.labs .ch-main{position:relative;z-index:1;padding:clamp(56px,8vw,116px) 0 clamp(80px,11vw,140px)}.labs .ch-shell{width:min(860px,calc(100% - 40px));margin:0 auto}.labs .ch-head{text-align:center;margin:0 0 clamp(40px,5vw,60px)}.labs .ch-title{font-size:clamp(40px,6.4vw,72px);line-height:.98;letter-spacing:-.05em;font-weight:700}.labs .ch-sub{margin:18px auto 0;max-width:54ch;font-size:clamp(16px,2vw,19px);line-height:1.5;letter-spacing:-.015em;color:rgba(5,5,5,.6)}.labs .ch-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.labs .ch-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);padding:clamp(22px,3vw,30px)}.labs .ch-card-title{font-size:22px;letter-spacing:-.035em}.labs .ch-card-desc{margin:11px 0 0;color:rgba(5,5,5,.58);font-size:15px;line-height:1.5;max-width:38ch}.labs .ch-card-action{margin-top:auto;padding-top:24px}.labs .ch-btn{width:100%;min-height:52px;padding:0 20px;display:inline-flex;align-items:center;justify-content:center;gap:9px;border:1px solid var(--ink);background:var(--ink);color:var(--paper);font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;cursor:pointer;transition:transform .18s ease,box-shadow .22s ease}.labs .ch-btn .arrow{transition:transform .2s ease}.labs .ch-btn:hover{transform:translateY(-2px);box-shadow:0 18px 44px rgba(0,0,0,.18)}.labs .ch-btn:hover .arrow{transform:translateX(4px)}.labs .ch-email{display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--paper-2);border:1px solid var(--line);padding:12px 14px;transition:border-color .16s ease,background .16s ease}.labs .ch-email:hover{border-color:var(--ink)}.labs .ch-email.copied{border-color:var(--green)}.labs .ch-email-addr{min-width:0;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-family:var(--mono);font-size:13.5px;color:var(--ink)}.labs .ch-email-addr:hover{color:var(--blue)}.labs .ch-copy{flex:none;display:inline-flex;align-items:center;justify-content:center;min-width:22px;height:22px;padding:0;border:0;background:none;color:rgba(5,5,5,.5);cursor:pointer;transition:color .16s ease}.labs .ch-copy:hover{color:var(--ink)}.labs .ch-copied{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--green)}.labs .ch-secondary{margin-top:clamp(40px,5vw,58px);padding-top:clamp(32px,4vw,44px);border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(2,1fr);gap:30px 44px}.labs .ch-mini-title{font-size:18px;letter-spacing:-.03em}.labs .ch-mini-desc{margin:9px 0 0;color:rgba(5,5,5,.58);font-size:14.5px;line-height:1.5;max-width:42ch}.labs .ch-link{display:inline-flex;align-items:center;gap:7px;margin-top:15px;font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink);cursor:pointer}.labs .ch-link .arrow{transition:transform .2s ease}.labs .ch-link:hover{color:var(--blue)}.labs .ch-link:hover .arrow{transform:translateX(3px)}@media (max-width:720px){.labs .ch-grid,.labs .ch-secondary{grid-template-columns:1fr}.labs .ch-secondary{gap:30px}.labs .ch-card-action{padding-top:20px}}@media (prefers-reduced-motion:reduce){.labs .ch-btn,.labs .ch-btn .arrow,.labs .ch-link .arrow{transition:none}}