:root{
  --bg:#0f1220; --card:#181c2e; --card2:#1f2540; --fg:#e8ecf5;
  --muted:#9aa3b8; --brand:#5b8cff; --brand2:#8a5bff; --ok:#36d399; --line:#2a3050;
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,"PingFang SC","Microsoft YaHei",Segoe UI,sans-serif;
  background:linear-gradient(180deg,#0c0f1c,#0f1220);color:var(--fg);line-height:1.6}
a{color:var(--brand);text-decoration:none}
.container{max-width:1080px;margin:0 auto;padding:18px}
header.top{position:sticky;top:0;z-index:10;background:rgba(15,18,32,.86);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);padding:12px 0}
.top .container{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.logo{font-weight:800;font-size:18px;letter-spacing:.3px}
.logo small{color:var(--muted);font-weight:500;margin-left:6px;font-size:12px}
.search{flex:1;min-width:220px;display:flex;gap:8px}
.search input{flex:1;background:var(--card2);border:1px solid var(--line);color:var(--fg);
  padding:10px 12px;border-radius:10px;outline:none;font-size:14px}
.search input:focus{border-color:var(--brand)}
.search button{background:linear-gradient(135deg,var(--brand),var(--brand2));border:0;color:#fff;
  padding:0 18px;border-radius:10px;cursor:pointer;font-weight:600}
h1.section{font-size:16px;color:var(--muted);font-weight:600;margin:22px 0 12px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:12px;
  transition:transform .15s,border-color .15s;cursor:pointer;display:flex;flex-direction:column;gap:8px}
.card:hover{transform:translateY(-2px);border-color:var(--brand)}
.card .cover{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:10px;background:var(--card2)}
.card .title{font-weight:700;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.card .artist{color:var(--muted);font-size:13px}
.card .seg{font-size:12px;color:var(--brand);font-weight:600}
.card .lyric{font-size:12px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tag{display:inline-block;font-size:11px;padding:2px 8px;border-radius:999px;background:var(--card2);color:var(--muted)}
.empty{color:var(--muted);text-align:center;padding:40px}

/* 详情页 */
.detail{display:grid;grid-template-columns:280px 1fr;gap:22px;margin-top:18px}
@media(max-width:720px){.detail{grid-template-columns:1fr}}
.detail .cover{width:100%;border-radius:16px;background:var(--card2)}
.bigtitle{font-size:26px;font-weight:800;margin:0}
.bigartist{color:var(--muted);font-size:16px;margin:4px 0 0}
.meta{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}
.segment{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,rgba(91,140,255,.18),rgba(138,91,255,.18));
  border:1px solid rgba(91,140,255,.4);padding:8px 14px;border-radius:12px;font-weight:700;font-size:15px}
.lyric-box{background:var(--card);border-left:3px solid var(--brand);padding:14px 16px;border-radius:0 10px 10px 0;
  color:#d7ddf0;font-size:15px;margin:14px 0;white-space:pre-wrap}
audio{width:100%;margin:10px 0}
.progress{position:relative;height:10px;background:var(--card2);border-radius:6px;margin:10px 0;overflow:hidden}
.progress .fill{position:absolute;top:0;bottom:0;background:linear-gradient(90deg,var(--brand),var(--brand2));border-radius:6px}
.progress .mark{position:absolute;top:-3px;width:3px;height:16px;background:#fff;border-radius:2px}
.codebox{background:#0b0e18;border:1px solid var(--line);border-radius:10px;padding:12px;font-family:ui-monospace,Menlo,Consolas,monospace;
  font-size:12px;color:#aab4d4;white-space:pre-wrap;word-break:break-all;margin:6px 0}
.sub{color:var(--muted);font-size:13px;margin:14px 0 6px;font-weight:600}
.btn{display:inline-block;background:var(--card2);border:1px solid var(--line);color:var(--fg);
  padding:8px 14px;border-radius:10px;cursor:pointer;font-size:13px}
.btn.primary{background:linear-gradient(135deg,var(--brand),var(--brand2));border:0;color:#fff;font-weight:600}