:root{
  --bg:#0b0d10;
  --bg2:#11151a;
  --card:#161b21;
  --card2:#1d242c;
  --line:#28313a;
  --txt:#eef2f6;
  --dim:#8b98a5;
  --acc:#e23b4e;       /* 鬼灭红 */
  --acc2:#2fa06a;      /* 羽织绿 */
  --ok:#37d67a;
  --shadow:0 18px 50px rgba(0,0,0,.55);
  --r:14px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%}
body{
  margin:0;background:
    radial-gradient(1100px 520px at 12% -12%, rgba(226,59,78,.10), transparent 60%),
    radial-gradient(900px 480px at 92% 4%, rgba(47,160,106,.09), transparent 62%),
    var(--bg);
  color:var(--txt);
  font:15px/1.55 -apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  min-height:100%;
}

/* ---------- 顶栏 ---------- */
.topbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 20px;max-width:1600px;margin:0 auto;
  position:sticky;top:0;z-index:40;
  background:linear-gradient(180deg,rgba(11,13,16,.96),rgba(11,13,16,.72) 70%,transparent);
  backdrop-filter:blur(10px);
}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.logo{
  width:40px;height:40px;flex:none;border-radius:11px;
  display:grid;place-items:center;font-weight:800;font-size:19px;color:#fff;
  background:linear-gradient(145deg,var(--acc),#8d1b2a);
  box-shadow:0 6px 18px rgba(226,59,78,.35);
}
.brand h1{margin:0;font-size:17px;letter-spacing:.5px}
.brand p{margin:1px 0 0;font-size:11.5px;color:var(--dim);letter-spacing:.6px}

.ghost{
  background:var(--card2);border:1px solid var(--line);color:var(--txt);
  border-radius:10px;padding:8px 13px;font-size:13.5px;font-family:inherit;cursor:pointer;
}
.ghost:active{opacity:.75}

/* ---------- 布局 ---------- */
.layout{
  max-width:1600px;margin:0 auto;padding:0 20px 34px;
  display:grid;grid-template-columns:minmax(0,1fr) 328px;gap:20px;align-items:start;
}
.stage{min-width:0}

/* ---------- 播放器 ---------- */
.player{
  position:relative;width:100%;aspect-ratio:16/9;background:#000;
  border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);
  border:1px solid var(--line);
}
.player video{width:100%;height:100%;display:block;background:#000;object-fit:contain}

.bigplay{
  position:absolute;inset:0;margin:auto;width:78px;height:78px;border-radius:50%;
  border:0;background:rgba(226,59,78,.94);color:#fff;cursor:pointer;
  display:grid;place-items:center;box-shadow:0 10px 34px rgba(226,59,78,.45);
  transition:transform .16s, opacity .2s;z-index:6;
}
.bigplay svg{width:36px;height:36px;fill:#fff;margin-left:4px}
.bigplay:hover{transform:scale(1.07)}
.player.playing .bigplay{opacity:0;pointer-events:none}

.spinner{position:absolute;inset:0;display:none;place-items:center;z-index:5;pointer-events:none}
.player.loading .spinner{display:grid}
.spinner i{
  width:44px;height:44px;border-radius:50%;
  border:3px solid rgba(255,255,255,.18);border-top-color:var(--acc);
  animation:spin .9s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- 控制条 ---------- */
.controls{
  position:absolute;left:0;right:0;bottom:0;z-index:7;
  padding:34px 14px 10px;
  background:linear-gradient(to top,rgba(0,0,0,.88),rgba(0,0,0,.45) 55%,transparent);
  opacity:1;transition:opacity .25s;
}
.player.hide-ui .controls{opacity:0;pointer-events:none}
.player.hide-ui{cursor:none}

