:root{--ink:#172536;--muted:#5e6b79;--blue:#2463a9;--blue-dark:#194d86;--blue-soft:#edf5fc;--surface:#fff;--page:#f7f9fb;--line:#dce3ea;--success:#e9f6ee;--success-ink:#17623a;--radius:16px;--shadow:0 8px 28px rgba(23,37,54,.07);--font-ui:clamp(15px,calc(14px + .18vw),17px);--font-control:clamp(16px,calc(15px + .12vw),17px);--font-label:clamp(12px,calc(11.5px + .12vw),14px);--font-math:clamp(15px,calc(13.5px + .25vw),17px);--font-solution:clamp(13px,calc(12px + .18vw),15px);--font-result:clamp(22px,calc(18px + .65vw),28px)}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--page);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;font-size:var(--font-ui);line-height:1.5}
a{color:var(--blue)}
button,input{font:inherit}
.site-header{height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 16px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.96);position:sticky;top:0;z-index:10}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font-size:13px;font-weight:750;letter-spacing:.12em}
.brand-mark{display:block;width:42px;height:42px;border-radius:11px;object-fit:cover}
.site-header nav{display:flex;align-items:center;gap:8px}
.site-header nav a{display:flex;min-height:44px;align-items:center;padding:0 12px;color:var(--ink);text-decoration:none;font-size:14px;font-weight:650;border-radius:10px}
.site-header nav>a:first-child{display:none}
.site-header .lang{border:1px solid var(--line);background:#fff}
main{width:100%;max-width:1180px;margin:0 auto;padding:0 16px}
.home{padding-top:16px}
.hero{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:28px 22px;box-shadow:var(--shadow);overflow:hidden}
.eyebrow{font-size:12px;line-height:1.4;text-transform:uppercase;letter-spacing:.09em;color:var(--blue);font-weight:750}
h1{margin:12px 0 14px;font-size:clamp(32px,9vw,42px);line-height:1.08;letter-spacing:-.035em}
.hero h1{max-width:650px}
.hero h1 br{display:none}
.hero h1 em{font-style:normal;color:var(--blue)}
.hero p{margin:0;max-width:650px;color:var(--muted);font-size:16px;line-height:1.65}
.primary,.actions button{display:inline-flex;min-height:48px;align-items:center;justify-content:center;margin-top:22px;padding:0 20px;border:0;border-radius:12px;background:var(--blue);color:#fff;text-decoration:none;font-weight:700;cursor:pointer}
.primary span{margin-left:24px}
.hero-art{display:none}
.catalog{padding:44px 0}
.section-head{margin-bottom:20px}
.section-head h2,.explain h2,.faq h2,.side h2{margin:6px 0 10px;font-size:26px;line-height:1.2;letter-spacing:-.025em}
.section-head p{margin:0;color:var(--muted);line-height:1.6}
.formula-grid{display:grid;grid-template-columns:1fr;gap:10px}
.formula-card{position:relative;display:flex;min-height:128px;flex-direction:column;padding:16px 46px 16px 20px;border:1px solid var(--line);border-radius:14px;background:var(--surface);color:var(--ink);text-decoration:none}
.formula-card:active{background:var(--blue-soft)}
.formula-card span{color:var(--blue);font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.06em}
.formula-card h2{margin:10px 0 5px;font-size:18px;line-height:1.22;letter-spacing:-.015em}
.formula-card code{color:var(--muted);font:12px/1.4 ui-monospace,SFMono-Regular,Consolas,monospace}
.formula-card b{position:absolute;right:18px;top:50%;font-size:20px;color:var(--blue)}
.breadcrumbs{display:flex;align-items:center;gap:8px;padding:18px 0 0;color:var(--muted);font-size:13px;white-space:nowrap;overflow:hidden}
.breadcrumbs a{color:var(--muted)}
.breadcrumbs span:last-child{overflow:hidden;text-overflow:ellipsis}
.page-grid{padding:30px 0 64px}
.page-grid article>.eyebrow{margin-top:0}
.page-grid article>h1{margin:8px 0 12px;font-size:clamp(32px,9vw,44px)}
.lead{margin:0;color:var(--muted);font-size:16px;line-height:1.6}

