/* ==========================================================================
   BLUELINEARCHIVE — STYLES.CSS
   Contemporary Stark White Cube Fine Art Aesthetic
   Ultra-clean, whitespace-forward, whisper-quiet typography
   ========================================================================== */

:root {
  --bg-primary: #FFFFFF;
  --bg-secondary: #FAFAFA;
  --bg-subtle: #F5F5F5;
  --bg-modal: rgba(255, 255, 255, 0.98);
  
  --text-primary: #111111;
  --text-secondary: #666666;
  --text-muted: #8E8E8E;
  --text-faint: #CCCCCC;
  
  --border-hairline: #EAEAEA;
  --border-subtle: #DDDDDD;
  --border-strong: #111111;
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  --ease-gallery: cubic-bezier(0.16, 1, 0.3, 1);
  --duration-fast: 0.18s;
  --duration-smooth: 0.3s;
}

/* ==========================================================================
   RESET & FOUNDATIONS
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
  font-size: 15px;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  max-width: 100vw;
}

body {
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  max-width: 100vw;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}

.container {
  max-width: 1560px;
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 4vw, 4rem);
}

/* ==========================================================================
   WHISPER-THIN MINIMAL HEADER
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 250;
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-hairline);
  transition: border-color var(--duration-fast) var(--ease-gallery);
}

.header-inner {
  max-width: 1560px;
  margin: 0 auto;
  padding: 1.1rem clamp(1.5rem, 4vw, 4rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-link {
  display: inline-flex;
  align-items: center;
}

.brand-title {
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  text-transform: lowercase;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav-item {
  font-size: 0.88rem;
  font-weight: 400;
  color: var(--text-secondary);
  text-transform: lowercase;
  letter-spacing: 0.01em;
  transition: color var(--duration-fast) ease;
  position: relative;
}

.nav-item:hover {
  color: var(--text-primary);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.saved-counter-btn {
  font-size: 0.88rem;
  font-weight: 400;
  color: var(--text-secondary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  transition: color var(--duration-fast) ease;
}

.saved-counter-btn:hover {
  color: var(--text-primary);
}

.saved-counter-btn .count-bracket {
  color: var(--text-primary);
  font-weight: 500;
}

.mobile-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: transparent;
  border: none;
  padding: 0;
  cursor: pointer;
  position: relative;
  z-index: 301;
  touch-action: manipulation;
}

.mobile-toggle .bar {
  display: block;
  width: 22px;
  height: 1.5px;
  background-color: var(--text-primary);
  position: absolute;
  transition: transform 0.25s var(--ease-gallery), opacity 0.2s ease;
}

.mobile-toggle .bar-1 {
  transform: translateY(-4px);
}

.mobile-toggle .bar-2 {
  transform: translateY(4px);
}

.mobile-toggle.is-active .bar-1 {
  transform: translateY(0) rotate(45deg);
}

.mobile-toggle.is-active .bar-2 {
  transform: translateY(0) rotate(-45deg);
}

/* ==========================================================================
   MOBILE OVERLAY
   ========================================================================== */
.mobile-overlay {
  position: fixed;
  inset: 0;
  width: 100vw;
  max-width: 100vw;
  height: 100vh;
  height: 100dvh;
  overflow-y: auto;
  overflow-x: hidden;
  z-index: 200;
  background-color: var(--bg-primary);
  transform: translateY(-100%);
  transition: transform var(--duration-smooth) var(--ease-gallery);
  display: flex;
  flex-direction: column;
  padding-top: 4.5rem;
  box-sizing: border-box;
}

.mobile-overlay.open {
  transform: translateY(0);
}

.mobile-content {
  padding: 1.5rem 2rem 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  flex: 1;
}

.mobile-links {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding-top: 1rem;
}

.mobile-link {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 300;
  color: var(--text-primary);
  text-decoration: none;
  line-height: 1.15;
  transition: color var(--duration-fast) ease;
}

.mobile-link:hover {
  color: var(--text-muted);
}

.mobile-footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-hairline);
}

.close-btn.mobile-drawer-close {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: none;
  border: none;
  padding: 0.75rem 0;
  cursor: pointer;
  touch-action: manipulation;
}

/* ==========================================================================
   HERO BLOCK
   ========================================================================== */
.hero-block {
  padding: clamp(3.5rem, 8vw, 6.5rem) 0 clamp(2rem, 4vw, 3.5rem);
}

.hero-headline {
  font-size: clamp(2rem, 5vw, 3.8rem);
  font-weight: 400;
  letter-spacing: -0.035em;
  line-height: 1.08;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
}

.hero-description {
  max-width: 680px;
  font-size: clamp(1rem, 1.2vw, 1.15rem);
  font-weight: 300;
  line-height: 1.65;
  color: var(--text-secondary);
}

.hero-description em {
  font-style: normal;
  color: var(--text-primary);
  font-weight: 400;
}

/* ==========================================================================
   GALLERY TOOLBAR & FILTERS
   ========================================================================== */
.gallery-block {
  padding-bottom: clamp(4rem, 8vw, 8rem);
}

.gallery-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.75rem;
  padding-bottom: 2rem;
  margin-bottom: 2.5rem;
  border-bottom: 1px solid var(--border-hairline);
}

.filter-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem 2rem;
}

.filter-link {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--text-secondary);
  cursor: pointer;
  transition: color var(--duration-fast) ease;
  position: relative;
  padding: 0.25rem 0;
  text-transform: lowercase;
  display: inline-flex;
  align-items: baseline;
  gap: 0.3rem;
}

.filter-link:hover {
  color: var(--text-primary);
}

.filter-link.active {
  color: var(--text-primary);
  font-weight: 500;
}

.filter-link.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: var(--text-primary);
}

.filter-count {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 400;
}

.toolbar-tools {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.search-field {
  position: relative;
  display: flex;
  align-items: center;
}

.search-field input {
  font-size: 0.88rem;
  padding: 0.35rem 1.75rem 0.35rem 0;
  border-bottom: 1px solid var(--border-hairline);
  color: var(--text-primary);
  width: 180px;
  transition: width var(--duration-smooth) var(--ease-gallery), border-color var(--duration-fast) ease;
}

.search-field input:focus {
  width: 230px;
  border-color: var(--text-primary);
}

.search-field input::placeholder {
  color: var(--text-muted);
  text-transform: lowercase;
}

.clear-btn {
  position: absolute;
  right: 0;
  font-size: 1.1rem;
  line-height: 1;
  color: var(--text-muted);
  cursor: pointer;
}

.clear-btn:hover {
  color: var(--text-primary);
}

.view-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.view-switch-btn {
  color: var(--text-muted);
  cursor: pointer;
  text-transform: lowercase;
  transition: color var(--duration-fast) ease;
}

.view-switch-btn:hover {
  color: var(--text-primary);
}

.view-switch-btn.active {
  color: var(--text-primary);
  font-weight: 500;
}

.view-sep {
  color: var(--border-hairline);
  font-weight: 300;
}

/* ==========================================================================
   PAINTINGS STAGE (FLUID MASONRY GRID)
   ========================================================================== */
.paintings-stage.layout-grid {
  columns: 3 340px;
  column-gap: clamp(2rem, 3.5vw, 3.5rem);
}

.artwork-item {
  break-inside: avoid;
  margin-bottom: clamp(2.5rem, 4vw, 4rem);
  display: block;
}

.artwork-frame {
  position: relative;
  overflow: hidden;
  background-color: var(--bg-subtle);
  cursor: pointer;
}

.artwork-img {
  width: 100%;
  height: auto;
  display: block;
  transition: opacity var(--duration-smooth) var(--ease-gallery), transform 0.6s var(--ease-gallery);
}

.artwork-frame:hover .artwork-img {
  opacity: 0.95;
  transform: scale(1.015);
}

.artwork-fav-toggle {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-secondary);
  opacity: 0;
  transition: opacity var(--duration-fast) ease, color var(--duration-fast) ease, background-color var(--duration-fast) ease;
}

.artwork-frame:hover .artwork-fav-toggle,
.artwork-fav-toggle.is-fav {
  opacity: 1;
}

.artwork-fav-toggle:hover {
  color: var(--text-primary);
  background-color: #FFFFFF;
}

.artwork-fav-toggle.is-fav {
  color: #111111;
}

.artwork-meta-block {
  padding-top: 1rem;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.artwork-caption {
  cursor: pointer;
  flex: 1;
}

.artwork-name {
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: -0.015em;
  color: var(--text-primary);
  margin-bottom: 0.2rem;
  transition: color var(--duration-fast) ease;
}

.artwork-name:hover {
  color: var(--text-secondary);
}

.artwork-specs-row {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.78rem;
  color: var(--text-primary);
  margin-bottom: 0.2rem;
  letter-spacing: -0.01em;
  flex-wrap: wrap;
}

.artwork-dim {
  font-weight: 500;
}

.artwork-price {
  font-weight: 600;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

.artwork-framed-tag {
  font-size: 0.68rem;
  padding: 0.05rem 0.35rem;
  background: var(--bg-subtle);
  border: 1px solid var(--border-hairline);
  text-transform: lowercase;
  color: var(--text-secondary);
}

.artwork-framed-tag.is-framed {
  background: var(--text-primary);
  color: #FFFFFF;
  border-color: var(--text-primary);
}

.artwork-subtext {
  font-size: 0.82rem;
  font-weight: 400;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.meta-separator {
  color: var(--text-muted);
}

.artwork-action-strip {
  display: flex;
  align-items: center;
}

.artwork-text-link {
  font-size: 0.78rem;
  color: var(--text-muted);
  cursor: pointer;
  text-transform: lowercase;
  transition: color var(--duration-fast) ease;
}

.artwork-text-link:hover {
  color: var(--text-primary);
  text-decoration: underline;
}

