:root{
  --ink:#0B1116;
  --ink-2:#141C23;
  --paper:#F4F5F2;
  --white:#ffffff;
  --red:#D3202B;
  --red-bright:#E63A45;
  --red-dark:#A8151F;
  --steel:#8D99A4;
  --muted:#69747D;
  --line:#DDE1E1;
  --line-soft:#EDEFED;
  --canvas:1320px;
  --font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei UI","Microsoft YaHei",sans-serif;
  --mono:"Bahnschrift","DIN Alternate","Arial Narrow",Arial,sans-serif;
  --ease:cubic-bezier(.22,.8,.28,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--paper);
  font-size:15px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font-family:inherit}
.container{width:min(var(--canvas),calc(100vw - 64px));margin:0 auto}
::selection{background:var(--red);color:#fff}

/* ---------- top bar ---------- */
.topbar{background:var(--ink);color:#B7C0C7;font-size:12px;letter-spacing:.04em}
.topbar .container{display:flex;align-items:center;justify-content:space-between;height:36px}
.topbar-left{display:flex;align-items:center;gap:18px}
.topbar-left .dot{width:5px;height:5px;background:var(--red);border-radius:50%}
.topbar-left span{display:inline-flex;align-items:center;gap:7px}
.topbar-left .sep{width:1px;height:10px;background:rgba(255,255,255,.16)}
.topbar-right{display:flex;align-items:center;gap:22px}
.topbar-right a{display:inline-flex;align-items:center;gap:7px;transition:color .2s}
.topbar-right a:hover{color:#fff}
.topbar-right .phone{color:#fff;font-family:var(--mono);font-size:13px;letter-spacing:.08em}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:90;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border-bottom:1px solid var(--line-soft);transition:box-shadow .3s}
.site-header.scrolled{box-shadow:0 12px 32px rgba(11,17,22,.07)}
.header-inner{display:flex;align-items:center;gap:38px;height:86px}
.logo{flex-shrink:0;display:block}
.logo svg{display:block;width:232px;height:auto}
.lg-main{fill:var(--ink)}
.lg-sub{fill:#7C8790}
.main-nav{display:flex;align-items:center;gap:4px;flex:1}
.nav-link{display:flex;align-items:center;gap:5px;height:86px;padding:0 16px;font-size:14px;font-weight:600;color:#202A31;position:relative;letter-spacing:.01em;transition:color .2s}
.nav-link::after{content:"";position:absolute;left:16px;right:16px;bottom:0;height:2px;background:var(--red);transform:scaleX(0);transform-origin:left;transition:transform .28s var(--ease)}
.nav-link:hover{color:var(--red)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link .caret{width:8px;height:8px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px);margin-left:2px;opacity:.55}
.header-tools{display:flex;align-items:center;gap:18px;flex-shrink:0}
.header-search{display:flex;align-items:center;gap:8px;border-bottom:1px solid #C9CFD2;padding-bottom:6px;width:210px;transition:border-color .2s}
.header-search:focus-within{border-color:var(--red)}
.header-search svg{width:15px;height:15px;stroke:#7C8790;flex-shrink:0}
.header-search input{border:0;outline:0;background:none;width:100%;min-width:0;font-size:13px;color:var(--ink)}
.header-search input::placeholder{color:#9AA4AC}
.header-search button{font-size:12px;color:var(--muted);letter-spacing:.05em;white-space:nowrap;flex-shrink:0}
.header-search button:hover{color:var(--red)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:52px;padding:0 27px;font-size:14px;font-weight:600;letter-spacing:.02em;transition:background .25s,color .25s,border-color .25s,transform .25s;white-space:nowrap}
.btn svg{width:15px;height:15px;transition:transform .25s}
.btn:hover svg{transform:translateX(4px)}
.btn-red{background:var(--red);color:#fff}
.btn-red:hover{background:var(--red-bright);transform:translateY(-2px)}
.btn-ghost{border:1px solid rgba(255,255,255,.28);color:#fff}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.07)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#1C262E;transform:translateY(-2px)}
.btn-white{background:#fff;color:var(--ink)}
.btn-white:hover{background:var(--paper);transform:translateY(-2px)}
.btn-outline-white{border:1px solid rgba(255,255,255,.45);color:#fff}
.btn-outline-white:hover{background:rgba(255,255,255,.1);border-color:#fff}
.header-cta{height:44px;padding:0 22px;font-size:13px}
.burger{display:none;width:44px;height:44px;border:1px solid var(--line);align-items:center;justify-content:center;flex-direction:column;gap:5px}
.burger span{display:block;width:18px;height:1.6px;background:var(--ink);transition:.25s}

