/* primaria — page-specific styles
   (Global chrome lives in css/global.css)
*/

/* ============================================================
   COLEGIO MARCELINA — MAIN CSS
   Estilos base + secciones específicas de la página Primaria
   ============================================================
   Carga después de:
     variables.css
     animations.css
     components.css
     responsive.css
   ============================================================ */

img,
svg,
picture {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
}

/* Selección */
::selection {
  background: var(--color-indigo);
  color: white;
}

/* Reducir movimiento si el usuario lo pide */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}


/* ──────────────────────────────────────────
   HERO — Página interna estilo "page-hero"
   Fondo verde con gradiente
────────────────────────────────────────── */

.hero {
  position: relative;
  background:
    linear-gradient(110deg,
      #1a4a08 0%,
      #2d6e10 40%,
      #4ea219 100%);
  color: white;
  padding: clamp(46px, 6.5vw, 78px) clamp(20px, 5vw, 72px) clamp(54px, 7.5vw, 90px);
  overflow: hidden;
}

/* Pattern decorativo sutil sobre el verde */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("../assets/primaria/hero/hero-bg.jpg");
  background-size: cover;
  background-position: center;
  opacity: 0.85;
  mix-blend-mode: multiply;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 90% 10%, rgba(255, 255, 255, 0.06), transparent 50%),
    radial-gradient(circle at 10% 90%, rgba(0, 0, 0, 0.20), transparent 60%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 1440px;
  margin-inline: auto;
}

/* Breadcrumb */
.hero-bc {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: clamp(24px, 4vw, 36px);
  letter-spacing: 0.2px;
}

.hero-bc a {
  color: rgba(255, 255, 255, 0.65);
  transition: color 0.15s ease;
}
.hero-bc a:hover { color: white; }

.hero-bc-sep {
  opacity: 0.5;
  font-weight: 400;
}

.hero-bc-current {
  color: white;
  font-weight: 600;
}

/* Título hero */
.hero h1 {
  font-family: var(--serif);
  font-size: clamp(1.9rem, 4.2vw, 3.3rem);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.02em;
  margin-bottom: clamp(12px, 1.4vw, 18px);
  max-width: 36ch;
}

.hero h1 em {
  font-style: italic;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.97);
}

.hero-sub {
  font-size: clamp(14px, 1.4vw, 15.5px);
  font-weight: 400;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.86);
  max-width: 44ch;
  margin-bottom: clamp(24px, 3vw, 36px);
}


/* ──────────────────────────────────────────
   TABS DE NIVEL — Bajo el hero
   Sticky con scroll horizontal en móvil
────────────────────────────────────────── */

.nivel-tabs-wrap {
  background: white;
  border-bottom: 1px solid rgba(76, 72, 200, 0.07);
  position: sticky;
  top: 73px;
  z-index: 88;
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.97);
}

.nivel-tabs {
  max-width: 1440px;
  margin-inline: auto;
  padding: 0 clamp(20px, 5vw, 72px);
  display: flex;
  align-items: center;
  gap: clamp(20px, 3vw, 38px);
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.nivel-tabs::-webkit-scrollbar { display: none; }

.nivel-tab {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 15px 4px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--color-text-muted);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  transition: color 0.15s ease, border-color 0.15s ease;
  background: transparent;
  border-left: none;
  border-right: none;
  border-top: none;
  cursor: pointer;
}

.nivel-tab:hover:not(.act) {
  color: var(--color-indigo-deeper);
}

.nivel-tab.act {
  color: var(--color-nivel-primaria);
  border-bottom-color: var(--color-nivel-primaria);
  font-weight: 700;
}

.nivel-tab-ico {
  font-size: 15px;
  line-height: 1;
}


/* ──────────────────────────────────────────
   SECCIÓN INTRO — Carrusel + texto
────────────────────────────────────────── */

.sec-intro {
  background: white;
  padding: clamp(56px, 8vw, 110px) clamp(20px, 5vw, 72px);
}

