:root {
  color-scheme: light;
  --background: #f7faf8;
  --surface: #ffffff;
  --surface-muted: #eef5f0;
  --text: #17221c;
  --muted: #526158;
  --border: #d8e3dc;
  --accent: #1e6f57;
  --accent-strong: #134d3b;
  --focus: #8a5b00;
  --shadow: 0 18px 50px rgba(23, 34, 28, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--background);
}

body {
  margin: 0;
  color: var(--text);
  background:
    linear-gradient(180deg, var(--surface-muted) 0, var(--background) 420px);
  font-family:
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  font-size: 1rem;
  line-height: 1.6;
}

a {
  color: var(--accent-strong);
  text-decoration-thickness: 0.1em;
  text-underline-offset: 0.18em;
}

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

a:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 4px;
}

.container {
  width: min(100% - 2rem, 960px);
  margin: 0 auto;
}

.hero {
  padding: 5rem 0 3rem;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--accent-strong);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: break-word;
}

h1 {
  max-width: 780px;
  margin: 0;
  font-size: 4rem;
  line-height: 1.32;
  letter-spacing: 0;
}

.title-highlight {
  padding: 0.08em;
  background: #dff0ff;
  border-radius: 0.12em;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

.hero-copy {
  max-width: 680px;
  margin: 1.25rem 0 0;
  color: var(--muted);
  font-size: 1.2rem;
}

.guidance,
.faq {
  padding: 2.5rem 0;
}

h2 {
  margin: 0 0 1rem;
  font-size: 1.55rem;
  line-height: 1.2;
}

.guidance-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.guidance-card {
  min-height: 160px;
  padding: 1.35rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--shadow);
  text-align: center;
}

.guidance-card h3 {
  margin: 0 0 0.5rem;
  font-size: 4rem;
  line-height: 1.05;
}

.guidance-card p {
  margin: 0;
  color: var(--muted);
  font-size: 1.2rem;
}

.faq-list {
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

details {
  border-top: 1px solid var(--border);
}

details:first-child {
  border-top: 0;
}

summary {
  min-height: 3.5rem;
  padding: 1rem 1.25rem;
  cursor: pointer;
  font-weight: 700;
  line-height: 1.35;
}

summary:hover {
  background: var(--surface-muted);
}

details[open] summary {
  color: var(--accent-strong);
  background: var(--surface-muted);
}

details p,
details ul {
  margin: 0;
  padding: 0 1.25rem 1.25rem;
  color: var(--muted);
}

details ul {
  padding-left: 2.5rem;
}

details li + li {
  margin-top: 0.35rem;
}

footer {
  margin-top: 2.5rem;
  padding: 2rem 0;
  color: var(--muted);
  background: var(--surface);
  border-top: 1px solid var(--border);
}

.footer-content {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  justify-content: space-between;
}

.footer-content p {
  margin: 0;
}

@media (max-width: 680px) {
  .container {
    width: min(100% - 1.25rem, 960px);
  }

  .hero {
    padding: 3.25rem 0 2rem;
  }

  .hero-copy {
    font-size: 1.05rem;
  }

  h1 {
    font-size: 2.5rem;
  }

  .guidance-card h3 {
    font-size: 2.5rem;
  }

  .guidance-card p {
    font-size: 1.05rem;
  }

  .guidance,
  .faq {
    padding: 1.75rem 0;
  }

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

  .guidance-card {
    min-height: auto;
  }

  summary {
    padding: 1rem;
  }

  details p,
  details ul {
    padding: 0 1rem 1rem;
  }

  details ul {
    padding-left: 2.25rem;
  }
}