/* ==============================================
   Section Nav Tiles
   ============================================== */
.ch-snav-tile {
  position: relative;
  overflow: hidden;
  text-decoration: none;
  display: block;
  aspect-ratio: 4/3;
  cursor: pointer;
  background: var(--surface, #000e1c);
}

.ch-snav-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.25) saturate(0.4);
  transition: filter 0.4s, transform 0.5s;
  display: block;
}

.ch-snav-tile:hover .ch-snav-bg {
  filter: brightness(0.45) saturate(0.7);
  transform: scale(1.06);
}

.ch-snav-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 8, 20, 0.9) 0%, rgba(0, 8, 20, 0.3) 60%, transparent 100%);
  z-index: 1;
}

.ch-snav-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.75rem 1.5rem;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.ch-snav-icon {
  width: 22px;
  height: 22px;
  color: var(--silver);
  margin-bottom: 4px;
  transition: color 0.2s;
}

.ch-snav-tile:hover .ch-snav-icon {
  color: var(--white);
}

.ch-snav-label {
  font-family: 'Anton', sans-serif;
  font-size: 28px;
  letter-spacing: 2px;
  color: var(--white);
  line-height: 1;
  transition: letter-spacing 0.2s;
}

.ch-snav-tile:hover .ch-snav-label {
  letter-spacing: 3px;
}

.ch-snav-sub {
  font-family: 'DM Sans', sans-serif;
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--silver);
  font-weight: 300;
}

.ch-snav-arrow {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  font-size: 16px;
  color: rgba(168, 184, 200, 0.25);
  z-index: 2;
  transition: transform 0.2s, color 0.2s;
}

.ch-snav-tile:hover .ch-snav-arrow {
  transform: translate(3px, -3px);
  color: var(--silver);
}

/* ==============================================
   Responsive
   ============================================== */
@media (max-width: 980px) {
  .ch-snav-tile {
    aspect-ratio: 3/2;
  }

  .ch-snav-label {
    font-size: 24px;
  }
}

@media (max-width: 480px) {
  .ch-snav-tile {
    aspect-ratio: 16/9;
  }

  .ch-snav-label {
    font-size: 20px;
    letter-spacing: 1px;
  }

  .ch-snav-content {
    padding: 1.25rem 1rem;
  }
}