/* nashinsky.ru — light B2B marketing design system */
/* Self-hosted Golos Text (variable 400–700), no external font requests */
@font-face{
  font-family:"Golos Text";font-style:normal;font-weight:400 700;font-display:swap;
  src:url(/assets/fonts/golos-cyrillic.woff2) format("woff2");
  unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116;
}
@font-face{
  font-family:"Golos Text";font-style:normal;font-weight:400 700;font-display:swap;
  src:url(/assets/fonts/golos-cyrillic-ext.woff2) format("woff2");
  unicode-range:U+0460-052F,U+1C80-1C88,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F;
}
@font-face{
  font-family:"Golos Text";font-style:normal;font-weight:400 700;font-display:swap;
  src:url(/assets/fonts/golos-latin.woff2) format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215;
}
:root{
  --bg:#ffffff;
  --bg-soft:#f5f7fa;
  --bg-soft-2:#eef2f7;
  --ink:#0f1b2d;
  --ink-soft:#3d4a5c;
  --muted:#647088;
  --line:#e2e8f0;
  --accent:#1763e8;
  --accent-dark:#0d49b8;
  --accent-soft:#e8f0ff;
  --teal:#0fb5a6;
  --ok:#0a8a5f;
  --radius:14px;
  --radius-sm:10px;
  --shadow-sm:0 1px 2px rgba(15,27,45,.06),0 1px 3px rgba(15,27,45,.05);
  --shadow:0 4px 18px rgba(15,27,45,.08);
  --shadow-lg:0 18px 50px rgba(15,27,45,.12);
  --maxw:1140px;
  --gap:clamp(16px,3vw,28px);
  --font:"Golos Text",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);
  font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{line-height:1.18;color:var(--ink);font-weight:650;letter-spacing:-.01em;margin:0 0 .5em}
h1{font-size:clamp(2rem,4.4vw,3.1rem);font-weight:720}
h2{font-size:clamp(1.5rem,3vw,2.15rem)}
h3{font-size:1.22rem}
p{margin:0 0 1rem}
.lead{font-size:clamp(1.08rem,1.6vw,1.3rem);color:var(--ink-soft);max-width:62ch}
.container{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.muted{color:var(--muted)}
.section{padding:clamp(48px,7vw,86px) 0}
.section--soft{background:var(--bg-soft)}
.eyebrow{display:inline-block;font-size:.82rem;font-weight:600;letter-spacing:.08em;
  text-transform:uppercase;color:var(--accent);background:var(--accent-soft);
  padding:5px 12px;border-radius:999px;margin-bottom:16px}
.center{text-align:center}
.measure{max-width:64ch}
.center .measure{margin-left:auto;margin-right:auto}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:1rem;
  padding:13px 24px;border-radius:var(--radius-sm);border:1px solid transparent;
  cursor:pointer;transition:.18s ease;text-decoration:none;white-space:nowrap}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:var(--accent);color:#fff;box-shadow:var(--shadow-sm)}
.btn-primary:hover{background:var(--accent-dark);box-shadow:var(--shadow)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn-lg{padding:16px 30px;font-size:1.06rem}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.88);
  backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:24px;height:68px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.16rem;
  color:var(--ink);letter-spacing:-.02em}
.brand:hover{text-decoration:none}
.brand .mark{width:30px;height:30px;border-radius:8px;
  background:linear-gradient(135deg,var(--accent),#16b8c4);display:grid;place-items:center;
  color:#fff;font-weight:700;font-size:.95rem}
.nav-links{display:flex;gap:22px;margin-left:8px}
.nav-links a{color:var(--ink-soft);font-weight:500;font-size:.98rem}
.nav-links a:hover{color:var(--accent);text-decoration:none}
.nav-cta{margin-left:auto;display:flex;align-items:center;gap:14px}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px;color:var(--ink)}
.nav-toggle svg{width:26px;height:26px}

/* Hero */
.hero{position:relative;overflow:hidden;background:
  radial-gradient(1100px 520px at 78% -10%,rgba(23,99,232,.14),transparent 60%),
  radial-gradient(820px 460px at 8% 8%,rgba(22,184,196,.12),transparent 55%),
  linear-gradient(180deg,#fbfdff,#f4f7fb)}
.hero::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:radial-gradient(rgba(23,99,232,.16) 1px,transparent 1.4px);
  background-size:30px 30px;
  -webkit-mask-image:radial-gradient(620px 420px at 80% 0,#000,transparent 70%);
  mask-image:radial-gradient(620px 420px at 80% 0,#000,transparent 70%)}
.hero-inner{position:relative;padding:clamp(54px,8vw,104px) 0 clamp(48px,7vw,88px)}
.hero h1{max-width:18ch}
.hero .lead{margin-top:8px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-trust{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:30px;color:var(--muted);font-size:.92rem}
.hero-trust span{display:inline-flex;align-items:center;gap:7px}
.hero-trust svg{width:17px;height:17px;color:var(--ok)}

