/* ============================================
   PRODUCT DETAIL PAGE — Madex Coatings
   ============================================ */

.pdp {
  padding: 7rem 3rem 5rem;
  max-width: 1300px; margin: 0 auto;
  min-height: 70vh;
}

/* Breadcrumb */
.pdp-breadcrumb {
  display: flex; align-items: center; gap: .5rem;
  margin-bottom: 2.5rem; font-size: .8rem;
}
.pdp-breadcrumb a {
  color: var(--text-muted); text-decoration: none;
  transition: color .3s;
}
.pdp-breadcrumb a:hover { color: var(--accent-gold); }
.pdp-breadcrumb span { color: var(--text-muted); }
.pdp-breadcrumb .current { color: var(--text-white); }

/* Grid Layout */
.pdp-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 4rem; align-items: start;
}

/* Image */
.pdp-image-wrap {
  position: relative; border-radius: 12px;
  overflow: hidden; background: var(--glass);
  border: 1px solid var(--glass-border);
}
.pdp-image {
  width: 100%; aspect-ratio: 1/1; object-fit: contain;
  background: #111;
  display: block;
}
.pdp-badge {
  position: absolute; top: 1.2rem; right: 1.2rem;
  padding: .4rem 1rem; background: var(--accent-gold);
  color: var(--bg-dark); font-family: var(--mono);
  font-size: .7rem; font-weight: 500; letter-spacing: .1em;
  text-transform: uppercase;
}

/* Info Section */
.pdp-info { display: flex; flex-direction: column; gap: 1.5rem; }

.pdp-category {
  font-family: var(--mono); font-size: .7rem;
  letter-spacing: .3em; color: var(--accent-gold);
  text-transform: uppercase;
}
.pdp-title {
  font-family: var(--serif); font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 800; line-height: 1.15;
}
.pdp-description {
  font-size: 1rem; line-height: 1.8; color: var(--text-muted);
}

/* Price */
.pdp-price-display {
  font-size: 1.6rem; font-weight: 700;
}
.pdp-price-display .old-price {
  color: var(--text-muted); text-decoration: line-through;
  font-size: 1.1rem; font-weight: 400; margin-right: .5rem;
}
.pdp-price-display .current-price { color: var(--accent-gold); }

/* Size Selector */
.pdp-sizes { display: flex; flex-direction: column; gap: .8rem; }
.pdp-sizes-label {
  font-family: var(--mono); font-size: .7rem;
  letter-spacing: .2em; color: var(--text-muted);
  text-transform: uppercase;
}
.pdp-sizes-options { display: flex; gap: .5rem; flex-wrap: wrap; }
.size-btn {
  padding: .6rem 1.3rem; border: 1px solid var(--glass-border);
  background: transparent; color: var(--text-white);
  font-family: var(--mono); font-size: .75rem;
  cursor: pointer; transition: all .3s;
}
.size-btn:hover { border-color: var(--text-white); }
.size-btn.active {
  background: var(--accent-gold); border-color: var(--accent-gold);
  color: var(--bg-dark);
}

/* Shade Selector Button */
.pdp-shade-section { display: flex; flex-direction: column; gap: .8rem; }
.shade-trigger {
  display: flex; align-items: center; gap: 1rem;
  padding: 1rem 1.5rem; border: 1px solid var(--glass-border);
  background: var(--glass); color: var(--text-white);
  cursor: pointer; transition: all .3s; width: 100%;
  font-family: var(--sans); font-size: .9rem;
}
.shade-trigger:hover { border-color: var(--accent-gold); }
.shade-trigger .shade-preview {
  width: 28px; height: 28px; border-radius: 50%;
  border: 2px solid var(--glass-border);
  flex-shrink: 0;
}
.shade-trigger .shade-name { flex: 1; text-align: left; }
.shade-trigger .shade-arrow {
  color: var(--accent-gold); font-size: .8rem;
}

/* Quantity */
.pdp-qty { display: flex; align-items: center; gap: 1rem; }
.pdp-qty-label {
  font-family: var(--mono); font-size: .7rem;
  letter-spacing: .2em; color: var(--text-muted);
  text-transform: uppercase;
}
.qty-control {
  display: flex; align-items: center; border: 1px solid var(--glass-border);
}
.qty-btn {
  width: 40px; height: 40px; border: none;
  background: transparent; color: var(--text-white);
  font-size: 1.1rem; cursor: pointer;
  transition: background .3s; display: grid; place-items: center;
}
.qty-btn:hover { background: var(--glass); }
.qty-value {
  width: 50px; text-align: center; font-family: var(--mono);
  font-size: .9rem; border: none; background: transparent;
  color: var(--text-white); outline: none;
  border-left: 1px solid var(--glass-border);
  border-right: 1px solid var(--glass-border);
  height: 40px;
}

/* Action Buttons */
.pdp-actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.pdp-actions .btn-primary { flex: 1; text-align: center; min-width: 160px; }
.pdp-actions .btn-secondary { flex: 1; text-align: center; min-width: 160px; }
.btn-whatsapp {
  padding: 1rem 2rem; background: #25D366; color: #fff;
  border: none; font-weight: 600; font-size: .85rem;
  letter-spacing: .05em; text-transform: uppercase;
  cursor: pointer; transition: all .3s; text-decoration: none;
  display: inline-flex; align-items: center; gap: .5rem;
  justify-content: center; flex: 1; min-width: 160px;
}
.btn-whatsapp:hover { background: #1da851; transform: translateY(-2px); }

