/* Hallmark · pre-emit critique: P4 H4 E4 S4 R5 V4
 * genre: editorial (giọng nhãn bảo tàng, không phải tạp chí) · design-system: DESIGN.md · designed-as-app
 * families: Split Studio (home) · Index-First (collection, artists, hub) · Catalogue (medium, creator) · Photographic (artwork) · Long Document (stub)
 * theme: custom · vibe: "vựng tập bảo tàng, giấy ivory, son và vàng quỳ trên nền cánh gián"
 * paper: oklch(96.5% 0.010 82) · accent: oklch(42% 0.145 26) · accent-2: vàng quỳ, chỉ kẻ mạ
 * display: Archivo (wdth 125 tiêu đề / 62 nhãn, roman) · body: Public Sans · axes: light / grotesk-sans-wide / warm
 * nav: bar đơn sticky (lockup logo + wordmark, 4 link condensed, kẻ 2px mực; N9-lean, không CTA) · footer: Ft4 (sans, paragraphs, date+attribution, on surface-deep)
 * enrichment: photographic placeholders (Pexels, alt + data-placeholder, không nhãn trên giao diện) · motion: surface-shift
 * contrast: pass (40-41) · slop: pass (42-45) · honest: pass (46) · chrome: pass (47) · tokens: pass (48) · responsive: pass (49) · mobile: pass (34, 49, 50-57)
 * studied: no · context: user-provided · 2026-09-03
 */
/* tokens.css được nạp bằng thẻ link ngay trước file này; mọi giá trị ở đây đi qua var(--*). */

/* ---------- nền ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { overflow-x: clip; -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--bar-h) + var(--space-lg)); }
body {
  margin: 0;
  overflow-x: clip;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--wght-body);
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
p, h1, h2, h3, h4, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-stretch: var(--wdth-title);
  font-weight: var(--wght-title);
  font-style: normal;
  letter-spacing: var(--track-title);
  line-height: var(--lh-heading);
  overflow-wrap: anywhere;
  min-width: 0;
}
em { font-style: italic; }
strong { font-weight: var(--wght-strong); }
:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 2px; }
::selection { background: var(--color-paper-3); }

.wrap { max-width: var(--page-max); margin-inline: auto; padding-inline: var(--page-gutter); }
.prose { max-width: var(--measure); }
.prose p + p { margin-top: var(--space-md); }
.muted { color: var(--color-muted); }

/* nhãn condensed viết hoa, số hiệu tabular */
.caps {
  font-family: var(--font-body);
  font-stretch: var(--wdth-label);
  font-weight: var(--wght-label);
  font-size: var(--text-sm);
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  line-height: var(--lh-label);
  font-variant-numeric: tabular-nums;
}
.num {
  font-family: var(--font-body);
  font-stretch: normal;
  font-variant-numeric: lining-nums tabular-nums;
  letter-spacing: 0.02em;
}

/* link C3: một chữ, một mũi tên, gạch dưới 1px */
.link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-weight: var(--wght-strong);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
  transition: text-decoration-thickness var(--dur-short) var(--ease-out);
}
.link:hover, .link.is-hover { text-decoration-thickness: 2px; }
.link:active, .link.is-active-state { color: var(--color-ink-2); }
.link[aria-disabled="true"] { color: var(--color-muted); text-decoration: none; cursor: not-allowed; }
.prose a { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
.prose a:hover { text-decoration-thickness: 2px; }

/* chip C1: chữ nhật, chỉ trạng thái */
.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  padding: var(--space-3xs) var(--space-xs);
  border: var(--rule-hair) solid var(--color-ink);
  border-radius: var(--radius);
  white-space: nowrap;
  color: var(--color-ink);
  vertical-align: middle;
}
.chip--dashed { border-style: dashed; border-color: var(--color-rule); color: var(--color-muted); }
.chip--gilt { border-width: var(--rule-gilt); border-color: var(--color-accent-2); }
.chip--muted { border-color: var(--color-rule); color: var(--color-muted); }

/* ---------- đầu trang: bar đơn sticky ---------- */
.site-top {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky-nav);
  background: var(--color-paper);
}
.bar { position: relative; border-bottom: var(--rule-heavy) solid var(--color-ink); }
.bar .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  min-height: var(--bar-h);
}
.brand { display: flex; align-items: center; gap: var(--space-sm); min-width: 0; min-height: 44px; line-height: 1; }
.brand:hover .brand__wordmark, .brand.is-hover .brand__wordmark { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
.brand:active .brand__wordmark { color: var(--color-ink-2); }
.brand__logo { height: 44px; width: auto; flex: none; }
.brand__divider { width: var(--rule-hair); height: 40px; background: var(--color-rule); flex: none; }
.brand__text { display: flex; flex-direction: column; gap: var(--space-2xs); min-width: 0; }
.brand__wordmark {
  font-family: var(--font-display);
  font-stretch: var(--wdth-title);
  font-weight: var(--wght-title);
  font-size: var(--text-md);
  letter-spacing: var(--track-title);
  line-height: 1;
  white-space: nowrap;
}
.brand__member { font-size: var(--text-sm); color: var(--color-muted); white-space: nowrap; }

.bar__nav { display: flex; align-items: center; gap: var(--space-lg); }
.bar__links { display: flex; align-items: center; gap: var(--space-lg); }
.bar__links a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  border-bottom: var(--rule-heavy) solid transparent;
  white-space: nowrap;
  line-height: 1;
  transition: border-color var(--dur-short) var(--ease-out);
}
.bar__links a:hover, .bar__links a.is-hover { border-bottom-color: var(--color-rule); }
.bar__links a.is-active { border-bottom-color: var(--color-ink); }
.bar__links a:active { color: var(--color-ink-2); }
.has-sub { position: relative; }
.bar__sub {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 170px;
  padding: var(--space-2xs) 0;
  border: var(--rule-hair) solid var(--color-rule);
  background: var(--color-paper);
  z-index: var(--z-raised);
}
.has-sub:hover .bar__sub, .has-sub:focus-within .bar__sub { display: block; }
.bar__sub a {
  display: flex;
  min-height: 40px;
  align-items: center;
  padding-inline: var(--space-md);
  border-bottom: none;
  white-space: nowrap;
}
.bar__sub a:hover, .bar__sub a.is-active { background: var(--color-paper-2); }
.bar__panel .bar__sub { display: block; position: static; border: none; padding: 0; }
.bar__panel .bar__sub a { padding-inline-start: calc(var(--page-gutter) + var(--space-lg)); }
.bar__toggle {
  display: none;
  min-height: 44px;
  min-width: 44px;
  padding: 0 var(--space-md);
  border: var(--rule-hair) solid var(--color-ink);
  border-radius: var(--radius);
  background: var(--color-paper);
  color: var(--color-ink);
  font: inherit;
  cursor: pointer;
  line-height: 1;
}
.bar__toggle:hover, .bar__toggle.is-hover { background: var(--color-paper-2); }
.bar__toggle:active { transform: translateY(1px); }
.bar__toggle[aria-expanded="true"] { background: var(--color-ink); color: var(--color-paper); }
.bar__panel { display: none; position: absolute; left: 0; right: 0; top: 100%; border-bottom: var(--rule-hair) solid var(--color-rule); background: var(--color-paper); z-index: var(--z-raised); }
.bar__panel a {
  display: flex;
  align-items: center;
  min-height: 48px;
  padding-inline: var(--page-gutter);
  border-top: var(--rule-hair) solid var(--color-rule-2);
}
.bar__panel a.is-active { font-weight: var(--wght-strong); }
.bar__panel a:hover { background: var(--color-paper-2); }
.bar__panel a:active { background: var(--color-paper-3); }

