/* ============================================================================
   Fracttal · Redesign Patch — Hub Log Middleware
   ============================================================================ */

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

:root {
  --md-text-font: 'Geist', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif !important;
}

html body,
html body .md-typeset,
html body .md-typeset h1,
html body .md-typeset h2,
html body .md-typeset h3,
html body .md-typeset h4,
html body .md-typeset h5,
html body .md-typeset h6 {
  font-family: 'Geist', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif !important;
}

/* ─────────────────────────────────────────────────────────
   2. TOKENS NUEVOS
   ───────────────────────────────────────────────────────── */
:root {
  --fr-deep-blue:  #0c1c45;
  --fr-mid-blue:   #1a3084;
  --fr-cyan-glow:  #3ec0ff;
}

/* ─────────────────────────────────────────────────────────
   3. HEADER — Fracttal ONE gradient
   ───────────────────────────────────────────────────────── */
.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%, var(--fr-mid-blue) 60%, #2548e8 100%) !important;
  position: relative;
}
.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;
  z-index: 0;
}
.md-header > * { position: relative; z-index: 1; }

/* ─────────────────────────────────────────────────────────
   4. TABS NAV — blanco con underline Electric Blue
   ───────────────────────────────────────────────────────── */
.md-tabs {
  background: #ffffff !important;
  border-bottom: 1px solid var(--fracttal-border) !important;
  color: var(--fracttal-night-blue);
}
.md-tabs__item {
  color: var(--fracttal-night-blue) !important;
  opacity: 0.7;
}
.md-tabs__item:hover {
  color: var(--fracttal-night-blue) !important;
  opacity: 1;
}
.md-tabs__link {
  color: var(--fracttal-night-blue) !important;
  opacity: 0.7;
  margin: 0;
  padding: 0.6rem 1rem;
  border-bottom: 2px solid transparent;
  transition: opacity 0.15s, border-color 0.15s;
}
.md-tabs__link:hover { opacity: 1; }
.md-tabs__link--active,
.md-tabs__item--active > .md-tabs__link {
  opacity: 1 !important;
  color: var(--fracttal-night-blue) !important;
  border-bottom-color: var(--fracttal-electric-blue) !important;
  font-weight: 600;
}
.md-tabs__link--active::after { background-color: transparent !important; }

[data-md-color-scheme="slate"] .md-tabs {
  background: var(--fracttal-ocean-blue) !important;
  border-bottom: 1px solid var(--fracttal-electric-blue) !important;
}
[data-md-color-scheme="slate"] .md-tabs__link {
  color: rgba(255,255,255,0.75) !important;
  opacity: 1;
}
[data-md-color-scheme="slate"] .md-tabs__link--active {
  color: #fff !important;
  border-bottom-color: var(--fracttal-electric-blue) !important;
}

/* ─────────────────────────────────────────────────────────
   5. INLINE CODE — fondo neutro
   ───────────────────────────────────────────────────────── */
.md-typeset code {
  background-color: var(--fracttal-blue-faint) !important;
  border: 1px solid var(--fracttal-border) !important;
  color: var(--fracttal-night-blue) !important;
  font-weight: 500;
}
[data-md-color-scheme="slate"] .md-typeset code {
  background-color: rgba(255,255,255,0.06) !important;
  border: 1px solid rgba(255,255,255,0.12) !important;
  color: var(--fracttal-blue-soft) !important;
}

/* ─────────────────────────────────────────────────────────
   6. TABLES — header Fracttal blue sólido
   ───────────────────────────────────────────────────────── */
.md-typeset table:not([class]) th {
  background: var(--fr-mid-blue) !important;
  color: #fff !important;
  text-transform: none;
  letter-spacing: 0.02em;
  font-size: 0.875rem;
}

/* ─────────────────────────────────────────────────────────
   7. BUTTONS — pill shape
   ───────────────────────────────────────────────────────── */
.md-typeset .md-button,
.md-typeset a.md-button {
  border-radius: 100px !important;
  color: #fff !important;
  font-weight: 600;
}
.md-typeset .md-button--primary,
.md-typeset a.md-button--primary {
  border-radius: 100px !important;
  color: #fff !important;
  background-color: var(--fracttal-electric-blue) !important;
  border-color: var(--fracttal-electric-blue) !important;
}
.md-typeset .md-button:hover,
.md-typeset a.md-button:hover {
  color: #fff !important;
  border-radius: 100px !important;
}

/* ─────────────────────────────────────────────────────────
   8. FOOTER — cyan-glow + dot grid
   ───────────────────────────────────────────────────────── */
.md-footer {
  background:
    radial-gradient(ellipse 50% 80% at 0% 100%, rgba(62,192,255,0.10) 0%, transparent 60%),
    linear-gradient(180deg, var(--fracttal-night-blue) 0%, var(--fr-deep-blue) 100%) !important;
  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;
  z-index: 0;
}
.md-footer > * { position: relative; z-index: 1; }

/* ─────────────────────────────────────────────────────────
   9. FOOTER COLUMNAS
   ───────────────────────────────────────────────────────── */
.fracttal-footer-cols {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 2rem;
  padding: 2rem 0 1rem;
  max-width: 1200px;
  margin: 0 auto;
}
.fracttal-footer-col-brand img {
  height: 1.5rem;
  margin-bottom: 0.75rem;
  filter: brightness(0) invert(1);
}
.fracttal-footer-col-brand p {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.6;
  margin: 0;
  max-width: 320px;
}
.fracttal-footer-col h4 {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  font-weight: 700;
  margin-bottom: 0.75rem;
}
.fracttal-footer-col a {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  padding: 0.25rem 0;
  transition: color 0.15s;
  white-space: nowrap;
}
.fracttal-footer-col a:hover { color: rgba(255,255,255,0.95); }
.fracttal-footer-col a svg {
  width: 0.85rem;
  height: 0.85rem;
  flex-shrink: 0;
}
.md-footer .fracttal-footer-col h4 { color: rgba(255,255,255,0.7) !important; }
.md-footer .fracttal-footer-col a  { color: rgba(255,255,255,0.7) !important; }
.md-footer .fracttal-footer-col a:hover { color: rgba(255,255,255,0.95) !important; }

/* Mejorar .fracttal-footer-top con borde superior */
.fracttal-footer-top { border-top: 1px solid rgba(255,255,255,0.10); }

/* ─────────────────────────────────────────────────────────
   10. LANGUAGE BADGE — pill con borde en el header
   ───────────────────────────────────────────────────────── */
.language-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: rgba(255,255,255,0.90);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  padding: 0.2rem 0.55rem;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.28);
  border-radius: 0.3rem;
  margin-right: 0.4rem;
  white-space: nowrap;
  line-height: 1;
}

[data-md-color-scheme="slate"] .language-badge {
  color: rgba(255,255,255,0.80);
  border-color: rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.07);
}

/* Logo del header — drop-shadow sutil */
.md-header__button.md-logo img,
.md-header__button.md-logo svg {
  filter: brightness(0) invert(1) drop-shadow(0 1px 2px rgba(0,0,0,0.2)) !important;
}

@media screen and (max-width: 60em) {
  .fracttal-footer-cols {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    padding: 1.5rem 1rem 0.75rem;
  }
  .fracttal-footer-col-brand { grid-column: 1 / -1; }
}
@media screen and (max-width: 36em) {
  .fracttal-footer-cols { grid-template-columns: 1fr; }
}