/* ==========================================================================
   PAINTINGS STAGE (LIST / ARCHIVE INDEX VIEW)
   ========================================================================== */
.paintings-stage.layout-list {
  display: block;
}

.archive-list-wrapper {
  width: 100%;
}

.archive-list-header {
  display: grid;
  grid-template-columns: 36px 2fr 0.9fr 1.1fr 0.8fr 1.2fr 0.7fr 0.8fr 70px;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border-hairline);
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: lowercase;
  font-weight: 400;
}

.archive-row {
  display: grid;
  grid-template-columns: 36px 2fr 0.9fr 1.1fr 0.8fr 1.2fr 0.7fr 0.8fr 70px;
  align-items: center;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-hairline);
  font-size: 0.88rem;
  cursor: pointer;
  transition: background-color var(--duration-fast) ease;
}

.archive-row:hover {
  background-color: var(--bg-secondary);
}

.archive-row .col-num {
  color: var(--text-muted);
  font-size: 0.75rem;
}

.archive-row .col-title {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.archive-row .col-price {
  font-weight: 600;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}

.row-thumb {
  width: 44px;
  height: 44px;
  background-color: var(--bg-subtle);
  overflow: hidden;
  flex-shrink: 0;
}

.row-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.archive-row .col-series,
.archive-row .col-medium,
.archive-row .col-year {
  color: var(--text-secondary);
}

.list-fav-btn {
  font-size: 0.78rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: color var(--duration-fast) ease;
}

.list-fav-btn:hover,
.list-fav-btn.is-fav {
  color: var(--text-primary);
}

/* Empty State */
.empty-notice {
  padding: 5rem 0;
  text-align: center;
  color: var(--text-secondary);
  font-size: 1rem;
}

.text-action-link {
  margin-top: 1rem;
  color: var(--text-primary);
  font-size: 0.88rem;
  cursor: pointer;
  text-decoration: underline;
}

/* ==========================================================================
   WALL VIEW / ROOM SCALE VISUALIZER
   ========================================================================== */
.visualizer-block {
  padding: clamp(4rem, 6vw, 6rem) 0;
  border-top: 1px solid var(--border-hairline);
}

.section-label-group {
  margin-bottom: 2rem;
}

.label-eyebrow {
  display: block;
  font-size: 0.78rem;
  text-transform: lowercase;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  margin-bottom: 0.4rem;
}

.label-heading {
  font-size: 1.8rem;
  font-weight: 400;
  letter-spacing: -0.025em;
  color: var(--text-primary);
}

.visualizer-panel {
  border: 1px solid var(--border-hairline);
  background-color: var(--bg-primary);
}

.visualizer-controls-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
  padding: 1.25rem 2rem;
  border-bottom: 1px solid var(--border-hairline);
  background-color: var(--bg-primary);
}

.control-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.85rem;
}

.control-item label {
  color: var(--text-secondary);
  text-transform: lowercase;
}

.minimal-select {
  padding: 0.35rem 1.8rem 0.35rem 0.65rem;
  border: 1px solid var(--border-hairline);
  font-size: 0.85rem;
  color: var(--text-primary);
  background: var(--bg-primary) url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L5 5L9 1' stroke='%23666666' stroke-width='1.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat right 0.75rem center;
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  transition: border-color var(--duration-fast) ease;
}

.minimal-select:focus {
  border-color: var(--text-primary);
}

.scale-status-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-left: auto;
}

.scale-label {
  font-size: 0.78rem;
  text-transform: lowercase;
  color: var(--text-muted);
}

.scale-badge {
  font-size: 0.75rem;
  padding: 0.25rem 0.65rem;
  background: var(--bg-subtle);
  border: 1px solid var(--border-hairline);
  color: var(--text-secondary);
  letter-spacing: 0.02em;
  text-transform: lowercase;
  white-space: nowrap;
}

/*
 * The stage is ONE fixed frame for every interior (3:2, framed on the "light"
 * room). Each interior is an absolutely positioned layer that app.js scales to
 * a shared px-per-cm and offsets so its hanging point lands on the same spot.
 * Result: the painting never moves or resizes when the interior changes —
 * only the room dissolves around it.
 */
.room-stage {
  position: relative;
  width: 100%;
  max-width: 860px;
  aspect-ratio: 2528 / 1686;
  margin: 0 auto;
  overflow: hidden;
  border-top: 1px solid var(--border-hairline);
  background-color: var(--bg-primary);
}

.room-layers {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.room-layer {
  position: absolute;
  top: 0;
  left: 0;
  max-width: none;
  display: block;
  opacity: 0;
  z-index: 0;
  user-select: none;
  pointer-events: none;
}

/* Incoming room fades in on top; outgoing room fades out slightly later
   underneath, so there is no brightness dip mid-dissolve. */
.room-layer.is-active {
  opacity: 1;
  z-index: 2;
  transition: opacity 0.55s var(--ease-gallery);
}

