/* Layout: garage-wall single page — full-bleed dark bands, a light "studio floor" panel holding the bike photo, parts on a spec-sheet grid. */
:root{
  --bg:#131211; --panel:#1c1a19; --panel-2:#252220; --line:#35302c;
  --fg:#f3efea; --muted:#a39a92; --red:#d71f2b; --red-hi:#ee3540; --gold:#e0a91f;
  --studio:#e6e6e6; --studio-ink:#1a1817;
  --display:"Big Shoulders Display","Arial Narrow",Impact,sans-serif;
  --body:"Barlow","Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --label:"Barlow Semi Condensed","Arial Narrow","Segoe UI",sans-serif;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{margin:0;background:var(--bg);color:var(--fg);font:400 17px/1.6 var(--body);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.wrap{max-width:1180px;margin:0 auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
.label{font:600 13px/1 var(--label);letter-spacing:.14em;text-transform:uppercase}

/* header */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:10;background:rgba(19,18,17,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:20px;min-height:64px;flex-wrap:wrap;padding-block:8px}
.brand{display:flex;align-items:baseline;gap:8px;text-decoration:none;margin-right:auto}
.brand b{font:900 28px/1 var(--display);letter-spacing:.01em;text-transform:uppercase}
.brand b i{font-style:normal;color:var(--red)}
.brand span{font:700 13px/1 var(--label);letter-spacing:.14em;color:var(--gold)}
.nav{display:flex;align-items:center;gap:6px 22px;flex-wrap:wrap}
.nav a{font:600 14px/1 var(--label);letter-spacing:.1em;text-transform:uppercase;text-decoration:none;color:var(--muted);padding:6px 0}
.nav a:hover,.nav a[aria-current]{color:var(--fg)}
.nav a.reddit{color:var(--fg);border:1px solid var(--line);padding:9px 14px;display:inline-flex;gap:8px;align-items:center}
.nav a.reddit:hover{border-color:var(--red);color:var(--fg)}
.nav a.reddit svg{width:16px;height:16px;fill:var(--red)}
@media (max-width:760px){.nav{gap:4px 16px}.nav a{font-size:13px}.nav .legal{display:none}}

/* hero */
.hero{padding-block:56px 0;position:relative;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:48px;align-items:center}
.hero h1{font:900 clamp(56px,8.6vw,120px)/.84 var(--display);text-transform:uppercase;letter-spacing:-.005em;margin:14px 0 22px;text-wrap:balance}
.hero h1 em{font-style:normal;color:var(--red);display:block}
.hero p.lede{font-size:19px;color:#d8d1ca;max-width:34ch;margin:0 0 28px}
.eyebrow{color:var(--gold)}
.ctas{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:10px;font:700 15px/1 var(--label);letter-spacing:.12em;text-transform:uppercase;text-decoration:none;padding:16px 22px;border:1px solid var(--line);color:var(--fg);transition:background .15s,border-color .15s}
.btn:hover{border-color:var(--fg)}
.btn.primary{background:var(--red);border-color:var(--red)}
.btn.primary:hover{background:var(--red-hi);border-color:var(--red-hi)}
.btn .arr{transition:transform .15s}.btn:hover .arr{transform:translateX(3px)}

