:root {
  --color-bg-base: #0a0c0f;
  --color-bg-surface: #111418;
  --color-bg-card: #161b22;
  --color-border: #1e2530;
  --color-border-dim: #141920;
  --color-accent: #00d97e;
  --color-accent-dim: #00a862;
  --color-system: #0077ff;
  --color-system-dim: #005dcc;
  --color-alert: #ff4545;
  --color-warning: #f5a623;
  --color-text-primary: #f0f4f8;
  --color-text-secondary: #7a8899;
  --color-text-dim: #3d4a58;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--color-bg-base);
  color: var(--color-text-primary);
  font-family: "Geist", "Inter", sans-serif;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
}

::selection {
  background: rgba(0, 217, 126, 0.24);
  color: var(--color-text-primary);
}

.mono {
  font-family: "JetBrains Mono", "IBM Plex Mono", monospace;
}

.site-shell {
  background-color: var(--color-bg-base);
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 48px 48px;
}

.section-band {
  background: var(--color-bg-surface);
  border-top: 1px solid var(--color-border-dim);
  border-bottom: 1px solid var(--color-border-dim);
}

.surface-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
}

.surface-terminal {
  background: #080b0e;
  border: 1px solid var(--color-border);
  border-radius: 12px;
}

.eyebrow {
  margin-bottom: 12px;
  color: var(--color-accent);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-blur {
  background: rgba(10, 12, 15, 0.85);
  backdrop-filter: blur(12px);
}

.brand-logo {
  display: block;
  height: 30px;
  width: auto;
}

.thin-border {
  border: 1px solid var(--color-border);
}

.border-dim {
  border-color: var(--color-border-dim);
}

.text-secondary {
  color: var(--color-text-secondary);
}

.text-dim {
  color: var(--color-text-dim);
}

.text-system {
  color: var(--color-system);
}

.text-accent {
  color: var(--color-accent);
}

.bg-accent-soft {
  background: rgba(0, 217, 126, 0.12);
}

.bg-warning-soft {
  background: rgba(245, 166, 35, 0.12);
}

.bg-alert-soft {
  background: rgba(255, 69, 69, 0.12);
}

.hero-grid {
  position: relative;
}

.hero-grid::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255, 255, 255, 0.03);
  border-radius: 12px;
  pointer-events: none;
}

.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--color-accent);
  animation: pulse 2s ease-in-out infinite;
}

.card-hover {
  transition: border-color 150ms ease, background-color 150ms ease;
}

.card-hover:hover {
  border-color: #314052;
}

.nav-link,
.mobile-nav-link {
  transition: color 100ms ease;
}

.nav-link:hover,
.mobile-nav-link:hover {
  color: var(--color-text-primary);
}

.nav-link-active {
  color: var(--color-text-primary);
}

.nav-link-active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -22px;
  height: 2px;
  background: var(--color-accent);
}

.button-fill,
.button-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border-radius: 6px;
  padding: 10px 20px;
  font-size: 14px;
  line-height: 1;
  text-decoration: none;
  transition: background-color 150ms ease, border-color 150ms ease, color 150ms ease;
}

.button-fill {
  border: 0;
  background: var(--color-accent);
  color: var(--color-bg-base);
  font-weight: 500;
}

.button-fill:hover {
  background: var(--color-accent-dim);
}

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

.button-ghost:hover {
  background: rgba(255, 255, 255, 0.04);
}

.featured-card {
  border-color: var(--color-accent);
}

.logo-fade {
  filter: grayscale(100%) opacity(0.3);
}

.terminal-stream {
  height: 280px;
  overflow: hidden;
}

.terminal-inner {
  animation: stream-scroll 16s linear infinite;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  border-radius: 4px;
  padding: 4px 8px;
  font-family: "JetBrains Mono", "IBM Plex Mono", monospace;
  font-size: 11px;
  line-height: 1;
}

.timeline {
  position: relative;
}

.timeline::before {
  content: "";
  position: absolute;
  top: 12px;
  bottom: 12px;
  left: 15px;
  border-left: 1px dashed var(--color-border);
}

.timeline-item {
  position: relative;
  padding-left: 44px;
}

.timeline-dot {
  position: absolute;
  left: 8px;
  top: 8px;
  width: 14px;
  height: 14px;
  border: 1px solid var(--color-accent);
  border-radius: 999px;
  background: var(--color-bg-base);
}

.architecture-grid {
  display: grid;
  gap: 16px;
}

.arch-node {
  display: flex;
  min-height: 110px;
  flex-direction: column;
  justify-content: space-between;
  padding: 20px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
}

.arch-node.active {
  border-color: rgba(0, 119, 255, 0.55);
}

.docs-layout {
  display: grid;
  gap: 24px;
}

.docs-sidebar {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
}

.docs-link {
  display: block;
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: background-color 100ms ease, color 100ms ease;
}

.docs-link:hover,
.docs-link.active {
  background: rgba(255, 255, 255, 0.04);
  color: var(--color-text-primary);
}

.docs-prose {
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-text-secondary);
}

.docs-prose h1,
.docs-prose h2,
.docs-prose h3,
.docs-prose h4 {
  color: var(--color-text-primary);
}

.docs-prose pre,
.code-surface {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  background: var(--color-bg-card);
  padding: 20px;
  font-family: "JetBrains Mono", "IBM Plex Mono", monospace;
  font-size: 13px;
  line-height: 1.7;
}

.table-shell {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: 12px;
}

.table-shell table {
  width: 100%;
  border-collapse: collapse;
}

.table-shell th,
.table-shell td {
  border-bottom: 1px solid var(--color-border);
  padding: 14px 16px;
  text-align: left;
  font-family: "JetBrains Mono", "IBM Plex Mono", monospace;
  font-size: 13px;
}

.table-shell tr:last-child td {
  border-bottom: 0;
}

.metric-bar {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
}

.metric-bar > span {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: var(--color-system);
}

.metric-bar.accent > span {
  background: var(--color-accent);
}

.metric-bar.warning > span {
  background: var(--color-warning);
}

.faq details {
  border-top: 1px solid var(--color-border);
}

.faq details:last-child {
  border-bottom: 1px solid var(--color-border);
}

.faq summary {
  cursor: pointer;
  list-style: none;
  padding: 20px 0;
}

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

.input-shell {
  width: 100%;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.01);
  padding: 14px 16px;
  color: var(--color-text-primary);
  font: inherit;
}

.input-shell::placeholder {
  color: var(--color-text-dim);
}

.post-card-image {
  background:
    linear-gradient(135deg, rgba(0, 119, 255, 0.12), transparent 50%),
    linear-gradient(180deg, rgba(0, 217, 126, 0.07), transparent);
}

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

@keyframes stream-scroll {
  0% {
    transform: translateY(0);
  }
  100% {
    transform: translateY(-50%);
  }
}

@media (min-width: 960px) {
  .stat-divider {
    border-left: 1px solid var(--color-border);
  }

  .architecture-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .docs-layout {
    grid-template-columns: 240px minmax(0, 1fr);
  }
}