/* ============================================================
   Композит-Изделия — общий стиль сайта (4 страницы)
   Дизайн-система главной страницы, распространённая на весь сайт
   ============================================================ */
:root{
  --ink:#0a1721;
  --ink-2:#0f062d;
  --navy:#090954;
  --indigo:#2b2c86;
  --indigo-2:#3e53a1;
  --blue:#0e76dc;
  --blue-soft:rgba(14,118,220,.12);
  --grey:#b8b3b3;
  --bg:#F4F6FB;
  --bg-2:#EDF1F8;
  --card:#FFFFFF;
  --line:rgba(10,23,33,.10);
  --grad:linear-gradient(135deg,#2b2c86 0%,#0e76dc 100%);
  --grad-deep:linear-gradient(135deg,#090954 0%,#2b2c86 55%,#0e76dc 100%);
  --shadow-soft:0 30px 60px -30px rgba(9,9,84,.35), 0 8px 24px -12px rgba(10,23,33,.15);
  --radius:26px;
  --ease:cubic-bezier(.16,1,.3,1);
}
*{margin:0;padding:0;box-sizing:border-box}
/* clip на html обязателен: иначе стартовые смещения анимаций расширяют документ,
   и мобильный браузер ужимает всю страницу (shrink-to-fit) */
html{scroll-behavior:smooth;overflow-x:hidden;overflow-x:clip}
body{
  font-family:'Manrope',system-ui,sans-serif;
  color:var(--ink);
  background:var(--bg);
  overflow-x:hidden;
  overflow-x:clip;
  -webkit-font-smoothing:antialiased;
  line-height:1.55;
}
/* ---------- BASE FIELD ---------- */
.bg-field{position:fixed; inset:0; z-index:-3; pointer-events:none; background-color:var(--bg);}
/* ---------- TWO-LAYER HONEYCOMB (partial clusters) ---------- */
.hex-bg{
  position:fixed; inset:0; z-index:-2; pointer-events:none; overflow:hidden;
  -webkit-mask-image:
    radial-gradient(42vw 42vw at 2% 0%, #000 0%, transparent 62%),
    radial-gradient(46vw 60vh at 100% 34%, #000 0%, transparent 58%),
    radial-gradient(46vw 46vw at 88% 104%, #000 0%, transparent 60%);
  mask-image:
    radial-gradient(42vw 42vw at 2% 0%, #000 0%, transparent 62%),
    radial-gradient(46vw 60vh at 100% 34%, #000 0%, transparent 58%),
    radial-gradient(46vw 46vw at 88% 104%, #000 0%, transparent 60%);
  -webkit-mask-composite:source-over; mask-composite:add;
}
.hex-bg svg{position:absolute;top:0;left:0;overflow:visible}
/* на узком экране прежние пятна (42–46vw) сбивались в правый край — раскладываем шире */
@media(max-width:900px){
  .hex-bg{
    -webkit-mask-image:
      radial-gradient(78vw 46vh at 0% 4%, #000 0%, transparent 66%),
      radial-gradient(86vw 40vh at 100% 46%, #000 0%, transparent 64%),
      radial-gradient(80vw 44vh at 16% 100%, #000 0%, transparent 66%);
    mask-image:
      radial-gradient(78vw 46vh at 0% 4%, #000 0%, transparent 66%),
      radial-gradient(86vw 40vh at 100% 46%, #000 0%, transparent 64%),
      radial-gradient(80vw 44vh at 16% 100%, #000 0%, transparent 66%);
  }
}
.bg-glow{
  position:fixed; inset:0; z-index:-1; pointer-events:none;
  background:
    radial-gradient(60vw 60vw at 78% -8%, rgba(14,118,220,.14), transparent 60%),
    radial-gradient(50vw 50vw at 6% 108%, rgba(43,44,134,.12), transparent 60%);
}
.grain{
  position:fixed; inset:0; z-index:60; pointer-events:none; opacity:.035; mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
/* ---------- LAYOUT ---------- */
.wrap{max-width:1240px;margin:0 auto;padding:0 32px;position:relative}
section{position:relative;padding:130px 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-size:11px;font-weight:700;letter-spacing:.22em;text-transform:uppercase;
  color:var(--indigo);background:var(--blue-soft);
  padding:8px 16px;border-radius:100px;border:1px solid rgba(14,118,220,.18);
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 4px rgba(14,118,220,.18)}
/* hyphens:manual — авторасстановка рвала «связую-щих» в заголовках;
   мягкие переносы ­ в длинных словах при этом работают */
h1,h2,h3{font-family:'Unbounded',sans-serif;line-height:1.02;letter-spacing:-.02em;color:var(--ink-2);
  overflow-wrap:break-word;-webkit-hyphens:manual;hyphens:manual}
.lead{font-size:clamp(17px,1.5vw,20px);color:#3a4457;max-width:60ch}
.muted{color:#5a6472}
/* ---------- NAV ---------- */
.nav{
  position:fixed;top:22px;left:50%;transform:translateX(-50%);
  z-index:50;display:flex;align-items:center;gap:26px;
  padding:10px 12px 10px 20px;border-radius:100px;
  background:linear-gradient(120deg,rgba(9,9,84,.86),rgba(43,44,134,.74));backdrop-filter:blur(18px) saturate(1.4);
