*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --color-bg: #F7F6F2;
  --color-text: #1C1C1C;
  --color-accent: #2D6A4F;
  --color-accent-hover: #1B4332;
  --color-surface: #FFFFFF;
  --color-border: #E0DDD5;
  --color-muted: #6B6860;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-pill: 999px;
  --shadow-card: 0 2px 10px rgba(0, 0, 0, 0.08);
  --transition: 0.2s ease;
  --color-accent-tint: #EAF3EC;
  --color-tan-tint: #F3ECDD;
  --color-feeding-accent: #8B5E34;
  --color-feeding-tint: #F3E4C8;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  font-size: 16px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}
.site-header__inner {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1rem;
}
.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.01em;
  color: var(--color-text);
  text-decoration: none;
}
.site-header__logo {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}
.site-header__nav { display: flex; gap: 1.25rem; }
.site-header__link {
  color: var(--color-muted);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: color var(--transition);
}
.site-header__link:hover,
.site-header__link:focus-visible {
  color: var(--color-accent);
}

/* Article */
.article { padding: 3rem 1.5rem 4rem; }
.article__container { max-width: 680px; margin: 0 auto; }
.article__container h1 {
  font-size: 1.75rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 0.5rem;
}
.article__meta {
  font-size: 0.8rem;
  color: var(--color-muted);
  margin-bottom: 2.5rem;
}
.article__container h2 {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0 0 0.75rem;
}
.article__container p { margin-bottom: 1rem; }
.article__container ul, .article__container ol {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}
.article__container li { margin-bottom: 0.4rem; }

/* CTA */
.article__cta {
  margin-top: 3rem;
  padding: 1.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  text-align: center;
}
.article__cta p { margin-bottom: 1rem; color: var(--color-muted); font-size: 0.9rem; }
.article__cta a {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
}
.article__cta a:hover { background: var(--color-accent-hover); }

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 2rem 1.5rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--color-muted);
}
.site-footer nav { display: flex; justify-content: center; gap: 1.5rem; margin-bottom: 0.75rem; }
.site-footer nav a { color: var(--color-accent); text-decoration: none; }
.site-footer nav a:hover { color: var(--color-accent-hover); }

/* Related reading */
.article__related {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}
.article__related h2 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.75rem;
}
.article__related ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.article__related li { margin-bottom: 0.5rem; }
.article__related a {
  color: var(--color-accent);
  text-decoration: none;
  font-size: 0.9rem;
}
.article__related a:hover {
  color: var(--color-accent-hover);
  text-decoration: underline;
}