 18%;
    right: 12%;
    animation: ring-pulse-rotate-reverse 10s ease-in-out infinite;
}

/* 浮动圆形2 - 大型脉冲 */
.banner-float-circle-1 {
    position: absolute;
    width: 140px;
    height: 140px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.18) 0%, transparent 70%);
    top: 55%;
    left: 3%;
    animation: circle-bounce 5s ease-in-out infinite;
}

/* 浮动圆形3 - 快速缩放 */
.banner-float-circle-2 {
    position: absolute;
    width: 90px;
    height: 90px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.2) 0%, transparent 70%);
    bottom: 25%;
    left: 22%;
    animation: circle-pulse-fast 4s ease-in-out infinite 1s;
}

/* 额外圆形 - 碰撞效果 */
.banner-float-circle-3 {
    position: absolute;
    width: 110px;
    height: 110px;
    border-radius: 50%;
    border: 3px solid rgba(139, 92, 246, 0.22);
    top: 25%;
    right: 8%;
    animation: circle-collide 7s ease-in-out infinite 0.5s;
}

/* 新增圆形4 - 大型缓慢脉冲 */
.banner-float-circle-4 {
    position: absolute;
    width: 170px;
    height: 170px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.15) 0%, transparent 70%);
    top: 8%;
    right: 35%;
    animation: circle-slow-pulse 9s ease-in-out infinite 1.5s;
}

/* 新增圆形5 - 快速旋转缩放 */
.banner-float-circle-5 {
    position: absolute;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    border: 4px solid rgba(139, 92, 246, 0.28);
    bottom: 12%;
    left: 45%;
    animation: circle-spin-pulse 6s ease-in-out infinite 2s;
}

/* 脉冲光晕 - 左侧 - 更强烈 */
.banner-pulse-1 {
    position: absolute;
    width: 450px;
    height: 450px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.12) 0%, transparent 70%);
    top: 48%;
    left: -120px;
    transform: translateY(-50%);
    animation: pulse-intense 2.5s ease-in-out infinite;
}

/* 脉冲光晕 - 右侧 - 更强烈 */
.banner-pulse-2 {
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.12) 0%, transparent 70%);
    top: 38%;
    right: -100px;
    animation: pulse-intense-delayed 2.5s ease-in-out infinite 1.25s;
}

/* 动画定义 - 更激烈的版本 */

@keyframes pulse-scale {
    0%, 100% { transform: scale(1); opacity: 0.7; }
    50% { transform: scale(1.4); opacity: 1; }
}

@keyframes ring-pulse-rotate {
    0% { transform: rotate(0deg) scale(1); opacity: 0.6; }
    25% { transform: rotate(90deg) scale(1.15); opacity: 0.9; }
    50% { transform: rotate(180deg) scale(0.9); opacity: 0.7; }
    75% { transform: rotate(270deg) scale(1.1); opacity: 0.85; }
    100% { transform: rotate(360deg) scale(1); opacity: 0.6; }
}

@keyframes ring-pulse-rotate-reverse {
    0% { transform: rotate(0deg) scale(1) translateY(0); opacity: 0.65; }
    25% { transform: rotate(-90deg) scale(1.2) translateY(-20px); opacity: 0.95; }
    50% { transform: rotate(-180deg) scale(0.85) translateY(15px); opacity: 0.75; }
    75% { transform: rotate(-270deg) scale(1.12) translateY(-10px); opacity: 0.9; }
    100% { transform: rotate(-360deg) scale(1) translateY(0); opacity: 0.65; }
}

@keyframes circle-bounce {
    0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.8; }
    20% { transform: translate(35px, -25px) scale(1.2); opacity: 1; }
    40% { transform: translate(-20px, 30px) scale(0.85); opacity: 0.7; }
    60% { transform: translate(25px, 20px) scale(1.15); opacity: 0.95; }
    80% { transform: translate(-30px, -15px) scale(0.95); opacity: 0.85; }
}

