:root {
  --bg: #f7f9fb;
  --surface: #ffffff;
  --ink: #16233b;
  --ink-soft: #4a5872;
  --accent: #1f5eff;
  --accent-dark: #1546bf;
  --line: #dfe5ee;
  --ok: #157347;
  --err: #b3261e;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(22, 35, 59, 0.08), 0 8px 24px rgba(22, 35, 59, 0.06);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Inter", -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  font-size: 17px;
}
.container { max-width: 1060px; margin: 0 auto; padding: 0 24px; }
header.site {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 10;
}
header.site .container { display: flex; align-items: center; justify-content: space-between; padding-top: 14px; padding-bottom: 14px; }
header.site img { height: 58px; width: auto; display: block; }
.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  padding: 12px 26px;
  border-radius: 8px;
  border: none;
  text-decoration: none;
  font-size: 16px;
  cursor: pointer;
}
.btn:hover { background: var(--accent-dark); }
.btn[disabled] { opacity: 0.6; cursor: wait; }
.hero { padding: 88px 0 64px; text-align: left; }
.hero h1 { font-size: clamp(30px, 4.6vw, 46px); line-height: 1.15; margin: 0 0 18px; max-width: 780px; letter-spacing: -0.5px; }
.hero p.sub { font-size: 19px; color: var(--ink-soft); max-width: 680px; margin: 0 0 30px; }
.proof { background: var(--ink); color: #fff; padding: 34px 0; }
.proof .container { display: flex; flex-wrap: wrap; gap: 28px 56px; align-items: baseline; }
.proof .claim { flex: 1 1 320px; font-size: 17px; color: #cdd7ea; margin: 0; }
.proof .stats { display: flex; gap: 40px; flex-wrap: wrap; }
.proof .stat b { display: block; font-size: 30px; line-height: 1.1; }
.proof .stat span { font-size: 13.5px; color: #9fb0cd; }
section.block { padding: 72px 0; }
section.block h2 { font-size: 30px; margin: 0 0 8px; letter-spacing: -0.3px; }
section.block p.lede { color: var(--ink-soft); margin: 0 0 36px; max-width: 640px; }
.cards { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.card summary {
  list-style: none;
  cursor: pointer;
  padding: 24px 26px;
}
.card summary::-webkit-details-marker { display: none; }
.card summary h3 { margin: 0 0 6px; font-size: 19px; }
.card summary .prob { color: var(--ink-soft); font-size: 15.5px; margin: 0 0 10px; }
.card summary .outcome { color: var(--accent-dark); font-weight: 600; font-size: 15px; }
.card summary .more { color: var(--ink-soft); font-size: 13.5px; margin-top: 10px; display: block; }
.card[open] summary .more { display: none; }
.card .body { padding: 0 26px 26px; border-top: 1px dashed var(--line); }
.card .body h4 { font-size: 13px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-soft); margin: 20px 0 8px; }
.card .body ul { margin: 0; padding-left: 20px; }
.card .body li { margin: 4px 0; font-size: 15.5px; }
.card .body p { font-size: 15.5px; margin: 6px 0; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; counter-reset: step; }
.step {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
}
.step h3 { margin: 0 0 8px; font-size: 18px; }
.step h3::before {
  counter-increment: step;
  content: counter(step);
  display: inline-flex; align-items: center; justify-content: center;
  width: 28px; height: 28px; margin-right: 10px;
  background: var(--accent); color: #fff; border-radius: 50%;
  font-size: 15px;
}
.step p { color: var(--ink-soft); font-size: 15.5px; margin: 0; }
.about { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.about p { max-width: 720px; }
form.lead { max-width: 560px; }
form.lead label { display: block; font-weight: 600; font-size: 14.5px; margin: 16px 0 6px; }
form.lead input, form.lead textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: inherit;
  font-size: 16px;
  background: #fff;
  color: var(--ink);
}
form.lead input:focus, form.lead textarea:focus { outline: 2px solid var(--accent); border-color: var(--accent); }
form.lead .hp { position: absolute; left: -6000px; top: -6000px; }
.cf-turnstile { margin: 18px 0 14px; min-height: 65px; }
.form-msg { margin-top: 14px; font-weight: 600; display: none; }
.form-msg.ok { color: var(--ok); display: block; }
.form-msg.err { color: var(--err); display: block; }
footer.site { padding: 36px 0 48px; color: var(--ink-soft); font-size: 14.5px; border-top: 1px solid var(--line); }
@media (max-width: 760px) {
  .cards, .steps { grid-template-columns: 1fr; }
  .hero { padding: 56px 0 44px; }
  section.block { padding: 52px 0; }
}