:root {
  color-scheme: light dark;
  --page: #f5f4ee;
  --surface: #fffefa;
  --surface-soft: #edf2eb;
  --ink: #172019;
  --muted: #59645b;
  --line: #d6ddd4;
  --green: #285e3e;
  --green-strong: #1f4d32;
  --green-soft: #d9ecde;
  font-family: "Segoe UI Variable Text", "Segoe UI", system-ui, -apple-system, sans-serif;
  line-height: 1.65;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--page); }
a { color: var(--green); text-underline-offset: .18em; }
a:hover { text-decoration-thickness: 2px; }
a:focus-visible, button:focus-visible { outline: 3px solid #68a67c; outline-offset: 4px; }
.site-shell { width: min(1080px, calc(100% - 40px)); margin: 0 auto; }
.site-nav { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 24px; border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; align-items: center; gap: 11px; color: var(--ink); font-weight: 800; text-decoration: none; }
.brand img { width: 40px; height: 40px; }
.nav-links { display: flex; align-items: center; gap: 24px; font-size: .95rem; font-weight: 700; }
.nav-links a { color: var(--muted); text-decoration: none; }
.nav-links .nav-cta { min-height: 44px; display: inline-flex; align-items: center; padding: 0 18px; color: #fff; background: var(--green); border-radius: 12px; }
.hero { max-width: 820px; padding: 88px 0 64px; }
.eyebrow { margin: 0 0 13px; color: var(--green); font-size: .78rem; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
h1, h2, h3 { line-height: 1.08; letter-spacing: -.035em; }
h1 { max-width: 850px; margin: 0 0 22px; font-size: clamp(2.75rem, 8vw, 5.5rem); }
h2 { margin: 0 0 17px; font-size: clamp(1.85rem, 4vw, 2.8rem); }
h3 { margin: 0 0 9px; font-size: 1.2rem; }
.hero-copy { max-width: 690px; margin: 0; color: var(--muted); font-size: clamp(1.08rem, 2.4vw, 1.3rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.button { min-height: 50px; display: inline-flex; align-items: center; justify-content: center; padding: 0 21px; border: 1px solid var(--line); border-radius: 13px; color: var(--ink); background: var(--surface); font-weight: 800; text-decoration: none; }
.button.primary { color: #fff; background: var(--green); border-color: var(--green); }
.button.primary:hover, .nav-links .nav-cta:hover { background: var(--green-strong); }
.quick-answer { margin-bottom: 70px; padding: clamp(24px, 5vw, 42px); border: 1px solid #bad3c1; border-radius: 24px; background: var(--green-soft); }
.quick-answer p:last-child { margin-bottom: 0; }
.step-list { margin: 24px 0 0; padding: 0; list-style: none; counter-reset: steps; }
.step-list li { position: relative; margin-top: 13px; padding-left: 42px; color: var(--ink); }
.step-list li::before { position: absolute; left: 0; top: -.1em; width: 28px; height: 28px; display: grid; place-items: center; counter-increment: steps; content: counter(steps); border-radius: 9px; color: #fff; background: var(--green); font-size: .82rem; font-weight: 850; }
.content-grid { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: clamp(40px, 8vw, 90px); align-items: start; }
article { min-width: 0; }
article section { margin-bottom: 58px; }
article p, article li { color: var(--muted); }
article strong { color: var(--ink); }
article ul { padding-left: 21px; }
article li + li { margin-top: 9px; }
.cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.card { min-height: 190px; padding: 24px; border: 1px solid var(--line); border-radius: 19px; color: inherit; background: var(--surface); text-decoration: none; }
.card:hover { border-color: #8ab399; transform: translateY(-1px); }
.card p { margin: 9px 0 0; color: var(--muted); }
.card-link { display: inline-block; margin-top: 15px; color: var(--green); font-weight: 800; }
.example { padding: 20px 22px; border-left: 4px solid var(--green); border-radius: 4px 15px 15px 4px; background: var(--surface-soft); }
.example p { margin: 0; }
.example p + p { margin-top: 8px; }
.comparison { width: 100%; border-collapse: separate; border-spacing: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 16px; background: var(--surface); }
.comparison th, .comparison td { padding: 14px 16px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.comparison th { color: var(--ink); font-size: .88rem; }
.comparison td { color: var(--muted); }
.comparison tr:last-child td { border-bottom: 0; }
.side-note { position: sticky; top: 24px; padding: 22px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); }
.side-note p { margin: 9px 0 0; color: var(--muted); font-size: .94rem; }
.side-note ul { margin-bottom: 0; padding-left: 18px; }
.side-note li + li { margin-top: 7px; }
.callout { margin: 58px 0; padding: clamp(26px, 5vw, 46px); border-radius: 24px; color: #f6fbf7; background: #173b28; }
.callout p { max-width: 660px; color: #c7d8cb; }
.callout .button { margin-top: 8px; color: #173b28; background: #a8dfb7; border-color: #a8dfb7; }
.sources { padding-top: 28px; border-top: 1px solid var(--line); }
.sources h2 { font-size: 1.45rem; }
.sources p, .sources li { font-size: .92rem; }
.disclaimer { padding: 17px 19px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface); color: var(--muted); font-size: .92rem; }
.site-footer { margin-top: 80px; padding: 32px 0 50px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px; color: var(--muted); font-size: .9rem; }
.footer-links { display: flex; flex-wrap: wrap; gap: 18px; }

@media (max-width: 760px) {
  .site-shell { width: min(100% - 28px, 680px); }
  .site-nav { min-height: 72px; }
  .nav-links > a:not(.nav-cta) { display: none; }
  .hero { padding: 62px 0 46px; }
  .content-grid { grid-template-columns: 1fr; }
  .side-note { position: static; }
  .cards { grid-template-columns: 1fr; }
  .card { min-height: 0; }
  .comparison { display: block; overflow-x: auto; }
  .site-footer { margin-top: 60px; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .card { transform: none !important; }
}

@media (prefers-color-scheme: dark) {
  :root {
    --page: #111512;
    --surface: #181e1a;
    --surface-soft: #1d2921;
    --ink: #f2f4ee;
    --muted: #acb5ad;
    --line: #354038;
    --green: #9fdbb1;
    --green-strong: #b5ebc3;
    --green-soft: #1b3325;
  }
  .button.primary, .nav-links .nav-cta { color: #111512; }
  .step-list li::before { color: #111512; }
  .quick-answer { border-color: #315842; }
}