/* ==========================================================================
   XMASVIBE × VIS PLASTICA (v2) — MUJI / ARCHIVAL GALLERY DESIGN SYSTEM
   Aesthetic: Unbleached Washi Paper, Sumi Charcoal Ink, 1px Architectural Grid,
   MUJI Crimson Stamp (#7F0019), Zero Visual Noise.
   ========================================================================== */

:root {
  --bg-paper: #f7f5f0;
  --bg-surface: #ffffff;
  --bg-well: #efece6;
  --bg-subtle: #f2efe9;

  --ink-900: #1c1b19;
  --ink-700: #3d3b37;
  --ink-500: #6e6a63;
  --ink-400: #8c877e;

  --rule-hairline: #dfdbd2;
  --rule-strong: #c7c2b6;

  --muji-red: #7f0019;
  --muji-red-hover: #630013;
  --muji-red-soft: rgba(127, 0, 25, 0.07);

  --charity-green: #1e4631;
  --charity-green-soft: rgba(30, 70, 49, 0.08);

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-serif: 'Instrument Serif', 'Newsreader', Georgia, serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

  --container-max: 1320px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  background-color: var(--bg-paper);
  color: var(--ink-900);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-paper);
  color: var(--ink-900);
}

a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

button:focus-visible,
a:focus-visible,
select:focus-visible,
input:focus-visible {
  outline: 2px solid var(--muji-red);
  outline-offset: 2px;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* --------------------------------------------------------------------------
   1. Top Utility & Charity Compliance Bar
   -------------------------------------------------------------------------- */
.utility-bar {
  background-color: var(--bg-well);
  border-bottom: 1px solid var(--rule-hairline);
  font-family: var(--font-sans);
  font-size: 0.76rem;
  letter-spacing: 0.01em;
  color: #111111;
  font-weight: 700;
}

.utility-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding-top: 0.55rem;
  padding-bottom: 0.55rem;
}

.utility-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-weight: 700;
  color: #111111;
}

.utility-pill strong {
  font-weight: 800;
  color: #000000;
}

.stamp-dot {
  width: 7px;
  height: 7px;
  background-color: var(--muji-red);
  display: inline-block;
}

.utility-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 0.75rem;
}

.utility-origin-label {
  margin-right: 0.4rem;
}

.utility-sep {
  color: var(--ink-400);
  font-size: 0.65rem;
  font-weight: normal;
}

.utility-link-btn {
  font-family: var(--font-sans);
  font-size: 0.76rem;
  font-weight: 700;
  color: #111111;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1.5px;
  white-space: nowrap;
  transition: color 0.15s ease;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
}

.utility-link-btn:hover {
  color: var(--muji-red);
}

/* --------------------------------------------------------------------------
   2. Site Header & Sticky 3-Step Workflow Bar
   -------------------------------------------------------------------------- */
.site-header {
  background-color: #ffffff;
  border-bottom: 1px solid var(--rule-strong);
  position: sticky;
  top: 0;
  z-index: 40;
}

.header-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 1.5rem;
  padding-top: 0.85rem;
  padding-bottom: 0.85rem;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
}

.collab-lockup {
  display: inline-flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: 0.42rem;
  font-size: clamp(1.12rem, 2.2vw, 1.48rem);
  line-height: 1.1;
  white-space: nowrap;
  margin: 0;
}

.collab-host {
  font-family: var(--font-sans);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--ink-900);
  text-decoration: none;
}

.collab-x {
  font-family: var(--font-sans);
  font-size: 0.72em;
  font-weight: 400;
  color: var(--ink-400);
  padding: 0 0.04rem;
}

.collab-artist {
  font-family: var(--font-mono);
  font-size: 0.66em;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muji-red);
  background-color: var(--muji-red-soft);
  border: 1px solid var(--muji-red);
  padding: 0.2rem 0.45rem;
  text-decoration: none;
  white-space: nowrap;
}

.collab-prep {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: 1.08em;
  color: var(--ink-500);
  padding: 0 0.04rem;
}

.collab-charity {
  font-family: var(--font-sans);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--charity-green);
  text-decoration: underline;
  text-decoration-color: rgba(30, 70, 49, 0.35);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
  white-space: nowrap;
}

.brand-subtitle {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-500);
}

/* 3-Step Linear Progress Navigation */
.workflow-steps {
  display: flex;
  align-items: center;
  border: 1px solid var(--rule-strong);
  background-color: var(--bg-surface);
}

.step-nav-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 0.95rem;
  font-family: var(--font-mono);
  font-size: 0.73rem;
  color: var(--ink-500);
  border-right: 1px solid var(--rule-hairline);
  transition: background-color 0.15s ease, color 0.15s ease;
}

.step-nav-btn:last-child {
  border-right: none;
}

.step-nav-btn:hover {
  background-color: var(--bg-subtle);
  color: var(--ink-900);
}

.step-nav-btn.is-active {
  background-color: var(--ink-900);
  color: #ffffff;
  font-weight: 600;
}

.step-num {
  font-size: 0.65rem;
  opacity: 0.75;
}

/* --------------------------------------------------------------------------
   3. Purpose & Visual Exhibition Masthead (Option D: Editorial + 2×2 Showcase)
   -------------------------------------------------------------------------- */
.masthead {
  border-bottom: 1px solid var(--rule-hairline);
  background-color: var(--bg-surface);
}

.masthead-grid {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  grid-template-areas: 'copy showcase';
  border-left: 1px solid var(--rule-hairline);
  border-right: 1px solid var(--rule-hairline);
}

.masthead-copy-block {
  grid-area: copy;
  padding: 1.75rem 2.25rem;
  border-right: 1px solid var(--rule-hairline);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.1rem;
}

.kicker-row {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muji-red);
  font-weight: 600;
}

.masthead-headline {
  font-size: clamp(1.65rem, 2.6vw, 2.35rem);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--ink-900);
}

.masthead-lead {
  font-size: 0.94rem;
  line-height: 1.62;
  color: var(--ink-700);
  max-width: 64ch;
}

/* Progressive Story Disclosure (<details>) — Open seamlessly on Desktop, collapsible on Mobile */
.masthead-story-drawer {
  display: block;
}

.story-drawer-summary {
  display: none;
}

.story-drawer-body {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.masthead-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-top: 0.15rem;
}

.spec-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.3rem 0.6rem;
  background-color: var(--bg-paper);
  border: 1px solid var(--rule-hairline);
  color: var(--ink-700);
}

