/* ===== 全局重置与基础样式 ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","WenQuanYi Micro Hei",sans-serif;color:#1a1a2e;background:#f8f9fc;line-height:1.8;overflow-x:hidden}
a{text-decoration:none;color:inherit;transition:color .3s}
a:hover{color:#e94560}
ul,ol{list-style:none}
img{max-width:100%;height:auto;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* ===== 干扰标签区块 - 肉眼不可见 ===== */
.jammer-block{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;opacity:0;pointer-events:none;z-index:-9999}

/* ===== 顶部导航 ===== */
.site-header{background:linear-gradient(135deg,#0f0c29,#302b63,#24243e);padding:18px 0;color:#fff}
.site-header .container{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap}
.site-logo{font-size:1.6rem;font-weight:700;letter-spacing:2px;color:#e94560}
.site-logo span{color:#fff}
.main-nav{display:flex;gap:24px;flex-wrap:wrap}
.main-nav a{color:#ccc;font-size:.95rem;padding:6px 0;position:relative;transition:color .3s}
.main-nav a::after{content:"";position:absolute;bottom:0;left:0;width:0;height:2px;background:#e94560;transition:width .3s}
.main-nav a:hover,.main-nav a.active{color:#fff}
.main-nav a:hover::after,.main-nav a.active::after{width:100%}
.mobile-menu-btn{display:none;background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer}

/* ===== 面包屑导航 ===== */
.breadcrumb{padding:12px 0;font-size:.85rem;color:#666}
.breadcrumb a{color:#e94560}
.breadcrumb span{margin:0 6px;color:#999}

/* ===== 英雄横幅 ===== */
.hero-banner{position:relative;height:520px;overflow:hidden;display:flex;align-items:center;justify-content:center}
.hero-banner .hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:brightness(.55)}
.hero-banner .hero-content{position:relative;z-index:2;text-align:center;color:#fff;padding:20px}
.hero-banner h1{font-size:2.6rem;margin-bottom:16px;text-shadow:0 2px 12px rgba(0,0,0,.5)}
.hero-banner p{font-size:1.15rem;max-width:680px;margin:0 auto 24px;text-shadow:0 1px 6px rgba(0,0,0,.4)}
.hero-banner .btn-primary{display:inline-block;padding:14px 36px;background:#e94560;color:#fff;border-radius:50px;font-size:1.05rem;font-weight:600;transition:transform .3s,box-shadow .3s}
.hero-banner .btn-primary:hover{transform:translateY(-3px);box-shadow:0 8px 24px rgba(233,69,96,.4)}

/* ===== 通用区块标题 ===== */
.section-title{text-align:center;margin-bottom:40px}
.section-title h2{font-size:1.8rem;color:#1a1a2e;position:relative;display:inline-block;padding-bottom:12px}
.section-title h2::after{content:"";position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:60px;height:3px;background:linear-gradient(90deg,#e94560,#0f3460);border-radius:2px}
.section-title p{color:#666;margin-top:10px;font-size:.95rem}

/* ===== 通用section ===== */
.section-block{padding:60px 0}
.section-block:nth-child(even){background:#fff}
.section-block:nth-child(odd){background:#f8f9fc}

/* ===== 最新纪录片推荐 ===== */
.doc-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.doc-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 20px rgba(0,0,0,.06);transition:transform .3s,box-shadow .3s}
.doc-card:hover{transform:translateY(-6px);box-shadow:0 12px 36px rgba(0,0,0,.12)}
.doc-card .card-img{position:relative;height:180px;overflow:hidden}
.doc-card .card-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.doc-card:hover .card-img img{transform:scale(1.08)}
.doc-card .card-tag{position:absolute;top:12px;left:12px;background:#e94560;color:#fff;padding:4px 12px;border-radius:20px;font-size:.75rem}
.doc-card .card-body{padding:16px}
.doc-card .card-body h3{font-size:1.05rem;margin-bottom:8px;line-height:1.5}
.doc-card .card-body p{font-size:.85rem;color:#666;line-height:1.6;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.doc-card .card-meta{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-top:1px solid #f0f0f0;font-size:.8rem;color:#999}

/* ===== 地标纪录片地图 ===== */
.map-section{background:#1a1a2e;color:#fff;padding:60px 0}
.map-wrapper{border-radius:12px;overflow:hidden;box-shadow:0 8px 32px rgba(0,0,0,.3);margin-top:20px}
.map-wrapper iframe{width:100%;height:450px;border:none}
.map-section .section-title h2{color:#fff}
.map-section .section-title p{color:#aaa}
.map-points{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;margin-top:30px}
.map-point{background:rgba(255,255,255,.08);border-radius:10px;padding:20px;border:1px solid rgba(255,255,255,.1);transition:background .3s}
.map-point:hover{background:rgba(233,69,96,.15)}
.map-point h4{font-size:1rem;margin-bottom:6px;color:#e94560}
.map-point p{font-size:.85rem;color:#ccc;line-height:1.6}

