/**
 * SOVRAN — Brand Pages Stylesheet
 *
 * Dedicated styles for brand pages:
 *  - About Us / Our Story
 *  - Size & Fit Guide
 *  - FAQs (interactive accordions)
 *  - Shipping & Returns Policy
 *  - Jewellery Care Guide
 *  - Contact Us
 *
 * Scoped, responsive, zero external dependencies.
 *
 * @package Sovran
 * @since   1.1.0
 */

/* ============================================================
   1. PAGE HERO / HEADER
   ============================================================ */
.page-hero {
  padding: clamp(var(--sp-12), 8vw, var(--sp-24)) 0 clamp(var(--sp-8), 5vw, var(--sp-16));
  text-align: center;
  position: relative;
  background: linear-gradient(180deg, rgba(20,20,20,0.03) 0%, transparent 100%);
  border-bottom: 1px solid var(--c-border);
  margin-bottom: clamp(var(--sp-8), 6vw, var(--sp-16));
}

.page-hero--dark {
  background: var(--c-bg-dark);
  color: var(--c-text-inverse);
  border-bottom: 1px solid var(--c-border-dark);
}

.page-hero__label {
  font-family: var(--font-label);
  font-size: var(--fs-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-gold);
  margin-bottom: var(--sp-3);
  display: inline-block;
  font-weight: 600;
}

.page-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 300;
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin-bottom: var(--sp-4);
}

.page-hero--dark .page-hero__title {
  color: var(--c-text-inverse);
}

.page-hero__sub {
  font-size: clamp(var(--fs-sm), 1.8vw, var(--fs-base));
  color: var(--c-text-secondary);
  max-width: 680px;
  margin: 0 auto;
  line-height: 1.7;
}

.page-hero--dark .page-hero__sub {
  color: rgba(255,255,255,0.7);
}

/* ============================================================
   2. GENERIC PAGE CONTAINER & GRIDS
   ============================================================ */
.page-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--sp-4);
}

.page-container--narrow {
  max-width: 840px;
}

.brand-section-block {
  padding: clamp(var(--sp-10), 6vw, var(--sp-20)) 0;
  border-bottom: 1px solid var(--c-border);
}

.brand-section-block:last-of-type {
  border-bottom: none;
}

.brand-section-block__title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 300;
  margin-bottom: var(--sp-4);
  color: var(--c-text-primary);
}

.brand-section-block__lead {
  font-size: var(--fs-md);
  color: var(--c-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--sp-8);
  max-width: 740px;
}

/* ============================================================
   3. MATERIAL CARDS (About Us & Care)
   ============================================================ */
.material-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
  margin: var(--sp-8) 0;
}

.material-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  padding: var(--sp-8);
  border-radius: var(--radius-sm);
  transition: transform var(--dur-normal), box-shadow var(--dur-normal), border-color var(--dur-normal);
}

.material-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--c-gold);
}

.material-card__badge {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-gold);
  margin-bottom: var(--sp-3);
}

.material-card__title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 400;
  margin-bottom: var(--sp-3);
  color: var(--c-text-primary);
}

.material-card__text {
  font-size: var(--fs-sm);
  color: var(--c-text-secondary);
  line-height: 1.7;
  margin-bottom: 0;
}

/* ============================================================
   4. COMPARISON TABLE (About Us)
   ============================================================ */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: var(--sp-8) 0;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  background: var(--c-surface);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 600px;
}

.comparison-table th,
.comparison-table td {
  padding: var(--sp-4) var(--sp-6);
  text-align: left;
  border-bottom: 1px solid var(--c-border);
  font-size: var(--fs-sm);
}

.comparison-table th {
  background: rgba(0,0,0,0.03);
  font-family: var(--font-label);
  font-size: var(--fs-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-text-muted);
}

.comparison-table th.highlight-col,
.comparison-table td.highlight-col {
  background: rgba(201,168,76,0.06);
  font-weight: 600;
  color: var(--c-text-primary);
  border-left: 2px solid var(--c-gold);
  border-right: 2px solid var(--c-gold);
}