@keyframes circle-pulse-fast {
    0%, 100% { transform: scale(1) rotate(0deg); opacity: 0.7; }
    33% { transform: scale(1.5) rotate(120deg); opacity: 1; }
    66% { transform: scale(0.8) rotate(240deg); opacity: 0.6; }
}

@keyframes circle-collide {
    0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.75; }
    15% { transform: translate(-40px, -30px) scale(1.3); opacity: 1; }
    30% { transform: translate(30px, 20px) scale(0.8); opacity: 0.65; }
    45% { transform: translate(-25px, 35px) scale(1.18); opacity: 0.92; }
    60% { transform: translate(35px, -25px) scale(0.88); opacity: 0.72; }
    75% { transform: translate(-20px, -20px) scale(1.22); opacity: 0.95; }
    85% { transform: translate(15px, 30px) scale(0.95); opacity: 0.8; }
}

@keyframes pulse-intense {
    0%, 100% { transform: translateY(-50%) scale(1); opacity: 0.5; }
    50% { transform: translateY(-50%) scale(1.35); opacity: 1; }
}

@keyframes pulse-intense-delayed {
    0%, 100% { transform: scale(1); opacity: 0.45; }
    50% { transform: scale(1.4); opacity: 0.95; }
}

@keyframes circle-slow-pulse {
    0%, 100% { transform: scale(1) translateY(0); opacity: 0.6; }
    25% { transform: scale(1.25) translateY(-20px); opacity: 0.9; }
    50% { transform: scale(0.9) translateY(15px); opacity: 0.65; }
    75% { transform: scale(1.18) translateY(-12px); opacity: 0.85; }
}

@keyframes circle-spin-pulse {
    0%, 100% { transform: rotate(0deg) scale(1); opacity: 0.7; }
    20% { transform: rotate(72deg) scale(1.35); opacity: 1; }
    40% { transform: rotate(144deg) scale(0.82); opacity: 0.55; }
    60% { transform: rotate(216deg) scale(1.28); opacity: 0.95; }
    80% { transform: rotate(288deg) scale(0.92); opacity: 0.68; }
}

/* 新增几何图形特效 - 菱形、方块、十字 */

/* 浮动菱形 */
.banner-float-diamond {
    position: absolute;
    width: 100px;
    height: 100px;
    background: rgba(14, 165, 233, 0.15);
    clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
    animation: diamond-float 12s ease-in-out infinite;
}

/* 浮动方块 */
.banner-float-square {
    position: absolute;
    width: 80px;
    height: 80px;
    border: 2px solid rgba(139, 92, 246, 0.2);
    animation: square-rotate 15s linear infinite;
}

/* 浮动十字 */
.banner-float-cross {
    position: absolute;
    width: 60px;
    height: 60px;
    background: rgba(14, 165, 233, 0.18);
    clip-path: polygon(35% 0%, 65% 0%, 65% 35%, 100% 35%, 100% 65%, 65% 65%, 65% 100%, 35% 100%, 35% 65%, 0% 65%, 0% 35%, 35% 35%);
    animation: cross-pulse 6s ease-in-out infinite;
}

@keyframes diamond-float {
    0%, 100% { transform: translate(0, 0) rotate(45deg) scale(1); opacity: 0.6; }
    50% { transform: translate(40px, -40px) rotate(225deg) scale(1.3); opacity: 0.9; }
}

@keyframes square-rotate {
    0% { transform: rotate(0deg) translate(0, 0); opacity: 0.5; }
    50% { transform: rotate(180deg) translate(-30px, 30px); opacity: 0.8; }
    100% { transform: rotate(360deg) translate(0, 0); opacity: 0.5; }
}

@keyframes cross-pulse {
    0%, 100% { transform: scale(1) rotate(0deg); opacity: 0.5; }
    50% { transform: scale(1.4) rotate(90deg); opacity: 1; }
}

