:root {
  --indigo: #6366f1;
  --purple: #8b5cf6;
  --amber: #f59e0b;
  --ink: #0c0a26;
  --muted: #6b7280;
  --bg: #fafaf7;
  --card: #f3f3ed;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", system-ui, sans-serif;
  background: var(--bg);
  color: var(--ink);
  margin: 0;
  padding: 0;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

header {
  padding: 32px 24px 16px;
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--indigo), var(--purple));
  color: white;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 14px;
  letter-spacing: -0.5px;
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.28);
}

.brand {
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.3px;
  color: var(--ink);
  text-decoration: none;
}

h1 {
  font-size: 32px;
  letter-spacing: -0.5px;
  line-height: 1.2;
  margin: 0 0 8px;
}

.subtitle {
  color: var(--muted);
  margin: 0 0 40px;
  font-size: 15px;
}

h2 {
  font-size: 20px;
  letter-spacing: -0.3px;
  margin: 40px 0 12px;
}

p, li {
  font-size: 15px;
  color: #1f2937;
}

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

.card {
  background: var(--card);
  border-radius: 16px;
  padding: 24px;
  margin: 24px 0;
}

.footer {
  border-top: 1px solid #e5e7eb;
  padding: 32px 24px;
  max-width: 720px;
  margin: 32px auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  color: var(--muted);
  font-size: 13px;
}

.footer a { color: var(--muted); text-decoration: none; }
.footer a:hover { color: var(--ink); }

code {
  background: var(--card);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 13px;
}

.hero {
  text-align: center;
  padding: 64px 24px 48px;
}

.hero .logo-big {
  width: 80px;
  height: 80px;
  border-radius: 20px;
  margin: 0 auto 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  background: linear-gradient(135deg, var(--indigo), var(--purple));
  color: white;
  font-weight: 800;
  letter-spacing: -0.5px;
  box-shadow: 0 16px 40px rgba(99, 102, 241, 0.3);
}

.hero h1 { font-size: 40px; margin-bottom: 12px; }
.hero p { max-width: 520px; margin: 0 auto; color: var(--muted); font-size: 17px; }

.divider {
  width: 40px;
  height: 3px;
  background: linear-gradient(90deg, var(--amber), #f97316);
  border-radius: 2px;
  margin: 16px auto 20px;
}