@font-face{font-family:"Onest";src:url("/assets/fonts/Onest-Variable.ttf") format("truetype");font-style:normal;font-weight:100 900;font-display:swap}
:root{--ink:#111a22;--ink-2:#293744;--muted:#586775;--line:#d2dae2;--paper:#f3f5f7;--surface:#fbfcfd;--soft:#eef2f6;--panel:#172530;--blue:#2456c8;--blue-dark:#1c46a7;--blue-soft:#e7edfb;--radius-lg:16px;--radius-md:12px;--radius-sm:8px;--container:1240px;--ease-out:cubic-bezier(.23,1,.32,1);--shadow-sm:0 14px 34px rgba(29,45,58,.08);--shadow-lg:0 34px 80px rgba(35,57,83,.16)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;overflow-x:hidden;color:var(--ink);background:var(--paper);font-family:"Onest","Segoe UI",Arial,sans-serif;font-size:16px;font-weight:450;line-height:1.55;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}img{display:block;max-width:100%;height:auto}a{color:inherit;text-decoration:none}button{font:inherit}h1,h2,h3,p{margin-top:0}:where(a,button,summary):focus-visible{outline:3px solid rgba(36,86,200,.34);outline-offset:3px}.container{width:min(calc(100% - 48px),var(--container));margin-inline:auto}.eyebrow{margin:0 0 14px;color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.06em;text-transform:uppercase}.section-intro{max-width:650px}.section-intro--wide{max-width:880px}.section-intro h2{margin-bottom:16px;font-size:clamp(34px,4vw,56px);font-weight:720;letter-spacing:-.045em;line-height:1.04;text-wrap:balance}.section-intro p:last-child{margin-bottom:0;color:var(--muted);font-size:17px;line-height:1.6}
.nav{position:fixed;top:0;left:0;right:0;z-index:50;padding-top:10px;color:#eef3f7}.nav__inner{position:relative;min-height:58px;display:flex;align-items:center;gap:18px;padding:7px 8px 7px 12px;border-radius:14px;background:rgba(20,33,44,.96);box-shadow:0 16px 40px rgba(21,35,47,.16);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}.logo{min-height:42px;display:inline-flex;align-items:center;gap:9px;color:#f7f9fb;flex:0 0 auto}.logo__mark{width:28px;height:28px;overflow:hidden;border-radius:50%;background:#f2f5f8}.logo__mark img{width:100%;height:100%;object-fit:contain}.logo__name{font-size:15px;font-weight:680}.nav__links{display:flex;align-items:center;gap:2px;margin-inline:auto;color:#c4ced7;font-size:13px;font-weight:570}.nav__links>a,.nav__links .site-function-menu__button{padding:9px 10px;border-radius:7px}.nav__links>a:hover{color:#fff;background:#263744}.nav__actions{display:flex;align-items:center;gap:7px;flex:0 0 auto}.nav__menu-toggle{display:none;min-height:40px;padding:0 12px;border:0;border-radius:8px;color:#dce4eb;background:#263744;font-size:13px;font-weight:650;cursor:pointer;transition:transform 140ms var(--ease-out),background-color 160ms ease}.btn{min-height:44px;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 17px;border:1px solid transparent;border-radius:var(--radius-md);font-weight:700;line-height:1;white-space:nowrap;cursor:pointer;transition:transform 150ms var(--ease-out),background-color 170ms ease,border-color 170ms ease,color 170ms ease}.btn:active,.nav__menu-toggle:active{transform:scale(.98)}.btn--primary{color:#fff;background:var(--blue);border-color:var(--blue);box-shadow:0 14px 30px rgba(36,86,200,.18)}.btn--ghost,.btn--nav-secondary{color:var(--ink-2);background:transparent;border-color:#b5c0cb}.nav__actions .btn{min-height:40px;padding:10px 15px;border-radius:8px;font-size:13px}.nav__actions .btn--nav-secondary{color:#dbe3e9;border-color:#465967}.nav__actions .btn--primary{box-shadow:none}.btn--large{min-height:52px;padding-inline:22px}
.hero{position:relative;isolation:isolate;min-height:100dvh;overflow:hidden;background:radial-gradient(760px 520px at 84% 18%,rgba(217,70,239,.10),transparent 68%),radial-gradient(880px 560px at 70% 55%,rgba(36,86,200,.14),transparent 68%),radial-gradient(620px 380px at 18% 8%,rgba(99,102,241,.08),transparent 66%),linear-gradient(135deg,#f7f8fb 0%,#f1f4f9 44%,#edf2fb 100%)}.hero::after{content:"";position:absolute;inset:auto 0 0;height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent)}.hero__inner{min-height:100dvh;display:grid;grid-template-columns:minmax(0,.92fr) minmax(540px,1.08fr);gap:54px;align-items:center;padding-block:104px 34px}.hero__copy{position:relative;z-index:4;max-width:630px}.hero h1{max-width:620px;margin-bottom:20px;font-size:clamp(46px,4.8vw,66px);font-weight:760;letter-spacing:-.055em;line-height:1;text-wrap:balance}.hero__lead{max-width:600px;margin-bottom:0;color:#465665;font-size:19px;line-height:1.54}.hero__actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}.hero__note{max-width:580px;margin:18px 0 0;color:#657482;font-size:14px}.hero-stack{position:relative;min-width:0;height:610px;perspective:1400px}.hero-stack__glow{position:absolute;z-index:-1;inset:12% 2% 1% 4%;border-radius:50%;background:radial-gradient(ellipse,rgba(101,126,220,.24),rgba(217,70,239,.08) 43%,transparent 72%);filter:blur(34px)}.screen-card{position:absolute;margin:0;overflow:hidden;border:1px solid rgba(173,188,204,.92);border-radius:var(--radius-lg);background:#fff;box-shadow:var(--shadow-lg);transform-style:preserve-3d;transition:transform 240ms var(--ease-out),box-shadow 240ms ease}.screen-card__bar{height:38px;display:flex;align-items:center;justify-content:space-between;padding:0 14px;border-bottom:1px solid #e1e6eb;color:#667482;background:rgba(251,252,253,.96);font-size:11px}.screen-card__bar strong{color:var(--ink-2);font-weight:700}.screen-card img{width:100%;height:calc(100% - 38px);object-fit:cover;object-position:left top}.screen-card--wb{z-index:2;top:68px;left:0;width:78%;height:340px;transform:rotate(-4deg) rotateY(5deg)}.screen-card--ozon{z-index:3;right:0;bottom:72px;width:78%;height:292px;transform:rotate(3.5deg) rotateY(-4deg)}.hero-label{position:absolute;z-index:5;min-height:40px;display:inline-flex;align-items:center;padding:9px 13px;border:1px solid #c4cfda;border-radius:10px;color:var(--ink-2);background:rgba(251,252,253,.96);box-shadow:var(--shadow-sm);font-size:13px;font-weight:720;white-space:nowrap}.hero-label--ads{top:18px;left:7%}.hero-label--costs{top:36%;right:1%}.hero-label--decision{bottom:18px;left:12%;color:#fff;background:var(--panel);border-color:var(--panel)}
section{padding-block:clamp(78px,8vw,118px)}.problem{background:#f8f9fa;border-bottom:1px solid var(--line)}.problem__grid{display:grid;grid-template-columns:minmax(0,.72fr) minmax(540px,1.28fr);gap:72px;align-items:start}.metric-chain{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin:0;padding:0;border:1px solid var(--line);border-radius:var(--radius-lg);list-style:none;overflow:hidden}.metric-chain li{min-height:230px;padding:22px 18px;border-left:1px solid var(--line);background:var(--surface)}.metric-chain li:first-child{border-left:0}.metric-chain span{display:block;margin-bottom:48px;color:var(--blue);font-size:12px;font-weight:800}.metric-chain strong{display:block;margin-bottom:8px;font-size:17px}.metric-chain p{margin:0;color:var(--muted);font-size:14px;line-height:1.5}.metric-chain__result{color:#fff;background:var(--panel)!important}.metric-chain__result span,.metric-chain__result p{color:#b9c8d4}
.definition{background:var(--paper)}.formula{display:grid;grid-template-columns:minmax(260px,.8fr) 60px minmax(0,1.2fr);gap:16px;align-items:stretch;margin-top:46px}.formula__main,.formula__costs{border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--surface)}.formula__main{display:flex;flex-direction:column;justify-content:space-between;min-height:230px;padding:28px;background:linear-gradient(145deg,#eef3ff,#fbfcfd)}.formula__main span{color:var(--muted)}.formula__main strong{max-width:270px;color:var(--blue);font-size:clamp(34px,4vw,54px);letter-spacing:-.045em;line-height:1.02}.formula__operator{display:grid;place-items:center;color:#82909c;font-size:40px}.formula__costs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-content:center;padding:14px}.formula__costs span{min-height:64px;display:flex;align-items:center;padding:14px 16px;border-bottom:1px solid var(--line);color:var(--ink-2);font-weight:650}.formula__costs span:nth-last-child(-n+2){border-bottom:0}
.interface{background:#e9edf1;border-block:1px solid var(--line)}.interface__head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:34px}.tabs{display:flex;gap:6px;padding:5px;border:1px solid #c7d0d9;border-radius:var(--radius-md);background:#f6f8fa}.tab{min-height:44px;padding:0 16px;border:0;border-radius:var(--radius-sm);color:var(--muted);background:transparent;font-weight:680;cursor:pointer;transition:transform 140ms var(--ease-out),color 160ms ease,background-color 160ms ease}.tab:active{transform:scale(.98)}.tab.is-active{color:#fff;background:var(--panel)}.interface-panel{overflow:auto;border:1px solid #bdc7d1;border-radius:var(--radius-lg);background:#fff;box-shadow:0 28px 64px rgba(31,47,61,.13)}.interface-panel img{width:100%;min-width:980px}.interface__caption{margin:15px 0 0;color:var(--muted);font-size:13px}
.capabilities{background:#f8f9fa}.capabilities__grid{display:grid;grid-template-columns:minmax(300px,.7fr) minmax(0,1.3fr);gap:82px}.capabilities__intro{position:sticky;top:98px;align-self:start}.capability-list{border-top:1px solid #bac5cf}.capability-list article{display:grid;grid-template-columns:120px minmax(220px,.8fr) minmax(260px,1fr);gap:26px;padding:28px 0;border-bottom:1px solid #bac5cf;align-items:start}.capability-list article>span{color:var(--blue);font-size:13px;font-weight:750}.capability-list h3{margin:0;font-size:23px;letter-spacing:-.025em;line-height:1.2}.capability-list p{margin:0;color:var(--muted)}
.ad-profit{background:var(--paper)}.ad-profit__grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(330px,.85fr);gap:64px;align-items:center}.ad-profit__media{height:540px;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius-lg);background:#fff;box-shadow:var(--shadow-lg)}.ad-profit__media img{width:100%;height:100%;object-fit:cover;object-position:top left}.plain-list{margin:28px 0 0;padding:0;border-top:1px solid var(--line);list-style:none}.plain-list li{padding:15px 0;border-bottom:1px solid var(--line);color:var(--ink-2);font-weight:600}
.definition .eyebrow,.capabilities .eyebrow,.ad-profit .eyebrow,.faq .eyebrow{display:none}
