:root{
  --paper:#f3f2ef;      /* фон как на баннере */
  --paper-2:#eae9e4;
  --card:#fbfbf9;
  --ink:#0b2e33;        /* тёмно-бирюзовый текст */
  --ink-2:#4f6467;
  --ink-3:#8a9a9c;
  --line:#dfe1dc;
  --teal-dark:#073940;  /* левая панель баннера */
  --teal:#17686e;
  --teal-soft:#e2eeec;
  --gold:#c3a159;
  --gold-2:#dcc289;
  --radius:20px;
  --wrap:1160px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Manrope,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
section{padding:110px 0}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--gold);margin-bottom:16px}
h1{font-size:clamp(40px,6vw,70px);line-height:1.05;letter-spacing:-.025em;font-weight:800}
h2{font-size:clamp(30px,4vw,46px);line-height:1.1;letter-spacing:-.02em;font-weight:800;margin-bottom:18px}
h3{font-size:21px;line-height:1.25;font-weight:700;margin-bottom:10px}
.lead{font-size:clamp(17px,1.6vw,20px);color:var(--ink-2);max-width:620px}
.muted{color:var(--ink-2)}
.gold{color:var(--gold)}
.teal{color:var(--teal)}

.btn{display:inline-flex;align-items:center;gap:10px;padding:16px 26px;border-radius:14px;font-weight:700;font-size:16px;transition:transform .15s,box-shadow .15s,background .15s}
.btn-primary{background:var(--teal-dark);color:#fff;box-shadow:0 12px 30px -14px rgba(7,57,64,.7)}
.btn-primary:hover{transform:translateY(-2px);background:var(--teal)}
.btn-ghost{background:transparent;color:var(--ink);border:1.5px solid var(--line)}
.btn-ghost:hover{border-color:var(--teal)}
.btn-gold{background:var(--gold);color:var(--teal-dark)}
.btn-gold:hover{background:var(--gold-2);transform:translateY(-2px)}

/* Шапка */
header{position:sticky;top:0;z-index:50;background:rgba(243,242,239,.88);backdrop-filter:saturate(160%) blur(14px);border-bottom:1px solid transparent;transition:border-color .2s}
header.scrolled{border-bottom-color:var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px}
.logo{display:flex;align-items:center;gap:12px}
.logo img{height:42px;width:auto}
.logo-text{font-weight:800;font-size:22px;letter-spacing:.08em;line-height:1;color:var(--teal-dark)}
.logo-text small{display:block;font-size:9px;font-weight:600;letter-spacing:.2em;color:var(--ink-3);margin-top:4px}
.menu{display:flex;gap:30px;font-weight:600;font-size:15px;color:var(--ink-2)}
.menu a:hover{color:var(--teal)}
.nav .btn{padding:11px 18px;font-size:15px}
.burger{display:none;background:none;border:0;font-size:26px;cursor:pointer;color:var(--ink)}

/* Первый экран */
.hero{padding:70px 0 100px;overflow:hidden;position:relative}
.hero::before{content:"";display:none;position:absolute;left:0;top:0;bottom:0;width:calc((100vw - var(--wrap))/2 - 16px);background:var(--teal-dark);clip-path:polygon(0 0,100% 0,40% 100%,0 100%)}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.hero h1{margin-bottom:24px}
.hero .lead{margin-bottom:36px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:40px}
.tag{font-size:14px;font-weight:600;padding:8px 14px;border-radius:999px;background:var(--card);border:1px solid var(--line);color:var(--ink-2)}
@media (min-width:1300px){.hero::before{display:block}}
.hero-art img{width:100%;mix-blend-mode:multiply;-webkit-mask-image:radial-gradient(closest-side,#000 72%,transparent 100%);mask-image:radial-gradient(closest-side,#000 72%,transparent 100%)}

/* Два направления */
.bg-soft{background:var(--paper-2)}
.section-head{max-width:720px;margin-bottom:56px}
.dir-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.dir{background:var(--card);border-radius:28px;padding:44px;border:1px solid var(--line);display:flex;flex-direction:column}
.dir-icon{width:64px;height:64px;border-radius:18px;display:grid;place-items:center;font-size:30px;margin-bottom:26px;background:var(--teal-soft)}
.dir.tg .dir-icon{background:#f3ead6}
.dir h3{font-size:28px;margin-bottom:14px}
.dir ul{list-style:none;margin:24px 0 32px;display:grid;gap:12px}
.dir li{display:flex;gap:12px;color:var(--ink-2)}
.dir li::before{content:"✓";color:var(--teal);font-weight:800}
.dir.tg li::before{color:var(--gold)}
.dir .btn{margin-top:auto;align-self:flex-start}