.spec-tag.highlight {
  background-color: var(--charity-green-soft);
  border-color: rgba(30, 70, 49, 0.25);
  color: var(--charity-green);
  font-weight: 600;
}

/* Right Masthead Column (Row 2 on Mobile): Live 2×2 Exhibition Showcase */
.masthead-showcase {
  grid-area: showcase;
  padding: 1.35rem 1.5rem;
  background-color: var(--bg-paper);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.85rem;
}

.showcase-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  border-bottom: 1px solid var(--rule-hairline);
  padding-bottom: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.05em;
}

.showcase-title {
  font-weight: 700;
  color: var(--ink-900);
  text-transform: uppercase;
}

.showcase-hint {
  color: var(--muji-red);
  font-weight: 600;
}

.showcase-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
}

.showcase-card {
  display: flex;
  flex-direction: column;
  text-align: left;
  background-color: var(--bg-surface);
  border: 1px solid var(--rule-strong);
  padding: 0.45rem;
  transition: border-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
  cursor: pointer;
}

.showcase-card:hover {
  border-color: var(--ink-900);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(28, 27, 25, 0.08);
}

.showcase-card.is-selected {
  border-color: var(--charity-green);
  box-shadow: 0 0 0 1px var(--charity-green), 0 4px 14px rgba(30, 70, 49, 0.12);
  background-color: #f7faf7;
}

.showcase-preset-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--ink-700);
  margin-top: 0.15rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.preset-swatch {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.18);
  flex-shrink: 0;
}

.showcase-art-mount {
  width: 100%;
  aspect-ratio: 1 / 1;
  background-color: #ffffff;
  border: 1px solid var(--rule-hairline);
  padding: 6.67%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

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

/* Garment Composite Card inside Hero Showcase */
.showcase-card-garment {
  border-color: var(--charity-green);
  background-color: #fbfaf7;
}

.showcase-garment-stage {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  background-color: #e8e4dc;
  border: 1px solid var(--rule-hairline);
  overflow: hidden;
}

.showcase-garment-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.showcase-garment-pill {
  position: absolute;
  bottom: 0.3rem;
  left: 0.3rem;
  right: 0.3rem;
  background-color: rgba(28, 27, 25, 0.84);
  color: #ffffff;
  font-family: var(--font-mono);
  font-size: 0.55rem;
  font-weight: 600;
  text-align: center;
  padding: 0.15rem 0.3rem;
  letter-spacing: 0.03em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.showcase-meta {
  padding-top: 0.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  min-width: 0;
}

.showcase-code {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  color: var(--muji-red);
  font-weight: 600;
  letter-spacing: 0.04em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.showcase-label {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--ink-900);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.showcase-footer {
  border-top: 1px solid var(--rule-hairline);
  padding-top: 0.55rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.67rem;
  color: var(--ink-500);
}

/* --------------------------------------------------------------------------
   4. Main Two-Column Atelier Layout (Gallery Left + Sticky Configurator Right)
   -------------------------------------------------------------------------- */
.atelier-workspace {
  border-bottom: 1px solid var(--rule-hairline);
}

.workspace-grid {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  align-items: start;
  border-left: 1px solid var(--rule-hairline);
  border-right: 1px solid var(--rule-hairline);
}

/* LEFT COLUMN: Step 01 — Artwork Gallery */
.gallery-pane {
  border-right: 1px solid var(--rule-hairline);
  background-color: var(--bg-paper);
  min-height: 100vh;
  min-width: 0;
}

.pane-header {
  padding: 1.15rem 1.5rem;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--rule-hairline);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1rem;
}

.pane-header.pane-header-stacked {
  flex-direction: column;
  align-items: stretch;
  gap: 0.55rem;
}

.pane-subrow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.45rem 1rem;
  padding-top: 0.25rem;
  border-top: 1px solid var(--rule-hairline);
}

.density-checkbox-label {
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-700);
}

.pane-step-label {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.step-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  background-color: var(--ink-900);
  color: #ffffff;
  white-space: nowrap;
  flex-shrink: 0;
}

.pane-title {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

/* Filter Bar */
.gallery-toolbar {
  padding: 0.9rem 1.75rem;
  background-color: var(--bg-subtle);
  border-bottom: 1px solid var(--rule-hairline);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.series-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.filter-tab {
  font-family: var(--font-mono);
  font-size: 0.73rem;
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--rule-strong);
  background-color: var(--bg-surface);
  color: var(--ink-700);
  transition: all 0.12s ease;
}

.filter-tab:hover {
  border-color: var(--ink-900);
  color: var(--ink-900);
}

.filter-tab.is-active {
  background-color: var(--muji-red);
  border-color: var(--muji-red);
  color: #ffffff;
  font-weight: 600;
}

.density-toggle-wrap {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-500);
}

/* Gallery Grid */
.artwork-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(195px, 1fr));
  gap: 1px;
  background-color: var(--rule-hairline);
}

.art-card {
  background-color: var(--bg-surface);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  cursor: pointer;
  transition: background-color 0.15s ease;
  position: relative;
  text-align: left;
}

.art-card:hover {
  background-color: var(--bg-paper);
}

.art-card.is-selected {
  background-color: #fffdf9;
  box-shadow: inset 0 0 0 2px var(--muji-red);
}

.art-thumb-frame {
  width: 100%;
  aspect-ratio: 1 / 1;
  background-color: var(--bg-well);
  border: 1px solid var(--rule-hairline);
  overflow: hidden;
  position: relative;
}

.art-thumb-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.25s ease;
}

.art-card:hover .art-thumb-img {
  transform: scale(1.02);
}

.art-card-meta {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.art-card-toprow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--ink-500);
}

.art-code {
  font-weight: 600;
  color: var(--ink-700);
}

.art-study-pill {
  padding: 0.05rem 0.35rem;
  background-color: var(--bg-well);
  border: 1px solid var(--rule-hairline);
  font-size: 0.64rem;
}

.art-card.is-selected .art-study-pill {
  background-color: var(--muji-red);
  border-color: var(--muji-red);
  color: #ffffff;
}

.art-title {
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--ink-900);
  line-height: 1.3;
}

.art-date {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--ink-400);
}

/* RIGHT COLUMN: Step 02 & 03 — Sticky Garment & Print Studio */
.studio-pane {
  position: sticky;
  top: 57px;
  background-color: var(--bg-surface);
  display: flex;
  flex-direction: column;
  min-width: 0;
  max-width: 100%;
}