/* ---------- Dossier Sub-Navigation ---------- */
.dossier-tabs {
  background: var(--color-paper-2);
  border-bottom: var(--rule-heavy) solid var(--color-ink);
  overflow-x: auto;
  white-space: nowrap;
  -webkit-overflow-scrolling: touch;
}
.dossier-tabs .wrap {
  display: flex;
  gap: var(--space-sm);
  padding-block: var(--space-2xs);
}
.dossier-tabs a {
  font-family: var(--font-body);
  font-stretch: var(--wdth-label);
  font-weight: var(--wght-label);
  font-size: var(--text-xs);
  letter-spacing: var(--track-label);
  padding: var(--space-2xs) var(--space-md);
  border: var(--rule-hair) solid transparent;
  color: var(--color-muted);
  text-transform: uppercase;
  transition: all var(--dur-short) var(--ease-out);
  display: inline-flex;
  align-items: center;
  min-height: 38px;
}
.dossier-tabs a:hover {
  color: var(--color-ink);
  border-color: var(--color-rule);
  background: var(--color-paper-3);
}
.dossier-tabs a[aria-current="page"] {
  color: var(--color-accent);
  border-color: var(--color-accent);
  background: var(--color-paper);
  font-weight: var(--wght-strong);
}

/* ---------- Archival Hero Viewport (Strict 100vh) ---------- */
.hero--archival, .hero--100vh {
  position: relative;
  background: var(--color-surface-deep);
  color: var(--color-paper);
  height: calc(100vh - var(--bar-h));
  height: calc(100dvh - var(--bar-h));
  max-height: calc(100vh - var(--bar-h));
  max-height: calc(100dvh - var(--bar-h));
  display: flex;
  align-items: center;
  padding-block: var(--space-md);
  box-sizing: border-box;
  overflow: hidden;
  border-bottom: var(--rule-heavy) solid var(--color-accent-2);
}

.hero--archival {
  padding-block: 0;
}

.hero--100vh-paper {
  position: relative;
  background: var(--color-paper);
  color: var(--color-ink);
  height: calc(100vh - var(--bar-h));
  height: calc(100dvh - var(--bar-h));
  max-height: calc(100vh - var(--bar-h));
  max-height: calc(100dvh - var(--bar-h));
  display: flex;
  align-items: center;
  box-sizing: border-box;
  overflow: hidden;
  border-bottom: var(--rule-heavy) solid var(--color-ink);
}

.hero--archival .wrap, .hero--100vh .wrap, .hero--100vh-paper .wrap {
  width: 100%;
  max-height: 100%;
}

.hero--archival .spread, .hero--100vh .spread, .hero--100vh-paper .spread {
  padding-block: 0;
  align-items: center;
  max-height: 100%;
}

.hero--archival .spread {
  grid-template-columns: 1fr;
}

.hero--archival .title, .hero--100vh .title {
  color: var(--color-paper);
  font-size: clamp(2.25rem, 5.5vh + 1.25rem, 4.25rem);
  line-height: 1.1;
  max-width: none;
}

.hero--100vh-paper .title {
  font-size: clamp(1.75rem, 3.5vh + 1rem, 3.25rem);
  line-height: 1.15;
}

.hero--archival .lede, .hero--100vh .lede, .hero--100vh-paper .lede {
  color: var(--color-paper-2);
  margin-top: var(--space-sm);
  max-width: 42ch;
  line-height: 1.5;
}

.hero--100vh-paper .lede {
  color: var(--color-muted);
}

.hero--archival .spread__side, .hero--100vh .spread__side, .hero--100vh-paper .spread__side {
  max-height: calc(100vh - var(--bar-h) - 120px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
}

.hero--archival .plate, .hero--100vh .plate, .hero--100vh-paper .plate {
  max-height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero--archival .plate__box, .hero--100vh .plate__box, .hero--100vh-paper .plate__box, .spread--photo .plate__box {
  max-height: calc(100vh - var(--bar-h) - 160px);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(34, 28, 24, 0.08);
}

.hero--archival .plate__box img, .hero--100vh .plate__box img, .hero--100vh-paper .plate__box img, .spread--photo .plate__box img {
  max-height: calc(100vh - var(--bar-h) - 170px);
  width: auto;
  max-width: 100%;
  object-fit: contain;
}

.hero--photo .spread__text .caps { color: rgba(247, 243, 236, 0.82); }
.hero--photo .spread__text .title { color: var(--color-paper); }
.hero--photo .spread__text .lede { color: rgba(247, 243, 236, 0.88); }
.hero--photo .spread__side label.caps { color: var(--color-paper); }
.hero--photo .spread__text .spec dt.caps { color: var(--color-muted); }

.hero-slide__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1);
}
.hero-slide__scrim {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(90deg, rgba(20, 16, 12, 0.78) 0%, rgba(20, 16, 12, 0.45) 55%, rgba(20, 16, 12, 0.15) 100%);
}
@keyframes hero-zoom-in {
  from { transform: scale(1); }
  to { transform: scale(1.08); }
}
.hero-slide.is-active .hero-slide__bg {
  animation: hero-zoom-in 5s linear forwards;
}

.hero__stamp {
  display: inline-block;
  padding: var(--space-3xs) var(--space-xs);
  border: 1px solid var(--color-accent-2);
  color: var(--color-accent-2);
  font-family: var(--font-display);
  font-stretch: var(--wdth-label);
  font-size: var(--text-xs);
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  margin-bottom: var(--space-xs);
}

/* ---------- Hero Archival Carousel ---------- */
.hero-carousel {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.hero-carousel__slides {
  position: relative;
  width: 100%;
  height: calc(100vh - var(--bar-h));
  height: calc(100dvh - var(--bar-h));
}
.hero-slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-long) var(--ease-out), visibility var(--dur-long) var(--ease-out);
  width: 100%;
  pointer-events: none;
}
.hero-slide > .wrap { position: relative; z-index: 2; }
.hero-slide.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  z-index: 2;
}
.hero-carousel__controls {
  position: absolute;
  bottom: var(--space-xs);
  left: var(--page-gutter);
  right: var(--page-gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 10;
  max-width: var(--page-max);
  margin-inline: auto;
}
.hero-carousel__meta-bar {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}
.hero-carousel__counter {
  font-family: var(--font-display);
  font-stretch: var(--wdth-label);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: var(--track-label);
  color: #E2C068;
}
.hero-carousel__dots {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}
.hero-carousel__dot {
  width: 28px;
  height: 4px;
  background: rgba(247, 243, 236, 0.45);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: all var(--dur-short) var(--ease-out);
}
.hero-carousel__dot:hover {
  background: rgba(247, 243, 236, 0.85);
}
.hero-carousel__dot.is-active {
  background: #E2C068;
  width: 44px;
}
.hero-carousel__nav-btns {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}
.hero-carousel__btn {
  width: 42px;
  height: 42px;
  border: 1px solid rgba(247, 243, 236, 0.6);
  background: rgba(0, 0, 0, 0.45);
  color: #F7F3EC;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.1rem;
  transition: all var(--dur-short) var(--ease-out);
}
.hero-carousel__btn:hover {
  background: #E2C068;
  color: #1A1512;
  border-color: #E2C068;
}

.hero__actions {
  margin-top: var(--space-md);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 var(--space-lg);
  border: var(--rule-heavy) solid var(--color-paper);
  color: var(--color-paper);
  font-family: var(--font-display);
  font-stretch: var(--wdth-label);
  font-weight: var(--wght-label);
  font-size: var(--text-sm);
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  transition: all var(--dur-short) var(--ease-out);
  cursor: pointer;
}
.btn:hover {
  background: var(--color-paper);
  color: var(--color-ink);
}
.btn--primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-paper);
}
.btn--primary:hover {
  background: var(--color-focus);
  border-color: var(--color-focus);
  color: var(--color-paper);
}
.folio-no {
  font-family: var(--font-display);
  font-stretch: var(--wdth-label);
  font-weight: var(--wght-label);
  font-size: var(--text-xs);
  color: var(--color-accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.stamp-no {
  display: inline-block;
  padding: var(--space-3xs) var(--space-xs);
  border: 1px dashed var(--color-rule);
  color: var(--color-muted);
  font-family: var(--font-display);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
}

/* ---------- Base Chips & Badges ---------- */
.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  padding: 4px 10px;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 2px;
  line-height: 1.2;
}
.chip--gilt {
  border: 1px solid var(--color-accent-2);
  color: var(--color-ink-2);
  background-color: rgba(184, 145, 47, 0.14);
}
.chip--dashed {
  border: 1px dashed rgba(255, 255, 255, 0.5);
  color: #FFFFFF;
  background-color: rgba(255, 255, 255, 0.1);
}

