:root{
  --bg:#0a1018;--panel:#121a24;--line:rgba(212,180,131,.28);--gold:#d4b483;--gold2:#8d6b3b;
  --text:#f3ead8;--muted:#9aa3ae;--ok:#1f9a3a;--err:#b91c1c;--card:#f6f2ea;--ink:#141c28;
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%}
body{
  font-family:"PingFang SC","Microsoft YaHei","Segoe UI",sans-serif;
  background:radial-gradient(ellipse 80% 50% at 50% -10%,rgba(212,180,131,.16),transparent 50%),
    linear-gradient(165deg,#0a1018,#141c28 50%,#0d141d);
  color:var(--text);
}
a{color:var(--gold);text-decoration:none}
a:hover{color:#f0d9a8}
code{font-size:.9em;background:rgba(255,255,255,.06);padding:.1em .35em;border-radius:3px}
.auth-body{display:grid;place-items:center;padding:32px 16px;min-height:100vh}
.auth-card,.panel{
  width:min(480px,100%);background:rgba(18,26,36,.92);border:1px solid var(--line);
  padding:28px 24px;box-shadow:0 28px 80px rgba(0,0,0,.45);
}
.auth-card h1,.panel h1{margin:0 0 8px;font-family:"Songti SC","Noto Serif SC",Georgia,serif;font-weight:600;letter-spacing:.08em}
.kicker{margin:0 0 6px;font-size:11px;letter-spacing:.28em;color:var(--gold);font-weight:650}
.lead{color:var(--muted);font-size:14px;line-height:1.65;margin:0 0 18px}
.stack{display:flex;flex-direction:column;gap:12px}
label{display:flex;flex-direction:column;gap:6px;font-size:12px;letter-spacing:.04em;color:#c9c2b4}
input,select,textarea{
  width:100%;padding:11px 12px;border:1px solid rgba(212,180,131,.35);border-radius:2px;
  background:#0e151f;color:var(--text);font-size:14px;
}
textarea{min-height:88px;resize:vertical;line-height:1.5}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(212,180,131,.15)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:42px;padding:0 18px;border:1px solid var(--line);background:transparent;color:var(--text);
  cursor:pointer;font-weight:650;letter-spacing:.08em;font-size:13px;
}
.btn.primary{background:linear-gradient(160deg,#2ecc71,#1a8a34);border-color:transparent;color:#fff}
.btn.gold{background:linear-gradient(160deg,#c4a574,#8d6b3b);border:0;color:#fff}
.btn.danger{border-color:rgba(185,28,28,.5);color:#fca5a5}
.btn.sm{height:34px;padding:0 12px;font-size:12px}
.flash{padding:12px 14px;margin:0 0 14px;font-size:14px;line-height:1.5}
.flash.ok{background:rgba(31,154,58,.15);border:1px solid rgba(31,154,58,.35);color:#86efac}
.flash.err{background:rgba(185,28,28,.15);border:1px solid rgba(185,28,28,.35);color:#fecaca}

.shell{display:grid;grid-template-columns:220px 1fr;min-height:100vh}
.side{
  border-right:1px solid var(--line);padding:22px 16px;background:rgba(10,16,24,.7);
  position:sticky;top:0;height:100vh;
}
.side .brand{font-family:"Songti SC",Georgia,serif;font-size:20px;letter-spacing:.1em;margin:0 0 22px;line-height:1.35}
.side nav{display:flex;flex-direction:column;gap:4px}
.side a{
  padding:10px 12px;color:#c9c2b4;border:1px solid transparent;letter-spacing:.04em;font-size:13px;
}
.side a:hover,.side a.active{background:rgba(212,180,131,.1);border-color:var(--line);color:var(--text)}
.main{padding:28px 28px 48px}
.top{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:22px;flex-wrap:wrap}
.top h1{margin:0;font-family:"Songti SC",Georgia,serif;font-size:28px;letter-spacing:.08em}
.top .sub{color:var(--muted);font-size:13px;margin-top:6px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-bottom:22px}
.stat{
  background:rgba(18,26,36,.85);border:1px solid var(--line);padding:18px 16px;
}
.stat b{display:block;font-size:28px;font-family:"Songti SC",Georgia,serif;letter-spacing:.04em}
.stat span{color:var(--muted);font-size:12px;letter-spacing:.08em}
.card{
  background:rgba(18,26,36,.85);border:1px solid var(--line);padding:18px;margin-bottom:16px;
}
.card h2{margin:0 0 12px;font-size:16px;letter-spacing:.06em}
.table{width:100%;border-collapse:collapse;font-size:13px}
.table th,.table td{padding:10px 8px;border-bottom:1px solid rgba(255,255,255,.06);text-align:left;vertical-align:top}
.table th{color:var(--gold);font-weight:650;letter-spacing:.06em;font-size:12px}
.badge{display:inline-block;padding:2px 8px;font-size:11px;border:1px solid var(--line);color:var(--gold)}
.badge.off{opacity:.55;color:var(--muted)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.row3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}
.checks{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:8px}
.check{display:flex;align-items:center;gap:8px;font-size:13px;color:#ddd4c4;background:rgba(255,255,255,.03);padding:8px 10px;border:1px solid rgba(255,255,255,.05)}
.check input{width:auto}
.embed-box{
  background:#0e151f;border:1px solid var(--line);padding:14px;font-family:ui-monospace,Consolas,monospace;
  font-size:12px;line-height:1.55;white-space:pre-wrap;word-break:break-all;color:#e8dcc4;
}
.actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.hint{font-size:12px;color:var(--muted);margin:4px 0 0}
@media (max-width:900px){
  .shell{grid-template-columns:1fr}
  .side{position:relative;height:auto;border-right:0;border-bottom:1px solid var(--line)}
  .side nav{flex-direction:row;flex-wrap:wrap}
  .main{padding:18px 14px 40px}
  .row2,.row3{grid-template-columns:1fr}
}