/* Preview Viewport Stage */
.studio-stage {
  background-color: var(--bg-well);
  border-bottom: 1px solid var(--rule-hairline);
  padding: 1rem 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  min-width: 0;
  max-width: 100%;
}

.stage-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.view-mode-switcher {
  display: inline-flex;
  border: 1px solid var(--rule-strong);
  background-color: var(--bg-surface);
}

.view-btn {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 0.32rem 0.65rem;
  color: var(--ink-700);
  border-right: 1px solid var(--rule-hairline);
}

.view-btn:last-child {
  border-right: none;
}

.view-btn.is-active {
  background-color: var(--ink-900);
  color: #ffffff;
  font-weight: 600;
}

.resolution-tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--ink-500);
}

.canvas-stage-shell {
  position: relative;
  width: 100%;
  min-width: 0;
}

.canvas-viewport {
  width: 100%;
  aspect-ratio: 1 / 1;
  background-color: #e6e2d8;
  border: 1px solid var(--rule-strong);
  position: relative;
  overflow: hidden;
}

/* 2D Panning Zoom Mode (per modern-web-guidance 2d-panning) */
.canvas-viewport.is-zoomed {
  overflow: auto;
  scroll-axis-lock: none;
  overscroll-behavior: none;
  cursor: grab;
}

.canvas-viewport.is-zoomed.is-dragging {
  cursor: grabbing;
  user-select: none;
}

@supports not (scroll-axis-lock: none) {
  .canvas-viewport.is-zoomed {
    touch-action: none;
  }
}

#studio-canvas {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.canvas-viewport.is-zoomed #studio-canvas {
  width: 260%;
  height: 260%;
  max-width: none;
  max-height: none;
  object-fit: unset;
}

.canvas-zoom-btn {
  position: absolute;
  top: 0.65rem;
  right: 0.65rem;
  z-index: 10;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.42rem 0.7rem;
  background-color: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--ink-900);
  color: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(28, 27, 25, 0.14);
  transition: background-color 0.15s ease, color 0.15s ease, transform 0.12s ease;
}

.canvas-zoom-btn:hover {
  background-color: var(--ink-900);
  color: #ffffff;
}

.canvas-zoom-btn.is-active {
  background-color: var(--muji-red);
  border-color: var(--muji-red);
  color: #ffffff;
}

.canvas-zoom-hint {
  position: absolute;
  bottom: 0.65rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  padding: 0.3rem 0.7rem;
  background-color: rgba(28, 27, 25, 0.86);
  color: #ffffff;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.02em;
  pointer-events: none;
  white-space: nowrap;
}

/* Study Switcher Sliding Carousel (2.5 Studies Visible at Once) */
.study-strip-bar {
  background-color: var(--bg-surface);
  border: 1px solid var(--rule-hairline);
  padding: 0.75rem 0.9rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  min-width: 0;
  max-width: 100%;
  overflow: hidden;
}

.study-strip-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 0.69rem;
  color: var(--ink-700);
}

.study-strip-controls {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

.study-carousel-nav {
  display: inline-flex;
  border: 1px solid var(--rule-strong);
  background-color: var(--bg-paper);
}

.study-nav-arrow {
  width: 24px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  line-height: 1;
  color: var(--ink-900);
  border-right: 1px solid var(--rule-hairline);
  transition: background-color 0.12s ease, color 0.12s ease;
}

.study-nav-arrow:last-child {
  border-right: none;
}

.study-nav-arrow:hover:not(:disabled) {
  background-color: var(--ink-900);
  color: #ffffff;
}

.study-nav-arrow:disabled {
  opacity: 0.35;
  cursor: default;
}

.study-carousel-shell {
  position: relative;
  width: 100%;
  min-width: 0;
}

.study-thumbs-row {
  display: flex;
  gap: 0.65rem;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding: 0.15rem 0.05rem 0.45rem;
  width: 100%;
  min-width: 0;
  container-type: scroll-state;
  position: relative;
  scrollbar-width: thin;
  scrollbar-color: var(--rule-strong) var(--bg-well);
}

.study-mini-btn {
  /* Exactly 2.5 thumbnails visible across the carousel width (with two 0.65rem gaps = 1.3rem) */
  flex: 0 0 calc((100% - 1.3rem) / 2.5);
  width: calc((100% - 1.3rem) / 2.5);
  aspect-ratio: 1 / 1;
  scroll-snap-align: start;
  border: 1px solid var(--rule-strong);
  background-color: var(--bg-well);
  padding: 4px;
  position: relative;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.study-mini-btn:hover {
  border-color: var(--ink-900);
}

.study-mini-btn.is-active {
  border: 2px solid var(--muji-red);
  box-shadow: 0 2px 8px rgba(127, 0, 25, 0.15);
  scroll-initial-target: nearest;
}

.study-mini-btn img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.study-mini-num {
  position: absolute;
  bottom: 4px;
  right: 4px;
  background-color: rgba(28, 27, 25, 0.88);
  color: #ffffff;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  padding: 2px 6px;
}

.study-mini-btn.is-active .study-mini-num {
  background-color: var(--muji-red);
}

/* Scrollability affordance edge fades */
.carousel-fade {
  position: absolute;
  top: 0;
  bottom: 0.45rem;
  width: 28px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s ease;
  z-index: 4;
}

.carousel-fade-left {
  left: 0;
  background: linear-gradient(to right, rgba(255, 255, 255, 0.92), transparent);
}

.carousel-fade-right {
  right: 0;
  background: linear-gradient(to left, rgba(255, 255, 255, 0.92), transparent);
}

.study-carousel-shell.can-scroll-left .carousel-fade-left {
  opacity: 1;
}

.study-carousel-shell.can-scroll-right .carousel-fade-right {
  opacity: 1;
}

.carousel-sentinel {
  flex: 0 0 1px;
  width: 1px;
  height: 1px;
  margin-right: -0.65rem;
  visibility: hidden;
  pointer-events: none;
}

/* Configurator Controls Form */
.studio-controls {
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.specimen-plaque {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--rule-hairline);
}

.plaque-code {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--muji-red);
  font-weight: 700;
}

.plaque-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--ink-900);
  margin-top: 0.1rem;
}

.plaque-meta {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--ink-500);
  margin-top: 0.15rem;
}

