:root{
  --bg:#f6f6f2; --fg:#111; --muted:#727272; --line:#cfcfca;
  --max:1440px; --pad:clamp(22px,3.3vw,54px);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--fg);font-family:Arial,Helvetica,sans-serif;line-height:1.25}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}
header{height:86px;display:grid;grid-template-columns:1fr auto;align-items:center;border-bottom:1px solid var(--line)}
.brand{font-weight:700;letter-spacing:-.04em;font-size:22px}
.toplinks{display:flex;gap:22px;font-size:12px;text-transform:uppercase;letter-spacing:.05em;align-items:center}
.lang-switch{display:flex;gap:8px;align-items:center;margin-left:4px}
.lang-btn{border:0;background:none;padding:0;cursor:pointer;font:inherit;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
.lang-btn.active{color:var(--fg);text-decoration:underline;text-underline-offset:4px}
.lang-sep{color:var(--muted)}
.mobile-nav{display:none}
.page-hero{padding:42px 0 60px;border-bottom:1px solid var(--fg)}
.eyebrow{display:flex;justify-content:space-between;font-size:12px;text-transform:uppercase;letter-spacing:.08em;margin-bottom:70px}
.page-hero h1{margin:0;font-size:clamp(72px,10vw,156px);line-height:.84;letter-spacing:-.075em}
.page-hero .intro{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-top:52px}
.page-hero .intro p{margin:0;max-width:650px;font-size:19px;line-height:1.45}
.page-hero .intro .side{justify-self:end;text-align:right;font-size:12px;text-transform:uppercase;letter-spacing:.06em;line-height:1.6}
.section-head{padding:28px 0 20px;display:flex;justify-content:space-between;border-bottom:1px solid var(--line);font-size:12px;text-transform:uppercase;letter-spacing:.08em}
.listing{display:grid;grid-template-columns:120px 1.4fr .9fr 34px;gap:28px;padding:30px 0 34px;border-bottom:1px solid var(--line);align-items:start}
.listing:hover{padding-left:8px}
.code{font-size:12px;text-transform:uppercase;letter-spacing:.06em}
.listing h2{margin:0;font-size:clamp(30px,3.3vw,50px);line-height:.95;letter-spacing:-.045em}
.listing p{margin:0;max-width:520px;font-size:16px;line-height:1.45}
.arrow{justify-self:end;font-size:20px}
.filters{display:flex;gap:16px;flex-wrap:wrap;padding:18px 0 8px;font-size:11px;text-transform:uppercase;letter-spacing:.08em}
.filters span{border:1px solid var(--line);padding:8px 10px}
.detail{padding:54px 0 80px}
.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px}
.detail h2{margin:0 0 24px;font-size:38px;letter-spacing:-.035em}
.detail p{font-size:17px;line-height:1.55;max-width:650px}
.meta-grid{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);margin-top:30px}
.meta-grid div{padding:14px 0;border-bottom:1px solid var(--line);font-size:12px;text-transform:uppercase;letter-spacing:.06em}
.meta-grid div:nth-child(even){text-align:right}
.callout{margin-top:38px;border-top:1px solid var(--fg);border-bottom:1px solid var(--fg);padding:24px 0;font-size:24px;line-height:1.3;letter-spacing:-.02em}
.dark{background:#111;color:#f4f4ef;margin-top:70px}
.dark .section-head{border-color:#3f3f3f}
.dark .listing{border-color:#3f3f3f}
footer{padding:34px 0 60px;border-top:1px solid var(--line);font-size:12px;text-transform:uppercase;letter-spacing:.06em}
.footgrid{display:grid;grid-template-columns:1fr auto;gap:30px}
@media(max-width:900px){
  header{height:70px}.toplinks{display:none}.mobile-nav{display:block}
  .eyebrow{margin-bottom:48px}.page-hero h1{font-size:clamp(62px,20vw,108px)}
  .page-hero .intro{grid-template-columns:1fr}.page-hero .intro .side{justify-self:start;text-align:left}
