/* ==========================================================================
   MOA Interiorismo — base compartida
   Tokens, tipografía, reset, header de cristal y utilidades.
   Todas las páginas cargan este archivo. Estilos propios de cada página
   van en css/<pagina>.css.
   ========================================================================== */

/* Tipografías servidas desde la propia web (Archivo y Space Mono, licencia SIL OFL). Descargadas de Google Fonts. */
/* latin-ext */
@font-face {
  font-family: 'Archivo';
  font-style: italic;
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-display: swap;
  src: url(../fonts/Archivo-italic-100-900-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Archivo';
  font-style: italic;
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-display: swap;
  src: url(../fonts/Archivo-italic-100-900-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* latin-ext */
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-display: swap;
  src: url(../fonts/Archivo-normal-100-900-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-display: swap;
  src: url(../fonts/Archivo-normal-100-900-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* latin-ext */
@font-face {
  font-family: 'Space Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(../fonts/SpaceMono-normal-400-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Space Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(../fonts/SpaceMono-normal-400-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* latin-ext */
@font-face {
  font-family: 'Space Mono';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(../fonts/SpaceMono-normal-700-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Space Mono';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(../fonts/SpaceMono-normal-700-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  /* Color: claros, cálidos, tipo piedra */
  --bg: #F2F0EC;
  --bg-alt: #E9E6E0;
  --surface: #FAF9F7;
  --ink: #1A1A1A;
  --ink-soft: #3A3835;
  --muted: #8A857D;        /* solo textos grandes o secundarios */
  --muted-strong: #6B675F; /* textos pequeños: contraste AA sobre --bg */
  --line: #D9D5CE;
  --accent: #A8916F;       /* bronce suave */
  --nav-rgb: 219, 230, 240;      /* azul del header: #DBE6F0 */
  --nav-deep-rgb: 150, 183, 214; /* subtono más intenso para hover y pestaña activa */
  --logo-blend: #D8D6D2;   /* con blend difference sobre --bg da #1A1A1A */
  --logo-size: clamp(28px, 2.6vw, 40px);

  /* Tipografía */
  --font-sans: 'Archivo', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-mono: 'Space Mono', ui-monospace, 'SFMono-Regular', monospace;

  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-lg: 1.25rem;
  --fs-xl: clamp(1.5rem, 2.2vw, 2rem);
  --fs-2xl: clamp(2.25rem, 4.5vw, 4rem);
  --fs-3xl: clamp(3rem, 8vw, 7.5rem);
  --fs-display: clamp(4rem, 14vw, 13rem);

  /* Espaciado (densidad baja) */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4.5rem;
  --space-7: 6rem;
  --gutter: clamp(1rem, 4vw, 3rem);

  /* Movimiento */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.83, 0, 0.17, 1);
  --dur-fast: 200ms;
  --dur-med: 450ms;
  --dur-slow: 900ms;

  /* Cristal */
  --glass-bg: rgba(250, 249, 247, 0.55);
  --glass-border: rgba(255, 255, 255, 0.7);
  --glass-shadow: 0 8px 32px rgba(26, 26, 26, 0.08), 0 1px 0 rgba(255, 255, 255, 0.8) inset;

  --radius-pill: 999px;
  --radius-md: 14px;

  color-scheme: light;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: 1.55;
  font-variation-settings: 'wdth' 100;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
h1, h2, h3, h4, p, ul, ol, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }

:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- Tipografía utilitaria ---------- */
.t-display {
  font-size: var(--fs-display);
  font-weight: 800;
  font-variation-settings: 'wdth' 125;
  line-height: 0.88;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}
.t-h1 {
  font-size: var(--fs-3xl);
  font-weight: 700;
  font-variation-settings: 'wdth' 112;
  line-height: 0.95;
  letter-spacing: -0.035em;
}
.t-h2 {
  font-size: var(--fs-2xl);
  font-weight: 600;
  font-variation-settings: 'wdth' 105;
  line-height: 1.02;
  letter-spacing: -0.025em;
}
.t-lead {
  font-size: var(--fs-lg);
  font-weight: 300;
  line-height: 1.5;
  color: var(--ink-soft);
}
.t-eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted-strong);
}
.t-num {
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: 1440px;
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap;
}
.skip-link {
  position: fixed; left: 1rem; top: -4rem; z-index: 200;
  background: var(--ink); color: var(--surface);
  padding: 0.75rem 1rem; border-radius: 8px;
  transition: top var(--dur-fast) var(--ease-out);
}
.skip-link:focus { top: 1rem; }

