/* Product pages: produkt.html (full kit) and the four pack pages. One design for all five. */
:root{
  --y:#FFC20E; --k:#111111; --w:#FFFFFF;
  --k2:#1c1c1c; --k3:#2a2a2a; --mute:#6b6b6b; --line:#e7e7e7; --soft:#f5f5f3; --ok:#0f7a40;
  --disp:'Russo One','Onest',sans-serif; --text:'Onest',system-ui,sans-serif;
  --e:cubic-bezier(.2,.8,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{font-family:var(--text);color:var(--k);background:#fff;line-height:1.5;-webkit-font-smoothing:antialiased;overflow-x:clip}
img{max-width:100%;display:block}
a{color:inherit}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
:focus-visible{outline:3px solid var(--y);outline-offset:2px;border-radius:6px}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 22px}
h1,h2,h3{font-family:var(--disp);font-weight:400;text-transform:uppercase;line-height:1.02;text-wrap:balance}
.eyebrow{font-family:var(--disp);font-size:12.5px;letter-spacing:.12em;text-transform:uppercase}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-family:var(--disp);font-size:15px;letter-spacing:.04em;text-transform:uppercase;padding:17px 26px;border-radius:16px;text-decoration:none;transition:transform .25s var(--e),box-shadow .25s var(--e);white-space:nowrap}
.btn-k{background:var(--k);color:var(--y)}
.btn-y{background:var(--y);color:var(--k)}
.btn:hover{transform:translateY(-2px);box-shadow:0 14px 30px -12px rgba(17,17,17,.6)}
.btn:active{transform:translateY(1px) scale(.98)}

/* header */
.top{position:sticky;top:0;z-index:80;background:rgba(17,17,17,.95);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);color:#fff}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;height:64px}
.lock{display:flex;align-items:center;gap:12px;min-width:0}
.brand img{height:40px;width:auto;margin-left:-10px}
.by{display:inline-flex;align-items:center;gap:8px;background:var(--k3);color:#fff;border-radius:12px;padding:7px 12px 7px 11px;text-decoration:none;font-family:var(--disp);font-size:11px;letter-spacing:.1em;text-transform:uppercase}
.by .salogo,.by img{height:22px;width:auto}
.salogo{display:block;aspect-ratio:1000/260;width:auto;flex:none;text-transform:none;letter-spacing:0}
.top nav{display:flex;align-items:center;gap:16px;font-size:14px;font-weight:500}
.top nav a.lnk{text-decoration:none;opacity:.85}
.top nav a.lnk:hover{opacity:1}
.top nav .btn{padding:11px 16px;font-size:12.5px;border-radius:12px}
.top nav .btn b{background:var(--k);color:var(--y);border-radius:999px;font-family:var(--text);font-size:11px;font-weight:700;padding:1px 7px;margin-left:2px}
@media(max-width:860px){.top nav a.lnk{display:none}}
@media(max-width:560px){.brand img{height:34px;margin-left:-8px}.lock{gap:8px}.by{padding:6px 9px;font-size:9.5px;gap:6px}.by .salogo{height:18px}.top nav .btn{padding:10px 12px}}

/* kit switcher: the same five kits on every page */
.kits{display:flex;gap:8px;overflow-x:auto;padding:16px 0 4px;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.kits::-webkit-scrollbar{display:none}
.kits a{flex:none;display:flex;flex-direction:column;gap:1px;text-decoration:none;border:2px solid var(--line);border-radius:14px;padding:9px 14px 8px;min-width:150px;transition:border-color .2s,background .2s}
.kits a b{font-size:14px;font-weight:700;line-height:1.2}
.kits a span{font-size:12.5px;color:var(--mute);font-variant-numeric:tabular-nums}
.kits a:hover{border-color:var(--k)}
.kits a[aria-current="page"]{background:var(--k);border-color:var(--k);color:#fff}
.kits a[aria-current="page"] span{color:var(--y)}
.crumbs{font-size:13px;color:var(--mute);padding:12px 0 0}
.crumbs a{text-decoration:none}
.crumbs a:hover{text-decoration:underline}