  border:1px solid rgba(255,255,255,.16);box-shadow:0 16px 42px -16px rgba(9,9,84,.6);
  transition:box-shadow .5s var(--ease);
}
.nav-links{display:flex;gap:22px}
.nav-links a{font-size:14px;font-weight:600;color:#33405a;text-decoration:none;position:relative;transition:color .3s;white-space:nowrap}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-5px;width:0;height:2px;background:var(--grad);border-radius:2px;transition:width .35s var(--ease)}
.nav-links a:hover{color:var(--blue)}
.nav-links a:hover::after{width:100%}
.nav-links a.here{color:#fff}
.nav-links a.here::after{width:100%;background:linear-gradient(90deg,#7fb6f0,#fff)}
.nav .btn-mini{margin-left:4px}
.btn-mini{
  display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:700;color:#fff;
  background:var(--grad-deep);padding:11px 18px;border-radius:100px;text-decoration:none;white-space:nowrap;
  box-shadow:0 8px 20px -8px rgba(14,118,220,.7);transition:transform .3s var(--ease),box-shadow .3s;
}
.btn-mini:hover{box-shadow:0 12px 26px -8px rgba(14,118,220,.85)}
.nav .nav-links a{color:#dfe4f4}.nav .nav-links a:hover{color:#fff}
.nav .logo-word b{color:#fff}.nav .logo-word span{color:rgba(255,255,255,.6)}
/* ---------- BURGER + MOBILE MENU ---------- */
.nav-burger{display:none}
.nav-links .btn-mini.in-menu{display:none}
@media(max-width:900px){
  .nav{padding:8px 8px 8px 16px}
  .nav .btn-mini{display:none}                    /* действие переезжает внутрь меню */
  .nav-burger{display:grid;place-items:center;flex:none;width:42px;height:42px;border-radius:50%;
    border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.10);cursor:pointer;
    -webkit-tap-highlight-color:transparent;transition:background .25s}
  .nav-burger:hover{background:rgba(255,255,255,.18)}
  .nav-burger span{display:block;width:17px;height:2px;border-radius:2px;background:#fff;position:relative;transition:background .2s}
  .nav-burger span::before,.nav-burger span::after{content:"";position:absolute;left:0;width:17px;height:2px;
    border-radius:2px;background:#fff;transition:transform .3s var(--ease)}
  .nav-burger span::before{top:-6px}
  .nav-burger span::after{top:6px}
  .nav.open .nav-burger span{background:transparent}
  .nav.open .nav-burger span::before{transform:translateY(6px) rotate(45deg)}
  .nav.open .nav-burger span::after{transform:translateY(-6px) rotate(-45deg)}
  .nav-links{display:flex;flex-direction:column;gap:2px;position:absolute;top:calc(100% + 12px);
    left:50%;right:auto;width:min(320px,calc(100vw - 32px));
    padding:10px;border-radius:22px;
    background:linear-gradient(120deg,rgba(9,9,84,.97),rgba(43,44,134,.95));
    -webkit-backdrop-filter:blur(18px) saturate(1.4);backdrop-filter:blur(18px) saturate(1.4);
    border:1px solid rgba(255,255,255,.16);box-shadow:0 22px 48px -18px rgba(9,9,84,.75);
    opacity:0;visibility:hidden;transform:translate(-50%,-10px);
    transition:opacity .3s var(--ease),transform .35s var(--ease),visibility .35s}
  .nav.open .nav-links{opacity:1;visibility:visible;transform:translate(-50%,0)}
  .nav-links a{padding:13px 15px;border-radius:14px;font-size:15.5px}
  .nav-links a::after{display:none}
  .nav .nav-links a.here{background:rgba(255,255,255,.12)}
  .nav-links .btn-mini.in-menu{display:inline-flex;justify-content:center;margin-top:8px}
}
/* ---------- LOGO ---------- */
.logo{display:flex;align-items:center;gap:12px;text-decoration:none}
.logo-mark{width:42px;height:42px;flex:none}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes spin-r{to{transform:rotate(-360deg)}}
.spin-cw{animation:spin 15s linear infinite;transform-box:fill-box;transform-origin:center}
.spin-ccw{animation:spin-r 12s linear infinite;transform-box:fill-box;transform-origin:center}
@keyframes twinkle{0%,100%{opacity:.35;transform:scale(.72)}50%{opacity:1;transform:scale(1)}}
.tw{transform-box:fill-box;transform-origin:center;animation:twinkle 3.2s ease-in-out infinite}
.logo-word{display:flex;flex-direction:column;line-height:.9}
.logo-word b{font-family:'Manrope',sans-serif;font-size:15px;font-weight:800;letter-spacing:.03em;text-transform:uppercase;color:var(--ink-2)}
/* ---------- SIDE PROGRESS ---------- */
.rail{position:fixed;right:26px;top:50%;transform:translateY(-50%);z-index:40;display:flex;flex-direction:column;gap:16px}