.room-layer.is-leaving {
  opacity: 0;
  z-index: 1;
  transition: opacity 0.45s ease 0.2s;
}

@media (prefers-reduced-motion: reduce) {
  .room-layer.is-active,
  .room-layer.is-leaving {
    transition: none;
  }
}

/* Interior Room Switcher Pills */
.room-pill-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.room-pill-btn {
  padding: 0.35rem 0.8rem;
  border: 1px solid var(--border-hairline);
  font-size: 0.8rem;
  color: var(--text-secondary);
  cursor: pointer;
  background-color: var(--bg-primary);
  transition: all var(--duration-fast) ease;
  text-transform: lowercase;
}

.room-pill-btn:hover {
  border-color: var(--text-primary);
  color: var(--text-primary);
}

.room-pill-btn.active {
  background-color: var(--text-primary);
  color: #FFFFFF;
  border-color: var(--text-primary);
}

/* Framing Switcher Pills */
.frame-pill-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.frame-pill-btn {
  padding: 0.35rem 0.8rem;
  border: 1px solid var(--border-hairline);
  font-size: 0.8rem;
  color: var(--text-secondary);
  cursor: pointer;
  background-color: var(--bg-primary);
  transition: all var(--duration-fast) ease;
  text-transform: lowercase;
}

.frame-pill-btn:hover {
  border-color: var(--text-primary);
  color: var(--text-primary);
}

.frame-pill-btn.active {
  background-color: var(--text-primary);
  color: #FFFFFF;
  border-color: var(--text-primary);
}

.room-wall-surface {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 2;
}

/* Foreground Occlusion Elements (e.g. Cat resting on sofa in front of artwork) */
.room-foreground-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 3;
}

.room-fg-elem {
  position: absolute;
  top: 0;
  left: 0;
  max-width: none;
  display: block;
  opacity: 0;
  user-select: none;
  pointer-events: none;
  transition: opacity 0.55s var(--ease-gallery);
}

.room-fg-elem.is-active {
  opacity: 1;
}

.artwork-frame-mount {
  position: absolute;
  top: var(--art-center-y, 24.91%);
  left: var(--art-center-x, 50.6%);
  transform: translate(-50%, -50%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  pointer-events: auto;
  flex-shrink: 0;
  box-sizing: content-box;
  transform-origin: center center;
  transition: 
    padding 0.35s ease, 
    background 0.35s ease, 
    box-shadow 0.4s ease, 
    border-color 0.35s ease;
}

.frame-mat-inner {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-sizing: content-box;
  padding: 0;
  background: transparent;
  transition: padding 0.35s ease, background 0.35s ease, box-shadow 0.35s ease;
}

.artwork-frame-mount img {
  display: block;
  flex-shrink: 0;
  max-width: none;
  max-height: none;
  object-fit: cover;
  transition: width 0.5s cubic-bezier(0.16, 1, 0.3, 1), height 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   AUTHENTIC ART FRAMING & MOUNTING STYLES
   ========================================================================== */

/* 1. Unframed Presentations */

/* Unframed Canvas: 3D Gallery Wrapped Stretcher Depth */
.artwork-frame-mount.frame-unframed.is-canvas,
.artwork-frame-mount.frame-unframed {
  padding: 0;
  background: #FFFFFF;
  border: 1px solid rgba(0, 0, 0, 0.12);
  /* 3D stretched canvas depth: highlight on top/left edge + layered wall cast shadow */
  box-shadow: 
    14px 24px 44px -6px rgba(0, 0, 0, 0.38),
    3px 7px 15px -1px rgba(0, 0, 0, 0.22),
    inset 1px 1px 0 rgba(255, 255, 255, 0.35),
    inset -1px -1px 0 rgba(0, 0, 0, 0.15);
}

/* Unframed Drawing: Pure Archival Rag Paper on Wall */
.artwork-frame-mount.frame-unframed.is-drawing {
  padding: 0;
  background: #FFFFFF;
  border: 1px solid rgba(0, 0, 0, 0.08);
  /* Soft archival paper edge shadow */
  box-shadow: 
    3px 8px 22px -3px rgba(0, 0, 0, 0.22),
    1px 3px 6px -1px rgba(0, 0, 0, 0.1),
    inset 0 0 0 1px rgba(255, 255, 255, 0.7);
}

/* 2. Passe-partout (Museum Mat Board) for Framed Drawings */
.artwork-frame-mount.is-drawing.is-framed .frame-mat-inner {
  padding: clamp(9px, 1.4vw, 15px);
  background-color: #FAF8F5; /* Archival 100% Cotton Museum Rag Mat */
  /* Authentic 45-degree beveled cut window opening shadow + highlight */
  box-shadow: 
    inset 1.5px 1.5px 2.5px rgba(0, 0, 0, 0.24),
    inset -1px -1px 1.5px rgba(255, 255, 255, 0.95),
    0 0 0 1px rgba(0, 0, 0, 0.07);
}