/* ---------- mega menu ---------- */
.mega{position:absolute;left:0;right:0;top:100%;background:#fff;border-top:2px solid var(--red);box-shadow:0 30px 60px rgba(11,17,22,.13);opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .26s var(--ease),transform .26s var(--ease),visibility .26s}
.mega.open{opacity:1;visibility:visible;transform:none}
.mega-grid{display:grid;grid-template-columns:repeat(6,1fr) 286px;gap:30px;padding:38px 0 42px}
.mega-col h4{font-size:14px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:7px}
.mega-col h4::before{content:"";width:4px;height:13px;background:var(--red)}
.mega-col a{display:block;font-size:12.5px;color:var(--muted);line-height:2.05;transition:color .18s,transform .18s}
.mega-col a:hover{color:var(--red);transform:translateX(3px)}
.mega-col .all{color:var(--ink);font-size:11.5px;margin-top:8px;letter-spacing:.06em}
.mega-promo{background:var(--paper);padding:24px;display:flex;flex-direction:column;justify-content:space-between;min-height:250px;position:relative;overflow:hidden}
.mega-promo img{width:72%;margin:0 auto;mix-blend-mode:multiply}
.mega-promo .mp-kicker{font-size:10px;letter-spacing:.2em;color:var(--red);font-weight:700}
.mega-promo .mp-name{font-size:16px;font-weight:700;margin-top:5px}
.mega-promo .mp-link{font-size:12px;display:inline-flex;align-items:center;gap:7px;margin-top:12px;color:var(--ink)}
.mega-promo .mp-link:hover{color:var(--red)}

/* ---------- hero ---------- */
.hero{position:relative;background:var(--ink);color:#fff;overflow:hidden;isolation:isolate}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:78px 78px;-webkit-mask-image:radial-gradient(ellipse 85% 90% at 70% 45%,#000 20%,transparent 78%);mask-image:radial-gradient(ellipse 85% 90% at 70% 45%,#000 20%,transparent 78%)}
.hero::after{content:"";position:absolute;right:-18%;top:-30%;width:70vw;height:70vw;max-width:1000px;max-height:1000px;background:radial-gradient(circle,rgba(211,32,43,.16),transparent 62%);filter:blur(20px);z-index:-1}
.hero-slide{display:none;grid-template-columns:1.02fr .98fr;gap:40px;align-items:center;min-height:568px;padding:64px 0 30px}
.hero-slide.is-active{display:grid;animation:heroIn .65s var(--ease)}
@keyframes heroIn{from{transform:translateY(16px)}to{transform:none}}
.hero-copy{max-width:560px;position:relative;z-index:2}
.eyebrow{display:inline-flex;align-items:center;gap:12px;font-size:11px;font-weight:700;letter-spacing:.22em;color:#C6CED4;text-transform:uppercase}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--red)}
.hero h1{font-size:clamp(42px,4.35vw,64px);line-height:1.12;font-weight:800;letter-spacing:-.025em;margin:24px 0 0}
.hero h1 .line{display:block}
.hero h1 .outline{color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.72)}
.rule{position:relative;height:1px;background:rgba(255,255,255,.2);margin:30px 0 26px;max-width:430px}
.rule::before{content:"";position:absolute;left:0;top:-4px;width:2px;height:9px;background:var(--red)}
.rule::after{content:"± 0.1 mg";position:absolute;right:0;top:-19px;font-family:var(--mono);font-size:10.5px;letter-spacing:.18em;color:#7F8B95}
.hero-desc{font-size:15px;line-height:1.95;color:#A6B0B8;max-width:482px}
.hero-actions{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}

