:root {
  color-scheme: light dark;
  --canvas: #f5f8f4;
  --surface: #ffffff;
  --surface-raised: #edf4ef;
  --ink: #17221b;
  --muted: #607166;
  --line: #d8e3da;
  --accent: #3d7c5d;
  --accent-strong: #286346;
  --accent-soft: #dceee1;
  --accent-ink: #173c28;
  --warm: #f7f3ea;
  --shadow: 0 18px 52px rgb(28 54 38 / 9%);
  --radius-card: 24px;
  --radius-control: 16px;
  --content-width: 72rem;
  --reading-width: 46rem;
  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 4.5rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --canvas: #0c1510;
    --surface: #142018;
    --surface-raised: #1b2b20;
    --ink: #f1f6f0;
    --muted: #b5c3b7;
    --line: #2b4031;
    --accent: #76c69a;
    --accent-strong: #91d9ad;
    --accent-soft: #203d2b;
    --accent-ink: #d6f4de;
    --warm: #25241d;
    --shadow: 0 20px 60px rgb(0 0 0 / 28%);
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  min-width: 20rem;
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
  font-size: clamp(1rem, 0.96rem + 0.18vw, 1.125rem);
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-underline-offset: 0.18em; }
a:hover { color: var(--accent-strong); }
a:focus-visible, button:focus-visible { outline: 3px solid var(--accent); outline-offset: 4px; }

.skip-link {
  position: fixed;
  z-index: 10;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius-control);
  background: var(--ink);
  color: var(--canvas);
  transform: translateY(-170%);
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  width: min(calc(100% - 2rem), var(--content-width));
  margin: 0 auto;
  padding: 1rem 0;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--ink);
  font-size: 1.03rem;
  font-weight: 720;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand-icon {
  display: block;
  width: 2rem;
  height: 2rem;
  border-radius: 22%;
}

.nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 0.2rem; }
.nav a { padding: 0.55rem 0.72rem; border-radius: 0.7rem; color: var(--muted); font-size: 0.92rem; font-weight: 620; text-decoration: none; }
.nav a[aria-current="page"], .nav a:hover { background: var(--surface-raised); color: var(--ink); }

.shell { width: min(calc(100% - 2rem), var(--content-width)); margin: 0 auto; }
.hero { padding: clamp(3.5rem, 10vw, 7rem) 0 clamp(3rem, 8vw, 5rem); }
.eyebrow { margin: 0 0 var(--space-3); color: var(--accent-strong); font-size: 0.86rem; font-weight: 750; letter-spacing: 0.09em; text-transform: uppercase; }
h1, h2, h3 { margin: 0; line-height: 1.08; letter-spacing: -0.04em; }
h1 { max-width: 12ch; font-size: clamp(2.7rem, 7.5vw, 5.6rem); }
h2 { font-size: clamp(1.8rem, 4vw, 3rem); }
h3 { font-size: 1.18rem; letter-spacing: -0.025em; }

.lead { max-width: 40rem; margin: var(--space-4) 0 0; color: var(--muted); font-size: clamp(1.12rem, 2.2vw, 1.35rem); }
.action-row { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: var(--space-5); }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.68rem 1rem;
  border: 1px solid transparent;
  border-radius: var(--radius-control);
  background: var(--accent);
  color: white;
  font-weight: 720;
  text-align: center;
  text-decoration: none;
}
.button:hover { background: var(--accent-strong); color: white; }
.button.secondary { border-color: var(--line); background: var(--surface); color: var(--accent-strong); }
.button.secondary:hover { border-color: var(--accent); background: var(--accent-soft); }

