/* IT-Designed v2 — один файл стилей, без внешних зависимостей */
:root {
  --ink: #111318;
  --ink-2: #1a1d24;
  --paper: #ffffff;
  --soft: #f5f6f8;
  --line: #e5e7eb;
  --line-dark: rgba(255, 255, 255, .12);
  --muted: #5c6370;
  --muted-dark: #a7adb9;
  --brand: #f05a28;
  --brand-dark: #c6431a;
  --brand-darker: #a83a12;
  --brand-soft: #fff1ec;
  --radius: 16px;
  --wrap: 1180px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--brand); }
h1, h2, h3, h4 { margin: 0 0 .5em; line-height: 1.12; letter-spacing: -.02em; font-weight: 800; }
h1 { font-size: clamp(38px, 5vw, 64px); }
h2 { font-size: clamp(28px, 3.4vw, 42px); }
h3 { font-size: 22px; }
p { margin: 0 0 1em; }
ul, ol { margin: 0 0 1em; padding-left: 1.2em; }
li { margin: .35em 0; }
strong { font-weight: 700; }
small { font-size: 14px; }
hr { border: 0; border-top: 1px solid var(--line); margin: 48px 0; }
::selection { background: var(--brand-dark); color: #fff; }

.wrap { width: min(100% - 40px, var(--wrap)); margin-inline: auto; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip {
  position: absolute; left: 12px; top: -60px; z-index: 100;
  background: var(--brand-dark); color: #fff; padding: 10px 16px; border-radius: 8px;
}
.skip:focus { top: 12px; color: #fff; }
:focus-visible { outline: 3px solid rgba(240, 90, 40, .55); outline-offset: 3px; border-radius: 4px; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(17, 19, 24, .92);
  border-bottom: 1px solid rgba(255, 255, 255, .08);
  color: #fff;
}
.header-inner { display: flex; align-items: center; gap: 26px; height: 74px; }
.brand { display: flex; align-items: center; gap: 12px; flex: none; }
.brand img { width: 40px; height: auto; display: block; }
.brand-name { font-weight: 800; letter-spacing: .06em; font-size: 16px; }
.brand-name span { color: var(--brand); }
.nav { display: flex; align-items: center; gap: 4px; margin-left: 12px; }
.nav > a, .nav-drop > summary {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 12px; border-radius: 8px; font-size: 15px; color: #e9ebef;
  cursor: pointer; list-style: none; white-space: nowrap;
}
.nav > a:hover, .nav-drop > summary:hover, .nav-drop[open] > summary { background: rgba(255, 255, 255, .08); color: #fff; }
.nav-drop { position: relative; }
.nav-drop > summary::-webkit-details-marker { display: none; }
.nav-drop > summary::after {
  content: ""; width: 6px; height: 6px; border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor; transform: rotate(45deg) translateY(-2px); opacity: .6;
}
.drop {
  position: absolute; top: calc(100% + 10px); left: 0; width: 320px; padding: 10px;
  background: #fff; color: var(--ink); border-radius: 14px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, .28); border: 1px solid var(--line);
  display: grid; gap: 2px;
}
.drop a { display: block; padding: 9px 12px; border-radius: 8px; font-size: 15px; }
.drop a:hover { background: var(--brand-soft); color: var(--brand-dark); }
.drop small { display: block; color: var(--muted); font-size: 12.5px; margin-top: 2px; }
.header-actions { margin-left: auto; display: flex; align-items: center; gap: 14px; }
.header-phone { font-weight: 700; font-size: 15px; white-space: nowrap; }
.nav-toggle {
  display: none; width: 42px; height: 42px; border: 1px solid var(--line-dark);
  background: transparent; border-radius: 10px; color: #fff; cursor: pointer;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  display: block; width: 18px; height: 2px; background: currentColor; margin-inline: auto; position: relative;
}
.nav-toggle span::before, .nav-toggle span::after { content: ""; position: absolute; left: 0; }
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 50px; padding: 0 24px; border-radius: 12px; border: 1px solid transparent;
  background: var(--brand-dark); color: #fff; font: inherit; font-weight: 700; font-size: 16px;
  cursor: pointer; transition: background .18s, transform .18s, border-color .18s;
}
.btn:hover { background: var(--brand-darker); color: #fff; transform: translateY(-1px); }
.btn:active { transform: none; }
.btn-sm { min-height: 42px; padding: 0 18px; font-size: 14.5px; border-radius: 10px; }
.btn-ghost { background: transparent; border-color: rgba(255, 255, 255, .28); color: #fff; }
.btn-ghost:hover { background: rgba(255, 255, 255, .08); border-color: rgba(255, 255, 255, .5); color: #fff; }
.btn-outline { background: transparent; border-color: var(--line); color: var(--ink); }
.btn-outline:hover { border-color: var(--ink); background: var(--soft); color: var(--ink); }
.btn[disabled] { opacity: .55; cursor: wait; transform: none; }

