/* ============================================
   成人小说 - 全站样式表
   品牌色: #00A8FF(蓝) #FF3366(粉) #1A1A2E(深色背景)
   ============================================ */

/* === 基础重置 === */
*,*::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:#e0e0e0;background:#0f0f1a;line-height:1.7;overflow-x:hidden}
a{color:#00A8FF;text-decoration:none;transition:color .3s}
a:hover{color:#FF3366}
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:#fff}

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

/* === 顶部导航 === */
.site-header{position:fixed;top:0;left:0;width:100%;z-index:1000;background:rgba(15,15,26,.92);backdrop-filter:blur(12px);border-bottom:1px solid rgba(0,168,255,.15);transition:background .3s}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:68px;max-width:1200px;margin:0 auto;padding:0 20px}
.site-logo{display:flex;align-items:center;gap:10px}
.site-logo img{height:42px;width:auto}
.site-logo span{font-size:1.25rem;font-weight:700;background:linear-gradient(135deg,#00A8FF,#FF3366);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.main-nav{display:flex;align-items:center;gap:6px}
.main-nav a{padding:8px 14px;border-radius:6px;font-size:.9rem;color:#ccc;transition:all .3s}
.main-nav a:hover,.main-nav a.active{color:#fff;background:rgba(0,168,255,.15)}
.nav-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px}
.nav-toggle span{width:24px;height:2px;background:#fff;transition:all .3s}

/* === 搜索框 === */
.search-bar{background:rgba(26,26,46,.8);padding:12px 0;border-bottom:1px solid rgba(0,168,255,.08)}
.search-bar .container{display:flex;justify-content:center}
.search-box{display:flex;max-width:560px;width:100%}
.search-box input{flex:1;padding:10px 18px;border:1px solid rgba(0,168,255,.3);border-right:none;border-radius:8px 0 0 8px;background:rgba(255,255,255,.05);color:#fff;font-size:.95rem;outline:none;transition:border-color .3s}
.search-box input:focus{border-color:#00A8FF}
.search-box button{padding:10px 24px;background:linear-gradient(135deg,#00A8FF,#FF3366);color:#fff;border:none;border-radius:0 8px 8px 0;cursor:pointer;font-size:.95rem;transition:opacity .3s}
.search-box button:hover{opacity:.85}

/* === Banner === */
.hero-banner{position:relative;height:520px;overflow:hidden;margin-top:68px}
.hero-banner .banner-bg{position:absolute;inset:0;background-size:cover;background-position:center;background-repeat:no-repeat}
.hero-banner .banner-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,15,26,.4) 0%,rgba(15,15,26,.85) 100%)}
.hero-content{position:relative;z-index:2;height:100%;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:0 20px}
.hero-content h1{font-size:2.6rem;margin-bottom:16px;text-shadow:0 2px 20px rgba(0,0,0,.5)}
.hero-content h1 .brand-highlight{background:linear-gradient(135deg,#00A8FF,#FF3366);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.hero-content p{font-size:1.15rem;color:#bbb;max-width:680px;margin-bottom:28px}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap;justify-content:center}
.btn-primary{display:inline-block;padding:12px 32px;background:linear-gradient(135deg,#00A8FF,#0088DD);color:#fff;border-radius:8px;font-weight:600;transition:transform .3s,box-shadow .3s}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(0,168,255,.35);color:#fff}
.btn-secondary{display:inline-block;padding:12px 32px;border:1px solid rgba(255,51,102,.5);color:#FF3366;border-radius:8px;font-weight:600;transition:all .3s}
.btn-secondary:hover{background:rgba(255,51,102,.1);color:#FF3366}

/* === 面包屑 === */
.breadcrumb{padding:14px 0;font-size:.85rem;color:#888}
.breadcrumb a{color:#00A8FF}
.breadcrumb span{margin:0 6px;color:#555}

/* === 区块通用 === */
.section{padding:60px 0}
.section-dark{background:#0f0f1a}
.section-alt{background:#141428}
.section-header{text-align:center;margin-bottom:42px}
.section-header h2{font-size:1.9rem;margin-bottom:10px}
.section-header h2 .hl{color:#00A8FF}
.section-header p{color:#999;font-size:1rem;max-width:600px;margin:0 auto}
.section-tag{display:inline-block;padding:4px 14px;background:rgba(0,168,255,.12);color:#00A8FF;border-radius:20px;font-size:.8rem;margin-bottom:12px}