/* 盾牌形状 - 安全主题 */
.banner-float-shield {
    position: absolute;
    width: 80px;
    height: 100px;
    background: rgba(96, 165, 250, 0.2);
    clip-path: polygon(50% 0%, 100% 15%, 100% 45%, 50% 100%, 0% 45%, 0% 15%);
    animation: shield-float 10s ease-in-out infinite;
}

/* 锁形状 - 安全主题 */
.banner-float-lock {
    position: absolute;
    width: 70px;
    height: 85px;
    background: rgba(147, 197, 253, 0.18);
    clip-path: polygon(20% 0%, 80% 0%, 80% 35%, 70% 35%, 70% 25%, 60% 25%, 60% 15%, 40% 15%, 40% 25%, 30% 25%, 30% 35%, 20% 35%, 20% 55%, 35% 55%, 35% 65%, 65% 65%, 65% 55%, 80% 55%, 80% 75%, 50% 95%, 20% 75%);
    animation: lock-pulse 8s ease-in-out infinite;
}

/* 六边形 - 科技感 */
.banner-float-hexagon {
    position: absolute;
    width: 90px;
    height: 78px;
    border: 2px solid rgba(191, 219, 254, 0.25);
    clip-path: polygon(25% 0%, 75% 0%, 100% 50%, 75% 100%, 25% 100%, 0% 50%);
    animation: hexagon-rotate 12s linear infinite;
}

@keyframes shield-float {
    0%, 100% { transform: translateY(0) rotate(0deg) scale(1); opacity: 0.6; }
    33% { transform: translateY(-25px) rotate(5deg) scale(1.15); opacity: 0.9; }
    66% { transform: translateY(15px) rotate(-5deg) scale(0.92); opacity: 0.7; }
}

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

@keyframes hexagon-rotate {
    0% { transform: rotate(0deg) translate(0, 0); opacity: 0.6; }
    50% { transform: rotate(180deg) translate(-20px, 20px); opacity: 0.9; }
    100% { transform: rotate(360deg) translate(0, 0); opacity: 0.6; }
}

.page-banner h1 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 15px;
    position: relative;
    z-index: 1;
    background: linear-gradient(135deg, #0f172a 0%, #0ea5e9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-banner p {
    font-size: 18px;
    color: var(--text-gray);
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

/* 按钮弹出框样式 */
.popup-content {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) scale(0);
    margin-bottom: 15px;
    background: white;
    padding: 20px;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    text-align: center;
    z-index: 1000;
    min-width: 190px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    transform-origin: bottom center;
}

.popup-content.show {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateX(-50%) scale(1) !important;
    pointer-events: auto !important;
}

.btn.active {
    transform: translateY(15px);
}

/* 内容区块 - Light Glass */
.content-block {
    padding: 70px 0;
}

.content-block:nth-child(even) {
    background: var(--bg-lighter);
}

.block-header {
    text-align: center;
    margin-bottom: 50px;
}

.block-header h2 {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.block-header p {
    font-size: 17px;
    color: var(--text-gray);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.7;
}

.feature-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.feature-item {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 30px;
    border-radius: 16px;
    border: 1px solid var(--border-glass);
    box-shadow: var(--shadow-glass);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.03) 0%, transparent 100%);
    pointer-events: none;
}

.feature-item:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-3px);
    border-color: rgba(14, 165, 233, 0.3);
    background: rgba(255, 255, 255, 0.95);
}

.feature-item h3 {
    font-size: 19px;
    margin-bottom: 12px;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    gap: 10px;
    position: relative;
    z-index: 1;
}

.feature-item h3 .icon {
    color: var(--primary-color);
    font-size: 24px;
}

.feature-item p {
    color: var(--text-gray);
    line-height: 1.7;
    font-size: 15px;
    position: relative;
    z-index: 1;
}

/* 详情卡片 - Light Glass */
.detail-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 35px;
    margin-top: 45px;
}

.detail-carousel {
    -webkit-overflow-scrolling: touch;
}

.detail-carousel .detail-card {
    flex-shrink: 0;
}

.detail-card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--border-glass);
    box-shadow: var(--shadow-glass);
    transition: all 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
}

