* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, Arial, sans-serif; color: #222; }
.header { background: #f5f5f5; padding: 16px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; }
.brand { display: flex; align-items: center; gap: 12px; }
.logo { height: 56px; width: auto; border-radius: 8px; }
.logo.small { height: 48px; }
.nav a { margin: 0 8px; text-decoration: none; color: #333; font-weight: 500; }
.section { padding: 48px 18px; max-width: 1000px; margin: 0 auto; }
.section.alt { background: #fafafa; }
.section h2 { margin-top: 0; font-size: 28px; }
.split { display: grid; grid-template-columns: 1fr; gap: 16px; align-items: start; }
.photo { width: 100%; max-width: 520px; border-radius: 12px; box-shadow: 0 6px 18px rgba(0,0,0,.08); }
.form { display: grid; gap: 12px; max-width: 420px; margin: 0 auto 12px; }
.form input, .form textarea { width: 100%; padding: 12px; border: 1px solid #ddd; border-radius: 8px; }
.form textarea { min-height: 120px; resize: vertical; }
.form button { padding: 12px 18px; border: 0; border-radius: 10px; background: #222; color: #fff; cursor: pointer; }
.form button:hover { opacity: .9; }
.social { text-align: center; margin-top: 10px; }
.footer { background: #222; color: #fff; text-align: center; padding: 18px; margin-top: 32px; }
@media (min-width: 800px) {
  .split { grid-template-columns: 1fr 1fr; }
}