/* Бот в деле */
.dark{background:var(--teal-dark);color:#fff}
.dark .lead,.dark .muted{color:#a9c3c3}
.bot-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.bot-list{list-style:none;display:grid;gap:18px;margin-top:32px}
.bot-list li{display:flex;gap:16px;align-items:flex-start}
.bot-list i{font-style:normal;flex:none;width:44px;height:44px;border-radius:12px;background:rgba(195,161,89,.15);display:grid;place-items:center;font-size:20px}
.bot-list b{display:block;font-size:17px}
.bot-list span{color:#a9c3c3;font-size:15px}
.phone{position:relative;width:310px;margin:0 auto;border-radius:44px;background:#021f23;padding:12px;box-shadow:0 40px 80px -30px rgba(0,0,0,.6);border:1px solid rgba(255,255,255,.08)}
.screen{border-radius:34px;overflow:hidden;background:#e6ebe6;height:560px;display:flex;flex-direction:column}
.tg-top{background:#fff;padding:18px 16px 12px;display:flex;align-items:center;gap:10px;border-bottom:1px solid #e3e6e2;color:var(--ink)}
.tg-ava{width:38px;height:38px;border-radius:50%;background:var(--teal-dark);display:grid;place-items:center;overflow:hidden}
.tg-ava img{width:26px}
.tg-name{font-weight:700;font-size:15px;line-height:1.2}
.tg-sub{font-size:12px;color:var(--teal)}
.chat{flex:1;padding:16px 12px;display:flex;flex-direction:column;gap:8px;font-size:14px;color:var(--ink)}
.msg{max-width:82%;padding:9px 12px;border-radius:16px;line-height:1.4;opacity:0;transform:translateY(8px)}
.msg.in{background:#fff;align-self:flex-start;border-bottom-left-radius:5px}
.msg.out{background:#d5ebe4;align-self:flex-end;border-bottom-right-radius:5px}
.kb{display:grid;grid-template-columns:1fr 1fr;gap:6px;align-self:stretch;opacity:0}
.kb span{background:rgba(255,255,255,.8);border-radius:10px;text-align:center;padding:8px 4px;font-size:13px;font-weight:600;color:var(--teal)}
.phone.on .msg,.phone.on .kb{animation:pop .4s forwards}
.phone.on .chat>:nth-child(1){animation-delay:.2s}.phone.on .chat>:nth-child(2){animation-delay:.9s}.phone.on .chat>:nth-child(3){animation-delay:1.5s}
.phone.on .chat>:nth-child(4){animation-delay:2.2s}.phone.on .chat>:nth-child(5){animation-delay:2.9s}
@keyframes pop{to{opacity:1;transform:none}}

/* Что можно сделать */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{padding:30px;border-radius:var(--radius);border:1px solid var(--line);background:var(--card);transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-4px);box-shadow:0 24px 50px -30px rgba(7,57,64,.35)}
.card .emoji{font-size:30px;margin-bottom:16px}
.card p{color:var(--ink-2);font-size:15px}

/* Кейс */
.case{background:linear-gradient(135deg,#073940,#0d4d52);color:#fff;border-radius:32px;padding:64px;overflow:hidden}
.case-top{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.case p{color:#b5cccb}
.case-logo{display:flex;align-items:center;gap:16px;margin-bottom:24px}
.case-logo img{width:64px;height:64px;border-radius:16px}
.case-logo b{font-size:30px}
.case-points{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:28px 0 30px}
.case-points div{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:14px;padding:14px 16px;font-size:14px;color:#e2ecea}
.platforms{display:flex;gap:10px;flex-wrap:wrap}
.platforms span{font-size:13px;font-weight:700;padding:8px 14px;border-radius:999px;background:rgba(255,255,255,.1)}
.case-link{display:inline-block;margin-top:26px;color:var(--gold-2);font-weight:700}

/* Суперфича: звонки */
.super{position:relative;background:linear-gradient(135deg,rgba(195,161,89,.22),rgba(195,161,89,.06));border:1px solid rgba(220,194,137,.45);border-radius:24px;padding:36px}
.super-badge{display:inline-flex;align-items:center;gap:8px;background:var(--gold);color:var(--teal-dark);font-weight:800;font-size:12px;letter-spacing:.1em;text-transform:uppercase;padding:7px 14px;border-radius:999px;margin-bottom:18px}
.super h3{font-size:28px;color:#fff;margin-bottom:12px}
.super p{color:#d6e3e1}
.call{margin-top:26px;background:#021f23;border-radius:20px;padding:22px;display:flex;align-items:center;gap:16px}
.call-ava{width:52px;height:52px;border-radius:50%;background:var(--teal);display:grid;place-items:center;font-size:24px;flex:none;position:relative}
.call-ava::after{content:"";position:absolute;inset:-6px;border-radius:50%;border:2px solid var(--gold);opacity:.6;animation:ring 1.6s infinite}
@keyframes ring{0%{transform:scale(.9);opacity:.8}100%{transform:scale(1.35);opacity:0}}
.call-info{flex:1;min-width:0}
.call-info b{display:block;color:#fff}
.call-info span{font-size:13px;color:#8fb0ae}
.call-btns{display:flex;gap:10px}
.call-btns span{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font-size:18px}
.cb-video{background:var(--teal)}.cb-voice{background:var(--gold)}

