:root {
  --color-text: #1a1a1a;
  --color-muted: #555;
  --color-border: #e0e0e0;
  --color-bg: #fff;
  --color-surface: #f7f7f5;
  --font: 'Segoe UI', system-ui, sans-serif;
}

body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-text);
  background: var(--color-bg);
  max-width: 780px;
  margin: 0 auto;
  padding: 3rem 2rem 5rem;
}

h1 {
  font-size: 2rem;
  font-weight: 600;
  margin: 0 0 0.25rem;
  letter-spacing: -0.02em;
}

.subtitle {
  color: var(--color-muted);
  font-size: 0.9rem;
  margin: 0 0 3rem;
}

h2 {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 2.5rem 0 0.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

h2:first-of-type {
  border-top: none;
  padding-top: 0;
}

p {
  margin: 0 0 1rem;
  color: var(--color-text);
}

ul {
  margin: 0 0 1rem;
  padding-left: 1.5rem;
}

li {
  margin-bottom: 0.35rem;
}

a {
  color: #2563eb;
  text-decoration: underline;
  text-underline-offset: 2px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  margin: 1rem 0 1.5rem;
}

th {
  text-align: left;
  font-weight: 600;
  border-bottom: 1px solid var(--color-border);
  padding: 0.5rem 0.75rem;
  color: var(--color-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

td {
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}

tr:last-child td {
  border-bottom: none;
}

.back-link {
  display: inline-block;
  font-size: 0.9rem;
  color: var(--color-muted);
  text-decoration: none;
  margin-bottom: 2.5rem;
}

.back-link:hover {
  color: var(--color-text);
}

@media (max-width: 600px) {
  body { padding: 2rem 1.25rem 3rem; }
  h1 { font-size: 1.5rem; }
  table { font-size: 0.82rem; }
}