* {
  box-sizing: border-box;
}

:root {
  --primary: #1f4e78;
  --primary-dark: #153650;
  --background: #eef4f8;
  --card: #ffffff;
  --text: #17212b;
  --muted: #5d6b78;
  --border: #d8e2ea;
  --success: #176b3a;
  --success-bg: #eaf7ef;
  --error: #9d2222;
  --error-bg: #fff0f0;
}

body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(135deg, #e7f0f6, #f8fbfd);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
}

.page-shell {
  width: 100%;
  padding: 42px 18px;
}

.card {
  width: min(100%, 720px);
  margin: 0 auto;
  padding: 34px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: 0 18px 45px rgba(31, 78, 120, 0.12);
}

.badge {
  display: inline-block;
  margin-bottom: 12px;
  padding: 7px 12px;
  border-radius: 999px;
  background: #dceaf4;
  color: var(--primary-dark);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

h1 {
  margin: 0 0 14px;
  font-size: clamp(28px, 5vw, 42px);
  line-height: 1.12;
}

.intro {
  margin: 0 0 28px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.65;
}

.field {
  margin-bottom: 24px;
  padding: 0;
  border: 0;
}

label,
legend {
  display: block;
  margin-bottom: 9px;
  font-size: 16px;
  font-weight: 700;
}

input[type="text"] {
  width: 100%;
  min-height: 52px;
  padding: 13px 15px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
  color: var(--text);
  font-size: 16px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

input[type="text"]:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(31, 78, 120, 0.12);
}

.radio-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.radio-card {
  position: relative;
  margin: 0;
  cursor: pointer;
}

.radio-card input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.radio-card span {
  display: flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
  font-weight: 700;
  transition: 0.2s;
}

.radio-card input:checked + span {
  border-color: var(--primary);
  background: #e7f0f7;
  color: var(--primary-dark);
  box-shadow: inset 0 0 0 1px var(--primary);
}

.radio-card input:focus-visible + span {
  box-shadow: 0 0 0 4px rgba(31, 78, 120, 0.14);
}

.consent {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin: 2px 0 24px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 400;
  line-height: 1.5;
}

.consent input {
  margin-top: 3px;
}

button {
  width: 100%;
  min-height: 54px;
  border: 0;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  font-size: 17px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}

button:hover {
  background: var(--primary-dark);
}

button:active {
  transform: translateY(1px);
}

button:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.message {
  display: none;
  margin-bottom: 22px;
  padding: 14px 16px;
  border-radius: 10px;
  line-height: 1.5;
}

.message.success,
.message.error {
  display: block;
}

.message.success {
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid #b9e0c7;
}

.message.error {
  background: var(--error-bg);
  color: var(--error);
  border: 1px solid #efc0c0;
}

.privacy-note {
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
  text-align: center;
}

.hidden,
.honeypot {
  display: none !important;
}

@media (max-width: 600px) {
  .page-shell {
    padding: 18px 12px;
  }

  .card {
    padding: 24px 18px;
    border-radius: 14px;
  }

  .radio-grid {
    grid-template-columns: 1fr;
  }

  .intro {
    font-size: 16px;
  }
}