/* ===== BentoGen Design System ===== */
:root {
  --surface: #f4f5fb;
  --surface-dim: #d9dae6;
  --surface-bright: #fafbff;
  --surface-container-lowest: #ffffff;
  --surface-container-low: #eeeff8;
  --surface-container: #e8e9f2;
  --surface-container-high: #e2e3ec;
  --surface-container-highest: #dcdde6;
  --on-surface: #151730;
  --on-surface-variant: #464761;
  --inverse-surface: #2e3050;
  --inverse-on-surface: #f0f1fa;
  --outline: #727395;
  --outline-variant: #c4c5dc;
  --border-r: 196;
  --border-g: 197;
  --border-b: 220;
  --surface-tint: #4f46e5;
  --primary: #4f46e5;
  --on-primary: #ffffff;
  --primary-container: #6c63ff;
  --on-primary-container: #ffffff;
  --inverse-primary: #c7c2ff;
  --secondary: #6366f1;
  --on-secondary: #ffffff;
  --secondary-container: #e0e0ff;
  --on-secondary-container: #252558;
  --tertiary: #22c55e;
  --error: #dc2626;
  --on-error: #ffffff;
  --error-container: #fce4e4;
  --on-error-container: #8a1a1a;
  --primary-fixed: #e8e7ff;
  --primary-fixed-dim: #c7c2ff;
  --on-primary-fixed: #08006e;
  --on-primary-fixed-variant: #3830b0;
  --secondary-fixed: #e2e1ff;
  --secondary-fixed-dim: #c4c2ff;
  --on-secondary-fixed: #101050;
  --on-secondary-fixed-variant: #303070;
  --tertiary-fixed-dim: #a8e6c0;
  --on-tertiary-fixed: #052e14;
  --on-tertiary-fixed-variant: #166534;
  --surface-variant: #e2e3ec;
  --bg: #f4f5fb;

  --font-display: 'Archivo', system-ui, -apple-system, sans-serif;
  --font-body: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Consolas, monospace;

  --radius-sm: 0.25rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-card: 20px;
  --radius-full: 9999px;

  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-card: 0 4px 12px rgba(79,70,229,0.06), 0 0 0 1px rgba(79,70,229,0.08);
  --shadow-modal: 0 20px 60px rgba(79,70,229,0.10);
  --shadow-elevated: 0 20px 40px rgba(79,70,229,0.08);

  --glass-bg: rgba(255,255,255,0.55);
  --glass-bg-heavy: rgba(255,255,255,0.78);
  --glass-border: 1px solid rgba(255,255,255,0.35);
  --glass-blur: 16px;
  --glass-shadow: 0 4px 24px rgba(79,70,229,0.06);

  --spring-fast: 0.2s var(--ease-spring);
  --spring-slow: 0.4s var(--ease-spring);
  --smooth-fast: 0.15s var(--ease-smooth);
  --smooth-normal: 0.25s var(--ease-smooth);
}

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

html { font-size: 16px; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--on-surface);
  overflow: hidden;
  height: 100vh;
  display: flex;
  flex-direction: column;
}

.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  vertical-align: middle;
  line-height: 1;
}

/* ===== Navbar ===== */
.navbar {
  flex-shrink: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 64px;
  padding: 0 48px;
  background: rgba(255,255,255,0.8);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid rgba(var(--border-r), var(--border-g), var(--border-b),0.1);
  box-shadow: 0 1px 3px rgba(0,0,0,0.02);
  z-index: 50;
}

.navbar-brand {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--on-surface);
}

.navbar-center {
  display: none;
  flex-direction: column;
  align-items: center;
}

.navbar-center-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--on-surface);
}

.navbar-center-subtitle {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--on-surface-variant);
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 400;
  color: var(--on-surface-variant);
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s var(--ease-smooth);
}

.nav-btn:hover {
  background: var(--surface-container);
  color: var(--on-surface);
}

.nav-btn-primary {
  padding: 8px 24px;
  background: var(--primary);
  color: var(--on-primary);
  font-weight: 600;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 12px rgba(79,70,229,0.25);
  transition: all 0.2s var(--ease-smooth);
}

.nav-btn-primary:hover {
  background: var(--primary-container);
  box-shadow: 0 6px 16px rgba(79,70,229,0.35);
  transform: translateY(-1px);
}

/* ===== Main Layout ===== */
.app-layout {
  display: flex;
  flex: 1;
  overflow: hidden;
}

.workspace {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ===== Grid Canvas ===== */
.grid-canvas {
  flex: 1;
  overflow: auto;
  padding: 40px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  background: var(--bg);
  min-height: 300px;
  position: relative;
  background-image: radial-gradient(rgba(79,70,229,0.03) 1px, transparent 1px);
  background-size: 24px 24px;
}

.grid-container {
  width: 100%;
  max-width: 900px;
  background: var(--surface-container-lowest);
  border-radius: 32px;
  padding: 32px;
  box-shadow: 0 20px 60px rgba(79,70,229,0.03), 0 0 0 1px rgba(79,70,229,0.06);
  transition: transform 0.3s var(--ease-spring);
  transform-origin: top center;
  border: 1px solid rgba(0,0,0,0.04);
}

.bento-grid {
  display: grid;
  transition: gap 0.3s var(--ease-smooth);
}

/* ===== Bento Cards ===== */
.bento-card {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  overflow: hidden;
  user-select: none;
  box-shadow: var(--card-shadow, 0 4px 12px rgba(0,0,0,0.04), 0 0 0 1px rgba(0,0,0,0.06));
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  border: 1px solid rgba(0,0,0,0.06);
  container-type: inline-size;
  background: var(--surface-container-lowest, #ffffff);
}

.bento-card:hover {
  transform: scale(1.02) translateY(-2px);
  z-index: 2;
  border-color: var(--primary);
  box-shadow: 0 8px 32px rgba(79,70,229,0.12), 0 0 0 1px var(--primary);
}
.bento-card:active {
  transform: scale(0.98);
}

/* Card entrance animation */
@keyframes cardEntrance {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.bento-card {
  animation: cardEntrance 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.bento-card:nth-child(1) { animation-delay: 0.05s; }
.bento-card:nth-child(2) { animation-delay: 0.1s; }
.bento-card:nth-child(3) { animation-delay: 0.15s; }
.bento-card:nth-child(4) { animation-delay: 0.2s; }
.bento-card:nth-child(5) { animation-delay: 0.25s; }
.bento-card:nth-child(6) { animation-delay: 0.3s; }
.bento-card:nth-child(7) { animation-delay: 0.35s; }
.bento-card:nth-child(8) { animation-delay: 0.4s; }

.bento-card.bento-card-selected {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-color: var(--primary);
}

.bento-card.bento-card-selected .card-controls {
  opacity: 1;
}

.bento-card.img-loaded {
  border-color: transparent;
}

.upload-overlay-card {
  border: 2px dashed rgba(79,70,229,0.3) !important;
  background: linear-gradient(135deg, rgba(79,70,229,0.05) 0%, rgba(139,92,246,0.05) 100%) !important;
}

.upload-overlay-card:hover {
  border-color: rgba(79,70,229,0.6) !important;
  background: linear-gradient(135deg, rgba(79,70,229,0.08) 0%, rgba(139,92,246,0.08) 100%) !important;
}

.upload-overlay-container {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  pointer-events: none;
  padding: 40px;
}

.upload-overlay-container .upload-overlay-card {
  pointer-events: all;
  width: 340px;
  min-height: 260px;
  border-radius: 24px;
  box-shadow: 0 12px 40px rgba(79,70,229,0.10), 0 0 0 1px rgba(79,70,229,0.12);
  animation: uploadPulse 3s ease-in-out infinite;
  backdrop-filter: blur(12px);
  background: rgba(255,255,255,0.85) !important;
}

@keyframes uploadPulse {
  0%, 100% { box-shadow: 0 12px 40px rgba(79,70,229,0.10), 0 0 0 1px rgba(79,70,229,0.12); }
  50% { box-shadow: 0 12px 40px rgba(79,70,229,0.18), 0 0 0 1px rgba(79,70,229,0.20); }
}

/* Card type specific styles */
.bento-card[data-type="colorSwatch"] {
  background: var(--surface-container-lowest, #ffffff);
}

.bento-card[data-type="typeSpecimen"] {
  background: var(--surface-container-lowest, #ffffff);
}

.bento-card[data-type="logoLockup"] {
  background: var(--surface-container-lowest, #ffffff);
}

.bento-card[data-type="logoVariations"] {
  background: var(--surface-container-lowest, #ffffff);
}

.bento-card[data-type="colorInversions"] {
  background: var(--surface-container-lowest, #ffffff);
}

.bento-card[data-type="constructionGrid"] {
  background: var(--surface-container-lowest, #ffffff);
}

.bento-card[data-type="clearSpace"] {
  background: var(--surface-container-lowest, #ffffff);
}

.bento-card[data-type="prohibitedUses"] {
  background: var(--surface-container-lowest, #ffffff);
}

.bento-card[data-type="pattern"] {
  background: var(--surface-container-lowest, #ffffff);
}

.bento-card-hover {
  z-index: 3;
}

.card-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: center;
  gap: 6px;
  pointer-events: none;
  padding: 18px 16px;
  width: 100%;
  height: 100%;
  background: inherit;
  border-radius: inherit;
}

/* Card content styling */
.typo-tag {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  font-size: 10px;
  opacity: 0.8;
}

.typo-title {
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.typo-subtitle {
  font-weight: 500;
  opacity: 0.8;
  line-height: 1.2;
}

.typo-body {
  font-weight: 400;
  opacity: 0.7;
  line-height: 1.4;
  font-size: 12px;
}