.calculator{margin-top:24px;padding:18px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow)}
.formula{margin-bottom:20px;padding:16px;border-radius:12px;background:var(--blue-soft);color:var(--blue-dark);font:700 17px/1.5 ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere}
.calculator form{display:grid;grid-template-columns:1fr;gap:14px}
.calculator label span{display:block;margin-bottom:6px;color:var(--muted);font-size:13px;font-weight:650}
.calculator input{width:100%;height:52px;padding:0 14px;border:1px solid #bdc8d3;border-radius:10px;background:#fff;color:var(--ink);font-size:17px}
.calculator input:focus{border-color:var(--blue);outline:3px solid rgba(36,99,169,.16)}
.actions{display:grid;grid-template-columns:1fr;gap:8px;margin-top:4px}
.actions button{width:100%;margin:0}
.actions .secondary{border:1px solid var(--line);background:#fff;color:var(--ink)}
.answer{margin-top:18px;padding:18px;border:1px solid #bfdfcc;border-radius:12px;background:var(--success)}
.answer .solution-title{display:block;color:var(--success-ink);font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.08em}
.solution-list{display:grid;gap:10px;margin:14px 0 0;padding:0;list-style:none}
.solution-list li{min-width:0;padding:13px 14px;border:1px solid rgba(39,109,70,.16);border-radius:10px;background:rgba(255,255,255,.62)}
.solution-list b{display:flex;align-items:center;gap:8px;margin-bottom:7px;color:var(--success-ink);font-size:12px;text-transform:uppercase;letter-spacing:.05em}
.solution-list b i{font-style:normal;opacity:.58}
.answer strong{display:block;color:var(--success-ink);font-size:26px;line-height:1.25;overflow-wrap:anywhere}
.answer code{display:block;color:#395c49;font:13px/1.55 ui-monospace,SFMono-Regular,Consolas,monospace;white-space:pre-wrap;overflow-wrap:anywhere}

.answer .solution-raw[hidden]{display:none}

.solution-values{display:grid;gap:5px;color:#274939;font-size:var(--font-solution);line-height:1.35}
.solution-value{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:baseline}
.solution-value>span:first-child{color:#49675a}
.solution-value>span:last-child{color:var(--success-ink);font-weight:750;text-align:right;font-variant-numeric:tabular-nums}
.calculation-line{display:block;margin-top:4px}
.calculation-line:first-child{margin-top:0}
.calculation-formula{margin-bottom:7px;padding-bottom:7px;border-bottom:1px solid rgba(39,109,70,.14);color:var(--success-ink);font-weight:700}

.calculation-line sup{position:relative;top:-.15em;font-size:.72em;line-height:0}

.calculator form>label{display:grid;min-width:0;grid-template-rows:minmax(28px,auto) 44px;padding:0;border:0;background:transparent}
.calculator form>label[hidden]{display:none}
.calculator form>label>span{display:flex;min-height:28px;align-items:flex-end;margin:0 0 6px;line-height:1.25;overflow-wrap:anywhere}
.calculator form>label>input,.calculator form>label>select{height:44px;padding:0 12px;border:1px solid #bdc8d3;border-radius:10px;background:#fff;outline:0}
.calculator form>label>input:focus,.calculator form>label>select:focus{border-color:var(--blue);outline:3px solid rgba(36,99,169,.16)}

.formula,.answer code{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;font-variant-numeric:tabular-nums}
.formula{font-size:var(--font-math)}
.answer code{font-size:var(--font-solution)}
.answer strong{font-size:var(--font-result)}
.calculator label span{font-size:var(--font-label)}
.calculator input,.calculator select,.actions button{font-size:var(--font-control)}
.solution-value>span:first-child{white-space:nowrap}