.rail a{width:11px;height:11px;border-radius:50%;background:rgba(10,23,33,.18);position:relative;transition:transform .3s var(--ease),background .3s}
.rail a::before{content:attr(data-l);position:absolute;right:22px;top:50%;transform:translateY(-50%) translateX(6px);opacity:0;
  font-size:11px;font-weight:700;letter-spacing:.05em;color:var(--ink-2);white-space:nowrap;background:#fff;padding:4px 10px;border-radius:8px;box-shadow:var(--shadow-soft);transition:.3s var(--ease)}
.rail a:hover::before{opacity:1;transform:translateY(-50%) translateX(0)}
.rail a.on{background:var(--grad);transform:scale(1.5)}
@media(max-width:900px){.rail{display:none}}
/* ---------- HERO ---------- */
.hero{min-height:100dvh;display:flex;align-items:center;padding-top:120px;overflow:hidden}
/* minmax(0,…) — иначе длинное слово в заголовке распирает колонку и зажимает шестерни */
.hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:40px;align-items:center;width:100%}
.hero h1{font-size:clamp(32px,4.6vw,62px);font-weight:800}
.hero h1 .g{background:var(--grad-deep);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero .lead{margin-top:26px}
.hero-cta{display:flex;gap:16px;margin-top:38px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:14px;font-weight:700;font-size:15.5px;text-decoration:none;
  padding:16px 16px 16px 26px;border-radius:100px;transition:transform .3s var(--ease),box-shadow .4s var(--ease);
}
.btn.primary{color:#fff;background:var(--grad-deep);box-shadow:0 18px 40px -16px rgba(14,118,220,.75)}
.btn.primary:hover{box-shadow:0 24px 50px -16px rgba(14,118,220,.9)}
.btn.primary:active{transform:scale(.98)}
.btn .ic{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.18);display:grid;place-items:center;transition:transform .35s var(--ease)}
.btn.primary:hover .ic{transform:translate(3px,-2px) scale(1.06)}
.btn.ghost{color:var(--ink-2);background:#fff;border:1px solid var(--line);padding:16px 26px;box-shadow:var(--shadow-soft)}
.btn.ghost:hover{border-color:rgba(14,118,220,.4)}
/* hero visual */
.hero-visual{position:relative;height:440px}
.gear-hub{position:absolute;inset:0;display:grid;place-items:center}
.big-gear{filter:drop-shadow(0 40px 60px rgba(9,9,84,.28));width:100%;height:100%;display:block}
.chip{
  position:absolute;background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px 16px;
  box-shadow:var(--shadow-soft);font-weight:700;font-size:13px;color:var(--ink-2);display:flex;align-items:center;gap:9px;
}
.chip small{display:block;font-weight:600;font-size:11px;color:#6b7686;letter-spacing:.02em}
.chip i{width:9px;height:9px;border-radius:50%;background:var(--blue);flex:none}
.chip.c1{top:6%;left:-4%}
.chip.c2{bottom:14%;left:-8%}
.chip.c3{top:20%;right:-6%}
.chip.c4{bottom:2%;right:2%}
@media(max-width:960px){.hero-grid{grid-template-columns:minmax(0,1fr);gap:10px}.hero-visual{height:340px;order:-1}.chip.c2{left:0}.chip.c3{right:0}}
/* на телефоне шестерни не показываем — заголовок должен идти первым */
@media(max-width:900px){.hero-visual{display:none}.hero{min-height:auto;padding-bottom:70px}}
/* ---------- PAGE HERO (внутренние страницы) ---------- */
.page-hero{min-height:64dvh;display:flex;align-items:flex-end;padding:190px 0 80px;overflow:hidden}
.page-hero .ph-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:end;width:100%}
.page-hero h1{font-size:clamp(34px,5vw,68px);font-weight:800;margin-top:22px}
.page-hero h1 .g{background:var(--grad-deep);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.page-hero .lead{margin-top:22px}
.ph-visual{position:relative;height:320px}
@media(max-width:960px){.page-hero .ph-grid{grid-template-columns:1fr}.ph-visual{display:none}}
.crumb{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;color:#6b7686}
.crumb a{color:var(--blue);text-decoration:none}
.crumb a:hover{text-decoration:underline}
/* ---------- SECTION HEADS ---------- */
.sec-head{max-width:760px;margin-bottom:64px}
.sec-head h2{font-size:clamp(30px,4.4vw,56px);font-weight:700;margin-top:20px}
.sec-head .lead{margin-top:20px}
/* ---------- 3 DIRECTIONS ---------- */
.dir-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.dir{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:34px 30px 30px;box-shadow:var(--shadow-soft);overflow:hidden;transition:transform .5s var(--ease),box-shadow .5s var(--ease);text-decoration:none;display:block}
