/*
 * KORU DOG LAB / Commerce UX refinement
 *
 * Purpose: make verified purchase destinations easy to recognize and tap,
 * without importing a UI framework or modifying affiliate attribution.
 * Existing editorial palette, article structure and photo system stay intact.
 */

:root {
  --kdl-commerce-forest: #27523c;
  --kdl-commerce-forest-hover: #193d2c;
  --kdl-commerce-border: #d5dfd4;
  --kdl-commerce-focus: #b1692b;
  --kdl-commerce-elevation: 0 8px 26px rgba(30, 48, 36, .07);
}

/* Affiliate slots are actual content destinations, not ordinary text links.
   The complete visible merchant/product label remains unchanged. */
.kdl-content .kdl-commercial-slot,
.entry-content .kdl-commercial-slot {
  display: grid;
  gap: 10px;
  min-width: 0;
  margin: 24px 0 30px;
  padding: clamp(17px, 3vw, 24px);
  border: 1px solid var(--kdl-commerce-border);
  border-radius: 18px;
  background: linear-gradient(140deg, #f6f9f4 0%, #fffefb 100%);
  box-shadow: var(--kdl-commerce-elevation);
  text-align: left;
}

/* Non-promissory label, so no fabricated review/ranking claims are implied. */
.kdl-content .kdl-commercial-slot::before,
.entry-content .kdl-commercial-slot::before {
  content: "商品情報・購入先";
  display: block;
  color: #506052;
  font-size: .79rem;
  font-weight: 750;
  line-height: 1.4;
  letter-spacing: .025em;
}

.kdl-content .kdl-commercial-slot > a[data-kdl-affiliate="1"],
.entry-content .kdl-commercial-slot > a[data-kdl-affiliate="1"] {
  display: flex;
  width: 100%;
  min-width: 0;
  min-height: 56px;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 13px 18px;
  border: 1px solid var(--kdl-commerce-forest);
  border-radius: 12px;
  background: var(--kdl-commerce-forest);
  color: #fff;
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.5;
  text-align: center;
  text-decoration: none;
  overflow-wrap: anywhere;
  transition: background-color .18s ease, box-shadow .18s ease, transform .18s ease;
}
.kdl-content .kdl-commercial-slot > a[data-kdl-affiliate="1"]::after,
.entry-content .kdl-commercial-slot > a[data-kdl-affiliate="1"]::after {
  content: "↗";
  flex: 0 0 auto;
  font-size: 1.17rem;
  line-height: 1;
  font-weight: 700;
}
.kdl-content .kdl-commercial-slot > a[data-kdl-affiliate="1"]:hover,
.entry-content .kdl-commercial-slot > a[data-kdl-affiliate="1"]:hover {
  background: var(--kdl-commerce-forest-hover);
  border-color: var(--kdl-commerce-forest-hover);
  color: #fff;
  box-shadow: 0 9px 20px rgba(25, 61, 44, .15);
}

/* One visual system for legacy/product cards and the newer sidecar links. */
.koru-offer:not(.koru-offer--disabled) {
  min-height: 54px;
  background: var(--kdl-commerce-forest);
  border-color: var(--kdl-commerce-forest);
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(32, 75, 51, .09);
  text-decoration: none;
  transition: background-color .18s ease, box-shadow .18s ease, transform .18s ease;
}
.koru-offer:not(.koru-offer--disabled):hover {
  background: var(--kdl-commerce-forest-hover);
  border-color: var(--kdl-commerce-forest-hover);
  box-shadow: 0 8px 19px rgba(32, 75, 51, .16);
}
.koru-offer--secondary:not(.koru-offer--disabled) {
  background: #fff;
  border-color: #b5c8bb;
  color: var(--kdl-commerce-forest);
  box-shadow: none;
}
.koru-offer--secondary:not(.koru-offer--disabled):hover {
  background: #f0f6f0;
  color: #193d2c;
}

.kdl-product-card,
.kdl-r1-product {
  border-color: #dfe7de;
  box-shadow: 0 6px 24px rgba(33, 45, 35, .055);
}
.kdl-product-card { align-items: start; }
.kdl-product-main,
.kdl-r1-product { min-width: 0; }
.kdl-product-main h3,
.kdl-r1-product h3 {
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", Meiryo, sans-serif;
  line-height: 1.48;
}
.kdl-product-fit,
.kdl-product-caution {
  line-height: 1.7;
}
.kdl-product-actions a {
  min-height: 48px;
  align-items: center;
  justify-content: center;
}
.kdl-mobile-table-card {
  border-color: #dfe7de;
  box-shadow: 0 3px 14px rgba(29, 48, 35, .05);
}

/* Keyboard navigation should be at least as clear as a mouse hover. */
.kdl-nav a:focus-visible,
.kdl-button:focus-visible,
.kdl-card a:focus-visible,
.kdl-card-action:focus-visible,
.kdl-compare-links a:focus-visible,
.kdl-problem-card:focus-visible,
.kdl-content .kdl-commercial-slot a:focus-visible,
.entry-content .kdl-commercial-slot a:focus-visible,
.koru-offer:focus-visible,
.kdl-product-actions a:focus-visible {
  outline: 3px solid var(--kdl-commerce-focus);
  outline-offset: 3px;
}
.kdl-search:focus-within {
  outline: 2px solid var(--kdl-commerce-focus);
  outline-offset: 2px;
}

@media (max-width: 720px) {
  .kdl-content .kdl-commercial-slot,
  .entry-content .kdl-commercial-slot {
    gap: 11px;
    margin: 22px 0 28px;
    padding: 17px 15px;
    border-radius: 16px;
  }
  .kdl-content .kdl-commercial-slot > a[data-kdl-affiliate="1"],
  .entry-content .kdl-commercial-slot > a[data-kdl-affiliate="1"] {
    min-height: 58px;
    font-size: .96rem;
    padding: 14px 15px;
  }
  .kdl-product-card {
    gap: 14px;
    border-radius: 16px;
  }
  .kdl-product-media {
    margin: 0 auto;
  }
  .kdl-mobile-table-card {
    border-radius: 16px;
    padding: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .kdl-content .kdl-commercial-slot > a,
  .entry-content .kdl-commercial-slot > a,
  .koru-offer {
    transition: none;
    transform: none;
  }
}