/* ============================================================
   Página Tareas Entrenamiento · cuadros con imagen o video
   Reutiliza los tokens "ink" de styles.css
   ============================================================ */

.tareas__grid {
  list-style: none;
  margin: 0 auto;
  padding: 0;
  max-width: 64rem;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 18rem), 1fr));
  gap: clamp(1rem, 2.5vw, 1.5rem);
}

.tarea {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--ink-line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 90% at 0% 0%, rgba(59, 130, 246, 0.14), transparent 60%),
    rgba(255, 255, 255, 0.02);
  overflow: hidden;
  transition:
    transform var(--dur-base) var(--ease-out),
    border-color var(--dur-base) var(--ease-out),
    box-shadow var(--dur-base) var(--ease-out);
}

.tarea:not(.tarea--soon):hover,
.tarea:not(.tarea--soon):focus-within {
  transform: translateY(-4px);
  border-color: var(--ink-accent);
  box-shadow: 0 30px 60px -32px var(--ink-accent);
}

/* Imagen o video: mismo cuadro para los dos */
.tarea__media {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  padding: 0;
  border: 0;
  background: var(--color-surface-2);
  overflow: hidden;
  cursor: zoom-in;
}

.tarea__media img,
.tarea__media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--dur-slow) var(--ease-out);
}

.tarea:hover .tarea__media img,
.tarea:hover .tarea__media video {
  transform: scale(1.04);
}

.tarea__media:focus-visible {
  outline: 2px solid var(--ink-accent);
  outline-offset: -2px;
  border-radius: 0;
}

.tarea__zoom {
  position: absolute;
  right: 0.75rem;
  bottom: 0.75rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: rgba(4, 12, 23, 0.75);
  backdrop-filter: blur(6px);
  font-family: var(--font-label);
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-text);
}

/* Botón de play sobre los videos */
.tarea__play {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 3.5rem;
  height: 3.5rem;
  margin: -1.75rem 0 0 -1.75rem;
  border-radius: 50%;
  background: var(--ink-accent);
  box-shadow: 0 14px 30px -10px var(--ink-accent);
  transition: transform var(--dur-base) var(--ease-out);
}

.tarea__play::before {
  content: '';
  position: absolute;
  left: 54%;
  top: 50%;
  transform: translate(-50%, -50%);
  border-style: solid;
  border-width: 0.55rem 0 0.55rem 0.9rem;
  border-color: transparent transparent transparent #fff;
}

.tarea:hover .tarea__play {
  transform: scale(1.08);
}

.tarea__body {
  display: flex;
  flex-direction: column;
  padding: 1.25rem 1.5rem 1.5rem;
}

.tarea__label {
  font-family: var(--font-label);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-accent);
}

.tarea__title {
  margin: 0.3rem 0 0;
  font-family: var(--font-hero);
  font-weight: 400;
  font-size: clamp(1.5rem, 2.4vw, 1.85rem);
  line-height: 1.05;
  letter-spacing: 0.02em;
  color: var(--ink-text);
}

.tarea__text {
  margin: 0.6rem 0 0;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--ink-muted);
}

/* Cuadros vacíos a la espera de contenido */
.tarea--soon {
  border-style: dashed;
}

.tarea--soon .tarea__media {
  display: grid;
  place-items: center;
  cursor: default;
  background:
    radial-gradient(60% 60% at 50% 50%, rgba(59, 130, 246, 0.16), transparent 70%),
    var(--color-surface);
}

.tarea__soon {
  font-family: var(--font-label);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--ink-accent);
}

.tarea--soon .tarea__title {
  color: var(--ink-muted);
}

@media (prefers-reduced-motion: reduce) {
  .tarea,
  .tarea__media img,
  .tarea__media video,
  .tarea__play {
    transition: none;
  }

  .tarea:hover,
  .tarea:focus-within,
  .tarea:hover .tarea__media img,
  .tarea:hover .tarea__media video,
  .tarea:hover .tarea__play {
    transform: none;
  }
}