/* Bellbird lightweight leather sneakers, Melbourne. Demonstration store by Cartwright Systems, 19 Sep 2026.
   Poster heroes from flat colour blocks; the colourway sets --c (colour), --ct (text on it). */
:root{--ink:#15161A;--ink2:#4a4b52;--bone:#EFE9DD;--paper:#FBF9F4;--line:rgba(21,22,26,.12);
  --red:#D7261E;--cobalt:#1D3FD9;--butter:#F2D24B;--c:#D7261E;--ct:#fff;
  --disp:"Archivo",Impact,sans-serif;--sans:"DM Sans",system-ui,sans-serif;--gut:clamp(1rem,3.5vw,3rem);--wrap:min(104rem,100% - 2*var(--gut));--ease:cubic-bezier(.2,.7,.2,1)}
[data-cw="red"]{--c:#D7261E;--ct:#fff}[data-cw="cobalt"]{--c:#1D3FD9;--ct:#fff}[data-cw="butter"]{--c:#F2D24B;--ct:#15161A}[data-cw="bone"]{--c:#EFE9DD;--ct:#15161A}[data-cw="ink"]{--c:#15161A;--ct:#fff}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.5;font-size:1.0625rem;overflow-x:hidden}
img{max-width:100%;display:block}a{color:inherit}button{font:inherit;cursor:pointer}
.wrap{width:var(--wrap);margin-inline:auto}.skip{position:absolute;left:-999px;top:0;background:#fff;padding:.5rem 1rem}.skip:focus{left:1rem;z-index:99}
h1,h2,h3{margin:0;font-family:var(--disp);font-weight:900;text-transform:uppercase;letter-spacing:-.01em;line-height:.92;font-variation-settings:"wdth" 112}
.h1{font-size:clamp(3.2rem,11vw,10.5rem)}.h2{font-size:clamp(2.2rem,5.6vw,5.2rem)}.h3{font-size:clamp(1.2rem,2vw,1.6rem)}
.eyebrow{font-weight:700;letter-spacing:.2em;text-transform:uppercase;font-size:.72rem}
.lede{font-size:clamp(1.05rem,1.4vw,1.25rem);color:var(--ink2);max-width:42ch}
.btn{display:inline-flex;align-items:center;gap:.6rem;border:0;padding:1rem 1.5rem;font-weight:800;text-transform:uppercase;letter-spacing:.06em;font-size:.85rem;text-decoration:none;background:var(--ink);color:#fff;transition:transform .25s var(--ease),background .25s var(--ease)}
.btn:hover{transform:translate(-2px,-2px);box-shadow:4px 4px 0 var(--butter)}
.btn--c{background:var(--c);color:var(--ct)}.btn--white{background:#fff;color:var(--ink)}.btn--line{background:transparent;border:2px solid currentColor}
/* top + nav */
.topbar{background:var(--cobalt);color:#fff;text-align:center;font-size:.78rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;padding:.5rem var(--gut)}
.nav{position:sticky;top:0;z-index:40;background:var(--paper);border-bottom:2px solid var(--ink)}
.nav-in{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:1rem;padding-block:.8rem}
.nav ul{display:flex;gap:1.4rem;list-style:none;margin:0;padding:0}.nav ul a{text-decoration:none;font-weight:700;font-size:.9rem;text-transform:uppercase;letter-spacing:.08em}
.nav .fit{background:var(--butter);padding:.3rem .7rem;border-radius:999px}
.brand{font-family:var(--disp);font-weight:900;font-size:1.7rem;text-transform:uppercase;letter-spacing:-.02em;text-decoration:none;justify-self:center;display:inline-flex;align-items:center;gap:.45rem}
.brand svg{width:1.4rem;height:1.4rem}
.nav .right{justify-self:end;display:flex;gap:1rem;align-items:center;font-weight:700;font-size:.9rem;text-transform:uppercase;letter-spacing:.08em}
.nav .right a{text-decoration:none}
@media (max-width:56rem){.nav ul{display:none}.nav-in{grid-template-columns:auto 1fr}.brand{justify-self:start}}
/* poster hero */
.hero{background:var(--red);color:#fff;position:relative;overflow:hidden;isolation:isolate}
.hero .blk{position:absolute;z-index:-1}
.hero .blk--b{background:var(--cobalt);left:0;top:0;width:22vw;height:38%}.hero .blk--y{background:var(--butter);left:0;bottom:0;width:38vw;height:22%}
.hero .blk--g{display:none}
.hero-in{display:grid;grid-template-columns:1fr;gap:1.5rem;padding-block:clamp(2.5rem,6vw,5rem) 0;min-height:min(88vh,56rem);align-items:end}
