:root{--ink:#15151A;--bg:#F5F6F8;--card:#fff;--line:#E6E8EE;--muted:#6B7280;--accent:#2347FF;--ok:#0F9D58;--err:#D93025}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,"Segoe UI",Roboto,"Be Vietnam Pro",sans-serif;background:var(--bg);color:var(--ink);line-height:1.55}
a{color:var(--accent);text-decoration:none}
.nav{display:flex;align-items:center;justify-content:space-between;background:var(--ink);color:#fff;padding:12px 22px}
.nav .brand{color:#fff;font-weight:700;font-size:16px}
.nav nav a{color:#D7DAE3;margin-left:18px;font-size:14px}
.nav nav a:hover{color:#fff}
.nav nav a.muted{color:#9AA0AE}
.wrap{max-width:1000px;margin:26px auto;padding:0 20px}
h1{font-size:22px;margin:0 0 16px}
h3{margin:0 0 8px;font-size:16px}
.hint{color:var(--muted);font-size:14px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px}
.card .desc{color:var(--muted);font-size:14px;min-height:38px}
.price{font-weight:700;margin:8px 0 12px}
.btn{display:inline-block;background:var(--accent);color:#fff;border:0;border-radius:8px;padding:9px 16px;font-size:14px;cursor:pointer;font-weight:600}
.btn:hover{filter:brightness(1.06)}
.btn.ghost{background:#EEF1FF;color:var(--accent)}
.btn.danger{background:#FCECEA;color:var(--err)}
.btn.sm{padding:6px 12px;font-size:13px}
.flash{padding:11px 14px;border-radius:9px;margin-bottom:16px;font-size:14px}
.flash.ok{background:#E7F5EC;color:#0B6B36;border:1px solid #B7E2C6}
.flash.err{background:#FCECEA;color:#B5231B;border:1px solid #F3C7C2}
.form{max-width:420px;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:22px}
.form label{display:block;font-size:13px;color:#374151;margin:12px 0 5px;font-weight:600}
.form input,.form select,.form textarea{width:100%;padding:10px;border:1px solid var(--line);border-radius:8px;font-size:14px;font-family:inherit}
.form .btn{margin-top:16px;width:100%}
table{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden}
th,td{text-align:left;padding:10px 12px;font-size:13px;border-bottom:1px solid var(--line)}
th{background:#FAFBFC;color:#6B7280;font-weight:600}
tr:last-child td{border-bottom:0}
.key{font-family:ui-monospace,Menlo,Consolas,monospace;background:#F1F3F9;padding:3px 7px;border-radius:6px;font-size:13px}
.tag{display:inline-block;font-size:11px;padding:2px 8px;border-radius:20px;font-weight:600}
.tag.active{background:#E7F5EC;color:#0B6B36}
.tag.revoked{background:#FCECEA;color:#B5231B}
.lic{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px;margin-bottom:14px}
.lic .row{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.dev{display:flex;justify-content:space-between;align-items:center;background:#FAFBFC;border:1px solid var(--line);border-radius:8px;padding:8px 12px;margin-top:8px;font-size:13px}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin-bottom:20px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;text-align:center}
.stat b{display:block;font-size:26px}.stat span{color:var(--muted);font-size:13px}
.adminbar a{margin-right:16px;font-size:14px}
.sub{color:var(--muted);font-size:13px;margin:-8px 0 16px}
.note{background:#EEF1FF;border:1px solid #C7D2FF;color:#1c39d6;padding:11px 14px;border-radius:9px;font-size:13px;margin-bottom:16px}