/* ---------- hero ---------- */
.hero {
  position: relative; overflow: hidden; color: #fff;
  background:
    radial-gradient(58% 72% at 82% -6%, rgba(240, 90, 40, .32), transparent 62%),
    radial-gradient(40% 50% at 0% 110%, rgba(240, 90, 40, .10), transparent 65%),
    #111318;
  border-bottom: 1px solid rgba(255, 255, 255, .07);
}
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .4;
  background-image:
    linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px);
  background-size: 64px 64px;
}
.hero-grid {
  position: relative; display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(300px, .75fr);
  gap: 64px; align-items: center; padding: 92px 0 88px;
}
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px; margin: 0 0 22px;
  font-size: 13px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--brand);
}
.eyebrow::before { content: ""; width: 26px; height: 2px; background: var(--brand); }
.hero h1 { color: #fff; }
.hero h1 em { font-style: normal; color: var(--brand); white-space: nowrap; }
.hero .lead { font-size: clamp(17px, 1.5vw, 20px); color: #c6cad3; max-width: 56ch; margin: 22px 0 30px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-facts {
  display: flex; flex-wrap: wrap; gap: 10px 28px; margin: 38px 0 0; padding: 26px 0 0;
  border-top: 1px solid var(--line-dark); list-style: none; color: var(--muted-dark); font-size: 14.5px;
}
.hero-facts li { margin: 0; }
.hero-facts b { color: #fff; font-size: 18px; margin-right: 4px; }

.hero-panel {
  background: linear-gradient(180deg, rgba(255, 255, 255, .07), rgba(255, 255, 255, .03));
  border: 1px solid var(--line-dark); border-radius: 20px; padding: 8px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .35);
}
.hero-panel > .panel-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 14px 12px; color: var(--muted-dark); font-size: 12.5px;
  letter-spacing: .12em; text-transform: uppercase;
}
.dot { display: inline-flex; gap: 5px; }
.dot i { width: 7px; height: 7px; border-radius: 50%; background: rgba(255, 255, 255, .25); }
.dot i:first-child { background: var(--brand); }
.hero-panel ol { list-style: none; margin: 0; padding: 0; }
.hero-panel li {
  display: flex; gap: 14px; align-items: baseline; padding: 15px 16px; margin: 0;
  border-top: 1px solid rgba(255, 255, 255, .08); font-size: 16px;
}
.hero-panel li b { font-family: var(--mono); font-size: 12px; color: var(--brand); font-weight: 700; }
.hero-panel li span { color: #e6e8ed; }
.hero-panel li small { display: block; color: var(--muted-dark); font-size: 13px; margin-top: 2px; }

/* ---------- sections ---------- */
.section { padding: 92px 0; }
.section-alt { background: var(--soft); }
.section-dark { background: var(--ink); color: #fff; }
.section-dark .lead, .section-dark p { color: #c6cad3; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 28px; margin-bottom: 44px; }
.section-head h2 { max-width: 18ch; margin: 0; }
.section-head .lead { max-width: 46ch; margin: 0; color: var(--muted); }
.section-head .link-more { flex: none; font-weight: 700; color: var(--brand-dark); border-bottom: 1px solid currentColor; padding-bottom: 2px; }
.kicker { font-size: 13px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--brand-dark); margin: 0 0 14px; }
.cta .kicker, .section-dark .kicker { color: var(--brand); }
.lead { font-size: 19px; color: #424955; }

