:root {
  --fg: #1d1d1f;
  --muted: #6e6e73;
  --accent: #0071e3;
  --line: #e5e5e7;
  --bg: #ffffff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", "Hiragino Sans", "Yu Gothic", sans-serif;
  color: var(--fg);
  background: var(--bg);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
}

.site-header {
  border-bottom: 1px solid var(--line);
  padding: 18px 0;
}

.brand {
  font-size: 20px;
  font-weight: 600;
  color: var(--fg);
  text-decoration: none;
  letter-spacing: 0.02em;
}

main {
  padding: 48px 24px 64px;
}

.hero h1 {
  font-size: 40px;
  margin: 0 0 12px;
  letter-spacing: 0.02em;
}

.lead {
  font-size: 18px;
  color: var(--muted);
  margin: 0;
}

h2 {
  font-size: 24px;
  margin: 8px 0 16px;
}

hr {
  border: none;
  border-top: 1px solid var(--line);
  margin: 48px 0;
}

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

.muted { color: var(--muted); }

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-width: 480px;
  margin: 24px 0;
}

.contact-form label {
  font-size: 14px;
  font-weight: 600;
  margin-top: 12px;
}

.contact-form input,
.contact-form textarea {
  font: inherit;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fafafa;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: #fff;
}

.contact-form button {
  margin-top: 20px;
  align-self: flex-start;
  font: inherit;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  border: none;
  border-radius: 980px;
  padding: 12px 28px;
  cursor: pointer;
}

.contact-form button:hover { opacity: 0.9; }

.button {
  display: inline-block;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  text-decoration: none;
  border-radius: 980px;
  padding: 12px 28px;
}

.button:hover { opacity: 0.9; }

.site-footer {
  border-top: 1px solid var(--line);
  padding: 24px 0;
  color: var(--muted);
  font-size: 14px;
  text-align: center;
}

.policy h2 { margin-top: 36px; }
.policy h1 { font-size: 32px; }