/* =====================================================================
   Harmony Supplements — PDP (Product Detail Page) styles
   Loaded only on producto.html in addition to tokens.css
   ===================================================================== */

/* ----------------------- Breadcrumb ----------------------- */
.breadcrumb {
  padding: calc(var(--header-h) + var(--space-8)) 0 var(--space-6);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}
.breadcrumb__list { display: flex; flex-wrap: wrap; gap: var(--space-2); align-items: center; }
.breadcrumb a { color: var(--color-ink-muted); transition: color var(--duration-fast) var(--ease-out); }
.breadcrumb a:hover { color: var(--color-forest); }
.breadcrumb svg { width: 12px; height: 12px; opacity: 0.5; }
.breadcrumb__current { color: var(--color-ink); }

/* ----------------------- Layout ----------------------- */
.pdp {
  padding-bottom: var(--space-24);
}
.pdp__layout {
  display: grid;
  gap: var(--space-12);
  grid-template-columns: 1fr;
  align-items: start;
}
@media (min-width: 1024px) {
  .pdp__layout { grid-template-columns: 1.1fr 0.9fr; gap: var(--space-16); }
}

/* ----------------------- Gallery (left) ----------------------- */
.gallery {
  display: grid;
  gap: var(--space-4);
}
.gallery__main {
  aspect-ratio: 1/1;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: linear-gradient(160deg, var(--color-cream-warm) 0%, var(--color-sage-soft) 100%);
  position: relative;
  display: flex; align-items: center; justify-content: center;
}
.gallery__main::after {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 30% 30%, rgba(15, 77, 61, 0.06), transparent 60%),
    radial-gradient(circle at 70% 80%, rgba(168, 184, 158, 0.4), transparent 50%);
  pointer-events: none;
}
.gallery__product-mock {
  position: relative; z-index: 1;
  text-align: center;
  padding: var(--space-12);
}
.gallery__product-mock h4 {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-style: italic;
  color: var(--color-forest);
  font-weight: 400;
  margin-bottom: var(--space-3);
  font-variation-settings: 'opsz' 144, 'SOFT' 100;
}
.gallery__product-mock p {
  font-size: var(--text-sm);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}
.gallery__badge {
  position: absolute; top: var(--space-6); left: var(--space-6);
  z-index: 2;
  background: var(--color-rust); color: var(--color-bone);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: var(--text-xs);
  font-weight: 600; letter-spacing: 0.05em;
  text-transform: uppercase;
}
.gallery__thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
}
.gallery__thumb {
  aspect-ratio: 1/1;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 2px solid transparent;
  background: var(--color-cream-warm);
  cursor: pointer;
  transition: border-color var(--duration-fast) var(--ease-out);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-style: italic;
  color: var(--color-forest); font-size: var(--text-xl);
  position: relative;
}
.gallery__thumb::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(168, 184, 158, 0.3), transparent 60%);
}
.gallery__thumb.is-active { border-color: var(--color-forest); }
.gallery__thumb:hover { border-color: var(--color-sage); }

/* ----------------------- Buy panel (right) ----------------------- */
.buy {
  position: sticky;
  top: calc(var(--header-h) + var(--space-6));
}
@media (max-width: 1023px) { .buy { position: static; } }

.buy__brand {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-size: var(--text-xs); letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--color-forest); font-weight: 600;
  margin-bottom: var(--space-4);
}
.buy__brand-dot { width: 6px; height: 6px; background: var(--color-forest); border-radius: 50%; }

.buy__title {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 300;
  line-height: 1.1;
  margin-bottom: var(--space-2);
}
.buy__sub {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-style: italic;
  color: var(--color-forest);
  font-variation-settings: 'opsz' 24, 'SOFT' 80;
  margin-bottom: var(--space-6);
}

/* Reviews ABOVE fold — Cialdini social proof */
.buy__reviews {
  display: inline-flex; align-items: center; gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--color-cream-warm);
  border: 1px solid var(--color-sage-soft);
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-6);
  font-size: var(--text-sm);
}
.buy__reviews-stars { color: var(--color-rust); letter-spacing: 0.1em; }
.buy__reviews-count {
  color: var(--color-ink-muted);
  border-left: 1px solid var(--color-sage-soft);
  padding-left: var(--space-3);
}
.buy__reviews-count strong { color: var(--color-ink); }