/* === 视频卡片网格 === */
.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:24px}
.video-card{position:relative;border-radius:12px;overflow:hidden;background:#1a1a2e;transition:transform .3s,box-shadow .3s}
.video-card:hover{transform:translateY(-6px);box-shadow:0 12px 35px rgba(0,168,255,.15)}
.video-thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.video-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.video-card:hover .video-thumb img{transform:scale(1.05)}
.play-btn{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s;background:rgba(0,0,0,.4)}
.video-card:hover .play-btn{opacity:1}
.play-btn svg{width:56px;height:56px;fill:#fff;filter:drop-shadow(0 2px 8px rgba(0,0,0,.5))}
.video-meta{padding:16px}
.video-meta h3{font-size:1.05rem;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-stats{display:flex;gap:16px;font-size:.82rem;color:#888}
.video-stats span{display:flex;align-items:center;gap:4px}
.video-tag{position:absolute;top:12px;left:12px;padding:3px 10px;background:rgba(255,51,102,.85);color:#fff;border-radius:4px;font-size:.75rem;font-weight:600}
.video-duration{position:absolute;bottom:12px;right:12px;padding:2px 8px;background:rgba(0,0,0,.75);color:#fff;border-radius:4px;font-size:.75rem}

/* === 模块卡片 === */
.module-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}
.module-card{background:linear-gradient(145deg,#1a1a2e,#1e1e3a);border:1px solid rgba(0,168,255,.1);border-radius:12px;padding:28px;text-align:center;transition:all .3s}
.module-card:hover{border-color:rgba(0,168,255,.3);box-shadow:0 8px 30px rgba(0,168,255,.1)}
.module-card .icon{font-size:2.4rem;margin-bottom:14px}
.module-card h4{font-size:1.05rem;margin-bottom:8px;color:#fff}
.module-card p{font-size:.88rem;color:#999}

/* === 专家展示 === */
.expert-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px}
.expert-card{background:#1a1a2e;border-radius:12px;overflow:hidden;text-align:center;transition:transform .3s}
.expert-card:hover{transform:translateY(-4px)}
.expert-card .avatar{width:120px;height:120px;border-radius:50%;margin:24px auto 16px;border:3px solid rgba(0,168,255,.3);overflow:hidden}
.expert-card .avatar img{width:100%;height:100%;object-fit:cover}
.expert-card h4{font-size:1.05rem;color:#fff;margin-bottom:4px}
.expert-card .role{color:#00A8FF;font-size:.85rem;margin-bottom:12px}
.expert-card p{font-size:.85rem;color:#999;padding:0 20px;margin-bottom:16px}
.expert-card .actions{display:flex;gap:10px;justify-content:center;padding:0 20px 24px}
.expert-card .actions a{padding:6px 16px;border-radius:6px;font-size:.82rem;border:1px solid rgba(0,168,255,.3);color:#00A8FF;transition:all .3s}
.expert-card .actions a:hover{background:rgba(0,168,255,.1)}

/* === FAQ === */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{border:1px solid rgba(0,168,255,.1);border-radius:10px;margin-bottom:12px;overflow:hidden;background:#1a1a2e}
.faq-item summary{padding:16px 20px;cursor:pointer;font-weight:600;color:#e0e0e0;display:flex;align-items:center;justify-content:space-between;transition:background .3s}
.faq-item summary:hover{background:rgba(0,168,255,.05)}
.faq-item summary::after{content:"＋";font-size:1.2rem;color:#00A8FF;transition:transform .3s}
.faq-item[open] summary::after{content:"－"}
.faq-item .faq-answer{padding:0 20px 16px;color:#999;font-size:.92rem;line-height:1.8}

/* === 用户评论 === */
.review-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
.review-card{background:#1a1a2e;border-radius:12px;padding:24px;border:1px solid rgba(0,168,255,.08)}
.review-card .stars{color:#FFD700;font-size:1rem;margin-bottom:10px}
.review-card .review-text{font-size:.92rem;color:#ccc;margin-bottom:14px;line-height:1.7;font-style:italic}
.review-card .reviewer{display:flex;align-items:center;gap:10px}
.review-card .reviewer-avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,#00A8FF,#FF3366);display:flex;align-items:center;justify-content:center;color:#fff;font-size:.85rem;font-weight:700}
.review-card .reviewer-info{font-size:.82rem;color:#888}
.review-card .reviewer-info strong{color:#e0e0e0;display:block}

