:root {
  color-scheme: light;
  --page: #f9f9f7; --surface: #fcfcfb; --ink: #0b0b0b; --ink-2: #52514e; --muted: #898781;
  --grid: #e1e0d9; --axis: #c3c2b7; --border: rgba(11, 11, 11, .10); --wash: rgba(11, 11, 11, .04);
  --s1: #2a78d6; --s2: #eb6834; --sn: #c3c2b7; --s1-wash: rgba(42, 120, 214, .10);
  --good: #006300; --critical: #d03b3b;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root:where(:not([data-theme="light"])) {
    color-scheme: dark;
    --page: #0d0d0d; --surface: #1a1a19; --ink: #ffffff; --ink-2: #c3c2b7; --muted: #898781;
    --grid: #2c2c2a; --axis: #383835; --border: rgba(255, 255, 255, .10); --wash: rgba(255, 255, 255, .05);
    --s1: #3987e5; --s2: #d95926; --sn: #52514e; --s1-wash: rgba(57, 135, 229, .14);
    --good: #0ca30c; --critical: #e66767;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0d0d0d; --surface: #1a1a19; --ink: #ffffff; --ink-2: #c3c2b7; --muted: #898781;
  --grid: #2c2c2a; --axis: #383835; --border: rgba(255, 255, 255, .10); --wash: rgba(255, 255, 255, .05);
  --s1: #3987e5; --s2: #d95926; --sn: #52514e; --s1-wash: rgba(57, 135, 229, .14);
  --good: #0ca30c; --critical: #e66767;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body { margin: 0; background: var(--page); color: var(--ink); font: 15px/1.55 var(--sans); -webkit-text-size-adjust: 100%; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
a { color: var(--s1); text-underline-offset: 2px; }
code { font: 0.88em var(--mono); background: var(--wash); padding: 1px 5px; border-radius: 4px; overflow-wrap: anywhere; }
h1, h2, h3, p { margin: 0; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 8px; z-index: 30; background: var(--surface); padding: 8px 12px; border-radius: 6px; }
:focus-visible { outline: 2px solid var(--s1); outline-offset: 2px; }

/* Cabecera */
.top { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--page) 88%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid var(--border); }
.top-row { display: flex; align-items: center; gap: 16px; min-height: 52px; }
.brand { font-weight: 650; color: var(--ink); text-decoration: none; white-space: nowrap; }
.brand span { color: var(--muted); font-weight: 500; }
.top nav { display: flex; gap: 4px; margin-left: auto; overflow-x: auto; scrollbar-width: none; }
.top nav::-webkit-scrollbar { display: none; }
.top nav a { color: var(--ink-2); text-decoration: none; padding: 6px 10px; border-radius: 6px; white-space: nowrap; font-size: 14px; }
.top nav a:hover { background: var(--wash); color: var(--ink); }

.btn { font: inherit; font-size: 13px; color: var(--ink); background: var(--surface); border: 1px solid var(--border); border-radius: 6px; padding: 6px 12px; cursor: pointer; white-space: nowrap; }
.btn:hover { background: var(--wash); }
.btn.ghost { background: transparent; color: var(--ink-2); }
.btn[aria-pressed="true"], .btn[aria-selected="true"] { background: var(--ink); color: var(--page); border-color: var(--ink); }

@media (max-width: 760px) {
  .top-row { flex-wrap: wrap; gap: 0 12px; padding-top: 6px; }
  .top nav { order: 3; width: 100%; margin: 0 -6px; padding-bottom: 6px; }
  .top #tema { margin-left: auto; }
  html { scroll-padding-top: 104px; }
}
@media (max-width: 430px) { .brand span { display: none; } }

/* Secciones */
section { padding: 44px 0 8px; }
.hero { padding-top: 48px; }
.eyebrow { color: var(--muted); font-size: 13px; letter-spacing: .02em; margin-bottom: 10px; }
h1 { font-size: clamp(26px, 4.2vw, 40px); line-height: 1.15; letter-spacing: -.02em; max-width: 22em; text-wrap: balance; }
.lead { font-size: 17px; color: var(--ink-2); max-width: 46em; margin-top: 14px; }
.meta { color: var(--ink-2); font-size: 14px; margin-top: 10px; }
h2 { font-size: 24px; letter-spacing: -.01em; display: flex; align-items: baseline; gap: 10px; margin-bottom: 10px; }
h2 .num { font-size: 13px; font-weight: 600; color: var(--muted); border: 1px solid var(--border); border-radius: 999px; min-width: 26px; height: 26px; display: inline-grid; place-items: center; transform: translateY(-3px); }
h3 { font-size: 15px; font-weight: 650; }
.intro { color: var(--ink-2); max-width: 52em; margin-bottom: 18px; }
.prose > * + * { margin-top: 12px; }
.callout { font-size: 16.5px; border-left: 3px solid var(--s1); padding: 2px 0 2px 14px; }
.keys { list-style: none; padding: 0; margin: 12px 0 0; display: grid; gap: 8px; }
.keys li { display: grid; grid-template-columns: 14px 1fr; gap: 10px; align-items: baseline; color: var(--ink-2); }
.sw { display: inline-block; width: 12px; height: 12px; border-radius: 3px; transform: translateY(1px); }
.sw.s1 { background: var(--s1); } .sw.s2 { background: var(--s2); } .sw.sn { background: var(--sn); }