.progress-wrap{
  position:relative;height:15px;display:flex;align-items:center;cursor:pointer;
  margin-bottom:4px;touch-action:none;
}
.progress-buf,.progress-played{
  position:absolute;height:4px;border-radius:99px;left:0;transition:height .12s;
}
.progress-buf{background:rgba(255,255,255,.22);width:0}
.progress-played{background:var(--acc);width:0}
.knob{
  position:absolute;right:-6px;top:50%;transform:translateY(-50%) scale(0);
  width:13px;height:13px;border-radius:50%;background:#fff;
  box-shadow:0 0 0 3px rgba(226,59,78,.34);transition:transform .12s;
}
.progress-wrap:hover .progress-buf,.progress-wrap:hover .progress-played{height:6px}
.progress-wrap:hover .knob{transform:translateY(-50%) scale(1)}
.tooltip{
  position:absolute;bottom:20px;transform:translateX(-50%);
  background:rgba(0,0,0,.9);border:1px solid var(--line);color:#fff;
  font-size:11.5px;padding:2px 7px;border-radius:6px;pointer-events:none;
  opacity:0;transition:opacity .12s;white-space:nowrap;
}
.progress-wrap:hover .tooltip{opacity:1}

.ctrl-row{display:flex;align-items:center;gap:4px}
.icon{
  background:transparent;border:0;color:#eef2f6;cursor:pointer;
  width:38px;height:38px;border-radius:9px;display:grid;place-items:center;
  font-family:inherit;transition:background .15s;
}
.icon:hover{background:rgba(255,255,255,.12)}
.icon svg{width:21px;height:21px;fill:#eef2f6}
.icon span{font-size:12px;font-weight:600;letter-spacing:.2px}
.time{font-size:12.5px;color:#cfd8e2;font-variant-numeric:tabular-nums;margin-left:4px;white-space:nowrap}
.spacer{flex:1}

.vol-box{display:flex;align-items:center;gap:2px}
#vol{
  -webkit-appearance:none;appearance:none;width:76px;height:4px;border-radius:99px;
  background:rgba(255,255,255,.28);outline:none;cursor:pointer;
}
#vol::-webkit-slider-thumb{
  -webkit-appearance:none;width:12px;height:12px;border-radius:50%;background:#fff;
  box-shadow:0 0 0 3px rgba(226,59,78,.3);
}
#vol::-moz-range-thumb{width:12px;height:12px;border:0;border-radius:50%;background:#fff}

.quality-btn, #btn-rate{
  width:auto;min-width:46px;padding:0 7px;
}
.quality-btn span{
  background:rgba(255,255,255,.14);padding:3px 7px;border-radius:6px;font-size:11.5px;
  white-space:nowrap;
}
.quality-btn:hover span{background:rgba(226,59,78,.85)}

/* ---------- 菜单 ---------- */
.menu{
  position:absolute;bottom:74px;right:14px;z-index:9;
  background:rgba(18,22,27,.97);border:1px solid var(--line);border-radius:11px;
  padding:6px;min-width:112px;display:none;box-shadow:0 12px 34px rgba(0,0,0,.6);
  backdrop-filter:blur(8px);
}
.menu.show{display:block;animation:pop .13s ease-out}
@keyframes pop{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.menu button{
  display:flex;align-items:center;justify-content:space-between;width:100%;
  background:transparent;border:0;color:var(--txt);font-family:inherit;font-size:13.5px;
  padding:9px 11px;border-radius:7px;cursor:pointer;text-align:left;
}
.menu button:hover{background:var(--card2)}
.menu button.on{color:var(--acc);font-weight:600}
.menu button.on::after{content:"✓";font-size:12px}
.menu button small{color:var(--dim);font-size:11px;margin-left:8px}

/* ---------- 剧集信息 ---------- */
.nowplaying{padding:14px 4px 0}
.nowplaying h2{margin:0 0 3px;font-size:16.5px;font-weight:650}
.nowplaying p{margin:0;font-size:12.5px;color:var(--dim)}

