:root{--bg:#11110f;--surface:#191916;--surface-2:#1f1f1b;--line:#383831;--muted:#aaa9a1;--text:#f6f3eb;--yellow:#f5b800;--yellow-soft:#2d2611;--danger:#e44b36;--safe-bottom:env(safe-area-inset-bottom,0px)}
*{box-sizing:border-box}html{background:var(--bg);scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}.app-shell{max-width:720px;min-height:100vh;margin:0 auto;background:var(--bg)}button,input,textarea,select{font:inherit}.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;min-height:72px;padding:calc(10px + env(safe-area-inset-top,0px)) 16px 10px;background:rgba(17,17,15,.96);border-bottom:1px solid #2a2a25;backdrop-filter:blur(14px)}.brand{display:flex;align-items:center;gap:10px;padding:0;border:0;background:none;color:var(--text);text-align:left}.brand-mark{display:grid;place-items:center;width:40px;height:40px;border-radius:13px;background:var(--yellow);color:#17150d;font-size:24px;font-weight:950}.brand strong{display:block;font-size:17px;letter-spacing:2px}.brand small{display:block;margin-top:2px;color:#99988f;font-size:8px;font-weight:800;letter-spacing:.45px}.top-actions{display:flex;gap:8px}.icon-button{position:relative;display:grid;place-items:center;width:42px;height:42px;border:1px solid #3b3b35;border-radius:13px;background:transparent;color:#eeeae1;font-size:19px;font-weight:900}.count-badge{position:absolute;right:-7px;top:-6px;display:grid;min-width:19px;height:19px;place-items:center;padding:0 4px;border-radius:10px;background:var(--danger);color:white;font-size:10px;font-weight:900}.screen{min-height:calc(100vh - 72px);padding:22px 18px calc(104px + var(--safe-bottom));outline:none}.tabbar{position:fixed;left:50%;bottom:0;z-index:30;display:flex;width:min(720px,100%);transform:translateX(-50%);padding:8px 3px calc(9px + var(--safe-bottom));border-top:1px solid #2d2d27;background:rgba(24,24,21,.98);backdrop-filter:blur(16px)}.tabbar button{display:flex;flex:1;flex-direction:column;align-items:center;gap:3px;border:0;background:none;color:#85847d;font-size:9px;font-weight:800}.tabbar button span{font-size:21px;line-height:23px}.tabbar button.active{color:var(--yellow)}h1,h2,h3,p{margin-top:0}.screen-title{margin-bottom:8px;font-size:clamp(28px,8vw,38px);line-height:1.08;letter-spacing:-.8px}.screen-copy{max-width:560px;margin-bottom:20px;color:var(--muted);font-size:16px;line-height:1.5}.eyebrow{margin-bottom:10px;color:var(--yellow);font-size:12px;font-weight:900;letter-spacing:1.6px}.hero{position:relative;overflow:hidden;padding:25px 22px;border:1px solid #3a3a32;border-radius:25px;background:linear-gradient(150deg,#22221d 0%,#171714 72%)}.hero:after{content:"Ш";position:absolute;right:-12px;bottom:-44px;color:rgba(245,184,0,.055);font-size:190px;font-weight:950;line-height:1}.hero h1{position:relative;z-index:1;max-width:520px;margin-bottom:14px;font-size:clamp(34px,10vw,54px);line-height:1.02;letter-spacing:-1.5px}.hero p{position:relative;z-index:1;max-width:500px;margin-bottom:0;color:#bbb9b1;font-size:16px;line-height:1.5}.actions{position:relative;z-index:2;display:grid;gap:10px;margin-top:22px}.button{display:flex;min-height:52px;align-items:center;justify-content:center;padding:13px 18px;border:1px solid transparent;border-radius:15px;text-decoration:none;font-weight:900;cursor:pointer}.button.primary{background:var(--yellow);color:#17150d}.button.secondary{border-color:#55554e;background:transparent;color:var(--text)}.button.ghost{border-color:#494943;background:#22221e;color:var(--text)}.button[disabled]{opacity:.55;cursor:not-allowed}.section-heading{margin:28px 0 14px;font-size:22px}.quick-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:11px}.quick-card{min-height:136px;padding:16px;border:1px solid #34342e;border-radius:19px;background:var(--surface);color:var(--text);text-align:left}.quick-card b{display:block;margin-top:18px;font-size:16px}.quick-card small{display:block;margin-top:5px;color:#999890;font-size:13px;line-height:1.35}.quick-icon{color:var(--yellow);font-size:27px;font-weight:900}.feature-card,.install-card,.panel{margin-top:18px;padding:20px;border:1px solid var(--line);border-radius:22px;background:var(--surface)}.feature-card{border-color:#5e4910;background:var(--yellow-soft)}.feature-card