:root {
  --bg: #ffffff;
  --fg: #1a1a1a;
  --muted: #666666;
  --accent: #d64518;   /* Ubuntu-ish warm orange; change freely */
  --card: #f6f6f4;
  --border: #e6e6e2;
  --maxw: 42rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14140f;
    --fg: #ececec;
    --muted: #a3a39c;
    --accent: #ff6a3d;
    --card: #1e1e18;
    --border: #2c2c24;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
               Arial, sans-serif;
  line-height: 1.6;
  font-size: 17px;
}

main {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(2rem, 6vw, 5rem) 1.25rem 3rem;
}

.hero h1 {
  margin: 0 0 0.25rem;
  font-size: clamp(2rem, 7vw, 3rem);
  letter-spacing: -0.02em;
}

.tagline {
  margin: 0;
  font-size: 1.1rem;
  color: var(--fg);
}

.location {
  margin: 0.15rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.about {
  margin: 2rem 0 1.5rem;
  font-size: 1.05rem;
}

.about em { color: var(--muted); font-style: italic; }

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2.5rem;
}

.links a {
  display: inline-block;
  padding: 0.4rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  text-decoration: none;
  color: var(--fg);
  font-size: 0.95rem;
  transition: border-color 0.15s ease, color 0.15s ease;
}

.links a:hover { border-color: var(--accent); color: var(--accent); }

.projects h2 {
  font-size: 1.3rem;
  margin: 0 0 1rem;
  letter-spacing: -0.01em;
}

.project {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem 1.15rem;
  margin-bottom: 1rem;
}

.project h3 { margin: 0 0 0.35rem; font-size: 1.05rem; }
.project p  { margin: 0; color: var(--fg); }
.project a  { color: var(--accent); }

footer {
  margin-top: 3rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.9rem;
}