.cols { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; align-items: start; margin-bottom: 16px; }
.grid2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin: 16px 0; }
.stack { display: grid; gap: 16px; }
@media (max-width: 820px) { .cols, .grid2 { grid-template-columns: minmax(0, 1fr); } }

/* Indicadores */
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin: 22px 0 16px; }
.tile { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 14px 16px; min-width: 0; }
.tile .lab { font-size: 13px; color: var(--ink-2); }
.tile .val { font-size: 26px; font-weight: 650; letter-spacing: -.01em; line-height: 1.2; margin-top: 2px; }
.tile .val small { font-size: 14px; font-weight: 500; color: var(--muted); }
.tile .sub { font-size: 12.5px; color: var(--muted); margin-top: 2px; }
.tile .key { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 6px; }

/* Tarjetas */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; min-width: 0; margin-bottom: 16px; }
.cols > .card, .grid2 > .card, .cols > div > .card, .stack > .card { margin-bottom: 0; }
.card-head { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; padding: 14px 16px 6px; }
.card-head p { font-size: 13px; color: var(--ink-2); margin-top: 2px; }
.card-body { padding: 6px 16px 16px; }
.card-foot { padding: 10px 16px 14px; border-top: 1px solid var(--border); }
.legend { display: flex; flex-wrap: wrap; gap: 4px 14px; font-size: 12.5px; color: var(--ink-2); padding: 0 16px 4px; }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.legend i { width: 10px; height: 10px; border-radius: 2px; }
.legend i.line { height: 2px; width: 14px; border-radius: 1px; }
.empty { color: var(--muted); font-size: 13px; padding: 18px 0; text-align: center; }
.note { font-size: 12.5px; color: var(--muted); padding: 0 16px 14px; }

/* Barras horizontales */
.bars { display: grid; gap: 9px; }
.bar-row { display: grid; grid-template-columns: minmax(84px, 36%) 1fr; gap: 10px; align-items: center; border-radius: 4px; }
.bar-row:hover { background: var(--wash); }
.bar-row .lab { font-size: 12.5px; color: var(--ink-2); text-align: right; line-height: 1.25; overflow-wrap: anywhere; }
.bar-set { display: grid; gap: 2px; min-width: 0; }
.bar-line { display: flex; align-items: center; gap: 6px; min-width: 0; }
.bar { height: 14px; border-radius: 0 4px 4px 0; min-width: 2px; flex: none; }
.bars.grouped .bar { height: 10px; }
.bar.s1 { background: var(--s1); } .bar.s2 { background: var(--s2); } .bar.sn { background: var(--sn); }
.bar-val { font-size: 12px; color: var(--ink-2); font-variant-numeric: tabular-nums; white-space: nowrap; }
@media (max-width: 480px) { .bar-row { grid-template-columns: 1fr; gap: 3px; } .bar-row .lab { text-align: left; } }

/* SVG */
svg.chart { display: block; width: 100%; overflow: visible; }
svg.chart text { font: 11.5px var(--sans); fill: var(--muted); font-variant-numeric: tabular-nums; }
svg.chart .grid { stroke: var(--grid); stroke-width: 1; }
svg.chart .axis { stroke: var(--axis); stroke-width: 1; }
svg.chart .s1 { fill: var(--s1); } svg.chart .s2 { fill: var(--s2); }
svg.chart .l1 { stroke: var(--s1); } svg.chart .l2 { stroke: var(--s2); }
svg.chart .line { fill: none; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
svg.chart .dot { stroke: var(--surface); stroke-width: 2; }
svg.chart .hit { fill: transparent; }
svg.chart .hit:hover + .col, svg.chart .col.on { filter: brightness(1.15); }
svg.chart .cross { stroke: var(--axis); stroke-width: 1; }
svg.chart .ttl { fill: var(--ink-2); font-weight: 600; }