/* Price */
.buy__price {
  display: flex; align-items: baseline; flex-wrap: wrap; gap: var(--space-3);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-sage-soft);
  margin-bottom: var(--space-6);
}
.buy__price-now {
  font-family: var(--font-display);
  font-size: var(--text-5xl);
  color: var(--color-forest);
  font-feature-settings: 'tnum';
  line-height: 1;
}
.buy__price-was {
  font-size: var(--text-lg); color: var(--color-ink-soft); text-decoration: line-through;
  font-feature-settings: 'tnum';
}
.buy__price-save {
  background: var(--color-rust); color: var(--color-bone);
  font-size: var(--text-xs); font-weight: 600; letter-spacing: 0.05em;
  padding: 4px 10px; border-radius: var(--radius-pill);
  text-transform: uppercase;
}

/* Stock */
.buy__stock {
  display: flex; align-items: center; gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  margin-bottom: var(--space-6);
}
.buy__stock-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--color-success); animation: pulse 2.5s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }
@media (prefers-reduced-motion: reduce) { .buy__stock-dot { animation: none; } }

/* Bundle decoy */
.bundle {
  display: grid; gap: var(--space-3);
  margin-bottom: var(--space-6);
}
.bundle__label {
  font-size: var(--text-xs); letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--color-forest); font-weight: 600;
  margin-bottom: var(--space-2);
}
.bundle__option {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--space-4); align-items: center;
  padding: var(--space-4) var(--space-5);
  background: var(--color-cream-warm);
  border: 2px solid var(--color-sage-soft);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: border-color var(--duration-fast) var(--ease-out),
              background var(--duration-fast) var(--ease-out),
              transform var(--duration-fast) var(--ease-out);
  position: relative;
  text-align: left;
  width: 100%;
  font-family: var(--font-body);
}
.bundle__option:hover { border-color: var(--color-sage); }
.bundle__option.is-selected {
  border-color: var(--color-forest);
  background: var(--color-bone);
}
.bundle__option.is-popular {
  border-color: var(--color-forest);
  background: var(--color-bone);
}
.bundle__option.is-popular::before {
  content: 'Más popular';
  position: absolute; top: -10px; left: 16px;
  background: var(--color-forest); color: var(--color-bone);
  font-size: 10px; letter-spacing: 0.12em; font-weight: 600; text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}
.bundle__radio {
  width: 20px; height: 20px;
  border: 2px solid var(--color-sage); border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.bundle__option.is-selected .bundle__radio,
.bundle__option.is-popular.is-selected .bundle__radio {
  border-color: var(--color-forest);
}
.bundle__radio::after {
  content: '';
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--color-forest);
  transform: scale(0);
  transition: transform var(--duration-fast) var(--ease-spring);
}
.bundle__option.is-selected .bundle__radio::after { transform: scale(1); }
.bundle__details { display: flex; flex-direction: column; gap: 2px; }
.bundle__qty { font-size: var(--text-base); font-weight: 500; color: var(--color-ink); }
.bundle__hint { font-size: var(--text-xs); color: var(--color-ink-muted); }
.bundle__pricing { text-align: right; }
.bundle__price { font-family: var(--font-display); font-size: var(--text-xl); color: var(--color-forest); font-feature-settings: 'tnum'; }
.bundle__save {
  font-size: var(--text-xs); color: var(--color-rust); font-weight: 600;
  letter-spacing: 0.05em;
}

/* CTAs */
.buy__cta-stack { display: flex; flex-direction: column; gap: var(--space-3); margin-bottom: var(--space-6); }
.buy__cta-primary {
  width: 100%; height: 60px;
  font-size: var(--text-lg);
}
.buy__cta-express {
  width: 100%; height: 56px;
  background: var(--color-ink); color: var(--color-bone);
  border-radius: var(--radius-pill);
  font-weight: 500;
  display: inline-flex; align-items: center; justify-content: center;
  gap: var(--space-3);
  transition: background var(--duration-fast) var(--ease-out);
}
.buy__cta-express:hover { background: #000; }
.buy__cta-express svg { width: 18px; height: 18px; }

/* Trust strip in buy panel */
.buy__trust {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3);
  padding: var(--space-5);
  background: var(--color-cream-warm);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-6);
}
.buy__trust-item { display: flex; align-items: flex-start; gap: var(--space-2); font-size: var(--text-xs); color: var(--color-ink-muted); line-height: 1.5; }
.buy__trust-item svg { width: 16px; height: 16px; color: var(--color-forest); flex-shrink: 0; margin-top: 1px; }
.buy__trust-item strong { color: var(--color-ink); display: block; font-weight: 600; font-size: var(--text-sm); }