.artwork-frame-mount.is-drawing.is-framed img {
  box-shadow: 0 0 2px rgba(0, 0, 0, 0.18);
}

/* 3. Rebate / Lip for Framed Canvases */
.artwork-frame-mount.is-canvas.is-framed .frame-mat-inner {
  padding: 0;
  background: transparent;
  box-shadow: none;
}

.artwork-frame-mount.is-canvas.is-framed img {
  /* Subtle inner canvas contact shadow from the frame moulding */
  box-shadow: 
    inset 1.5px 1.5px 3px rgba(0, 0, 0, 0.45),
    0 0 0 1px rgba(0, 0, 0, 0.22);
}

/* 4. The 5 Realistic Frame Mouldings */

/* A. Black Oak / Charcoal Ash Studio Frame */
.artwork-frame-mount.frame-black-wood,
.artwork-frame-mount.is-framed {
  padding: 10px;
  background: linear-gradient(135deg, #2c2c2c 0%, #181818 35%, #0f0f0f 70%, #1d1d1d 100%);
  border: 1px solid #000000;
  /* Top-left direct light bevel, bottom-right shadow bevel, layered wall drop shadow */
  box-shadow: 
    16px 28px 48px -6px rgba(0, 0, 0, 0.54),
    4px 9px 18px -2px rgba(0, 0, 0, 0.3),
    inset 1px 1px 0 rgba(255, 255, 255, 0.2),
    inset -1px -1px 0 rgba(0, 0, 0, 0.9),
    inset 0 0 0 1px #050505;
}

/* B. Natural Scandinavian Oak Frame */
.artwork-frame-mount.frame-natural-oak {
  padding: 10px;
  background: linear-gradient(135deg, #ebd9b9 0%, #d8be96 25%, #cbaf83 50%, #dec9a5 75%, #c8a677 100%);
  border: 1px solid #b39466;
  box-shadow: 
    14px 26px 44px -6px rgba(0, 0, 0, 0.44),
    4px 8px 16px -2px rgba(0, 0, 0, 0.22),
    inset 1px 1px 1px rgba(255, 255, 255, 0.65),
    inset -1px -1px 1px rgba(95, 70, 35, 0.45),
    inset 0 0 0 1px #9e8055;
}

/* C. Dark American Walnut Wood Frame */
.artwork-frame-mount.frame-walnut {
  padding: 10px;
  background: linear-gradient(135deg, #523727 0%, #3d2417 30%, #28140a 65%, #462c1d 85%, #341e12 100%);
  border: 1px solid #231208;
  box-shadow: 
    16px 28px 48px -6px rgba(0, 0, 0, 0.58),
    4px 9px 20px -2px rgba(0, 0, 0, 0.32),
    inset 1px 1px 1px rgba(255, 205, 155, 0.35),
    inset -1px -1px 1px rgba(0, 0, 0, 0.8),
    inset 0 0 0 1px #160a04;
}

/* D. White Gallery Studio Float / Box Frame */
.artwork-frame-mount.frame-white-gallery {
  padding: 10px;
  background: linear-gradient(135deg, #ffffff 0%, #f4f3f0 45%, #ebe8e2 80%, #faf9f7 100%);
  border: 1px solid #dcd9d2;
  box-shadow: 
    12px 22px 38px -6px rgba(0, 0, 0, 0.36),
    3px 7px 15px -2px rgba(0, 0, 0, 0.16),
    inset 1px 1px 0 rgba(255, 255, 255, 0.95),
    inset -1px -1px 1px rgba(0, 0, 0, 0.14),
    inset 0 0 0 1px rgba(0, 0, 0, 0.08);
}

/* E. Antique Gold / Warm Gilt Fine Art Frame */
.artwork-frame-mount.frame-gilt-gold {
  padding: 11px;
  background: linear-gradient(135deg, #fae29c 0%, #d4af37 20%, #a67e1e 45%, #f4d66f 65%, #926d16 85%, #bb962e 100%);
  border: 1px solid #946f14;
  box-shadow: 
    16px 30px 52px -6px rgba(0, 0, 0, 0.54),
    4px 10px 22px -2px rgba(0, 0, 0, 0.28),
    inset 1.5px 1.5px 1.5px rgba(255, 255, 230, 0.9),
    inset -1.5px -1.5px 1.5px rgba(55, 35, 8, 0.65),
    inset 0 0 0 1px #7d5b0e;
}

.room-stage.room-dark-lounge .artwork-frame-mount {
  box-shadow: 
    20px 34px 58px -6px rgba(0, 0, 0, 0.85),
    5px 10px 24px -2px rgba(0, 0, 0, 0.55),
    0 0 0 1px rgba(255, 255, 255, 0.08);
}

.room-stage-caption {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-hairline);
  padding: 0.65rem 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  pointer-events: none;
  z-index: 5;
}

.stage-title {
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.stage-meta {
  font-size: 0.76rem;
  color: var(--text-secondary);
}