.hero-visual{position:relative;height:520px;display:flex;align-items:center;justify-content:center}
.stage{position:relative;width:100%;height:100%;display:flex;align-items:center;justify-content:center}
.ticks{position:absolute;width:552px;height:552px;max-width:96%;max-height:96%;border-radius:50%;background:repeating-conic-gradient(from -0.4deg,rgba(255,255,255,.22) 0deg .6deg,transparent .6deg 5deg);-webkit-mask:radial-gradient(circle,transparent 73%,#000 73.6%);mask:radial-gradient(circle,transparent 73%,#000 73.6%);opacity:.8}
.dial{position:absolute;width:470px;height:470px;max-width:84%;max-height:84%;border-radius:50%;border:1px solid rgba(255,255,255,.10);box-shadow:inset 0 0 0 28px rgba(255,255,255,.012)}
.dial::before{content:"";position:absolute;inset:26px;border-radius:50%;border:1px dashed rgba(255,255,255,.07)}
.dial-arc{position:absolute;width:510px;height:510px;max-width:90%;max-height:90%;border-radius:50%;background:conic-gradient(from 205deg,rgba(211,32,43,.75) 0deg,rgba(211,32,43,.12) 46deg,transparent 92deg,transparent 268deg,rgba(255,255,255,.16) 315deg,transparent 360deg);-webkit-mask:radial-gradient(circle,transparent 66%,#000 66.7%,#000 67.3%,transparent 68%);mask:radial-gradient(circle,transparent 66%,#000 66.7%,#000 67.3%,transparent 68%)}
.plate{position:relative;width:min(400px,78%);aspect-ratio:1;border-radius:50%;background:radial-gradient(circle at 50% 34%,#fff 0%,#F4F5F3 52%,#E4E8E8 100%);box-shadow:0 44px 90px rgba(0,0,0,.5),0 0 0 1px rgba(255,255,255,.7),inset 0 -18px 40px rgba(11,17,22,.08);display:grid;place-items:center;overflow:hidden;z-index:2}
.plate::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 72% 16%,rgba(255,255,255,.95),transparent 48%);pointer-events:none}
.plate img{width:74%;max-height:80%;object-fit:contain;mix-blend-mode:multiply;position:relative;z-index:1;filter:drop-shadow(0 26px 26px rgba(11,17,22,.12))}
.measure-line{position:absolute;left:-4%;right:-4%;top:64%;height:1px;background:linear-gradient(90deg,transparent,var(--red) 12%,var(--red) 88%,transparent);z-index:1;opacity:.75}
.measure-line span{position:absolute;right:6%;top:-20px;font-family:var(--mono);font-size:10.5px;letter-spacing:.2em;color:var(--red)}
.measure-line::before,.measure-line::after{content:"";position:absolute;top:-3px;width:1px;height:7px;background:var(--red)}
.measure-line::before{left:12%}
.measure-line::after{right:12%}
.side-label{position:absolute;right:-6px;top:50%;transform:translateY(-50%) rotate(90deg);transform-origin:center;font-family:var(--mono);font-size:9.5px;letter-spacing:.38em;color:rgba(255,255,255,.32);white-space:nowrap}
.spec-card{position:absolute;left:0;bottom:6px;z-index:4;background:rgba(11,17,22,.86);border:1px solid rgba(255,255,255,.15);backdrop-filter:blur(12px);padding:16px 20px 17px;min-width:236px;box-shadow:0 20px 44px rgba(0,0,0,.35)}
.spec-kicker{font-size:9.5px;letter-spacing:.2em;color:#8D99A3;text-transform:uppercase}
.spec-name{font-size:15px;font-weight:700;letter-spacing:.02em;margin:5px 0 12px}
.spec-name b{color:var(--red);font-family:var(--mono);font-weight:600;margin-right:6px}
.spec-row{display:flex;gap:20px}
.spec-row .sp{display:flex;flex-direction:column;gap:1px}
.spec-row .v{font-family:var(--mono);font-size:19px;line-height:1.1;color:#fff}
.spec-row .v small{font-size:10px;color:#9AA5AE;margin-left:2px;font-family:var(--font)}
.spec-row .l{font-size:9.5px;color:#7E8A94;letter-spacing:.08em}

.hero-foot{position:relative;z-index:3;border-top:1px solid rgba(255,255,255,.13);display:flex;align-items:center;justify-content:space-between;padding:22px 0 26px;gap:30px}
.hero-metrics{display:flex;gap:0}
.hero-metrics .hm{padding:0 34px;border-left:1px solid rgba(255,255,255,.12)}
.hero-metrics .hm:first-child{padding-left:0;border-left:0}
.hero-metrics .v{font-family:var(--mono);font-size:25px;line-height:1;color:#fff;display:flex;align-items:baseline;gap:3px}
.hero-metrics .v small{font-size:11px;color:#9AA5AE;font-family:var(--font);letter-spacing:.06em}
.hero-metrics .l{font-size:10.5px;color:#7F8B95;letter-spacing:.1em;margin-top:7px}
.hero-controls{display:flex;align-items:center;gap:18px}
.dots{display:flex;align-items:center;gap:10px}
.dot-btn{font-family:var(--mono);font-size:11px;color:#6E7A84;letter-spacing:.12em;padding:6px 0;position:relative;transition:color .2s}
.dot-btn::after{content:"";position:absolute;left:0;bottom:0;height:1px;width:100%;background:rgba(255,255,255,.2);transform:scaleX(0);transform-origin:left;transition:transform .3s}
.dot-btn.active{color:#fff}
.dot-btn.active::after{transform:scaleX(1);background:var(--red)}
.arrow-btn{width:38px;height:38px;border:1px solid rgba(255,255,255,.2);display:grid;place-items:center;transition:.25s}
.arrow-btn:hover{border-color:var(--red);background:var(--red)}
.arrow-btn svg{width:14px;height:14px;stroke:#fff}