/* WhatsApp banner */
.buy__wa {
  display: flex; align-items: center; gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  background: var(--color-forest);
  color: var(--color-bone);
  border-radius: var(--radius-md);
  text-decoration: none;
  font-size: var(--text-sm);
  transition: background var(--duration-fast) var(--ease-out);
}
.buy__wa:hover { background: var(--color-forest-deep); }
.buy__wa-icon {
  width: 36px; height: 36px;
  background: rgba(168, 184, 158, 0.2);
  border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.buy__wa-icon svg { width: 18px; height: 18px; }
.buy__wa-text { flex: 1; }
.buy__wa-text strong { color: var(--color-bone); display: block; font-weight: 500; }
.buy__wa-text span { color: var(--color-sage-soft); font-size: var(--text-xs); }
.buy__wa-arrow { width: 16px; height: 16px; color: var(--color-sage-soft); flex-shrink: 0; }

/* ----------------------- Accordion (info tabs) ----------------------- */
.info-section {
  margin-top: var(--space-24);
  padding-top: var(--space-16);
  border-top: 1px solid var(--color-sage-soft);
}
.info-section h2 {
  font-size: var(--text-4xl);
  font-weight: 300;
  margin-bottom: var(--space-12);
  text-align: center;
}
.info-section h2 em { font-style: italic; color: var(--color-forest); font-variation-settings: 'opsz' 144, 'SOFT' 100; }

.accordion {
  max-width: 880px; margin: 0 auto;
  display: grid; gap: 0;
}
.accordion__item {
  border-bottom: 1px solid var(--color-sage-soft);
}
.accordion__item:first-child { border-top: 1px solid var(--color-sage-soft); }
.accordion__trigger {
  width: 100%;
  padding: var(--space-6) 0;
  display: flex; justify-content: space-between; align-items: center;
  text-align: left;
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 400;
  color: var(--color-ink);
  cursor: pointer;
  transition: color var(--duration-fast) var(--ease-out);
}
.accordion__trigger:hover { color: var(--color-forest); }
.accordion__icon {
  width: 32px; height: 32px;
  border: 1px solid var(--color-sage);
  border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: transform var(--duration-base) var(--ease-out),
              background var(--duration-fast) var(--ease-out);
}
.accordion__icon svg { width: 14px; height: 14px; transition: transform var(--duration-base) var(--ease-out); }
.accordion__item.is-open .accordion__icon { background: var(--color-forest); color: var(--color-bone); border-color: var(--color-forest); }
.accordion__item.is-open .accordion__icon svg { transform: rotate(45deg); }
.accordion__panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--duration-base) var(--ease-out);
}
.accordion__item.is-open .accordion__panel { max-height: 800px; }
.accordion__content {
  padding: 0 0 var(--space-8);
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-ink-muted);
  max-width: 70ch;
}
.accordion__content strong { color: var(--color-ink); font-weight: 600; }
.accordion__content ul { padding-left: var(--space-6); margin: var(--space-3) 0; display: flex; flex-direction: column; gap: var(--space-2); }
.accordion__content li::marker { color: var(--color-forest); }
.accordion__content .invima-tag {
  display: inline-block;
  font-family: var(--font-body); font-feature-settings: 'tnum';
  background: var(--color-sage-soft); color: var(--color-forest-deep);
  padding: 4px 10px; border-radius: var(--radius-sm);
  font-size: var(--text-sm); font-weight: 600; letter-spacing: 0.05em;
}

/* ----------------------- Reviews block ----------------------- */
.reviews-block { margin-top: var(--space-24); padding-top: var(--space-16); border-top: 1px solid var(--color-sage-soft); }
.reviews-summary {
  display: grid; gap: var(--space-12);
  grid-template-columns: 1fr;
  margin-bottom: var(--space-16);
  padding: var(--space-12); background: var(--color-cream-warm);
  border-radius: var(--radius-xl);
}
@media (min-width: 768px) {
  .reviews-summary { grid-template-columns: 1fr 1.6fr; align-items: center; }
}
.reviews-score { text-align: center; }
.reviews-score__num { font-family: var(--font-display); font-size: 96px; font-weight: 300; line-height: 1; color: var(--color-forest); margin-bottom: var(--space-2); font-variation-settings: 'opsz' 144; }
.reviews-score__stars { color: var(--color-rust); font-size: var(--text-xl); letter-spacing: 0.15em; margin-bottom: var(--space-2); }
.reviews-score__count { font-size: var(--text-sm); color: var(--color-ink-muted); }

.reviews-bars { display: flex; flex-direction: column; gap: var(--space-2); }
.review-bar { display: grid; grid-template-columns: 50px 1fr 50px; gap: var(--space-3); align-items: center; font-size: var(--text-sm); color: var(--color-ink-muted); }
.review-bar__track { height: 8px; background: var(--color-sage-soft); border-radius: var(--radius-pill); overflow: hidden; }
.review-bar__fill { height: 100%; background: var(--color-forest); border-radius: var(--radius-pill); }
.review-bar__count { text-align: right; font-feature-settings: 'tnum'; }

