@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+Lao:wght@500&family=Manrope:wght@400;500;600&display=swap');

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

:root {
  --bg: #fafafa;
  --surface: #ffffff;
  --surface-2: #f1f3f2;
  --bd: #dfe0df;
  --bd-subtle: #e9eae9;
  --tp: #0b0b0b;
  --tm: #545555;
  --ts: #6f6f6f;
  --ac: #0c835c;
  --ac-container: #d9f5e6;
  --ac-text: #017f59;
  --heading: "Noto Serif Lao", serif;
  --body: "Manrope", sans-serif;
}

html { background: var(--bg); color: var(--tp); font-family: var(--body); font-size: 16px; line-height: 1.7; -webkit-font-smoothing: antialiased; }
body { max-width: 720px; margin: 0 auto; padding: 0 24px 96px; }

/* Nav */
.nav { display: flex; align-items: center; justify-content: space-between; padding: 20px 0; border-bottom: 1px solid var(--bd-subtle); margin-bottom: 56px; }
.nav-logo { display: flex; align-items: center; gap: 8px; text-decoration: none; color: var(--tp); font-family: var(--heading); font-size: 17px; font-weight: 500; }
.nav-link { font-size: 13px; color: var(--tm); text-decoration: none; }
.nav-link:hover { color: var(--ac); }

/* Tag */
.tag { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 500; letter-spacing: 0.06em; color: var(--ac-text); background: var(--ac-container); border-radius: 4px; padding: 4px 10px; margin-bottom: 20px; }

/* Typography */
h1 { font-family: var(--heading); font-size: 36px; font-weight: 500; line-height: 1.2; color: var(--tp); margin-bottom: 16px; }
h2 { font-family: var(--heading); font-size: 22px; font-weight: 500; color: var(--tp); margin: 52px 0 16px; }
h3 { font-family: var(--body); font-size: 15px; font-weight: 600; color: var(--tp); margin: 28px 0 10px; }
p { color: var(--tm); margin-bottom: 18px; font-size: 15px; }
p:last-child { margin-bottom: 0; }
strong { color: var(--tp); font-weight: 500; }
a { color: var(--ac); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Lead */
.lead { font-size: 17px; color: var(--tm); line-height: 1.7; margin-bottom: 48px; padding-bottom: 48px; border-bottom: 1px solid var(--bd-subtle); }

/* Card */
.card { background: var(--surface); border: 1px solid var(--bd); border-radius: 12px; padding: 24px; }

/* Callout */
.callout { display: flex; gap: 14px; background: var(--ac-container); border-radius: 10px; padding: 18px 20px; margin: 28px 0; }
.callout-icon { flex-shrink: 0; color: var(--ac); margin-top: 2px; }
.callout p { color: #1a4a35; font-size: 14px; margin: 0; }

/* Labels */
.label { font-size: 11px; font-weight: 500; letter-spacing: 0.08em; color: var(--ts); margin-bottom: 6px; }
.label-good { color: var(--ac); }
.label-bad { color: #b91c1c; }

/* Example */
.example-bad { color: #b91c1c; font-size: 14px; }
.example-good { color: var(--ac-text); font-size: 14px; font-weight: 500; }

/* CTA */
.cta { background: var(--surface); border: 1px solid var(--bd); border-radius: 14px; padding: 36px; margin-top: 64px; text-align: center; }
.cta h3 { font-family: var(--heading); font-size: 20px; font-weight: 500; margin: 0 0 8px; }
.cta p { font-size: 14px; color: var(--tm); margin: 0 0 24px; }
.cta-btn { display: inline-flex; align-items: center; gap: 6px; background: var(--ac); color: #fff; font-size: 13px; font-weight: 500; padding: 10px 20px; border-radius: 8px; text-decoration: none; }
.cta-btn:hover { background: #007652; text-decoration: none; }

/* Pull quote */
.pullquote { border-left: 3px solid var(--ac); margin: 40px 0; padding: 4px 0 4px 28px; }
.pullquote p { font-family: var(--heading); font-size: 21px; font-weight: 500; line-height: 1.45; color: var(--tp); margin: 0; }

/* Footer */
.footer { margin-top: 64px; padding-top: 28px; border-top: 1px solid var(--bd-subtle); font-size: 13px; color: var(--ts); display: flex; flex-wrap: wrap; gap: 8px 24px; }
.footer a { color: var(--tm); }

@media (max-width: 540px) { h1 { font-size: 28px; } }