[hidden] { display: none !important; }
:root {
  color-scheme: light;
  --bg: #f5f5f3;
  --surface: #fcfcfb;
  --surface-2: #f0efec;
  --border: #e1e0dc;
  --text: #0b0b0b;
  --text-2: #52514e;
  --muted: #7c7b76;
  --accent: #2a78d6;
  --accent-ink: #ffffff;
  --accent-soft: #e3eefb;
  --series-1: #2a78d6;
  --series-2: #eb6834;
  --series-3: #1baf7a;
  --grid: #e8e7e3;
  --good: #0ca30c;
  --warning: #fab219;
  --serious: #ec835a;
  --critical: #d03b3b;
  --danger-ink: #b42323;
  --shadow: 0 1px 2px rgba(0,0,0,.05), 0 4px 16px rgba(0,0,0,.04);
  --radius: 10px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root:where(:not([data-theme="light"])) {
    color-scheme: dark;
    --bg: #121211; --surface: #1a1a19; --surface-2: #232321; --border: #33332f;
    --text: #ffffff; --text-2: #c3c2b7; --muted: #8f8e86;
    --accent: #3987e5; --accent-soft: #1d2b3d;
    --series-1: #3987e5; --series-2: #d95926; --series-3: #199e70; --grid: #2b2b28;
    --danger-ink: #ff8a8a; --shadow: none;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #121211; --surface: #1a1a19; --surface-2: #232321; --border: #33332f;
  --text: #ffffff; --text-2: #c3c2b7; --muted: #8f8e86;
  --accent: #3987e5; --accent-soft: #1d2b3d;
  --series-1: #3987e5; --series-2: #d95926; --series-3: #199e70; --grid: #2b2b28;
  --danger-ink: #ff8a8a; --shadow: none;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--text); font: 14px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); }
code, pre, textarea.code { font-family: var(--mono); font-size: 12.5px; }
.boot { padding: 40px; color: var(--muted); }

/* layout */
.layout { display: grid; grid-template-columns: 232px 1fr; min-height: 100vh; }
.sidebar { background: var(--surface); border-right: 1px solid var(--border); padding: 16px 10px; position: sticky; top: 0; height: 100vh; overflow-y: auto; }
.brand { display: flex; align-items: center; gap: 10px; padding: 4px 10px 16px; font-weight: 700; font-size: 16px; }
.brand-mark { display: inline-flex; gap: 0; }
.brand-mark i { width: 12px; height: 12px; border-radius: 50%; background: var(--accent); display: inline-block; }
.brand-mark i + i { margin-left: -4px; opacity: .45; }
.brand small { display: block; font-weight: 400; color: var(--muted); font-size: 11px; }
.nav-group { margin: 10px 0 4px; padding: 0 10px; font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.nav a { display: block; padding: 7px 10px; border-radius: 7px; color: var(--text-2); text-decoration: none; }
.nav a:hover { background: var(--surface-2); color: var(--text); }
.nav a.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.main { min-width: 0; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 24px; border-bottom: 1px solid var(--border); background: var(--surface); position: sticky; top: 0; z-index: 5; }
.topbar .who { color: var(--text-2); display: flex; gap: 10px; align-items: center; }
.menu-btn { display: none; }
.content { padding: 24px; max-width: 1400px; }
h1 { font-size: 22px; margin: 0 0 4px; }
h2 { font-size: 16px; margin: 0 0 12px; }
h3 { font-size: 14px; margin: 0 0 8px; }
.subtitle { color: var(--text-2); margin: 0 0 20px; }
.page-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

/* cards */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; box-shadow: var(--shadow); }
.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(380px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.kpis { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 12px; margin-bottom: 16px; }
.kpi { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; }
.kpi .label { color: var(--text-2); font-size: 12px; }
.kpi .value { font-size: 26px; font-weight: 650; font-variant-numeric: tabular-nums; margin-top: 2px; }
.kpi .hint { color: var(--muted); font-size: 12px; }

