:root {
  --bg: #f7f4ec;
  --soft: #efe9dc;
  --card: #ffffff;
  --ink: #1d2b24;
  --muted: #5d6a63;
  --line: #e2dccd;
  --green: #1f5c45;
  --green-2: #2c7a5c;
  --sun: #e9a23b;
  --red: #b3412e;
  --radius: 16px;
  --serif: "Iowan Old Style", "Palatino Linotype", Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.55 var(--sans); }
a { color: var(--green); }
img, svg { max-width: 100%; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 16px; }
.narrow { max-width: 760px; }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; line-height: 1.15; margin: 0 0 14px; }
h1 { font-size: clamp(34px, 6vw, 56px); letter-spacing: -0.01em; }
h2 { font-size: clamp(26px, 4vw, 36px); }
h3 { font-size: 21px; }
p { margin: 0 0 14px; }
.muted { color: var(--muted); }

.top { position: sticky; top: 0; z-index: 10; background: rgba(247, 244, 236, 0.92); backdrop-filter: blur(6px); border-bottom: 1px solid var(--line); }
.top__in { display: flex; align-items: center; justify-content: space-between; height: 60px; gap: 12px; }
.logo { display: flex; align-items: center; gap: 10px; font-family: var(--serif); font-size: 22px; font-weight: 600; color: var(--ink); text-decoration: none; white-space: nowrap; }
.logo__mark { width: 26px; height: 26px; border-radius: 50% 50% 50% 8px; background: linear-gradient(135deg, var(--green) 0 55%, var(--sun) 55% 100%); flex: none; }

.btn { display: inline-block; background: var(--green); color: #fff; text-decoration: none; border: 0; border-radius: 999px; padding: 14px 26px; font: 600 17px/1.2 var(--sans); cursor: pointer; transition: background .15s, transform .05s; text-align: center; }
.btn:hover { background: var(--green-2); }
.btn:active { transform: translateY(1px); }
.btn:focus-visible, .link:focus-visible, summary:focus-visible { outline: 3px solid var(--sun); outline-offset: 2px; }
.btn[disabled] { opacity: .65; cursor: wait; }
.btn--small { padding: 10px 18px; font-size: 15px; }
.btn--light { background: #fff; color: var(--green); }
.btn--light:hover { background: #f4f1e8; }
.btn--wide { width: 100%; padding: 17px; font-size: 18px; margin-top: 8px; }
.link { background: none; border: 0; padding: 0; color: var(--green); font: inherit; text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }

.hero { padding: 48px 0 56px; }
.hero__in { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 48px; align-items: center; }
.eyebrow { color: var(--green); font-weight: 600; font-size: 15px; margin-bottom: 12px; }
.lead { font-size: 19px; color: #2d3b34; max-width: 36em; }
.hero__cta { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; margin: 24px 0 14px; }
.note { font-size: 15px; color: var(--muted); }

.msg { margin: 0; background: var(--card); border: 1px solid var(--line); border-radius: 22px; padding: 20px 22px; box-shadow: 0 18px 40px -24px rgba(31, 92, 69, .45); position: relative; }
.msg::before { content: ""; position: absolute; inset: -10px 18px auto auto; width: 70px; height: 70px; border-radius: 50%; background: var(--sun); opacity: .25; z-index: -1; }
.msg__head { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--muted); margin-bottom: 10px; }
.msg__dot { width: 9px; height: 9px; border-radius: 50%; background: var(--green-2); }
.msg__title { font-weight: 700; margin-bottom: 10px; }
.msg__list { list-style: none; padding: 0; margin: 0 0 12px; font-size: 15px; }
.msg__list li { padding: 7px 0 7px 26px; border-top: 1px dashed var(--line); position: relative; }
.msg__list li::before { position: absolute; left: 0; top: 7px; font-weight: 700; }
.msg__list .ok::before { content: "✓"; color: var(--green-2); }
.msg__list .again::before { content: "↺"; color: var(--sun); }
.msg__list .skip::before { content: "→"; color: var(--muted); }
.msg__foot { font-size: 14px; background: var(--soft); border-radius: 10px; padding: 9px 12px; margin: 0; }

.sec { padding: 56px 0; scroll-margin-top: 60px; }
.sec--soft { background: var(--soft); }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }

.steps { list-style: none; counter-reset: s; padding: 0; margin: 10px 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.steps li { counter-increment: s; background: var(--card); border-radius: var(--radius); padding: 22px 20px; border: 1px solid var(--line); }
.steps li::before { content: counter(s); display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--green); color: #fff; font-weight: 700; margin-bottom: 12px; }
.steps p { font-size: 16px; margin: 0; }

