/* ═══════════════════════════════════════════════════════════════
   FORXA · producto.css · Product Detail Page Styles
   ═══════════════════════════════════════════════════════════════ */

/* ─── PAGE LAYOUT ─── */
.pdp { padding-top: calc(var(--navbar-h) + 1rem); }

/* Breadcrumb */
.pdp__breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: var(--space-md) 0;
  font-size: 0.8rem;
  color: var(--clr-text-3);
}
.pdp__breadcrumb a {
  color: var(--clr-text-3);
  transition: color var(--dur-fast);
}
.pdp__breadcrumb a:hover { color: var(--clr-fill-light); }
.pdp__breadcrumb .sep { opacity: 0.4; }
.pdp__breadcrumb .current {
  color: var(--clr-text);
  font-weight: 600;
}

/* ─── HERO GRID ─── */
.pdp__hero { padding-bottom: var(--space-3xl); }
.pdp__hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
}

/* Gallery */
.pdp__gallery { position: sticky; top: calc(var(--navbar-h) + 1rem); }
.pdp__img-main {
  position: relative;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border-strong);
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pdp__product-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease);
}
.pdp__img-main:hover .pdp__product-img { transform: scale(1.04); }

.pdp__badge {
  position: absolute;
  top: var(--space-lg);
  left: var(--space-lg);
  font-family: var(--font-heading);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  z-index: 2;
  backdrop-filter: blur(12px);
}
.pdp__badge--fill  { background: var(--clr-fill-alpha); color: var(--clr-fill-light); border: 1px solid var(--clr-fill-alpha-strong); }
.pdp__badge--prime { background: var(--clr-prime-alpha); color: var(--clr-prime-light); border: 1px solid var(--clr-prime-alpha-strong); }
.pdp__badge--pro   { background: var(--clr-pro-alpha); color: var(--clr-pro-light); border: 1px solid var(--clr-pro-alpha-strong); }

/* ─── PRODUCT INFO ─── */
.pdp__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}
.pdp__brand-tag {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-text-3);
}
.pdp__title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  color: var(--clr-white);
  line-height: 1.1;
}
.pdp__title-accent--fill  { color: var(--clr-fill); }
.pdp__title-accent--prime { color: var(--clr-prime); }
.pdp__title-accent--pro   { color: var(--clr-pro); }

.pdp__tagline {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.pdp__tagline--fill  { color: var(--clr-fill); }
.pdp__tagline--prime { color: var(--clr-prime); }
.pdp__tagline--pro   { color: var(--clr-pro); }

.pdp__desc {
  font-size: 0.95rem;
  color: var(--clr-text-2);
  line-height: 1.7;
}

/* Availability */
.pdp__availability {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
}
.pdp__availability--in-stock { color: var(--clr-prime); }
.pdp__availability--out-of-stock { color: #ef4444; }
.avail-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 8px currentColor;
  animation: pulse-dot 2s ease infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ─── SIZE SELECTOR ─── */
.pdp__sizes { display: flex; flex-direction: column; gap: var(--space-sm); }
.pdp__sizes-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--clr-text-2);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.pdp__size-btns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}
.pdp__size-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--clr-border-strong);
  background: var(--clr-bg-3);
  color: var(--clr-text-3);
  cursor: pointer;
  transition: all var(--dur-md) var(--ease);
  font-family: var(--font-heading);
}
.pdp__size-icon { font-size: 1.2rem; }
.pdp__size-name { font-size: 0.82rem; font-weight: 700; }
.pdp__size-vol  { font-size: 0.68rem; opacity: 0.6; }
.pdp__size-btn:hover { border-color: var(--clr-border-strong); color: var(--clr-text); background: var(--clr-surface-2); }

.pdp__size-btn--fill.active  { border-color: var(--clr-fill);  color: var(--clr-fill-light);  background: var(--clr-fill-alpha);  box-shadow: 0 0 16px var(--clr-fill-alpha-strong); }
.pdp__size-btn--prime.active { border-color: var(--clr-prime); color: var(--clr-prime-light); background: var(--clr-prime-alpha); box-shadow: 0 0 16px var(--clr-prime-alpha-strong); }
.pdp__size-btn--pro.active   { border-color: var(--clr-pro);   color: var(--clr-pro-light);   background: var(--clr-pro-alpha);   box-shadow: 0 0 16px var(--clr-pro-alpha-strong); }

/* ─── PRICE BLOCK ─── */
.pdp__price-block {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: var(--space-lg);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
}
.pdp__price-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-text-3);
}
.pdp__price {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 900;
  color: var(--clr-white);
  line-height: 1;
  transition: all var(--dur-md) var(--ease);
}
.pdp__price.flip {
  animation: price-flip 0.28s var(--ease) both;
}
.pdp__price-sku {
  font-size: 0.7rem;
  color: var(--clr-text-3);
  font-family: var(--font-heading);
  letter-spacing: 0.04em;
}

