:root {
  --primary: #1b6ca8;
  --primary-dark: #14507c;
  --bg: #f7f9fb;
  --text: #1f2937;
  --border: #d1d9e0;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 20px;
}

header {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  padding: 48px 0 36px;
  text-align: center;
}

header h1 {
  margin: 0 0 8px;
  font-size: 2rem;
}

.site-nav {
  margin-top: 18px;
  display: flex;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
}

.site-nav a {
  color: #fff;
  text-decoration: none;
  font-size: 0.95rem;
  opacity: 0.9;
  border-bottom: 1px solid transparent;
}

.site-nav a:hover {
  opacity: 1;
  border-bottom-color: #fff;
}

footer .site-nav a {
  color: var(--primary);
}

footer .site-nav {
  margin-bottom: 12px;
}

.subtitle {
  margin: 0;
  font-size: 1.1rem;
  opacity: 0.9;
}

main {
  padding: 40px 20px;
}

.intro, .trust {
  margin-bottom: 36px;
}

h2 {
  color: var(--primary-dark);
}

.form-section {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 28px;
}

#eligibility-form {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.form-row {
  flex: 1 1 100%;
  display: flex;
  flex-direction: column;
}

.form-row.half {
  flex: 1 1 calc(50% - 8px);
}

label {
  font-weight: 600;
  margin-bottom: 6px;
  font-size: 0.95rem;
}

input[type="text"],
input[type="tel"],
input[type="number"],
input[type="date"] {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 1rem;
}

.checkbox-row {
  flex-direction: row;
  align-items: flex-start;
  gap: 10px;
}

.checkbox-row input {
  margin-top: 4px;
}

.checkbox-row label {
  font-weight: 400;
  font-size: 0.72rem;
  color: #6b7280;
  line-height: 1.4;
}

button[type="submit"] {
  flex: 1 1 100%;
  background: var(--primary);
  color: #fff;
  border: none;
  padding: 14px;
  font-size: 1.05rem;
  font-weight: 600;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.15s ease;
}

button[type="submit"]:hover {
  background: var(--primary-dark);
}

ul {
  padding-left: 20px;
}

footer {
  text-align: center;
  padding: 24px 0;
  color: #6b7280;
  font-size: 0.9rem;
}

footer a {
  color: var(--primary);
}

.disclaimer {
  font-size: 0.78rem;
  color: #9aa3af;
  max-width: 640px;
  margin: 0 auto 14px;
  line-height: 1.5;
}

.trust-badge {
  display: inline-block;
  margin: 14px auto 0;
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 999px;
  font-size: 0.8rem;
  letter-spacing: 0.02em;
}

.call-link {
  margin: 12px 0 0;
  font-size: 0.95rem;
}

.call-link a {
  color: #fff;
  font-weight: 600;
  text-decoration: underline;
}

.call-link-alt {
  text-align: center;
  margin: 14px 0 0;
  font-size: 0.9rem;
  color: #6b7280;
}

.call-link-alt a {
  color: var(--primary);
  font-weight: 600;
}

#estimator-form input[type="number"] {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 1rem;
  width: 100%;
  margin-bottom: 16px;
}

#estimate-btn {
  background: var(--primary);
  color: #fff;
  border: none;
  padding: 14px;
  font-size: 1.05rem;
  font-weight: 600;
  border-radius: 6px;
  cursor: pointer;
  width: 100%;
  transition: background 0.15s ease;
}

#estimate-btn:hover {
  background: var(--primary-dark);
}

.estimator-result-box {
  margin-top: 20px;
  padding: 18px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.estimator-note {
  margin-top: 16px;
  color: #6b7280;
  font-size: 0.9rem;
}