/* ==========================================================================
   Fracttal · MkDocs Material — Brand Override
   --------------------------------------------------------------------------
   Drop-in stylesheet. Aplica:
     · Tipografía Geist
     · Header con gradiente Fracttal ONE (variante D: gradiente + nav claro)
     · Footer compacto Night Blue
     · Code blocks neutros (sin lavanda)
     · Cards de Atomic Design planas con accent superior
     · Colores brand: Electric Blue + Night Blue + neutros
   ========================================================================== */

/* ─────────────────────────────────────────────────────────
   1. FUENTES — Geist (brand) + JetBrains Mono (code)
   ───────────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600&display=swap');

@font-face {
  font-family: 'Geist';
  src: url('../fonts/Geist-VariableFont_wght.ttf') format('truetype-variations'),
       url('../fonts/Geist-VariableFont_wght.ttf') format('truetype');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

/* ─────────────────────────────────────────────────────────
   2. TOKENS DE MARCA
   ───────────────────────────────────────────────────────── */
:root {
  /* Brand */
  --fr-electric-blue: #2929ff;
  --fr-night-blue:    #10275b;
  --fr-deep-blue:     #0c1c45;
  --fr-cyan-glow:     #3ec0ff;

  /* Neutrals */
  --fr-fg-1: #0c1322;
  --fr-fg-2: #2a3344;
  --fr-fg-3: #5b6478;
  --fr-bg-1: #ffffff;
  --fr-bg-2: #f8fafc;
  --fr-bg-3: #f4f6fb;
  --fr-border: #e3e7ef;
}

/* Material Design — tokens del tema (light) */
[data-md-color-scheme="default"] {
  --md-primary-fg-color:         var(--fr-electric-blue);
  --md-primary-fg-color--light:  #4d4dff;
  --md-primary-fg-color--dark:   var(--fr-night-blue);
  --md-accent-fg-color:          var(--fr-electric-blue);

  --md-default-bg-color:         var(--fr-bg-1);
  --md-default-fg-color:         var(--fr-fg-1);
  --md-default-fg-color--light:  var(--fr-fg-2);
  --md-default-fg-color--lighter: var(--fr-fg-3);

  --md-typeset-color:            var(--fr-fg-2);
  --md-typeset-a-color:          var(--fr-electric-blue);

  /* Code blocks — quitar lavanda Material por defecto */
  --md-code-bg-color:            var(--fr-bg-3);
  --md-code-fg-color:            var(--fr-fg-1);
  --md-code-hl-color:            rgba(41, 41, 255, 0.10);
}

/* Tipografía global */
body,
.md-typeset {
  font-family: 'Geist', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
code, pre, .md-typeset code, .md-typeset pre {
  font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
}

/* Títulos — más densos, brand-like */
.md-typeset h1 {
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--fr-fg-1);
}
.md-typeset h2,
.md-typeset h3 {
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--fr-fg-1);
}

/* ─────────────────────────────────────────────────────────
   3. HEADER — gradiente Fracttal ONE
   ───────────────────────────────────────────────────────── */
.md-header {
  background:
    radial-gradient(ellipse 55% 110% at 92% 50%, rgba(45, 82, 232, 0.85) 0%, transparent 70%),
    linear-gradient(90deg, var(--fr-deep-blue) 0%, #1a3084 60%, #2548e8 100%);
  color: #fff;
  position: relative;
}
/* Patrón de puntos discreto */
.md-header::after {
  content: "";
  position: absolute; inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,0.06) 1px, transparent 1.2px);
  background-size: 16px 16px;
  opacity: .45;
  pointer-events: none;
}
.md-header > * { position: relative; z-index: 1; }

/* Logo (si usas el lockup horizontal) */
.md-header__button.md-logo img,
.md-header__button.md-logo svg {
  filter: brightness(0) invert(1);   /* fuerza el logo a blanco */
}

/* Search box → glass */
.md-search__form {
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.18);
  backdrop-filter: blur(8px);
}
.md-search__input {
  color: #fff;
}
.md-search__input::placeholder {
  color: rgba(255,255,255,0.6);
}
.md-search__icon {
  color: rgba(255,255,255,0.6);
}

/* Botones de tema/idioma en el header */
.md-header__option,
.md-header__button {
  color: #fff;
}

/* ─────────────────────────────────────────────────────────
   4. NAV TABS — fondo blanco con underline Electric Blue
       (Variante D del audit: gradient header + light nav)
   ───────────────────────────────────────────────────────── */
.md-tabs {
  background: #ffffff;
  color: var(--fr-fg-2);
  border-bottom: 1px solid var(--fr-border);
}
.md-tabs__link {
  color: var(--fr-fg-3);
  opacity: 1;
  font-weight: 500;
  padding: 0.6rem 0;
  border-bottom: 2px solid transparent;
  margin-right: 1.25rem;
  transition: color .15s, border-color .15s;
}
.md-tabs__link:hover {
  color: var(--fr-fg-1);
}
.md-tabs__link--active,
.md-tabs__item--active > .md-tabs__link {
  color: var(--fr-fg-1);
  border-bottom-color: var(--fr-electric-blue);
  font-weight: 600;
}

