:root{
  /* 1 - белый, 2 - синий, 3 - чёрный */
  --white:#FFFFFF;
  --blue:#2F6FE4;
  --blue-700:#1B54C4;
  --blue-tint:#F4F8FE;
  --navy:#0B111C;          /* глубокий синий вместо чёрного фона */
  --ink:#0A0F1A;
  --ink-2:#1A2233;
  --gray-6:#5A6478;        /* холодный серый, не нейтральный */
  --gray-4:#98A2B3;
  --line:#E9EDF4;          /* хайрлайн с синим подтоном */
  --surface:#F8FAFD;

  --font:"Outfit","Helvetica Neue",Arial,sans-serif;
  --mono:"Geist Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --pad:clamp(20px,5vw,64px);
  --maxw:1280px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font);color:var(--ink-2);background:var(--white);line-height:1.5;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:2px}

.wrap{max-width:var(--maxw);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}
.band{padding:clamp(56px,6.5vw,92px) 0;border-top:1px solid var(--line)}
.band--flat{background:var(--surface)}
.band--tint{background:var(--blue-tint);border-top-color:#E7EFFC}

.eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--blue);display:block;margin-bottom:22px}

h1,h2,h3{font-weight:600;letter-spacing:-.03em;line-height:1.08;color:var(--ink)}
h2{font-size:clamp(30px,4.4vw,52px);max-width:17ch}
h3{font-size:19px;letter-spacing:-.01em;line-height:1.3}
.lead{font-size:clamp(17px,1.9vw,21px);color:var(--gray-6);max-width:60ch;line-height:1.55;font-weight:300}
.hl{color:var(--blue)}

/* ---------- header ---------- */
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.84);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:58px}
.brand{display:flex;align-items:center}
.brand svg{height:22px;width:auto}
.brand span{font-size:23px;font-weight:600;letter-spacing:-.035em;color:var(--ink)}
.nav-links{display:flex;gap:30px;font-size:14px;color:var(--gray-6)}
.nav-links a:hover{color:var(--blue)}
@media(max-width:900px){.nav-links{display:none}}

.navright{display:flex;align-items:center;gap:16px}
.langsw{display:flex;gap:2px;font-family:var(--mono);font-size:11px;letter-spacing:.06em}
.langsw button{padding:5px 8px;border-radius:6px;color:var(--gray-4);background:none;border:0;font-family:var(--mono);font-size:11px;letter-spacing:.06em;cursor:pointer;transition:color .18s ease,background .18s ease}
.langsw button:hover{color:var(--ink)}
.langsw button.on{color:var(--blue);background:var(--blue-tint)}
@media(max-width:520px){.langsw{display:none}}
.btn{display:inline-flex;align-items:center;justify-content:center;height:46px;padding:0 26px;border-radius:999px;font-size:15px;font-weight:500;letter-spacing:-.01em;border:1px solid transparent;transition:background .18s ease,color .18s ease,border-color .18s ease}
.btn--solid{background:var(--blue);color:var(--white)}
.btn--solid:hover{background:var(--blue-700)}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--blue);color:var(--blue)}
.btn--sm{height:38px;padding:0 20px;font-size:14px}

/* ---------- hero ---------- */
.hero{padding:clamp(64px,8vw,110px) 0 clamp(40px,4.5vw,60px);position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;top:-260px;right:-180px;width:620px;height:620px;border-radius:50%;background:radial-gradient(circle,rgba(47,111,228,.055),rgba(47,111,228,0) 68%);pointer-events:none}
.hero h1{font-size:clamp(40px,7.2vw,86px);max-width:15ch;margin-bottom:26px;position:relative}
.hero .lead{margin-bottom:38px;position:relative}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;position:relative}

