:root {
  color-scheme: light;
  --bg: #f6f8fb;
  --surface: #ffffff;
  --ink: #16202a;
  --muted: #647181;
  --line: #dfe6ee;
  --soft: #edf5f2;
  --accent: #0f8f72;
  --accent-dark: #096552;
  --blue: #1d5f99;
  --warn: #fff6df;
  --shadow: 0 18px 46px rgba(31, 45, 61, .08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
}

a { color: inherit; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px clamp(18px, 4vw, 48px);
  background: rgba(255,255,255,.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}
.brand {
  font-weight: 800;
  text-decoration: none;
  color: var(--accent-dark);
  font-size: 20px;
}
.site-header nav, .footer nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 14px;
}
.site-header nav a, .footer nav a { text-decoration: none; }
.site-header nav a:hover, .footer nav a:hover { color: var(--accent-dark); }

.hero, .section, .footer {
  max-width: 1160px;
  margin: 0 auto;
  padding-left: clamp(18px, 4vw, 48px);
  padding-right: clamp(18px, 4vw, 48px);
}
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr);
  gap: 28px;
  align-items: center;
  min-height: 620px;
  padding-top: 54px;
  padding-bottom: 54px;
}
.hero__content, .hero__panel, .card, .box, .price-card, .contacts-card, .doc {
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.hero__content {
  padding: clamp(24px, 5vw, 48px);
}
.hero__panel {
  padding: 28px;
}
.eyebrow {
  margin: 0 0 10px;
  color: var(--accent-dark);
  font-weight: 800;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: .08em;
}
h1, h2, h3, p { margin-top: 0; }
h1 {
  font-size: clamp(34px, 5.8vw, 64px);
  line-height: 1.03;
  margin-bottom: 20px;
  letter-spacing: 0;
}
h2 {
  font-size: clamp(26px, 3.4vw, 40px);
  line-height: 1.12;
  margin-bottom: 14px;
  letter-spacing: 0;
}
h3 {
  font-size: 20px;
  margin-bottom: 10px;
}
.lead {
  color: #384655;
  font-size: 19px;
  max-width: 720px;
}
.micro, .notice, .muted { color: var(--muted); }
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 28px 0 14px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 18px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  text-decoration: none;
  font-weight: 800;
}
.button--primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
}
.button--primary:hover { background: var(--accent-dark); }
.score {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 20px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--line);
}
.score span { color: var(--muted); }
.score strong { font-size: 42px; color: var(--accent-dark); }
ul, ol { margin: 0; padding-left: 22px; }
li { margin: 8px 0; }
.section {
  padding-top: 72px;
  padding-bottom: 72px;
}
.section--soft {
  max-width: none;
  background: var(--soft);
  padding-left: max(clamp(18px, 4vw, 48px), calc((100vw - 1160px) / 2 + 48px));
  padding-right: max(clamp(18px, 4vw, 48px), calc((100vw - 1160px) / 2 + 48px));
}
.section__head { max-width: 760px; margin-bottom: 24px; }
.grid { display: grid; gap: 18px; }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card, .box, .price-card, .contacts-card, .doc { padding: 24px; }
.checklist li::marker { color: var(--accent); }
.pricing {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  align-items: stretch;
}
.price-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.price-card .button { margin-top: auto; }
.price-card--accent { border-color: #b6dcd3; background: #f7fffc; }
.price {
  font-size: 38px;
  line-height: 1;
  font-weight: 900;
  color: var(--accent-dark);
}
.notice {
  background: var(--warn);
  border: 1px solid #f0dca5;
  padding: 14px 16px;
  margin: 18px 0 0;
}
.steps {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  counter-reset: steps;
}
.steps li {
  counter-increment: steps;
  background: #fff;
  border: 1px solid var(--line);
  padding: 18px;
  min-height: 170px;
}
.steps li::before {
  content: counter(steps);
  display: inline-flex;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  background: var(--accent);
  color: #fff;
  font-weight: 900;
}
.steps strong, .steps span { display: block; }
.steps span { color: var(--muted); margin-top: 8px; }
.section--contacts {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(320px, 1fr);
  gap: 24px;
  align-items: start;
}
.contacts-card p { margin-bottom: 10px; }
.placeholder {
  background: #fff6df;
  padding: 2px 6px;
  border: 1px solid #f0dca5;
}
.footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  padding-top: 24px;
  padding-bottom: 34px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}
.doc-page .site-header { position: static; }
.doc {
  max-width: 900px;
  margin: 42px auto;
}
.doc h1 { font-size: clamp(30px, 4vw, 46px); }
.doc h2 { font-size: 24px; margin-top: 28px; }

@media (max-width: 920px) {
  .hero, .grid--3, .grid--2, .pricing, .steps, .section--contacts { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
  .site-header { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 540px) {
  .actions, .button { width: 100%; }
  h1 { font-size: 34px; }
  .section { padding-top: 48px; padding-bottom: 48px; }
}

.promo {
  display: inline-block;
  margin: 6px 0 0;
  padding: 8px 12px;
  background: #fff6df;
  border: 1px solid #f0dca5;
  color: #6b4c00;
  font-weight: 800;
}
.old-price {
  margin-bottom: -4px;
  color: var(--muted);
  text-decoration: line-through;
  font-weight: 700;
}
.pricing--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.order-form {
  display: grid;
  gap: 14px;
  max-width: 760px;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  padding: 24px;
}
.order-form label { display: grid; gap: 7px; font-weight: 800; }
.order-form input, .order-form select {
  width: 100%;
  min-height: 48px;
  border: 1px solid var(--line);
  padding: 10px 12px;
  font: inherit;
  color: var(--ink);
  background: #fff;
}
.order-form .checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-weight: 400;
}
.order-form .checkbox input { width: 18px; min-height: 18px; margin-top: 4px; }
.form-status { margin: 0; color: var(--accent-dark); font-weight: 800; }
.faq-list .box { box-shadow: none; }

@media (max-width: 920px) {
  .pricing--3 { grid-template-columns: 1fr; }
}