.plaque-price-box {
  text-align: right;
  flex-shrink: 0;
}

.plaque-price {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--ink-900);
  display: block;
}

.plaque-charity {
  font-family: var(--font-mono);
  font-size: 0.69rem;
  color: var(--charity-green);
  font-weight: 600;
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.control-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.71rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-700);
}

.control-sublabel {
  text-transform: none;
  color: var(--ink-500);
  letter-spacing: 0;
}

/* Garment Type Grid */
.garment-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.4rem;
}

.garment-btn {
  border: 1px solid var(--rule-strong);
  background-color: var(--bg-paper);
  padding: 0.5rem 0.6rem;
  text-align: left;
  transition: all 0.12s ease;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.garment-btn:hover {
  border-color: var(--ink-900);
}

.garment-btn.is-active {
  background-color: var(--ink-900);
  border-color: var(--ink-900);
  color: #ffffff;
}

.g-name {
  font-size: 0.78rem;
  font-weight: 600;
}

.g-meta {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  opacity: 0.8;
}

/* Colour Swatches */
.swatch-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.color-swatch {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 1px solid var(--rule-strong);
  position: relative;
  transition: transform 0.12s ease;
}

.color-swatch:hover {
  transform: scale(1.08);
}

.color-swatch.is-active {
  outline: 2px solid var(--muji-red);
  outline-offset: 2px;
}

/* Size & Layout Row */
.split-controls-row {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 0.85rem;
}

.size-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
}

.size-btn {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  min-width: 36px;
  padding: 0.38rem 0.45rem;
  border: 1px solid var(--rule-strong);
  background-color: var(--bg-paper);
  text-align: center;
}

.size-btn.is-active {
  background-color: var(--ink-900);
  border-color: var(--ink-900);
  color: #ffffff;
  font-weight: 600;
}

.plate-style-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.3rem;
}

.plate-btn {
  font-family: var(--font-mono);
  font-size: 0.69rem;
  padding: 0.38rem 0.45rem;
  border: 1px solid var(--rule-strong);
  background-color: var(--bg-paper);
  text-align: center;
}

.plate-btn.is-active {
  background-color: var(--ink-900);
  border-color: var(--ink-900);
  color: #ffffff;
  font-weight: 600;
}

/* Step 03 Checkout Box */
.checkout-panel {
  border-top: 1px solid var(--rule-hairline);
  padding-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.unit-ledger {
  background-color: var(--bg-paper);
  border: 1px solid var(--rule-hairline);
  padding: 0.65rem 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  display: grid;
  gap: 0.25rem;
}

.ledger-line {
  display: flex;
  justify-content: space-between;
  color: var(--ink-700);
}

.ledger-line.charity {
  color: var(--charity-green);
  font-weight: 700;
  border-top: 1px dashed var(--rule-strong);
  padding-top: 0.25rem;
  margin-top: 0.15rem;
}

.btn-primary-muji {
  width: 100%;
  padding: 0.9rem 1.25rem;
  background-color: var(--muji-red);
  color: #ffffff;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background-color 0.15s ease;
}

.btn-primary-muji:hover {
  background-color: var(--muji-red-hover);
}

.btn-primary-muji.is-minting {
  background-color: var(--ink-900);
  cursor: wait;
  opacity: 0.92;
}

.btn-primary-muji.is-minted {
  background-color: var(--charity-green);
}

.btn-primary-muji.is-minted:hover {
  background-color: #164225;
}

.secondary-actions-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.btn-secondary-muji {
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--rule-strong);
  background-color: var(--bg-surface);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--ink-700);
  text-align: center;
  transition: all 0.12s ease;
}

.btn-secondary-muji:hover {
  border-color: var(--ink-900);
  color: var(--ink-900);
  background-color: var(--bg-paper);
}

/* --------------------------------------------------------------------------
   5. Below-the-Fold Curatorial & Legal Sections (content-visibility: auto)
   -------------------------------------------------------------------------- */
.deferred-section {
  content-visibility: auto;
  contain-intrinsic-size: auto none auto 480px;
  border-bottom: 1px solid var(--rule-hairline);
}

.editorial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-left: 1px solid var(--rule-hairline);
  border-right: 1px solid var(--rule-hairline);
  background-color: var(--bg-surface);
}

.editorial-col {
  padding: 2.5rem 2rem;
  border-right: 1px solid var(--rule-hairline);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.editorial-col:last-child {
  border-right: none;
}

.ed-num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muji-red);
  font-weight: 700;
  letter-spacing: 0.06em;
}

.ed-heading {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--ink-900);
  letter-spacing: -0.01em;
}

.ed-body {
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--ink-700);
}

.hw-figure {
  border: 1px solid var(--rule-hairline);
  background-color: var(--bg-paper);
  padding: 0.5rem;
  margin-top: 0.25rem;
}

.hw-figure img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  display: block;
}

.hw-caption {
  font-family: var(--font-mono);
  font-size: 0.67rem;
  color: var(--ink-500);
  padding-top: 0.45rem;
}

/* Footer */
.site-footer {
  background-color: var(--bg-well);
  padding: 2.5rem 0;
  font-family: var(--font-mono);
  font-size: 0.73rem;
  color: var(--ink-500);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.5rem;
}

.footer-legal {
  max-width: 68ch;
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   6. Accessible Native <dialog> Modals (with light-dismiss support)
   -------------------------------------------------------------------------- */
.modal-dialog,
.muji-dialog {
  margin: auto;
  width: min(640px, 94vw);
  max-height: 88vh;
  border: 1px solid var(--rule-strong);
  background-color: var(--paper-50, #FAF8F5);
  color: var(--ink-900);
  padding: 0;
  border-radius: 4px;
  box-shadow: 0 24px 60px rgba(28, 27, 25, 0.22);
}

.modal-dialog::backdrop,
.muji-dialog::backdrop {
  background-color: rgba(28, 27, 25, 0.65);
  backdrop-filter: blur(2px);
}

.modal-dialog-content,
.dialog-inner {
  display: flex;
  flex-direction: column;
  max-height: 88vh;
}

.modal-header,
.dialog-header {
  padding: 1rem 1.4rem;
  border-bottom: 1px solid var(--rule-hairline);
  background-color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.modal-title,
.dialog-title {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-900);
  margin: 0;
  flex: 1 1 auto;
}