/* ---------- trust ---------- */
.trust{background:#fff;border-bottom:1px solid var(--line-soft)}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.trust-item{display:flex;align-items:flex-start;gap:15px;padding:27px 30px;border-left:1px solid var(--line-soft)}
.trust-item:first-child{border-left:0;padding-left:0}
.trust-item:last-child{padding-right:0}
.trust-item svg{width:26px;height:26px;stroke:var(--red);flex-shrink:0;margin-top:2px}
.trust-item h3{font-size:14.5px;font-weight:700;line-height:1.4}
.trust-item p{font-size:11.5px;color:var(--muted);margin-top:4px;letter-spacing:.02em}

/* ---------- sections ---------- */
.section{padding:88px 0}
.section-white{background:#fff}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:48px;margin-bottom:42px}
.sec-eyebrow{display:flex;align-items:center;gap:12px;font-size:11px;font-weight:700;letter-spacing:.22em;color:var(--red);text-transform:uppercase}
.sec-eyebrow .num{font-family:var(--mono);color:var(--ink);opacity:.28;letter-spacing:.1em}
.sec-title{font-size:clamp(28px,3vw,40px);font-weight:800;letter-spacing:-.025em;line-height:1.18;margin-top:14px}
.sec-sub{max-width:398px;font-size:13.5px;line-height:1.9;color:var(--muted);padding-bottom:5px}
.more-link{display:inline-flex;align-items:center;gap:9px;font-size:12.5px;font-weight:600;letter-spacing:.06em;color:var(--ink);border-bottom:1px solid #C9CFD2;padding-bottom:6px;transition:.2s;white-space:nowrap}
.more-link svg{width:14px;height:14px}
.more-link:hover{color:var(--red);border-color:var(--red)}

/* ---------- categories ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.cat-card{position:relative;background:#fff;border:1px solid var(--line);display:flex;flex-direction:column;overflow:hidden;transition:transform .35s var(--ease),box-shadow .35s,border-color .35s;min-width:0}
.cat-card::before{content:"";position:absolute;left:0;top:0;height:2px;width:0;background:var(--red);transition:width .4s var(--ease);z-index:3}
.cat-card:hover{transform:translateY(-5px);box-shadow:0 26px 50px rgba(11,17,22,.09);border-color:#CBD1D1}
.cat-card:hover::before{width:100%}
.cat-media{height:192px;grid-template-rows:minmax(0,1fr);background:#fff;display:grid;place-items:center;overflow:hidden;position:relative}
.cat-media::after{content:attr(data-idx);position:absolute;left:18px;top:14px;font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:#9EA8AE}
.cat-media img{width:82%;height:84%;min-height:0;max-width:82%;max-height:84%;object-fit:contain;mix-blend-mode:normal;transition:transform .5s var(--ease)}
.cat-card:hover .cat-media img{transform:scale(1.07)}
.cat-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.cat-top{display:flex;align-items:baseline;justify-content:space-between;gap:12px}
.cat-name{font-size:19px;font-weight:700;letter-spacing:-.01em}
.cat-count{font-family:var(--mono);font-size:10.5px;color:var(--muted);letter-spacing:.06em}
.cat-count b{font-size:20px;font-weight:600;color:var(--ink);margin-right:3px}
.cat-subs{font-size:12px;color:var(--muted);line-height:1.9;margin-top:9px;letter-spacing:.01em}
.cat-link{margin-top:auto;padding-top:17px;display:flex;align-items:center;justify-content:space-between;font-size:11.5px;letter-spacing:.1em;color:var(--ink);border-top:1px solid var(--line-soft);margin-top:18px}
.cat-link svg{width:15px;height:15px;transition:transform .3s}
.cat-card:hover .cat-link{color:var(--red)}
.cat-card:hover .cat-link svg{transform:translateX(5px)}

