:root {
  --bg: #f7fbf9;
  --surface: #ffffff;
  --surface-soft: #eef8f3;
  --ink: #102a24;
  --muted: #506d64;
  --line: #d8e6e0;
  --mint: #d8f4e8;
  --mint-strong: #1d8e76;
  --blue: #536bd5;
  --blue-soft: #e8edff;
  --shadow: 0 18px 50px rgba(26, 58, 49, .08);
  --radius: 24px;
  --max: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.6; }
a { color: inherit; }
img { max-width: 100%; height: auto; }
.wrap { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.skip-link { position: fixed; left: 16px; top: 12px; z-index: 99; padding: 10px 14px; background: #fff; border: 2px solid var(--ink); border-radius: 10px; transform: translateY(-180%); }
.skip-link:focus { transform: translateY(0); }
.site-header { position: sticky; top: 0; z-index: 20; background: rgba(247,251,249,.94); border-bottom: 1px solid rgba(216,230,224,.9); backdrop-filter: blur(12px); }
.nav-wrap, .brand, nav { display: flex; align-items: center; }
.nav-wrap { min-height: 74px; justify-content: space-between; gap: 24px; }
.brand { gap: 10px; text-decoration: none; font-weight: 800; letter-spacing: -.02em; }
.brand img { width: 46px; height: 46px; }
nav { gap: 22px; flex-wrap: wrap; justify-content: flex-end; }
nav a { text-decoration: none; color: var(--muted); font-weight: 650; }
nav a:hover, nav a:focus-visible { color: var(--ink); }
.hero { overflow: hidden; background: radial-gradient(circle at 80% 15%, #ccf4e1 0, transparent 32%), radial-gradient(circle at 10% 80%, #e9edff 0, transparent 32%), linear-gradient(135deg,#f9fcfb,#eff9f4); border-bottom: 1px solid var(--line); }
.hero-grid { display: grid; grid-template-columns: 1.28fr .72fr; align-items: center; min-height: 660px; gap: 56px; padding-block: 72px; }
.eyebrow { margin: 0 0 12px; color: var(--blue); font-weight: 850; letter-spacing: .12em; font-size: .78rem; }
h1, h2, h3 { line-height: 1.08; letter-spacing: -.035em; margin-top: 0; }
h1 { max-width: 780px; margin-bottom: 24px; font-size: clamp(3rem,7vw,5.6rem); }
h2 { margin-bottom: 16px; font-size: clamp(2rem,4vw,3.4rem); }
h3 { margin-bottom: 12px; font-size: 1.28rem; }
.lead { max-width: 780px; margin: 0 0 30px; color: var(--muted); font-size: clamp(1.05rem,2vw,1.28rem); }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 19px; border-radius: 14px; text-decoration: none; font-weight: 800; border: 1px solid transparent; }
.button.primary { color: #fff; background: var(--ink); }
.button.secondary { background: rgba(255,255,255,.8); border-color: var(--line); }
.button:hover { transform: translateY(-1px); }
.button:focus-visible, a:focus-visible { outline: 3px solid #8fa2ff; outline-offset: 3px; }
.version-note { margin: 20px 0 0; color: var(--muted); font-size: .95rem; }
.hero-mark { display: grid; place-items: center; min-height: 440px; }
.hero-mark img { width: min(100%,420px); filter: drop-shadow(0 26px 30px rgba(18,42,36,.12)); }
.section { padding: 92px 0; }
.section.soft { background: var(--surface-soft); border-block: 1px solid var(--line); }
.section-intro { max-width: 800px; color: var(--muted); margin-bottom: 34px; }
.feature-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; margin-top: 34px; }
.card { padding: 28px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.card p { margin: 0; color: var(--muted); }
.gallery { display: grid; grid-template-columns: repeat(2,1fr); gap: 24px; }
figure { margin: 0; background: var(--surface); border: 1px solid var(--line); border-radius: 22px; overflow: hidden; box-shadow: var(--shadow); }
figure a { display: block; background: #e7f2ed; }
figure img { display: block; width: 100%; aspect-ratio: 1.9 / 1; object-fit: cover; object-position: top left; transition: transform .18s ease; }
figure a:hover img { transform: scale(1.01); }
figcaption { padding: 16px 18px 18px; color: var(--muted); font-size: .95rem; }
.split { display: grid; grid-template-columns: .9fr 1.1fr; gap: 64px; align-items: start; }
.prose { font-size: 1.1rem; color: var(--muted); }
.prose p:first-child { margin-top: 0; }
.callout { background: linear-gradient(135deg,#102a24,#1b463c); color: #fff; }
.callout .eyebrow { color: #aebcff; }
.resource-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 14px; margin-top: 30px; }
.resource { display: flex; min-height: 150px; flex-direction: column; justify-content: flex-end; padding: 22px; border-radius: 20px; border: 1px solid rgba(255,255,255,.16); background: rgba(255,255,255,.06); text-decoration: none; }
.resource:hover, .resource:focus-visible { background: rgba(255,255,255,.1); }
.resource strong { font-size: 1.08rem; }
.resource span { color: #c7d9d3; font-size: .9rem; }
footer { padding: 30px 0 46px; background: #0d211c; color: #c8d8d3; }
.footer-wrap { display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; font-size: .9rem; }
.footer-wrap p { margin: 0; max-width: 620px; }
@media (max-width: 900px) {
  .hero-grid, .split { grid-template-columns: 1fr; }
  .hero-grid { min-height: 0; gap: 12px; }
  .hero-mark { min-height: 260px; }
  .hero-mark img { width: 270px; }
  .feature-grid { grid-template-columns: repeat(2,1fr); }
  .resource-grid { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 680px) {
  .wrap { width: min(calc(100% - 28px), var(--max)); }
  .site-header { position: static; }
  .nav-wrap { align-items: flex-start; padding-block: 14px; }
  nav { display: none; }
  .hero-grid { padding-block: 58px; }
  h1 { font-size: clamp(2.65rem,14vw,4rem); }
  .hero-mark { min-height: 200px; }
  .hero-mark img { width: 220px; }
  .section { padding: 70px 0; }
  .feature-grid, .gallery, .resource-grid { grid-template-columns: 1fr; }
  .card { padding: 23px; }
  figure img { aspect-ratio: auto; object-fit: contain; }
  .button { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}