/* ---------- Bento Card Grid for Archival Items ---------- */
.grid-index {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-xl);
  margin-top: var(--space-lg);
  align-items: start;
}
.card-work {
  background: var(--color-paper);
  border: var(--rule-hair) solid var(--color-rule);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
}
.card-work__frame {
  aspect-ratio: 4 / 3;
  background: transparent;
  padding: 0;
  overflow: hidden;
  position: relative;
  width: 100%;
}
.card-work__frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Khối 3-6 tác phẩm nổi bật dạng Masonry */
.grid-masonry {
  column-count: 3;
  column-gap: var(--space-lg);
  margin-top: var(--space-lg);
}
.grid-masonry .card-work {
  break-inside: avoid;
  margin-bottom: var(--space-lg);
  display: block;
}
@media (max-width: 900px) {
  .grid-masonry { column-count: 2; }
}
@media (max-width: 560px) {
  .grid-masonry { column-count: 1; }
}
.card-work__body {
  margin-top: var(--space-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-3xs);
}
.card-work__no {
  font-family: var(--font-display);
  font-stretch: var(--wdth-label);
  font-size: var(--text-xs);
  color: var(--color-accent);
  letter-spacing: 0.05em;
  font-weight: var(--wght-label);
}
.card-work__title {
  font-size: var(--text-md);
  color: var(--color-ink);
  line-height: var(--lh-heading);
}
.card-work__meta {
  font-size: var(--text-sm);
  color: var(--color-muted);
}

/* ---------- khối trang ---------- */
.page { }
.section { padding-block: var(--space-2xl); }
.cta-contact { padding-block: var(--space-3xl); background: var(--color-ink); border-top: var(--rule-hair) solid var(--color-rule-2); }
.cta-contact__inner { display: grid; justify-items: center; gap: var(--space-md); text-align: center; }
.cta-contact .title { color: var(--color-paper); max-width: 22ch; }
.cta-contact .lede { color: rgba(247, 243, 236, 0.82); max-width: 48ch; margin-bottom: var(--space-xs); }
.cta-contact .btn--primary { margin-top: var(--space-xs); }
.section + .section { border-top: var(--rule-hair) solid var(--color-rule-2); }
.mt-8 { margin-top: var(--space-8); }
.entry { }
.head { font-size: var(--text-lg); margin-bottom: var(--space-lg); }
.head--inline {
  font-family: var(--font-display);
  font-stretch: var(--wdth-label);
  font-weight: var(--wght-label);
  font-size: var(--text-sm);
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  line-height: var(--lh-label);
  margin: var(--space-xl) 0 var(--space-sm);
}
.title { font-size: var(--text-display); line-height: var(--lh-display); max-width: 14ch; }
.title--s { font-size: var(--text-display-s); }
.title--2xl { font-size: var(--text-2xl); max-width: 20ch; }
.title--3xl { font-size: var(--text-3xl); max-width: 16ch; }
.lede { font-size: var(--text-md); max-width: 36ch; margin-top: var(--space-lg); }
.dek { color: var(--color-muted); font-size: var(--text-md); max-width: var(--measure); margin-top: var(--space-sm); }
.stack > * + * { margin-top: var(--space-lg); }
.count { color: var(--color-muted); margin-top: var(--space-sm); }

/* Split Studio: trang đôi vựng tập */
.spread {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: var(--space-2xl);
  align-items: start;
  padding-block: var(--space-2xl);
}
.spread--wide-text { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }
.spread + .spread { border-top: var(--rule-hair) solid var(--color-rule-2); }
.spread--hero { padding-block: var(--space-xl) var(--space-3xl); }
.spread--flip { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }
.spread--flip .spread__text { grid-column: 2; grid-row: 1; }
.spread--flip .spread__side { grid-column: 1; grid-row: 1; }
.spread__side { min-width: 0; }
.spread__text { min-width: 0; }

/* Dải trưng bày full-bleed - cuộn ngang kiểu carousel, điều khiển bằng nút */
.showcase-bleed { position: relative; width: 100vw; margin-left: calc(50% - 50vw); margin-top: var(--space-xl); }
.showcase-bleed__track {
  display: flex;
  gap: var(--space-sm);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-inline: var(--space-xl);
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.showcase-bleed__track::-webkit-scrollbar { display: none; }
.showcase-bleed__item { flex: 0 0 auto; width: min(60vw, 420px); scroll-snap-align: start; }
.showcase-bleed__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--color-ink);
  background: var(--color-paper);
  color: var(--color-ink);
  font-size: 1.25rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color .2s ease, color .2s ease;
}
.showcase-bleed__nav:hover { background: var(--color-ink); color: var(--color-paper); }
.showcase-bleed__nav--prev { left: var(--space-lg); }
.showcase-bleed__nav--next { right: var(--space-lg); }
@media (max-width: 640px) {
  .showcase-bleed__nav { width: 40px; height: 40px; }
}

/* ảnh hiển thị tự nhiên - không bọc box */
.plate { min-width: 0; }
.plate__box {
  display: block;
  background: transparent !important;
  padding: 0 !important;
  border: none !important;
  box-shadow: none !important;
  overflow: hidden;
  position: relative;
  aspect-ratio: var(--ar, auto);
  border-radius: var(--radius, 12px);
}
.plate__box img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  border: none !important;
}
.plate__cap { margin-top: var(--space-xs); font-size: var(--text-sm); color: var(--color-muted); }

/* thẻ tác phẩm */
.works {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-xl) var(--space-lg);
  align-items: start;
}
.works--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.works--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.works--1 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.work { min-width: 0; }
.work__plate { display: block; }
.work__plate:hover .plate__box, .work__plate.is-hover .plate__box { background: transparent; }
.work__plate:focus-visible { outline-offset: 4px; }
.work__label { border-top: var(--rule-hair) solid var(--color-rule); padding-top: var(--space-xs); margin-top: var(--space-sm); }
.work__no { color: var(--color-accent); font-size: var(--text-sm); }
.work__title { font-size: var(--text-md); margin-top: var(--space-2xs); }
.work__title a { display: inline-block; padding-block: var(--space-2xs); text-decoration: underline; text-decoration-thickness: 1px; text-decoration-color: transparent; text-underline-offset: 0.15em; transition: text-decoration-color var(--dur-short) var(--ease-out); }
.work__title a:hover, .work__title a.is-hover { text-decoration-color: var(--color-ink); }
.work__title a:active { color: var(--color-ink-2); }
.work__creator { color: var(--color-ink-2); font-weight: var(--wght-strong); margin-top: var(--space-2xs); display: flex; flex-wrap: wrap; gap: var(--space-2xs) var(--space-xs); align-items: center; }
.work__creator a { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 0.2em; transition: text-underline-offset var(--dur-short) var(--ease-out); }
.work__creator a:hover { text-decoration-thickness: 2px; }
.work__creator a:active { color: var(--color-ink); }
.work__plate:active .plate__box { background: transparent; }
.work__meta { color: var(--color-muted); font-size: var(--text-sm); margin-top: var(--space-2xs); }
.work__set { margin-top: var(--space-xs); }

