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

:root {
    --primary-color: #007AFF;
    --secondary-color: #5856D6;
    --bg-gradient-start: #0a0a0a;
    --bg-gradient-end: #1a1a2e;
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
    color: var(--text-primary);
    overflow-x: hidden;
    min-height: 100vh;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 导航栏 - 液态玻璃效果 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: 
        linear-gradient(180deg, rgba(255, 255, 255, 0.08) 0%, transparent 50%),
        linear-gradient(135deg, rgba(10, 10, 10, 0.6), rgba(20, 20, 30, 0.5));
    backdrop-filter: blur(40px) saturate(180%) brightness(1.05);
    -webkit-backdrop-filter: blur(40px) saturate(180%) brightness(1.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    padding: 20px 0;
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.15),
        inset 0 -1px 0 rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    isolation: isolate;
}

.navbar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.3) 50%,
        transparent 100%
    );
    opacity: 0.6;
    animation: navShine 3s ease-in-out infinite;
}

.navbar::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(
        180deg,
        transparent 0%,
        rgba(255, 255, 255, 0.05) 100%
    );
    pointer-events: none;
}

.nav-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 1;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(135deg, #007AFF, #5856D6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
    position: relative;
    align-items: center;
}

.nav-slider-track {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.nav-slider {
    position: absolute;
    width: 100px;
    height: 40px;
    border-radius: 20px;
    background: 
        linear-gradient(135deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0.08)),
        linear-gradient(180deg, rgba(255, 255, 255, 0.12) 0%, transparent 50%);
    backdrop-filter: blur(40px) saturate(200%) brightness(1.1);
    -webkit-backdrop-filter: blur(40px) saturate(200%) brightness(1.1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.4),
        0 2px 8px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.5),
        inset 0 -1px 0 rgba(0, 0, 0, 0.1),
        inset 0 0 30px rgba(255, 255, 255, 0.05);
    transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1), 
                left 0.6s cubic-bezier(0.4, 0, 0.2, 1),
                opacity 0.4s ease,
                backdrop-filter 0.3s ease,
                box-shadow 0.3s ease,
                visibility 0.4s ease;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-50%);
    left: 0;
    top: 50%;
    will-change: left, width;
    isolation: isolate;
    overflow: hidden;
}

.nav-links:hover .nav-slider {
    opacity: 1;
    visibility: visible;
}

.nav-slider::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg, 
        transparent 0%, 
        rgba(255, 255, 255, 0.5) 30%, 
        rgba(255, 255, 255, 0.6) 50%, 
        rgba(255, 255, 255, 0.5) 70%, 
        transparent 100%
    );
    transition: left 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 20px;
    mix-blend-mode: overlay;
    z-index: 2;
    pointer-events: none;
}

.nav-slider:hover::before {
    left: 100%;
}

.nav-slider::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background: linear-gradient(
        180deg,
        transparent 0%,
        rgba(255, 255, 255, 0.08) 50%,
        rgba(255, 255, 255, 0.15) 100%
    );
    border-radius: 0 0 20px 20px;
    z-index: 1;
    pointer-events: none;
    opacity: 0.6;
}

.nav-slider:hover {
    backdrop-filter: blur(50px) saturate(220%) brightness(1.15);
    -webkit-backdrop-filter: blur(50px) saturate(220%) brightness(1.15);
    box-shadow: 
        0 12px 40px rgba(255, 255, 255, 0.15),
        0 4px 12px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.6),
        inset 0 -1px 0 rgba(0, 0, 0, 0.05),
        inset 0 0 40px rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
}

/* 滑动条始终可见，不需要hover显示 */

.nav-links li:not(.nav-slider-track) {
    position: relative;
    z-index: 1;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 16px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    padding: 8px 16px;
    border-radius: 12px;
    display: block;
    z-index: 2;
}

.nav-links a:hover {
    color: var(--text-primary);
}

.nav-links a.active {
    color: var(--text-primary);
}

/* 主视觉区域 */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 20px 80px;
    position: relative;
}