/* ==========================================================================
   Header de cristal líquido
   Marco flotante centrado, transparente, con desenfoque y reflejos.
   Naranja que se intensifica al pasar el cursor
   y pestaña activa azul translúcida con brillo detrás.
   ========================================================================== */
.site-header {
  position: fixed;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  width: max-content;
  max-width: calc(100% - 32px);
}
.site-nav {
  position: relative;
  isolation: isolate;
  display: flex;
  gap: 4px;
  padding: 6px;
  border-radius: var(--radius-pill);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.34) 0%, rgba(255, 255, 255, 0.08) 55%, rgba(255, 255, 255, 0.16) 100%),
    rgba(var(--nav-rgb), 0.42);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.95),
    inset 0 -1px 0 rgba(255, 255, 255, 0.35),
    inset 0 0 22px rgba(255, 255, 255, 0.22),
    0 10px 34px rgba(26, 26, 26, 0.10),
    0 1px 3px rgba(26, 26, 26, 0.06);
  -webkit-backdrop-filter: blur(14px) saturate(190%) brightness(1.06);
  backdrop-filter: blur(14px) saturate(190%) brightness(1.06);
}
/* Reflejo especular fijo + brillo que sigue al cursor */
.site-nav::before,
.site-nav::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: inherit;
  pointer-events: none;
}
.site-nav::before {
  background:
    radial-gradient(140% 120% at 18% -30%, rgba(255, 255, 255, 0.75), transparent 48%),
    radial-gradient(90% 140% at 100% 130%, rgba(var(--nav-deep-rgb), 0.22), transparent 55%);
  mix-blend-mode: screen;
}
.site-nav::after {
  background: radial-gradient(110px circle at var(--mx, -200px) var(--my, -200px),
              rgba(var(--nav-deep-rgb), 0.22), rgba(255, 255, 255, 0.18) 45%, transparent 72%);
  opacity: 0;
  transition: opacity var(--dur-med) var(--ease-out);
}
.site-nav:hover::after { opacity: 1; }

.site-nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 clamp(14px, 2vw, 22px);
  border-radius: var(--radius-pill);
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--ink-soft);
  background: rgba(var(--nav-deep-rgb), 0);
  transition: color var(--dur-fast) var(--ease-out),
              background-color var(--dur-med) var(--ease-out),
              box-shadow var(--dur-med) var(--ease-out);
}
/* Hover: el azul se intensifica */
.site-nav a:hover {
  color: var(--ink);
  background: rgba(var(--nav-deep-rgb), 0.32);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.6),
    inset 0 0 0 1px rgba(var(--nav-deep-rgb), 0.45),
    0 0 18px rgba(var(--nav-deep-rgb), 0.45);
}
/* Página actual: azul intenso, aún translúcido, con brillo detrás */
.site-nav a[aria-current='page'] {
  color: var(--ink);
  font-weight: 600;
  background:
    linear-gradient(180deg, rgba(240, 246, 252, 0.45), rgba(240, 246, 252, 0) 60%),
    rgba(var(--nav-deep-rgb), 0.74);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.7),
    inset 0 -1px 0 rgba(40, 70, 105, 0.16),
    0 4px 14px rgba(var(--nav-deep-rgb), 0.45),
    0 0 34px rgba(var(--nav-deep-rgb), 0.35);
}
.site-nav a[aria-current='page']:hover {
  background:
    linear-gradient(180deg, rgba(240, 246, 252, 0.5), rgba(240, 246, 252, 0) 60%),
    rgba(var(--nav-deep-rgb), 0.84);
}
@media (max-width: 420px) {
  .site-nav a { padding: 0 11px; font-size: 0.8125rem; letter-spacing: 0; }
}

