:root {
  color-scheme: light;
  --ink: #11201a;
  --muted: #5b6c64;
  --paper: #f7f9f4;
  --surface: #ffffff;
  --line: #dbe4dc;
  --green: #087a52;
  --green-dark: #075d41;
  --lime: #c8f16f;
  --mint: #dff5e8;
  --shadow: 0 24px 80px rgba(12, 51, 36, 0.12);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--paper);
  color: var(--ink);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; background: var(--paper); }
a { color: inherit; }
img { display: block; max-width: 100%; }

.shell { width: min(1160px, calc(100% - 40px)); margin-inline: auto; }
.site-header { position: sticky; top: 0; z-index: 20; background: rgba(247, 249, 244, 0.88); border-bottom: 1px solid rgba(219, 228, 220, 0.85); backdrop-filter: blur(16px); }
.nav { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; font-weight: 760; letter-spacing: -0.02em; font-size: 20px; }
.brand-mark { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 10px; background: var(--ink); color: var(--lime); font-weight: 850; }
.nav-links { display: flex; align-items: center; gap: 26px; color: var(--muted); font-size: 14px; font-weight: 620; }
.nav-links a { text-decoration: none; }
.nav-links a:hover { color: var(--green); }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 22px; border: 1px solid var(--green); border-radius: 999px; background: var(--green); color: white; font-weight: 720; text-decoration: none; transition: transform 160ms ease, background 160ms ease; }
.button:hover { transform: translateY(-2px); background: var(--green-dark); }
.button.secondary { color: var(--ink); background: transparent; border-color: var(--line); }
.button.small { min-height: 40px; padding-inline: 17px; font-size: 14px; }

.hero { padding: 92px 0 74px; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; align-items: center; gap: 74px; }
.eyebrow { display: inline-flex; gap: 8px; align-items: center; margin-bottom: 20px; color: var(--green-dark); font-size: 13px; font-weight: 780; letter-spacing: 0.08em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 24px; height: 2px; background: var(--green); }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 24px; font-size: clamp(52px, 7.2vw, 88px); line-height: 0.96; letter-spacing: -0.065em; font-weight: 780; }
h2 { margin-bottom: 18px; font-size: clamp(34px, 4.5vw, 56px); line-height: 1.02; letter-spacing: -0.05em; }
h3 { margin-bottom: 10px; font-size: 21px; letter-spacing: -0.025em; }
.lead { max-width: 650px; margin-bottom: 34px; color: var(--muted); font-size: clamp(18px, 2vw, 21px); line-height: 1.62; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }

.visual { position: relative; min-height: 480px; display: grid; place-items: center; }
.visual::before { content: ""; position: absolute; width: 420px; height: 420px; border-radius: 50%; background: var(--lime); filter: blur(1px); opacity: 0.72; }
.workbook { position: relative; width: min(420px, 88vw); padding: 18px; border-radius: 26px; background: var(--surface); box-shadow: var(--shadow); transform: rotate(2deg); }
.workbook-top { display: flex; align-items: center; gap: 8px; height: 44px; padding-inline: 8px; border-bottom: 1px solid var(--line); }
.dot { width: 9px; height: 9px; border-radius: 50%; background: #cbd7d0; }
.sheet { display: grid; grid-template-columns: 48px repeat(4, 1fr); grid-template-rows: repeat(6, 44px); gap: 1px; margin-top: 16px; background: var(--line); border: 1px solid var(--line); overflow: hidden; border-radius: 12px; }
.cell { background: #fbfcfa; }
.cell.head { background: var(--mint); }
.zip-pill { position: absolute; right: -24px; bottom: 48px; padding: 16px 20px; border-radius: 16px; background: var(--ink); color: white; box-shadow: var(--shadow); font-weight: 760; transform: rotate(-5deg); }
.zip-pill span { color: var(--lime); }

