/* ==========================================================================
   BROWNWHITE.CO — Collection Page Stylesheet
   High-fashion editorial collection showcase, minimal typography, luxury spacing.
   ========================================================================== */

/* Page Scope */
.collection-page {
  background-color: var(--color-warm-white);
  color: var(--color-chocolate);
  min-height: 100vh;
  padding-top: var(--header-height);
  overflow-x: hidden;
}

/* ==========================================================================
   Collection Hero Header
   ========================================================================== */
.collection-hero {
  position: relative;
  width: 100%;
  padding: clamp(3.5rem, 6vw, 5.5rem) 0 clamp(2.5rem, 4vw, 3.5rem) 0;
  border-bottom: 1px solid rgba(41, 21, 15, 0.1);
  background-color: var(--color-warm-white);
}

.collection-hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 4.5rem);
}

.collection-eyebrow-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.collection-pill-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--color-light-brown);
  font-weight: 600;
}

.collection-stats-pill {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-warm-brown);
  font-weight: 500;
  border-left: 1px solid rgba(41, 21, 15, 0.18);
  padding-left: 1rem;
}

.collection-hero-title {
  font-family: var(--font-sans);
  font-size: clamp(2.8rem, 7vw, 5.6rem);
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  color: var(--color-chocolate);
  margin-bottom: 1.75rem;
}

.collection-hero-desc {
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  line-height: 1.65;
  color: var(--color-deep-brown);
  font-weight: 300;
  max-width: 65ch;
}

/* ==========================================================================
   Editorial Controls & Filter Toolbar
   ========================================================================== */
.collection-toolbar {
  position: sticky;
  top: var(--header-height);
  z-index: 100;
  background-color: rgba(255, 253, 249, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(41, 21, 15, 0.12);
  padding: 1.1rem 0;
  transition: all var(--transition-fast);
}

.collection-toolbar-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 4.5rem);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.collection-filter-pills {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.collection-filter-btn {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-warm-brown);
  background: transparent;
  border: 1px solid rgba(41, 21, 15, 0.18);
  padding: 0.55rem 1.15rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.collection-filter-btn:hover {
  border-color: var(--color-chocolate);
  color: var(--color-chocolate);
}

.collection-filter-btn.active {
  background-color: var(--color-chocolate);
  border-color: var(--color-chocolate);
  color: var(--color-cream);
}

.collection-toolbar-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.collection-count-display {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-light-brown);
  font-weight: 600;
}

.collection-sort-wrap {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.collection-sort-label {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-light-brown);
}

.collection-sort-select {
  font-family: inherit;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-chocolate);
  background: transparent;
  border: 1px solid rgba(41, 21, 15, 0.15);
  padding: 0.45rem 0.75rem;
  cursor: pointer;
  outline: none;
}

/* ==========================================================================
   Master Products Grid Section
   ========================================================================== */
.collection-grid-section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: clamp(3rem, 6vw, 5.5rem) clamp(1.5rem, 5vw, 4.5rem);
}

.collection-product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1rem, 2.5vw, 3rem);
  align-items: start;
}

/* Card Styling Enhancements */
.collection-product-card {
  display: flex;
  flex-direction: column;
  position: relative;
  background: transparent;
  cursor: pointer;
}

.collection-media-box,
.collection-product-grid .product-media-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background-color: #ede5da;
  margin-bottom: 1.5rem;
}

.collection-img-primary,
.collection-product-grid .product-img-primary {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.9s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease;
}

.collection-img-secondary,
.collection-product-grid .product-img-secondary {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0;
  transition: opacity 0.5s ease, transform 0.9s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Individual silhouette focal alignment for square framing */
[data-product-id="bw-chelsea-sq-noir"] .collection-img-primary,
[data-product-id="bw-chelsea-sq-noir"] .collection-img-secondary,
[data-product-id="bw-chelsea-sq-noir"] .product-img-primary,
[data-product-id="bw-chelsea-sq-noir"] .product-img-secondary {
  object-position: center center;
}