.detail-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
    border-color: rgba(14, 165, 233, 0.4);
}

.card-image {
    height: 200px;
    background: var(--gradient-tech);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 60px;
    color: white;
    position: relative;
    overflow: hidden;
}

.card-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, transparent 100%);
}

.card-body {
    padding: 30px;
    position: relative;
    z-index: 1;
    flex: 1;
}

.card-body h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.card-body p {
    color: var(--text-gray);
    line-height: 1.7;
    margin-bottom: 10px;
}

.card-body ul {
    list-style: none;
    margin-top: 15px;
}

.card-body ul li {
    padding: 8px 0;
    color: var(--text-gray);
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.card-body ul li::before {
    content: '✓';
    color: #10b981;
    font-weight: bold;
    flex-shrink: 0;
}

/* 技术特点 - Light Glass */
.tech-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.tech-feature {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid var(--border-glass);
    border-top: 4px solid var(--primary-color);
    box-shadow: var(--shadow-glass);
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.tech-feature::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

.tech-feature h3 {
    font-size: 24px;
    margin-bottom: 20px;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    gap: 12px;
    position: relative;
    z-index: 1;
}

.tech-feature h3 .icon {
    font-size: 32px;
}

.tech-feature p {
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 15px;
    position: relative;
    z-index: 1;
}

.tech-feature .highlight {
    background: rgba(251, 191, 36, 0.1);
    backdrop-filter: blur(10px);
    border-left: 4px solid #fbbf24;
    padding: 15px 20px;
    border-radius: 8px;
    margin-top: 20px;
    font-size: 14px;
    color: #d97706;
    border: 1px solid rgba(251, 191, 36, 0.2);
    position: relative;
    z-index: 1;
}

.tech-feature:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-glow);
}

/* 关于我们 - Light Glass */
.about-intro {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid var(--border-glass);
    box-shadow: var(--shadow-glass);
    margin-bottom: 40px;
    position: relative;
    overflow: hidden;
}

.about-intro h3 {
    font-size: 22px;
    margin-bottom: 12px;
    color: var(--text-dark);
    position: relative;
    z-index: 1;
}

.about-intro p {
    color: var(--text-gray);
    line-height: 1.7;
    font-size: 15px;
    position: relative;
    z-index: 1;
}

.mission-vision {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
    margin: 50px 0;
}

.mv-card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid var(--border-glass);
    box-shadow: var(--shadow-glass);
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.mv-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 0%, rgba(14, 165, 233, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.mv-card .icon {
    font-size: 48px;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.mv-card h3 {
    font-size: 22px;
    margin-bottom: 12px;
    color: var(--text-dark);
    position: relative;
    z-index: 1;
}

.mv-card p {
    color: var(--text-gray);
    line-height: 1.7;
    font-size: 15px;
    position: relative;
    z-index: 1;
}

.mv-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-glow);
}

.qualifications {
    background: rgba(14, 165, 233, 0.05);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 40px;
    border-radius: 20px;
    margin: 50px 0;
    border: 1px solid rgba(14, 165, 233, 0.2);
    box-shadow: 0 4px 20px rgba(14, 165, 233, 0.1);
    position: relative;
    overflow: hidden;
}

.qualifications::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.5) 0%, transparent 100%);
    pointer-events: none;
    border-radius: inherit;
}

.qualifications h3 {
    font-size: 24px;
    margin-bottom: 20px;
    color: var(--text-dark);
    position: relative;
    z-index: 1;
}

.qualifications ul {
    list-style: none;
    position: relative;
    z-index: 1;
}

.qualifications ul li {
    padding: 12px 0;
    color: var(--text-gray);
    font-size: 15px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.qualifications ul li::before {
    content: '🏆';
    flex-shrink: 0;
}

.contact-info {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid var(--border-glass);
    box-shadow: var(--shadow-glass);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.contact-info::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.5) 0%, transparent 100%);
    pointer-events: none;
}

