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

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
    background: linear-gradient(135deg, #f8f9ff 0%, #e6f0ff 100%);
}

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

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    z-index: 1000;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.99);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
    padding: 10px 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
}

.logo h1 {
    font-size: 24px;
    font-weight: 700;
    color: #333;
}

.logo h1 span {
    color: #4a90e2;
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: #333;
    margin-left: 30px;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
    color: #4a90e2;
}

.menu-toggle {
    display: none;
    font-size: 24px;
    cursor: pointer;
}

/* 英雄区域 */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(74, 144, 226, 0.8), rgba(74, 144, 226, 0.9)), url('https://trae-api-cn.mchost.guru/api/ide/v1/text_to_image?prompt=modern%20entertainment%20stage%20with%20neon%20lights%20and%20colorful%20effects&image_size=landscape_16_9');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 70%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-size: 52px;
    font-weight: 800;
    margin-bottom: 20px;
    animation: fadeInUp 1s ease;
    text-shadow: 0 4px 15px rgba(0,0,0,0.3);
    letter-spacing: -0.5px;
}

.hero-content p {
    font-size: 20px;
    margin-bottom: 40px;
    animation: fadeInUp 1s ease 0.2s both;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    margin: 0 10px;
    animation: fadeInUp 1s ease 0.4s both;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.primary-btn {
    background: linear-gradient(135deg, #4a90e2 0%, #357abd 100%);
    color: white;
    box-shadow: 0 6px 20px rgba(74, 144, 226, 0.4);
}

.primary-btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 25px rgba(74, 144, 226, 0.5);
}

.primary-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
    z-index: -1;
}

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

.secondary-btn {
    background: transparent;
    color: white;
    border: 2px solid white;
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.2);
}

.secondary-btn:hover {
    background: white;
    color: #4a90e2;
    transform: translateY(-4px);
    box-shadow: 0 12px 25px rgba(255, 255, 255, 0.4);
}

.secondary-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    transition: left 0.5s ease;
    z-index: -1;
}

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

/* 通用部分样式 */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: #4a90e2;
    border-radius: 2px;
}

.section-header p {
    font-size: 16px;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

/* 关于我们 */
.about {
    padding: 100px 0;
    background: #f9f9f9;
}

.about-content {
    display: flex;
    align-items: center;
    gap: 60px;
}

.about-text {
    flex: 1;
}

.about-text h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 20px;
    color: #333;
}

.about-text p {
    margin-bottom: 20px;
    color: #666;
}

.stats {
    display: flex;
    gap: 40px;
    margin-top: 40px;
}

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

.stat-item h4 {
    font-size: 32px;
    font-weight: 700;
    color: #4a90e2;
    margin-bottom: 5px;
}

.stat-item p {
    font-size: 14px;
    color: #666;
    margin: 0;
}

.about-image {
    flex: 1;
}

.about-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* 服务 */
.services {
    padding: 100px 0;
    background: white;
}

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

.service-item {
    padding: 45px 30px;
    border-radius: 16px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e6f0ff;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    color: white;
}

.service-item::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    border-radius: 16px;
    z-index: 1;
}

.service-item > * {
    position: relative;
    z-index: 2;
}

.service-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(74, 144, 226, 0.1), transparent);
    transition: left 0.5s ease;
}

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

.service-item:hover {
    transform: translateY(-12px);
    box-shadow: 0 25px 50px rgba(74, 144, 226, 0.15);
    border-color: #4a90e2;
}

.service-icon {
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, #4a90e2 0%, #357abd 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 36px;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(74, 144, 226, 0.3);
}

.service-item:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 35px rgba(74, 144, 226, 0.4);
}

.service-item h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 15px;
    color: #333;
}

.service-item p {
    color: #666;
    line-height: 1.6;
}

/* 项目展示 */
.projects {
    padding: 100px 0;
    background: #f9f9f9;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.project-item {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    background: #ffffff;
}

.project-item:hover {
    transform: translateY(-12px);
    box-shadow: 0 25px 50px rgba(74, 144, 226, 0.15);
}

.project-item img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    transition: transform 0.5s ease;
    border-radius: 16px 16px 0 0;
}

.project-item:hover img {
    transform: scale(1.1);
}

.project-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(74, 144, 226, 0.9));
    color: white;
    padding: 40px 25px 25px;
    transition: all 0.3s ease;
    border-radius: 0 0 16px 16px;
}

.project-item:hover .project-info {
    padding-top: 50px;
    background: linear-gradient(transparent, rgba(74, 144, 226, 0.95));
}

