/* ============================================================
   Цахим цуглуулга — collection.html
   Brandbook-ийн дагуу: #031F3E (хар хөх), #E91518 (улаан акцент),
   #3B0002 (улаан хүрэн background), gradient #022954→#00142B
   ============================================================ */

:root {
  --gold:        #C9A24A;
  --gold-light:  #E5C97B;
  --gold-deep:   #8C6A1F;
  --maroon:      #3B0002;
  --maroon-deep: #270203;
  --maroon-mid:  #5A0407;
  --bb-red:      #E91518;       /* brandbook accent */
  --container:   1440px;
}

.container {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 0 var(--page-gutter);
}

/* ───────── BREADCRUMB ───────── */
.breadcrumb-nav {
  background: var(--gray);
  border-bottom: 1px solid #e5e5e5;
  padding: 14px 0;
  font-size: .82rem;
}
.breadcrumb-nav ol {
  display: flex;
  align-items: center;
  gap: 10px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.breadcrumb-nav a { color: var(--muted); transition: color .2s; }
.breadcrumb-nav a:hover { color: var(--navy); }
.breadcrumb-nav .sep i { font-size: .65rem; color: #aaa; }
.breadcrumb-nav [aria-current] {
  color: var(--navy);
  font-weight: 600;
}

/* ───────── HERO — Maroon, 5 gold tamgas, door pattern ───────── */
.coll-hero {
  position: relative;
  background: linear-gradient(180deg, #3B0002 0%, #270203 100%);
  color: #fff;
  overflow: hidden;
  padding: 80px 32px 100px;
  isolation: isolate;
}


/* Tamga repeating pattern in background */
.coll-hero-pattern {
  position: absolute;
  inset: 0;
  background: none;
  z-index: -2;
}

/* Door Gold ornament — left side decoration */
.coll-hero-door {
  position: absolute;
  left: -80px;
  top: 50%;
  transform: translateY(-50%);
  width: 520px;
  z-index: -1;
  opacity: 0.55;
  pointer-events: none;
}
.coll-hero-door img { width: 100%; height: auto; display: block; }

.coll-hero-inner {
  position: relative;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
  z-index: 1;
}

/* 5 GOLD TAMGAS row */
.tamgas-row {
  display: flex;
  justify-content: center;
  gap: 18px;
  margin-bottom: 36px;
}
.tamgas-row img {
  width: 64px;
  height: 64px;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,.5));
  transition: transform .4s ease;
}
.tamgas-row img:hover { transform: translateY(-4px) scale(1.08); }

.coll-hero-tag {
  display: inline-block;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .25em;
  color: var(--gold-light);
  text-transform: uppercase;
  border: 1px solid var(--gold);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.coll-hero-title {
  font-size: clamp(1.65rem, 3.2vw, 2.4rem);
  font-weight: 700;
  letter-spacing: .02em;
  line-height: 1.1;
  margin: 0 0 22px;
  text-transform: uppercase;
}

.coll-hero-desc {
  font-size: 1.05rem;
  line-height: 1.7;
  color: rgba(255,255,255,.85);
  max-width: 720px;
  margin: 0 auto 40px;
}
.coll-hero-desc strong { color: var(--gold-light); font-weight: 700; }

/* SEARCH BAR */
.coll-search {
  display: flex;
  align-items: center;
  background: rgba(255,255,255,.95);
  border: 2px solid var(--gold);
  border-radius: 100px;
  padding: 6px 6px 6px 22px;
  max-width: 640px;
  margin: 0 auto 50px;
  box-shadow: 0 8px 32px rgba(0,0,0,.35);
}
.coll-search > i {
  color: var(--maroon);
  font-size: 1rem;
  margin-right: 12px;
}
.coll-search input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  font-family: inherit;
  font-size: .95rem;
  color: var(--text);
  padding: 12px 8px;
}
.coll-search input::placeholder { color: var(--muted); }
.coll-search-btn {
  background: var(--navy);
  color: #fff;
  border: none;
  padding: 12px 28px;
  border-radius: 100px;
  font-family: inherit;
  font-weight: 700;
  font-size: .85rem;
  cursor: pointer;
  transition: background .2s;
}
.coll-search-btn:hover { background: var(--bb-red); }

/* HERO STATS */
.coll-hero-stats {
  display: flex;
  justify-content: center;
  gap: 60px;
  flex-wrap: wrap;
  padding-top: 30px;
  border-top: 1px solid rgba(201, 162, 74, .25);
}
.stat-num {
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--gold-light);
  line-height: 1;
  margin-bottom: 6px;
}
.stat-label {
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .2em;
  color: rgba(255,255,255,.7);
  text-transform: uppercase;
}

