:root {
  --bg: #000;
  --text: #a1a1b5;
  --text-bright: #e4e4ed;
  --text-muted: #5a5a72;
  --cyan: #06b6d4;
  --indigo: #6366f1;
  --accent: #6366f1;
  --accent-glow: rgba(99, 102, 241, 0.3);
  --border: rgba(255, 255, 255, 0.06);
  --radius: 12px;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* Site nav — shared across all pages */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 40px;
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.site-nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.site-nav-logo .logo-icon { font-size: 24px; color: var(--accent); }
.site-nav-logo .logo-text { font-size: 18px; font-weight: 600; color: var(--text-bright); letter-spacing: -0.3px; }
.site-nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.site-nav-links a {
  font-size: 14px;
  color: var(--text-muted);
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s;
}
.site-nav-links a:hover {
  background: linear-gradient(135deg, var(--accent), var(--cyan), #8b5cf6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.site-nav-links .nav-primary,
.site-nav-links .active {
  color: var(--cyan);
  -webkit-text-fill-color: var(--cyan);
  background: none;
}
.nav-dropdown { position: relative; }
.nav-dropdown-trigger {
  font-size: 14px;
  color: var(--text-muted);
  font-weight: 500;
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: color 0.2s;
}
.nav-dropdown-trigger:hover {
  background: linear-gradient(135deg, var(--accent), var(--cyan), #8b5cf6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.nav-caret { font-size: 10px; opacity: 0.6; }
.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%);
  min-width: 200px;
  background: rgba(14, 14, 22, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s, visibility 0.2s;
}
.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
}
.nav-dropdown-menu a {
  display: block;
  padding: 10px 14px;
  border-radius: 6px;
  font-size: 14px;
  color: var(--text) !important;
  transition: background 0.15s, color 0.15s;
}
.nav-dropdown-menu a:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-bright) !important;
  text-decoration: none;
}
@media (max-width: 768px) {
  .site-nav {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
    padding: 12px 20px;
  }
  .site-nav-links {
    width: 100%;
    gap: 18px;
    overflow-x: auto;
    padding-bottom: 4px;
    scrollbar-width: none;
  }
  .site-nav-links::-webkit-scrollbar { display: none; }
  .site-nav-links a,
  .nav-dropdown-trigger {
    flex: 0 0 auto;
    font-size: 13px;
    white-space: nowrap;
  }
  .nav-dropdown-menu {
    left: 0;
    transform: none;
  }
  .site-nav-links .hide-sm { display: none; }
}

.container {
  max-width: 760px;
  margin: 0 auto;
  padding: 100px 24px 120px;
}

.breadcrumb {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 40px;
  letter-spacing: 0.3px;
}
.breadcrumb a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.breadcrumb a:hover { color: var(--text-bright); }

/* Gradient text */
.gradient-text {
  background: linear-gradient(135deg, var(--accent), var(--cyan), #8b5cf6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Entrance animations */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

h1 {
  font-size: 44px;
  font-weight: 700;
  color: var(--text-bright);
  letter-spacing: -1.5px;
  margin-bottom: 24px;
  line-height: 1.1;
}

.lede {
  font-size: 19px;
  color: var(--text-bright);
  line-height: 1.55;
  margin-bottom: 56px;
  font-weight: 300;
}

h2 {
  font-size: 22px;
  font-weight: 600;
  color: var(--text-bright);
  letter-spacing: -0.3px;
  margin: 48px 0 16px;
}

p {
  font-size: 16px;
  margin-bottom: 16px;
  line-height: 1.7;
}

strong { color: var(--text-bright); font-weight: 600; }
em { color: var(--text-bright); font-style: italic; }

code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  color: var(--cyan);
  background: rgba(6,182,212,0.1);
  padding: 2px 6px;
  border-radius: 4px;
}

a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }

.compare-table {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius);
  overflow: hidden;
  margin: 24px 0 16px;
  box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.05), 0 4px 24px rgba(0,0,0,0.4);
}
.compare-col {
  background: rgba(17,17,24,0.92);
  padding: 28px;
}
.compare-col.us { background: rgba(99,102,241,0.08); }
.compare-col h3 {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--text-bright);
  font-weight: 600;
  margin-bottom: 10px;
  opacity: 0.75;
}
.compare-col .name {
  color: var(--text-bright);
  font-weight: 600;
  font-size: 17px;
  margin-bottom: 14px;
}
.compare-col ul { list-style: none; }
.compare-col li {
  font-size: 14px;
  line-height: 1.65;
  padding: 6px 0;
  color: var(--text);
}
.compare-col li::before {
  content: "→ ";
  color: var(--text-muted);
  margin-right: 4px;
}

.when {
  background: rgba(255,255,255,0.025);
  padding: 22px 26px;
  border-radius: var(--radius);
  border-left: 2px solid var(--indigo);
  margin: 14px 0;
}
.when strong {
  display: block;
  margin-bottom: 6px;
  font-size: 15px;
}
.when p {
  font-size: 15px;
  margin: 0;
  color: var(--text);
}

.answer-card {
  background: linear-gradient(135deg, rgba(99,102,241,0.12), rgba(6,182,212,0.07));
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  padding: 24px 26px;
  margin: 32px 0;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.05), 0 20px 60px rgba(0,0,0,0.25);
}
.answer-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--cyan);
}
.answer-card p {
  margin: 0;
  color: var(--text-bright);
}
.keyword-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 22px 0;
}
.keyword-chip {
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 8px;
  padding: 12px 14px;
  background: rgba(255,255,255,0.025);
  color: var(--text);
  font-size: 14px;
}
.keyword-chip strong {
  display: block;
  margin-bottom: 2px;
  font-size: 13px;
}

.install {
  background: rgba(99,102,241,0.08);
  padding: 36px 28px;
  border-radius: var(--radius);
  text-align: center;
  margin: 56px 0 32px;
  box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.05);
}
.install-cmd {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: rgba(0,0,0,0.25);
  border: 1px solid rgba(255,255,255,0.06);
  padding: 10px 18px;
  border-radius: 8px;
  color: var(--text-bright);
  font-family: 'JetBrains Mono', monospace;
  font-size: 17px;
  font-weight: 500;
  cursor: pointer;
  margin-bottom: 14px;
  transition: background 0.2s, border-color 0.2s;
}
.install-cmd:hover { background: rgba(0,0,0,0.4); border-color: rgba(255,255,255,0.12); }
.install-cmd:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; }
.install-cmd .copy-hint { font-size: 12px; color: var(--text-muted); font-weight: 400; }
.install code {
  font-size: 17px;
  color: var(--text-bright);
  background: transparent;
  padding: 0;
  font-weight: 500;
}
.install a {
  font-size: 14px;
  color: var(--cyan);
  display: block;
  margin-top: 6px;
}

.footer-links {
  margin-top: 64px;
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,0.06);
  text-align: center;
  font-size: 14px;
  color: var(--text-muted);
}
.footer-links a {
  color: var(--text-muted);
  margin: 0 12px;
}
.footer-links a:hover { color: var(--text-bright); text-decoration: none; }

@media (max-width: 600px) {
  .container { padding: 132px 20px 80px; }
  h1 { font-size: 32px; letter-spacing: -1px; }
  .lede { font-size: 17px; }
  .compare-table { grid-template-columns: 1fr; }
  .keyword-grid { grid-template-columns: 1fr; }
  .install { padding: 28px 20px; }
  .footer-links a { display: inline-block; margin: 4px 8px; }
}