/* ============================================
   咪咔bill精品漫画 - 全站样式表
   品牌色: #7C3AED (紫) #EC4899 (粉) #F59E0B (金)
   ============================================ */

/* === Reset & Base === */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:#1f2937;background:#faf5ff;line-height:1.7;overflow-x:hidden}
a{color:#7C3AED;text-decoration:none;transition:color .3s}
a:hover{color:#EC4899}
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:#1e1b4b}

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

/* === Header === */
.site-header{background:linear-gradient(135deg,#1e1b4b 0%,#312e81 50%,#4c1d95 100%);position:sticky;top:0;z-index:1000;box-shadow:0 4px 20px rgba(124,58,237,.3)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;max-width:1200px;margin:0 auto}
.logo-link{display:flex;align-items:center;gap:10px}
.logo-link img{height:48px;width:auto}
.logo-text{color:#fff;font-size:1.3rem;font-weight:800;letter-spacing:1px}
.logo-text span{color:#EC4899}

/* === Navigation === */
.main-nav{display:flex;align-items:center;gap:0}
.main-nav a{color:rgba(255,255,255,.9);padding:10px 16px;font-size:.95rem;font-weight:500;border-radius:8px;transition:all .3s}
.main-nav a:hover,.main-nav a.active{background:rgba(236,72,153,.2);color:#fff}
.mobile-toggle{display:none;background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer;padding:8px}

/* === Search Bar === */
.search-bar{background:linear-gradient(135deg,#312e81,#4c1d95);padding:16px 0;border-bottom:1px solid rgba(255,255,255,.1)}
.search-wrap{max-width:680px;margin:0 auto;position:relative;padding:0 20px}
.search-wrap input{width:100%;padding:14px 50px 14px 20px;border:2px solid rgba(124,58,237,.3);border-radius:50px;font-size:1rem;background:rgba(255,255,255,.95);color:#1f2937;outline:none;transition:border-color .3s,box-shadow .3s}
.search-wrap input:focus{border-color:#EC4899;box-shadow:0 0 0 4px rgba(236,72,153,.15)}
.search-wrap input::placeholder{color:#9ca3af}
.search-btn{position:absolute;right:28px;top:50%;transform:translateY(-50%);background:linear-gradient(135deg,#7C3AED,#EC4899);border:none;color:#fff;width:38px;height:38px;border-radius:50%;cursor:pointer;font-size:1.1rem;display:flex;align-items:center;justify-content:center;transition:transform .2s}
.search-btn:hover{transform:translateY(-50%) scale(1.1)}

/* === Hero Banner === */
.hero-section{position:relative;overflow:hidden;border-radius:0 0 24px 24px;margin-bottom:40px}
.hero-section img{width:100%;height:420px;object-fit:cover}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(30,27,75,.3) 0%,rgba(30,27,75,.85) 100%);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:20px}
.hero-overlay h1{color:#fff;font-size:2.6rem;margin-bottom:12px;text-shadow:0 2px 10px rgba(0,0,0,.3)}
.hero-overlay p{color:rgba(255,255,255,.9);font-size:1.15rem;max-width:700px;line-height:1.8}
.hero-tags{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap;justify-content:center}
.hero-tags span{background:rgba(236,72,153,.25);color:#fff;padding:6px 16px;border-radius:20px;font-size:.85rem;backdrop-filter:blur(4px)}

/* === Section Titles === */
.section-title{text-align:center;margin-bottom:36px;position:relative}
.section-title h2{font-size:1.9rem;color:#1e1b4b;display:inline-block;position:relative}
.section-title h2::after{content:'';display:block;width:60px;height:4px;background:linear-gradient(90deg,#7C3AED,#EC4899);margin:10px auto 0;border-radius:2px}
.section-title p{color:#6b7280;margin-top:10px;font-size:1rem}

/* === Section Spacing === */
.section{padding:50px 0}
.section-alt{background:#fff}