/* buy block */
.pd{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:44px;padding:16px 0 70px;align-items:start}
.gal{position:sticky;top:84px}
.stage{background:var(--y);border-radius:28px;aspect-ratio:1;position:relative;overflow:hidden}
.stage .cover{position:absolute;inset:0;width:100%;height:100%}
.kitgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(64px,1fr));gap:8px;margin-top:10px}
.kitgrid button{background:#fff;border:2px solid var(--line);border-radius:14px;aspect-ratio:1;min-width:0;display:grid;place-items:center;overflow:hidden;position:relative;transition:transform .3s var(--e),box-shadow .3s var(--e),opacity .3s}
.kitgrid button:hover{transform:translateY(-3px);box-shadow:0 12px 24px -12px rgba(17,17,17,.5)}
.kitgrid button img{width:78%;height:78%;object-fit:contain}
.kitgrid button i{position:absolute;right:6px;top:6px;background:var(--k);color:var(--y);font-style:normal;font-family:var(--disp);font-size:11px;border-radius:999px;padding:2px 7px 1px}
.kitgrid button.add{outline:3px dashed var(--k);outline-offset:-3px}
.stage .cap{position:absolute;left:14px;bottom:14px;background:var(--k);color:#fff;font-size:12.5px;font-weight:600;border-radius:999px;padding:6px 12px;z-index:2}
.gal .hint{font-size:13px;color:var(--mute);margin-top:12px}

.buy .eyebrow{display:inline-flex;align-items:center;gap:8px;background:var(--k);color:var(--y);padding:6px 10px 5px;border-radius:8px}
.buy h1{font-size:clamp(30px,3.6vw,46px);margin-top:14px}
.buy .lead{font-size:16px;color:#3d3d3d;margin-top:10px;max-width:48ch}
.step{margin-top:24px}
.step > b{display:flex;align-items:baseline;justify-content:space-between;gap:10px;font-family:var(--disp);font-weight:400;font-size:14px;letter-spacing:.06em;text-transform:uppercase;margin-bottom:10px}
.step > b small{font-family:var(--text);font-size:12.5px;font-weight:500;letter-spacing:0;text-transform:none;color:var(--mute)}
.seg{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;background:var(--soft);border-radius:16px;padding:5px}
.seg button{padding:10px 8px 9px;border-radius:12px;line-height:1.15;text-align:center;transition:background .2s,color .2s}
.seg button b{font-family:var(--disp);font-weight:400;font-size:20px;display:block}
.seg button span{font-size:11.5px;font-weight:500;color:var(--mute)}
.seg button[aria-pressed="true"]{background:var(--k);color:var(--y)}
.seg button[aria-pressed="true"] span{color:#d9d9d9}

/* rows: one design for every product line (in the kit, to add, add-ons) */
.rows{border:2px solid var(--line);border-radius:18px;overflow:hidden}
.grp{display:flex;align-items:center;justify-content:space-between;gap:10px;background:var(--soft);padding:9px 14px;font-size:12.5px;font-weight:700;letter-spacing:.04em;text-transform:uppercase}
.grp span{font-family:var(--disp);font-weight:400;font-size:13px;letter-spacing:0}
.grp button{font-size:12px;font-weight:600;text-transform:none;letter-spacing:0;text-decoration:underline;color:#555}
.rw{display:flex;align-items:center;gap:12px;padding:9px 14px;border-top:1px solid var(--line)}
.grp + .rw{border-top:0}
.rw .th{width:48px;height:48px;border-radius:10px;border:1.5px solid var(--line);background:#fff;display:grid;place-items:center;flex:none;overflow:hidden}
.rw .th img{max-width:86%;max-height:86%;object-fit:contain}
.rw .tx{flex:1;min-width:0;text-align:left}
.rw .tx b{display:block;font-size:14px;font-weight:600;line-height:1.2}
.rw .tx span{display:block;font-size:12px;color:var(--mute);line-height:1.3;margin-top:1px}
.rw .tx span.dl{color:var(--ok);font-weight:600}
.rw .tx span.dl.neg{color:#b23a1f}
.rw .open{display:flex;align-items:center;gap:12px;flex:1;min-width:0;text-align:left;border-radius:10px}
.rw .open:hover b{text-decoration:underline}
.qty{display:flex;align-items:center;background:var(--soft);border-radius:10px;height:36px;flex:none}
.qty button{width:34px;height:36px;font-size:18px;font-weight:500;border-radius:10px}
.qty button:hover{background:rgba(17,17,17,.06)}
.qty button:disabled{opacity:.25;cursor:default;background:none}
.qty span{min-width:22px;text-align:center;font-weight:700;font-size:14px;font-variant-numeric:tabular-nums}
.rw.has .qty{background:var(--y)}
.addbtn{flex:none;font-family:var(--disp);font-size:12px;letter-spacing:.04em;text-transform:uppercase;border:2px solid var(--k);border-radius:10px;padding:8px 11px 7px;white-space:nowrap;transition:background .2s,color .2s}
.addbtn:hover{background:var(--k);color:var(--y)}
.addbtn.on{background:var(--k);color:var(--y)}

