:root{
  --bg:#090d18;
  --bg-soft:#0c1226;
  --card:#111a36;
  --card-2:#0e1730;
  --border:rgba(255,255,255,.08);
  --border-strong:rgba(255,255,255,.16);
  --muted:#98a3c4;
  --text-dim:#c4cceb;
  --text:#eef1ff;
  --brand:#0ea5e9;
  --brand-2:#22d3ee;
  --brand-rgb:14,165,233;
  --brand-2-rgb:34,211,238;
  --ring-rgb:34,211,238;
  --brand-ink:#052033;
  --ok:#22c55e;
  --ok-fg:#6ee7a8;
  --warn:#f59e0b;
  --err:#ef4444;
  --icon-fg:#8ee3fb;
  --placeholder:#6b7699;
  --surface-1:rgba(255,255,255,.03);
  --surface-2:rgba(255,255,255,.06);
  --card-grad-a:rgba(255,255,255,.04);
  --card-grad-b:rgba(255,255,255,.008);
  --input-bg:rgba(255,255,255,.025);
  --header-bg:rgba(9,13,24,.68);
  --header-bg-scrolled:rgba(9,13,24,.92);
  --header-bg-solid:rgba(9,13,24,.97);
  --overlay:rgba(3,6,15,.72);
  --hero-glow:rgba(14,165,233,.2);
  --radius-lg:24px;
  --radius:18px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow-sm:0 6px 16px rgba(3,6,15,.35);
  --shadow:0 18px 40px rgba(3,6,15,.4), inset 0 1px 0 rgba(255,255,255,.03);
  --shadow-hover:0 22px 46px rgba(3,6,15,.48), 0 8px 20px rgba(14,165,233,.16), inset 0 1px 0 rgba(255,255,255,.04);
  --shadow-pop:0 24px 56px rgba(3,6,15,.55);
  --cta-shadow:0 10px 24px rgba(14,165,233,.3), inset 0 1px 0 rgba(255,255,255,.4);
  --cta-shadow-hover:0 14px 30px rgba(14,165,233,.4), inset 0 1px 0 rgba(255,255,255,.4);
  --fab-shadow:0 12px 28px rgba(14,165,233,.35);
  --fab-shadow-hover:0 16px 36px rgba(14,165,233,.45);
  --ease:cubic-bezier(.16,.84,.44,1);
}
/* ===== LIGHT THEME =====
   Auto via prefers-color-scheme, unless the visitor picked a theme
   explicitly (data-theme on <html>, persisted in localStorage). The two
   blocks below must stay identical — one covers the OS preference, the
   other the explicit toggle. */
@media (prefers-color-scheme: light){
  :root:not([data-theme="dark"]){
    --bg:#f4f6fb;
    --bg-soft:#eef1f8;
    --card:#ffffff;
    --card-2:#ffffff;
    --border:#cbd5e1;
    --border-strong:#94a3b8;
    --muted:#5a6580;
    --text-dim:#39415c;
    --text:#111730;
    --brand:#0284c7;
    --brand-2:#0891b2;
    --brand-rgb:2,132,199;
    --brand-2-rgb:8,145,178;
    --ring-rgb:15,23,42;
    --brand-ink:#ffffff;
    --ok-fg:#15803d;
    --icon-fg:#0369a1;
    --placeholder:#98a0b8;
    --surface-1:rgba(15,25,55,.045);
    --surface-2:rgba(15,25,55,.075);
    --card-grad-a:#ffffff;
    --card-grad-b:#ffffff;
    --input-bg:#ffffff;
    --header-bg:rgba(255,255,255,.72);
    --header-bg-scrolled:rgba(255,255,255,.92);
    --header-bg-solid:rgba(250,251,254,.98);
    --overlay:rgba(20,30,60,.45);
    --hero-glow:rgba(2,132,199,.1);
    --shadow-sm:0 6px 16px rgba(30,45,90,.08);
    --shadow:0 18px 40px rgba(30,45,90,.09);
    --shadow-hover:0 22px 46px rgba(15,23,42,.18), 0 8px 20px rgba(15,23,42,.1);
    --shadow-pop:0 24px 56px rgba(30,45,90,.18);
    --cta-shadow:0 10px 20px rgba(15,23,42,.18), inset 0 1px 0 rgba(255,255,255,.55);
    --cta-shadow-hover:0 16px 28px rgba(15,23,42,.24), inset 0 1px 0 rgba(255,255,255,.55);
    --fab-shadow:0 10px 24px rgba(15,23,42,.22);
    --fab-shadow-hover:0 14px 30px rgba(15,23,42,.28);
  }
}
:root[data-theme="light"]{
  --bg:#f4f6fb;
  --bg-soft:#eef1f8;
  --card:#ffffff;
  --card-2:#ffffff;
  --border:#cbd5e1;
  --border-strong:#94a3b8;
  --muted:#5a6580;
  --text-dim:#39415c;
  --text:#111730;
  --brand:#0284c7;
  --brand-2:#0891b2;
  --brand-rgb:2,132,199;
  --brand-2-rgb:8,145,178;
  --ring-rgb:15,23,42;
  --brand-ink:#ffffff;
  --ok-fg:#15803d;
  --icon-fg:#0369a1;
  --placeholder:#98a0b8;
  --surface-1:rgba(15,25,55,.045);
  --surface-2:rgba(15,25,55,.075);
  --card-grad-a:#ffffff;
  --card-grad-b:#ffffff;
  --input-bg:#ffffff;
  --header-bg:rgba(255,255,255,.72);
  --header-bg-scrolled:rgba(255,255,255,.92);
  --header-bg-solid:rgba(250,251,254,.98);
  --overlay:rgba(20,30,60,.45);
  --hero-glow:rgba(2,132,199,.1);
  --shadow-sm:0 6px 16px rgba(30,45,90,.08);
  --shadow:0 18px 40px rgba(30,45,90,.09);
  --shadow-hover:0 22px 46px rgba(15,23,42,.18), 0 8px 20px rgba(15,23,42,.1);
  --shadow-pop:0 24px 56px rgba(30,45,90,.18);
  --cta-shadow:0 10px 20px rgba(15,23,42,.18), inset 0 1px 0 rgba(255,255,255,.55);
  --cta-shadow-hover:0 16px 28px rgba(15,23,42,.24), inset 0 1px 0 rgba(255,255,255,.55);
  --fab-shadow:0 10px 24px rgba(15,23,42,.22);
  --fab-shadow-hover:0 14px 30px rgba(15,23,42,.28);
}
*{box-sizing:border-box}
html{min-height:100%;max-width:100%;overflow-x:hidden;overflow-x:clip}
body{
  min-height:100%;
  max-width:100%;
  margin:0;
  overflow-x:hidden;
  overflow-x:clip;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  background:var(--bg);
  color:var(--text-dim);
  line-height:1.65;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  transition:background .25s ease, color .25s ease;
}
h1,h2,h3,h4{color:var(--text);font-family:inherit;text-wrap:balance}
a{color:var(--brand);text-decoration:none}
a:hover{opacity:.9}
img{max-width:100%;display:block}
strong{color:var(--text);font-weight:700}