h2,.install-card h2{margin:7px 0 9px;font-size:23px}.feature-card p,.install-card p,.panel p{color:#b9b5a9;line-height:1.5}.mini-label{color:var(--yellow);font-size:11px;font-weight:900;letter-spacing:1.2px}.install-steps{display:grid;gap:10px;margin:16px 0 0;padding:0;list-style:none;counter-reset:step}.install-steps li{display:flex;align-items:flex-start;gap:11px;color:#cbc8be;line-height:1.45}.install-steps li:before{content:counter(step);counter-increment:step;display:grid;flex:0 0 27px;height:27px;place-items:center;border-radius:9px;background:var(--yellow);color:#17150d;font-size:13px;font-weight:900}.search{display:flex;align-items:center;gap:9px;height:52px;margin-top:18px;padding:0 15px;border:1px solid #3b3b35;border-radius:16px;background:#1b1b17}.search input{width:100%;height:100%;border:0;outline:0;background:transparent;color:var(--text);font-size:16px}.search span{color:var(--yellow);font-size:23px}.filters{display:flex;gap:8px;margin:13px -18px 4px;padding:0 18px;overflow:auto;scrollbar-width:none}.filters::-webkit-scrollbar{display:none}.chip{flex:0 0 auto;min-height:38px;padding:0 15px;border:1px solid #3b3b35;border-radius:20px;background:transparent;color:#aaa9a1;font-size:13px;font-weight:800}.chip.active{border-color:var(--yellow);background:var(--yellow);color:#17150d}.product-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:11px;margin-top:14px}.product-card{position:relative;overflow:hidden;border:1px solid #34342e;border-radius:18px;background:var(--surface)}.product-image{display:block;width:100%;aspect-ratio:1/1;object-fit:cover;background:#292923}.product-placeholder{display:grid;width:100%;aspect-ratio:1/1;place-items:center;background:#292923;color:var(--yellow);font-size:28px;font-weight:950}.product-body{display:block;min-height:130px;padding:12px;color:inherit;text-decoration:none}.product-name{display:-webkit-box;overflow:hidden;margin-bottom:7px;-webkit-box-orient:vertical;-webkit-line-clamp:3;font-size:14px;line-height:1.35}.product-category{overflow:hidden;margin-bottom:8px;color:#88877f;font-size:11px;text-overflow:ellipsis;white-space:nowrap}.product-price{color:var(--yellow);font-size:14px;font-weight:900}.favorite{position:absolute;right:8px;top:8px;display:grid;width:36px;height:36px;place-items:center;border:0;border-radius:50%;background:rgba(17,17,15,.84);color:white;font-size:18px}.favorite.active{background:var(--yellow);color:#17150d}.add{width:calc(100% - 18px);min-height:41px;margin:0 9px 9px;border:0;border-radius:12px;background:var(--yellow);color:#17150d;font-size:12px;font-weight:900}.state{margin-top:24px;padding:22px;border:1px solid #34342e;border-radius:20px;background:var(--surface)}.state h2{margin-bottom:7px;font-size:20px}.state p{margin-bottom:16px;color:var(--muted);line-height:1.5}.loader{display:inline-block;width:22px;height:22px;margin-right:10px;border:3px solid #45453e;border-top-color:var(--yellow);border-radius:50%;vertical-align:middle;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.back{margin:0 0 13px;padding:6px 0;border:0;background:none;color:var(--yellow);font-weight:800}.detail-image{width:100%;max-height:540px;aspect-ratio:1.1;object-fit:cover;border-radius:23px;background:#292923}.detail-category{margin:18px 0 9px;color:var(--yellow);font-size:12px;font-weight:900;text-transform:uppercase;letter-spacing:.7px}.detail-title{margin-bottom:12px;font-size:clamp(27px,8vw,38px);line-height:1.15}.detail-price{margin-bottom:16px;color:var(--yellow);font-size:24px;font-weight:900}.detail-description{color:#b1afa6;font-size:16px;line-height:1.55}.cart-list{display:grid;gap:11px;margin-top:18px}.cart-item{display:grid;grid-template-columns:76px 1fr;gap:13px;padding:11px;border:1px solid #34342e;border-radius:18px;background:var(--surface)}.cart-item img{width:76px;height:76px;border-radius:12px;object-fit:cover;background:#292923}.cart-item h3{margin:2px 0 7px;font-size:14px;line-height:1.35}.cart-item strong{color:var(--yellow);font-size:14px}.quantity{display:flex;width:max-content;margin-top:11px;overflow:hidden;border:1px solid #41413a;border-radius:12px}.quantity button{width:40px;height:37px;border:0;background:transparent;color:var(--yellow);font-size:22px}.quantity