.total{margin-top:20px;padding-top:16px;border-top:2px solid var(--line)}
.lines{display:grid;gap:4px;font-size:13.5px;color:#3d3d3d;margin-bottom:12px}
.lines div{display:flex;justify-content:space-between;gap:12px}
.lines div span:last-child{font-weight:600;font-variant-numeric:tabular-nums;white-space:nowrap}
.lines .adj{color:var(--mute);font-size:12.5px;padding-left:10px}
.sumrow{display:flex;align-items:flex-end;justify-content:space-between;gap:12px}
.sumrow .p{font-family:var(--disp);font-size:42px;line-height:.9;font-variant-numeric:tabular-nums}
.sumrow .o{font-size:13px;color:var(--mute);text-align:right}
.sumrow .o b{display:block;color:var(--ok)}
.buy .btn-buy{width:100%;margin-top:16px;font-size:16px}
.trust{list-style:none;display:grid;gap:9px;margin-top:20px;padding:18px;background:var(--soft);border-radius:18px}
.trust li{display:flex;gap:10px;font-size:14px;line-height:1.35}
.trust li::before{content:"✓";flex:none;width:22px;height:22px;border-radius:7px;background:var(--k);color:var(--y);display:grid;place-items:center;font-size:12px;font-weight:700}
.trust li.warn::before{content:"!";background:var(--y);color:var(--k)}
@media(max-width:940px){.pd{grid-template-columns:1fr;gap:22px}.gal{position:static}}

/* sections */
.sec{padding:80px 0}
.sec h2{font-size:clamp(28px,4vw,50px)}
.sec .lede{font-size:clamp(16px,1.5vw,18px);margin-top:12px;max-width:60ch;color:#3d3d3d}
.yel{background:var(--y)}
.yel .lede{color:var(--k);font-weight:500}
.soft{background:var(--soft)}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px;margin-top:28px}
.pcard{cursor:pointer;transition:transform .25s var(--e),box-shadow .25s var(--e),border-color .2s}
.pcard:hover{transform:translateY(-3px);box-shadow:0 18px 34px -20px rgba(17,17,17,.45);border-color:var(--k)}
.pcard .ft .addbtn{padding:7px 10px 6px}
details{border:2.5px solid var(--line);border-radius:18px;padding:0 20px;margin-top:10px}
details[open]{border-color:var(--k)}
summary{font-weight:600;font-size:16.5px;padding:18px 30px 18px 0;cursor:pointer;list-style:none;position:relative}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:0;top:11px;font-family:var(--disp);font-size:24px}
details[open] summary::after{content:"–"}
.faq details p{padding:0 0 18px;font-size:15px;color:#3d3d3d;max-width:70ch}
footer{background:var(--k);color:#8a8a8a;font-size:12.5px;padding:40px 0 120px}
footer .fl{display:flex;align-items:center;gap:14px;margin-bottom:16px;flex-wrap:wrap}
footer .fl img{height:44px;width:auto;margin-left:-8px}
footer .fl .salogo{height:34px}
footer .fl span{color:#c9c9c9;font-weight:500}
footer a{color:#c9c9c9}
footer nav{display:flex;flex-wrap:wrap;gap:6px 16px;margin:12px 0}

/* sticky bar (phones) */
.sbar{position:fixed;left:0;right:0;bottom:0;background:rgba(17,17,17,.95);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);color:#fff;z-index:75;transform:translateY(110%);transition:transform .4s var(--e)}
.sbar.on{transform:none}
.sbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:10px;padding-bottom:calc(10px + env(safe-area-inset-bottom))}
.sbar .i{font-size:12.5px;color:#b5b5b5;line-height:1.25;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sbar .i b{display:block;font-family:var(--disp);font-weight:400;font-size:22px;color:var(--y);line-height:1.05}
.sbar .btn{padding:12px 18px;font-size:13px}