.show{margin:0;min-width:0}
.slides{position:relative;aspect-ratio:4/3;max-width:100%;overflow:hidden;background:var(--panel)}
.slide{position:absolute;inset:0;opacity:0;transition:opacity .9s ease}
.slide.is-on{opacity:1}
.slide img{width:100%;height:100%}
.slide.scene img{object-fit:cover;transform:scale(1.06);transition:transform 7s ease-out}
.slide.scene.is-on img{transform:scale(1)}
.slide.product{background:#fff}
.slide.product img{object-fit:contain;padding:6% 6% 4%;transform:translateX(4%);transition:transform 1.2s cubic-bezier(.2,.7,.2,1)}
.slide.product.is-on img{transform:none}
.tabs{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:14px}
.tabs button{all:unset;cursor:pointer;display:grid;gap:6px;color:var(--muted)}
.tabs button:focus-visible{outline:2px solid var(--gold);outline-offset:4px}
.tabs .bar{height:3px;background:var(--line);overflow:hidden}
.tabs .bar i{display:block;height:100%;width:0;background:var(--red)}
.tabs button.is-on{color:var(--fg)}
.tabs button.is-on .bar i{width:100%}
.tabs.auto button.is-on .bar i{animation:fill 6s linear}
.tabs b{font:700 16px/1.1 var(--label);letter-spacing:.06em;text-transform:uppercase}
.tabs small{font:500 13px/1 var(--label);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
@keyframes fill{from{width:0}to{width:100%}}
.vspecs{margin:0 0 18px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border-top:1px solid var(--line)}
.vspecs div{padding:10px 0;border-bottom:1px solid var(--line)}
.vspecs div:last-child{grid-column:1/-1}
.vspecs dt{font:600 12px/1 var(--label);letter-spacing:.14em;text-transform:uppercase;color:var(--gold);margin-bottom:5px}
.vspecs dd{margin:0}
.studio img{width:100%;height:100%;object-fit:cover}
.studio .tag{position:absolute;left:0;bottom:0;background:var(--studio-ink);color:var(--fg);padding:10px 14px}
.studio .tag b{color:var(--gold)}

/* spec strip */
.specs{margin-top:56px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--panel)}
.specs ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}
.specs li{padding:22px 20px;border-left:1px solid var(--line);display:flex;flex-direction:column;gap:8px}
.specs li:first-child{border-left:0;padding-left:0}
.specs .v{font:800 30px/1 var(--display);text-transform:uppercase}
.specs .k{color:var(--muted)}
@media (max-width:860px){.hero .wrap{grid-template-columns:1fr;gap:36px}.specs ul{grid-template-columns:repeat(2,minmax(0,1fr))}.specs li:nth-child(3){border-left:0;padding-left:0}.specs li:nth-child(n+3){border-top:1px solid var(--line)}}

/* sections */
section.band{padding-block:88px}
.sec-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px 48px;align-items:end;margin-bottom:40px}
.sec-head h2{font:900 clamp(44px,6vw,76px)/.9 var(--display);text-transform:uppercase;margin:12px 0 0;text-wrap:balance}
.sec-head p{color:var(--muted);margin:0;max-width:52ch}
@media (max-width:760px){.sec-head{grid-template-columns:1fr}}

.legend{display:flex;flex-wrap:wrap;gap:10px 22px;margin-bottom:28px;color:var(--muted)}
.legend span{display:inline-flex;align-items:center;gap:8px}
.chip{display:inline-flex;align-items:center;gap:6px;font:700 12px/1 var(--label);letter-spacing:.12em;text-transform:uppercase;padding:6px 9px;border:1px solid currentColor}
.chip.off{color:var(--red-hi)}
.wr{display:inline-flex;align-items:center;gap:2px;padding:5px 9px;border:1px solid currentColor;line-height:1;white-space:nowrap}
.wr svg{width:14px;height:14px;flex:none;display:block}
.wr b{font:700 12px/1 var(--label);letter-spacing:.12em;text-transform:uppercase;margin-left:6px;color:inherit}
.buy p.fine{font-size:14px;color:var(--muted)}

