:root {
  --ink: #24302b;
  --muted: #5f6f67;
  --paper: #fbfaf6;
  --surface: #ffffff;
  --line: #dfe5df;
  --accent: #416b5a;
  --accent-dark: #2f5244;
  --soft: #edf4ef;
  --max: 1040px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 18px;
  line-height: 1.65;
}

a {
  color: var(--accent-dark);
}

a:hover,
a:focus {
  color: #203e32;
}

.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}

.header-inner,
.content,
.footer-inner {
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto;
}

.header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  color: var(--ink);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.01em;
  text-decoration: none;
}

.nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav a {
  color: var(--ink);
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
}

.hero {
  padding: 86px 0 72px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent-dark);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin-top: 0;
  line-height: 1.2;
}

h1 {
  max-width: 760px;
  margin-bottom: 24px;
  font-size: clamp(40px, 7vw, 64px);
  letter-spacing: -0.035em;
}

h2 {
  margin-bottom: 20px;
  font-size: clamp(30px, 5vw, 42px);
  letter-spacing: -0.02em;
}

h3 {
  margin-bottom: 10px;
  font-size: 22px;
}

.lead {
  max-width: 720px;
  margin: 0;
  color: var(--muted);
  font-size: 22px;
}

.section {
  padding: 64px 0;
  border-top: 1px solid var(--line);
}

.section-intro {
  max-width: 680px;
  color: var(--muted);
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 32px;
}

.card {
  min-height: 190px;
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 10px;
}

.card p {
  margin: 0;
  color: var(--muted);
}

.notice {
  padding: 28px;
  background: var(--soft);
  border-left: 4px solid var(--accent);
  border-radius: 4px;
}

.notice p:last-child {
  margin-bottom: 0;
}

.page {
  max-width: 780px;
  padding: 72px 0 88px;
}

.page h1 {
  font-size: clamp(38px, 6vw, 54px);
}

.page h2 {
  margin-top: 42px;
  font-size: 28px;
}

.page p,
.page li {
  color: #3f4f47;
}

.page-meta {
  color: var(--muted);
  font-size: 15px;
}

.site-footer {
  padding: 40px 0;
  color: var(--muted);
  background: #f1f2ed;
  border-top: 1px solid var(--line);
}

.footer-inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 28px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.footer-links a {
  font-size: 15px;
}

.copyright {
  margin: 0;
  font-size: 15px;
}

@media (max-width: 760px) {
  body {
    font-size: 17px;
  }

  .header-inner {
    padding: 18px 0;
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    width: 100%;
    gap: 16px;
    overflow-x: auto;
  }

  .nav a {
    white-space: nowrap;
  }

  .hero {
    padding: 62px 0 52px;
  }

  .lead {
    font-size: 20px;
  }

  .section {
    padding: 48px 0;
  }

  .cards {
    grid-template-columns: 1fr;
  }

  .card {
    min-height: auto;
  }

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