/* product sheet (modal): opens from any product photo, name or card */
.modal{position:fixed;inset:0;background:rgba(17,17,17,.6);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);z-index:100;display:none;align-items:flex-end;justify-content:center}
.modal.on{display:flex}
.sheet{background:#fff;width:100%;max-width:620px;max-height:92vh;overflow:auto;border-radius:26px 26px 0 0;padding:22px 22px 24px;position:relative;animation:up .35s var(--e)}
@keyframes up{from{transform:translateY(40px);opacity:0}}
@media(min-width:680px){.modal{align-items:center}.sheet{border-radius:26px}}
.sheet .x{position:absolute;right:14px;top:14px;width:38px;height:38px;border-radius:12px;background:var(--soft);font-size:20px;z-index:3}
.sheet .pv{position:relative;height:280px;display:grid;place-items:center;border-radius:18px;background:#fff;border:2px solid var(--line)}
.sheet .pv img{max-height:250px;max-width:86%;object-fit:contain}
.sheet .pv .nav{position:absolute;top:50%;transform:translateY(-50%);width:40px;height:40px;border-radius:50%;background:var(--k);color:var(--y);font-size:18px;display:grid;place-items:center}
.sheet .pv .nav.l{left:10px}.sheet .pv .nav.r{right:10px}
.sheet .pth{display:flex;gap:6px;margin-top:8px;overflow-x:auto}
.sheet .pth button{flex:none;width:54px;height:54px;border:2px solid var(--line);border-radius:10px;display:grid;place-items:center;background:#fff}
.sheet .pth button img{max-width:86%;max-height:86%;object-fit:contain}
.sheet .pth button[aria-pressed="true"]{border-color:var(--k)}
.sheet h3{font-size:24px;margin-top:16px;padding-right:20px}
.sheet .meta{font-size:13px;color:var(--mute);margin-top:4px}
.sheet h4{font-family:var(--disp);font-weight:400;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--mute);margin:16px 0 4px}
.sheet p{font-size:15px}
.sheet .desc{white-space:pre-line;font-size:14px;color:#3d3d3d}
.sheet .bar{position:sticky;bottom:-24px;margin:18px -22px -24px;padding:14px 22px;background:#fff;border-top:2px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px}
.sheet .bar b{font-family:var(--disp);font-weight:400;font-size:20px}
.sheet .bar small{display:block;font-size:12px;color:var(--mute);font-family:var(--text)}
.sheet .bar .qty{height:42px}
.sheet .bar .qty button{height:42px;width:40px}
.sheet .ext{display:inline-block;margin-top:10px;font-size:13.5px;font-weight:600}
.toast{position:fixed;left:50%;bottom:90px;transform:translate(-50%,20px);background:var(--k);color:#fff;font-size:14px;font-weight:600;border-radius:999px;padding:10px 18px;opacity:0;pointer-events:none;transition:opacity .25s,transform .25s var(--e);z-index:120}
.toast.on{opacity:1;transform:translate(-50%,0)}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}.btn,.kitgrid button,.pcard,.kcard,.sheet,.toast{transition:none;animation:none}}
@media(max-width:940px){.stage{aspect-ratio:5/4}.kitgrid{grid-template-columns:repeat(auto-fill,minmax(56px,1fr))}}

/* number of kits + share */
.kcount{display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--soft);border-radius:14px;padding:10px 12px 10px 14px;margin:4px 0 14px}
.kcount span b{display:block;font-size:14px}
.kcount > span{font-size:12px;color:var(--mute);line-height:1.3}
.kcount .qty{background:#fff}
.sharebtn{display:block;width:100%;margin-top:10px;padding:12px;border:2px solid var(--line);border-radius:14px;font-weight:600;font-size:14px}
.sharebtn:hover{border-color:var(--k)}

/* smaller cover, so the products under it fit on the same screen */
.stage{aspect-ratio:16/10;max-height:380px;border-radius:24px}
.stage[data-k="full"]{background:#111}
.stage .cover{object-fit:contain}
.stage[hidden],.pview[hidden]{display:none}
@media(max-width:940px){.stage{aspect-ratio:16/9;max-height:240px}}
.kitgrid button[aria-pressed="true"]{border-color:var(--k);box-shadow:0 0 0 2px var(--k)}

