/* ==========================================================================
   Кел-Кел Глобал — дизайн-система сайта
   ========================================================================== */

:root{
  --ink:#0B1220;
  --ink-2:#141D31;
  --text:#1B2434;
  --muted:#5C6779;
  --muted-2:#8A93A3;
  --line:#E5E9F1;
  --line-2:#F0F3F8;
  --bg:#FFFFFF;
  --soft:#F6F8FC;

  --brand:#F59E0B;
  --brand-d:#D97706;
  --brand-soft:#FEF3C7;

  --indigo:#4F46E5;
  --lime:#84CC16;
  --emerald:#0EA47A;
  --steel:#475569;

  --r-sm:10px;
  --r:16px;
  --r-lg:24px;
  --r-xl:32px;

  --container:1180px;
  --shadow:0 1px 2px rgba(11,18,32,.04), 0 8px 24px rgba(11,18,32,.06);
  --shadow-lg:0 2px 6px rgba(11,18,32,.05), 0 24px 60px rgba(11,18,32,.12);

  --font:"Manrope","Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
/* закрытое мобильное меню уезжает за правый край — гасим горизонтальный скролл */
html{overflow-x:hidden;overflow-x:clip}
body{
  margin:0;font-family:var(--font);color:var(--text);background:var(--bg);
  font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.028em;line-height:1.12;color:var(--ink)}
p{margin:0}
ul{margin:0;padding:0;list-style:none}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.center{text-align:center}
.muted{color:var(--muted)}

/* ---------- Кнопки ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 24px;border-radius:999px;border:1px solid transparent;
  font-size:16px;font-weight:700;letter-spacing:-.01em;cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px)}
.btn svg{flex:none}
.btn-primary{background:var(--brand);color:#231603;box-shadow:0 8px 20px rgba(245,158,11,.32)}
.btn-primary:hover{background:var(--brand-d);color:#fff;box-shadow:0 12px 28px rgba(245,158,11,.38)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#000}
.btn-light{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-light:hover{border-color:var(--ink);box-shadow:var(--shadow)}
.btn-ghost{background:rgba(255,255,255,.06);color:#fff;border-color:rgba(255,255,255,.22)}
.btn-ghost:hover{background:rgba(255,255,255,.14)}
.btn-lg{padding:18px 34px;font-size:18px}
.btn-sm{padding:10px 18px;font-size:15px}
.btn-block{display:flex;width:100%}

/* ---------- Логотип AIDOS ----------
   Повторяет брендовый знак: AI амбер #F4B64E + DOS графит #23232A, Inter 800.
   Модификатор .on-dark делает DOS белым на тёмном фоне. */
.aidos-wm{font-family:"Inter",var(--font);font-weight:800;letter-spacing:-.035em;line-height:1;white-space:nowrap}
.aidos-wm em{font-style:normal;font-weight:800;color:#F4B64E}
.aidos-wm strong{font-weight:800;color:#23232A}
.aidos-wm.on-dark strong{color:#fff}
.aidos-h1{display:flex;align-items:baseline;gap:.26em;flex-wrap:wrap}
.aidos-h1 .h1-desk{font-weight:700;color:#fff;opacity:.9}

/* иконка продукта в плитке/карточке */
.stack-ico img,.prod-ico img{width:100%;height:100%;object-fit:cover;border-radius:inherit}
.stack-ico.has-img,.prod-ico.has-img{padding:0;overflow:hidden;background:none!important}
.prod-ico{width:44px;height:44px;border-radius:13px;overflow:hidden;flex:none}