.formula-note{display:grid;gap:3px;margin-top:7px;padding-top:7px;border-top:1px solid rgba(36,99,169,.16);color:#496b8f;font-size:var(--font-label);font-weight:600;line-height:1.35}
.formula-note>span{display:grid;grid-template-columns:18px 1fr;gap:4px}
.formula-note b{color:var(--blue-dark)}

.explain,.faq{margin:44px 0}
.explain p,.faq p{color:var(--muted);line-height:1.65}
.steps{display:grid;gap:10px}
.steps div{display:grid;grid-template-columns:32px 1fr;align-items:center;min-height:64px;padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:#fff}
.steps b{color:var(--blue);font-size:12px}
.steps span{font-size:14px;font-weight:650}
.faq details{border-top:1px solid var(--line);padding:0}
.faq summary{min-height:56px;display:flex;align-items:center;cursor:pointer;font-weight:650}
.faq details p{margin:0 0 18px}
.side{display:none}
footer{display:flex;flex-direction:column;gap:6px;max-width:1180px;margin:0 auto;padding:24px 16px 36px;border-top:1px solid var(--line);color:var(--muted);font-size:12px}

@media(min-width:600px){main,.site-header{padding-left:24px;padding-right:24px}
.home{padding-top:24px}
.hero{padding:44px}
.hero h1 br{display:block}
.formula-grid{grid-template-columns:repeat(2,1fr)}
.calculator{padding:26px}
.calculator form{grid-template-columns:repeat(2,1fr)}
.actions{grid-column:1/-1;grid-template-columns:auto auto;justify-content:start}
.actions button{width:auto;min-width:150px}
.steps{grid-template-columns:repeat(3,1fr)}
.steps div{display:flex;min-height:112px;flex-direction:column;align-items:flex-start;justify-content:space-between}
}

@media(min-width:900px){.site-header{height:72px;padding-left:max(32px,calc((100vw - 1180px)/2));padding-right:max(32px,calc((100vw - 1180px)/2))}
.site-header nav{gap:14px}
.site-header nav>a:first-child{display:flex}
.home{padding-top:32px}
.hero{display:grid;grid-template-columns:1.2fr .8fr;min-height:420px;padding:56px}
.hero h1{font-size:56px}
.hero p{font-size:18px}
.hero-art{display:block;height:300px;position:relative}
.grid-art{position:absolute;inset:12%;border-radius:50%;opacity:.5;background-image:linear-gradient(#dbe7f1 1px,transparent 1px),linear-gradient(90deg,#dbe7f1 1px,transparent 1px);background-size:24px 24px;transform:rotate(10deg)}
.orb{position:absolute;z-index:2;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;background:#fff;color:var(--blue-dark);box-shadow:var(--shadow);font:700 20px ui-monospace,SFMono-Regular,Consolas,monospace}
.orb-a{width:132px;height:132px;left:34%;top:4%;background:var(--blue-soft)}
.orb-b{width:100px;height:100px;left:8%;top:50%}
.orb-c{width:78px;height:78px;right:3%;bottom:10%}
.catalog{padding:64px 0}
.section-head{display:flex;align-items:end;justify-content:space-between}
.section-head p{max-width:480px}
.formula-grid{grid-template-columns:repeat(3,1fr)}
.formula-card:hover{border-color:#aab9c7;box-shadow:var(--shadow);transform:translateY(-2px)}
.page-grid{display:grid;grid-template-columns:minmax(0,780px) 320px;gap:40px;padding-top:44px}
.page-grid article>h1{font-size:52px}
.lead{font-size:18px}
.calculator{padding:30px}
.calculator form{grid-template-columns:repeat(3,1fr)}
.side{display:block}
.sticky{position:sticky;top:96px}
.sticky>.ad{min-height:600px;margin-top:0}
.side h2{font-size:19px}
.mini-card{display:grid;grid-template-columns:1fr auto;gap:2px 8px;padding:14px 0;border-top:1px solid var(--line);color:var(--ink);text-decoration:none}
.mini-card span{font-size:10px;color:var(--muted);text-transform:uppercase}
.mini-card strong{font-size:13px}
.mini-card b{grid-column:2;grid-row:1/3;align-self:center;color:var(--blue)}
footer{flex-direction:row;justify-content:space-between;padding-left:24px;padding-right:24px}
}