.dir:hover{transform:translateY(-8px);box-shadow:0 40px 70px -30px rgba(9,9,84,.5)}
.dir-num{font-family:'Unbounded',sans-serif;font-size:14px;font-weight:700;color:var(--blue)}
.dir-ic{width:58px;height:58px;border-radius:16px;background:var(--blue-soft);display:grid;place-items:center;margin:18px 0 22px}
.dir h3{font-size:23px;font-weight:600;margin-bottom:12px}
.dir p{color:#54607a;font-size:15px}
.dir .more{display:inline-flex;align-items:center;gap:8px;margin-top:22px;font-weight:700;font-size:14px;color:var(--blue);text-decoration:none}
.dir .more svg{transition:transform .35s var(--ease)}
.dir:hover .more svg{transform:translateX(5px)}
@media(max-width:900px){.dir-grid{grid-template-columns:minmax(0,1fr)}}
/* ---------- FEATURE SECTIONS ---------- */
.split{display:grid;grid-template-columns:.95fr 1.05fr;gap:60px;align-items:center}
.split.rev{grid-template-columns:1.05fr .95fr}
.split.rev .split-txt{order:2}
.bignum{font-family:'Unbounded',sans-serif;font-size:clamp(60px,9vw,120px);font-weight:800;line-height:.8;
  background:var(--grad-deep);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;opacity:.9}
.split-txt h2{font-size:clamp(28px,3.6vw,46px);font-weight:700;margin:14px 0 20px}
.chk{display:flex;flex-direction:column;gap:14px;margin-top:26px}
.chk li{list-style:none;display:flex;gap:14px;align-items:flex-start;font-size:15.5px;color:#3f4a5e}
.chk li .b{width:26px;height:26px;border-radius:8px;background:var(--blue-soft);flex:none;display:grid;place-items:center;margin-top:1px}
.chk li b{color:var(--ink-2);font-weight:700}
.panel{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-soft)}
.panel-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.panel-grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}   /* три плитки в один ряд */
.tile{background:var(--bg-2);border:1px solid var(--line);border-radius:18px;padding:20px;transition:transform .4s var(--ease),background .4s}
.tile:hover{transform:translateY(-4px);background:#fff}
.tile .k{font-family:'Unbounded',sans-serif;font-size:26px;font-weight:700;color:var(--indigo)}
.tile .t{font-weight:700;margin:6px 0 4px;color:var(--ink-2);font-size:15px}
.tile .d{font-size:13px;color:#6b7686}
@media(max-width:900px){.split,.split.rev{grid-template-columns:minmax(0,1fr);gap:30px}.split.rev .split-txt{order:0}
  .panel-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .panel-grid.cols-3{grid-template-columns:minmax(0,1fr)}}   /* на мобильных — вертикально */
/* equipment / capability grid — flex, чтобы неполный ряд центрировался (5 карточек = 3 + 2) */
.equip{display:flex;flex-wrap:wrap;gap:16px;justify-content:center}
.equip .eq{flex:1 1 30%;max-width:calc(33.333% - 10.67px)}   /* 30% => ровно 3 в ряд */
.equip.cols-4 .eq{flex-basis:22%;max-width:calc(25% - 12px)}
.eq{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px 20px;box-shadow:var(--shadow-soft);transition:transform .4s var(--ease)}
.eq:hover{transform:translateY(-6px)}
.eq .ic{width:44px;height:44px;border-radius:12px;background:var(--grad);display:grid;place-items:center;margin-bottom:16px}
.eq h4{font-family:'Manrope';font-weight:800;font-size:16px;color:var(--ink-2);margin-bottom:6px}
.eq p{font-size:13px;color:#6b7686}
@media(max-width:900px){.equip .eq,.equip.cols-4 .eq{flex-basis:45%;max-width:calc(50% - 8px)}}
@media(max-width:560px){.equip .eq,.equip.cols-4 .eq{flex-basis:100%;max-width:100%}}
/* tests list */
.tests{display:grid;grid-template-columns:1fr;gap:16px}
.test{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:var(--shadow-soft);transition:transform .4s var(--ease),border-color .4s}
.test:hover{transform:translateY(-4px);border-color:rgba(14,118,220,.45)}
.test .n{font-family:'Unbounded',sans-serif;font-weight:700;font-size:13px;color:#fff;background:var(--grad-deep);width:38px;height:38px;border-radius:11px;display:grid;place-items:center;flex:none}
.test h4{font-size:16px;font-weight:800;color:var(--ink-2);margin-bottom:5px}
.test p{font-size:13px;color:#6b7686}
/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  background:var(--card);border:1px solid var(--line);border-radius:32px;padding:48px 40px;box-shadow:var(--shadow-soft)}