/* Grid + cards */
.grid{display:grid;gap:var(--gap)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow-sm);transition:.2s ease;height:100%}
.card:hover{box-shadow:var(--shadow);transform:translateY(-3px);border-color:#cfdcf0}
.card h3{margin-bottom:8px}
.card p{margin-bottom:0;color:var(--ink-soft);font-size:.98rem}
.card .ico{width:46px;height:46px;border-radius:11px;background:var(--accent-soft);
  display:grid;place-items:center;margin-bottom:16px;color:var(--accent)}
.card .ico svg{width:24px;height:24px}
.card-link{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-weight:600;font-size:.95rem}

/* Steps */
.steps{counter-reset:step;display:grid;gap:18px}
.step{display:flex;gap:18px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:22px 24px;box-shadow:var(--shadow-sm)}
.step::before{counter-increment:step;content:counter(step);flex:0 0 auto;
  width:42px;height:42px;border-radius:50%;background:var(--accent);color:#fff;
  display:grid;place-items:center;font-weight:700;font-size:1.1rem}
.step h3{margin-bottom:4px}
.step p{margin:0;color:var(--ink-soft);font-size:.97rem}

/* Metrics */
.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.metric{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;text-align:center}
.metric .num{font-size:clamp(1.9rem,3.6vw,2.6rem);font-weight:720;color:var(--accent);letter-spacing:-.02em}
.metric .lbl{color:var(--ink-soft);font-size:.98rem;margin-top:4px}
.metric .tag{display:inline-block;margin-top:10px;font-size:.78rem;color:var(--muted);
  background:var(--bg-soft-2);padding:3px 10px;border-radius:999px}

/* Feature / diff list */
.diff{display:grid;gap:var(--gap);grid-template-columns:repeat(3,1fr)}
.diff .ico{width:50px;height:50px;border-radius:12px;background:var(--accent-soft);
  display:grid;place-items:center;margin-bottom:14px;color:var(--accent)}
.diff .ico svg{width:26px;height:26px}
.diff h3{margin-bottom:6px}
.diff p{color:var(--ink-soft);margin:0;font-size:.99rem}

/* 152-FZ block */
.fz{background:linear-gradient(120deg,#0f1b2d,#16263f);color:#e8eef7;border-radius:18px;
  padding:clamp(30px,4vw,48px);position:relative;overflow:hidden}
.fz h2{color:#fff}
.fz p{color:#c3cfe0}
.fz .badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.18);color:#fff;padding:6px 14px;border-radius:999px;
  font-size:.86rem;font-weight:600;margin-bottom:16px}
.fz ul{margin:18px 0 0;padding:0;list-style:none;display:grid;gap:10px}
.fz li{display:flex;gap:10px;align-items:flex-start;color:#d6deea;font-size:.99rem}
.fz li svg{flex:0 0 auto;width:20px;height:20px;color:#5fd0c4;margin-top:2px}

/* CTA band */
.cta-band{background:linear-gradient(135deg,var(--accent),#1190c4);border-radius:18px;
  padding:clamp(32px,5vw,56px);color:#fff;text-align:center}
.cta-band h2{color:#fff}
.cta-band p{color:rgba(255,255,255,.92);max-width:56ch;margin:0 auto 8px}
.cta-band .btn-ghost{background:#fff;border-color:#fff}

/* Form */
.lead-form{background:#fff;border:1px solid var(--line);border-radius:18px;
  padding:clamp(24px,3vw,36px);box-shadow:var(--shadow)}
.field{margin-bottom:16px}
.field label{display:block;font-weight:600;font-size:.94rem;margin-bottom:6px;color:var(--ink)}
.field .req{color:#d33}
.field input,.field textarea{width:100%;padding:12px 14px;border:1px solid var(--line);
  border-radius:var(--radius-sm);font:inherit;font-size:1rem;background:#fcfdff;color:var(--ink);
  transition:.15s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--accent);
  box-shadow:0 0 0 3px var(--accent-soft);background:#fff}
.field textarea{min-height:108px;resize:vertical}
.consent{display:flex;gap:11px;align-items:flex-start;margin:6px 0 18px;
  background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius-sm);padding:13px 15px}
.consent input{margin-top:3px;width:18px;height:18px;flex:0 0 auto;accent-color:var(--accent)}
.consent label{font-size:.9rem;color:var(--ink-soft);line-height:1.5;font-weight:400}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-note{font-size:.84rem;color:var(--muted);margin-top:12px;text-align:center}
.form-msg{display:none;padding:14px 16px;border-radius:var(--radius-sm);margin-bottom:6px;font-size:.96rem}
.form-msg.ok{display:block;background:#e7f7ef;color:#0a6b46;border:1px solid #b9e6cf}
.form-msg.err{display:block;background:#fdecec;color:#b3261e;border:1px solid #f3c2c0}
button[disabled]{opacity:.5;cursor:not-allowed;transform:none!important}