.room-stage.room-dark-lounge .room-stage-caption {
  background: rgba(18, 19, 21, 0.88);
  border-color: rgba(255, 255, 255, 0.12);
}

.room-stage.room-dark-lounge .stage-title {
  color: #FFFFFF;
}

.room-stage.room-dark-lounge .stage-meta {
  color: #AAAAAA;
}

/* ==========================================================================
   INQUIRE & ACQUISITIONS SECTION
   ========================================================================== */
.inquire-block {
  padding: clamp(4rem, 8vw, 8rem) 0;
  border-top: 1px solid var(--border-hairline);
  scroll-margin-top: 4.5rem;
}

.inquire-layout {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(3rem, 6vw, 6rem);
}

.inquire-intro {
  margin-top: 1rem;
  font-size: 1.05rem;
  font-weight: 300;
  line-height: 1.6;
  color: var(--text-secondary);
  max-width: 440px;
}

.studio-meta {
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.studio-row {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  font-size: 0.88rem;
}

.meta-name {
  color: var(--text-muted);
  width: 60px;
}

.meta-val {
  color: var(--text-primary);
}

.meta-val.link:hover {
  text-decoration: underline;
}

/* Form Styles */
.minimal-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.field-item {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.field-item label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  text-transform: lowercase;
}

.field-item input,
.field-item textarea {
  width: 100%;
  padding: 0.85rem;
  border: 1px solid var(--border-hairline);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.9rem;
  transition: border-color var(--duration-fast) ease;
}

.field-item input:focus,
.field-item textarea:focus {
  border-color: var(--text-primary);
}

.field-item textarea {
  resize: vertical;
}

.submit-btn {
  align-self: flex-start;
  padding: 0.95rem 2.2rem;
  background-color: var(--text-primary);
  color: #FFFFFF;
  font-size: 0.88rem;
  font-weight: 400;
  cursor: pointer;
  transition: background-color var(--duration-fast) ease, transform var(--duration-fast) ease;
}

.submit-btn:hover {
  background-color: #333333;
}

/* ==========================================================================
   MINIMAL FOOTER
   ========================================================================== */
.site-footer {
  border-top: 1px solid var(--border-hairline);
  padding: 2.5rem 0;
  font-size: 0.85rem;
}

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

.footer-brand {
  color: var(--text-secondary);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.footer-links a {
  color: var(--text-muted);
  transition: color var(--duration-fast) ease;
}

.footer-links a:hover {
  color: var(--text-primary);
}

.footer-links a.footer-cms-link {
  color: var(--text-secondary);
  border-bottom: 1px dotted var(--border-subtle);
}

.footer-links a.footer-cms-link:hover {
  color: var(--text-primary);
  border-bottom-color: var(--text-primary);
}

/* ==========================================================================
   LIGHTBOX INSPECTOR MODAL
   ========================================================================== */
.lightbox-modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  background-color: var(--bg-modal);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--duration-smooth) var(--ease-gallery), visibility var(--duration-smooth);
}

.lightbox-modal.open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.lightbox-modal-content {
  width: 94vw;
  height: 92vh;
  position: relative;
  display: flex;
}

.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  font-size: 2.2rem;
  line-height: 1;
  cursor: pointer;
  color: var(--text-primary);
  z-index: 10;
  transition: opacity var(--duration-fast) ease;
}

.lightbox-close:hover {
  opacity: 0.6;
}

.lightbox-split {
  display: grid;
  grid-template-columns: 1fr 360px;
  width: 100%;
  height: 100%;
}

.lightbox-canvas-area {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 2rem;
  background-color: var(--bg-secondary);
}

.lightbox-zoom-bar {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  z-index: 5;
  background: rgba(255, 255, 255, 0.9);
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--border-hairline);
}

/* Lightbox View Mode Switcher: Detail zoom vs Wall preview */
.lightbox-view-toggle {
  position: absolute;
  top: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 0.25rem;
  z-index: 6;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 0.25rem 0.35rem;
  border: 1px solid var(--border-hairline);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.04);
}

.view-pill {
  font-size: 0.74rem;
  letter-spacing: 0.02em;
  padding: 0.35rem 0.85rem;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--duration-fast) ease;
  white-space: nowrap;
}

.view-pill:hover {
  color: var(--text-primary);
}

.view-pill.is-active {
  background: var(--text-primary);
  color: #FFFFFF;
}

/* In-Modal Wall Stage Wrapper */
.modal-room-stage-wrapper {
  width: 100%;
  max-width: 820px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  animation: modalFadeIn 0.25s var(--ease-gallery);
}

@keyframes modalFadeIn {
  from { opacity: 0; transform: scale(0.985); }
  to { opacity: 1; transform: scale(1); }
}

.modal-room-stage-wrapper .room-stage {
  width: 100%;
  max-width: 800px;
  border: 1px solid var(--border-hairline);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.06);
}

.modal-wall-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.75rem;
  flex-wrap: wrap;
  width: 100%;
  padding-top: 0.25rem;
}