.faq{padding-block:clamp(56px,6vw,78px);background:linear-gradient(180deg,#edf1f5 0%,#f8f9fa 100%);border-top:1px solid var(--line)}.faq__grid{display:grid;grid-template-columns:minmax(260px,.58fr) minmax(0,1.42fr);gap:clamp(38px,6vw,76px);align-items:start}.faq .section-intro{position:sticky;top:92px}.faq .section-intro h2{max-width:410px;margin:0;font-size:clamp(30px,3vw,42px);line-height:1.08}.faq__list{display:grid;gap:10px}.faq details{overflow:hidden;border:1px solid #c5d0da;border-radius:var(--radius-md);background:rgba(251,252,253,.92);box-shadow:0 8px 24px rgba(31,53,76,.055)}.faq summary{min-height:66px;display:flex;align-items:center;justify-content:space-between;gap:22px;padding:16px 18px;cursor:pointer;font-size:17px;font-weight:690;line-height:1.35;list-style:none}.faq summary::-webkit-details-marker{display:none}.faq summary::after{content:"+";width:30px;height:30px;flex:0 0 30px;display:grid;place-items:center;border:1px solid #b9c7d3;border-radius:50%;color:var(--blue);background:#f2f5fa;font-size:21px;font-weight:500;line-height:1;transition:transform 220ms var(--ease-out),color 160ms ease,background-color 160ms ease}.faq details.is-expanded summary::after{transform:rotate(45deg);color:#fff;background:var(--blue);border-color:var(--blue)}.faq-answer{opacity:0}.faq details.is-expanded .faq-answer{opacity:1}.faq-answer__inner{padding:0 58px 17px 18px;border-top:1px solid rgba(197,208,218,.65)}.faq details p{max-width:68ch;margin:14px 0 0;color:var(--muted);font-size:15px;line-height:1.58}
.final{padding-block:clamp(76px,8vw,112px);background:linear-gradient(135deg,#e7edfb,#edf1f4 56%,#f4eef8)}.final__inner{display:grid;grid-template-columns:1fr auto;gap:42px;align-items:center}.final h2{max-width:780px;margin-bottom:12px;font-size:clamp(38px,5vw,64px);font-weight:740;letter-spacing:-.05em;line-height:1.02}.final p{max-width:650px;margin:0;color:var(--muted);font-size:18px}.metrika-pixel{position:absolute;left:-9999px;width:1px;height:1px}
@media(hover:hover) and (pointer:fine){.btn--primary:hover{background:var(--blue-dark)}.btn--ghost:hover{color:var(--blue);border-color:#8da5dc;background:rgba(255,255,255,.58)}.nav__menu-toggle:hover{background:#304453}.screen-card--wb:hover{transform:rotate(-2.5deg) rotateY(2deg) translateY(-4px);box-shadow:0 40px 88px rgba(35,57,83,.18)}.screen-card--ozon:hover{transform:rotate(2deg) rotateY(-2deg) translateY(-4px);box-shadow:0 40px 88px rgba(35,57,83,.18)}}
@media(prefers-reduced-motion:no-preference){.hero__copy{animation:hero-in 480ms var(--ease-out) both}.screen-card--wb{animation:card-wb-in 560ms 70ms var(--ease-out) both}.screen-card--ozon{animation:card-ozon-in 560ms 130ms var(--ease-out) both}.hero-label{animation:label-in 420ms 240ms var(--ease-out) both}@keyframes hero-in{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes card-wb-in{from{opacity:0;transform:rotate(-4deg) rotateY(5deg) translateY(16px)}to{opacity:1;transform:rotate(-4deg) rotateY(5deg)}}@keyframes card-ozon-in{from{opacity:0;transform:rotate(3.5deg) rotateY(-4deg) translateY(18px)}to{opacity:1;transform:rotate(3.5deg) rotateY(-4deg)}}@keyframes label-in{from{opacity:0}to{opacity:1}}}
@media(max-width:1120px){.nav__links{position:absolute;top:calc(100% + 8px);left:0;right:0;z-index:3;display:grid;gap:2px;margin:0;padding:8px;color:#cbd5dc;border:1px solid #334754;border-radius:12px;background:rgba(20,33,44,.99);box-shadow:0 22px 48px rgba(20,33,44,.22);opacity:0;visibility:hidden;transform:translateY(-6px);transition:opacity 150ms ease,transform 180ms var(--ease-out),visibility 150ms}.nav__links.is-open{opacity:1;visibility:visible;transform:translateY(0)}.nav__links>a{padding:11px 12px}.nav__menu-toggle{display:inline-flex;align-items:center;justify-content:center;margin-left:auto}.hero__inner{grid-template-columns:minmax(0,.9fr) minmax(460px,1.1fr);gap:30px}.hero-stack{height:550px}.screen-card--wb{height:310px}.screen-card--ozon{height:265px}.problem__grid{grid-template-columns:1fr;gap:40px}.capabilities__grid{gap:44px}}
@media(max-width:820px){html{scroll-padding-top:74px}.container{width:min(calc(100% - 32px),var(--container))}.nav{padding-top:7px}.nav__inner{min-height:54px;padding:6px 7px 6px 10px;border-radius:12px}.logo{min-height:40px}.logo__name{font-size:14px}.nav__actions .btn--nav-secondary{display:none}.nav__actions .btn--primary{min-height:38px;padding:9px 11px;font-size:12px}.nav__menu-toggle{min-height:38px;padding-inline:11px}.hero{min-height:auto}.hero__inner{min-height:auto;grid-template-columns:1fr;gap:28px;padding-block:88px 34px}.hero__copy{max-width:none}.hero h1{max-width:520px;margin-bottom:16px;font-size:clamp(40px,11vw,52px);line-height:1.01}.hero__lead{font-size:16px;line-height:1.5}.hero__actions{display:grid;grid-template-columns:1fr;margin-top:22px}.hero__actions .btn{width:100%}.hero__note{font-size:13px}.hero-stack{height:430px;margin-top:-6px}.hero-stack__glow{inset:8% 2% 3%;filter:blur(24px)}.screen-card__bar{height:32px;padding-inline:10px;font-size:9px}.screen-card img{height:calc(100% - 32px);max-width:none}.screen-card--wb{top:52px;left:0;width:88%;height:225px;transform:rotate(-3deg)}.screen-card--ozon{right:0;bottom:42px;width:88%;height:190px;transform:rotate(2.5deg)}.hero-label{min-height:34px;padding:7px 10px;font-size:11px}.hero-label--ads{top:0;left:2%}.hero-label--costs{top:44%;right:0}.hero-label--decision{bottom:0;left:4%}section{padding-block:72px}.section-intro h2{font-size:36px}.section-intro p:last-child{font-size:16px}.metric-chain{grid-template-columns:1fr 1fr}.metric-chain