/* ============================================
   免费看片 - 全站样式表
   品牌色系：#1A6FEF(主蓝) #00BFFF(亮青) #0D1B2A(深底) #F0F4F8(浅灰)
   ============================================ */

/* === Reset & Base === */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:#222;background:#f8fafc;line-height:1.7}
a{color:#1A6FEF;text-decoration:none;transition:color .2s}
a:hover{color:#00BFFF}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.3;color:#0D1B2A}

/* === Layout === */
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:60px 0}
.section-title{text-align:center;margin-bottom:40px}
.section-title h2{font-size:2rem;color:#0D1B2A;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,#1A6FEF,#00BFFF);border-radius:2px}
.section-title p{color:#666;margin-top:10px;font-size:1rem}

/* === Header & Navigation === */
.site-header{background:#0D1B2A;position:sticky;top:0;z-index:1000;box-shadow:0 2px 12px rgba(0,0,0,.3)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo-area{display:flex;align-items:center;gap:10px}
.logo-area img{height:40px;width:auto}
.logo-area span{color:#fff;font-size:1.25rem;font-weight:700;letter-spacing:1px}
.main-nav{display:flex;align-items:center;gap:0}
.main-nav a{color:#ccd6e0;padding:0 14px;height:64px;display:flex;align-items:center;font-size:.9rem;transition:all .2s;border-bottom:2px solid transparent}
.main-nav a:hover,.main-nav a.active{color:#fff;border-bottom-color:#00BFFF;background:rgba(0,191,255,.08)}
.nav-toggle{display:none;background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer}

/* === Search Bar === */
.search-bar{background:#0f2236;padding:10px 0}
.search-bar .container{display:flex;justify-content:center}
.search-box{display:flex;max-width:560px;width:100%;border-radius:24px;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,.2)}
.search-box input{flex:1;padding:10px 20px;border:none;outline:none;font-size:.95rem;background:#fff;color:#333}
.search-box button{padding:10px 24px;background:linear-gradient(135deg,#1A6FEF,#00BFFF);color:#fff;border:none;cursor:pointer;font-size:.95rem;transition:opacity .2s}
.search-box button:hover{opacity:.85}

/* === Banner / Hero === */
.hero-banner{position:relative;min-height:480px;display:flex;align-items:center;justify-content:center;overflow:hidden;background:#0D1B2A}
.hero-banner .hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.55}
.hero-banner .hero-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,27,42,.7) 0%,rgba(13,27,42,.4) 50%,rgba(13,27,42,.85) 100%)}
.hero-content{position:relative;z-index:2;text-align:center;color:#fff;padding:40px 20px}
.hero-content h1{font-size:2.8rem;margin-bottom:16px;text-shadow:0 2px 12px rgba(0,0,0,.5)}
.hero-content h1 span{color:#00BFFF}
.hero-content p{font-size:1.15rem;max-width:680px;margin:0 auto 24px;opacity:.9;line-height:1.8}
.hero-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:6px;padding:12px 28px;border-radius:24px;font-size:1rem;font-weight:600;transition:all .25s;cursor:pointer;border:none}
.btn-primary{background:linear-gradient(135deg,#1A6FEF,#00BFFF);color:#fff;box-shadow:0 4px 16px rgba(26,111,239,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 24px rgba(26,111,239,.5);color:#fff}
.btn-outline{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.5)}
.btn-outline:hover{border-color:#00BFFF;color:#00BFFF}