.btn-close-modal,
.dialog-close {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  width: 32px;
  height: 32px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--rule-strong);
  background-color: var(--paper-100);
  color: var(--ink-800);
  cursor: pointer;
  border-radius: 2px;
  transition: all 0.15s ease;
  flex-shrink: 0;
  margin-left: auto; /* Always keep close button strictly on top right */
}

.btn-close-modal:hover,
.dialog-close:hover {
  background-color: var(--muji-red);
  color: #FFFFFF;
  border-color: var(--muji-red);
}

.modal-body,
.dialog-body {
  padding: 1.4rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-size: 0.88rem;
  line-height: 1.6;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.spec-table th,
.spec-table td {
  border: 1px solid var(--rule-hairline);
  padding: 0.55rem 0.75rem;
  text-align: left;
}

.spec-table th {
  background-color: var(--bg-paper);
  font-weight: 600;
}

.api-box {
  background-color: var(--bg-paper);
  border: 1px solid var(--rule-strong);
  padding: 1rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.api-input {
  width: 100%;
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--rule-strong);
  background-color: #ffffff;
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

/* Desktop Independent Dual-Pane Scrolling with Natural Scroll Chaining:
   The pane under the pointer scrolls directly; when it reaches top/bottom, scrolling chains to the whole page. */
@media (min-width: 1025px) {
  .workspace-grid {
    height: calc(100vh - 65px);
    align-items: stretch;
  }

  .gallery-pane {
    height: 100%;
    overflow-y: auto;
    overscroll-behavior-y: auto;
    min-height: 0;
  }

  .studio-pane {
    position: static;
    height: 100%;
    overflow-y: auto;
    overscroll-behavior-y: auto;
    min-height: 0;
  }
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
  .masthead-grid {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas:
      'showcase'
      'copy';
  }

  .workspace-grid,
  .editorial-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .masthead-copy-block {
    border-right: none;
  }

  .masthead-showcase {
    border-bottom: 1px solid var(--rule-hairline);
  }

  .gallery-pane,
  .editorial-col {
    border-right: none;
    border-bottom: 1px solid var(--rule-hairline);
  }

  .studio-pane {
    position: static;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 0.75rem;
  }

  /* 55% Mobile Top Chrome Reduction (Tuned for 398px Pixel 7 & narrower phones) */
  .utility-inner {
    gap: 0.3rem 0.45rem;
    padding-top: 0.38rem;
    padding-bottom: 0.38rem;
    font-size: 0.62rem;
  }

  .utility-pill {
    line-height: 1.32;
  }

  .utility-origin-label {
    display: none;
  }

  .utility-links {
    gap: 0.28rem 0.42rem;
    flex-wrap: nowrap;
    width: 100%;
  }

  .utility-link-btn {
    font-size: 0.63rem;
  }

  .header-grid {
    grid-template-columns: 1fr;
    padding-top: 0.58rem;
    padding-bottom: 0.58rem;
    gap: 0.4rem;
  }

  .brand-lockup {
    flex-wrap: nowrap;
    align-items: center;
    justify-content: space-between;
    width: 100%;
  }

  .collab-lockup {
    font-size: clamp(1rem, 4.35vw, 1.26rem);
    gap: 0.32rem;
    width: 100%;
  }

  .collab-artist {
    font-size: 0.64em;
    padding: 0.16rem 0.36rem;
    letter-spacing: 0.06em;
  }

  .brand-subtitle {
    display: none;
  }

  .workflow-steps {
    display: none;
  }

  /* Mobile Masthead: 3-Up Visual Strip Immediately Below Sticky Header */
  .kicker-row {
    display: none;
  }

  .masthead-showcase {
    padding: 0.65rem 0.7rem;
    gap: 0.45rem;
  }

  .showcase-header {
    font-size: 0.58rem;
    padding-bottom: 0.3rem;
    white-space: nowrap;
  }

  .showcase-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.38rem;
  }

  .showcase-card-desktop-only {
    display: none;
  }

  .showcase-card {
    padding: 0.25rem;
  }

  .showcase-garment-pill {
    font-size: 0.46rem;
    padding: 0.1rem 0.15rem;
    left: 0.2rem;
    right: 0.2rem;
    bottom: 0.2rem;
  }

  .showcase-meta {
    padding-top: 0.26rem;
    gap: 0.04rem;
  }

  .showcase-code {
    font-size: 0.44rem;
    letter-spacing: 0.01em;
  }

  .showcase-label {
    font-size: 0.58rem;
    letter-spacing: -0.01em;
  }

  .showcase-preset-tag {
    font-size: 0.44rem;
    gap: 0.18rem;
    margin-top: 0.04rem;
  }

  .preset-swatch {
    width: 0.38rem;
    height: 0.38rem;
  }

  .showcase-footer {
    display: none;
  }

  .masthead-copy-block {
    padding: 0.75rem 0.8rem 0.85rem;
    gap: 0.6rem;
  }

  .masthead-lead {
    font-size: 0.85rem;
    line-height: 1.5;
  }

  .story-drawer-summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.4rem;
    padding: 0.45rem 0.6rem;
    background-color: var(--bg-paper);
    border: 1px solid var(--rule-strong);
    font-family: var(--font-mono);
    font-size: 0.64rem;
    font-weight: 600;
    color: var(--ink-900);
    cursor: pointer;
    list-style: none;
    user-select: none;
    white-space: nowrap;
  }

  .story-drawer-summary::-webkit-details-marker {
    display: none;
  }

  .story-summary-icon {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--muji-red);
    transition: transform 0.15s ease;
    flex-shrink: 0;
  }

  .masthead-story-drawer[open] .story-summary-icon {
    transform: rotate(45deg);
  }

  .story-drawer-body {
    padding-top: 0.6rem;
    gap: 0.7rem;
  }

  .pane-header {
    padding: 0.85rem 0.8rem;
  }

  .pane-title {
    font-size: 0.92rem;
  }
}

@media (max-width: 640px) {
  .garment-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .split-controls-row {
    grid-template-columns: 1fr;
  }
}

/* -----------------------------------------------------------------------------
   Curated Boutique Shopfront Styles (6-Edition Capsule)
   ----------------------------------------------------------------------------- */
.boutique-container {
  padding-top: 1.5rem;
  padding-bottom: 4rem;
}

.boutique-masthead {
  padding: 1.75rem 0 1.25rem;
  border-bottom: 1px solid var(--rule-hairline);
  margin-bottom: 2rem;
}

.boutique-kicker-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.6rem;
}

.boutique-kicker {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muji-red);
}