.container{width:min(1600px,94vw);margin-inline:auto}
.grid{display:grid;gap:24px}

/* ============ TOPBAR ============ */
.topbar{
  background:var(--surface-1);
  border-bottom:1px solid var(--border);
  font-size:12px;
  color:var(--muted);
}
.topbar-inner{
  display:flex;align-items:center;justify-content:center;
  gap:20px;flex-wrap:wrap;padding:7px 0;
}
.topbar-item{display:inline-flex;flex-wrap:wrap;align-items:center;gap:6px;max-width:100%}
.topbar a{color:var(--muted)}
.topbar a:hover{color:var(--text)}
/* Desktop: the track wrappers are layout-transparent, the duplicate is hidden */
.topbar-track{display:contents}
.topbar-track--copy{display:none}
/* Mobile: topbar becomes a non-interactive marquee (бегущая строка) —
   two identical tracks scroll left; when the first fully exits, the copy
   is exactly where the first started, so the loop is seamless. */
@media (max-width:880px){
  .topbar-inner{flex-wrap:nowrap;justify-content:flex-start;overflow:hidden;padding:8px 0}
  .topbar-track{
    display:flex;align-items:center;flex:0 0 auto;
    gap:32px;padding-right:32px;
    animation:topbar-ticker 22s linear infinite;
  }
  .topbar-track--copy{display:flex}
  .topbar-item{flex-wrap:nowrap;white-space:nowrap;max-width:none}
  .topbar a{pointer-events:none}
  @keyframes topbar-ticker{
    from{transform:translateX(0)}
    to{transform:translateX(-100%)}
  }
}
@media (prefers-reduced-motion: reduce){
  .topbar-track{animation:none}
}
/* Bigger tap targets for footer links on touch screens */
@media (max-width:880px){
  .footer-col a{display:inline-block;padding:5px 0}
}

/* ============ HEADER / NAV ============ */
header.sticky{
  position:sticky;top:0;z-index:50;
  background:var(--header-bg);
  backdrop-filter:saturate(180%) blur(18px);
  -webkit-backdrop-filter:saturate(180%) blur(18px);
  border-bottom:1px solid var(--border);
  transition:background .3s var(--ease), border-color .3s var(--ease);
}
header.scrolled{
  background:var(--header-bg-scrolled);
  border-bottom-color:var(--border-strong);
}
header .row{
  display:flex;align-items:center;gap:20px;
  padding:16px 0;
}
nav a{font-weight:600;color:var(--muted);transition:color .2s ease, background .2s ease}
nav a:hover, nav a.active{color:var(--text)}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:16.5px;letter-spacing:-.01em;white-space:nowrap;color:var(--text)}
.logo{
  width:42px;height:42px;
  object-fit:contain;
  display:block;
}
.header-actions{display:flex;align-items:center;gap:10px}

/* ============ THEME TOGGLE ============ */
.theme-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;flex:0 0 auto;
  border-radius:var(--radius-sm);
  background:var(--surface-1);
  border:1px solid var(--border-strong);
  color:var(--text);cursor:pointer;
  transition:background .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.theme-toggle:hover{background:rgba(var(--brand-2-rgb),.12);border-color:rgba(var(--brand-2-rgb),.45);box-shadow:0 0 0 3px rgba(var(--ring-rgb),.1)}
.theme-toggle .icon-moon{display:none}
@media (prefers-color-scheme: light){
  :root:not([data-theme="dark"]) .theme-toggle .icon-sun{display:none}
  :root:not([data-theme="dark"]) .theme-toggle .icon-moon{display:inline-flex}
}
:root[data-theme="light"] .theme-toggle .icon-sun{display:none}
:root[data-theme="light"] .theme-toggle .icon-moon{display:inline-flex}