.card-inner > p {
  align-self: auto;
  word-break: break-word;
  pointer-events: auto;
  cursor: text;
  padding: 1px 0;
  transition: opacity 0.2s;
  margin: 0;
}

.typo-tag {
  text-transform: uppercase;
  margin-bottom: 2px;
  pointer-events: auto;
  cursor: text;
}

.typo-title {
  pointer-events: auto;
  cursor: text;
}

.typo-subtitle {
  pointer-events: auto;
  cursor: text;
}

.typo-body {
  pointer-events: auto;
  cursor: text;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

[contenteditable]:focus {
  outline: none;
  background: rgba(255,255,255,0.08);
  border-radius: 3px;
  padding: 0 3px;
  margin: 0 -3px;
}

.card-controls {
  position: absolute;
  top: 4px;
  right: 4px;
  display: flex;
  gap: 4px;
  opacity: 0;
  transition: opacity 0.2s;
  z-index: 5;
}

.bento-card:hover .card-controls {
  opacity: 1;
}

.card-text-toggle,
.card-remove-btn,
.card-align-btn,
.card-layer-btn,
.card-mockup-btn {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.45);
  color: white;
  border: none;
  border-radius: 50%;
  font-size: 13px !important;
  cursor: pointer;
  transition: background 0.15s;
  padding: 0;
  line-height: 1;
}

.card-text-toggle:hover,
.card-remove-btn:hover,
.card-align-btn:hover,
.card-layer-btn:hover,
.card-mockup-btn:hover {
  background: var(--primary);
}

.card-text-toggle.text-hidden {
  opacity: 0.45;
  background: rgba(0,0,0,0.25);
}

.card-text-toggle.text-hidden:hover {
  opacity: 1;
  background: var(--primary);
}

.card-align-btn {
  font-size: 9px !important;
  font-weight: 700;
  font-family: 'Inter', -apple-system, sans-serif;
  letter-spacing: 0;
}

.align-popover {
  position: fixed;
  z-index: 1000;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3px;
  padding: 6px;
  background: var(--surface-container-high, #2a2a2e);
  border: 1px solid var(--outline-variant, #3a3a3e);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}

.align-popover .align-btn {
  width: 32px;
  height: 28px;
  font-size: 10px;
  border-radius: 4px;
}

.card-layer-btn {
  font-size: 9px !important;
  font-weight: 700;
  font-family: 'Inter', -apple-system, sans-serif;
  letter-spacing: 0;
}

.layer-popover {
  position: fixed;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 6px;
  background: var(--surface-container-high, #2a2a2e);
  border: 1px solid var(--outline-variant, #3a3a3e);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
  min-width: 90px;
}

.layer-popover .layer-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px 12px;
  background: transparent;
  border: 1px solid var(--outline-variant, #3a3a3e);
  border-radius: 5px;
  color: var(--on-surface-variant, #8A8D93);
  font-family: 'Inter', -apple-system, sans-serif;
  font-size: 11px;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s;
}

.layer-popover .layer-btn:hover {
  background: var(--surface-container-high);
  border-color: var(--primary);
  color: var(--primary);
}

.layer-popover .layer-btn.active {
  background: var(--primary-container, rgba(99,102,241,0.12));
  border-color: var(--primary);
  color: var(--primary);
}

.card-remove-btn:hover {
  background: var(--error);
}

.bento-card.dragging {
  opacity: 0.5;
  transform: scale(0.95);
}

.bento-card.drag-over {
  outline: 2px dashed var(--primary);
  outline-offset: -2px;
  border-color: var(--primary);
}

/* ===== Bottom Toolbar ===== */
.toolbar {
  flex-shrink: 0;
  height: 64px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass-bg-heavy);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border-top: var(--glass-border);
  z-index: 40;
}

.toolbar-inner {
  flex: 1;
  max-width: 1100px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  gap: 8px;
  background: rgba(255,255,255,0.7);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(var(--border-r), var(--border-g), var(--border-b),0.12);
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}

.toolbar-group {
  display: flex;
  align-items: center;
  gap: 2px;
}

.toolbar-group-center {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  gap: 8px;
}

.toolbar-group-right {
  margin-left: auto;
  gap: 8px;
}

.toolbar-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: none;
  background: transparent;
  color: var(--on-surface-variant);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.2s var(--ease-smooth);
  font-size: 18px;
}

.toolbar-btn:hover {
  background: var(--surface-container-highest);
  color: var(--on-surface);
}

.toolbar-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.toolbar-separator {
  width: 1px;
  height: 20px;
  background: rgba(var(--border-r), var(--border-g), var(--border-b),0.2);
  margin: 0 6px;
}

.toolbar-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 500;
  color: var(--on-surface-variant);
  background: transparent;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.2s var(--ease-smooth);
  white-space: nowrap;
}

.toolbar-action-btn:hover {
  background: var(--surface-container);
  color: var(--on-surface);
}

.toolbar-upload {
  cursor: pointer;
}

.toolbar-upload:hover {
  background: var(--primary-fixed);
  color: var(--primary);
}

.toolbar-zoom-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--surface-container);
  color: var(--on-surface);
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: all 0.2s;
}

.toolbar-zoom-btn:hover {
  background: var(--surface-container-high);
}

/* ===== Sidebar ===== */
.sidebar {
  width: 320px;
  min-width: 320px;
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border-left: 1px solid rgba(129,140,248,0.08);
  display: flex;
  flex-direction: column;
  box-shadow: -4px 0 24px rgba(79,70,229,0.04);
  z-index: 50;
  transition: transform var(--smooth-normal);
}
[data-theme="dark"] .sidebar {
  border-left-color: rgba(129,140,248,0.06);
}

.sidebar-header {
  padding: 24px;
  border-bottom: 1px solid rgba(var(--border-r), var(--border-g), var(--border-b),0.1);
}

.sidebar-title {
  font-size: 18px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--on-surface);
}

.sidebar-content {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.sidebar-content::-webkit-scrollbar {
  width: 3px;
}

.sidebar-content::-webkit-scrollbar-track {
  background: transparent;
}

.sidebar-content::-webkit-scrollbar-thumb {
  background: var(--outline-variant);
  border-radius: 10px;
  transition: background 0.2s;
}

.sidebar-content::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

.sidebar-section-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--on-surface-variant);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}

.sidebar-card {
  background: var(--glass-bg-heavy);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: var(--radius-lg);
  padding: 16px;
  border: var(--glass-border);
  box-shadow: var(--glass-shadow);
  transition: box-shadow var(--smooth-fast), border-color var(--smooth-fast);
}
.sidebar-card:hover {
  border-color: rgba(129,140,248,0.2);
  box-shadow: 0 4px 20px rgba(79,70,229,0.08);
}

.control-row {
  margin-bottom: 12px;
}

.control-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--on-surface-variant);
  margin-bottom: 6px;
}

.control-value {
  font-size: 12px;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--on-surface);
  background: var(--surface-container-low);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

input[type="range"] {
  width: 100%;
  height: 6px;
  background: linear-gradient(to right, var(--primary) 0%, var(--primary) var(--slider-fill, 0%), var(--surface-container-high) var(--slider-fill, 0%), var(--surface-container-high) 100%);
  border-radius: 3px;
  -webkit-appearance: none;
  appearance: none;
  outline: none;
  cursor: pointer;
  transition: background 0.2s;
}

.input-group input[type="range"] {
  flex: 1;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--surface-container-lowest);
  cursor: pointer;
  border: 2px solid var(--primary);
  box-shadow: 0 2px 8px rgba(79,70,229,0.2);
  transition: transform 0.15s var(--ease-spring), box-shadow 0.15s;
}
input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.15);
  box-shadow: 0 3px 12px rgba(79,70,229,0.3);
}
input[type="range"]::-webkit-slider-thumb:active {
  transform: scale(0.95);
}
input[type="range"]::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--surface-container-lowest);
  cursor: pointer;
  border: 2px solid var(--primary);
  box-shadow: 0 2px 8px rgba(79,70,229,0.2);
}
input[type="range"]::-moz-range-track {
  height: 6px;
  background: var(--surface-container-high);
  border-radius: 3px;
}
input[type="range"]::-moz-range-progress {
  height: 6px;
  background: var(--primary);
  border-radius: 3px;
}

.input-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.num-input {
  width: 52px;
  padding: 8px 4px;
  text-align: center;
  font-size: 13px;
  font-family: var(--font-mono);
  font-weight: 600;
  background: var(--surface-container-lowest);
  border: 1.5px solid var(--outline-variant);
  border-radius: var(--radius-md);
  color: var(--on-surface);
  outline: none;
  transition: border-color var(--smooth-fast), box-shadow var(--smooth-fast);
  appearance: textfield;
  -moz-appearance: textfield;
}

.num-input::-webkit-inner-spin-button,
.num-input::-webkit-outer-spin-button {
  -webkit-appearance: none;
  appearance: none;
  margin: 0;
}

.num-input:hover {
  border-color: var(--primary);
}

.num-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79,70,229,0.12);
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  border: 2px solid var(--surface-container-lowest);
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}

.palette-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--on-surface-variant);
  margin-bottom: 10px;
}

/* ===== Toggle Switch ===== */
.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.toggle-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--on-surface);
}

.toggle {
  position: relative;
  display: inline-flex;
  width: 44px;
  height: 24px;
  background: var(--surface-container-high);
  border-radius: 12px;
  cursor: pointer;
  transition: background 0.25s var(--ease-smooth);
  flex-shrink: 0;
}

.toggle.active {
  background: var(--primary);
  box-shadow: 0 0 12px rgba(79,70,229,0.2);
}