/* ---------- grids / cards ---------- */
.grid { display: grid; gap: 18px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.card {
  display: flex; flex-direction: column; gap: 10px; padding: 26px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  transition: border-color .18s, transform .18s, box-shadow .18s;
}
a.card:hover { border-color: var(--brand); transform: translateY(-3px); box-shadow: 0 18px 40px rgba(17, 19, 24, .08); color: inherit; }
.card .num { font-family: var(--mono); font-size: 12px; color: var(--brand-dark); letter-spacing: .08em; }
.card h3 { font-size: 20px; margin: 0; }
.card p { margin: 0; color: var(--muted); font-size: 15.5px; }
.card .more { margin-top: auto; padding-top: 12px; font-weight: 700; font-size: 14.5px; color: var(--brand-dark); }

/* кейсы */
.case-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.case-card { display: flex; flex-direction: column; gap: 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff; transition: transform .18s, box-shadow .18s, border-color .18s; }
.case-card:hover { transform: translateY(-3px); box-shadow: 0 20px 50px rgba(17, 19, 24, .1); border-color: #d7dae0; color: inherit; }
.case-card img { display: block; width: 100%; aspect-ratio: 600 / 350; object-fit: cover; background: var(--soft); }
.case-card .case-body { padding: 20px 22px 24px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.case-card .tag { font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--brand-dark); font-weight: 700; }
.case-card h3 { font-size: 19px; margin: 2px 0 0; }
.case-card p { color: var(--muted); font-size: 14.5px; margin: 0; }
.case-card .more { margin-top: auto; padding-top: 14px; font-weight: 700; font-size: 14px; color: var(--ink); }

/* подход */
.approach { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.approach article { padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.approach b { display: block; font-family: var(--mono); color: var(--brand-dark); font-size: 12px; margin-bottom: 34px; }
.approach h3 { font-size: 18px; }
.approach p { font-size: 14.5px; color: var(--muted); margin: 0; }

/* процесс */
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; border-top: 1px solid var(--line); }
.steps li { display: grid; grid-template-columns: 90px 240px 1fr; gap: 24px; padding: 26px 0; border-bottom: 1px solid var(--line); margin: 0; align-items: baseline; }
.steps .n { font-family: var(--mono); color: var(--brand-dark); font-size: 14px; }
.steps b { font-size: 19px; display: block; }
.steps b small { display: block; margin-top: 4px; font-size: 12px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.steps p { margin: 0; color: var(--muted); font-size: 15.5px; }

/* стэк */
.stack { display: flex; flex-wrap: wrap; gap: 10px; padding: 0; list-style: none; margin: 0; }
.stack li { margin: 0; padding: 9px 14px; border: 1px solid var(--line); border-radius: 999px; font-size: 14px; color: #333a45; background: #fff; }

/* FAQ */
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  display: flex; justify-content: space-between; gap: 20px; align-items: center;
  padding: 22px 0; cursor: pointer; list-style: none; font-weight: 700; font-size: 18px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 26px; font-weight: 400; color: var(--brand); line-height: 1; flex: none; }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 0 0 22px; max-width: 78ch; color: #3d4450; }

/* CTA + форма */
.cta { background: var(--ink); color: #fff; overflow: hidden; position: relative; }
.cta::after {
  content: ""; position: absolute; width: 520px; height: 520px; right: -160px; top: -220px; border-radius: 50%;
  background: radial-gradient(circle, rgba(240, 90, 40, .35), transparent 65%); pointer-events: none;
}
.cta-grid { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 64px; padding: 78px 0; align-items: start; }
.cta h2 { color: #fff; max-width: 16ch; }
.cta .lead { color: #c6cad3; }
.cta-contacts { list-style: none; padding: 0; margin: 30px 0 0; display: grid; gap: 14px; }
.cta-contacts li { margin: 0; display: flex; gap: 14px; align-items: baseline; }
.cta-contacts span { color: var(--muted-dark); font-size: 13px; min-width: 84px; text-transform: uppercase; letter-spacing: .08em; }
.cta-contacts a { font-weight: 700; }
.cta-contacts a:hover { color: var(--brand); }

