@font-face{font-family:Rubik;src:url(/fonts/rubik-latin-wght-normal.woff2) format("woff2");font-weight:300 900;font-display:swap}
@font-face{font-family:"DM Sans";src:url(/fonts/dm-sans-latin-wght-normal.woff2) format("woff2");font-weight:100 1000;font-display:swap}
@font-face{font-family:"Chivo Mono";src:url(/fonts/chivo-mono-latin-400-normal.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Chivo Mono";src:url(/fonts/chivo-mono-latin-600-normal.woff2) format("woff2");font-weight:600;font-display:swap}

:root{
  --yellow:#F4E21B; --yellow-deep:#D8C600; --rubber:#141412; --tread:#232320; --steel:#B9BEC1; --steel-dark:#8E9498;
  --paper:#F7F6EE; --white:#FFFFFF; --ink:#141412; --muted:#55554F; --red:#B82A18; --line:#D9D7C9;
  --head:Rubik,"Arial Black",system-ui,sans-serif; --body:"DM Sans",system-ui,-apple-system,"Segoe UI",sans-serif; --mono:"Chivo Mono",ui-monospace,Consolas,monospace;
  --pad:clamp(16px,4vw,40px); --max:1160px; --ease:cubic-bezier(.22,.8,.24,1);
  --tread-svg:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='44' height='18' viewBox='0 0 44 18'%3E%3Cpath d='M0 18 L7 0 H31 L24 18Z' fill='%23141412'/%3E%3C/svg%3E");
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
html.lock{overflow:hidden}
body{margin:0;background:var(--paper);color:var(--ink);font:400 17px/1.6 var(--body);overflow-x:hidden}
img,svg{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3,h4{font-family:var(--head);line-height:1.04;margin:0;font-weight:800;letter-spacing:-.01em;text-wrap:balance}
p{margin:0 0 1em}
.nb{white-space:nowrap}
.wrap{max-width:var(--max);margin:0 auto;padding-inline:var(--pad)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:8px;top:-60px;background:var(--rubber);color:var(--yellow);padding:10px 14px;z-index:200;border-radius:6px}
.skip:focus{top:8px}
:focus-visible{outline:3px solid var(--rubber);outline-offset:3px;border-radius:4px}
.dark :focus-visible,.drawer :focus-visible,.hero-y :focus-visible.on-dark{outline-color:var(--yellow)}
.eyebrow{font:600 12.5px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;margin:0 0 14px;display:flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:28px;height:10px;background:var(--tread-svg) 0 0/auto 10px repeat-x;flex:none}
.dark .eyebrow::before{filter:invert(1) sepia(1) saturate(6) hue-rotate(10deg) brightness(1.05)}
.h2{font-size:clamp(30px,5.2vw,54px)}
.lede{font-size:clamp(18px,2.2vw,21px);max-width:60ch}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:12px 22px;border-radius:999px;font:700 16px/1 var(--head);text-decoration:none;white-space:nowrap;border:2.5px solid var(--rubber);background:var(--rubber);color:var(--yellow);transition:transform .25s var(--ease),background .2s,color .2s}
.btn:hover{transform:translateY(-2px)}
.btn svg{width:18px;height:18px;flex:none}
.btn.ghost{background:transparent;color:var(--rubber)}
.btn.ghost:hover{background:var(--rubber);color:var(--yellow)}
.btn.y{background:var(--yellow);color:var(--rubber);border-color:var(--yellow)}
.btn.y.ghost{background:transparent;color:var(--yellow)}
.btn.y.ghost:hover{background:var(--yellow);color:var(--rubber)}
.btns{display:flex;flex-wrap:wrap;gap:12px}