.group{margin-top:44px}
.group h3{display:flex;align-items:center;gap:14px;font:800 26px/1 var(--display);text-transform:uppercase;margin:0 0 18px}
.group h3::after{content:"";flex:1;height:1px;background:var(--line)}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
@media (max-width:860px){.grid{grid-template-columns:1fr}}
.part{background:var(--panel);border:1px solid var(--line);display:grid;grid-template-columns:180px minmax(0,1fr)}
.part .thumb{background:#fff;display:flex;align-items:center;justify-content:center;padding:16px;min-height:180px}
.part .thumb img{max-height:150px;width:auto;object-fit:contain}
.part .thumb.empty{background:var(--panel-2);color:var(--muted);font:800 44px/1 var(--display)}
.part .body{padding:22px 22px 20px;display:flex;flex-direction:column;gap:12px;min-width:0}
.part h4{font:700 22px/1.15 var(--label);margin:0;letter-spacing:.01em}
.part p{margin:0;color:#cfc7bf;font-size:16px}
.part .chips{display:flex;flex-wrap:wrap;gap:6px}
.part .pairs{font-size:14px;color:var(--muted)}
.part .pairs b{color:var(--fg);font-weight:600}
.part .go{margin-top:auto;align-self:flex-start;font:700 14px/1 var(--label);letter-spacing:.12em;text-transform:uppercase;color:var(--fg);text-decoration:none;border-bottom:2px solid var(--red);padding-bottom:4px}
.part .go:hover{color:var(--red-hi)}
@media (max-width:520px){.part{grid-template-columns:1fr}.part .thumb{min-height:160px}}

/* exhaust build sheet */
.sheet{margin-top:44px;border:1px dashed var(--gold);padding:26px 28px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);gap:20px 40px;align-items:center}
.sheet h3{font:800 28px/1 var(--display);text-transform:uppercase;margin:10px 0 0}
.sheet ol{margin:0;padding:0;list-style:none;counter-reset:s;display:grid;gap:10px}
.sheet li{counter-increment:s;display:flex;gap:14px;align-items:baseline}
.sheet li::before{content:counter(s);font:800 22px/1 var(--display);color:var(--gold);min-width:18px}
@media (max-width:760px){.sheet{grid-template-columns:1fr}}

/* buy */
.buy{background:var(--panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.buy .wrap{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,5fr);gap:48px;align-items:center}
.buy .photo{background:#fff}
.buy .photo img{width:100%;aspect-ratio:4/3;object-fit:contain;padding:5%}
.buy h2{font:900 clamp(44px,6vw,76px)/.9 var(--display);text-transform:uppercase;margin:12px 0 18px}
.buy p{color:#d8d1ca;margin:0 0 16px;max-width:46ch}
.twin{display:flex;gap:12px;flex-wrap:wrap;margin:6px 0 26px}
.twin div{border:1px solid var(--line);padding:12px 16px}
.twin b{display:block;font:800 22px/1 var(--display);text-transform:uppercase}
.twin small{color:var(--muted)}
@media (max-width:860px){.buy .wrap{grid-template-columns:1fr}}

/* community */
.community .wrap{display:flex;gap:28px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.community h2{font:900 clamp(40px,5vw,64px)/.92 var(--display);text-transform:uppercase;margin:10px 0 10px}
.community p{margin:0;color:var(--muted);max-width:50ch}

/* footer */
footer{border-top:1px solid var(--line);padding-block:44px 52px;color:var(--muted);font-size:14px}
footer .wrap{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:28px}
footer nav{display:flex;flex-direction:column;gap:10px;align-items:flex-start}
footer nav a{text-decoration:none}footer nav a:hover{color:var(--fg)}
footer p{margin:0 0 10px;max-width:70ch}
@media (max-width:760px){footer .wrap{grid-template-columns:1fr}}

/* legal pages */
.doc{padding-block:64px 88px}
.doc .inner{max-width:720px}
.doc h1{font:900 clamp(52px,8vw,96px)/.9 var(--display);text-transform:uppercase;margin:12px 0 10px}
.doc .updated{color:var(--muted);margin:0 0 36px}
.doc h2{font:700 21px/1.3 var(--label);letter-spacing:.02em;margin:36px 0 10px;color:var(--fg)}
.doc p,.doc li{color:#d3cbc3}
.doc ul{padding-left:20px}
.doc li{margin-bottom:6px}
.doc .back{display:inline-block;margin-top:40px}