/* Header sobre fondo oscuro (fotos a pantalla completa) */
.site-header[data-tone='dark'] .site-nav {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.20) 0%, rgba(255, 255, 255, 0.04) 55%, rgba(255, 255, 255, 0.08) 100%),
    rgba(20, 20, 20, 0.18);
  border-color: rgba(255, 255, 255, 0.28);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.5),
    inset 0 0 22px rgba(255, 255, 255, 0.08),
    0 10px 34px rgba(0, 0, 0, 0.25);
}
.site-header[data-tone='dark'] .site-nav a { color: rgba(255, 255, 255, 0.9); }
.site-header[data-tone='dark'] .site-nav a:hover { color: #fff; background: rgba(var(--nav-deep-rgb), 0.34); }
.site-header[data-tone='dark'] .site-nav a[aria-current='page'] { color: var(--ink); }

/* ---------- Logotipo fijo (esquina) ----------
   Mismo dibujo que el titular MOA de la home, en pequeño.
   Color calculado para que, con blend difference, dé --ink sobre --bg
   y se invierta sobre fotos oscuras. */
.brand-mark {
  position: fixed;
  top: 30px;
  left: var(--gutter);
  z-index: 99;
  display: block;
  font-size: var(--logo-size);
  font-weight: 850;
  font-variation-settings: 'wdth' 125;
  line-height: 0.8;
  letter-spacing: -0.055em;
  text-transform: uppercase;
  color: var(--logo-blend);
  mix-blend-mode: difference;
}
/* Móvil: el logo va en una cápsula de cristal (misma altura que el botón
   del menú) para que no se mezcle con el contenido al hacer scroll.
   La home usa .logo-shell como cápsula detrás de su logo animado. */
@media (max-width: 860px) {
  .brand-mark,
  .logo-shell {
    top: 18px;
    left: 16px;
    height: 56px;
    border-radius: var(--radius-pill);
    background:
      linear-gradient(180deg, rgba(255, 255, 255, 0.4) 0%, rgba(255, 255, 255, 0.12) 60%, rgba(255, 255, 255, 0.2) 100%),
      rgba(var(--nav-rgb), 0.42);
    border: 1px solid rgba(255, 255, 255, 0.55);
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.95),
      inset 0 0 22px rgba(255, 255, 255, 0.22),
      0 10px 34px rgba(26, 26, 26, 0.10);
    -webkit-backdrop-filter: blur(18px) saturate(190%) brightness(1.06);
    backdrop-filter: blur(18px) saturate(190%) brightness(1.06);
  }
  .brand-mark {
    --logo-size: 26px;
    display: inline-flex;
    align-items: center;
    padding: 0 18px;
    color: var(--ink);
    mix-blend-mode: normal;
  }
}
.logo-shell { display: none; }
@media (max-width: 860px) {
  .logo-shell {
    display: block;
    position: fixed;
    z-index: 98;
    width: var(--shell-w, 112px);
    pointer-events: none;
    opacity: 0;
    transform: scale(0.85);
    transform-origin: left center;
    transition: opacity 320ms var(--ease-out), transform 420ms var(--ease-out);
  }
  .logo-shell.is-visible { opacity: 1; transform: none; }
}

/* ==========================================================================
   Menú móvil: el marco se encoge hasta un burger y despliega un panel
   Estados (los pone site.js en .site-header):
   .is-compact   el marco viaja a la derecha y se encoge a un círculo
   .is-collapsed los enlaces ya están en el panel (.site-menu)
   .is-open      panel desplegado
   ========================================================================== */
.nav-toggle,
.site-menu { display: none; }

@media (max-width: 860px) {
  .site-header {
    --burger: 56px;
    --shrink: 620ms;
    right: auto;
    transition: transform var(--shrink) var(--ease-in-out);
  }
  .site-nav {
    padding: 5px;
    gap: 0;
    width: var(--nav-w, auto);
    min-height: var(--burger);
    transition: width var(--shrink) var(--ease-in-out);
  }
  .site-nav a {
    transition: opacity 220ms var(--ease-out), color var(--dur-fast) var(--ease-out),
                background-color var(--dur-med) var(--ease-out), box-shadow var(--dur-med) var(--ease-out);
  }

  /* Encogido: viaja a la derecha, el ancho baja al tamaño del botón */
  .site-header.is-compact {
    transform: translateX(calc(50vw - 16px - 100%));
  }
  .site-header.is-compact .site-nav {
    width: var(--burger);
    overflow: hidden;
  }
  .site-header.is-compact .site-nav a {
    opacity: 0;
    pointer-events: none;
  }
  .site-header.is-collapsed .site-nav { padding: 0; }

