:root {
  --bg-deep: #0a0a1a;
  --bg-surface: #12122a;
  --bg-card: #1a1a3e;
  --bg-elevated: #222255;
  --accent-purple: #7c3aed;
  --accent-pink: #ec4899;
  --accent-orange: #f97316;
  --text-primary: #e8e8f0;
  --text-secondary: #8888aa;
  --glass-bg: rgba(26, 26, 62, 0.7);
  --glass-border: rgba(124, 58, 237, 0.2);
}

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

body {
  font-family: 'Bricolage Grotesque', sans-serif;
  background: var(--bg-deep);
  color: var(--text-primary);
  overflow-x: hidden;
  min-height: 100vh;
}

body.light-mode {
  --bg-deep: #f0f0f8;
  --bg-surface: #e4e4f0;
  --bg-card: #ffffff;
  --bg-elevated: #f8f8ff;
  --text-primary: #1a1a2e;
  --text-secondary: #666688;
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(124, 58, 237, 0.15);
}

#root { min-height: 100vh; }

.gradient-text {
  background: linear-gradient(135deg, #7c3aed, #ec4899, #f97316);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
}

.glow-btn {
  background: linear-gradient(135deg, #7c3aed, #ec4899);
  color: white;
  border: none;
  border-radius: 12px;
  padding: 12px 24px;
  font-family: 'Bricolage Grotesque', sans-serif;
  font-weight: 600;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.glow-btn:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 32px rgba(124, 58, 237, 0.4), 0 4px 16px rgba(236, 72, 153, 0.3);
}

.glow-btn:active { transform: translateY(0) scale(0.98); }

.glow-btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent, rgba(255,255,255,0.2), transparent);
  transform: translateX(-100%);
  transition: transform 0.6s;
}

.glow-btn:hover::after { transform: translateX(100%); }

.checkerboard {
  background-image:
    linear-gradient(45deg, rgba(100,100,140,0.1) 25%, transparent 25%),
    linear-gradient(-45deg, rgba(100,100,140,0.1) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, rgba(100,100,140,0.1) 75%),
    linear-gradient(-45deg, transparent 75%, rgba(100,100,140,0.1) 75%);
  background-size: 20px 20px;
  background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}

.style-chip {
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
  border: 1px solid var(--glass-border);
  background: var(--bg-surface);
  color: var(--text-secondary);
  font-family: 'Bricolage Grotesque', sans-serif;
}

.style-chip:hover { border-color: var(--accent-purple); color: var(--text-primary); }
.style-chip.active {
  background: linear-gradient(135deg, #7c3aed, #ec4899);
  color: white;
  border-color: transparent;
}

.prompt-area {
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  background: var(--bg-deep);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 14px;
  resize: vertical;
  width: 100%;
  min-height: 100px;
  outline: none;
  transition: border-color 0.3s;
}

.prompt-area:focus { border-color: var(--accent-purple); }
.prompt-area::placeholder { color: var(--text-secondary); opacity: 0.7; }

.action-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid var(--glass-border);
  background: var(--bg-card);
  color: var(--text-primary);
  font-family: 'Bricolage Grotesque', sans-serif;
}

.action-btn:hover {
  transform: translateY(-1px);
  border-color: var(--accent-purple);
  box-shadow: 0 4px 12px rgba(124, 58, 237, 0.2);
}

.quick-edit-btn {
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid var(--glass-border);
  background: var(--bg-surface);
  color: var(--text-secondary);
  font-family: 'Bricolage Grotesque', sans-serif;
  text-align: left;
}

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

.drop-zone {
  border: 2px dashed var(--glass-border);
  border-radius: 12px;
  padding: 24px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s;
}

.drop-zone:hover, .drop-zone.drag-over {
  border-color: var(--accent-purple);
  background: rgba(124, 58, 237, 0.05);
}

.history-thumb {
  width: 64px;
  height: 64px;
  border-radius: 8px;
  object-fit: cover;
  cursor: pointer;
  transition: all 0.2s;
  border: 2px solid transparent;
}

.history-thumb:hover {
  border-color: var(--accent-purple);
  transform: scale(1.05);
}

@keyframes spin-sparkle {
  0% { transform: rotate(0deg) scale(1); }
  50% { transform: rotate(180deg) scale(1.2); }
  100% { transform: rotate(360deg) scale(1); }
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 20px rgba(124,58,237,0.3); }
  50% { box-shadow: 0 0 40px rgba(236,72,153,0.5); }
}

.spinner { animation: spin-sparkle 2s linear infinite; display: inline-block; font-size: 48px; }

.fade-in { animation: fadeIn 0.5s ease-out; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

.slide-in { animation: slideIn 0.3s ease-out; }
@keyframes slideIn { from { opacity: 0; transform: translateX(-20px); } to { opacity: 1; transform: translateX(0); } }

.aspect-btn {
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid var(--glass-border);
  background: var(--bg-surface);
  color: var(--text-secondary);
  font-family: 'JetBrains Mono', monospace;
}

.aspect-btn:hover { border-color: var(--accent-purple); }
.aspect-btn.active {
  background: var(--accent-purple);
  color: white;
  border-color: var(--accent-purple);
}

.tab-btn {
  flex: 1;
  padding: 12px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  transition: all 0.2s;
  border-bottom: 2px solid transparent;
  font-family: 'Bricolage Grotesque', sans-serif;
}

.tab-btn.active {
  color: var(--text-primary);
  border-bottom-color: var(--accent-purple);
}

.before-after-slider {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 3px;
  background: white;
  cursor: ew-resize;
  z-index: 10;
}

.before-after-slider::after {
  content: '⟨ ⟩';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: white;
  color: #333;
  border-radius: 50%;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.mobile-tabs {
  display: none;
}

@media (max-width: 768px) {
  .desktop-sidebar { display: none !important; }
  .mobile-tabs { display: flex !important; }
  .main-layout { flex-direction: column !important; }
}

.prompt-chip {
  padding: 4px 12px;
  border-radius: 16px;
  font-size: 12px;
  cursor: pointer;
  white-space: nowrap;
  border: 1px solid var(--glass-border);
  background: var(--bg-surface);
  color: var(--text-secondary);
  transition: all 0.2s;
  font-family: 'JetBrains Mono', monospace;
}

.prompt-chip:hover {
  border-color: var(--accent-pink);
  color: var(--text-primary);
}

.fav-star {
  cursor: pointer;
  transition: transform 0.2s;
}

.fav-star:hover { transform: scale(1.2); }

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(124,58,237,0.3); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(124,58,237,0.5); }