/* danh sách Index-First */
.rows { border-top: var(--rule-hair) solid var(--color-rule); }
.row { border-bottom: var(--rule-hair) solid var(--color-rule); }
.row__inner {
  display: grid;
  grid-template-columns: minmax(0, 2fr) 8rem minmax(0, 1fr) auto;
  gap: var(--space-md) var(--space-lg);
  align-items: center;
  min-height: 64px;
  padding-block: var(--space-md);
  transition: background-color var(--dur-short) var(--ease-out);
}
.row__inner--medium { grid-template-columns: minmax(0, 2fr) minmax(0, 3fr) auto 6rem; }
.row__inner--compact { grid-template-columns: minmax(0, 1fr) auto auto; }
.row__inner--compact .row__name { font-size: var(--text-md); }
a.row__inner:hover, a.row__inner.is-hover { background: var(--color-paper-2); }
a.row__inner:active { background: var(--color-paper-3); }
.row__name { font-family: var(--font-display); font-stretch: var(--wdth-title); font-weight: var(--wght-strong); font-size: var(--text-lg); line-height: 1.1; }
.row__inner--medium .row__name { font-size: var(--text-xl); }
.row__years { color: var(--color-ink-2); }
.row__role, .row__desc { color: var(--color-muted); }
.row__count { color: var(--color-ink-2); white-space: nowrap; }
.row--reserved .row__name { color: var(--color-muted); }
.row__thumb { justify-self: end; width: 96px; }
.row__thumb .plate__box { padding: var(--space-xs); }
.row__thumb--empty { aspect-ratio: 4 / 5; border: var(--rule-hair) dashed var(--color-rule); }
.row__status { white-space: nowrap; justify-self: start; }

/* lưới người sáng tác */
.creators-head {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--space-2xl);
  align-items: end;
  margin-bottom: var(--space-2xl);
}
.creators-head__title {
  font-family: var(--font-display);
  font-stretch: var(--wdth-title);
  font-weight: var(--wght-strong);
  font-size: var(--text-2xl);
  line-height: var(--lh-heading);
  margin-top: var(--space-xs);
}
.creators-head__title em { font-style: italic; font-weight: 400; color: var(--color-ink-2); }
.creators-head__lede { color: var(--color-muted); max-width: 32ch; }

.creators-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}
.creator-card {
  background: var(--color-paper);
  border: var(--rule-hair) solid var(--color-rule-2);
  border-radius: 6px;
  box-shadow: 0 2px 4px oklch(20% 0.01 53 / 0.08), 0 12px 28px oklch(20% 0.01 53 / 0.12);
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas: "body img";
  gap: var(--space-md);
  padding: var(--space-md);
  transition: border-color var(--dur-short) var(--ease-out);
}
.creator-card:hover { border-color: var(--color-rule); }
.creator-card--featured {
  grid-template-columns: auto 1fr;
  grid-template-areas: "img body";
  align-items: start;
}
.creator-card__img { grid-area: img; width: 10rem; aspect-ratio: 1 / 1; overflow: hidden; background: var(--color-paper-2); border-radius: 4px; }
.creator-card__img img { width: 100%; height: 100%; object-fit: cover; }
.creator-card__body { grid-area: body; display: flex; flex-direction: column; min-width: 0; }
.creator-card--featured .creator-card__body { justify-content: center; }
.creator-card__body { display: flex; flex-direction: column; min-width: 0; }
.creator-card__head { display: flex; justify-content: space-between; align-items: baseline; }
.creator-card__eyebrow { color: var(--color-muted); font-size: var(--text-xs); }
.creator-card__index { color: var(--color-rule); font-size: var(--text-sm); }
.creator-card__name { font-family: var(--font-display); font-stretch: var(--wdth-title); font-weight: var(--wght-strong); font-size: var(--text-md); line-height: 1.15; margin-top: var(--space-2xs); }
.creator-card__years { color: var(--color-ink-2); font-size: var(--text-sm); margin-top: var(--space-3xs); }
.creator-card__desc { color: var(--color-muted); font-size: var(--text-sm); margin-top: var(--space-xs); }
.creator-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  color: var(--color-accent);
  font-size: var(--text-xs);
  margin-top: auto;
  padding-top: var(--space-md);
}
.creator-card__link span { transition: transform var(--dur-short) var(--ease-out); }
.creator-card:hover .creator-card__link span { transform: translateX(3px); }

@media (max-width: 720px) {
  .creators-head { grid-template-columns: 1fr; }
  .creators-grid { grid-template-columns: 1fr; }
  .creator-card--featured { grid-template-columns: 1fr 8rem; grid-template-areas: "body img"; }
  .creator-card--featured .creator-card__img { aspect-ratio: 4 / 5; }
}

/* bảng spec F3 và nhãn tác phẩm */
.spec { border-top: var(--rule-hair) solid var(--color-rule); }
.spec > div {
  display: grid;
  grid-template-columns: 9rem minmax(0, 1fr);
  gap: var(--space-md);
  padding-block: var(--space-sm);
  border-bottom: var(--rule-hair) solid var(--color-rule);
}
.spec--contact > div { grid-template-columns: 13rem minmax(0, 1fr); }

/* liên hệ: danh sách thông tin có icon + form trong khung kính tối */
.contact-meta { list-style: none; margin: 0; padding: 0; border-top: var(--rule-hair) solid rgba(255, 255, 255, 0.16); }
.contact-meta > li {
  display: grid;
  grid-template-columns: 2rem 11rem minmax(0, 1fr);
  align-items: center;
  gap: var(--space-md);
  padding-block: var(--space-sm);
  border-bottom: var(--rule-hair) solid rgba(255, 255, 255, 0.16);
}
.contact-meta__icon { display: flex; color: var(--color-accent-2, var(--color-accent)); }
.contact-meta__label { font-size: var(--text-xs); color: rgba(247, 243, 236, 0.68); }
.contact-meta__value { color: var(--color-paper); }
.contact-meta__value a { color: var(--color-paper); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
.contact-meta__value a:hover { color: var(--color-accent-2, var(--color-accent)); }
@media (max-width: 560px) {
  .contact-meta > li { grid-template-columns: 1.5rem 1fr; grid-template-areas: "icon label" ". value"; row-gap: var(--space-3xs); }
  .contact-meta__icon { grid-area: icon; }
  .contact-meta__label { grid-area: label; }
  .contact-meta__value { grid-area: value; }
}

.contact-form {
  display: grid;
  gap: var(--space-xl);
  padding: var(--space-xl);
  background: rgba(26, 21, 18, 0.55);
  border: var(--rule-hair) solid rgba(255, 255, 255, 0.22);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.contact-form__row { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: var(--space-md); }
.contact-form__field { display: grid; gap: var(--space-xs); min-width: 0; }
.contact-form label { font-size: var(--text-xs); color: rgba(247, 243, 236, 0.68); }
.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  background: rgba(255, 255, 255, 0.06);
  border: var(--rule-hair) solid rgba(255, 255, 255, 0.3);
  color: var(--color-paper);
  font-family: inherit;
  font-size: var(--text-base);
}
.contact-form textarea { resize: vertical; }
.contact-form input::placeholder,
.contact-form textarea::placeholder { color: rgba(247, 243, 236, 0.4); }
.contact-form select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23F7F3EC' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right var(--space-md) center; padding-right: var(--space-2xl); }
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus { outline: none; border-color: var(--color-accent-2, var(--color-accent)); background: rgba(255, 255, 255, 0.1); }
.contact-form__submit { width: 100%; justify-content: center; gap: var(--space-sm); margin-top: var(--space-xs); }
.spec dt { color: var(--color-muted); }
.spec dd { min-width: 0; }
.spec dd.num, .spec dd .num { color: var(--color-accent); font-family: var(--font-body); }
.spec dd a { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 0.2em; transition: text-decoration-thickness var(--dur-short) var(--ease-out); }
.spec dd a:hover { text-decoration-thickness: 2px; }
.spec dd a:active { color: var(--color-ink-2); }
/* kẻ mạ phải thắng hairline của .rows và .spec trong cascade (Luật Vàng Quỳ) */

/* bảng hồ sơ người sáng tác */
.field { display: grid; grid-template-columns: 9rem minmax(0, 1fr); gap: var(--space-md); padding-block: var(--space-sm); border-bottom: var(--rule-hair) solid var(--color-rule); }
.field dt { color: var(--color-muted); }
.field dd { min-width: 0; }
.label__title { font-size: var(--text-xl); }
.tombstone { position: sticky; top: calc(var(--bar-h) + var(--space-md)); z-index: var(--z-sticky); }
.spec--bullets { border-top: none; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-lg) var(--space-xl); }
.spec--bullets > div { grid-template-columns: none; padding-block: 0; border-bottom: none; }
.spec--bullets dt { display: flex; align-items: center; gap: var(--space-2xs); margin-bottom: var(--space-3xs); }
.spec--bullets dt::before { content: ""; width: 5px; height: 5px; flex: none; border-radius: 50%; background: var(--color-accent-2); }
.spec--bullets dd { font-size: var(--text-md); }
.btn--block { display: flex; width: 100%; align-items: center; justify-content: space-between; gap: var(--space-md); }
@media (max-width: 480px) {
  .spec--bullets { grid-template-columns: minmax(0, 1fr); }
}
.spread--photo { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }
.spread--photo .spread__text { grid-column: 2; grid-row: 1; align-self: stretch; }
.spread--photo .spread__side { grid-column: 1; grid-row: 1; }