.strip{border-top:1px solid var(--line);margin-top:clamp(40px,5vw,64px);display:grid;grid-template-columns:repeat(4,1fr);position:relative}
.strip div{padding:26px 20px 0 0}
.strip b{display:block;font-size:clamp(26px,3.1vw,36px);font-weight:500;letter-spacing:-.03em;color:var(--ink)}
.strip small{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--gray-4);display:block;margin-top:6px}
@media(max-width:700px){.strip{grid-template-columns:repeat(2,1fr)}}

/* ---------- sectors ---------- */
.sectors{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px;align-items:flex-start}
.sectors span{font-size:14.5px;color:var(--blue);background:var(--white);border:1px solid #DEE8FA;border-radius:999px;padding:8px 18px}

/* ---------- problems ---------- */
.probs{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);margin-top:40px;border:1px solid var(--line)}
.probs > div{background:var(--white);padding:36px 28px}
.probs p{color:var(--gray-6);font-size:15px;margin-top:12px;font-weight:300}
.probs .tag{font-family:var(--mono);font-size:11px;color:var(--blue);letter-spacing:.1em;margin-bottom:18px;display:block}
@media(max-width:820px){.probs{grid-template-columns:1fr}}

/* ---------- services ---------- */
.spec{margin-top:40px;border-top:1px solid var(--line)}
.spec-group{display:grid;grid-template-columns:minmax(300px,.85fr) 1.15fr;gap:56px;padding:22px 0;border-bottom:1px solid var(--line);align-items:start}
.spec-group > div > h3{font-size:17px;margin-bottom:8px}
.sdesc{font-size:14.5px;color:var(--gray-6);font-weight:300;line-height:1.45;max-width:46ch}
.spec-items{display:flex;flex-wrap:wrap;gap:10px;align-items:flex-start;align-content:flex-start}
.spec-items a{font-size:14.5px;color:var(--ink-2);border:1px solid var(--line);border-radius:999px;padding:8px 17px;background:var(--white);transition:border-color .18s ease,background .18s ease,color .18s ease}
.spec-items a:hover{border-color:var(--blue);background:var(--blue);color:var(--white)}
@media(max-width:760px){.spec-group{grid-template-columns:1fr;gap:16px;padding:26px 0}}

/* ---------- cases ---------- */
.cases{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:40px}
.case{border:1px solid var(--line);border-radius:16px;padding:30px;background:var(--white);display:flex;flex-direction:column;transition:border-color .2s ease,transform .2s ease}
.case:hover{border-color:#CDDCF8;transform:translateY(-3px)}
.case .sector{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--blue);margin-bottom:20px}
.case h3{margin-bottom:10px}
.case .kind{display:inline-block;font-size:12.5px;color:var(--blue);background:var(--blue-tint);border-radius:6px;padding:4px 10px;margin:2px 0 12px;line-height:1.3}
.case p{font-size:15px;color:var(--gray-6);font-weight:300;flex:1}
.case .metric{margin-top:24px;padding-top:20px;border-top:1px solid var(--line)}
.worknote{margin-top:28px;font-size:14px;color:var(--gray-4);max-width:70ch;font-weight:300}
.case .metric b{font-size:30px;font-weight:500;letter-spacing:-.03em;color:var(--blue);display:block}
.case .metric small{font-size:13px;color:var(--gray-6)}
.caselink{display:inline-block;margin-top:18px;font-size:14px;color:var(--blue);font-weight:500}
.caselink:hover{text-decoration:underline}
@media(max-width:900px){.cases{grid-template-columns:1fr}}
.cases--4{grid-template-columns:repeat(2,1fr)}
@media(max-width:900px){.cases--4{grid-template-columns:1fr}}