.boutique-headline {
  margin-top: 0;
  margin-bottom: 0.85rem;
}

.headline-primary {
  display: block;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(1.85rem, 5.2vw, 3rem);
  line-height: 1.08;
  color: #111111;
  letter-spacing: -0.025em;
  margin-bottom: 0.45rem;
}

.headline-secondary {
  display: block;
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.15rem, 2.9vw, 1.7rem);
  line-height: 1.22;
  color: var(--ink-800);
  letter-spacing: -0.01em;
}

.boutique-story-disclosure {
  margin-bottom: 1rem;
}

.boutique-story-summary {
  font-family: var(--font-sans);
  font-size: 0.92rem;
  color: var(--ink-700);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  list-style: none;
  user-select: none;
  transition: color 0.15s ease;
}

.boutique-story-summary::-webkit-details-marker {
  display: none;
}

.boutique-story-summary:hover {
  color: var(--muji-red);
}

.story-summary-text {
  border-bottom: 1px dotted var(--ink-400);
  padding-bottom: 1px;
}

.story-toggle-icon {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--muji-red);
  transition: transform 0.2s ease;
  display: inline-block;
  line-height: 1;
}

.boutique-story-disclosure[open] .story-toggle-icon {
  transform: rotate(90deg);
}

.boutique-story-disclosure[open] .story-summary-text {
  font-weight: 600;
  color: var(--ink-900);
  border-bottom-style: solid;
}

.boutique-story-disclosure .boutique-lead {
  margin-top: 0.75rem;
  margin-bottom: 0.25rem;
  padding-left: 0.85rem;
  border-left: 2px solid var(--muji-red);
  animation: fadeInStory 0.25s ease-out;
}

.story-subhead {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muji-red);
  margin: 0.9rem 0 0.25rem;
}

.story-inline-link {
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  color: var(--muji-red);
  text-decoration: underline;
  text-underline-offset: 2px;
  font-weight: 600;
  cursor: pointer;
  display: inline;
}

.story-inline-link:hover,
.story-inline-link:focus-visible {
  color: #821019;
}

@keyframes fadeInStory {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.boutique-lead {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--ink-700);
  max-width: 68ch;
  margin-bottom: 1.2rem;
}

.boutique-pills-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: center;
}

.boutique-pill {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  padding: 0.28rem 0.6rem;
  border: 1px solid var(--rule-hairline);
  background: var(--paper-100);
  color: var(--ink-800);
  border-radius: 2px;
}

.boutique-pill.highlight {
  background: var(--muji-red);
  color: #FFFFFF;
  border-color: var(--muji-red);
}

/* -----------------------------------------------------------------------------
   Curated Samples Quick-Peek Strip (Above-the-fold visual proof)
   ----------------------------------------------------------------------------- */
.boutique-samples-bar {
  margin-top: 1.5rem;
  padding: 1rem 1.15rem 1.15rem;
  background: var(--paper-100);
  border: 1px solid var(--rule-hairline);
  border-radius: 4px;
}

.boutique-samples-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.85rem;
}

.samples-kicker {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muji-red);
}

.samples-hint {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--ink-500);
}

.boutique-samples-track {
  display: flex;
  gap: 0.75rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding: 0.2rem 0.1rem 0.4rem;
}

.boutique-samples-track::-webkit-scrollbar {
  height: 4px;
}
.boutique-samples-track::-webkit-scrollbar-track {
  background: transparent;
}
.boutique-samples-track::-webkit-scrollbar-thumb {
  background: var(--rule-strong);
  border-radius: 2px;
}

.sample-tile {
  flex: 1 1 0;
  min-width: 90px;
  background: #FFFFFF;
  border: 1px solid var(--rule-hairline);
  border-radius: 3px;
  padding: 0.55rem 0.45rem 0.6rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  cursor: pointer;
  scroll-snap-align: start;
  transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
  user-select: none;
}

.sample-tile:hover {
  border-color: var(--ink-900);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(45, 41, 38, 0.08);
}

.sample-tile.is-active {
  border-color: var(--muji-red);
  box-shadow: 0 0 0 1px var(--muji-red), 0 4px 12px rgba(186, 12, 47, 0.12);
}

.sample-thumb-wrap {
  width: 54px;
  height: 54px;
  background: #FAF8F5;
  border: 1px solid rgba(45, 41, 38, 0.08);
  border-radius: 2px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.45rem;
}

.sample-thumb-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.sample-num {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 700;
  color: var(--muji-red);
  margin-bottom: 0.15rem;
  display: block;
}

.sample-name {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  line-height: 1.25;
  color: var(--ink-800);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Tactile focus pulse animation when jumping from sample bar */
@keyframes cardTargetPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(186, 12, 47, 0.6);
    border-color: var(--muji-red);
  }
  50% {
    box-shadow: 0 0 0 8px rgba(186, 12, 47, 0.25);
    border-color: var(--muji-red);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(186, 12, 47, 0);
    border-color: var(--rule-strong);
  }
}

.boutique-card.is-card-focused {
  animation: cardTargetPulse 1.4s ease-out;
  border-color: var(--muji-red) !important;
}

.boutique-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.boutique-count-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-800);
}

.boutique-view-toggle {
  display: none; /* Shown on mobile */
  gap: 0.35rem;
  background: var(--paper-100);
  padding: 0.2rem;
  border-radius: 3px;
  border: 1px solid var(--rule-hairline);
}

.btn-view-toggle {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 0.25rem 0.55rem;
  border: none;
  background: transparent;
  color: var(--ink-600);
  cursor: pointer;
  border-radius: 2px;
}

.btn-view-toggle.is-active {
  background: #FFFFFF;
  color: var(--ink-900);
  font-weight: 700;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

/* Boutique Grid (Desktop: 3 columns, Tablet: 2 columns, Mobile: Snap Carousel) */
.boutique-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.boutique-card {
  background: #FFFFFF;
  border: 1px solid var(--rule-hairline);
  border-radius: 4px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.boutique-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.07);
}

.card-stage-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  background: #EDEAE2;
  overflow: hidden;
}

.card-stage-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.card-stage-badge {
  position: absolute;
  top: 0.65rem;
  left: 0.65rem;
  background: rgba(28, 27, 25, 0.88);
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 600;
  padding: 0.2rem 0.5rem;
  letter-spacing: 0.06em;
  border-radius: 2px;
  pointer-events: none;
  z-index: 5;
}