[data-product-id="bw-half-boot-01"] .collection-img-primary,
[data-product-id="bw-half-boot-01"] .collection-img-secondary,
[data-product-id="bw-half-boot-01"] .product-img-primary,
[data-product-id="bw-half-boot-01"] .product-img-secondary {
  object-position: center center;
}

[data-product-id="bw-mule-01"] .collection-img-primary,
[data-product-id="bw-mule-01"] .collection-img-secondary,
[data-product-id="bw-mule-01"] .product-img-primary,
[data-product-id="bw-mule-01"] .product-img-secondary {
  object-position: center center;
}

.collection-product-card:hover .collection-img-primary,
.collection-product-card:hover .product-img-primary {
  transform: scale(1.04);
}

.collection-product-card:hover .collection-img-secondary,
.collection-product-card:hover .product-img-secondary {
  opacity: 1;
  transform: scale(1.04);
}

.collection-badge-overlay {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 3;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.collection-pill-badge {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 0.3rem 0.65rem;
  background-color: var(--color-chocolate);
  color: var(--color-cream);
  display: inline-block;
  width: fit-content;
}

.collection-360-badge {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  padding: 0.25rem 0.55rem;
  background-color: rgba(243, 236, 227, 0.92);
  color: var(--color-chocolate);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  width: fit-content;
  backdrop-filter: blur(4px);
}

.collection-quick-shop-btn {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(41, 21, 15, 0.92);
  color: var(--color-cream);
  border: none;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 0.95rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transform: translateY(100%);
  opacity: 0;
  transition: all var(--transition-smooth);
  cursor: pointer;
  z-index: 4;
}

.collection-product-card:hover .collection-quick-shop-btn {
  transform: translateY(0);
  opacity: 1;
}

.collection-quick-shop-btn:hover {
  background-color: var(--color-chocolate);
  color: #fff;
}

/* Card Information */
.collection-card-details {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.collection-card-cat {
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-light-brown);
  font-weight: 600;
}

.collection-card-title {
  font-family: var(--font-sans);
  font-size: clamp(1.1rem, 1.4vw, 1.35rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--color-chocolate);
  text-transform: uppercase;
}

.collection-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.25rem;
  padding-top: 0.5rem;
  border-top: 1px solid rgba(41, 21, 15, 0.1);
}

.collection-card-pricing {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
}

.collection-price-current {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-chocolate);
}

.collection-price-old {
  font-size: 0.85rem;
  color: var(--color-light-brown);
  text-decoration: line-through;
}

.collection-single-color,
.product-single-color {
  font-family: var(--font-sans);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-chocolate);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.collection-single-color::before,
.product-single-color::before {
  content: '';
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: #111111;
  border: 1px solid rgba(243, 236, 227, 0.4);
}

.collection-card-actions {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 1rem;
}

.btn-card-explore,
.btn-card-quick-shop {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-chocolate);
  border: 1px solid var(--color-chocolate);
  background: transparent;
  padding: 0.65rem 0.75rem;
  text-align: center;
  justify-content: center;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  width: 100%;
}

.btn-card-explore:hover,
.btn-card-quick-shop:hover {
  background-color: var(--color-chocolate);
  color: var(--color-cream);
}

.btn-card-whatsapp {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-cream);
  background-color: #20130d;
  border: 1px solid #20130d;
  padding: 0.65rem 0.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  width: 100%;
}

.btn-card-whatsapp:hover {
  background-color: #000;
  border-color: #000;
  color: #fff;
}

/* ==========================================================================
   Editorial Craftsmanship Breakout Section
   ========================================================================== */
.collection-craft-split {
  background-color: var(--color-chocolate);
  color: var(--color-cream);
  margin: clamp(4rem, 8vw, 8rem) 0;
  padding: clamp(5rem, 9vw, 9rem) 0;
}

.collection-craft-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 4.5rem);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 7vw, 7rem);
  align-items: center;
}

