:root{
  --paper:#f5f6f8;
  --paper-2:#eef0f3;
  --sheet:#ffffff;
  --sheet-2:#f8f9fb;
  --ink:#111827;
  --ink-soft:#4b5563;
  --ink-faint:#6b7280;
  --line:#e5e7eb;
  --line-soft:#eef0f3;
  --blue:#1d4ed8;
  --blue-deep:#1e40af;
  --blue-soft:#e8eefc;
  --red:#c4122e;
  --ok:#15803d;
  --warn:#c4122e;
  --radius:14px;
  --radius-sm:10px;
  --gutter:clamp(16px,2vw,32px);
  --sans:'Inter',system-ui,-apple-system,sans-serif;
  --disp:var(--sans);
  --shadow:var(--shadow-3, 0 1px 2px rgba(15,23,42,.05),0 8px 24px rgba(15,23,42,.06));
  --shadow-lg:var(--shadow-5, 0 10px 30px rgba(15,23,42,.1));
  --ease:var(--ease-out-5, cubic-bezier(.22,1,.36,1));
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  color:var(--ink);
  background:#fff;
  -webkit-font-smoothing:antialiased;
  line-height:1.5;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
img,svg{display:block}
button,input,select{font:inherit}
.wrap{width:100%;max-width:none;margin:0;padding:0 var(--gutter)}
.corners{position:relative}
.corners>i,.corners::before,.corners::after{display:none!important}

/* TOPBAR */
.topbar{background:#0f172a;color:#cbd5e1;font-size:12.5px;font-weight:500}
.topbar .wrap{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:12px;height:36px}
.tb-left{display:flex;align-items:center;gap:16px;min-width:0;overflow:hidden}
.tb-item{display:flex;align-items:center;gap:6px;white-space:nowrap}
.tb-item svg{width:12px;height:12px;opacity:.7}
.tb-sep{width:1px;height:12px;background:#334155;flex-shrink:0}
.tb-item .lab{color:#94a3b8}
.tb-item b{color:#fff;font-weight:600}
.tb-caret{opacity:.45;font-size:8px}
.tb-right{margin-left:0;justify-self:end;display:flex;align-items:center;gap:16px}
.dot-live{width:6px;height:6px;border-radius:50%;background:#34d399;box-shadow:0 0 0 3px rgba(52,211,153,.2)}
.tg-bot{display:inline-flex;align-items:center;gap:7px;color:#fff;font-weight:600;font-size:11px;letter-spacing:.04em;white-space:nowrap}
.tg-bot svg{width:13px;height:13px;flex-shrink:0;color:#38bdf8}
.tg-bot:hover{color:#38bdf8}

.tb-switch{
  justify-self:center;
  display:inline-flex;align-items:center;gap:2px;
  padding:2px;border-radius:999px;
  background:#1e293b;border:1px solid #334155;
}
.tb-chip{
  display:inline-flex;align-items:center;justify-content:center;
  height:22px;padding:0 12px;border-radius:999px;
  font-size:11px;font-weight:700;letter-spacing:.02em;
  color:#94a3b8;white-space:nowrap;line-height:1;
}
.tb-chip:hover{color:#fff}
.tb-chip.is-on{background:#fff;color:#0f172a}
.tb-chip.is-on:hover{color:#0f172a}

/* NAV */
.nav{background:var(--sheet);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:stretch;overflow-x:auto;scrollbar-width:none}
.nav .wrap::-webkit-scrollbar{display:none}
.nav a{font-size:13.5px;font-weight:500;color:var(--ink-soft);padding:11px 12px;white-space:nowrap;border-radius:8px}
.nav a:hover{color:var(--ink);background:var(--paper-2)}
.nav a.more{color:var(--red)}

/* HEADER */
.header{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border-bottom:1px solid transparent}
.header.is-stuck{border-bottom-color:var(--line);box-shadow:0 8px 24px rgba(15,23,42,.06)}
.header .wrap{display:flex;align-items:center;gap:10px;height:68px}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0;height:44px;margin-right:6px}
.logo-mark{width:40px;height:40px;flex-shrink:0;display:block}
.logo .txt{display:flex;flex-direction:column;justify-content:center;line-height:1}
.logo .txt b{font-size:21px;font-weight:800;letter-spacing:-.06em;line-height:1}
.logo .txt b .tld{color:var(--blue);letter-spacing:-.04em}
.logo .txt small{font-size:10px;font-weight:500;color:var(--ink-faint);margin-top:5px;letter-spacing:.015em;white-space:nowrap}

.btn-cat{
  display:flex;align-items:center;gap:8px;flex-shrink:0;
  height:44px;padding:0 16px;border:none;border-radius:var(--radius-sm);
  background:var(--blue);color:#fff;cursor:pointer;
  font-weight:650;font-size:14px;
  box-shadow:0 1px 0 rgba(255,255,255,.18) inset,0 8px 16px rgba(29,78,216,.28);
  transition:background .2s var(--ease),transform .2s var(--ease);
}
.btn-cat:hover,.btn-cat.is-open{background:var(--blue-deep)}
.btn-cat svg{width:16px;height:16px}