/* ─── QUANTITY + BUY ─── */
.pdp__actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}
.pdp__qty-control {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--clr-bg-3);
  border: 1px solid var(--clr-border-strong);
  border-radius: var(--radius-full);
  padding: 0.35rem 0.6rem;
}
.pdp__qty-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--clr-text-2);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all var(--dur-fast);
}
.pdp__qty-btn:hover { color: var(--clr-white); background: rgba(255,255,255,0.08); }
.pdp__qty-btn:active { transform: scale(0.88); }
.pdp__qty-value {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--clr-white);
  min-width: 2rem;
  text-align: center;
}
.pdp__buy-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-size: 1rem;
  padding: 1rem 1.5rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-family: var(--font-heading);
  text-decoration: none;
  transition: all var(--dur-md) var(--ease);
  background: linear-gradient(135deg, #25D366, #1ebe5d);
  color: #fff;
  box-shadow: 0 4px 20px rgba(37,211,102,0.35);
}
.pdp__buy-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(37,211,102,0.5);
}
.pdp__buy-btn:active { transform: scale(0.97); }

/* ─── SPECS TABLE ─── */
.pdp__specs {
  display: grid;
  gap: 0;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.pdp__spec {
  display: grid;
  grid-template-columns: 140px 1fr;
  border-bottom: 1px solid var(--clr-border);
}
.pdp__spec:last-child { border-bottom: none; }
.pdp__spec-key {
  padding: 0.6rem 1rem;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--clr-text-3);
  background: rgba(255,255,255,0.02);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.pdp__spec-val {
  padding: 0.6rem 1rem;
  font-size: 0.85rem;
  color: var(--clr-text);
  font-weight: 500;
}

/* ─── SECTIONS ─── */
.pdp__section {
  padding: var(--space-3xl) 0;
}
.pdp__section--alt {
  background: var(--clr-bg-2);
}
.pdp__section-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--clr-white);
  margin-bottom: var(--space-sm);
  text-align: center;
}
.pdp__section-subtitle {
  font-size: 0.9rem;
  color: var(--clr-text-2);
  text-align: center;
  margin-bottom: var(--space-2xl);
  max-width: 600px;
  margin-inline: auto;
}

/* ─── BENEFITS GRID ─── */
.pdp__benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}
.pdp__benefit {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-md);
  padding: var(--space-xl) var(--space-lg);
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  transition: border-color var(--dur-md) var(--ease), transform var(--dur-md) var(--ease);
}
.pdp__benefit:hover {
  transform: translateY(-4px);
}
.pdp__benefit-icon {
  font-size: 2rem;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pdp__benefit-icon--fill  { background: var(--clr-fill-alpha);  border: 1px solid var(--clr-fill-alpha-strong); }
.pdp__benefit-icon--prime { background: var(--clr-prime-alpha); border: 1px solid var(--clr-prime-alpha-strong); }
.pdp__benefit-icon--pro   { background: var(--clr-pro-alpha);   border: 1px solid var(--clr-pro-alpha-strong); }

.pdp__benefit h3 {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--clr-white);
}
.pdp__benefit p {
  font-size: 0.8rem;
  color: var(--clr-text-2);
  line-height: 1.6;
}

/* ─── POLICIES ─── */
.pdp__policies-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
}
.pdp__policy {
  padding: var(--space-xl);
}
.pdp__policy-icon {
  font-size: 2rem;
  margin-bottom: var(--space-md);
}
.pdp__policy h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: var(--space-md);
}
.pdp__policy ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.pdp__policy li {
  font-size: 0.85rem;
  color: var(--clr-text-2);
  padding-left: 1.4rem;
  position: relative;
  line-height: 1.5;
}
.pdp__policy li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--clr-prime);
  font-weight: 700;
  font-size: 0.75rem;
}

/* ─── RELATED PRODUCTS ─── */
.pdp__related-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
  max-width: 700px;
  margin-inline: auto;
}
.pdp__related-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-md);
  padding: var(--space-xl);
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  border-top: 3px solid transparent;
  transition: all var(--dur-md) var(--ease);
  text-decoration: none;
}
.pdp__related-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.pdp__related-card--fill:hover  { border-top-color: var(--clr-fill); }
.pdp__related-card--prime:hover { border-top-color: var(--clr-prime); }
.pdp__related-card--pro:hover   { border-top-color: var(--clr-pro); }

.pdp__related-step {
  font-family: var(--font-heading);
  font-size: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--clr-text-3);
}
.pdp__related-img {
  width: 100%;
  max-height: 180px;
  object-fit: cover;
  border-radius: var(--radius-md);
}
.pdp__related-card h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-white);
}
.pdp__related-card p {
  font-size: 0.78rem;
  color: var(--clr-text-3);
}

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
  .pdp__benefits-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .pdp__hero-grid { grid-template-columns: 1fr; gap: var(--space-2xl); }
  .pdp__gallery { position: static; }
  .pdp__policies-grid { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .pdp__benefits-grid { grid-template-columns: 1fr; }
  .pdp__related-grid { grid-template-columns: 1fr; }
  .pdp__actions { flex-direction: column; }
  .pdp__buy-btn { width: 100%; }
  .pdp__price { font-size: 1.75rem; }
  .pdp__spec { grid-template-columns: 120px 1fr; }
}