/* 重置样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --accent-color: #f093fb;
    --dark-color: #1a1a2e;
    --light-color: #ffffff;
    --text-color: #333333;
    --bg-color: #0f0f23;
    --card-bg: rgba(255, 255, 255, 0.1);
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4ecdc4 0%, #44a08d 100%);
    --gradient-4: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 基础样式 */
body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--light-color);
    background: var(--bg-color);
    overflow-x: hidden;
}

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

/* 背景动画 */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(45deg, #0f0f23, #1a1a2e, #16213e);
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--accent-color);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.particle:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.particle:nth-child(2) {
    top: 60%;
    left: 80%;
    animation-delay: 1s;
}

.particle:nth-child(3) {
    top: 40%;
    left: 60%;
    animation-delay: 2s;
}

.particle:nth-child(4) {
    top: 80%;
    left: 30%;
    animation-delay: 3s;
}

.particle:nth-child(5) {
    top: 10%;
    left: 70%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(15, 15, 35, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.logo-text {
    font-family: 'Orbitron', monospace;
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-link {
    color: var(--light-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-1);
    transition: var(--transition);
}

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

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

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--light-color);
    margin: 3px 0;
    transition: var(--transition);
}

/* 主页面 */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 2rem;
    position: relative;
}

.hero-content {
    flex: 1;
    max-width: 600px;
    text-align: center;
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    overflow: hidden;
}

.title-line {
    display: block;
    opacity: 0;
    transform: translateY(100px);
    animation: slideUp 1s ease-out forwards;
}

.title-line:nth-child(1) {
    animation-delay: 0.2s;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title-line:nth-child(2) {
    animation-delay: 0.4s;
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@keyframes slideUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-subtitle {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
    opacity: 0;
    animation: fadeIn 1s ease-out 0.6s forwards;
    min-height: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.hero-buttons {
    display: flex;
    gap: 1rem;
    opacity: 0;
    animation: fadeIn 1s ease-out 0.8s forwards;
    justify-content: center;
}

.btn-primary, .btn-secondary {
    padding: 12px 30px;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-1);
    color: var(--light-color);
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

.btn-secondary:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
}

/* 英雄区域视觉效果 */
.hero-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    height: 400px;
}

#hero-canvas {
    width: 100%;
    height: 100%;
    max-width: 500px;
    max-height: 500px;
    border-radius: 15px;
    background: transparent;
    cursor: pointer;
    transition: transform 0.3s ease;
    filter: drop-shadow(0 10px 30px rgba(102, 126, 234, 0.3));
}

#hero-canvas:hover {
    transform: scale(1.02);
    filter: drop-shadow(0 15px 40px rgba(102, 126, 234, 0.5));
}

.model-hint {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 25px;
    padding: 0.7rem 1.2rem;
    color: var(--light-color);
    font-size: 0.85rem;
    font-weight: 500;
    animation: pulse 2s infinite;
    transition: all 0.3s ease;
    z-index: 10;
}

.model-hint i {
    color: var(--accent-color);
    font-size: 0.9rem;
    animation: bounce 1.5s infinite;
}

.model-hint:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateX(-50%) translateY(-2px);
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.3);
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.8;
        transform: translateX(-50%) scale(1);
    }
    50% {
        opacity: 1;
        transform: translateX(-50%) scale(1.02);
    }
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-3px);
    }
}

/* 通用区域样式 */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.7);
}

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

.about-text h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--light-color);
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
}

.stats {
    display: flex;
    gap: 2rem;
}

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

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

.tech-stack {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.tech-item {
    background: var(--card-bg);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

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

.tech-item i {
    font-size: 3rem;
    margin-bottom: 1rem;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 团队成员 */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.team-member {
    opacity: 0;
    transform: translateY(50px);
    animation: slideInUp 0.8s ease-out forwards;
}

.team-member:nth-child(1) { animation-delay: 0.1s; }
.team-member:nth-child(2) { animation-delay: 0.2s; }
.team-member:nth-child(3) { animation-delay: 0.3s; }
.team-member:nth-child(4) { animation-delay: 0.4s; }

@keyframes slideInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.member-card {
    background: var(--card-bg);
    border-radius: 20px;
    overflow: hidden;
    transition: var(--transition);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

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

.member-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.member-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.member-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.member-card:hover .member-overlay {
    opacity: 1;
}

.member-card:hover .member-image img {
    transform: scale(1.1);
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--gradient-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--light-color);
    text-decoration: none;
    transition: var(--transition);
}

.social-links a:hover {
    transform: scale(1.2);
}

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

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

.member-info p {
    color: var(--accent-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

.member-info span {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

/* 服务 */
.services {
    background: rgba(255, 255, 255, 0.02);
}

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

.service-card {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    transition: var(--transition);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: var(--gradient-1);
    opacity: 0;
    transition: var(--transition);
    z-index: -1;
}