/* ---------- products ---------- */
.prod-toolbar{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:34px}
.filters{display:inline-flex;border:1px solid var(--line);background:#fff;flex-wrap:wrap}
.filters button{padding:10px 19px;font-size:12.5px;font-weight:600;color:var(--muted);border-left:1px solid var(--line);transition:.2s;white-space:nowrap}
.filters button:first-child{border-left:0}
.filters button:hover{color:var(--ink);background:var(--paper)}
.filters button.active{background:var(--ink);color:#fff}
.prod-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.product{position:relative;background:#fff;border:1px solid var(--line);display:flex;flex-direction:column;transition:transform .32s var(--ease),box-shadow .32s,border-color .32s;min-width:0}
.product:hover{transform:translateY(-4px);box-shadow:0 24px 48px rgba(11,17,22,.1);border-color:#CBD1D1}
.product.hide{display:none}
.product-media{position:relative;aspect-ratio:1/1;background:#fff;display:grid;place-items:center;padding:30px;overflow:hidden}
.product-media img{max-height:100%;max-width:100%;width:auto;object-fit:contain;mix-blend-mode:normal;transition:transform .5s var(--ease)}
.product:hover .product-media img{transform:scale(1.06)}
.product-idx{position:absolute;left:16px;top:13px;font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;color:#9EA8AE;z-index:1}
.product-tag{position:absolute;right:13px;top:12px;font-size:10px;letter-spacing:.08em;color:var(--red);border:1px solid rgba(211,32,43,.26);background:rgba(211,32,43,.04);padding:3px 8px;z-index:1}
.product-body{padding:18px 19px 19px;display:flex;flex-direction:column;flex:1}
.product-name{font-size:14px;font-weight:600;line-height:1.55;height:43px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;transition:color .2s}
.product:hover .product-name{color:var(--red)}
.spec-chips{display:flex;gap:6px;flex-wrap:wrap;margin-top:12px}
.chip{font-size:10.5px;color:#5E6972;background:#F3F5F3;padding:4px 8px;letter-spacing:.02em;white-space:nowrap}
.product-foot{display:flex;align-items:center;justify-content:space-between;padding-top:13px;margin-top:auto;border-top:1px solid var(--line-soft);font-size:11px;color:#9AA4AC;letter-spacing:.04em}
.product-foot .view{display:inline-flex;align-items:center;gap:6px;color:var(--ink);font-weight:600;font-size:11px}
.product-foot .view svg{width:13px;height:13px}
.product:hover .product-foot .view{color:var(--red)}

/* ---------- precision band ---------- */
.precision{background:var(--ink);color:#fff;position:relative;overflow:hidden;isolation:isolate}
.precision::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px);background-size:100% 56px;z-index:-1}
.precision .ruler{height:30px;background:repeating-linear-gradient(90deg,rgba(255,255,255,.22) 0 1px,transparent 1px 40px);position:relative;opacity:.65}
.precision .ruler::after{content:"PRECISION STANDARD · 0.0001 g";position:absolute;right:0;top:8px;font-family:var(--mono);font-size:9px;letter-spacing:.3em;color:rgba(255,255,255,.35);background:var(--ink);padding-left:16px}
.precision-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:80px;align-items:center;padding:66px 0 72px}
.precision .sec-eyebrow{color:#C9D1D7}
.precision .sec-eyebrow::before{display:none}
.precision .big-value{font-family:var(--mono);font-size:clamp(72px,9vw,124px);line-height:.92;letter-spacing:-.03em;margin:18px 0 10px;display:flex;align-items:baseline;gap:10px}
.precision .big-value small{font-size:26px;letter-spacing:.02em;color:#8D99A3;font-family:var(--font)}
.precision .big-value .zero{color:var(--red)}
.precision h3{font-size:22px;font-weight:700;letter-spacing:-.01em}
.precision p{font-size:13.5px;line-height:1.95;color:#98A3AC;max-width:460px;margin-top:14px}
.precision-stats{display:grid;grid-template-columns:1fr 1fr;border-left:1px solid rgba(255,255,255,.13);border-top:1px solid rgba(255,255,255,.13)}
.p-stat{padding:26px 0 26px 32px;border-bottom:1px solid rgba(255,255,255,.13);border-right:1px solid rgba(255,255,255,.13)}
.p-stat:nth-child(2n){border-right:0}
.p-stat:nth-last-child(-n+2){border-bottom:0}
.p-stat .v{font-family:var(--mono);font-size:36px;line-height:1;color:#fff;display:flex;align-items:baseline;gap:4px}
.p-stat .v small{font-family:var(--font);font-size:11px;color:#8D99A3;letter-spacing:.06em}
.p-stat .l{font-size:11.5px;color:#8D99A3;letter-spacing:.08em;margin-top:9px}