/* ============ BUTTONS ============ */
.btn{
  appearance:none;border:0;border-radius:var(--radius-sm);
  padding:14px 24px;font-weight:700;font-size:15px;cursor:pointer;
  color:var(--brand-ink);
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  box-shadow:var(--cta-shadow);
  transition:transform .2s var(--ease), box-shadow .2s var(--ease), filter .2s ease;
}
.btn:hover{
  transform:translateY(-2px);
  filter:brightness(1.04);
  box-shadow:var(--cta-shadow-hover);
}
.btn:active{transform:translateY(0)}
.btn:disabled{opacity:.6;cursor:not-allowed;transform:none;filter:none}
.btn.secondary{
  background:var(--surface-1);
  color:var(--text);
  border:1px solid var(--border-strong);
  box-shadow:none;
}
.btn.secondary:hover{
  background:var(--surface-2);
  border-color:var(--border-strong);
  transform:translateY(-2px);
}
.btn.full{width:100%}
.btn-sm{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;font-size:14px;border-radius:var(--radius-sm);
  width:fit-content;
}
.btn-sm svg{flex:0 0 auto;transition:transform .2s var(--ease)}
.btn-sm:hover svg{transform:translateX(3px)}
/* .btn-sm can sit inert (pointer-events:none) inside a whole-card <a> — animate the arrow off the
   card's own hover state in that case instead of the (non-interactive) button's own :hover. */
a.card:hover .btn-sm svg{transform:translateX(3px)}

/* ============ HERO ============ */
.hero{
  padding:100px 0 60px;
  position:relative;
  background-image:radial-gradient(1000px 560px at 78% -12%, var(--hero-glow), transparent 62%);
  background-repeat:no-repeat;
}
.services-hero{
  position:relative;
  background-image:radial-gradient(800px 420px at 82% -18%, var(--hero-glow), transparent 60%);
  background-repeat:no-repeat;
}
.hero h1{
  font-size:clamp(34px,4.6vw,58px);
  line-height:1.06;letter-spacing:-.025em;
  margin:16px 0 18px;
  font-weight:800;
}
.grad-text{
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p.lead{color:var(--muted);font-size:clamp(16.5px,2.1vw,19px);max-width:54ch;line-height:1.7}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:22px}
.hero .stats{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px;color:var(--muted)}
.hero .stat{
  display:inline-flex;align-items:center;gap:9px;
  padding:11px 16px;border-radius:var(--radius-sm);
  background:var(--surface-1);
  border:1px solid var(--border);
  font-size:14px;font-weight:500;
  transition:transform .2s var(--ease), border-color .2s ease, background .2s ease;
}
.hero .stat:hover{
  transform:translateY(-2px);
  border-color:rgba(var(--brand-2-rgb),.35);
  background:var(--surface-2);
}

/* ============ CARDS ============ */
.card{
  background:linear-gradient(165deg, var(--card-grad-a), var(--card-grad-b));
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s ease;
}
.card:hover{
  transform:translateY(-6px);
  border-color:var(--border-strong);
  box-shadow:var(--shadow-hover);
}

section{padding:96px 0}
h2{font-size:clamp(27px,3.1vw,38px);letter-spacing:-.02em;margin:0 0 18px;font-weight:800}
.muted{color:var(--muted)}
.feature{display:flex;gap:18px}
.office-map{
  width:100%;height:220px;margin-top:16px;
  border:1px solid var(--border);border-radius:var(--radius-sm);
}
.icon{
  width:50px;height:50px;flex:0 0 50px;
  border-radius:var(--radius-sm);
  background:linear-gradient(150deg, rgba(var(--brand-rgb),.28), rgba(var(--brand-2-rgb),.14));
  display:grid;place-items:center;
  border:1px solid rgba(var(--brand-2-rgb),.22);
  color:var(--icon-fg);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
}
.two-col{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:36px;align-items:start}
@media (max-width:980px){.two-col{grid-template-columns:1fr}}

.list{display:grid;gap:16px}
.pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:var(--radius-pill);
  border:1px solid var(--border-strong);
  background:var(--surface-1);
  font-weight:600;color:var(--text-dim);font-size:13px;
  letter-spacing:.01em;
}

.tag-link{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;border-radius:var(--radius-pill);
  border:1px solid var(--border);
  background:var(--surface-1);
  color:var(--muted);font-size:13px;font-weight:600;
  text-decoration:none;
  transition:color .2s ease,border-color .2s ease,background .2s ease,transform .2s ease;
}
.tag-link:hover{color:var(--text);border-color:rgba(var(--brand-2-rgb),.45);background:rgba(var(--brand-2-rgb),.1);transform:translateY(-1px)}

/* Fixed light backing for third-party brand/marketplace logos (Wildberries/OZON/Яндекс.Маркет etc.) —
   deliberately NOT theme-tokenized: some of these logo SVGs have hardcoded dark text/marks that are
   unreadable on our dark theme's background, so every logo always sits on a small neutral-white card
   regardless of site theme, matching how these brand marks are meant to be displayed. */
.logo-chip{
  display:inline-flex;align-items:center;justify-content:center;
  background:#ffffff;
  border-radius:8px;
  padding:6px 10px;
  line-height:0;
}

/* ============ PRICING ============ */
.pricing{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
@media (max-width:980px){.pricing{grid-template-columns:1fr}}
.price .head{padding:22px;border-bottom:1px solid var(--border)}
.price .body{padding:22px}
.price h3{margin:0;font-size:19px;font-weight:700}
.price .value{font-size:34px;font-weight:800;margin:8px 0;color:var(--text);letter-spacing:-.02em}
.price .value small{font-weight:600;color:var(--muted);font-size:15px}

.bullets{display:grid;gap:11px;margin:12px 0}
.bullets li{display:flex;gap:10px;align-items:center;font-size:15px}
.bullets .check{
  width:20px;height:20px;border-radius:7px;flex-shrink:0;
  background:rgba(34,197,94,.14);
  border:1px solid rgba(34,197,94,.32);
  color:var(--ok-fg);
  display:grid;place-items:center;font-size:14px;
}

