/* ============================================================
   Scala Learning — Dirección A
   Hoja de estilos principal
   ============================================================
   Los tokens de marca (colores, tipografías, radios, sombras)
   viven en tokens.css y se importan primero.
   ============================================================ */

@import url("tokens.css");

/* ---------- Base ---------- */
html, body {
  margin: 0;
  padding: 0;
  background: var(--bone, #faf7f1);
  font-family: "Inter Tight", system-ui, sans-serif;
  scroll-behavior: smooth;
}

* { box-sizing: border-box; }

/* Desplazamiento de anclas para el nav fijo */
section[id], header[id] { scroll-margin-top: 72px; }

/* Enlaces */
a { color: var(--gold-500, #f1bf2c); transition: opacity 0.15s; }
a:hover { opacity: 0.78; }

/* ---------- Animaciones base ---------- */
@keyframes wheel-spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@keyframes card-rise {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ---------- Escenario / escalado del artboard 1280px ---------- */
#stage {
  width: 100%;
  display: flex;
  justify-content: center;
  background: var(--bone, #faf7f1);
}
#stage > .site {
  width: 1280px;
  transform-origin: top center;
}

/* ============================================================
   Microinteracciones
   ============================================================ */

/* Reveal on scroll: las secciones aparecen al entrar en viewport */
section, header, footer, article { will-change: transform, opacity; }
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s cubic-bezier(.22,.61,.36,1), transform 0.8s cubic-bezier(.22,.61,.36,1);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* Entrada escalonada de las cards dentro de un grid revelado */
.reveal.is-visible > div > article,
.reveal.is-visible > article {
  animation: card-rise 0.7s cubic-bezier(.22,.61,.36,1) backwards;
}
.reveal.is-visible > div > article:nth-child(1),
.reveal.is-visible > article:nth-child(1) { animation-delay: 0.05s; }
.reveal.is-visible > div > article:nth-child(2),
.reveal.is-visible > article:nth-child(2) { animation-delay: 0.13s; }
.reveal.is-visible > div > article:nth-child(3),
.reveal.is-visible > article:nth-child(3) { animation-delay: 0.21s; }
.reveal.is-visible > div > article:nth-child(4),
.reveal.is-visible > article:nth-child(4) { animation-delay: 0.29s; }
.reveal.is-visible > div > article:nth-child(5),
.reveal.is-visible > article:nth-child(5) { animation-delay: 0.37s; }
.reveal.is-visible > div > article:nth-child(6),
.reveal.is-visible > article:nth-child(6) { animation-delay: 0.45s; }

/* Cards: elevación + sombra al hover */
article {
  transition: transform 0.45s cubic-bezier(.22,.61,.36,1), box-shadow 0.45s cubic-bezier(.22,.61,.36,1), border-color 0.3s, opacity 0.35s ease, filter 0.35s ease;
}
#servicios article:hover,
#equipo article:hover,
#insights article:hover,
#contexto article:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 60px -20px rgba(13, 24, 56, 0.22);
}

/* ---------- Casos de éxito: efecto de foco ---------- */
#casos .cases-grid article {
  will-change: transform, box-shadow, opacity, background-color, color;
  position: relative;
  z-index: 1;
  transition:
    transform 0.45s cubic-bezier(.22,.61,.36,1),
    box-shadow 0.45s cubic-bezier(.22,.61,.36,1),
    opacity 0.35s ease,
    filter 0.35s ease,
    background-color 0.4s ease,
    color 0.4s ease,
    border-color 0.4s ease;
}
#casos .cases-grid:hover article:not(:hover) {
  opacity: 0.55;
  filter: saturate(0.85);
  transform: scale(0.985);
}
#casos .cases-grid article:hover {
  transform: translateY(-10px) scale(1.012);
  box-shadow:
    0 32px 70px -22px rgba(13, 24, 56, 0.30),
    0 0 0 1.5px var(--gold-500, #f1bf2c);
  z-index: 2;
}
#casos .cases-grid article.grain:hover {
  box-shadow:
    0 32px 70px -22px rgba(0, 0, 0, 0.55),
    0 0 0 1.5px var(--gold-500, #f1bf2c);
}

/* Card destacada (navy): al hacer hover en otra card, esta se aclara */
#casos .cases-grid:hover article.grain:not(:hover) {
  background: var(--cream) !important;
  color: var(--ink) !important;
}
#casos .cases-grid:hover article.grain:not(:hover) > div:first-child > div > span:first-child { color: var(--navy-900) !important; }
#casos .cases-grid:hover article.grain:not(:hover) > div:first-child > div > span:nth-child(2),
#casos .cases-grid:hover article.grain:not(:hover) > div:first-child > span { color: var(--ink-50) !important; }
#casos .cases-grid:hover article.grain:not(:hover) > p { color: var(--ink) !important; }
#casos .cases-grid:hover article.grain:not(:hover) > div:nth-child(3) { border-top-color: rgba(13, 24, 56, 0.14) !important; }
#casos .cases-grid:hover article.grain:not(:hover) > div:nth-child(3) > div > div:first-child { color: var(--navy-900) !important; }
#casos .cases-grid:hover article.grain:not(:hover) > div:nth-child(3) > div > div:nth-child(2) { color: var(--ink-50) !important; }
#casos .cases-grid:hover article.grain:not(:hover) > div:last-child > div > div > div:first-child { color: var(--ink) !important; }
#casos .cases-grid:hover article.grain:not(:hover) > div:last-child > div > div > div:nth-child(2) { color: var(--ink-50) !important; }
#casos .cases-grid:hover article.grain:not(:hover) > div:last-child img { border-color: rgba(13, 24, 56, 0.18) !important; }
#casos .cases-grid:hover article.grain:not(:hover)::before,
#casos .cases-grid:hover article.grain:not(:hover)::after { opacity: 0.15 !important; }

