/* Coparental — estilos compartidos del sitio.
   Tokens tomados de src/theme/colors.ts de la app (tema oscuro).
   El tema claro existe solo en la web (decisión 2026-10-06). */

@font-face { font-family: "Space Grotesk"; src: url("/assets/fonts/SpaceGrotesk-SemiBold.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Space Grotesk"; src: url("/assets/fonts/SpaceGrotesk-Bold.woff2") format("woff2"); font-weight: 700; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("/assets/fonts/PlexMono-Regular.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("/assets/fonts/PlexMono-Medium.woff2") format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("/assets/fonts/PlexMono-SemiBold.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Inter"; src: url("/assets/fonts/Inter-Regular.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Inter"; src: url("/assets/fonts/Inter-SemiBold.woff2") format("woff2"); font-weight: 600; font-display: swap; }

:root {
  --bg: #14181A;
  --bg-deep: #0F1214;
  --surface: #1D2326;
  --surface-2: #262D30;
  --line: #2A3134;
  --ink: #F3F1EA;
  --ink-soft: #8C948E;
  --ink-dim: #5B6360;
  --accent: #9385F2;
  --accent-ink: #9385F2;   /* acento usado como texto */
  --on-accent: #14181A;
  --amber: #E3A548;
  --neutral-b: #E8E4DA;    /* B en la calculadora: hueso en oscuro */

  --font-title: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  --r: 12px;
  --wrap: 1080px;
  color-scheme: dark;
}

:root[data-theme="light"] {
  --bg: #F3F1EA;
  --bg-deep: #ECE9E0;
  --surface: #FBFAF6;
  --surface-2: #ECE9E0;
  --line: #DAD6CB;
  --ink: #14181A;
  --ink-soft: #545C58;
  --ink-dim: #7A817D;
  --accent-ink: #5E4FC9;
  --amber: #A8701E;
  --neutral-b: #2A3134;    /* B en la calculadora: carbón en claro */
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

h1, h2, h3 { font-family: var(--font-title); font-weight: 700; line-height: 1.15; letter-spacing: -0.01em; margin: 0; }
h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3.2vw, 2.1rem); }
h3 { font-size: 1.15rem; font-weight: 600; }
p { margin: 0; }
.mono { font-family: var(--font-mono); }
.soft { color: var(--ink-soft); }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }

.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; background: var(--surface); padding: 8px 12px; z-index: 10; }

/* ---------- Encabezado ---------- */
.site-header { border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; align-items: center; gap: 24px; min-height: 64px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-family: var(--font-title); font-weight: 700; font-size: 1.15rem; }
.brand svg { width: 28px; height: 28px; }
.nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px 20px; margin-left: auto; align-items: center; font-size: 0.95rem; padding: 8px 0; }
.nav a { white-space: nowrap; }
@media (max-width: 520px) { .nav { gap: 8px 14px; font-size: 0.9rem; justify-content: flex-start; margin-left: 0; } }
.nav a { text-decoration: none; color: var(--ink-soft); }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); }
.theme-toggle {
  background: none; border: 1px solid var(--line); color: var(--ink-soft);
  border-radius: 999px; width: 34px; height: 34px; cursor: pointer;
  display: grid; place-items: center; font-size: 15px;
}
.theme-toggle:hover { color: var(--ink); }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-title); font-weight: 600; font-size: 1rem;
  padding: 12px 20px; border-radius: var(--r); text-decoration: none;
  border: 1px solid transparent; cursor: pointer; line-height: 1.2;
}
.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { filter: brightness(1.08); }
.btn-ghost { border-color: var(--line); color: var(--ink); background: transparent; }
.btn-ghost:hover { background: var(--surface); }

/* ---------- Bloques ---------- */
section { padding: 72px 0; }
.eyebrow { font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent-ink); margin-bottom: 14px; display: block; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 22px; }
.grid { display: grid; gap: 16px; }
@media (min-width: 720px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

.disclaimer { font-size: 0.85rem; color: var(--ink-soft); border-left: 4px solid var(--line); padding: 4px 0 4px 14px; }

/* ---------- Pie ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 36px 0 48px; font-size: 0.9rem; color: var(--ink-soft); }
.site-footer .wrap { display: grid; gap: 18px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 22px; }
.footer-links a { text-decoration: none; }
.footer-links a:hover { color: var(--ink); text-decoration: underline; }

/* ---------- Texto largo (blog, legales) ---------- */
.prose { max-width: 680px; margin: 0 auto; padding: 56px 20px 72px; }
.prose h1 { font-size: clamp(1.9rem, 4.5vw, 2.6rem); margin-bottom: 14px; }
.prose h2 { font-size: 1.4rem; margin: 40px 0 12px; }
.prose h3 { margin: 28px 0 8px; }
.prose p, .prose li { color: var(--ink); opacity: 0.92; }
.prose p { margin: 0 0 16px; }
.prose ul, .prose ol { padding-left: 22px; margin: 0 0 16px; }
.prose li { margin-bottom: 6px; }
.prose a { color: var(--accent-ink); }
.prose .meta { font-family: var(--font-mono); font-size: 0.85rem; color: var(--ink-soft); margin-bottom: 28px; }
.prose .lead { font-size: 1.15rem; color: var(--ink-soft); opacity: 1; margin-bottom: 28px; }
.prose table { width: 100%; border-collapse: collapse; margin: 8px 0 20px; font-size: 0.95rem; }
.prose th, .prose td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); }
.prose td.num, .prose th.num { text-align: right; font-family: var(--font-mono); }
.prose .callout { background: var(--surface); border: 1px solid var(--line); border-left: 4px solid var(--accent); border-radius: var(--r); padding: 18px 20px; margin: 28px 0; }
.prose .callout p:last-child { margin: 0; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}

.nav .nav-cta { color: var(--ink); font-weight: 600; }