:root {
    --bg-dark: #0a0b0d;
    --bg-card: #16181d;
    --primary: #00f2fe;
    --accent: #7367f0;
    --text-main: #e0e0e0;
    --text-dim: #a0a0a0;
    --grad: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    --shadow: 0 10px 30px rgba(0,0,0,0.5);
    --transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: 'Noto Sans SC', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* 导航 */
header {
    height: 80px;
    display: flex;
    align-items: center;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 11, 13, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

header nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 1.5rem;
    font-family: 'Montserrat', sans-serif;
}

.logo-icon {
    background: var(--grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    border: 2px solid var(--primary);
    padding: 2px 8px;
    border-radius: 4px;
}

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

.nav-links a {
    text-decoration: none;
    color: var(--text-dim);
    font-weight: 500;
    transition: var(--transition);
}

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

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

.mobile-menu-btn span {
    width: 25px;
    height: 2px;
    background: var(--primary);
}

/* 视图切换 */
.view {
    display: none;
    min-height: 100vh;
}

.view.active {
    display: block;
    animation: slideIn 0.5s ease-out;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* 英雄区 */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: url('https://tse-mm.bing.com/th?q=Cinematic+Landscape+Wide') center/cover no-repeat;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, var(--bg-dark) 20%, transparent 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
}

.hero-content h1 {
    font-size: 4rem;
    line-height: 1.1;
    font-family: 'Montserrat', sans-serif;
    margin-bottom: 20px;
}

.hero-content h1 span {
    background: var(--grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-dim);
    margin-bottom: 40px;
}

/* 按钮 */
.btn {
    display: inline-block;
    padding: 14px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    transition: var(--transition);
    cursor: pointer;
}

.btn-glow {
    background: var(--grad);
    color: white;
    box-shadow: 0 0 20px rgba(0, 242, 254, 0.4);
}

.btn-glow:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 30px rgba(0, 242, 254, 0.6);
}

.btn-link {
    color: var(--text-main);
    margin-left: 20px;
}

.w-full { width: 100%; }

/* 通用章节 */
.section {
    padding: 100px 0;
}

.pt-nav { padding-top: 150px; }

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

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    background: var(--grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-header p {
    color: var(--text-dim);
}

/* 卡片布局 */
.intro-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.intro-card {
    background: var(--bg-card);
    padding: 40px;
    border-radius: 20px;
    text-align: center;
    transition: var(--transition);
}

.intro-card:hover {
    transform: translateY(-10px);
    border: 1px solid var(--primary);
}

.intro-card .icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

/* 新闻列表 */
.news-bg { background: rgba(255,255,255,0.02); }
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.news-card {
    background: var(--bg-card);
    padding: 30px;
    border-radius: 15px;
}
.news-date {
    color: var(--primary);
    font-weight: bold;
    font-size: 0.9rem;
    margin-bottom: 10px;
}

/* 影视列表 */
.filter-controls {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
}
.filter-btn {
    background: var(--bg-card);
    border: 1px solid transparent;
    color: var(--text-dim);
    padding: 8px 25px;
    border-radius: 20px;
    cursor: pointer;
    transition: var(--transition);
}
.filter-btn.active, .filter-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 30px;
}
.product-item {
    background: var(--bg-card);
    border-radius: 15px;
    overflow: hidden;
    transition: var(--transition);
}
.product-item:hover {
    transform: scale(1.05);
}
.product-img {
    height: 350px;
    overflow: hidden;
}
.product-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.product-info {
    padding: 15px;
}
.product-tag {
    font-size: 0.8rem;
    color: var(--accent);
    text-transform: uppercase;
}

/* 关于我们 */
.about-flex {
    display: flex;
    gap: 60px;
    align-items: center;
}
.about-text, .about-img { flex: 1; }
.about-img img {
    width: 100%;
    border-radius: 20px;
    box-shadow: var(--shadow);
}
.timeline {
    margin-top: 30px;
}
.time-item {
    border-left: 2px solid var(--primary);
    padding-left: 20px;
    margin-bottom: 30px;
    position: relative;
}
.time-item::before {
    content: '';
    position: absolute;
    left: -7px;
    top: 0;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--grad);
}
.time-item .year {
    font-weight: bold;
    color: var(--primary);
    font-size: 1.2rem;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}
.team-member {
    text-align: center;
}
.team-member img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--bg-card);
    transition: var(--transition);
}
.team-member:hover img {
    border-color: var(--primary);
}

/* 联系我们 */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
}
.contact-details {
    margin: 30px 0;
}
.detail-item {
    margin-bottom: 15px;
}
.map-placeholder img {
    width: 100%;
    border-radius: 15px;
    opacity: 0.6;
}
.contact-form-box {
    background: var(--bg-card);
    padding: 50px;
    border-radius: 20px;
}
.form-group {
    margin-bottom: 25px;
}
.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
}
.form-group input, .form-group textarea {
    width: 100%;
    padding: 12px;
    background: var(--bg-dark);
    border: 1px solid rgba(255,255,255,0.1);
    color: white;
    border-radius: 8px;
}

/* 页脚 */
.footer {
    background: #000;
    padding: 80px 0 30px;
    border-top: 1px solid rgba(255,255,255,0.05);
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 50px;
}
.footer-links ul { list-style: none; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { text-decoration: none; color: var(--text-dim); }
.copyright {
    text-align: center;
    margin-top: 50px;
    color: #444;
    font-size: 0.8rem;
}

/* 动效 */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}
.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* 响应式 */
@media (max-width: 992px) {
    .hero-content h1 { font-size: 3rem; }
    .intro-grid, .news-grid, .team-grid { grid-template-columns: 1fr; }
    .about-flex, .contact-grid { flex-direction: column; grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    .mobile-menu-btn {
        display: flex;
    }
}