:root {
  --bg: #14151C;
  --surface: #1E2029;
  --surface-2: #262933;
  --text: #F5F1E6;
  --muted: #9AA0AE;
  --accent: #1FA083;
  --accent-2: #2EC9A6;
  --border: #333744;
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #F7F0E0;
    --surface: #FFFFFF;
    --surface-2: #EFE6D1;
    --text: #1B2340;
    --muted: #5B6486;
    --accent: #17836A;
    --accent-2: #1FA083;
    --border: #E3DAC4;
  }
}
* { box-sizing: border-box; }
html, body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 32px 22px 80px;
}
header.top {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 26px;
}
header.top .brand {
  font-weight: 700;
  letter-spacing: -0.2px;
  font-size: 18px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
header.top .brand a { color: inherit; text-decoration: none; display: inline-flex; align-items: center; gap: 8px; }
.logo {
  width: 28px; height: 28px; border-radius: 8px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  display: inline-flex; align-items: center; justify-content: center;
  color: #fff; font-size: 14px;
  box-shadow: 0 4px 14px rgba(31, 160, 131, 0.35);
}
.hero {
  margin: 8px 0 28px;
  padding: 28px 24px;
  background: linear-gradient(135deg, rgba(31,160,131,0.12) 0%, rgba(31,160,131,0.02) 100%);
  border: 1px solid var(--border);
  border-radius: 16px;
}
h1 {
  font-size: 34px;
  letter-spacing: -0.6px;
  margin: 0 0 6px;
  line-height: 1.15;
}
.updated {
  color: var(--muted);
  font-size: 14px;
  margin: 0;
}
h2 {
  font-size: 20px;
  margin: 32px 0 10px;
  letter-spacing: -0.2px;
}
h3 { font-size: 16px; margin: 22px 0 6px; }
p, li { font-size: 15.5px; color: var(--text); }
a { color: var(--accent); }
ul { padding-left: 22px; }
.contact {
  margin-top: 36px;
  padding: 18px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 16px 0 8px;
}
.feature {
  padding: 14px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  font-size: 14.5px;
}
.feature .ic { color: var(--accent); margin-right: 6px; }
@media (max-width: 540px) {
  .feature-grid { grid-template-columns: 1fr; }
  h1 { font-size: 28px; }
}
footer {
  margin-top: 48px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 13px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
footer a { color: var(--muted); text-decoration: none; }
footer a:hover { color: var(--accent); }