.hero-content {
    text-align: center;
    max-width: 900px;
    width: 100%;
}

.hero-title {
    font-size: clamp(36px, 8vw, 72px);
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.title-line {
    display: block;
    background: linear-gradient(135deg, #ffffff, rgba(255, 255, 255, 0.8));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.8s ease-out;
}

.title-line:nth-child(2) {
    animation-delay: 0.2s;
    animation-fill-mode: both;
}

.hero-subtitle {
    font-size: clamp(18px, 3vw, 24px);
    color: var(--text-secondary);
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

/* 眼镜渲染图容器 */
.glasses-container {
    margin: 80px 0;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.glasses-wrapper {
    position: relative;
    width: 100%;
    max-width: 700px;
    height: 400px;
    display: flex;
    justify-content: center;
    align-items: center;
    perspective: 1000px;
}

/* 额外的模糊层 - 增强高级感 */
.glasses-wrapper::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    height: 90%;
    background: 
        radial-gradient(ellipse at 30% 30%, rgba(0, 0, 0, 0.2) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 30%, rgba(0, 0, 0, 0.2) 0%, transparent 50%),
        radial-gradient(ellipse at center, rgba(0, 0, 0, 0.15) 0%, transparent 65%);
    filter: blur(90px);
    z-index: -1;
    animation: deepBlur 5s ease-in-out infinite;
}

.glasses-svg {
    width: 100%;
    height: 100%;
    filter: blur(25px) brightness(0.95) contrast(1.5) saturate(1.2);
    opacity: 0.85;
    animation: pulse 4s ease-in-out infinite, float 5s ease-in-out infinite;
    position: relative;
    z-index: 1;
    transition: filter 0.5s ease;
    transform-style: preserve-3d;
}

/* 墨镜镜框 - 半透明效果 */
.frame {
    fill: url(styles.css);
    stroke: rgba(220, 220, 230, 0.6);
    stroke-width: 3;
    filter: blur(4px);
    opacity: 0.95;
}

/* 墨镜镜片 - 深色渐变 */
.lens {
    fill: url(styles.css);
    stroke: rgba(0, 0, 0, 0.95);
    stroke-width: 2;
    filter: blur(6px) drop-shadow(0 0 20px rgba(0, 0, 0, 0.5));
    opacity: 1;
}

.lens-left {
    animation: lensGlow 3s ease-in-out infinite;
}

.lens-right {
    animation: lensGlow 3s ease-in-out infinite 0.7s;
}

/* 镜片反光效果 */
.reflection {
    fill: rgba(255, 255, 255, 0.3);
    filter: blur(12px);
    opacity: 0.75;
    animation: reflectionMove 4s ease-in-out infinite;
    mix-blend-mode: overlay;
}

.reflection-left {
    animation-delay: 0s;
}

.reflection-right {
    animation-delay: 0.5s;
}

/* 镜框连接桥 */
.bridge {
    fill: url(styles.css);
    stroke: rgba(200, 200, 210, 0.5);
    stroke-width: 2;
    filter: blur(3px);
    opacity: 0.9;
}

/* 镜腿 - 半透明，向内弯曲，俯视角度 */
.temple {
    stroke: url(styles.css);
    stroke-width: 14;
    filter: blur(5px);
    opacity: 0.9;
}

.temple-fill {
    stroke: url(styles.css);
    stroke-width: 11;
    filter: blur(4px);
    opacity: 0.8;
}

/* 内部结构线条 - 显示内部细节 */
.internal {
    stroke: url(styles.css);
    stroke-width: 1.5;
    fill: none;
    filter: blur(2px);
    opacity: 0.75;
}

.internal-left-1,
.internal-right-1 {
    stroke-width: 2;
    opacity: 0.7;
}

.internal-left-2,
.internal-right-2 {
    stroke-width: 1.5;
    opacity: 0.65;
}

.internal-left-3,
.internal-left-4,
.internal-right-3,
.internal-right-4 {
    stroke-width: 1;
    opacity: 0.6;
}

