:root {
  --blue: #0d4ea6;
  --blue-dark: #083a7d;
  --line: #d7dde8;
  --bg: #f3f6fb;
  --text: #1f2937;
  --muted: #5d6b80;
  --field: #fbfcff;
  --white: #ffffff;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

.ov-form-wrap {
  width: min(100%, 980px);
  margin: 0 auto;
  padding: clamp(14px, 3vw, 40px);
}

.ov-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 10px 32px rgba(15, 23, 42, .08);
  overflow: hidden;
}

.ov-header {
  padding: clamp(24px, 5vw, 42px);
  border-top: 8px solid var(--blue);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
}

.ov-kicker {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .02em;
}

.ov-header h1 {
  margin: 0;
  color: var(--blue);
  font-size: clamp(28px, 4vw, 38px);
  line-height: 1.15;
}

.ov-intro {
  max-width: 720px;
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 17px;
}

form {
  padding: clamp(22px, 5vw, 42px);
}

h2 {
  margin: 30px 0 18px;
  padding: 10px 14px;
  background: var(--blue);
  color: #fff;
  border-radius: 8px;
  font-size: 18px;
  line-height: 1.25;
}

form > h2:first-child { margin-top: 0; }

label {
  display: block;
  margin-bottom: 16px;
  font-weight: 700;
}

input, textarea {
  width: 100%;
  min-height: 46px;
  margin-top: 7px;
  padding: 12px 13px;
  border: 1px solid #b9c4d6;
  border-radius: 8px;
  background: var(--field);
  color: var(--text);
  font: inherit;
}

textarea {
  resize: vertical;
  min-height: 130px;
}

input:focus, textarea:focus {
  border-color: var(--blue);
  outline: 3px solid rgba(13,78,166,.14);
  background: #fff;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.check {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-weight: 400;
}

.check input {
  flex: 0 0 auto;
  width: 18px;
  min-height: 18px;
  margin-top: 3px;
}

.sendbox {
  margin-top: 32px;
  padding: clamp(20px, 4vw, 28px);
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #f8fafc;
}

.sendbox h2 {
  margin-top: 0;
}

.sendbox p {
  margin: 0 0 16px;
  color: var(--muted);
}

button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  margin-top: 4px;
  padding: 13px 22px;
  border-radius: 8px;
  border: 0;
  background: var(--blue);
  color: #fff;
  font-weight: 700;
  font-size: 16px;
  cursor: pointer;
}

button:hover { background: var(--blue-dark); }
button:focus-visible { outline: 3px solid rgba(13,78,166,.25); outline-offset: 2px; }

a { color: var(--blue); font-weight: 700; }

@media (max-width: 720px) {
  .grid { grid-template-columns: 1fr; gap: 0; }
  .ov-card { border-radius: 12px; }
  button { width: 100%; }
}

@media (max-width: 420px) {
  .ov-form-wrap { padding: 10px; }
  .ov-header, form { padding-left: 18px; padding-right: 18px; }
  h2 { font-size: 17px; }
}