/* ============================================================
   AADRIT — product.css
   Individual product detail page styles
============================================================ */

/* ── PRODUCT HERO ──────────────────────────────────────── */
.product-hero {
  padding-top: calc(80px + var(--space-3xl));
  padding-bottom: var(--space-3xl);
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.product-hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
}

/* ── IMAGE PANE ─────────────────────────────────────────── */
.product-img-pane {
  position: relative;
}

.product-img-sticky {
  position: sticky;
  top: 100px;
}

.product-img-main {
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-calm);
  position: relative;
}

.product-img-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-out);
}

.product-img-main:hover img {
  transform: scale(1.04);
}

.product-img-tag {
  position: absolute;
  top: 1.25rem;
  left: 1.25rem;
  z-index: 2;
}

/* ── INFO PANE ──────────────────────────────────────────── */
.product-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.product-info__category {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.product-info__name {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: var(--fw-light);
  color: var(--color-ink);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.product-info__desc {
  font-size: 1.0625rem;
  color: var(--color-muted);
  line-height: 1.8;
  max-width: 480px;
}

/* Price block */
.product-info__price-block {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.product-info__price {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: var(--fw-light);
  color: var(--color-ink);
  letter-spacing: -0.03em;
}

.product-info__old-price {
  font-size: 1.1rem;
  color: var(--color-subtle);
  text-decoration: line-through;
}

.product-info__save-badge {
  background: rgba(201,169,110,0.12);
  color: #8B6914;
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-full);
}

/* Divider */
.product-divider {
  height: 1px;
  background: var(--color-border);
}

/* Quantity selector */
.qty-row {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.qty-label {
  font-size: var(--fs-small);
  font-weight: var(--fw-medium);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.qty-control {
  display: flex;
  align-items: center;
  gap: 0;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.qty-btn {
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  font-size: 1.25rem;
  line-height: 1;
  cursor: pointer;
  color: var(--color-ink);
  transition: background 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.qty-btn:hover { background: var(--color-border-light); }

.qty-num {
  min-width: 40px;
  text-align: center;
  font-size: 0.95rem;
  font-weight: var(--fw-medium);
  color: var(--color-ink);
}

/* CTA row */
.product-cta-row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.product-cta-row .btn { flex: 1; min-width: 140px; }

/* Features list */
.product-features {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding-top: 0.5rem;
}

.product-feature {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.9rem;
  color: var(--color-muted);
}

.product-feature__icon {
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 1px;
}

/* ── HOW TO USE ─────────────────────────────────────────── */
.howto-section {
  background: var(--color-navy);
  color: var(--color-white);
  padding: var(--space-4xl) 0;
}

.howto-section .section-title--white { color: var(--color-white); }
.howto-section .eyebrow { color: rgba(201,169,110,0.7); }

.howto-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2xl);
  margin-top: var(--space-3xl);
}

.howto-step {
  text-align: center;
}

.howto-step__num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(201,169,110,0.12);
  border: 1px solid rgba(201,169,110,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--color-accent);
  margin: 0 auto var(--space-lg);
}

.howto-step__title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.howto-step__text {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.7;
}

/* ── SHIPPING INFO ──────────────────────────────────────── */
.shipping-info-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: var(--space-lg);
}

.shipping-info-item {
  background: var(--color-white);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.shipping-info-item__icon { font-size: 1.25rem; }

.shipping-info-item__text { font-size: 0.82rem; }
.shipping-info-item__text strong { display: block; color: var(--color-ink); font-weight: 600; font-size: 0.85rem; }
.shipping-info-item__text span { color: var(--color-muted); }

/* ── RELATED PRODUCTS ───────────────────────────────────── */
.related-section { padding: var(--space-4xl) 0; }

/* ── BACK LINK ──────────────────────────────────────────── */
.product-back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: var(--fs-small);
  font-weight: var(--fw-medium);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-muted);
  transition: color 0.2s;
  margin-bottom: var(--space-xl);
}

.product-back-link:hover { color: var(--color-accent); }

/* ── RESPONSIVE ─────────────────────────────────────────── */
@media (max-width: 900px) {
  .product-hero__inner {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .product-img-sticky { position: static; }

  .product-info__name { font-size: clamp(2rem, 8vw, 3rem); }

  .howto-steps { grid-template-columns: 1fr; gap: var(--space-xl); }

  .shipping-info-bar { grid-template-columns: 1fr; }

  .product-hero { padding-top: calc(70px + var(--space-xl)); }
}

@media (max-width: 600px) {
  .product-cta-row { flex-direction: column; }
  .product-cta-row .btn { width: 100%; }
}