:root {
  color-scheme: light dark;
  --green: #0b6e4f;
  --bg: #f5f3ee;
  --ink: #1b1b1b;
  --muted: #6b6b6b;
  --card-bg: #ffffff;
  --border: #e5e2da;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101008;
    --ink: #f2f0ea;
    --muted: #a6a49a;
    --card-bg: #1c1c14;
    --border: #34342a;
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
}

.topbar {
  background: var(--green);
  color: #fafaf7;
  padding: 20px 16px;
  text-align: center;
}

.topbar h1 {
  margin: 0;
  font-size: 1.4rem;
}

.page {
  max-width: 640px;
  margin: 0 auto;
  padding: 24px 20px calc(40px + env(safe-area-inset-bottom));
}

.page > p {
  line-height: 1.6;
  color: var(--ink);
}

.page a {
  color: var(--green);
}

.projects {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}

.project-card {
  display: block;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px 18px;
  text-decoration: none;
  color: var(--ink);
}

.project-card h2 {
  margin: 0 0 6px;
  font-size: 1.1rem;
  color: var(--green);
}

.project-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer {
  margin-top: 32px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 0.85rem;
}

.back-link {
  display: inline-block;
  color: var(--green);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 18px;
}
.back-link:active { opacity: 0.7; }

.page h2 {
  margin: 28px 0 10px;
  font-size: 1.15rem;
  color: var(--green);
}
.page h2:first-of-type { margin-top: 0; }

.page ul {
  padding-left: 20px;
  line-height: 1.6;
}

.page .credits {
  margin-top: 30px;
  color: var(--muted);
  font-size: 0.8rem;
}