/* =============================================================================
   Índice de secciones:
     01. Shared — CTA Button
     02. Hero
     03. Language Cards
     04. Language Cards — Mejoras (badge, group hint, accordion)
     05. Philosophy / Nuestra Onda
     06. Video — Sección presentación (centrada)
     07. Video + Esencia — Two-column layout
     08. Carousel de Metodología
     09. Testimonials
     10. Final CTA Block
     11. Footer
     12. Responsive global
============================================================================= */


/* ─────────────────────────────────────────────────────────────────────────────
   01. SHARED — CTA BUTTON
───────────────────────────────────────────────────────────────────────────── */

.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--color-btn-primary);
  color: var(--color-btn-primary-text);
  border-radius: 32px;
  padding: 17px 36px;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.2px;
  transition:
    transform    var(--transition-fast),
    box-shadow   var(--transition-fast);
  animation: fadeUp 0.9s 0.45s ease both;
}

.btn-cta:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 12px 40px color-mix(in srgb, var(--color-btn-primary) 40%, transparent);
}


/* ─────────────────────────────────────────────────────────────────────────────
   02. HERO
───────────────────────────────────────────────────────────────────────────── */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 24px 80px;
  position: relative;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 7vw, 3.8rem);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: 0;
  background: linear-gradient(
    135deg,
    var(--color-white)   0%,
    var(--color-primary) 60%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 24px;
  animation: fadeUp 0.9s 0.15s ease both;
}

.hero p {
  font-size: clamp(1rem, 2vw, 1.2rem);
  font-weight: 300;
  color: color-mix(in srgb, var(--color-white) 75%, transparent);
  max-width: 560px;
  margin: 0 auto 40px;
  line-height: 1.65;
  animation: fadeUp 0.9s 0.3s ease both;
}

/* Scroll indicator */
.hero-scroll-hint {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  animation: fadeUp 1s 1s ease both;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(
    to bottom,
    color-mix(in srgb, var(--color-white) 30%, transparent),
    transparent
  );
  animation: scrollPulse 2s infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; }
  50%       { opacity: 1; }
}


/* ─────────────────────────────────────────────────────────────────────────────
   03. LANGUAGE CARDS — Base
───────────────────────────────────────────────────────────────────────────── */

.cards-grid {
  display: grid;
  /* 4 columnas fijas en desktop */
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 56px;
  padding-top: 20px;
  align-items: stretch;
}

.lang-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 36px 28px;
  backdrop-filter: blur(20px) saturate(1.3);
  -webkit-backdrop-filter: blur(20px) saturate(1.3);
  position: relative;
  overflow: visible;
  display: flex;
  flex-direction: column;
  transition:
    transform    var(--transition-base),
    box-shadow   var(--transition-base),
    border-color var(--transition-base);
}

/* Colores temáticos por posición */
.lang-card--featured          { --_card-color: var(--card-1-color); }
.cards-grid > .lang-card:nth-child(3) { --_card-color: var(--card-2-color); }
.cards-grid > .lang-card:nth-child(4) { --_card-color: var(--card-3-color); }
.cards-grid > .lang-card:nth-child(5) { --_card-color: var(--card-4-color); }

/* Tint overlay en hover — border-radius heredado para que no se desborde */
.lang-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at 50% 0%,
    color-mix(in srgb, var(--_card-color) 13%, transparent),
    transparent 70%
  );
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
  border-radius: inherit;
}

.lang-card:hover::before { opacity: 1; }

.lang-card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow:
    0 20px 60px color-mix(in srgb, var(--_card-color) 20%, transparent),
    0 0 0 1px   color-mix(in srgb, var(--_card-color) 27%, transparent);
  border-color: color-mix(in srgb, var(--_card-color) 33%, transparent);
}

.card-flag {
  display: block;
  width: clamp(36px, 3vw, 44px);
  aspect-ratio: 4 / 3;
  height: auto;
  margin-bottom: 16px;
  border: 1px solid color-mix(in srgb, var(--color-white) 24%, transparent);
  border-radius: 6px;
  object-fit: cover;
  background: color-mix(in srgb, var(--color-white) 8%, transparent);
  box-shadow: 0 6px 16px color-mix(in srgb, var(--color-black) 22%, transparent);
  flex: 0 0 auto;
}

