:root {
  --color-bg: #f7f1e7;
  --color-text: #211712;
  --color-accent: #b4541f;
  --color-accent-strong: #8a3d13;
  --color-surface: #fffaf2;
  --color-muted: #6a5c52;
  --color-border: #e3d6c4;
  --color-on-accent: #fffaf2;
  --color-error: #b00020;
  --color-surface-raised: #fffaf2;
  --color-ink: #2c1c12;
  --shadow-card: 0 1px 2px rgba(44, 28, 18, 0.06), 0 10px 28px rgba(44, 28, 18, 0.10);
  --font-heading: 'Fraunces', Georgia, 'Times New Roman', serif;
  --font-body: system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-size-base: 1.0625rem;
  --spacing-section: 4.5rem;
  --border-radius: 10px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: 1.6;
  border-top: 5px solid var(--color-accent);
}

h1, h2, h3 { font-family: var(--font-heading); line-height: 1.08; margin-bottom: 1.1rem; color: var(--color-ink); letter-spacing: -0.02em; }
h1 { font-size: clamp(2.4rem, 6vw, 3.6rem); font-weight: 900; }
h2 { font-size: clamp(1.7rem, 3.5vw, 2.1rem); font-weight: 700; padding-bottom: 0.4rem; }
/* Signature: a short accent rule under section headings. */
h2::after { content: ""; display: block; width: 2.5rem; height: 4px; margin-top: 0.5rem; background: var(--color-accent); border-radius: 2px; }
h3 { font-size: 1.35rem; font-weight: 600; }
p { margin-bottom: 1.2rem; }
a { color: var(--color-accent-strong); text-decoration: underline; text-underline-offset: 2px; font-weight: 500; }
a:hover { text-decoration: none; }

.site-header {
  display: flex; flex-wrap: wrap; align-items: center; gap: 1rem;
  max-width: 72rem; margin: 0 auto; padding: 1.4rem 2rem;
}
.site-nav { display: flex; flex-wrap: wrap; align-items: center; gap: 2rem; width: 100%; max-width: 72rem; margin: 0 auto; }
.site-name {
  font-family: var(--font-heading); font-weight: 900; font-size: 1.5rem;
  letter-spacing: -0.02em; color: var(--color-ink); text-decoration: none;
}
.nav-links { display: flex; list-style: none; gap: 1.75rem; }
.nav-links a {
  color: var(--color-ink); text-decoration: none; font-weight: 600; font-size: 0.95rem;
  padding-bottom: 2px; border-bottom: 2px solid transparent;
}
.nav-links a:hover { border-bottom-color: var(--color-accent); color: var(--color-accent-strong); }

.theme-selector { display: flex; align-items: center; gap: 0.5rem; margin-left: auto; color: var(--color-muted); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.06em; }
.theme-selector select { padding: 0.35rem 1.75rem 0.35rem 0.5rem; color: var(--color-text); background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--border-radius); font: inherit; }
.theme-selector select:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 2px; }

.site-main { max-width: 72rem; margin: 0 auto; padding: var(--spacing-section) 2rem; }
.site-footer { padding: 2.5rem 2rem; background: var(--color-ink); color: #d8c7b6; font-size: 0.95rem; }
.site-footer a { color: #f0c9a8; }

.site-main > .c-component + .c-component { margin-block-start: var(--spacing-section); }

@media (max-width: 48rem) {
  .site-header { padding: 1.1rem 1rem; }
  .site-nav { align-items: flex-start; flex-direction: column; gap: 0.75rem; }
  .nav-links { width: 100%; max-width: 100%; flex-wrap: wrap; gap: 0.5rem 1.25rem; }
  .theme-selector { margin-left: 0; }
  .site-main { padding: 3rem 1rem; }
}