/* header */
.site-header{position:sticky;top:0;z-index:60;background:var(--yellow);border-bottom:3px solid var(--rubber)}
.hbar{display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:68px}
.logo{display:flex;align-items:center;gap:9px;text-decoration:none;min-width:0}
.logo svg{width:34px;height:34px;flex:none}
.logo-t{display:flex;flex-direction:column;align-items:flex-start;line-height:1}
.logo-t b{font:800 18px/1 var(--head);text-transform:uppercase;letter-spacing:.01em;white-space:nowrap}
.logo-t i{font:700 9.5px/1 var(--head);font-style:normal;text-transform:uppercase;letter-spacing:.2em;background:var(--paper);border:1.5px solid var(--rubber);border-radius:99px;padding:3px 9px;margin-top:4px;white-space:nowrap}
.hactions{display:flex;align-items:center;gap:8px}
.hcall{min-height:44px;padding:10px 16px;font-size:15px}
.burger{width:46px;height:46px;border-radius:12px;border:2.5px solid var(--rubber);background:transparent;display:grid;place-items:center;cursor:pointer;padding:0;color:var(--rubber)}
.burger span{display:block;width:20px;height:2.5px;background:currentColor;border-radius:2px;position:relative}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:20px;height:2.5px;background:currentColor;border-radius:2px}
.burger span::before{top:-7px}.burger span::after{top:7px}
.hnav{display:none}
@media(min-width:1000px){.hnav{display:flex;gap:4px;margin-left:auto;margin-right:8px}.hnav a{font:600 15px/1 var(--head);text-decoration:none;padding:12px 12px;border-radius:99px}.hnav a:hover,.hnav a[aria-current]{background:var(--rubber);color:var(--yellow)}}
@media(max-width:400px){.logo svg{width:28px;height:28px}.logo-t b{font-size:15px}.logo-t i{font-size:8px;padding:2px 7px}.hcall{padding:9px 12px;font-size:14px}.hcall svg{display:none}.burger{width:42px;height:42px}}

/* drawer */
.scrim{position:fixed;inset:0;background:rgba(10,10,8,.6);opacity:0;pointer-events:none;transition:opacity .3s;z-index:90}
.scrim.open{opacity:1;pointer-events:auto}
.drawer{position:fixed;top:0;right:0;height:100dvh;width:min(92vw,400px);background:var(--rubber);color:var(--paper);z-index:100;transform:translateX(102%);visibility:hidden;transition:transform .4s var(--ease),visibility 0s .4s;display:flex;flex-direction:column;padding:20px;overflow:auto}
.drawer.open{transform:none;visibility:visible;transition:transform .4s var(--ease),visibility 0s}
.drawer-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
.drawer-top b{font:600 12.5px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--yellow)}
.dclose{width:44px;height:44px;border-radius:12px;border:2px solid var(--yellow);background:transparent;color:var(--yellow);font:700 22px/1 var(--head);cursor:pointer}
.drawer nav{display:flex;flex-direction:column}
.drawer nav a{font:800 clamp(26px,7vw,34px)/1.1 var(--head);text-decoration:none;padding:15px 0;border-bottom:2px dashed #3d3d38;display:flex;justify-content:space-between;align-items:center;color:var(--paper)}
.drawer nav a:hover,.drawer nav a[aria-current]{color:var(--yellow)}
.drawer nav a small{font:600 12px/1 var(--mono);color:var(--steel);letter-spacing:.1em}
.drawer-foot{margin-top:auto;padding-top:24px;display:grid;gap:10px;font-size:15px;color:var(--steel)}
.drawer-foot a{text-decoration:none}
.drawer-foot .btn{justify-self:start}

/* hero */
.hero-y{background:var(--yellow);position:relative;overflow-x:clip}
.hero{display:grid;gap:30px;padding-block:clamp(28px,6vw,70px) clamp(60px,9vw,110px);align-items:center}
.hero h1{font-size:clamp(40px,8.6vw,92px);text-transform:uppercase;letter-spacing:-.02em;line-height:.96}
.hero h1 em{font-style:normal;background:var(--rubber);color:var(--yellow);padding:0 .14em;display:inline-block;transform:rotate(-1.2deg);margin-top:.08em}
.pill{display:inline-block;background:var(--paper);border:2px solid var(--rubber);border-radius:99px;font:700 12.5px/1 var(--head);text-transform:uppercase;letter-spacing:.16em;padding:8px 14px;margin-bottom:20px}
.hero .lede{margin-block:22px 26px}
.wheel-wrap{position:relative;width:min(100%,540px);margin-inline:auto;aspect-ratio:1}
.wheel{width:100%;height:100%;overflow:visible}
.wheel-spin{transform-origin:300px 300px;will-change:transform}
.ground{position:absolute;left:-5%;right:-5%;bottom:-3%;height:10px;background:var(--rubber);border-radius:99px;opacity:.9}
@media(min-width:900px){.hero{grid-template-columns:1.1fr .9fr;gap:40px}.hero h1{font-size:clamp(46px,5.6vw,80px)}}
.tread-edge{position:absolute;left:0;right:0;bottom:-22px;height:23px;z-index:2;pointer-events:none;background:linear-gradient(var(--rubber),var(--rubber)) 0 0/100% 5px no-repeat,var(--tread-svg) 0 5px/44px 18px repeat-x}
.tread-edge.top{top:-22px;bottom:auto;transform:scaleY(-1)}
/* sections */
.sec{padding-block:clamp(56px,9vw,110px);position:relative}
.dark{background:var(--rubber);color:var(--paper)}
.dark .muted{color:var(--steel)}
.ybg{background:var(--yellow)}
.muted{color:var(--muted)}
.glance{display:grid;gap:34px;align-items:start}
@media(min-width:900px){.glance{grid-template-columns:1.2fr .8fr;gap:56px}}
.glance .h2{margin-bottom:20px}
.plate{background:var(--rubber);color:var(--paper);border-radius:18px;padding:22px 24px;border:3px solid var(--rubber);box-shadow:8px 8px 0 var(--yellow-deep);position:relative}
.plate::before{content:"";position:absolute;inset:7px;border:1.5px dashed #55554e;border-radius:12px;pointer-events:none}
.plate h3{font:600 12.5px/1 var(--mono);color:var(--yellow);letter-spacing:.14em;text-transform:uppercase;margin-bottom:14px}
.plate dl{margin:0;display:grid;gap:12px;position:relative}
.plate dt{font:600 11.5px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--steel)}
.plate dd{margin:3px 0 0;font:600 17px/1.35 var(--mono);overflow-wrap:anywhere}
.plate a{text-decoration:none;border-bottom:2px solid var(--yellow)}
.plate a:hover{color:var(--yellow)}