/* buttons & forms */
button, .btn { font: inherit; border: 1px solid var(--border); background: var(--surface); color: var(--text); padding: 7px 13px; border-radius: 8px; cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; }
button:hover, .btn:hover { background: var(--surface-2); }
button.primary, .btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
button.primary:hover { filter: brightness(1.07); }
button.danger { color: var(--danger-ink); }
button.small { padding: 3px 9px; font-size: 12.5px; }
button:disabled { opacity: .5; cursor: not-allowed; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
label.field { display: grid; gap: 4px; margin-bottom: 12px; }
label.field > span { font-weight: 600; font-size: 13px; }
label.field small, .help { color: var(--muted); font-size: 12px; font-weight: 400; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=url], input[type=datetime-local], input[type=date], input[type=search], select, textarea {
  font: inherit; width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px; background: var(--surface); color: var(--text);
}
textarea { resize: vertical; }
textarea.code { min-height: 420px; tab-size: 2; white-space: pre; line-height: 1.45; }
.check { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; }
.radio-row { display: flex; gap: 16px; flex-wrap: wrap; padding: 4px 0; }
.radio-row label { display: flex; gap: 6px; align-items: center; font-weight: 400; }
.form-grid { display: grid; align-items: start; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); column-gap: 16px; }
.filters { display: flex; gap: 8px; flex-wrap: wrap; align-items: end; margin-bottom: 16px; }
.filters label { display: grid; gap: 2px; font-size: 12px; color: var(--text-2); }
.filters input, .filters select { width: auto; min-width: 150px; }

/* tables */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: 12px; color: var(--text-2); font-weight: 600; white-space: nowrap; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tr:hover td { background: color-mix(in srgb, var(--surface-2) 55%, transparent); }
td .muted, .muted { color: var(--muted); }
.empty { color: var(--muted); padding: 24px; text-align: center; }

/* badges & status */
.badge { display: inline-flex; align-items: center; gap: 5px; padding: 1px 8px; border-radius: 99px; font-size: 12px; background: var(--surface-2); color: var(--text-2); border: 1px solid var(--border); white-space: nowrap; }
.badge.accent { background: var(--accent-soft); color: var(--accent); border-color: transparent; }
.status { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; white-space: nowrap; }
.status::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--muted); flex: none; }
.status.good::before { background: var(--good); }
.status.warning::before { background: var(--warning); }
.status.serious::before { background: var(--serious); }
.status.critical::before { background: var(--critical); }

/* tabs */
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--border); margin-bottom: 12px; flex-wrap: wrap; }
.tabs button { border: 0; border-bottom: 2px solid transparent; border-radius: 0; background: none; color: var(--text-2); padding: 8px 12px; }
.tabs button.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }

/* editor */
.editor { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 16px; }
.preview-frame { width: 100%; height: 640px; border: 1px solid var(--border); border-radius: 8px; background: #fff; }
.warnings { background: color-mix(in srgb, var(--warning) 16%, var(--surface)); border: 1px solid color-mix(in srgb, var(--warning) 50%, var(--border)); border-radius: 8px; padding: 8px 12px; margin-bottom: 12px; }
.diff { font-family: var(--mono); font-size: 12px; max-height: 520px; overflow: auto; border: 1px solid var(--border); border-radius: 8px; }
.diff div { white-space: pre-wrap; padding: 0 8px; }
.diff .add { background: color-mix(in srgb, var(--good) 16%, transparent); }
.diff .del { background: color-mix(in srgb, var(--critical) 14%, transparent); }
.diff .add::before { content: "+ "; } .diff .del::before { content: "- "; } .diff .eq::before { content: "  "; color: var(--muted); }

/* modal */
.modal-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,.4); display: grid; place-items: center; z-index: 50; padding: 16px; }
.modal { background: var(--surface); border-radius: 12px; border: 1px solid var(--border); width: min(720px, 100%); max-height: calc(100vh - 32px); overflow: auto; padding: 20px; }
.modal.wide { width: min(1100px, 100%); }
.modal-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.modal-foot { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }

/* toasts */
#toasts { position: fixed; right: 16px; bottom: 16px; display: grid; gap: 8px; z-index: 60; }
.toast { background: var(--text); color: var(--bg); padding: 10px 14px; border-radius: 8px; max-width: 420px; box-shadow: var(--shadow); }
.toast.error { background: var(--critical); color: #fff; }

/* login */
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login .card { width: min(380px, 100%); padding: 28px; }

/* charts */
.chart { position: relative; }
.chart svg { display: block; width: 100%; height: auto; overflow: visible; }
.chart .gridline { stroke: var(--grid); stroke-width: 1; }
.chart .axis-label { fill: var(--muted); font-size: 11px; font-variant-numeric: tabular-nums; }
.chart .series-line { fill: none; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.chart .crosshair { stroke: var(--text-2); stroke-width: 1; stroke-dasharray: 3 3; }
.chart .tooltip { position: absolute; pointer-events: none; background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 6px 10px; font-size: 12px; box-shadow: var(--shadow); white-space: nowrap; z-index: 3; }
.chart .tooltip .row { display: flex; align-items: center; gap: 6px; }
.chart .tooltip .sw { width: 10px; height: 3px; border-radius: 2px; display: inline-block; }
.legend { display: flex; gap: 14px; flex-wrap: wrap; font-size: 12px; color: var(--text-2); margin-bottom: 6px; }
.legend .sw { width: 12px; height: 3px; border-radius: 2px; display: inline-block; margin-right: 5px; vertical-align: middle; }
.hbar-row { display: grid; grid-template-columns: minmax(90px, 38%) 1fr auto; gap: 10px; align-items: center; padding: 3px 0; font-size: 13px; }
.hbar-row .name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text-2); }
.hbar-track { height: 10px; }
.hbar { height: 10px; border-radius: 0 4px 4px 0; background: var(--series-1); min-width: 2px; }
.hbar-row .v { font-variant-numeric: tabular-nums; color: var(--text); }
details.table-view summary { cursor: pointer; color: var(--text-2); font-size: 12px; margin-top: 8px; }

@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar { position: fixed; inset: 0 auto 0 0; width: 260px; transform: translateX(-100%); transition: transform .2s; z-index: 40; box-shadow: var(--shadow); }
  .sidebar.open { transform: none; }
  .menu-btn { display: inline-flex; }
  .editor { grid-template-columns: 1fr; }
  .content { padding: 16px; }
  .topbar { padding: 10px 16px; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}
@media (forced-colors: active) { .status::before, .hbar { forced-color-adjust: none; } }

/* in-app guide */
.guide { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 16px; align-items: start; }
.guide-toc { position: sticky; top: 72px; max-height: calc(100vh - 96px); overflow: auto; }
.guide-toc ol { margin: 0; padding-left: 18px; display: grid; gap: 6px; }
.guide-content { display: grid; gap: 16px; }
.guide-section { scroll-margin-top: 72px; max-width: 880px; line-height: 1.6; }
.guide-section p, .guide-section li, .guide-section dd { color: var(--text-2); }
.guide-section h3 { margin-top: 16px; }
.guide-steps { padding-left: 22px; display: grid; gap: 8px; }
.guide-code { background: var(--surface-2); border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; overflow-x: auto; font-size: 12.5px; }
.guide-tip, .guide-warn { border-radius: 8px; padding: 8px 12px; margin: 10px 0; border: 1px solid var(--border); }
.guide-tip { background: var(--accent-soft); }
.guide-warn { background: color-mix(in srgb, var(--warning) 16%, var(--surface)); }
.guide-table { margin: 8px 0; }
.guide-dl dt { font-weight: 600; margin-top: 10px; }
.guide-dl dd { margin: 2px 0 0; }
.guide-start { margin-bottom: 16px; border-color: var(--accent); }
@media (max-width: 900px) { .guide { grid-template-columns: 1fr; } .guide-toc { position: static; max-height: none; } }
.guide > *, .guide-content > * { min-width: 0; }
.guide-section { overflow-wrap: anywhere; }
.guide-table { display: block; overflow-x: auto; }