:root { --bg: #f5f6f8; --panel: #fff; --border: #dfe3e8; --text: #1f2933; --muted: #6b7280; --accent: #2563eb; --danger: #dc2626; --ok: #059669; --warn: #d97706; }
* { box-sizing: border-box; }
body { margin: 0; font: 14px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; color: var(--text); background: var(--bg); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.topbar { display: flex; align-items: center; gap: 24px; padding: 0 24px; height: 52px; background: #111827; color: #fff; }
.topbar .brand { color: #fff; font-weight: 600; }
.topbar nav { display: flex; gap: 4px; flex: 1; }
.topbar nav a { color: #cbd5e1; padding: 6px 10px; border-radius: 6px; }
.topbar nav a.active, .topbar nav a:hover { background: #1f2937; color: #fff; text-decoration: none; }
.topbar .logout { display: flex; gap: 10px; align-items: center; margin: 0; }
.topbar .muted { color: #9ca3af; }
main { max-width: 1200px; margin: 0 auto; padding: 24px; }
h1 { font-size: 22px; margin: 0 0 16px; }
h2 { font-size: 16px; margin: 24px 0 8px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 16px; }
.card .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
.card .value { font-size: 26px; font-weight: 600; margin-top: 4px; }
.card .sub { color: var(--muted); font-size: 12px; }
table { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { background: #f9fafb; font-weight: 600; font-size: 12px; color: var(--muted); }
tr:last-child td { border-bottom: none; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.muted { color: var(--muted); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; }
.badge { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 12px; background: #e5e7eb; }
.badge.ok { background: #d1fae5; color: #065f46; }
.badge.warn { background: #fef3c7; color: #92400e; }
.badge.danger { background: #fee2e2; color: #991b1b; }
.bar { height: 6px; background: #e5e7eb; border-radius: 3px; overflow: hidden; margin-top: 4px; }
.bar > span { display: block; height: 100%; background: var(--accent); }
.bar > span.warn { background: var(--warn); }
.bar > span.danger { background: var(--danger); }
form.inline { display: inline; }
form.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: flex-end; margin: 8px 0 16px; }
label { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--muted); }
input, select { padding: 6px 8px; border: 1px solid var(--border); border-radius: 6px; font: inherit; background: #fff; min-width: 90px; }
input[type=checkbox] { min-width: 0; }
button { padding: 6px 12px; border-radius: 6px; border: 1px solid var(--accent); background: var(--accent); color: #fff; font: inherit; cursor: pointer; }
button.secondary { background: #fff; color: var(--text); border-color: var(--border); }
button.danger { background: var(--danger); border-color: var(--danger); }
button.link { background: none; border: none; color: #cbd5e1; padding: 0; }
button.small { padding: 2px 8px; font-size: 12px; }
.flash { background: #dbeafe; border: 1px solid #bfdbfe; color: #1e3a8a; padding: 10px 14px; border-radius: 6px; margin-bottom: 16px; }
.error { color: var(--danger); }
.login { max-width: 360px; margin: 80px auto; }
.login label { margin-bottom: 12px; }
.login input { width: 100%; }
.pager { display: flex; gap: 12px; margin: 12px 0; }
.chart { display: flex; align-items: flex-end; gap: 2px; height: 80px; }
.chart span { flex: 1; background: var(--accent); min-height: 1px; border-radius: 2px 2px 0 0; }
.chart span[title] { cursor: help; }
textarea { padding: 8px; border: 1px solid var(--border); border-radius: 6px; font: inherit; background: #fff; line-height: 1.4; }
textarea.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; }
pre.card { font-size: 12px; line-height: 1.4; }
.setup { max-width: 480px; margin: 60px auto; }
.setup label { margin-bottom: 12px; }
.setup input { width: 100%; }
.setup .qr { display: block; margin: 12px auto; width: 200px; height: 200px; image-rendering: pixelated; }
.codes { columns: 2; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 14px; margin: 12px 0; padding-left: 0; list-style: none; }
.codes li { padding: 2px 0; }
.link-box { word-break: break-all; }