/* ---------- Шапка ---------- */
.hdr{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.86);backdrop-filter:saturate(1.6) blur(14px);border-bottom:1px solid var(--line)}
.hdr-in{display:flex;align-items:center;gap:20px;height:74px}
.brand{display:flex;align-items:center;gap:12px;flex:none}
.brand-mark{
  width:40px;height:40px;border-radius:12px;flex:none;
  background:linear-gradient(135deg,#F59E0B,#EA580C 55%,#B45309);
  color:#fff;font-weight:800;font-size:15px;letter-spacing:.02em;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(234,88,12,.3);
}
.brand-txt{display:flex;flex-direction:column;line-height:1.15}
.brand-txt b{font-size:16px;font-weight:800;letter-spacing:-.02em;color:var(--ink)}
.brand-txt i{font-style:normal;font-size:11.5px;color:var(--muted-2);letter-spacing:.04em;text-transform:uppercase}

.nav{margin-left:auto;display:flex;align-items:center;gap:4px}
.nav-link{
  display:inline-flex;align-items:center;gap:6px;padding:10px 14px;border-radius:10px;
  font-size:15.5px;font-weight:600;color:var(--text);background:none;border:0;font-family:inherit;cursor:pointer;
  transition:color .15s,background .15s;
}
.nav-link:hover{color:var(--brand-d);background:var(--line-2)}
.nav-item{position:relative}
.nav-item .chev{transition:transform .2s}
.nav-item:hover .chev{transform:rotate(180deg)}
.sub{
  position:absolute;top:calc(100% + 10px);left:0;min-width:320px;padding:10px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-lg);
  opacity:0;visibility:hidden;transform:translateY(8px);transition:.2s ease;
}
.nav-item:hover .sub{opacity:1;visibility:visible;transform:translateY(0)}
.sub a{display:block;padding:12px 14px;border-radius:14px;transition:background .15s}
.sub a:hover{background:var(--soft)}
.sub a b{display:block;font-size:15.5px;color:var(--ink);letter-spacing:-.01em}
.sub a span{display:block;font-size:13px;color:var(--muted);margin-top:2px;line-height:1.4}
.nav-cta{margin-left:10px}
.burger{display:none;width:44px;height:44px;margin-left:auto;border:1px solid var(--line);background:#fff;border-radius:12px;flex-direction:column;gap:4px;align-items:center;justify-content:center;cursor:pointer}
.burger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:.22s}
.burger.on span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.burger.on span:nth-child(2){opacity:0}
.burger.on span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- Секции ---------- */
.section{padding:96px 0}
.section-sm{padding:64px 0}
.section-soft{background:var(--soft)}
.section-dark{background:var(--ink);color:#C6CEDC}
.section-dark h2,.section-dark h3{color:#fff}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--brand-d);
  margin-bottom:16px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--brand);border-radius:2px}
.section-dark .eyebrow{color:var(--brand)}
h1{font-size:clamp(38px,5.4vw,64px)}
h2{font-size:clamp(30px,3.8vw,44px)}
h3{font-size:20px;letter-spacing:-.02em}
.lead{font-size:clamp(17px,1.5vw,20px);color:var(--muted);line-height:1.62;max-width:64ch}
.section-dark .lead{color:#9AA6B8}
.head{max-width:760px;margin-bottom:52px}
.head-center{margin:0 auto 52px;text-align:center}
.head-center .eyebrow{justify-content:center}
.head-center .lead{margin-left:auto;margin-right:auto}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--ink);color:#fff;padding:104px 0 96px}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(700px 420px at 12% 0%, rgba(245,158,11,.22), transparent 62%),
    radial-gradient(720px 480px at 88% 14%, rgba(79,70,229,.24), transparent 60%),
    radial-gradient(600px 400px at 60% 100%, rgba(14,164,122,.14), transparent 62%);
}
.hero::after{
  content:"";position:absolute;inset:0;opacity:.35;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(80% 70% at 50% 30%,#000,transparent);
}
.hero .container{position:relative;z-index:2}
.hero h1{color:#fff}
.hero .lead{color:#A9B4C6;margin-top:22px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px}
.pill{
  display:inline-flex;align-items:center;gap:9px;padding:8px 16px 8px 12px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  font-size:13.5px;font-weight:600;color:#DCE3EE;
}
.pill .dot{width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 4px rgba(132,204,22,.18)}