.internal-temple-left,
.internal-temple-right {
    stroke-width: 3;
    opacity: 0.65;
}

.blur-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at 30% 35%, rgba(0, 0, 0, 0.25) 0%, transparent 40%),
        radial-gradient(ellipse at 70% 35%, rgba(0, 0, 0, 0.25) 0%, transparent 40%),
        radial-gradient(ellipse at 50% 60%, rgba(0, 0, 0, 0.15) 0%, transparent 50%),
        radial-gradient(circle at center, rgba(10, 10, 15, 0.2) 0%, transparent 60%);
    filter: blur(80px);
    z-index: 0;
    animation: glow 4s ease-in-out infinite;
    opacity: 0.5;
}

/* 额外的深度模糊层 */
.glasses-wrapper::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 130%;
    height: 130%;
    background: 
        radial-gradient(ellipse at 25% 30%, rgba(0, 0, 0, 0.2) 0%, transparent 35%),
        radial-gradient(ellipse at 75% 30%, rgba(0, 0, 0, 0.2) 0%, transparent 35%),
        radial-gradient(ellipse at 50% 65%, rgba(0, 0, 0, 0.15) 0%, transparent 45%);
    filter: blur(110px);
    z-index: -2;
    opacity: 0.45;
    animation: deepGlow 6s ease-in-out infinite;
}

.glasses-wrapper:hover .glasses-svg {
    filter: blur(22px) brightness(1.05) contrast(1.6) saturate(1.3);
    opacity: 0.95;
    cursor: pointer;
    transform: scale(1.02);
}

.glasses-wrapper:hover .blur-overlay {
    filter: blur(75px);
    opacity: 0.95;
}

.glasses-wrapper:hover::before {
    filter: blur(90px);
    opacity: 0.9;
}

/* 液态玻璃按钮 */
.button-group {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 60px;
    animation: fadeInUp 0.8s ease-out 0.8s both;
    position: relative;
    align-items: center;
}

.button-slider-track {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    margin: 0;
    padding: 0;
}

.button-slider {
    position: absolute;
    width: 150px;
    height: 56px;
    border-radius: 30px;
    background: 
        linear-gradient(135deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0.08)),
        linear-gradient(180deg, rgba(255, 255, 255, 0.12) 0%, transparent 50%);
    backdrop-filter: blur(40px) saturate(200%) brightness(1.1);
    -webkit-backdrop-filter: blur(40px) saturate(200%) brightness(1.1);
    border: none;
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.4),
        0 2px 8px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.5),
        inset 0 -1px 0 rgba(0, 0, 0, 0.1),
        inset 0 0 30px rgba(255, 255, 255, 0.05);
    transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1), 
                height 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                left 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                top 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                borderRadius 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                opacity 0.3s ease,
                backdrop-filter 0.3s ease,
                box-shadow 0.3s ease;
    opacity: 1;
    left: 0;
    top: 0;
    transform: none;
    will-change: left, width, top, height;
    isolation: isolate;
    overflow: hidden;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 移除高光效果 */

.glass-button {
    position: relative;
    padding: 18px 40px;
    font-size: 18px;
    font-weight: 600;
    border: none;
    border-radius: 30px;
    cursor: pointer;
    overflow: hidden;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(40px) saturate(200%) brightness(1.1);
    -webkit-backdrop-filter: blur(40px) saturate(200%) brightness(1.1);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.4),
        0 2px 8px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.4),
        inset 0 -1px 0 rgba(0, 0, 0, 0.1),
        inset 0 0 20px rgba(255, 255, 255, 0.05);
    z-index: 1;
    isolation: isolate;
    text-decoration: none;
    display: inline-block;
    color: var(--text-primary);
}

.button-group .glass-button {
    z-index: 2;
}

.glass-button.primary {
    background: 
        linear-gradient(135deg, rgba(0, 122, 255, 0.25), rgba(88, 86, 214, 0.25)),
        linear-gradient(180deg, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    border: 1px solid rgba(255, 255, 255, 0.35);
    color: var(--text-primary);
    box-shadow: 
        0 8px 32px rgba(0, 122, 255, 0.3),
        0 2px 8px rgba(0, 122, 255, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.5),
        inset 0 -1px 0 rgba(0, 0, 0, 0.1),
        inset 0 0 30px rgba(0, 122, 255, 0.1);
}