  .listing{grid-template-columns:74px 1fr 24px;gap:16px}.listing p{grid-column:2/4}
  .detail-grid{grid-template-columns:1fr}.footgrid{grid-template-columns:1fr}
}

.lab-band{padding:74px 0 88px;border-bottom:1px solid var(--fg)}
.lab-intro{display:grid;grid-template-columns:1fr 1fr;gap:48px;margin-bottom:34px}
.lab-intro h2{margin:0;font-size:clamp(38px,5vw,74px);line-height:.95;letter-spacing:-.055em}
.lab-intro p{margin:0;max-width:650px;font-size:17px;line-height:1.5;align-self:end}
.lab-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border-top:1px solid var(--fg);border-left:1px solid var(--line)}
.lab-card{min-height:330px;padding:24px 26px 28px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;flex-direction:column;justify-content:space-between;transition:background .2s ease,color .2s ease}
.lab-card:hover{background:#111;color:#f6f6f2}
.lab-card .lab-code{font-size:11px;text-transform:uppercase;letter-spacing:.08em}
.lab-card h3{margin:38px 0 16px;font-size:clamp(34px,3.8vw,58px);line-height:.92;letter-spacing:-.055em}
.lab-card p{margin:0;max-width:520px;font-size:15px;line-height:1.45}
.lab-card .lab-meta{display:flex;justify-content:space-between;gap:20px;margin-top:42px;padding-top:14px;border-top:1px solid currentColor;font-size:11px;text-transform:uppercase;letter-spacing:.06em}
.lab-page{padding:48px 0 88px}
.lab-page-grid{display:grid;grid-template-columns:280px 1fr;gap:60px}
.lab-sidebar{position:sticky;top:24px;height:max-content;border-top:1px solid var(--fg)}
.lab-sidebar a,.lab-sidebar div{display:block;padding:12px 0;border-bottom:1px solid var(--line);font-size:12px;text-transform:uppercase;letter-spacing:.06em}
.lab-content h2{font-size:clamp(38px,5vw,72px);line-height:.95;letter-spacing:-.05em;margin:0 0 24px}
.lab-content h3{font-size:28px;letter-spacing:-.03em;margin:52px 0 16px}
.lab-content p{font-size:17px;line-height:1.55;max-width:820px}
.module-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border-top:1px solid var(--fg);border-left:1px solid var(--line);margin-top:30px}
.module-box{min-height:190px;padding:20px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.module-box b{display:block;font-size:12px;text-transform:uppercase;letter-spacing:.06em;margin-bottom:34px}
.module-box strong{display:block;font-size:25px;letter-spacing:-.03em;margin-bottom:10px}
.module-box span{font-size:14px;line-height:1.45;color:var(--muted)}
.pill-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.pill{border:1px solid var(--line);padding:8px 10px;font-size:11px;text-transform:uppercase;letter-spacing:.06em}
.sequence{counter-reset:seq;border-top:1px solid var(--fg);margin-top:26px}
.seq{counter-increment:seq;display:grid;grid-template-columns:72px 1fr 1fr;gap:28px;padding:22px 0;border-bottom:1px solid var(--line)}
.seq:before{content:counter(seq,decimal-leading-zero);font-size:12px;letter-spacing:.08em}
.seq strong{font-size:24px;letter-spacing:-.03em}.seq span{font-size:14px;line-height:1.5;color:var(--muted)}
.launch{display:inline-block;margin-top:28px;border:1px solid var(--fg);padding:13px 16px;font-size:12px;text-transform:uppercase;letter-spacing:.07em}
.note{margin-top:34px;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-size:13px;line-height:1.5;color:var(--muted)}
@media(max-width:900px){.lab-intro,.lab-grid,.lab-page-grid,.module-grid{grid-template-columns:1fr}.lab-sidebar{position:static}.seq{grid-template-columns:52px 1fr}.seq span{grid-column:2}.lab-card{min-height:260px}}