:root{
  --brand-1:#5AA3C6;
  --brand-2:#387EA2;
  --brand-3:#164767;
  --ink:#0d1b2a;
  --muted:#607086;
  --bg:#ffffff;
  --bg-alt:#f6f9fc;
  --line:#e6edf3;
  --glass: rgba(255,255,255,.55);
  --radius:16px;
  --shadow: 0 10px 30px rgba(22,71,103,.10), 0 4px 14px rgba(0,0,0,.05);
  --container:1200px;
  --corpbar-height: 44px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family: Manrope, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--ink); background:var(--bg); line-height:1.6;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}

/* Header */
.header{
  position:sticky; top:0; z-index:100; 
  background: rgba(255,255,255,.75);
  backdrop-filter: blur(12px) saturate(140%); 
  border-bottom:1px solid var(--line);
  transition:background .25s ease, border-color .25s ease, backdrop-filter .25s ease;
}
/* Всегда прозрачный с blur */
.header{
  background: rgba(255,255,255,.75) !important;
  backdrop-filter: blur(12px) saturate(140%) !important;
}

/* Corporate bar */
.corpbar{
  border-bottom:1px solid var(--line); font-size:13px; color:#2a3b4b;
  transition: transform .3s ease, opacity .3s ease, height .3s ease;
  height: var(--corpbar-height);
  overflow: hidden;
}
.corpbar.hidden{
  transform:translateY(-100%); 
  opacity:0; 
  height: 0;
  pointer-events:none;
}
.corp-inner{display:flex;align-items:center;justify-content:space-between; gap:16px; padding:10px 0}
.nav-corp{display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.corp-link{background:none;border:0;color:#2a3b4b;font-weight:700;cursor:pointer;font-size:13px;position:relative;text-decoration:none}
.corp-actions{display:flex;align-items:center;gap:10px}
.icon-btn{background:rgba(255,255,255,.8);border:1px solid #e7eef5;border-radius:10px;padding:8px;display:inline-flex;align-items:center;justify-content:center;cursor:default;opacity:.7}
.icon-btn .i{width:16px;height:16px}

/* Dropdown indicator */
.dd-ind{font-size:10px;margin-left:6px;display:inline-block;transition:transform .2s}
button[aria-expanded="true"] .dd-ind{transform:rotate(180deg)}

/* Dropdown */
.has-sub{position:relative}
.dropdown{
  position:absolute;top:calc(100% + 8px);left:0;min-width:220px; 
  background:rgba(255,255,255,.95);
  backdrop-filter: blur(12px) saturate(140%);
  border:1px solid var(--line);
  border-radius:12px;box-shadow:var(--shadow);padding:8px;display:none;z-index:20;
}
.dropdown a{display:block;padding:10px 12px;border-radius:10px;color:#203a52;text-decoration:none;font-weight:700;font-size:14px}
.dropdown a:hover{background:#f2f8fc}

/* Language selector */
.lang{position:relative}
.lang-btn{
  display:inline-flex;align-items:center;gap:6px;border:1px solid #e7eef5;
  background:rgba(255,255,255,.8);border-radius:12px;padding:6px 10px;font-weight:800;color:#203a52;cursor:pointer;font-size:13px
}
.lang-btn .i{width:14px;height:14px}
.lang-menu{
  position:absolute;top:calc(100% + 8px);right:0;display:none;
  background:rgba(255,255,255,.95);
  backdrop-filter: blur(12px) saturate(140%);
  border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:6px;min-width:180px;z-index:30;
}
.lang-menu button{
  display:block;width:100%;text-align:left;background:none;border:0;padding:8px 10px;border-radius:10px;font-weight:700;color:#203a52;cursor:pointer;font-size:13px
}
.lang-menu button:hover{background:#f2f8fc}

/* Main bar */
.header .bar{
  display:flex;align-items:center;justify-content:space-between;padding:12px 0;
  transition: padding .3s ease;
}
/* Когда корпоративное меню скрыто — main bar двигается вверх */
body.corpbar-hidden .header .bar{
  padding-top: 16px;
}
.brand .logo{display:block;height:36px;width:auto}
.nav{display:flex;gap:22px;align-items:center}
.link{background:none;border:0;color:#2a3b4b;text-decoration:none;font-weight:800;cursor:pointer;display:inline-flex;align-items:center;gap:4px;font-size:15px}
.nav .dropdown{min-width:260px}
.menu{display:none;background:none;border:0;cursor:pointer}
.menu span{display:block;width:22px;height:2px;background:var(--brand-3);margin:5px;border-radius:2px}