/* === Video Cards Grid === */
.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.video-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 2px 12px rgba(0,0,0,.06);transition:all .3s}
.video-card:hover{transform:translateY(-4px);box-shadow:0 8px 32px rgba(0,0,0,.12)}
.video-thumb{position:relative;padding-top:56.25%;overflow:hidden;background:#0D1B2A}
.video-thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .4s}
.video-card:hover .video-thumb img{transform:scale(1.05)}
.video-play-btn{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s;background:rgba(0,0,0,.35)}
.video-card:hover .video-play-btn{opacity:1}
.video-play-btn span{width:56px;height:56px;background:rgba(26,111,239,.9);border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 16px rgba(0,0,0,.3)}
.video-play-btn span::after{content:"";border-style:solid;border-width:10px 0 10px 18px;border-color:transparent transparent transparent #fff;margin-left:3px}
.video-duration{position:absolute;bottom:8px;right:8px;background:rgba(0,0,0,.75);color:#fff;padding:2px 8px;border-radius:4px;font-size:.75rem}
.video-info{padding:14px 16px}
.video-info h3{font-size:1rem;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-info h3 a{color:#222}
.video-info h3 a:hover{color:#1A6FEF}
.video-meta{display:flex;gap:12px;color:#999;font-size:.8rem}
.video-meta span{display:flex;align-items:center;gap:3px}
.video-tags{display:flex;gap:6px;margin-top:8px;flex-wrap:wrap}
.video-tags span{background:#EBF3FE;color:#1A6FEF;padding:2px 10px;border-radius:12px;font-size:.75rem}

/* === Feature Modules === */
.feature-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px}
.feature-card{background:#fff;border-radius:12px;padding:32px 24px;text-align:center;box-shadow:0 2px 12px rgba(0,0,0,.05);transition:all .3s;border:1px solid #eef2f7}
.feature-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(26,111,239,.1);border-color:#1A6FEF}
.feature-icon{width:64px;height:64px;margin:0 auto 16px;background:linear-gradient(135deg,#EBF3FE,#D6ECFF);border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:1.8rem}
.feature-card h3{font-size:1.1rem;margin-bottom:8px;color:#0D1B2A}
.feature-card p{color:#666;font-size:.9rem;line-height:1.6}

/* === Expert Section === */
.expert-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}
.expert-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 2px 12px rgba(0,0,0,.06);transition:all .3s}
.expert-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(0,0,0,.1)}
.expert-avatar{width:100%;aspect-ratio:1;object-fit:cover}
.expert-info{padding:20px}
.expert-info h3{font-size:1.1rem;margin-bottom:4px}
.expert-info .title{color:#1A6FEF;font-size:.85rem;margin-bottom:8px}
.expert-info p{color:#666;font-size:.85rem;line-height:1.6;margin-bottom:12px}
.expert-btns{display:flex;gap:8px}
.expert-btns .btn{padding:8px 16px;font-size:.8rem;border-radius:20px}

/* === FAQ Section === */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:#fff;border-radius:10px;margin-bottom:12px;box-shadow:0 1px 6px rgba(0,0,0,.04);border:1px solid #eef2f7;overflow:hidden}
.faq-question{padding:18px 24px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-weight:600;color:#0D1B2A;transition:background .2s}
.faq-question:hover{background:#f8fafc}
.faq-question::after{content:"+";font-size:1.4rem;color:#1A6FEF;transition:transform .3s}
.faq-item.active .faq-question::after{transform:rotate(45deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .35s ease;padding:0 24px}
.faq-item.active .faq-answer{max-height:300px;padding:0 24px 18px}
.faq-answer p{color:#555;line-height:1.8;font-size:.95rem}

/* === Reviews / Testimonials === */
.review-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
.review-card{background:#fff;border-radius:12px;padding:24px;box-shadow:0 2px 10px rgba(0,0,0,.05);border:1px solid #eef2f7}
.review-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.review-avatar{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,#1A6FEF,#00BFFF);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:1.1rem}
.review-name{font-weight:600;color:#0D1B2A}
.review-date{font-size:.8rem;color:#999}
.review-stars{color:#FFB800;margin-bottom:8px;font-size:.9rem}
.review-text{color:#555;font-size:.9rem;line-height:1.7}

/* === Partner Logos === */
.partner-wall{display:flex;flex-wrap:wrap;gap:24px;justify-content:center;align-items:center}
.partner-wall .partner-item{background:#fff;border-radius:10px;padding:16px 24px;box-shadow:0 1px 6px rgba(0,0,0,.05);border:1px solid #eef2f7;font-size:1rem;font-weight:600;color:#555;transition:all .2s}
.partner-wall .partner-item:hover{border-color:#1A6FEF;color:#1A6FEF}

/* === Contact Section === */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:24px}
.contact-card{background:#fff;border-radius:12px;padding:24px;text-align:center;box-shadow:0 2px 10px rgba(0,0,0,.05);border:1px solid #eef2f7}
.contact-card h4{margin-bottom:8px;color:#0D1B2A}
.contact-card p{color:#666;font-size:.9rem;word-break:break-all}

