:root{
  --bg:#0d0d0f;
  --panel:#16161a;
  --panel-2:#1d1d22;
  --line:#2a2a31;
  --text:#f2f2f4;
  --muted:#9a9aa4;
  --red:#e82127;
  --radius:18px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;overflow:hidden;
}
.shell{display:flex;height:100vh;height:100dvh}

/* 左侧栏 */
.rail{
  width:132px;flex:0 0 132px;background:#0a0a0c;border-right:1px solid var(--line);
  display:flex;flex-direction:column;padding:20px 12px;gap:24px;
}
.brand{display:flex;align-items:center;gap:8px;font-weight:600;letter-spacing:.02em}
.brand img{width:24px;height:24px}
.rail nav{display:flex;flex-direction:column;gap:6px}
.rail-btn{
  appearance:none;border:0;background:transparent;color:var(--muted);
  text-align:left;padding:12px 14px;border-radius:12px;font-size:15px;cursor:pointer;
  transition:background .15s,color .15s;
}
.rail-btn:hover{background:#141418;color:var(--text)}
.rail-btn.is-active{background:var(--panel-2);color:var(--text);box-shadow:inset 2px 0 0 var(--red)}
.rail-foot{margin-top:auto;font-size:12px;color:var(--muted);line-height:1.5}
.rail-foot.online{color:#4ade80}

/* 主区 */
.main{flex:1;overflow:auto;padding:28px 32px 40px}
.view{display:none}
.view.is-active{display:block}
.view-head h1{margin:0 0 6px;font-size:30px;font-weight:600;letter-spacing:-.01em}
.view-head p{margin:0 0 24px;color:var(--muted);font-size:14px}

.hero-card{
  display:flex;gap:24px;align-items:center;justify-content:space-between;
  background:linear-gradient(135deg,#1b1b20,#141418 60%);border:1px solid var(--line);
  border-radius:var(--radius);padding:26px 28px;margin-bottom:32px;
}
.hero-copy .badge{
  display:inline-block;font-size:12px;color:var(--red);border:1px solid var(--red);
  padding:2px 8px;border-radius:999px;margin-bottom:12px;letter-spacing:.06em;
}
.hero-copy h2{margin:0 0 8px;font-size:26px}
.hero-copy p{margin:0 0 18px;color:var(--muted);font-size:14px;max-width:520px;line-height:1.6}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}

.btn{
  appearance:none;border:1px solid var(--line);background:var(--panel-2);color:var(--text);
  padding:12px 22px;border-radius:12px;font-size:15px;cursor:pointer;transition:.15s;
}
.btn:hover{background:#26262c}
.btn-primary{background:var(--red);border-color:var(--red);font-weight:600}
.btn-primary:hover{background:#c91a20}
.btn-ghost{background:transparent}
.btn-sm{padding:7px 14px;font-size:13px}

.hero-qr{
  width:200px;height:200px;flex:0 0 200px;background:#fff;border-radius:16px;
  display:flex;align-items:center;justify-content:center;overflow:hidden;
}
.hero-qr img{width:100%;height:100%;display:block}
.qr-placeholder{color:#888;font-size:13px;text-align:center;padding:16px;line-height:1.6}

.pair-url{margin:-18px 0 10px;font-size:13px;color:var(--muted);word-break:break-all}
.pair-url b{color:#4ade80;font-weight:500}
.pair-tools{display:flex;align-items:center;gap:12px;margin:0 0 28px;flex-wrap:wrap}
.pair-hint{font-size:12px;color:#6b6b76}

.sec-title{margin:0 0 14px;font-size:15px;color:var(--muted);font-weight:500;letter-spacing:.04em}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(148px,1fr));gap:14px;margin-bottom:30px}
.app-card{
  background:var(--panel);border:1px solid var(--line);border-radius:16px;
  padding:16px 14px;display:flex;flex-direction:column;gap:10px;cursor:pointer;
  transition:.15s;align-items:flex-start;
}
.app-card:hover{background:var(--panel-2);transform:translateY(-2px)}
.app-card img{width:44px;height:44px;border-radius:11px;object-fit:cover;background:#222}
.app-card b{font-size:15px;font-weight:500}
.app-card small{color:var(--muted);font-size:12px}
.app-card .ph{
  width:44px;height:44px;border-radius:11px;background:#242429;display:flex;
  align-items:center;justify-content:center;font-weight:600;color:var(--muted)
}

