/* TAO.ai Design System v2 - "Mission Control" Dark Theme */

/* ============================================
   CSS RESET & BASE
   ============================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* ============================================
   DESIGN TOKENS - DARK MODE DEFAULT
   ============================================ */
:root {
  /* Dark Theme Colors */
  --color-bg: #0a0a0f;
  --color-bg-elevated: #12121a;
  --color-bg-subtle: #1a1a24;
  --color-surface: #16161f;
  --color-surface-elevated: #1e1e2a;
  --color-surface-hover: #252532;

  --color-border: #2a2a3a;
  --color-border-subtle: #1f1f2e;
  --color-border-strong: #3a3a4a;

  --color-text: #f0f0f5;
  --color-text-secondary: #a0a0b0;
  --color-text-muted: #606070;

  /* Accent Colors */
  --color-primary: #6366f1;
  --color-primary-hover: #818cf8;
  --color-primary-light: rgba(99, 102, 241, 0.15);
  --color-primary-glow: rgba(99, 102, 241, 0.4);

  --color-success: #10b981;
  --color-success-light: rgba(16, 185, 129, 0.15);
  --color-success-glow: rgba(16, 185, 129, 0.4);

  --color-warning: #f59e0b;
  --color-warning-light: rgba(245, 158, 11, 0.15);

  --color-error: #ef4444;
  --color-error-light: rgba(239, 68, 68, 0.15);

  /* Tier Colors - Glowing variants */
  --tier-0-bg: rgba(100, 100, 120, 0.15);
  --tier-0-text: #8888a0;
  --tier-0-border: #4a4a5a;

  --tier-1-bg: rgba(59, 130, 246, 0.15);
  --tier-1-text: #60a5fa;
  --tier-1-border: #3b82f6;

  --tier-2-bg: rgba(139, 92, 246, 0.15);
  --tier-2-text: #a78bfa;
  --tier-2-border: #8b5cf6;

  --tier-3-bg: rgba(16, 185, 129, 0.15);
  --tier-3-text: #34d399;
  --tier-3-border: #10b981;

  --tier-4-bg: rgba(239, 68, 68, 0.15);
  --tier-4-text: #f87171;
  --tier-4-border: #ef4444;

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

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;

  --leading-tight: 1.25;
  --leading-normal: 1.5;
  --leading-relaxed: 1.625;

  /* Spacing (8px scale) */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 24px;
  --radius-full: 9999px;

  /* Shadows - Glow effects for dark mode */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.5);
  --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(--color-primary-glow);
  --shadow-glow-success: 0 0 20px var(--color-success-glow);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 200ms ease;
  --transition-slow: 300ms ease;
  --transition-slower: 500ms ease;

  /* Layout */
  --max-width: 1400px;
  --nav-height: 64px;
  --dock-width: 72px;
}

/* ============================================
   BASE STYLES
   ============================================ */
html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Animated grid background */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: -1;
  animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
  0% { transform: translate(0, 0); }
  100% { transform: translate(60px, 60px); }
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: var(--leading-tight);
  color: var(--color-text);
  letter-spacing: -0.02em;
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

p {
  margin-bottom: var(--space-4);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-hover);
}

code, pre {
  font-family: var(--font-mono);
}

code {
  background: var(--color-surface);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  font-size: 0.9em;
  border: 1px solid var(--color-border);
}

pre {
  background: var(--color-surface);
  color: var(--color-text);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  border: 1px solid var(--color-border);
}

/* Gradient text */
.gradient-text {
  background: linear-gradient(135deg, var(--color-primary) 0%, #a855f7 50%, #ec4899 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================
   LAYOUT
   ============================================ */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container-narrow {
  max-width: 900px;
}

/* With dock offset */
.main-content {
  margin-left: var(--dock-width);
  min-height: 100vh;
}

@media (max-width: 768px) {
  .main-content {
    margin-left: 0;
    padding-bottom: calc(var(--dock-width) + var(--space-4));
  }
}

.grid {
  display: grid;
  gap: var(--space-6);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Masonry-style grid */
.masonry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--space-6);
}