.stat .num{font-family:'Unbounded',sans-serif;font-size:clamp(38px,5vw,60px);font-weight:800;
  background:var(--grad-deep);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;line-height:1}
.stat .lb{margin-top:10px;color:#54607a;font-weight:600;font-size:14px}
@media(max-width:900px){.stats{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:30px}}
/* ---------- STANDARDS / METHODS ---------- */
.std-block{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-soft);padding:34px 32px;transition:transform .5s var(--ease),box-shadow .5s var(--ease)}
.std-block:hover{transform:translateY(-6px);box-shadow:0 40px 70px -30px rgba(9,9,84,.5)}
.std-block .head{display:flex;gap:18px;align-items:flex-start;margin-bottom:18px}
.std-block .n{font-family:'Unbounded',sans-serif;font-weight:700;font-size:15px;color:#fff;background:var(--grad-deep);width:46px;height:46px;border-radius:13px;display:grid;place-items:center;flex:none}
.std-block h3{font-size:clamp(20px,2vw,26px);font-weight:700}
.std-block .idea{color:#54607a;font-size:15px;margin-top:6px}
.std-list{display:flex;flex-direction:column;gap:0;margin:18px 0 0}
.std-list li{list-style:none;display:grid;grid-template-columns:1fr auto;gap:14px;align-items:baseline;padding:11px 2px;border-bottom:1px dashed rgba(10,23,33,.12);font-size:14.5px;color:#3f4a5e}
.std-list li:last-child{border-bottom:none}
.std-list b{color:var(--ink-2);font-weight:700}
.std-list .gost{font-family:'Manrope';font-size:12.5px;font-weight:700;color:var(--indigo);background:var(--blue-soft);border:1px solid rgba(14,118,220,.16);border-radius:8px;padding:3px 10px;white-space:nowrap}
.std-result{margin-top:20px;display:flex;gap:12px;align-items:flex-start;background:var(--bg-2);border:1px solid var(--line);border-radius:16px;padding:16px 18px;font-size:14px;color:#3f4a5e}
.std-result b{color:var(--ink-2)}
.std-result .ri{width:30px;height:30px;border-radius:9px;background:var(--grad);display:grid;place-items:center;flex:none;margin-top:2px}
@media(max-width:640px){.std-list li{grid-template-columns:minmax(0,1fr)}
  /* длинные строки вроде «Настройки → Сайты → …» обязаны переноситься */
  .std-list .gost{justify-self:start;white-space:normal}}
/* ---------- ACCORDION GALLERY ---------- */
.acc-gallery{display:flex;gap:12px;height:460px}
.acc-item{
  position:relative;flex:1;min-width:0;border-radius:22px;overflow:hidden;cursor:pointer;
  border:1px solid var(--line);box-shadow:var(--shadow-soft);
  transition:flex 0.85s var(--ease);
}
.acc-item img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease),filter .6s}
.acc-item::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(9,9,84,0) 40%,rgba(9,9,84,.78));opacity:.85;transition:opacity .5s}
.acc-item .cap{
  position:absolute;left:0;right:0;bottom:0;z-index:2;padding:20px 20px 18px;color:#fff;
  transform:translateY(12px);transition:transform .6s var(--ease);
}
.acc-item .cap h4{font-family:'Manrope';font-weight:800;font-size:16px;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.acc-item .cap p{font-size:12.5px;color:rgba(255,255,255,.78);margin-top:4px;max-height:0;opacity:0;overflow:hidden;transition:max-height .6s var(--ease),opacity .5s .1s}
.acc-item .tag{
  position:absolute;top:14px;left:14px;z-index:2;font-size:10.5px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  color:#fff;background:rgba(9,9,84,.55);backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.25);
  padding:5px 11px;border-radius:100px;opacity:0;transform:translateY(-6px);transition:.5s var(--ease);
}
.acc-item.open{flex:4.2}
.acc-item.open img{transform:scale(1.04)}
.acc-item.open::after{opacity:1}
.acc-item.open .cap{transform:translateY(0)}
.acc-item.open .cap p{max-height:80px;opacity:1}
.acc-item.open .tag{opacity:1;transform:translateY(0)}
.acc-item:not(.open) .cap h4{font-size:13px;opacity:.85}
@media(max-width:900px){
  .acc-gallery{flex-direction:column;height:auto}
  .acc-item{height:64px;flex:none;transition:height .6s var(--ease)}
  .acc-item.open{height:340px;flex:none}
  .acc-item .cap{padding:14px 16px}
}
/* ---------- ФОРМА БИТРИКС24 ---------- */
.b24card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-soft);padding:30px 32px;overflow:hidden;min-height:120px}
@media(max-width:640px){.b24card{padding:20px 16px}}
/* приводим форму к типографике и элементам сайта.