/* ---------- testimonials ---------- */
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:40px}
.quote{background:var(--white);border:1px solid var(--line);border-radius:16px;padding:30px;display:flex;flex-direction:column}
.quote .mark{font-size:44px;line-height:.7;color:var(--blue);font-weight:600;margin-bottom:18px}
.quote p{font-size:16px;color:var(--ink-2);font-weight:300;line-height:1.6;flex:1}
.quote .who{margin-top:24px;padding-top:18px;border-top:1px solid var(--line);display:flex;align-items:center;gap:12px}
.quote .av{width:38px;height:38px;border-radius:50%;background:var(--blue-tint);color:var(--blue);font-size:14px;font-weight:600;display:flex;align-items:center;justify-content:center;flex:none}
.quote .who b{display:block;font-size:14.5px;font-weight:500;color:var(--ink)}
.quote .who small{font-size:13px;color:var(--gray-6)}
@media(max-width:900px){.quotes{grid-template-columns:1fr}}

/* ---------- process ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);margin-top:40px;border:1px solid var(--line)}
.steps > div{background:var(--white);padding:32px 24px}
.steps .n{font-family:var(--mono);font-size:12px;color:var(--blue);margin-bottom:20px;display:block}
.steps h3{font-size:17px;margin-bottom:8px}
.steps p{font-size:14.5px;color:var(--gray-6);font-weight:300}
@media(max-width:900px){.steps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.steps{grid-template-columns:1fr}}

/* ---------- pricing ---------- */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:42px;align-items:start}
.plan{border:1px solid var(--line);border-radius:18px;padding:32px 28px;background:var(--white);display:flex;flex-direction:column;height:100%}
.plan--main{border-color:var(--blue);box-shadow:0 1px 3px rgba(47,111,228,.08)}
.ptag{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--gray-4);display:block;margin-bottom:16px}
.plan--main .ptag{color:var(--blue)}
.plan h3{font-size:22px;margin-bottom:12px}
.pdesc{font-size:15px;color:var(--gray-6);font-weight:300;line-height:1.55}
.pprice{margin:24px 0;padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.pprice b{display:block;font-size:30px;font-weight:500;letter-spacing:-.03em;color:var(--ink)}
.plan--main .pprice b{color:var(--blue)}
.pprice small{font-size:13px;color:var(--gray-4);display:block;margin-top:4px}
.plist{list-style:none;flex:1;margin-bottom:26px}
.plist li{font-size:14.5px;color:var(--ink-2);font-weight:300;line-height:1.5;padding-left:22px;position:relative;margin-bottom:11px}
.plist li::before{content:"";position:absolute;left:0;top:8px;width:7px;height:7px;border-radius:50%;background:var(--blue);opacity:.35}
.pbtn{width:100%}
.pnote{margin-top:28px;font-size:14px;color:var(--gray-4);font-weight:300;max-width:78ch}
@media(max-width:960px){.plans{grid-template-columns:1fr;gap:18px}}

/* ---------- results ---------- */
.results{background:var(--navy);border-top:none}
.results h2{color:var(--white)}
.results .eyebrow{color:#7AA3F2}
.rgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#1D2532;margin-top:40px;border:1px solid #1D2532}
.rgrid > div{background:var(--navy);padding:34px 26px}
.rgrid b{display:block;font-size:clamp(32px,4vw,46px);font-weight:500;letter-spacing:-.03em;color:var(--white);margin-bottom:12px}
.rgrid small{font-size:14px;color:#98A3B5;line-height:1.45;display:block}
.rnote{margin-top:28px;font-size:14px;color:#6E7A8C;max-width:64ch}
@media(max-width:900px){.rgrid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.rgrid{grid-template-columns:1fr}}

/* ---------- tech ---------- */
.tech{margin-top:38px;border-top:1px solid var(--line)}
.trow{display:grid;grid-template-columns:150px 1fr;gap:32px;padding:16px 0;border-bottom:1px solid var(--line);align-items:start}
.tk{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--gray-4);padding-top:8px}
.tchips{display:flex;flex-wrap:wrap;gap:8px;align-items:flex-start;align-content:flex-start}
.tchips span{font-size:14px;color:var(--ink-2);background:var(--white);border:1px solid var(--line);border-radius:8px;padding:6px 13px;line-height:1.3}
@media(max-width:700px){.trow{grid-template-columns:1fr;gap:10px;padding:18px 0}.tk{padding-top:0}}