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4, .masonry-grid {
    grid-template-columns: 1fr;
  }
}

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.flex-1 {
  flex: 1;
}

.items-center {
  align-items: center;
}

.items-start {
  align-items: flex-start;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* ============================================
   FLOATING DOCK NAVIGATION
   ============================================ */
.dock {
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  width: var(--dock-width);
  background: rgba(18, 18, 26, 0.8);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-4) 0;
  z-index: 100;
  backdrop-filter: blur(16px);
}

.dock-logo {
  width: 44px;
  height: 44px;
  margin-bottom: var(--space-8);
  display: flex;
  align-items: center;
  justify-content: center;
}

.dock-logo svg {
  width: 36px;
  height: 36px;
}

.dock-logo img {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  object-fit: cover;
}

.dock-nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  flex: 1;
}

.dock-item {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  color: var(--color-text-muted);
  transition: all var(--transition-normal);
  position: relative;
  cursor: pointer;
  text-decoration: none;
}

.dock-item:hover {
  background: var(--color-surface-hover);
  color: var(--color-text);
}

.dock-item.active {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.dock-item.active::before {
  content: '';
  position: absolute;
  left: -12px;
  width: 3px;
  height: 24px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
}

.dock-item svg {
  width: 22px;
  height: 22px;
}

/* Tooltip */
.dock-item::after {
  content: attr(data-tooltip);
  position: absolute;
  left: calc(100% + 16px);
  background: var(--color-surface-elevated);
  color: var(--color-text);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
}

.dock-item:hover::after {
  opacity: 1;
}

.dock-footer {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

/* Mobile dock - bottom */
@media (max-width: 768px) {
  .dock {
    top: auto;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: var(--dock-width);
    flex-direction: row;
    justify-content: space-around;
    padding: 0 var(--space-4);
    border-right: none;
    border-top: 1px solid var(--color-border);
  }

  .dock-logo {
    display: none;
  }

  .dock-nav {
    flex-direction: row;
    gap: var(--space-4);
  }

  .dock-item::after {
    display: none;
  }

  .dock-item.active::before {
    left: 50%;
    transform: translateX(-50%);
    top: -12px;
    width: 24px;
    height: 3px;
  }

  .dock-footer {
    flex-direction: row;
    margin-top: 0;
  }
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 500;
  line-height: 1;
  border: 1px solid transparent;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn:focus {
  outline: none;
  box-shadow: 0 0 0 2px var(--color-bg), 0 0 0 4px var(--color-primary);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, #8b5cf6 100%);
  color: white;
  border: none;
}

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

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

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-border-strong);
}

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

.btn-ghost:hover {
  background: var(--color-surface);
  color: var(--color-text);
}

.btn-success {
  background: var(--color-success);
  color: white;
}

.btn-success:hover {
  box-shadow: var(--shadow-glow-success);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
  border-radius: var(--radius-xl);
}

.btn-sm {
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-xs);
}

.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-lg);
}

.btn-block {
  width: 100%;
}

/* ============================================
   CARDS - Glowing on hover
   ============================================ */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.card-body {
  padding: var(--space-6);
}

.card-header {
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface-elevated);
}

.card-footer {
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-border);
  background: var(--color-surface-elevated);
}

.card-glow {
  position: relative;
}

.card-glow::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, var(--color-primary), #a855f7, #ec4899);
  opacity: 0;
  transition: opacity var(--transition-normal);
  z-index: -1;
}

.card-glow:hover::before {
  opacity: 0.6;
}

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

.card-hover:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: 0 0 30px rgba(99, 102, 241, 0.2);
}

/* ============================================
   FORMS
   ============================================ */
.form-group {
  margin-bottom: var(--space-4);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

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

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  min-height: calc(100vh - var(--space-16));
  display: flex;
  align-items: center;
  padding: var(--space-16) 0;
  position: relative;
}

.hero-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

@media (max-width: 1024px) {
  .hero-split {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

.hero-content {
  max-width: 560px;
}

@media (max-width: 1024px) {
  .hero-content {
    max-width: 100%;
    margin: 0 auto;
  }
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary-light);
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-primary-hover);
  margin-bottom: var(--space-6);
}

.hero-title {
  font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl));
  margin-bottom: var(--space-6);
  line-height: 1.1;
}

.hero-subtitle {
  font-size: var(--text-xl);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-8);
  line-height: var(--leading-relaxed);
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

@media (max-width: 1024px) {
  .hero-actions {
    justify-content: center;
  }
}

/* Hero demo widget */
.hero-demo {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-1);
  position: relative;
  overflow: hidden;
}

.hero-demo::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-2xl);
  padding: 1px;
  background: linear-gradient(135deg, var(--color-primary), transparent 50%, #a855f7);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
}

.hero-demo-inner {
  background: var(--color-surface);
  border-radius: calc(var(--radius-2xl) - 2px);
  padding: var(--space-6);
}

/* ============================================
   SECTIONS
   ============================================ */
.section {
  padding: var(--space-20) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.section-eyebrow {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-4);
}

.section-title {
  margin-bottom: var(--space-4);
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ============================================
   DISCOVERY CAROUSEL
   ============================================ */
.discovery {
  display: flex;
  gap: var(--space-4);
  overflow-x: auto;
  padding: var(--space-4) var(--space-2);
  scrollbar-width: none;
  margin: 0 calc(var(--space-6) * -1);
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}

.discovery::-webkit-scrollbar {
  display: none;
}

.discovery-item {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all var(--transition-normal);
  white-space: nowrap;
  text-decoration: none;
  color: var(--color-text);
}

.discovery-item:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.discovery-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-light);
  border-radius: var(--radius-lg);
  color: var(--color-primary);
}

.discovery-icon svg {
  width: 20px;
  height: 20px;
}

.discovery-text {
  font-weight: 500;
}

/* ============================================
   SEARCH
   ============================================ */
.search-box {
  position: relative;
  max-width: 600px;
  margin: 0 auto;
}

.search-input {
  width: 100%;
  padding: var(--space-4) var(--space-6);
  padding-left: var(--space-12);
  font-size: var(--text-lg);
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  transition: all var(--transition-normal);
}

.search-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-glow);
}

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

.search-icon {
  position: absolute;
  left: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  width: 24px;
  height: 24px;
}

/* ============================================
   UTILITIES
   ============================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-xs { font-size: var(--text-xs); }
.text-sm { font-size: var(--text-sm); }
.text-lg { font-size: var(--text-lg); }
.text-xl { font-size: var(--text-xl); }
.text-2xl { font-size: var(--text-2xl); }

.text-muted { color: var(--color-text-muted); }
.text-secondary { color: var(--color-text-secondary); }
.text-primary { color: var(--color-primary); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-error { color: var(--color-error); }

.font-mono { font-family: var(--font-mono); }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }

.hidden { display: none; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideIn {
  from { transform: translateX(-100%); }
  to { transform: translateX(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes glow {
  0%, 100% { box-shadow: 0 0 20px var(--color-primary-glow); }
  50% { box-shadow: 0 0 40px var(--color-primary-glow); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.animate-fade-in {
  animation: fadeIn 0.5s ease forwards;
}

.animate-pulse {
  animation: pulse 2s ease-in-out infinite;
}

.animate-glow {
  animation: glow 2s ease-in-out infinite;
}

.animate-float {
  animation: float 3s ease-in-out infinite;
}

/* Staggered animations */
.stagger-1 { animation-delay: 0.1s; }
.stagger-2 { animation-delay: 0.2s; }
.stagger-3 { animation-delay: 0.3s; }
.stagger-4 { animation-delay: 0.4s; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-4);
  }

  .section {
    padding: var(--space-12) 0;
  }

  h1 { font-size: var(--text-3xl); }
  h2 { font-size: var(--text-2xl); }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  body::before {
    animation: none;
  }
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-primary);
  color: white;
  padding: var(--space-2) var(--space-4);
  z-index: 1000;
  border-radius: 0 0 var(--radius-md) 0;
}

.skip-link:focus {
  top: 0;
}

/* ============================================
   SCROLLBAR
   ============================================ */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--color-border-strong);
  border-radius: var(--radius-full);
}

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