/* ---------- applications ---------- */
.app-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.app-card{background:#fff;border:1px solid var(--line);padding:28px 28px 26px;position:relative;transition:background .3s,color .3s,transform .3s var(--ease);overflow:hidden}
.app-card .num{font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:#A6AFB5;transition:color .3s}
.app-card h3{font-size:18.5px;font-weight:700;margin-top:22px;letter-spacing:-.01em}
.app-card p{font-size:12.5px;line-height:1.9;color:var(--muted);margin-top:9px;max-width:300px;transition:color .3s}
.app-card .app-arrow{position:absolute;right:24px;bottom:22px;width:30px;height:30px;border:1px solid var(--line);display:grid;place-items:center;transition:.3s}
.app-card .app-arrow svg{width:13px;height:13px}
.app-card:hover{background:var(--ink);color:#fff;transform:translateY(-4px)}
.app-card:hover p{color:#98A3AC}
.app-card:hover .num{color:var(--red)}
.app-card:hover .app-arrow{border-color:rgba(255,255,255,.25);background:var(--red);border-color:var(--red)}
.app-card:hover .app-arrow svg{stroke:#fff}

/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:1fr 1fr;gap:72px}
.news-head{display:flex;align-items:baseline;justify-content:space-between;gap:20px;padding-bottom:17px;border-bottom:2px solid var(--ink);margin-bottom:6px}
.news-head h3{font-size:21px;font-weight:700;letter-spacing:-.01em;display:flex;align-items:center;gap:10px}
.news-head h3::before{content:"";width:5px;height:17px;background:var(--red)}
.news-head .more-link{border-bottom:0;padding-bottom:0;font-size:12px}
.news-list li{border-bottom:1px solid var(--line-soft)}
.news-list a{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:16px 0;transition:padding .25s var(--ease)}
.news-list .t{font-size:13.5px;color:#2B353C;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;transition:color .2s}
.news-list .d{font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;color:#9AA4AC;flex-shrink:0}
.news-list a:hover{padding-left:8px}
.news-list a:hover .t{color:var(--red)}

/* ---------- cta band ---------- */
.cta-band{background:var(--red);color:#fff;position:relative;overflow:hidden;isolation:isolate}
.cta-band::before{content:"";position:absolute;right:-140px;top:-140px;width:520px;height:520px;border:1px solid rgba(255,255,255,.18);border-radius:50%;z-index:-1}
.cta-band::after{content:"";position:absolute;right:-60px;top:-60px;width:360px;height:360px;border:1px solid rgba(255,255,255,.14);border-radius:50%;z-index:-1}
.cta-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;padding:66px 0 68px}
.cta-inner .eyebrow{color:rgba(255,255,255,.8)}
.cta-inner .eyebrow::before{background:#fff}
.cta-inner h2{font-size:clamp(30px,3.4vw,46px);line-height:1.2;font-weight:800;letter-spacing:-.02em;margin-top:16px}
.cta-inner p{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.82);max-width:440px;margin-top:14px}
.cta-right{display:flex;flex-direction:column;gap:22px;align-items:flex-start}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.cta-phone{font-family:var(--mono);font-size:clamp(24px,2.6vw,34px);letter-spacing:.02em;display:flex;align-items:center;gap:12px;color:#fff}
.cta-phone svg{width:22px;height:22px;stroke:rgba(255,255,255,.8)}
.cta-note{font-size:11px;letter-spacing:.1em;color:rgba(255,255,255,.66)}
.cta-qr{display:flex;align-items:center;gap:14px}
.cta-qr img{width:84px;height:84px;background:#fff;padding:5px;object-fit:contain}
.cta-qr .qt{font-size:12px;line-height:1.8;color:rgba(255,255,255,.8)}
.cta-qr .qt b{display:block;color:#fff;font-size:13px;letter-spacing:.04em}

/* ---------- footer ---------- */
.footer{background:#090E12;color:#8A959E;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr .9fr .9fr 1.25fr;gap:56px;padding-bottom:46px;border-bottom:1px solid rgba(255,255,255,.09)}
.footer .logo svg{width:220px}
.footer .lg-main{fill:#fff}
.footer .lg-sub{fill:#7A858E}
.footer-about{font-size:12.5px;line-height:1.95;color:#7C8790;max-width:330px;margin:18px 0 20px}
.footer-contact-line{display:flex;align-items:center;gap:9px;font-size:12.5px;color:#A6B0B8;line-height:2}
.footer-contact-line svg{width:14px;height:14px;stroke:#6E7A83;flex-shrink:0}
.footer h4{font-size:12px;font-weight:700;letter-spacing:.16em;color:#fff;margin-bottom:18px;text-transform:uppercase}
.footer-links a{display:block;font-size:12.5px;color:#86919A;line-height:2.25;transition:color .2s,transform .2s}
.footer-links a:hover{color:#fff;transform:translateX(3px)}
.footer-qr{display:flex;gap:14px;align-items:center;margin-top:18px}
.footer-qr img{width:78px;height:78px;background:#fff;padding:4px;object-fit:contain}
.footer-qr span{font-size:11px;line-height:1.8;color:#7C8790}
.footer-qr b{display:block;color:#C6CED4;font-size:12px}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:22px 0;font-size:11.5px;color:#5F6A73;flex-wrap:wrap}
.footer-bottom a:hover{color:#fff}
.footer-bottom .fb-links{display:flex;gap:18px}

