@font-face{font-family:Manrope;src:url(assets/manrope-site.woff2) format('woff2');font-weight:200 800;font-display:swap}
@font-face{font-family:Manrope;src:url(assets/manrope-cyrillic.woff2) format('woff2');font-weight:200 800;font-display:swap;unicode-range:U+0400-052F}
:root{--paper:#faf9ff;--ink:#211c35;--muted:#6c657c;--violet:#5b32c9;--violet-soft:#7a58dc;--line:#dcd5ea;--line-strong:#b9aed3;--wash:#f0ebfb;--surface:#fff;--surface-2:#f5f2fc;--on-accent:#fff;--ok:#2f7d5a;--mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace}
html[data-theme=dark]{--paper:#141021;--ink:#f3eefb;--muted:#b3a9c6;--violet:#b99cff;--violet-soft:#9a7ae8;--line:#332a47;--line-strong:#4f4368;--wash:#221a35;--surface:#1b1529;--surface-2:#1f1830;--on-accent:#1a1128}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.6 Manrope,Arial,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
h1,h2,h3,h4{font-weight:600;letter-spacing:-.035em;line-height:1.12}
h1{font-size:64px;line-height:1.02;letter-spacing:-.04em}
h2{font-size:42px}
h3{font-size:22px}
h4{font-size:17px}
ul,ol{padding:0;list-style:none}
button{font:inherit}
a:focus-visible,button:focus-visible{outline:3px solid var(--violet);outline-offset:4px}
.wrap{width:min(1240px,calc(100% - 96px));margin:auto}
.skip{position:fixed;top:-100px;left:20px;z-index:50;background:var(--surface);color:var(--ink);padding:12px 18px;border:1px solid var(--line)}
.skip:focus{top:15px}
.kicker{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--violet);font-weight:600}
.tech{font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.muted{color:var(--muted)}

/* header */
.header{position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--paper) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header .wrap{height:72px;display:flex;align-items:center;gap:24px}
.brand{display:flex;gap:12px;align-items:center;text-decoration:none;font-size:20px;font-weight:800;letter-spacing:.02em}
.brand img{width:32px;height:32px}
.brand small{display:block;font-size:11px;font-weight:500;letter-spacing:.02em;color:var(--muted);line-height:1.1}
.nav{display:flex;gap:22px;margin-left:auto;font-size:13px;font-weight:500}
.nav a{text-decoration:none;color:var(--muted)}
.nav a:hover{color:var(--ink)}
.header-actions{display:flex;align-items:center;gap:10px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;border-radius:6px;padding:14px 22px;font-size:14px;font-weight:700;text-decoration:none;border:1px solid transparent;cursor:pointer;line-height:1.2}
.btn-primary{background:var(--violet);color:var(--on-accent);border-color:var(--violet)}
.btn-secondary{background:transparent;color:var(--ink);border-color:var(--line-strong)}
.btn-small{padding:10px 16px;font-size:13px}
.btn svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.7}
.icon-btn{display:flex;align-items:center;justify-content:center;flex:none;width:38px;height:38px;padding:0;border:1px solid var(--line);border-radius:6px;background:var(--surface);color:var(--ink);cursor:pointer}
.icon-btn svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round}
.menu-btn{display:none}
.menu-btn .close{display:none}

