:root {
  --bg: #f5f6f8;
  --surface: #ffffff;
  --surface-2: #f9fafb;
  --border: #e5e7eb;
  --text: #111827;
  --muted: #6b7280;
  --faint: #9ca3af;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --up: #16a34a;
  --up-bg: #dcfce7;
  --minor: #84cc16;
  --warn: #d97706;
  --warn-bg: #fef3c7;
  --down: #dc2626;
  --down-bg: #fee2e2;
  --pending: #9ca3af;
  --pending-bg: #f3f4f6;
  --maint: #7c3aed;
  --maint-bg: #ede9fe;
  --nodata: #e5e7eb;
  --topbar: #0f172a;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.05);
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1117;
    --surface: #161b22;
    --surface-2: #1c2230;
    --border: #2a313c;
    --text: #e6edf3;
    --muted: #9aa4b2;
    --faint: #6e7681;
    --accent: #3b82f6;
    --accent-hover: #60a5fa;
    --up-bg: rgba(22, 163, 74, 0.18);
    --warn-bg: rgba(217, 119, 6, 0.18);
    --down-bg: rgba(220, 38, 38, 0.2);
    --pending-bg: rgba(156, 163, 175, 0.15);
    --maint-bg: rgba(124, 58, 237, 0.22);
    --nodata: #2a313c;
    --topbar: #010409;
    --shadow: none;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { margin: 0; line-height: 1.25; }
h1 { font-size: 22px; font-weight: 650; }
h2 { font-size: 16px; font-weight: 600; }
code, .mono { font-family: var(--mono); font-size: 12.5px; }
.muted { color: var(--muted); }
.faint { color: var(--faint); }
.small { font-size: 12.5px; }
.nowrap { white-space: nowrap; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }

/* ---- layout ---- */
.topbar {
  background: var(--topbar);
  color: #e5e7eb;
  position: sticky; top: 0; z-index: 10;
}
.topbar-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 16px;
  display: flex; align-items: center; gap: 24px; height: 54px;
}
.brand { display: flex; align-items: center; gap: 8px; color: #fff; font-weight: 650; font-size: 15px; }
.brand:hover { text-decoration: none; }
.brand svg { color: #22c55e; }
.nav { display: flex; gap: 4px; flex: 1; overflow-x: auto; }
.nav a {
  color: #cbd5e1; padding: 6px 10px; border-radius: 6px; white-space: nowrap;
}
.nav a:hover { background: rgba(255, 255, 255, 0.08); color: #fff; text-decoration: none; }
.nav a.active { background: rgba(255, 255, 255, 0.12); color: #fff; }
.topbar form button {
  background: none; border: 1px solid rgba(255, 255, 255, 0.2); color: #cbd5e1;
  padding: 5px 10px; border-radius: 6px; cursor: pointer; font: inherit;
}
.topbar form button:hover { color: #fff; border-color: rgba(255, 255, 255, 0.4); }

.container { max-width: 1200px; margin: 0 auto; padding: 24px 16px 64px; }
.page-head { display: flex; align-items: center; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }
.page-head .spacer { flex: 1; }
.stack > * + * { margin-top: 16px; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 900px) { .grid-2 { grid-template-columns: 1fr; } }

/* ---- panels & cards ---- */
.panel {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow);
}
.panel-head {
  display: flex; align-items: center; gap: 12px; justify-content: space-between;
  padding: 14px 18px; border-bottom: 1px solid var(--border);
}
.panel-body { padding: 16px 18px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 20px; }
.card { padding: 14px 16px; }
.card .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; }
.card .value { font-size: 24px; font-weight: 650; margin-top: 2px; font-variant-numeric: tabular-nums; }
.card .sub { color: var(--muted); font-size: 12.5px; }
.value.up { color: var(--up); }
.value.down { color: var(--down); }
.value.warn { color: var(--warn); }