@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}
.formula-card{transition:none}
}

@media(min-width:600px){.section-grid{grid-template-columns:repeat(2,1fr)}
}
/* Catalog navigation and search */
.site-header nav{gap:6px}
.site-header nav a,.site-header .search-open{display:flex;min-height:44px;align-items:center;padding:0 12px;color:var(--ink);text-decoration:none;font-size:14px;font-weight:650;border:0;border-radius:10px;background:transparent;cursor:pointer}
.site-header nav>a:not(.lang){display:none}
.site-header .search-open{width:44px;padding:0;justify-content:center;font-size:0}
.site-header .search-open span{font-size:25px;font-weight:400}
.hero-search{display:flex;width:100%;max-width:480px;min-height:50px;align-items:center;margin-top:24px;padding:0 14px;border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--muted);box-shadow:0 3px 12px rgba(23,37,54,.05)}
.hero-search:focus-within{border-color:var(--blue);outline:3px solid rgba(36,99,169,.15)}
.hero-search>span{margin-right:10px;color:var(--blue);font-size:22px}
.hero-search input{width:100%;height:48px;border:0;outline:0;background:transparent;color:var(--ink);font-size:16px}
.home-search-results{max-width:480px}
.home-search-results:not(:empty){max-height:360px;margin-top:10px;padding:6px;border:1px solid var(--line);border-radius:12px;background:var(--page);overflow:auto}
.home-search-results .search-result{min-height:76px;padding-top:10px;padding-bottom:10px}
.home-search-results .search-result b{top:27px}
.hero .primary{margin-top:12px}

.listing{padding-bottom:64px}
.listing-head{max-width:720px;padding:38px 0 26px}
.listing-head h1{margin:8px 0 12px}
.listing-head p{margin:0;color:var(--muted);font-size:17px}
.section-grid{display:grid;grid-template-columns:1fr;gap:10px}
.section-card{position:relative;display:block;min-height:128px;padding:16px 46px 16px 20px;border:1px solid var(--line);border-radius:14px;background:#fff;color:var(--ink);text-decoration:none}
.section-card>span{display:inline-flex;min-width:24px;height:24px;align-items:center;justify-content:center;border-radius:7px;background:var(--blue-soft);color:var(--blue);font-size:11px;font-weight:750}
.section-card h2{margin:10px 0 5px;font-size:18px;line-height:1.22}
.section-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.45}
.section-card b{position:absolute;right:18px;top:50%;color:var(--blue);font-size:20px}

.searching{overflow:hidden}
.search-dialog{position:fixed;inset:0;z-index:100;background:rgba(10,24,39,.55)}
.search-shell{width:100%;height:100%;padding:16px;background:var(--page);overflow:auto}
.search-head{display:flex;min-height:48px;align-items:center;justify-content:space-between;margin-bottom:12px}
.search-head strong{font-size:20px}
.search-close{width:44px;height:44px;border:0;border-radius:10px;background:#e8edf2;color:var(--ink);font-size:26px;cursor:pointer}
.search-field{height:54px;display:flex;align-items:center;gap:10px;padding:0 14px;border:1px solid #aebdca;border-radius:12px;background:#fff}
.search-field:focus-within{border-color:var(--blue);outline:3px solid rgba(36,99,169,.15)}
.search-field>span{color:var(--blue);font-size:24px}
.search-field input{width:100%;height:50px;border:0;outline:0;background:transparent;color:var(--ink);font-size:16px}
.search-hint{margin:10px 2px 18px;color:var(--muted);font-size:12px}
.search-results{display:grid;gap:8px}
.search-result{position:relative;display:grid;gap:3px;min-height:92px;padding:14px 42px 14px 16px;border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--ink);text-decoration:none}
.search-result span{color:var(--blue);font-size:10px;font-weight:750;text-transform:uppercase}
.search-result strong{font-size:16px}
.search-result code{color:var(--muted);font-size:12px}
.search-result b{position:absolute;right:16px;top:36px;color:var(--blue)}
.search-empty{padding:28px;text-align:center;color:var(--muted)}