/* dải ảnh chi tiết */
.strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr));
  gap: var(--space-lg);
  align-items: start;
}
.pieces {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-md);
  align-items: start;
}
.pieces__no { text-align: center; margin-top: var(--space-xs); color: var(--color-muted); }
.pieces__link { display: block; }
.pieces__link:hover .plate__box, .pieces__link:active .plate__box { background: var(--color-paper-3); }
.pieces__link:focus-visible { outline-offset: 4px; }
.plate--current .plate__box { outline: var(--rule-heavy) solid var(--color-ink); outline-offset: calc(-1 * var(--rule-heavy)); }
.plate--current .pieces__no { color: var(--color-ink); font-weight: var(--wght-strong); }

/* khối chờ duyệt */
.pending {
  background: var(--color-paper-3);
  border: var(--rule-hair) dashed var(--color-rule);
  border-radius: var(--radius);
  padding: var(--space-lg);
  min-height: 6lh;
  max-width: var(--measure);
}
.pending__tag { color: var(--color-ink); }
.pending__body { margin-top: var(--space-sm); color: var(--color-muted); }
.pending__blocker { margin-top: var(--space-xs); color: var(--color-ink-2); font-size: var(--text-sm); }
.pending--wide { max-width: none; }
.verify { color: var(--color-ink-2); font-size: var(--text-sm); }

/* panel câu hỏi cho Chủ tịch */
.ask {
  border-top: var(--rule-heavy) solid var(--color-ink);
  padding-top: var(--space-md);
  margin-top: var(--space-xl);
  max-width: var(--measure);
}
.ask__tag { color: var(--color-accent); }
.ask__q { font-size: var(--text-md); margin-top: var(--space-sm); }
.ask .link { margin-top: var(--space-sm); }


/* ---------- hub ---------- */
.hub-note { background: var(--color-ink); color: var(--color-paper); }
.hub-note .wrap { min-height: var(--strip-h); display: flex; align-items: center; font-size: var(--text-sm); }
.tree { border-top: var(--rule-hair) solid var(--color-rule); }
.tree__row {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 2fr) auto;
  gap: var(--space-sm) var(--space-lg);
  align-items: center;
  padding-block: var(--space-sm);
  border-bottom: var(--rule-hair) solid var(--color-rule);
  transition: background-color var(--dur-short) var(--ease-out);
}
.tree__row:hover { background: var(--color-paper-2); }
a.tree__row:active { background: var(--color-paper-3); }
.tree__row[data-depth="1"] { padding-left: var(--space-lg); }
.tree__row[data-depth="2"] { padding-left: var(--space-2xl); }
.tree__row[data-depth="3"] { padding-left: var(--space-3xl); }
.tree__row[data-depth="4"] { padding-left: var(--space-4xl); }
.tree__name { font-weight: var(--wght-strong); }
.tree__file { color: var(--color-muted); font-size: var(--text-sm); }
.tree__url { color: var(--color-ink-2); }
.tree__diff { grid-column: 1 / -1; color: var(--color-muted); font-size: var(--text-sm); }
.tree__badge { justify-self: end; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 12rem), 1fr)); gap: var(--space-lg); }
.stats__n { font-family: var(--font-display); font-stretch: var(--wdth-title); font-weight: var(--wght-title); font-size: var(--text-2xl); line-height: 1; }
.stats__l { color: var(--color-muted); margin-top: var(--space-2xs); }
.credits { columns: 2; column-gap: var(--space-xl); font-size: var(--text-sm); color: var(--color-muted); }
.credits li { break-inside: avoid; padding-block: var(--space-3xs); }

/* ---------- responsive ---------- */
@media (max-width: 60rem) {
  .bar__links { display: none; }
  .bar__toggle { display: inline-flex; align-items: center; justify-content: center; }
  .bar__panel.is-open { display: block; }
  .brand__member { display: none; }
  .spread, .spread--wide-text, .spread--flip, .spread--photo { grid-template-columns: minmax(0, 1fr); gap: var(--space-xl); }
  .spread--flip .spread__text, .spread--flip .spread__side, .spread--photo .spread__text, .spread--photo .spread__side { grid-column: auto; grid-row: auto; align-self: auto; }
  .spread__side { order: 2; }
  .spread__text { order: 1; }
  .works, .works--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .row__inner, .row__inner--medium, .row__inner--compact { grid-template-columns: minmax(0, 1fr) auto; row-gap: var(--space-2xs); }
  .row__years, .row__role, .row__desc, .row__count { grid-column: 1 / -1; }
  .row__status { grid-column: 1 / -1; }
  .row__thumb { display: none; }
  .tombstone { position: static; }
  .credits { columns: 1; }
}
@media (max-width: 40rem) {
  .works, .works--3, .works--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pieces { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .spec > div { grid-template-columns: minmax(0, 1fr); gap: var(--space-2xs); }
  .tree__row { grid-template-columns: minmax(0, 1fr) auto; }
  .tree__url { grid-column: 1 / -1; }
  .tree__row[data-depth="2"] { padding-left: var(--space-xl); }
  .tree__row[data-depth="3"] { padding-left: var(--space-2xl); }
  .tree__row[data-depth="4"] { padding-left: var(--space-3xl); }
  .title { font-size: var(--text-display-s); }
  .title--s { font-size: var(--text-xl); }
  .title--2xl { font-size: var(--text-xl); }
  .title--3xl { font-size: var(--text-2xl); }
  .brand__logo { height: 36px; }
}
@media (max-width: 25rem) {
  .works, .works--3, .works--2 { grid-template-columns: minmax(0, 1fr); }
}

/* ---------- Lightbox Modal ---------- */
.plate img, .plate__box img, [data-lightbox] {
  cursor: zoom-in;
  transition: opacity var(--dur-micro) var(--ease-out);
}
.plate img:hover, .plate__box img:hover, [data-lightbox]:hover {
  opacity: 0.92;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(15, 12, 10, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-retract) var(--ease-out);
  padding: var(--space-lg);
}
.lightbox.is-open {
  opacity: 1;
  pointer-events: auto;
}
.lightbox__container {
  position: relative;
  max-width: 92vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.lightbox__img {
  max-width: 90vw;
  max-height: 80vh;
  object-fit: contain;
  border: 1px solid var(--color-rule);
  background: var(--color-paper-2);
  box-shadow: 0 24px 48px -12px rgba(0, 0, 0, 0.5);
}
.lightbox__caption {
  margin-top: var(--space-md);
  color: var(--color-paper);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  text-align: center;
  letter-spacing: 0.02em;
}
.lightbox__close {
  position: absolute;
  top: var(--space-lg);
  right: var(--space-lg);
  background: transparent;
  border: none;
  color: var(--color-paper);
  font-size: 2.25rem;
  line-height: 1;
  cursor: pointer;
  z-index: 1002;
  opacity: 0.75;
  transition: opacity var(--dur-micro) var(--ease-out);
  padding: var(--space-xs);
}
.lightbox__close:hover {
  opacity: 1;
}
.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--color-paper);
  font-size: 1.5rem;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 1002;
  transition: background var(--dur-micro) var(--ease-out);
}
.lightbox__nav:hover {
  background: rgba(0, 0, 0, 0.8);
}
.lightbox__nav--prev { left: var(--space-lg); }
.lightbox__nav--next { right: var(--space-lg); }
@media (hover: none) {
  .work__plate:hover .plate__box { background: var(--color-paper-2); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 0ms !important; animation: none !important; scroll-behavior: auto !important; }
}