.toggle-dot {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 18px;
  height: 18px;
  background: white;
  border-radius: 50%;
  transition: transform 0.3s var(--ease-spring), box-shadow 0.25s;
  box-shadow: 0 1px 4px rgba(0,0,0,0.12);
}

.toggle.active .toggle-dot {
  transform: translateX(20px);
  box-shadow: 0 2px 6px rgba(79,70,229,0.3);
}

.toggle-row input[type="checkbox"] {
  display: none;
}

/* ===== Alignment Grid ===== */
.align-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
}

.align-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 38px;
  background: var(--surface-container-lowest);
  border: 1.5px solid var(--outline-variant);
  border-radius: var(--radius-full);
  cursor: pointer;
  color: var(--on-surface-variant);
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: all var(--smooth-fast);
}

.align-btn:hover {
  background: var(--surface-container);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-1px);
}

.align-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--on-primary);
  box-shadow: 0 2px 8px rgba(79,70,229,0.2);
}

.typo-select {
  width: 100%;
  padding: 10px 12px;
  background: var(--surface-container-lowest);
  border: 1.5px solid var(--outline-variant);
  border-radius: var(--radius-lg);
  color: var(--on-surface);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  outline: none;
  transition: border-color var(--smooth-fast), box-shadow var(--smooth-fast);
  appearance: auto;
}

.typo-select:hover {
  border-color: var(--primary);
}

.typo-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79,70,229,0.12);
}

/* ===== Sidebar Button ===== */
.sidebar-btn {
  width: 100%;
  padding: 12px 20px;
  background: var(--primary);
  color: var(--on-primary);
  border: none;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
  transition: all var(--smooth-fast);
  box-shadow: 0 2px 8px rgba(79,70,229,0.15);
  letter-spacing: 0.01em;
}

.sidebar-btn:hover {
  background: var(--primary-container);
  box-shadow: 0 4px 16px rgba(79,70,229,0.25);
  transform: translateY(-1px);
}

.sidebar-btn:active {
  transform: scale(0.97);
}

.sidebar-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

/* ===== Mockup Modal ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(21,23,48,0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 24px;
  animation: fadeIn 0.2s ease-out;
}

.modal-overlay.hidden {
  display: none;
}

.mockup-modal-content {
  width: 100%;
  max-width: 1200px;
  height: 85vh;
  background: var(--glass-bg-heavy);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-modal);
  border: var(--glass-border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: scaleIn 0.25s var(--ease-spring);
}

.mockup-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 1px solid rgba(var(--border-r), var(--border-g), var(--border-b),0.1);
  flex-shrink: 0;
}

.mockup-modal-header h2 {
  font-size: 18px;
  font-weight: 600;
  color: var(--on-surface);
}

.mockup-modal-close {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  color: var(--on-surface-variant);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.2s;
  font-size: 20px;
}

.mockup-modal-close:hover {
  background: var(--surface-container);
  color: var(--error);
}

.mockup-modal-body {
  flex: 1;
  overflow: hidden;
}

/* ===== Export Modal ===== */
.export-modal {
  width: 100%;
  max-width: 900px;
  display: flex;
  background: var(--glass-bg-heavy);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: var(--glass-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-modal);
  animation: scaleIn 0.25s var(--ease-spring);
}

.export-left {
  flex: 3;
  padding: 32px;
  background: rgba(238,239,248,0.4);
  border-right: 1px solid rgba(129,140,248,0.08);
  display: flex;
  flex-direction: column;
}

.export-preview-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.text-headline-md {
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.export-dim-badge {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 12px;
  background: var(--secondary-container);
  color: var(--on-secondary-container);
  border-radius: var(--radius-md);
}

.export-preview-box {
  flex: 1;
  background: var(--surface-container-lowest);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  min-height: 200px;
}

.export-preview-grid {
  width: 100%;
  height: 100%;
  transition: transform 0.5s;
}

.export-preview-box:hover .export-preview-grid {
  transform: scale(1.02);
}

.export-guide-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: radial-gradient(circle, var(--primary) 1px, transparent 1px);
  background-size: 24px 24px;
  opacity: 0.1;
}

.export-guide-overlay.hidden {
  display: none;
}

.export-hint {
  margin-top: 16px;
  font-size: 14px;
  color: var(--on-surface-variant);
  text-align: center;
}

.export-right {
  flex: 2;
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.export-right-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 24px;
}

.export-right-top h1 {
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.export-close-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  color: var(--on-surface-variant);
  cursor: pointer;
  border-radius: var(--radius-full);
  transition: all 0.2s;
}

.export-close-btn:hover {
  color: var(--error);
  background: var(--error-container);
}

.export-settings {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.export-section {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.export-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--outline);
}

.export-toggle-group {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
}

.export-toggle-group input[type="radio"] { display: none; }

.export-toggle-group label {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 12px;
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-md);
  cursor: pointer;
  text-align: center;
  font-size: 14px;
  font-weight: 600;
  color: var(--on-surface-variant);
  transition: all 0.2s;
}

.export-toggle-group label:hover {
  background: var(--surface-container);
}

.export-toggle-group input[type="radio"]:checked + label {
  background: var(--primary);
  color: var(--on-primary);
  border-color: var(--primary);
}

.export-res-group {
  display: flex;
  background: var(--surface-container-low);
  padding: 4px;
  border-radius: var(--radius-xl);
  gap: 4px;
}

.export-res-group input[type="radio"] { display: none; }

.export-res-group label {
  flex: 1;
  padding: 8px;
  text-align: center;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  color: var(--on-surface-variant);
  cursor: pointer;
  transition: all 0.2s;
}

.export-res-group input[type="radio"]:checked + label {
  background: var(--surface-container-lowest);
  color: var(--on-surface);
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.export-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  padding: 8px 0;
}

.export-toggle-row span {
  font-size: 14px;
  font-weight: 500;
  color: var(--on-surface);
}

.toggle-switch {
  width: 40px;
  height: 20px;
  background: var(--surface-container-high);
  border-radius: 10px;
  position: relative;
  transition: background 0.2s;
}

.toggle-switch.active {
  background: var(--primary);
}

.toggle-switch .toggle-dot {
  position: absolute;
  top: 2px;
  width: 16px;
  height: 16px;
  background: white;
  border-radius: 50%;
  box-shadow: 0 1px 2px rgba(0,0,0,0.1);
  transition: left 0.2s var(--ease-spring);
}

.toggle-dot.left { left: 2px; }
.toggle-dot.right { left: 22px; }

.export-actions {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid rgba(var(--border-r), var(--border-g), var(--border-b),0.1);
}

.export-download-btn {
  width: 100%;
  padding: 16px;
  background: var(--primary);
  color: var(--on-primary);
  border: none;
  border-radius: var(--radius-xl);
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.2s;
  box-shadow: 0 4px 12px rgba(70,72,212,0.2);
}

.export-download-btn:hover {
  box-shadow: 0 6px 20px rgba(70,72,212,0.3);
  transform: translateY(-1px);
}

.export-download-btn:active {
  transform: scale(0.98);
}

.export-size-estimate {
  text-align: center;
  margin-top: 12px;
  font-size: 14px;
  color: rgba(70,69,84,0.6);
}

/* ===== Glass Panel ===== */
.glass-panel {
  background: rgba(255,255,255,0.7);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
}

/* ===== Toast ===== */
.toast-container {
  position: fixed;
  top: 80px;
  right: 24px;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
  max-width: 380px;
}

.toast {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  border-radius: var(--radius-lg);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.4;
  box-shadow: 0 8px 32px rgba(0,0,0,0.12), 0 0 0 1px rgba(0,0,0,0.04);
  transform: translateX(120%);
  transition: all 0.4s var(--ease-spring);
  pointer-events: auto;
  cursor: pointer;
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
}

.toast.show {
  transform: translateX(0);
}

.toast.toast-exit {
  transform: translateX(120%);
  opacity: 0;
}

.toast .toast-icon {
  font-size: 20px;
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.toast.toast-info {
  background: rgba(255,255,255,0.85);
  color: var(--on-surface);
}
.toast.toast-info .toast-icon {
  background: var(--primary-fixed);
  color: var(--primary);
}

.toast.toast-success {
  background: rgba(232, 245, 233, 0.9);
  color: #1b5e20;
}
.toast.toast-success .toast-icon {
  background: rgba(27, 94, 32, 0.12);
  color: #2e7d32;
}

.toast.toast-error {
  background: rgba(255, 235, 238, 0.9);
  color: #b71c1c;
}
.toast.toast-error .toast-icon {
  background: rgba(183, 28, 28, 0.12);
  color: #c62828;
}

.toast .toast-msg {
  flex: 1;
}

/* ===== Focus & Active States ===== */
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

button:active:not(:disabled),
.btn-group-btn:active:not(.active),
.nav-btn:active,
.export-download-btn:active,
.card-type-btn:active:not(.active),
.fx-chip-btn:active:not(.active) {
  transform: scale(0.96);
}

button:disabled,
.btn-group-btn:disabled,
.export-download-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* Smooth transitions for all interactive elements */
button,
.btn-group-btn,
.nav-btn,
.nav-btn-primary,
.export-download-btn,
.export-toggle-group label,
.export-res-group label,
.toggle-switch,
.card-type-btn,
.fx-chip-btn,
.bento-card,
.upload-zone {
  transition: all 0.2s var(--ease-smooth);
}

/* Loading spinner utils */
@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

/* ===== Animations ===== */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

/* ===== Floating Brand Palette (Apple-style) ===== */
.brand-floating {
  position: fixed;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 20px;
  background: rgba(255,255,255,0.75);
  backdrop-filter: saturate(180%) blur(24px);
  -webkit-backdrop-filter: saturate(180%) blur(24px);
  border: 1px solid rgba(var(--border-r), var(--border-g), var(--border-b),0.15);
  border-radius: var(--radius-xl);
  box-shadow: 0 8px 32px rgba(0,0,0,0.08);
  z-index: 100;
  animation: brandFadeIn 0.4s var(--ease-spring) forwards;
  min-height: 44px;
}

.brand-floating.hidden {
  display: none;
}

.brand-floating-bar {
  width: 160px;
  height: 36px;
  border-radius: var(--radius-md);
  flex-shrink: 0;
  background: var(--outline-variant);
  transition: background 0.4s;
  position: relative;
  overflow: hidden;
}

.brand-floating-bar .gradient-label {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  text-shadow: 0 1px 4px rgba(0,0,0,0.3);
  pointer-events: none;
}

.brand-floating-bar .gradient-label.dark {
  color: rgba(0,0,0,0.5);
  text-shadow: 0 1px 4px rgba(255,255,255,0.3);
}

.brand-floating-swatches {
  display: flex;
  gap: 8px;
  align-items: center;
}

.brand-floating-swatches .color-bubble {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
  border: 2px solid rgba(255,255,255,0.8);
  box-shadow: 0 2px 6px rgba(0,0,0,0.12);
}

.brand-floating-swatches .color-bubble:hover {
  transform: scale(1.2);
}

.brand-floating-swatches .color-bubble.active {
  box-shadow: 0 0 0 2px var(--primary);
}

.brand-floating-shuffle {
  padding: 6px 14px;
  font-size: 11px;
  font-weight: 600;
  color: var(--on-surface-variant);
  background: var(--surface-container);
  border: 1px solid rgba(var(--border-r), var(--border-g), var(--border-b),0.15);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.brand-floating-shuffle:hover {
  background: var(--primary-fixed);
  color: var(--primary);
  border-color: var(--primary);
}

@keyframes brandFadeIn {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

/* ===== Responsive ===== */
@media (min-width: 768px) {
  .navbar-center { display: flex; }
}

@media (max-width: 768px) {
  .navbar { padding: 0 20px; }
  .grid-canvas { padding: 20px; }
  .grid-container { padding: 16px; border-radius: 24px; }
  .export-modal { flex-direction: column; max-width: 100%; }
  .export-left { border-right: none; border-bottom: 1px solid rgba(var(--border-r), var(--border-g), var(--border-b),0.1); }
}

/* ===== Auth Nav Button ===== */
.nav-btn.auth-signed-in {
  gap: 6px;
  padding: 6px 14px;
  background: var(--surface-container-high);
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 500;
}

/* ===== Auth Modal ===== */
.auth-modal {
  width: 100%;
  max-width: 420px;
  background: var(--glass-bg-heavy);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: var(--glass-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-modal);
  overflow: hidden;
  animation: scaleIn 0.25s var(--ease-spring);
}

.auth-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 24px 0;
}

.auth-header h2 {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--on-surface);
}

.auth-close-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  color: var(--on-surface-variant);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.2s;
}

.auth-close-btn:hover {
  color: var(--error);
  background: var(--error-container);
}

.auth-tabs {
  display: flex;
  gap: 0;
  padding: 16px 24px 0;
  border-bottom: 1px solid var(--outline-variant);
}

.auth-tab {
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  color: var(--on-surface-variant);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: all 0.2s;
  margin-bottom: -1px;
}

.auth-tab:hover {
  color: var(--on-surface);
}

.auth-tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.auth-form {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.auth-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.auth-field label {
  font-size: 13px;
  font-weight: 600;
  color: var(--on-surface);
}

.auth-field input {
  width: 100%;
  padding: 10px 14px;
  background: var(--surface-container-low);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-md);
  color: var(--on-surface);
  font-size: 14px;
  font-family: var(--font-body);
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
}

.auth-field input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(70,72,212,0.15);
}

.auth-field input::placeholder {
  color: var(--outline);
}

.auth-submit {
  width: 100%;
  padding: 12px;
  background: var(--primary);
  color: var(--on-primary);
  border: none;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  margin-top: 4px;
}

.auth-submit:hover {
  background: var(--primary-container);
}

.auth-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.auth-error {
  padding: 12px 24px 24px;
  font-size: 13px;
  color: var(--error);
  text-align: center;
}

/* ===== Cloud Sync Indicator ===== */
#sync-status {
  transition: color 0.3s;
  white-space: nowrap;
}

/* ===== Utility ===== */
.hidden { display: none !important; }

#grid-info {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.card-type-controls.hidden {
  display: none;
}

/* ===== Button Groups ===== */
.btn-group {
  display: flex;
  gap: 4px;
}

.btn-group-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 8px 12px;
  background: var(--surface-container-lowest);
  border: 1.5px solid var(--outline-variant);
  border-radius: var(--radius-full);
  cursor: pointer;
  color: var(--on-surface-variant);
  font-size: 11px;
  font-weight: 600;
  font-family: var(--font-body);
  transition: all var(--smooth-fast);
  box-shadow: 0 1px 2px rgba(0,0,0,0.02);
}

.btn-group-btn:hover {
  background: var(--surface-container);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-1px);
}

.btn-group-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--on-primary);
  box-shadow: 0 2px 8px rgba(79,70,229,0.2);
}



/* ===== Upload Zone ===== */
.upload-zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
  border: 2px dashed var(--outline-variant);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--smooth-fast);
  text-align: center;
  position: relative;
  background: var(--surface-container-low);
}

.upload-zone:hover {
  border-color: var(--primary);
  background: var(--surface-container-lowest);
  box-shadow: 0 2px 12px rgba(79,70,229,0.06);
}

.upload-zone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

/* ===== Swatch Color Pickers ===== */
.swatch-pickers {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 8px;
}

.swatch-picker-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.swatch-picker-row input[type="color"] {
  width: 32px;
  height: 32px;
  padding: 0;
  border: 2px solid var(--outline-variant);
  border-radius: 50%;
  cursor: pointer;
  background: none;
  flex-shrink: 0;
  transition: border-color var(--smooth-fast), box-shadow var(--smooth-fast);
}

.swatch-picker-row input[type="color"]:hover {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79,70,229,0.1);
}

.swatch-picker-row input[type="color"]::-webkit-color-swatch-wrapper {
  padding: 0;
}

.swatch-picker-row input[type="color"]::-webkit-color-swatch {
  border: none;
  border-radius: 50%;
}

.swatch-picker-row span {
  font-size: 11px;
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--on-surface);
}

.card-mockup-btn.has-mockup {
  color: var(--primary);
  background: rgba(99,102,241,0.25);
}

.card-mockup-btn.has-mockup:hover {
  background: var(--primary);
  color: white;
}

/* ===== Swatch Designs ===== */
.swatch-card-inner {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.swatch-accent {
  display: flex;
  height: 100%;
  width: 100%;
}
.swatch-accent-main {
  width: 60%;
  height: 100%;
  display: flex;
  align-items: flex-end;
  position: relative;
}
.swatch-accent-main span {
  padding: 10px 12px;
  font-size: 10px;
  font-family: 'SF Mono', 'Consolas', monospace;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.swatch-accent-sub {
  width: 40%;
  height: 100%;
  display: flex;
  flex-direction: column;
}
.swatch-accent-sub > div {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  font-family: 'SF Mono', 'Consolas', monospace;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: flex 0.2s;
}
.swatch-accent-sub > div:hover {
  flex: 1.4;
}

.swatch-split {
  display: flex;
  height: 100%;
  width: 100%;
}
.swatch-split > div {
  flex: 1;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding-bottom: 8px;
  position: relative;
}
.swatch-split > div::after {
  content: attr(data-hex);
  font-size: 8px;
  font-family: 'SF Mono', 'Consolas', monospace;
  font-weight: 500;
  letter-spacing: 0.02em;
  opacity: 0;
  transition: opacity 0.2s;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(0,0,0,0.2);
  backdrop-filter: blur(4px);
}
.swatch-split > div:hover::after {
  opacity: 1;
}

.swatch-stripe {
  display: flex;
  flex-direction: column;
  height: 100%;
  width: 100%;
}
.swatch-stripe > div {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 14px;
  transition: flex 0.25s;
  position: relative;
}
.swatch-stripe > div:hover {
  flex: 1.6;
}
.swatch-stripe > div > span:first-child {
  font-size: 10px;
  font-weight: 600;
  text-shadow: 0 1px 3px rgba(0,0,0,0.2);
}
.swatch-stripe > div > span:last-child {
  font-size: 9px;
  font-family: 'SF Mono', 'Consolas', monospace;
  font-weight: 500;
  text-shadow: 0 1px 3px rgba(0,0,0,0.2);
  opacity: 0.85;
}

.swatch-concentric {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.swatch-concentric-ring {
  position: absolute;
  border-radius: 50%;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  transition: transform 0.3s;
}
.swatch-concentric-ring:hover {
  transform: scale(1.08);
  z-index: 10;
}
.swatch-concentric-data {
  position: absolute;
  bottom: 8px;
  left: 8px;
  right: 8px;
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}
.swatch-concentric-data > span {
  font-size: 7px;
  font-family: 'SF Mono', 'Consolas', monospace;
  font-weight: 500;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(0,0,0,0.25);
  backdrop-filter: blur(4px);
}

/* ===== Pattern Card Tweaks ===== */

.pattern-card-label {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  padding: 4px 14px;
  border-radius: 8px;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  pointer-events: none;
  white-space: nowrap;
}

/* ====== FX CHIPS ====== */

/* Grain & Noise Overlay */
.fx-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  pointer-events: none;
  mix-blend-mode: overlay;
  border-radius: inherit;
  overflow: hidden;
}
.fx-grain-svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* Glassmorphism */
.fx-glass-active {
  position: relative;
}
.fx-glass-active::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, var(--fx-glass-opacity, 0.15));
  backdrop-filter: blur(var(--fx-glass-blur, 12px));
  -webkit-backdrop-filter: blur(var(--fx-glass-blur, 12px));
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: inherit;
  z-index: 1;
  pointer-events: none;
}

/* Die-Cut Sticker Border */
.fx-sticker-active {
  outline: var(--fx-sticker-width, 6px) solid #ffffff;
  outline-offset: calc(var(--fx-sticker-offset, 4px) * -1);
  box-shadow: var(--fx-sticker-offset, 4px) var(--fx-sticker-offset, 4px) 0px #111111;
  border: 2px solid #111111;
}

/* Tape Banner */
.fx-tape-banner {
  position: absolute;
  z-index: 5;
  background-color: #111;
  color: #fff;
  padding: 4px 14px;
  font-weight: 800;
  font-size: 0.75rem;
  text-transform: uppercase;
  transform: skewX(-4deg) rotate(-2deg);
  box-shadow: 3px 3px 0 rgba(0,0,0,0.2);
  pointer-events: none;
  letter-spacing: 0.05em;
}
.fx-tape-header { top: 12px; left: -8px; }
.fx-tape-footer { bottom: 12px; right: -8px; transform: skewX(4deg) rotate(2deg); }

/* Speech Bubble */
.fx-speech-bubble {
  position: absolute;
  z-index: 5;
  border: 2px solid #111;
  border-radius: 50% 40% 50% 40%;
  padding: 6px 12px;
  background: rgba(255,255,255,0.9);
  font-weight: 700;
  font-size: 0.7rem;
  text-transform: uppercase;
  pointer-events: none;
  max-width: 100px;
  text-align: center;
  line-height: 1.1;
  letter-spacing: 0.03em;
}
.fx-speech-bubble::after {
  content: '';
  position: absolute;
  width: 0; height: 0;
  border-style: solid;
}
.fx-bubble-top-right { top: 8px; right: 8px; transform: rotate(3deg); }
.fx-bubble-top-right::after { bottom: -8px; left: 16px; border-width: 8px 6px 0 0; border-color: #111 transparent transparent transparent; }
.fx-bubble-top-left { top: 8px; left: 8px; transform: rotate(-3deg); }
.fx-bubble-top-left::after { bottom: -8px; right: 16px; border-width: 8px 0 0 6px; border-color: #111 transparent transparent transparent; }
.fx-bubble-bottom { bottom: 8px; left: 50%; transform: translateX(-50%) rotate(-2deg); }
.fx-bubble-bottom::after { top: -8px; left: 50%; border-width: 0 6px 8px 6px; border-color: transparent transparent #111 transparent; }

/* Gradient Aura */
.fx-aura-active {
  position: relative;
  background-color: var(--fx-aura-bg, #030303) !important;
  color: #ffffff !important;
}
.fx-aura-active::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at -10% -20%, var(--fx-aura-color1, #39ff14) 0%, transparent 60%),
    radial-gradient(circle at 110% 100%, var(--fx-aura-color2, #00cc00) 0%, transparent 60%);
  z-index: 1;
  pointer-events: none;
  border-radius: inherit;
}

/* Paper Cutout */
.fx-cutout-frame {
  outline: 8px solid #ffffff;
  outline-offset: -8px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}
.fx-cutout-badge {
  outline: 6px solid #ffffff;
  outline-offset: -6px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  border-radius: 50% !important;
  aspect-ratio: 1/1;
}

/* Halftone Overlay */
.fx-halftone-light, .fx-halftone-heavy {
  position: relative;
}
.fx-halftone-light::after, .fx-halftone-heavy::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(135deg, #333 25%, transparent 25%),
    linear-gradient(225deg, #333 25%, transparent 25%),
    linear-gradient(45deg, #333 25%, transparent 25%),
    linear-gradient(315deg, #333 25%, #888 25%);
  background-size: 20px 20px;
  background-position: -10px 0, -10px 0, 0 0, 0 0;
  mix-blend-mode: luminosity;
  pointer-events: none;
  z-index: 2;
  border-radius: inherit;
}
.fx-halftone-light::after { opacity: 0.4; }
.fx-halftone-heavy::after { opacity: 0.75; }

/* Geometric Shapes */
.fx-geometric-shape {
  position: absolute;
  z-index: 1;
  pointer-events: none;
  opacity: 0.4;
}

/* Organic Blob Path */
.fx-blob-path {
  position: absolute;
  inset: 10%;
  background: rgba(255,255,255,0.15);
  z-index: 0;
  pointer-events: none;
  border-radius: 43% 57% 38% 62% / 51% 39% 61% 49%;
}

/* ====== WCAG Contrast Auditor ====== */
.contrast-modal-content {
  background: var(--glass-bg-heavy);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: var(--glass-border);
  border-radius: var(--radius-xl, 20px);
  width: 520px;
  max-width: 90vw;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  color: var(--on-surface, #e0e0e0);
}
.contrast-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  border-bottom: 1px solid var(--outline-variant, #333);
}
.contrast-modal-header h2 {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0;
}
.contrast-modal-body {
  padding: 20px 24px;
  overflow-y: auto;
  flex: 1;
}

.contrast-panel .contrast-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.contrast-panel .contrast-header h3 {
  font-size: 0.9rem;
  font-weight: 600;
}
.contrast-summary {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--on-surface-variant, #888);
}
.contrast-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.contrast-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  background: var(--surface-container, #222);
  border-radius: var(--radius-md, 10px);
  border-left: 3px solid transparent;
}
.contrast-row.fail { border-left-color: #ef4444; }
.contrast-row.aa { border-left-color: #f59e0b; }
.contrast-row.aaa { border-left-color: #22c55e; }
.contrast-row.aa-large { border-left-color: #eab308; }

.contrast-swatches {
  display: flex;
  gap: 4px;
}
.contrast-swatch {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  display: block;
}
.contrast-details {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.contrast-label {
  font-size: 0.8rem;
  font-weight: 600;
}
.contrast-hex {
  font-size: 0.7rem;
  font-family: 'SF Mono', 'Consolas', monospace;
  color: var(--on-surface-variant, #888);
}
.contrast-score {
  text-align: right;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
}
.contrast-ratio {
  font-size: 0.8rem;
  font-weight: 700;
  font-family: 'SF Mono', 'Consolas', monospace;
}
.contrast-badge {
  font-size: 0.6rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  text-transform: uppercase;
}
.contrast-badge.aaa { background: #22c55e; color: #000; }
.contrast-badge.aa { background: #f59e0b; color: #000; }
.contrast-badge.aa-large { background: #eab308; color: #000; }
.contrast-badge.fail { background: #ef4444; color: #fff; }

/* ====== Color Exporter Panel ====== */
.color-exporter-panel .export-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 12px;
  background: var(--surface-container, #222);
  border-radius: var(--radius-md, 10px);
  padding: 4px;
}
.export-tab {
  flex: 1;
  padding: 6px 12px;
  border: none;
  background: transparent;
  color: var(--on-surface-variant, #888);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  border-radius: 6px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.export-tab.active {
  background: var(--primary, #6366F1);
  color: #fff;
}
.export-content { display: none; }
.export-content.active { display: block; }
.export-pre {
  background: #0a0a0f;
  border: 1px solid var(--outline-variant, #333);
  border-radius: var(--radius-md, 10px);
  padding: 16px;
  font-size: 12px;
  font-family: 'SF Mono', 'Consolas', monospace;
  line-height: 1.5;
  overflow-x: auto;
  white-space: pre;
  color: #e0e0e0;
  max-height: 300px;
  overflow-y: auto;
}
.export-copy-btn {
  margin-top: 8px;
  padding: 6px 16px;
  background: var(--primary, #6366F1);
  color: #fff;
  border: none;
  border-radius: var(--radius-md, 8px);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
}

/* ====== Type Scale Panel ====== */
.type-scale-panel .type-scale-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.type-scale-panel .type-scale-header h3 { font-size: 0.9rem; font-weight: 600; margin: 0; }
.type-scale-font { font-size: 0.75rem; color: var(--primary, #6366F1); font-weight: 600; }
.type-scale-list { display: flex; flex-direction: column; gap: 12px; }
.type-scale-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 8px 12px;
  background: var(--surface-container, #222);
  border-radius: var(--radius-md, 10px);
}
.type-scale-label {
  display: flex;
  gap: 8px;
  align-items: center;
}
.type-scale-level {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--primary, #6366F1);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.type-scale-meta {
  font-size: 0.65rem;
  font-family: 'SF Mono', 'Consolas', monospace;
  color: var(--on-surface-variant, #888);
}
.type-scale-sample {
  color: var(--on-surface, #e0e0e0);
}

/* ====== Glitcher Panel ====== */
.glitcher-panel .glitcher-header { margin-bottom: 16px; }
.glitcher-panel .glitcher-header h3 { font-size: 0.9rem; font-weight: 600; margin: 0; }
.glitcher-controls {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.glitcher-controls .control-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.glitcher-actions {
  display: flex;
  gap: 8px;
  margin-top: 16px;
}
.glitch-x-overlay {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  font-size: 4rem;
  font-weight: 800;
  color: #ef4444;
  z-index: 10;
  pointer-events: none;
  text-shadow: 0 0 20px rgba(239,68,68,0.5);
}
.glitch-active { position: relative; }

/* ====== Device Frame Cards ====== */
.device-frame-card {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
}
.device-frame-card svg {
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
}

/* ====== Social Profile Cards ====== */
.social-profile-card {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: 16px;
  gap: 8px;
  border-radius: inherit;
}
.social-header {
  display: flex;
  align-items: center;
  gap: 10px;
}
.social-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  border: 2px solid rgba(255,255,255,0.2);
}
.social-avatar-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  background: rgba(0,0,0,0.1);
}
.social-user-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.social-username {
  font-size: 0.7rem;
  font-weight: 600;
  opacity: 0.7;
}
.social-name {
  font-size: 0.8rem;
  font-weight: 700;
}
.social-platform-badge {
  font-size: 0.5rem;
  padding: 2px 8px;
  border-radius: 20px;
  font-weight: 700;
  white-space: nowrap;
}
.social-bio {
  font-size: 0.7rem;
  line-height: 1.3;
  opacity: 0.8;
  flex: 1;
}
.social-stats {
  display: flex;
  gap: 12px;
}
.social-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
}
.social-stat strong {
  font-size: 0.75rem;
  font-weight: 700;
}
.social-stat span {
  font-size: 0.55rem;
  text-transform: uppercase;
  opacity: 0.6;
  letter-spacing: 0.04em;
}
.social-follow-btn {
  border: none;
  padding: 6px;
  border-radius: 8px;
  font-size: 0.7rem;
  font-weight: 700;
  cursor: pointer;
  text-align: center;
}

/* ====== 3D Packaging Cards ====== */
.packaging-3d-wrapper {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  perspective: 800px;
}
.packaging-box, .packaging-mailer {
  position: relative;
  width: 120px;
  height: 160px;
  transform-style: preserve-3d;
  transition: transform 0.2s ease;
}
.box-front, .mailer-front {
  position: absolute;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}
.box-side, .mailer-side {
  position: absolute;
  width: 40px;
  height: 100%;
  left: -40px;
  transform-origin: right center;
  transform: rotateY(-90deg);
  border-radius: 4px 0 0 4px;
}
.mailer-side {
  border-radius: 0;
}
.box-top, .mailer-top {
  position: absolute;
  width: 100%;
  height: 40px;
  top: -40px;
  transform-origin: bottom center;
  transform: rotateX(90deg);
  border-radius: 4px 4px 0 0;
}
.packaging-shadow, .mailer-shadow {
  position: absolute;
  bottom: -20px;
  left: 10%;
  width: 80%;
  height: 20px;
  background: radial-gradient(ellipse, rgba(0,0,0,0.2), transparent);
}
.packaging-mailer .mailer-front { border-radius: 12px; }
.packaging-mailer .mailer-side { width: 40px; left: -40px; border-radius: 12px 0 0 12px; }
.packaging-mailer .mailer-top { height: 40px; top: -40px; border-radius: 12px 12px 0 0; }
.packaging-mailer { width: 140px; height: 180px; }

/* ===== Logo Variations card */
.logovar-cell { display:flex; flex-direction:column; align-items:center; justify-content:center; background:var(--surface-container-low); border-radius:8px; gap:4px; padding:4px; overflow:hidden; min-height:0; }
.logovar-mono { background:#1a1c1d; }
.logovar-media { display:flex; flex-direction:column; align-items:center; justify-content:center; flex:1; width:100%; min-height:0; }
.logovar-lbl { font-weight:600; letter-spacing:0.04em; opacity:0.55; text-align:center; }
.logovar-wordmark { font-weight:800; letter-spacing:0.04em; color:var(--on-surface); font-size:clamp(10px,3.5cqi,20px); white-space:nowrap; }
.logovar-mono .logovar-wordmark { color:#fff; }

/* ===== Brand Assets Panel ===== */
.brand-assets-panel { padding: 4px; }
.brand-assets-section { margin-bottom: 20px; }
.brand-assets-title { font-size: 13px; font-weight: 700; color: var(--on-surface); letter-spacing: -0.02em; margin-bottom: 10px; text-transform: uppercase; }
.brand-assets-grid { display: grid; gap: 8px; }
.brand-assets-grid.four-col { grid-template-columns: repeat(4, 1fr); }
.brand-assets-grid.three-col { grid-template-columns: repeat(3, 1fr); }
.brand-assets-grid.single-col { grid-template-columns: 1fr; }
.brand-asset-tile { background: var(--surface-container-low); border-radius: 8px; overflow: hidden; border: 1px solid var(--outline-variant); }
.brand-asset-preview { aspect-ratio: 16/10; display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden; }
.brand-asset-label { display: block; padding: 6px 8px; font-size: 10px; font-weight: 600; color: var(--on-surface-variant); text-align: center; letter-spacing: 0.02em; }
.brand-asset-x { position: absolute; top: 4px; right: 4px; width: 18px; height: 18px; background: var(--error); color: #fff; border-radius: 50%; font-size: 11px; display: flex; align-items: center; justify-content: center; font-weight: 700; }
.mono-tile .brand-asset-preview { background: #1a1c1d; }
.prohibited-tile .brand-asset-preview { position: relative; }
.construction-tile .brand-asset-preview, .clearspace-tile .brand-asset-preview { aspect-ratio: 16/9; }

/* ===== HTML Export Preview ===== */
.modal-overlay pre { font-family: var(--font-mono); }



/* ====================================================
   ===== 🎨 DARK MODE THEME =====
   ==================================================== */
[data-theme="dark"] {
  --surface: #0e0f1a;
  --surface-dim: #1a1b30;
  --surface-bright: #2a2b48;
  --surface-container-lowest: #080918;
  --surface-container-low: #14152a;
  --surface-container: #1c1d36;
  --surface-container-high: #262842;
  --surface-container-highest: #303252;
  --on-surface: #e8e9f2;
  --on-surface-variant: #9a9bb8;
  --inverse-surface: #e8e9f2;
  --inverse-on-surface: #151730;
  --outline: #6b6c90;
  --outline-variant: #3a3b58;
  --border-r: 58;
  --border-g: 59;
  --border-b: 88;
  --surface-tint: #818cf8;
  --primary: #818cf8;
  --on-primary: #080918;
  --primary-container: #a5aaff;
  --on-primary-container: #080918;
  --inverse-primary: #4f46e5;
  --secondary: #a5a8f8;
  --on-secondary: #101050;
  --secondary-container: #383b70;
  --on-secondary-container: #c4c2ff;
  --tertiary: #4ade80;
  --error: #ff5449;
  --on-error: #601410;
  --error-container: #93000a;
  --on-error-container: #ffdad6;
  --bg: #0e0f1a;
  --shadow-card: 0 4px 16px rgba(0,0,0,0.35), 0 0 0 1px rgba(129,140,248,0.06);
  --shadow-modal: 0 24px 80px rgba(0,0,0,0.55);
  --shadow-elevated: 0 20px 40px rgba(0,0,0,0.4);
  --glass-bg: rgba(20,21,42,0.55);
  --glass-bg-heavy: rgba(20,21,42,0.78);
  --glass-border: 1px solid rgba(129,140,248,0.12);
  --glass-blur: 16px;
  --glass-shadow: 0 4px 24px rgba(0,0,0,0.2);
}

/* ===== THEME TRANSITION ENGINE ===== */
.theme-transition,
.theme-transition *,
.theme-transition *::before,
.theme-transition *::after {
  transition: background-color 0.35s ease,
              color 0.35s ease,
              border-color 0.35s ease,
              box-shadow 0.35s ease,
              opacity 0.35s ease !important;
}

/* ===== THEME TOGGLE BUTTON ===== */
.theme-toggle-btn {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border: none; background: transparent;
  color: var(--on-surface-variant);
  border-radius: var(--radius-full);
  cursor: pointer;
  font-size: 20px;
  transition: all 0.2s var(--ease-smooth);
}
.theme-toggle-btn:hover {
  background: var(--surface-container);
  color: var(--primary);
}

/* ====================================================
   ===== 🎯 REDESIGNED FX CHIPS =====
   ==================================================== */
.fx-chip-group {
  margin-bottom: 10px;
}
.fx-chip-group-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--on-surface-variant);
  margin-bottom: 6px;
}
.fx-chip-group-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--outline-variant);
  opacity: 0.3;
}

.fx-chip-toggle {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(58px, 1fr));
  gap: 5px;
  margin-bottom: 6px;
}

.fx-chip-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 8px 6px 6px;
  border: 1.5px solid var(--outline-variant);
  border-radius: var(--radius-lg);
  background: var(--surface-container-lowest);
  cursor: pointer;
  transition: all 0.2s var(--ease-smooth);
  font-family: var(--font-body);
  position: relative;
  box-shadow: 0 1px 2px rgba(0,0,0,0.02);
}
.fx-chip-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-1px);
  box-shadow: 0 3px 10px rgba(79,70,229,0.08);
}
.fx-chip-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--on-primary);
  box-shadow: 0 3px 10px rgba(79,70,229,0.2);
}
.fx-chip-btn.active:hover {
  box-shadow: 0 5px 16px rgba(79,70,229,0.3);
}

/* FX Chip Visual Preview Area */
.fx-chip-visual {
  width: 28px;
  height: 20px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  line-height: 1;
  flex-shrink: 0;
  background: var(--surface-container-lowest);
  overflow: hidden;
  position: relative;
}
.fx-chip-btn.active .fx-chip-visual {
  background: rgba(255,255,255,0.15);
}

.fx-chip-label {
  font-size: 8px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1;
  white-space: nowrap;
}

/* ---- Grain previews ---- */
.fx-chip-toggle[data-fx="grain"] .fx-chip-btn[data-value="light"] .fx-chip-visual { background: repeating-conic-gradient(#aaa 0% 25%, transparent 0% 50%) 0 0 / 2px 2px; opacity: 0.3; }
.fx-chip-toggle[data-fx="grain"] .fx-chip-btn[data-value="medium"] .fx-chip-visual { background: repeating-conic-gradient(#888 0% 25%, transparent 0% 50%) 0 0 / 2px 2px; opacity: 0.5; }
.fx-chip-toggle[data-fx="grain"] .fx-chip-btn[data-value="heavy"] .fx-chip-visual { background: repeating-conic-gradient(#666 0% 25%, transparent 0% 50%) 0 0 / 1.5px 1.5px; opacity: 0.75; }
.fx-chip-toggle[data-fx="grain"] .fx-chip-btn[data-value="off"] .fx-chip-visual { opacity: 0.2; }

