:root { font-family: Arial, Helvetica, sans-serif; }
* { box-sizing: border-box; }
body { margin: 0; color: #0b2448; background: #f7faff; }
.fb-header {
  min-height: 78px; padding: 0 6%; background: #fff; border-bottom: 1px solid #e3ebf5;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
}
.fb-brand { color: #0b2448; font-size: 25px; font-weight: 800; text-decoration: none; }
.fb-brand span { color: #2563eb; }
.fb-back { color: #2563eb; font-weight: 700; text-decoration: none; }
.fb-main { padding: 70px 20px 90px; }
.fb-wrap { max-width: 760px; margin: 0 auto; }
.fb-intro { text-align: center; margin-bottom: 30px; }
.fb-kicker { color: #2563eb; font-size: 12px; font-weight: 800; letter-spacing: .12em; }
.fb-intro h1 { margin: 12px 0; font-size: clamp(38px, 6vw, 58px); line-height: 1.05; }
.fb-intro p { margin: 0 auto; max-width: 650px; color: #5c718f; font-size: 18px; line-height: 1.65; }
.fb-card {
  background: #fff; border: 1px solid #d7e3f2; border-radius: 22px; padding: 34px;
  box-shadow: 0 18px 50px rgba(15,42,82,.08);
}
.fb-card label:not(.fb-check) { display: block; margin: 0 0 8px; font-weight: 800; }
.fb-card input[type="text"], .fb-card input[type="email"], .fb-card select, .fb-card textarea {
  width: 100%; margin: 0 0 22px; padding: 15px 16px; border: 1px solid #cfdceb;
  border-radius: 12px; background: #fff; color: #142d50; font: inherit;
}
.fb-card textarea { resize: vertical; min-height: 150px; }
.fb-card input:focus, .fb-card select:focus, .fb-card textarea:focus {
  outline: 2px solid rgba(37,99,235,.18); border-color: #2563eb;
}
.fb-check { display: flex; gap: 11px; align-items: flex-start; margin: 2px 0 22px; color: #5c718f; line-height: 1.5; }
.fb-check input { margin-top: 4px; flex: 0 0 auto; }
.fb-card button {
  width: 100%; border: 0; border-radius: 12px; padding: 16px 20px; background: #2563eb;
  color: #fff; font: inherit; font-weight: 800; cursor: pointer;
}
.fb-note { margin: 16px 0 0; color: #71839c; font-size: 13px; line-height: 1.5; text-align: center; }
@media (max-width: 650px) {
  .fb-header { padding: 0 20px; }
  .fb-back { font-size: 13px; }
  .fb-main { padding: 44px 16px 60px; }
  .fb-card { padding: 24px 20px; }
}