/* ---------- faq ---------- */
.faq{margin-top:34px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;padding:24px 0;font-size:18px;font-weight:500;letter-spacing:-.01em;color:var(--ink);display:flex;justify-content:space-between;gap:24px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--mono);font-size:20px;color:var(--blue);font-weight:400}
.faq details[open] summary::after{content:"–"}
.faq summary:hover{color:var(--blue)}
.faq p{padding:0 0 24px;color:var(--gray-6);font-size:16px;font-weight:300;max-width:70ch}

/* ---------- contact ---------- */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,72px);margin-top:34px;align-items:start}
.channels{display:flex;flex-direction:column;margin-top:30px}
.channels a{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:18px 0;border-bottom:1px solid var(--line);font-size:17px;color:var(--ink)}
.channels a small{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--gray-4)}
.channels a:hover{color:var(--blue)}
.formcard{background:var(--white);border:1px solid var(--line);border-radius:18px;padding:clamp(24px,3vw,34px)}
form{display:flex;flex-direction:column;gap:14px}
label{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--gray-4);margin-bottom:6px;display:block}
input,textarea{width:100%;font-family:var(--font);font-size:16px;color:var(--ink);background:var(--white);border:1px solid var(--line);border-radius:10px;padding:14px 16px;transition:border-color .18s ease,box-shadow .18s ease}
input:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(47,111,228,.14);outline:none}
textarea{min-height:104px;resize:vertical}
form .btn{width:100%;margin-top:4px}
.form-note{font-size:13px;color:var(--gray-4);font-weight:300}
.form-note a{color:var(--blue)}
@media(max-width:860px){.contact{grid-template-columns:1fr}}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line);padding:44px 0 40px;font-size:14px;color:var(--gray-6)}
.trust{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;padding-bottom:36px;margin-bottom:28px;border-bottom:1px solid var(--line)}
.tlabel{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--gray-4);display:block;margin-bottom:10px}
.trust p{font-size:14px;line-height:1.7;color:var(--gray-6)}
@media(max-width:760px){.trust{grid-template-columns:1fr;gap:24px}}
.foot{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;align-items:center}
.foot-links{display:flex;gap:24px;flex-wrap:wrap}
.foot-links a:hover{color:var(--blue)}

/* ---------- reveal ---------- */
.rv{opacity:0;transform:translateY(16px);transition:opacity .7s cubic-bezier(.16,1,.3,1),transform .7s cubic-bezier(.16,1,.3,1)}
.rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.rv{opacity:1;transform:none;transition:none}}

/* доступность: пропуск навигации */
.skip{position:absolute;left:-9999px;top:0;z-index:200;background:var(--ink);color:#fff;padding:12px 20px;border-radius:0 0 8px 0}
.skip:focus{left:0}

/* шрифт ещё не загружен - подменяем метрикой, чтобы текст не прыгал */
@font-face{font-family:"Outfit-fallback";src:local("Arial");size-adjust:97%;ascent-override:98%;descent-override:26%;line-gap-override:0%}
body{font-family:"Outfit","Outfit-fallback",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif}

/* липкая кнопка на телефоне: главное действие всегда под большим пальцем */
.mobar{position:fixed;left:0;right:0;bottom:0;z-index:60;display:none;gap:10px;padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-top:1px solid var(--line)}
.mobar .btn{flex:1;height:48px}
@media(max-width:720px){.mobar{display:flex}body{padding-bottom:76px}}

/* состояния формы */
.fstatus{font-size:14px;padding:12px 14px;border-radius:10px;margin-top:10px;display:none}
.fstatus.ok{display:block;background:#EDF7EE;color:#1E5C2A;border:1px solid #CBE7CF}
.fstatus.err{display:block;background:#FDEDED;color:#8A1F1F;border:1px solid #F5CDCD}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
button[disabled]{opacity:.55;cursor:default}