:root {
  color: #112130;
  background: #f5f9fb;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: #f5f9fb; }
a { color: #0f766e; text-decoration: none; }
header, main, footer { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
header { height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; color: #102130; }
.brand img { width: 34px; height: 34px; }
nav { display: flex; align-items: center; gap: 18px; font-size: 14px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 40px; padding: 9px 14px; border-radius: 8px; border: 1px solid #0f766e; background: #0f766e; color: white; font-weight: 700; }
.button.secondary { background: white; color: #0f766e; }
.hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(320px, 520px); gap: 48px; align-items: center; min-height: calc(100vh - 72px); padding-top: 28px; padding-bottom: 56px; }
h1 { margin: 0; font-size: clamp(42px, 7vw, 76px); line-height: .96; letter-spacing: 0; max-width: 760px; }
h2 { font-size: 32px; line-height: 1.12; margin: 0 0 16px; }
p { color: #546b79; line-height: 1.65; font-size: 17px; }
.hero p { max-width: 620px; font-size: 19px; }
.heroActions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.preview { width: 100%; border: 1px solid #d4e2e8; border-radius: 8px; background: #fff; box-shadow: 0 20px 70px rgba(20, 42, 56, .12); }
section { padding: 56px 0; }
.band { background: #ffffff; border-top: 1px solid #dbe8ee; border-bottom: 1px solid #dbe8ee; }
.grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.card { background: #ffffff; border: 1px solid #d9e6ec; border-radius: 8px; padding: 20px; }
.band .card { background: #f8fbfc; }
.card h3 { margin: 0 0 8px; font-size: 17px; }
.steps { counter-reset: step; display: grid; gap: 14px; }
.step { display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 14px; align-items: start; }
.step:before { counter-increment: step; content: counter(step); width: 36px; height: 36px; display: grid; place-items: center; border-radius: 50%; background: #dff7f1; color: #0f766e; font-weight: 800; }
.price { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; max-width: 760px; }
.price strong { display: block; font-size: 36px; color: #102130; margin: 10px 0; }
.legal main { max-width: 840px; padding-top: 40px; padding-bottom: 80px; }
.legal h1 { font-size: 46px; line-height: 1.05; }
ul { color: #546b79; line-height: 1.75; padding-left: 22px; }
footer { padding-top: 32px; padding-bottom: 44px; color: #6b7d88; border-top: 1px solid #dbe8ee; }
@media (max-width: 840px) {
  header { height: auto; padding-top: 18px; padding-bottom: 18px; align-items: flex-start; }
  nav { flex-wrap: wrap; justify-content: flex-end; }
  .hero, .grid, .price { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
}
@media (max-width: 520px) {
  header { display: grid; }
  nav { justify-content: flex-start; gap: 12px; }
  h1 { font-size: 40px; }
  section { padding: 38px 0; }
}