/* Этапы */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;counter-reset:s}
.step{position:relative;padding:28px 22px;border-radius:var(--radius);background:var(--card);border:1px solid var(--line)}
.step::before{counter-increment:s;content:"0" counter(s);display:block;font-size:14px;font-weight:800;color:var(--gold);margin-bottom:18px}
.step h3{font-size:18px}
.step p{font-size:14px;color:var(--ink-2)}

/* Почему мы */
.why{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.why div{padding-top:20px;border-top:2px solid var(--gold)}
.why b{display:block;font-size:30px;font-weight:800;letter-spacing:-.02em;margin-bottom:8px;color:var(--teal-dark)}
.why p{color:var(--ink-2);font-size:15px}
.stack{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:72px}
.stack span{padding:12px 20px;border-radius:14px;border:1px solid var(--line);font-weight:600;background:var(--card);color:var(--ink-2)}

/* FAQ */
.faq{max-width:820px;margin:0 auto}
details{border-bottom:1px solid var(--line);padding:24px 0}
summary{cursor:pointer;font-weight:700;font-size:19px;list-style:none;display:flex;justify-content:space-between;gap:20px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-size:26px;line-height:1;color:var(--gold);transition:transform .2s}
details[open] summary::after{transform:rotate(45deg)}
details p{margin-top:14px;color:var(--ink-2)}

/* Контакты */
.cta{position:relative;overflow:hidden;text-align:center;background:var(--teal-dark);color:#fff;border-radius:32px;padding:80px 32px}
.cta::before{content:"";position:absolute;right:-60px;bottom:-80px;width:380px;height:380px;background:url(logo-mark.png) center/contain no-repeat;opacity:.12}
.cta>*{position:relative}
.cta .lead{color:#b5cccb;margin:0 auto 36px}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.cta .btn-outline{border:1.5px solid rgba(255,255,255,.4);color:#fff}
.cta .btn-outline:hover{border-color:var(--gold)}
.contacts{display:flex;gap:40px;justify-content:center;flex-wrap:wrap;margin-top:44px;font-size:16px}
.contacts span{color:var(--gold-2);display:block;font-size:13px}

footer{padding:56px 0 40px;border-top:1px solid var(--line);font-size:14px;color:var(--ink-3)}
.foot{display:flex;justify-content:space-between;align-items:center;gap:40px;flex-wrap:wrap}
.foot img{height:110px;width:auto}
.req{line-height:1.8;text-align:right}

.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s,transform .7s}
.reveal.on{opacity:1;transform:none}

/* Адаптив */
@media (max-width:1000px){
  .hero-grid,.dir-grid,.bot-grid,.case-top{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .why{grid-template-columns:1fr 1fr}
  .case{padding:44px 32px}
}
@media (max-width:760px){
  section{padding:72px 0}
  .wrap{padding:0 16px}
  .menu{display:none}
  .menu.open{display:flex;flex-direction:column;position:absolute;top:76px;left:0;right:0;background:var(--paper);padding:20px 16px;gap:18px;border-bottom:1px solid var(--line)}
  .burger{display:block}
  .nav .btn{display:none}
  .cards,.steps,.why,.case-points{grid-template-columns:1fr}
  .dir{padding:32px 24px}
  .phone{width:280px}.screen{height:520px}
  .case{padding:32px 20px;border-radius:24px}
  .super{padding:26px 20px}
  .call{padding:16px;gap:12px}.call-btns span{width:38px;height:38px;font-size:15px}
  .cta{padding:56px 20px;border-radius:24px}
  .req{text-align:left}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .msg,.kb,.reveal{opacity:1;transform:none}
}

/* Выбор языка */
.nav-right{display:flex;align-items:center;gap:14px}
.langs{display:flex;gap:2px;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:3px}
.langs a{font-size:13px;font-weight:700;letter-spacing:.04em;padding:6px 9px;border-radius:9px;color:var(--ink-3)}
.langs a:hover{color:var(--teal)}
.langs a.cur{background:var(--teal-dark);color:#fff}
.cta-mail{display:block;margin-top:22px;color:var(--gold-2);font-weight:700;font-size:18px}
.menu a,.logo-text small{white-space:nowrap}
@media (max-width:1200px){.menu{gap:20px}.nav .btn{display:none}}
@media (max-width:1000px){
  .menu{display:none}
  .menu.open{display:flex;flex-direction:column;position:absolute;top:76px;left:0;right:0;background:var(--paper);padding:20px 24px;gap:18px;border-bottom:1px solid var(--line)}
  .burger{display:block}
}
@media (max-width:760px){.langs a{padding:6px 7px;font-size:12px}.nav-right{gap:6px}.logo-text small{display:none}.logo img{height:34px}.logo-text{font-size:19px}}