/* ════════════════════════════════════════════════
   NORMAS — Hover, stagger reveal y modal fullscreen
════════════════════════════════════════════════ */

/* Stagger: cada card se revela un poco después que la anterior */
.normas-grid .norma-card:nth-child(1) { transition-delay: .05s; }
.normas-grid .norma-card:nth-child(2) { transition-delay: .15s; }
.normas-grid .norma-card:nth-child(3) { transition-delay: .25s; }
.normas-grid .norma-card:nth-child(4) { transition-delay: .35s; }

/* Tarjeta interactiva: cursor + overflow para el zoom de imagen */
.norma-card {
  cursor: pointer;
  outline: none;
}

.norma-card:focus-visible {
  box-shadow: 0 0 0 3px var(--primary);
}

.norma-card .card-img-container {
  position: relative;
  transition: transform .6s cubic-bezier(.22, .68, 0, 1.71);
}

.norma-card:hover .card-img-container,
.norma-card:focus-visible .card-img-container {
  transform: scale(1.06);
}

/* Hint de "ampliar" que aparece sobre la imagen al pasar el mouse */
.card-zoom-hint {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(15, 23, 42, .0);
  color: #fff;
  font-size: 1.6rem;
  opacity: 0;
  transition: opacity .35s ease, background .35s ease;
  border-radius: 10px 10px 0 0;
}

.norma-card:hover .card-zoom-hint,
.norma-card:focus-visible .card-zoom-hint {
  opacity: 1;
  background: rgba(15, 23, 42, .35);
}

/* ══ Modal fullscreen ══ */
.norma-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(8, 10, 14, .93);
  backdrop-filter: blur(6px);
  align-items: center;
  justify-content: center;
  padding: 2.5rem 1.5rem;
}

.norma-modal-overlay.active {
  display: flex;
  animation: normaFadeIn .25s ease;
}

.norma-modal-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  max-width: 1000px;
  width: 100%;
  max-height: 90vh;
  animation: normaZoomIn .3s cubic-bezier(.22, .68, 0, 1.71);
}

.norma-modal-content img {
  max-width: 100%;
  max-height: 68vh;
  width: auto;
  object-fit: contain;
  border-radius: 14px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, .5);
  background: #fff;
}

.norma-modal-text {
  text-align: center;
  max-width: 700px;
}

.norma-modal-text h3 {
  color: #fff;
  margin-bottom: .5rem;
}

.norma-modal-text p {
  color: rgba(255, 255, 255, .82);
}

.norma-modal-close {
  position: fixed;
  top: 1.5rem;
  right: 2rem;
  background: transparent;
  border: none;
  color: #fff;
  font-size: 2.4rem;
  line-height: 1;
  cursor: pointer;
  z-index: 2001;
  transition: transform .2s ease, color .2s ease;
}

.norma-modal-close:hover {
  transform: rotate(90deg);
  color: var(--secondary);
}

@keyframes normaFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes normaZoomIn {
  from { opacity: 0; transform: scale(.9); }
  to   { opacity: 1; transform: scale(1); }
}

@media (max-width: 640px) {
  .norma-modal-content img { max-height: 50vh; }
  .norma-modal-close { top: 1rem; right: 1rem; font-size: 2rem; }
}