/* ============ CONTACT ============ */
.contact-wrapper{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:36px;align-items:start}
@media (max-width:980px){.contact-wrapper{grid-template-columns:1fr}}
.contact-header{margin-bottom:24px}
.contact-header h2{margin-bottom:10px}
.contact-perks{display:grid;gap:11px;margin:20px 0 22px}
.contact-perk{display:flex;align-items:center;gap:11px;font-size:14.5px;color:var(--text-dim)}
.contact-perk-icon{
  width:23px;height:23px;border-radius:var(--radius-pill);flex-shrink:0;
  background:rgba(34,197,94,.12);border:1px solid rgba(34,197,94,.38);
  color:var(--ok-fg);
  display:grid;place-items:center;font-size:13px;
}
.contact-bar{
  margin-top:8px;padding:11px 18px;border-radius:var(--radius-pill);
  background:var(--surface-1);border:1px solid var(--border);
  display:flex;align-items:center;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--muted);
}
.contact-bar-item{display:flex;align-items:center;gap:7px;max-width:100%}
.contact-bar-dot{width:3px;height:3px;border-radius:var(--radius-pill);background:var(--border-strong)}
/* The pill radius only works while the bar is a single line; once items wrap
   (narrow screens) a 999px radius turns the tall box into a capsule that eats
   into the content — switch to a normal card radius there. */
@media (max-width:880px){
  .contact-bar{border-radius:var(--radius);padding:12px 16px;gap:12px}
}
.contact-form-card{margin-top:28px}

.contact-type-toggle{display:flex;gap:6px;margin:6px 0 8px}
.contact-type-btn{
  flex:1;padding:6px 10px;border-radius:var(--radius-sm);
  border:1px solid var(--border);background:var(--surface-1);
  color:var(--muted);font-size:12px;font-weight:600;cursor:pointer;
  transition:background .15s var(--ease), border-color .15s var(--ease), color .15s var(--ease);
}
.contact-type-btn.is-active{
  background:rgba(var(--brand-rgb),.12);
  border-color:rgba(var(--brand-rgb),.4);
  color:var(--icon-fg);
}
.contact-type-btn:hover{border-color:var(--border-strong)}

.consent{position:relative;display:flex;align-items:flex-start;gap:9px;margin:14px 0 6px;cursor:pointer;user-select:none}
.consent input{position:absolute;opacity:0;pointer-events:none}
.consent-box{
  width:19px;height:19px;border-radius:6px;flex-shrink:0;
  border:1px solid var(--border-strong);
  background:var(--input-bg);
  display:grid;place-items:center;
  transition:border-color .15s ease, background .15s ease;
  font-size:12px;color:#fff;
}
.consent small{line-height:1.5}
.consent input:checked + .consent-box{
  border-color:var(--brand);
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
}
.consent input:checked + .consent-box::before{content:"✓";transform:translateY(-1px)}

.form-note-ok{color:var(--ok)}
.form-note-error{color:var(--err)}

.phone-input-group{display:flex;gap:8px}
.phone-country-select{flex:0 0 auto;width:auto;min-width:74px;max-width:100px;padding-left:8px;padding-right:6px}
.phone-input-group input[name="contact"]{flex:1;min-width:0}
.phone-input-group.is-email .phone-country-select{display:none}

.field-invalid input, .field-invalid textarea, .field-invalid select,
.field-invalid .consent-box{border-color:var(--err) !important}
.field-error{color:var(--err);font-size:12.5px;margin-top:2px}

/* ============ STEPS ============ */
.steps{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}
@media (max-width:1100px){.steps{grid-template-columns:1fr 1fr 1fr}}
@media (max-width:720px){.steps{grid-template-columns:1fr 1fr}}
.step{padding:20px}
.step .num{font-weight:800;color:var(--brand-2);font-size:14px;letter-spacing:.04em;margin-bottom:6px}

.cases{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
@media (max-width:980px){.cases{grid-template-columns:1fr}}
.tag{position:absolute;right:16px;top:16px}

.testimonials-marquee{
  overflow:hidden;width:100%;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 32px,#000 calc(100% - 32px),transparent);
  mask-image:linear-gradient(90deg,transparent,#000 32px,#000 calc(100% - 32px),transparent);
}
.testimonials-track{
  position:relative;
  display:flex;gap:32px;width:max-content;
  animation:testimonials-scroll 38s linear infinite;
}
.testimonials-rail{
  position:absolute;left:0;right:0;top:54px;height:2px;
  background:rgba(var(--brand-rgb),.4);z-index:0;
}
.testimonials-track:hover{animation-play-state:paused}
@keyframes testimonials-scroll{
  from{transform:translateX(0)}
  to{transform:translateX(-50%)}
}
@media (prefers-reduced-motion:reduce){
  .testimonials-track{animation:none}
}
.testimonial-card{position:relative;z-index:1;padding:16px 20px;flex:0 0 340px;width:340px;background:var(--card)}
@media (max-width:640px){.testimonial-card{flex:0 0 280px;width:280px}}
.testimonial-stars-row{display:flex;align-items:center;gap:8px;margin-bottom:22px}
.testimonial-stars{display:flex;gap:2px;color:#f5a623}
.testimonial-rating-number{font-weight:700;font-size:13px;color:var(--text)}
.testimonial-card p{
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
  overflow:hidden;margin:0;
}
.testimonial-author{display:flex;align-items:center;gap:10px;margin-top:10px}
.testimonial-avatar{
  width:36px;height:36px;border-radius:50%;flex:0 0 36px;
  display:grid;place-items:center;font-weight:700;font-size:14px;
  background:linear-gradient(150deg, rgba(var(--brand-rgb),.28), rgba(var(--brand-2-rgb),.14));
  color:var(--icon-fg);
}
.testimonial-author strong{display:block;font-size:14px;color:var(--text)}
.testimonial-author .muted{font-size:12.5px}