/* ---- banners & flashes ---- */
.banner {
  border-radius: var(--radius); padding: 12px 16px; margin-bottom: 16px;
  border: 1px solid transparent; display: flex; gap: 10px; align-items: flex-start;
}
.banner.error, .flash.error { background: var(--down-bg); border-color: color-mix(in srgb, var(--down) 35%, transparent); }
.banner.warn { background: var(--warn-bg); border-color: color-mix(in srgb, var(--warn) 35%, transparent); }
.banner.info { background: var(--maint-bg); border-color: color-mix(in srgb, var(--maint) 35%, transparent); }
.flash { border-radius: 8px; padding: 10px 14px; margin-bottom: 12px; border: 1px solid transparent; }
.flash.success { background: var(--up-bg); border-color: color-mix(in srgb, var(--up) 35%, transparent); }
.errors { margin: 0; padding-left: 18px; }

/* ---- status ---- */
.dot {
  width: 10px; height: 10px; border-radius: 50%; flex: none; background: var(--pending);
  display: inline-block;
}
.dot.up { background: var(--up); box-shadow: 0 0 0 3px color-mix(in srgb, var(--up) 22%, transparent); }
.dot.down { background: var(--down); animation: pulse 1.6s infinite; }
.dot.maintenance { background: var(--maint); }
.dot.paused { background: var(--paused, var(--muted)); }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--down) 55%, transparent); }
  70% { box-shadow: 0 0 0 7px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}
.pill {
  display: inline-flex; align-items: center; gap: 6px; padding: 2px 10px; border-radius: 999px;
  font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.03em;
  background: var(--pending-bg); color: var(--muted);
}
.pill.up { background: var(--up-bg); color: var(--up); }
.pill.down { background: var(--down-bg); color: var(--down); }
.pill.maintenance { background: var(--maint-bg); color: var(--maint); }
.pill.lg { font-size: 13px; padding: 4px 12px; }
.badge {
  display: inline-block; padding: 1px 7px; border-radius: 5px; font-size: 11px; font-weight: 600;
  background: var(--surface-2); border: 1px solid var(--border); color: var(--muted);
  text-transform: uppercase; letter-spacing: 0.03em;
}
.badge.mono { text-transform: none; letter-spacing: 0; font-weight: 500; }
.chip {
  display: inline-flex; gap: 6px; align-items: center; padding: 3px 9px; border-radius: 6px;
  background: var(--surface-2); border: 1px solid var(--border); color: var(--text);
  font-family: var(--mono); font-size: 12.5px;
}
a.chip:hover { text-decoration: none; border-color: var(--faint); }
.deploy-row {
  display: flex; gap: 16px; justify-content: space-between; align-items: center;
  flex-wrap: wrap; padding: 12px 18px;
}
.deploy-row + .deploy-row { border-top: 1px solid var(--border); }
.deploy-row .pill { margin-left: 6px; }
.text-up { color: var(--up); }
.text-down { color: var(--down); }
.text-warn { color: var(--warn); }

/* ---- uptime bars ---- */
.bars { display: flex; gap: 2px; align-items: stretch; height: 26px; }
.bars span { flex: 1; min-width: 2px; border-radius: 2px; background: var(--nodata); }
.bars span.up { background: var(--up); }
.bars span.minor { background: var(--minor); }
.bars span.warn { background: var(--warn); }
.bars span.down { background: var(--down); }
.bars span:hover { opacity: 0.7; }
.bars.lg { height: 34px; gap: 3px; }
.bars-legend { display: flex; justify-content: space-between; color: var(--faint); font-size: 12px; margin-top: 6px; }

/* ---- monitor list ---- */
.group-title {
  font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--muted); margin: 22px 0 8px;
}
.monitor-list { overflow: hidden; }
.monitor-row, .monitor-head {
  display: grid; align-items: center; gap: 16px; padding: 12px 18px;
  grid-template-columns: minmax(200px, 2.2fr) minmax(150px, 1.6fr) 80px 80px 80px 90px;
}
.monitor-head {
  padding-top: 9px; padding-bottom: 9px; font-size: 11.5px; text-transform: uppercase;
  letter-spacing: 0.05em; color: var(--faint); background: var(--surface-2);
  border-bottom: 1px solid var(--border);
}
.monitor-row + .monitor-row { border-top: 1px solid var(--border); }
.monitor-row:hover { background: var(--surface-2); }
.monitor-row .name { display: flex; gap: 12px; align-items: center; min-width: 0; }
.monitor-row .name a { color: var(--text); font-weight: 600; }
.monitor-row .num { text-align: right; font-variant-numeric: tabular-nums; }
.monitor-head .num { text-align: right; }
@media (max-width: 900px) {
  .monitor-row, .monitor-head { grid-template-columns: minmax(0, 1fr) 70px 70px; }
  .monitor-row .hide-sm, .monitor-head .hide-sm { display: none; }
}