.modal-controls-group {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.modal-control-label {
  font-size: 0.72rem;
  text-transform: lowercase;
  color: var(--text-muted);
  letter-spacing: 0.03em;
}

.modal-room-pill,
.modal-frame-pill {
  font-size: 0.72rem;
  text-transform: lowercase;
  letter-spacing: 0.02em;
  padding: 0.25rem 0.6rem;
  border: 1px solid var(--border-hairline);
  background: rgba(255, 255, 255, 0.95);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--duration-fast) ease;
}

.modal-room-pill:hover,
.modal-frame-pill:hover {
  border-color: var(--text-primary);
  color: var(--text-primary);
}

.modal-room-pill.is-active,
.modal-frame-pill.is-active {
  background: var(--text-primary);
  color: #FFFFFF;
  border-color: var(--text-primary);
}

.zoom-action {
  padding: 0.25rem 0.6rem;
  font-size: 0.8rem;
  cursor: pointer;
  color: var(--text-secondary);
}

.zoom-action:hover {
  color: var(--text-primary);
}

.lightbox-image-wrapper {
  max-width: 90%;
  max-height: 85%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-image-wrapper img {
  max-width: 100%;
  max-height: 78vh;
  object-fit: contain;
  transition: transform var(--duration-smooth) var(--ease-gallery);
}

.lightbox-details-panel {
  padding: 3rem 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-left: 1px solid var(--border-hairline);
  background-color: var(--bg-primary);
}

.details-top {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.details-category {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: lowercase;
}

.details-title {
  font-size: 1.6rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  line-height: 1.2;
}

.details-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.78rem;
  color: var(--text-secondary);
  text-transform: lowercase;
  margin-top: 0.35rem;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #2E7D32;
}

.details-specs {
  margin: 2.5rem 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  border-top: 1px solid var(--border-hairline);
  border-bottom: 1px solid var(--border-hairline);
  padding: 1.5rem 0;
}

.spec-line {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
}

.spec-label {
  color: var(--text-muted);
  text-transform: lowercase;
}

.spec-value {
  color: var(--text-primary);
}

.details-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.action-btn-primary {
  width: 100%;
  padding: 0.95rem;
  background-color: var(--text-primary);
  color: #FFFFFF;
  text-align: center;
  font-size: 0.85rem;
  cursor: pointer;
  transition: background-color var(--duration-fast) ease;
}

.action-btn-primary:hover {
  background-color: #333333;
}

.action-btn-secondary {
  width: 100%;
  padding: 0.9rem;
  border: 1px solid var(--border-hairline);
  color: var(--text-primary);
  text-align: center;
  font-size: 0.85rem;
  cursor: pointer;
  transition: border-color var(--duration-fast) ease;
}

.action-btn-secondary:hover {
  border-color: var(--text-primary);
}

/* ==========================================================================
   FAVORITES DRAWER
   ========================================================================== */
.drawer-panel-backdrop {
  position: fixed;
  inset: 0;
  z-index: 250;
  background-color: rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-smooth) ease;
}

.drawer-panel-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.drawer-panel {
  position: absolute;
  top: 0;
  right: 0;
  width: clamp(340px, 32vw, 460px);
  height: 100%;
  background-color: var(--bg-primary);
  border-left: 1px solid var(--border-hairline);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform var(--duration-smooth) var(--ease-gallery);
}

.drawer-panel-backdrop.open .drawer-panel {
  transform: translateX(0);
}

.drawer-header {
  padding: 1.5rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-hairline);
}

.drawer-heading {
  font-size: 1rem;
  font-weight: 500;
  text-transform: lowercase;
}

.drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.drawer-empty-notice {
  text-align: center;
  padding: 4rem 1rem;
  color: var(--text-secondary);
}

.drawer-empty-notice .subtext {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.drawer-art-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-hairline);
}

.drawer-thumb {
  width: 52px;
  height: 52px;
  object-fit: cover;
  background-color: var(--bg-subtle);
  cursor: pointer;
}

.drawer-art-details {
  flex: 1;
  cursor: pointer;
}

.drawer-art-title {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-primary);
}

.drawer-art-meta {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.drawer-remove-btn {
  font-size: 1.3rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.25rem;
}

.drawer-remove-btn:hover {
  color: var(--text-primary);
}

.drawer-footer {
  padding: 1.5rem 2rem;
  border-top: 1px solid var(--border-hairline);
}

/* ==========================================================================
   MINIMAL TOAST
   ========================================================================== */
.toast-wrapper {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 400;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}

.toast-message {
  padding: 0.75rem 1.4rem;
  background-color: var(--text-primary);
  color: #FFFFFF;
  font-size: 0.82rem;
  border-radius: 20px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
  transition: opacity 0.25s ease, transform 0.25s ease;
}

/* ==========================================================================
   RESPONSIVENESS
   ========================================================================== */
@media (max-width: 1024px) {
  .paintings-stage.layout-grid {
    columns: 2 300px;
  }