/* === Video Card Grid === */
.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.video-card{background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 4px 16px rgba(124,58,237,.08);transition:transform .3s,box-shadow .3s;position:relative}
.video-card:hover{transform:translateY(-6px);box-shadow:0 12px 32px rgba(124,58,237,.15)}
.video-thumb{position:relative;overflow:hidden;aspect-ratio:16/9;background:#e5e7eb}
.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;background:rgba(30,27,75,.4);opacity:0;transition:opacity .3s}
.video-card:hover .play-btn{opacity:1}
.play-btn-icon{width:60px;height:60px;background:rgba(236,72,153,.9);border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 20px rgba(236,72,153,.4)}
.play-btn-icon::after{content:'';border-style:solid;border-width:12px 0 12px 20px;border-color:transparent transparent transparent #fff;margin-left:4px}
.video-duration{position:absolute;bottom:8px;right:8px;background:rgba(0,0,0,.75);color:#fff;padding:2px 8px;border-radius:4px;font-size:.8rem}
.video-info{padding:14px 16px}
.video-info h3{font-size:1rem;font-weight:600;color:#1e1b4b;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-meta{display:flex;align-items:center;gap:12px;color:#9ca3af;font-size:.82rem}
.video-meta span{display:flex;align-items:center;gap:4px}
.video-tags{display:flex;gap:6px;margin-top:8px;flex-wrap:wrap}
.video-tags span{background:#f3e8ff;color:#7C3AED;padding:2px 10px;border-radius:12px;font-size:.75rem}

/* === Comic Card === */
.comic-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:20px}
.comic-card{background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 4px 16px rgba(124,58,237,.08);transition:transform .3s,box-shadow .3s}
.comic-card:hover{transform:translateY(-5px);box-shadow:0 10px 28px rgba(124,58,237,.15)}
.comic-card img{width:100%;aspect-ratio:3/4;object-fit:cover}
.comic-card .comic-info{padding:12px 14px}
.comic-card .comic-info h3{font-size:.95rem;font-weight:600;margin-bottom:4px}
.comic-card .comic-info p{font-size:.82rem;color:#6b7280}
.comic-badge{position:absolute;top:10px;left:10px;background:linear-gradient(135deg,#7C3AED,#EC4899);color:#fff;padding:3px 10px;border-radius:8px;font-size:.75rem;font-weight:600}

/* === Expert Cards === */
.expert-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px}
.expert-card{background:#fff;border-radius:16px;padding:28px 20px;text-align:center;box-shadow:0 4px 16px rgba(124,58,237,.08);transition:transform .3s}
.expert-card:hover{transform:translateY(-4px)}
.expert-card img{width:100px;height:100px;border-radius:50%;object-fit:cover;margin:0 auto 14px;border:3px solid #e9d5ff}
.expert-card h4{font-size:1.05rem;color:#1e1b4b;margin-bottom:4px}
.expert-card .expert-role{color:#7C3AED;font-size:.85rem;font-weight:500;margin-bottom:8px}
.expert-card p{font-size:.85rem;color:#6b7280;line-height:1.6}
.expert-btns{display:flex;gap:8px;justify-content:center;margin-top:14px}
.btn-sm{padding:7px 18px;border-radius:20px;font-size:.82rem;font-weight:500;border:none;cursor:pointer;transition:all .3s}
.btn-primary{background:linear-gradient(135deg,#7C3AED,#EC4899);color:#fff}
.btn-primary:hover{box-shadow:0 4px 16px rgba(124,58,237,.3)}
.btn-outline{border:1.5px solid #7C3AED;color:#7C3AED;background:transparent}
.btn-outline:hover{background:#7C3AED;color:#fff}

/* === FAQ Section === */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:#fff;border-radius:12px;margin-bottom:12px;box-shadow:0 2px 8px rgba(124,58,237,.06);overflow:hidden}
.faq-question{padding:18px 24px;font-weight:600;color:#1e1b4b;cursor:pointer;display:flex;justify-content:space-between;align-items:center;transition:background .3s}
.faq-question:hover{background:#f9f5ff}
.faq-question::after{content:'+';font-size:1.4rem;color:#7C3AED;transition:transform .3s}
.faq-item.active .faq-question::after{transform:rotate(45deg)}
.faq-answer{padding:0 24px;max-height:0;overflow:hidden;transition:max-height .4s ease,padding .4s ease;color:#4b5563;font-size:.92rem;line-height:1.8}
.faq-item.active .faq-answer{max-height:300px;padding:0 24px 18px}

/* === Reviews === */
.review-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
.review-card{background:#fff;border-radius:14px;padding:24px;box-shadow:0 4px 16px rgba(124,58,237,.08)}
.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,#7C3AED,#EC4899);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:1.1rem}
.review-name{font-weight:600;color:#1e1b4b;font-size:.95rem}
.review-date{color:#9ca3af;font-size:.8rem}
.review-stars{color:#F59E0B;margin-bottom:8px;font-size:.9rem}
.review-text{color:#4b5563;font-size:.9rem;line-height:1.7}

