/* ============================================================
   Athenian Pricing Tiers – Single Product UI
   - Token-based (uses ctl / surface / text tokens from theme)
   - Works even when rendered outside .single_variation
   ============================================================ */

/* Shell: attach to product pages only */
body.woocommerce-page .apt-tiered-pricing-blocks,
body.woocommerce .apt-tiered-pricing-blocks {
  /* Local aliases from global bridge tokens */
  --apt-brand-1: var(--ctl-c1);
  --apt-brand-2: var(--ctl-c2);
  --apt-surface-2: var(--surface-2, #18181f);
  --apt-surface-3: var(--surface-3, #101018);
  --apt-fg:       var(--text-high, #fdfcff);
  --apt-fg-mid:   var(--text-mid,  #b7bbc7);
  --apt-bd:       var(--border, #ffffff22);
  --apt-radius:   var(--radius, 12px);
  --apt-drop-md:  var(--drop-md, 0 12px 26px rgba(0,0,0,.36));

  margin-top: 1.15rem;
  padding: 1rem 1.25rem;
  border-radius: var(--apt-radius);
  border: 1px solid color-mix(in oklch, var(--apt-bd) 100%, transparent);
  color: var(--apt-fg);
  background:
    radial-gradient(
      120% 160% at 0% 0%,
      color-mix(in oklch, var(--apt-brand-1) 18%, transparent) 0%,
      transparent 55%
    ),
    radial-gradient(
      120% 160% at 100% 100%,
      color-mix(in oklch, var(--apt-brand-2) 18%, transparent) 0%,
      transparent 65%
    ),
    linear-gradient(
      180deg,
      color-mix(in oklch, var(--apt-surface-2) 96%, transparent),
      color-mix(in oklch, var(--apt-surface-3) 100%, transparent)
    );
  box-shadow: var(--apt-drop-md);
}

/* Slightly tighter spacing when directly under the add-to-cart form */
.woocommerce div.product form.cart + .apt-tiered-pricing-blocks {
  margin-top: 0.85rem;
}

/* Header */
.apt-tiered-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.4rem 0.9rem;
  margin-bottom: 0.75rem;
}

.apt-tiered-title {
  font-weight: 600;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.92;
}

.apt-tiered-subtitle {
  font-size: 0.82rem;
  color: var(--apt-fg-mid);
}

/* Grid of cards */
.apt-tiered-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.65rem;
}

/* Card base */
.apt-tier-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.35rem;

  padding: 0.75rem 0.85rem;
  border-radius: calc(var(--apt-radius) - 2px);
  border: 1px solid color-mix(in oklch, var(--apt-bd) 90%, transparent);

  background:
    linear-gradient(
      180deg,
      color-mix(in oklch, var(--apt-surface-2) 90%, transparent),
      color-mix(in oklch, var(--apt-surface-3) 96%, transparent)
    );
  cursor: pointer;
  text-align: left;

  transition:
    border-color 0.15s ease,
    box-shadow 0.15s ease,
    transform 0.12s ease,
    background-color 0.15s ease,
    background 0.15s ease;
}

/* Card hover / focus */
.apt-tier-card:hover,
.apt-tier-card:focus-visible {
  border-color: color-mix(in oklch, var(--apt-brand-2) 65%, var(--apt-bd) 35%);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.55);
  transform: translateY(-1px);
  outline: none;
}

/* Active card (when JS toggles .is-active) */
.apt-tier-card.is-active {
  border-color: color-mix(in oklch, var(--apt-brand-2) 80%, var(--apt-bd) 20%);
  box-shadow:
    0 0 0 1px color-mix(in oklch, var(--apt-brand-2) 70%, transparent),
    0 14px 32px rgba(0, 0, 0, 0.6);
  background:
    linear-gradient(
      135deg,
      color-mix(in oklch, var(--apt-brand-1) 12%, var(--apt-surface-2) 88%),
      color-mix(in oklch, var(--apt-brand-2) 18%, var(--apt-surface-3) 82%)
    );
}

/* Discount badge */
.apt-tier-badge {
  position: absolute;
  top: 0.55rem;
  right: 0.7rem;
  padding: 0.16rem 0.5rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;

  background: color-mix(in oklch, var(--apt-brand-2) 35%, transparent);
  color: var(--apt-fg);
  box-shadow: 0 0 0 1px color-mix(in oklch, var(--apt-bd) 80%, transparent);
}

/* Quantity range label */
.apt-tier-qty-label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--apt-fg);
}

/* Price row */
.apt-tier-price {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--apt-fg);
}

.apt-tier-price .woocommerce-Price-amount {
  font-size: 1rem;
  font-weight: 650;
}

.apt-tier-price-suffix {
  margin-left: 0.25rem;
  font-size: 0.78rem;
  color: var(--apt-fg-mid);
}

/* Small-screen tweaks */
@media (max-width: 640px) {
  .apt-tiered-pricing-blocks {
    padding: 0.85rem 0.85rem;
  }

  .apt-tiered-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .apt-tiered-title {
    font-size: 0.85rem;
  }

  .apt-tiered-subtitle {
    font-size: 0.8rem;
  }
}