/* ───────── CATEGORY CARDS ───────── */
.coll-categories {
  padding: 90px 0;
  background: var(--white);
}
.section-header {
  text-align: center;
  margin-bottom: 50px;
}
.section-tag {
  display: inline-block;
  color: var(--bb-red);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .25em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  color: var(--navy);
  margin: 0 0 18px;
}
.section-line {
  width: 60px;
  height: 3px;
  background: var(--bb-red);
  margin: 0 auto;
}

.cat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 18px;
}
.cat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 32px 20px 28px;
  background: var(--white);
  border: 1px solid #ececec;
  border-radius: var(--radius);
  transition: all .25s;
  position: relative;
  overflow: hidden;
}
.cat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s;
}
.cat-card:hover {
  border-color: var(--gold);
  box-shadow: 0 10px 24px rgba(3, 31, 62, .1);
  transform: translateY(-3px);
}
.cat-card:hover::before { transform: scaleX(1); }

.cat-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, #031F3E 0%, #022954 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  transition: transform .25s;
}
.cat-icon i { color: var(--gold-light); font-size: 1.3rem; }
.cat-icon svg { width: 26px; height: 26px; color: var(--gold-light); }
.cat-card:hover .cat-icon { transform: rotate(-6deg) scale(1.06); }

.cat-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 4px;
}
.cat-count {
  font-size: .78rem;
  color: var(--muted);
}

/* ───────── FEATURED ───────── */
.coll-featured {
  padding: 90px 0;
  background:
    linear-gradient(180deg, #3B0002 0%, #270203 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.coll-featured::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 600px;
  height: 600px;
  background: url('../img/shirdeg.png') center/contain no-repeat;
  opacity: 0.22;
  pointer-events: none;
}

.featured-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.featured-img {
  display: block;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
  border: 3px solid var(--gold);
}
.featured-img img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  display: block;
  transition: transform 1s;
}
.featured-img:hover img { transform: scale(1.04); }

.featured-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--gold);
  color: var(--maroon-deep);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 22px;
}
.featured-title {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700;
  margin: 0 0 8px;
  color: #fff;
  letter-spacing: .02em;
}
.featured-title a {
  color: inherit;
  text-decoration: none;
  transition: color .15s;
}
.featured-title a:hover { color: var(--gold-light); }
.featured-author {
  font-size: .9rem;
  color: var(--gold-light);
  font-style: italic;
  margin-bottom: 22px;
}
.featured-desc {
  font-size: 1rem;
  line-height: 1.7;
  color: rgba(255,255,255,.85);
  margin-bottom: 28px;
}

.featured-meta {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px 32px;
  margin: 0 0 32px;
  padding: 22px 0;
  border-top: 1px solid rgba(201, 162, 74, .25);
  border-bottom: 1px solid rgba(201, 162, 74, .25);
}
.featured-meta div { display: flex; flex-direction: column; gap: 4px; }
.featured-meta dt {
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin: 0;
}
.featured-meta dd {
  font-size: .95rem;
  color: #fff;
  margin: 0;
}

/* ───────── BROWSER ───────── */
.coll-browser {
  padding: 80px 0 100px;
  background: var(--white);
}

.browser-toolbar {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 16px 20px;
  background: var(--gray);
  border-radius: var(--radius);
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.filter-toggle {
  display: none;       /* shown on mobile */
  background: var(--navy);
  color: #fff;
  border: none;
  padding: 10px 18px;
  border-radius: var(--radius);
  font-family: inherit;
  font-weight: 600;
  font-size: .85rem;
  cursor: pointer;
  gap: 8px;
  align-items: center;
}
.filter-toggle i { margin-right: 6px; }
.result-count { font-size: .9rem; color: var(--muted); }
.result-count strong { color: var(--maroon); font-size: 1.15rem; font-weight: 700; margin-right: 4px; }

.toolbar-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 18px;
}
.sort-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .85rem;
  color: var(--muted);
}
.sort-label select {
  border: 1px solid #ddd;
  border-radius: var(--radius);
  padding: 8px 12px;
  background: #fff;
  font-family: inherit;
  font-size: .85rem;
  color: var(--maroon);
  font-weight: 600;
  cursor: pointer;
}
.sort-label select:focus {
  outline: none;
  border-color: var(--maroon);
}

