/* ========================================
   SamurAI Studios - Storyboard Dashboard
   Cinematic Dark Theme
   ======================================== */

:root {
  /* Colors */
  --bg-primary: #0a0a0a;
  --bg-secondary: #111111;
  --bg-tertiary: #1a1a1a;
  --bg-elevated: #222222;
  
  --accent-gold: #d4af37;
  --accent-gold-dim: #b8962e;
  --accent-gold-glow: rgba(212, 175, 55, 0.3);
  --accent-amber: #f5a623;
  --accent-copper: #b87333;
  
  --text-primary: #f5f5f5;
  --text-secondary: #a0a0a0;
  --text-muted: #666666;
  
  --border-subtle: #2a2a2a;
  --border-accent: #3a3a3a;
  
  --error-red: #e74c3c;
  --success-green: #2ecc71;
  
  /* Typography */
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  
  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 400ms ease;
}

/* 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-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

/* Film Grain Overlay */
.film-grain {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1000;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* Header */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) var(--space-2xl);
  border-bottom: 1px solid var(--border-subtle);
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.logo-icon {
  font-size: 1.75rem;
  color: var(--accent-gold);
  filter: drop-shadow(0 0 8px var(--accent-gold-glow));
}

.logo-text {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.header-right {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.header-tagline {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.user-menu {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.user-name {
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.logout-btn {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  text-decoration: none;
  padding: var(--space-xs) var(--space-sm);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  transition: color var(--transition-normal), border-color var(--transition-normal);
}

.logout-btn:hover {
  color: var(--error-red);
  border-color: var(--error-red);
}

/* Main Content */
.main-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--space-2xl);
}

/* Input Section */
.input-section {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
}

.section-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-gold);
  background: rgba(212, 175, 55, 0.1);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.input-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.json-input {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.7;
  background: var(--bg-primary);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  color: var(--text-primary);
  resize: vertical;
  min-height: 300px;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.json-input:focus {
  outline: none;
  border-color: var(--accent-gold);
  box-shadow: 0 0 0 3px var(--accent-gold-glow);
}

.json-input::placeholder {
  color: var(--text-muted);
}

.input-actions {
  display: flex;
  gap: var(--space-md);
}

.generate-btn {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  color: var(--bg-primary);
  background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-amber) 100%);
  border: none;
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-xl);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-normal);
}

.generate-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(212, 175, 55, 0.3);
}

.generate-btn:active {
  transform: translateY(0);
}

.generate-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.btn-icon {
  font-size: 0.875rem;
}

.clear-btn {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  cursor: pointer;
  transition: border-color var(--transition-normal), color var(--transition-normal);
}

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

/* Status Section */
.status-section {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  margin-bottom: var(--space-xl);
  text-align: center;
}

.status-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xl);
}

/* Loading Spinner */
.loading-spinner {
  position: relative;
  width: 80px;
  height: 80px;
}

.spinner-ring {
  position: absolute;
  width: 100%;
  height: 100%;
  border: 2px solid transparent;
  border-radius: 50%;
}

.spinner-ring:nth-child(1) {
  border-top-color: var(--accent-gold);
  animation: spin 1.5s linear infinite;
}

.spinner-ring:nth-child(2) {
  border-right-color: var(--accent-amber);
  animation: spin 2s linear infinite reverse;
}

.spinner-ring:nth-child(3) {
  width: 60%;
  height: 60%;
  top: 20%;
  left: 20%;
  border-bottom-color: var(--accent-copper);
  animation: spin 1s linear infinite;
}

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

.status-text {
  font-family: var(--font-body);
  font-size: 1.125rem;
  color: var(--text-secondary);
}

.timer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
}

.timer-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.timer-value {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 500;
  color: var(--accent-gold);
  letter-spacing: 0.05em;
}

/* Error Section */
.error-section {
  background: linear-gradient(135deg, rgba(231, 76, 60, 0.1) 0%, var(--bg-secondary) 100%);
  border: 1px solid rgba(231, 76, 60, 0.3);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  margin-bottom: var(--space-xl);
  text-align: center;
}

.error-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.error-icon {
  font-size: 2.5rem;
  color: var(--error-red);
}

.error-content h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--error-red);
}

.error-content p {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--text-secondary);
  max-width: 500px;
  word-break: break-word;
}

.retry-btn {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-lg);
  cursor: pointer;
  margin-top: var(--space-md);
  transition: background var(--transition-normal);
}

.retry-btn:hover {
  background: var(--bg-elevated);
}

/* Results Section */
.results-section {
  animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.results-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--border-subtle);
}

.results-header h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
}

.results-meta {
  display: flex;
  gap: var(--space-xl);
}

.meta-item {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-xs);
}

.meta-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.meta-value {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--accent-gold);
}

/* Frames Grid */
.frames-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
  gap: var(--space-xl);
}

.frame-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  animation: frameIn 0.6s ease backwards;
}

.frame-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

@keyframes frameIn {
  from { opacity: 0; transform: scale(0.95) translateY(20px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.frame-image-container {
  position: relative;
  aspect-ratio: 16 / 9;
  background: var(--bg-primary);
  overflow: hidden;
}

.frame-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.frame-card:hover .frame-image {
  transform: scale(1.05);
}

.frame-number {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--bg-primary);
  background: var(--accent-gold);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
}

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

.frame-title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.frame-description {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-md);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.frame-meta {
  display: flex;
  gap: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-subtle);
}

.frame-meta-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.frame-meta-label {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.frame-meta-value {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* Frame Actions (Regenerate Button) */
.frame-actions {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-subtle);
}

.regenerate-btn {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  cursor: pointer;
  transition: all var(--transition-normal);
  flex: 1;
  justify-content: center;
}

.regenerate-btn:hover {
  color: var(--accent-gold);
  border-color: var(--accent-gold);
  background: rgba(212, 175, 55, 0.05);
}

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

.regenerate-btn.loading {
  color: var(--accent-amber);
  border-color: var(--accent-amber);
}

.regenerate-btn .btn-spinner {
  width: 12px;
  height: 12px;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* Frame loading overlay */
.frame-image-container.regenerating::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 10, 10, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
}

.frame-image-container.regenerating::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  border: 3px solid transparent;
  border-top-color: var(--accent-gold);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  z-index: 1;
}

/* Download button */
.download-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  background: transparent;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-sm);
  cursor: pointer;
  transition: all var(--transition-normal);
}

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

/* Footer */
.footer {
  text-align: center;
  padding: var(--space-xl);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-subtle);
  margin-top: var(--space-2xl);
}

.footer-divider {
  margin: 0 var(--space-sm);
  opacity: 0.3;
}

/* ========================================
   Form Sections (Collapsible)
   ======================================== */

.storyboard-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.form-section {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.form-section[open] .section-summary {
  border-bottom: 1px solid var(--border-subtle);
}

.section-summary {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg);
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background var(--transition-normal);
}

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

.section-summary:hover {
  background: var(--bg-tertiary);
}

/* Collapse Arrow */
.section-summary::before {
  content: '▶';
  font-size: 0.625rem;
  color: var(--text-muted);
  transition: transform var(--transition-normal);
  flex-shrink: 0;
}

.form-section[open] .section-summary::before {
  transform: rotate(90deg);
}

/* Content Animation */
.section-content {
  padding: var(--space-lg);
  animation: slideDown 0.25s ease;
}

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

.section-icon {
  font-size: 1.25rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 600;
  flex: 1;
}

.section-badge {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  color: var(--accent-gold);
  background: rgba(212, 175, 55, 0.1);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.section-count {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.section-hint {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: var(--space-lg);
}

/* Form Groups */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-group:last-child {
  margin-bottom: 0;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.form-group input[type="text"],
.form-group textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  color: var(--text-primary);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.form-group input[type="text"]:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-gold);
  box-shadow: 0 0 0 3px var(--accent-gold-glow);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

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

.form-row .form-group {
  flex: 1;
}

/* Tag Input */
.tag-input-container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm);
  background: var(--bg-primary);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  padding: var(--space-sm);
  min-height: 48px;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.tag-input-container:focus-within {
  border-color: var(--accent-gold);
  box-shadow: 0 0 0 3px var(--accent-gold-glow);
}

.tag-input-container.mini {
  min-height: 40px;
  padding: var(--space-xs) var(--space-sm);
}

.tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.tag {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-gold);
  background: rgba(212, 175, 55, 0.15);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
}

.tag-remove {
  cursor: pointer;
  opacity: 0.6;
  transition: opacity var(--transition-fast);
}

.tag-remove:hover {
  opacity: 1;
}

.tag-input {
  flex: 1;
  min-width: 120px;
  font-family: var(--font-body);
  font-size: 0.875rem;
  background: transparent;
  border: none;
  color: var(--text-primary);
  outline: none;
}

.tag-input::placeholder {
  color: var(--text-muted);
}

/* Aspect Ratio Selector */
.aspect-ratio-selector {
  display: flex;
  gap: var(--space-md);
}

.aspect-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  background: var(--bg-primary);
  border: 2px solid var(--border-accent);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-normal);
  min-width: 80px;
}

.aspect-btn:hover {
  border-color: var(--text-muted);
}

.aspect-btn.active {
  border-color: var(--accent-gold);
  color: var(--accent-gold);
  background: rgba(212, 175, 55, 0.05);
}

.aspect-preview {
  display: block;
  background: currentColor;
  border-radius: 2px;
}

.aspect-preview.landscape {
  width: 32px;
  height: 18px;
}

.aspect-preview.portrait {
  width: 18px;
  height: 32px;
}

.aspect-preview.square {
  width: 24px;
  height: 24px;
}

/* Cards List */
.cards-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.card {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border-subtle);
}

.card-number {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-gold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.remove-card-btn {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--text-muted);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.remove-card-btn:hover {
  color: var(--error-red);
  background: rgba(231, 76, 60, 0.1);
}

.card-body {
  padding: var(--space-lg);
}

.card-body .form-group {
  margin-bottom: var(--space-md);
}

.card-body .form-group:last-child {
  margin-bottom: 0;
}

/* Image Input */
.image-input-group {
  display: flex;
  gap: var(--space-sm);
}

.image-input-group input {
  flex: 1;
}

.upload-btn {
  display: inline-flex;              /* key change */
  align-items: center;
  justify-content: center;

  min-width: 48px;                   /* keeps icon-sized baseline */
  padding: 8px 10px;                 /* allows text breathing room */

  background: var(--bg-elevated);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);

  text-align: center;
  white-space: normal;               /* allow wrapping */
  word-break: break-word;            /* safe wrapping */
}


.upload-btn:hover {
  border-color: var(--accent-gold);
  background: rgba(212, 175, 55, 0.05);
}

/* Image Preview */
.image-preview-container {
  position: relative;
  margin-top: var(--space-sm);
  margin-bottom: var(--space-md);
}

.image-preview {
  width: 100%;
  max-width: 200px;
  height: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
}

.remove-image-btn {
  position: absolute;
  top: -8px;
  right: calc(100% - 208px);
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--text-primary);
  background: var(--error-red);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.remove-image-btn:hover {
  transform: scale(1.1);
}

/* Add Card Button */
.add-card-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  width: 100%;
  padding: var(--space-md);
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--text-secondary);
  background: transparent;
  border: 2px dashed var(--border-accent);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.add-card-btn:hover {
  color: var(--accent-gold);
  border-color: var(--accent-gold);
  background: rgba(212, 175, 55, 0.05);
}

.add-icon {
  font-size: 1.25rem;
  font-weight: 300;
}

/* Generate Section */
.generate-section {
  display: flex;
  justify-content: center;
  padding: var(--space-lg) 0;
}

.generate-section .generate-btn {
  min-width: 280px;
}

/* Results Actions */
.results-actions {
  display: flex;
  justify-content: center;
  margin-top: var(--space-xl);
}

.secondary-btn {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-xl);
  cursor: pointer;
  transition: all var(--transition-normal);
}

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

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

/* Responsive */
@media (max-width: 768px) {
  .header {
    flex-direction: column;
    gap: var(--space-md);
    padding: var(--space-lg);
  }
  
  .header-right {
    flex-direction: column;
    gap: var(--space-sm);
  }
  
  .main-content {
    padding: var(--space-lg);
  }
  
  .form-row {
    flex-direction: column;
    gap: var(--space-md);
  }
  
  .aspect-ratio-selector {
    flex-wrap: wrap;
  }
  
  .card-body .form-row {
    flex-direction: column;
  }
  
  .frames-grid {
    grid-template-columns: 1fr;
  }
  
  .results-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-md);
  }
  
  .results-meta {
    width: 100%;
    justify-content: space-between;
  }
  
  .meta-item {
    align-items: flex-start;
  }
}

/* Scrollbar styling */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--border-accent);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* ========================================
   Additional Form Styles
   ======================================== */

/* Section Toggle (details/summary) */
.section-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg);
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background var(--transition-normal);
}

.section-toggle::-webkit-details-marker {
  display: none;
}

.section-toggle:hover {
  background: var(--bg-tertiary);
}

.section-toggle::before {
  content: '▶';
  font-size: 0.625rem;
  color: var(--text-muted);
  transition: transform var(--transition-normal);
  flex-shrink: 0;
}

.form-section[open] .section-toggle::before {
  transform: rotate(90deg);
}

.form-section[open] .section-toggle {
  border-bottom: 1px solid var(--border-subtle);
}

.section-description {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: var(--space-lg);
}

.required {
  color: var(--error-red);
}

/* Cards Container */
.cards-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.card-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-gold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Small form groups */
.form-group-sm {
  max-width: 150px;
}

/* Tag list */
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.tag-input-sm {
  min-height: 36px;
}

/* Image Upload Container */
.image-upload-container {
  display: flex;
  gap: var(--space-lg);
  align-items: flex-start;
}

.image-preview-container {
  flex-shrink: 0;
  width: 120px;
  height: 90px;
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.image-preview {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.image-placeholder {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.upload-options {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.upload-options input[type="url"] {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.875rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  color: var(--text-primary);
}

.upload-options input[type="url"]:focus {
  outline: none;
  border-color: var(--accent-gold);
  box-shadow: 0 0 0 3px var(--accent-gold-glow);
}

.upload-divider {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
}

.upload-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.upload-btn:hover {
  color: var(--accent-gold);
  border-color: var(--accent-gold);
}

/* Aspect Ratio Icons */
.aspect-icon {
  display: block;
  background: currentColor;
  border-radius: 2px;
}

.aspect-16-9 {
  width: 32px;
  height: 18px;
}

.aspect-9-16 {
  width: 18px;
  height: 32px;
}

.aspect-1-1 {
  width: 24px;
  height: 24px;
}

/* Form Actions */
.form-actions {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  padding: var(--space-xl) 0;
}

/* Modal */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  animation: fadeIn 0.2s ease;
}

.modal-content {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  max-width: 800px;
  width: 90%;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg);
  border-bottom: 1px solid var(--border-subtle);
}

.modal-header h3 {
  font-family: var(--font-display);
  font-size: 1.125rem;
}

.modal-close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--text-muted);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: color var(--transition-fast);
}

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

.json-preview {
  flex: 1;
  overflow: auto;
  padding: var(--space-lg);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.6;
  background: var(--bg-primary);
  color: var(--accent-gold);
  white-space: pre-wrap;
  word-break: break-word;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  padding: var(--space-lg);
  border-top: 1px solid var(--border-subtle);
}

/* Upload Status */
.upload-status {
  font-size: 0.75rem;
  margin-top: var(--space-xs);
}

.upload-status.uploading {
  color: var(--accent-amber);
}

.upload-status.success {
  color: var(--success-green);
}

.upload-status.error {
  color: var(--error-red);
}

/* ========================================
   Regenerate Frame Modal
   ======================================== */

.regenerate-modal-content {
  max-width: 700px;
}

.regenerate-modal-body {
  display: flex;
  gap: var(--space-xl);
  padding: var(--space-xl);
  max-height: 60vh;
  overflow-y: auto;
}

.regenerate-frame-preview {
  flex-shrink: 0;
  width: 200px;
  aspect-ratio: 16 / 9;
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.regenerate-frame-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.regenerate-form {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.regenerate-form .form-group {
  margin-bottom: 0;
}

.regenerate-form label {
  display: flex;
  align-items: baseline;
  gap: var(--space-sm);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

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

.regenerate-form input[type="text"],
.regenerate-form textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  color: var(--text-primary);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.regenerate-form input[type="text"]:focus,
.regenerate-form textarea:focus {
  outline: none;
  border-color: var(--accent-gold);
  box-shadow: 0 0 0 3px var(--accent-gold-glow);
}

.regenerate-form input[readonly] {
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  cursor: not-allowed;
}

.regenerate-form textarea {
  resize: vertical;
  min-height: 100px;
}

.regenerate-hint {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: var(--space-md);
  background: rgba(212, 175, 55, 0.05);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.hint-icon {
  flex-shrink: 0;
}

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

.regenerate-actions .secondary-btn {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.regenerate-actions .generate-btn {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.regenerate-actions button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Responsive */
@media (max-width: 640px) {
  .regenerate-modal-body {
    flex-direction: column;
  }
  
  .regenerate-frame-preview {
    width: 100%;
    max-width: 300px;
  }
  
  .regenerate-actions {
    flex-direction: column;
  }
  
  .regenerate-actions button {
    width: 100%;
    justify-content: center;
  }
}

/* ========================================
   Projects Dashboard
   ======================================== */

.projects-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-2xl);
}

.projects-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-xl);
}

.projects-title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  color: var(--text-primary);
}

.create-project-btn {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--bg-primary);
  background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-amber) 100%);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.create-project-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px var(--accent-gold-glow);
}

.create-project-btn .btn-icon {
  font-size: 1.125rem;
}

/* Projects Grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-lg);
}

/* Project Card */
.project-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.project-card:hover {
  border-color: var(--accent-gold);
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.project-card-thumbnail {
  position: relative;
  aspect-ratio: 16 / 9;
  background: var(--bg-tertiary);
  overflow: hidden;
}

.project-thumbnail-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-thumbnail-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: var(--text-muted);
  background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
}

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

.project-card-name {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.project-card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.project-card-frames {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.project-card-date {
  color: var(--text-muted);
}

/* Empty State */
.projects-empty {
  text-align: center;
  padding: var(--space-2xl) var(--space-xl);
  max-width: 400px;
  margin: var(--space-2xl) auto;
}

.projects-empty .empty-icon {
  font-size: 4rem;
  margin-bottom: var(--space-lg);
  opacity: 0.5;
}

.projects-empty h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.projects-empty p {
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
}

/* Project Header (in-project view) */
.project-header {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  max-width: 900px;
  margin: 0 auto var(--space-lg);
  padding: var(--space-md) var(--space-lg);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
}

.back-btn {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.back-btn:hover {
  color: var(--text-primary);
  border-color: var(--accent-gold);
}

.project-info {
  flex: 1;
  min-width: 0;
}

.project-name {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.project-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
}

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

.delete-project-btn {
  padding: var(--space-sm);
  font-size: 1rem;
  color: var(--text-muted);
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.delete-project-btn:hover {
  color: var(--error-red);
  border-color: var(--error-red);
  background: rgba(231, 76, 60, 0.1);
}

/* Create Project Modal */
.create-project-modal-content {
  max-width: 450px;
}

.create-project-modal-body {
  padding: var(--space-xl);
}

.create-project-modal-body .form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.create-project-modal-body input {
  width: 100%;
  padding: var(--space-md);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text-primary);
  background: var(--bg-primary);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.create-project-modal-body input:focus {
  outline: none;
  border-color: var(--accent-gold);
  box-shadow: 0 0 0 3px var(--accent-gold-glow);
}

.create-project-modal-body input::placeholder {
  color: var(--text-muted);
}

/* Delete Project Modal */
.delete-project-modal-content {
  max-width: 450px;
}

.delete-project-modal-body {
  padding: var(--space-xl);
}

.delete-project-modal-body p {
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
}

.delete-warning {
  padding: var(--space-md);
  background: rgba(231, 76, 60, 0.1);
  border: 1px solid rgba(231, 76, 60, 0.3);
  border-radius: var(--radius-md);
  color: var(--error-red);
  font-size: 0.875rem;
}

.danger-btn {
  padding: var(--space-md) var(--space-lg);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 500;
  color: #fff;
  background: var(--error-red);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.danger-btn:hover {
  background: #c0392b;
}

/* Responsive */
@media (max-width: 768px) {
  .projects-section {
    padding: var(--space-lg);
  }
  
  .projects-header {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-md);
  }
  
  .projects-title {
    font-size: 1.5rem;
  }
  
  .projects-grid {
    grid-template-columns: 1fr;
  }
  
  .project-header {
    flex-wrap: wrap;
  }
  
  .project-info {
    order: -1;
    width: 100%;
    margin-bottom: var(--space-sm);
  }
}