  .inquire-layout {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  /* Lightbox Modal Responsive Redesign */
  .lightbox-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    display: block;
    padding: 0;
    margin: 0;
    overflow: hidden;
  }

  .lightbox-modal-content {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    max-width: 100vw;
    max-height: 100vh;
    max-height: 100dvh;
    margin: 0;
  }

  .lightbox-split {
    display: flex;
    flex-direction: column;
    width: 100%;
    height: 100%;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
  }

  .lightbox-canvas-area {
    flex: 0 0 auto;
    width: 100%;
    min-height: 52vh;
    height: 55vh;
    padding: 4.25rem 1rem 1.25rem;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background-color: var(--bg-secondary);
  }

  .lightbox-image-wrapper {
    width: 100%;
    height: 100%;
    max-width: 100%;
    max-height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .lightbox-image-wrapper img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
  }

  .lightbox-details-panel {
    flex: 1 0 auto;
    width: 100%;
    border-left: none;
    border-top: 1px solid var(--border-hairline);
    padding: 2rem 1.5rem 3rem;
    box-sizing: border-box;
    background-color: var(--bg-primary);
  }

  .lightbox-close {
    top: 0.75rem;
    right: 0.75rem;
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-radius: 50%;
    border: 1px solid var(--border-hairline);
    font-size: 1.6rem;
    line-height: 1;
    z-index: 25;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  }

  .lightbox-view-toggle {
    top: 0.75rem;
    left: 0.75rem;
    transform: none;
    z-index: 20;
  }

  .lightbox-zoom-bar {
    top: auto;
    bottom: 0.75rem;
    left: 0.75rem;
    z-index: 20;
  }

  .modal-room-stage-wrapper {
    width: 100%;
    max-width: 100%;
    padding: 0;
  }

  .modal-room-stage-wrapper .room-stage {
    max-width: 100%;
  }

  .archive-list-header,
  .archive-row {
    grid-template-columns: 28px 2fr 1fr 0.9fr 60px;
  }

  .archive-list-header .col-medium,
  .archive-row .col-medium,
  .archive-list-header .col-framed,
  .archive-row .col-framed,
  .archive-list-header .col-series,
  .archive-row .col-series {
    display: none;
  }
}

@media (max-width: 768px) {
  .desktop-nav {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  .gallery-toolbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .toolbar-tools {
    width: 100%;
    justify-content: space-between;
  }

  .search-field input {
    width: 140px;
  }

  .form-grid-2 {
    grid-template-columns: 1fr;
  }

  .visualizer-controls-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
    max-width: 100%;
    width: 100%;
    box-sizing: border-box;
  }

  .visualizer-controls-bar .control-item {
    width: 100%;
    max-width: 100%;
  }

  .frame-pill-switch {
    flex-wrap: wrap;
    max-width: 100%;
  }

  .room-stage {
    width: 100%;
  }

  .room-stage-caption {
    bottom: 0.6rem;
    left: 0.6rem;
    padding: 0.35rem 0.65rem;
    gap: 0.1rem;
  }

  .stage-title {
    font-size: 0.78rem;
  }

  .stage-meta {
    font-size: 0.68rem;
  }

  .lightbox-canvas-area {
    min-height: 50vh;
    height: 54vh;
    padding: 4.25rem 1rem 1rem;
  }

  .details-title {
    font-size: 1.35rem;
  }

  .details-specs {
    margin: 1.25rem 0;
    padding: 0.85rem 0;
    gap: 0.7rem;
  }

  .lightbox-details-panel {
    padding: 1.5rem 1.25rem 2.5rem;
  }
}

/* ==========================================================================
   STRIPE CHECKOUT MODAL & NOTIFICATIONS
   ========================================================================== */
.checkout-modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(18, 18, 18, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-normal) ease;
}

.checkout-modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.checkout-modal-content {
  background: #FFFFFF;
  max-width: 520px;
  width: 100%;
  padding: 2.75rem 2.25rem;
  border: 1px solid var(--border-hairline);
  position: relative;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.12);
  transform: translateY(12px);
  transition: transform var(--duration-normal) cubic-bezier(0.16, 1, 0.3, 1);
}

.checkout-modal-backdrop.open .checkout-modal-content {
  transform: translateY(0);
}

.checkout-success-kicker {
  font-family: var(--font-mono, monospace);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #107C41;
  margin-bottom: 0.6rem;
  display: block;
}

.checkout-success-heading {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 300;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
  line-height: 1.25;
}

.checkout-success-body {
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.checkout-summary-box {
  background: #F8F9FA;
  border: 1px solid var(--border-hairline);
  padding: 1rem 1.25rem;
  margin-bottom: 1.5rem;
  font-size: 0.82rem;
  line-height: 1.6;
}

.checkout-summary-line {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.35rem;
}

.checkout-summary-line:last-child {
  margin-bottom: 0;
}