.form { background: #fff; color: var(--ink); border-radius: 18px; padding: 28px; box-shadow: 0 30px 80px rgba(0, 0, 0, .3); }
.form h3 { font-size: 22px; margin-bottom: 6px; }
.form .form-note { color: var(--muted); font-size: 14px; margin: 0 0 20px; }
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 13px; font-weight: 700; margin-bottom: 6px; color: #3a404b; }
.field input, .field textarea {
  width: 100%; padding: 13px 14px; border: 1px solid #d9dce2; border-radius: 10px;
  font: inherit; font-size: 16px; background: #fff; color: var(--ink);
}
.field textarea { min-height: 104px; resize: vertical; }
.field input:focus, .field textarea:focus { border-color: var(--brand); outline: 3px solid rgba(240, 90, 40, .16); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.consent { display: flex; gap: 10px; align-items: flex-start; font-size: 12.5px; color: var(--muted); margin: 4px 0 16px; }
.consent input { margin-top: 3px; width: 16px; height: 16px; flex: none; }
.consent a { color: var(--brand-dark); text-decoration: underline; }
.form .btn { width: 100%; }
.form-status { min-height: 22px; margin: 12px 0 0; font-size: 14px; }
.form-status.ok { color: #147a3b; }
.form-status.err { color: #c02626; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* ---------- inner pages ---------- */
.page-hero { background: var(--soft); border-bottom: 1px solid var(--line); padding: 46px 0 56px; }
.page-hero h1 { font-size: clamp(32px, 4.2vw, 52px); max-width: 22ch; margin-bottom: 16px; }
.page-hero .lead { max-width: 70ch; margin: 0; }
.breadcrumbs { font-size: 13px; color: var(--muted); margin: 0 0 22px; }
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; padding: 0; margin: 0; }
.breadcrumbs li { margin: 0; }
.breadcrumbs li + li::before { content: "/"; margin-right: 6px; color: #b9bec7; }
.breadcrumbs a:hover { color: var(--brand-dark); }

.prose { max-width: 780px; }
.prose h2 { margin-top: 44px; font-size: clamp(24px, 2.6vw, 32px); }
.prose h3 { margin-top: 30px; }
.prose ul, .prose ol { padding-left: 1.3em; }
.prose li { margin: .45em 0; }
.prose a { color: var(--brand-dark); text-decoration: underline; text-underline-offset: 2px; }
.prose blockquote { margin: 28px 0; padding: 18px 22px; background: var(--soft); border-left: 3px solid var(--brand); border-radius: 0 10px 10px 0; }
.prose blockquote p:last-child { margin: 0; }
.prose table { width: 100%; border-collapse: collapse; margin: 24px 0; font-size: 15.5px; }
.prose th, .prose td { text-align: left; padding: 11px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.prose th { font-size: 13px; letter-spacing: .04em; text-transform: uppercase; color: var(--muted); }

.tldr { background: var(--brand-soft); border: 1px solid #ffd9cb; border-radius: 14px; padding: 20px 24px; margin: 0 0 34px; }
.tldr b { display: block; font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--brand-dark); margin-bottom: 8px; }
.tldr p:last-child, .tldr ul:last-child { margin: 0; }

.facts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; margin: 0 0 34px; }
.facts div { background: #fff; padding: 18px 20px; }
.facts-3 { grid-template-columns: repeat(3, 1fr); }
.facts dt { font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin-bottom: 4px; }
.facts dd { margin: 0; font-weight: 700; font-size: 16px; }

.case-hero img { width: 100%; border-radius: 16px; border: 1px solid var(--line); background: var(--soft); }
.case-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 56px; align-items: start; }
.aside-card { position: sticky; top: 98px; border: 1px solid var(--line); border-radius: 14px; padding: 22px; background: #fff; }
.aside-card h3 { font-size: 16px; margin-bottom: 12px; }
.aside-card dl { margin: 0; display: grid; gap: 12px; }
.aside-card dt { font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.aside-card dd { margin: 2px 0 0; font-size: 15px; }
.aside-card .btn { width: 100%; margin-top: 18px; }

/* статьи */
.article { padding: 56px 0 80px; }
.article-head { max-width: 820px; margin-inline: auto; }
.article .prose { margin-inline: auto; }
.article-meta { display: flex; flex-wrap: wrap; gap: 8px 18px; color: var(--muted); font-size: 13.5px; margin: 18px 0 0; }
.author-box { display: flex; gap: 16px; align-items: center; margin-top: 44px; padding: 20px 22px; border: 1px solid var(--line); border-radius: 14px; background: var(--soft); }
.author-box .ava { width: 52px; height: 52px; border-radius: 50%; background: var(--brand-dark); color: #fff; display: grid; place-items: center; font-weight: 800; flex: none; }
.author-box p { margin: 0; font-size: 14px; color: var(--muted); }
.author-box b { display: block; color: var(--ink); font-size: 15.5px; }