  /* Botón de tres líneas, encima del marco encogido */
  .nav-toggle {
    position: absolute;
    inset: 0;
    z-index: 2;
    display: grid;
    place-content: center;
    gap: 5px;
    width: 100%;
    border-radius: var(--radius-pill);
    color: var(--ink);
    opacity: 0;
    pointer-events: none;
    transition: opacity 260ms var(--ease-out);
  }
  .site-header.is-compact .nav-toggle {
    opacity: 1;
    pointer-events: auto;
    transition-delay: calc(var(--shrink) * 0.55);
  }
  .nav-toggle__line {
    display: block;
    width: 20px;
    height: 1.6px;
    border-radius: 2px;
    background: currentColor;
    transition: transform 380ms var(--ease-in-out), opacity 200ms var(--ease-out);
  }
  .site-header.is-open .nav-toggle__line:nth-child(1) { transform: translateY(6.6px) rotate(45deg); }
  .site-header.is-open .nav-toggle__line:nth-child(2) { opacity: 0; }
  .site-header.is-open .nav-toggle__line:nth-child(3) { transform: translateY(-6.6px) rotate(-45deg); }
  .site-header[data-tone='dark'] .nav-toggle { color: #fff; }

  /* Panel desplegable con los mismos enlaces y el mismo cristal */
  .site-menu {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
    width: max-content;
    min-width: 200px;
    padding: 6px;
    border-radius: 26px;
    background:
      linear-gradient(180deg, rgba(255, 255, 255, 0.4) 0%, rgba(255, 255, 255, 0.12) 60%, rgba(255, 255, 255, 0.2) 100%),
      rgba(var(--nav-rgb), 0.42);
    border: 1px solid rgba(255, 255, 255, 0.55);
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.95),
      inset 0 0 22px rgba(255, 255, 255, 0.22),
      0 18px 40px rgba(26, 26, 26, 0.14);
    -webkit-backdrop-filter: blur(18px) saturate(190%) brightness(1.06);
    backdrop-filter: blur(18px) saturate(190%) brightness(1.06);
    transform-origin: top right;
    opacity: 0;
    visibility: hidden;
    transform: scale(0.6) translateY(-8px);
    clip-path: inset(0 0 0 0 round 26px);
    transition: opacity 260ms var(--ease-out), transform 420ms var(--ease-out), visibility 0s linear 420ms;
  }
  .site-header.is-collapsed .site-menu { display: flex; }
  .site-header.is-open .site-menu {
    opacity: 1;
    visibility: visible;
    transform: none;
    transition: opacity 260ms var(--ease-out), transform 480ms var(--ease-out), visibility 0s;
  }
  .site-menu a {
    display: flex;
    align-items: center;
    min-height: 48px;
    padding: 0 20px;
    border-radius: var(--radius-pill);
    font-size: var(--fs-base);
    font-weight: 500;
    color: var(--ink-soft);
    opacity: 0;
    transform: translateX(10px);
    transition: opacity 300ms var(--ease-out), transform 420ms var(--ease-out),
                background-color var(--dur-med) var(--ease-out), box-shadow var(--dur-med) var(--ease-out);
  }
  .site-header.is-open .site-menu a { opacity: 1; transform: none; }
  .site-header.is-open .site-menu a:nth-child(2) { transition-delay: 40ms; }
  .site-header.is-open .site-menu a:nth-child(3) { transition-delay: 80ms; }
  .site-header.is-open .site-menu a:nth-child(4) { transition-delay: 120ms; }
  .site-menu a:hover,
  .site-menu a:focus-visible {
    color: var(--ink);
    background: rgba(var(--nav-deep-rgb), 0.32);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.6), inset 0 0 0 1px rgba(var(--nav-deep-rgb), 0.45), 0 0 18px rgba(var(--nav-deep-rgb), 0.45);
  }
  .site-menu a[aria-current='page'] {
    color: var(--ink);
    font-weight: 600;
    background:
      linear-gradient(180deg, rgba(240, 246, 252, 0.45), rgba(240, 246, 252, 0) 60%),
      rgba(var(--nav-deep-rgb), 0.74);
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.7),
      0 4px 14px rgba(var(--nav-deep-rgb), 0.45),
      0 0 34px rgba(var(--nav-deep-rgb), 0.35);
  }

