:root{--ink:#19211d;--paper:#f4f3ef;--white:#fff;--orange:#f26022;--line:rgba(25,33,29,.16);--muted:#626a65;--shell:min(1280px,calc(100vw - 96px));font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);overflow-x:hidden}figure{margin:0}.shell{width:var(--shell);margin-inline:auto}.quality-stage img{display:block;width:100%;height:auto;object-fit:contain}
.pillar{border-bottom:1px solid var(--line)}.quality-stage{padding-block:clamp(82px,8vw,128px)}.quality-stage-head{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(340px,.72fr);gap:clamp(56px,8vw,128px);align-items:end;margin-bottom:clamp(44px,5vw,72px)}.quality-stage h2{margin:0;max-width:760px;font-size:clamp(46px,5.15vw,78px);line-height:.94;letter-spacing:-.048em;text-transform:uppercase}.quality-stage-head p{max-width:570px;margin:0;color:var(--muted);font-size:clamp(17px,1.35vw,20px);line-height:1.7}
.material-gallery{display:grid;grid-template-columns:minmax(0,1.18fr) minmax(250px,1fr);grid-template-rows:auto auto;gap:16px;align-items:start}.material-gallery figure{min-width:0;overflow:hidden;background:#e8e7e2;border:1px solid var(--line)}.material-gallery .pillar-visual{grid-column:1;grid-row:1}.material-gallery .material-secondary{grid-column:1;grid-row:2}.material-gallery .material-tertiary{grid-column:2;grid-row:1 / span 2;align-self:stretch}.material-gallery img{transition:transform .65s cubic-bezier(.2,.7,.2,1)}.material-gallery figure:hover img{transform:scale(1.012)}
.terms{list-style:none;margin:0;padding:0}.quality-stage-terms{display:grid;margin-top:22px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.quality-stage-terms li{display:flex;align-items:center;min-height:74px;padding:18px 22px;border-right:1px solid var(--line);font-size:13px;font-weight:780;line-height:1.35;letter-spacing:.075em;text-transform:uppercase}.quality-stage-terms li:last-child{border-right:0}.quality-stage-material .quality-stage-terms{grid-template-columns:repeat(3,1fr)}
.pillar-dark{background:var(--ink);color:var(--white);border-color:rgba(255,255,255,.14)}.pillar-dark .quality-stage-head p{color:rgba(255,255,255,.68)}.bonding-gallery{display:flex;justify-content:center;overflow:hidden;background:transparent}.bonding-gallery .portrait{width:min(100%,620px)}.bonding-gallery img{width:100%;height:auto}.bonding-terms{display:grid;grid-template-columns:repeat(3,1fr);margin-top:16px;border:1px solid rgba(255,255,255,.18)}.bonding-terms span{display:flex;align-items:center;min-height:78px;padding:20px 24px;border-right:1px solid rgba(255,255,255,.18);font-size:13px;font-weight:780;line-height:1.35;letter-spacing:.075em;text-transform:uppercase}.bonding-terms span:last-child{border-right:0}
.validation-head{margin-bottom:clamp(44px,5vw,72px)}.validation-gallery{display:grid;grid-template-columns:minmax(250px,.5fr) minmax(0,1fr);gap:18px;align-items:start}.validation-gallery figure{min-width:0;overflow:hidden;background:#e8e7e2;border:1px solid var(--line)}.validation-gallery .rolling{width:100%}.validation-gallery .tensile{width:100%}.validation-side{min-width:0}.validation-terms{grid-template-columns:repeat(2,1fr);margin-top:16px}.validation-terms li:nth-child(2){border-right:0}.validation-terms li:nth-child(-n+2){border-bottom:1px solid var(--line)}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .75s ease,transform .75s cubic-bezier(.2,.7,.2,1)}.reveal.in{opacity:1;transform:none}
@media(max-width:900px){:root{--shell:calc(100vw - 40px)}.quality-stage{padding-block:78px}.quality-stage-head{grid-template-columns:1fr;gap:26px;margin-bottom:42px}.quality-stage h2{max-width:680px;font-size:clamp(44px,8vw,66px)}.quality-stage-head p{max-width:680px}.material-gallery{grid-template-columns:minmax(0,1.12fr) minmax(220px,.88fr)}.validation-gallery{grid-template-columns:minmax(220px,.5fr) minmax(0,1fr)}}
@media(max-width:620px){:root{--shell:calc(100vw - 32px)}.quality-stage{padding-block:64px}.quality-stage-head{gap:22px;margin-bottom:34px}.quality-stage h2{font-size:clamp(38px,11.5vw,52px);line-height:.96}.quality-stage-head p{font-size:16px;line-height:1.65}.material-gallery{grid-template-columns:1fr;gap:12px}.material-gallery .pillar-visual,.material-gallery .material-secondary,.material-gallery .material-tertiary{grid-column:1;grid-row:auto;width:100%;justify-self:stretch}.material-gallery .material-tertiary{width:min(78%,420px);justify-self:center}.quality-stage-material .quality-stage-terms{grid-template-columns:1fr}.quality-stage-terms{margin-top:14px}.quality-stage-terms li{min-height:60px;padding:15px 4px;border-right:0;border-bottom:1px solid var(--line);font-size:12px}.quality-stage-terms li:last-child{border-bottom:0}.bonding-gallery .portrait{width:min(86%,420px)}.bonding-terms{grid-template-columns:1fr}.bonding-terms span{min-height:60px;padding:15px 4px;border-right:0;border-bottom:1px solid rgba(255,255,255,.18);font-size:12px}.bonding-terms span:last-child{border-bottom:0}.validation-gallery{grid-template-columns:1fr;gap:12px}.validation-gallery .rolling{width:min(78%,420px);justify-self:center}.validation-gallery .tensile{width:100%}.validation-terms{grid-template-columns:1fr}.validation-terms li:nth-child(2){border-right:0}.validation-terms li:nth-child(-n+2){border-bottom:1px solid var(--line)}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}.material-gallery img{transition:none}}