.contact-info h3 {
    font-size: 26px;
    margin-bottom: 25px;
    color: var(--text-dark);
    position: relative;
    z-index: 1;
}

.contact-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin: 20px 0;
    font-size: 18px;
    color: var(--text-gray);
    position: relative;
    z-index: 1;
}

.contact-item .icon {
    font-size: 28px;
    color: var(--primary-color);
}

/* Footer - Light Style */
.footer {
    background: var(--bg-lighter);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    color: var(--text-dark);
    padding: 60px 0 30px;
    border-top: 1px solid var(--border-glass);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(14, 165, 233, 0.3), transparent);
}

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

.footer-section h4 {
    font-size: 18px;
    margin-bottom: 20px;
    color: var(--text-dark);
}

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

.footer-section ul li {
    margin-bottom: 12px;
}

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

.footer-section ul li a:hover {
    color: var(--primary-color);
}

.footer-section p {
    color: var(--text-gray);
    line-height: 1.7;
    font-size: 14px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-glass);
    color: var(--text-light);
    font-size: 14px;
}

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

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

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

.advantage-card.fade-in.visible:hover {
    transform: translateY(-5px);
}

.service-card.fade-in.visible:hover {
    transform: translateY(-8px);
}

.brand-card.fade-in.visible:hover,
.mv-card.fade-in.visible:hover,
.tech-feature.fade-in.visible:hover {
    transform: translateY(-6px);
}

/* 响应式设计 - 平板 */
@media (max-width: 1024px) {
    .hero h1 {
        font-size: 38px;
    }

    .hero .subtitle {
        font-size: 18px;
    }

    .section-title h2 {
        font-size: 30px;
    }

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

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

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

/* 响应式设计 - 手机 */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-lg);
        gap: 15px;
        border-bottom: 1px solid var(--border-glass);
    }

    .nav-menu.active {
        display: flex;
    }

    .mobile-toggle {
        display: flex;
    }

    .hero {
        min-height: 70vh;
        padding-top: 180px;
        padding-left: 30px;
        padding-right: 30px;
        padding-bottom: 40px;
    }

    .hero-with-image {
        background-position: 75% center !important;
    }

    .hero .hero-content-wrapper {
        margin-left: 20px !important;
        margin-top: 100px !important;
        max-width: 100% !important;
    }

    .hero .container {
        padding-left: 20px !important;
        max-width: 100%;
    }

    .hero .hero-content {
        max-width: 100% !important;
    }

    .hero h1 {
        font-size: 28px;
        padding-left: 20px !important;
        padding-right: 20px !important;
    }

    .hero .subtitle {
        font-size: 16px;
        margin-bottom: 30px;
        padding-left: 20px !important;
        padding-right: 20px !important;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
        gap: 16px !important;
        margin-top: 50px !important;
    }

    .cta-buttons > div {
        width: 80%;
        max-width: 280px;
        margin-left: 0 !important;
        margin-bottom: 0 !important;
        padding: 0 !important;
    }

    .btn {
        display: flex;
        width: 100% !important;
        max-width: none !important;
        padding: 12px 28px;
        font-size: 15px;
        justify-content: center;
        box-sizing: border-box;
    }

    .hero .btn-primary,
    .hero .btn-secondary {
        margin: 0 !important;
        text-align: center;
    }

    .section {
        padding: 50px 0;
    }

    .section-title h2 {
        font-size: 26px;
    }

    .section-title p {
        font-size: 16px;
    }

    .block-header p {
        font-size: 16px;
    }

    .page-banner {
        padding: 110px 15px 60px;
    }

    .page-banner h1 {
        font-size: 30px;
    }

    .page-banner p {
        font-size: 16px;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

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

    .detail-cards {
        grid-template-columns: 1fr;
    }

    .detail-carousel {
        display: flex !important;
        grid-template-columns: unset !important;
        overflow-x: auto !important;
        overflow-y: hidden !important;
        gap: 0 !important;
        padding-bottom: 10px;
        position: relative;
        white-space: nowrap;
        flex-wrap: nowrap !important;
    }