.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 12px;border-radius:var(--radius-pill);
  background:var(--surface-1);
  border:1px solid var(--border);
  color:var(--muted);font-size:12px;font-weight:500;
}

/* ============ FORMS ============ */
.form{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px}
@media (max-width:880px){.form{grid-template-columns:1fr}}
.field{display:grid;gap:7px}
.field > span.muted{font-size:13px;font-weight:600;color:var(--text-dim)}

input, textarea, select{
  width:100%;padding:13px 15px;
  border-radius:var(--radius-sm);
  border:1px solid var(--border-strong);
  background:var(--input-bg);
  color:var(--text);outline:none;
  font:inherit;font-size:15px;
  transition:border-color .2s ease, box-shadow .2s ease, background .2s ease;
}
input::placeholder, textarea::placeholder{color:var(--placeholder)}
input:focus, textarea:focus, select:focus{
  border-color:var(--brand);
  background:var(--surface-1);
  box-shadow:0 0 0 4px rgba(var(--ring-rgb),.14);
}
textarea{min-height:128px;resize:vertical}

/* ============ FOOTER ============ */
footer{padding:56px 0 26px;border-top:1px solid var(--border);color:var(--muted)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;padding-bottom:36px}
.footer-col{display:flex;flex-direction:column;gap:11px;font-size:14px}
.footer-col h3{color:var(--text);font-size:13.5px;font-weight:700;letter-spacing:.02em;margin:0 0 4px}
.footer-col a{color:var(--muted);transition:color .2s ease}
.footer-col a:hover{color:var(--text)}
.footer-brand p{font-size:13.5px;line-height:1.7;margin:12px 0 0;max-width:270px}
.footer-social{display:flex;gap:10px;margin-top:8px}
.footer-social-link{
  width:38px;height:38px;border-radius:var(--radius-pill);
  display:grid;place-items:center;
  background:var(--surface-1);
  border:1px solid var(--border-strong);
  color:var(--text);font-size:11px;font-weight:700;
  transition:background .2s ease, border-color .2s ease, transform .2s ease;
}
.footer-social-link:hover{background:rgba(var(--brand-rgb),.18);border-color:rgba(var(--brand-rgb),.45);transform:translateY(-2px);opacity:1}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px;
  padding-top:22px;border-top:1px solid var(--border);font-size:12px;
}
@media (max-width:880px){
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-brand{grid-column:1 / -1}
}
@media (max-width:640px){
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start;text-align:left}
}
.small{font-size:12px;color:var(--muted)}
.notice{
  border-left:3px solid var(--brand);
  padding:13px 16px;
  background:rgba(var(--brand-rgb),.09);
  border-radius:var(--radius-sm);
}

html{scroll-behavior:smooth;scroll-padding-top:78px}
section{scroll-margin-top:78px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
@media (max-width:640px){.grid-2{grid-template-columns:1fr}}
.calc-grid{grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:640px){.calc-grid{grid-template-columns:1fr}}
@media (max-width:1100px){.grid-4{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:980px){.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){
  .grid-3,.grid-4{grid-template-columns:1fr}
  section{padding:56px 0}
  .hero{padding:52px 0 34px}
  .hero .cta .btn{width:100%}
  .hero .stats{gap:10px}
}

/* Inline SVG icons */
.i{display:inline-flex;vertical-align:middle;flex-shrink:0}

/* ============ MOBILE HEADER ============ */
.menu-toggle{
  display:none;align-items:center;gap:8px;
  border:1px solid var(--border-strong);
  background:var(--surface-1);
  color:var(--text);
  border-radius:var(--radius-sm);padding:11px 14px;font-weight:700;font-size:14px;
}
.menu-toggle-icon{display:inline-flex}
.menu-toggle-icon .icon-close{display:none}
.menu-toggle.is-open .menu-toggle-icon .icon-open{display:none}
.menu-toggle.is-open .menu-toggle-icon .icon-close{display:inline-flex}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{padding:10px 14px;border-radius:var(--radius-sm);white-space:nowrap;transition:color .2s ease, background .2s ease}
.nav-links > a:hover{background:var(--surface-2)}
@media (max-width:920px){
  .header-actions{margin-left:auto}
  .nav-links{
    position:fixed;top:0;right:0;bottom:0;left:auto;margin-top:0;
    width:min(86vw,380px);max-width:380px;
    display:flex;flex-direction:column;align-items:stretch;gap:6px;
    background:var(--bg);
    border:0;border-left:1px solid var(--border-strong);
    border-radius:0;
    padding:90px 16px 24px;
    box-shadow:-30px 0 60px rgba(3,6,15,.5);
    overflow-y:auto;
    overflow-x:hidden;
    transform:translateX(100%);
    visibility:hidden;
    transition:transform .3s var(--ease), visibility .3s;
    z-index:45;
  }
  .nav-links.open{transform:translateX(0);visibility:visible}
  .nav-links a{padding:13px 14px}
  .nav-links > a:hover{background:var(--surface-2)}
  .menu-toggle{display:inline-flex;position:relative;z-index:46}
  header .row{gap:10px}
  header .btn{display:none}
  /* backdrop-filter on an ancestor creates a containing block for position:fixed
     descendants, which breaks the full-viewport sidebar below — use a solid
     background on mobile instead of the frosted-glass effect. */
  header.sticky{
    backdrop-filter:none;-webkit-backdrop-filter:none;
    background:var(--header-bg-solid);
  }
  header.scrolled{background:var(--header-bg-solid)}
  /* When the sidebar is open, collapse the topbar so the sticky header
     always reflows to the very top (y=0) — otherwise, at the unscrolled
     scroll position, the header (and its close button) sits below the
     topbar at an unpredictable offset that can overlap the sidebar's
     first nav item. */
  body:has(.nav-links.open) .topbar{display:none}
}