.card-lang {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 10px;
}

.card-desc {
  font-size: 0.9rem;
  color: color-mix(in srgb, var(--color-white) 65%, transparent);
  line-height: 1.55;
}


/* ─────────────────────────────────────────────────────────────────────────────
   04. LANGUAGE CARDS 
───────────────────────────────────────────────────────────────────────────── */
.lang-card-badge-top {
  position: absolute;
  top: -14px;
  right: 18px;
  background: var(--palette-pink);
  box-shadow: 0 2px 12px rgba(234, 86, 177, 0.4);
  color: #fff;
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 20px;
  white-space: nowrap;
}

/* Card destacada — Inglés */
.lang-card--featured {
  border-color: rgba(234, 86, 177, 0.45);
  box-shadow: 0 0 0 1px rgba(234, 86, 177, 0.2);
  justify-content: flex-start;
}

.lang-card--featured:hover {
  box-shadow:
    0 20px 60px rgba(234, 86, 177, 0.2),
    0 0 0 1px rgba(234, 86, 177, 0.4);
  border-color: rgba(234, 86, 177, 0.6);
}

/* Hint "armá tu grupo" */
.card-group-hint {
  margin-top: auto;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-magenta);
  background: rgba(238, 102, 176, 0.1);
  border: 1px solid rgba(238, 102, 176, 0.22);
  border-radius: 10px;
  padding: 8px 12px;
  text-align: center;
  letter-spacing: 0.3px;
}

/* Botón accordion — */
.ingles-accordion-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  margin-top: auto;
  padding: 11px 18px;
  border-radius: 16px;
  background: rgba(142, 68, 173, 0.14);
  border: 1px solid rgba(142, 68, 173, 0.3);
  color: var(--color-white);
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.2px;
  cursor: pointer;
  transition:
    background  var(--transition-fast),
    transform   var(--transition-fast);
}

.ingles-accordion-trigger:hover {
  background: rgba(142, 68, 173, 0.24);
  transform: translateY(-1px);
}

.accordion-chevron {
  flex-shrink: 0;
  transition: transform 0.35s ease;
  color: var(--color-magenta);
}

.accordion-chevron.open {
  transform: rotate(180deg);
}

/* Accordion dentro del grid  */
.ingles-accordion {
  grid-column: 1 / -1;
  grid-row: 2;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.55s cubic-bezier(0.4, 0, 0.2, 1);
}

.ingles-accordion.open {
  max-height: 800px;
}

.ingles-accordion-inner {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 40px 36px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}


.iac-header {
  margin-bottom: 32px;
}

.iac-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-magenta);
  margin-bottom: 8px;
}

.iac-subtitle {
  font-size: 0.9rem;
  color: rgba(249, 249, 249, 0.6);
  line-height: 1.55;
  max-width: 560px;
}

.iac-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.iac-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px;
  border-left: 3px solid rgba(142, 68, 173, 0.5);
  border-radius: 0 12px 12px 0;
  background: rgba(255, 255, 255, 0.03);
  transition:
    border-color var(--transition-fast),
    background   var(--transition-fast);
}

.iac-item:hover {
  border-left-color: var(--color-magenta);
  background: rgba(238, 102, 176, 0.06);
}

.iac-num {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--color-magenta);
  opacity: 0.6;
  flex-shrink: 0;
  padding-top: 2px;
}

.iac-item-title {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 6px;
  line-height: 1.3;
}

.iac-item-desc {
  font-size: 0.8rem;
  color: rgba(249, 249, 249, 0.55);
  line-height: 1.55;
}


/* ─────────────────────────────────────────────────────────────────────────────
   05. PHILOSOPHY / NUESTRA ONDA
───────────────────────────────────────────────────────────────────────────── */

.philosophy-section {
  max-width: 1200px;
}

.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 56px;
}

.phil-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 40px 32px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  position: relative;
  overflow: hidden;
  transition:
    transform    var(--transition-base),
    box-shadow   var(--transition-base),
    border-color var(--transition-base);
}