/* product view in place of the cover */
.pview{background:#fff;border:2px solid var(--k);border-radius:24px;padding:14px 16px 16px;animation:pvIn .3s var(--e)}
@keyframes pvIn{from{opacity:0;transform:translateY(8px)}}
.pv-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}
.pv-back{font-weight:700;font-size:14px;padding:6px 10px;border-radius:10px;background:var(--soft)}
.pv-nav{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--mute);font-variant-numeric:tabular-nums}
.pv-nav button{width:32px;height:32px;border-radius:10px;background:var(--k);color:var(--y);font-size:18px;line-height:1}
.pv-main{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:16px;align-items:start}
.pv-ph{position:relative;aspect-ratio:1;border:2px solid var(--line);border-radius:16px;display:grid;place-items:center;background:#fff}
.pv-ph img{max-width:84%;max-height:84%;object-fit:contain}
.pv-ph .nav{position:absolute;top:50%;transform:translateY(-50%);width:32px;height:32px;border-radius:50%;background:var(--k);color:var(--y);font-size:16px}
.pv-ph .nav.l{left:6px}.pv-ph .nav.r{right:6px}
.pv-dots{position:absolute;left:0;right:0;bottom:6px;display:flex;justify-content:center;gap:5px}
.pv-dots button{width:8px;height:8px;border-radius:50%;background:#d6d6d6;padding:0}
.pv-dots button[aria-pressed="true"]{background:var(--k)}
.pv-tx h3{font-size:20px;line-height:1.05}
.pv-tx .meta{font-size:12.5px;color:var(--mute);margin-top:4px}
.pv-tx p{font-size:14px;margin-top:8px;color:#2b2b2b}
.pv-tx p.note{font-size:13px;color:#555;background:var(--soft);border-radius:10px;padding:7px 9px}
.pv-bar{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:12px;padding-top:10px;border-top:2px solid var(--line)}
.pv-bar b{font-family:var(--disp);font-weight:400;font-size:19px}
.pv-bar small{display:block;font-size:11.5px;color:var(--mute)}
.pv-desc{border:0;border-top:1px solid var(--line);border-radius:0;padding:0;margin-top:12px}
.pv-desc summary{font-size:14px;padding:12px 26px 6px 0}
.pv-desc summary::after{top:6px;font-size:20px}
.pv-desc p{white-space:pre-line;font-size:13.5px;color:#3d3d3d;padding:4px 0 8px;max-height:260px;overflow:auto}
.pv-desc a{font-size:13px;font-weight:600}
@media(max-width:520px){.pv-main{grid-template-columns:1fr}.pv-ph{aspect-ratio:4/3}}
.stage[data-k="full"] .cap{background:var(--y);color:var(--k)}

/* customizing folded under the buy button */
.tune{border:2px solid var(--line);border-radius:16px;padding:0 14px;margin-top:14px}
.tune[open]{border-color:var(--k)}
.tune summary{display:flex;flex-direction:column;gap:1px;padding:13px 30px 13px 0;font-size:15px}
.tune summary span{font-size:12.5px;font-weight:500;color:var(--mute)}
.tune summary::after{top:12px}
.tune .step{margin:4px 0 14px}
.tune .step > b{font-size:12.5px}
.buy .trust{margin-top:14px;padding:14px;gap:7px}
.buy .trust li{font-size:13px}
.buy .sharebtn{border:0;padding:8px;margin-top:6px;color:var(--mute);font-size:13px;text-decoration:underline}

/* the way to "Сглоби сам" from every kit page */
.kits a.kself{border-style:dashed;border-color:var(--k)}
.kits a.kself b{font-weight:800}
.kits a.kself:hover{background:var(--y)}
.selfbuild{display:flex;flex-direction:column;align-items:center;gap:1px;margin-top:12px;padding:11px 14px;border:2px dashed var(--k);border-radius:14px;text-decoration:none;text-align:center;transition:background .2s}
.selfbuild span{font-size:12.5px;color:var(--mute)}
.selfbuild b{font-size:14.5px}
.selfbuild:hover{background:var(--y)}