#tip { position: fixed; z-index: 40; pointer-events: none; background: var(--ink); color: var(--page); border-radius: 6px; padding: 7px 10px; font-size: 12.5px; line-height: 1.4; max-width: 260px; box-shadow: 0 4px 14px rgba(0, 0, 0, .18); }
#tip b { font-weight: 650; }
#tip .t { opacity: .75; display: block; }
#tip .r { display: flex; align-items: center; gap: 6px; }
#tip .k { width: 12px; height: 2px; border-radius: 1px; flex: none; }

/* Tablas */
.scroll { overflow-x: auto; }
.scroll.tall { max-height: 520px; overflow-y: auto; }
.tabla { width: 100%; border-collapse: collapse; font-size: 13px; }
.tabla th { text-align: left; font-weight: 600; color: var(--ink-2); font-size: 12px; padding: 8px 12px; border-bottom: 1px solid var(--axis); white-space: nowrap; background: var(--surface); position: sticky; top: 0; }
.tabla td { padding: 8px 12px; border-bottom: 1px solid var(--grid); vertical-align: top; }
.tabla tr:last-child td { border-bottom: 0; }
.tabla td.n, .tabla th.n { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.tabla td.id { font-weight: 600; white-space: nowrap; }
.tabla td.dim { color: var(--ink-2); }
.tabla td.nw { white-space: nowrap; }
.ok { color: var(--good); font-weight: 600; white-space: nowrap; }
.bad { color: var(--critical); font-weight: 600; white-space: nowrap; }
.pill { display: inline-block; font-size: 11.5px; color: var(--ink-2); border: 1px solid var(--border); border-radius: 999px; padding: 1px 8px; white-space: nowrap; }
.rol { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; }
.rol i { width: 8px; height: 8px; border-radius: 2px; }

/* Pasos */
.tabs { display: flex; gap: 6px; overflow-x: auto; padding-bottom: 6px; margin-bottom: 12px; scrollbar-width: thin; }
.step-title { font-size: 18px; font-weight: 650; margin-bottom: 4px; }
.step-what { color: var(--ink-2); max-width: 56em; margin-bottom: 14px; }
.actions { margin: 0 0 16px; padding-left: 18px; color: var(--ink-2); max-width: 60em; }
.actions li { margin: 4px 0; }
.actions strong { color: var(--ink); }

/* Filtros */
.filters { display: flex; flex-wrap: wrap; gap: 8px 12px; align-items: end; margin: 8px 0 4px; }
.filters label { display: grid; gap: 3px; font-size: 12px; color: var(--ink-2); }
.filters select, .filters input { font: inherit; font-size: 14px; color: var(--ink); background: var(--surface); border: 1px solid var(--border); border-radius: 6px; padding: 6px 10px; min-width: 150px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.count { font-size: 13px; color: var(--muted); margin: 8px 0; }

/* Bitácora */
.bit { display: grid; gap: 8px; margin-bottom: 8px; }
.bit details { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; }
.bit summary { cursor: pointer; list-style: none; display: grid; grid-template-columns: 34px minmax(0, 1.1fr) minmax(0, 1.5fr) auto; gap: 12px; align-items: center; padding: 10px 14px; border-radius: 10px; }
.bit summary::-webkit-details-marker { display: none; }
.bit summary:hover { background: var(--wash); }
.bit .idx { font-weight: 650; color: var(--muted); font-variant-numeric: tabular-nums; }
.bit .who { min-width: 0; }
.bit .who b { display: block; font-weight: 600; overflow-wrap: anywhere; }
.bit .who span { font-size: 12.5px; color: var(--ink-2); }
.bit .what { font-size: 13px; color: var(--ink-2); min-width: 0; }
.bit .cnt { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.bit .cnt b { display: block; font-weight: 650; }
.bit .cnt span { font-size: 11.5px; color: var(--muted); }
.bit dl { margin: 0; padding: 4px 14px 14px 60px; display: grid; grid-template-columns: 170px minmax(0, 1fr); gap: 6px 14px; font-size: 13px; border-top: 1px solid var(--grid); padding-top: 12px; }
.bit dt { color: var(--muted); }
.bit dd { margin: 0; overflow-wrap: anywhere; }
@media (max-width: 720px) {
  .bit summary { grid-template-columns: 26px minmax(0, 1fr) auto; }
  .bit .what { display: none; }
  .bit dl { grid-template-columns: 1fr; padding-left: 14px; gap: 2px; }
  .bit dd { margin-bottom: 8px; }
}

/* Descargas */
.links { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 12px; }
.link { display: grid; gap: 2px; background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 14px 16px; text-decoration: none; color: var(--ink); }
.link:hover { border-color: var(--s1); }
.link span { font-size: 13px; color: var(--ink-2); }
.foot { color: var(--muted); font-size: 12.5px; padding-top: 40px; padding-bottom: 40px; }
.foot p { max-width: 62em; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }