/* ============================================
   RemondFlow — Design System
   Premium dark mode + glassmorphism
   ============================================ */

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

:root {
  /* Colors */
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-card: rgba(18, 18, 28, 0.7);
  --bg-glass: rgba(255, 255, 255, 0.03);
  --bg-glass-hover: rgba(255, 255, 255, 0.06);

  --accent: #8b5cf6;
  --accent-light: #a78bfa;
  --accent-glow: rgba(139, 92, 246, 0.3);
  --accent-gradient: linear-gradient(135deg, #8b5cf6, #6366f1, #3b82f6);
  
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
  --info: #3b82f6;

  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --border: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(255, 255, 255, 0.12);

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px var(--accent-glow);

  /* Transitions */
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Base --- */
html, body {
  height: 100%;
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

/* --- Animated Background --- */
.bg-gradient {
  position: fixed;
  inset: 0;
  z-index: 0;
  background: 
    radial-gradient(ellipse at 20% 50%, rgba(139, 92, 246, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(99, 102, 241, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(59, 130, 246, 0.05) 0%, transparent 50%);
  animation: bgShift 20s ease-in-out infinite alternate;
}

@keyframes bgShift {
  0% { opacity: 1; }
  50% { opacity: 0.6; }
  100% { opacity: 1; }
}

.bg-noise {
  position: fixed;
  inset: 0;
  z-index: 0;
  opacity: 0.015;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' 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");
}

/* --- App Container --- */
#app {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  height: 100vh;
}

/* --- Header --- */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  gap: 16px;
  flex-shrink: 0;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  font-size: 28px;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 8px var(--accent-glow));
}

.logo-text {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.logo-text .accent {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.version-badge {
  font-size: 10px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  background: var(--bg-glass-hover);
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.header-center {
  flex: 1;
  display: flex;
  justify-content: center;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* --- Status Pill --- */
.status-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: var(--bg-glass);
  border: 1px solid var(--border);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
  transition: var(--transition);
}

.status-pill[data-status="idle"] .status-dot { background: var(--success); box-shadow: 0 0 8px var(--success); }
.status-pill[data-status="generating"] .status-dot { background: var(--accent); box-shadow: 0 0 8px var(--accent-glow); animation: pulse 1.5s infinite; }
.status-pill[data-status="downloading"] .status-dot { background: var(--info); box-shadow: 0 0 8px rgba(59, 130, 246, 0.5); }
.status-pill[data-status="error"] .status-dot { background: var(--error); box-shadow: 0 0 8px rgba(239, 68, 68, 0.5); }
.status-pill[data-status="authenticating"] .status-dot { background: var(--warning); box-shadow: 0 0 8px rgba(245, 158, 11, 0.5); animation: pulse 1s infinite; }
.status-pill[data-status="waiting"] .status-dot { background: var(--accent-light); animation: pulse 2s infinite; }

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

/* --- Plan Toggle --- */
.plan-toggle {
  display: flex;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
}

.plan-btn {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: var(--transition);
}

.plan-btn .material-icons-round { font-size: 14px; }

.plan-btn:hover { background: var(--bg-glass-hover); color: var(--text-secondary); }
.plan-btn.active { background: var(--accent-gradient); color: white; }

/* --- Icon Button --- */
.icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
}

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

/* --- Main Layout --- */
.main {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  overflow: hidden;
}

/* --- Panel --- */
.panel {
  display: flex;
  flex-direction: column;
  padding: 24px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--bg-glass-hover) transparent;
}

.panel:first-child {
  border-right: 1px solid var(--border);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.panel-header h2 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 600;
}

.panel-header h2 .material-icons-round {
  font-size: 20px;
  color: var(--accent-light);
}

/* --- Auth Status Badge --- */
.auth-status {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background: var(--bg-glass);
  border: 1px solid var(--border);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
}

.auth-status .material-icons-round { font-size: 14px; }
.auth-status[data-auth="authenticated"] { color: var(--success); border-color: rgba(16, 185, 129, 0.2); }
.auth-status[data-auth="expired"] { color: var(--error); border-color: rgba(239, 68, 68, 0.2); }

/* --- Generator Form --- */
.generator-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.prompt-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  background: var(--bg-glass);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: var(--transition);
}

.prompt-wrapper:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.prompt-input {
  width: 100%;
  padding: 16px;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.6;
  resize: vertical;
  min-height: 100px;
  outline: none;
}

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

.prompt-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  border-top: 1px solid var(--border);
}

.char-count {
  font-size: 11px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* --- Options Grid --- */
.options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.option-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.option-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.select-input {
  padding: 10px 14px;
  border-radius: var(--radius-md);
  background: var(--bg-glass);
  border: 1px solid var(--border);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 13px;
  cursor: pointer;
  outline: none;
  transition: var(--transition);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2394a3b8' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
}

.select-input:hover { border-color: var(--border-hover); }
.select-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.select-input option { background: var(--bg-secondary); }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  border: none;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  outline: none;
}

.btn-sm { padding: 6px 12px; font-size: 12px; }

.btn-primary {
  background: var(--accent-gradient);
  color: white;
  box-shadow: var(--shadow-sm), 0 0 20px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md), 0 0 30px var(--accent-glow);
}

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

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.btn-accent {
  background: linear-gradient(135deg, var(--warning), #d97706);
  color: white;
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

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

.btn-generate {
  width: 100%;
  padding: 14px 24px;
  font-size: 15px;
  border-radius: var(--radius-lg);
}

.btn-generate .material-icons-round { font-size: 22px; }

/* --- Progress Section --- */
.progress-section {
  margin-top: 16px;
  padding: 20px;
  border-radius: var(--radius-lg);
  background: var(--bg-glass);
  border: 1px solid var(--border);
  animation: fadeInUp 0.3s ease;
}

.progress-bar-container {
  width: 100%;
  height: 4px;
  background: var(--bg-glass-hover);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: 12px;
}

.progress-bar {
  height: 100%;
  width: 10%;
  background: var(--accent-gradient);
  border-radius: var(--radius-full);
  transition: width 0.5s ease;
  animation: progressGlow 2s ease-in-out infinite;
}

@keyframes progressGlow {
  0%, 100% { box-shadow: 0 0 8px var(--accent-glow); }
  50% { box-shadow: 0 0 16px var(--accent-glow); }
}

.progress-info {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  margin-bottom: 8px;
}

.progress-step { color: var(--accent-light); font-weight: 500; }
.progress-time { color: var(--text-muted); font-family: var(--font-mono); }

.progress-message {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* --- Auth Section --- */
.auth-section {
  margin-top: 16px;
}

.auth-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 32px;
  border-radius: var(--radius-lg);
  background: var(--bg-glass);
  border: 1px solid var(--border);
  text-align: center;
}

.auth-big-icon {
  font-size: 48px;
  color: var(--warning);
}

.auth-card h3 { font-size: 16px; font-weight: 600; }
.auth-card p { font-size: 13px; color: var(--text-secondary); max-width: 300px; }

/* --- Tabs --- */
.tabs {
  display: flex;
  gap: 4px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}

.tab {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
}

.tab .material-icons-round { font-size: 16px; }
.tab:hover { color: var(--text-secondary); background: var(--bg-glass); }
.tab.active { color: var(--accent-light); background: rgba(139, 92, 246, 0.1); }

.tab-badge {
  font-size: 10px;
  padding: 1px 6px;
  border-radius: var(--radius-full);
  background: var(--accent);
  color: white;
  font-weight: 700;
}

.tab-content { display: none; flex-direction: column; gap: 12px; flex: 1; overflow-y: auto; }
.tab-content.active { display: flex; }

/* --- History Cards --- */
.history-card {
  display: flex;
  gap: 14px;
  padding: 14px;
  border-radius: var(--radius-md);
  background: var(--bg-glass);
  border: 1px solid var(--border);
  transition: var(--transition);
  animation: fadeInUp 0.3s ease;
}

.history-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-glass-hover);
}

.history-thumb {
  width: 64px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
}

.history-thumb .material-icons-round {
  font-size: 24px;
  color: var(--text-muted);
}

.history-thumb video, .history-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

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

.history-prompt {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 4px;
}

.history-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: var(--text-muted);
}