.phil-card:nth-child(1) { --_card-color: var(--phil-1-color); }
.phil-card:nth-child(2) { --_card-color: var(--phil-2-color); }
.phil-card:nth-child(3) { --_card-color: var(--phil-3-color); }

/* Tint overlay en hover */
.phil-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-xl);
  background: radial-gradient(
    circle at 50% 0%,
    color-mix(in srgb, var(--_card-color) 13%, transparent),
    transparent 70%
  );
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.phil-card:hover::before { opacity: 1; }

/* Círculo decorativo top-right */
.phil-card::after {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: var(--_card-color);
  opacity: 0.08;
}

.phil-card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow:
    0 20px 60px color-mix(in srgb, var(--_card-color) 20%, transparent),
    0 0 0 1px   color-mix(in srgb, var(--_card-color) 27%, transparent);
  border-color: color-mix(in srgb, var(--_card-color) 33%, transparent);
}

.phil-icon {
  font-size: 2.2rem;
  margin-bottom: 18px;
  display: block;
}

.phil-icon-img {
  width: 40px;
  height: 40px;
  object-fit: contain;
  margin-bottom: 16px;
  display: block;
}

.phil-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 12px;
}

.phil-desc {
  font-size: 0.9rem;
  color: color-mix(in srgb, var(--color-white) 65%, transparent);
  line-height: 1.65;
}


/* ─────────────────────────────────────────────────────────────────────────────
   06. VIDEO — Sección de presentación (centrada, estilo original)
───────────────────────────────────────────────────────────────────────────── */

#video-presentacion-legacy {
  text-align: center;
}

.video-border-wrap {
  max-width: 580px;
  margin: 48px auto 0;
  border-radius: 20px;
  padding: 1px;
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--color-primary)     45%, transparent),
    color-mix(in srgb, var(--color-secondary)   30%, transparent),
    color-mix(in srgb, var(--color-accent-cyan) 30%, transparent)
  );
}

.video-frame {
  position: relative;
  border-radius: 19px;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--color-bg);
  cursor: none;
  display: block;
}

.video-thumb {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.video-iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
  display: none;
}

.video-iframe.active {
  display: block;
}

.video-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: color-mix(in srgb, var(--palette-ink) 30%, transparent);
  transition:
    background var(--transition-fast),
    opacity    var(--transition-fast);
}

.video-overlay:hover {
  background: color-mix(in srgb, var(--palette-ink) 8%, transparent);
}

.video-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

.video-play-btn {
  width: 62px;
  height: 62px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--color-white) 12%, transparent);
  border: 1.5px solid color-mix(in srgb, var(--color-white) 35%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--color-white);
  transition:
    background     var(--transition-fast),
    border-color   var(--transition-fast),
    box-shadow     var(--transition-fast),
    transform      var(--transition-fast);
}

.video-play-btn svg {
  width: 22px;
  height: 22px;
  margin-left: 4px;
}

.video-overlay:hover .video-play-btn {
  background: color-mix(in srgb, var(--color-primary) 30%, transparent);
  border-color: color-mix(in srgb, var(--color-primary) 80%, transparent);
  box-shadow: 0 0 28px color-mix(in srgb, var(--color-primary) 35%, transparent);
  transform: scale(1.08);
}

@media (prefers-reduced-motion: reduce) {
  .video-play-btn,
  .video-overlay {
    transition: none;
  }
}


/* ─────────────────────────────────────────────────────────────────────────────
   07. VIDEO + ESENCIA — Two-column layout
───────────────────────────────────────────────────────────────────────────── */

.video-esencia-section {
  padding: 100px 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.video-esencia-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

/* ── Columna izquierda: video ── */
.ve-video-col {
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* Badge — posición absoluta dentro del player */
.ve-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-teal);
  color: var(--color-bg);
  border: none;
  border-radius: 20px;
  padding: 6px 14px;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  white-space: nowrap;
  box-shadow: 0 4px 16px rgba(26, 188, 156, 0.35);
}

/* Dot animado del badge (no se usa en la versión actual) */
.ve-badge-dot {
  display: none;
}

