:root{
  --bg:#0b1b2b; --panel:#10263a; --line:#1e3a52; --ink:#e8f1f8;
  --muted:#8fa8bd; --cyan:#12b5cb; --green:#2ea06b; --orange:#f27a3d;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:radial-gradient(1200px 600px at 20% -10%,#15354d 0%,var(--bg) 55%) fixed;
  color:var(--ink); font:15px/1.6 "Microsoft YaHei","Segoe UI",system-ui,sans-serif;
  min-height:100vh; display:flex; flex-direction:column;
}
a{color:var(--cyan)}
.topbar{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 22px; border-bottom:1px solid var(--line);
  background:rgba(11,27,43,.75); backdrop-filter:blur(6px); position:sticky; top:0; z-index:5;
}
.brand{display:flex; align-items:center; gap:10px; font-size:16px}
.dot{width:10px;height:10px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
.tag{font-size:11px;color:var(--muted);border:1px solid var(--line);padding:1px 6px;border-radius:99px}
main{flex:1;width:100%;max-width:1080px;margin:0 auto;padding:34px 22px 60px}

.hero h1{margin:0 0 8px;font-size:34px;letter-spacing:-.5px}
.sub{margin:0 0 24px;color:var(--muted)}
.bar{display:flex;gap:10px}
input[type=text]{
  flex:1;background:#0d2032;border:1px solid var(--line);color:var(--ink);
  padding:13px 14px;border-radius:10px;font-size:14px;outline:none;
}
input[type=text]:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(18,181,203,.15)}
button{
  background:linear-gradient(180deg,#1fbfd6,#0e9fb4); color:#04222b; border:0;
  padding:13px 20px; border-radius:10px; font-weight:700; font-size:14px; cursor:pointer;
  transition:transform .08s ease, filter .15s ease;
}
button:hover{filter:brightness(1.08)}
button:active{transform:translateY(1px)}
button:disabled{opacity:.5;cursor:not-allowed;filter:grayscale(.4)}
button.ghost{background:transparent;border:1px solid var(--line);color:var(--ink);font-weight:600}
.hint{min-height:22px;margin:12px 0 0;color:var(--muted);font-size:13px}
.hint.err{color:#ff8a7a}
.hint.ok{color:var(--green)}
.hidden{display:none !important}

.result{margin-top:30px}
.card{display:flex;gap:18px;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:16px}
.thumb{width:188px;aspect-ratio:16/9;object-fit:cover;border-radius:10px;background:#0a1a28;flex:none}
.meta{min-width:0}
.meta h2{margin:0 0 10px;font-size:19px;line-height:1.35;word-break:break-word}
.facts{list-style:none;display:flex;flex-wrap:wrap;gap:8px 26px;margin:0 0 14px;padding:0}
.facts li{display:flex;flex-direction:column;font-size:12px;color:var(--muted)}
.facts b{color:var(--ink);font-size:14px;font-weight:600;font-family:Bahnschrift,Consolas,monospace}
.quick{display:flex;gap:10px;flex-wrap:wrap}
.quick button{padding:9px 14px;font-size:13px}

.tabs{display:flex;gap:8px;margin:22px 0 0}
.tab{background:transparent;border:1px solid var(--line);color:var(--muted);padding:8px 16px;border-radius:9px;font-weight:600}
.tab.active{background:var(--cyan);color:#04222b;border-color:transparent}
.tablewrap{margin-top:12px;border:1px solid var(--line);border-radius:12px;overflow:auto;background:var(--panel)}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{padding:11px 14px;text-align:left;border-bottom:1px solid rgba(30,58,82,.7);white-space:nowrap}
th{color:var(--muted);font-weight:600;font-size:12px;position:sticky;top:0;background:#0f2436}
tbody tr:hover{background:rgba(18,181,203,.06)}
td.mono{font-family:Bahnschrift,Consolas,monospace}
td button{padding:6px 12px;font-size:12px;border-radius:8px}
.badge{display:inline-block;font-size:11px;padding:1px 7px;border-radius:99px;border:1px solid var(--line);color:var(--muted);margin-left:6px}

.panel{margin-top:26px;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px}
.panel h3{margin:0 0 14px;font-size:15px}
.panel label{display:block;margin-bottom:14px;font-size:13px;color:var(--muted)}
.panel label small{color:#5f788c;font-size:11px;margin-left:6px}
.panel label input{margin-top:6px;width:100%}
.row{display:flex;gap:10px}
.warn{font-size:12px;color:var(--orange);margin:14px 0 0}
footer{text-align:center;padding:18px;color:#5f788c;font-size:12px;border-top:1px solid var(--line)}

/* 广告位：粘代码前是虚线占位框，粘进去后自动撑开 */
.badge.dim{opacity:.8;border-style:dashed}.tipnote{margin:4px 0 10px;color:var(--muted)}
.ad-slot{margin-top:22px;padding:10px;border:1px dashed rgba(92,120,145,.5);border-radius:12px;
  display:flex;align-items:center;justify-content:center;min-height:96px;background:rgba(15,36,54,.35);overflow:hidden}
.ad-slot .ad-ph{font-size:12px;color:#4b6478;letter-spacing:.06em}
.ad-slot iframe,.ad-slot ins,.ad-slot img{max-width:100%}
.mini{margin:6px 0 0;font-size:12px;color:#6d8ba3}

@media (max-width:680px){
  .hero h1{font-size:26px}
  .bar{flex-direction:column}
  .card{flex-direction:column}
  .thumb{width:100%}
  .ad-slot{min-height:64px}
}

.thumbwrap{position:relative;flex:0 0 232px;margin:0;border-radius:12px;overflow:hidden;background:#0b1b2b;cursor:pointer;line-height:0}
.thumbwrap .thumb{width:100%;height:100%;object-fit:cover;display:block}
.thumbwrap .playmask{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(4,12,22,.28);opacity:.88;transition:opacity .15s}
.thumbwrap:hover .playmask{opacity:1;background:rgba(4,12,22,.14)}
.thumbwrap .playicon{width:46px;height:46px;border-radius:50%;background:rgba(255,255,255,.92);color:#0b1b2b;display:flex;align-items:center;justify-content:center;font-size:17px;padding-left:3px;box-shadow:0 6px 18px rgba(0,0,0,.35)}
.pv{position:fixed;inset:0;z-index:99;background:rgba(3,10,18,.82);display:flex;align-items:center;justify-content:center;padding:24px}
.pv.hidden{display:none}
.pvbox{width:min(1040px,94vw);background:#08131f;border:1px solid rgba(92,120,145,.35);border-radius:16px;padding:14px 16px 10px}
.pvhead{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px;color:#dff0fb}
.pvhead b{font-weight:600;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pvbox video{width:100%;max-height:74vh;background:#000;border-radius:10px;display:block}