.hero-panel {
  display: grid;
  gap: var(--space-4);
  margin-top: clamp(2rem, 6vw, 4.5rem);
  padding: clamp(1.25rem, 4vw, 2rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: linear-gradient(145deg, var(--surface), var(--surface-raised));
  box-shadow: var(--shadow);
}
.hero-panel p { margin: 0; }
.mini-steps { display: grid; gap: 0.8rem; }
.mini-step { display: grid; grid-template-columns: 2rem 1fr; align-items: center; gap: 0.8rem; }
.mini-step span { display: grid; place-items: center; width: 2rem; height: 2rem; border-radius: 0.7rem; background: var(--accent-soft); color: var(--accent-strong); font-size: 0.86rem; font-weight: 800; }

.section { padding: clamp(3.5rem, 8vw, 6rem) 0; }
.section + .section { border-top: 1px solid var(--line); }
.section-heading { display: grid; gap: var(--space-3); max-width: var(--reading-width); }
.section-heading p { margin: 0; color: var(--muted); }
.grid { display: grid; gap: var(--space-3); margin-top: var(--space-5); }
.card { min-width: 0; padding: clamp(1.15rem, 3vw, 1.5rem); border: 1px solid var(--line); border-radius: var(--radius-card); background: var(--surface); }
.card p { margin: 0.65rem 0 0; color: var(--muted); }
.card .icon { display: grid; place-items: center; width: 2.5rem; height: 2.5rem; margin-bottom: 1rem; border-radius: 0.88rem; background: var(--accent-soft); color: var(--accent-strong); font-size: 1.25rem; }
.card.warm { background: var(--warm); }

.split { display: grid; gap: var(--space-4); align-items: start; }
.prose { max-width: var(--reading-width); }
.prose > * + * { margin-top: 1.15rem; }
.prose p, .prose li { color: var(--muted); }
.prose strong { color: var(--ink); }
.prose ul { padding-left: 1.2rem; }
.prose li + li { margin-top: 0.6rem; }

.callout { padding: clamp(1.2rem, 3vw, 1.7rem); border: 1px solid var(--line); border-radius: var(--radius-card); background: var(--accent-soft); color: var(--accent-ink); }
.callout h2, .callout h3 { color: var(--accent-ink); }
.callout p { margin: 0.65rem 0 0; }

.page-hero { max-width: var(--reading-width); padding: clamp(3rem, 8vw, 5.5rem) 0 2.5rem; }
.page-hero h1 { max-width: none; font-size: clamp(2.5rem, 6vw, 4.2rem); }
.page-hero .lead { max-width: var(--reading-width); }
.policy { max-width: var(--reading-width); padding-bottom: clamp(3.5rem, 8vw, 6rem); }
.policy section { padding: 1.75rem 0; border-top: 1px solid var(--line); }
.policy h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
.policy p, .policy li { color: var(--muted); }
.policy ul { padding-left: 1.2rem; }
.policy li + li { margin-top: 0.55rem; }

.site-footer { border-top: 1px solid var(--line); }
.footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; width: min(calc(100% - 2rem), var(--content-width)); margin: 0 auto; padding: 1.5rem 0 2.5rem; color: var(--muted); font-size: 0.9rem; }
.footer-links { display: flex; flex-wrap: wrap; gap: 1rem; }

.not-found { display: grid; min-height: 70vh; place-items: center; padding: 3rem 0; text-align: center; }
.not-found > div { max-width: 34rem; }
.not-found h1 { max-width: none; }

@media (min-width: 42rem) {
  .hero-panel { grid-template-columns: 1fr 1fr; align-items: center; }
  .grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .split { grid-template-columns: minmax(0, 1.15fr) minmax(16rem, 0.85fr); }
}

@media (max-width: 31rem) {
  .topbar { align-items: flex-start; flex-direction: column; }
  .nav { justify-content: flex-start; margin-left: -0.72rem; }
  .action-row .button { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
}

@media print {
  :root { color-scheme: light; }
  body { background: white; color: black; }
  .site-header, .site-footer, .skip-link, .action-row { display: none; }
  .policy p, .policy li, .prose p, .prose li { color: #222; }
}