li{min-height:180px;border-bottom:1px solid var(--line)}.metric-chain li:nth-child(odd){border-left:0}.metric-chain li:nth-last-child(-n+2){border-bottom:0}.metric-chain span{margin-bottom:26px}.formula{grid-template-columns:1fr;gap:10px}.formula__operator{height:44px}.formula__main{min-height:190px}.interface__head{display:block}.tabs{width:100%;display:grid;grid-template-columns:1fr 1fr;margin-top:24px}.interface-panel{margin-inline:-16px;border-radius:0;border-inline:0}.interface-panel img{min-width:860px;height:410px;object-fit:cover;object-position:left top}.capabilities__grid,.ad-profit__grid,.video__panel,.faq__grid{grid-template-columns:1fr;gap:36px}.capabilities__intro{position:static}.capability-list article{grid-template-columns:90px 1fr;gap:10px 18px}.capability-list p{grid-column:2}.ad-profit__media{height:360px}.video__placeholder{min-height:340px;padding:24px}.final__inner{grid-template-columns:1fr;align-items:start}.final__inner .btn{width:100%}}
@media(max-width:520px){.nav__actions .btn--primary{display:none}.hero h1{font-size:42px}.hero-stack{height:390px}.screen-card--wb{width:94%;height:205px}.screen-card--ozon{width:94%;height:172px}.hero-label--costs{top:46%}.metric-chain{grid-template-columns:1fr}.metric-chain li,.metric-chain li:nth-child(odd){min-height:0;border-left:0;border-bottom:1px solid var(--line)}.metric-chain li:last-child{border-bottom:0}.metric-chain span{margin-bottom:18px}.formula__costs{grid-template-columns:1fr}.formula__costs span,.formula__costs span:nth-last-child(-n+2){border-bottom:1px solid var(--line)}.formula__costs span:last-child{border-bottom:0}.capability-list article{grid-template-columns:1fr}.capability-list p{grid-column:1}.ad-profit__media{height:300px}.video__placeholder strong{font-size:26px}.final h2{font-size:40px}}
@media(max-width:520px){.hero-stack{height:320px}.screen-card--wb{width:94%;height:172px}.screen-card--ozon{width:94%;height:142px}.hero-label--costs{top:44%}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.hero__copy,.screen-card,.hero-label{animation:none!important}.screen-card,.btn,.tab,.nav__menu-toggle,.nav__links{transition-property:color,background-color,border-color,opacity,visibility}}

/* Variant 2 refinement: dark marketplace hero and video handoff */
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.hero{color:#fff;background:radial-gradient(720px 480px at 78% 28%,rgba(54,95,194,.34),transparent 66%),radial-gradient(620px 420px at 16% 16%,rgba(75,86,170,.2),transparent 68%),linear-gradient(112deg,#111927 0%,#18253b 48%,#243861 100%)}
.hero__inner{grid-template-columns:minmax(0,.82fr) minmax(590px,1.18fr);gap:24px;padding-block:94px 24px}
.hero__copy{max-width:570px}.hero h1{max-width:570px;margin-bottom:22px;color:#fff;font-size:clamp(42px,3.85vw,54px);font-weight:720;letter-spacing:-.04em;line-height:1.03}.marketplace-name{display:inline-flex;align-items:center;gap:.17em;white-space:nowrap}.marketplace-name img{width:.72em;height:.72em;flex:0 0 auto;border-radius:.18em;box-shadow:0 5px 14px rgba(3,9,20,.22)}
.hero__lead{max-width:570px;color:rgba(241,246,252,.8);font-size:18px}.hero__note{color:rgba(223,232,243,.62)}
.hero .btn--primary{color:#15243a;background:#fff;box-shadow:0 12px 30px rgba(4,11,24,.24)}.hero .btn--ghost{color:#f5f8fc;border-color:rgba(255,255,255,.34);background:rgba(255,255,255,.06);box-shadow:none}
.hero-stack{height:650px}.hero-stack__glow{inset:9% 0 0;background:radial-gradient(ellipse,rgba(80,121,228,.38),rgba(66,92,164,.16) 48%,transparent 74%);filter:blur(40px)}.screen-card{border-color:rgba(207,220,237,.82);box-shadow:0 34px 78px rgba(3,10,24,.38)}.screen-card--wb{top:66px;width:90%;height:391px}.screen-card--ozon{bottom:66px;width:90%;height:336px}.hero-label{border-color:rgba(208,219,232,.92);background:rgba(250,252,255,.96);box-shadow:0 12px 28px rgba(3,10,24,.2)}.hero-label--taxes{top:14px;left:8%}.hero-label--costs{top:34%;right:0}.hero-labels-result{position:absolute;z-index:5;bottom:10px;left:10%;display:flex;align-items:center;gap:8px}.hero-labels-result .hero-label{position:static}.hero-label--margin{color:#fff;background:#172530;border-color:#172530}.hero-label--profit,.hero-label--roi{color:#142231}
.video{padding-block:clamp(82px,8vw,118px);color:#fff;background:linear-gradient(180deg,#101b29 0%,#17283d 100%)}.video__head{max-width:800px;margin:0 0 38px}.video__head h2{margin-bottom:16px;font-size:clamp(36px,4.5vw,60px);font-weight:700;letter-spacing:-.04em;line-height:1.04;text-wrap:balance}.video__head p{max-width:690px;margin:0;color:rgba(227,235,245,.72);font-size:18px;line-height:1.6}.video__frame{position:relative;isolation:isolate;width:min(100%,1080px);aspect-ratio:16/9;display:grid;place-items:center;overflow:hidden;border:1px solid rgba(196,211,231,.2);border-radius:var(--radius-lg);background:radial-gradient(circle at 72% 24%,rgba(65,105,208,.3),transparent 34%),linear-gradient(140deg,#142132,#223a5b);box-shadow:0 38px 90px rgba(1,8,19,.32)}.video__frame::before{content:"";position:absolute;inset:28px;border:1px solid rgba(224,234,248,.09);border-radius:12px}.video__frame-copy{position:absolute;left:30px;right:30px;bottom:26px;display:flex;justify-content:space-between;gap:24px;align-items:end;color:#fff}.video__frame-copy strong{font-size:18px}.video__frame-copy p{margin:0;color:rgba(229,237,247,.68);font-size:14px}.video__play{position:relative;z-index:2;width:78px;height:78px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.7);border-radius:50%;color:#172530;background:#fff;box-shadow:0 18px 44px rgba(3,9,20,.3);cursor:pointer;transition:transform 180ms var(--ease-out),background-color 160ms ease,box-shadow 180ms ease}.video__play span:not(.sr-only){width:0;height:0;margin-left:5px;border-top:10px solid transparent;border-bottom:10px solid transparent;border-left:16px solid currentColor}.video__play:active{transform:scale(.96)}