/* ---------- Dark Section & Scroll Animation Styles ---------- */
.section--dark-trigger {
  background-color: var(--color-paper);
  color: var(--color-ink);
  transition: background-color 0.8s cubic-bezier(0.16, 1, 0.3, 1), color 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
  width: 100%;
}
.section--dark-trigger.is-dark-active {
  background-color: #060913 !important; /* Deep Midnight Navy Black */
  color: var(--color-paper) !important;
}

/* Full Width Container without 1300px restriction */
.wrap--full {
  width: 100%;
  max-width: 100%;
  padding-inline: clamp(1.5rem, 4vw, 5rem);
}

/* Header transition when dark section is active */
.site-top {
  transition: background-color 0.6s var(--ease-out), color 0.6s var(--ease-out), border-color 0.6s var(--ease-out);
}
.site-top.is-dark-header {
  background-color: #060913 !important;
  color: var(--color-paper) !important;
}
.site-top.is-dark-header .brand__wordmark,
.site-top.is-dark-header .brand__member,
.site-top.is-dark-header .bar__links a {
  color: var(--color-paper) !important;
}
.site-top.is-dark-header .bar {
  border-bottom-color: var(--color-accent-2) !important;
}
.site-top.is-dark-header .brand__divider {
  background: var(--color-accent-2) !important;
}

/* Alternating Spread Items (Full-Width Sole Layout) */
.category-spread-item {
  padding-block: var(--space-2xl);
  border-bottom: var(--rule-hair) solid rgba(255, 255, 255, 0.12);
  width: 100%;
}
.category-spread-item:last-child {
  border-bottom: none;
}

/* Full-Screen Dark Backdrop Overlay (Covers Header & Preceding Page Content) */
.dark-screen-overlay {
  position: fixed;
  inset: 0;
  background-color: #060913; /* Deep Midnight Navy Black */
  z-index: 350;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.dark-screen-overlay.is-active {
  opacity: 1;
}

#category-section {
  position: relative;
  z-index: 400;
  width: 100%;
}

/* Keyframe Reveal Animations (Smooth, Slow, Elegant Motion) */
.anim-reveal-left,
.anim-reveal-right,
.anim-reveal-fade {
  opacity: 0;
  will-change: transform, opacity;
  transition: opacity 1.5s cubic-bezier(0.16, 1, 0.3, 1), transform 1.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.anim-reveal-left {
  transform: translateX(-40px) scale(0.97);
}
.anim-reveal-right {
  transform: translateX(40px) scale(0.97);
}
.anim-reveal-fade {
  transform: translateY(30px);
}

/* Activated state when visible in viewport */
.anim-reveal-left.is-visible,
.anim-reveal-right.is-visible {
  opacity: 1;
  transform: translateX(0) scale(1);
}
.anim-reveal-fade.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered delay for text element in category spreads */
.spread__text.anim-reveal-fade.is-visible {
  transition-delay: 0.18s;
}

/* High Contrast Overrides & Base Styles for Dark Section Trigger */
.section--dark-trigger,
.section--dark-trigger.is-dark-active {
  background-color: #060913 !important;
  color: #FFFFFF !important;
}

.section--dark-trigger h1,
.section--dark-trigger h2,
.section--dark-trigger h3,
.section--dark-trigger h4,
.section--dark-trigger .title,
.section--dark-trigger .title--s {
  color: #FFFFFF !important;
}

.section--dark-trigger h3 a,
.section--dark-trigger h2 a,
.section--dark-trigger h4 a {
  color: #FFFFFF !important;
  text-decoration: none;
  transition: color var(--dur-short) var(--ease-out);
}

.section--dark-trigger h3 a:hover,
.section--dark-trigger h2 a:hover,
.section--dark-trigger h4 a:hover {
  color: #F3C969 !important;
  text-decoration: underline;
}

.section--dark-trigger p,
.section--dark-trigger .lede {
  color: #F1F5F9 !important; /* Crisp Bright White */
  opacity: 0.95 !important;
}

.section--dark-trigger .muted {
  color: #E2E8F0 !important; /* Crisp Light Silver White */
  opacity: 1 !important;
}

/* High Contrast Chips on Dark Background */
.section--dark-trigger .chip--gilt {
  border-color: #F3C969 !important;
  color: #F3C969 !important;
  background-color: rgba(243, 201, 105, 0.18) !important;
  font-weight: 700 !important;
  letter-spacing: 0.08em;
}

.section--dark-trigger .chip--dashed {
  border-color: rgba(255, 255, 255, 0.6) !important;
  color: #FFFFFF !important;
  background-color: rgba(255, 255, 255, 0.12) !important;
  letter-spacing: 0.08em;
}

/* High Contrast CTA Buttons on Dark Background */
.section--dark-trigger .btn--primary {
  background-color: #F3C969 !important; /* Vibrant Gold Button */
  color: #060913 !important;             /* Deep Navy Text for Max Contrast */
  border: 1px solid #FFE29A !important;
  font-weight: 700 !important;
  box-shadow: 0 4px 14px rgba(243, 201, 105, 0.25);
}
.section--dark-trigger .btn--primary:hover {
  background-color: #FFFFFF !important;
  color: #060913 !important;
  border-color: #FFFFFF !important;
  box-shadow: 0 6px 20px rgba(255, 255, 255, 0.4);
}

.section--dark-trigger .btn:not(.btn--primary) {
  border: 1px solid #FFFFFF !important;
  color: #FFFFFF !important;
  background-color: rgba(255, 255, 255, 0.1) !important;
  font-weight: 600 !important;
}
.section--dark-trigger .btn:not(.btn--primary):hover {
  background-color: #FFFFFF !important;
  color: #060913 !important;
}

/* High Contrast Stats Metadata */
.section--dark-trigger .num {
  color: #F1F5F9 !important;
}
.section--dark-trigger .stat-num {
  color: #F3C969 !important; /* Bright Gold Numbers */
  font-weight: 700 !important;
}
.section--dark-trigger .stat-text {
  color: #F1F5F9 !important;
  font-weight: 500 !important;
}

/* Category Spreads Unconstrained Layout & Scaled Typography (55% Image / 45% Text Ratio) */
.category-spread-item {
  display: grid !important;
  grid-template-columns: minmax(0, 5.5fr) minmax(0, 4.5fr) !important;
  gap: var(--space-2xl) !important;
  align-items: center;
}

/* Item 1 & 3: Image on LEFT (Col 1), Text on RIGHT (Col 2) */
.category-spread-item:not(.spread--flip) .spread__side {
  grid-column: 1 !important;
  grid-row: 1 !important;
  width: 100% !important;
}
.category-spread-item:not(.spread--flip) .spread__text {
  grid-column: 2 !important;
  grid-row: 1 !important;
  width: 100% !important;
  max-width: none !important;
}

/* Item 2 & 4 (.spread--flip): Text on LEFT (Col 1), Image on RIGHT (Col 2) - SO LE CARD */
.category-spread-item.spread--flip {
  display: grid !important;
  grid-template-columns: minmax(0, 4.5fr) minmax(0, 5.5fr) !important;
}
.category-spread-item.spread--flip .spread__text {
  grid-column: 1 !important;
  grid-row: 1 !important;
  width: 100% !important;
  max-width: none !important;
}
.category-spread-item.spread--flip .spread__side {
  grid-column: 2 !important;
  grid-row: 1 !important;
  width: 100% !important;
}

@media (max-width: 992px) {
  .category-spread-item,
  .category-spread-item.spread--flip {
    grid-template-columns: 1fr !important;
  }
  .category-spread-item .spread__side,
  .category-spread-item .spread__text,
  .category-spread-item.spread--flip .spread__text,
  .category-spread-item.spread--flip .spread__side {
    grid-column: auto !important;
    grid-row: auto !important;
  }
}

.category-spread-item .spread__text .lede {
  max-width: none !important;
  width: 100% !important;
  font-size: clamp(1.1rem, 1.35vw, 1.35rem) !important;
  line-height: 1.65 !important;
  margin-top: var(--space-xs) !important;
}

