.deck-gallery {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(18px, 2.5vw, 32px);
  width: min(100%, 1200px);
  margin: 0 auto;
}

.deck-card {
  width: 100%;
  overflow: hidden;
  border: 1px solid var(--navbar-border);
  border-radius: 22px;
  padding: 14px;
  color: var(--navbar-text);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.08), transparent 48%),
    rgba(255, 255, 255, 0.04);
  cursor: pointer;
  text-align: left;
  box-shadow:
    0 18px 48px rgba(0, 0, 0, 0.32),
    0 0 28px var(--navbar-glow),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  transition:
    border-color 250ms ease,
    box-shadow 250ms ease,
    transform 250ms ease;
}

.deck-card:hover {
  border-color: var(--navbar-border);
  box-shadow:
    0 24px 64px rgba(0, 0, 0, 0.38),
    0 0 36px var(--navbar-glow),
    inset 0 1px 0 rgba(255, 255, 255, 0.14);
  transform: translateY(-8px);
}

.deck-card:focus-visible {
  outline: 2px solid var(--navbar-hover-text);
  outline-offset: 4px;
}

.deck-card img {
  display: block;
  width: 100%;
  aspect-ratio: 2 / 3;
  object-fit: cover;
  border: 1px solid rgba(231, 195, 106, 0.16);
  border-radius: 16px;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.3);
}

.deck-card__content {
  padding: 16px 4px 2px;
}

.deck-card h2 {
  margin: 0;
  font-family: var(--logo-font);
  font-size: clamp(1.3rem, 2vw, 1.6rem);
  letter-spacing: 0.02em;
}

.deck-card p {
  margin: 8px 0 0;
  color: var(--navbar-muted);
  font-family: var(--body-font);
  font-size: 0.92rem;
  line-height: 1.6;
  opacity: 0.86;
}

body.is-lightbox-open {
  overflow: hidden;
}

.deck-lightbox {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: grid;
  place-items: center;
  padding: clamp(18px, 4vw, 42px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 250ms ease;
}

.deck-lightbox.is-open {
  opacity: 1;
  pointer-events: auto;
}

.deck-lightbox__backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  background:
    radial-gradient(circle at 50% 24%, var(--navbar-hover-bg), transparent 42%),
    rgba(0, 0, 0, 0.78);
  cursor: pointer;
}

.deck-lightbox__dialog {
  position: relative;
  z-index: 1;
  width: min(92vw, 560px);
  max-height: 92vh;
  overflow: hidden;
  border: 1px solid var(--navbar-border);
  border-radius: 24px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.1), transparent 48%),
    var(--navbar-bg);
  box-shadow:
    0 30px 90px rgba(0, 0, 0, 0.5),
    0 0 44px var(--navbar-glow);
  backdrop-filter: blur(18px) saturate(145%);
  -webkit-backdrop-filter: blur(18px) saturate(145%);
  transform: translateY(14px) scale(0.98);
  transition: transform 250ms ease;
}

.deck-lightbox.is-open .deck-lightbox__dialog {
  transform: translateY(0) scale(1);
}

.deck-lightbox__close {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  width: 42px;
  height: 42px;
  border: 1px solid var(--navbar-border);
  border-radius: 50%;
  color: var(--navbar-text);
  background: rgba(0, 0, 0, 0.48);
  cursor: pointer;
  font-size: 1.6rem;
  line-height: 1;
  transition:
    box-shadow 250ms ease,
    transform 250ms ease;
}

.deck-lightbox__close:hover,
.deck-lightbox__close:focus-visible {
  box-shadow: 0 0 22px var(--navbar-glow);
  transform: translateY(-1px);
}

.deck-lightbox__image {
  display: block;
  width: 100%;
  max-height: 72vh;
  object-fit: contain;
  background: rgba(0, 0, 0, 0.32);
}

.deck-lightbox__content {
  padding: 18px 22px 22px;
  text-align: center;
}

.deck-lightbox__content h2 {
  margin: 0;
  font-family: var(--logo-font);
  font-size: clamp(2rem, 5vw, 3rem);
}

.deck-lightbox__content p {
  margin: 8px auto 0;
  max-width: 460px;
  color: var(--navbar-muted);
  line-height: 1.6;
}

@media (max-width: 1100px) {
  .deck-gallery {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .deck-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 460px) {
  .deck-gallery {
    grid-template-columns: 1fr;
  }
}