.sec--price { background: var(--green); color: #fff; }
.sec--price a:not(.btn) { color: #fff; }
.price { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 40px; align-items: center; }
.price__num { font-family: var(--serif); font-size: clamp(40px, 7vw, 64px); line-height: 1; margin: 6px 0 16px; }
.price__num span { font-family: var(--sans); font-size: 18px; opacity: .85; }
.price__pilot { background: rgba(255, 255, 255, .1); border: 1px solid rgba(255, 255, 255, .25); border-radius: var(--radius); padding: 22px; }
.price__tag { display: inline-block; background: var(--sun); color: #2a1d06; font-weight: 700; font-size: 14px; border-radius: 999px; padding: 4px 12px; }
.sec--price .muted { color: rgba(255, 255, 255, .78); }

details { border-bottom: 1px solid var(--line); padding: 4px 0; }
summary { cursor: pointer; font-weight: 600; padding: 12px 28px 12px 0; list-style: none; position: relative; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 4px; top: 8px; font-size: 24px; color: var(--green); }
details[open] summary::after { content: "–"; }
details p { color: #2d3b34; }

.sec--form { background: var(--soft); }
form { background: var(--card); border-radius: 22px; padding: 26px 22px; border: 1px solid var(--line); }
fieldset { border: 0; padding: 0; margin: 0 0 24px; min-width: 0; }
legend { font-weight: 700; font-size: 18px; padding: 0; margin-bottom: 8px; }
legend label { font-weight: inherit; }
.opt { font-weight: 400; color: var(--muted); font-size: 14px; }
.hint { font-size: 14px; color: var(--muted); margin: 6px 0 8px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips label, .opts label { cursor: pointer; }
.chips input, .opts input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.chips span { display: inline-grid; place-items: center; min-width: 46px; height: 44px; padding: 0 12px; border: 1.5px solid var(--line); border-radius: 12px; background: #fff; font-weight: 600; }
.chips input:checked + span { background: var(--green); border-color: var(--green); color: #fff; }
.chips input:focus-visible + span, .opts input:focus-visible + span { outline: 3px solid var(--sun); outline-offset: 2px; }
.opts { display: grid; gap: 8px; }
.opts--row { grid-template-columns: 1fr 1fr; }
.opts span { display: block; padding: 12px 14px 12px 44px; border: 1.5px solid var(--line); border-radius: 12px; background: #fff; position: relative; }
.opts span::before { content: ""; position: absolute; left: 14px; top: 50%; width: 18px; height: 18px; margin-top: -9px; border: 2px solid #9aa59f; border-radius: 50%; background: #fff; }
.opts input[type="checkbox"] + span::before { border-radius: 5px; }
.opts input:checked + span { border-color: var(--green); background: #f1f7f3; }
.opts input:checked + span::before { border-color: var(--green); background: var(--green); box-shadow: inset 0 0 0 3px #fff; }
input[type="text"], textarea { width: 100%; font: inherit; padding: 13px 14px; border: 1.5px solid var(--line); border-radius: 12px; background: #fff; color: var(--ink); }
input[type="text"]:focus, textarea:focus { outline: none; border-color: var(--green); box-shadow: 0 0 0 3px rgba(31, 92, 69, .15); }
.consent { display: flex; gap: 10px; align-items: flex-start; margin-top: 12px; font-size: 15px; cursor: pointer; }
.consent input { width: 20px; height: 20px; margin-top: 2px; flex: none; accent-color: var(--green); }
.err { color: var(--red); font-size: 14px; font-weight: 600; margin: 8px 0 0; }
.err--send { text-align: center; margin-top: 12px; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.done { background: var(--card); border-radius: 22px; padding: 26px 22px; border: 1px solid var(--line); }
.done:focus { outline: none; }
.done__big { font-family: var(--serif); font-size: 28px; margin-bottom: 8px; }
.copied { margin-left: 12px; color: var(--green); font-weight: 600; font-size: 15px; }
.hint--after { margin-top: 18px; }
/* shown while the pages still have unfilled [placeholders]: the site does not take real leads yet */
.draft { background: #fbe7c2; color: #4a3305; border-bottom: 1px solid #e9c98a; font-size: 14px; font-weight: 600; padding: 8px 0; }
[hidden] { display: none !important; }

.foot { padding: 32px 0 44px; font-size: 14px; color: var(--muted); }
.foot a { color: var(--muted); }

.doc { padding: 36px 0 56px; }
.doc h1 { font-size: clamp(28px, 5vw, 40px); }
.doc h2 { font-size: 22px; margin-top: 28px; }
.doc li { margin-bottom: 6px; }

@media (max-width: 900px) {
  .hero__in, .two, .price { grid-template-columns: 1fr; gap: 32px; }
  .steps { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .hero { padding: 28px 0 40px; }
  .steps { grid-template-columns: 1fr; }
  .sec { padding: 42px 0; }
  .top .btn--small { padding: 9px 14px; font-size: 14px; }
  .logo { font-size: 19px; }
  form, .done { padding: 20px 16px; }
  .opts--row { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

/* static (GitHub Pages) version: the questionnaire is a Yandex Form in a frame */
.yform iframe { display: block; width: 100%; min-height: 2100px; border: 0; background: #fff; border-radius: 14px; }
@media (max-width: 600px) { .yform iframe { min-height: 2400px; } }