   Классы взяты из реальной разметки, !important — потому что Битрикс24 грузит свои стили после наших. */
.b24card .b24-form,.b24card .b24-form-wrapper,.b24card .b24-form-content,
.b24card .b24-form input,.b24card .b24-form textarea,
.b24card .b24-form select,.b24card .b24-form button{
  font-family:'Manrope',system-ui,sans-serif!important}
.b24card .b24-form-wrapper{background:transparent!important;box-shadow:none!important;border:0!important}
.b24card .b24-form-content,.b24card .b24-form-header-padding{padding-left:0!important;padding-right:0!important}
.b24card .b24-form-control{
  background:var(--bg-2)!important;border:1px solid var(--line)!important;border-radius:12px!important;
  color:var(--ink)!important;font-size:15px!important;padding:14px 16px!important;height:auto!important;
  transition:border-color .25s,box-shadow .25s,background .25s!important}
.b24card .b24-form-control:focus{
  background:#fff!important;border-color:rgba(14,118,220,.55)!important;
  box-shadow:0 0 0 4px rgba(14,118,220,.12)!important;outline:none!important}
.b24card .b24-form-control-label,.b24card .b24-form-control-container label{
  color:#6b7686!important;font-size:13.5px!important;font-weight:600!important}
.b24card .b24-form-control-required{color:var(--blue)!important}
.b24card .b24-form-control-alert-message{color:#c0392b!important;font-size:13px!important}
.b24card .b24-form-btn:not(.b24-form-btn-border){
  background:var(--grad-deep)!important;background-image:var(--grad-deep)!important;color:#fff!important;
  border:0!important;border-radius:100px!important;font-weight:700!important;font-size:15px!important;
  padding:15px 30px!important;box-shadow:0 16px 34px -14px rgba(14,118,220,.75)!important;
  transition:box-shadow .3s var(--ease),transform .2s!important}
.b24card .b24-form-btn:not(.b24-form-btn-border):hover{box-shadow:0 20px 40px -14px rgba(14,118,220,.9)!important}
.b24card .b24-form-btn:not(.b24-form-btn-border):active{transform:scale(.985)!important}
.b24card .b24-form-btn.b24-form-btn-border{
  border:1.5px solid rgba(14,118,220,.35)!important;border-radius:100px!important;
  color:var(--indigo)!important;background:#fff!important;font-weight:700!important}

/* ---------- SOLUTIONS TABLE ---------- */
.sol-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-soft);overflow:hidden}
.sol-scroll{overflow-x:auto}
table.sol{width:100%;border-collapse:collapse;min-width:680px}
table.sol th{
  font-family:'Unbounded',sans-serif;font-size:11.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:rgba(255,255,255,.92);background:var(--grad-deep);text-align:left;padding:18px 22px;
}
table.sol td{padding:18px 22px;border-bottom:1px solid rgba(10,23,33,.08);font-size:14.5px;color:#3f4a5e;vertical-align:top}
table.sol tr:last-child td{border-bottom:none}
table.sol tbody tr{transition:background .3s}
table.sol tbody tr:hover{background:var(--bg-2)}
table.sol .cat{font-weight:800;color:var(--ink-2);white-space:nowrap}
/* вариант из двух колонок: категории длинные, перенос обязателен */
table.sol.two{min-width:560px}
table.sol.two .cat{white-space:normal;width:38%}
.sol-link{
  display:inline-flex;align-items:center;gap:7px;font-weight:700;color:var(--blue);text-decoration:none;
  border-bottom:1px dashed rgba(14,118,220,.4);transition:border-color .3s,color .3s;
}
.sol-link:hover{color:var(--indigo);border-color:var(--indigo)}
.sol-link svg{flex:none;transition:transform .3s var(--ease)}
.sol-link:hover svg{transform:translate(2px,-2px)}
.sol-badges{display:flex;flex-wrap:wrap;gap:8px}
/* ---------- CASES (инжиниринг) ---------- */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.case{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:34px 30px;box-shadow:var(--shadow-soft);overflow:hidden;min-height:280px;
  display:flex;flex-direction:column;transition:transform .5s var(--ease),box-shadow .5s var(--ease);
}
.case:hover{transform:translateY(-8px);box-shadow:0 40px 70px -30px rgba(9,9,84,.5)}
