:root {
  --bg: #fafafa;
  --ink: #222;
  --muted: #666;
  --line: #e5e5e5;
  --accent: #0a66c2;
  --card-bg: color-mix(in srgb, var(--bg) 94%, #fff);
  --shadow: 0 1px 2px rgba(0,0,0,.06), 0 6px 24px rgba(0,0,0,.06);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115;
    --ink: #eef0f3;
    --muted: #b5bdc9;
    --line: #262a33;
    --accent: #7ab8ff;
    --card-bg: #12151b;
    --shadow: 0 1px 2px rgba(0,0,0,.35), 0 8px 32px rgba(0,0,0,.35);
  }
}

*, *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Inter,
               "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji",
               "Segoe UI Emoji", "Segoe UI Symbol";
  line-height: 1.5;
  text-rendering: optimizeLegibility;
}

/* Accessibility */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: var(--bg);
  padding: 0.5rem 0.75rem;
  border-radius: 0 0 0.5rem 0.5rem;
}
.skip-link:focus { left: 0.5rem; z-index: 1000; }

.wrap {
  max-width: 960px;
  margin-inline: auto;
  padding: 1.25rem;
}

/* Hero */
.hero {
  display: grid;
  place-items: center;
  text-align: center;
  min-height: clamp(60vh, 70vh, 84vh);
  padding-block: 3.5rem;
}
.hero__title {
  margin: 0 0 0.25rem;
  font-size: clamp(2rem, 3.8vw + 1rem, 3.5rem);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 800;
}
.hero__kicker {
  margin: 0 0 1rem;
  color: var(--muted);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-size: clamp(0.8rem, 0.6rem + 0.6vw, 1rem);
}
.divider {
  margin: 1.25rem auto 1.75rem;
  color: var(--muted);
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 0.6rem 0.75rem;
  display: inline-block;
}
.hero__lead {
  max-width: 720px;
  margin: 0 auto 1.75rem;
  font-size: clamp(1rem, 0.9rem + 0.3vw, 1.125rem);
  color: var(--ink);
}

/* Buttons */
.button {
  display: inline-block;
  padding: 0.7rem 1.05rem;
  border: 1px solid var(--ink);
  border-radius: 999px;
  text-decoration: none;
  color: var(--ink);
  font-weight: 600;
  transition: transform 0.12s ease, background 0.12s ease, color 0.12s ease;
}
.button:hover { transform: translateY(-1px); background: var(--ink); color: var(--bg); }
.cta { margin-top: 0.5rem; }

/* Projects */
.projects { padding-block: 1rem 2.5rem; }
.section-title {
  text-align: center;
  margin: 0 0 1rem;
  font-size: clamp(1.1rem, 1rem + 0.5vw, 1.5rem);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.card-grid {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.card {
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
  transition: transform 120ms ease, box-shadow 120ms ease, border-color 120ms ease;
  overflow: clip;
}
.card__link { display: block; text-decoration: none; color: inherit; }
.card__body { padding: 1.1rem 1.1rem 1rem; }
.card__title {
  margin: 0 0 0.25rem;
  font-size: 1.05rem;
  font-weight: 700;
}
.card__text {
  margin: 0.25rem 0 0.75rem;
  color: var(--muted);
  font-size: 0.98rem;
}
.card__pills { margin-bottom: 0.75rem; justify-content: flex-start; }
.card__cta {
  display: inline-block;
  font-weight: 600;
  border-bottom: 1px solid transparent;
}
.card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--line) 40%, var(--ink));
  box-shadow: 0 2px 6px rgba(0,0,0,.08), 0 10px 30px rgba(0,0,0,.08);
}
.card:hover .card__cta { border-bottom-color: currentColor; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding-block: 1.25rem 2rem;
  text-align: center;
}
.pill-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}
.pill {
  border: 1px solid var(--line);
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  font-size: 0.85rem;
  color: var(--muted);
  background: color-mix(in srgb, var(--bg) 92%, #fff);
}
.footer-email {
  margin: 0.5rem 0 0.75rem;
  font-size: 0.95rem;
}
.footer-email a {
  color: var(--accent);
  text-decoration: none;
}
.footer-email a:hover {
  text-decoration: underline;
}
.small.print {
  color: var(--muted);
  font-size: 0.85rem;
}

/* Animation */
@media (prefers-reduced-motion: no-preference) {
  .hero { animation: fade-in 420ms ease-out both; }
  @keyframes fade-in {
    from { opacity: 0; transform: translateY(6px); }
    to   { opacity: 1; transform: translateY(0); }
  }
}