.project-info h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 8px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.project-info p {
    font-size: 16px;
    opacity: 0.95;
    text-shadow: 0 1px 5px rgba(0,0,0,0.3);
}





/* 团队 */
.team {
    padding: 100px 0;
    background: white;
}

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

.team-member {
    text-align: center;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9ff 100%);
    border: 1px solid #e6f0ff;
    position: relative;
    overflow: hidden;
}

.team-member::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(74, 144, 226, 0.1), transparent);
    transition: left 0.5s ease;
}

.team-member:hover::before {
    left: 100%;
}

.team-member:hover {
    transform: translateY(-12px);
    box-shadow: 0 25px 50px rgba(74, 144, 226, 0.15);
    border-color: #4a90e2;
}

.team-member img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    transition: transform 0.3s ease;
    border-radius: 16px 16px 0 0;
}

.team-member:hover img {
    transform: scale(1.05);
}

.team-member h3 {
    font-size: 18px;
    font-weight: 600;
    margin: 20px 0 5px;
    color: #333;
}

.team-member p {
    font-size: 14px;
    color: #666;
    margin-bottom: 20px;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 15px;
    padding-bottom: 20px;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: #4a90e2;
    color: white;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: #333;
    transform: translateY(-3px);
}

/* 联系我们 */
.contact {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9ff 0%, #e6f0ff 100%);
}

.contact-content {
    display: flex;
    gap: 60px;
}

.contact-form {
    flex: 1;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9ff 100%);
    padding: 45px;
    border-radius: 16px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
    border: 1px solid #e6f0ff;
    position: relative;
    overflow: hidden;
}

.contact-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(74, 144, 226, 0.1), transparent);
    transition: left 0.5s ease;
}

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

.form-group {
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #333;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px 20px;
    border: 1px solid #e6f0ff;
    border-radius: 10px;
    font-size: 16px;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.8);
    box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.05);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #4a90e2;
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.2), inset 0 2px 8px rgba(0, 0, 0, 0.05);
    background: white;
}

.contact-info {
    flex: 1;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 30px;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9ff 100%);
    padding: 25px;
    border-radius: 16px;
    border: 1px solid #e6f0ff;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.info-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(74, 144, 226, 0.1), transparent);
    transition: left 0.5s ease;
}

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

.info-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(74, 144, 226, 0.15);
    border-color: #4a90e2;
}

.info-item i {
    font-size: 28px;
    color: #4a90e2;
    margin-top: 5px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #4a90e2 0%, #357abd 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 20px rgba(74, 144, 226, 0.3);
    flex-shrink: 0;
}

.info-item h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 5px;
    color: #333;
}

.info-item p {
    color: #666;
    margin: 0;
    line-height: 1.5;
}

/* 页脚 */
.footer {
    background: #333;
    color: white;
    padding: 80px 0 40px;
}

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

.footer-logo h2 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
}

.footer-logo h2 span {
    color: #4a90e2;
}

.footer-logo p {
    color: #999;
    margin-bottom: 20px;
}

.footer-links h3,
.footer-services h3,
.footer-contact h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    color: white;
}

.footer-links ul,
.footer-services ul,
.footer-contact ul {
    list-style: none;
}

.footer-links ul li,
.footer-services ul li,
.footer-contact ul li {
    margin-bottom: 10px;
}

.footer-links ul li a,
.footer-services ul li a {
    text-decoration: none;
    color: #999;
    transition: color 0.3s ease;
}

.footer-links ul li a:hover,
.footer-services ul li a:hover {
    color: #ff6b6b;
}

.footer-contact ul li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #999;
}

.footer-contact ul li i {
    color: #4a90e2;
}

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid #444;
    color: #999;
}

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

    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        background: white;
        flex-direction: column;
        align-items: center;
        padding: 30px 0;
        transition: left 0.3s ease;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    }

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

    .nav-links a {
        margin: 10px 0;
    }

    .hero-content h1 {
        font-size: 36px;
    }

    .about-content {
        flex-direction: column;
        text-align: center;
    }

    .stats {
        justify-content: center;
        flex-wrap: wrap;
    }

    .contact-content {
        flex-direction: column;
    }

    .btn {
        display: block;
        margin: 10px auto;
        width: 200px;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 28px;
    }

    .hero-content p {
        font-size: 16px;
    }

    .section-header h2 {
        font-size: 28px;
    }

    .about-text h3 {
        font-size: 20px;
    }

    .contact-form {
        padding: 20px;
    }
}

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

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

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