.video__play span:not(.sr-only){width:18px;height:20px;border:0;background:currentColor;clip-path:polygon(0 0,100% 50%,0 100%)}
@media(hover:hover) and (pointer:fine){.hero .btn--primary:hover{color:#14233a;background:#eef3ff}.hero .btn--ghost:hover{color:#fff;border-color:rgba(255,255,255,.6);background:rgba(255,255,255,.12)}.video__play:hover{transform:scale(1.04);background:#eef3ff;box-shadow:0 22px 52px rgba(3,9,20,.38)}}
@media(max-width:1120px){.hero__inner{grid-template-columns:minmax(0,.78fr) minmax(500px,1.22fr);gap:18px}.hero h1{font-size:clamp(40px,4.6vw,50px)}.hero-stack{height:590px}.screen-card--wb{height:350px}.screen-card--ozon{height:300px}}
@media(max-width:960px){.hero{min-height:auto}.hero__inner{min-height:auto;grid-template-columns:1fr;gap:30px;padding-block:88px 30px}.hero__copy{max-width:650px}.hero h1{max-width:650px;font-size:clamp(38px,8vw,48px)}.hero__lead{max-width:650px}.hero-stack{height:430px;margin-top:0}.screen-card--wb{top:50px;width:98%;height:250px}.screen-card--ozon{right:0;bottom:50px;width:98%;height:210px}.hero-label--taxes{top:0;left:3%}.hero-label--costs{top:43%;right:0}.hero-labels-result{bottom:0;left:4%;gap:6px}.video{padding-block:72px}.video__head{margin-bottom:28px}.video__head h2{font-size:40px}.video__head p{font-size:16px}.video__frame-copy{left:20px;right:20px;bottom:18px}.video__frame-copy strong{font-size:16px}.capabilities__grid{grid-template-columns:1fr;gap:36px}.capabilities__intro{position:static}}
@media(min-width:521px) and (max-width:960px){.hero__actions{display:flex}.hero__actions .btn{width:auto}}
@media(max-width:520px){.hero__inner{gap:20px;padding-bottom:24px}.hero h1{font-size:36px;line-height:1.06}.marketplace-name img{width:.7em;height:.7em}.hero__actions{grid-template-columns:1fr 1fr;gap:8px}.hero__actions .btn{min-width:0;padding-inline:10px;font-size:13px}.hero__note{margin-top:12px}.hero-stack{height:340px}.screen-card--wb{top:40px;width:98%;height:204px}.screen-card--ozon{bottom:44px;width:98%;height:170px}.hero-label{font-size:10px}.hero-label--costs{top:44%}.hero-labels-result{right:2%;left:2%;justify-content:center}.video__head h2{font-size:34px}.video__frame{border-radius:12px}.video__frame::before{inset:14px;border-radius:8px}.video__play{width:62px;height:62px}.video__frame-copy{left:16px;right:16px;bottom:13px}.video__frame-copy strong{display:none}.video__frame-copy p{width:100%;text-align:center;font-size:12px}}
@media(prefers-reduced-motion:reduce){.video__play{transition-property:color,background-color,border-color,box-shadow}.video__play:hover,.video__play:active{transform:none}}
.video__play:disabled{cursor:not-allowed;opacity:.88}.video__play:disabled:hover,.video__play:disabled:active{transform:none;background:#fff;box-shadow:0 18px 44px rgba(3,9,20,.3)}

/* Unit economics refinement: softer hero, compact video, explicit formula. */
.hero{background:radial-gradient(720px 480px at 78% 28%,rgba(113,151,226,.25),transparent 66%),radial-gradient(620px 420px at 16% 16%,rgba(125,137,202,.14),transparent 68%),linear-gradient(112deg,#25344c 0%,#304668 48%,#3f5d8d 100%)}
.hero-stack__glow{background:radial-gradient(ellipse,rgba(105,145,224,.28),rgba(74,104,169,.12) 48%,transparent 74%);filter:blur(34px)}
.hero-label--margin,.hero-label--profit,.hero-label--roi{color:#142231;background:rgba(250,252,255,.96);border-color:rgba(208,219,232,.92)}

.video{padding-block:64px;color:var(--ink);background:linear-gradient(180deg,#cad8e9 0%,#e8eef6 38%,#f6f8fb 100%)}.video__layout{display:grid;grid-template-columns:minmax(400px,495px) minmax(0,1fr);gap:clamp(42px,6vw,82px);align-items:center}.video__copy{max-width:580px}.video__copy h2{margin:0 0 14px;font-size:clamp(28px,2.25vw,32px);font-weight:700;letter-spacing:-.035em;line-height:1.1;text-wrap:balance}.video__copy p{max-width:580px;margin:0;color:#526476;font-size:17px;line-height:1.58}.video__frame{width:100%;aspect-ratio:16/9;border-radius:var(--radius-lg);background:radial-gradient(circle at 72% 24%,rgba(81,126,216,.26),transparent 34%),linear-gradient(140deg,#172538,#294665);box-shadow:0 24px 58px rgba(32,58,88,.2)}.video__frame::before{inset:18px}.video__play{width:66px;height:66px}.video__frame-copy{left:18px;right:18px;bottom:16px}.video__frame-copy strong{font-size:14px}.video__frame-copy p{font-size:12px}

