:root {
  --bg: #f6f7f9; --card: #ffffff; --text: #1d2330; --muted: #6b7280; --line: #e5e7eb;
  --accent: #2563eb; --accent-text: #ffffff; --ok: #15803d; --ok-bg: #dcfce7;
  --err: #b91c1c; --err-bg: #fee2e2; --wait: #a16207; --wait-bg: #fef3c7;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1218; --card: #171b23; --text: #e5e7eb; --muted: #9ca3af; --line: #2a303b;
    --accent: #3b82f6; --ok: #4ade80; --ok-bg: #12301d; --err: #f87171; --err-bg: #3a1515;
    --wait: #facc15; --wait-bg: #36300f;
  }
}
* { 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); }
main { max-width: 1200px; margin: 0 auto; padding: 20px 16px 48px; }
h1 { font-size: 22px; margin: 8px 0 16px; }
h2 { font-size: 16px; margin: 0 0 12px; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; background: var(--bg); padding: 1px 5px; border-radius: 4px; }
.key { word-break: break-all; font-size: 14px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }

.top { display: flex; align-items: center; gap: 24px; padding: 10px 16px; background: var(--card); border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.brand { font-size: 17px; }
.top nav { display: flex; gap: 4px; flex: 1; }
.top nav a { color: var(--muted); text-decoration: none; padding: 6px 10px; border-radius: 6px; }
.top nav a.active, .top nav a:hover { color: var(--text); background: var(--bg); }
.logout { margin: 0; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px; margin-bottom: 16px; overflow-x: auto; }
.login { max-width: 360px; margin: 10vh auto; }
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; margin-bottom: 16px; }
.tile { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; display: flex; flex-direction: column; }
.tile .label { color: var(--muted); font-size: 13px; }
.tile .value { font-size: 28px; font-weight: 600; font-variant-numeric: tabular-nums; }
.charts { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 16px; }
.charts canvas { width: 100% !important; height: 220px !important; }

.table { width: 100%; border-collapse: collapse; }
.table th, .table td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.table th { font-size: 13px; color: var(--muted); font-weight: 500; white-space: nowrap; }
.table .num { text-align: right; font-variant-numeric: tabular-nums; }
.table tr.disabled td { opacity: .55; }
.actions { white-space: nowrap; }
.actions button { margin-right: 4px; }

.badge { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 12px; font-weight: 600; white-space: nowrap; }
.badge.ok { color: var(--ok); background: var(--ok-bg); }
.badge.err { color: var(--err); background: var(--err-bg); }
.badge.wait { color: var(--wait); background: var(--wait-bg); }
.flash { padding: 8px 12px; border-radius: 6px; margin: 10px 0 0; }
.flash.ok { color: var(--ok); background: var(--ok-bg); }
.flash.err { color: var(--err); background: var(--err-bg); }

form.inline { display: flex; gap: 8px; flex-wrap: wrap; }
form.inline input[type=text] { flex: 1; min-width: 220px; }
form.stack { display: flex; flex-direction: column; gap: 10px; max-width: 360px; }
label { display: flex; flex-direction: column; gap: 4px; font-size: 14px; }
input[type=text], input[type=password] { font: inherit; padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; background: var(--bg); color: var(--text); }
button { font: inherit; font-size: 14px; padding: 7px 14px; border-radius: 6px; border: 1px solid var(--accent); background: var(--accent); color: var(--accent-text); cursor: pointer; }
button.secondary { background: transparent; color: var(--text); border-color: var(--line); }
button.danger { background: transparent; color: var(--err); border-color: var(--err); }
button.link { background: none; border: none; color: var(--accent); padding: 2px 4px; }
button:disabled, .htmx-request button { opacity: .6; cursor: wait; }
.login button { margin-top: 12px; width: 100%; }