:root {
  color-scheme: light;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #1f2430;
  background: #f8f7ff;
}

* { box-sizing: border-box; }
body { margin: 0; }
main { width: min(760px, calc(100% - 40px)); margin: 0 auto; padding: 56px 0 72px; }
a { color: #5538d9; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: #5538d9; font-weight: 800; text-decoration: none; }
.brand img { width: 34px; height: 34px; }
nav { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 24px; }
h1 { margin: 22px 0 12px; font-size: clamp(2rem, 8vw, 3.5rem); line-height: 1; }
h2 { margin: 30px 0 8px; font-size: 1.18rem; }
p, li { color: #535b70; line-height: 1.7; }
ol, ul { padding-left: 22px; }
.card {
  margin-top: 28px;
  padding: clamp(22px, 5vw, 32px);
  background: #fff;
  border: 1px solid #e2e4ee;
  border-radius: 16px;
  box-shadow: 0 6px 0 rgba(31, 36, 48, .08);
}
label { display: block; margin: 18px 0 6px; font-weight: 700; }
input, select, textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid #b9bfd0;
  border-radius: 9px;
  background: #fff;
  font: inherit;
}
textarea { min-height: 140px; resize: vertical; }
button {
  width: 100%;
  margin-top: 16px;
  padding: 13px;
  border: 0;
  border-radius: 9px;
  background: #6c4cf1;
  color: #fff;
  font: 700 1rem system-ui;
  cursor: pointer;
}
.note { font-size: .9rem; }
.trap { position: absolute; left: -10000px; }