/* ---- Glassmorphism previews ---- */
.fx-chip-toggle[data-fx="glass"] .fx-chip-btn[data-value="subtle"] .fx-chip-visual { background: linear-gradient(135deg, rgba(255,255,255,0.4), rgba(255,255,255,0.05)); box-shadow: 0 0 0 1px rgba(255,255,255,0.2); }
.fx-chip-toggle[data-fx="glass"] .fx-chip-btn[data-value="frosted"] .fx-chip-visual { background: linear-gradient(135deg, rgba(255,255,255,0.5), rgba(255,255,255,0.08)); box-shadow: 0 0 0 1px rgba(255,255,255,0.3); backdrop-filter: blur(2px); }
.fx-chip-toggle[data-fx="glass"] .fx-chip-btn[data-value="off"] .fx-chip-visual { opacity: 0.2; }

/* ---- Sticker previews ---- */
.fx-chip-toggle[data-fx="sticker"] .fx-chip-btn[data-value="thin"] .fx-chip-visual { outline: 2px solid #fff; outline-offset: -2px; box-shadow: 1px 1px 0 #000; }
.fx-chip-toggle[data-fx="sticker"] .fx-chip-btn[data-value="thick"] .fx-chip-visual { outline: 3px solid #fff; outline-offset: -3px; box-shadow: 2px 2px 0 #000; }
.fx-chip-toggle[data-fx="sticker"] .fx-chip-btn[data-value="pop"] .fx-chip-visual { outline: 3px solid #fff; outline-offset: -3px; box-shadow: 2px 2px 0 var(--primary); }
.fx-chip-toggle[data-fx="sticker"] .fx-chip-btn[data-value="off"] .fx-chip-visual { opacity: 0.2; }

/* ---- Tape previews ---- */
.fx-chip-toggle[data-fx="tape"] .fx-chip-btn[data-value="header"] .fx-chip-visual { background: linear-gradient(135deg, transparent 45%, #fbbf24 45%, #fbbf24 55%, transparent 55%); }
.fx-chip-toggle[data-fx="tape"] .fx-chip-btn[data-value="footer"] .fx-chip-visual { background: linear-gradient(-135deg, transparent 45%, #fbbf24 45%, #fbbf24 55%, transparent 55%); }
.fx-chip-toggle[data-fx="tape"] .fx-chip-btn[data-value="off"] .fx-chip-visual { opacity: 0.2; }

/* ---- Bubble previews ---- */
.fx-chip-toggle[data-fx="bubble"] .fx-chip-btn[data-value="top-right"] .fx-chip-visual { border-radius: 50%; background: rgba(255,255,255,0.8); border: 1.5px solid #111; position: relative; }
.fx-chip-toggle[data-fx="bubble"] .fx-chip-btn[data-value="top-right"] .fx-chip-visual::after { content: ''; position: absolute; bottom: -3px; left: 65%; width: 0; height: 0; border: 3px solid transparent; border-top-color: #111; }
.fx-chip-toggle[data-fx="bubble"] .fx-chip-btn[data-value="top-left"] .fx-chip-visual { border-radius: 50%; background: rgba(255,255,255,0.8); border: 1.5px solid #111; position: relative; }
.fx-chip-toggle[data-fx="bubble"] .fx-chip-btn[data-value="top-left"] .fx-chip-visual::after { content: ''; position: absolute; bottom: -3px; left: 25%; width: 0; height: 0; border: 3px solid transparent; border-top-color: #111; }
.fx-chip-toggle[data-fx="bubble"] .fx-chip-btn[data-value="bottom"] .fx-chip-visual { border-radius: 50%; background: rgba(255,255,255,0.8); border: 1.5px solid #111; position: relative; }
.fx-chip-toggle[data-fx="bubble"] .fx-chip-btn[data-value="bottom"] .fx-chip-visual::after { content: ''; position: absolute; top: -3px; left: 50%; width: 0; height: 0; border: 3px solid transparent; border-bottom-color: #111; }
.fx-chip-toggle[data-fx="bubble"] .fx-chip-btn[data-value="off"] .fx-chip-visual { opacity: 0.2; }

/* ---- Aura previews ---- */
.fx-chip-toggle[data-fx="aura"] .fx-chip-btn[data-value="neon"] .fx-chip-visual { background: radial-gradient(circle at 30% 30%, #39ff14 0%, #030303 80%); }
.fx-chip-toggle[data-fx="aura"] .fx-chip-btn[data-value="warm"] .fx-chip-visual { background: radial-gradient(circle at 30% 30%, #ff7700 0%, #1a0a00 80%); }
.fx-chip-toggle[data-fx="aura"] .fx-chip-btn[data-value="ocean"] .fx-chip-visual { background: radial-gradient(circle at 30% 30%, #0066ff 0%, #000533 80%); }
.fx-chip-toggle[data-fx="aura"] .fx-chip-btn[data-value="off"] .fx-chip-visual { opacity: 0.2; }

/* ---- Cutout previews ---- */
.fx-chip-toggle[data-fx="cutout"] .fx-chip-btn[data-value="frame"] .fx-chip-visual { outline: 3px solid #fff; outline-offset: -3px; }
.fx-chip-toggle[data-fx="cutout"] .fx-chip-btn[data-value="badge"] .fx-chip-visual { outline: 3px solid #fff; outline-offset: -3px; border-radius: 50%; }
.fx-chip-toggle[data-fx="cutout"] .fx-chip-btn[data-value="off"] .fx-chip-visual { opacity: 0.2; }

/* ---- Halftone previews ---- */
.fx-chip-toggle[data-fx="halftone"] .fx-chip-btn[data-value="light"] .fx-chip-visual { background: radial-gradient(#888 30%, transparent 30%) 0 0 / 4px 4px; opacity: 0.4; }
.fx-chip-toggle[data-fx="halftone"] .fx-chip-btn[data-value="heavy"] .fx-chip-visual { background: radial-gradient(#555 30%, transparent 30%) 0 0 / 3px 3px; opacity: 0.7; }
.fx-chip-toggle[data-fx="halftone"] .fx-chip-btn[data-value="off"] .fx-chip-visual { opacity: 0.2; }

/* ---- Shapes previews ---- */
.fx-chip-toggle[data-fx="shapes"] .fx-chip-btn[data-value="off"] .fx-chip-visual { opacity: 0.2; }
.fx-chip-toggle[data-fx="shapes"] .fx-chip-btn .fx-chip-visual { font-size: 12px; }

/* ---- Blob previews ---- */
.fx-chip-toggle[data-fx="blob"] .fx-chip-btn[data-value="on"] .fx-chip-visual { border-radius: 43% 57% 38% 62% / 51% 39% 61% 49%; background: rgba(255,255,255,0.3); border: 1px solid rgba(255,255,255,0.2); }
.fx-chip-toggle[data-fx="blob"] .fx-chip-btn[data-value="off"] .fx-chip-visual { opacity: 0.2; }

/* ====================================================
   ===== 🎴 REDESIGNED CARD TYPE PICKER =====
   ==================================================== */
.card-type-picker-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
}

.card-type-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 10px 4px 8px;
  background: var(--surface-container-lowest);
  border: 1.5px solid var(--outline-variant);
  border-radius: var(--radius-lg);
  cursor: pointer;
  color: var(--on-surface-variant);
  font-size: 9px;
  font-weight: 600;
  font-family: var(--font-body);
  letter-spacing: 0.02em;
  transition: all 0.2s var(--ease-smooth);
  position: relative;
  box-shadow: 0 1px 2px rgba(0,0,0,0.02);
}
.card-type-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(79,70,229,0.1);
  background: var(--surface-container-lowest);
}
.card-type-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--on-primary);
  box-shadow: 0 3px 10px rgba(79,70,229,0.25);
}
.card-type-btn .material-symbols-outlined {
  font-size: 20px;
  transition: transform 0.2s var(--ease-spring);
}
.card-type-btn:hover .material-symbols-outlined {
  transform: scale(1.15);
}
.card-type-btn.active .material-symbols-outlined {
  transform: scale(1.1);
}

/* Per-type accent colors */
.card-type-btn[data-type="text"] { border-left: 2.5px solid #6366f1; }
.card-type-btn[data-type="colorSwatch"] { border-left: 2.5px solid #ec4899; }
.card-type-btn[data-type="typeSpecimen"] { border-left: 2.5px solid #14b8a6; }
.card-type-btn[data-type="logoLockup"] { border-left: 2.5px solid #f97316; }
.card-type-btn[data-type="logoVariations"] { border-left: 2.5px solid #8b5cf6; }
.card-type-btn[data-type="colorInversions"] { border-left: 2.5px solid #06b6d4; }
.card-type-btn[data-type="constructionGrid"] { border-left: 2.5px solid #f43f5e; }
.card-type-btn[data-type="clearSpace"] { border-left: 2.5px solid #22c55e; }
.card-type-btn[data-type="prohibitedUses"] { border-left: 2.5px solid #ef4444; }
.card-type-btn[data-type="pattern"] { border-left: 2.5px solid #eab308; }
.card-type-btn.active[data-type="text"],
.card-type-btn.active[data-type="colorSwatch"],
.card-type-btn.active[data-type="typeSpecimen"],
.card-type-btn.active[data-type="logoLockup"],
.card-type-btn.active[data-type="logoVariations"],
.card-type-btn.active[data-type="colorInversions"],
.card-type-btn.active[data-type="constructionGrid"],
.card-type-btn.active[data-type="clearSpace"],
.card-type-btn.active[data-type="prohibitedUses"],
.card-type-btn.active[data-type="pattern"] {
  border-left-color: transparent;
}

