/* ===== 设计系统：S=0 逆袭红黑 ===== */
:root{
  --main:#D7263D;--sub:#1A1A1A;--bg:#F5F0E8;--card:#FFFFFF;
  --ink:#1A1A1A;--muted:#6B6259;--line:#E2D8CB;--soft:#FBF7F1;
  --radius:14px;--shadow:0 4px 16px rgba(26,26,26,.08);
  --maxw:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--ink);line-height:1.65;-webkit-font-smoothing:antialiased}
img{width:100%;height:100%;object-fit:cover;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 16px}
:focus-visible{outline:3px solid var(--main);outline-offset:2px;border-radius:6px}

/* 顶部品牌区 */
.topbar{position:sticky;top:0;z-index:50;background:rgba(26,26,26,.97);color:#fff;backdrop-filter:blur(6px)}
.topbar .wrap{display:flex;align-items:center;gap:14px;height:60px}
.brand{display:flex;align-items:center;gap:8px;font-weight:800;font-size:18px;letter-spacing:.5px;white-space:nowrap}
.brand .logo{width:26px;height:26px;border-radius:8px;background:linear-gradient(135deg,var(--main),#8f1424);display:grid;place-items:center;font-size:13px;color:#fff}
.nav{display:flex;gap:4px;margin-left:6px}
.nav a{padding:8px 12px;border-radius:8px;font-size:14px;color:#e9e2d8;transition:background .18s,color .18s}
.nav a:hover,.nav a:focus-visible{background:rgba(215,38,61,.22);color:#fff}
.search{margin-left:auto;display:flex;align-items:center;gap:6px;background:#2b2b2b;border:1px solid #3a3a3a;border-radius:10px;padding:4px 6px 4px 12px}
.search input{background:transparent;border:0;color:#fff;font-size:14px;width:150px;outline:none}
.search input::placeholder{color:#9a938a}
.search button{background:var(--main);color:#fff;border:0;border-radius:7px;padding:6px 12px;font-size:13px;font-weight:600}
.search button:hover{filter:brightness(1.1)}
.menu-btn{display:none;background:#2b2b2b;border:1px solid #3a3a3a;color:#fff;border-radius:8px;padding:7px 11px;font-size:16px}
.mobile-nav{display:none;background:#1f1f1f;border-top:1px solid #333}
.mobile-nav.open{display:block}
.mobile-nav a{display:block;padding:12px 18px;color:#e9e2d8;font-size:15px;border-bottom:1px solid #2c2c2c}

/* 面包屑 */
.crumb{font-size:13px;color:var(--muted);padding:14px 0 4px}
.crumb a:hover{color:var(--main)}
.crumb span[aria-current]{color:var(--ink);font-weight:600}

/* Hero */
.hero{margin:14px 0 30px;border-radius:20px;overflow:hidden;position:relative;background:linear-gradient(135deg,#1A1A1A 0%,#3a1016 55%,#D7263D 130%);color:#fff;box-shadow:var(--shadow)}
.hero-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;padding:34px 30px;align-items:center}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.hero-tags span{font-size:12px;padding:4px 11px;border-radius:999px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22)}
.hero h1{font-size:clamp(24px,4vw,38px);line-height:1.25;font-weight:800;margin-bottom:12px}
.hero h1 em{font-style:normal;color:#ffd0d6}
.hero .hook{font-size:15px;color:#efe6dc;max-width:36em;margin-bottom:16px}
.hero-meta{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:13px;color:#d9cfc4;margin-bottom:20px}
.hero-meta b{color:#fff}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:12px 22px;border-radius:11px;font-size:15px;font-weight:700;border:0;transition:transform .15s,filter .15s,background .15s}
.btn:active{transform:scale(.97)}
.btn-main{background:var(--main);color:#fff}
.btn-main:hover{filter:brightness(1.1)}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.4)}
.btn-ghost:hover{background:rgba(255,255,255,.22)}
.hero-poster{position:relative;aspect-ratio:3/4;border-radius:16px;overflow:hidden;box-shadow:0 12px 30px rgba(0,0,0,.45);border:2px solid rgba(255,255,255,.18)}
.hero-poster .badge{position:absolute;top:10px;left:10px;background:var(--main);color:#fff;font-size:12px;font-weight:700;padding:4px 10px;border-radius:999px;z-index:2}

/* 通用区块 */
section.block{padding:30px 0 6px}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:16px;flex-wrap:wrap}
.sec-head h2{font-size:clamp(19px,2.6vw,24px);font-weight:800;position:relative;padding-left:14px}
.sec-head h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:5px;border-radius:4px;background:var(--main)}
.sec-head p{font-size:13.5px;color:var(--muted);max-width:62em;margin-top:6px}
.sec-more{font-size:13.5px;font-weight:700;color:var(--main);white-space:nowrap;padding:6px 12px;border:1px solid var(--main);border-radius:9px}
.sec-more:hover{background:var(--main);color:#fff}

/* 分类导航 */
.cats{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px}
.cat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px;transition:transform .16s,box-shadow .16s,border-color .16s;text-align:left;display:block}
.cat:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--main)}
.cat b{display:block;font-size:15px;margin-bottom:4px}
.cat small{color:var(--muted);font-size:12.5px;line-height:1.5;display:block}