span{display:grid;width:38px;place-items:center;font-weight:900}.summary{margin-top:18px;padding:18px;border:1px solid #5e4910;border-radius:21px;background:var(--yellow-soft)}.summary-row{display:flex;justify-content:space-between;gap:12px;margin:8px 0;color:#c2bdad}.summary-row strong{color:var(--text)}.summary-total{color:var(--yellow)!important;font-size:23px}.form-section{margin-top:15px;padding:17px;border:1px solid #34342e;border-radius:20px;background:var(--surface)}.form-section h2{margin-bottom:4px;font-size:18px}.field{display:grid;gap:7px;margin-top:14px}.field label{color:var(--muted);font-size:13px;font-weight:800}.field input,.field textarea,.field select{width:100%;min-height:50px;padding:12px 13px;border:1px solid #41413a;border-radius:13px;outline:none;background:#11110f;color:var(--text);font-size:16px}.field textarea{min-height:100px;resize:vertical}.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--yellow)}.legal{margin-top:12px;color:#77766f;font-size:11px;line-height:1.45;text-align:center}.toast{position:fixed;left:50%;bottom:calc(87px + var(--safe-bottom));z-index:50;width:min(430px,calc(100% - 32px));transform:translateX(-50%);padding:13px 16px;border:1px solid #5e4910;border-radius:14px;background:#2d2611;color:#fff9e8;text-align:center;box-shadow:0 14px 40px rgba(0,0,0,.38)}
@media(min-width:640px){.screen{padding-left:28px;padding-right:28px}.actions{grid-template-columns:repeat(2,minmax(0,1fr))}.quick-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.product-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.filters{margin-left:-28px;margin-right:-28px;padding-left:28px;padding-right:28px}}
@media(max-width:360px){.brand small{display:none}.screen{padding-left:13px;padding-right:13px}.product-grid{gap:8px}.product-body{padding:10px}.tabbar button{font-size:8px}}
@media(display-mode:standalone){.install-card{display:none}}
.platform-grid{display:grid;gap:12px;margin-top:17px}.platform-card{padding:16px;border:1px solid #3b3b34;border-radius:18px;background:#161613}.platform-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}.platform-head b,.platform-head small{display:block}.platform-head b{font-size:18px}.platform-head small{margin-top:3px;color:#8f8e86;font-size:12px}.platform-icon{display:grid;flex:0 0 42px;height:42px;place-items:center;border-radius:13px;background:var(--yellow);color:#17150d;font-size:21px;font-weight:950}.platform-icon.apple{background:#ecebe6;color:#17150d;font-size:18px}.platform-card .button{width:100%}.platform-note{margin:10px 1px 0!important;color:#89887f!important;font-size:12px;line-height:1.4!important}@media(min-width:560px){.platform-grid{grid-template-columns:1fr 1fr}.platform-card{display:flex;flex-direction:column}.platform-card .button{margin-top:auto}}

.install-actions{display:grid;gap:12px}.platform-card,.platform-head>div{min-width:0}.platform-card .button{white-space:normal;text-align:center;overflow-wrap:anywhere}.platform-card .platform-note{font-size:14px;line-height:1.5!important}.platform-head small{font-size:14px}.install-card{scroll-margin-top:90px}.install-actions .button{margin-top:0}

.download-progress{position:relative;overflow:hidden;min-height:36px;border:1px solid #3b3b34;border-radius:12px;background:#11110f}.download-progress span{position:absolute;inset:0 auto 0 0;width:0;background:#5e4910;transition:width .2s ease}.download-progress small{position:relative;z-index:1;display:grid;min-height:36px;place-items:center;color:#ece8dd;font-size:13px;font-weight:800}
.category-card{display:block;color:inherit;text-decoration:none}.category-card .product-image{aspect-ratio:4/3}.category-card .product-body{min-height:112px}.category-arrow{display:block;margin-top:12px;color:var(--yellow);font-size:13px;font-weight:900}.tabbar button{min-width:0;padding:0 2px}.top-actions{gap:6px}
.calc-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:5px;margin:16px 0;padding:5px;border-radius:17px;background:#24241f}.calc-tabs button{min-height:47px;border:0;border-radius:13px;background:transparent;color:#aaa9a1;font-weight:900}.calc-tabs button.active{background:var(--yellow);color:#17150d}.calc-card,.result-card{margin-top:14px;padding:18px;border:1px solid var(--line);border-radius:22px;background:var(--surface)}.calc-card h2{margin-bottom:5px;font-size:21px}.calc-card p.muted,.calc-heading p{margin:0;color:var(--muted);font-size:14px;line-height:1.45}.calc-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.small-button{min-height:40px;padding:0 13px;border:1px solid var(--yellow);border-radius:12px;background:transparent;color:var(--yellow);font-weight:900}.parts-list{display:grid;gap:12px;margin-top:16px}.part-row{position:relative;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;padding:14px;border:1px solid #35352f;border-radius:17px;background:#141412}.part-index{position:absolute;right:12px;top:10px;color:#77766f;font-size:12px;font-weight:900}.part-row>input{grid-column:1/-1;margin-right:28px}.part-row label{display:grid;gap:6px;color:#99988f;font-size:12px;font-weight:800}.part-row input,.setting-grid input,.setting-grid select{width:100%;min-height:45px;padding:9px 11px;border:1px solid #41413a;border-radius:11px;outline:0;background:#20201c;color:var(--text);font-size:16px}.part-row input:focus,.setting-grid input:focus,.setting-grid select:focus{border-color:var(--yellow)}.part-row .check{display:flex;grid-column:1/-1;align-items:center;gap:9px;color:#cbc8be;font-size:14px}.part-row .check input{width:20px;min-height:20px;accent-color:var(--yellow)}.remove-part{grid-column:1/-1;justify-self:start;border:0;background:transparent;color:#e78272}.setting-grid{display:grid;gap:13px;margin:15px 0}.setting-grid label{display:grid;gap:7px;color:#aaa9a1;font-size:13px;font-weight:800}.setting-grid small{color:#77766f;font-weight:600}.preset-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;margin-top:15px}.preset-grid button{display:flex;min-height:92px;flex-direction:column;justify-content:space-between;padding:13px;border:1px solid #383832;border-radius:15px;background:#141412;color:var(--text);text-align:left}.preset-grid button:active{border-color:var(--yellow)}.preset-grid strong{font-size:14px;line-height:1.3}.preset-grid span{color:var(--yellow);font-size:17px;font-weight:900}.result-card{border-color:#765c0d;background:linear-gradient(160deg,#28220f,#191815)}.result-number{margin:7px 0 4px;color:var(--yellow);font-size:42px;font-weight:950;letter-spacing:-1px}.result-card>p{color:#b9b5a9;font-size:13px}.layout{position:relative;width:100%;min-height:260px;max-height:720px;margin:18px 0 10px;overflow:hidden;border:2px solid #66520f;border-radius:15px;background:repeating-linear-gradient(135deg,#11110f,#11110f 12px,#171713 12px,#171713 24px)}.layout:before{content:attr(data-roll-width);position:absolute;right:9px;top:8px;z-index:2;color:#77705a;font-size:10px;font-weight:900}.layout-part{position:absolute;overflow:hidden;border:2px solid #17150d;border-radius:8px;background:linear-gradient(145deg,#f5c62f,#d99d00);color:#17150d;box-shadow:inset 0 0 0 1px rgba(255,255,255,.25)}.layout-part span,.layout-part small{display:block;overflow:hidden;padding:5px 6px;text-overflow:ellipsis;white-space:nowrap}.layout-part span{font-size:11px;font-weight:950}.layout-part small{padding-top:0;font-size:9px}.layout-legend{display:flex;justify-content:space-between;gap:10px;margin-bottom:16px;color:#98958b;font-size:11px}.layout-legend i{display:inline-block;width:11px;height:11px;margin-right:5px;border-radius:3px;background:var(--yellow);vertical-align:-1px}.success-mark{display:grid;width:58px;height:58px;margin-bottom:16px;place-items:center;border-radius:18px;background:var(--yellow);color:#17150d;font-size:30px;font-weight:950}@media(min-width:560px){.setting-grid{grid-template-columns:repeat(3,1fr)}.preset-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:390px){.part-row{grid-template-columns:repeat(2,minmax(0,1fr))}.part-row label:nth-of-type(3){grid-column:1/-1}.preset-grid{grid-template-columns:1fr 1fr}.calc-card,.result-card{padding:15px}}

/* Standalone app and narrow-screen layout */