.card-border-badge {
  position: absolute;
  bottom: 0.65rem;
  left: 0.65rem;
  background: rgba(255, 255, 255, 0.94);
  color: var(--ink-800);
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 600;
  padding: 0.2rem 0.45rem;
  border: 1px solid var(--rule-hairline);
  border-radius: 2px;
  pointer-events: none;
  z-index: 5;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
}

/* Card Zoom Controller (260% scale focused on print plate with pan) */
.card-zoom-btn {
  position: absolute;
  top: 0.65rem;
  right: 0.65rem;
  z-index: 10;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.32rem 0.65rem;
  background-color: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--ink-900);
  color: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: 2px;
  box-shadow: 0 2px 8px rgba(28, 27, 25, 0.12);
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
}

.card-zoom-btn:hover {
  background-color: var(--ink-900);
  color: #FFFFFF;
}

.card-zoom-btn.is-active {
  background-color: var(--muji-red, #B22222);
  border-color: var(--muji-red, #B22222);
  color: #FFFFFF;
}

.card-zoom-btn.is-active .zoom-plus-v {
  display: none;
}

.card-zoom-hint {
  position: absolute;
  bottom: 0.65rem;
  right: 0.65rem;
  z-index: 10;
  padding: 0.25rem 0.55rem;
  background-color: rgba(28, 27, 25, 0.88);
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.02em;
  border-radius: 2px;
  pointer-events: none;
  white-space: nowrap;
}

.card-stage-wrap.is-zoomed {
  overflow: auto !important;
  scroll-axis-lock: none;
  overscroll-behavior: none;
  cursor: grab;
  touch-action: none;
}

.card-stage-wrap.is-zoomed.is-dragging {
  cursor: grabbing;
  user-select: none;
}

.card-stage-wrap.is-zoomed .card-stage-canvas {
  width: 260% !important;
  height: 260% !important;
  max-width: none !important;
  max-height: none !important;
}

/* Floating Teemill Shopping Bag Pill */
.floating-bag-pill {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 99;
  animation: bagFadeIn 0.25s ease;
}

@keyframes bagFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.floating-bag-inner {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.05rem;
  background-color: var(--ink-900, #1C1B19);
  color: #FFFFFF !important;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-decoration: none;
  border-radius: 9999px;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.24);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: transform 0.15s ease, background-color 0.15s ease, box-shadow 0.15s ease;
}

.floating-bag-inner:hover {
  background-color: var(--muji-red, #B22222);
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(178, 34, 34, 0.35);
}

.btn-toolbar-bag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.75rem;
  background-color: var(--ink-900);
  color: #FFFFFF !important;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 2px;
  transition: background-color 0.15s ease;
}

.btn-toolbar-bag:hover {
  background-color: var(--muji-red);
}

.utility-bag-link {
  font-weight: 700 !important;
  color: var(--ink-900) !important;
}

.utility-bag-link.has-items {
  background-color: rgba(178, 34, 34, 0.1);
  padding: 0.2rem 0.5rem;
  border-radius: 2px;
  color: var(--muji-red) !important;
}

.card-body {
  padding: 1.15rem 1.15rem 1.35rem;
  display: flex;
  flex-direction: column;
  gap: 0.95rem;
  flex: 1;
}

.card-header-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
}

.card-spec-code {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  color: var(--ink-500);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  display: block;
  margin-bottom: 0.2rem;
}

.card-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  line-height: 1.2;
  font-weight: 400;
  color: var(--ink-900);
  margin: 0;
}

.card-edition-pill {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  padding: 0.2rem 0.45rem;
  background: var(--paper-100);
  border: 1px solid var(--rule-hairline);
  color: var(--ink-700);
  border-radius: 2px;
  white-space: nowrap;
}

/* Card Control Selectors */
.card-selectors {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.card-control-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.card-control-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--ink-600);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.card-control-value {
  color: var(--ink-900);
  font-weight: 700;
}

/* Garment Pill Choices */
.garment-pills-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.btn-card-garment {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  padding: 0.4rem 0.65rem;
  background: var(--paper-50);
  border: 1px solid var(--rule-hairline);
  color: var(--ink-800);
  border-radius: 3px;
  cursor: pointer;
  transition: all 0.12s ease;
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
}

.btn-card-garment:hover {
  background: #FFFFFF;
  border-color: var(--ink-600);
}

.btn-card-garment.is-active {
  background: var(--ink-900);
  color: #FFFFFF;
  border-color: var(--ink-900);
  font-weight: 700;
}

/* Colour Swatches */
.colour-swatches-row {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.btn-card-swatch {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid #FFFFFF;
  box-shadow: 0 0 0 1px var(--rule-hairline);
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
  position: relative;
  padding: 0;
}

.btn-card-swatch:hover {
  transform: scale(1.12);
}

.btn-card-swatch.is-active {
  transform: scale(1.18);
  box-shadow: 0 0 0 2px var(--ink-900);
}

.btn-card-swatch.is-out-of-stock {
  opacity: 0.55;
}

.btn-card-swatch.is-out-of-stock::after {
  content: '';
  position: absolute;
  top: 50%;
  left: -2px;
  right: -2px;
  height: 2px;
  background: var(--muji-red);
  transform: rotate(-45deg);
  pointer-events: none;
}

/* Size Pills */
.size-pills-row {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  flex-wrap: wrap;
}

.btn-card-size {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  min-width: 32px;
  padding: 0 0.35rem;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--paper-50);
  border: 1px solid var(--rule-hairline);
  color: var(--ink-800);
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.12s ease;
  position: relative;
}

.btn-card-size:hover {
  background: #FFFFFF;
  border-color: var(--ink-600);
}

.btn-card-size.is-active {
  background: var(--ink-900);
  color: #FFFFFF;
  border-color: var(--ink-900);
}

.btn-card-size.is-out-of-stock {
  color: var(--ink-400, #9e9a93);
  background: transparent;
  border-style: dashed;
  text-decoration: line-through;
  opacity: 0.65;
}

.card-stock-note {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  line-height: 1.35;
  color: var(--ink-600);
  margin-top: 0.3rem;
}

.card-stock-note.is-oos {
  color: var(--muji-red);
  font-weight: 600;
}

.btn-size-guide-inline {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--ink-500);
  text-decoration: underline;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  margin-left: auto;
}