.view-switch {
  display: flex;
  border: 1px solid #ddd;
  border-radius: var(--radius);
  overflow: hidden;
}
.view-btn {
  background: #fff;
  border: none;
  padding: 8px 14px;
  cursor: pointer;
  color: var(--muted);
  transition: all .2s;
}
.view-btn i { color: var(--muted); transition: color .2s; }
.view-btn:hover i { color: var(--maroon); }
.view-btn.active {
  background: var(--maroon);
  color: #fff;
}
.view-btn.active i { color: #fff; }
.view-btn + .view-btn { border-left: 1px solid #ddd; }

/* ───────── BROWSER LAYOUT ───────── */
.browser-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 40px;
  align-items: start;
}

/* SIDEBAR FILTERS */
.filter-sidebar {
  position: sticky;
  top: 130px;
  background: var(--white);
  border: 1px solid #ececec;
  border-radius: var(--radius);
  padding: 0 24px 24px;
}
.filter-sidebar .filter-group:first-child h4 {
  margin-top: 0;
  padding-top: 0;
}
.filter-group { margin-bottom: 26px; }
.filter-group h4 {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--navy);
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--gold);
}
.filter-list { list-style: none; margin: 0; padding: 0; }
.filter-list li { margin-bottom: 9px; }
.filter-list label {
  display: flex;
  align-items: center;
  gap: 9px;
  cursor: pointer;
  font-size: .85rem;
  color: var(--text);
  transition: color .15s;
}
.filter-list label:hover { color: var(--navy); }
.filter-list input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--bb-red);
  cursor: pointer;
}
.filter-list em {
  font-style: normal;
  color: var(--muted);
  font-size: .78rem;
  margin-left: auto;
}
.filter-input {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid #ddd;
  border-radius: var(--radius);
  font-family: inherit;
  font-size: .85rem;
  outline: none;
  transition: border-color .2s;
}
.filter-input:focus { border-color: var(--navy); }

.filter-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 8px;
}
.btn-block { width: 100%; justify-content: center; }
.btn-ghost {
  background: transparent;
  color: var(--muted);
  border: 1px solid #ddd;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-family: inherit;
  font-weight: 600;
  font-size: .85rem;
  cursor: pointer;
  transition: all .2s;
}
.btn-ghost:hover { color: var(--navy); border-color: var(--navy); }

/* ═══════════════════════════════════════════════════════════
   PRADO-STYLE FILTERS — horizontal dropdowns
   ═══════════════════════════════════════════════════════════ */
.prado-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 22px 0;
  border-top: 1px solid #d4d4d4;
  border-bottom: 1px solid #d4d4d4;
  margin-bottom: 22px;
  align-items: center;
}

.prado-filter {
  position: relative;
}
.prado-filter summary {
  cursor: pointer;
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--maroon);
  background: #fff;
  border: 1px solid #d4d4d4;
  border-radius: 100px;
  user-select: none;
  transition: all .2s;
}
.prado-filter summary::-webkit-details-marker { display: none; }
.prado-filter summary::marker { display: none; content: ''; }
.prado-filter summary:hover {
  border-color: var(--maroon);
  background: #fff;
}
.prado-filter summary i {
  font-size: .7rem;
  color: var(--muted);
  transition: transform .2s, color .2s;
}
.prado-filter[open] summary {
  background: var(--maroon);
  color: #fff;
  border-color: var(--maroon);
}
.prado-filter[open] summary i { color: #fff; transform: rotate(180deg); }
.prado-filter.has-active summary {
  border-color: var(--maroon);
  background: #f7eee9;
}
.prado-filter[open].has-active summary { background: var(--maroon); color: #fff; }

.prado-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  background: #fff;
  border: 1px solid #e5e5e5;
  border-radius: var(--radius);
  padding: 14px 18px;
  box-shadow: 0 14px 38px rgba(0,0,0,.14);
  min-width: 260px;
  z-index: 20;
  max-height: 360px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.prado-menu label {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 4px;
  font-size: .88rem;
  color: var(--text);
  cursor: pointer;
  border-radius: 4px;
  transition: background .15s;
}
.prado-menu label:hover { background: #faf8f3; }
.prado-menu input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--bb-red);
  cursor: pointer;
  flex-shrink: 0;
}
.prado-menu em {
  font-style: normal;
  color: var(--muted);
  font-size: .78rem;
  margin-left: auto;
}

.prado-menu-input { flex-direction: row; gap: 8px; }
.prado-input {
  flex: 1;
  border: 1px solid #ddd;
  border-radius: var(--radius);
  padding: 8px 12px;
  font-family: inherit;
  font-size: .85rem;
  outline: none;
  min-width: 180px;
}
.prado-input:focus { border-color: var(--maroon); }
.prado-input-apply {
  background: var(--maroon);
  color: #fff;
  border: none;
  padding: 8px 16px;
  border-radius: var(--radius);
  font-family: inherit;
  font-size: .8rem;
  font-weight: 600;
  cursor: pointer;
  transition: background .2s;
}
.prado-input-apply:hover { background: var(--maroon-deep); }

