:root {
  --ink: #16202b;
  --muted: #55626f;
  --line: #dde3e9;
  --bg: #f7f8fa;
  --card: #ffffff;
  --accent: #0f5c8c;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
a { color: var(--accent); }
.wrap { max-width: 760px; margin: 0 auto; padding: 0 20px; }
header.site { background: var(--card); border-bottom: 1px solid var(--line); }
header.site .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 24px; padding-top: 16px; padding-bottom: 16px; }
.brand { font-weight: 700; font-size: 22px; letter-spacing: 0.02em; color: var(--ink); text-decoration: none; }
nav a { margin-left: 18px; text-decoration: none; font-size: 15px; }
nav a:first-child { margin-left: 0; }
main { padding: 40px 0 56px; }
h1 { font-size: 34px; line-height: 1.2; margin: 0 0 16px; }
h2 { font-size: 22px; margin: 36px 0 10px; }
p, li { color: var(--ink); }
.lead { font-size: 20px; color: var(--muted); margin: 0 0 28px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 24px; margin: 20px 0; }
.btn { display: inline-block; background: var(--accent); color: #fff; border: 0; border-radius: 8px; padding: 13px 22px; font-size: 17px; font-weight: 600; text-decoration: none; cursor: pointer; }
label { display: block; font-weight: 600; margin: 18px 0 6px; }
input[type="text"], input[type="tel"], input[type="email"] { width: 100%; padding: 12px; font-size: 17px; border: 1px solid #b8c2cc; border-radius: 8px; background: #fff; color: var(--ink); }
.check { display: flex; gap: 12px; align-items: flex-start; margin: 20px 0; font-weight: 400; }
.check input { margin-top: 6px; width: 18px; height: 18px; flex: none; }
.small { font-size: 15px; color: var(--muted); }
.notice { border-left: 4px solid var(--accent); background: #eef5fa; padding: 14px 16px; border-radius: 4px; margin: 20px 0; }
footer.site { border-top: 1px solid var(--line); padding: 24px 0 40px; font-size: 15px; color: var(--muted); }
footer.site a { margin-right: 16px; }