:root {
  color-scheme: light;
  --page-bg: #f4f8f2;
  --surface: rgba(255, 255, 255, 0.9);
  --text: #17241b;
  --muted: #5c6b60;
  --accent: #176b45;
  --accent-dark: #0f5135;
  --accent-soft: #dff3e7;
  --warning: #a85f00;
  --line: rgba(23, 36, 27, 0.13);
  --shadow: 0 24px 70px rgba(24, 68, 42, 0.11);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 9% 0%, rgba(75, 160, 108, 0.2), transparent 34rem),
    radial-gradient(circle at 92% 28%, rgba(243, 184, 73, 0.13), transparent 29rem),
    var(--page-bg);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
  line-height: 1.62;
}

a { color: var(--accent-dark); }
.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 100;
  padding: 10px 14px;
  border-radius: 10px;
  background: #fff;
  transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }
.shell { width: min(1080px, calc(100% - 32px)); margin-inline: auto; }
.site-header {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  border-bottom: 1px solid var(--line);
}
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); font-weight: 800; text-decoration: none; }
.brand img { width: 42px; height: 42px; border-radius: 12px; }
.site-nav { display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-end; gap: 8px 16px; }
.site-nav a { min-height: 44px; display: inline-flex; align-items: center; color: var(--muted); font-size: 14px; font-weight: 700; text-decoration: none; }
.site-nav a:hover { color: var(--text); text-decoration: underline; }

.hero {
  min-height: 630px;
  display: grid;
  grid-template-columns: minmax(0, 1.16fr) minmax(280px, 0.84fr);
  align-items: center;
  gap: clamp(36px, 7vw, 92px);
  padding-block: clamp(64px, 10vw, 120px);
}
.eyebrow {
  display: inline-block;
  margin: 0 0 14px;
  padding: 6px 11px;
  border: 1px solid rgba(23, 107, 69, 0.18);
  border-radius: 999px;
  color: var(--accent-dark);
  background: var(--accent-soft);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
h1, h2, h3 { line-height: 1.14; letter-spacing: -0.035em; }
h1 { max-width: 760px; margin: 0; font-size: clamp(48px, 8vw, 88px); }
.brand-equation { margin: 18px 0 0; color: var(--accent-dark); font-size: clamp(20px, 2.4vw, 27px); font-weight: 780; }
.lead { max-width: 720px; margin: 18px 0 0; color: var(--muted); font-size: clamp(17px, 2vw, 21px); }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 27px; }
.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.8);
  color: var(--text);
  font-weight: 760;
  text-decoration: none;
}
.button.primary { border-color: var(--accent); background: var(--accent); color: #fff; }
.hero-visual {
  display: grid;
  place-items: center;
  padding: clamp(32px, 6vw, 62px);
  border: 1px solid var(--line);
  border-radius: 34px;
  background: linear-gradient(145deg, rgba(223, 244, 229, 0.93), rgba(255, 250, 230, 0.88));
  box-shadow: var(--shadow);
}
.hero-visual img { width: min(100%, 310px); filter: drop-shadow(0 18px 24px rgba(20, 73, 44, 0.16)); }

.section { padding-block: 88px; border-top: 1px solid var(--line); }
.section-heading { max-width: 800px; margin-bottom: 30px; }
.section-heading h2 { margin: 0; font-size: clamp(34px, 5vw, 56px); }
.section-heading p { color: var(--muted); font-size: 18px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 17px; }
.card, .document, .notice {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--surface);
  box-shadow: 0 12px 38px rgba(24, 68, 42, 0.055);
}
.card { padding: 25px; }
.card h3 { margin: 0; font-size: 21px; }
.card p { margin-bottom: 0; color: var(--muted); }
.metric-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 17px; }
.metric { padding: 29px; }
.metric strong { display: block; color: var(--accent-dark); font-size: clamp(28px, 4vw, 44px); }
.metric span { color: var(--muted); }
.notice { margin-top: 22px; padding: 20px 22px; border-left: 5px solid var(--warning); color: var(--muted); }
.notice strong { color: var(--text); }

.document { max-width: 860px; margin-block: 54px 90px; padding: clamp(25px, 6vw, 62px); }
.document h1 { font-size: clamp(38px, 6vw, 62px); }
.document h2 { margin-top: 2.25rem; font-size: 24px; }
.document li + li { margin-top: 8px; }
.meta { color: var(--muted); }
.site-footer { border-top: 1px solid var(--line); }
.footer-inner { min-height: 132px; display: flex; align-items: center; justify-content: space-between; gap: 24px; color: var(--muted); font-size: 14px; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 14px; }

@media (max-width: 820px) {
  .hero { min-height: auto; grid-template-columns: 1fr; }
  .hero-visual { width: min(100%, 480px); margin-inline: auto; }
  .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .site-header, .footer-inner { align-items: flex-start; flex-direction: column; padding-block: 16px; }
  .site-nav, .footer-links { justify-content: flex-start; }
  .hero { padding-block: 48px 66px; }
  .feature-grid, .metric-grid { grid-template-columns: 1fr; }
  .section { padding-block: 68px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }