:root {
    --bg: #0d1117; --surface: #161b22; --border: #30363d;
    --text: #c9d1d9; --text-strong: #f0f6fc; --muted: #8b949e;
    --accent: #58a6ff; --good: #56d364; --bad: #f85149; --warn: #ffa657;
}
* { box-sizing: border-box; }
body { margin: 0; font: 14px/1.5 -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
header { background: var(--surface); border-bottom: 1px solid var(--border); padding: 14px 24px; display: flex; align-items: center; justify-content: space-between; }
header h1 { font-size: 18px; margin: 0; color: var(--text-strong); }
header .admin { color: var(--muted); font-size: 12px; }
main { max-width: 1100px; margin: 0 auto; padding: 24px; }
h2 { color: var(--text-strong); margin-top: 0; font-size: 22px; }
h3 { color: var(--text-strong); margin-top: 24px; font-size: 16px; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 20px; margin-bottom: 18px; }
table { width: 100%; border-collapse: collapse; margin-top: 10px; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { background: #0d1117; font-size: 12px; text-transform: uppercase; color: var(--muted); letter-spacing: 0.05em; }
tr:hover td { background: #1c2128; }
input[type=text], input[type=password], input[type=number], input[type=email], select, textarea {
    background: #0d1117; border: 1px solid var(--border); border-radius: 6px;
    padding: 8px 12px; color: var(--text); font-size: 14px; width: 100%;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); }
label { display: block; margin: 14px 0 6px; color: var(--muted); font-size: 12px; text-transform: uppercase; }
.btn { display: inline-block; padding: 8px 16px; border-radius: 6px; border: 1px solid var(--border);
    background: #21262d; color: var(--text); font-size: 13px; cursor: pointer; text-decoration: none; }
.btn:hover { background: #30363d; }
.btn-primary { background: #238636; border-color: #238636; color: white; }
.btn-primary:hover { background: #2ea043; }
.btn-danger { background: #da3633; border-color: #da3633; color: white; }
.btn-danger:hover { background: #f85149; }
.btn-sm { padding: 4px 10px; font-size: 12px; }
.badge { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 11px; font-weight: 600; }
.badge-good { background: rgba(86, 211, 100, 0.15); color: var(--good); border: 1px solid var(--good); }
.badge-bad  { background: rgba(248, 81, 73, 0.15); color: var(--bad);  border: 1px solid var(--bad); }
.badge-warn { background: rgba(255, 166, 87, 0.15); color: var(--warn); border: 1px solid var(--warn); }
.alert { padding: 10px 14px; border-radius: 6px; margin-bottom: 14px; border-left: 4px solid var(--accent); background: var(--surface); }
.alert-error { border-left-color: var(--bad); }
.alert-ok    { border-left-color: var(--good); }
.row { display: flex; gap: 16px; flex-wrap: wrap; }
.row > * { flex: 1 1 200px; }
.menu-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.menu-grid label { display: flex; align-items: center; gap: 8px; margin: 0; text-transform: none; font-size: 14px; color: var(--text); cursor: pointer; background: #0d1117; padding: 8px 12px; border-radius: 4px; border: 1px solid var(--border); }
.menu-grid input[type=checkbox] { width: auto; }
form.inline { display: inline; }
.form-row { margin-bottom: 14px; }