/* Product page styles */
.product-page {
  min-height: 80vh;
  padding: 80px 40px;
  display: flex;
  align-items: flex-start;
}

.product-container {
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

/* Visual panel */
.product-visual {
  position: sticky;
  top: 100px;
}

.product-graphic {
  aspect-ratio: 3/4;
  background: #0e0e0e;
  border: 1px solid #1a1a1a;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  width: 100%;
  position: relative;
  overflow: hidden;
}

.product-tag {
  position: absolute;
  bottom: 16px;
  left: 16px;
  font-size: 10px;
  letter-spacing: 0.2em;
  color: #333;
}

/* Graphic variants (mirrored from theme.css) */
.product-graphic--signal .glitch-lines {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 60%;
}
.product-graphic--signal .glitch-lines span {
  display: block;
  height: 1px;
  background: var(--accent-dim);
}
.product-graphic--signal .glitch-lines span:nth-child(odd)  { background: var(--accent); opacity: 0.6; }
.product-graphic--signal .glitch-lines span:nth-child(even) { background: var(--signal-red); opacity: 0.4; transform: translateX(3px); }
.product-graphic--signal .glitch-lines span:nth-child(3n)   { transform: translateX(-4px); opacity: 0.2; }
.product-graphic--signal .signal-icon svg { width: 50px; height: 50px; color: var(--fg); }
.product-graphic--signal .cross-icon svg { width: 32px; height: 32px; color: var(--fg); }
.product-graphic--signal .cross-icon { opacity: 0.25; margin-top: -8px; }

.product-graphic--grow .root-lines {
  display: flex;
  gap: 8px;
  align-items: flex-end;
  height: 60px;
}
.product-graphic--grow .root-lines span {
  display: block;
  width: 3px;
  background: var(--fg);
  opacity: 0.15;
}
.product-graphic--grow .root-lines span:nth-child(1) { height: 20px; }
.product-graphic--grow .root-lines span:nth-child(2) { height: 40px; opacity: 0.25; }
.product-graphic--grow .root-lines span:nth-child(3) { height: 60px; opacity: 0.4; }
.product-graphic--grow .root-lines span:nth-child(4) { height: 30px; }
.product-graphic--grow .grow-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 22px;
  line-height: 1.2;
  text-align: center;
  color: var(--fg);
  letter-spacing: 0.05em;
}

.product-graphic--kingdom .kingdom-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  width: 50%;
}
.product-graphic--kingdom .kingdom-grid span {
  display: block;
  aspect-ratio: 1;
  background: var(--fg);
  opacity: 0.08;
}
.product-graphic--kingdom .kingdom-grid span:nth-child(2) { opacity: 0.15; background: var(--accent); }
.product-graphic--kingdom .kingdom-grid span:nth-child(5) { opacity: 0.04; }
.product-graphic--kingdom .kingdom-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  line-height: 1.3;
  text-align: center;
  letter-spacing: 0.08em;
  color: var(--fg);
}

/* Info panel */
.product-info { padding-top: 8px; }

.product-header { margin-bottom: 32px; }

.product-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.3em;
  color: var(--accent);
  margin-bottom: 16px;
  text-transform: uppercase;
}

.product-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 20px;
}

.product-price {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--fg);
  letter-spacing: 0.02em;
}

.product-description {
  margin-bottom: 32px;
  padding-bottom: 32px;
  border-bottom: 1px solid #1a1a1a;
}

.product-description p {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.9;
  color: #666;
}

.product-fit {
  margin-bottom: 40px;
}

.fit-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.25em;
  color: #333;
  margin-bottom: 8px;
}

.fit-value {
  font-family: var(--font-mono);
  font-size: 12px;
  color: #555;
  letter-spacing: 0.05em;
}

/* Variant selectors */
.variant-selectors {
  margin-bottom: 32px;
  padding-bottom: 28px;
  border-bottom: 1px solid #1a1a1a;
}

.variant-group {
  margin-bottom: 20px;
}

.variant-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.25em;
  color: #333;
  margin-bottom: 10px;
}

.size-buttons {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.size-btn {
  min-width: 44px;
  height: 36px;
  padding: 0 10px;
  border: 1px solid #2a2a2a;
  background: transparent;
  color: #555;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}

.size-btn:hover {
  border-color: #444;
  color: #888;
}

.size-btn.selected {
  border-color: var(--fg);
  color: var(--fg);
  background: var(--fg);
  color: #080808;
}

.color-buttons {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.color-btn {
  height: 36px;
  padding: 0 14px;
  border: 1px solid #2a2a2a;
  background: transparent;
  color: #555;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}

.color-btn:hover {
  border-color: #444;
  color: #888;
}

.color-btn.selected {
  border-color: var(--fg);
  color: var(--fg);
}

.stock-indicator {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  margin-top: 12px;
  padding: 8px 12px;
  border: 1px solid #1a1a1a;
}

.stock-ok { color: #4a8; border-color: #1a2e1d; }
.stock-out { color: var(--signal-red); border-color: #2e1a1a; }

.product-actions {
  margin-bottom: 40px;
}

.btn-buy {
  display: block;
  width: 100%;
  padding: 18px 32px;
  background: var(--fg);
  color: #080808;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
  letter-spacing: 0.1em;
  text-decoration: none;
  text-align: center;
  transition: background 0.2s ease, color 0.2s ease;
  margin-bottom: 16px;
}

.btn-buy:hover {
  background: var(--accent);
  color: #080808;
}

.checkout-note {
  text-align: center;
  font-size: 10px;
  letter-spacing: 0.1em;
  color: #333;
}

.product-details {
  border-top: 1px solid #1a1a1a;
  padding-top: 28px;
  margin-bottom: 40px;
}

.detail-row {
  display: flex;
  gap: 24px;
  padding: 10px 0;
  border-bottom: 1px solid #141414;
}

.detail-key {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  color: #333;
  text-transform: uppercase;
  min-width: 100px;
  padding-top: 1px;
}

.detail-val {
  font-family: var(--font-mono);
  font-size: 11px;
  color: #555;
  line-height: 1.5;
}

.product-back {
  margin-top: 32px;
}

.back-link {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: #333;
  text-decoration: none;
  transition: color 0.2s ease;
}

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

@media (max-width: 900px) {
  .product-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .product-visual { position: static; }
  .product-page { padding: 40px 24px; }
}