/* Features */
.pdp-features {
  padding: 1.5rem; background: var(--glass);
  border: 1px solid var(--glass-border); border-radius: 8px;
}
.pdp-features-title {
  font-family: var(--mono); font-size: .7rem;
  letter-spacing: .2em; color: var(--accent-gold);
  text-transform: uppercase; margin-bottom: 1rem;
}
.pdp-features ul {
  list-style: none; display: flex; flex-direction: column; gap: .6rem;
}
.pdp-features li {
  font-size: .9rem; color: var(--text-muted);
  padding-left: 1.2rem; position: relative;
}
.pdp-features li::before {
  content: '✓'; position: absolute; left: 0;
  color: var(--accent-gold); font-size: .8rem;
}

/* ============ SHADE PANEL ============ */
.shade-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(0,0,0,.6); backdrop-filter: blur(4px);
  opacity: 0; visibility: hidden;
  transition: opacity .4s, visibility .4s;
}
.shade-overlay.open { opacity: 1; visibility: visible; }

.shade-panel {
  position: fixed; top: 0; right: -480px; bottom: 0;
  width: 460px; max-width: 90vw; z-index: 201;
  background: #111; border-left: 1px solid var(--glass-border);
  display: flex; flex-direction: column;
  transition: right .4s cubic-bezier(.16,1,.3,1);
}
.shade-panel.open { right: 0; }

.shade-panel-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 1.5rem 2rem; border-bottom: 1px solid var(--glass-border);
}
.shade-panel-header h3 {
  font-family: var(--serif); font-size: 1.3rem; font-weight: 700;
}
.shade-close {
  background: none; border: none; color: var(--text-muted);
  cursor: pointer; transition: color .3s; padding: 4px;
}
.shade-close:hover { color: var(--text-white); }

.shade-panel-body {
  flex: 1; overflow-y: auto; padding: 1.5rem 2rem;
}

/* Shade Columns */
.shade-columns {
  display: grid; grid-template-columns: 1fr 1fr; gap: 2rem;
}
.shade-columns.single { grid-template-columns: 1fr; }

.shade-column-title {
  font-family: var(--mono); font-size: .7rem;
  letter-spacing: .2em; color: var(--accent-gold);
  text-transform: uppercase; margin-bottom: 1rem;
  padding-bottom: .5rem; border-bottom: 1px solid var(--glass-border);
}

.shade-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: .6rem;
}
.shade-swatch {
  display: flex; flex-direction: column; align-items: center;
  gap: .4rem; cursor: pointer; padding: .5rem .3rem;
  border: 1px solid transparent; border-radius: 6px;
  transition: all .3s; background: transparent;
  color: var(--text-white);
}
.shade-swatch:hover { border-color: var(--glass-border); background: var(--glass); }
.shade-swatch.selected {
  border-color: var(--accent-gold);
  background: rgba(200,169,126,.1);
}
.shade-color {
  width: 36px; height: 36px; border-radius: 50%;
  border: 2px solid var(--glass-border);
  transition: transform .3s, border-color .3s;
}
.shade-swatch:hover .shade-color { transform: scale(1.1); }
.shade-swatch.selected .shade-color {
  border-color: var(--accent-gold); transform: scale(1.15);
}
.shade-label {
  font-size: .6rem; text-align: center; color: var(--text-muted);
  line-height: 1.2; font-family: var(--mono);
  letter-spacing: .05em;
}
.shade-swatch.selected .shade-label { color: var(--accent-gold); }

.shade-panel-footer {
  padding: 1.2rem 2rem; border-top: 1px solid var(--glass-border);
  display: flex; align-items: center; gap: 1rem;
}
.shade-selected {
  flex: 1; font-size: .85rem; color: var(--text-muted);
}
.shade-confirm { white-space: nowrap; }

/* Bundle shade selections */
.bundle-shade-list {
  margin-top: 1rem; display: flex; flex-direction: column; gap: .3rem;
}
.bundle-shade-item {
  display: flex; align-items: center; gap: .5rem;
  font-size: .8rem; color: var(--text-muted);
  padding: .3rem .5rem; background: var(--glass);
  border-radius: 4px;
}
.bundle-shade-item .bsi-color {
  width: 16px; height: 16px; border-radius: 50%;
  border: 1px solid var(--glass-border); flex-shrink: 0;
}
.bundle-shade-item .bsi-remove {
  margin-left: auto; background: none; border: none;
  color: var(--text-muted); cursor: pointer; font-size: .7rem;
  padding: 2px 4px;
}
.bundle-shade-item .bsi-remove:hover { color: #ff6b6b; }

/* RESPONSIVE */
@media (max-width: 1024px) {
  .pdp-grid { grid-template-columns: 1fr; gap: 2.5rem; }
}
@media (max-width: 768px) {
  .pdp { padding: 5rem 1.5rem 3rem; }
  .shade-panel { width: 100%; max-width: 100%; right: -100%; }
  .shade-grid { grid-template-columns: repeat(3, 1fr); }
  .shade-columns { grid-template-columns: 1fr; }
  .pdp-actions { flex-direction: column; }
}