/* === 联系我们 === */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.contact-card{background:#1a1a2e;border-radius:12px;padding:28px;text-align:center;border:1px solid rgba(0,168,255,.1)}
.contact-card .contact-icon{font-size:2rem;margin-bottom:12px}
.contact-card h4{color:#fff;margin-bottom:8px}
.contact-card p{color:#999;font-size:.88rem}

/* === How-To指南 === */
.howto-steps{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px;counter-reset:step}
.howto-step{background:#1a1a2e;border-radius:12px;padding:28px;text-align:center;position:relative;border:1px solid rgba(0,168,255,.1)}
.howto-step::before{counter-increment:step;content:counter(step);position:absolute;top:-14px;left:50%;transform:translateX(-50%);width:28px;height:28px;background:linear-gradient(135deg,#00A8FF,#FF3366);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:.85rem;font-weight:700}
.howto-step h4{margin-top:8px;margin-bottom:8px;color:#fff;font-size:1rem}
.howto-step p{color:#999;font-size:.85rem}

/* === 合作品牌 === */
.brand-wall{display:flex;flex-wrap:wrap;gap:20px;justify-content:center;align-items:center}
.brand-wall .brand-item{width:140px;height:70px;background:#1a1a2e;border-radius:8px;display:flex;align-items:center;justify-content:center;border:1px solid rgba(0,168,255,.1);color:#666;font-size:.85rem;transition:all .3s}
.brand-wall .brand-item:hover{border-color:#00A8FF;color:#00A8FF}

/* === 社交分享 === */
.share-btns{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}
.share-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 20px;border-radius:8px;font-size:.88rem;color:#fff;transition:opacity .3s;cursor:pointer}
.share-btn:hover{opacity:.8;color:#fff}
.share-wechat{background:#07C160}
.share-weibo{background:#E6162D}
.share-douyin{background:#161823}
.share-bilibili{background:#00A1D6}

/* === 页脚 === */
.site-footer{background:#0a0a14;border-top:1px solid rgba(0,168,255,.1);padding:48px 0 0}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:32px;margin-bottom:36px}
.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:linear-gradient(90deg,#00A8FF,#FF3366)}
.footer-col p,.footer-col a{color:#888;font-size:.88rem;display:block;margin-bottom:8px;transition:color .3s}
.footer-col a:hover{color:#00A8FF}
.footer-qr{display:flex;gap:20px;margin-top:12px}
.footer-qr img{width:100px;height:100px;border-radius:8px}
.footer-qr .qr-label{font-size:.75rem;color:#666;text-align:center;margin-top:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.05);padding:20px 0;text-align:center;color:#666;font-size:.82rem}
.footer-bottom .update-time{margin-top:6px;color:#555}

/* === MCP前端占位 === */
.mcp-widget{background:#1a1a2e;border:1px dashed rgba(0,168,255,.2);border-radius:8px;padding:16px;text-align:center;color:#666;font-size:.82rem;margin-top:20px}

/* === 懒加载 === */
.lazy{opacity:0;transition:opacity .5s}
.lazy.loaded{opacity:1}

/* === 响应式 === */
@media(max-width:768px){
  .header-inner{padding:0 16px}
  .main-nav{position:fixed;top:68px;left:0;width:100%;background:rgba(15,15,26,.98);flex-direction:column;padding:20px;transform:translateY(-120%);transition:transform .3s;gap:4px}
  .main-nav.open{transform:translateY(0)}
  .nav-toggle{display:flex}
  .hero-banner{height:400px}
  .hero-content h1{font-size:1.8rem}
  .video-grid{grid-template-columns:1fr}
  .module-grid{grid-template-columns:repeat(2,1fr)}
  .expert-grid{grid-template-columns:repeat(2,1fr)}
  .section{padding:40px 0}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:480px){
  .module-grid{grid-template-columns:1fr}
  .expert-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-content h1{font-size:1.5rem}
}