.search-result:hover,.search-result:focus,.search-result.active{border-color:var(--blue);outline:3px solid rgba(36,99,169,.13)}
.search-result mark{padding:0 2px;border-radius:3px;background:#ffe7a3;color:inherit}

@media(min-width:600px){.section-grid{grid-template-columns:repeat(2,1fr)}
.search-shell{height:auto;max-height:calc(100vh - 48px);max-width:720px;margin:24px auto;border-radius:18px;box-shadow:0 24px 80px rgba(10,24,39,.25)}
}

@media(min-width:900px){.site-header nav{gap:10px}
.site-header nav>a:not(.lang){display:flex}
.site-header .search-open{width:auto;padding:0 12px;font-size:14px}
.site-header .search-open span{margin-right:6px;font-size:22px}
.section-grid{grid-template-columns:repeat(3,1fr)}
.section-card:hover{border-color:#aab9c7;box-shadow:var(--shadow);transform:translateY(-2px)}
}

@media(min-width:900px){.page-grid{display:block;padding-top:20px}
.side{display:none}
.page-grid article>h1{margin:6px 0 8px;font-size:clamp(40px,3vw,46px);line-height:1.04}
.lead{font-size:var(--font-ui);line-height:1.45}
.calculator{margin-top:14px;padding:18px}
.formula{margin-bottom:12px;padding:10px 12px;line-height:1.4}
.calculator form{gap:10px}
.calculator input,.calculator select{height:44px}
.actions{gap:8px;margin-top:0}
.actions button{min-width:132px;min-height:44px;padding:0 16px}
.answer{margin-top:12px;padding:12px}
.answer .solution-title{font-size:var(--font-label)}
.solution-list{grid-template-columns:minmax(210px,.9fr) minmax(300px,1.4fr) minmax(140px,.65fr);gap:8px;margin-top:8px}
.answer.has-long-result .solution-list{grid-template-columns:minmax(245px,.9fr) minmax(0,1.7fr)}
.answer.has-long-result .solution-list li:last-child{grid-column:1/-1}
.solution-list li{padding:9px 11px}
.solution-list b{gap:6px;margin-bottom:4px;font-size:var(--font-label)}
.solution-values{gap:4px;font-size:clamp(12px,calc(11.5px + .12vw),13.5px)}
.solution-value{gap:8px}
.answer code{line-height:1.45}
.answer strong{max-width:100%;font-size:clamp(22px,calc(17px + 1vw),28px);line-height:1.2;white-space:nowrap}
}

@media(min-width:1200px){.page-grid{display:grid;grid-template-columns:minmax(0,780px) 320px;gap:40px}
.side{display:block}
}

