:root {
  --bg: #fafaf9;
  --surface: #ffffff;
  --text: #1c1d1f;
  --muted: #62656b;
  --line: #e6e6e3;
  --accent: #15803d;
  --accent-soft: rgba(21, 128, 61, .1);
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e0f11;
    --surface: #15171a;
    --text: #e8e8e6;
    --muted: #9a9ea5;
    --line: #25282c;
    --accent: #4ade80;
    --accent-soft: rgba(74, 222, 128, .12);
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--text); text-decoration-color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--accent); }
strong { font-weight: 600; }

.wrap { max-width: 760px; margin: 0 auto; padding: 0 20px; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 16px; background: var(--surface); padding: 8px 12px; z-index: 10; }

/* header */
.top {
  position: sticky; top: 0; z-index: 5;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.top-inner { display: flex; align-items: center; justify-content: space-between; height: 56px; gap: 16px; }
.brand { font-family: var(--mono); font-size: 14px; font-weight: 600; text-decoration: none; }
.brand span { color: var(--accent); }
nav { display: flex; gap: 18px; overflow-x: auto; }
nav a { font-size: 14px; color: var(--muted); text-decoration: none; white-space: nowrap; }
nav a:hover { color: var(--text); }

/* hero */
.hero { padding: 88px 0 40px; }
.kicker { font-family: var(--mono); font-size: 13px; color: var(--muted); margin: 0 0 16px; display: flex; align-items: center; gap: 10px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); flex: none; }
h1 { font-size: clamp(40px, 8vw, 60px); line-height: 1.05; letter-spacing: -0.03em; margin: 0 0 20px; font-weight: 700; }
.lede { font-size: 18px; color: var(--muted); margin: 0 0 28px; max-width: 62ch; }
.lede strong { color: var(--text); }
.cta { display: flex; flex-wrap: wrap; gap: 10px; }
.btn {
  display: inline-block; padding: 9px 16px; border-radius: 8px;
  border: 1px solid var(--line); background: var(--surface);
  font-size: 14px; font-weight: 500; text-decoration: none;
  transition: border-color .15s, transform .15s;
}
.btn:hover { border-color: var(--accent); color: var(--text); transform: translateY(-1px); }
.btn.primary { background: var(--text); color: var(--bg); border-color: var(--text); }
.btn.primary:hover { color: var(--bg); }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin: 56px 0 0; background: var(--line); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.stats div { background: var(--surface); padding: 18px 16px; }
.stats dt { font-family: var(--mono); font-size: 22px; font-weight: 600; color: var(--accent); letter-spacing: -0.02em; }
.stats dd { margin: 6px 0 0; font-size: 13px; line-height: 1.45; color: var(--muted); }

/* sections */
.block { padding: 56px 0 8px; }
h2 { font-size: 13px; font-family: var(--mono); font-weight: 500; text-transform: uppercase; letter-spacing: .12em; color: var(--muted); margin: 0 0 28px; display: flex; align-items: center; gap: 12px; }
h2::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.num { color: var(--accent); }

.job { padding: 0 0 32px; margin: 0 0 32px; border-bottom: 1px solid var(--line); }
.job:last-child { border-bottom: 0; margin-bottom: 0; }
.job h3 { font-size: 20px; margin: 0; letter-spacing: -0.01em; }
.where { font-weight: 400; color: var(--muted); }
.meta { font-family: var(--mono); font-size: 13px; color: var(--muted); margin: 4px 0 14px; }
.job p { margin: 0 0 12px; }

.tags { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; padding: 0; margin: 14px 0 0; }
.tags li { font-family: var(--mono); font-size: 12px; padding: 3px 9px; border-radius: 999px; background: var(--accent-soft); color: var(--accent); }

.links { display: flex; flex-wrap: wrap; gap: 18px; font-size: 14px; font-weight: 500; }
.links.big { font-size: 16px; }

.card { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 22px 24px; }
.card-title { font-size: 18px; font-weight: 600; line-height: 1.4; margin: 0 0 14px; letter-spacing: -0.01em; }
.muted { color: var(--muted); }
.spec { border-collapse: collapse; width: 100%; font-size: 15px; }
.spec th { text-align: left; vertical-align: top; font-family: var(--mono); font-weight: 400; font-size: 13px; color: var(--muted); padding: 10px 20px 10px 0; width: 80px; border-top: 1px solid var(--line); }
.spec td { padding: 10px 0; border-top: 1px solid var(--line); }
.pill { font-family: var(--mono); font-size: 12px; padding: 3px 9px; border-radius: 999px; background: var(--accent-soft); color: var(--accent); }

.skills { display: grid; grid-template-columns: 1fr 1fr; gap: 24px 32px; }
.skills h3 { font-size: 14px; margin: 0 0 4px; }
.skills p { margin: 0; color: var(--muted); font-size: 15px; }

.timeline { list-style: none; padding: 0; margin: 0; }
.timeline li { display: grid; grid-template-columns: 110px 1fr; gap: 16px; padding: 14px 0; border-top: 1px solid var(--line); }
.timeline li:first-child { border-top: 0; padding-top: 0; }
.when { font-family: var(--mono); font-size: 13px; color: var(--muted); padding-top: 2px; }
.timeline div { color: var(--muted); }
.timeline strong { color: var(--text); }

.contact { padding-bottom: 40px; }
.foot { border-top: 1px solid var(--line); padding-top: 24px; padding-bottom: 40px; margin-top: 40px; }
.foot p { font-size: 13px; color: var(--muted); margin: 0; }

@media (max-width: 640px) {
  .hero { padding-top: 56px; }
  .stats { grid-template-columns: 1fr 1fr; }
  .skills { grid-template-columns: 1fr; }
  .timeline li { grid-template-columns: 1fr; gap: 2px; }
  nav { gap: 14px; }
  .brand { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
}