.definition{padding-block:clamp(54px,6vw,72px)}.definition__intro{max-width:680px}.definition__intro h2,.definition__intro p{width:100%;max-width:680px}.definition__intro h2{font-size:clamp(28px,2.5vw,32px);line-height:1.12}.definition__intro p{margin-top:14px}.unit-formula{width:min(100%,1060px);display:grid;grid-template-columns:minmax(0,.9fr) 32px minmax(0,1.08fr) 32px minmax(0,1fr);gap:8px;align-items:stretch;margin-top:26px}.unit-formula__card{min-height:184px;display:flex;flex-direction:column;padding:20px;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--surface);box-shadow:0 14px 34px rgba(28,46,67,.065)}.unit-formula__card>span{margin-bottom:auto;color:var(--muted);font-size:13px;font-weight:700}.unit-formula__card strong{max-width:250px;margin-top:20px;color:var(--ink);font-size:clamp(22px,2vw,27px);letter-spacing:-.03em;line-height:1.1}.unit-formula__card p{margin:8px 0 0;color:var(--muted);font-size:13px;line-height:1.42}.unit-formula__card--expenses ul{display:grid;gap:5px;margin:12px 0 0;padding:0;list-style:none;color:var(--ink-2);font-size:13px}.unit-formula__card--expenses li{padding-top:5px;border-top:1px solid var(--line)}.unit-formula__card--result{color:#fff;border-color:#2456c8;background:linear-gradient(145deg,#2456c8,#1f438f);box-shadow:0 18px 42px rgba(36,86,200,.18)}.unit-formula__card--result>span,.unit-formula__card--result p{color:rgba(255,255,255,.75)}.unit-formula__card--result strong{color:#fff}.unit-formula__sign{display:grid;place-items:center;color:#738493;font-size:27px;font-weight:500}

@media(max-width:960px){.video{padding-block:58px}.video__layout{grid-template-columns:1fr;gap:26px}.video__copy{order:-1}.video__copy h2{font-size:30px}.video__frame{width:min(100%,570px)}.unit-formula{grid-template-columns:1fr;gap:8px}.unit-formula__sign{height:28px}.unit-formula__card{min-height:0}.unit-formula__card>span{margin-bottom:0}.unit-formula__card strong{margin-top:18px}}
@media(max-width:520px){.hero-stack{height:366px}.screen-card--wb{top:38px}.screen-card--ozon{bottom:72px}.hero-label--costs{top:42%}.hero-labels-result{right:auto;bottom:0;left:4%;display:grid;grid-template-columns:auto auto;justify-content:start;gap:5px}.hero-label--margin{grid-column:1/-1;justify-self:start}.video{padding-block:48px}.video__layout{gap:22px}.video__copy h2{font-size:27px}.video__copy p{font-size:16px}.video__frame{width:100%}.video__frame-copy strong{display:none}.definition{padding-block:48px}.definition__intro h2{font-size:28px}.unit-formula{margin-top:22px}.unit-formula__card{padding:17px}.unit-formula__card strong{font-size:23px}.unit-formula__card--expenses ul{margin-top:10px}}
.video__play:focus-visible{outline:3px solid #fff;outline-offset:4px}

/* Focused refinement: shared navigation detail, centered formula and shared prefooter. */
.nav-telegram-icon{flex:0 0 auto}
.video__copy{display:grid;gap:10px}.video__copy h2{margin-bottom:4px}.video__copy p{max-width:620px}.video__copy p+p{margin-top:0}
.definition{padding-block:clamp(48px,5vw,64px)}.definition__intro{margin-inline:auto;text-align:center}.definition__intro h2{margin-inline:auto;text-wrap:balance}.definition__intro p{margin:10px auto 0}.unit-formula{margin:20px auto 0;gap:6px}.unit-formula__card{min-height:172px;padding:18px}.unit-formula__card>span{margin-bottom:0}.unit-formula__card strong{margin-top:10px}.unit-formula__card p{margin-top:6px}.unit-formula__card--expenses ul{margin-top:9px}.unit-formula__sign{font-size:25px}
.final{position:relative;isolation:isolate;overflow:hidden;padding-block:clamp(50px,4.3vw,62px);color:#f5f8fb;background:linear-gradient(118deg,rgba(11,27,40,.28),transparent 38%),linear-gradient(142deg,#172836 0%,#203b53 42%,#393866 72%,#192b3b 100%)}.final::before{content:"";position:absolute;inset:-34% -12%;z-index:-1;pointer-events:none;opacity:.86;background:conic-gradient(from 225deg at 62% 48%,transparent 0 13%,rgba(95,135,222,.32) 23%,transparent 36%,rgba(120,88,181,.26) 49%,transparent 63%,rgba(84,151,190,.2) 76%,transparent 88%),linear-gradient(112deg,transparent 15%,rgba(190,209,255,.12) 34%,transparent 49%,rgba(99,85,173,.13) 63%,transparent 78%);filter:blur(24px);transform:translate3d(0,0,0) rotate(-1.2deg)}.final::after{content:"";position:absolute;inset:auto 0 0;height:1px;z-index:2;background:rgba(181,201,220,.18)}.final .container{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.45fr) minmax(320px,.55fr);column-gap:clamp(48px,7vw,96px);align-items:center}.final h2{grid-row:1/span 2;max-width:800px;margin:0;font-size:clamp(38px,3.5vw,48px);line-height:1.04;text-wrap:wrap}.final p{align-self:end;max-width:650px;margin:0 0 19px;color:#c4d0db;font-size:17px;line-height:1.5}.final .btn--light{align-self:start;justify-self:start;color:#172530;background:#fff;border-color:#fff;box-shadow:0 16px 36px rgba(7,10,25,.24)}
@media(hover:hover) and (pointer:fine){.final .btn--light:hover{color:#172530;background:#eef3ff;border-color:#eef3ff}}
@media(max-width:960px){.video__copy{gap:9px}.definition__intro{text-align:center}.unit-formula{gap:6px}.unit-formula__sign{height:24px}.final .container{grid-template-columns:1fr;gap:18px;align-items:start}.final h2{grid-row:auto;max-width:720px}.final p{margin:0}.final .btn--light{margin-top:2px}}
@media(max-width:520px){.video__copy{gap:8px}.video__copy h2{margin-bottom:2px}.definition{padding-block:44px}.definition__intro p{margin-top:8px}.unit-formula{margin-top:18px}.unit-formula__card{min-height:0;padding:16px}.unit-formula__card strong{margin-top:8px}.unit-formula__sign{height:22px}.final{padding-block:46px}.final h2{font-size:34px}.final .btn--light{width:100%}}