    .detail-carousel::-webkit-scrollbar {
        display: none;
    }

    .detail-carousel .detail-card {
        width: 300px !important;
        min-width: 300px !important;
        max-width: 300px !important;
        flex-shrink: 0 !important;
        white-space: normal;
        margin-right: 20px;
        height: auto;
    }

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

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

    .about-intro {
        padding: 0 !important;
        grid-template-columns: 1fr !important;
        gap: 0 !important;
        border-radius: 20px !important;
        box-shadow: var(--shadow-glass) !important;
        background: rgba(255, 255, 255, 0.8) !important;
        overflow: hidden !important;
        isolation: isolate !important;
    }

    .about-intro > div:first-child {
        order: 2;
        padding: 24px 20px;
    }

    .about-intro > img {
        order: 1;
        width: 100% !important;
        height: auto !important;
        margin-left: 0 !important;
        margin-top: 0 !important;
        margin-bottom: 0 !important;
        border-radius: 0 !important;
        display: block;
    }

    .about-intro > h3,
    .about-intro > p {
        padding-left: 20px;
        padding-right: 20px;
    }

    .about-intro > h3 {
        padding-top: 20px;
    }

    .about-intro > p {
        padding-bottom: 20px;
    }

    .mv-card {
        padding: 30px 20px;
    }

    .qualifications {
        padding: 0 !important;
        grid-template-columns: 1fr !important;
        gap: 0 !important;
        border-radius: 20px !important;
        box-shadow: var(--shadow-glass) !important;
        background: rgba(14, 165, 233, 0.05) !important;
        overflow: hidden !important;
        isolation: isolate !important;
    }

    .qualifications > div:first-child {
        order: 1;
        overflow: hidden;
        border-radius: 0;
    }

    .qualifications > div:first-child img {
        border-radius: 0 !important;
        display: block;
        width: 100% !important;
    }

    .qualifications > div:last-child {
        order: 2;
        padding: 24px 20px;
    }

    .footer {
        padding: 40px 0 20px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .block-header h2 {
        font-size: 26px;
    }

    .tech-feature {
        padding: 30px 20px;
    }

    .detail-card .card-body {
        padding: 25px 20px;
    }
}

/* 超小屏幕 */
@media (max-width: 480px) {
    .hero h1 {
        font-size: 24px;
    }

    .hero .subtitle {
        font-size: 14px;
    }

    .container {
        padding: 0 15px;
    }

    .service-card {
        padding: 25px 20px;
    }

    .advantage-card {
        padding: 30px 20px;
    }
}

/* 品牌展示区 - 弹性触摸滑动 */
.brand-carousel {
    -webkit-overflow-scrolling: touch;
}

.brand-carousel .brand-card {
    flex-shrink: 0;
}

/* 功能特性区 - 弹性触摸滑动 */
.feature-carousel {
    -webkit-overflow-scrolling: touch;
}

.feature-carousel .feature-item {
    flex-shrink: 0;
}

/* 弹性滑动内部容器 */
.elastic-inner {
    display: flex !important;
    flex-wrap: nowrap !important;
    width: max-content !important;
}

@media (max-width: 768px) {
    .brand-carousel,
    .feature-carousel {
        display: block !important;
        grid-template-columns: unset !important;
        overflow: hidden !important;
        gap: 0 !important;
        padding-bottom: 10px;
        position: relative;
    }

    .brand-carousel::-webkit-scrollbar,
    .feature-carousel::-webkit-scrollbar {
        display: none;
    }

    .brand-carousel .elastic-inner,
    .feature-carousel .elastic-inner {
        gap: 20px !important;
    }

    .brand-carousel .brand-card {
        width: 280px !important;
        min-width: 280px !important;
        flex-shrink: 0 !important;
    }

    .feature-carousel .feature-item {
        width: 300px !important;
        min-width: 300px !important;
        flex-shrink: 0 !important;
    }
}