/* hero */
.hero{padding:88px 0 56px;border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:64px;align-items:end}
.hero .kicker{margin-bottom:22px}
.hero h1 span{display:block}
.hero .lead{font-size:19px;line-height:1.55;margin-top:26px;max-width:720px}
.hero .lead strong{font-weight:600}
.hero .control{margin-top:20px;font-size:15px;color:var(--muted);padding-left:16px;border-left:2px solid var(--violet)}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:34px}
.hero-facts{border-top:1px solid var(--line);margin-top:48px;padding-top:20px;display:flex;flex-wrap:wrap;gap:10px 0;font-size:13px;color:var(--muted)}
.hero-facts span{display:flex;align-items:center}
.hero-facts span:before{content:"";display:inline-block;width:4px;height:4px;border-radius:50%;background:var(--violet);margin:0 14px}.hero-facts span:first-child:before{display:none}
.hero-panel{border:1px solid var(--line);border-radius:10px;background:var(--surface);padding:22px 24px;font-size:13px}
.hero-panel .tech{margin-bottom:14px}
.hero-panel ul li{display:grid;grid-template-columns:22px 1fr;gap:10px;padding:9px 0;border-top:1px solid var(--line);align-items:start}
.hero-panel ul li:first-child{border-top:0}
.hero-panel .idx{font-family:var(--mono);font-size:11px;color:var(--violet);padding-top:3px}
.hero-panel b{display:block;font-weight:600}
.hero-panel small{color:var(--muted);font-size:12px;display:block;margin-top:2px}

/* sections */
.section{padding:88px 0;border-top:1px solid var(--line)}
.section.tint{background:var(--surface-2)}
.section-head{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;margin-bottom:44px}
.section-head .kicker{margin-bottom:18px}
.section-head p{font-size:17px;color:var(--muted);padding-top:6px}
.section-head p+p{margin-top:12px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:32px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.card{border:1px solid var(--line);border-radius:10px;background:var(--surface);padding:26px 26px 28px}
.card .tech{margin-bottom:14px}
.card h3{font-size:21px}
.card p{margin-top:12px;color:var(--muted);font-size:15px}
.card ul{margin-top:14px;font-size:14px;color:var(--muted)}
.card ul li{padding:6px 0 6px 16px;position:relative;border-top:1px solid var(--line)}
.card ul li:before{content:"";position:absolute;left:0;top:14px;width:6px;height:1px;background:var(--violet)}
.rows{border-top:1px solid var(--line)}
.row{display:grid;grid-template-columns:200px 1fr 1.2fr;gap:36px;padding:26px 0;border-bottom:1px solid var(--line)}
.row .tech{padding-top:6px}
.row h3{font-size:20px}
.row p{color:var(--muted);font-size:15px}
.row ul{font-size:14px;color:var(--muted);columns:2;column-gap:28px}
.row ul li{padding:3px 0;break-inside:avoid}
.row ul li:before{content:"— ";color:var(--violet)}
.note{border-left:2px solid var(--violet);padding:4px 0 4px 18px;font-size:15px;margin-top:30px;max-width:820px}
.note strong{font-weight:600}

/* architecture diagram */
.arch{margin-top:16px;border:1px solid var(--line);border-radius:12px;background:var(--surface);padding:34px 34px 30px;position:relative}
.arch-caption{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:26px}
.arch-caption .tech{color:var(--violet)}
.arch-body{display:grid;grid-template-columns:1fr 200px;gap:28px;align-items:start}
.stack{display:flex;flex-direction:column;align-items:stretch;gap:0}
.node{border:1px solid var(--line-strong);border-radius:8px;padding:14px 18px;text-align:center;font-size:14px;font-weight:600;background:var(--surface);position:relative}
.node small{display:block;font-weight:500;font-size:12px;color:var(--muted);margin-top:3px;letter-spacing:0;text-transform:none}
.node.accent{background:var(--violet);color:var(--on-accent);border-color:var(--violet)}
.node.accent small{color:var(--on-accent);opacity:.8}
.node.outline{border-style:dashed}
.node.wide{display:grid;grid-template-columns:repeat(3,1fr);gap:8px 16px;text-align:center;font-weight:600;font-size:13px}
.node.wide span{padding:6px 4px;border-radius:4px;background:var(--wash)}
.arrow{height:26px;display:flex;justify-content:center;align-items:center;color:var(--line-strong)}
.arrow svg{width:12px;height:26px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.perimeter-box{border:1.5px dashed var(--violet);border-radius:12px;padding:22px 18px 18px;position:relative}
.perimeter-box>.tech{position:absolute;top:-8px;left:16px;background:var(--surface);padding:0 8px;color:var(--violet)}
.aside{border:1px solid var(--line);border-radius:10px;padding:18px 16px;background:var(--surface-2)}
.aside .tech{margin-bottom:12px}
.aside ul li{font-family:var(--mono);font-size:12px;letter-spacing:.04em;padding:8px 0;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:8px}.aside ul li i{font-style:normal;color:var(--violet)}
.aside ul li:first-child{border-top:0}
.aside ul li i{font-style:normal;color:var(--violet)}
.arch-foot{margin-top:22px;font-size:13px;color:var(--muted);display:flex;gap:24px;flex-wrap:wrap}
.arch-foot span:before{content:"";display:inline-block;width:10px;height:10px;border:1px solid var(--line-strong);border-radius:2px;margin-right:8px;vertical-align:-1px}
.arch-foot span.f1:before{background:var(--violet);border-color:var(--violet)}
.arch-foot span.f2:before{border-style:dashed;border-color:var(--violet)}