.comparison-table th.highlight-col {
  color: var(--c-gold);
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--fs-xs);
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 999px;
}

.badge-pill--yes {
  background: rgba(46,125,50,0.12);
  color: #2e7d32;
}

.badge-pill--no {
  background: rgba(198,40,40,0.1);
  color: #c62828;
}

/* ============================================================
   5. SIZE GUIDE (Chains, Bracelets, Rings)
   ============================================================ */
.size-guide-nav {
  display: flex;
  justify-content: center;
  gap: var(--sp-3);
  margin-bottom: var(--sp-10);
  flex-wrap: wrap;
}

.size-guide-nav .tab-btn {
  padding: var(--sp-3) var(--sp-6);
  border: 1px solid var(--c-border);
  background: var(--c-surface);
  font-family: var(--font-label);
  font-size: var(--fs-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all var(--dur-fast);
}

.size-guide-nav .tab-btn.is-active,
.size-guide-nav .tab-btn:hover {
  background: var(--c-text-primary);
  color: var(--c-text-inverse);
  border-color: var(--c-text-primary);
}

.chain-diagram-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  padding: var(--sp-8);
  margin-bottom: var(--sp-12);
}

.chain-lengths-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-4);
  margin-top: var(--sp-6);
}

.chain-item {
  border: 1px solid var(--c-border);
  padding: var(--sp-5);
  border-radius: var(--radius-sm);
  text-align: center;
  background: #fff;
  transition: border-color var(--dur-fast), transform var(--dur-fast);
}

.chain-item:hover {
  border-color: var(--c-gold);
  transform: translateY(-2px);
}

.chain-item__length {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--c-text-primary);
  margin-bottom: 2px;
}

.chain-item__cm {
  font-size: var(--fs-xs);
  color: var(--c-text-muted);
  letter-spacing: 0.05em;
  margin-bottom: var(--sp-3);
}

.chain-item__placement {
  font-size: var(--fs-xs);
  color: var(--c-gold);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--sp-2);
}

.chain-item__desc {
  font-size: var(--fs-xs);
  color: var(--c-text-secondary);
  line-height: 1.5;
  margin-bottom: 0;
}

.step-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
  margin: var(--sp-8) 0;
}

.step-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  padding: var(--sp-6);
  border-radius: var(--radius-sm);
  position: relative;
}

.step-card__num {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 300;
  color: var(--c-gold);
  line-height: 1;
  margin-bottom: var(--sp-3);
}

.step-card__title {
  font-family: var(--font-ui);
  font-size: var(--fs-sm);
  font-weight: 600;
  margin-bottom: var(--sp-2);
}

.step-card__text {
  font-size: var(--fs-xs);
  color: var(--c-text-secondary);
  line-height: 1.6;
  margin-bottom: 0;
}

/* ============================================================
   6. FAQS (Accessible Accordions)
   ============================================================ */
.faq-category {
  margin-bottom: var(--sp-12);
}

.faq-category__title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--c-text-primary);
  margin-bottom: var(--sp-5);
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding-bottom: var(--sp-3);
  border-bottom: 1px solid var(--c-border);
}

.faq-item {
  border-bottom: 1px solid var(--c-border);
}

.faq-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-5) 0;
  background: none;
  border: none;
  text-align: left;
  font-family: var(--font-ui);
  font-size: var(--fs-base);
  font-weight: 500;
  color: var(--c-text-primary);
  cursor: pointer;
  transition: color var(--dur-fast);
}

.faq-trigger:hover,
.faq-trigger:focus-visible {
  color: var(--c-gold);
}

.faq-chevron {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  stroke-width: 2;
  transition: transform var(--dur-normal) cubic-bezier(0.22, 1, 0.36, 1);
  flex-shrink: 0;
  margin-left: var(--sp-4);
}

.faq-trigger[aria-expanded="true"] .faq-chevron {
  transform: rotate(180deg);
}

.faq-panel {
  padding-bottom: var(--sp-6);
  font-size: var(--fs-sm);
  color: var(--c-text-secondary);
  line-height: 1.8;
}