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

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

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

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

.service-card p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1.5rem;
}

.service-features {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.service-features span {
    background: var(--gradient-1);
    color: var(--light-color);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* 联系我们 */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact-item i {
    width: 50px;
    height: 50px;
    background: var(--gradient-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--light-color);
}

.contact-item h4 {
    color: var(--light-color);
    margin-bottom: 0.5rem;
}

.contact-item p {
    color: rgba(255, 255, 255, 0.7);
}

.contact-form {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--light-color);
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.2);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.form-group:first-child {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

/* 页脚 */
.footer {
    background: rgba(0, 0, 0, 0.5);
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

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

.footer-section h3,
.footer-section h4 {
    color: var(--light-color);
    margin-bottom: 1rem;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1rem;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-section .social-links {
    display: flex;
    gap: 1rem;
}

.footer-section .social-links a {
    width: 40px;
    height: 40px;
    background: var(--gradient-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--light-color);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section .social-links a:hover {
    transform: scale(1.1);
}

.footer-contact {
    margin-top: 1rem;
}

.footer-contact p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-contact i {
    color: var(--primary-color);
    width: 16px;
    text-align: center;
}

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

/* 响应式设计 */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--bg-color);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        transition: var(--transition);
    }

    .nav-menu.active {
        left: 0;
    }

    .hero {
        flex-direction: column;
        text-align: center;
        padding: 2rem 1rem;
    }

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

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .hero-visual {
        height: 200px;
        margin-top: 2rem;
    }

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

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

    .stats {
        justify-content: space-around;
    }

    .form-group:first-child {
        grid-template-columns: 1fr;
    }

    .container {
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .stats {
        flex-direction: column;
        gap: 1rem;
    }

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

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

::-webkit-scrollbar-track {
    background: var(--bg-color);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-1);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gradient-2);
}

/* 平滑滚动 */
html {
    scroll-behavior: smooth;
}

/* 加载动画 */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition);
}

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

/* 悬停效果 */
.hover-effect {
    transition: var(--transition);
}

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

/* 文本渐变动画 */
.text-gradient {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% 200%;
    animation: gradientShift 3s ease infinite;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* 页面头部样式 */
.page-header {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(240, 147, 251, 0.1));
    padding: 150px 0 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23667eea" stroke-width="0.5" opacity="0.3"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.1;
    z-index: -1;
}

.page-header h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-header p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.8);
    max-width: 600px;
    margin: 0 auto;
}

/* 公司介绍样式 */
.company-intro {
    padding: 100px 0;
}

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

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

.intro-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1.5rem;
}

/* 时间轴样式 */
.timeline {
    position: relative;
    padding-left: 2rem;
}

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

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    padding-left: 2rem;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -2rem;
    top: 0;
    width: 12px;
    height: 12px;
    background: var(--gradient-1);
    border-radius: 50%;
    transform: translateX(-50%);
}

.timeline-date {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

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

.timeline-content p {
    color: rgba(255, 255, 255, 0.7);
}

/* 公司价值观样式 */
.company-values {
    padding: 100px 0;
    background: rgba(255, 255, 255, 0.02);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.value-item {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    transition: var(--transition);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

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

.value-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
    color: var(--light-color);
}

.value-item h3 {
    color: var(--light-color);
    margin-bottom: 1rem;
}

.value-item p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

/* 公司成就样式 */
.company-achievements {
    padding: 100px 0;
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.achievement-item {
    text-align: center;
    padding: 2rem;
    background: var(--card-bg);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

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

.achievement-number {
    font-size: 3rem;
    font-weight: 700;
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    margin-bottom: 0.5rem;
}

.achievement-label {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
}

/* 公司文化样式 */
.company-culture {
    padding: 100px 0;
    background: rgba(255, 255, 255, 0.02);
}

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

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

.culture-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1.5rem;
}

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

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.8);
}

.feature-item i {
    color: var(--accent-color);
    font-size: 1.2rem;
}

.culture-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.placeholder-image {
    width: 300px;
    height: 200px;
    background: var(--card-bg);
    border-radius: 15px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 2px dashed rgba(255, 255, 255, 0.3);
    color: rgba(255, 255, 255, 0.6);
}

.placeholder-image i {
    font-size: 3rem;
    margin-bottom: 1rem;
}

/* 团队介绍样式 */
.team-intro {
    padding: 100px 0;
}

/* 联系页面样式 */
.contact-page {
    padding: 100px 0;
}

.contact-page h2 {
    color: var(--light-color);
    margin-bottom: 2rem;
    font-size: 2rem;
}

/* 隐私政策样式 */
.privacy-content {
    padding: 100px 0;
}

.privacy-text {
    max-width: 800px;
    margin: 0 auto;
}

.policy-section {
    margin-bottom: 3rem;
    padding: 2rem;
    background: var(--card-bg);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.policy-section h2 {
    color: var(--light-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.policy-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.policy-section ul {
    list-style: none;
    padding-left: 1rem;
}