.prado-clear {
  background: transparent;
  color: var(--maroon);
  border: 1px solid transparent;
  padding: 10px 18px;
  font-family: inherit;
  font-size: .82rem;
  font-weight: 600;
  cursor: pointer;
  border-radius: 100px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  transition: all .2s;
}
.prado-clear:hover { background: #fbe9e9; }

/* ─── Meta row (result count + chips + sort/view) ─── */
.prado-meta-row {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  padding: 6px 0 22px;
}
.prado-meta-row .result-count { flex-shrink: 0; }
.prado-meta-right {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-left: auto;
  flex-wrap: wrap;
}

/* ─── Active filter chips ─── */
.prado-active-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  flex: 1;
  min-width: 0;
}
.prado-active-chips:empty { display: none; }
.prado-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--maroon);
  color: #fff;
  font-size: .76rem;
  font-weight: 600;
  padding: 6px 8px 6px 14px;
  border-radius: 100px;
  letter-spacing: .02em;
}
.prado-chip-group {
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-right: 4px;
}
.prado-chip-remove {
  background: rgba(255,255,255,.18);
  border: none;
  color: #fff;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  cursor: pointer;
  font-size: .65rem;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  transition: background .15s;
}
.prado-chip-remove:hover { background: rgba(255,255,255,.36); }
.prado-chip-remove i { color: #fff; }


/* ═══════════════════════════════════════════════════════════
   ARTWORK GRID — 4 баганат жигд мөртэй grid, natural aspect
   ═══════════════════════════════════════════════════════════ */
.artwork-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  align-items: start;
}

.art-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid #ececec;
  transition: all .3s;
  display: flex;
  flex-direction: column;
  width: 100%;
}
.art-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 32px rgba(3, 31, 62, .15);
  border-color: var(--gold);
}

.art-img {
  position: relative;
  display: block;
  overflow: hidden;
  background: var(--white);
}
.art-img img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform .8s;
}
.art-card:hover .art-img img { transform: scale(1.04); }

.bookmark {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,.9);
  color: var(--navy);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all .2s;
  z-index: 2;
}
.bookmark:hover {
  background: var(--bb-red);
  color: #fff;
  transform: scale(1.1);
}
.bookmark.active { background: var(--bb-red); color: #fff; }
.bookmark.active i { font-weight: 900; }

.art-body { padding: 18px; flex: 1; display: flex; flex-direction: column; gap: 6px; }
.art-cat {
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--bb-red);
}
.art-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin: 0;
  letter-spacing: .02em;
  line-height: 1.3;
}
.art-title a {
  color: inherit;
  text-decoration: none;
  transition: color .15s;
}
.art-title a:hover { color: var(--maroon); }
.art-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: .78rem;
  color: var(--muted);
  margin-top: 2px;
}
.art-meta span { display: inline-flex; align-items: center; gap: 5px; }
.art-meta i { color: var(--gold-deep); }
.art-id {
  font-family: 'Courier New', monospace;
  font-size: .72rem;
  color: var(--muted);
  margin-top: auto;
  padding-top: 8px;
  border-top: 1px dashed #eee;
  letter-spacing: .05em;
}

/* Short description — зөвхөн list view-д харагдана */
.art-desc {
  display: none;
  font-size: .88rem;
  color: var(--text);
  line-height: 1.6;
  margin: 6px 0 4px;
}

/* ───────── LIST VIEW (override 4-col grid → single column) ───────── */
.artwork-grid.list-view {
  display: flex;
  flex-direction: column;
  gap: 16px;
  grid-template-columns: unset;
}
.artwork-grid.list-view .art-card {
  display: flex;
  flex-direction: row;
  align-items: stretch;
  margin: 0;
  width: 100%;
}
.artwork-grid.list-view .art-img {
  flex: 0 0 260px;
  max-width: 260px;
}
.artwork-grid.list-view .art-img img {
  height: 100%;
  object-fit: cover;
}
.artwork-grid.list-view .art-body {
  padding: 22px 26px;
  gap: 8px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.artwork-grid.list-view .art-title {
  font-size: 1.15rem;
}
.artwork-grid.list-view .art-desc {
  display: block;
}
.artwork-grid.list-view .art-id {
  border-top: none;
  padding-top: 0;
  margin-top: 6px;
  font-size: .76rem;
}