@media (min-width:60rem){.hero-in{grid-template-columns:1fr 1fr;align-items:stretch;gap:2rem}.hero-in > .reveal:first-child{align-self:center;padding-bottom:clamp(2rem,5vw,4rem)}}
.hero-art{background:var(--red);overflow:hidden;min-height:24rem;border:4px solid #fff;border-bottom:0}.hero-art img{width:100%;height:100%;object-fit:cover;object-position:40% 50%}
.hero .h1 span{display:block}.hero .h1 .y{color:var(--butter)}
.hero .lede{color:rgba(255,255,255,.9);text-transform:none}
.hero-actions{display:flex;gap:.8rem;flex-wrap:wrap;margin-top:1.4rem}
.hero-meta{display:flex;gap:.5rem;flex-wrap:wrap;margin-top:1.2rem;font-size:.78rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.hero-meta span{background:var(--ink);color:#fff;padding:.35rem .6rem}
/* strip */
.strip{background:var(--ink);color:var(--paper);overflow:hidden;border-top:2px solid var(--ink)}
.strip .mq{display:flex;gap:0;white-space:nowrap;width:max-content;animation:mq 30s linear infinite;font-family:var(--disp);font-weight:900;font-size:clamp(1.4rem,3vw,2.4rem);text-transform:uppercase;padding:.6rem 0}
.strip .mq span{padding-inline:1.5rem}.strip .mq span:nth-child(odd){color:var(--butter)}@keyframes mq{to{transform:translateX(-50%)}}
/* colourways */
.sec{padding-block:clamp(3rem,8vw,7rem)}
.sec-head{display:flex;justify-content:space-between;align-items:end;gap:2rem;flex-wrap:wrap;margin-bottom:clamp(1.5rem,3vw,2.5rem)}
.cws{display:grid;grid-template-columns:repeat(2,1fr);gap:2px;background:var(--ink);border:2px solid var(--ink)}
@media (min-width:52rem){.cws{grid-template-columns:repeat(5,1fr)}}
.cw{display:block;text-decoration:none;background:var(--c);color:var(--ct);position:relative;overflow:hidden}
.cw img{aspect-ratio:1;object-fit:cover;width:100%;transition:transform .7s var(--ease)}.cw:hover img{transform:scale(1.05)}
.cw .cw-b{padding:.9rem 1rem 1.1rem;display:flex;justify-content:space-between;align-items:end;font-weight:800;text-transform:uppercase;letter-spacing:.06em;font-size:.8rem}
.cw .cw-b b{font-family:var(--disp);font-size:1.1rem;display:block;letter-spacing:0}
/* quiet section (Atoms) */
.quiet{background:var(--bone)}
.quiet-in{display:grid;gap:2rem;padding-block:clamp(3rem,8vw,7rem);align-items:center}
@media (min-width:60rem){.quiet-in{grid-template-columns:1.2fr .8fr}}
.quiet img{width:100%;aspect-ratio:3/2;object-fit:cover}
.quiet h2{text-transform:none;font-family:var(--sans);font-weight:500;letter-spacing:-.02em;line-height:1.15;font-size:clamp(1.8rem,3.6vw,3rem);font-variation-settings:normal}
.quiet p{color:var(--ink2);max-width:40ch}
.specs{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-top:1.6rem}.specs b{display:block;font-family:var(--disp);font-size:clamp(1.6rem,3vw,2.6rem);text-transform:uppercase}.specs small{color:var(--ink2);font-weight:600}
/* fit finder */
.fit-sec{background:var(--butter);color:var(--ink)}
.fit-in{display:grid;gap:2rem;padding-block:clamp(3rem,7vw,6rem);align-items:start}
@media (min-width:60rem){.fit-in{grid-template-columns:.9fr 1.1fr}}
.fit-form{background:#fff;border:2px solid var(--ink);padding:1.4rem;display:grid;gap:1rem;box-shadow:8px 8px 0 var(--ink)}
.fit-form label{font-weight:800;text-transform:uppercase;letter-spacing:.08em;font-size:.75rem;display:grid;gap:.4rem}
.fit-form select,.fit-form input{font:inherit;padding:.75rem .9rem;border:2px solid var(--ink);background:#fff;border-radius:0}
.fit-out{background:var(--ink);color:#fff;padding:1rem 1.2rem;font-weight:700;min-height:3.4rem}
.fit-out b{color:var(--butter);font-family:var(--disp);font-size:1.5rem;text-transform:uppercase}
/* craft rows */
.craft{display:grid;gap:2px;background:var(--ink);border:2px solid var(--ink)}
@media (min-width:56rem){.craft{grid-template-columns:1fr 1fr}}
