:root {
  color-scheme: light;
  --paper: #f5f1e8;
  --paper-deep: #e9e1d3;
  --ink: #19302a;
  --muted: #5c6a64;
  --accent: #2d5b4c;
  --accent-dark: #1f4438;
  --line: rgba(25, 48, 42, 0.15);
  --white: #fffdf8;
  --shadow: 0 24px 70px rgba(25, 48, 42, 0.1);
  --radius: 24px;
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: radial-gradient(circle at 85% 0%, #dfebdf 0, transparent 28rem), var(--paper); }
a { color: var(--accent-dark); text-underline-offset: 0.2em; }
a:hover { color: var(--accent); }
img { display: block; max-width: 100%; }
h1, h2 { line-height: 1.12; letter-spacing: -0.025em; }
p, ul { max-width: 72ch; }

.skip-link { position: fixed; z-index: 100; top: 12px; left: 12px; transform: translateY(-160%); padding: 10px 14px; border-radius: 10px; background: var(--ink); color: white; }
.skip-link:focus { transform: translateY(0); }

.site-header { position: sticky; z-index: 20; top: 0; border-bottom: 1px solid var(--line); background: rgba(245, 241, 232, 0.88); backdrop-filter: blur(16px); }
.nav { width: min(1120px, calc(100% - 40px)); min-height: 72px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 11px; color: var(--ink); font-weight: 760; text-decoration: none; }
.brand img { width: 34px; height: 34px; border-radius: 10px; }
.nav-links, .footer-links { display: flex; align-items: center; gap: 20px; margin: 0; padding: 0; list-style: none; }
.nav-links a, .footer-links a { font-size: 0.94rem; font-weight: 650; text-decoration: none; }
.nav-links a[aria-current="page"] { text-decoration: underline; text-decoration-thickness: 2px; }

.hero { width: min(1120px, calc(100% - 40px)); min-height: 68vh; margin: 0 auto; padding: 90px 0 76px; display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.7fr); gap: 56px; align-items: center; }
.hero h1 { max-width: 11ch; margin: 10px 0 22px; font-size: clamp(3.4rem, 8vw, 6.8rem); }
.hero-summary { margin: 0; color: var(--muted); font-size: clamp(1.15rem, 2vw, 1.35rem); }
.hero-note { margin: 18px 0 0; color: var(--muted); font-size: 0.98rem; }
.eyebrow { margin: 0; color: var(--accent); font-size: 0.78rem; font-weight: 820; letter-spacing: 0.16em; text-transform: uppercase; }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.button { display: inline-flex; min-height: 48px; align-items: center; justify-content: center; padding: 12px 19px; border: 1px solid var(--line); border-radius: 999px; font-weight: 760; text-decoration: none; }
.button.primary { border-color: var(--accent); background: var(--accent); color: white; }
.button.primary:hover { background: var(--accent-dark); }
.button.secondary { background: rgba(255, 253, 248, 0.68); color: var(--ink); }
.hero-card { padding: 34px; border: 1px solid var(--line); border-radius: 30px; background: rgba(255, 253, 248, 0.75); box-shadow: var(--shadow); }
.hero-card h2 { margin: 12px 0 16px; font-size: 2rem; }
.hero-card p:last-child { margin-bottom: 0; color: var(--muted); }
.card-label { color: var(--accent); font-weight: 780; }

.link-grid { width: min(1120px, calc(100% - 40px)); margin: 0 auto 100px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.link-card { min-height: 250px; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); color: var(--ink); text-decoration: none; transition: transform 160ms ease, box-shadow 160ms ease; }
.link-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.link-card span { color: var(--accent); font-size: 0.78rem; font-weight: 800; letter-spacing: 0.12em; }
.link-card h2 { margin: 54px 0 12px; font-size: 1.55rem; }
.link-card p { margin: 0; color: var(--muted); }

.page-shell { width: min(880px, calc(100% - 40px)); margin: 0 auto; padding: 76px 0 100px; }
.page-intro { margin-bottom: 34px; }
.page-intro h1 { margin: 12px 0 18px; font-size: clamp(2.8rem, 7vw, 5rem); }
.lede { margin: 0; color: var(--muted); font-size: 1.16rem; }
.updated { margin-top: 18px; color: var(--muted); font-size: 0.92rem; }
.content-card { padding: clamp(28px, 6vw, 58px); border: 1px solid var(--line); border-radius: 30px; background: var(--white); box-shadow: var(--shadow); }
.content-card h2 { margin: 2.3em 0 0.65em; font-size: 1.45rem; }
.content-card h2:first-child { margin-top: 0; }
.content-card p, .content-card li { color: #354741; }
.content-card li + li { margin-top: 0.45em; }
.support-callout { margin-bottom: 42px; padding: 25px; border: 1px solid rgba(45, 91, 76, 0.24); border-radius: 18px; background: #edf4ef; }
.support-callout h2 { margin-top: 0; }
.faq details { padding: 18px 0; border-top: 1px solid var(--line); }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; font-weight: 760; }
.faq details p { margin-bottom: 0; }

.site-footer { border-top: 1px solid var(--line); }
.footer-inner { width: min(1120px, calc(100% - 40px)); min-height: 100px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.footer-inner p { color: var(--muted); font-size: 0.9rem; }
.not-found { width: min(560px, calc(100% - 40px)); min-height: 100vh; margin: 0 auto; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; }
.not-found img { width: 58px; margin-bottom: 24px; }
.not-found h1 { margin: 10px 0; font-size: 3.2rem; }
.not-found .footer-links { margin-top: 28px; }

:focus-visible { outline: 3px solid #8db8a4; outline-offset: 4px; }

@media (max-width: 760px) {
  .nav { min-height: auto; padding: 16px 0; align-items: flex-start; }
  .nav-links { gap: 12px; flex-wrap: wrap; justify-content: flex-end; }
  .nav-links a { font-size: 0.86rem; }
  .hero { min-height: 0; padding: 62px 0; grid-template-columns: 1fr; gap: 30px; }
  .hero h1 { font-size: clamp(3.2rem, 16vw, 5rem); }
  .link-grid { grid-template-columns: 1fr; }
  .link-card { min-height: 210px; }
  .footer-inner { padding: 28px 0; align-items: flex-start; flex-direction: column; }
}

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