:root {
  color-scheme: light;
  --bg: #f7f8f5;
  --surface: #ffffff;
  --text: #17211b;
  --muted: #607068;
  --line: #dce4dd;
  --accent: #246b4f;
  --accent-strong: #194b38;
  --warn-bg: #fff7df;
  --warn-line: #ecd58f;
}

* {
  box-sizing: border-box;
}

html {
  font-family:
    Inter,
    Pretendard,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  background: var(--bg);
  color: var(--text);
}

body {
  margin: 0;
  min-height: 100vh;
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.topbar {
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
}

.topbar-inner,
.container {
  width: min(100% - 32px, 960px);
  margin: 0 auto;
}

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

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  font-weight: 700;
  text-decoration: none;
}

.brand img {
  width: 36px;
  height: 36px;
  border-radius: 8px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
}

.hero {
  padding: 76px 0 56px;
}

.hero h1,
.doc h1 {
  margin: 0;
  color: var(--text);
  letter-spacing: 0;
  line-height: 1.08;
}

.hero h1 {
  max-width: 720px;
  font-size: 54px;
}

.doc h1 {
  font-size: 42px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent-strong);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
}

.lede {
  max-width: 720px;
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.7;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
}

.button.primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #ffffff;
}

.summary {
  padding: 36px 0 72px;
  border-top: 1px solid var(--line);
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.summary-item {
  padding: 20px 0;
  border-top: 3px solid var(--accent);
}

.summary-item h2 {
  margin: 0 0 10px;
  font-size: 18px;
  letter-spacing: 0;
}

.summary-item p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.doc {
  padding: 56px 0 72px;
}

.breadcrumb {
  display: inline-flex;
  margin-bottom: 32px;
  color: var(--muted);
  font-size: 14px;
}

.meta {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.notice {
  margin: 28px 0 40px;
  padding: 16px 18px;
  border: 1px solid var(--warn-line);
  border-radius: 8px;
  background: var(--warn-bg);
  color: #5a4610;
  line-height: 1.65;
}

.section-list {
  display: grid;
  gap: 28px;
}

.section-list section {
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.section-list h2 {
  margin: 0 0 10px;
  font-size: 20px;
  letter-spacing: 0;
}

.section-list p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}

.footer {
  border-top: 1px solid var(--line);
  padding: 28px 0;
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 720px) {
  .topbar-inner {
    min-height: 64px;
  }

  .nav {
    gap: 12px;
  }

  .hero {
    padding: 52px 0 40px;
  }

  .hero h1 {
    font-size: 40px;
  }

  .doc h1 {
    font-size: 34px;
  }

  .lede {
    font-size: 16px;
  }

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