/* FAQ */
.faq{display:grid;gap:12px;max-width:820px;margin:0 auto}
.faq details{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:4px 20px;box-shadow:var(--shadow-sm)}
.faq summary{cursor:pointer;font-weight:600;padding:16px 0;list-style:none;
  display:flex;justify-content:space-between;gap:12px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.4rem;color:var(--accent);transition:.2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{color:var(--ink-soft);padding-bottom:18px;margin:0}

/* Prose (legal pages) */
.prose{max-width:780px;margin:0 auto}
.prose h2{margin-top:1.8em}
.prose h3{margin-top:1.4em}
.prose ul,.prose ol{padding-left:22px;color:var(--ink-soft)}
.prose li{margin-bottom:7px}
.prose p{color:var(--ink-soft)}
.prose .meta{color:var(--muted);font-size:.92rem;border-left:3px solid var(--line);padding-left:14px}

/* Contacts */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap);align-items:start}
.contact-list{list-style:none;padding:0;margin:0;display:grid;gap:18px}
.contact-list li{display:flex;gap:14px;align-items:flex-start}
.contact-list .ico{width:42px;height:42px;border-radius:11px;background:var(--accent-soft);
  display:grid;place-items:center;color:var(--accent);flex:0 0 auto}
.contact-list .ico svg{width:21px;height:21px}
.contact-list strong{display:block;font-size:.84rem;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.04em}

/* Footer */
.site-footer{background:#0f1b2d;color:#aebacb;padding:54px 0 30px;font-size:.95rem}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;padding-bottom:30px;
  border-bottom:1px solid rgba(255,255,255,.1)}
.site-footer .brand{color:#fff;margin-bottom:12px}
.site-footer h4{color:#fff;font-size:.95rem;margin:0 0 14px;font-weight:600}
.footer-links{list-style:none;padding:0;margin:0;display:grid;gap:9px}
.footer-links a{color:#aebacb}
.footer-links a:hover{color:#fff;text-decoration:none}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  padding-top:22px;color:#7d8aa0;font-size:.86rem}
.footer-bottom a{color:#9fb0c8}

/* Page hero (interior) */
.page-hero{background:linear-gradient(180deg,#fbfdff,#f3f7fb);
  border-bottom:1px solid var(--line);padding:clamp(40px,6vw,74px) 0}
.page-hero .lead{margin-bottom:0}
.breadcrumb{font-size:.88rem;color:var(--muted);margin-bottom:14px}
.breadcrumb a{color:var(--muted)}

/* Service detail blocks */
.svc-block{border-top:1px solid var(--line);padding:clamp(34px,5vw,56px) 0}
.svc-block:first-of-type{border-top:0}
.svc-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(24px,4vw,52px);align-items:center}
.svc-grid.rev .svc-text{order:2}
.tick{list-style:none;padding:0;margin:14px 0 0;display:grid;gap:10px}
.tick li{display:flex;gap:10px;align-items:flex-start;color:var(--ink-soft)}
.tick li svg{flex:0 0 auto;width:20px;height:20px;color:var(--ok);margin-top:3px}
.panel{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.panel h4{margin:0 0 12px;font-size:.85rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}

/* Responsive */
@media(max-width:900px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:1fr 1fr}
}
@media(max-width:760px){
  .nav-links{display:none}
  .nav-links.open{display:flex;position:absolute;top:68px;left:0;right:0;flex-direction:column;
    background:#fff;border-bottom:1px solid var(--line);padding:14px 22px;gap:4px;box-shadow:var(--shadow)}
  .nav-links.open a{padding:10px 0;border-bottom:1px solid var(--bg-soft)}
  .nav-toggle{display:inline-flex;margin-left:auto}
  .nav-cta .btn:not(.nav-toggle){display:none}
  .nav-cta{margin-left:0}
  .grid-3,.grid-2,.diff,.metrics{grid-template-columns:1fr}
  .grid-4{grid-template-columns:1fr 1fr}
  .form-row{grid-template-columns:1fr}
  .svc-grid{grid-template-columns:1fr}
  .svc-grid.rev .svc-text{order:0}
  .contact-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr}
}
@media(max-width:420px){.grid-4{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}