/* === Partners === */
.partner-wall{display:flex;flex-wrap:wrap;gap:20px;justify-content:center;align-items:center}
.partner-wall .partner-item{background:#fff;padding:16px 28px;border-radius:12px;box-shadow:0 2px 8px rgba(124,58,237,.06);font-weight:600;color:#4b5563;font-size:.95rem;transition:transform .2s}
.partner-wall .partner-item:hover{transform:scale(1.05)}

/* === Contact Section === */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}
.contact-card{background:#fff;border-radius:14px;padding:24px;box-shadow:0 4px 16px rgba(124,58,237,.08);text-align:center}
.contact-card h4{color:#1e1b4b;margin-bottom:12px;font-size:1.05rem}
.contact-card p{color:#4b5563;font-size:.9rem;line-height:1.7}
.contact-card img{max-width:160px;margin:12px auto 0;border-radius:8px}

/* === How-To Guide === */
.howto-steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-top:24px}
.howto-step{background:#fff;border-radius:14px;padding:24px;text-align:center;box-shadow:0 4px 16px rgba(124,58,237,.08);position:relative}
.step-num{width:40px;height:40px;background:linear-gradient(135deg,#7C3AED,#EC4899);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;margin:0 auto 12px;font-size:1.1rem}
.howto-step h4{color:#1e1b4b;margin-bottom:8px}
.howto-step p{color:#6b7280;font-size:.88rem}

/* === Share Buttons === */
.share-bar{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:20px}
.share-btn{padding:10px 20px;border-radius:24px;color:#fff;font-size:.88rem;font-weight:500;cursor:pointer;border:none;transition:transform .2s,box-shadow .2s}
.share-btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,.15)}
.share-wechat{background:#07C160}
.share-weibo{background:#E6162D}
.share-douyin{background:#161823}
.share-bilibili{background:#FB7299}

/* === Footer === */
.site-footer{background:linear-gradient(135deg,#1e1b4b 0%,#312e81 100%);color:rgba(255,255,255,.8);padding:40px 0 20px}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:30px;margin-bottom:30px}
.footer-col h4{color:#fff;font-size:1rem;margin-bottom:14px;position:relative;padding-bottom:8px}
.footer-col h4::after{content:'';position:absolute;bottom:0;left:0;width:30px;height:2px;background:linear-gradient(90deg,#7C3AED,#EC4899)}
.footer-col p,.footer-col a{color:rgba(255,255,255,.7);font-size:.88rem;line-height:1.8}
.footer-col a:hover{color:#EC4899}
.footer-col img{max-width:120px;border-radius:8px;margin-top:8px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;text-align:center;font-size:.85rem;color:rgba(255,255,255,.5)}
.footer-bottom a{color:rgba(255,255,255,.6)}

/* === Breadcrumb === */
.breadcrumb{padding:14px 0;font-size:.88rem;color:#6b7280}
.breadcrumb a{color:#7C3AED}
.breadcrumb span{margin:0 6px;color:#d1d5db}

/* === Channel Page === */
.channel-header{background:linear-gradient(135deg,#1e1b4b,#4c1d95);padding:40px 0;text-align:center;border-radius:0 0 24px 24px;margin-bottom:30px}
.channel-header h1{color:#fff;font-size:2rem;margin-bottom:8px}
.channel-header p{color:rgba(255,255,255,.8);font-size:1rem}

/* === Responsive === */
@media(max-width:768px){
  .header-inner{flex-wrap:wrap}
  .main-nav{display:none;width:100%;flex-direction:column;padding:10px 0}
  .main-nav.show{display:flex}
  .mobile-toggle{display:block}
  .hero-overlay h1{font-size:1.6rem}
  .hero-section img{height:260px}
  .section-title h2{font-size:1.5rem}
  .video-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}
  .comic-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}
  .expert-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .search-wrap{padding:0 16px}
}
@media(max-width:480px){
  .video-grid{grid-template-columns:1fr}
  .comic-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr}
  .hero-overlay h1{font-size:1.3rem}
  .hero-overlay p{font-size:.9rem}
  .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;opacity:0}

/* === Lazy Load Placeholder === */
.lazy{opacity:0;transition:opacity .5s}
.lazy.loaded{opacity:1}

/* === Module Cards === */
.module-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:16px}
.module-card{background:linear-gradient(135deg,#f9f5ff,#fdf2f8);border-radius:14px;padding:20px;text-align:center;transition:transform .3s,box-shadow .3s;border:1px solid #f3e8ff}
.module-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(124,58,237,.12)}
.module-icon{font-size:2rem;margin-bottom:8px}
.module-card h4{font-size:.92rem;color:#1e1b4b;margin-bottom:4px}
.module-card p{font-size:.8rem;color:#6b7280}