:root { --bg:#f6f7f9; --card:#fff; --text:#1c2230; --muted:#667085; --brand:#6d28d9; --brand-d:#5b21b6; --ok:#12805c; --err:#b42318; --line:#e4e7ec; }
@media (prefers-color-scheme: dark) {
  :root { --bg:#12151c; --card:#1a1f2b; --text:#e8ebf2; --muted:#9aa4b5; --line:#2a3142; --brand:#8b5cf6; --brand-d:#7c3aed; }
}
* { box-sizing: border-box; }
body { margin:0; font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif; background:var(--bg); color:var(--text); }
header.site { background:var(--card); border-bottom:1px solid var(--line); padding:14px 16px; display:flex; gap:16px; align-items:center; flex-wrap:wrap; }
header.site strong { font-size:18px; }
header.site nav { margin-left:auto; display:flex; gap:14px; }
a { color:var(--brand); }
main { max-width:1000px; margin:0 auto; padding:20px 16px 60px; }
h1 { font-size:22px; margin:0 0 14px; } h2 { font-size:17px; margin:22px 0 10px; }
.grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(230px,1fr)); gap:14px; }
.card { background:var(--card); border:1px solid var(--line); border-radius:10px; padding:14px; }
.card h3 { margin:0 0 4px; font-size:16px; } .muted { color:var(--muted); font-size:13px; }
.price { font-weight:700; font-size:18px; margin:8px 0; }
button, .btn { background:var(--brand); color:#fff; border:0; border-radius:8px; padding:9px 14px; font:inherit; cursor:pointer; text-decoration:none; display:inline-block; }
button:hover { background:var(--brand-d); } button:disabled { opacity:.55; cursor:not-allowed; }
button.secondary { background:transparent; color:var(--brand); border:1px solid var(--brand); }
button.danger { background:var(--err); }
input, select, textarea { width:100%; padding:9px 10px; border:1px solid var(--line); border-radius:8px; background:var(--card); color:var(--text); font:inherit; }
label { display:block; font-size:13px; color:var(--muted); margin:10px 0 3px; }
.row { display:grid; grid-template-columns:1fr 1fr; gap:10px; } @media (max-width:560px){ .row { grid-template-columns:1fr; } }
table { width:100%; border-collapse:collapse; background:var(--card); border:1px solid var(--line); border-radius:10px; overflow:hidden; }
th, td { text-align:left; padding:9px 10px; border-bottom:1px solid var(--line); font-size:14px; vertical-align:top; }
th { color:var(--muted); font-weight:600; font-size:12px; text-transform:uppercase; letter-spacing:.04em; }
.table-wrap { overflow-x:auto; }
.msg { padding:10px 12px; border-radius:8px; margin:10px 0; } .msg.ok { background:rgba(18,128,92,.12); color:var(--ok); } .msg.err { background:rgba(180,35,24,.12); color:var(--err); }
.badge { display:inline-block; padding:2px 8px; border-radius:99px; font-size:12px; background:var(--line); }
.badge.good { background:rgba(18,128,92,.15); color:var(--ok); } .badge.bad { background:rgba(180,35,24,.15); color:var(--err); }
.stats { display:grid; grid-template-columns:repeat(auto-fit,minmax(140px,1fr)); gap:12px; margin-bottom:14px; }
.stat b { display:block; font-size:22px; }
.tabs { display:flex; gap:6px; flex-wrap:wrap; margin:14px 0; }
.hidden { display:none; }
.cart-line { display:flex; justify-content:space-between; gap:8px; padding:6px 0; border-bottom:1px solid var(--line); }