/* Card Pricing & Checkout */
.card-footer {
  margin-top: auto;
  padding-top: 0.85rem;
  border-top: 1px solid var(--rule-hairline);
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.card-price-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
}

.card-price-figure {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--ink-900);
}

.card-charity-callout {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--muji-red);
  background: rgba(196, 53, 51, 0.08);
  padding: 0.2rem 0.45rem;
  border-radius: 2px;
}

.btn-card-checkout {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  background: var(--ink-900);
  color: #FFFFFF;
  border: none;
  border-radius: 3px;
  padding: 0.85rem 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  transition: background 0.15s ease, transform 0.1s ease;
  min-height: 48px;
  width: 100%;
}

.btn-card-checkout:hover {
  background: var(--muji-red);
}

.btn-card-checkout:active {
  transform: scale(0.98);
}

/* Mobile Carousel Dots */
.carousel-indicator-dots {
  display: none; /* Desktop hidden */
  justify-content: center;
  align-items: center;
  gap: 0.45rem;
  padding: 0.5rem 0 1.5rem;
}

.carousel-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ink-200);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.15s ease;
}

.carousel-dot.is-active {
  background: var(--ink-900);
  transform: scale(1.3);
}

/* Curatorial Colophon & Hidden Vault Section */
.curatorial-colophon {
  background: #181716;
  color: #EDE8DF;
  padding: 3.5rem 0 4.5rem;
  margin-top: 3rem;
  border-top: 2px solid var(--ink-900);
}

.colophon-inner {
  display: flex;
  flex-direction: column;
  gap: 2.2rem;
}

.colophon-top {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 2.5rem;
}

.colophon-brand-title {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  color: #FFFFFF;
  margin-bottom: 0.65rem;
}

.colophon-brand-desc {
  font-family: var(--font-sans);
  font-size: 0.88rem;
  line-height: 1.6;
  color: #B8B3AA;
}

.colophon-specs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.colophon-spec-item {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.45;
  color: #A39E95;
}

.colophon-spec-item strong {
  display: block;
  color: #FFFFFF;
  font-size: 0.75rem;
  margin-bottom: 0.2rem;
}

/* Quiet Footnote for Complete 197-Study Research Archive */
.colophon-archive-note {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid #2C2A26;
}

.colophon-archive-note p {
  font-family: var(--font-sans);
  font-size: 0.76rem;
  line-height: 1.6;
  color: #8E8A82;
  margin: 0;
}

.colophon-archive-note a {
  color: #C7C2B6;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.15s ease;
}

.colophon-archive-note a:hover {
  color: var(--muji-red);
}

/* Discreet Hidden Archive Vault Box */
.colophon-vault-box {
  background: #242220;
  border: 1px solid #363430;
  padding: 1.5rem;
  border-radius: 4px;
}

.vault-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.5rem;
}

.vault-kicker {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muji-red);
}

.vault-desc {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  line-height: 1.55;
  color: #C7C2B6;
  margin-bottom: 0.85rem;
}

.vault-link {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  color: #FFFFFF;
  text-decoration: underline;
  text-underline-offset: 3px;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: color 0.15s ease;
}

.vault-link:hover {
  color: var(--muji-red);
}

.colophon-legal-bottom {
  border-top: 1px solid #2D2B28;
  padding-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: #827D75;
}

/* Responsive adjustments & Automatic Stack Switching */
@media (max-width: 1040px) {
  .boutique-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  .colophon-top {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

/* If window narrows such that less than two whole products can fit side-by-side (≤ 740px),
   switch to stacked mode automatically */
@media (max-width: 740px) {
  .boutique-masthead {
    padding: 0.85rem 0 1rem;
    margin-bottom: 1.25rem;
  }

  .boutique-headline {
    margin-bottom: 0.65rem;
  }

  .headline-primary {
    font-size: clamp(1.55rem, 6.2vw, 2.1rem);
    line-height: 1.12;
    margin-bottom: 0.35rem;
  }

  .headline-secondary {
    font-size: clamp(1.05rem, 4.1vw, 1.35rem);
    line-height: 1.25;
  }

  .boutique-story-disclosure {
    margin-bottom: 0.75rem;
  }

  .boutique-story-summary {
    font-size: 0.85rem;
  }

  .boutique-story-disclosure .boutique-lead {
    font-size: 0.84rem;
    line-height: 1.45;
  }

  .boutique-lead {
    font-size: 0.88rem;
    line-height: 1.45;
    margin-bottom: 0.85rem;
  }

  .boutique-pills-row {
    gap: 0.35rem;
  }

  .boutique-pill {
    font-size: 0.64rem;
    padding: 0.22rem 0.5rem;
  }

  .boutique-samples-bar {
    margin-top: 1rem;
    padding: 0.75rem 0.85rem 0.85rem;
  }

  .boutique-samples-header {
    margin-bottom: 0.6rem;
  }

  .samples-kicker {
    font-size: 0.66rem;
  }

  .samples-hint {
    font-size: 0.64rem;
  }

  .sample-tile {
    flex: 0 0 auto;
    min-width: 78px;
    padding: 0.45rem 0.35rem 0.5rem;
  }

  .sample-thumb-wrap {
    width: 48px;
    height: 48px;
    margin-bottom: 0.35rem;
  }

  .sample-name {
    font-size: 0.68rem;
  }

  .boutique-toolbar {
    flex-wrap: wrap;
    gap: 0.75rem;
  }

  .boutique-view-toggle {
    display: inline-flex;
  }

  /* Automatic stacked mode on narrow desktop/tablet screens */
  .boutique-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
    gap: 1.5rem;
  }

  /* Stack mode (default on mobile & narrow windows) */
  .boutique-grid.is-stack {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
  }

  /* Optional Swipe Carousel (when user explicitly taps "Swipe View") */
  .boutique-grid.is-carousel {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    gap: 0.85rem;
    padding: 0 0.85rem 1rem;
    margin: 0 -0.75rem 0.5rem;
    max-width: 100%;
    scrollbar-width: none;
  }

  .boutique-grid.is-carousel::-webkit-scrollbar {
    display: none;
  }

  .boutique-grid.is-carousel .boutique-card {
    flex: 0 0 calc(100vw - 44px);
    max-width: 354px;
    scroll-snap-align: center;
  }

  .carousel-indicator-dots {
    display: none; /* Hidden by default in stack mode */
  }

  .colophon-specs-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .boutique-grid,
  .boutique-grid.is-stack {
    max-width: 100%;
  }
}