:root {
  --color-primary: #123D6D;
  --color-primary-dark: #0F2E53;
  --color-accent: #0099EE;
  --color-accent-light: #e6f4fd;
  --color-text: #2E2E2E;
  --color-text-muted: #666666;
  --color-bg: #FFFFFF;
  --color-bg-alt: #F1F1F1;
  --color-border: #e0e0e0;
  --radius: 12px;
  --shadow: 0 4px 24px rgba(18, 61, 109, 0.08);
  --font: 'Source Sans 3', system-ui, -apple-system, sans-serif;
  --max-width: 720px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg-alt);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.site-header {
  background: var(--color-primary);
  padding: 1rem 0;
  box-shadow: var(--shadow);
}

.header-inner {
  display: flex;
  align-items: center;
}

.logo {
  height: 40px;
  width: auto;
}

.site-main {
  flex: 1;
  padding: 2rem 0 3rem;
}

.site-footer {
  background: var(--color-primary-dark);
  color: #f1f1f1;
  padding: 1.5rem 0;
  font-size: 0.9rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  align-items: flex-start;
}

.footer-links {
  display: flex;
  gap: 1.25rem;
}

.footer-links a,
.site-footer a {
  color: #cce8ff;
  text-decoration: none;
}

.footer-links a:hover,
.site-footer a:hover {
  text-decoration: underline;
}

.card {
  background: var(--color-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2rem;
}

.hero-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-accent);
  margin: 0 0 0.5rem;
}

h1 {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  line-height: 1.2;
  color: var(--color-primary);
  margin: 0 0 1rem;
  font-weight: 700;
}

h2 {
  font-size: 1.25rem;
  color: var(--color-primary);
  margin: 1.5rem 0 0.75rem;
  font-weight: 600;
}

p { margin: 0 0 1rem; }

.lead {
  font-size: 1.125rem;
  color: var(--color-text-muted);
}

.benefits {
  list-style: none;
  padding: 0;
  margin: 1rem 0;
}

.benefits li {
  padding: 0.35rem 0 0.35rem 1.5rem;
  position: relative;
}

.benefits li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: 999px;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.15s, box-shadow 0.15s, background 0.15s;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
}

.btn-primary:hover {
  background: #0088d4;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 153, 238, 0.35);
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.btn-secondary {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-primary);
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.progress-wrap {
  margin-bottom: 1.5rem;
}

.progress-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}

.progress-bar {
  height: 8px;
  background: var(--color-border);
  border-radius: 4px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border-radius: 4px;
  transition: width 0.3s ease;
}

.question-number {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.question-text {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  margin-bottom: 1.5rem;
  line-height: 1.45;
}

.likert-scale {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.likert-option {
  position: relative;
}

.likert-option input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.likert-option label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.875rem 1rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  font-weight: 500;
}

.likert-option label:hover {
  border-color: var(--color-accent);
  background: var(--color-accent-light);
}

.likert-option input:checked + label {
  border-color: var(--color-accent);
  background: var(--color-accent-light);
  box-shadow: 0 0 0 1px var(--color-accent);
}

.likert-value {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--color-bg-alt);
  font-weight: 700;
  color: var(--color-primary);
  flex-shrink: 0;
}

.likert-option input:checked + label .likert-value {
  background: var(--color-accent);
  color: #fff;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 560px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--color-primary-dark);
}

.form-group input[type="email"],
.form-group input[type="text"] {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font);
  font-size: 1rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color 0.15s;
}

.form-group input:focus {
  outline: none;
  border-color: var(--color-accent);
}

.checkbox-group {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}

.checkbox-group input {
  margin-top: 0.25rem;
  width: 1.125rem;
  height: 1.125rem;
  flex-shrink: 0;
  accent-color: var(--color-accent);
}

.checkbox-group label {
  font-weight: 400;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.checkbox-group a {
  color: var(--color-accent);
}

.hp-field {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  overflow: hidden;
}

.alert {
  padding: 0.875rem 1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

.alert-error {
  background: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

.alert-success {
  background: #f0fdf4;
  color: #166534;
  border: 1px solid #bbf7d0;
}

.text-center { text-align: center; }

.icon-check {
  width: 64px;
  height: 64px;
  background: var(--color-accent-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 2rem;
  color: var(--color-accent);
}

@media (max-width: 480px) {
  .card { padding: 1.25rem; }
  .btn { width: 100%; }
  .btn-group { flex-direction: column; }
}