/* ---------- mobile drawer ---------- */
.drawer{position:fixed;inset:0;z-index:200;pointer-events:none;overflow:hidden}
.drawer-overlay{position:absolute;inset:0;background:rgba(6,10,13,.62);opacity:0;transition:opacity .3s}
.drawer-panel{position:absolute;right:0;top:0;bottom:0;width:min(380px,90vw);background:#fff;transform:translateX(100%);transition:transform .38s var(--ease);display:flex;flex-direction:column;overflow-y:auto}
.drawer.open{pointer-events:auto}
.drawer.open .drawer-overlay{opacity:1}
.drawer.open .drawer-panel{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:20px 22px;border-bottom:1px solid var(--line-soft);position:sticky;top:0;background:#fff;z-index:2}
.drawer-head .logo svg{width:180px}
.drawer-close{width:40px;height:40px;display:grid;place-items:center;border:1px solid var(--line)}
.drawer-close span{position:relative;width:16px;height:16px;display:block}
.drawer-close span::before,.drawer-close span::after{content:"";position:absolute;left:0;top:7px;width:16px;height:1.5px;background:var(--ink)}
.drawer-close span::before{transform:rotate(45deg)}
.drawer-close span::after{transform:rotate(-45deg)}
.drawer-nav{padding:8px 22px 0}
.drawer-nav > a{display:flex;align-items:center;justify-content:space-between;padding:15px 0;font-size:15px;font-weight:600;border-bottom:1px solid var(--line-soft)}
.drawer-nav > a svg{width:14px;height:14px;stroke:#9AA4AC}
.drawer-cats{padding:14px 22px 20px}
.drawer-cats h5{font-size:10.5px;letter-spacing:.2em;color:#9AA4AC;margin-bottom:10px}
.drawer-cat{display:flex;justify-content:space-between;align-items:baseline;padding:8px 0;font-size:13px;color:#2B353C}
.drawer-cat span{font-family:var(--mono);font-size:10.5px;color:#9AA4AC}
.drawer-foot{margin-top:auto;padding:20px 22px calc(22px + env(safe-area-inset-bottom));background:var(--paper);display:flex;flex-direction:column;gap:10px}
.drawer-foot .btn{width:100%;height:48px;font-size:13.5px}
.drawer-foot .line{display:flex;align-items:center;justify-content:space-between;font-size:11.5px;color:var(--muted)}