/* related */
.related { padding: 56px 0 80px; border-top: 1px solid var(--line); }
.related h2 { font-size: 26px; margin-bottom: 22px; }

/* footer */
.site-footer { background: #0d0f13; color: #c9cdd6; padding: 64px 0 28px; font-size: 14.5px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; }
.footer-brand { display: flex; align-items: center; gap: 12px; color: #fff; font-weight: 800; letter-spacing: .06em; margin-bottom: 14px; }
.footer-brand img { width: 36px; }
.site-footer p { color: #8f96a3; }
.site-footer h3 { color: #fff; font-size: 13px; letter-spacing: .12em; text-transform: uppercase; margin: 4px 0 14px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin: 8px 0; }
.site-footer a:hover { color: #fff; }
.footer-contacts a { display: block; margin: 8px 0; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 14px; margin-top: 48px; padding-top: 22px; border-top: 1px solid rgba(255, 255, 255, .08); color: #767d8a; font-size: 13px; }
.footer-bottom a { color: #a9afba; }
.socials { display: flex; gap: 10px; margin-top: 16px; }
.socials a { width: 38px; height: 38px; display: grid; place-items: center; border: 1px solid rgba(255, 255, 255, .14); border-radius: 10px; font-size: 12px; font-weight: 700; color: #fff; }
.socials a:hover { border-color: var(--brand-dark); background: var(--brand-dark); }

/* 404 */
.notfound { min-height: 56vh; display: grid; place-items: center; text-align: center; padding: 80px 0; }
.notfound .code { font-size: clamp(90px, 18vw, 190px); font-weight: 800; color: var(--brand); line-height: 1; letter-spacing: -.04em; }

/* ---------- responsive ---------- */
@media (max-width: 1020px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; padding: 64px 0; }
  .hero-panel { max-width: 560px; }
  .grid-4, .approach { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .case-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cta-grid { grid-template-columns: 1fr; gap: 36px; padding: 60px 0; }
  .case-layout { grid-template-columns: 1fr; gap: 34px; }
  .aside-card { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .header-phone { display: none; }
  .nav {
    display: none; position: absolute; left: 0; right: 0; top: 74px;
    flex-direction: column; align-items: stretch; gap: 2px; margin: 0; padding: 14px 20px 22px;
    background: #111318; border-bottom: 1px solid rgba(255, 255, 255, .1);
    max-height: calc(100dvh - 74px); overflow-y: auto;
  }
  body.nav-open .nav { display: flex; }
  .nav > a, .nav-drop > summary { padding: 12px 10px; font-size: 16px; }
  .nav-drop[open] .drop { position: static; width: auto; box-shadow: none; margin: 4px 0 8px; }
  .nav-drop .drop small { display: none; }
  .grid-3, .grid-4, .approach { grid-template-columns: 1fr 1fr; }
  .steps li { grid-template-columns: 54px 1fr; gap: 10px 16px; }
  .steps li p { grid-column: 2; }
  .section { padding: 64px 0; }
  .section-head { flex-direction: column; align-items: start; gap: 12px; }
}
@media (max-width: 620px) {
  body { font-size: 16px; }
  .wrap { width: min(100% - 28px, var(--wrap)); }
  .header-inner { height: 66px; gap: 10px; }
  .nav { top: 66px; max-height: calc(100dvh - 66px); }
  .brand-name { font-size: 14px; }
  .brand img { width: 34px; }
  .header-actions .btn { display: none; }
  .hero-grid { padding: 48px 0 52px; }
  .hero h1 { font-size: clamp(32px, 9vw, 44px); }
  .hero-facts { gap: 8px 18px; font-size: 13.5px; }
  .grid-2, .grid-3, .grid-4, .approach, .case-grid { grid-template-columns: 1fr; }
  .facts, .facts-3 { grid-template-columns: 1fr; }
  .hero-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 18px; }
  .hero-facts li { display: flex; flex-direction: column; gap: 2px; }
  .field-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .section-head h2 { max-width: none; }
  .cta-grid { padding: 48px 0; }
  .form { padding: 22px; }
  .steps li { grid-template-columns: 44px 1fr; }
  .section { padding: 52px 0; }
  .page-hero { padding: 34px 0 40px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}