/* Player container */
.ve-player {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: #111;
  box-shadow:
    0 32px 80px rgba(0, 0, 0, 0.55),
    0 0 0 1px rgba(255, 255, 255, 0.06);
  cursor: pointer;
}

.ve-player:focus-visible {
  outline: 3px solid var(--color-accent-cyan);
  outline-offset: 6px;
}

.ve-thumb {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease, filter 0.4s ease;
}

.ve-player:hover .ve-thumb {
  transform: scale(1.03);
  filter: brightness(0.65);
}

.ve-iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.ve-iframe.active {
  opacity: 1;
  pointer-events: auto;
}

/* Overlay con botón play centrado */
.ve-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  transition: opacity 0.3s ease;
}

.ve-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

.ve-play-btn {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  border: 2px solid rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-teal);
  transition:
    transform      0.25s ease,
    background     0.25s ease,
    border-color   0.25s ease;
}

.ve-player:hover .ve-play-btn {
  transform: scale(1.14);
  background: rgba(255, 255, 255, 0.2);
  border-color: var(--color-teal);
}

/* Caption debajo del player */
.ve-caption {
  margin-top: 12px;
  font-size: 0.8rem;
  color: rgba(249, 249, 249, 0.3);
  text-align: center;
  font-style: italic;
}

/* ── Columna derecha: texto esencia ── */
.ve-text-col {
  display: flex;
  flex-direction: column;
}

.ve-text-col .section-tag {
  margin-bottom: 12px;
}

.ve-text-col .section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  margin-bottom: 28px;
  line-height: 1.1;
}

/* Dos párrafos de texto — reemplaza ve-pillars */
.ve-body-text {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.ve-body-text p {
  font-size: 1.05rem;
  color: rgba(249, 249, 249, 0.7);
  line-height: 1.7;
}

/* ve-pillars desactivados (estructura antigua) */
.ve-pillars     { display: none; }
.ve-pillar      { display: none; }
.ve-pillar-icon { display: none; }

/* Animación del dot del badge (mantenida por compatibilidad) */
@keyframes pulseDot {
  0%, 100% { opacity: 1;   transform: scale(1);   }
  50%       { opacity: 0.5; transform: scale(0.7); }
}


/* ─────────────────────────────────────────────────────────────────────────────
   08. CAROUSEL DE METODOLOGÍA
───────────────────────────────────────────────────────────────────────────── */

.carousel-section {
  padding-top: 80px;
  padding-bottom: 80px;
  background: transparent;
  overflow: visible;
}

.carousel-header {
  max-width: 1200px;
  margin: 0 auto 48px;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  flex-wrap: wrap;
}

.carousel-hint {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: rgba(249, 249, 249, 0.35);
  letter-spacing: 0.5px;
}

/* Track wrapper — scroll horizontal propio */
.carousel-track-wrapper {
  overflow-x: auto;
  overflow-y: visible;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none; /* Firefox */
  /* Espacio vertical para que el hover y las sombras sean visibles */
  padding-top: 16px;
  padding-bottom: 32px;
  /* Sangría izquierda alineada con el max-width del header */
  padding-left: max(24px, calc((100vw - 1200px) / 2 + 24px));
  padding-right: 24px;
}

.carousel-track-wrapper::-webkit-scrollbar {
  display: none;
}

.carousel-track {
  display: flex;
  gap: 20px;
  width: max-content;
}

/* ── Card del carrusel ── */
.carousel-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 32px 28px;
  min-width: 300px;
  max-width: 340px;
  min-height: 300px;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition:
    transform    var(--transition-base),
    box-shadow   var(--transition-base);
  flex-shrink: 0;
}

.carousel-card:hover {
  transform: translateY(-5px);
}

.carousel-card--teal:hover {
  box-shadow: 0 20px 50px rgba(26, 188, 156, 0.18);
  border-color: rgba(26, 188, 156, 0.35);
}

.carousel-card--coral:hover {
  box-shadow: 0 20px 50px rgba(243, 156, 18, 0.18);
  border-color: rgba(243, 156, 18, 0.35);
}

/* Icon wrapper */
.cc-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  flex-shrink: 0;
}