/* services tiles */
.tiles{display:grid;gap:16px;margin-top:38px;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr))}
.tile{background:var(--tread);border:2px solid #3a3a35;border-radius:18px;padding:26px 24px 24px;position:relative;overflow:hidden;transition:transform .3s var(--ease),border-color .2s}
.tile:hover{transform:translateY(-4px);border-color:var(--yellow)}
.tile .ico{width:54px;height:54px;color:var(--yellow);margin-bottom:18px}
.tile .n{position:absolute;right:16px;top:12px;font:600 13px/1 var(--mono);color:#6d6d66}
.tile h3{font-size:24px;margin-bottom:8px;color:var(--paper)}
.tile p{margin:0;color:var(--steel);font-size:16px}
.ico{fill:none;stroke:currentColor;stroke-width:3;stroke-linecap:round;stroke-linejoin:round}
.more{margin-top:34px}

/* decoder */
.dec{background:var(--white);border:3px solid var(--rubber);border-radius:22px;padding:clamp(18px,3.5vw,34px);margin-top:34px;box-shadow:10px 10px 0 var(--yellow)}
.dec-top{display:grid;gap:26px}
@media(min-width:900px){.dec-top{grid-template-columns:1fr 330px;align-items:center}}
.fieldrow{display:flex;flex-wrap:wrap;gap:14px;align-items:flex-end}
.field{display:flex;flex-direction:column;gap:6px;flex:1 1 220px;min-width:0}
.field label{font:600 12px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase}
.field input{font:600 clamp(20px,5vw,28px)/1.2 var(--mono);padding:12px 14px;border:3px solid var(--rubber);border-radius:12px;background:var(--paper);color:var(--ink);width:100%;min-width:0;letter-spacing:.02em}
.field input:focus-visible{outline:3px solid var(--yellow-deep);outline-offset:2px}
.field input[aria-invalid=true]{border-color:var(--red)}
.hint{font-size:14px;color:var(--muted);margin:10px 0 0}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.chip{font:600 13.5px/1 var(--mono);padding:9px 12px;border-radius:99px;border:2px solid var(--rubber);background:transparent;cursor:pointer;white-space:nowrap}
.chip:hover{background:var(--rubber);color:var(--yellow)}
.msg{font-weight:600;color:var(--red);min-height:1.4em;margin:10px 0 0;font-size:15px}
.diagram{position:relative;width:min(100%,330px);margin-inline:auto}
.diagram svg{width:100%;height:auto}
.dgr-tire,.dgr-rim,.dgr-hub{transition:r .55s var(--ease)}
.code-row{display:flex;flex-wrap:wrap;gap:6px;margin:26px 0 8px}
.part{font:600 clamp(18px,4.6vw,30px)/1 var(--mono);padding:10px 12px;border-radius:10px;background:var(--rubber);color:var(--paper);border:3px solid var(--rubber);cursor:pointer;transition:background .2s,color .2s,transform .2s}
.part[aria-pressed=true],.part:hover{background:var(--yellow);color:var(--rubber);transform:translateY(-3px)}
.part small{display:block;font:600 9.5px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;margin-top:6px;opacity:.75}
.cards{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr));margin-top:18px}
.card{background:var(--paper);border:2px solid var(--line);border-radius:14px;padding:16px 18px;transition:border-color .2s,background .2s}
.card.hl{border-color:var(--rubber);background:#FBF6B8}
.card .k{margin:0 0 8px;font:600 12px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.card strong{display:block;font:800 22px/1.15 var(--head)}
.card p{margin:6px 0 0;font-size:15px;color:var(--muted)}
.compare{margin-top:30px;border-top:3px dashed var(--line);padding-top:24px}
.result{background:var(--rubber);color:var(--paper);border-radius:14px;padding:16px 18px;margin-top:16px;font-size:16px}
.result b{color:var(--yellow)}
.result.ok b{color:#9FE08A}
.dotbox{display:grid;gap:22px;margin-top:30px;border-top:3px dashed var(--line);padding-top:24px}
@media(min-width:800px){.dotbox{grid-template-columns:1fr 1fr}}
.dot-out{font-size:17px}
.age-bar{height:14px;border-radius:99px;background:var(--line);overflow:hidden;margin:12px 0 6px;position:relative}
.age-bar i{position:absolute;left:0;top:0;bottom:0;background:var(--rubber);border-radius:99px;transition:width .6s var(--ease)}
.age-bar i.warn{background:var(--red)}
.age-scale{display:flex;justify-content:space-between;font:600 11px/1 var(--mono);color:var(--muted)}