.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:52px;padding-top:36px;border-top:1px solid rgba(255,255,255,.12)}
.hero-stats b{display:block;font-size:30px;font-weight:800;color:#fff;letter-spacing:-.03em}
.hero-stats span{font-size:13.5px;color:#8E9AAD;line-height:1.4;display:block;margin-top:4px}

/* стеклянные карточки продуктов в hero */
.stack{display:grid;gap:14px}
.stack-card{
  display:flex;align-items:center;gap:16px;padding:18px 20px;border-radius:20px;
  background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.12);
  backdrop-filter:blur(8px);transition:.22s ease;
}
.stack-card:hover{background:rgba(255,255,255,.1);transform:translateX(6px);border-color:rgba(255,255,255,.24)}
.stack-ico{width:46px;height:46px;border-radius:14px;flex:none;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:800;color:#fff}
.stack-card b{display:block;color:#fff;font-size:16.5px;letter-spacing:-.02em}
.stack-card b + span{display:block;font-size:13.5px;color:#93A0B3;margin-top:2px}
.stack-card .arw{margin-left:auto;color:#6B7688;transition:.2s}
.stack-card:hover .arw{color:#fff;transform:translateX(4px)}

/* ---------- Карточки ---------- */
.grid{display:grid;gap:24px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:30px;
  transition:.22s ease;position:relative;overflow:hidden;
}
.card:hover{border-color:var(--ink);box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.card h3{margin-bottom:10px}
.card p{color:var(--muted);font-size:15.5px}
.card-ico{
  width:50px;height:50px;border-radius:15px;display:flex;align-items:center;justify-content:center;
  background:var(--soft);color:var(--ink);margin-bottom:20px;border:1px solid var(--line);
}
.card-link{display:inline-flex;align-items:center;gap:7px;margin-top:18px;font-weight:700;font-size:15px;color:var(--brand-d)}
.card-link svg{transition:transform .2s}
.card:hover .card-link svg{transform:translateX(4px)}

/* карточка продукта */
.pcard{--accent:var(--brand);display:flex;flex-direction:column;padding:0;overflow:hidden}
.pcard-top{padding:30px 30px 26px;background:linear-gradient(180deg,rgba(0,0,0,.02),transparent)}
.pcard-badge{
  display:inline-flex;align-items:center;gap:8px;padding:6px 13px;border-radius:999px;
  font-size:12px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;
  background:color-mix(in srgb,var(--accent) 14%,#fff);color:color-mix(in srgb,var(--accent) 80%,#000);
  margin-bottom:18px;
}
.pcard h3{font-size:26px}
.pcard .tag{font-size:14px;color:var(--muted);margin-top:6px;font-weight:600}
.pcard p{margin-top:14px}
.pcard ul.ticks{margin-top:20px;display:grid;gap:9px}
.pcard-foot{margin-top:auto;padding:22px 30px 28px;border-top:1px solid var(--line-2)}
.pcard::after{content:"";position:absolute;left:0;top:0;width:100%;height:4px;background:var(--accent)}

ul.ticks li{position:relative;padding-left:28px;font-size:15.5px;color:var(--text)}
ul.ticks li::before{
  content:"";position:absolute;left:0;top:7px;width:16px;height:16px;border-radius:50%;
  background:var(--brand-soft) url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23B45309' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/10px no-repeat;
}

/* ---------- Полоса «о компании» ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}
.facts{display:grid;gap:2px;background:var(--line);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
.fact{background:#fff;padding:22px 26px;display:flex;justify-content:space-between;gap:20px;align-items:baseline;font-size:15.5px}
.fact dt{color:var(--muted);flex:none}
.fact dd{margin:0;font-weight:700;color:var(--ink);text-align:right;letter-spacing:-.01em}