/* ============ NAV DROPDOWN (Отрасли / Услуги) ============ */
.nav-dropdown{position:relative}
.nav-dropdown-row{display:flex;align-items:center;border-radius:var(--radius-sm);transition:background .2s ease}
.nav-dropdown-row:hover{background:var(--surface-1)}
.nav-dropdown-toggle{
  background:var(--surface-2);border:1px solid var(--border-strong);color:var(--text);cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
  width:30px;height:30px;border-radius:9px;margin-left:6px;
  transition:color .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.nav-dropdown-toggle:hover{background:rgba(var(--brand-2-rgb),.15);border-color:rgba(var(--brand-2-rgb),.45);box-shadow:0 0 0 3px rgba(var(--ring-rgb),.1)}
.nav-dropdown-toggle svg{transition:transform .2s ease}
.nav-dropdown.open .nav-dropdown-toggle svg{transform:rotate(180deg)}
.nav-dropdown-panel{
  position:absolute;top:calc(100% + 12px);left:50%;
  transform:translateX(-50%) translateY(6px);
  min-width:250px;
  background:var(--card-2);
  border:1px solid var(--border-strong);
  border-radius:var(--radius);
  box-shadow:var(--shadow-pop);
  padding:10px;
  opacity:0;visibility:hidden;pointer-events:none;
  transition:opacity .18s var(--ease), transform .18s var(--ease), visibility .18s;
  z-index:70;
}
.nav-dropdown-panel.wide{min-width:500px}
.nav-dropdown-panel-grid{display:grid;grid-template-columns:1fr 1fr;gap:2px}
.nav-dropdown-panel a{display:block;padding:9px 11px;border-radius:9px;color:var(--text-dim);font-size:14px;font-weight:500;white-space:normal;transition:background .15s ease,color .15s ease}
.nav-dropdown-panel a:hover{background:var(--surface-2);color:var(--text)}
.nav-dropdown-panel-all{
  margin-top:6px;padding-top:10px;
  border-top:1px solid var(--border);
  color:var(--brand);font-weight:700;
}
@media (hover:hover) and (min-width:921px){
  .nav-dropdown:hover .nav-dropdown-panel,
  .nav-dropdown:focus-within .nav-dropdown-panel{
    opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0);
  }
  /* Invisible hover-bridge: closes the 12px gap between the trigger row and
     the panel (see top:calc(100% + 12px) above) so moving the mouse from
     the nav link down into the panel doesn't cross a dead zone with no
     element under the cursor — that gap was breaking .nav-dropdown:hover
     mid-move and closing the panel before the user could reach it. */
  .nav-dropdown-panel::before{
    content:'';position:absolute;left:0;right:0;top:-12px;height:12px;
  }
}
.nav-dropdown.open .nav-dropdown-panel{
  opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0);
}
@media (max-width:920px){
  .nav-dropdown-row{
    width:100%;justify-content:space-between;gap:8px;
    padding:2px 4px 2px 14px;border-radius:var(--radius-sm);
  }
  .nav-dropdown-row a{white-space:normal;min-width:0;flex:1 1 auto;padding:13px 0}
  .nav-dropdown-toggle{width:36px;height:36px;flex:0 0 auto;margin-left:0}
  .nav-dropdown-panel,
  .nav-dropdown-panel.wide{
    position:static;transform:none;min-width:0;width:100%;
    background:var(--surface-1);
    box-shadow:none;border:0;border-radius:10px;
    margin-top:2px;
    max-height:0;overflow:hidden;padding:0 8px;
    opacity:1;visibility:visible;pointer-events:none;
    transition:max-height .2s ease, padding .2s ease;
  }
  .nav-dropdown.open .nav-dropdown-panel{
    max-height:600px;padding:8px;pointer-events:auto;transform:none;
  }
  .nav-dropdown-panel-grid{grid-template-columns:1fr}
}

