:root {
  --bg: #F2EEE7;
  --surface: #FFFFFF;
  --text: #1A1714;
  --text2: #615A52;
  --text3: #9A938A;
  --line: rgba(26, 23, 20, 0.08);
  --line2: rgba(26, 23, 20, 0.14);
  --clay: #C66B3D;
  --clay-100: #F4E2D5;
  --clay-50: #FBF5EF;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0F0E0C;
    --surface: #1B1916;
    --text: #F4EFE6;
    --text2: rgba(244, 239, 230, 0.62);
    --text3: rgba(244, 239, 230, 0.36);
    --line: rgba(244, 239, 230, 0.10);
    --line2: rgba(244, 239, 230, 0.16);
    --clay: #E08A5F;
    --clay-100: rgba(224, 138, 95, 0.20);
    --clay-50: rgba(224, 138, 95, 0.10);
  }
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC",
    "Hiragino Sans GB", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  letter-spacing: -0.011em;
  min-height: 100vh;
}

a {
  color: var(--clay);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 22px 64px;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 22px;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: rgba(242, 238, 231, 0.88);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  z-index: 10;
}

@media (prefers-color-scheme: dark) {
  .topbar {
    background: rgba(15, 14, 12, 0.78);
  }
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 15px;
  color: var(--text);
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: var(--clay);
  color: white;
  font-size: 14px;
  font-weight: 800;
}

.topbar nav {
  margin-left: auto;
  display: flex;
  gap: 18px;
  font-size: 14px;
}

.topbar nav a {
  color: var(--text2);
  font-weight: 500;
}

.topbar nav a:hover {
  color: var(--text);
  text-decoration: none;
}

h1 {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.18;
  margin-bottom: 14px;
}

.lede {
  font-size: 17px;
  color: var(--text2);
  margin-bottom: 30px;
}

.meta {
  font-size: 13px;
  color: var(--text3);
  margin-bottom: 28px;
}

h2 {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-top: 36px;
  margin-bottom: 12px;
  color: var(--text);
}

h3 {
  font-size: 16px;
  font-weight: 600;
  margin-top: 22px;
  margin-bottom: 8px;
  color: var(--text);
}

p {
  font-size: 16px;
  margin-bottom: 14px;
  color: var(--text);
}

ul, ol {
  padding-left: 22px;
  margin-bottom: 14px;
}

li {
  font-size: 16px;
  margin-bottom: 6px;
  color: var(--text);
}

li strong {
  color: var(--text);
}

.callout {
  background: var(--clay-50);
  border: 1px solid var(--clay-100);
  border-radius: 14px;
  padding: 14px 18px;
  margin: 18px 0;
  font-size: 15px;
  color: var(--text);
}

.cta-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin: 24px 0 8px;
}

.btn-primary, .btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 15px;
  font-weight: 600;
  height: 44px;
  padding: 0 20px;
  border-radius: 12px;
  text-decoration: none;
}

.btn-primary {
  background: var(--clay);
  color: white;
}

.btn-primary:hover {
  background: #A85530;
  text-decoration: none;
}

.btn-secondary {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--line2);
}

footer {
  border-top: 1px solid var(--line);
  margin-top: 48px;
  padding: 24px 22px 40px;
  text-align: center;
  font-size: 13px;
  color: var(--text3);
}

footer a {
  color: var(--text2);
  margin: 0 6px;
}

/* Hero on landing */
.hero {
  text-align: center;
  padding: 60px 0 36px;
}

.hero h1 {
  font-size: 44px;
  margin-bottom: 14px;
}

.hero .lede {
  font-size: 18px;
  max-width: 540px;
  margin: 0 auto 28px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin: 30px 0;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px;
}

.feature-card h3 {
  margin-top: 0;
}

.feature-card p {
  font-size: 14px;
  color: var(--text2);
  margin-bottom: 0;
}