@media(prefers-reduced-motion:reduce){.final::before{transform:none}}

/* Interface proof: fixed tabbed screen plus a persistent price preview. */
.interface{padding-block:clamp(56px,6vw,78px);background:linear-gradient(180deg,#e8edf2 0%,#f3f6f9 100%)}.interface__head{display:block;margin-bottom:30px}.interface__head .section-intro{max-width:680px}.interface__head h2{max-width:620px;margin-bottom:12px;font-size:clamp(27px,2.4vw,32px);letter-spacing:-.035em;line-height:1.1}.interface__head p{max-width:650px;font-size:16px}.interface__head .tabs{width:max-content;margin-top:20px}.interface-showcase{display:grid;grid-template-columns:minmax(0,2.45fr) minmax(250px,.82fr);gap:clamp(28px,4vw,54px);align-items:start;perspective:1600px}.interface-shot{min-width:0;margin:0}.interface-shot__frame{position:relative;isolation:isolate;overflow:hidden;border:1px solid rgba(173,188,204,.95);border-radius:var(--radius-lg);background:#fff;box-shadow:0 26px 56px rgba(31,53,76,.14),0 3px 10px rgba(31,53,76,.07);transform-style:preserve-3d}.interface-shot__frame::after{content:"";position:absolute;inset:0;z-index:2;pointer-events:none;border-radius:inherit;background:linear-gradient(150deg,rgba(255,255,255,.32),transparent 24%,transparent 76%,rgba(95,125,170,.06))}.interface-shot--main{transform:rotateY(1.7deg) rotateZ(-.35deg);transform-origin:left center}.interface-shot--main .interface-shot__frame{width:100%;aspect-ratio:2.06/1}.interface-shot--price{width:min(100%,310px);justify-self:end;transform:rotateY(-2.2deg) rotateZ(.45deg);transform-origin:right center}.interface-shot--price .interface-shot__frame{width:100%;aspect-ratio:875/1402}.interface-panel{position:absolute;inset:0;overflow:hidden;border:0;border-radius:0;background:#fff;box-shadow:none}.interface-panel[hidden]{display:none}.interface-panel img,.interface-shot--price img{width:100%;height:100%;min-width:0;display:block;object-fit:cover;object-position:left top}.interface-shot figcaption{max-width:72ch;margin-top:18px;color:#536575;font-size:14px;line-height:1.55}.interface-shot--price figcaption{max-width:310px}
@media(max-width:900px){.interface-showcase{grid-template-columns:1fr;gap:34px}.interface-shot--main,.interface-shot--price{transform:none}.interface-shot--price{width:min(100%,330px);justify-self:start}.interface-shot--price figcaption{max-width:330px}.interface__head{margin-bottom:26px}.interface__head .tabs{width:100%;display:grid;grid-template-columns:1fr 1fr}.interface-panel{margin-inline:0;border-inline:0}.interface-panel img{height:100%;min-width:0;object-fit:cover}}
@media(max-width:520px){.interface{padding-block:48px}.interface__head{margin-bottom:22px}.interface__head h2{font-size:27px}.interface__head p{font-size:15px}.interface__head .tabs{margin-top:18px}.interface-showcase{gap:30px}.interface-shot figcaption{margin-top:13px;font-size:13px}.interface-shot--price{width:100%}.interface-shot--price figcaption{max-width:none}}
@media(prefers-reduced-motion:reduce){.interface-shot--main,.interface-shot--price{transform:none}.tab{transition-property:color,background-color,border-color}}

/* Interface alignment: level cards, equal desktop height and interruptible tab fade. */
.interface__head{display:block;margin-bottom:30px}.interface__title-row{display:grid;grid-template-columns:minmax(0,.92fr) minmax(340px,.78fr);gap:clamp(44px,7vw,104px);align-items:center}.interface__title-row h2{max-width:520px;margin:0;font-size:clamp(27px,2.4vw,32px);letter-spacing:-.035em;line-height:1.1}.interface__title-row p{max-width:520px;margin:0;color:var(--muted);font-size:16px;line-height:1.55}.interface__head .tabs{width:max-content;margin-top:20px}.interface-showcase{align-items:start;perspective:1600px}.interface-shot--main,.interface-shot--price{transform:none}.interface-shot--main .interface-shot__frame,.interface-shot--price .interface-shot__frame{height:430px;aspect-ratio:auto}.interface-shot__frame{transform:translateZ(0);transform-style:preserve-3d;border-color:rgba(169,186,203,.96);box-shadow:inset 0 1px 0 rgba(255,255,255,.96),inset 0 -1px 0 rgba(89,112,139,.08),0 3px 8px rgba(31,53,76,.09),0 22px 48px rgba(31,53,76,.16),0 38px 82px rgba(55,82,112,.09)}.interface-shot__frame::before{content:"";position:absolute;inset:0;z-index:2;pointer-events:none;border-radius:inherit;box-shadow:inset 1px 0 rgba(255,255,255,.72),inset -1px 0 rgba(79,104,132,.08)}.interface-panel{visibility:hidden;opacity:0;pointer-events:none;transform:scale(.985);transition:opacity 220ms cubic-bezier(.23,1,.32,1),transform 220ms cubic-bezier(.23,1,.32,1),visibility 220ms}.interface-panel.is-active{z-index:1;visibility:visible;opacity:1;pointer-events:auto;transform:scale(1)}.interface-panel img,.interface-shot--price img{object-fit:contain;object-position:center top}
@media(max-width:1000px){.interface__title-row{grid-template-columns:1fr;gap:10px}.interface__title-row h2,.interface__title-row p{max-width:650px}.interface-showcase{grid-template-columns:1fr;gap:34px}.interface-shot--price{width:min(100%,330px);justify-self:start}.interface-shot--price figcaption{max-width:330px}.interface-shot--main .interface-shot__frame{height:auto;aspect-ratio:2.06/1}.interface-shot--price .interface-shot__frame{height:auto;aspect-ratio:875/1402}.interface-shot__frame{box-shadow:inset 0 1px 0 rgba(255,255,255,.96),inset 0 -1px 0 rgba(89,112,139,.08),0 3px 8px rgba(31,53,76,.08),0 18px 38px rgba(31,53,76,.13)}}
