/* The Hueni Collection — light-gallery design system */

:root {
  --bg: #fbfaf8;
  --surface-card: #ffffff;
  --ink: #1c1b1a;
  --muted: #6f6a63;
  --hairline: #e8e5e0;
  --accent: #1f6f6b;         /* deep gem teal, interactive states only */
  --accent-ink: #ffffff;
  --shadow: 0 1px 2px rgb(28 27 26 / 4%), 0 4px 16px rgb(28 27 26 / 6%);
  --shadow-lift: 0 2px 4px rgb(28 27 26 / 6%), 0 12px 32px rgb(28 27 26 / 10%);
  --radius: 10px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ---------- header ---------- */

.site-header {
  border-bottom: 1px solid var(--hairline);
  background: var(--bg);
}

.header-inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 36px 24px 28px;
}

.brand-name {
  margin: 0;
  font-size: 1.7rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.brand-sub {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
  letter-spacing: 0.02em;
}

/* ---------- toolbar ---------- */

.toolbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgb(251 250 248 / 92%);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--hairline);
}

.toolbar-inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 14px 24px 10px;
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.search-input {
  flex: 1 1 220px;
  min-width: 180px;
  padding: 9px 14px;
  border: 1px solid var(--hairline);
  border-radius: 999px;
  background: var(--surface-card);
  font: inherit;
  color: var(--ink);
}

.search-input:focus,
.filter-select:focus,
.range-fields input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
  border-color: var(--accent);
}

.filter-select {
  padding: 8px 10px;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  background: var(--surface-card);
  font: inherit;
  font-size: 0.88rem;
  color: var(--ink);
  max-width: 190px;
}

.range-pop { position: relative; }

.range-pop summary {
  list-style: none;
  cursor: pointer;
  padding: 8px 12px;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  background: var(--surface-card);
  font-size: 0.88rem;
  user-select: none;
}

.range-pop summary::-webkit-details-marker { display: none; }

.range-pop[open] summary { border-color: var(--accent); }

.range-fields {
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lift);
  padding: 14px 16px;
  display: grid;
  gap: 10px;
  z-index: 30;
  white-space: nowrap;
}

.range-fields label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--muted);
}

.range-fields input {
  width: 76px;
  padding: 6px 8px;
  border: 1px solid var(--hairline);
  border-radius: 6px;
  font: inherit;
  font-size: 0.85rem;
}

.result-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 10px;
}

.result-count {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
  font-variant-numeric: tabular-nums;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  flex: 1;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--hairline);
  background: var(--surface-card);
  border-radius: 999px;
  padding: 3px 6px 3px 10px;
  font-size: 0.8rem;
  color: var(--ink);
}

.chip button {
  border: 0;
  background: var(--hairline);
  border-radius: 50%;
  width: 16px;
  height: 16px;
  line-height: 1;
  font-size: 0.7rem;
  cursor: pointer;
  color: var(--muted);
}

.chip button:hover { background: var(--accent); color: var(--accent-ink); }

.result-controls {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-left: auto;
}

.view-toggle {
  display: flex;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  overflow: hidden;
}

.view-btn {
  border: 0;
  background: var(--surface-card);
  padding: 7px 12px;
  font-size: 0.95rem;
  cursor: pointer;
  color: var(--muted);
}

.view-btn.active {
  background: var(--ink);
  color: var(--bg);
}

/* ---------- catalog grid ---------- */

.catalog {
  max-width: 1240px;
  margin: 0 auto;
  padding: 28px 24px 64px;
}

.stone-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 22px;
}

.stone-card {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  text-align: left;
  padding: 0;
  font: inherit;
  color: inherit;
  display: block;
  width: 100%;
}

.stone-card:hover,
.stone-card:focus-visible {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lift);
}

.stone-card:focus-visible { outline: 2px solid var(--accent); }

.card-media {
  aspect-ratio: 1;
  background: #f3f1ed;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.card-media .placeholder { width: 52%; height: auto; opacity: 0.85; }

.card-info { padding: 12px 14px 14px; }

.card-name {
  margin: 0;
  font-size: 0.98rem;
  font-weight: 600;
  letter-spacing: 0.005em;
}

.card-spec {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.card-price {
  margin: 8px 0 0;
  font-size: 0.92rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.card-price .price-note {
  font-weight: 400;
  color: var(--muted);
  font-size: 0.8rem;
}

.card-price.inquire { color: var(--accent); font-weight: 500; }

/* ---------- list view ---------- */

.stone-list { overflow-x: auto; }

.stone-list table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  overflow: hidden;
  font-size: 0.88rem;
}

