:root {
  --ground: #efeae2;
  --canvas: #f7f5f1;
  --surface: #ffffff;
  --ink: #23201c;
  --ink-2: #4a453e;
  --muted: #6b655c;
  --rule: #dfd8cc;
  --rule-soft: #e9e3da;
  --accent: #17726a;
  --accent-dark: #0f4b46;
  --tint: #e7f0ee;
  --shadow: 0 20px 60px rgba(35, 32, 28, 0.14);
  color-scheme: light;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--ground); color: var(--ink); -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; }
a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--accent-dark); }
:focus-visible { outline: 3px solid rgba(23, 114, 106, 0.38); outline-offset: 3px; }

.shell { min-height: 100dvh; display: flex; flex-direction: column; overflow-x: hidden; }
.wrap { width: min(100% - 40px, 1120px); margin-inline: auto; }
.narrow { width: min(100% - 40px, 760px); margin-inline: auto; }
.site-nav { border-bottom: 1px solid var(--rule); background: rgba(239, 234, 226, 0.94); }
.nav-inner { min-height: 68px; display: flex; align-items: center; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-size: 18px; }
.brand img { width: 30px; height: 25px; object-fit: contain; }
.brand strong { font-weight: 720; }
.brand span { color: var(--muted); }
.nav-links { margin-left: auto; display: flex; align-items: center; gap: 20px; font-size: 14px; }
.nav-links a { color: var(--muted); text-decoration: none; font-weight: 600; }
.nav-links a:hover { color: var(--ink); }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 21px; border: 1px solid var(--rule); border-radius: 10px; background: var(--surface); color: var(--ink); font-weight: 650; text-decoration: none; white-space: nowrap; }
.button:hover { background: var(--canvas); color: var(--ink); }
.button.primary { border-color: var(--accent); background: var(--accent); color: white; }
.button.primary:hover { background: var(--accent-dark); color: white; }
.button:active { transform: translateY(1px); }

.eyebrow { margin: 0 0 18px; color: var(--accent); font-size: 12px; font-weight: 750; letter-spacing: 0.13em; text-transform: uppercase; }
h1, h2, h3 { text-wrap: balance; }
h1 { margin: 0; max-width: 12ch; font-size: clamp(44px, 6vw, 76px); line-height: 0.99; letter-spacing: -0.045em; }
.hero-copy { margin: 24px 0 0; max-width: 52ch; color: var(--muted); font-size: 18px; line-height: 1.65; text-wrap: pretty; }

.beta-main { display: flex; flex: 1; }
.beta-hero { display: flex; flex: 1; width: 100%; padding: clamp(72px, 10vw, 132px) 0 clamp(88px, 12vw, 150px); }
.beta-layout { display: grid; grid-template-columns: minmax(0, 0.94fr) minmax(340px, 0.72fr); gap: clamp(64px, 9vw, 132px); align-items: start; }
.beta-layout h1 { max-width: 10ch; }
.beta-status { display: inline-flex; align-items: center; gap: 10px; margin-top: 32px; color: var(--ink-2); font-size: 15px; }
.beta-status span { width: 9px; height: 9px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 5px rgba(23, 114, 106, 0.11); }
.beta-status strong { font-weight: 650; }
.beta-focus { padding-top: 4px; }
.focus-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--rule); }
.focus-list li { display: grid; grid-template-columns: 36px 1fr; gap: 18px; padding: 24px 0 26px; border-bottom: 1px solid var(--rule); }
.focus-list li > span { padding-top: 4px; color: var(--accent); font-size: 12px; font-weight: 750; letter-spacing: 0.08em; }
.focus-list h2 { margin: 0; font-size: 22px; line-height: 1.2; letter-spacing: -0.025em; }
.focus-list p { margin: 9px 0 0; color: var(--muted); line-height: 1.6; text-wrap: pretty; }

.article-head { padding: 72px 0 48px; border-bottom: 1px solid var(--rule); }
.article-head h1 { max-width: 16ch; font-size: clamp(40px, 6vw, 64px); }
.article-head .summary { margin: 24px 0 0; max-width: 64ch; color: var(--muted); font-size: 18px; line-height: 1.65; }
.notice { margin-top: 22px; padding: 16px 18px; border: 1px solid var(--rule); border-radius: 10px; background: var(--canvas); color: var(--ink-2); line-height: 1.6; }
.effective { margin-top: 18px; color: var(--muted); font-size: 14px; }
.article { padding: 56px 0 96px; }
.article section + section { margin-top: 52px; }
.article h2 { margin: 0; font-size: 27px; letter-spacing: -0.025em; }
.article p, .article li { color: var(--ink-2); line-height: 1.75; }
.article p { margin: 16px 0 0; }
.article ul { margin: 18px 0 0; padding-left: 22px; }
.info-card { padding: 26px; border: 1px solid var(--rule); border-radius: 14px; background: var(--tint); }
.info-card h2 { font-size: 24px; }
.info-card .button { margin-top: 20px; }

.site-footer { margin-top: auto; border-top: 1px solid var(--rule); }
.footer-inner { min-height: 88px; display: flex; align-items: center; gap: 20px; flex-wrap: wrap; color: var(--muted); font-size: 13px; }
.footer-links { margin-left: auto; display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.footer-links a { color: var(--muted); text-decoration: none; }
.footer-links a:hover { color: var(--ink); }

@media (max-width: 800px) {
  .wrap, .narrow { width: min(100% - 32px, 1120px); }
  .beta-layout { grid-template-columns: 1fr; }
  .beta-layout { gap: 64px; }
  .footer-links { margin-left: 0; width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}

@media print {
  .site-nav, .site-footer, .button { display: none !important; }
  body { background: white; }
  .article-head, .article { padding-block: 24px; }
  .notice, .info-card { background: white; }
}