  /* Cambios instantáneos (al girar el móvil o cargar la página) */
  .site-header.no-anim,
  .site-header.no-anim * { transition: none !important; }
}

/* ---------- Logotipo con giro: MOTEGA ↔ ALICIA ORTEGA ----------
   Dos caras en la misma celda. Al pasar el cursor (o con foco) la delantera
   gira hacia arriba como la cara de un cubo y entra la trasera desde abajo.
   La trasera usa un ancho de letra estrecho para ocupar un espacio parecido. */
.logo-flip {
  display: inline-grid;
  perspective: 600px;
  vertical-align: top;
}
.logo-face {
  grid-area: 1 / 1;
  display: block;
  white-space: nowrap;
  backface-visibility: hidden;
  transform-origin: 50% 50% -0.42em;
  transition: transform 720ms cubic-bezier(0.65, 0, 0.35, 1),
              opacity 720ms cubic-bezier(0.65, 0, 0.35, 1);
}
.logo-face--back {
  justify-self: start;
  font-variation-settings: 'wdth' 62;
  letter-spacing: -0.02em;
  opacity: 0;
  transform: rotateX(-90deg);
}
:is(.brand-mark, .home-logo.is-docked, .home-logo--static.is-visible):is(:hover, :focus-visible) .logo-face--front {
  opacity: 0;
  transform: rotateX(90deg);
}
:is(.brand-mark, .home-logo.is-docked, .home-logo--static.is-visible):is(:hover, :focus-visible) .logo-face--back {
  opacity: 1;
  transform: rotateX(0deg);
}
@media (prefers-reduced-motion: reduce) {
  .logo-face { transform: none !important; transition: opacity 200ms ease !important; }
}

/* ---------- Pie ---------- */
.site-footer {
  padding: var(--space-6) 0 var(--space-4);
  border-top: 1px solid var(--line);
  font-size: var(--fs-sm);
  color: var(--muted-strong);
}
.site-footer .container {
  display: flex; flex-wrap: wrap; gap: var(--space-3);
  justify-content: space-between; align-items: end;
}
.site-footer strong {
  display: block;
  font-size: var(--fs-2xl);
  font-variation-settings: 'wdth' 125;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--ink);
  text-transform: uppercase;
  line-height: 1;
}

/* ---------- Botón ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.6rem;
  min-height: 48px; padding: 0 1.5rem;
  border-radius: var(--radius-pill);
  background: var(--ink); color: var(--surface);
  font-weight: 500; font-size: var(--fs-sm); letter-spacing: 0.02em;
  transition: transform var(--dur-fast) var(--ease-out), background-color var(--dur-fast) var(--ease-out);
}
.btn:hover { background: #2e2e2e; transform: translateY(-1px); }
.btn--ghost { background: transparent; color: var(--ink); border: 1px solid var(--ink); }
.btn--ghost:hover { background: var(--ink); color: var(--surface); }

/* ---------- Transición entre páginas ---------- */
.page-veil {
  position: fixed; inset: 0; z-index: 300;
  background: var(--bg);
  pointer-events: none;
  opacity: 1;
  transition: opacity 600ms var(--ease-out);
}
.page-veil.is-hidden { opacity: 0; }
.page-veil.is-leaving { opacity: 1; transition-duration: 350ms; }

/* Movimiento reducido (site.js pone html.reduced-motion si el sistema lo pide,
   o con ?movimiento=reducido para probarlo): sin desplazamientos ni escalas,
   pero se mantienen los cambios de color y opacidad y un fundido de entrada. */
html.reduced-motion *, html.reduced-motion *::before, html.reduced-motion *::after {
  animation-duration: 0.01ms !important;
  animation-iteration-count: 1 !important;
  transition-property: opacity, color, background-color, border-color, box-shadow, text-decoration-color !important;
  scroll-behavior: auto !important;
}
html.reduced-motion .soft-reveal { opacity: 0; transition: opacity 700ms ease-out !important; }
html.reduced-motion .soft-reveal.is-soft-in { opacity: 1; }
/* Hover sin saltos: se queda el cambio de color/opacidad, no el movimiento */
html.reduced-motion :is(.btn:hover, .idx__link .idx__name) { transform: none !important; }
html.reduced-motion :is(.spaces__link:hover .spaces__fig img, .mag__link:hover .mag__fig img) { scale: none !important; }