/* ---- tables ---- */
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { padding: 9px 14px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: top; }
.table th {
  font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--faint);
  font-weight: 600; background: var(--surface-2);
}
.table tr:last-child td { border-bottom: none; }
.table td.num, .table th.num { text-align: right; font-variant-numeric: tabular-nums; }
.table-wrap { overflow-x: auto; }
.empty { padding: 28px 18px; text-align: center; color: var(--muted); }

/* ---- detail page ---- */
.detail-head { display: flex; gap: 16px; align-items: flex-start; flex-wrap: wrap; margin-bottom: 20px; }
.detail-head .title { flex: 1; min-width: 240px; }
.detail-head .title .target { color: var(--muted); margin-top: 4px; word-break: break-all; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; margin: 0; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; word-break: break-word; }
.range-tabs { display: inline-flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.range-tabs a { padding: 4px 10px; color: var(--muted); font-size: 12.5px; }
.range-tabs a + a { border-left: 1px solid var(--border); }
.range-tabs a.active { background: var(--surface-2); color: var(--text); font-weight: 600; }
.range-tabs a:hover { text-decoration: none; color: var(--text); }
.chart-box { position: relative; height: 240px; }
.copy-field { display: flex; gap: 8px; }
.copy-field input { flex: 1; font-family: var(--mono); font-size: 12.5px; }

/* ---- buttons & forms ---- */
.btn {
  display: inline-flex; align-items: center; gap: 6px; padding: 7px 14px; border-radius: 8px;
  border: 1px solid var(--border); background: var(--surface); color: var(--text);
  font: inherit; font-weight: 500; cursor: pointer; white-space: nowrap;
}
.btn:hover { background: var(--surface-2); text-decoration: none; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn-danger { color: var(--down); }
.btn-danger:hover { background: var(--down-bg); }
.btn-sm { padding: 4px 10px; font-size: 12.5px; }
form.inline { display: inline; }

.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 20px; }
.form-grid .full { grid-column: 1 / -1; }
@media (max-width: 700px) { .form-grid { grid-template-columns: 1fr; } }
.field label { display: block; font-weight: 550; margin-bottom: 5px; }
.field .hint { color: var(--muted); font-size: 12.5px; margin-top: 4px; }
input[type=text], input[type=number], input[type=password], input[type=url],
input[type=datetime-local], input[type=search], select, textarea {
  width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px;
  background: var(--surface); color: var(--text); font: inherit;
}
textarea { font-family: var(--mono); font-size: 12.5px; min-height: 70px; resize: vertical; }
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent);
}
.check { display: flex; gap: 8px; align-items: center; font-weight: 500; }
.check input { width: 16px; height: 16px; accent-color: var(--accent); }
fieldset { border: none; margin: 0; padding: 0; }
.section-title { font-size: 13px; font-weight: 650; margin: 0 0 12px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; }
.form-actions { display: flex; gap: 8px; justify-content: flex-end; padding: 14px 18px; border-top: 1px solid var(--border); }

/* ---- login ---- */
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-box { width: 100%; max-width: 360px; }
.login-box .brand { color: var(--text); justify-content: center; font-size: 20px; margin-bottom: 18px; }

/* ---- public status page ---- */
.status-page { max-width: 860px; margin: 0 auto; padding: 40px 16px 64px; }
.status-page header { display: flex; align-items: center; gap: 10px; margin-bottom: 28px; }
.overall {
  border-radius: var(--radius); padding: 18px 20px; font-size: 17px; font-weight: 600;
  color: #fff; margin-bottom: 28px; display: flex; gap: 10px; align-items: center;
}
.overall.operational { background: var(--up); }
.overall.partial_outage { background: var(--warn); }
.overall.major_outage { background: var(--down); }
.overall.maintenance { background: var(--maint); }
.status-item { padding: 16px 18px; }
.status-item + .status-item { border-top: 1px solid var(--border); }
.status-item .top { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 10px; }
.status-item .top .n { font-weight: 600; }
footer.page-foot { text-align: center; color: var(--faint); font-size: 12px; margin-top: 36px; }