/* Breadcrumb */
.breadcrumb{display:none;background:#f7fbff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.breadcrumb .container{font-size:13px;color:#355069;padding:8px 0}
.breadcrumb a{color:#1f4b68;text-decoration:none;font-weight:700}
.breadcrumb span{margin:0 6px;color:#7a8da3}
body.has-breadcrumb .breadcrumb{display:block}

/* Hero */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.hero .bg{position:absolute;inset:0;z-index:-1}
.hero .gradient{
  position:absolute;inset:-20% -10% 0 -10%;
  background:
    radial-gradient(60% 50% at 10% 10%, rgba(90,163,198,.35), transparent 60%),
    radial-gradient(60% 50% at 90% 0%, rgba(56,126,162,.35), transparent 60%),
    linear-gradient(180deg, #f1f9ff 0%, #ffffff 60%);
  filter:saturate(110%);
}
.hero .grid{
  position:absolute;inset:0;background:
    linear-gradient(#0000 31px, rgba(22,71,103,.06) 32px),
    linear-gradient(90deg,#0000 31px, rgba(22,71,103,.06) 32px);
  background-size:32px 32px; opacity:.25; mix-blend-mode:multiply;
}
.hero .blob{position:absolute; width:420px; height:420px; border-radius:50%;
  filter: blur(40px); opacity:.35; transform: translateZ(0)}
.hero .b1{background: radial-gradient(circle at 30% 30%, #5AA3C6, #387EA2); top:10%; left:-120px}
.hero .b2{background: radial-gradient(circle at 60% 50%, #387EA2, #164767); bottom:-120px; right:-120px}

.hero-inner{display:grid;grid-template-columns:1.05fr .95fr; gap:40px; align-items:center; padding:84px 0}
.eyebrow{display:inline-block;font-weight:800;color:var(--brand-2);letter-spacing:.6px;text-transform:uppercase;margin-bottom:10px;font-size:13px}
.hero h1{font-size:clamp(34px,3.6vw,52px);line-height:1.08;margin:0 0 14px;color:var(--brand-3);letter-spacing:-.3px}
.hero .tagline{font-size:clamp(16px,1.3vw,18px);color:#274059;max-width:640px;margin:0 0 22px}
.btn{
  display:inline-flex;align-items:center;gap:10px;padding:12px 18px;border-radius:14px;border:1px solid transparent;
  font-weight:800; cursor:pointer; transition:.2s; text-decoration:none; box-shadow: var(--shadow); font-size:15px;
}
.btn .i{width:18px;height:18px}
.btn.primary{color:#fff; background:linear-gradient(135deg,var(--brand-2),var(--brand-3))}
.btn.primary:hover{filter:brightness(1.05); transform:translateY(-1px)}
.btn.ghost{background:#fff; color:var(--brand-3); border-color:#e7eef5}
.btn.ghost:hover{background:#f8fbfe; transform:translateY(-1px)}
.cta{display:flex;gap:12px;flex-wrap:wrap}
.trust{display:flex;gap:14px;align-items:center;margin-top:16px;color:var(--muted);font-size:14px}
.logo-pill{
  display:inline-flex;align-items:center;padding:8px 12px;border-radius:999px;border:1px solid #e5edf4;background:#fff;color:#274059;
  font-weight:700; font-size:13px; box-shadow:0 2px 8px rgba(0,0,0,.04)
}
.trust .logos{display:flex;gap:8px;flex-wrap:wrap}

.hero-visual{align-self:stretch;display:flex;flex-direction:column;gap:12px}
.panel.glass{
  background:var(--glass); border:1px solid rgba(255,255,255,.6); border-radius:20px; padding:16px; backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
}
.panel-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr)); gap:12px}
.kpi{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px}
.kpi .num{font-size:26px;font-weight:800;color:var(--brand-3);line-height:1}
.kpi .label{font-size:12px;color:var(--muted);margin-top:4px}
.panel-cards{display:grid;gap:10px;margin-top:10px}
.mini-card{display:flex;gap:12px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px}
.mini-card .icon{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:10px;background:#eaf5fb;color:var(--brand-2);flex-shrink:0}
.mini-card .icon svg{width:18px;height:18px}
.mini-title{font-weight:800;color:#203a52;font-size:14px}
.mini-sub{font-size:13px;color:var(--muted);margin-top:2px}
.hero-note{font-size:12px;color:var(--muted);margin-left:4px}

