/* Rowbloom: sitio estático. Referencias (docs/practicas/copy-y-diseno.md, sección 5):
   Heron AI (inspora.design): líneas finas y rótulos chicos de plano técnico.
   Spade (inspora.design): el producto mostrado con datos en un panel sólido, no con íconos.
   Grids (inspora.design): grilla visible y mucho aire, todo alineado a la izquierda. */

:root {
  --paper: #ffffff;
  --paper-2: #f6f7f8;
  --ink: #15181d;
  --muted: #545b66;
  --rule: #dde0e5;
  --rule-strong: #b9bec7;
  --accent: #1f4f7a;
  --accent-ink: #ffffff;
  --cell-head: #f0f2f4;
  --cell-pick: #e8f0f8;
  --focus: #1f6fd1;
  --mark: #fff2b8;
  --sans: "IBM Plex Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #121417; --paper-2: #181b1f; --ink: #e9ebee; --muted: #a3a9b3;
    --rule: #2a2f36; --rule-strong: #3d434c; --accent: #8fb8e6; --accent-ink: #0d1a28;
    --cell-head: #1c2025; --cell-pick: #1b2a3a; --focus: #8fb8e6; --mark: #4a3f12;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font: 400 17px/1.6 var(--sans);
}
a { color: var(--accent); text-underline-offset: 3px; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; border-radius: 2px; }
.skip { position: absolute; left: 16px; top: -48px; background: var(--ink); color: var(--paper); padding: 8px 12px; z-index: 10; }
.skip:focus { top: 8px; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

/* Encabezado */
.top { border-bottom: 1px solid var(--rule); }
.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-weight: 600; font-size: 18px; letter-spacing: -0.01em; }
.brand svg { display: block; }
.nav { display: flex; gap: 20px; font-size: 15px; flex-wrap: wrap; }
.nav a { color: var(--muted); text-decoration: none; }
.nav a:hover, .nav a[aria-current] { color: var(--ink); }

/* Portada */
.hero { padding: 72px 0 40px; display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 48px; align-items: end; }
h1 { font-size: clamp(32px, 4.4vw, 48px); line-height: 1.12; font-weight: 500; letter-spacing: -0.02em; margin: 0 0 20px; max-width: 16em; }
.lede { font-size: 19px; color: var(--muted); margin: 0; max-width: 34em; }
.hero-side { border-left: 1px solid var(--rule); padding-left: 24px; font-size: 15px; color: var(--muted); }
.hero-side dl { margin: 0 0 20px; display: grid; grid-template-columns: auto 1fr; gap: 6px 16px; }
.hero-side dt { font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; padding-top: 3px; }
.hero-side dd { margin: 0; color: var(--ink); }

.btn { display: inline-block; background: var(--accent); color: var(--accent-ink); text-decoration: none; font-weight: 500; padding: 11px 18px; border-radius: 4px; transition: background-color 150ms; }
.btn:hover { background: color-mix(in srgb, var(--accent) 85%, var(--ink)); }
.pending { font-size: 15px; color: var(--muted); margin: 0; }

/* La planilla de ejemplo */
.sheet { margin: 0; border: 1px solid var(--rule-strong); border-radius: 6px; overflow: hidden; background: var(--paper); }
.sheet-bar { display: flex; gap: 12px; align-items: center; padding: 8px 12px; border-bottom: 1px solid var(--rule); background: var(--paper-2); font-family: var(--mono); font-size: 12px; color: var(--muted); }
.sheet-bar .fx { color: var(--ink); }
.sheet-scroll { overflow-x: auto; }
.sheet table { border-collapse: collapse; font-family: var(--mono); font-size: 13px; min-width: 980px; width: 100%; }
.sheet th, .sheet td { border-right: 1px solid var(--rule); border-bottom: 1px solid var(--rule); padding: 6px 10px; text-align: left; white-space: nowrap; font-weight: 400; }
.sheet thead th { background: var(--cell-head); color: var(--muted); font-size: 11px; text-align: center; padding: 3px 10px; }
.sheet .rownum { background: var(--cell-head); color: var(--muted); text-align: center; width: 36px; font-size: 11px; }
.sheet .head td { font-weight: 500; }
.sheet .cf { background: var(--cell-pick); }
.sheet .done { color: var(--muted); }
.sheet-tabs { display: flex; border-top: 1px solid var(--rule); background: var(--paper-2); font-family: var(--mono); font-size: 12px; }
.sheet-tabs span { padding: 7px 14px; color: var(--muted); border-right: 1px solid var(--rule); }
.sheet-tabs .on { background: var(--paper); color: var(--ink); font-weight: 500; }
.caption { font-size: 14px; color: var(--muted); margin: 12px 0 0; }