/* brands */
.marq{overflow:hidden;border-block:3px solid var(--rubber);background:var(--yellow);padding-block:18px}
.marq-track{display:flex;gap:44px;width:max-content;animation:marq 38s linear infinite}
.marq-track span{font:800 clamp(30px,6vw,56px)/1 var(--head);text-transform:uppercase;display:flex;align-items:center;gap:44px;white-space:nowrap}
.marq-track span::after{content:"";width:34px;height:34px;border-radius:50%;border:7px solid var(--rubber);box-shadow:inset 0 0 0 5px var(--yellow),inset 0 0 0 9px var(--rubber)}
@keyframes marq{to{transform:translateX(-50%)}}
.brandnote{font-size:14px;color:var(--muted);margin:12px 0 0;text-align:center}

/* proof */
.proof{display:grid;gap:34px;align-items:center}
@media(min-width:900px){.proof{grid-template-columns:.9fr 1.1fr;gap:60px}}
.signphoto{border-radius:20px;overflow:hidden;border:3px solid var(--rubber);box-shadow:10px 10px 0 var(--yellow-deep);transform:rotate(-1.4deg)}
.signphoto img{width:100%;height:auto}
.quote{border-left:8px solid var(--yellow-deep);padding:6px 0 6px 22px;margin:22px 0}
.quote p{font:700 clamp(21px,3vw,28px)/1.25 var(--head);margin:0}

/* faq */
.faq{margin-top:30px;display:grid;gap:12px;max-width:860px}
.faq details{background:var(--white);border:2.5px solid var(--rubber);border-radius:14px;overflow:hidden}
.faq summary{cursor:pointer;list-style:none;font:700 19px/1.25 var(--head);padding:18px 54px 18px 20px;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:18px;top:50%;translate:0 -50%;font:700 28px/1 var(--head);transition:rotate .3s var(--ease)}
.faq details[open] summary::after{rotate:45deg}
.faq details[open] summary{background:var(--yellow)}
.faq .ans{padding:6px 20px 20px}
.faq .ans p:last-child{margin-bottom:0}

/* cta */
.cta{background:var(--yellow);text-align:center}
.cta h2{font-size:clamp(32px,6vw,66px);text-transform:uppercase;margin-bottom:18px}
.cta .btns{justify-content:center}
.cta p{max-width:52ch;margin-inline:auto}

/* page head */
.phead{background:var(--yellow);position:relative;padding-block:clamp(36px,7vw,80px) clamp(54px,8vw,96px);overflow-x:clip}
.phead h1{font-size:clamp(36px,7vw,76px);text-transform:uppercase;letter-spacing:-.02em;max-width:18ch}
.phead .lede{margin-top:18px}
.crumbs{font:600 12.5px/1 var(--mono);letter-spacing:.08em;margin-bottom:22px}
.crumbs a{text-decoration:none;border-bottom:2px solid var(--rubber)}
.phead-wheel{position:absolute;right:-90px;top:50%;width:360px;translate:0 -50%;opacity:.14;pointer-events:none}
@media(max-width:700px){.phead-wheel{width:240px;right:-90px}}