/* ====================================================
   ===== 🔲 CARD SELECTION STATE =====
   ==================================================== */
.bento-card.bento-card-selected {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(79,70,229,0.12), 0 8px 24px rgba(79,70,229,0.08);
}
.bento-card:hover {
  transform: scale(1.02) translateY(-2px);
  z-index: 2;
  border-color: var(--primary);
  box-shadow: 0 8px 32px rgba(79,70,229,0.12), 0 0 0 1px var(--primary);
}

/* ====================================================
   ===== ✨ REFINED NAVBAR =====
   ==================================================== */
.navbar {
  padding: 0 32px;
  background: var(--glass-bg-heavy);
  backdrop-filter: saturate(180%) blur(var(--glass-blur));
  -webkit-backdrop-filter: saturate(180%) blur(var(--glass-blur));
}
[data-theme="dark"] .navbar {
  background: rgba(14,15,26,0.72);
  border-bottom-color: rgba(129,140,248,0.06);
}
.navbar-brand {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.05em;
  background: linear-gradient(135deg, var(--primary), #8b5cf6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ====================================================
   ===== 🧊 REFINED SIDEBAR =====
   ==================================================== */
.sidebar-section-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}
.control-label {
  font-size: 10px;
  letter-spacing: 0.05em;
}

/* ====================================================
   ===== 🎬 MODAL ENTRANCE ANIMATIONS =====
   ==================================================== */
@keyframes modalSlideUp {
  from { opacity: 0; transform: translateY(20px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes modalFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-overlay {
  animation: modalFadeIn 0.2s ease-out;
}
.mockup-modal-content,
.contrast-modal-content,
.export-modal,
.auth-modal {
  animation: modalSlideUp 0.3s var(--ease-spring) !important;
}

/* ====================================================
   ===== 🌀 MICRO-INTERACTIONS =====
   ==================================================== */
.nav-btn, .toolbar-btn, .toolbar-action-btn, .sidebar-btn {
  transition: all 0.18s var(--ease-smooth);
}
.nav-btn:active, .toolbar-btn:active, .toolbar-action-btn:active {
  transform: scale(0.94);
}
.sidebar-btn:active {
  transform: scale(0.97);
}

/* ====================================================
   ===== ⏳ LOADING STATES =====
   ==================================================== */
.skeleton {
  background: linear-gradient(90deg, var(--surface-container) 25%, var(--surface-container-high) 50%, var(--surface-container) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius-md);
}
@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
.skeleton-text { height: 12px; width: 60%; margin-bottom: 8px; }
.skeleton-text.short { width: 40%; }
.skeleton-text.long { width: 80%; }
.skeleton-block { height: 80px; width: 100%; }
.skeleton-card { height: 120px; border-radius: var(--radius-lg); }

.loading-overlay {
  position: absolute;
  inset: 0;
  background: rgba(244,245,251,0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 5;
  border-radius: inherit;
}
[data-theme="dark"] .loading-overlay {
  background: rgba(14,15,26,0.6);
}

/* ====================================================
   ===== ♿ ACCESSIBILITY =====
   ==================================================== */
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
.sidebar-card:focus-visible,
.bento-card:focus-visible,
.btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .bento-card:hover { transform: none; }
}

/* ====================================================
   ===== 📱 RESPONSIVE SIDEBAR DRAWER =====
   ==================================================== */
.sidebar-drawer-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: none;
  background: var(--glass-bg);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-full);
  cursor: pointer;
  color: var(--on-surface);
  font-size: 20px;
  transition: background var(--smooth-fast);
  z-index: 51;
}
.sidebar-drawer-toggle:hover {
  background: var(--surface-container);
}
.sidebar-drawer-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(21,23,48,0.3);
  backdrop-filter: blur(4px);
  z-index: 49;
  opacity: 0;
  transition: opacity var(--smooth-normal);
}

@media (max-width: 768px) {
  .sidebar-drawer-toggle {
    display: flex;
  }
  .sidebar {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 320px;
    transform: translateX(100%);
    z-index: 60;
    box-shadow: -8px 0 40px rgba(0,0,0,0.1);
    transition: transform var(--smooth-normal);
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .sidebar-drawer-overlay.open {
    display: block;
    opacity: 1;
  }
}

/* ====================================================
   ===== 📱 BETTER RESPONSIVE =====
   ==================================================== */
@media (max-width: 1024px) {
  .card-type-picker-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
@media (max-width: 768px) {
  .card-type-picker-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .navbar { padding: 0 16px; height: 56px; }
  .navbar-actions { gap: 6px; }
  .nav-btn { padding: 6px 10px; font-size: 12px; }
  .grid-canvas { padding: 12px; }
  .grid-container { padding: 12px; border-radius: 16px; }
}
@media (max-width: 480px) {
  .card-type-picker-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ====================================================
   ===== 🏷️ BADGE / CHIP STYLES =====
   ==================================================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-radius: var(--radius-full);
  background: var(--primary-fixed);
  color: var(--on-primary-fixed);
}
.badge-outline {
  background: transparent;
  border: 1px solid var(--outline-variant);
  color: var(--on-surface-variant);
}

/* ===== Responsive ===== */
@media (max-width: 1200px) {
  .grid-canvas { padding: 24px; }
  .grid-container { padding: 24px; border-radius: 24px; }
}

@media (max-width: 1024px) {
  .navbar { padding: 0 24px; }
  .grid-canvas { padding: 16px; }
  .grid-container { padding: 16px; border-radius: 20px; }
  .sidebar { width: 280px; min-width: 280px; }
  .sidebar-content { padding: 16px; gap: 24px; }
  .sidebar-header { padding: 16px; }
}

@media (max-width: 820px) {
  .navbar { padding: 0 16px; height: 56px; }
  .navbar-brand { font-size: 20px; }
  .nav-btn { padding: 6px 12px; font-size: 13px; }
  .nav-btn-primary { padding: 6px 16px; }
  .navbar-actions { gap: 6px; }
  .grid-canvas { padding: 12px; }
  .grid-container { padding: 12px; border-radius: 16px; max-width: 100%; }
  .sidebar { width: 240px; min-width: 240px; }
  .sidebar-content { padding: 12px; gap: 20px; }
  .toolbar { height: 56px; padding: 0 12px; }
  .toolbar-inner { gap: 4px; }
  .card-type-picker-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 640px) {
  .navbar { padding: 0 12px; height: 48px; }
  .navbar-brand { font-size: 18px; }
  .navbar-center { display: none; }
  .nav-btn { padding: 4px 8px; font-size: 12px; gap: 4px; }
  .nav-btn-primary { padding: 4px 12px; }
  .navbar-actions { gap: 4px; }
  .nav-btn .material-symbols-outlined { font-size: 18px; }
  .app-layout { flex-direction: column; }
  .workspace { min-height: 50vh; }
  .grid-canvas { padding: 8px; min-height: 200px; }
  .grid-container { padding: 8px; border-radius: 12px; box-shadow: none; }
  .sidebar { width: 300px; }
  .sidebar-content { padding: 12px; gap: 16px; }
  .sidebar-header { padding: 12px; display: none; }
  .toolbar { height: 48px; padding: 0 8px; }
  .toolbar-inner { padding: 4px 8px; gap: 2px; }
  .toolbar-group-center { position: static; transform: none; }
  .toolbar-btn { width: 32px; height: 32px; font-size: 16px; }
  .toolbar-action-btn { padding: 4px 10px; font-size: 12px; }
  .toolbar-separator { margin: 0 4px; }
  .card-type-picker-grid { grid-template-columns: repeat(2, 1fr); }
  .toast-container { top: 60px; right: 12px; max-width: 300px; }
  .toast { padding: 10px 14px; font-size: 12px; }
}

@media (max-width: 480px) {
  .navbar { height: 44px; padding: 0 8px; }
  .navbar-brand { font-size: 16px; }
  .nav-btn { padding: 3px 6px; font-size: 11px; }
  .nav-btn-primary { padding: 3px 8px; }
  .navbar-actions { gap: 2px; }
  .grid-canvas { padding: 4px; }
  .grid-container { padding: 6px; border-radius: 8px; }
  .card-inner { padding: 10px 8px; gap: 3px; }
  .toolbar-inner { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .toolbar-inner::-webkit-scrollbar { display: none; }
  .toolbar-group-right { margin-left: 0; }
  .card-type-picker-grid { grid-template-columns: repeat(2, 1fr); gap: 4px; }
  .card-type-btn { padding: 6px 8px; font-size: 9px; }
  .card-type-btn .material-symbols-outlined { font-size: 18px; }
  .export-modal { flex-direction: column; width: 95%; }
  .export-preview-box { min-height: 180px; }
}
/* ===== Export capture strip ===== */
.export-capture .bento-card { border-color: transparent !important; }
.export-capture .bento-card { box-shadow: 0 4px 12px rgba(0,0,0,0.04) !important; }
.export-capture .grid-container { box-shadow: none !important; }
.export-capture .bento-card-selected { outline: none !important; }
.export-capture [contenteditable]:focus { outline: none !important; background: transparent !important; }
.export-capture .card-controls { display: none !important; }
.export-capture .bento-card .card-inner { border: none !important; }
.export-capture .card-text-content { outline: none !important; }
.export-capture .fx-halftone-light::after,
.export-capture .fx-halftone-heavy::after { display: none !important; }