.glass-button.secondary {
    background: 
        linear-gradient(135deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0.08)),
        linear-gradient(180deg, rgba(255, 255, 255, 0.12) 0%, transparent 50%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: var(--text-primary);
    box-shadow: 
        0 8px 32px rgba(255, 255, 255, 0.1),
        0 2px 8px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.5),
        inset 0 -1px 0 rgba(0, 0, 0, 0.1),
        inset 0 0 30px rgba(255, 255, 255, 0.05);
}

/* 顶部光泽层 */
.glass-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg, 
        transparent 0%, 
        rgba(255, 255, 255, 0.5) 30%, 
        rgba(255, 255, 255, 0.6) 50%, 
        rgba(255, 255, 255, 0.5) 70%, 
        transparent 100%
    );
    transition: left 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 2;
    pointer-events: none;
    mix-blend-mode: overlay;
}

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

/* 底部反光层 */
.glass-button::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background: linear-gradient(
        180deg,
        transparent 0%,
        rgba(255, 255, 255, 0.08) 50%,
        rgba(255, 255, 255, 0.15) 100%
    );
    border-radius: 0 0 30px 30px;
    z-index: 1;
    pointer-events: none;
    opacity: 0.6;
}

.glass-button:hover {
    transform: translateY(-3px) scale(1.03);
    box-shadow: 
        0 16px 48px rgba(0, 122, 255, 0.4),
        0 4px 12px rgba(0, 122, 255, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.6),
        inset 0 -1px 0 rgba(0, 0, 0, 0.05),
        inset 0 0 40px rgba(0, 122, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(50px) saturate(220%) brightness(1.15);
    -webkit-backdrop-filter: blur(50px) saturate(220%) brightness(1.15);
}

.glass-button.secondary:hover {
    box-shadow: 
        0 16px 48px rgba(255, 255, 255, 0.15),
        0 4px 12px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.6),
        inset 0 -1px 0 rgba(0, 0, 0, 0.05),
        inset 0 0 40px rgba(255, 255, 255, 0.1);
}

.glass-button:active {
    transform: translateY(-1px) scale(1.01);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.button-text {
    position: relative;
    z-index: 3;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* 动态光泽效果 */
.button-shine {
    position: absolute;
    top: -100%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(ellipse at center, rgba(255, 255, 255, 0.6) 0%, transparent 60%),
        linear-gradient(135deg, transparent 0%, rgba(255, 255, 255, 0.3) 50%, transparent 100%);
    opacity: 0;
    transition: opacity 0.5s ease, transform 0.5s ease;
    z-index: 1;
    pointer-events: none;
    animation: shineMove 3s ease-in-out infinite;
    mix-blend-mode: soft-light;
}

.glass-button:hover .button-shine {
    opacity: 0.8;
    animation: shineMove 2s ease-in-out infinite;
}

@keyframes shineMove {
    0%, 100% {
        transform: translate(-50%, -50%) rotate(0deg) scale(1);
        opacity: 0.3;
    }
    50% {
        transform: translate(-40%, -40%) rotate(10deg) scale(1.1);
        opacity: 0.6;
    }
}

/* 功能特性区域 */
.features {
    padding: 100px 20px;
    background: rgba(0, 0, 0, 0.3);
}

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

.section-title {
    font-size: clamp(32px, 5vw, 48px);
    text-align: center;
    margin-bottom: 60px;
    background: linear-gradient(135deg, #ffffff, rgba(255, 255, 255, 0.7));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 20px 40px rgba(0, 122, 255, 0.2);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--text-primary);
}

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

/* 关于区域 */
.about {
    padding: 100px 20px;
}

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

.about-text {
    font-size: 18px;
    line-height: 1.8;
    color: var(--text-secondary);
}