/* two contours */
.contours{display:grid;grid-template-columns:1fr 56px 1fr;gap:20px;align-items:stretch}
.contour{border:1px solid var(--line);border-radius:10px;padding:26px;background:var(--surface)}
.contour h3{font-size:19px;margin-top:10px}
.contour ul{margin-top:16px;display:grid;grid-template-columns:1fr 1fr;gap:6px 14px;font-size:13px;color:var(--muted)}
.contour ul li{padding:5px 0;border-top:1px solid var(--line)}
.plus{display:flex;align-items:center;justify-content:center;font-size:36px;font-weight:300;color:var(--violet)}

/* scenarios */
.scenarios{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.scenario{border:1px solid var(--line);border-radius:12px;padding:34px 34px 36px;background:var(--surface);display:flex;flex-direction:column}
.scenario h3{font-size:26px;margin-top:14px}
.scenario p{margin-top:16px;color:var(--muted);font-size:16px;flex:1}
.scenario .btn{align-self:flex-start;margin-top:26px}

/* knowledge sources */
.sources{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.sources span{background:var(--surface);padding:16px 18px;font-size:14px}
.sources span b{display:block;font-family:var(--mono);font-size:10px;color:var(--violet);letter-spacing:.06em;margin-bottom:5px;font-weight:500}

/* agents */
.agents{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.agent{background:var(--surface);padding:24px}
.agent h3{font-size:18px}
.agent ul{margin-top:12px;font-size:14px;color:var(--muted)}
.agent ul li{padding:4px 0}
.agent ul li:before{content:"— ";color:var(--violet)}

/* placement */
.placements{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.placement{border-top:2px solid var(--violet);padding-top:20px}
.placement .tech{margin-bottom:10px}
.placement h3{font-size:21px}
.placement p{margin-top:12px;color:var(--muted);font-size:15px}

/* security */
.sec-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.sec{background:var(--surface);padding:26px 28px}
.sec .tech{margin-bottom:12px}
.sec h3{font-size:19px}
.sec p{margin-top:10px;color:var(--muted);font-size:15px}
.sec ul{margin-top:10px;font-size:14px;color:var(--muted);display:flex;flex-wrap:wrap;gap:6px}
.sec ul li{border:1px solid var(--line);border-radius:4px;padding:3px 9px}

/* audit */
.audit-steps{counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:28px 28px}
.audit-step{border-top:1px solid var(--line);padding-top:18px}
.audit-step .tech{color:var(--violet);margin-bottom:10px}
.audit-step h3{font-size:19px}
.audit-step p,.audit-step ul{margin-top:10px;font-size:14px;color:var(--muted)}
.audit-step ul li{padding:2px 0}
.audit-step ul li:before{content:"— ";color:var(--violet)}
.audit-cta{margin-top:44px;display:flex;gap:24px;align-items:center;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:32px}
.audit-cta p{color:var(--muted);font-size:15px;max-width:640px}