.collection-craft-text {
  display: flex;
  flex-direction: column;
}

.craft-eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-light-brown);
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.craft-headline {
  font-family: var(--font-sans);
  font-size: clamp(2.4rem, 5.2vw, 4.2rem);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.025em;
  text-transform: uppercase;
  color: var(--color-warm-white);
  margin-bottom: 2rem;
}

.craft-body {
  font-size: clamp(1.05rem, 1.3vw, 1.2rem);
  line-height: 1.75;
  color: rgba(243, 236, 227, 0.85);
  font-weight: 300;
  max-width: 50ch;
  margin-bottom: 2.5rem;
}

.craft-media-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background-color: #1a0d08;
}

.craft-media-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

/* ==========================================================================
   Sizing & Concierge Consultation Banner
   ========================================================================== */
.collection-concierge-strip {
  background-color: var(--color-cream);
  border-top: 1px solid rgba(41, 21, 15, 0.08);
  border-bottom: 1px solid rgba(41, 21, 15, 0.08);
  padding: clamp(4rem, 7vw, 6rem) 0;
  text-align: center;
}

.collection-concierge-inner {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 3rem);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.concierge-pill {
  font-size: 0.72rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--color-warm-brown);
  font-weight: 600;
  margin-bottom: 1.25rem;
}

.concierge-headline {
  font-family: var(--font-sans);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--color-chocolate);
  margin-bottom: 1.25rem;
}

.concierge-sub {
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--color-deep-brown);
  font-weight: 300;
  margin-bottom: 2.25rem;
}

.concierge-cta-link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-chocolate);
  border-bottom: 1.5px solid var(--color-chocolate);
  padding-bottom: 0.35rem;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.concierge-cta-link:hover {
  opacity: 0.75;
  transform: translateX(4px);
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  .collection-product-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
  }

  .collection-craft-inner {
    grid-template-columns: 1fr;
    gap: 3.5rem;
  }
}

@media (max-width: 768px) {
  .collection-hero {
    padding: 2.5rem 0 2rem 0;
  }

  .collection-hero-title {
    font-size: 2.5rem;
  }

  .collection-toolbar-inner {
    flex-direction: column;
    align-items: stretch;
  }

  .collection-filter-pills {
    overflow-x: auto;
    padding-bottom: 0.25rem;
    flex-wrap: nowrap;
  }

  .collection-filter-btn {
    white-space: nowrap;
  }

  .collection-toolbar-actions {
    justify-content: space-between;
  }

  .collection-product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
    max-width: 100%;
    margin: 0;
  }

  .collection-card-title {
    font-size: 1rem;
  }

  .btn-card-explore,
  .btn-card-whatsapp {
    font-size: 0.7rem;
    padding: 0.65rem 0.5rem;
    letter-spacing: 0.1em;
  }

  .collection-quick-shop-btn {
    position: static;
    transform: none;
    opacity: 1;
    margin-top: 0.75rem;
  }
}

@media (max-width: 580px) {
  .collection-grid-section {
    padding: 2rem 1rem;
  }

  .collection-product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.85rem;
  }

  .collection-card-cat {
    font-size: 0.65rem;
    letter-spacing: 0.08em;
  }

  .collection-card-title {
    font-size: 0.95rem;
  }

  .collection-price-current {
    font-size: 0.95rem;
  }

  .collection-price-old {
    font-size: 0.75rem;
  }

  .btn-card-explore,
  .btn-card-whatsapp {
    font-size: 0.65rem;
    padding: 0.6rem 0.4rem;
    letter-spacing: 0.06em;
  }
}

@media (max-width: 420px) {
  .collection-product-grid {
    grid-template-columns: 1fr;
    gap: 1.75rem;
    max-width: 360px;
    margin: 0 auto;
  }

  .collection-card-title {
    font-size: 1.15rem;
  }

  .btn-card-explore,
  .btn-card-whatsapp {
    font-size: 0.72rem;
    padding: 0.75rem 1rem;
  }
}