:root {
  --bg:#060d17; --bg2:#091522; --panel:#0b1725; --line:rgba(164,198,232,.15);
  --text:#eaf1fa; --muted:#91a5ba; --dim:#647a90; --mint:#36d6b0; --mint2:#82f2d7;
  --gold:#d8b36a; --r:16px; --sans:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}
*{box-sizing:border-box}
body{margin:0;background:
  radial-gradient(800px 500px at 80% 0%,rgba(54,214,176,.10),transparent 60%),
  radial-gradient(700px 500px at 0% 30%,rgba(84,168,255,.08),transparent 60%),
  var(--bg);color:var(--text);font-family:var(--sans);-webkit-font-smoothing:antialiased;min-height:100vh}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
.wrap{width:min(440px,calc(100% - 32px));margin:0 auto;padding:34px 0 50px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;letter-spacing:.02em;justify-content:center;margin-bottom:24px}
.mark{width:36px;height:36px;border-radius:10px;background:linear-gradient(145deg,var(--mint),#137f76);display:grid;place-items:center;color:#04110e;font-weight:900;font-size:17px}
.brand small{display:block;color:var(--muted);font-size:10px;letter-spacing:.2em;font-weight:600;margin-top:2px}
.card{background:rgba(11,23,37,.82);border:1px solid var(--line);border-radius:var(--r);padding:26px;box-shadow:0 30px 80px rgba(0,0,0,.28);backdrop-filter:blur(16px)}
h1{font-size:24px;letter-spacing:-.03em;margin:0 0 6px}
.sub{font-size:11px;line-height:1.7;color:var(--muted);margin:0 0 20px}
.tabs{display:flex;gap:5px;background:rgba(255,255,255,.035);border:1px solid var(--line);border-radius:10px;padding:4px;margin-bottom:18px}
.tabs button{flex:1;border:0;background:transparent;color:var(--muted);padding:9px;border-radius:7px;font-size:11px;cursor:pointer}
.tabs button.active{background:rgba(54,214,176,.12);color:var(--mint2)}
.field{display:grid;gap:6px;margin-bottom:13px}
.field label{font-size:10px;color:var(--muted);letter-spacing:.06em}
.field input,.field select,.field textarea{border:1px solid var(--line);background:rgba(4,12,21,.65);color:var(--text);border-radius:9px;padding:11px 12px;font-size:12px;outline:none;width:100%}
.field input:focus,.field select:focus,.field textarea:focus{border-color:rgba(54,214,176,.55);box-shadow:0 0 0 3px rgba(54,214,176,.08)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:10px;padding:11px 16px;font-weight:700;font-size:12px;cursor:pointer;transition:.2s}
.btn-primary{background:linear-gradient(135deg,var(--mint),#1fb99c);color:#04120f}
.btn-primary:hover{transform:translateY(-1px)}
.btn-ghost{border-color:var(--line);background:rgba(255,255,255,.03);color:var(--text)}
.btn-sm{padding:7px 12px;font-size:11px;border-radius:8px}
.btn-block{width:100%;margin-top:4px}
.error{color:#ffb4ad;font-size:11px;min-height:16px;line-height:1.5;margin:8px 0}
.ok{color:var(--mint2)}
.muted{color:var(--muted)}
.link{color:var(--mint);font-size:11px}
.footer{text-align:center;color:var(--dim);font-size:10px;line-height:1.8;margin-top:18px}
.footer a{color:var(--muted)}
.code-box{border:1px dashed rgba(54,214,176,.35);background:rgba(54,214,176,.06);border-radius:10px;padding:14px;margin-top:12px;text-align:center}
.code-box code{font:700 16px ui-monospace,Consolas,monospace;letter-spacing:.08em;color:var(--mint2);word-break:break-all;display:block}
.code-box small{display:block;font-size:9px;color:var(--dim);margin-top:7px}
.account-grid{display:grid;gap:10px;margin-top:18px}
@media(max-width:520px){.account-grid{grid-template-columns:1fr!important}}
.account-item{border:1px solid var(--line);border-radius:10px;padding:12px;background:rgba(255,255,255,.02)}
.account-item span{display:block;font-size:9px;text-transform:uppercase;letter-spacing:.1em;color:var(--dim);margin-bottom:5px}
.account-item b{font-size:12px;color:#dce7f2;font-weight:600;overflow-wrap:anywhere}
.admin{width:min(1080px,calc(100% - 32px))}
.admin .card{max-width:none}
.admin-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.admin-head h1{font-size:20px}
.admin-grid{display:grid;grid-template-columns:360px 1fr;gap:18px}
@media(max-width:850px){.admin-grid{grid-template-columns:1fr}.admin{padding-top:18px}}
.panel{border:1px solid var(--line);border-radius:12px;background:rgba(255,255,255,.02);padding:18px}
.panel h2{font-size:13px;margin:0 0 12px;letter-spacing:.02em}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:18px}
.stat{border:1px solid var(--line);border-radius:10px;padding:12px;background:rgba(255,255,255,.02)}
.stat b{display:block;font-size:20px;letter-spacing:-.03em}
.stat span{font-size:9px;color:var(--dim);text-transform:uppercase}
.table-wrap{overflow:auto}
table{width:100%;border-collapse:collapse;font-size:10px;min-width:680px}
th{text-align:left;color:var(--dim);font-weight:500;padding:8px 6px;border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:9px 6px;border-bottom:1px solid rgba(164,198,232,.07);vertical-align:middle;color:#b8c9d9}
td b{color:#e1ecf6;font-weight:600;white-space:nowrap}
.pill{display:inline-block;padding:3px 7px;border-radius:999px;font-size:9px;border:1px solid transparent;white-space:nowrap}
.pill.active{background:rgba(54,214,176,.12);color:var(--mint2);border-color:rgba(54,214,176,.25)}
.pill.unused{background:rgba(216,179,106,.10);color:var(--gold);border-color:rgba(216,179,106,.25)}
.pill.revoked{background:rgba(255,255,255,.05);color:var(--muted);border-color:var(--line)}
.actions{display:flex;gap:4px;flex-wrap:wrap}
.actions button{padding:4px 7px;font-size:9px;border-radius:5px;border:1px solid var(--line);background:transparent;color:#a9bbcd;cursor:pointer}
.actions button:hover{border-color:rgba(54,214,176,.4);color:var(--mint2)}
.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,16px);opacity:0;pointer-events:none;background:#08201a;border:1px solid rgba(54,214,176,.35);color:#dff7ef;padding:10px 14px;border-radius:9px;font-size:11px;transition:.2s;z-index:9}
.toast.show{opacity:1;transform:translate(-50%,0)}
.hidden{display:none!important}