/* ---------- mobile bar ---------- */
.mobile-bar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:85;background:#fff;border-top:1px solid var(--line);padding:8px 12px calc(8px + env(safe-area-inset-bottom));grid-template-columns:1fr 1fr 1.15fr;gap:8px}
.mobile-bar a{display:flex;align-items:center;justify-content:center;gap:7px;height:44px;font-size:12.5px;font-weight:600;border:1px solid var(--line)}
.mobile-bar a svg{width:15px;height:15px;stroke:currentColor}
.mobile-bar a.primary{background:var(--red);border-color:var(--red);color:#fff}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1240px){
  .header-inner{gap:24px}
  .main-nav{gap:0}
  .nav-link{padding:0 12px;font-size:13.5px}
  .header-search{width:170px}
  .mega-grid{grid-template-columns:repeat(6,1fr) 240px;gap:22px}
}
@media (max-width:1080px){
  .main-nav,.header-search{display:none}
  .mega{display:none}
  .burger{display:flex}
  .header-inner{justify-content:space-between}
  .hero-metrics .hm{padding:0 22px}
}
@media (max-width:980px){
  .container{width:calc(100vw - 48px)}
  .hero-slide{grid-template-columns:1fr;gap:16px;padding:46px 0 12px;min-height:0}
  .hero-copy{max-width:none}
  .hero-visual{height:440px;order:2}
  .hero-foot{flex-direction:column;align-items:flex-start;gap:22px;padding-bottom:30px}
  .hero-controls{width:100%;justify-content:space-between}
  .trust-grid{grid-template-columns:1fr 1fr}
  .trust-item{padding:24px 22px;border-left:0;border-top:1px solid var(--line-soft)}
  .trust-item:nth-child(-n+2){border-top:0}
  .trust-item:nth-child(2n){border-left:1px solid var(--line-soft);padding-left:22px}
  .trust-item:first-child{padding-left:22px}
  .section{padding:66px 0}
  .sec-head{flex-direction:column;align-items:flex-start;gap:18px}
  .sec-sub{max-width:none}
  .cat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .prod-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .precision-inner{grid-template-columns:1fr;gap:44px;padding:56px 0 62px}
  .precision-stats{border-left:0;border-top:1px solid rgba(255,255,255,.13)}
  .p-stat{padding-left:22px}
  .app-grid{grid-template-columns:1fr 1fr}
  .news-grid{grid-template-columns:1fr;gap:48px}
  .cta-inner{grid-template-columns:1fr;gap:36px;padding:56px 0 60px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:40px}
  .mobile-bar{display:grid}
  body{padding-bottom:66px}
}
@media (max-width:640px){
  .container{width:calc(100vw - 32px)}
  .topbar{display:none}
  .header-inner{height:70px}
  .header-cta{display:none}
  .logo svg{width:190px}
  .hero h1{font-size:36px;letter-spacing:-.02em;margin-top:18px}
  .hero-desc{font-size:13.5px;line-height:1.9}
  .hero-actions{gap:10px;margin-top:26px}
  .hero-actions .btn{height:46px;padding:0 18px;font-size:12.5px}
  .hero-visual{height:340px}
  .plate{width:min(280px,80%)}
  .ticks{width:360px;height:360px}
  .dial{width:310px;height:310px}
  .dial-arc{width:340px;height:340px}
  .spec-card{left:0;bottom:-8px;padding:12px 15px 13px;min-width:200px}
  .spec-row .v{font-size:16px}
  .spec-name{font-size:13px;margin-bottom:9px}
  .side-label{display:none}
  .hero-metrics{width:100%;justify-content:space-between}
  .hero-metrics .hm{padding:0 12px;flex:1}
  .hero-metrics .hm:first-child{padding-left:0}
  .hero-metrics .v{font-size:19px}
  .hero-metrics .l{font-size:9px}
  .hero-controls{gap:12px}
  .section{padding:54px 0}
  .sec-title{font-size:27px}
  .cat-grid{grid-template-columns:1fr}
  .cat-media{height:180px}
  .prod-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
  .product-media{padding:18px}
  .product-body{padding:13px 13px 14px}
  .product-name{font-size:12.5px;height:39px}
  .chip{font-size:9.5px;padding:3px 6px}
  .filters button{padding:9px 11px;font-size:11.5px}
  .precision .ruler::after{display:none}
  .filters{flex-wrap:nowrap;overflow-x:auto;max-width:100%;scrollbar-width:none}
  .filters::-webkit-scrollbar{display:none}
  .filters button{flex-shrink:0}
  .trust-item h3{font-size:13.5px}
  .hero-metrics .hm:last-child .v small{display:none}
  .precision .big-value{font-size:64px}
  .precision h3{font-size:18px}
  .app-grid{grid-template-columns:1fr}
  .app-card{min-height:0;padding:24px}
  .news-list a{gap:14px}
  .news-list .t{font-size:12.5px}
  .cta-inner h2{font-size:28px}
  .cta-phone{font-size:24px}
  .footer-grid{grid-template-columns:1fr;gap:34px;padding-bottom:34px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

.footer-friends{display:flex;align-items:baseline;gap:22px;padding:22px 0;border-bottom:1px solid rgba(255,255,255,.09);flex-wrap:wrap}
.footer-friends h4{margin:0}.footer-friends>div{display:flex;gap:18px;flex-wrap:wrap}.footer-friends a{font-size:12.5px}.footer-friends a:hover{color:#fff}

/* Brand and footer contact spacing */
.logo{color:var(--ink)}.footer .logo{color:#fff}.logo svg{width:216px}.footer .logo svg{width:206px}.drawer-head .logo svg{width:180px}
.footer-qr{align-items:center;margin:18px 0 14px;gap:14px}.footer-qr img{width:88px;height:88px;flex-shrink:0}.footer-qr span{font-size:13px;line-height:1.8}.footer-qr b{font-size:12px;margin-bottom:4px}.footer-qr a{font-family:var(--mono);font-size:18px;color:#fff;white-space:nowrap}.footer-contact-line{gap:10px;line-height:1.7;margin-top:8px}
@media(max-width:640px){.logo svg{width:190px}}

.footer h4#contact{margin-bottom:16px}.footer h4#contact+.footer-qr{margin-top:0;margin-bottom:16px}