.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:8px 20px;margin-bottom:26px}
.kv{display:flex;justify-content:space-between;gap:20px;padding:14px 0;border-bottom:1px solid var(--line);font-size:14px}
.kv:last-child{border-bottom:0}
.kv span{color:var(--muted)}
.kv b{font-weight:500;text-align:right;word-break:break-all}
.kv b.small{font-size:12px;color:var(--muted);max-width:60%}

.list{display:flex;flex-direction:column;gap:10px}
.list-item{
  background:var(--panel);border:1px solid var(--line);border-radius:14px;
  padding:14px 16px;display:flex;justify-content:space-between;gap:16px;align-items:center;
}
.list-item .t{font-size:14px;word-break:break-all}
.list-item .m{font-size:12px;color:var(--muted);margin-top:4px}

/* ---------- 片库 ---------- */
.search-row{display:flex;gap:10px;margin-bottom:16px}
.search-row input{
  flex:1;background:var(--panel);border:1px solid var(--line);border-radius:12px;
  padding:12px 16px;color:var(--text);font-size:15px;font-family:inherit;
}
.search-row input:focus{outline:none;border-color:#3d3d47}
.toolbar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.chip{
  border:1px solid var(--line);background:var(--panel);color:var(--text);
  border-radius:999px;padding:8px 16px;font-size:13px;cursor:pointer;font-family:inherit;
}
.chip:hover{background:var(--panel-2)}
.chip.on{border-color:#e82127;color:#e82127}
.lib-card{
  background:var(--panel);border:1px solid var(--line);border-radius:14px;
  overflow:hidden;cursor:pointer;transition:.15s;display:flex;flex-direction:column;
}
.lib-card:hover{background:var(--panel-2);transform:translateY(-2px)}
.lib-card .poster{aspect-ratio:2/3;background:#1a1a20 center/cover no-repeat}
.lib-card .info{padding:10px 12px}
.lib-card b{font-size:14px;font-weight:500;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.lib-card small{color:var(--muted);font-size:12px}
.lib-detail{padding:20px}
.detail-head{display:flex;gap:18px;align-items:flex-start}
.detail-head img{width:120px;aspect-ratio:2/3;object-fit:cover;border-radius:10px;background:#1a1a20;flex:none}
.detail-head h2{margin:0 0 8px;font-size:20px}
.detail-head .m{margin:0 0 6px;color:var(--muted);font-size:13px;line-height:1.6}
.ep-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(92px,1fr));gap:8px;margin-top:16px}
.ep{
  background:var(--panel-2);border:1px solid var(--line);border-radius:10px;
  padding:10px 6px;font-size:13px;text-align:center;cursor:pointer;overflow:hidden;
  white-space:nowrap;text-overflow:ellipsis;
}
.ep:hover{border-color:#e82127;color:#e82127}

/* 轻提示 */
.toast{
  position:fixed;left:50%;bottom:48px;transform:translateX(-50%);
  background:rgba(28,28,34,.96);border:1px solid var(--line);color:var(--text);
  padding:12px 20px;border-radius:12px;font-size:14px;z-index:9999;
  animation:toast-in .2s ease-out;
}
@keyframes toast-in{from{opacity:0;transform:translate(-50%,8px)}to{opacity:1;transform:translate(-50%,0)}}

/* 播放层 */
.player-layer{position:fixed;inset:0;background:#000;z-index:50;display:flex;flex-direction:column}
.player-layer[hidden]{display:none}
.player-bar{
  height:56px;display:flex;align-items:center;justify-content:space-between;
  padding:0 18px;background:#0a0a0c;border-bottom:1px solid var(--line);font-size:14px;
}
.player-layer iframe{flex:1;width:100%;border:0;background:#000}

@media (max-width:820px){
  .rail{width:88px;flex:0 0 88px;padding:16px 8px}
  .rail-btn{font-size:13px;padding:10px 8px;text-align:center}
  .brand span{display:none}
  .main{padding:18px}
  .hero-card{flex-direction:column;align-items:flex-start}
  .hero-qr{width:100%;flex:0 0 auto;height:180px}
}