.craft > div{background:var(--paper);padding:clamp(1.4rem,3vw,2.6rem)}
.craft img{aspect-ratio:4/5;object-fit:cover;width:100%}
.craft .list{display:grid;gap:1.1rem}.craft .list div{border-top:2px solid var(--ink);padding-top:.8rem}.craft .list b{font-family:var(--disp);font-size:1.3rem;text-transform:uppercase;display:block}.craft .list p{margin:.3rem 0 0;color:var(--ink2)}
/* reviews */
.reviews{display:grid;grid-template-columns:repeat(auto-fit,minmax(15rem,1fr));gap:1rem}
.rv{border:2px solid var(--ink);padding:1.2rem;background:#fff}.rv .stars{color:var(--red);letter-spacing:.1em;font-size:.9rem}.rv h4{margin:.5rem 0 .3rem;font-family:var(--disp);font-size:1.1rem;text-transform:uppercase}.rv p{margin:0;color:var(--ink2);font-size:.95rem}.rv small{display:block;margin-top:.7rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;font-size:.72rem}
.note{font-size:.8rem;color:var(--ink2);margin-top:1rem}
/* footer */
.foot{background:var(--ink);color:var(--paper)}
.foot-in{display:grid;gap:2rem;padding-block:clamp(2.5rem,6vw,4.5rem);grid-template-columns:repeat(auto-fit,minmax(12rem,1fr))}
.foot h4{margin:0 0 .8rem;font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--butter)}.foot ul{list-style:none;margin:0;padding:0;display:grid;gap:.45rem}.foot a{text-decoration:none;color:rgba(251,249,244,.8)}
.foot .brand{font-size:2rem;color:#fff}.foot-legal{border-top:1px solid rgba(255,255,255,.15);padding-block:1.2rem;font-size:.78rem;color:rgba(251,249,244,.7);display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s var(--ease),transform .6s var(--ease)}.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}.strip .mq{animation:none}}
/* product page */
.pdp{display:grid;gap:2rem;padding-block:clamp(1.5rem,4vw,3rem)}
@media (min-width:60rem){.pdp{grid-template-columns:1.2fr .8fr;align-items:start}}
.pdp-gal{display:grid;grid-template-columns:1fr 1fr;gap:2px;background:var(--ink);border:2px solid var(--ink)}
.pdp-gal img{aspect-ratio:1;object-fit:cover;width:100%;background:var(--c)}.pdp-gal img:first-child{grid-column:1/-1;aspect-ratio:4/3}
.buy{position:sticky;top:5rem;display:grid;gap:1rem}
.buy .price{font-family:var(--disp);font-size:2.2rem;text-transform:uppercase}.buy .price small{font-family:var(--sans);font-size:.85rem;color:var(--ink2);text-transform:none;margin-left:.5rem;font-weight:600}
.sw{display:flex;gap:.5rem;flex-wrap:wrap}.sw button{width:2.6rem;height:2.6rem;border:2px solid var(--ink);background:var(--sc);cursor:pointer}.sw button[aria-pressed="true"]{outline:3px solid var(--butter);outline-offset:2px}
.sizes{display:grid;grid-template-columns:repeat(6,1fr);gap:.4rem}.sizes button{border:2px solid var(--ink);background:#fff;padding:.6rem 0;font-weight:700}.sizes button[aria-pressed="true"]{background:var(--ink);color:#fff}
.trust{display:flex;gap:1rem;flex-wrap:wrap;font-size:.8rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:var(--ink2)}
.acc details{border-top:2px solid var(--ink);padding:.8rem 0}.acc summary{font-weight:800;cursor:pointer;text-transform:uppercase;letter-spacing:.06em;font-size:.85rem}.acc p{color:var(--ink2);margin:.5rem 0 0}
/* lookbook page */
.look-hero{background:var(--cobalt);color:#fff;padding-block:clamp(3rem,8vw,6rem)}
.look-grid{display:grid;gap:2px;background:var(--ink);border:2px solid var(--ink);grid-template-columns:repeat(2,1fr)}
@media (min-width:56rem){.look-grid{grid-template-columns:repeat(3,1fr)}}
.look-grid figure{margin:0;background:var(--paper)}.look-grid img{width:100%;aspect-ratio:1;object-fit:cover}.look-grid figcaption{padding:.8rem 1rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;font-size:.75rem}
.look-grid .wide{grid-column:span 2}.look-grid .wide img{aspect-ratio:2/1}