.faq-panel p:last-child {
  margin-bottom: 0;
}

/* ============================================================
   7. SHIPPING & RETURNS
   ============================================================ */
.shipping-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
  margin: var(--sp-8) 0;
}

.shipping-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  padding: var(--sp-6);
  border-radius: var(--radius-sm);
  border-top: 3px solid var(--c-gold);
}

.shipping-card__region {
  font-family: var(--font-label);
  font-size: var(--fs-xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-text-muted);
  margin-bottom: var(--sp-2);
}

.shipping-card__time {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 400;
  color: var(--c-text-primary);
  margin-bottom: var(--sp-2);
}

.shipping-card__cost {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--c-gold);
  margin-bottom: var(--sp-3);
}

.shipping-card__desc {
  font-size: var(--fs-xs);
  color: var(--c-text-secondary);
  line-height: 1.6;
  margin-bottom: 0;
}

/* ============================================================
   8. CONTACT US
   ============================================================ */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: clamp(var(--sp-8), 6vw, var(--sp-16));
  align-items: start;
  margin: var(--sp-10) 0 var(--sp-16);
}

.contact-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  padding: var(--sp-8);
  border-radius: var(--radius-sm);
}

.contact-card__item {
  display: flex;
  gap: var(--sp-4);
  margin-bottom: var(--sp-6);
}

.contact-card__item:last-child {
  margin-bottom: 0;
}

.contact-card__icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(201,168,76,0.1);
  color: var(--c-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-card__label {
  font-family: var(--font-label);
  font-size: var(--fs-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-text-muted);
  margin-bottom: 2px;
}

.contact-card__val {
  font-size: var(--fs-sm);
  color: var(--c-text-primary);
  font-weight: 500;
}

.contact-card__val a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.contact-card__val a:hover {
  color: var(--c-gold);
}

.contact-form-wrap {
  background: #fff;
  border: 1px solid var(--c-border);
  padding: clamp(var(--sp-6), 4vw, var(--sp-10));
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
}

.form-group {
  margin-bottom: var(--sp-5);
}

.form-label {
  display: block;
  font-family: var(--font-label);
  font-size: var(--fs-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-text-primary);
  font-weight: 600;
  margin-bottom: var(--sp-2);
}

.form-control {
  width: 100%;
  padding: 12px 14px;
  font-family: var(--font-ui);
  font-size: var(--fs-sm);
  color: var(--c-text-primary);
  background: #fafafa;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--dur-fast), background var(--dur-fast), box-shadow var(--dur-fast);
}

.form-control:focus {
  outline: none;
  background: #fff;
  border-color: var(--c-gold);
  box-shadow: 0 0 0 3px rgba(201,168,76,0.15);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

.form-alert {
  padding: var(--sp-4);
  border-radius: var(--radius-sm);
  margin-bottom: var(--sp-6);
  font-size: var(--fs-sm);
}

.form-alert--success {
  background: rgba(46,125,50,0.1);
  color: #2e7d32;
  border: 1px solid rgba(46,125,50,0.25);
}

.form-alert--error {
  background: rgba(198,40,40,0.1);
  color: #c62828;
  border: 1px solid rgba(198,40,40,0.25);
}

/* ============================================================
   9. RESPONSIVE BREAKPOINTS
   ============================================================ */
@media (max-width: 1024px) {
  .material-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .chain-lengths-list {
    grid-template-columns: repeat(2, 1fr);
  }
  .shipping-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .material-grid {
    grid-template-columns: 1fr;
  }
  .step-card-grid {
    grid-template-columns: 1fr;
  }
  .shipping-grid {
    grid-template-columns: 1fr;
  }
  .contact-layout {
    grid-template-columns: 1fr;
  }
  .chain-lengths-list {
    grid-template-columns: 1fr;
  }
  .comparison-table th,
  .comparison-table td {
    padding: var(--sp-3) var(--sp-4);
  }
}