/* === Share Buttons === */
.share-bar{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;padding:20px 0}
.share-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 18px;border-radius:20px;font-size:.85rem;color:#fff;transition:opacity .2s}
.share-btn:hover{opacity:.85;color:#fff}
.share-wechat{background:#07C160}
.share-weibo{background:#E6162D}
.share-douyin{background:#161823}
.share-bilibili{background:#00A1D6}

/* === Footer === */
.site-footer{background:#0D1B2A;color:#8899aa;padding:48px 0 0}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:32px;margin-bottom:32px}
.footer-col h4{color:#fff;font-size:1rem;margin-bottom:16px;position:relative;padding-bottom:10px}
.footer-col h4::after{content:"";position:absolute;bottom:0;left:0;width:30px;height:2px;background:#1A6FEF}
.footer-col p,.footer-col a{color:#8899aa;font-size:.85rem;line-height:2}
.footer-col a:hover{color:#00BFFF}
.footer-col img{max-width:120px;margin-top:8px;border-radius:6px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:20px 0;text-align:center;font-size:.8rem}
.footer-bottom p{margin:4px 0}

/* === Breadcrumb === */
.breadcrumb{padding:12px 0;font-size:.85rem;color:#999}
.breadcrumb a{color:#1A6FEF}
.breadcrumb span{margin:0 6px;color:#ccc}

/* === Page Header === */
.page-header{background:linear-gradient(135deg,#0D1B2A,#1A3A5C);padding:48px 0;text-align:center;color:#fff}
.page-header h1{font-size:2rem;color:#fff;margin-bottom:8px}
.page-header p{color:#8899aa;font-size:1rem}

/* === How-To Guide === */
.howto-steps{max-width:700px;margin:0 auto}
.howto-step{display:flex;gap:20px;margin-bottom:24px;align-items:flex-start}
.step-num{width:48px;height:48px;min-width:48px;background:linear-gradient(135deg,#1A6FEF,#00BFFF);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:1.2rem}
.step-content h4{font-size:1.05rem;margin-bottom:4px;color:#0D1B2A}
.step-content p{color:#666;font-size:.9rem;line-height:1.6}

/* === Stats Bar === */
.stats-bar{background:linear-gradient(135deg,#1A6FEF,#00BFFF);padding:40px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center;color:#fff}
.stat-item .num{font-size:2.2rem;font-weight:700}
.stat-item .label{font-size:.9rem;opacity:.85;margin-top:4px}

/* === Responsive === */
@media(max-width:768px){
  .header-inner{flex-wrap:wrap}
  .nav-toggle{display:block}
  .main-nav{display:none;width:100%;flex-direction:column;background:#0D1B2A;position:absolute;top:64px;left:0;z-index:999}
  .main-nav.show{display:flex}
  .main-nav a{height:48px;padding:0 20px;border-bottom:1px solid rgba(255,255,255,.05)}
  .hero-content h1{font-size:1.8rem}
  .hero-banner{min-height:360px}
  .video-grid{grid-template-columns:1fr 1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .feature-grid{grid-template-columns:1fr}
  .expert-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:480px){
  .video-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr 1fr}
  .review-grid{grid-template-columns:1fr}
}

/* === Animations === */
@keyframes fadeInUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
.fade-in{animation:fadeInUp .6s ease forwards}

/* === Lazy Load Placeholder === */
.lazy{opacity:0;transition:opacity .4s}
.lazy.loaded{opacity:1}

/* === MCP Frontend Placeholder === */
.mcp-widget{background:#f0f4f8;border:1px dashed #ccd6e0;border-radius:10px;padding:24px;text-align:center;color:#999;font-size:.9rem}

