:root {
  --bg: #0b0d10;
  --bg-raised: #12151a;
  --bg-hover: #1a1f26;
  --border: #232a33;
  --text: #d7dee6;
  --text-dim: #8b96a3;
  --accent: #6ea8fe;
  --accent-dim: #3f5f8f;
  --link: #8ec5ff;
  --code-bg: #161a20;
  --selection: rgba(110, 168, 254, 0.3);
  --maxw: 720px;
  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--selection); }

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

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 1.25rem; }

/* ---- Header & nav ---- */
.site-header { border-bottom: 1px solid var(--border); background: var(--bg-raised); }
.nav { display: flex; align-items: center; justify-content: space-between; padding: 0.85rem 0; flex-wrap: wrap; gap: 0.5rem; }
.nav-brand { font-weight: 700; color: var(--text); letter-spacing: 0.02em; }
.nav-brand:hover { color: var(--accent); text-decoration: none; }
.nav-list { display: flex; list-style: none; gap: 1.25rem; margin: 0; padding: 0; align-items: center; }
.nav-list a { color: var(--text-dim); font-size: 0.95rem; }
.nav-list a:hover { color: var(--text); text-decoration: none; }
.nav-list a.active { color: var(--accent); font-weight: 600; }

/* ---- Main ---- */
main { padding-top: 2.5rem; padding-bottom: 4rem; min-height: 60vh; }

.page-title { font-size: 2rem; line-height: 1.2; margin: 0 0 0.4rem; }
.page-subtitle { font-size: 1.1rem; color: var(--accent); margin: 0 0 1rem; font-family: var(--font-mono); }
.page-summary { color: var(--text-dim); font-size: 1.02rem; margin: 0 0 0.75rem; }
.page-meta { margin: 0.75rem 0 0; }

/* ---- Home ---- */
.hero h1 { font-size: 2.1rem; line-height: 1.2; margin: 0 0 0.4rem; }
.hero .subtitle { font-size: 1.15rem; color: var(--accent); margin: 0 0 1.25rem; font-family: var(--font-mono); }
.hero p { color: var(--text-dim); }
.hero-uc {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1.5rem !important;
}
.hero-uc img {
  image-rendering: pixelated;
  background: #fff;
}
.hero-uc .uc-worker {
  border: 2px solid var(--accent-dim);
  padding: 2px;
  box-shadow: 3px 3px 0 rgba(0,0,0,0.4);
}
.hero-uc .uc-banner {
  max-width: 100%;
  height: auto;
  box-shadow: 3px 3px 0 rgba(0,0,0,0.4);
}
.hero-uc-note { margin-top: 0.75rem !important; color: var(--text-dim); font-style: italic; }
.hero-uc-note small { font-size: 0.8rem; }

.section { margin-top: 2.75rem; }
.section h2 {
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-dim);
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.4rem;
}

.post-list { list-style: none; margin: 0; padding: 0; }
.post-list li { padding: 0.7rem 0; border-bottom: 1px solid var(--border); }
.post-list time { color: var(--text-dim); font-size: 0.85rem; font-family: var(--font-mono); margin-right: 0.9rem; min-width: 6.2em; display: inline-block; }
.post-list a { color: var(--text); }
.post-list a:hover { color: var(--accent); text-decoration: none; }

/* ---- Prose / posts ---- */
.prose h1 { font-size: 1.9rem; line-height: 1.25; }
.prose h2 { font-size: 1.35rem; margin-top: 2rem; border-bottom: 1px solid var(--border); padding-bottom: 0.25rem; }
.prose h3 { font-size: 1.1rem; margin-top: 1.5rem; }
.prose a { text-decoration: underline; text-underline-offset: 2px; }
.prose a:hover { color: var(--accent); }
.prose code, .prose tt {
  background: var(--code-bg);
  border: 1px solid var(--border);
  padding: 0.1em 0.35em;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.9em;
}
.prose pre {
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1rem;
  overflow-x: auto;
  line-height: 1.5;
}
.prose pre code { background: none; border: none; padding: 0; font-size: 0.9rem; }
.prose ul, .prose ol { padding-left: 1.4rem; }
.prose img { max-width: 100%; border-radius: 6px; }
.prose blockquote { margin: 1.25rem 0; padding: 0.1rem 1.25rem; border-left: 3px solid var(--accent-dim); color: var(--text-dim); background: var(--bg-raised); border-radius: 0 6px 6px 0; }
.prose hr { border: none; border-top: 1px solid var(--border); margin: 2rem 0; }

.post-header { margin-bottom: 1.75rem; }
.post-date, .post-tags { color: var(--text-dim); font-size: 0.9rem; }
.tag { background: var(--bg-raised); border: 1px solid var(--border); border-radius: 999px; padding: 0.1em 0.7em; font-size: 0.8rem; margin-right: 0.35em; color: var(--accent); }

/* ---- Footer ---- */
.site-footer { border-top: 1px solid var(--border); background: var(--bg-raised); }
.site-footer p { color: var(--text-dim); font-size: 0.85rem; margin: 0; padding: 1.25rem 0; }
.site-footer a { color: var(--text-dim); }
.site-footer a:hover { color: var(--accent); }

/* ---- AI disclaimer ---- */
.ai-disclaimer {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent-dim);
  border-radius: 6px;
  padding: 0.85rem 1.1rem;
  margin: 1.25rem 0 2rem;
}
.ai-disclaimer p {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.85rem;
  line-height: 1.55;
}

/* ---- Misc ---- */
.btn {
  display: inline-block;
  background: var(--accent-dim);
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 0.55em 1.1em;
  font-size: 0.95rem;
  cursor: pointer;
  text-decoration: none;
}
.btn:hover { background: var(--accent); color: #000; text-decoration: none; }

.projects { display: grid; gap: 1rem; }
.project {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.25rem;
  background: var(--bg-raised);
}
.project h3 { margin: 0 0 0.35rem; }
.project h3 a { color: var(--text); }
.project h3 a:hover { color: var(--accent); text-decoration: none; }
.project p { margin: 0; color: var(--text-dim); font-size: 0.95rem; }
.project-intro { color: var(--text-dim); }
.project-header { margin-bottom: 1.5rem; }
.project-summary { color: var(--text-dim); font-size: 1.05rem; margin-top: 0.25rem; }
.project-meta { margin: 0.75rem 0 0; }
.project .project-meta { color: var(--text-dim); font-size: 0.9rem; }

@media (max-width: 480px) {
  .nav { flex-direction: column; align-items: flex-start; }
  .hero h1 { font-size: 1.7rem; }
  .post-list time { display: block; margin-bottom: 0.15rem; }
}