.sec-intro-inner {
  max-width: 1280px;
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: clamp(40px, 6vw, 90px);
  align-items: center;
}

/* Carousel */
.carr {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  background: var(--bg-indigo-pale);
  aspect-ratio: 4 / 3.05;
  box-shadow: 0 24px 56px rgba(15, 14, 36, 0.13);
}

.carr-track {
  display: flex;
  flex-wrap: nowrap;
  height: 100%;
  width: 100%;
  transition: transform 0.65s var(--ease-smooth);
  will-change: transform;
}

.carr-slide {
  /* flex shorthand: no grow, no shrink, base 100% — evita overlap cross-browser */
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
}

.carr-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Gradiente overlay para legibilidad de caption */
.carr-slide::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 45%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.62), transparent);
  pointer-events: none;
}

.carr-caption {
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 22px;
  z-index: 2;
  color: white;
  display: flex;
  flex-direction: column;
  gap: 9px;
  align-items: flex-start;
}

.carr-caption-text {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.1px;
  line-height: 1.3;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
}

.carr-caption-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--color-lima);
  color: var(--color-indigo-deeper);
  font-size: 10.5px;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.2px;
}

.carr-caption-tag-ico {
  font-size: 10px;
  line-height: 1;
}

/* Carousel dots */
.carr-dots {
  position: absolute;
  right: 18px;
  bottom: 22px;
  display: flex;
  gap: 5px;
  align-items: center;
  z-index: 3;
}

.cdot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.55);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: all 0.22s var(--ease-smooth);
}

.cdot.act {
  width: 22px;
  height: 4px;
  background: white;
}

.cdot:hover:not(.act) {
  background: rgba(255, 255, 255, 0.85);
}

/* Carousel arrows — flechas de navegación left/right */
.carr-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: white;
  cursor: pointer;
  padding: 0;
  z-index: 4;
  transition: background 0.18s ease,
              border-color 0.18s ease,
              transform 0.22s var(--ease-smooth);
}

.carr-arrow:hover {
  background: rgba(255, 255, 255, 0.32);
  border-color: rgba(255, 255, 255, 0.55);
  transform: translateY(-50%) scale(1.06);
}

.carr-arrow:active {
  transform: translateY(-50%) scale(0.94);
}

.carr-arrow svg {
  width: 16px;
  height: 16px;
  display: block;
}

.carr-arrow.prev { left: 12px; }
.carr-arrow.next { right: 12px; }

/* Texto a la derecha */
.sec-intro-text {
  padding-left: clamp(0px, 1.5vw, 12px);
}

.sec-intro-title {
  font-family: var(--serif);
  font-size: clamp(1.7rem, 2.9vw, 2.4rem);
  font-weight: 900;
  color: var(--color-indigo-deeper);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin-bottom: 22px;
}

.sec-intro-title em {
  font-style: italic;
  font-weight: 300;
  color: var(--color-indigo);
}

.sec-intro-body {
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--color-text-muted);
  margin-bottom: 28px;
  font-weight: 400;
  max-width: 48ch;
}


/* ──────────────────────────────────────────
   SECCIÓN MODELO EDUCATIVO
   Fondo lima-pale, 4 cards
────────────────────────────────────────── */

.sec-modelo {
  background: #F4F8E8;
  padding: clamp(56px, 8vw, 96px) clamp(20px, 5vw, 72px);
  position: relative;
  overflow: hidden;
}

/* Decoración sutil de fondo */
.sec-modelo::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 85% 0%, rgba(132, 204, 22, 0.06), transparent 40%),
    radial-gradient(circle at 0% 90%, rgba(76, 72, 200, 0.04), transparent 35%);
  pointer-events: none;
}

.sec-modelo-inner {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  margin-inline: auto;
}

.sec-modelo-head {
  text-align: center;
  margin-bottom: clamp(36px, 5vw, 56px);
}