.section { padding: 100px 0; }
.section.white { background: var(--surface); }
.section-head { max-width: 720px; margin-bottom: 48px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { padding: 30px; border: 1px solid var(--line); border-radius: 22px; background: var(--surface); }
.card-number { margin-bottom: 36px; color: var(--green); font-size: 13px; font-weight: 800; letter-spacing: 0.08em; }
.card p, .copy p { color: var(--muted); line-height: 1.68; }

.product { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 76px; align-items: center; padding: 54px; border-radius: 32px; background: var(--ink); color: white; overflow: hidden; }
.product .lead { color: #bdcdc4; }
.product-icon { width: 78px; height: 78px; margin-bottom: 28px; border-radius: 20px; }
.product-preview { padding: 14px 14px 0; border-radius: 22px 22px 0 0; background: #e9eee9; transform: translateY(54px); box-shadow: 0 28px 80px rgba(0, 0, 0, 0.32); }

.split { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 74px; align-items: start; }
.trust-list { display: grid; gap: 16px; }
.trust-item { display: grid; grid-template-columns: 42px 1fr; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.check { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--mint); color: var(--green-dark); font-weight: 900; }

.product-hero { padding: 84px 0 70px; text-align: center; }
.product-hero .eyebrow { justify-content: center; }
.product-hero .lead { margin-inline: auto; }
.product-hero .actions { justify-content: center; }
.app-icon { width: 86px; height: 86px; margin: 0 auto 24px; border-radius: 22px; box-shadow: 0 20px 60px rgba(12, 65, 43, 0.19); }
.screens { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 20px; align-items: start; margin-top: 64px; }
.screen { border: 1px solid var(--line); border-radius: 22px; overflow: hidden; background: white; box-shadow: var(--shadow); }
.screen:nth-child(2) { margin-top: 56px; }
.facts { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-radius: 22px; overflow: hidden; }
.fact { padding: 26px; background: white; border-right: 1px solid var(--line); }
.fact:last-child { border-right: 0; }
.fact strong { display: block; margin-bottom: 7px; font-size: 22px; }
.fact span { color: var(--muted); font-size: 14px; }
.cta { padding: 62px; border-radius: 30px; background: var(--mint); text-align: center; }
.cta p { max-width: 620px; margin: 0 auto 28px; color: var(--muted); font-size: 18px; line-height: 1.6; }

.legal { max-width: 800px; padding: 76px 0 110px; }
.legal h1 { font-size: clamp(44px, 6vw, 70px); }
.legal h2 { margin-top: 42px; font-size: 28px; }
.legal p, .legal li { color: var(--muted); line-height: 1.75; }

footer { padding: 34px 0; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.footer-row { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 20px; }
.footer-links a { text-decoration: none; }

@media (max-width: 900px) {
  .hero-grid, .product, .split { grid-template-columns: 1fr; }
  .hero-grid { gap: 28px; }
  .visual { min-height: 400px; }
  .grid-3 { grid-template-columns: 1fr; }
  .product { padding: 38px; gap: 10px; }
  .facts { grid-template-columns: 1fr 1fr; }
  .fact:nth-child(2) { border-right: 0; }
  .fact:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
}

@media (max-width: 640px) {
  .shell { width: min(100% - 28px, 1160px); }
  .nav { min-height: 64px; }
  .nav-links > a:not(.button) { display: none; }
  .hero { padding-top: 62px; }
  h1 { font-size: 50px; }
  .visual { min-height: 340px; }
  .visual::before { width: 310px; height: 310px; }
  .section { padding: 76px 0; }
  .screens { grid-template-columns: 1fr; }
  .screen:nth-child(2) { margin-top: 0; }
  .facts { grid-template-columns: 1fr; }
  .fact { border-right: 0; border-bottom: 1px solid var(--line); }
  .fact:last-child { border-bottom: 0; }
  .cta { padding: 42px 24px; }
  .footer-row { align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}