.history-status {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
}

.history-status.completed { background: rgba(16, 185, 129, 0.1); color: var(--success); }
.history-status.generating { background: rgba(139, 92, 246, 0.1); color: var(--accent-light); }
.history-status.error { background: rgba(239, 68, 68, 0.1); color: var(--error); }
.history-status.pending { background: rgba(100, 116, 139, 0.1); color: var(--text-muted); }

.history-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
}

.btn-download, .btn-preview {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px 12px;
  border-radius: var(--radius-md);
  font-size: 11px;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  cursor: pointer;
}

.btn-download {
  background: var(--accent-gradient);
  color: white;
  box-shadow: 0 0 10px var(--accent-glow);
}

.btn-download:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 20px var(--accent-glow);
}

.btn-download .material-icons-round,
.btn-preview .material-icons-round {
  font-size: 14px;
}

.btn-preview {
  background: var(--bg-glass);
  color: var(--accent-light);
  border: 1px solid var(--border);
}

.btn-preview:hover {
  background: var(--bg-glass-hover);
  border-color: var(--accent);
}

.file-size {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--text-muted);
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* --- Queue List --- */
.queue-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.queue-header h3 { font-size: 14px; font-weight: 600; }

.queue-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  background: var(--bg-glass);
  border: 1px solid var(--border);
  transition: var(--transition);
}

.queue-item:hover { border-color: var(--border-hover); }

.queue-number {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  background: var(--bg-glass-hover);
  color: var(--text-muted);
  flex-shrink: 0;
}

.queue-text {
  flex: 1;
  font-size: 13px;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* --- Auto Mode --- */
.auto-config {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.auto-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.auto-header h3 { font-size: 14px; font-weight: 600; }

.auto-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.auto-status {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  background: var(--bg-glass);
  border: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-muted);
}

.auto-status .material-icons-round { font-size: 18px; }

/* --- Toggle Switch --- */
.toggle-switch {
  position: relative;
  display: inline-block;
  width: 40px;
  height: 22px;
}

.toggle-switch input { display: none; }

.toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--bg-glass-hover);
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: var(--transition);
}

.toggle-slider::before {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  left: 2px;
  top: 2px;
  background: var(--text-muted);
  border-radius: 50%;
  transition: var(--transition);
}

.toggle-switch input:checked + .toggle-slider {
  background: var(--accent);
  border-color: var(--accent);
}

.toggle-switch input:checked + .toggle-slider::before {
  transform: translateX(18px);
  background: white;
}

/* --- Empty State --- */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 48px 20px;
  text-align: center;
}

.empty-state .material-icons-round {
  font-size: 48px;
  color: var(--text-muted);
  opacity: 0.5;
}

.empty-state p { font-size: 14px; color: var(--text-secondary); }
.empty-state .empty-sub { font-size: 12px; color: var(--text-muted); }

/* --- Modal --- */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  animation: fadeIn 0.2s ease;
}

.modal {
  width: 90%;
  max-width: 480px;
  border-radius: var(--radius-xl);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  animation: scaleIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
}

.modal-header h2 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
}

.modal-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.setting-group h3 {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 12px;
}

.setting-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0;
  font-size: 13px;
  color: var(--text-secondary);
}

/* --- Toast Notifications --- */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  font-size: 13px;
  color: var(--text-primary);
  animation: slideInRight 0.3s ease;
  min-width: 280px;
  max-width: 400px;
}

.toast .material-icons-round { font-size: 18px; }
.toast.success .material-icons-round { color: var(--success); }
.toast.error .material-icons-round { color: var(--error); }
.toast.info .material-icons-round { color: var(--info); }
.toast.warning .material-icons-round { color: var(--warning); }

/* --- Utilities --- */
.hidden { display: none !important; }

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

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

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

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}

/* --- Responsive --- */
@media (max-width: 900px) {
  .main {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr 1fr;
  }

  .panel:first-child { border-right: none; border-bottom: 1px solid var(--border); }
  .header { padding: 10px 16px; }
  .plan-toggle { display: none; }
}

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--bg-glass-hover); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255, 255, 255, 0.1); }