/* compliance */
.compliance{display:grid;grid-template-columns:1.1fr .9fr;gap:56px}
.compliance .lead{font-size:17px;color:var(--muted)}
.compliance .lead+p{margin-top:14px;font-size:15px;color:var(--muted)}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.tags li{border:1px solid var(--line-strong);border-radius:4px;padding:6px 11px;font-size:13px}
.terms{border:1px solid var(--line);border-radius:10px;background:var(--surface);padding:22px 24px}
.terms .tech{margin-bottom:12px}
.terms ul{display:grid;grid-template-columns:1fr 1fr;gap:0 20px;font-size:14px}
.terms ul li{padding:8px 0;border-top:1px solid var(--line)}
.terms ul li:nth-child(-n+2){border-top:0}
.terms p{margin-top:16px;font-size:13px;color:var(--muted)}

/* process */
.timeline{display:grid;grid-template-columns:repeat(7,1fr);gap:18px;border-top:1px solid var(--line);padding-top:22px}
.step .tech{color:var(--violet);margin-bottom:10px}
.step h3{font-size:17px}
.step p{margin-top:8px;font-size:13px;color:var(--muted)}

/* pricing */
.pricing{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.pricing p{margin-top:16px;font-size:17px;color:var(--muted);max-width:560px}

/* about */
.about{display:grid;grid-template-columns:1.1fr .9fr;gap:56px}
.about p{margin-top:16px;font-size:16px;color:var(--muted)}
.about p:first-of-type{font-size:18px;color:var(--ink)}
.about .btn{margin-top:28px}
.competences{border:1px solid var(--line);border-radius:10px;background:var(--surface);padding:22px 24px}
.competences .tech{margin-bottom:10px}
.competences ul{display:grid;grid-template-columns:1fr 1fr;gap:0 20px;font-size:15px}
.competences ul li{padding:10px 0;border-top:1px solid var(--line)}
.competences ul li:nth-child(-n+2){border-top:0}
.competences p{margin-top:18px;font-size:13px;color:var(--muted)}

/* final cta */
.final{padding:96px 0}
.final h2{max-width:800px}
.final .lead{margin-top:22px;font-size:17px;color:var(--muted);max-width:720px}
.final .lead+p{margin-top:10px;font-size:17px;max-width:720px}
.final-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:34px}
.contact-links{display:flex;gap:56px;flex-wrap:wrap;margin-top:44px;padding-top:32px;border-top:1px solid var(--line)}
.contact-links a{display:inline-flex;align-items:center;gap:12px;font-size:20px;text-decoration:none;font-weight:600}
.contact-links a svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.6}
.contact-links small{display:block;font-size:12px;color:var(--muted);font-weight:500;margin-bottom:6px;letter-spacing:.06em;text-transform:uppercase}

/* footer */
.footer{border-top:1px solid var(--line);padding:40px 0 48px;font-size:13px;color:var(--muted)}
.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:40px}
.footer-brand{text-decoration:none;font-size:18px;font-weight:800;color:var(--ink);letter-spacing:.02em}
.footer p{margin-top:8px}
.footer h4{color:var(--ink);font-size:13px;margin-bottom:10px;letter-spacing:.06em;text-transform:uppercase}
.footer ul li{padding:4px 0}
.footer a{text-decoration:none}
.footer a:hover{color:var(--ink)}
.footer-bottom{margin-top:34px;padding-top:20px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:12px}