/* ============ CUSTOM SELECT ============ */
.select-hidden{display:none}
.select-custom{position:relative;width:100%}
.select-custom__trigger{
  width:100%;
  border-radius:var(--radius-sm);
  border:1px solid var(--border-strong);
  background:var(--input-bg);
  color:var(--text);
  padding:13px 15px;
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  cursor:pointer;font:inherit;font-size:15px;
  transition:border-color .2s ease, background .2s ease;
}
.select-custom.open .select-custom__trigger{border-color:var(--brand)}
.select-custom__trigger span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.select-custom__chevron{
  font-size:12px;opacity:.7;transform:translateY(1px);
  transition:transform .15s ease, opacity .15s ease;
}
.select-custom.open .select-custom__chevron{transform:rotate(180deg);opacity:1}
.select-custom__list{
  position:absolute;left:0;right:0;top:calc(100% + 6px);
  max-height:220px;overflow-y:auto;overflow-x:hidden;
  -webkit-overflow-scrolling:touch;
  border-radius:var(--radius-sm);
  border:1px solid var(--border-strong);
  background:var(--card-2);
  box-shadow:var(--shadow-pop);
  padding:5px;
  opacity:0;pointer-events:none;
  transform:translateY(4px);
  transition:opacity .12s ease, transform .12s ease;
  z-index:40;
}
.select-custom.open .select-custom__list{opacity:1;pointer-events:auto;transform:translateY(0)}
.select-custom__option{
  width:100%;text-align:left;border:0;
  padding:9px 11px;border-radius:9px;
  background:transparent;color:var(--text-dim);
  font:inherit;font-size:14.5px;cursor:pointer;
  display:flex;justify-content:space-between;gap:8px;
  transition:background .15s ease,color .15s ease;
}
@media (max-width:640px){
  .select-custom__trigger{padding:14px;min-height:48px}
  .select-custom__option{padding:12px 11px;min-height:44px}
}
.select-custom__option:hover{background:var(--surface-2);color:var(--text)}
.select-custom__option.is-active{background:rgba(var(--brand-rgb),.18);color:var(--text)}
.select-custom__option-label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.select-custom__option-tag{font-size:11px;color:var(--muted);opacity:.85}

/* ============ SCROLL TOP / PROGRESS ============ */
.scroll-top-btn{
  position:fixed;right:22px;bottom:22px;
  width:48px;height:48px;
  border:0;border-radius:50%;
  display:grid;place-items:center;
  color:var(--brand-ink);
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  box-shadow:var(--fab-shadow);
  cursor:pointer;
  opacity:0;visibility:hidden;
  transform:translateY(10px);
  transition:opacity .25s ease, transform .25s ease, visibility .25s, box-shadow .2s ease;
  z-index:60;
}
.scroll-top-btn.visible{opacity:1;visibility:visible;transform:translateY(0)}
.scroll-top-btn:hover{transform:translateY(-3px);box-shadow:var(--fab-shadow-hover)}
@media (max-width:640px){.scroll-top-btn{display:none}}

.progress-bar{
  position:fixed;top:0;left:0;width:0%;height:3px;
  background:linear-gradient(to right, var(--brand), var(--brand-2));
  z-index:1000;transition:width .2s ease;
}

.trust-badges{display:flex;justify-content:center;gap:22px;flex-wrap:wrap;margin-top:32px}
.trust-badge{
  display:flex;align-items:center;gap:9px;
  padding:9px 18px;border-radius:var(--radius-sm);
  background:var(--surface-1);
  border:1px solid var(--border);
  color:var(--muted);font-size:13.5px;font-weight:500;
}

/* ============ FAQ ============ */
.faq-item{margin-bottom:14px;border-radius:var(--radius-sm);overflow:hidden}
.faq-question{
  padding:18px 20px;
  background:var(--surface-1);
  border:1px solid var(--border);
  cursor:pointer;
  display:flex;justify-content:space-between;align-items:center;
  font-weight:600;color:var(--text);
  transition:background .2s ease;
}
.faq-question:hover{background:var(--surface-2)}
.faq-question span:last-child{
  flex-shrink:0;margin-left:16px;color:var(--brand);font-weight:400;font-size:20px;line-height:1;
  transition:transform .25s var(--ease);
}
.faq-item.active .faq-question span:last-child{transform:rotate(45deg)}
.faq-answer{
  padding:0 20px;
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease, padding .3s ease;
  background:var(--surface-1);
  border-left:1px solid var(--border);
  border-right:1px solid var(--border);
}
.faq-item.active .faq-answer{padding:18px 20px;max-height:500px}
.faq-item.active .faq-question{border-bottom-left-radius:0;border-bottom-right-radius:0}

/* ============ PERSONAL DATA MODAL ============ */
.pd-modal-overlay{
  position:fixed;inset:0;
  background:var(--overlay);
  backdrop-filter:blur(6px);
  display:none;align-items:center;justify-content:center;
  z-index:200;opacity:0;
  transition:opacity .2s ease;
}
.pd-modal-overlay.active{display:flex;opacity:1}
.pd-modal{
  width:min(600px,90vw);
  background:var(--card-2);
  border:1px solid var(--border-strong);
  border-radius:var(--radius);
  padding:26px 28px;
  position:relative;
  box-shadow:var(--shadow-pop);
  color:var(--text-dim);
  max-height:80vh;
  overflow-y:auto;
  overflow-x:hidden;
}
.pd-close{position:absolute;top:14px;right:14px;font-size:20px;cursor:pointer;opacity:.7;color:var(--text);transition:.2s}
.pd-close:hover{opacity:1}
.pd-modal h3{margin-top:0;font-size:20px}
.pd-modal p{margin:11px 0;line-height:1.6;color:var(--muted)}
.pd-link{color:var(--brand);cursor:pointer;text-decoration:underline}
.pd-link:hover{opacity:.8}

/* ============ BLOG ============ */
.blog-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
@media (max-width:980px){.blog-grid{grid-template-columns:1fr}}
.pager{display:flex;align-items:center;justify-content:center;gap:18px;margin-top:36px}
.pager-link{font-weight:700;color:var(--brand);padding:10px 16px;border-radius:var(--radius-sm);border:1px solid var(--border-strong);transition:background .2s ease,color .2s ease}
.pager-link:hover{background:var(--surface-1)}
.pager-status{color:var(--muted);font-size:14px}
@media (max-width:480px){.pager{gap:10px}.pager-link{padding:9px 12px;font-size:14px}}
.blog-card{padding:20px;display:flex;flex-direction:column;height:100%}
.blog-card .blog-date{font-size:12px;color:var(--muted);margin-bottom:9px;font-weight:500}
.blog-card h3{margin:0 0 9px;font-size:19px;font-weight:700}
.blog-card p{margin:0 0 15px;flex-grow:1}
.blog-card .read-more{font-weight:700;color:var(--brand)}
.service-card .icon{margin-bottom:14px}
.service-card p{display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}
.service-card-footer{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.service-card-footer .pill{
  background:rgba(var(--brand-rgb),.1);border-color:rgba(var(--brand-2-rgb),.3);
  color:var(--icon-fg);font-weight:700;
}