/* ---------- 选集侧栏 ---------- */
.sidebar{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  box-shadow:var(--shadow);overflow:hidden;
  position:sticky;top:78px;max-height:calc(100vh - 100px);display:flex;flex-direction:column;
}
.side-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 15px;border-bottom:1px solid var(--line);flex:none;
}
.side-head h3{margin:0;font-size:13px;color:var(--dim);letter-spacing:1.6px;font-weight:600}
.side-body{overflow-y:auto;padding:8px 8px 14px;scrollbar-width:thin}
.side-body::-webkit-scrollbar{width:6px}
.side-body::-webkit-scrollbar-thumb{background:#333d47;border-radius:9px}

.season{margin-bottom:6px}
.season-head{
  display:flex;align-items:center;gap:8px;width:100%;padding:10px 10px;
  background:transparent;border:0;color:var(--txt);font-family:inherit;font-size:13.5px;
  font-weight:600;cursor:pointer;border-radius:8px;text-align:left;
}
.season-head:hover{background:var(--card2)}
.season-head .chev{
  width:14px;height:14px;flex:none;fill:var(--dim);transition:transform .18s;
}
.season.closed .chev{transform:rotate(-90deg)}
.season-head .cnt{margin-left:auto;font-size:11px;color:var(--dim);font-weight:400}
.season-head .no{color:var(--acc);font-variant-numeric:tabular-nums}

.eps{display:grid;grid-template-columns:repeat(5,1fr);gap:6px;padding:4px 6px 10px}
.season.closed .eps{display:none}
.ep{
  position:relative;padding:9px 0;border-radius:8px;border:1px solid var(--line);
  background:var(--card2);color:var(--txt);font-family:inherit;font-size:12.5px;
  cursor:pointer;transition:.15s;font-variant-numeric:tabular-nums;
}
.ep:hover{border-color:var(--acc);color:#fff}
.ep.active{background:var(--acc);border-color:var(--acc);color:#fff;font-weight:700}
.ep.watched::after{
  content:"";position:absolute;left:5px;top:5px;width:5px;height:5px;border-radius:50%;
  background:var(--acc2);
}
.ep.active.watched::after{background:#fff}
.ep.partial::after{background:var(--dim)}

/* ---------- 提示 ---------- */
.toast{
  position:fixed;left:50%;bottom:34px;transform:translate(-50%,20px);
  background:rgba(0,0,0,.92);border:1px solid var(--line);color:#fff;
  padding:9px 16px;border-radius:10px;font-size:13px;z-index:99;
  opacity:0;pointer-events:none;transition:.22s;
}
.toast.show{opacity:1;transform:translate(-50%,0)}

.scrim{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:45;display:none}
.scrim.show{display:block}

.only-mobile{display:none}

/* ---------- 平板 ---------- */
@media (max-width:1080px){
  .layout{grid-template-columns:minmax(0,1fr) 272px;gap:14px;padding:0 12px 26px}
  .eps{grid-template-columns:repeat(4,1fr)}
}

/* ---------- 手机 ---------- */
@media (max-width:820px){
  .only-mobile{display:inline-block}
  .topbar{padding:10px 12px}
  .layout{display:block;padding:0 0 20px}
  .player{border-radius:0;border-left:0;border-right:0;aspect-ratio:16/9}
  .stage{padding:0}
  .nowplaying{padding:12px 14px 0}
  .sidebar{
    position:fixed;left:0;right:0;bottom:0;top:auto;z-index:50;
    max-height:76vh;border-radius:18px 18px 0 0;transform:translateY(102%);
    transition:transform .28s cubic-bezier(.3,.9,.3,1);
  }
  .sidebar.show{transform:none}
  .eps{grid-template-columns:repeat(6,1fr)}
  .icon{width:32px;height:32px}
  .icon svg{width:19px;height:19px}
  #btn-rate{min-width:34px;padding:0 2px}
  #btn-rate span{font-size:11px}
  .quality-btn{min-width:40px;padding:0 3px}
  .quality-btn span{font-size:11px;padding:3px 6px}
  .vol-box input{display:none}
  .time{font-size:11.5px}
  .controls{padding:30px 8px 8px}
  .menu{bottom:64px;right:8px}
}
@media (max-width:400px){
  .eps{grid-template-columns:repeat(5,1fr)}
}