.calculator select{width:100%;height:52px;padding:0 40px 0 14px;border:1px solid #bdc8d3;border-radius:10px;background:#fff;color:var(--ink);font-size:16px}
.calculator select:focus{border-color:var(--blue);outline:3px solid rgba(36,99,169,.16)}
.reference-table-wrap{margin-top:26px;overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
.reference-table{width:100%;min-width:620px;border-collapse:collapse;text-align:left}
.reference-table th,.reference-table td{padding:15px 16px;border-bottom:1px solid var(--line);vertical-align:top}
.reference-table thead th{background:var(--blue-soft);color:var(--blue-dark);font-size:12px;text-transform:uppercase;letter-spacing:.04em}
.reference-table tbody th{width:22%;font-weight:750}
.reference-table td:nth-child(2){width:32%}
.reference-table code{color:var(--blue-dark);font:650 14px/1.45 ui-monospace,SFMono-Regular,Consolas,monospace;white-space:normal}
.reference-table tbody tr:last-child>*{border-bottom:0}
.reference-body{margin-top:26px;padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;color:var(--text);font-size:16px;line-height:1.7;overflow-wrap:anywhere}
.reference-body b{display:inline-block;margin-top:8px;color:var(--blue-dark);font-size:18px}
.reference-body br+br{line-height:2.2}
.reference-note{margin:16px 0 0;padding:14px 16px;border-left:3px solid var(--blue);background:var(--blue-soft);color:var(--muted);font-size:14px}
.reference-related{margin:42px 0}
.reference-related>h2{font-size:26px}

.calculator-info{margin:44px 0}
.calculator-info>h2{margin:0 0 12px;font-size:clamp(26px,3vw,34px);line-height:1.2}
.calculator-info-lead{max-width:900px;margin:0;color:var(--muted);font-size:clamp(17px,1.5vw,20px);line-height:1.7}
.calculator-info-copy{margin-top:20px;border-top:1px solid var(--line)}
.calculator-info-copy>div{max-width:900px;padding:18px 0}
.calculator-info h3{margin:0 0 8px;font-size:18px}
.calculator-info-copy p{margin:0;color:var(--muted);line-height:1.65}

.calculator-benefits{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.calculator-benefits span{padding:4px 9px;border:1px solid #cbdced;border-radius:999px;background:var(--blue-soft);color:var(--blue-dark);font-size:12px;font-weight:700;line-height:1.2}


.formula-grid>.ad,.section-grid>.ad{grid-column:1/-1;width:100%;min-height:100px;margin:24px 0}

.sticky>.ad{margin-top:24px;margin-bottom:24px}

.search-dialog .search-results{gap:6px}
.search-dialog .search-result{gap:1px;min-height:72px;padding:9px 42px 9px 14px;border-radius:10px}
.search-dialog .search-result span{font-size:9px}
.search-dialog .search-result strong{font-size:15px;line-height:1.25}
.search-dialog .search-result code{font-size:11px;line-height:1.3}
.search-dialog .search-result b{right:15px;top:25px}

.listing .formula-grid{gap:10px}
.listing .formula-card{min-height:128px;padding:16px 46px 16px 20px;border-radius:14px}
.listing .formula-card h2{margin:10px 0 5px;font-size:18px;line-height:1.22}
.listing .formula-card code{font-size:12px;line-height:1.4}
.listing .formula-card b{right:18px}

footer{display:grid;gap:18px;padding-top:28px;padding-bottom:38px}
.footer-brand,.footer-owner,.footer-links{display:flex;flex-direction:column;gap:5px}
.footer-brand strong,.footer-links strong{color:var(--ink);letter-spacing:.04em}
.footer-owner a,.footer-links a{color:var(--muted)}
.footer-links strong{margin-bottom:3px}
.legal-page{max-width:860px;padding-top:38px;padding-bottom:80px}
.legal-back{display:inline-block;margin-bottom:28px;color:var(--muted);font-size:13px}
.legal-page h1{margin:10px 0 20px;font-size:clamp(36px,6vw,58px)}
.legal-page h2{margin:38px 0 10px;font-size:24px;line-height:1.25}
.legal-page p{margin:0 0 14px;color:var(--muted);font-size:16px;line-height:1.75}
.legal-page .legal-meta{font-size:14px}
.legal-page a{color:var(--blue-dark)}
@media(min-width:760px){footer{grid-template-columns:1fr 1.2fr 1fr;align-items:start;padding-left:24px;padding-right:24px}
.footer-links{align-items:flex-end;text-align:right}
}