.modelo-eyebrow {
  display: inline-block;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 3.5px;
  text-transform: uppercase;
  color: var(--color-lima-dark);
  margin-bottom: 14px;
}

.modelo-title {
  font-family: var(--serif);
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  font-weight: 900;
  color: var(--color-indigo-deeper);
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.modelo-title em {
  font-style: italic;
  font-weight: 300;
  color: var(--color-lima-dark);
}

/* Grid de 4 pilares */
.modelo-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.pilar {
  background: white;
  border-radius: 22px;
  padding: 30px 22px 28px;
  text-align: center;
  border: 1px solid rgba(76, 72, 200, 0.08);
  box-shadow: 0 2px 10px rgba(15, 14, 36, 0.04);
  transition: transform 0.32s var(--ease-smooth),
              box-shadow 0.32s var(--ease-smooth),
              border-color 0.32s ease;
  position: relative;
  overflow: hidden;
}

/* Barra superior animada (patrón .nc-bar de la landing de Preescolar) */
.pilar::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--color-nivel-primaria);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.35s var(--ease-smooth);
  z-index: 2;
}

.pilar:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 44px rgba(15, 14, 36, 0.10);
  border-color: rgba(132, 204, 22, 0.25);
}

.pilar:hover::before {
  transform: scaleX(1);
}

.pilar-ico {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: #ECF6D5;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  line-height: 1;
  margin: 0 auto 18px;
  transition: transform 0.32s var(--ease-smooth);
  position: relative;
  z-index: 1;
}

.pilar:hover .pilar-ico {
  transform: scale(1.08) rotate(-3deg);
}

.pilar-ico svg {
  width: 26px;
  height: 26px;
}

.pilar-title {
  font-size: 14px;
  font-weight: 800;
  color: var(--color-indigo-deeper);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.pilar-body {
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--color-text-muted);
  font-weight: 400;
}


/* ──────────────────────────────────────────
   SECCIÓN GALERÍA — Fondo dark navy
────────────────────────────────────────── */

.sec-galeria {
  background: #1E1B4B;
  padding: clamp(56px, 8vw, 96px) clamp(20px, 5vw, 72px);
  position: relative;
  overflow: hidden;
}

/* Patrón diagonal sutil */
.sec-galeria::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("../assets/primaria/galeria/galeria-bg.jpg");
  background-size: cover;
  background-position: center;
  opacity: 0.55;
  pointer-events: none;
}

.sec-galeria::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg,
    rgba(30, 27, 75, 0.30) 0%,
    rgba(30, 27, 75, 0.10) 100%);
  pointer-events: none;
}

.sec-galeria-inner {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  margin-inline: auto;
}

.gal-eyebrow {
  display: inline-block;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 3.5px;
  text-transform: uppercase;
  color: rgba(132, 204, 22, 0.95);
  margin-bottom: 14px;
}

.gal-title {
  font-family: var(--serif);
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  font-weight: 900;
  color: white;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: clamp(28px, 4vw, 44px);
}

.gal-title em {
  font-style: italic;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.75);
}

/* Grid de galería 3x2 */
.gal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.gal-item {
  position: relative;
  aspect-ratio: 1.08 / 1;
  border-radius: 14px;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.35s var(--ease-smooth);
}

.gal-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease-smooth);
}

.gal-item:hover {
  transform: translateY(-4px);
}

.gal-item:hover img {
  transform: scale(1.06);
}

.gal-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg,
    rgba(30, 27, 75, 0.0) 50%,
    rgba(30, 27, 75, 0.55) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.gal-item:hover::after {
  opacity: 1;
}


/* ──────────────────────────────────────────
   SECCIÓN CTA — Indigo con rings decorativos
────────────────────────────────────────── */

