:root {
  --ink: #1f2933;
  --muted: #52606d;
  --line: #d9e2ec;
  --paper: #fbfbf8;
  --accent: #2f6f73;
  --accent-soft: #e3f0ef;
}

* { box-sizing: border-box; }

html { font-size: 17px; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.6;
}

header, main, footer {
  max-width: 44rem;
  margin: 0 auto;
  padding: 0 1rem;
}

header {
  padding-top: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}

.site-title {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 1.1rem;
  letter-spacing: 0.02em;
  color: var(--accent);
  text-decoration: none;
  font-weight: bold;
}

nav { margin-top: 0.6rem; font-family: Arial, Helvetica, sans-serif; font-size: 0.9rem; }
nav a { color: var(--muted); margin-right: 1rem; text-decoration: none; }
nav a:hover, nav a[aria-current="page"] { color: var(--ink); text-decoration: underline; }

main { padding-top: 1.5rem; padding-bottom: 2rem; }

h1 { font-size: 1.9rem; line-height: 1.25; margin: 0.5rem 0 1rem; }
h2 { font-size: 1.3rem; margin-top: 2rem; }
p, li { color: var(--ink); }
.lead { font-size: 1.1rem; color: var(--muted); }

a { color: var(--accent); }

figure { margin: 1.5rem 0; }
figure img { width: 100%; height: auto; display: block; border: 1px solid var(--line); background: #fff; }
figcaption { font-size: 0.85rem; color: var(--muted); margin-top: 0.4rem; font-family: Arial, Helvetica, sans-serif; }

.cards { list-style: none; padding: 0; margin: 1.5rem 0; }
.cards li { border: 1px solid var(--line); background: #fff; padding: 1rem 1.2rem; margin-bottom: 0.8rem; }
.cards a { font-weight: bold; text-decoration: none; }
.cards p { margin: 0.3rem 0 0; color: var(--muted); font-size: 0.95rem; }

.note { background: var(--accent-soft); border-left: 3px solid var(--accent); padding: 0.8rem 1rem; margin: 1.5rem 0; }

table { border-collapse: collapse; width: 100%; font-size: 0.95rem; margin: 1rem 0; }
th, td { border: 1px solid var(--line); padding: 0.45rem 0.6rem; text-align: left; vertical-align: top; }
th { background: #f0f4f8; font-family: Arial, Helvetica, sans-serif; font-size: 0.85rem; }

footer {
  border-top: 1px solid var(--line);
  padding-top: 1rem;
  padding-bottom: 2rem;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.8rem;
  color: var(--muted);
}