.case.soon{border-style:dashed;border-color:rgba(14,118,220,.35);background:linear-gradient(160deg,#fff, #F0F4FC)}
.case .tag-soon{
  align-self:flex-start;font-size:10.5px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--indigo);
  background:var(--blue-soft);border:1px solid rgba(14,118,220,.2);border-radius:100px;padding:6px 13px;margin-bottom:20px;
}
.case h3{font-size:20px;font-weight:600;margin-bottom:10px}
.case p{color:#54607a;font-size:14.5px}
.case .foot-line{margin-top:auto;padding-top:22px;display:flex;align-items:center;gap:10px;color:#6b7686;font-size:13px;font-weight:600}
@media(max-width:900px){.case-grid{grid-template-columns:minmax(0,1fr)}}
/* CTA */
.cta-box{position:relative;overflow:hidden;border-radius:36px;padding:70px 56px;
  background:var(--grad-deep);color:#fff;box-shadow:0 50px 90px -40px rgba(9,9,84,.7)}
/* фирменные соты вместо шахматки */
.cta-box::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:.9;
  background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20width='78.00'%20height='45.03'%20viewBox='0%200%2078.00%2045.03'%3E%3Cpath%20d='M26.00%200.00%20L13.00%2022.52%20L-13.00%2022.52%20L-26.00%200.00%20L-13.00%20-22.52%20L13.00%20-22.52%20Z%20M26.00%2045.03%20L13.00%2067.55%20L-13.00%2067.55%20L-26.00%2045.03%20L-13.00%2022.52%20L13.00%2022.52%20Z%20M104.00%200.00%20L91.00%2022.52%20L65.00%2022.52%20L52.00%200.00%20L65.00%20-22.52%20L91.00%20-22.52%20Z%20M104.00%2045.03%20L91.00%2067.55%20L65.00%2067.55%20L52.00%2045.03%20L65.00%2022.52%20L91.00%2022.52%20Z%20M65.00%2022.52%20L52.00%2045.03%20L26.00%2045.03%20L13.00%2022.52%20L26.00%200.00%20L52.00%200.00%20Z%20M65.00%20-22.52%20L52.00%200.00%20L26.00%200.00%20L13.00%20-22.52%20L26.00%20-45.03%20L52.00%20-45.03%20Z%20M65.00%2067.55%20L52.00%2090.07%20L26.00%2090.07%20L13.00%2067.55%20L26.00%2045.03%20L52.00%2045.03%20Z'%20fill='none'%20stroke='rgba%28255%2C255%2C255%2C0.13%29'%20stroke-width='1.4'/%3E%3C/svg%3E");
  background-size:78px 45.03px;
  -webkit-mask-image:radial-gradient(120% 120% at 78% 6%,#000 12%,rgba(0,0,0,.35) 58%,transparent 88%);
  mask-image:radial-gradient(120% 120% at 78% 6%,#000 12%,rgba(0,0,0,.35) 58%,transparent 88%)}
.cta-head{position:relative;z-index:2}
.cta-sub{position:relative;z-index:2;margin:38px 0 16px;font-family:'Unbounded',sans-serif;
  font-size:12px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.6)}
.cta-steps{position:relative;z-index:2;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
@media(max-width:900px){.cta-steps{grid-template-columns:minmax(0,1fr)}}
.cta-box .hero-cta{margin-top:34px}
.cstep{display:flex;gap:14px;align-items:flex-start;padding:16px 18px;border-radius:18px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.cstep>b{flex:none;width:32px;height:32px;border-radius:10px;display:grid;place-items:center;
  background:rgba(255,255,255,.16);font-family:'Unbounded',sans-serif;font-size:13px;color:#fff}
.cstep span{font-size:14px;line-height:1.5;color:rgba(255,255,255,.72)}
.cstep span b{display:block;font-size:15px;color:#fff;font-weight:700;margin-bottom:3px}
/* секция с формой скрыта, пока не нажали кнопку */
.formsec{padding:0;max-height:0;opacity:0;overflow:hidden;
  transition:max-height .65s var(--ease),opacity .45s var(--ease),padding .65s var(--ease)}
.formsec.open{max-height:2600px;opacity:1;padding:64px 0 130px}
.cta-box h2{color:#fff;font-size:clamp(28px,4vw,50px);font-weight:700;max-width:16ch;position:relative;z-index:2}
.cta-box p{margin-top:18px;color:rgba(255,255,255,.82);max-width:52ch;font-size:17px;position:relative;z-index:2}
.cta-box .hero-cta{position:relative;z-index:2}
.cta-box .btn.primary{background:#fff;color:var(--ink-2);box-shadow:0 20px 40px -16px rgba(0,0,0,.5)}
.cta-box .btn.primary .ic{background:var(--blue-soft)}
.cta-box .btn.ghost{background:rgba(255,255,255,.10);border-color:rgba(255,255,255,.3);color:#fff}
/* footer */
footer{padding:60px 0 50px}
