:root {
  --site-bg: #f4f7fb;
  --site-text: #142033;
  --site-muted: #64748b;
  --site-card: #ffffff;
  --site-accent: #7c3aed;
  --site-accent-dark: #5b21b6;
  --site-border: #dbe3ef;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Georgia, 'Times New Roman', serif;
  background: var(--site-bg);
  color: var(--site-text);
  line-height: 1.6;
}
a { color: inherit; }
.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.site-header { background: #ffffff; border-bottom: 3px solid var(--site-border); position: sticky; top: 0; z-index: 10; }
.nav-wrap { display: flex; align-items: center; justify-content: space-between; min-height: 72px; gap: 20px; }
.brand { font: 800 26px Arial, sans-serif; text-decoration: none; color: var(--site-accent-dark); letter-spacing: -0.04em; }
.navigation { display: flex; gap: 18px; flex-wrap: wrap; }
.navigation a { font: 700 14px Arial, sans-serif; text-decoration: none; color: var(--site-muted); }
.hero { padding: 78px 0; background: linear-gradient(135deg, #f7f3ff, #eaf7ff); }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 30px; align-items: center; }
.eyebrow { font: 800 13px Arial, sans-serif; text-transform: uppercase; letter-spacing: .14em; color: var(--site-accent); }
h1, h2, h3 { font-family: Arial, sans-serif; line-height: 1.1; margin: 0 0 14px; }
h1 { font-size: clamp(38px, 6vw, 68px); letter-spacing: -0.06em; }
h2 { font-size: clamp(28px, 4vw, 42px); letter-spacing: -0.04em; }
h3 { font-size: 22px; }
.lead, .section-intro { color: var(--site-muted); font-size: 18px; max-width: 780px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }
.button { border: 0; display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 46px; padding: 0 18px; border-radius: 999px; background: var(--site-accent); color: white; text-decoration: none; font: 800 15px Arial, sans-serif; cursor: pointer; box-shadow: 0 10px 24px rgba(124,58,237,.25); }
.button.secondary { background: #ffffff; color: var(--site-accent-dark); border: 2px solid var(--site-border); box-shadow: none; }
.button.small { min-height: 38px; padding: 0 14px; font-size: 13px; }
.section { padding: 70px 0; }
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 28px; }
.card { background: var(--site-card); border: 2px solid var(--site-border); border-radius: 22px; padding: 24px; box-shadow: 0 16px 36px rgba(15, 23, 42, .08); }
.card p, .card li { color: var(--site-muted); }
.preview-card ul { padding-left: 20px; margin-bottom: 0; }
.split-section { background: #ffffff; }
.split-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: start; }
.form { display: grid; gap: 14px; background: #f8fafc; border: 2px dashed var(--site-border); border-radius: 20px; padding: 20px; }
.form label { display: grid; gap: 6px; font: 700 14px Arial, sans-serif; color: var(--site-muted); }
.input { width: 100%; min-height: 46px; border: 2px solid var(--site-border); border-radius: 12px; padding: 0 12px; font: 16px Arial, sans-serif; background: #ffffff; color: var(--site-text); }
.newsletter-block { background: #eef6ff; }
.site-footer { background: #182233; color: white; padding: 28px 0; }
.footer-grid { display: flex; align-items: center; justify-content: space-between; gap: 18px; flex-wrap: wrap; }
.site-footer p { margin: 0; color: #d9e6f6; }
code { background: rgba(124,58,237,.09); color: var(--site-accent-dark); padding: 2px 5px; border-radius: 5px; }
@media (max-width: 820px) {
  .hero-grid, .split-grid, .card-grid { grid-template-columns: 1fr; }
  .nav-wrap { align-items: flex-start; flex-direction: column; padding: 18px 0; }
}