/* ─────────────────────────────────────────────────────────
   5. CODE BLOCKS — fondo neutro #f4f6fb (sin lavanda)
   ───────────────────────────────────────────────────────── */
.md-typeset code {
  background: var(--fr-bg-3);
  border: 1px solid var(--fr-border);
  color: var(--fr-fg-1);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 0.88em;
}
.md-typeset pre > code {
  background: var(--fr-bg-3);
  border: 1px solid var(--fr-border);
  border-radius: 8px;
}
.md-typeset .highlight pre {
  background: var(--fr-bg-3);
  border: 1px solid var(--fr-border);
  border-radius: 8px;
}

/* Highlight keywords/strings con paleta brand */
.highlight .k, .highlight .kd, .highlight .kn { color: var(--fr-electric-blue); font-weight: 600; }
.highlight .s, .highlight .s1, .highlight .s2 { color: #1b5e20; }
.highlight .c, .highlight .c1, .highlight .cm  { color: var(--fr-fg-3); font-style: italic; }
.highlight .nf, .highlight .nx                 { color: #0b4199; }

/* ─────────────────────────────────────────────────────────
   6. CARDS — Atomic Design grid, planas con accent superior
   ───────────────────────────────────────────────────────── */
.md-typeset .grid.cards > ul > li,
.md-typeset .grid > .card {
  background: var(--fr-bg-1);
  border: 1px solid var(--fr-border);
  border-top: 2px solid var(--fr-electric-blue);
  border-radius: 12px;
  padding: 20px 22px;
  box-shadow: 0 1px 2px rgba(12,19,34,0.05);
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.md-typeset .grid.cards > ul > li:hover,
.md-typeset .grid > .card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(12,19,34,0.08);
  border-top-color: var(--fr-electric-blue);
}
.md-typeset .grid.cards > ul > li > p:first-child,
.md-typeset .grid > .card > p:first-child {
  font-weight: 700;
  color: var(--fr-fg-1);
  font-size: 1.05em;
}

/* ─────────────────────────────────────────────────────────
   7. TABLES — header Night Blue
   ───────────────────────────────────────────────────────── */
.md-typeset table:not([class]) th {
  background: var(--fr-night-blue);
  color: #fff;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.md-typeset table:not([class]) {
  border: 1px solid var(--fr-border);
  border-radius: 8px;
  overflow: hidden;
}
.md-typeset table:not([class]) tr:hover {
  background: var(--fr-bg-3);
}

/* ─────────────────────────────────────────────────────────
   8. ADMONITIONS — colores brand
   ───────────────────────────────────────────────────────── */
.md-typeset .admonition,
.md-typeset details {
  border-radius: 8px;
  border-left-width: 3px;
  font-size: 0.85em;
}
.md-typeset .admonition.note,
.md-typeset .admonition.info {
  border-left-color: var(--fr-electric-blue);
}
.md-typeset .note > .admonition-title,
.md-typeset .info > .admonition-title {
  background: rgba(41, 41, 255, 0.06);
  color: var(--fr-electric-blue);
}

/* ─────────────────────────────────────────────────────────
   9. SIDEBAR — TOC derecha con separador
   ───────────────────────────────────────────────────────── */
.md-sidebar--secondary {
  border-left: 1px solid var(--fr-border);
}
.md-nav__link--active,
.md-nav__link:hover {
  color: var(--fr-electric-blue);
}

/* ─────────────────────────────────────────────────────────
   10. FOOTER — Night Blue compacto (Variante A del audit)
   ───────────────────────────────────────────────────────── */
.md-footer {
  background:
    radial-gradient(ellipse 50% 80% at 0% 100%, rgba(62, 192, 255, 0.10) 0%, transparent 60%),
    linear-gradient(180deg, var(--fr-night-blue) 0%, var(--fr-deep-blue) 100%);
  color: #fff;
  position: relative;
}
.md-footer::before {
  content: "";
  position: absolute; inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,0.04) 1px, transparent 1.2px);
  background-size: 16px 16px;
  opacity: .5;
  pointer-events: none;
}
.md-footer > *,
.md-footer__inner,
.md-footer-meta { position: relative; z-index: 1; }

/* Prev/next chevrons */
.md-footer__inner {
  padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,0.10);
}
.md-footer__link {
  color: rgba(255,255,255,0.85);
}
.md-footer__link:hover {
  color: #fff;
  opacity: 1;
}
.md-footer__direction {
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  font-weight: 600;
}
.md-footer__title {
  font-size: 14px;
  font-weight: 600;
  color: #fff;
}

/* Footer meta (copyright + social) */
.md-footer-meta {
  background: transparent;
  padding: 14px 0;
}
.md-footer-meta__inner {
  padding: 0;
}
.md-footer-copyright {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11.5px;
  color: rgba(255,255,255,0.5);
}
.md-footer-copyright__highlight {
  color: rgba(255,255,255,0.78);
}
.md-social__link {
  color: rgba(255,255,255,0.7);
  transition: color .15s, transform .15s;
}
.md-social__link:hover {
  color: #fff;
  transform: translateY(-1px);
}

/* ─────────────────────────────────────────────────────────
   11. SCROLLBAR — sutil brand
   ───────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--fr-bg-2); }
::-webkit-scrollbar-thumb {
  background: var(--fr-border);
  border-radius: 5px;
  border: 2px solid var(--fr-bg-2);
}
::-webkit-scrollbar-thumb:hover { background: var(--fr-electric-blue); }