/* service rows */
.rows{display:grid;gap:0;margin-top:20px}
.row{display:grid;gap:14px 40px;padding-block:34px;border-top:3px dashed var(--line);align-items:start}
.row:first-child{border-top:0}
@media(min-width:900px){.row{grid-template-columns:.9fr 1.1fr}}
.row-h{display:flex;gap:18px;align-items:center}
.row-h .ico{width:62px;height:62px;flex:none;background:var(--rubber);color:var(--yellow);padding:11px;border-radius:16px}
.row-h h2{font-size:clamp(26px,4vw,38px)}
.row-h .no{font:600 12.5px/1 var(--mono);color:var(--muted);letter-spacing:.12em;margin-bottom:8px}
.tip{background:var(--white);border:2px dashed var(--rubber);border-radius:12px;padding:12px 16px;font-size:15.5px;margin-top:14px}
.tip b{font:600 11.5px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;display:block;margin-bottom:6px}

/* contact */
.cgrid{display:grid;gap:30px;margin-top:10px}
@media(min-width:900px){.cgrid{grid-template-columns:1fr 1fr}}
.panel{background:var(--white);border:3px solid var(--rubber);border-radius:20px;padding:26px}
.panel h2{font-size:28px;margin-bottom:14px}
.panel ul{margin:0 0 18px;padding:0;list-style:none;display:grid;gap:10px}
.panel li{display:flex;gap:10px;flex-wrap:wrap}
.panel li{flex-direction:column;gap:2px}.panel li .em{font-size:15px;overflow-wrap:anywhere}@media(min-width:520px){.panel li{flex-direction:row;gap:10px}.panel li .em{font-size:inherit}}
.panel li b{font:600 12px/1.6 var(--mono);letter-spacing:.1em;text-transform:uppercase;min-width:84px}
.notice{font-size:14.5px;color:var(--muted);margin-top:14px}
.routes{background:var(--rubber);color:var(--paper);border-radius:20px;padding:26px;position:relative;overflow:hidden}
.routes h2{color:var(--yellow);font-size:28px;margin-bottom:14px}
.routes .road{height:10px;margin:18px 0;background:repeating-linear-gradient(90deg,var(--yellow) 0 26px,transparent 26px 52px)}

/* footer */
.foot{background:var(--rubber);color:var(--paper);padding-block:60px 28px;position:relative}
.fgrid{display:grid;gap:34px;margin-bottom:34px}
@media(min-width:800px){.fgrid{grid-template-columns:1.3fr 1fr 1fr}}
.foot h2{font:600 12.5px/1 var(--mono);color:var(--yellow);letter-spacing:.14em;text-transform:uppercase;margin-bottom:16px}
.foot ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.foot a{text-decoration:none}
.foot a:hover{color:var(--yellow)}
.foot .big{font:800 28px/1 var(--head);text-transform:uppercase;margin-bottom:12px}
.foot .small{color:var(--steel);font-size:14.5px;display:flex;flex-wrap:wrap;gap:6px 24px;justify-content:space-between;border-top:2px dashed #3d3d38;padding-top:20px}
.foot .small a{color:var(--paper);border-bottom:2px solid var(--yellow)}

/* intro */
.intro{position:fixed;inset:0;z-index:300;background:var(--yellow);overflow:hidden;display:none}
html.intro-on .intro{display:block}
.intro-word{position:absolute;left:0;right:0;top:50%;translate:0 -64%;text-align:center;font:800 clamp(34px,11.5vw,150px)/.92 var(--head);text-transform:uppercase;letter-spacing:-.02em;padding-inline:4vw;clip-path:inset(0 100% 0 0)}
.intro-word span{display:block}
.intro-word small{display:block;font:600 clamp(11px,2.4vw,18px)/1 var(--mono);letter-spacing:.26em;margin-top:2vh}
.intro-road{position:absolute;left:0;right:0;top:calc(50% + clamp(90px,15vw,190px));height:16px;background:var(--rubber);clip-path:inset(0 100% 0 0)}
.intro-road::after{content:"";position:absolute;inset:4px 0;background:repeating-linear-gradient(90deg,var(--yellow) 0 22px,transparent 22px 44px);opacity:.9}
.intro-tire{position:absolute;left:0;top:calc(50% + clamp(90px,15vw,190px) - clamp(40px,7vw,70px) + 8px);width:clamp(80px,14vw,140px);height:clamp(80px,14vw,140px);will-change:transform}
.intro-skip{position:absolute;right:16px;bottom:16px;background:var(--rubber);color:var(--yellow);border:0;border-radius:99px;font:700 14px/1 var(--head);padding:12px 20px;cursor:pointer;min-height:44px}

/* reveal */
html.js .rv{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
html.js .rv.in{opacity:1;transform:none}
html.js .rv.d1{transition-delay:.08s}html.js .rv.d2{transition-delay:.16s}html.js .rv.d3{transition-delay:.24s}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  html.js .rv{opacity:1;transform:none}
  .intro{display:none!important}
  .marq-track{animation:none;flex-wrap:wrap;width:auto;gap:16px 44px}
}