@media(max-width:1100px){
h1{font-size:54px}h2{font-size:36px}
.hero-grid{grid-template-columns:1fr;gap:40px}
.grid-4,.audit-steps{grid-template-columns:repeat(2,1fr)}
.timeline{grid-template-columns:repeat(4,1fr)}
.sources{grid-template-columns:repeat(3,1fr)}
.row{grid-template-columns:160px 1fr;gap:20px}
.row ul{grid-column:2;columns:1}
.arch-body{grid-template-columns:1fr}
.aside ul{display:grid;grid-template-columns:repeat(3,1fr);gap:0 16px}
.aside ul li:first-child{border-top:0}
}
@media(max-width:800px){
.wrap{width:calc(100% - 40px)}
h1{font-size:38px}h2{font-size:30px}h3{font-size:20px}
.header .wrap{height:64px;gap:12px}
.brand{font-size:18px}.brand img{width:28px;height:28px}
.brand small{display:none}
.nav{position:fixed;inset:64px 0 auto 0;background:var(--paper);border-bottom:1px solid var(--line);flex-direction:column;gap:0;padding:8px 20px 16px;display:none;font-size:15px;z-index:39;max-height:calc(100vh - 64px);overflow:auto}
.nav.open{display:flex}
.nav a{padding:12px 0;border-bottom:1px solid var(--line);color:var(--ink)}
.header-actions .btn{display:none}
.menu-btn{display:flex;margin-left:auto}
.menu-btn[aria-expanded=true] .open{display:none}
.menu-btn[aria-expanded=true] .close{display:block}
.hero{padding:44px 0 36px}
.hero .lead{font-size:16px;margin-top:20px}
.hero .control{font-size:14px}
.hero-cta{margin-top:26px}
.hero-cta .btn{width:100%}
.hero-facts{margin-top:32px;font-size:12px;gap:8px 0;flex-direction:column;align-items:flex-start}
.hero-facts span:before,.hero-facts span:first-child:before{display:inline-block;margin:0 10px 0 0}
.section{padding:52px 0}
.section-head{grid-template-columns:1fr;gap:16px;margin-bottom:28px}
.section-head p{font-size:15px}
.grid-2,.grid-3,.grid-4,.audit-steps,.scenarios,.placements,.pricing,.about,.compliance,.footer-grid{grid-template-columns:1fr;gap:20px}
.sec-grid,.agents{grid-template-columns:1fr}
.sources{grid-template-columns:1fr 1fr}
.timeline{grid-template-columns:1fr 1fr;gap:20px}
.row{grid-template-columns:1fr;gap:10px;padding:20px 0}
.row ul{grid-column:auto}
.contours{grid-template-columns:1fr}
.plus{height:36px}
.contour ul{grid-template-columns:1fr}
.arch{padding:22px 16px 20px}
.arch-caption{flex-direction:column;align-items:flex-start;gap:8px}
.node{font-size:13px;padding:12px 12px}
.node.wide{grid-template-columns:repeat(2,1fr);gap:6px 8px;font-size:12px}
.aside ul{grid-template-columns:1fr 1fr}
.scenario{padding:24px}
.scenario h3{font-size:22px}
.scenario .btn{width:100%}
.audit-cta{flex-direction:column;align-items:stretch}
.terms ul,.competences ul{grid-template-columns:1fr}
.terms ul li:nth-child(2),.competences ul li:nth-child(2){border-top:1px solid var(--line)}
.final{padding:60px 0}
.final-cta .btn{width:100%}
.contact-links{gap:24px;flex-direction:column}
.contact-links a{font-size:18px}
.footer-bottom{flex-direction:column}
}
@media(max-width:380px){.wrap{width:calc(100% - 32px)}h1{font-size:33px}.node.wide{grid-template-columns:1fr}.sources,.timeline{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
h1,h2,h3,p,a,li{overflow-wrap:anywhere}
.section,.hero{scroll-margin-top:80px}

/* Navigation must fit at laptop and tablet widths. */
.nav a,.brand,.header-actions .btn{white-space:nowrap}.header-actions{flex-shrink:0}
@media(min-width:801px) and (max-width:1399px){.header-actions{margin-left:auto}.nav{position:absolute;inset:72px 0 auto;background:var(--paper);border-bottom:1px solid var(--line);display:none;flex-direction:column;gap:0;padding:12px 48px 20px;font-size:15px;max-height:calc(100dvh - 72px);overflow:auto}.nav.open{display:flex}.nav a{padding:12px 0;border-bottom:1px solid var(--line)}.menu-btn{display:flex}.menu-btn[aria-expanded=true] .open{display:none}.menu-btn[aria-expanded=true] .close{display:block}}
@media(max-width:800px){.header-actions{margin-left:auto}}
@media(min-width:1400px){.nav{gap:16px}.header .wrap{gap:18px}}