:root {
  /* Warm Red / Cream / Beige / Black Haute Couture Palette */
  --bg-primary: #0A0908;
  --bg-secondary: #121110;
  --bg-tertiary: #1C1A18;
  
  --bg-glass: rgba(18, 17, 16, 0.75);
  --glass-border: rgba(211, 203, 181, 0.12);
  --glass-shadow: 0 16px 48px rgba(0, 0, 0, 0.8);
  
  --accent: #E2353A;
  --accent-hover: #C52A2E;
  --accent-glow: rgba(226, 53, 58, 0.35);
  
  --text-primary: #F5F0DB;
  --text-secondary: #D3CBB5;
  --text-tertiary: #8A8472;
  
  --success: #30D158;
  
  --font-display: 'Syne', sans-serif;
  --font-sans: 'Plus Jakarta Sans', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  --radius-sm: 6px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-pill: 9999px;
  
  --ease-spring: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.25s var(--ease-spring);
  --transition-med: 0.5s var(--ease-spring);
}

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

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

/* Tactile Weave Linen Overlay */
.linen-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.035;
  background: 
    repeating-linear-gradient(0deg, #fff, #fff 1px, transparent 1px, transparent 4px),
    repeating-linear-gradient(90deg, #fff, #fff 1px, transparent 1px, transparent 4px);
}

/* Mouse-Parallax Ambient Glow */
.glow-field {
  position: fixed;
  top: -10%;
  left: -10%;
  width: 120vw;
  height: 120vh;
  pointer-events: none;
  z-index: -1;
  background: radial-gradient(circle at 50% 25%, rgba(226, 53, 58, 0.15), transparent 55%);
  will-change: transform;
}

.accent-text { color: var(--accent); }

/* Buttons */
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  outline: none;
  background: none;
  transition: all var(--transition-fast);
}

.primary-btn {
  background-color: var(--accent);
  color: #fff;
  padding: 16px 36px;
  border-radius: var(--radius-pill);
  font-size: 15px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 6px 20px var(--accent-glow);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.primary-btn:hover {
  background-color: var(--accent-hover);
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 10px 24px var(--accent-glow);
}

.primary-btn:active {
  transform: translateY(0) scale(1);
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: var(--text-secondary);
}

.icon-btn:hover {
  color: var(--text-primary);
  background: var(--glass-border);
}

/* Navigation */
.glass-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 72px;
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  z-index: 100;
}

.nav-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 32px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-logo-wrap {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--glass-border);
}

.brand-logo {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.5px;
  text-transform: lowercase;
}

.nav-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.03);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--glass-border);
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-tertiary);
}
.status-dot.ready {
  background: var(--success);
  box-shadow: 0 0 8px var(--success);
}

/* Container */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 120px 32px 60px;
}

/* Hero Section */
.hero-section {
  max-width: 720px;
  margin: 60px auto 80px;
  text-align: center;
  transition: all var(--transition-med);
}

.hero-section.compact {
  margin: 0 auto 40px;
  max-width: 100%;
  display: flex;
  align-items: center;
  gap: 32px;
  text-align: left;
}

.hero-section.compact .hero-title,
.hero-section.compact .hero-subtitle {
  display: none;
}

.hero-title {
  font-family: var(--font-display);
  font-size: 68px;
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -3px;
  margin-bottom: 24px;
  text-transform: lowercase;
  background: linear-gradient(135deg, #FFF 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 520px;
  margin: 0 auto 48px;
}

/* Upload Zone */
.upload-zone {
  position: relative;
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 80px 40px;
  transition: all var(--transition-med);
  cursor: pointer;
  overflow: hidden;
  margin-bottom: 32px;
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.4);
}

.hero-section.compact .upload-zone {
  width: 120px;
  height: 120px;
  flex: 0 0 120px;
  padding: 0;
  margin-bottom: 0;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.upload-zone:hover {
  border-color: rgba(211, 203, 181, 0.35);
  background: rgba(255,255,255,0.01);
}

.upload-zone.dragover {
  border-color: var(--accent);
  background: var(--accent-glow);
}

.upload-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.hero-section.compact .upload-content {
  display: none; /* Hidden entirely when showing preview in compact mode */
}

.upload-icon-wrap {
  width: 72px;
  height: 72px;
  background: rgba(255,255,255,0.03);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
}

.upload-text {
  font-size: 18px;
  font-weight: 500;
}

.upload-hint {
  font-size: 13px;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
}

.upload-preview {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  object-fit: cover;
  z-index: 5;
}

.clear-upload-btn {
  position: absolute;
  top: 16px; right: 16px;
  z-index: 10;
  width: 36px; height: 36px;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid rgba(255,255,255,0.1);
  transition: all var(--transition-fast);
}
.clear-upload-btn:hover { background: rgba(0,0,0,0.9); }

.hero-section.compact .clear-upload-btn {
  top: 8px;
  right: 8px;
  width: 24px;
  height: 24px;
}
.hero-section.compact .clear-upload-btn svg {
  width: 14px;
  height: 14px;
}

/* Params Options */
.params-expander {
  margin-bottom: 40px;
  text-align: center;
}

.hero-section.compact .params-expander {
  margin-bottom: 0;
  text-align: left;
}

.params-toggle {
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.params-toggle:hover { color: var(--text-primary); }

.params-chevron {
  transition: transform var(--transition-fast);
}
.params-toggle.open .params-chevron {
  transform: rotate(180deg);
}

.params-panel {
  display: none;
  margin-top: 20px;
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: left;
  box-shadow: var(--glass-shadow);
}
.params-panel.open {
  display: block;
  animation: slideDown 0.3s var(--ease-spring);
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

.params-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.input-group label {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-tertiary);
  margin-bottom: 10px;
  font-weight: 600;
}

.glass-input, .glass-select {
  width: 100%;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  padding: 14px 18px;
  font-size: 14px;
  font-family: inherit;
  transition: border-color var(--transition-fast);
}

.glass-input:focus, .glass-select:focus {
  outline: none;
  border-color: rgba(211, 203, 181, 0.4);
}

/* Custom Loom Weaving Loader */
.loading-state {
  text-align: center;
  padding: 100px 0;
}

.loom-container {
  position: relative;
  width: 160px;
  height: 80px;
  margin: 0 auto 32px;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.01);
  overflow: hidden;
}

.loom-thread {
  position: absolute;
  background: var(--glass-border);
}

.loom-thread.vertical {
  top: 0;
  bottom: 0;
  width: 1px;
  opacity: 0.3;
}

.loom-thread.horizontal {
  left: 0;
  right: 0;
  height: 1.5px;
  background: var(--accent);
  opacity: 0.8;
  animation: weaveThread 1.8s var(--ease-spring) infinite alternate;
}

.loom-shuttle {
  position: absolute;
  width: 14px;
  height: 28px;
  background: var(--accent);
  border-radius: 4px;
  top: calc(50% - 14px);
  left: -14px;
  box-shadow: 0 0 16px var(--accent);
  animation: shuttlePass 1.8s var(--ease-spring) infinite alternate;
}

@keyframes shuttlePass {
  0% { left: -14px; }
  100% { left: 160px; }
}

@keyframes weaveThread {
  0% { top: 15%; }
  100% { top: 85%; }
}

.loader-text {
  font-family: var(--font-sans);
  color: var(--text-secondary);
  font-size: 15px;
  letter-spacing: 0.5px;
}

/* Results Section */
.results-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 32px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--glass-border);
}

.results-title {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -1px;
  text-transform: lowercase;
}

.results-meta {
  color: var(--text-tertiary);
  font-size: 13px;
  font-family: var(--font-mono);
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 32px;
}

/* Asymmetric Fabric Card */
.fabric-card {
  background: #181615;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 0.3s var(--ease-spring), box-shadow 0.3s var(--ease-spring), border-color 0.3s var(--ease-spring);
  position: relative;
  opacity: 0;
  transform: translateY(24px);
  animation: cardEnter 0.7s var(--ease-spring) forwards;
  z-index: 1;
}

@keyframes cardEnter {
  to { opacity: 1; transform: translateY(0); }
}

.fabric-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--glass-shadow);
  border-color: rgba(211, 203, 181, 0.25);
}

.card-image-box {
  position: relative;
  aspect-ratio: 1.1;
  width: 100%;
  overflow: hidden;
  background: #000;
}

.fabric-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s var(--ease-spring);
}

.fabric-card:hover .fabric-img {
  transform: scale(1.03);
}



.action-btn {
  background: #fff;
  color: #000;
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: flex;
  gap: 8px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}
.action-btn:hover {
  transform: scale(1.05);
}

