:root {
  --bg-color: #FEFBF4;
  --text-color: #1C1917;
  --text-muted: #57534E;
  --border-color: #E7E5E4;
  --accent-color: #B45309;
  --accent-hover: #92400E;
  --btn-bg: #F59E0B;
  --btn-text: #0C0E14;
  --btn-hover: #D97706;
  --badge-bg: #F3E8D2;
  --badge-text: #78350F;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg-color: #0C0E14;
    --text-color: #F4F4F5;
    --text-muted: #A1A1AA;
    --border-color: #27272A;
    --accent-color: #F59E0B;
    --accent-hover: #FBBF24;
    --btn-bg: #F59E0B;
    --btn-text: #0C0E14;
    --btn-hover: #FBBF24;
    --badge-bg: #2A2415;
    --badge-text: #FDE68A;
  }
}

*, *::before, *::after {
  box-sizing: border-box;
}

html {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-header {
  border-bottom: 1px solid var(--border-color);
  padding: 0.75rem 1.25rem;
  background-color: var(--bg-color);
}

.header-container {
  max-width: 68ch;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-color);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.15rem;
  min-height: 44px;
}

.beta-badge {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  background-color: var(--badge-bg);
  color: var(--badge-text);
  vertical-align: middle;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.header-nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.header-nav a:hover,
.header-nav a.active {
  color: var(--text-color);
  text-decoration: underline;
  text-underline-offset: 4px;
}

main {
  flex: 1;
  padding: 2.5rem 1.25rem 4rem;
}

.content-container {
  max-width: 68ch;
  margin: 0 auto;
}

h1 {
  font-size: clamp(2rem, 5vw, 2.75rem);
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin: 0 0 1.5rem;
  font-weight: 700;
}

h2 {
  font-size: 1.35rem;
  line-height: 1.4;
  margin: 2.5rem 0 1rem;
  font-weight: 600;
}

p {
  margin: 0 0 1.25rem;
  font-size: 1.05rem;
}

ul {
  margin: 0 0 1.5rem;
  padding-left: 1.35rem;
}

li {
  margin-bottom: 0.65rem;
  font-size: 1.05rem;
}

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

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

.cta-block {
  margin: 2.25rem 0 3rem;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.75rem 1.75rem;
  background-color: var(--btn-bg);
  color: var(--btn-text);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  border-radius: 4px;
  transition: background-color 0.15s ease;
}

.cta-button:hover {
  background-color: var(--btn-hover);
  color: var(--btn-text);
  text-decoration: none;
}

.cross-links {
  margin-top: 3.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
}

.cross-links-title {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 1rem;
  font-weight: 600;
}

.cross-links-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.cross-links-list li {
  margin: 0;
}

.cross-links-list a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--text-color);
  text-decoration: none;
  font-size: 1rem;
}

.cross-links-list a:hover {
  color: var(--accent-color);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.site-footer {
  border-top: 1px solid var(--border-color);
  padding: 2rem 1.25rem;
  background-color: var(--bg-color);
}

.footer-container {
  max-width: 68ch;
  margin: 0 auto;
  font-size: 0.9rem;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.footer-nav a {
  color: var(--text-muted);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}

.footer-nav a:hover {
  color: var(--text-color);
  text-decoration: underline;
}

.footer-meta {
  line-height: 1.5;
}