:root {
  --navy: #1F3A5F;
  --tan: #D4A96A;
  --ink: #1d2430;
  --muted: #5b6573;
  --bg: #ffffff;
  --soft: #f5f1ea;
}

* { box-sizing: border-box; }

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

.container {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 20px;
}

h1, h2, h3 {
  color: var(--navy);
  line-height: 1.25;
}

h1 { font-size: 2.2rem; margin: 0 0 16px; }
h2 { font-size: 1.5rem; margin: 32px 0 12px; }
h3 { font-size: 1.2rem; margin: 0 0 8px; }

section { padding: 24px 0; }

.site-header {
  background: var(--navy);
  padding: 16px 0;
}

.brand {
  color: #ffffff;
  font-weight: 700;
  text-decoration: none;
  font-size: 1.1rem;
}

.hero {
  background: var(--soft);
  padding: 48px 0;
  text-align: left;
}

.lead {
  font-size: 1.15rem;
  color: var(--muted);
  max-width: 640px;
}

.button {
  display: inline-block;
  background: var(--navy);
  color: #ffffff;
  padding: 14px 24px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
  border: 0;
  font-size: 1rem;
  cursor: pointer;
}

.button:hover { background: #162c48; }

.card {
  border: 2px solid var(--tan);
  border-radius: 8px;
  padding: 24px;
  max-width: 560px;
}

.topics {
  padding-left: 20px;
}

.topics li { margin-bottom: 8px; }

.two-col {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

@media (min-width: 800px) {
  .two-col { grid-template-columns: 3fr 2fr; }
}

.register-form {
  background: var(--soft);
  padding: 24px;
  border-radius: 8px;
}

.register-form h2 { margin-top: 0; }

.register-form label {
  display: block;
  font-weight: 600;
  margin: 14px 0 6px;
}

.register-form input[type="text"],
.register-form input[type="email"],
.register-form input[type="tel"] {
  width: 100%;
  padding: 12px;
  font-size: 1rem;
  border: 1px solid #c9ced6;
  border-radius: 6px;
}

.register-form .consent {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-weight: 400;
  font-size: 0.9rem;
  color: var(--muted);
}

.register-form .consent input { margin-top: 4px; }

.register-form .button { margin-top: 18px; width: 100%; }

.placeholder {
  background: #fff7e0;
  border: 1px dashed var(--tan);
  padding: 6px 10px;
  border-radius: 4px;
  color: #6b5320;
  font-size: 0.95rem;
}

.site-footer {
  background: var(--soft);
  padding: 24px 0;
  font-size: 0.85rem;
  color: var(--muted);
}

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