/* ---------- Шаги ---------- */
.steps{counter-reset:s;display:grid;gap:24px}
.step{position:relative;padding:28px 28px 28px 78px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg)}
.step::before{
  counter-increment:s;content:"0" counter(s);
  position:absolute;left:26px;top:26px;width:34px;height:34px;border-radius:11px;
  background:var(--ink);color:#fff;font-size:13px;font-weight:800;
  display:flex;align-items:center;justify-content:center;
}
.step h3{font-size:18px;margin-bottom:6px}
.step p{color:var(--muted);font-size:15.5px}

/* ---------- CTA ---------- */
.cta{
  position:relative;overflow:hidden;border-radius:var(--r-xl);padding:64px 56px;
  background:var(--ink);color:#fff;
}
.cta::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(600px 300px at 15% 0%,rgba(245,158,11,.28),transparent 60%),
             radial-gradient(500px 300px at 90% 100%,rgba(79,70,229,.28),transparent 60%);
}
.cta > *{position:relative;z-index:2}
.cta h2{color:#fff}
.cta p{color:#A9B4C6;margin-top:16px;font-size:18px;max-width:56ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}

/* ---------- Контакты ---------- */
.contact-list{display:grid;gap:14px}
.contact-row{
  display:flex;align-items:center;gap:16px;padding:18px 22px;background:#fff;
  border:1px solid var(--line);border-radius:var(--r);transition:.2s;
}
.contact-row:hover{border-color:var(--ink);box-shadow:var(--shadow)}
.contact-row .ico{width:42px;height:42px;border-radius:12px;background:var(--soft);display:flex;align-items:center;justify-content:center;flex:none;color:var(--ink)}
.contact-row small{display:block;font-size:12.5px;color:var(--muted-2);text-transform:uppercase;letter-spacing:.08em;font-weight:700}
.contact-row b{font-size:17px;color:var(--ink);letter-spacing:-.01em;font-weight:700}

/* ---------- Подвал ---------- */
.ftr{background:var(--ink);color:#8E9AAD;padding:72px 0 32px;font-size:15px}
.ftr-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:44px}
.ftr h4{color:#fff;font-size:13px;letter-spacing:.12em;text-transform:uppercase;margin-bottom:18px;font-weight:800}
.ftr a{color:#9AA6B8;transition:color .15s;display:inline-block;padding:5px 0}
.ftr a:hover{color:var(--brand)}
.ftr .brand-txt b{color:#fff}
.ftr .brand-txt i{color:#6B7688}
.ftr-about{color:#7E8A9C;font-size:14.5px;line-height:1.65;margin-top:20px;max-width:38ch}
.ftr-bot{margin-top:56px;padding-top:26px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:13.5px;color:#65707F}

/* ---------- Текстовые страницы (политики) ---------- */
.prose{max-width:760px;margin:0 auto}
.prose h2{font-size:26px;margin:44px 0 14px}
.prose h3{font-size:19px;margin:30px 0 10px}
.prose p,.prose li{color:var(--text);font-size:16.5px;line-height:1.72}
.prose p+p{margin-top:14px}
.prose ul{margin:14px 0;display:grid;gap:8px}
.prose ul li{position:relative;padding-left:22px}
.prose ul li::before{content:"";position:absolute;left:4px;top:11px;width:6px;height:6px;border-radius:50%;background:var(--brand)}
.prose a{color:var(--brand-d);font-weight:600;text-decoration:underline;text-underline-offset:3px}
.prose hr{border:0;border-top:1px solid var(--line);margin:56px 0}
.doc-date{display:inline-block;padding:6px 14px;border-radius:999px;background:var(--soft);border:1px solid var(--line);font-size:13.5px;color:var(--muted);font-weight:600}

/* ---------- Прочее ---------- */
.crumbs{font-size:14px;color:var(--muted-2);padding:22px 0;font-weight:600}
.crumbs a:hover{color:var(--brand-d)}
.crumbs span{margin:0 8px;opacity:.5}
.note{
  padding:18px 22px;border-radius:var(--r);background:var(--brand-soft);
  border:1px solid #FDE68A;color:#78350F;font-size:15px;
}
.store-btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.store{
  display:inline-flex;align-items:center;gap:12px;padding:12px 22px;border-radius:14px;
  background:#0B1220;color:#fff;border:1px solid rgba(255,255,255,.14);min-width:190px;
  transition:.2s;
}
.store:hover{transform:translateY(-2px);border-color:rgba(255,255,255,.4)}
.store small{display:block;font-size:11px;color:#9AA6B8;letter-spacing:.04em}
.store b{display:block;font-size:16px;letter-spacing:-.02em;margin-top:1px}
.store.soon{opacity:.72;cursor:default}
.store.soon:hover{transform:none}

/* Телефон-макет */
.phone{
  width:270px;border-radius:38px;background:#0B1220;padding:10px;box-shadow:0 40px 80px rgba(11,18,32,.4);
  border:1px solid rgba(255,255,255,.14);margin:0 auto;
}
.phone-scr{border-radius:30px;background:linear-gradient(170deg,#EEF3FF,#E4EBFA 60%,#DDE6F8);padding:20px 16px;min-height:520px;position:relative;overflow:hidden}
.ph-top{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:#5C6779;font-weight:700}
.ph-hero{margin-top:16px;border-radius:20px;background:#fff;padding:16px;box-shadow:0 6px 18px rgba(27,58,8,.08)}
.ph-hero b{font-size:15px;color:#0B1220;letter-spacing:-.02em}
.ph-hero p{font-size:12px;color:#5C6779;margin-top:4px}
.ph-btn{margin-top:12px;background:#F59E0B;color:#231603;border-radius:12px;padding:10px;text-align:center;font-size:13px;font-weight:800}
.ph-lime{margin-top:12px;border-radius:20px;background:#A3E635;color:#1B3A08;padding:16px;font-weight:800;font-size:14px}
.ph-lime small{display:block;font-weight:700;font-size:11.5px;opacity:.75;margin-top:4px}
.ph-rows{margin-top:12px;background:#fff;border-radius:20px;padding:6px 14px}
.ph-row{display:flex;justify-content:space-between;padding:10px 0;font-size:13px;color:#1B2434;border-bottom:1px solid #EEF1F6}
.ph-row:last-child{border:0}
.ph-row b{color:#B45309}

/* ---------- Адаптив ---------- */
@media (max-width:1024px){
  .hero-grid,.split{grid-template-columns:1fr;gap:44px}
  .g4{grid-template-columns:repeat(2,1fr)}
  .ftr-grid{grid-template-columns:1fr 1fr;gap:34px}
}
@media (max-width:860px){
  body{font-size:16px}
  .section{padding:68px 0}
  .burger{display:flex}
  .nav{
    position:fixed;inset:74px 0 0;margin:0;background:#fff;flex-direction:column;align-items:stretch;
    gap:0;padding:18px 22px 44px;overflow-y:auto;transform:translateX(100%);transition:transform .28s ease;
  }
  .nav.on{transform:none}
  .nav-link{padding:15px 4px;font-size:18px;border-bottom:1px solid var(--line-2);border-radius:0;justify-content:space-between}
  .nav-item{width:100%}
  .sub{
    position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;
    min-width:0;padding:0 0 10px;display:none;
  }
  .nav-item.open .sub{display:block}
  .nav-item.open .chev{transform:rotate(180deg)}
  .sub a{padding:12px 14px;background:var(--soft);margin-bottom:8px}
  .nav-cta{margin:24px 0 0;justify-content:center;padding:16px}
  .g2,.g3,.g4{grid-template-columns:1fr}
  .cta{padding:44px 26px;border-radius:var(--r-lg)}
  .hero{padding:72px 0 64px}
  .hero-stats{grid-template-columns:1fr;gap:22px}
  .hero-stats b{font-size:26px}
  .ftr-grid{grid-template-columns:1fr}
  .fact{flex-direction:column;gap:4px}
  .fact dd{text-align:left}
  .store{flex:1 1 100%;justify-content:center}
}

/* появление при скролле */
.rev{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.rev.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .rev{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}