.platform-card,.form-section,.calc-card,.cart-item>div{min-width:0;overflow-wrap:anywhere}.layout-part{background:linear-gradient(135deg,#e9b521,#ffd969);border:1px solid #fff6;color:#19170d}.layout-part:nth-child(3n){background:linear-gradient(135deg,#9bd3c3,#bfe5da)}.layout-part:nth-child(3n+1){background:linear-gradient(135deg,#a5bff2,#cad8f5)}.layout-part span,.layout-part small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.platform-card p{line-height:1.6}.tabbar{padding-bottom:max(8px,env(safe-area-inset-bottom))}.topbar{padding-top:max(12px,env(safe-area-inset-top))}@media(max-width:420px){.brand small{font-size:10px}.brand strong{font-size:20px}.top-actions{gap:4px}.tabbar button{font-size:11px}.screen{padding-left:14px;padding-right:14px}}

.state.compact{min-height:84px;padding:20px}.button#loadMore{margin-top:16px}

/* Full store catalogue */
.ui-icon,.icon-button svg,.tabbar svg{display:inline-block;width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;vertical-align:middle}.button .ui-icon,.add .ui-icon{width:19px;height:19px;margin-right:7px}.icon-button svg{width:21px;height:21px}.tabbar svg{width:22px;height:22px}.tabbar{justify-content:space-around}.tabbar button{flex:0 1 20%;min-width:58px}.search .ui-icon{flex:0 0 21px;color:var(--yellow)}.favorite .ui-icon{width:18px;height:18px}.favorite.active .ui-icon{fill:currentColor}.add{display:flex;align-items:center;justify-content:center}.category-section{margin:20px 0 4px}.section-line,.catalog-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}.section-line h2,.catalog-heading h2{margin:0;font-size:20px}.section-line button{border:0;background:none;color:var(--yellow);font-size:12px;font-weight:900}.category-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:12px}.category-tile{display:grid;min-width:0;overflow:hidden;padding:0 0 13px;border:1px solid #373731;border-radius:17px;background:var(--surface);color:var(--text);text-align:left}.category-tile img,.category-tile>span{display:grid;width:100%;aspect-ratio:1.7;object-fit:cover;place-items:center;background:#292923;color:var(--yellow)}.category-tile>span .ui-icon{width:34px;height:34px}.category-tile b,.category-tile small{display:block;overflow:hidden;margin:11px 12px 0;text-overflow:ellipsis}.category-tile b{font-size:14px;line-height:1.25}.category-tile small{margin-top:4px;color:#85847c;font-size:11px}.breadcrumbs{display:flex;align-items:center;gap:6px;margin:13px 0;overflow:auto;color:#77766f;white-space:nowrap;scrollbar-width:none}.breadcrumbs button{border:0;background:none;color:var(--yellow);font-size:12px}.breadcrumbs button[disabled]{color:#918f86}.catalog-heading{margin:22px 0 4px}.catalog-heading span{display:grid;min-width:34px;height:28px;place-items:center;padding:0 8px;border-radius:14px;background:#2d2c25;color:#bcb9af;font-size:12px;font-weight:900}.load-more{width:100%;margin-top:18px}.price-stack{display:grid;gap:4px;color:var(--yellow)}.price-stack strong{font-size:21px}.price-stack small{color:#a8a69d;font-size:13px;font-weight:750}.price-stack.compact{gap:3px}.price-stack.compact strong{font-size:14px}.price-stack.compact small{font-size:11px}.product-body .price-stack{margin-top:4px}.stock-note{width:max-content;max-width:100%;margin:-6px 0 16px;padding:7px 10px;border-radius:10px;background:#202c20;color:#9bd49b;font-size:12px;font-weight:800}.quantity{align-items:center}.quantity input{width:64px;height:37px;border:0;border-inline:1px solid #41413a;outline:0;background:#11110f;color:var(--text);font-weight:900;text-align:center}.contact-card{margin-top:18px;padding:20px;border:1px solid #4d451f;border-radius:22px;background:linear-gradient(145deg,#242117,#181815)}.contact-card h2{margin:7px 0 16px}.contact-list{display:grid;gap:14px}.contact-list>div{display:flex;align-items:flex-start;gap:12px}.contact-list .ui-icon{flex:0 0 22px;margin-top:2px;color:var(--yellow)}.contact-list b,.contact-list small{display:block}.contact-list b{font-size:15px}.contact-list small{margin-top:4px;color:#aaa79e;font-size:12px;line-height:1.4}.contact-actions{display:grid;gap:9px;margin-top:18px}.platform-icon .ui-icon{width:22px;height:22px}.platform-card>.button+.button{margin-top:9px}.panel b{color:var(--text)}
@media(min-width:560px){.category-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.contact-actions{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:390px){.top-actions .favorite-action{display:none}.product-body{min-height:142px}.product-name{-webkit-line-clamp:2}.category-tile b{font-size:13px}}