.lab-hero{padding:72px 0 30px}.lab-hero h1{font-size:clamp(43px,7vw,85px);letter-spacing:-.069em;line-height:1.05;max-width:1060px;margin:23px 0}
.lab-hero p{font-size:16px;line-height:1.8;max-width:875px;color:#c4d7e6}.lab-boundary{border-left:4px solid #8af1d6;background:#163145;padding:15px 18px;font-size:13px!important;border-radius:5px}
.lab-choices{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:25px 0}
.lab-choice{border:1px solid #46627d;background:#162640;border-radius:13px;display:flex;flex-direction:column;gap:8px;align-items:flex-start;color:#e6f5ff;text-align:left;padding:17px;min-height:150px}
.lab-choice.selected{background:#1f4050;border-color:#7fffe3}.lab-choice span{font-size:30px;color:#8dffe4}.lab-choice strong{font-size:15px}.lab-choice small{font-size:10px;letter-spacing:.1em;color:#b8ccdb}
.lab-workspace{margin:70px 0;padding:clamp(15px,3vw,28px);background:#101b31;border:1px solid #3b5874;border-radius:16px}
.lab-heading{display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;margin:20px 0 30px}
.lab-heading h2{font-size:clamp(30px,4vw,47px);letter-spacing:-.04em;margin:0}
.lab-heading p{max-width:710px;color:#bfd1dd;font-size:14px;line-height:1.75}
.lab-state{border:1px solid #4f8791;border-radius:12px;padding:15px 22px;text-align:center;min-width:180px;background:#102b34}
.lab-state small,.lab-state span{display:block;font-size:10px;color:#a6d7d3;letter-spacing:.08em}
.lab-state strong{font-size:38px;color:#a2ffda;display:block}
.lab-layout{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:17px}
.lab-control,.lab-results{background:#0d172b;border:1px solid #324967;padding:clamp(14px,2vw,25px);border-radius:12px;min-width:0}
.lab-control h3,.lab-results h3{margin:4px 0 12px;font-size:20px}
.lab-control>p{font-size:13px;color:#b1c9de}.model-field{background:#14243b;border:1px solid #365371;border-radius:9px;padding:14px;margin:16px 0}
.model-field label{font-size:11px;font-weight:850;color:#c5e7e6;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}
.model-field output{color:#8ef5d9;font-weight:950;font-size:19px}
.model-field input{display:block;width:100%;accent-color:#75eed7;margin:12px 0}
.model-field small{font-size:10px;color:#8fb4c5}.lab-actions{display:flex;flex-wrap:wrap;gap:9px;margin:18px 0}.lab-actions .button{font-size:10px}
.advice{font-size:12px;color:#abedda;border:1px solid #446d73;padding:11px 13px;border-radius:8px;background:#153044}
.result-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}
.result-cell{border:1px solid #3c546e;border-radius:9px;background:#162742;padding:14px;overflow-wrap:anywhere}
.result-cell small{display:block;font-size:9px;letter-spacing:.1em;color:#aac8d9}
.result-cell strong{font-size:clamp(17px,2vw,28px);color:#91ffda}
.lab-meter{margin:26px 0 10px;font-size:11px;font-weight:850;letter-spacing:.1em;color:#b3d4db}
.meter-track{height:14px;border-radius:13px;background:#263e4f;margin-top:12px;overflow:hidden}.meter-track>div{height:100%;width:0;background:linear-gradient(90deg,#6cabff,#75f5c2);transition:width .23s}
.target{font-size:13px;color:#c2d5e3}.lab-chart{margin:15px 0}.lab-chart canvas{width:100%;height:auto;aspect-ratio:640/180;border-radius:10px;border:1px solid #395b6c;background:#0b1b2e}
.model-meta{border-top:1px solid #344d67;padding-top:14px}.model-meta h4{color:#9ef4dd;font-size:10px;letter-spacing:.15em;margin:15px 0 4px}.model-meta p{font-size:12px;color:#c0cedd;line-height:1.7}
.lab-worlds{margin:45px 0 60px}
@media(max-width:920px){.lab-layout{grid-template-columns:1fr}.lab-choices{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:550px){.lab-choices,.result-grid{grid-template-columns:1fr}.lab-workspace{margin:30px 0;padding:12px}.lab-state{width:100%}.lab-hero{padding:36px 0 10px}}
@media(prefers-reduced-motion:reduce){.meter-track>div{transition:none}}