/* ===== 预约观看入口 ===== */
.booking-section{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);padding:60px 0;color:#fff}
.booking-section .section-title h2{color:#fff}
.booking-section .section-title p{color:rgba(255,255,255,.8)}
.booking-form{max-width:600px;margin:0 auto;background:rgba(255,255,255,.12);backdrop-filter:blur(10px);border-radius:16px;padding:36px;border:1px solid rgba(255,255,255,.2)}
.booking-form .form-group{margin-bottom:20px}
.booking-form label{display:block;font-size:.9rem;margin-bottom:6px;font-weight:500}
.booking-form input,.booking-form select,.booking-form textarea{width:100%;padding:12px 16px;border:1px solid rgba(255,255,255,.3);border-radius:8px;background:rgba(255,255,255,.1);color:#fff;font-size:.95rem;transition:border-color .3s}
.booking-form input::placeholder,.booking-form textarea::placeholder{color:rgba(255,255,255,.5)}
.booking-form input:focus,.booking-form select:focus,.booking-form textarea:focus{outline:none;border-color:#e94560}
.booking-form select option{color:#333;background:#fff}
.booking-form .btn-submit{width:100%;padding:14px;background:#e94560;color:#fff;border:none;border-radius:50px;font-size:1.05rem;font-weight:600;cursor:pointer;transition:transform .3s,box-shadow .3s}
.booking-form .btn-submit:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(233,69,96,.5)}

/* ===== 用户评价 ===== */
.reviews-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}
.review-card{background:#fff;border-radius:12px;padding:24px;box-shadow:0 4px 16px rgba(0,0,0,.06);border-left:4px solid #e94560}
.review-card .review-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.review-card .avatar{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,#e94560,#0f3460);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:1.1rem}
.review-card .reviewer-info h4{font-size:.95rem;margin-bottom:2px}
.review-card .reviewer-info .location{font-size:.8rem;color:#999}
.review-card .stars{color:#f5a623;font-size:.9rem;margin-bottom:8px}
.review-card .review-text{font-size:.9rem;color:#555;line-height:1.7}

/* ===== 专题活动快讯 ===== */
.events-list{display:flex;flex-direction:column;gap:20px}
.event-item{display:flex;gap:20px;background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 16px rgba(0,0,0,.06);transition:transform .3s}
.event-item:hover{transform:translateX(6px)}
.event-date{min-width:100px;background:linear-gradient(135deg,#e94560,#c23152);color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:20px}
.event-date .day{font-size:2rem;font-weight:700;line-height:1}
.event-date .month{font-size:.85rem;margin-top:4px}
.event-info{padding:20px;flex:1}
.event-info h3{font-size:1.05rem;margin-bottom:6px}
.event-info p{font-size:.85rem;color:#666;line-height:1.6}
.event-info .event-tag{display:inline-block;background:#f0f0f0;padding:2px 10px;border-radius:12px;font-size:.75rem;color:#666;margin-top:8px}

/* ===== 常见问题 ===== */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:#fff;border-radius:10px;margin-bottom:12px;box-shadow:0 2px 12px rgba(0,0,0,.04);overflow:hidden}
.faq-item .faq-question{padding:18px 24px;font-size:1rem;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;transition:background .3s}
.faq-item .faq-question:hover{background:#fafafa}
.faq-item .faq-question .icon{font-size:1.2rem;transition:transform .3s;color:#e94560}
.faq-item.active .faq-question .icon{transform:rotate(45deg)}
.faq-item .faq-answer{padding:0 24px;max-height:0;overflow:hidden;transition:max-height .4s ease,padding .4s ease}
.faq-item.active .faq-answer{max-height:300px;padding:0 24px 18px}
.faq-item .faq-answer p{font-size:.9rem;color:#555;line-height:1.7}

/* ===== 页脚 ===== */
.site-footer{background:#0f0c29;color:#ccc;padding:50px 0 0}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:30px;margin-bottom:40px}
.footer-col h3{color:#fff;font-size:1.05rem;margin-bottom:16px;position:relative;padding-bottom:10px}
.footer-col h3::after{content:"";position:absolute;bottom:0;left:0;width:40px;height:2px;background:#e94560}
.footer-col p{font-size:.85rem;line-height:1.8;color:#aaa}
.footer-col ul li{margin-bottom:8px}
.footer-col ul li a{font-size:.85rem;color:#aaa;transition:color .3s,padding-left .3s}
.footer-col ul li a:hover{color:#e94560;padding-left:4px}
.footer-col .social-links{display:flex;gap:12px;margin-top:10px}
.footer-col .social-links a{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;color:#fff;font-size:.9rem;transition:background .3s}
.footer-col .social-links a:hover{background:#e94560}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;text-align:center;font-size:.8rem;color:#777}
.footer-bottom .age-badge{display:inline-block;border:2px solid #e94560;color:#e94560;padding:2px 8px;border-radius:4px;font-weight:700;margin-left:10px}