.reviews-list {
  display: grid; gap: var(--space-6);
  grid-template-columns: 1fr;
}
@media (min-width: 768px) { .reviews-list { grid-template-columns: 1fr 1fr; } }

.review {
  padding: var(--space-8);
  background: var(--color-cream);
  border: 1px solid var(--color-sage-soft);
  border-radius: var(--radius-lg);
}
.review__head { display: flex; justify-content: space-between; align-items: flex-start; gap: var(--space-4); margin-bottom: var(--space-4); }
.review__author { display: flex; align-items: center; gap: var(--space-3); }
.review__author .avatar { width: 40px; height: 40px; font-size: var(--text-base); }
.review__name { font-size: var(--text-sm); font-weight: 500; }
.review__verified { font-size: var(--text-xs); color: var(--color-success); display: inline-flex; align-items: center; gap: 4px; margin-top: 2px; }
.review__verified svg { width: 12px; height: 12px; }
.review__date { font-size: var(--text-xs); color: var(--color-ink-soft); }
.review__stars { color: var(--color-rust); margin-bottom: var(--space-3); letter-spacing: 0.15em; }
.review__title { font-family: var(--font-display); font-size: var(--text-lg); margin-bottom: var(--space-2); }
.review__body { font-size: var(--text-sm); color: var(--color-ink-muted); line-height: 1.65; }

.reviews-cta { text-align: center; margin-top: var(--space-12); }

/* ----------------------- Cross-sell ----------------------- */
.cross-sell { margin-top: var(--space-24); padding-top: var(--space-16); border-top: 1px solid var(--color-sage-soft); }
.cross-sell__header { text-align: center; margin-bottom: var(--space-12); }
.cross-sell__header h2 { font-size: var(--text-4xl); font-weight: 300; }
.cross-sell__header h2 em { font-style: italic; color: var(--color-forest); font-variation-settings: 'opsz' 144, 'SOFT' 100; }

.product-grid { display: grid; gap: var(--space-6); grid-template-columns: repeat(2, 1fr); }
@media (min-width: 768px) { .product-grid { grid-template-columns: repeat(4, 1fr); } }

.product-card {
  background: var(--color-cream-warm);
  border: 1px solid var(--color-sage-soft);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--duration-base) var(--ease-out),
              box-shadow var(--duration-base) var(--ease-out);
  display: flex; flex-direction: column;
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.product-card__media {
  aspect-ratio: 1/1;
  background: linear-gradient(160deg, var(--color-cream-warm), var(--color-sage-soft));
  position: relative;
  display: flex; align-items: center; justify-content: center;
}
.product-card__media-num { font-family: var(--font-display); font-size: var(--text-5xl); font-style: italic; color: var(--color-forest); opacity: 0.3; font-variation-settings: 'opsz' 144, 'SOFT' 100; }
.product-card__body { padding: var(--space-5); display: flex; flex-direction: column; gap: var(--space-2); }
.product-card__brand { font-size: var(--text-xs); letter-spacing: 0.15em; text-transform: uppercase; color: var(--color-forest); font-weight: 600; }
.product-card__name { font-family: var(--font-display); font-size: var(--text-lg); font-weight: 400; line-height: 1.2; }
.product-card__rating { display: flex; align-items: center; gap: var(--space-2); font-size: var(--text-xs); color: var(--color-ink-muted); }
.product-card__rating .stars { font-size: var(--text-xs); }
.product-card__price { font-family: var(--font-display); font-size: var(--text-xl); color: var(--color-forest); margin-top: var(--space-2); font-feature-settings: 'tnum'; }

/* ----------------------- Final CTA ----------------------- */
.final-cta {
  margin-top: var(--space-24);
  padding: var(--space-16) 0;
  background: var(--color-forest);
  color: var(--color-bone);
  text-align: center;
}
.final-cta h2 { font-size: var(--text-4xl); font-weight: 300; margin-bottom: var(--space-4); }
.final-cta h2 em { font-style: italic; color: var(--color-sage-soft); font-variation-settings: 'opsz' 144, 'SOFT' 100; }
.final-cta p { color: var(--color-sage-soft); font-size: var(--text-lg); margin-bottom: var(--space-8); max-width: 50ch; margin-left: auto; margin-right: auto; }
.final-cta .btn { background: var(--color-bone); color: var(--color-forest-deep); }
.final-cta .btn:hover { background: var(--color-cream); }

/* ----------------------- Mobile sticky CTA improved ----------------------- */
@media (max-width: 1023px) {
  .pdp .sticky-cart { display: flex; }
}