/* 卡片网格 */
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .16s,box-shadow .16s}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.card .thumb{position:relative;aspect-ratio:16/10;background:#e9e1d6;overflow:hidden}
.card .thumb .tag{position:absolute;top:8px;left:8px;background:rgba(26,26,26,.82);color:#fff;font-size:11.5px;padding:3px 9px;border-radius:999px}
.card .body{padding:12px 13px 14px;display:flex;flex-direction:column;gap:6px;flex:1}
.card h3{font-size:15px;line-height:1.4;font-weight:700}
.card .desc{font-size:12.8px;color:var(--muted);line-height:1.55;flex:1}
.card .foot{display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--muted);margin-top:2px}
.card .go{color:var(--main);font-weight:700;font-size:12.5px}
.card .go:hover{text-decoration:underline}

/* 人物关系 */
.people{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.person{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px;display:flex;gap:12px;align-items:flex-start}
.person .avatar{width:58px;height:58px;border-radius:50%;overflow:hidden;flex:none;border:2px solid var(--main);background:#e9e1d6}
.person b{font-size:14.5px}
.person small{display:block;color:var(--main);font-size:12px;font-weight:700;margin:2px 0 4px}
.person p{font-size:12.8px;color:var(--muted);line-height:1.55}

/* 看点 */
.points{display:grid;grid-template-columns:1fr;gap:10px}
.point{background:var(--card);border-left:4px solid var(--main);border-radius:10px;padding:12px 14px;font-size:13.5px;color:#3a342e}
.point b{color:var(--ink)}

/* 剧情简介 */
.story{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px}
.story p{font-size:14.5px;color:#3a342e;line-height:1.9}
.story .kw{color:var(--main);font-weight:700}

/* 追剧队列 */
.ep-list{display:flex;flex-direction:column;gap:10px}
.ep{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px 14px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.ep .no{flex:none;width:44px;height:44px;border-radius:10px;background:linear-gradient(135deg,var(--sub),#4a1018);color:#fff;display:grid;place-items:center;font-weight:800;font-size:13px}
.ep .info{flex:1;min-width:180px}
.ep .info b{font-size:14px}
.ep .info p{font-size:12.6px;color:var(--muted);line-height:1.5}
.ep .meta{font-size:12px;color:var(--muted);white-space:nowrap}
.ep .add{border:1px solid var(--main);color:var(--main);background:#fff;border-radius:9px;padding:7px 14px;font-size:13px;font-weight:700;transition:background .15s,color .15s}
.ep .add:hover{background:#fdeef0}
.ep .add.on{background:var(--main);color:#fff}
.ep.hidden{display:none}
.queue-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--soft);border:1px dashed var(--main);border-radius:12px;padding:10px 14px;margin-bottom:14px;font-size:13.5px;flex-wrap:wrap}
.queue-bar b{color:var(--main);font-size:16px}
.link-more{display:inline-block;margin-top:14px;font-size:13.5px;font-weight:700;color:var(--main)}
.link-more:hover{text-decoration:underline}

/* 相关推荐 */
.rel{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.rel .card .thumb{aspect-ratio:3/2}

/* FAQ */
.faq{display:flex;flex-direction:column;gap:10px}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:0 16px;overflow:hidden}
.faq summary{cursor:pointer;font-weight:700;font-size:14px;padding:14px 0;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--main);font-weight:800;font-size:18px;line-height:1}
.faq details[open] summary::after{content:"−"}
.faq details p{font-size:13.5px;color:var(--muted);padding:0 0 14px;line-height:1.75}

/* 空状态 */
.empty{display:none;text-align:center;padding:26px;background:var(--soft);border:1px dashed var(--line);border-radius:14px;color:var(--muted);font-size:14px}
.empty.show{display:block}

/* 页脚 */
footer{margin-top:40px;background:var(--sub);color:#cfc6bb;padding:34px 0 90px;font-size:13px}
.foot-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:22px}
.foot-grid h4{color:#fff;font-size:14px;margin-bottom:10px}
.foot-grid a{display:block;padding:3px 0;color:#cfc6bb}
.foot-grid a:hover{color:#fff}
.foot-note{margin-top:24px;padding-top:18px;border-top:1px solid #333;color:#948b81;font-size:12.5px;line-height:1.7}

/* 底部导航 + 回到顶部 */
.bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:60;background:rgba(26,26,26,.97);display:flex;justify-content:space-around;padding:6px 0 calc(6px + env(safe-area-inset-bottom));border-top:1px solid #333}
.bottom-nav a{color:#cfc6bb;font-size:11.5px;text-align:center;padding:4px 8px;border-radius:8px;display:flex;flex-direction:column;gap:2px;align-items:center}
.bottom-nav a:hover{color:#fff}
.bottom-nav a span{font-size:16px;line-height:1}
#toTop{position:fixed;right:14px;bottom:74px;z-index:61;width:44px;height:44px;border-radius:50%;border:0;background:var(--main);color:#fff;font-size:18px;box-shadow:0 6px 16px rgba(215,38,61,.4);display:none;align-items:center;justify-content:center}
#toTop.show{display:flex}

/* 响应式 */
@media(min-width:720px){
  .grid{grid-template-columns:repeat(3,1fr)}
  .people{grid-template-columns:repeat(2,1fr)}
  .rel{grid-template-columns:repeat(3,1fr)}
  .points{grid-template-columns:repeat(2,1fr)}
}
@media(min-width:1024px){
  .grid{grid-template-columns:repeat(4,1fr)}
  .rel{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:860px){
  .nav{display:none}
  .menu-btn{display:block}
  .search{margin-left:auto}
  .search input{width:110px}
  .hero-inner{grid-template-columns:1fr;padding:24px 18px}
  .hero-poster{max-width:280px;margin:0 auto;order:-1}
}
@media(max-width:520px){
  .search input{width:88px}
  .search button{padding:6px 9px}
  .cats{grid-template-columns:repeat(2,1fr)}
  .people{grid-template-columns:1fr}
  .ep .meta{display:none}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}