.foot{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;align-items:flex-start}
.foot p{color:#5a6472;font-size:14px;max-width:34ch;margin-top:16px}
.foot-col h5{font-family:'Unbounded';font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-2);margin-bottom:14px}
.foot-col a{display:block;color:#54607a;text-decoration:none;font-size:14px;margin-bottom:9px;transition:color .3s}
.foot-col a:hover{color:var(--blue)}
.foot-bot{margin-top:44px;padding-top:22px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:#6b7686;font-size:13px}
.foot-bot a{color:#6b7686;text-decoration:underline;text-underline-offset:3px;transition:color .3s}
.foot-bot a:hover{color:var(--blue)}
/* ---------- TO TOP ---------- */
.totop{
  position:fixed;right:22px;bottom:22px;z-index:45;width:50px;height:50px;border-radius:50%;
  border:1px solid rgba(255,255,255,.22);background:var(--grad-deep);color:#fff;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  opacity:0;pointer-events:none;transform:translateY(12px);
  transition:opacity .35s var(--ease),transform .35s var(--ease),box-shadow .3s;
  box-shadow:0 14px 34px -12px rgba(9,9,84,.6);
}
.totop.on{opacity:1;pointer-events:auto;transform:none}
.totop:hover{box-shadow:0 18px 40px -12px rgba(14,118,220,.8)}
.totop:active{transform:scale(.94)}
@media(max-width:900px){.totop{right:16px;bottom:16px}}
/* ---------- R&D FULL-CYCLE FLOW ---------- */
.flow{margin-top:90px}
.flow .fhead{max-width:640px;margin-bottom:40px}
.flow .fhead h3{font-size:clamp(22px,2.6vw,32px);font-weight:700}
.flow-steps{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;position:relative}
.flow-steps.cols-4{grid-template-columns:repeat(4,1fr)}
.fstep{position:relative;background:var(--card);border:1px solid var(--line);border-radius:20px;padding:26px 20px 22px;box-shadow:var(--shadow-soft);transition:transform .45s var(--ease)}
.fstep:hover{transform:translateY(-6px)}
.fstep .fn{width:44px;height:44px;border-radius:13px;background:var(--grad-deep);color:#fff;font-family:'Unbounded',sans-serif;font-weight:700;font-size:16px;display:grid;place-items:center;margin-bottom:16px}
.fstep h4{font-size:16px;font-weight:800;color:var(--ink-2);margin-bottom:7px}
.fstep p{font-size:13px;color:#6b7686;line-height:1.5}
.fstep:not(:last-child)::after{content:"";position:absolute;top:44px;right:-9px;width:18px;height:2px;background:linear-gradient(90deg,#2b2c86,#0e76dc);z-index:2}
.fstep:not(:last-child)::before{content:"";position:absolute;top:40px;right:-13px;width:9px;height:9px;border-top:2px solid #0e76dc;border-right:2px solid #0e76dc;transform:rotate(45deg);z-index:3}
/* последовательное появление без стрелок */
.flow-steps.seq .fstep::after,.flow-steps.seq .fstep::before{display:none}
.flow-steps.seq .fstep{will-change:transform,opacity}
@media(max-width:900px){.flow-steps,.flow-steps.cols-4{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .fstep:not(:last-child)::after,.fstep:not(:last-child)::before{display:none}}
@media(max-width:560px){.flow-steps,.flow-steps.cols-4{grid-template-columns:minmax(0,1fr)}}
[data-fly]{will-change:transform,opacity}

/* ---------- MOBILE ---------- */
@media(max-width:640px){
  .wrap{padding:0 20px}
  section{padding:84px 0}
  .nav{gap:12px;padding:8px 8px 8px 14px;max-width:calc(100vw - 24px)}
  .logo-mark{width:36px;height:36px}
  .logo{gap:9px}
  .logo-word b{font-size:13px}
  .btn-mini{font-size:12.5px;padding:10px 15px}
  .page-hero{padding:150px 0 50px;min-height:auto}
  .hero{padding-top:104px}
  .sec-head{margin-bottom:40px}
  .dir{padding:26px 22px}
  .std-block{padding:24px 20px}
  .std-block .head{gap:14px}
  .panel{padding:18px}
  .panel-grid{gap:12px}
  .tile{padding:16px}
  .stats{padding:30px 22px;gap:24px;border-radius:24px}
  .cta-box{padding:44px 24px;border-radius:28px}
  .flow{margin-top:60px}
  .btn{font-size:15px;padding:14px 14px 14px 22px}
  .btn.ghost{padding:14px 22px}
  footer{padding:40px 0 36px}
  .foot{gap:26px}
}