.category-spread-item .spread__text h3.title--s {
  font-size: clamp(1.9rem, 2.6vw, 2.85rem) !important;
  line-height: 1.18 !important;
  margin-top: var(--space-2xs) !important;
}

.category-spread-item .spread__text .chip {
  padding: 6px 14px !important;
  font-size: 0.8rem !important;
  letter-spacing: 0.08em !important;
}

.category-spread-item .spread__text .num {
  font-size: 0.95rem !important;
  gap: var(--space-lg) !important;
  padding-top: var(--space-sm) !important;
  margin-top: var(--space-md) !important;
}

.category-spread-item .spread__text .stat-num {
  font-size: 1.2rem !important;
}

.category-spread-item .spread__text .btn {
  min-height: 50px !important;
  padding: 0 var(--space-xl) !important;
  font-size: 0.925rem !important;
  font-weight: 700 !important;
  width: auto !important;
  display: inline-flex !important;
}

/* ---------- Light Editorial Archival Artist Roster ---------- */
.section--light-artists {
  background-color: oklch(96.5% 0.010 82) !important;
  background-image:
    linear-gradient(oklch(96.5% 0.010 82 / 0.45), oklch(96.5% 0.010 82 / 0.45)),
    url("../img/home/hero-4.png");
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  color: var(--color-ink) !important;
  border-top: var(--rule-heavy) solid var(--color-rule);
  padding-block: var(--space-3xl);
}

@media (max-width: 900px) {
  .section--light-artists {
    background-attachment: scroll;
  }
}

.artist-roster {
  display: flex;
  flex-direction: column;
  margin-top: var(--space-xl);
  border-top: var(--rule-heavy) solid var(--color-ink);
}

.artist-row {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 3.5fr) minmax(0, 4.5fr) minmax(0, 2fr);
  gap: var(--space-lg);
  align-items: center;
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-rule-2);
  text-decoration: none;
  color: var(--color-ink);
  transition: all var(--dur-short) var(--ease-out);
}

.artist-row:hover {
  background-color: var(--color-paper-2);
  padding-inline: var(--space-md);
  border-bottom-color: var(--color-accent);
}

.artist-row__code {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  color: var(--color-accent);
  letter-spacing: 0.08em;
  font-weight: 600;
}

.artist-row__name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-ink);
  line-height: 1.2;
  transition: color var(--dur-short) var(--ease-out);
}

.artist-row:hover .artist-row__name {
  color: var(--color-accent);
}

.artist-row__meta {
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: 1.5;
}

.artist-row__action {
  text-align: right;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-ink);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-2xs);
}

.artist-row:hover .artist-row__action {
  color: var(--color-accent);
}

.artist-row__arrow {
  transition: transform var(--dur-short) var(--ease-out);
}

.artist-row:hover .artist-row__arrow {
  transform: translateX(4px);
}

@media (max-width: 900px) {
  .artist-row {
    grid-template-columns: 1fr;
    gap: var(--space-2xs);
    padding: var(--space-md);
  }
  .artist-row__action {
    justify-content: flex-start;
    margin-top: var(--space-2xs);
  }
}

/* ==========================================================================
   Artist Roster Carousel (Editorial Portrait Cards)
   ========================================================================== */
.artist-section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  border-bottom: var(--rule-heavy) solid var(--color-ink);
  padding-bottom: var(--space-md);
}

.artist-section-header__tag {
  font-size: var(--text-xs);
  color: var(--color-accent);
  letter-spacing: 0.12em;
  font-weight: 600;
  display: block;
  margin-bottom: var(--space-3xs);
}

.artist-section-header__title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.2vw, 2.75rem);
  color: var(--color-ink);
  margin: 0;
  line-height: 1.1;
}

.artist-section-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.artist-section-header__link {
  color: var(--color-accent);
  font-weight: 600;
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  text-decoration: none;
  transition: color var(--dur-short) var(--ease-out);
}

.artist-section-header__link:hover {
  color: var(--color-ink);
}

/* Carousel Control Counter Badge */
.artist-carousel-counter-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background: var(--color-paper-2);
  padding: var(--space-3xs) var(--space-sm);
  border-radius: var(--space-2xl);
  border: 1px solid var(--color-rule-2);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-muted);
  letter-spacing: 0.05em;
}

/* Carousel Track & Outer Side Nav Buttons (Outside Content Width) */
.artist-carousel-wrapper {
  position: relative;
  margin-bottom: var(--space-lg);
  width: 100%;
}

.artist-carousel-nav-btn {
  position: absolute;
  top: calc(50% - 22px);
  z-index: var(--z-raised);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--color-rule-2);
  background: var(--color-paper);
  color: var(--color-ink);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 12px var(--color-paper-3);
  transition: transform var(--dur-short) var(--ease-out), background-color var(--dur-short) var(--ease-out), color var(--dur-short) var(--ease-out), border-color var(--dur-short) var(--ease-out);
}

.artist-carousel-nav-btn--prev {
  left: calc(var(--space-2xl) * -1);
}

.artist-carousel-nav-btn--next {
  right: calc(var(--space-2xl) * -1);
}

.artist-carousel-nav-btn:hover {
  background: var(--color-ink);
  color: var(--color-paper);
  border-color: var(--color-ink);
  transform: scale(1.08);
}

.artist-carousel-nav-btn:active {
  transform: scale(0.96);
}

@media (max-width: 1440px) {
  .artist-carousel-nav-btn--prev {
    left: calc(var(--space-lg) * -1);
  }
  .artist-carousel-nav-btn--next {
    right: calc(var(--space-lg) * -1);
  }
}

@media (max-width: 1200px) {
  .artist-carousel-nav-btn--prev {
    left: calc(var(--space-xs) * -1);
  }
  .artist-carousel-nav-btn--next {
    right: calc(var(--space-xs) * -1);
  }
}

@media (max-width: 768px) {
  .artist-carousel-nav-btn--prev {
    left: 0;
  }
  .artist-carousel-nav-btn--next {
    right: 0;
  }
}

.artist-carousel {
  display: flex;
  gap: var(--space-lg);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  padding-bottom: var(--space-md);
  width: 100%;
  scrollbar-width: none;
}

.artist-carousel::-webkit-scrollbar {
  display: none;
}

/* Artist Card */
.artist-card {
  flex: 0 0 310px;
  scroll-snap-align: start;
  min-width: 0;
}

@media (min-width: 640px) {
  .artist-card {
    flex: 0 0 330px;
  }
}

@media (min-width: 1024px) {
  .artist-card {
    flex: 0 0 350px;
  }
}

.artist-card__inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--color-paper-2);
  border: 1px solid var(--color-rule-2);
  text-decoration: none;
  color: var(--color-ink);
  transition: transform var(--dur-retract) var(--ease-out), border-color var(--dur-retract) var(--ease-out), background-color var(--dur-retract) var(--ease-out);
  overflow: hidden;
  position: relative;
}

.artist-card__inner:hover {
  border-color: var(--color-accent);
  background: var(--color-paper);
}

/* Portrait Frame */
.artist-card__portrait-frame {
  position: relative;
  aspect-ratio: 1 / 1;
  width: 100%;
  overflow: hidden;
  background: var(--color-ink);
}

.artist-card__portrait {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  filter: contrast(1.03) brightness(0.96);
  transition: transform 0.5s linear, filter 0.5s linear;
}

.artist-card__inner:hover .artist-card__portrait {
  transform: scale(1.05);
  filter: contrast(1.06) brightness(1.01);
}

.artist-card__code {
  position: absolute;
  top: var(--space-xs);
  left: var(--space-xs);
  background: var(--color-ink);
  color: var(--color-paper);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  padding: var(--space-3xs) var(--space-2xs);
  border: 1px solid var(--color-rule-2);
}

.artist-card__count {
  position: absolute;
  bottom: var(--space-xs);
  right: var(--space-xs);
  background: var(--color-accent);
  color: var(--color-paper);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: var(--space-3xs) var(--space-sm);
}

/* Card Content Body */
.artist-card__content {
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.artist-card__meta-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2xs);
}