/* === Entertainment Section (娱乐专区) === */
.entertainment-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}
.entertainment-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 2px 10px rgba(0,0,0,.05);border:1px solid #eef2f7;transition:all .3s}
.entertainment-card:hover{transform:translateY(-3px);box-shadow:0 8px 24px rgba(26,111,239,.1);border-color:#1A6FEF}
.entertainment-card .card-icon{height:140px;display:flex;align-items:center;justify-content:center;font-size:3rem;background:linear-gradient(135deg,#0D1B2A,#1A3A5C);color:#00BFFF}
.entertainment-card .card-body{padding:18px}
.entertainment-card .card-body h3{font-size:1.05rem;margin-bottom:6px;color:#0D1B2A}
.entertainment-card .card-body p{color:#666;font-size:.85rem;line-height:1.6}
.entertainment-card .card-tags{display:flex;gap:6px;flex-wrap:wrap;padding:0 18px 14px}
.entertainment-card .card-tags span{background:#EBF3FE;color:#1A6FEF;padding:2px 10px;border-radius:12px;font-size:.72rem}

/* === Community Preview (社区功能预览) === */
.community-preview-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:16px}
.community-preview-card{background:#fff;border-radius:12px;padding:24px 16px;text-align:center;box-shadow:0 2px 8px rgba(0,0,0,.04);border:1px solid #eef2f7;transition:all .3s}
.community-preview-card:hover{border-color:#00BFFF;transform:translateY(-3px);box-shadow:0 6px 20px rgba(0,191,255,.1)}
.community-preview-card .cp-icon{font-size:2rem;margin-bottom:10px}
.community-preview-card h4{font-size:.95rem;color:#0D1B2A;margin-bottom:6px}
.community-preview-card p{color:#888;font-size:.78rem;line-height:1.5}

/* === News / Updates (最新资讯) === */
.news-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
.news-card{background:#fff;border-radius:12px;padding:24px;box-shadow:0 2px 10px rgba(0,0,0,.05);border:1px solid #eef2f7;transition:all .3s}
.news-card:hover{border-color:#1A6FEF;transform:translateY(-3px);box-shadow:0 6px 20px rgba(26,111,239,.08)}
.news-card .news-date{color:#1A6FEF;font-size:.8rem;font-weight:600;margin-bottom:8px}
.news-card h3{font-size:1rem;color:#0D1B2A;margin-bottom:8px;line-height:1.4}
.news-card p{color:#666;font-size:.85rem;line-height:1.6}
.news-card .news-tag{display:inline-block;background:#EBF3FE;color:#1A6FEF;padding:2px 10px;border-radius:12px;font-size:.72rem;margin-top:10px}

/* === EEAT Trust Section === */
.trust-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px}
.trust-card{background:#fff;border-radius:12px;padding:24px;text-align:center;box-shadow:0 2px 8px rgba(0,0,0,.04);border:1px solid #eef2f7}
.trust-card .trust-icon{font-size:2.2rem;margin-bottom:12px}
.trust-card h4{font-size:1rem;color:#0D1B2A;margin-bottom:6px}
.trust-card p{color:#666;font-size:.85rem;line-height:1.6}

/* === Footer Trust Links === */
.footer-trust{text-align:center;padding:16px 0;border-top:1px solid rgba(255,255,255,.06);border-bottom:1px solid rgba(255,255,255,.06);margin-bottom:0}
.footer-trust a{color:#8899aa;font-size:.82rem;transition:color .2s}
.footer-trust a:hover{color:#00BFFF}
.footer-trust span{color:#445566;margin:0 8px;font-size:.75rem}

/* === Article Content (隐私政策/用户协议) === */
.article-content{max-width:800px;margin:0 auto}
.article-content h2{font-size:1.3rem;color:#0D1B2A;margin:28px 0 12px;padding-bottom:8px;border-bottom:2px solid #EBF3FE}
.article-content p{color:#555;font-size:.95rem;line-height:1.9;margin-bottom:14px}

/* === Awards / Media Section === */
.awards-grid{display:flex;flex-wrap:wrap;gap:16px;justify-content:center}
.award-item{background:#fff;border-radius:10px;padding:16px 24px;box-shadow:0 1px 6px rgba(0,0,0,.04);border:1px solid #eef2f7;text-align:center;min-width:180px}
.award-item .award-icon{font-size:1.5rem;margin-bottom:6px}
.award-item h5{font-size:.9rem;color:#0D1B2A;margin-bottom:4px}
.award-item p{color:#888;font-size:.75rem}