:root {
    --bg: #f5f6f8; --card: #fff; --text: #1d2330; --muted: #6b7280; --line: #e3e6eb;
    --accent: #1f6feb; --accent-text: #fff; --ok: #16a34a; --off: #9ca3af; --warn: #d97706; --danger: #dc2626;
    --code: #f0f2f5;
}
@media (prefers-color-scheme: dark) {
    :root {
        --bg: #12151b; --card: #1a1e26; --text: #e6e8ec; --muted: #9aa3b2; --line: #2a303b;
        --accent: #4c8dff; --code: #232833;
    }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 14px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
main { max-width: 1200px; margin: 0 auto; padding: 24px 16px 64px; }
h1 { font-size: 22px; margin: 0 0 16px; }
h2 { font-size: 16px; margin: 0 0 12px; }

.top { display: flex; align-items: center; gap: 24px; padding: 10px 24px; background: var(--card); border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.brand { font-weight: 700; font-size: 16px; }
.brand span { font-weight: 400; color: var(--muted); }
.top nav { display: flex; gap: 4px; flex: 1; }
.top nav a { padding: 6px 12px; border-radius: 6px; color: var(--text); }
.top nav a.active, .top nav a:hover { background: var(--bg); text-decoration: none; }
.logout { display: flex; align-items: center; gap: 10px; margin: 0; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 18px; margin-bottom: 18px; }
.grid2 { display: grid; grid-template-columns: 2fr 1fr; gap: 18px; }
@media (max-width: 900px) { .grid2 { grid-template-columns: 1fr; } }
.stats { display: flex; gap: 12px; margin-bottom: 18px; flex-wrap: wrap; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 12px 18px; min-width: 140px; }
.stat b { display: block; font-size: 24px; }
.stat span { color: var(--muted); }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: middle; white-space: nowrap; }
th { color: var(--muted); font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: .03em; }
td.wrap { white-space: normal; }
tr:last-child td { border-bottom: 0; }

.dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; background: var(--off); margin-right: 6px; }
.dot.on { background: var(--ok); box-shadow: 0 0 0 3px color-mix(in srgb, var(--ok) 25%, transparent); }
.tag { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 12px; background: var(--code); color: var(--muted); }
.tag.warn { color: var(--warn); }
.tag.danger { color: var(--danger); }
.muted { color: var(--muted); }
code, pre { font-family: ui-monospace, Consolas, monospace; font-size: 13px; background: var(--code); border-radius: 6px; }
code { padding: 1px 6px; }
pre { padding: 12px; overflow-x: auto; margin: 6px 0 12px; white-space: pre; }

form.inline { display: inline; margin: 0; }
.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: flex-end; }
.row > label { flex: 1; min-width: 180px; }
label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 10px; }
input[type=text], input[type=password], select, textarea {
    display: block; width: 100%; margin-top: 4px; padding: 8px 10px; font: inherit; color: var(--text);
    background: var(--bg); border: 1px solid var(--line); border-radius: 6px;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
label.check { display: flex; align-items: center; gap: 8px; color: var(--text); }

.btn { display: inline-block; padding: 8px 14px; border-radius: 6px; border: 1px solid var(--accent); background: var(--accent); color: var(--accent-text); font: inherit; cursor: pointer; margin-bottom: 10px; }
.btn:hover { filter: brightness(1.08); text-decoration: none; }
.btn.ghost { background: transparent; color: var(--text); border-color: var(--line); }
.btn.danger { background: transparent; color: var(--danger); border-color: color-mix(in srgb, var(--danger) 40%, transparent); }
.btn.small { padding: 3px 10px; font-size: 13px; margin: 0; }
.actions { display: flex; gap: 6px; flex-wrap: wrap; }

.flash { background: color-mix(in srgb, var(--ok) 12%, var(--card)); border: 1px solid color-mix(in srgb, var(--ok) 35%, transparent); padding: 10px 14px; border-radius: 8px; margin-bottom: 18px; }
.error { background: color-mix(in srgb, var(--danger) 10%, var(--card)); border: 1px solid color-mix(in srgb, var(--danger) 35%, transparent); padding: 10px 14px; border-radius: 8px; margin-bottom: 14px; }
.secret { border: 2px solid var(--warn); }
.secret .warnline { color: var(--warn); font-weight: 600; margin-bottom: 8px; }

.login { max-width: 360px; margin: 12vh auto 0; }
.login h1 { text-align: center; }