.modal-overlay {
  position: fixed; inset: 0; background: rgba(10, 20, 24, 0.5);
  opacity: 0; pointer-events: none; transition: opacity 0.2s ease; z-index: 40;
}
.modal-overlay.open { opacity: 1; pointer-events: auto; }

.product-modal {
  position: fixed;
  top: 50%; left: 50%;
  transform: translate(-50%, -48%) scale(0.96);
  width: min(560px, 92vw);
  max-height: 88vh;
  overflow-y: auto;
  background: var(--surface);
  border-radius: 18px;
  box-shadow: var(--shadow);
  z-index: 41;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease, transform 0.18s ease;
}
.product-modal.open { opacity: 1; pointer-events: auto; transform: translate(-50%, -50%) scale(1); }

.modal-close {
  position: absolute; top: 0.8rem; right: 0.8rem;
  width: 2.2rem; height: 2.2rem; border-radius: 999px;
  border: none; background: color-mix(in srgb, var(--ink) 70%, transparent);
  color: #fff; font-size: 1.2rem; line-height: 1; z-index: 1;
}

.modal-art {
  aspect-ratio: 16 / 10;
  display: flex; align-items: center; justify-content: center;
  border-radius: 18px 18px 0 0;
  overflow: hidden;
}
.modal-art svg { width: 40%; height: 40%; }
.modal-art img { width: 100%; height: 100%; object-fit: cover; display: block; }
.modal-art-img { cursor: zoom-in; }

.modal-gallery {
  display: none;
  gap: 0.5rem;
  padding: 0.8rem 1.8rem 0;
}
.gallery-thumb {
  width: 3rem; height: 3rem;
  border-radius: 8px;
  overflow: hidden;
  border: 2px solid transparent;
  padding: 0;
  flex-shrink: 0;
  opacity: 0.6;
  transition: opacity 0.15s ease, border-color 0.15s ease;
}
.gallery-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.gallery-thumb.active { opacity: 1; border-color: var(--accent); }
.gallery-thumb:hover { opacity: 1; }

.modal-body { padding: 1.6rem 1.8rem 1.9rem; }
.modal-cat { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-soft); display: inline-flex; align-items: center; }
.product-modal h3 { font-size: 1.5rem; margin: 0.4rem 0 0.7rem; }
.product-modal p { color: var(--ink-soft); font-size: 0.95rem; margin-bottom: 1.1rem; }
.modal-price { font-variant-numeric: tabular-nums; font-weight: 700; font-size: 1.4rem; margin-bottom: 1.3rem; }

.modal-actions { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.modal-actions .qty-ctrl {
  border: 1px solid var(--line); border-radius: 10px; padding: 0.3rem 0.5rem; gap: 0.7rem;
}
.modal-actions .qty-ctrl button {
  border: none; background: var(--bg); width: 1.8rem; height: 1.8rem; border-radius: 6px; font-size: 1rem;
}
.modal-actions .btn-primary { flex: 1; box-shadow: none; background: var(--accent); color: var(--accent-ink); }

.modal-unavailable {
  background: color-mix(in srgb, var(--ink) 8%, var(--surface));
  color: var(--ink-soft); font-weight: 600; font-size: 0.9rem;
  padding: 0.8rem; border-radius: 10px; text-align: center;
}

.modal-reviews { margin-top: 1.4rem; padding-top: 1.4rem; border-top: 1px solid var(--line); }
.modal-reviews h4 { font-size: 1rem; margin-bottom: 0.8rem; }

.review-stars { color: var(--line); font-size: 0.85rem; letter-spacing: 1px; }
.review-star.filled { color: var(--accent-dark); }

.reviews-summary { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 1rem; }
.reviews-summary strong { font-size: 1rem; }
.reviews-summary span { color: var(--ink-soft); font-size: 0.85rem; }
.reviews-empty { color: var(--ink-soft); font-size: 0.9rem; margin-bottom: 1rem; }

.review-row { padding: 0.7rem 0; border-bottom: 1px solid var(--line); }
.review-row:last-child { border-bottom: none; }
.review-row-head { display: flex; align-items: center; gap: 0.6rem; margin-bottom: 0.3rem; }
.review-author { font-weight: 600; font-size: 0.85rem; }
.review-date { color: var(--ink-soft); font-size: 0.78rem; margin-left: auto; }
.review-comment { color: var(--ink-soft); font-size: 0.88rem; margin: 0; }

.review-gate { color: var(--ink-soft); font-size: 0.88rem; margin: 0.6rem 0 0; }
.review-gate-login-link {
  border: none; background: none; padding: 0; margin-top: 0.3rem;
  color: var(--accent-dark); font-weight: 600; font-size: 0.88rem; text-decoration: underline;
}

.review-form { margin-top: 0.8rem; }
.review-form-label { font-size: 0.88rem; font-weight: 600; margin-bottom: 0.5rem; }
.star-picker { display: flex; gap: 0.2rem; margin-bottom: 0.6rem; }
.star-picker-btn {
  border: none; background: none; padding: 0; font-size: 1.4rem; line-height: 1;
  color: var(--line); cursor: pointer;
}
.star-picker-btn.active { color: var(--accent-dark); }
.review-textarea {
  width: 100%; border: 1px solid var(--line); border-radius: 10px;
  padding: 0.6rem 0.7rem; font: inherit; color: var(--ink); background: var(--bg);
  resize: vertical; margin-bottom: 0.6rem;
}
#reviewSubmit { box-shadow: none; }
#reviewSubmit:disabled { opacity: 0.5; cursor: default; }

@media (max-width: 500px) {
  .product-modal { width: 100vw; max-height: 100vh; height: 100vh; top: 0; left: 0; transform: translateY(8%); border-radius: 0; }
  .product-modal.open { transform: translateY(0); }
  .modal-art { border-radius: 0; }
}