/* Cards normales de casos: al hover se pintan navy como la destacada */
#casos .cases-grid article.case-card:hover { background: var(--navy-900) !important; color: var(--bone) !important; }
#casos .cases-grid article.case-card:hover .cc-univ { color: var(--gold-500, #f1bf2c) !important; }
#casos .cases-grid article.case-card:hover .cc-meta,
#casos .cases-grid article.case-card:hover .cc-kpi-label,
#casos .cases-grid article.case-card:hover .cc-role { color: rgba(250,247,241,0.62) !important; }
#casos .cases-grid article.case-card:hover .cc-metric { color: var(--gold-500, #f1bf2c) !important; }
#casos .cases-grid article.case-card:hover .cc-divider { border-color: rgba(250,247,241,0.18) !important; }
#casos .cases-grid article.case-card:hover .cc-quote,
#casos .cases-grid article.case-card:hover .cc-name { color: var(--bone) !important; }
#casos .cases-grid article.case-card:hover .cc-photo { border-color: rgba(250,247,241,0.25) !important; }

/* Tags al pie de las cards de Servicios */
#servicios article > div:last-child > span {
  transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease, transform 0.3s cubic-bezier(.22,.61,.36,1);
  cursor: default;
}
#servicios article > div:last-child > span:hover {
  background-color: #f1bf2c;
  border-color: #f1bf2c;
  color: var(--navy-900);
  transform: translateY(-2px);
}

/* Zoom sutil de las imágenes dentro de cards */
#servicios article, #equipo article, #insights article, #casos article { overflow: hidden; }
article img { transition: transform 0.7s cubic-bezier(.22,.61,.36,1); }
article:hover img { transform: scale(1.04); }

/* Botones */
button, a[href] { transition: transform 0.25s cubic-bezier(.22,.61,.36,1), box-shadow 0.25s ease, opacity 0.15s, background 0.25s, color 0.25s; }
button:hover { transform: translateY(-2px); box-shadow: 0 12px 28px -10px rgba(13, 24, 56, 0.35); }
button:active { transform: translateY(0); }

/* Logos del carrusel */
.marquee-logo { transition: opacity 0.3s, filter 0.3s; }
.marquee-logo:hover { opacity: 1 !important; filter: grayscale(0) !important; }

/* Inputs con foco dorado */
input, textarea { transition: border-color 0.25s, background 0.25s, box-shadow 0.25s; }
input:focus, textarea:focus {
  border-color: var(--gold-500, #f1bf2c) !important;
  box-shadow: 0 0 0 3px rgba(241,191,44,0.18);
  background: rgba(250,247,241,0.10) !important;
}

/* Accesibilidad: respeta prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .reveal.is-visible > div > article,
  .reveal.is-visible > article { animation: none; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* ============================================================
   Responsive — Tablet (≤1024px) y Mobile (≤600px)
   El escalado del artboard se desactiva vía data-mobile="1"
   (ver script.js) y los grids colapsan a 1-2 columnas.
   ============================================================ */
@media (max-width: 1024px) {
  body[data-mobile="1"] #stage > .site { width: 100% !important; transform: none !important; margin-bottom: 0 !important; }
  body[data-mobile="1"] section,
  body[data-mobile="1"] header,
  body[data-mobile="1"] footer,
  body[data-mobile="1"] nav { padding-left: clamp(20px, 5vw, 40px) !important; padding-right: clamp(20px, 5vw, 40px) !important; }
  body[data-mobile="1"] #inicio nav { flex-wrap: wrap !important; gap: 16px !important; }
  body[data-mobile="1"] #inicio nav > div { gap: 16px !important; font-size: 13px !important; flex-wrap: wrap !important; }
  body[data-mobile="1"] #inicio h1 { font-size: clamp(36px, 8vw, 60px) !important; width: 100% !important; max-width: 100% !important; }
  body[data-mobile="1"] #inicio [style*="grid-template-columns: 1fr 1fr 1fr 1fr"] { grid-template-columns: 1fr 1fr !important; }
  body[data-mobile="1"] section > div[style*="grid-template-columns"],
  body[data-mobile="1"] section [style*="grid-template-columns"] { grid-template-columns: 1fr !important; gap: 24px !important; }
  body[data-mobile="1"] [style*="position: sticky"] { position: relative !important; top: auto !important; }
  body[data-mobile="1"] h2 { font-size: clamp(28px, 6.5vw, 44px) !important; line-height: 1.1 !important; }
  body[data-mobile="1"] h3 { font-size: clamp(20px, 4.5vw, 28px) !important; }
  body[data-mobile="1"] section { padding-top: 64px !important; padding-bottom: 64px !important; }
  body[data-mobile="1"] article { padding: 28px 24px !important; min-height: auto !important; }
  body[data-mobile="1"] .cases-grid { grid-template-columns: 1fr !important; }
  body[data-mobile="1"] #equipo > div:nth-child(2) { grid-template-columns: repeat(2, 1fr) !important; }
  body[data-mobile="1"] #insights > div:nth-child(2) { grid-template-columns: 1fr !important; }
  body[data-mobile="1"] footer > div:first-child { grid-template-columns: 1fr !important; gap: 32px !important; }
  body[data-mobile="1"] [style*="aspect-ratio: 16 / 8"] { aspect-ratio: 4/5 !important; }
  body[data-mobile="1"] #contacto form { grid-template-columns: 1fr !important; }
  body[data-mobile="1"] #contacto > div { padding: 40px 28px !important; }
  body[data-mobile="1"] .marquee-logo { height: 40px !important; }
}
@media (max-width: 600px) {
  body[data-mobile="1"] #equipo > div:nth-child(2) { grid-template-columns: 1fr !important; }
}