.search{flex:1;display:flex;height:44px;min-width:0;border-radius:var(--radius-sm);overflow:hidden;background:var(--paper);border:1px solid var(--line)}
.search:focus-within{border-color:#93c5fd;box-shadow:0 0 0 4px rgba(29,78,216,.12);background:#fff}
.search input{flex:1;border:none;background:transparent;padding:0 14px;font-size:14px;color:var(--ink);min-width:0}
.search input::placeholder{color:#9ca3af}
.search input:focus{outline:none}
.search button{
  background:var(--ink);color:#fff;border:none;padding:0 16px;cursor:pointer;
  display:flex;align-items:center;gap:6px;font-weight:600;font-size:13px;
}
.search button:hover{background:#000}
.search button svg{width:16px;height:16px}

.phone{display:flex;align-items:center;gap:8px;flex-shrink:0}
.phone svg{width:18px;height:18px;color:var(--blue);flex-shrink:0}
.phone .num{font-weight:700;font-size:16px;letter-spacing:-.02em;line-height:1}

.icon-btn{
  width:44px;height:44px;border:1px solid var(--line);background:#fff;
  border-radius:var(--radius-sm);display:grid;place-items:center;cursor:pointer;
  position:relative;flex-shrink:0;transition:background .15s,border-color .15s;
}
.icon-btn:hover{background:var(--paper);border-color:#d1d5db}
.icon-btn svg{width:18px;height:18px;color:var(--ink)}
.icon-btn.cart{background:var(--blue);border-color:transparent}
.icon-btn.cart svg{color:#fff}
.icon-btn.cart:hover{background:var(--blue-deep)}
.icon-btn .badge{
  position:absolute;top:-5px;right:-5px;z-index:2;
  min-width:18px;height:18px;padding:0 5px;border-radius:999px;
  display:grid;place-items:center;
  background:var(--red);color:#fff;font-size:10px;font-weight:700;
  box-shadow:0 0 0 2px #fff;
}

.qty{display:flex;align-items:center;border:1px solid var(--line);flex-shrink:0;border-radius:var(--radius-sm);overflow:hidden;background:#fff}
.qty button{width:32px;height:40px;border:none;background:#fff;cursor:pointer;font-size:16px;color:var(--ink)}
.qty button:hover{background:var(--paper)}
.qty input{width:36px;height:40px;border:none;border-left:1px solid var(--line);border-right:1px solid var(--line);text-align:center;font-size:14px;font-weight:600}
.qty input:focus{outline:none}

.btn-cart{
  flex:1;display:flex;align-items:center;justify-content:center;gap:7px;
  height:40px;border:none;border-radius:var(--radius-sm);cursor:pointer;
  background:var(--blue);color:#fff;font-weight:650;font-size:13px;
  transition:background .15s var(--ease);
}
.btn-cart:hover{background:var(--blue-deep)}
.btn-cart svg{width:15px;height:15px}
.buyline{display:flex;gap:8px;margin-top:12px}

footer{background:#0f172a;color:#94a3b8;margin-top:40px}
footer .wrap{display:flex;align-items:center;gap:24px;padding:28px var(--gutter);flex-wrap:wrap}
footer .fbrand{display:flex;align-items:center;gap:10px}
footer .fbrand .logo-mark{width:36px;height:36px;box-shadow:none}
footer .fbrand b{color:#fff;font-size:18px;font-weight:800;letter-spacing:-.04em}
footer .fbrand small{display:block;font-size:12px;color:#64748b;margin-top:4px}
footer .fcontacts{margin-left:auto;display:flex;gap:22px;flex-wrap:wrap}
footer .fc{display:flex;align-items:center;gap:8px;font-size:13px;color:#cbd5e1}
footer .fc svg{width:15px;height:15px;color:#93c5fd}
footer .fc:hover{color:#fff}
footer .copy{font-size:12px;color:#64748b}

.totop{
  position:fixed;right:var(--gutter);bottom:24px;width:44px;height:44px;z-index:70;
  border:1px solid var(--line);cursor:pointer;background:#fff;color:var(--ink);
  border-radius:999px;display:grid;place-items:center;
  opacity:0;pointer-events:none;transform:translateY(8px);
  transition:opacity .25s,transform .25s;box-shadow:var(--shadow);
}
.totop.show{opacity:1;pointer-events:auto;transform:none}
.totop:hover{background:var(--ink);color:#fff;border-color:transparent}
.totop svg{width:18px;height:18px}

.reveal{opacity:0;transform:translateY(10px);transition:opacity .45s var(--ease),transform .45s var(--ease)}
.reveal.in{opacity:1;transform:none}

@media(max-width:900px){
  .topbar .wrap{display:flex;flex-wrap:wrap;height:auto;min-height:36px;justify-content:space-between;padding-top:4px;padding-bottom:4px}
  .tb-switch{order:-1;width:100%;justify-content:center}
  .tb-left{overflow:auto}
}
@media(max-width:680px){
  .header .wrap{flex-wrap:wrap;height:auto;padding:10px 0;gap:8px}
  .search{order:5;flex-basis:100%}
  footer .fcontacts{margin-left:0;width:100%}
}