.sec-cta {
  background: #4C48C8;
  padding: clamp(60px, 8vw, 100px) clamp(20px, 5vw, 72px);
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* Background image */
.sec-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("../assets/primaria/cta/cta-bg.jpg");
  background-size: cover;
  background-position: center;
  opacity: 0.85;
  pointer-events: none;
}

.sec-cta-inner {
  position: relative;
  z-index: 2;
  max-width: 900px;
  margin-inline: auto;
}

.cta-title {
  font-family: var(--serif);
  font-size: clamp(1.8rem, 3.4vw, 2.7rem);
  font-weight: 900;
  color: white;
  line-height: 1.06;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.cta-title em {
  font-style: italic;
  font-weight: 300;
  color: rgba(255, 248, 200, 0.95);
  display: block;
}

.cta-sub {
  font-size: 14px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.78);
  margin-bottom: 26px;
  line-height: 1.6;
}


/* ──────────────────────────────────────────
   RESPONSIVE — Overrides específicos de página
────────────────────────────────────────── */

/* ≤1024px — Tablet landscape */
@media (max-width: 1024px) {

  .nav-inner { padding: 14px clamp(20px, 4vw, 40px); }

  .nav-links {
    gap: 0;
  }

  .nav-links a {
    padding: 8px 10px;
    font-size: 12.5px;
  }

  .sec-intro-inner {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }

  .modelo-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .gal-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
  }

  .footer-inner {
    grid-template-columns: 1.4fr 1fr 1fr;
  }

  .footer-brand {
    grid-column: 1 / -1;
    flex-direction: row;
    align-items: center;
    flex-wrap: wrap;
    gap: 22px;
  }

  .footer-brand .footer-tag {
    flex: 1;
    min-width: 220px;
  }
}


/* ≤768px — Tablet / mobile */
@media (max-width: 768px) {

  .nav-inner {
    padding: 14px clamp(16px, 4vw, 24px);
    gap: 10px;
  }

  .nav-logo img { height: 38px; }

  .nav-links { display: none; }

  .nav-burger { display: flex; }

  /* En mobile mostramos el CTA al lado del burger */
  .nav-cta {
    font-size: 12px;
    padding: 9px 16px;
  }

  .nivel-tabs-wrap {
    top: 66px;
  }

  .nivel-tabs {
    padding: 0 clamp(16px, 4vw, 24px);
    gap: 20px;
  }

  .nivel-tab {
    font-size: 13px;
    padding: 13px 4px;
  }

  /* Hero */
  .hero {
    padding-block: clamp(40px, 8vw, 64px) clamp(48px, 9vw, 72px);
  }

  .hero h1 {
    max-width: none;
    font-size: clamp(1.9rem, 7vw, 2.6rem);
  }

  /* Intro section */
  .sec-intro-inner {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .carr {
    aspect-ratio: 4 / 3;
  }

  /* Modelo */
  .modelo-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .pilar {
    padding: 26px 22px 24px;
  }

  /* Galería - en mobile usamos 1 columna stacked como el diseño */
  .gal-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .gal-item {
    aspect-ratio: 4 / 3;
  }

  /* CTA */
  .cta-title {
    font-size: clamp(1.8rem, 7vw, 2.4rem);
  }

  /* Footer */
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-brand {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
  }
}


/* ≤480px — Móvil pequeño */
@media (max-width: 480px) {

  .nav-cta {
    font-size: 11.5px;
    padding: 8px 12px;
  }

  .nav-inner {
    padding: 12px 16px;
  }

  .hero {
    padding-inline: 20px;
  }

  .sec-intro,
  .sec-modelo,
  .sec-galeria,
  .sec-cta {
    padding-inline: 20px;
  }

  .carr-caption {
    left: 16px;
    right: 16px;
    bottom: 16px;
  }

  .carr-dots {
    right: 14px;
    bottom: 16px;
  }

  .wa-float {
    width: 48px;
    height: 48px;
    bottom: 18px;
    right: 18px;
  }
  .wa-float svg { width: 24px; height: 24px; }
}