/* Sections */
.section{padding:64px 0}
.section.alt{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.h2{font-size:28px;color:var(--brand-3);margin:0 0 10px;font-weight:800}
.lead{color:#2b475f;margin:0 0 20px;font-size:17px}
.cards{display:grid;gap:18px;grid-template-columns:repeat(4,minmax(240px,1fr))}
.cards.two{grid-template-columns:repeat(2,minmax(300px,1fr))}
.cards.three{grid-template-columns:repeat(3,minmax(280px,1fr))}
.card{
  border:1px solid var(--line);border-radius:16px;padding:18px;
  background:#ffffffcc;backdrop-filter:blur(8px);box-shadow:var(--shadow);
  transition:transform .18s ease, box-shadow .18s ease;display:flex;flex-direction:column;
  position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-2px);box-shadow:0 16px 40px rgba(22,71,103,.14)}
.card .pill{display:inline-block;padding:6px 10px;border-radius:999px;background:#eaf5fb;color:var(--brand-2);font-weight:800;font-size:12px;width:fit-content;margin-bottom:10px}
.card h3{margin:10px 0 8px;color:#1f3550;font-size:18px}
.card p{margin:0 0 10px;color:#36516a;font-size:15px;line-height:1.5}
.card-top{flex:1}
.card-meta{font-size:13px;color:var(--muted);margin-bottom:12px}
.card-date{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--muted);margin-bottom:8px}
.card-date .i{width:14px;height:14px}
.btn-card{display:inline-flex;align-items:center;gap:8px;color:var(--brand-2);font-weight:800;text-decoration:none;font-size:14px;margin-top:auto;transition:.2s}
.btn-card .i{width:16px;height:16px}
.btn-card:hover{color:var(--brand-3);gap:12px}

/* Product & News card images */
.card-img{
  width:calc(100% + 36px);
  margin:-18px -18px 12px -18px;
  height:180px;
  object-fit:cover;
  border-radius:16px 16px 0 0;
}

/* Explore all link */
.explore-all{
  display:flex;align-items:center;justify-content:center;
  border:2px dashed var(--brand-2);border-radius:16px;padding:40px 20px;
  background:linear-gradient(135deg, rgba(90,163,198,.08), rgba(56,126,162,.08));
  text-decoration:none;transition:.25s;
}
.explore-all:hover{
  background:linear-gradient(135deg, rgba(90,163,198,.15), rgba(56,126,162,.15));
  border-color:var(--brand-3);transform:translateY(-2px);
}
.explore-all-inner{text-align:center}
.explore-all .icon{
  display:inline-flex;align-items:center;justify-content:center;
  width:56px;height:56px;border-radius:50%;
  background:linear-gradient(135deg,var(--brand-2),var(--brand-3));
  color:#fff;margin-bottom:12px;box-shadow:var(--shadow);
}
.explore-all .icon svg{width:28px;height:28px}
.explore-all .title{font-size:18px;font-weight:800;color:var(--brand-3);margin-bottom:4px}
.explore-all .subtitle{font-size:14px;color:var(--muted)}

.stack{display:flex;flex-wrap:wrap;gap:10px;margin:16px 0}
.chip{padding:8px 12px;border-radius:999px;border:1px solid #dfe8f0;background:#fff;color:#24425c;font-weight:700;font-size:13px}
.panel.note{margin-top:12px;border:1px dashed #cfe0ec;border-radius:14px;background:#f9fcff;padding:14px;color:#2a4761;font-size:14px}

/* Impact metrics */
.metrics{display:grid;gap:18px;grid-template-columns:repeat(4,minmax(220px,1fr))}
.metric-box{background:var(--glass);border:1px solid rgba(255,255,255,.6);border-radius:18px;padding:20px;backdrop-filter:blur(10px);box-shadow:var(--shadow);text-align:center;transition:.2s}
.metric-box:hover{transform:translateY(-2px)}
.metric-num{font-size:clamp(36px,4vw,48px);font-weight:900;color:var(--brand-3);line-height:1;margin-bottom:8px}
.metric-label{font-size:14px;color:#2a4761;font-weight:700}

/* Marquee */
.marquee-wrap{overflow:hidden;padding:32px 0;background:linear-gradient(90deg,#ffffff,#f7fbff,#ffffff);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.marquee{display:flex;overflow:hidden}
.marquee-track{display:flex;gap:14px;animation:marquee 30s linear infinite;will-change:transform}
@keyframes marquee{
  0%{transform:translateX(0)}
  100%{transform:translateX(-50%)}
}
.marquee-track:hover{animation-play-state:paused}

/* Testimonials */
.testimonials{display:grid;gap:18px;grid-template-columns:repeat(3,minmax(280px,1fr))}
.testi{background:var(--glass);border:1px solid rgba(255,255,255,.6);border-radius:16px;padding:20px;backdrop-filter:blur(10px);box-shadow:var(--shadow);margin:0;font-style:normal}
.testi p{font-size:15px;color:#203a52;line-height:1.6;margin:0 0 12px;font-style:italic}
.testi footer{font-size:13px;color:var(--muted);font-weight:700}