@media(max-width:520px){.interface__title-row{gap:8px}.interface__head .tabs{margin-top:17px}.interface-shot__frame{box-shadow:inset 0 1px 0 rgba(255,255,255,.96),0 2px 6px rgba(31,53,76,.08),0 14px 30px rgba(31,53,76,.11)}}
@media(prefers-reduced-motion:reduce){.interface-panel,.interface-panel.is-active{transform:none;transition:none}}

/* Two equal next-step paths after unit economics. */
.next-steps{padding-block:clamp(60px,7vw,88px);background:var(--paper)}.next-steps__intro{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(320px,.75fr);gap:clamp(40px,7vw,96px);align-items:end;margin-bottom:34px}.next-steps__intro h2{max-width:690px;margin:0;font-size:clamp(34px,3.7vw,48px);font-weight:730;letter-spacing:-.04em;line-height:1.05;text-wrap:balance}.next-steps__intro p{max-width:520px;margin:0;color:var(--muted);font-size:16px;line-height:1.55}.next-steps__grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(24px,3vw,38px);align-items:start}.next-step{min-width:0;display:grid;grid-template-rows:auto auto auto;align-content:start}.next-step__copy{min-height:132px;padding-bottom:20px;border-top:1px solid #b9c7d3}.next-step__copy h3{max-width:470px;margin:18px 0 9px;font-size:clamp(24px,2.2vw,30px);letter-spacing:-.03em;line-height:1.1}.next-step__copy p{max-width:540px;margin:0;color:var(--muted);font-size:15px;line-height:1.52}.next-step__media{position:relative;isolation:isolate;overflow:hidden;width:100%;aspect-ratio:16/9;margin:0;border:1px solid rgba(169,186,203,.96);border-radius:var(--radius-lg);background:#fff;box-shadow:inset 0 1px 0 rgba(255,255,255,.96),inset 0 -1px 0 rgba(89,112,139,.08),0 3px 8px rgba(31,53,76,.09),0 22px 48px rgba(31,53,76,.15),0 36px 72px rgba(55,82,112,.08);transform:translateZ(0);transform-style:preserve-3d}.next-step__media::after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;border-radius:inherit;background:linear-gradient(150deg,rgba(255,255,255,.3),transparent 24%,transparent 76%,rgba(95,125,170,.055));box-shadow:inset 1px 0 rgba(255,255,255,.7),inset -1px 0 rgba(79,104,132,.08)}.next-step__media img{width:100%;height:100%;display:block;object-fit:cover;object-position:left top}.next-step__action{min-height:76px;display:flex;align-items:flex-start;gap:14px;padding-top:18px}.next-step__action .btn{width:190px;flex:0 0 190px}.next-step__action span{max-width:160px;padding-top:13px;color:var(--muted);font-size:12px;line-height:1.35}.next-step__action .btn:disabled{color:#657482;background:#e4e9ee;border-color:#c5d0da;box-shadow:none;cursor:not-allowed}.next-step__action .btn:disabled:active{transform:none}
@media(max-width:900px){.next-steps__intro{grid-template-columns:1fr;gap:12px;margin-bottom:28px}.next-steps__intro h2{font-size:38px}.next-steps__grid{grid-template-columns:1fr;gap:42px}.next-step__copy{min-height:0}.next-step__media{box-shadow:inset 0 1px 0 rgba(255,255,255,.96),inset 0 -1px 0 rgba(89,112,139,.08),0 3px 8px rgba(31,53,76,.08),0 18px 38px rgba(31,53,76,.13)}}
@media(max-width:520px){.next-steps{padding-block:48px}.next-steps__intro{margin-bottom:24px}.next-steps__intro h2{font-size:31px}.next-steps__grid{gap:36px}.next-step__copy{padding-bottom:16px}.next-step__copy h3{margin-top:15px;font-size:24px}.next-step__media{border-radius:12px;box-shadow:inset 0 1px 0 rgba(255,255,255,.96),0 2px 6px rgba(31,53,76,.08),0 14px 30px rgba(31,53,76,.11)}.next-step__action{min-height:0;display:grid;grid-template-columns:1fr;padding-top:14px}.next-step__action .btn{width:100%;min-width:0}.next-step__action span{max-width:none;padding-top:0;text-align:center}}
@media(prefers-reduced-motion:reduce){.next-step__media{transform:none}}
@media(min-width:901px){.next-step__copy{min-height:164px}}

/* Refined split-screen introduction and deliberate two-line repricer title. */
.next-steps__intro{display:block;max-width:790px;margin:0 auto 30px;text-align:center}.next-steps__intro h2{max-width:none;font-size:clamp(31px,3.15vw,41px);line-height:1.08}.next-step__copy h3 span{display:block}
@media(max-width:900px){.next-steps__intro{margin-bottom:26px}.next-steps__intro h2{font-size:35px}.faq__grid{grid-template-columns:1fr;gap:24px}.faq .section-intro{position:static}.faq .section-intro h2{max-width:620px}}
@media(max-width:520px){.next-steps__intro{margin-bottom:22px}.next-steps__intro h2{font-size:28px;line-height:1.12}.next-step__copy h3 span:first-child{max-width:320px}.faq{padding-block:46px}.faq__grid{gap:20px}.faq .section-intro h2{font-size:30px}.faq__list{gap:8px}.faq summary{min-height:60px;gap:14px;padding:14px 15px;font-size:16px}.faq summary::after{width:28px;height:28px;flex-basis:28px;font-size:19px}.faq-answer__inner{padding:0 48px 15px 15px}.faq details p{margin-top:12px;font-size:14px;line-height:1.55}}
@media(hover:hover) and (pointer:fine){.faq details:hover{border-color:#aebdca;background:#fff;box-shadow:0 12px 30px rgba(31,53,76,.08)}}
@media(prefers-reduced-motion:reduce){.faq summary::after{transition:none;transform:none!important}.faq details.is-expanded summary::after{content:"−"}}