:root {
  --bg: #f6f7f9;
  --card: #ffffff;
  --text: #14181f;
  --muted: #5b6472;
  --line: #e2e5ea;
  --accent: #0b2559;
  --accent-text: #ffffff;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1117;
    --card: #161b22;
    --text: #e6e9ee;
    --muted: #9aa4b2;
    --line: #2a313c;
    --accent: #7aa2ff;
    --accent-text: #0d1117;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

main {
  max-width: 880px;
  margin: 0 auto;
  padding: 56px 16px 40px;
}

.eyebrow {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

h1 { margin: 4px 0 0; font-size: 40px; line-height: 1.15; }

.role { margin: 4px 0 16px; color: var(--muted); font-weight: 500; }

.lead { max-width: 640px; margin: 0 0 16px; }

.links { display: flex; flex-wrap: wrap; gap: 16px; }
.links a { color: var(--accent); text-decoration: none; font-weight: 500; }
.links a:hover { text-decoration: underline; }

.projects {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 16px;
  margin-top: 40px;
}

article {
  display: flex;
  flex-direction: column;
  padding: 24px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
}

h2 { margin: 0; font-size: 22px; }

.tag { margin: 2px 0 12px; color: var(--muted); font-size: 14px; }

article p { margin: 0 0 12px; }

ul { margin: 0 0 20px; padding-left: 18px; color: var(--muted); font-size: 14px; }

.actions { display: flex; gap: 8px; margin-top: auto; }

.btn {
  padding: 8px 16px;
  border: 1px solid var(--accent);
  border-radius: 8px;
  background: var(--accent);
  color: var(--accent-text);
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
}
.btn.ghost { background: transparent; color: var(--accent); }
.btn:hover { opacity: .9; }

footer { margin-top: 40px; color: var(--muted); font-size: 13px; }
footer p { margin: 0; }

@media (max-width: 480px) {
  main { padding-top: 32px; }
  h1 { font-size: 32px; }
}