/* CTA */
.cta-wrap{padding:56px 0;background:linear-gradient(180deg,#f7fbff,#ffffff)}
.cta-box{display:flex;justify-content:space-between;gap:18px;align-items:center;border:1px solid rgba(255,255,255,.6);border-radius:18px;padding:22px;background:var(--glass);backdrop-filter:blur(10px);box-shadow:var(--shadow)}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* Footer — DARK THEME */
.footer{
  border-top:1px solid #1a2b3d;
  padding:48px 0 0;
  background:linear-gradient(180deg, #0d1b2a 0%, #162938 100%);
  color:#b8c9d9;
}
.foot-grid{display:grid;gap:32px;grid-template-columns:2fr 1fr 1fr 1fr 1fr 1.2fr;padding-bottom:32px}
.foot-brand .logo{display:block;height:48px;width:auto;margin-bottom:14px}
.foot-brand p{font-size:14px;color:#92a6b8;line-height:1.6}
.foot-title{font-weight:900;color:#ffffff;margin-bottom:12px;font-size:15px;letter-spacing:.3px}
.foot-list{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.foot-list a{color:#b8c9d9;text-decoration:none;font-weight:600;font-size:14px;transition:.2s}
.foot-list a:hover{color:#5AA3C6;text-decoration:underline}
.footer p{color:#92a6b8;font-size:14px;line-height:1.6}
.footer p a{color:#5AA3C6;text-decoration:none;font-weight:700}
.footer p a:hover{text-decoration:underline}

/* Social links */
.foot-social{margin-top:18px}
.foot-social-title{font-size:13px;font-weight:800;color:#cbd8e3;margin-bottom:10px;text-transform:uppercase;letter-spacing:.5px}
.social-links{display:flex;gap:10px}
.social-links a{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:50%;
  background:rgba(90,163,198,.15);
  border:1px solid rgba(90,163,198,.3);
  color:#5AA3C6;transition:.2s;text-decoration:none;
}
.social-links a:hover{
  background:rgba(90,163,198,.25);
  border-color:#5AA3C6;
  transform:translateY(-2px);
}
.social-links svg{width:20px;height:20px}

/* Footer copy */
.foot-copy{
  border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0;
  text-align:center;
  color:#7a8da3;
  font-size:13px;
}

/* Reveal animations */
.reveal{opacity:0; transform: translateY(12px); transition: opacity .5s ease, transform .5s ease}
.reveal.in{opacity:1; transform:none}

/* Sticky TOC */
.toc-wrap{position:sticky;top:90px;max-height:calc(100vh - 110px);overflow-y:auto;border:1px solid var(--line);border-radius:14px;background:#fff;padding:16px;box-shadow:var(--shadow)}
.toc-title{font-weight:900;color:var(--brand-3);margin-bottom:10px;font-size:14px}
.toc-list{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.toc-list a{color:#2a4560;text-decoration:none;font-weight:700;font-size:13px;display:block;padding:6px 8px;border-radius:8px}
.toc-list a:hover,.toc-list a.active{background:#eaf5fb;color:var(--brand-2)}
body.has-toc main{display:grid;grid-template-columns:1fr 260px;gap:32px;align-items:start}
body.has-toc main > article{min-width:0}

/* Responsive */
@media (max-width: 1080px){
  .cards{grid-template-columns:repeat(2,minmax(240px,1fr))}
  .cards.three{grid-template-columns:repeat(2,minmax(240px,1fr))}
  .metrics{grid-template-columns:repeat(2,minmax(220px,1fr))}
  .testimonials{grid-template-columns:repeat(2,minmax(280px,1fr))}
  .foot-grid{grid-template-columns:1fr 1fr 1fr}
  body.has-toc main{grid-template-columns:1fr}
  .toc-wrap{display:none}
}
@media (max-width: 920px){
  .hero-inner{grid-template-columns:1fr; padding:58px 0}
  .nav{display:none}
  .menu{display:inline-block}
  .nav-corp{overflow-x:auto; scrollbar-width:none}
  .nav-corp::-webkit-scrollbar{display:none}
}
@media (max-width: 680px){
  .cards{grid-template-columns:1fr}
  .cards.two{grid-template-columns:1fr}
  .cards.three{grid-template-columns:1fr}
  .metrics{grid-template-columns:1fr}
  .testimonials{grid-template-columns:1fr}
  .cta-box{flex-direction:column;align-items:flex-start}
  .foot-grid{grid-template-columns:1fr}
}