.cc-icon-wrap--teal {
  background: rgba(26, 188, 156, 0.14);
  color: var(--color-teal);
  border: 1px solid rgba(26, 188, 156, 0.2);
}

.cc-icon-wrap--coral {
  background: rgba(243, 156, 18, 0.12);
  color: var(--color-coral);
  border: 1px solid rgba(243, 156, 18, 0.2);
}

.cc-body {
  overflow: hidden;
  flex: 1;
}

.cc-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 12px;
  line-height: 1.2;
}

.cc-desc {
  font-size: 0.875rem;
  color: rgba(249, 249, 249, 0.6);
  line-height: 1.65;
}

/* Label inferior  */
.cc-label {
  display: block;
  margin-top: auto;
  padding-top: 20px;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 2.5px;
  text-transform: uppercase;
}

.cc-label--teal  { color: var(--color-teal); }
.cc-label--coral { color: var(--color-coral); }

/* ── Controles de navegación ── */
.carousel-nav {
  max-width: 1200px;
  margin: 32px auto 0;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.carousel-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: rgba(249, 249, 249, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition:
    background    var(--transition-fast),
    color         var(--transition-fast),
    transform     var(--transition-fast);
}

.carousel-btn:hover {
  background: var(--color-magenta);
  border-color: var(--color-magenta);
  color: #fff;
  transform: scale(1.08);
}

.carousel-btn:disabled {
  opacity: 0.3;
  pointer-events: none;
}

.carousel-dots {
  display: flex;
  gap: 8px;
  align-items: center;
}

.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(249, 249, 249, 0.2);
  transition: background 0.25s ease, transform 0.25s ease;
}

.carousel-dot.active {
  background: var(--color-magenta);
  transform: scale(1.3);
}


/* ─────────────────────────────────────────────────────────────────────────────
   09. TESTIMONIALS
───────────────────────────────────────────────────────────────────────────── */

.testimonials-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  padding: 100px 24px;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin-top: 56px;
}

.testi-link {
  color: var(--color-teal);
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.testi-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 32px 28px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition:
    transform    var(--transition-base),
    box-shadow   var(--transition-base);
}

.testi-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px color-mix(in srgb, var(--color-primary) 15%, transparent);
}

/* Color de estrella estándar — */
.stars {
  color: #FFD700;
  font-size: 1rem;
  margin-bottom: 14px;
  letter-spacing: 2px;
}

.testi-text {
  font-size: 0.92rem;
  color: color-mix(in srgb, var(--color-white) 80%, transparent);
  line-height: 1.65;
  margin-bottom: 20px;
  font-style: italic;
}

.testi-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testi-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.9rem;
  color: var(--color-white);
  flex-shrink: 0;
}

.testi-name {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
}

.testi-country {
  font-size: 0.78rem;
  color: color-mix(in srgb, var(--color-white) 45%, transparent);
}


/* ─────────────────────────────────────────────────────────────────────────────
   10. FINAL CTA BLOCK
───────────────────────────────────────────────────────────────────────────── */

.final-cta {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 24px 100px;
  text-align: center;
}

.cta-box {
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--color-secondary)    35%, transparent),
    color-mix(in srgb, var(--color-primary)       25%, transparent),
    color-mix(in srgb, var(--color-accent-cyan)   20%, transparent)
  );
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 72px 40px;
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  position: relative;
  overflow: hidden;
}

/* Glow orb */
.cta-box::before {
  content: '';
  position: absolute;
  top: -80px;
  left: 50%;
  transform: translateX(-50%);
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    color-mix(in srgb, var(--color-primary) 18%, transparent),
    transparent 70%
  );
  pointer-events: none;
}

.cta-box h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: 0;
  margin-bottom: 16px;
}

.cta-box p {
  color: color-mix(in srgb, var(--color-white) 70%, transparent);
  margin-bottom: 36px;
  font-size: 1rem;
}

/* Neutralizar la animación global del botón dentro del CTA */
.cta-box .btn-cta {
  animation: none;
}

.error-page {
  min-height: 100vh;
  max-width: 760px;
  margin: 0 auto;
  padding: 120px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.error-logo {
  width: min(260px, 70vw);
  height: auto;
  margin-bottom: 36px;
  mix-blend-mode: screen;
  filter: brightness(1.05);
}

.error-page .section-subtitle {
  margin: 0 auto 32px;
}


/* ─────────────────────────────────────────────────────────────────────────────
   11. FOOTER
───────────────────────────────────────────────────────────────────────────── */

footer {
  border-top: 1px solid var(--glass-border);
  padding: 50px 24px 36px;
  text-align: center;
  background: color-mix(in srgb, var(--palette-ink) 80%, transparent);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.6rem;
  letter-spacing: 0;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 4px;
  display: block;
}

.footer-logo span {
  color: var(--color-white);
}

.footer-tagline {
  font-size: 0.85rem;
  color: color-mix(in srgb, var(--color-white) 45%, transparent);
  margin-bottom: 32px;
}

.footer-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}

.footer-links a {
  color: color-mix(in srgb, var(--color-white) 55%, transparent);
  font-size: 0.85rem;
  padding: 4px 12px;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-white);
}

.footer-sep {
  color: color-mix(in srgb, var(--color-white) 20%, transparent);
}

.footer-socials {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 32px;
}

.social-btn {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: color-mix(in srgb, var(--color-white) 70%, transparent);
  transition: all 0.25s ease;
}

.social-btn:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px color-mix(in srgb, var(--color-primary) 27%, transparent);
}

.social-btn svg {
  width: 20px;
  height: 20px;
}

.footer-mail {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: color-mix(in srgb, var(--color-white) 55%, transparent);
  margin-bottom: 28px;
  transition: color var(--transition-fast);
}

.footer-mail:hover {
  color: var(--color-accent-cyan);
}

.footer-bottom {
  font-size: 0.75rem;
  color: color-mix(in srgb, var(--color-white) 25%, transparent);
}

.footer-logo-img {
  height: 32px;
  width: auto;
  display: block;
  margin: 0 auto 4px;
  mix-blend-mode: screen;
  filter: brightness(1.05);
}


/* ─────────────────────────────────────────────────────────────────────────────
   12. RESPONSIVE GLOBAL
───────────────────────────────────────────────────────────────────────────── */

@media (max-width: 768px) {
  /* Secciones y wrappers */
  section                       { padding: 70px 18px; }
  .testimonials-wrapper         { padding: 70px 18px; }
  .final-cta                    { padding: 0 18px 80px; }
  .hero                         { padding: 100px 18px 60px; }

  /* Cards */
  .cards-grid,
  .philosophy-grid              { gap: 14px; }
  .cards-grid                   { padding-top: 16px; }
  .lang-card,
  .phil-card,
  .testi-card                   { padding: 28px 22px; }
  #idiomas .cards-grid > .lang-card {
    min-height: 260px;
  }
  .testimonials-grid            { grid-template-columns: 1fr; }

  /* CTA */
  .cta-box                      { padding: 48px 24px; }

  /* Navbar */
  .nav-logo-img                 { height: 28px; }

  /* Video legacy */
  .video-border-wrap {
    max-width: 100%;
    margin-top: 32px;
    border-radius: 16px;
  }

  .video-frame {
    border-radius: 15px;
  }

  /* Video + Esencia */
  .video-esencia-section        { padding: 70px 18px; }
  .video-esencia-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .ve-text-col .section-title   { font-size: clamp(1.6rem, 6vw, 2.2rem); }
  .ve-body-text p               { font-size: 0.95rem; }

  /* Carrusel */
  .carousel-section             { padding: 70px 0; }
  .carousel-header              {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .carousel-hint                { display: none; }
  .carousel-card                { min-width: 270px; max-width: 290px; }
  .carousel-track-wrapper       { padding-left: 18px; }

  /* Accordion */
  /* En mobile: 1 columna, el accordion sigue al orden del DOM
     (hijo 2 = inmediatamente después de Inglés) */
  .cards-grid                   { grid-template-columns: 1fr; }
  .ingles-accordion             { grid-row: auto; }
  .ingles-accordion.open        { max-height: none; }
  .ingles-accordion-inner       { padding: 28px 20px; }
  .iac-grid                     { grid-template-columns: 1fr; }
}