@font-face { font-family: "Inter Variable"; src: url("/fonts/inter-variable-latin.woff2") format("woff2"); font-weight: 100 900; font-display: swap; }
:root {
  --green: #047857; --green-bright: #059669; --green-soft: #ECFDF5; --mint: #D1FAE5;
  --ink: #111827; --text: #374151; --muted: #6B7280; --line: #E5E7EB; --paper: #F9FAFB;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: "Inter Variable", Inter, ui-sans-serif, system-ui, sans-serif; color: var(--text); background: #fff; line-height: 1.65; font-size: 17px; }
a { color: var(--green); }
a:focus-visible, button:focus-visible, input:focus-visible, summary:focus-visible { outline: 3px solid var(--green-bright); outline-offset: 3px; border-radius: 6px; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.narrow > * { max-width: 720px; }

header { position: sticky; top: 0; z-index: 10; background: rgba(255,255,255,.94); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
header .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font-size: 19px; }
.brand img { width: 30px; height: 30px; }
.brand b { font-weight: 700; }
.btn { display: inline-block; background: var(--green); color: #fff; text-decoration: none; font-weight: 600; padding: 11px 20px; border-radius: 10px; border: 0; font: inherit; font-weight: 600; cursor: pointer; }
.btn:hover { background: #065F46; }
.btn-ghost { background: transparent; color: var(--green); border: 1.5px solid var(--green); }
.btn-ghost:hover { background: var(--green-soft); }

.hero { background: linear-gradient(180deg, var(--green-soft), #fff 85%); padding: 72px 0 56px; }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: start; }
h1 { color: var(--ink); font-size: clamp(32px, 4.4vw, 48px); line-height: 1.12; letter-spacing: -.02em; margin: 0 0 20px; font-weight: 750; }
.lead { font-size: 19px; color: var(--text); margin: 0 0 24px; max-width: 34em; }
.credential { display: flex; gap: 14px; align-items: flex-start; padding: 16px 18px; border: 1px solid var(--mint); background: #fff; border-radius: 12px; font-size: 15px; color: var(--muted); max-width: 34em; }
.credential svg { flex: none; margin-top: 2px; }
.credential strong { color: var(--ink); display: block; font-size: 16px; }

.calc { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 28px; box-shadow: 0 18px 40px -24px rgba(4,120,87,.35); }
.calc h2 { font-size: 20px; margin: 0 0 4px; color: var(--ink); }
.calc p.help { margin: 0 0 18px; font-size: 15px; color: var(--muted); }
.calc label { display: block; font-weight: 600; color: var(--ink); font-size: 15px; margin-bottom: 6px; }
.field { display: flex; align-items: center; border: 1.5px solid var(--line); border-radius: 10px; padding: 0 14px; }
.field:focus-within { border-color: var(--green-bright); }
.field input { border: 0; outline: none; font: inherit; font-size: 22px; font-weight: 650; color: var(--ink); width: 100%; padding: 10px 0; background: transparent; }
.field span { color: var(--muted); font-weight: 600; white-space: nowrap; flex: none; padding-left: 8px; }
.result { margin-top: 22px; display: grid; gap: 10px; }
.row { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; font-size: 16px; }
.row output { font-weight: 700; color: var(--ink); font-variant-numeric: tabular-nums; white-space: nowrap; }
.row.credit output { color: var(--green); font-size: 30px; letter-spacing: -.01em; }
.row.net { border-top: 1px solid var(--line); padding-top: 12px; }
.calc small { display: block; margin-top: 16px; color: var(--muted); font-size: 13px; line-height: 1.5; }

section { padding: 64px 0; }
section.alt { background: var(--paper); }
h2.title { color: var(--ink); font-size: clamp(26px, 3vw, 32px); letter-spacing: -.015em; line-height: 1.2; margin: 0 0 16px; }
.cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: 28px; }
.cols h3 { color: var(--ink); font-size: 18px; margin: 0 0 8px; }
.cols p { margin: 0; font-size: 16px; }
.cols > div { border-top: 3px solid var(--green); padding-top: 18px; }

ol.steps { list-style: none; padding: 0; margin: 28px 0 0; counter-reset: s; display: grid; gap: 22px; }
ol.steps li { counter-increment: s; display: grid; grid-template-columns: 40px 1fr; gap: 16px; }
ol.steps li::before { content: counter(s); width: 32px; height: 32px; border-radius: 50%; background: var(--green); color: #fff; font-weight: 700; display: grid; place-items: center; font-size: 15px; margin-top: 2px; }
ol.steps strong { color: var(--ink); display: block; }

details { border-bottom: 1px solid var(--line); padding: 18px 0; }
details:first-of-type { border-top: 1px solid var(--line); }
summary { cursor: pointer; font-weight: 650; color: var(--ink); list-style: none; display: flex; justify-content: space-between; gap: 16px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--green); font-weight: 700; font-size: 22px; line-height: 1; }
details[open] summary::after { content: "–"; }
details p { margin: 12px 0 0; }

.cta { background: var(--green); color: #fff; border-radius: 20px; padding: 44px; display: flex; justify-content: space-between; align-items: center; gap: 32px; }
.cta h2 { color: #fff; margin: 0 0 8px; font-size: 28px; line-height: 1.2; }
.cta p { margin: 0; color: var(--mint); }
.cta .actions { display: flex; gap: 12px; flex-wrap: wrap; flex: none; }
.cta .btn { background: #fff; color: var(--green); }
.cta .btn:hover { background: var(--green-soft); }
.cta .btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.7); }
.cta .btn-ghost:hover { background: rgba(255,255,255,.1); }

footer { padding: 32px 0 40px; font-size: 14px; color: var(--muted); }
footer .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.note { font-size: 14px; color: var(--muted); margin-top: 28px; }

@media (max-width: 860px) {
  .hero-grid, .cols { grid-template-columns: 1fr; }
  .hero { padding-top: 44px; }
  .cta { flex-direction: column; align-items: flex-start; padding: 32px 24px; }
  header .btn { padding: 9px 14px; font-size: 15px; }
}
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; } }