:root {
  --bg: #0b0d12;
  --bg-elevated: #12151c;
  --text: #f3f4f6;
  --text-muted: #9aa2b1;
  --text-faint: #626a7a;
  --border: #232733;

  --educatec-a: #1e3a5f;
  --educatec-b: #f2994a;
  --keleplay-a: #5b3a8e;
  --keleplay-b: #4fc3dc;
  --kelemania-a: #8b5cf6;
  --kelemania-b: #22d3ee;

  --radius: 20px;
  --transition: 220ms cubic-bezier(0.4, 0, 0.2, 1);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, sans-serif;
  min-height: 100%;
}

.bg-glow {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(600px circle at 15% 10%, rgba(30, 58, 95, 0.35), transparent 60%),
    radial-gradient(600px circle at 85% 15%, rgba(91, 58, 142, 0.30), transparent 60%),
    radial-gradient(700px circle at 50% 100%, rgba(139, 92, 246, 0.18), transparent 60%);
}

.hero {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 5.5rem 1.5rem 2.5rem;
}

.hero-eyebrow {
  margin: 0 0 0.75rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.hero-title {
  margin: 0 0 0.75rem;
  font-family: 'Fraunces', serif;
  font-weight: 700;
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  letter-spacing: -0.01em;
  background: linear-gradient(120deg, #f3f4f6 40%, #b9c2d4);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-sub {
  margin: 0;
  font-size: 1.05rem;
  color: var(--text-muted);
}

.grid {
  position: relative;
  z-index: 1;
  max-width: 1180px;
  margin: 0 auto;
  padding: 1rem 1.5rem 4rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

@media (max-width: 980px) {
  .grid { grid-template-columns: 1fr; max-width: 480px; }
}

.card {
  --a: var(--educatec-a);
  --b: var(--educatec-b);
  position: relative;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: var(--text);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.card:hover,
.card:focus-visible {
  transform: translateY(-6px);
  border-color: color-mix(in srgb, var(--b) 55%, var(--border));
  box-shadow: 0 20px 45px -18px color-mix(in srgb, var(--a) 65%, transparent);
}

.card-keleplay { --a: var(--keleplay-a); --b: var(--keleplay-b); }
.card-kelemania { --a: var(--kelemania-a); --b: var(--kelemania-b); }

.card-top {
  position: relative;
  height: 190px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background:
    linear-gradient(160deg, color-mix(in srgb, var(--a) 55%, #05060a), color-mix(in srgb, var(--b) 30%, #05060a));
}

.card-logo {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 8px 20px rgba(0, 0, 0, 0.35));
}

.card-top-text {
  background: linear-gradient(160deg, #0b0c10, color-mix(in srgb, var(--a) 35%, #0b0c10));
}

/* El logo de EducaTec81 trae su propio fondo crema sólido (no transparente):
   se iguala el panel a ese tono para que no se vea como una caja recortada. */
.card-educatec .card-top {
  background: linear-gradient(160deg, #f6efe0, #ede2c9);
}

/* El video de Yachay & Ñaño también trae fondo gris claro sólido (no transparente):
   mismo tratamiento que EducaTec81, igualar el panel en vez de dejar el gradiente oscuro. */
.card-keleplay .card-top {
  background: linear-gradient(160deg, #d6d5d9, #c2c1c5);
}

/* Ambos videos (EducaTec81 y Yachay & Ñaño) ya traen su propio fondo sólido pintado
   en el archivo — el padding + drop-shadow pensados para logos con fondo transparente
   dibujaban un rectángulo visible encima del panel ("caja dentro de caja"). Se les
   quita el padding y la sombra, y se usa cover para que el video llene el cuadrante
   completo, borde a borde, como si fuera el panel mismo. */
.card-educatec .card-top,
.card-keleplay .card-top {
  padding: 0;
}

.card-educatec .card-logo,
.card-keleplay .card-logo {
  width: 100%;
  height: 100%;
  max-width: none;
  max-height: none;
  object-fit: cover;
  filter: none;
}

.card-badge {
  position: absolute;
  top: 0.7rem;
  right: 0.7rem;
  z-index: 2;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #ffd166;
  background: rgba(20, 16, 8, 0.65);
  border: 1px solid rgba(255, 209, 102, 0.5);
  border-radius: 999px;
  padding: 0.3rem 0.7rem;
  backdrop-filter: blur(2px);
}

.mini-logo {
  font-family: 'Fraunces', serif;
  font-weight: 700;
  font-size: clamp(1.15rem, 4.2vw, 1.6rem);
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  flex-wrap: nowrap;
  white-space: nowrap;
  justify-content: center;
}
.mini-logo-mark { color: var(--text-faint); font-size: 1rem; letter-spacing: 0.15em; align-self: center; }

/* Efecto máquina de escribir: revela "GIF Kele & Manía" letra por letra con
   clip-path (16 caracteres = 16 pasos), pausa con el texto completo, borra y repite.
   El cursor parpadea con su propia animación, independiente del tipeo. */
.typewriter {
  clip-path: inset(0 100% 0 0);
  animation: typewriter-reveal 4.8s steps(16, end) infinite;
}

.typewriter::after {
  content: '';
  display: inline-block;
  width: 3px;
  align-self: stretch;
  margin-left: 0.15em;
  background: var(--kelemania-b);
  animation: caret-blink 0.85s steps(1) infinite;
}

@keyframes typewriter-reveal {
  0% { clip-path: inset(0 100% 0 0); }
  50% { clip-path: inset(0 0% 0 0); }
  82% { clip-path: inset(0 0% 0 0); }
  100% { clip-path: inset(0 100% 0 0); }
}

@keyframes caret-blink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .typewriter { animation: none; clip-path: none; }
  .typewriter::after { animation: none; opacity: 0; }
}
.mini-logo-kele { color: var(--kelemania-a); }
.mini-logo-amp { color: var(--text-faint); font-size: 1.3rem; }
.mini-logo-mania {
  background: linear-gradient(120deg, var(--kelemania-a), var(--kelemania-b));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.card-body {
  padding: 1.6rem 1.6rem 1.9rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  flex: 1;
}

.card-tagline {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: #8b5cf6;
  text-shadow: 0 0 6px rgba(139, 92, 246, 0.5);
}

.card-desc {
  margin: 0.25rem 0 0.5rem;
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--text-muted);
  flex: 1;
}

.card-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text);
}

.card-cta .arrow {
  transition: transform var(--transition);
}

.card:hover .card-cta .arrow {
  transform: translateX(4px);
}

.footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 1.5rem 1.5rem 2.5rem;
  color: var(--text-faint);
  font-size: 0.85rem;
}

.footer p {
  margin: 0;
}

.footer-contact {
  margin-top: 0.4rem !important;
}