:root {
  color-scheme: light;
  --bg: #faf7f1;
  --surface: #ffffff;
  --ink: #1f211b;
  --muted: #6d6f65;
  --line: #ded7ca;
  --accent: #6f6a26;
  --accent-strong: #454212;
  --leaf: #365f4f;
  --soft-leaf: #e3ebe3;
  --soft-wheat: #f2e5be;
  --soft-clay: #eaded8;
  --radius: 8px;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header,
.site-footer,
.hero,
.section {
  width: min(1100px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand,
.footer-brand {
  color: var(--accent-strong);
  font-weight: 780;
  letter-spacing: 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.brand img {
  display: block;
  width: 34px;
  height: 32px;
  object-fit: contain;
}

.nav,
.footer-links {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-size: 0.95rem;
}

.nav a,
.footer-links a {
  padding: 8px 0;
}

.nav a:hover,
.footer-links a:hover,
.site-footer a:hover {
  color: var(--leaf);
}

.hero {
  min-height: 560px;
  padding: 86px 0 78px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(260px, 0.55fr);
  gap: 44px;
  align-items: center;
  border-top: 1px solid var(--line);
}

.status {
  width: fit-content;
  margin: 0 0 18px;
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--soft-leaf);
  color: var(--leaf);
  font-size: 0.78rem;
  font-weight: 780;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 24px;
  font-size: 5.8rem;
  line-height: 0.98;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 620px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 1.26rem;
}

.product-mark {
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--soft-wheat);
}

.product-mark img {
  width: min(68%, 260px);
  height: auto;
  display: block;
}

.section {
  padding: 72px 0;
  border-top: 1px solid var(--line);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(220px, 0.72fr) minmax(0, 1fr);
  gap: 32px;
  align-items: start;
  margin-bottom: 28px;
}

.section-heading h2 {
  margin-bottom: 0;
  font-size: 3.15rem;
  line-height: 1;
  letter-spacing: 0;
}

.section-heading p {
  max-width: 650px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.feature-grid,
.principles {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.feature-grid article,
.principles article {
  min-height: 178px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.feature-grid article:nth-child(2) {
  background: var(--soft-wheat);
}

.feature-grid article:nth-child(3) {
  background: var(--soft-clay);
}

.feature-grid h3,
.principles h3 {
  margin-bottom: 8px;
  font-size: 1.08rem;
}

.feature-grid p,
.principles p {
  margin-bottom: 0;
  color: var(--muted);
}

.site-footer {
  padding: 36px 0 44px;
  display: flex;
  justify-content: space-between;
  gap: 28px;
  border-top: 1px solid var(--line);
}

.site-footer p {
  margin: 8px 0 0;
  color: var(--muted);
}

.copyright {
  font-size: 0.92rem;
}

@media (max-width: 820px) {
  h1 {
    font-size: 4.25rem;
  }

  .section-heading h2 {
    font-size: 2.5rem;
  }

  .hero,
  .section-heading {
    grid-template-columns: 1fr;
  }

  .product-mark {
    max-width: 360px;
  }

  .feature-grid,
  .principles {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .site-header,
  .site-footer,
  .hero,
  .section {
    width: min(100% - 28px, 1100px);
  }

  .site-header {
    min-height: 64px;
  }

  .nav {
    gap: 12px;
    font-size: 0.9rem;
  }

  .hero {
    min-height: auto;
    padding: 64px 0 56px;
    gap: 34px;
  }

  h1 {
    font-size: 3.15rem;
  }

  .hero-copy {
    font-size: 1.12rem;
  }

  .section-heading h2 {
    font-size: 2.1rem;
  }

  .site-footer {
    flex-direction: column;
  }
}