/* ================================
   CSS Variables & Reset
================================ */
:root {
  /* Colors */
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-tertiary: #1a1a25;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.06);

  --text-primary: #ffffff;
  --text-secondary: #a0a0b0;
  --text-muted: #606070;

  --accent-primary: #7c3aed;
  --accent-secondary: #a855f7;
  --accent-gradient: linear-gradient(135deg, #7c3aed 0%, #a855f7 50%, #ec4899 100%);

  --border-color: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(124, 58, 237, 0.3);

  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;

  /* Effects */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 20px var(--border-glow);

  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ================================
   App Layout
================================ */
.app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ================================
   Header
================================ */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
}

.header-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--space-md) var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.logo {
  font-size: var(--font-size-xl);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.logo-icon {
  font-size: var(--font-size-2xl);
  -webkit-text-fill-color: initial;
}

.nav {
  display: flex;
  gap: var(--space-sm);
}

.nav-btn {
  padding: var(--space-sm) var(--space-lg);
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.nav-btn:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
}

.nav-btn.active {
  background: var(--accent-gradient);
  border-color: transparent;
  color: white;
}

/* ================================
   Main Content
================================ */
.main {
  flex: 1;
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--space-xl) var(--space-lg);
  width: 100%;
}

.view {
  display: none;
}

.view.active {
  display: block;
  animation: fadeIn var(--transition-base);
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

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

/* ================================
   Feed View
================================ */
.feed-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
}

.category-tabs {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
}

.category-tab {
  padding: var(--space-xs) var(--space-md);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-transform: capitalize;
}

.category-tab:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
}

.category-tab.active {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: white;
  box-shadow: 0 0 15px var(--accent-primary), 0 0 30px rgba(var(--accent-primary-rgb, 139, 92, 246), 0.4);
}

.toggle-hidden {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  cursor: pointer;
}

.toggle-hidden input {
  accent-color: var(--accent-primary);
}

/* Feed Grid - Single Column Social Feed */
.feed-grid {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  max-width: 540px;
  margin: 0 auto;
}

/* Drawing Card - Glassmorphism */
.drawing-card {
  position: relative;
  background: rgba(30, 30, 40, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition-base);
  width: 100%;
}

.drawing-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
}

.drawing-card.hidden-content {
  opacity: 0.5;
}

.drawing-card img {
  width: 100%;
  object-fit: cover;
  background: var(--bg-tertiary);
}

/* Lazy loading image styles */
.drawing-card img.lazy-image {
  min-height: 200px;
  opacity: 0.5;
  filter: blur(5px);
  transition: opacity var(--transition-base), filter var(--transition-base);
}

.drawing-card img.lazy-loaded {
  opacity: 1;
  filter: blur(0);
}

.card-info {
  padding: var(--space-md);
}

.card-author {
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.card-desc {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-categories {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
}

.category-badge {
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  text-transform: capitalize;
}

.card-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-color);
}

.vote-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.vote-btn:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
  border-color: var(--accent-primary);
}

.vote-count {
  font-weight: 600;
  color: var(--text-primary);
  min-width: 24px;
  text-align: center;
}

/* Ad Card */
.ad-card {
  position: relative;
}

.ad-card::before {
  content: 'Sponsored';
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  padding: 2px var(--space-sm);
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  z-index: 1;
}

.ad-card:hover {
  border-color: var(--warning);
  box-shadow: 0 0 20px rgba(245, 158, 11, 0.2);
}

/* Loading & Empty States */
.loading,
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-2xl);
  color: var(--text-muted);
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-color);
  border-top-color: var(--accent-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.empty-icon {
  font-size: 4rem;
  margin-bottom: var(--space-md);
}

/* ================================
   Draw View
================================ */
.draw-container {
  max-width: 800px;
  margin: 0 auto;
}

.canvas-wrapper {
  position: relative;
  background: var(--bg-secondary);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-lg);
}

#drawing-canvas {
  display: block;
  width: 100%;
  aspect-ratio: 1;
  cursor: crosshair;
  touch-action: none;
}

.toolbar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  padding: var(--space-md);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.tool-group {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.tool-label {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.tool-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: var(--font-size-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tool-btn:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-primary);
}

.tool-btn.active {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
}

#brush-size {
  width: 100px;
  accent-color: var(--accent-primary);
}

#brush-color {
  width: 40px;
  height: 40px;
  padding: 0;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
}

#brush-size-display {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  min-width: 35px;
}

/* Save Form */
.save-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.form-row {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.form-row input[type="text"] {
  flex: 1;
  min-width: 200px;
  padding: var(--space-md);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-fast);
}

.form-row input[type="text"]:focus {
  outline: none;
  border-color: var(--accent-primary);
}

.form-row input[type="text"]::placeholder {
  color: var(--text-muted);
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-secondary);
  cursor: pointer;
}

.checkbox-label input {
  accent-color: var(--accent-primary);
}

/* Buttons */
.btn {
  padding: var(--space-md) var(--space-xl);
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-primary {
  background: var(--accent-gradient);
  color: white;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
}

.btn-secondary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-save {
  width: 100%;
}

/* ================================
   Modal
================================ */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
}

.modal.active {
  display: flex;
  animation: fadeIn var(--transition-fast);
}

.modal-content {
  position: relative;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  max-width: 500px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-drawing {
  max-width: 700px;
  padding: 0;
  overflow: hidden;
}

.modal-drawing img {
  width: 100%;
  max-height: 60vh;
  object-fit: contain;
  background: var(--bg-tertiary);
}

.modal-info {
  padding: var(--space-lg);
}

.modal-author {
  font-weight: 600;
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-sm);
}

.modal-desc {
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
}

.modal-categories {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.modal-close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: var(--font-size-xl);
  cursor: pointer;
  transition: all var(--transition-fast);
  z-index: 10;
}

.modal-close:hover {
  background: var(--danger);
  color: white;
}

/* Ad Wizard */
.ad-wizard h2 {
  margin-bottom: var(--space-xl);
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.wizard-step {
  display: none;
}

.wizard-step.active {
  display: block;
  animation: fadeIn var(--transition-fast);
}

.wizard-step h3 {
  margin-bottom: var(--space-md);
  font-size: var(--font-size-lg);
}

.wizard-hint {
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-md);
}

.wizard-step input[type="url"],
.wizard-step select {
  width: 100%;
  padding: var(--space-md);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--font-size-base);
}

.wizard-step input:focus,
.wizard-step select:focus {
  outline: none;
  border-color: var(--accent-primary);
}

.category-checkboxes {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: var(--space-sm);
}

.category-checkboxes label {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-transform: capitalize;
}

.category-checkboxes label:hover {
  border-color: var(--accent-primary);
}

.category-checkboxes input {
  accent-color: var(--accent-primary);
}

.ad-preview {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
}

.ad-preview img {
  width: 100%;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
}

.wizard-nav {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.wizard-nav .btn {
  flex: 1;
}

/* ================================
   Vibe Status Bar
================================ */
.vibe-status {
  text-align: center;
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--accent-primary);
  padding: var(--space-md) var(--space-lg);
  margin-bottom: var(--space-lg);
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(6, 182, 212, 0.1));
  border-radius: var(--radius-lg);
  border: 1px solid rgba(139, 92, 246, 0.2);
  transition: all var(--transition-base);
}

/* ================================
   Sparkle Effect
================================ */
.sparkle {
  position: fixed;
  font-size: 1.5rem;
  pointer-events: none;
  z-index: 9999;
  animation: sparkle-fly 0.8s ease-out forwards;
}

@keyframes sparkle-fly {
  0% {
    opacity: 1;
    transform: translate(0, 0) scale(1);
  }

  100% {
    opacity: 0;
    transform: translate(var(--tx, 50px), var(--ty, -50px)) scale(0.5);
  }
}

/* ================================
   Sponsored Tag
================================ */
.sponsored-tag {
  position: absolute;
  top: var(--space-sm);
  left: var(--space-sm);
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  color: var(--text-muted);
  font-size: var(--font-size-xs);
  font-style: italic;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  border: 1px dashed rgba(255, 255, 255, 0.2);
  z-index: 10;
}

/* ================================
   Success Modal
================================ */
.modal-success {
  max-width: 400px;
  text-align: center;
  padding: var(--space-xl);
}

.success-header {
  margin-bottom: var(--space-lg);
}

.success-icon {
  font-size: 3rem;
  display: block;
  margin-bottom: var(--space-sm);
  animation: bounce 0.6s ease-in-out;
}

@keyframes bounce {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-10px);
  }
}

.success-header h2 {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: var(--font-size-2xl);
}

.modal-success img {
  width: 100%;
  max-height: 250px;
  object-fit: contain;
  border-radius: var(--radius-lg);
  background: var(--bg-tertiary);
  margin-bottom: var(--space-lg);
  border: 1px solid var(--border-color);
}

.success-info {
  margin-bottom: var(--space-lg);
}

.success-label {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-sm);
}

.success-categories {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
}

.success-categories .category-badge {
  background: var(--accent-primary);
  color: white;
  padding: var(--space-xs) var(--space-sm);
}

.btn-view-feed {
  width: 100%;
}

/* ================================
   More Like This Button
================================ */
.more-like-this-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  padding: var(--space-xs) var(--space-md);
  color: var(--text-muted);
  font-size: var(--font-size-xs);
  cursor: pointer;
  transition: all var(--transition-fast);
  margin-left: auto;
}

.more-like-this-btn:hover {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: white;
}

/* ================================
   Feed Sentinel (Infinite Scroll)
================================ */
.feed-sentinel {
  height: 1px;
  width: 100%;
}

/* ================================
   Responsive
================================ */
@media (max-width: 768px) {
  .header-content {
    flex-direction: column;
    gap: var(--space-md);
  }

  .feed-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .toolbar {
    gap: var(--space-md);
  }

  .form-row {
    flex-direction: column;
  }

  .form-row input[type="text"] {
    min-width: 100%;
  }
}

@media (max-width: 480px) {
  .feed-grid {
    grid-template-columns: 1fr;
  }

  .tool-group {
    width: 100%;
    justify-content: center;
  }
}

/* ================================
   Share Dialog
================================ */
.share-dialog {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  animation: fadeIn 0.2s ease-out;
}

.share-dialog-content {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  max-width: 400px;
  width: 90%;
  position: relative;
  animation: slideUp 0.3s ease-out;
}

.share-dialog h3 {
  margin: 0 0 var(--space-lg) 0;
  color: var(--text-primary);
  font-size: var(--font-size-xl);
  text-align: center;
}

.share-buttons {
  display: grid;
  gap: var(--space-sm);
}

.share-btn {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  text-decoration: none;
  font-size: var(--font-size-base);
  transition: all 0.2s;
  cursor: pointer;
}

.share-btn:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-primary);
  transform: translateX(4px);
}

.share-btn span {
  font-size: 1.25rem;
  width: 24px;
  text-align: center;
}

.share-close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: var(--font-size-2xl);
  cursor: pointer;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}

.share-close:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

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

/* ================================
   Change Code Dialog
================================ */
.change-code-dialog {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10001;
  animation: fadeIn 0.2s ease-out;
}

.change-code-content {
  background: var(--bg-secondary);
  border: 2px solid var(--warning);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  max-width: 450px;
  width: 90%;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.change-code-content h3 {
  margin: 0 0 var(--space-lg) 0;
  color: var(--warning);
  font-size: var(--font-size-xl);
  text-align: center;
}

.change-code-content p {
  margin: 0 0 var(--space-md) 0;
  color: var(--text-primary);
  line-height: 1.5;
}

.change-code-help {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
}

.change-code-input {
  width: 100%;
  padding: var(--space-md);
  background: var(--bg-tertiary);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  font-family: monospace;
  margin-bottom: var(--space-lg);
  transition: border-color 0.2s;
}

.change-code-input:focus {
  outline: none;
  border-color: var(--accent-primary);
}

.change-code-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: flex-end;
}

/* ================================
   Floating Category FAB
================================ */
.category-fab {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: var(--accent-gradient);
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  z-index: 100;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.category-fab:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-lg), 0 0 30px var(--accent-primary);
}

.category-fab.active {
  transform: rotate(45deg);
}

.floating-categories {
  position: fixed;
  bottom: calc(var(--space-xl) + 70px);
  right: var(--space-xl);
  background: rgba(18, 18, 26, 0.95);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  z-index: 99;
  max-width: 320px;
  max-height: 60vh;
  overflow-y: auto;
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: opacity var(--transition-base), transform var(--transition-base);
}

.floating-categories.active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.floating-categories-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--border-color);
}

.floating-categories-header span {
  font-weight: 600;
  color: var(--text-primary);
}

.floating-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.2rem;
  cursor: pointer;
  padding: var(--space-xs);
  line-height: 1;
  transition: color var(--transition-fast);
}

.floating-close:hover {
  color: var(--text-primary);
}

.floating-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.floating-tabs .category-tab {
  font-size: var(--font-size-xs);
}