.artist-card__years {
  font-size: var(--text-xs);
  color: var(--color-muted);
  font-weight: 500;
}

.artist-card__badge {
  font-size: var(--text-xs);
  color: var(--color-ink-2);
  background: var(--color-paper-3);
  padding: var(--space-3xs) var(--space-2xs);
  letter-spacing: 0.02em;
}

.artist-card__name {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-ink);
  margin: 0 0 var(--space-3xs) 0;
  line-height: 1.15;
  transition: color var(--dur-short) var(--ease-out);
}

.artist-card__inner:hover .artist-card__name {
  color: var(--color-accent);
}

.artist-card__specialty {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-accent-2);
  margin-bottom: var(--space-xs);
  letter-spacing: 0.02em;
}

.artist-card__desc {
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: 1.5;
  margin-bottom: var(--space-md);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.artist-card__footer {
  margin-top: auto;
  padding-top: var(--space-xs);
  border-top: 1px solid var(--color-rule-2);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-ink);
}

.artist-card__cta {
  letter-spacing: 0.08em;
  transition: color var(--dur-short) var(--ease-out);
}

.artist-card__inner:hover .artist-card__cta {
  color: var(--color-accent);
}

.artist-card__arrow {
  transition: transform var(--dur-short) var(--ease-out);
}

.artist-card__inner:hover .artist-card__arrow {
  transform: translateX(4px);
  color: var(--color-accent);
}

/* Progress Bar */
.artist-carousel-progress {
  height: 3px;
  background: var(--color-rule-2);
  width: 100%;
  margin-top: var(--space-xs);
  position: relative;
  overflow: hidden;
}

.artist-carousel-progress__bar {
  height: 100%;
  background: var(--color-accent);
  width: 12.5%;
  transition: transform 0.2s ease-out;
}

/* ---------- footer Ft4: colophon gallery style ---------- */
.colophon {
  background: #0b0a09;
  color: #e5e0d8;
  padding-block: var(--space-3xl) var(--space-xl);
  border-top: var(--rule-hair) solid rgba(255, 255, 255, 0.1);
  width: 100%;
  max-width: none !important;
  clear: both;
}
.colophon__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2xl);
  max-width: 1300px !important;
  margin-inline: auto !important;
  width: 100%;
  padding-inline: var(--page-gutter);
}
.colophon__brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-xs);
}
.colophon__logo-link {
  display: inline-block;
}
.colophon__logo {
  height: 80px;
  width: auto;
  filter: brightness(0) invert(1);
  margin-bottom: var(--space-xs);
  transition: opacity var(--dur-short) var(--ease-out);
}
.colophon__logo-link:hover .colophon__logo {
  opacity: 0.8;
}
.colophon__brand-name {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: #f7f3ec;
  text-transform: uppercase;
  margin: 0;
}
.colophon__brand-sub {
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  color: #9e9386;
  text-transform: uppercase;
}
.colophon__main-grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
  gap: var(--space-3xl);
  width: 100%;
  margin-block: var(--space-md);
}
.colophon__sec-title {
  font-size: 0.875rem;
  letter-spacing: 0.18em;
  color: var(--color-ink-2);
  text-transform: uppercase;
  margin-bottom: var(--space-lg);
  font-weight: 600;
}
.colophon__sub-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--space-xl);
}
.colophon__loc-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: #f7f3ec;
  margin: 0 0 var(--space-xs) 0;
}
.colophon__text {
  font-size: 0.875rem;
  color: #b3a99c;
  line-height: 1.7;
  margin: 0;
}
.colophon__sec--contact {
  text-align: left;
}
.colophon__contact-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.colophon__socials {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  margin-top: var(--space-xs);
}
.colophon__social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 4px;
  color: #f7f3ec;
  transition: all var(--dur-short) var(--ease-out);
  text-decoration: none;
}
.colophon__social-icon:hover {
  border-color: #f7f3ec;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}
.colophon__zalo-text {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.colophon__nav-bar {
  width: 100%;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  padding-block: var(--space-sm);
  margin-block: var(--space-xs);
}
.colophon__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-xs) var(--space-xl);
}
.colophon__links a {
  color: #d1c8bd;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  transition: color var(--dur-short) var(--ease-out);
  padding-block: var(--space-2xs);
}
.colophon__links a:hover {
  color: #ffffff;
  text-decoration: underline;
}
.colophon__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: #857b6f;
  text-transform: uppercase;
}
@media (max-width: 54rem) {
  .colophon__main-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
}
@media (max-width: 36rem) {
  .colophon__sub-grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
  .colophon__links {
    gap: var(--space-xs) var(--space-md);
  }
  .colophon__bottom {
    flex-direction: column;
    gap: var(--space-2xs);
    text-align: center;
  }
}

/* ---------- Hiệu ứng dải vết loang nghệ thuật (Sơn dầu / Sơn mài) ---------- */
.paint-wash-bg {
  position: relative;
  overflow: hidden;
}
.paint-wash-bg::before {
  content: "";
  position: absolute;
  inset: -20%;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse 55% 40% at 15% 25%, rgba(139, 30, 30, 0.22) 0%, rgba(90, 58, 41, 0.08) 50%, transparent 80%),
    radial-gradient(ellipse 65% 50% at 85% 20%, rgba(45, 106, 79, 0.28) 0%, rgba(74, 130, 88, 0.12) 50%, transparent 80%),
    radial-gradient(ellipse 50% 45% at 18% 75%, rgba(58, 125, 68, 0.24) 0%, rgba(184, 145, 47, 0.08) 50%, transparent 80%),
    radial-gradient(ellipse 70% 50% at 80% 75%, rgba(184, 145, 47, 0.25) 0%, rgba(45, 106, 79, 0.14) 50%, transparent 80%),
    radial-gradient(ellipse 60% 60% at 50% 50%, rgba(90, 58, 41, 0.14) 0%, transparent 75%);
  filter: blur(28px);
}
.paint-wash-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='matrix' values='0 0 0 0 0.1  0 0 0 0 0.08  0 0 0 0 0.06  0 0 0 0.04 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  opacity: 0.65;
  mix-blend-mode: multiply;
}
.paint-wash-accents {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
.paint-stroke {
  position: absolute;
  pointer-events: none;
  filter: blur(6px);
  mix-blend-mode: multiply;
  opacity: 1;
}
.paint-stroke--1 {
  top: -6%;
  left: -8%;
  width: 55vw;
  max-width: 700px;
  transform: rotate(-6deg);
}
.paint-stroke--2 {
  top: 5%;
  right: -10%;
  width: 48vw;
  max-width: 620px;
  transform: rotate(14deg);
}
.paint-stroke--3 {
  bottom: -8%;
  left: 5%;
  width: 45vw;
  max-width: 580px;
  transform: rotate(-12deg);
}
.paint-stroke--4 {
  bottom: -6%;
  right: -5%;
  width: 50vw;
  max-width: 650px;
  transform: rotate(8deg);
}
.paint-wash-bg > .wrap,
.paint-wash-bg > .wrap--full,
.paint-wash-bg > .hero-carousel,
.paint-wash-dark > .wrap,
.paint-wash-dark > .wrap--full {
  position: relative;
  z-index: 1;
}

/* ---------- Hiệu ứng dải vết loang nghệ thuật cho section tối ---------- */
.paint-wash-dark {
  position: relative;
  overflow: hidden;
}
.paint-wash-dark::before {
  content: "";
  position: absolute;
  inset: -20%;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse 60% 45% at 15% 25%, rgba(226, 192, 104, 0.16) 0%, rgba(139, 30, 30, 0.08) 50%, transparent 80%),
    radial-gradient(ellipse 65% 50% at 85% 75%, rgba(45, 106, 79, 0.20) 0%, rgba(90, 58, 41, 0.10) 50%, transparent 80%),
    radial-gradient(ellipse 50% 50% at 50% 40%, rgba(184, 145, 47, 0.12) 0%, transparent 75%);
  filter: blur(40px);
}
.paint-wash-dark::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='matrix' values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 0.04 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  opacity: 0.45;
  mix-blend-mode: overlay;
}