:root {
  --bg: #0a0a0a;
  --text: #e0e0e0;
  --text-dim: #c0c0c0;
  --text-muted: #a0a0a0;
  --text-subtle: #888;
  --text-footer: #444;
  --accent: #6c5ce7;
  --accent-hover: #8b7cf0;
  --heading: #ffffff;
  --border: #1a1a1a;
  --strong: #d0d0d0;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}
main { max-width: 40rem; }
h1 {
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--heading);
  margin-bottom: 0.25rem;
}
.accent { color: var(--accent); }
.tagline {
  font-size: 1.05rem;
  line-height: 1.5;
  color: var(--text-muted);
  margin-bottom: 2rem;
}
section { margin-bottom: 2rem; }
p {
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--text-dim);
}
h2 {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.5rem;
}
ul {
  list-style: none;
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-dim);
}
ul li::before {
  content: "— ";
  color: var(--accent);
}
.stack {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-subtle);
}
.work p {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--text-muted);
}
a {
  color: var(--accent-hover);
  text-decoration: none;
}
a:hover { text-decoration: underline; }
hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 2rem 0;
}
.muted { color: #666; font-size: 0.875rem; }
strong { color: var(--strong); }
.banner {
  position: fixed;
  top: 0; left: 0; right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 1rem;
  font-size: 0.8rem;
  color: var(--text-subtle);
  background: var(--bg);
  border-bottom: 1px solid var(--accent);
  z-index: 10;
}
.banner a { color: var(--accent); text-decoration: none; }
.banner a:hover { text-decoration: underline; }
.lang-switcher {
  display: flex;
  gap: 0.75rem;
  font-size: 0.8rem;
}
.lang-switcher a { color: var(--text-subtle); text-decoration: none; }
.lang-switcher a:hover { text-decoration: underline; }
.lang-switcher a.active { font-weight: bold; color: var(--text-dim); }
footer {
  font-size: 0.8rem;
  color: var(--text-footer);
}