:root {
  --bg: #0d1117;
  --bg-elevated: #161b22;
  --bg-code: #1c2128;
  --border: #30363d;
  --text: #e6edf3;
  --text-muted: #8b949e;
  --accent: #58a6ff;
  --accent-dim: #388bfd26;
  --tip: #3fb950;
  --warning: #d29922;
  --note: #58a6ff;
  --radius: 8px;
  --font: "Inter", system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", "Fira Code", ui-monospace, monospace;
}

*, *::before, *::after { box-sizing: border-box; }

html { font-size: 16px; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: min(720px, 92vw);
  margin: 0 auto;
}

.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--bg-elevated);
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-header .container,
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.site-brand {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.site-brand:hover { color: var(--accent); }

.site-nav { display: flex; gap: 1.25rem; }

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.15s;
}

.nav-link:hover,
.nav-link--active { color: var(--accent); }

.content {
  flex: 1;
  padding: 2.5rem 0 4rem;
}

.content h1 {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin: 0 0 1rem;
  line-height: 1.2;
}

.lead {
  font-size: 1.15rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin: 0 0 1.25rem;
}

.profile-links {
  display: flex;
  gap: 1rem;
  margin: 0 0 2.5rem;
}

.profile-links a {
  font-size: 0.9rem;
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 0.35rem 0.85rem;
  border-radius: 4px;
  text-decoration: none;
  transition: border-color 0.15s, color 0.15s;
}

.profile-links a:hover {
  color: var(--accent);
  border-color: var(--accent);
  text-decoration: none;
}

.content h2 {
  font-size: 1.4rem;
  margin: 2rem 0 0.75rem;
  letter-spacing: -0.02em;
}

.content h3 { font-size: 1.15rem; margin: 1.5rem 0 0.5rem; }
.content p { margin: 0 0 1rem; }
.content a { color: var(--accent); text-decoration: none; }
.content a:hover { text-decoration: underline; }
.content ul, .content ol { margin: 0 0 1rem; padding-left: 1.5rem; }
.content li { margin-bottom: 0.35rem; }

.content blockquote {
  border-left: 3px solid var(--border);
  margin: 1rem 0;
  padding: 0.25rem 0 0.25rem 1rem;
  color: var(--text-muted);
}

.content code {
  font-family: var(--mono);
  font-size: 0.875em;
  background: var(--bg-code);
  padding: 0.15em 0.4em;
  border-radius: 4px;
}

.content pre { margin: 0; overflow-x: auto; }
.content pre code { background: none; padding: 0; }
.content hr { border: none; border-top: 1px solid var(--border); margin: 2rem 0; }

.badge {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.15em 0.55em;
  border-radius: 4px;
  background: var(--accent-dim);
  color: var(--accent);
  text-transform: lowercase;
  vertical-align: middle;
}

.code-capsule {
  margin: 1.5rem 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-code);
}

.capsule-header {
  display: flex;
  align-items: center;
  padding: 0.5rem 1rem;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
}

.capsule-title {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.code-capsule pre {
  padding: 1rem;
  margin: 0;
  font-family: var(--mono);
  font-size: 0.85rem;
  line-height: 1.6;
}

.project-capsule {
  margin: 1.5rem 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-elevated);
}

.project-capsule.status-beta { border-left: 3px solid var(--warning); }
.project-capsule.status-active { border-left: 3px solid var(--tip); }

.capsule-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
}

.capsule-meta h3 { margin: 0; font-size: 1.1rem; }

.capsule-links {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.repo-link,
.github-link {
  font-size: 0.85rem;
  color: var(--text-muted) !important;
  border: 1px solid var(--border);
  padding: 0.25rem 0.75rem;
  border-radius: 4px;
  transition: border-color 0.15s, color 0.15s;
  text-decoration: none !important;
  white-space: nowrap;
}

.repo-link:hover,
.github-link:hover {
  border-color: var(--accent);
  color: var(--accent) !important;
}

.capsule-body { padding: 1rem 1.25rem; }
.capsule-body p:last-child { margin-bottom: 0; }

.timeline-capsule {
  margin: 1.25rem 0;
  padding: 1rem 1.25rem;
  border-left: 2px solid var(--border);
  position: relative;
}

.timeline-capsule::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 1.25rem;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.timeline-header {
  display: flex;
  gap: 1rem;
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
}

.timeline-date { color: var(--text-muted); }
.timeline-company { font-weight: 600; }
.timeline-body h4 { margin: 0 0 0.5rem; font-size: 1rem; color: var(--text); }

.admonition-capsule {
  margin: 1.5rem 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.admonition-capsule.type-tip { border-left: 3px solid var(--tip); }
.admonition-capsule.type-warning { border-left: 3px solid var(--warning); }
.admonition-capsule.type-note { border-left: 3px solid var(--note); }

.admonition-label {
  padding: 0.4rem 1rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
}

.type-tip .admonition-label { color: var(--tip); }
.type-warning .admonition-label { color: var(--warning); }
.type-note .admonition-label { color: var(--note); }

.admonition-content { padding: 1rem 1.25rem; }
.admonition-content p:last-child { margin-bottom: 0; }

.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer-inner {
  display: grid;
  gap: 1rem;
}

.footer-name {
  margin: 0;
  font-weight: 600;
  color: var(--text);
  font-size: 0.95rem;
}

.footer-tagline,
.footer-copy {
  margin: 0;
}

.footer-tagline { color: var(--text-muted); }

.social-links {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.social-link {
  color: var(--text-muted);
  text-decoration: none;
  border: 1px solid var(--border);
  padding: 0.3rem 0.75rem;
  border-radius: 4px;
  transition: border-color 0.15s, color 0.15s;
}

.social-link:hover {
  color: var(--accent);
  border-color: var(--accent);
}