.android-page{padding-bottom:56px}
.android-hero{display:grid;gap:28px;margin-top:24px;padding:28px;border:1px solid var(--line);border-radius:20px;background:#fff;box-shadow:var(--shadow)}
.android-hero h1{margin:10px 0 14px}
.android-hero p{max-width:760px;margin:0;color:var(--muted);font-size:17px;line-height:1.65}
.android-hero>img{width:128px;height:128px;border-radius:26px;box-shadow:var(--shadow)}
.android-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
@media(min-width:760px){.android-hero{grid-template-columns:1fr auto;align-items:center;padding:42px}
.android-hero>img{width:170px;height:170px;border-radius:34px}
}

.side h2{font-size:21px;line-height:1.25}
.mini-card{padding:15px 0;gap:3px 10px}
.mini-card span{font-size:11px;line-height:1.3;letter-spacing:.025em}
.mini-card strong{font-size:15px;line-height:1.3}
.mini-card b{font-size:17px}
.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.hero-actions .primary{min-height:52px;margin:0;padding:0 19px}
.hero-actions .primary span{margin-left:18px}
.store-button{display:inline-flex;width:fit-content;min-width:154px;align-items:center;gap:10px;padding:8px 12px 8px 8px;border:1px solid rgba(23,37,54,.12);border-radius:999px;background:rgba(255,255,255,.42);color:var(--ink);text-decoration:none;box-shadow:none;transition:transform .2s ease,background-color .2s ease,border-color .2s ease}
.store-button:hover{border-color:var(--blue);background:rgba(255,255,255,.78);transform:translateY(-2px)}
.store-button:focus-visible{outline:3px solid rgba(36,99,169,.2);outline-offset:2px}
.store-button:active{transform:translateY(0)}
.store-mark{display:grid;width:28px;height:28px;flex:0 0 28px;place-items:center;border-radius:50%;background:#142238;color:#fff;font-size:12px;font-weight:900}
.store-rustore .store-mark{background:linear-gradient(145deg,#168dff 0%,#6366f1 48%,#9d4edd 100%)}
.store-button>span:nth-child(2){display:grid;line-height:1.05;text-align:left}
.store-button small{margin-bottom:2px;color:#627087;font-size:8px;font-weight:750;letter-spacing:.08em;text-transform:uppercase}
.store-button strong{font-size:14px;font-weight:780;line-height:1.1}
.store-arrow{margin-left:auto;color:var(--blue);font-size:13px;line-height:1}
.hero-search{margin-top:16px}
@media(max-width:420px){.hero-actions .primary,.hero-actions .store-button{width:100%}
}
@media(min-width:900px){.home{padding-top:22px}
.hero{min-height:360px;padding:34px 42px;grid-template-columns:1.25fr .75fr}
.hero h1{margin:8px 0 12px;font-size:48px}
.hero p{font-size:17px;line-height:1.5}
.hero-art{height:240px}
.orb-a{width:108px;height:108px}
.orb-b{width:82px;height:82px}
.orb-c{width:66px;height:66px}
.grid-art{inset:10%}
.catalog{padding-top:48px}
}


@media(max-width:420px){.hero-actions .store-button{width:100%;min-width:0}
}

.site-header .search-open>span{position:relative;display:block;width:16px;height:16px;flex:0 0 16px;margin:0 7px 0 0;font-size:0;line-height:0}
.site-header .search-open>span::before{position:absolute;left:1px;top:1px;width:8px;height:8px;border:1.7px solid currentColor;border-radius:50%;content:""}
.site-header .search-open>span::after{position:absolute;left:10px;top:10px;width:6px;height:1.7px;border-radius:2px;background:currentColor;content:"";transform:rotate(45deg);transform-origin:left center}
@media(max-width:899px){.site-header .search-open>span{margin-right:0}
}