/* ============ OFFER CARD (service page: price + what's included, together) ============ */
.offer-card{
  display:flex;gap:28px;flex-wrap:wrap;align-items:flex-start;
  padding:24px;margin:18px 0 24px;
  border:1px solid var(--border-strong);border-radius:var(--radius);
  background:linear-gradient(150deg, rgba(var(--brand-rgb),.06), transparent 60%), var(--card);
}
.offer-price{flex:0 0 auto;min-width:180px}
.offer-price .value{font-size:28px;margin:0 0 4px}
.offer-price .muted{font-size:13.5px}
.offer-bullets{flex:1 1 260px;margin:0;gap:10px}
@media (max-width:640px){.offer-card{padding:18px;gap:16px}}

.mini-icon{
  display:inline-flex;align-items:center;justify-content:center;
  width:26px;height:26px;border-radius:8px;margin-right:8px;flex:0 0 auto;
  background:rgba(var(--brand-rgb),.12);color:var(--icon-fg);
  vertical-align:-7px;
}
.article{margin:0 auto}
/* Running prose (direct-child paragraphs/lists — intro text, article body) gets a readable line
   length; only text is constrained, not nested cards/grids/tables/images elsewhere in .article,
   which still use the full container width. This restores a width constraint that existed on the
   homepage's #about-parsing block at some point and was lost in a later redesign pass — without it,
   body text on category/uslugi/komu/terms pages stretches to the full ~1600px container. */
.article>p,.article>ul,.article>ol{max-width:820px}
.article h1{font-size:clamp(27px,4vw,40px);line-height:1.18;letter-spacing:-.02em;margin:0 0 14px}
.article .article-meta{font-size:13px;color:var(--muted);margin-bottom:30px}
.article p{margin:0 0 19px;color:var(--text-dim)}
.article h2{font-size:clamp(20px,2.6vw,26px);margin:38px 0 15px;scroll-margin-top:90px}
.article ul{margin:0 0 19px;padding-left:22px}
.article li{margin-bottom:9px}
.article .back-link{display:inline-block;margin-bottom:26px;font-weight:600}

/* ============ ABOUT-PARSING (homepage SEO block, chapter-card grid) ============ */
.about-chapters{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:32px}
@media (max-width:980px){.about-chapters{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){.about-chapters{grid-template-columns:1fr}}
.about-chapters .card{padding:22px}
.about-chapters h3{margin:0 0 10px;font-size:17px}
.about-chapters p{margin:0}

/* ============ BREADCRUMBS ============ */
.breadcrumbs{margin-bottom:14px}
.breadcrumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin:0;padding:0;list-style:none;font-size:13px;color:var(--muted)}
.breadcrumbs li{display:flex;align-items:center;gap:6px}
.breadcrumbs li:not(:last-child)::after{content:"/";color:var(--border-strong)}
.breadcrumbs a{color:var(--muted);font-weight:500}
.breadcrumbs a:hover{color:var(--brand)}
.breadcrumbs [aria-current="page"]{color:var(--text-dim);font-weight:600}

/* ============ BLOG POST LAYOUT (article + sidebar) ============ */
.post-layout{
  max-width:1400px;margin-inline:auto;
  display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:56px;
  align-items:start;
}
.post-layout .article{max-width:920px;margin:0}
.post-sidebar{
  display:flex;flex-direction:column;gap:20px;
  position:sticky;top:100px;
}
@media (max-width:1100px){
  .post-layout{grid-template-columns:1fr;gap:40px}
  .post-sidebar{position:static}
}
.sidebar-card{padding:20px}
.sidebar-card h3{margin:0 0 6px;font-size:16px}
.sidebar-post{display:block;padding:13px 0;border-top:1px solid var(--border)}
.sidebar-post:first-of-type{border-top:0;padding-top:6px}
.sidebar-post strong{display:block;font-size:14.5px;line-height:1.45;color:var(--text);font-weight:600;margin-bottom:4px;transition:color .2s ease}
.sidebar-post span{font-size:12.5px;color:var(--muted)}
.sidebar-post:hover strong{color:var(--brand)}

.post-chips{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 24px}

.toc{
  border:1px solid var(--border);
  border-radius:var(--radius-sm);
  background:var(--surface-1);
  padding:16px 20px;
  margin:0 0 28px;
}
.toc summary{
  cursor:pointer;font-weight:700;color:var(--text);
  list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:12px;
}
.toc summary::-webkit-details-marker{display:none}
.toc summary::after{
  content:"";flex:0 0 10px;width:10px;height:10px;
  border-right:2.5px solid var(--brand);border-bottom:2.5px solid var(--brand);
  transform:rotate(45deg) translateY(-2px);
  transition:transform .2s ease;
}
.toc[open] summary::after{transform:rotate(-135deg) translateY(-2px)}
.toc ol{margin:14px 0 2px;padding-left:22px;display:grid;gap:9px}
.toc a{color:var(--muted);font-weight:500;transition:color .2s ease}
.toc a:hover{color:var(--brand);opacity:1}
@media (max-width:640px){.toc ol{list-style:none;padding-left:0}}