@media (max-width: 640px) {
  .artwork-grid.list-view .art-card { flex-direction: column; }
  .artwork-grid.list-view .art-img { flex: 0 0 auto; max-width: none; }
}

/* ───────── PAGINATION ───────── */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  margin-top: 50px;
  flex-wrap: wrap;
}
.page-btn {
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  border: 1px solid #ddd;
  background: #fff;
  color: var(--navy);
  border-radius: var(--radius);
  font-family: inherit;
  font-weight: 600;
  font-size: .9rem;
  cursor: pointer;
  transition: all .2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.page-btn:hover:not(:disabled):not(.active) {
  background: var(--gray);
  border-color: var(--navy);
}
.page-btn.active {
  background: var(--navy);
  color: #fff;
  border-color: var(--navy);
}
.page-btn:disabled,
.page-btn.disabled {
  opacity: .4;
  cursor: not-allowed;
  pointer-events: none;
}
a.page-btn { text-decoration: none; }
.page-ellipsis {
  color: var(--muted);
  padding: 0 6px;
  font-weight: 700;
}

/* ───────── RESPONSIVE ───────── */
@media (max-width: 1200px) {
  .artwork-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 1024px) {
  .featured-grid { grid-template-columns: 1fr; gap: 36px; }
  .featured-img img { height: 380px; }
  .coll-hero-door { width: 360px; left: -120px; opacity: .35; }
}

@media (max-width: 768px) {
  .container { padding: 0 var(--page-gutter-sm); }
  .coll-hero { padding: 56px 20px 70px; }
  .tamgas-row { gap: 10px; }
  .tamgas-row img { width: 44px; height: 44px; }
  .coll-hero-stats { gap: 30px; }
  .stat-num { font-size: 1.7rem; }

  .coll-search { flex-direction: column; padding: 14px; border-radius: 12px; }
  .coll-search > i { display: none; }
  .coll-search input { width: 100%; padding: 10px 14px; border: 1px solid #ddd; border-radius: 8px; }
  .coll-search-btn { width: 100%; margin-top: 10px; }

  .prado-filters { gap: 6px; padding: 16px 0; }
  .prado-filter summary { padding: 8px 14px; font-size: .78rem; }
  .prado-clear { margin-left: 0; }

  .prado-meta-row { gap: 14px; }
  .prado-meta-right { gap: 10px; }

  .featured-meta { grid-template-columns: 1fr; gap: 14px; }

  .artwork-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }
  .art-body { padding: 12px; }
  .art-title { font-size: .9rem; }

  .pagination { gap: 3px; }
  .page-btn { min-width: 34px; height: 34px; font-size: .8rem; padding: 0 8px; }
}

@media (max-width: 480px) {
  .coll-hero-title { font-size: 1.8rem; }
  .coll-hero-desc { font-size: .9rem; }
  .tamgas-row img { width: 36px; height: 36px; }
  .coll-hero-stats { gap: 20px; }
  .stat-num { font-size: 1.4rem; }
  .stat-label { font-size: .65rem; letter-spacing: .15em; }
  .artwork-grid { grid-template-columns: 1fr; }
}


/* ============================================================
   Decorative TRANSPARENT-BG watermark images
   (Hero-аас бусад сэкцэд)
   ============================================================ */
.coll-categories,
.coll-featured,
.coll-browser {
  position: relative;
  isolation: isolate;
  overflow: hidden;
}

/* Inner container above decoration */
.coll-categories > .container,
.coll-featured > .container,
.coll-browser > .container {
  position: relative;
  z-index: 1;
}

/* Common pseudo-element base */
.coll-categories::after,
.coll-browser::after {
  content: '';
  position: absolute;
  pointer-events: none;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  z-index: 0;
}

/* CATEGORIES — Deel-red (баруун тийш шахаж тал нь дэлгэцнээс гарсан) */
.coll-categories::after {
  top: 0;
  right: -240px;
  width: 600px;
  height: 720px;
  background-image: url('../img/deel-red.png');
  background-position: top right;
  opacity: 0.85;
}

/* BROWSER — Хатгамалтай дэвс, тохмын хэсгүүд (left) */
.coll-browser::after {
  top: 60px;
  left: -120px;
  width: 480px;
  height: 480px;
  background-image: url('../ transparent-bg/ХАТГАМАЛТАЙ ДЭВС, ТОХМЫН ХЭСГҮҮД.png');
  opacity: 0.16;
}

@media (max-width: 768px) {
  .coll-categories::after,
  .coll-browser::after { display: none; }
}