.rank-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(18, 17, 16, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 12px;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--glass-border);
}

.card-details {
  padding: 20px;
  background: #22201E;
  border-top: 1px solid var(--glass-border);
}

.card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.fabric-id {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
}

.match-score {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--success);
}

.fabric-filename {
  font-size: 13px;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Modal Overlay */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.inspector-panel {
  background: var(--bg-tertiary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 960px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--glass-shadow);
  transform: scale(0.96);
  opacity: 0;
  transition: all var(--transition-fast);
}

.modal-overlay.active .inspector-panel {
  transform: scale(1);
  opacity: 1;
}

.inspector-header {
  padding: 28px 36px;
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.inspector-title {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -1px;
  text-transform: lowercase;
}

.inspector-subtitle {
  color: var(--text-secondary);
  font-size: 14px;
}

.close-btn {
  width: 44px; height: 44px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--glass-border);
}

.inspector-body {
  padding: 36px;
  display: flex;
  gap: 48px;
}

@media (max-width: 860px) {
  .inspector-body {
    flex-direction: column;
    gap: 36px;
  }
}

.comparison-view {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.comp-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.comp-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-tertiary);
  font-weight: 700;
}

.comp-img-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 1.2;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #0d0d0d;
  border: 1px solid var(--glass-border);
  cursor: zoom-in;
}

.comp-img-wrap img {
  width: 100%; height: 100%; object-fit: contain;
  transition: transform 0.15s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  transform-origin: center center;
}

.comp-img-wrap:hover img {
  transform: scale(2.5);
}

/* Image overlay actions */
.img-overlay-actions {
  position: absolute;
  top: 10px;
  right: 10px;
  display: flex;
  gap: 6px;
  opacity: 0;
  transition: opacity var(--transition-fast) ease;
  z-index: 15;
}

.comp-img-wrap:hover .img-overlay-actions {
  opacity: 1;
}

.overlay-action-btn {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(10, 9, 8, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition-fast) ease;
  text-decoration: none;
  cursor: pointer;
}

.overlay-action-btn:hover {
  background: var(--bg-tertiary);
  border-color: var(--accent);
  color: var(--text-primary);
  transform: scale(1.08);
}

/* V3 Radar & DNA Chart styles */
.score-breakdown {
  width: 360px;
  flex-shrink: 0;
}

@media (max-width: 860px) {
  .score-breakdown { width: 100%; }
}

.radar-box {
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 28px;
}

.radar-chart-container {
  width: 240px;
  height: 240px;
  margin: 0 auto;
}

.radar-grid-bg {
  fill: rgba(255, 255, 255, 0.01);
  stroke: var(--glass-border);
  stroke-width: 0.5px;
}

.radar-grid-line {
  stroke: var(--glass-border);
  stroke-width: 0.5px;
  stroke-dasharray: 2 2;
}

.radar-label {
  fill: var(--text-tertiary);
  font-size: 7.5px;
  font-family: var(--font-mono);
  font-weight: 600;
}

.radar-score-poly {
  fill: rgba(226, 53, 58, 0.18);
  stroke: var(--accent);
  stroke-width: 1.5px;
  transition: points 0.8s var(--ease-spring);
}

.radar-dot {
  fill: var(--text-primary);
  stroke: var(--accent);
  stroke-width: 1.5px;
  transition: cx 0.8s var(--ease-spring), cy 0.8s var(--ease-spring);
}

.metrics-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.metric-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.metric-info {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
}

.metric-val {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--text-primary);
}

.metric-track {
  width: 100%;
  height: 4px;
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius-pill);
  overflow: hidden;
}

.metric-fill {
  height: 100%;
  background: var(--accent);
  border-radius: var(--radius-pill);
  transition: width 0.8s var(--ease-spring);
}

/* Netflix Hover Preview Card */
.netflix-hover-card {
  position: absolute;
  background: var(--bg-tertiary);
  border: 1px solid var(--accent);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.9), 0 0 24px rgba(226, 53, 58, 0.25);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  pointer-events: auto;
  opacity: 0;
  transform: scale(0.9) translateY(0);
  transition: transform 0.4s var(--ease-spring), opacity 0.4s var(--ease-spring);
  visibility: hidden;
  transform-origin: center center;
}

.netflix-hover-card.active {
  opacity: 1;
  transform: scale(1.3) translateY(-12px);
  visibility: visible;
}

.hover-image-box {
  position: relative;
  aspect-ratio: 1.1;
  width: 100%;
  overflow: hidden;
  background: #000;
  border-bottom: 1px solid var(--glass-border);
}

.hover-fabric-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hover-rank-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(18, 17, 16, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 10px;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--glass-border);
}

.hover-details {
  padding: 16px;
  background: var(--bg-secondary);
}

.hover-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
}

.hover-fabric-id {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 15px;
  color: var(--accent);
  text-shadow: 0 0 8px rgba(226, 53, 58, 0.25);
}

.hover-match-score {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 13px;
  color: var(--success);
}

.hover-fabric-filename {
  font-size: 11px;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 12px;
}

.hover-actions-row {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

.hover-actions-row .action-btn {
  width: 100%;
  justify-content: center;
  padding: 8px 16px;
  font-size: 11px;
  background: #fff;
  color: #000;
  border-radius: var(--radius-pill);
}

/* Ground Truth Labeling Buttons */
.label-controls {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--glass-border);
  text-align: center;
}

.label-btn-row {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-bottom: 12px;
}

.label-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.label-btn svg {
  flex-shrink: 0;
}

.label-correct {
  background: var(--success);
  color: #000;
  border-color: var(--success);
}

.label-correct:hover {
  background: #25b14e;
  transform: scale(1.05);
}

.label-wrong {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--glass-border);
}

.label-wrong:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.label-counter {
  font-size: 12px;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
  margin: 0;
}

/* Toast Notification */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--bg-tertiary);
  border: 1px solid var(--glass-border);
  padding: 14px 24px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  color: var(--text-primary);
  box-shadow: var(--glass-shadow);
  z-index: 2000;
  opacity: 0;
  transition: all 0.4s var(--ease-spring);
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.toast.success {
  border-color: var(--success);
  color: var(--success);
}

.toast.error {
  border-color: var(--accent);
  color: var(--accent);
}

/* --- Android Web App (PWA) Mobile Responsive Enhancements --- */
.bottom-sheet-handle {
  display: none;
}

.camera-fab {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 16px var(--accent-glow);
  z-index: 99;
  cursor: pointer;
  border: none;
  outline: none;
  transition: transform var(--transition-fast), background-color var(--transition-fast);
}

.camera-fab:hover {
  background: var(--accent-hover);
  transform: scale(1.05);
}

.camera-fab:active {
  transform: scale(0.95);
}

@media (min-width: 601px) {
  .camera-fab {
    display: none;
  }
}

@media (max-width: 600px) {
  /* Container adjustments */
  .container {
    padding: 88px 16px 80px;
  }

  /* Typography */
  .hero-title {
    font-size: 38px;
    letter-spacing: -1.5px;
    line-height: 1.1;
    margin-bottom: 16px;
  }

  .hero-subtitle {
    font-size: 15px;
    margin-bottom: 32px;
  }

  /* Grid Layout (2 columns for neat scanning) */
  .results-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .fabric-card {
    border-radius: var(--radius-md);
  }

  .card-details {
    padding: 12px;
  }

  .fabric-id {
    font-size: 15px;
  }

  .fabric-filename {
    font-size: 11px;
  }

  /* Bottom sheet implementation */
  .modal-overlay {
    align-items: flex-end;
    padding: 0;
  }

  .inspector-panel {
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    max-height: 85vh;
    transform: translateY(100%) scale(1) !important;
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .modal-overlay.active .inspector-panel {
    transform: translateY(0) scale(1) !important;
  }

  .bottom-sheet-handle {
    display: block;
    width: 40px;
    height: 4px;
    background: var(--text-tertiary);
    opacity: 0.5;
    border-radius: 2px;
    margin: 12px auto 0;
    flex-shrink: 0;
  }

  .inspector-header {
    padding: 16px 24px;
    align-items: center;
  }

  .inspector-title {
    font-size: 20px;
  }

  .inspector-body {
    padding: 24px;
    flex-direction: column;
    gap: 24px;
  }

  .score-breakdown {
    width: 100%;
  }

  .comparison-view {
    gap: 16px;
  }

  .comp-img-wrap {
    aspect-ratio: 1.3;
  }

  .close-btn {
    width: 36px;
    height: 36px;
  }

  .loading-state {
    padding: 60px 0;
  }
}