.stone-list th,
.stone-list td {
  padding: 9px 12px;
  text-align: left;
  border-bottom: 1px solid var(--hairline);
  white-space: nowrap;
}

.stone-list th {
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  background: #f7f5f2;
}

.stone-list th[data-sort] { cursor: pointer; }
.stone-list th[data-sort]:hover { color: var(--accent); }

.stone-list tbody tr { cursor: pointer; }
.stone-list tbody tr:hover { background: #f7f5f2; }
.stone-list tbody tr:last-child td { border-bottom: 0; }

.list-thumb {
  width: 44px;
  height: 44px;
  border-radius: 6px;
  background: #f3f1ed;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.list-thumb img { width: 100%; height: 100%; object-fit: cover; }
.list-thumb .placeholder { width: 60%; }

td.num { font-variant-numeric: tabular-nums; }

.empty-state {
  text-align: center;
  color: var(--muted);
  padding: 64px 0;
}

/* ---------- lightbox ---------- */

.lightbox {
  border: 0;
  border-radius: 14px;
  padding: 0;
  max-width: min(960px, calc(100vw - 32px));
  width: 100%;
  box-shadow: var(--shadow-lift);
  background: var(--surface-card);
  color: var(--ink);
}

.lightbox::backdrop {
  background: rgb(28 27 26 / 45%);
  backdrop-filter: blur(3px);
}

.lb-body {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
}

.lb-media {
  background: #f3f1ed;
  display: grid;
  place-items: center;
  min-height: 380px;
}

.lb-media img { width: 100%; height: 100%; object-fit: cover; }
.lb-media .placeholder { width: 45%; }

.lb-details { padding: 28px 28px 24px; }

.lb-stone-name {
  margin: 0 0 2px;
  font-size: 1.35rem;
  font-weight: 600;
}

.lb-sku {
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
}

.lb-price {
  margin: 14px 0 4px;
  font-size: 1.25rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.lb-price .price-note { font-size: 0.85rem; font-weight: 400; color: var(--muted); }

.spec-table {
  margin: 16px 0 0;
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.spec-table th {
  text-align: left;
  color: var(--muted);
  font-weight: 500;
  padding: 5px 12px 5px 0;
  width: 40%;
  vertical-align: top;
}

.spec-table td { padding: 5px 0; }

.lb-inquire-btn {
  margin-top: 20px;
  width: 100%;
  padding: 12px;
  border: 0;
  border-radius: 8px;
  background: var(--accent);
  color: var(--accent-ink);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.lb-inquire-btn:hover { filter: brightness(1.08); }

.lb-close,
.lb-nav {
  position: absolute;
  border: 0;
  background: rgb(255 255 255 / 85%);
  border-radius: 50%;
  width: 38px;
  height: 38px;
  font-size: 1.1rem;
  cursor: pointer;
  color: var(--ink);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow);
  z-index: 5;
}

.lb-close { top: 12px; right: 12px; }
.lb-nav { top: 50%; transform: translateY(-50%); font-size: 1.5rem; }
.lb-prev { left: 12px; }
.lb-next { right: 12px; }
.lb-close:hover, .lb-nav:hover { background: var(--surface-card); }

/* inquiry form */

.inquire-form { display: grid; gap: 10px; margin-top: 16px; }

.inquire-form input,
.inquire-form textarea {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  font: inherit;
  font-size: 0.9rem;
}

.inquire-form textarea { min-height: 84px; resize: vertical; }

.inquire-form .hp { position: absolute; left: -9999px; }

.form-status { font-size: 0.85rem; margin: 0; }
.form-status.ok { color: var(--accent); }
.form-status.err { color: #b3423a; }

/* ---------- footer ---------- */

.site-footer {
  border-top: 1px solid var(--hairline);
  color: var(--muted);
  font-size: 0.83rem;
}

.site-footer p {
  max-width: 1240px;
  margin: 0 auto;
  padding: 24px;
}

/* ---------- responsive ---------- */

@media (max-width: 720px) {
  .header-inner { padding: 24px 16px 20px; }
  .toolbar-inner, .catalog { padding-left: 16px; padding-right: 16px; }
  .stone-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .card-info { padding: 10px 11px 12px; }
  .lb-body { grid-template-columns: 1fr; }
  .lb-media { min-height: 260px; }
  .lb-nav { top: 130px; }
  .filter-select { max-width: 46vw; }
}