/* ===== 内页通用 ===== */
.page-header{background:linear-gradient(135deg,#0f0c29,#302b63);padding:80px 0 40px;color:#fff;text-align:center}
.page-header h1{font-size:2rem;margin-bottom:10px}
.page-header p{color:#aaa;font-size:.95rem}
.content-area{padding:40px 0}
.content-area article{max-width:900px;margin:0 auto;background:#fff;border-radius:12px;padding:40px;box-shadow:0 4px 20px rgba(0,0,0,.06)}
.content-area article h2{font-size:1.4rem;color:#1a1a2e;margin:28px 0 14px;padding-bottom:8px;border-bottom:2px solid #f0f0f0}
.content-area article h3{font-size:1.15rem;color:#302b63;margin:20px 0 10px}
.content-area article p{font-size:.95rem;color:#444;line-height:1.9;margin-bottom:14px}
.content-area article ul,.content-area article ol{margin:10px 0 14px 20px}
.content-area article li{font-size:.9rem;color:#555;line-height:1.8;margin-bottom:6px}

/* ===== 影片详情页 ===== */
.film-detail{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.film-poster{border-radius:12px;overflow:hidden;box-shadow:0 8px 32px rgba(0,0,0,.15)}
.film-poster img{width:100%;height:auto}
.film-info h2{font-size:1.6rem;margin-bottom:16px;border:none;padding:0}
.film-info .meta-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.film-info .meta-tags span{background:#f0f0f0;padding:4px 12px;border-radius:20px;font-size:.8rem;color:#666}
.film-info .description{font-size:.95rem;color:#555;line-height:1.9;margin-bottom:20px}
.film-info .btn-book{display:inline-block;padding:12px 32px;background:#e94560;color:#fff;border-radius:50px;font-weight:600;transition:transform .3s}
.film-info .btn-book:hover{transform:translateY(-2px)}
.film-map{margin-top:30px;border-radius:12px;overflow:hidden}
.film-map iframe{width:100%;height:300px;border:none}
.related-films{margin-top:40px}

/* ===== 专题页 ===== */
.topic-hero{position:relative;height:360px;overflow:hidden;display:flex;align-items:center}
.topic-hero .hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:brightness(.45)}
.topic-hero .hero-content{position:relative;z-index:2;color:#fff;padding:20px}
.topic-hero h1{font-size:2.2rem;margin-bottom:10px}
.topic-films{padding:40px 0}

/* ===== 预约管理页 ===== */
.booking-manage{max-width:800px;margin:0 auto}
.booking-table{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 16px rgba(0,0,0,.06)}
.booking-table th{background:linear-gradient(135deg,#0f3460,#1a1a2e);color:#fff;padding:14px 16px;text-align:left;font-size:.9rem}
.booking-table td{padding:14px 16px;border-bottom:1px solid #f0f0f0;font-size:.85rem;color:#555}
.booking-table tr:hover td{background:#fafafa}
.booking-table .status-confirmed{color:#27ae60;font-weight:600}
.booking-table .status-pending{color:#f39c12;font-weight:600}
.btn-cancel{padding:6px 14px;background:#e94560;color:#fff;border:none;border-radius:6px;font-size:.8rem;cursor:pointer;transition:background .3s}
.btn-cancel:hover{background:#c23152}
.btn-modify{padding:6px 14px;background:#0f3460;color:#fff;border:none;border-radius:6px;font-size:.8rem;cursor:pointer;margin-right:6px;transition:background .3s}
.btn-modify:hover{background:#302b63}

/* ===== 动画效果 ===== */
.fade-in{opacity:0;transform:translateY(30px);transition:opacity .6s ease,transform .6s ease}
.fade-in.visible{opacity:1;transform:translateY(0)}
.slide-left{opacity:0;transform:translateX(-40px);transition:opacity .6s ease,transform .6s ease}
.slide-left.visible{opacity:1;transform:translateX(0)}
.slide-right{opacity:0;transform:translateX(40px);transition:opacity .6s ease,transform .6s ease}
.slide-right.visible{opacity:1;transform:translateX(0)}

/* ===== 响应式 ===== */
@media(max-width:768px){
  .site-header .container{flex-direction:column;gap:12px}
  .main-nav{flex-direction:column;gap:8px;display:none}
  .main-nav.open{display:flex}
  .mobile-menu-btn{display:block}
  .hero-banner{height:380px}
  .hero-banner h1{font-size:1.6rem}
  .hero-banner p{font-size:.9rem}
  .film-detail{grid-template-columns:1fr}
  .event-item{flex-direction:column}
  .event-date{min-width:auto;flex-direction:row;gap:8px;padding:12px}
  .footer-grid{grid-template-columns:1fr}
  .booking-table{font-size:.8rem}
  .booking-table th,.booking-table td{padding:10px 8px}
  .map-wrapper iframe{height:300px}
}
@media(max-width:480px){
  .hero-banner{height:300px}
  .hero-banner h1{font-size:1.3rem}
  .section-title h2{font-size:1.4rem}
  .doc-grid{grid-template-columns:1fr}
  .reviews-grid{grid-template-columns:1fr}
}