.policy-section li {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.5rem;
    position: relative;
}

.policy-section li::before {
    content: '•';
    color: var(--accent-color);
    position: absolute;
    left: -1rem;
}

.policy-section strong {
    color: var(--light-color);
}

/* 导航链接激活状态 */
.nav-link.active {
    color: var(--accent-color);
}

.nav-link.active::after {
    width: 100%;
    background: var(--gradient-2);
}

/* 语言选择器样式 */
.language-selector {
    position: relative;
    display: inline-block;
    font-family: var(--font-family);
}

.lang-toggle {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
    color: var(--light-color);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 0.6rem 1.2rem;
    border-radius: 30px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.7rem;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(20px);
    min-width: 100px;
    justify-content: space-between;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.lang-toggle::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-1);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.lang-toggle:hover {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, rgba(255, 255, 255, 0.1) 100%);
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.lang-toggle:hover::before {
    opacity: 0.1;
}

.lang-toggle i {
    font-size: 0.8rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    color: var(--accent-color);
}

.language-selector.active .lang-toggle i {
    transform: rotate(180deg);
    color: var(--primary-color);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: linear-gradient(135deg, rgba(30, 30, 30, 0.95) 0%, rgba(20, 20, 20, 0.95) 100%);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 15px;
    padding: 0.8rem 0;
    min-width: 160px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-15px) scale(0.95);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(25px);
    z-index: 1001;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 8px 20px rgba(0, 0, 0, 0.2);
}

.language-selector.active .lang-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.lang-option {
    padding: 0.7rem 1.2rem;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    color: var(--light-color);
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    position: relative;
    overflow: hidden;
}

.lang-option::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 3px;
    height: 100%;
    background: var(--gradient-1);
    transform: scaleY(0);
    transition: transform 0.3s ease;
}

.lang-option:hover {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.08) 100%);
    color: var(--accent-color);
    transform: translateX(5px);
}

.lang-option:hover::before {
    transform: scaleY(1);
}

.lang-option.active {
    background: var(--gradient-1);
    color: var(--light-color);
    font-weight: 600;
}

.lang-option.active::before {
    transform: scaleY(1);
    background: var(--light-color);
}

.lang-option.active:hover {
    background: var(--gradient-2);
    color: var(--light-color);
    transform: translateX(5px);
}

.lang-flag {
    width: 20px;
    height: 15px;
    border-radius: 3px;
    background-size: cover;
    background-position: center;
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.lang-option:hover .lang-flag {
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.lang-flag.en {
    background: linear-gradient(to bottom, #012169 0%, #012169 33%, #ffffff 33%, #ffffff 66%, #C8102E 66%);
    position: relative;
}

.lang-flag.en::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,%3csvg xmlns=%22http://www.w3.org/2000/svg%22 viewBox=%220 0 60 30%22%3e%3crect width=%2260%22 height=%2230%22 fill=%22%23012169%22/%3e%3cg fill=%22%23FFF%22%3e%3cpath d=%22M0 0l60 30M60 0L0 30%22/%3e%3c/g%3e%3cg fill=%22%23C8102E%22%3e%3cpath d=%22M0 0l60 30M60 0L0 30%22 stroke=%22%23C8102E%22 stroke-width=%222%22/%3e%3cpath d=%22M25 0v30M0 10h60M0 20h60M35 0v30%22/%3e%3c/g%3e%3c/svg%3e') no-repeat center;
    background-size: cover;
    opacity: 0.8;
}

.lang-flag.zh-cn {
    background: linear-gradient(to bottom, #de2910 0%, #de2910 100%);
    position: relative;
}

.lang-flag.zh-cn::after {
    content: '★';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #ffde00;
    font-size: 10px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.lang-flag.zh-tw {
    background: linear-gradient(to bottom, #fe0000 0%, #fe0000 33%, #ffffff 33%, #ffffff 66%, #000095 66%);
    position: relative;
}

.lang-flag.zh-tw::after {
    content: '☀';
    position: absolute;
    top: 2px;
    left: 2px;
    color: #000095;
    font-size: 8px;
    text-shadow: 0 1px 1px rgba(255, 255, 255, 0.5);
}

.lang-text {
    font-weight: 500;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .page-header h1 {
        font-size: 2.5rem;
    }
    
    .intro-content,
    .culture-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .timeline {
        padding-left: 1rem;
    }
    
    .timeline-item {
        padding-left: 1.5rem;
    }
    
    .values-grid,
    .achievements-grid {
        grid-template-columns: 1fr;
    }
    
    .culture-features {
        grid-template-columns: 1fr;
    }
    
    .intro-text h2,
    .culture-text h2 {
        font-size: 2rem;
    }
}