.about-text p {
    margin-bottom: 20px;
}

/* 联系区域 */
.contact {
    padding: 100px 20px;
    background: rgba(0, 0, 0, 0.3);
    text-align: center;
}

.contact-content p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 30px;
}

/* 页脚 */
.footer {
    padding: 40px 20px;
    text-align: center;
    color: var(--text-secondary);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.7;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.8;
    }
}

@keyframes lensGlow {
    0%, 100% {
        opacity: 0.85;
        filter: blur(4px);
    }
    50% {
        opacity: 0.95;
        filter: blur(3px);
    }
}

@keyframes reflectionMove {
    0%, 100% {
        transform: translate(0, 0);
        opacity: 0.5;
    }
    25% {
        transform: translate(5px, -5px);
        opacity: 0.7;
    }
    75% {
        transform: translate(-5px, 5px);
        opacity: 0.6;
    }
}

@keyframes navShine {
    0%, 100% {
        opacity: 0.4;
        transform: translateX(-100%);
    }
    50% {
        opacity: 0.8;
        transform: translateX(100%);
    }
}

@keyframes sliderShine {
    0%, 100% {
        left: -100%;
        opacity: 0.3;
    }
    50% {
        left: 100%;
        opacity: 0.6;
    }
}

@keyframes glow {
    0%, 100% {
        opacity: 0.5;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.1);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    33% {
        transform: translateY(-10px) rotate(1deg);
    }
    66% {
        transform: translateY(10px) rotate(-1deg);
    }
}

@keyframes deepBlur {
    0%, 100% {
        opacity: 0.6;
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        opacity: 0.8;
        transform: translate(-50%, -50%) scale(1.1);
    }
}

@keyframes deepGlow {
    0%, 100% {
        opacity: 0.65;
        filter: blur(110px);
    }
    50% {
        opacity: 0.9;
        filter: blur(130px);
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-links {
        gap: 15px;
    }
    
    .nav-links a {
        font-size: 14px;
    }
    
    .glasses-wrapper {
        height: 200px;
    }
    
    .button-group {
        flex-direction: column;
        align-items: center;
    }
    
    .glass-button {
        width: 100%;
        max-width: 300px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
}

/* 联系页面样式 */
.contact-page {
    min-height: 100vh;
    padding: 120px 20px 80px;
}

.contact-page-content {
    max-width: 1200px;
    margin: 0 auto;
}

.page-title {
    font-size: clamp(40px, 6vw, 56px);
    text-align: center;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #ffffff, rgba(255, 255, 255, 0.8));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-subtitle {
    font-size: clamp(18px, 3vw, 24px);
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 80px;
}

/* 联系方式区域 */
.contact-info-section {
    margin-bottom: 100px;
}

.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.contact-info-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.3s ease;
}

.contact-info-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 20px 40px rgba(0, 122, 255, 0.2);
}

.contact-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.contact-info-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.contact-info-card p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 8px;
}

/* 团队区域 */
.team-section {
    margin-bottom: 80px;
}

.team-intro {
    font-size: 18px;
    line-height: 1.8;
    color: var(--text-secondary);
    text-align: center;
    max-width: 800px;
    margin: 40px auto 60px;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.team-member-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.3s ease;
}

.team-member-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 20px 40px rgba(0, 122, 255, 0.2);
}

.member-avatar {
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(0, 122, 255, 0.3), rgba(88, 86, 214, 0.3));
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.avatar-placeholder {
    font-size: 36px;
    font-weight: 700;
    color: var(--text-primary);
}

.member-name {
    font-size: 24px;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.member-role {
    font-size: 16px;
    color: var(--primary-color);
    margin-bottom: 15px;
    font-weight: 600;
}

.member-desc {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* 返回按钮容器 */
.back-button-container {
    text-align: center;
    margin-top: 60px;
}

/* 联系页面响应式设计 */
@media (max-width: 768px) {
    .contact-info-grid,
    .team-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-page {
        padding: 100px 20px 60px;
    }
}