/* Secciones */
section.block { padding: 72px 0 0; }
h2 { font-size: 26px; font-weight: 500; letter-spacing: -0.01em; line-height: 1.25; margin: 0 0 8px; }
.label { font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin: 0 0 12px; }
.split { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: 48px; border-top: 1px solid var(--ink); padding-top: 20px; }
.split > div > p { color: var(--muted); margin: 0; }

.rows { margin: 0; padding: 0; list-style: none; }
.rows li, .rows div.r { display: grid; grid-template-columns: minmax(0, 13em) minmax(0, 1fr); gap: 24px; padding: 12px 0; border-bottom: 1px solid var(--rule); }
.rows li:first-child, .rows div.r:first-child { padding-top: 0; }
.rows code, .rows .k { font-family: var(--mono); font-size: 14px; color: var(--ink); }
.rows .v { color: var(--muted); }

ol.steps { margin: 0; padding: 0; list-style: none; counter-reset: s; }
ol.steps li { counter-increment: s; display: grid; grid-template-columns: 2.5em minmax(0, 1fr); padding: 12px 0; border-bottom: 1px solid var(--rule); }
ol.steps li:first-child { padding-top: 0; }
ol.steps li::before { content: counter(s); font-family: var(--mono); font-size: 14px; color: var(--muted); padding-top: 2px; }
.ui { font-family: var(--mono); font-size: 0.88em; background: var(--paper-2); border: 1px solid var(--rule); border-radius: 3px; padding: 0 5px; white-space: nowrap; }

/* Precios */
.plans { width: 100%; border-collapse: collapse; font-size: 16px; }
.plans th, .plans td { text-align: left; padding: 12px 16px 12px 0; border-bottom: 1px solid var(--rule); vertical-align: top; }
.plans thead th { font-weight: 500; font-size: 20px; border-bottom: 1px solid var(--rule-strong); padding-bottom: 14px; }
.plans thead .price { display: block; font-family: var(--mono); font-size: 14px; font-weight: 400; color: var(--muted); margin-top: 2px; }
.plans tbody th { font-weight: 400; color: var(--muted); width: 34%; }
.plans tfoot td { border-bottom: 0; padding-top: 20px; }
.plans-note { font-size: 15px; color: var(--muted); margin: 20px 0 0; max-width: 42em; }

/* Páginas de texto (privacidad, términos, soporte) */
.doc { padding: 56px 0 0; max-width: 46em; }
.doc h1 { font-size: 36px; margin-bottom: 8px; }
.doc .meta { font-family: var(--mono); font-size: 13px; color: var(--muted); margin: 0 0 32px; }
.doc h2 { font-size: 21px; margin: 40px 0 8px; padding-top: 16px; border-top: 1px solid var(--rule); }
.doc h3 { font-size: 17px; font-weight: 600; margin: 28px 0 6px; }
.doc ul { padding-left: 1.2em; }
.doc li { margin: 4px 0; }
.doc .table-scroll { overflow-x: auto; margin: 16px 0; }
.doc table { border-collapse: collapse; font-size: 15px; min-width: 520px; }
.doc th, .doc td { text-align: left; vertical-align: top; padding: 10px 16px 10px 0; border-bottom: 1px solid var(--rule); }
.doc th { font-weight: 500; border-bottom-color: var(--rule-strong); }
.todo { background: var(--mark); padding: 0 4px; border-radius: 2px; }

/* Pie */
.foot { margin-top: 96px; border-top: 1px solid var(--rule); padding: 28px 0 40px; font-size: 14px; color: var(--muted); }
.foot .wrap { display: flex; justify-content: space-between; gap: 16px 32px; flex-wrap: wrap; }
.foot p { margin: 0; max-width: 40em; }
.foot nav { display: flex; gap: 20px; flex-wrap: wrap; }
.foot a { color: var(--muted); }

@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; padding-top: 48px; gap: 32px; }
  .hero-side { border-left: 0; padding-left: 0; border-top: 1px solid var(--rule); padding-top: 20px; }
  .split { grid-template-columns: 1fr; gap: 20px; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .wrap { padding: 0 16px; }
  .rows li, .rows div.r { grid-template-columns: 1fr; gap: 2px; }
  .plans tbody th { width: 40%; }
  .plans th, .plans td { padding-right: 10px; }
  section.block { padding-top: 56px; }
  .nav { gap: 14px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }