/* Academic instrument: paper, oxblood, brass. All changes stay inside the Lab. */
.research-lab{
  --lab-paper:#fffaf0;--lab-parchment:#fff6d8;--lab-wine:#4e0602;
  --lab-ruby:#851606;--lab-brass:#c18a28;--lab-rule:#e7d5af;
  --lab-shadow:0 3px 12px #4e06020b,0 16px 36px #4e060206;
  font-size:14px;padding:0;
}
.lab-route .content-stage{background:#fff6d8;background-image:radial-gradient(ellipse at 90% 0,#ffe6a630,transparent 55%)}
.research-lab>.rl-header{align-items:center;gap:24px;padding:8px 0 20px;border-bottom:1px solid var(--lab-rule);margin-bottom:18px}
.research-lab .rl-header>div:first-child{position:relative;padding-left:74px}
.research-lab h1{font-size:clamp(28px,2.45vw,46px);line-height:1.15;margin-bottom:6px;letter-spacing:-.035em}
.research-lab .rl-subtitle{font:16px/1.5 Arial,Helvetica,sans-serif;color:#815f47}
.research-lab .rl-header .rl-brand-mark{position:absolute;left:0;top:50%;width:59px;height:59px;transform:translateY(-50%);color:var(--lab-wine)}
.research-lab .rl-brand-mark .rl-brand-gold{stroke:var(--lab-brass)}
.research-lab .rl-engine{min-width:170px;padding:0 0 0 24px;border-left:1px solid var(--lab-rule);gap:8px}
.research-lab .rl-engine>span{font-size:11px;color:#75553e;position:relative;padding-left:13px}
.research-lab .rl-engine>span::before{content:'';width:6px;height:6px;position:absolute;left:0;top:6px;border-radius:50%;background:#a07831}
.research-lab .rl-engine:has(button:disabled)>span::before{background:#527847;box-shadow:0 0 0 3px #52784712}
.research-lab .rl-engine .rl-button{display:flex;align-items:center;gap:9px;min-height:32px;padding:5px 11px;font-size:12px;border-radius:5px}
.research-lab .rl-engine .rl-button:disabled{background:#fffaf0;border-color:#e7d5af;color:#6e271a}
.research-lab>.rl-tabs-row{display:flex;align-items:center;gap:20px;border:0;margin-bottom:20px;min-width:0}
.research-lab .rl-tabs{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:8px;flex:1;min-width:0}
.research-lab .rl-tabs button{display:flex;align-items:center;justify-content:center;gap:9px;min-height:54px;padding:11px 10px;border:1px solid var(--lab-rule);border-radius:8px;background:var(--lab-paper);color:#683a2b;font:600 14px/1.3 Georgia,serif;box-shadow:0 2px 4px #4e060203;transition:border-color .18s,box-shadow .18s}
.research-lab .rl-tabs button>span{font:11px/1.3 Arial,sans-serif;opacity:.7}
.research-lab .rl-tabs button>.rl-design-icon{width:19px;height:19px;flex-shrink:0}
.research-lab .rl-tabs button[aria-selected=true]{color:#fff5d8;background:linear-gradient(130deg,#761005,#4e0602);border-color:#751306;box-shadow:inset 0 -3px #d5a13c,0 4px 9px #4e06021a}
.research-lab .rl-tabs button:hover:not([aria-selected=true]){border-color:#c18a28;background:#fff0cb}
.research-lab .rl-tabs button.is-complete>span::after{color:inherit;top:-10px;right:-4px}
.research-lab .rl-progress{--lab-progress:0%;flex:0 0 160px;margin:0!important;padding:0 0 15px 18px;border-left:1px solid var(--lab-rule);color:#704c36;font-size:11px;position:relative;text-align:left}
.research-lab .rl-progress::after{content:'';position:absolute;left:18px;bottom:0;right:0;height:5px;border-radius:8px;background:linear-gradient(to right,#bd8a30 var(--lab-progress),#eadfc5 var(--lab-progress));box-shadow:inset 0 1px 2px #4e06020a}
.research-lab #rlActivity{display:flex;flex-direction:column;padding:1px 10px 4px 1px;scrollbar-color:#c7a970 transparent;scrollbar-width:thin}
.research-lab #rlActivity>.rl-workspace{flex:1 0 auto}
.research-lab .rl-workspace{grid-template-columns:minmax(0,1fr) minmax(285px,.39fr);gap:16px}
.research-lab .rl-panel,.research-lab .rl-rail{border-radius:10px;border:1px solid var(--lab-rule);padding:clamp(22px,2vw,36px);box-shadow:var(--lab-shadow)}
.research-lab .rl-panel{background:var(--lab-paper)}
.research-lab h2{font-size:clamp(30px,2.65vw,48px);line-height:1.13;letter-spacing:-.035em;margin-bottom:10px}
.research-lab .rl-panel>.rl-lead{font-size:14px;line-height:1.7;padding-bottom:20px;margin-bottom:22px;border-bottom:1px solid var(--lab-rule);color:#85644f;max-width:none}
.research-lab .rl-condition-tabs{margin:0 0 25px;max-width:390px;border-color:#ddc79d;border-radius:8px;background:#fff9eb;box-shadow:0 2px 5px #4e060207}
.research-lab .rl-condition-tabs>span{display:flex;align-items:center;justify-content:center;gap:9px;min-height:43px;font-size:13px;color:#825b41;padding:10px 14px}
.research-lab .rl-condition-tabs>span.is-active{background:linear-gradient(130deg,#7b1409,#4e0602);color:#fff5d8;box-shadow:inset 0 -2px #d5a13c}
.research-lab .rl-case-sheet,.research-lab .rl-quote-sheet{position:relative;background:#fffdf6;border:1px solid #e8ddc8;border-radius:5px;padding:26px 28px;box-shadow:0 6px 13px #4e06020b,3px 4px 0 -1px #f4ecd8,3px 4px 0 #e3d4b8;margin-bottom:26px}
.research-lab .rl-case-sheet::after,.research-lab .rl-quote-sheet::after{content:'';position:absolute;right:21px;top:-12px;width:12px;height:34px;border:2px solid #c79948;border-radius:8px;transform:rotate(13deg);box-shadow:inset -3px 0 #fff8e7;pointer-events:none}
.research-lab .rl-case-meta{font-size:11px;letter-spacing:.025em;color:#875f39;border-bottom:1px solid #e9d7b0;padding-bottom:12px;margin-bottom:18px!important}
.research-lab .rl-case-text{font:clamp(21px,1.65vw,29px)/1.55 Georgia,serif;color:#40261c}
.research-lab .rl-quote-text{font:italic clamp(22px,1.8vw,29px)/1.6 Georgia,serif;color:#40261c}
.research-lab .rl-question{font:600 19px/1.45 Georgia,serif;margin:20px 0 14px;color:#4e2116}
.research-lab .rl-choices{gap:12px;margin-bottom:22px}
.research-lab .rl-choices button{display:flex;align-items:center;justify-content:flex-start;gap:11px;text-align:left;border:1px solid #ddc7a0;border-radius:8px;background:#fffaf0;min-height:60px;padding:15px 16px;font:600 16px/1.4 Georgia,serif;color:#5b2419;box-shadow:0 2px 5px #4e060205;transition:background .18s,border-color .18s,box-shadow .18s}
.research-lab .rl-choices button::after{content:'';margin-left:auto;flex:0 0 14px;width:14px;height:14px;border:1.5px solid #b7a38c;border-radius:50%;box-sizing:border-box}
.research-lab .rl-choices button:hover:not(:disabled){background:#fff0ce;border-color:#bd8a30}
.research-lab .rl-choices button[aria-pressed=true]{background:#681007;color:#fff5db;border-color:#a76e22;box-shadow:0 0 0 2px #c18a2817}
.research-lab .rl-choices button[aria-pressed=true]::after{border:4px solid #f0c86e;background:#641009;box-shadow:0 0 0 2px #fff2c533}
.research-lab .rl-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:7px;min-height:43px;padding:11px 18px;font:600 13px/1.4 Arial,sans-serif;box-shadow:0 3px 7px #4e060209;transition:background .18s,box-shadow .18s}
.research-lab .rl-button:not(.rl-secondary){background:linear-gradient(135deg,#851606,#560702);border-color:#7e1909}
.research-lab .rl-button:not(.rl-secondary):hover:not(:disabled){background:#4e0602;box-shadow:0 4px 10px #4e060224}
.research-lab .rl-button:disabled{box-shadow:none}
.research-lab .rl-button.rl-secondary{background:#fffaf0;border-color:#d7be94;color:#72351f}
.research-lab .rl-panel>[data-rl-action=collab-submit],.research-lab .rl-panel>[data-rl-action=trust-submit]{min-width:215px;border-color:#bd8a30;box-shadow:0 3px 8px #4e06021c,inset 0 -2px #c18a2833}
.research-lab .rl-case-count{font-size:11px;color:#927058;margin:14px 0 0}
.research-lab .rl-rail{background:#4e0602 url('../illustrations/lab-library.png') right bottom/cover no-repeat;color:#fff2d4;border-color:#660f06;padding:28px 25px;display:block;text-shadow:0 1px 3px #260201}
.research-lab .rl-rail h3{color:#ffecc5;font-size:28px;line-height:1.2;padding-bottom:17px;border-bottom:1px solid #d9b45485;margin-bottom:18px}
.research-lab .rl-rail h4,.research-lab .rl-rail dt{color:#f6dfb1}
.research-lab .rl-rail p{color:#f1dbbf;font-size:13px;line-height:1.75}
.research-lab .rl-rail a{color:#ffe9b1;font-size:12px;text-decoration-color:#c79948;text-underline-offset:5px}
.research-lab .rl-source-quote{font:italic 19px/1.6 Georgia,serif;color:#ffe7bb;padding:0 0 0 22px;border:0;margin:29px 0 14px;position:relative}
.research-lab .rl-source-quote::before{content:'“';position:absolute;left:-4px;top:-21px;font:58px/1 Georgia,serif;color:#deb34c}
.research-lab .rl-rail .rl-citation{font-size:10px;line-height:1.7;color:#e1bf95}
.research-lab .rl-rail .rl-protocol{border-top:1px solid #cfaa6b66;padding-top:16px;margin-top:23px}
.research-lab .rl-rail .rl-protocol>summary{display:flex;align-items:center;gap:10px;list-style:none;font:600 16px/1.5 Georgia,serif;color:#f8e6c0}
.research-lab .rl-rail .rl-protocol>summary::-webkit-details-marker{display:none}
.research-lab .rl-rail .rl-protocol>summary::after{content:'';width:6px;height:6px;margin-left:auto;border-right:1.5px solid #e0bd7c;border-bottom:1.5px solid #e0bd7c;transform:rotate(45deg);transition:transform .18s}
.research-lab .rl-rail .rl-protocol[open]>summary::after{transform:rotate(225deg)}
.research-lab .rl-rail .rl-protocol p{margin-top:13px;font-size:12px}
.research-lab .rl-rail :is(button,a,summary):focus-visible{outline-color:#f4cf79}
.research-lab .rl-codebook dt{font-size:16px}
.research-lab .rl-codebook dd{color:#ead2b0;font-size:12px}
.research-lab .rl-rail-metrics{border-color:#d9b45485}
.research-lab .rl-rail-metrics dt{color:#e7c99f}
.research-lab .rl-rail .rx-kicker{color:#e7bc6a}
.research-lab .rl-rail .rx-inset,.research-lab .rl-rail .rx-baseline{color:#fff0cd;background:#4e060280;border-color:#b89051}
.research-lab .rl-rail .rx-inset h3{border:0;padding:0}
.research-lab .rl-rail .rx-inset h4,.research-lab .rl-rail .rx-baseline>span{color:#f3cf83}
.research-lab .rl-rail .rx-distribution i{background:#fff1ca2b}
.research-lab .rl-rail .rx-distribution i span{background:#e7b343}
.research-lab .rl-rail .rx-prediction>strong{color:#ffe6aa}
.research-lab .rl-rail .rl-button{background:#fff6d8;color:#5a180d;border-color:#e7bf6e;text-shadow:none}
.research-lab .rl-rail :is(input,textarea,select){text-shadow:none}
.research-lab .rl-stats{flex-shrink:0;background:#fffaf0;border:1px solid var(--lab-rule);border-radius:9px;padding:18px 24px;margin-top:16px;box-shadow:0 3px 12px #4e060205;gap:15px}
.research-lab .rl-stats>div{position:relative;padding:0 20px 0 53px;min-height:45px;border-color:#e7d5af;gap:3px}
.research-lab .rl-stats>div:first-child{padding-left:44px}
.research-lab .rl-stats .rl-design-icon{position:absolute;left:16px;top:7px;color:#b58024;width:27px;height:27px}
.research-lab .rl-stats>div:first-child>.rl-design-icon{left:0}
.research-lab .rl-stats span{font-size:11px;line-height:1.5;color:#87684e}
.research-lab .rl-stats strong{font:28px/1.2 Georgia,serif;color:#5e170c;font-variant-numeric:tabular-nums}
.research-lab .rl-feedback{position:relative;padding:26px 27px;border-radius:8px;border:1px solid #dfbb88;background:#fff5de;box-shadow:0 4px 15px #4e060206}
.research-lab .rl-feedback.is-correct{background:#f4f5e6;border-color:#b0b78b;border-left:4px solid #697749}
.research-lab .rl-feedback.is-incorrect{background:#fff1e3;border-color:#e3bc9b;border-left:4px solid #a44e2a}
.research-lab .rl-feedback>strong{display:flex;align-items:center;gap:12px;color:#63301c;font-size:25px}
.research-lab .rl-feedback>strong>.rl-design-icon{width:27px;height:27px;flex-shrink:0}
.research-lab .rl-feedback.is-correct>strong{color:#4c5c33}
.research-lab .rl-feedback p{font-size:14px;line-height:1.75}
.research-lab .rl-ai-suggestion{border-radius:8px;border-color:#d1b16d;background:#fff0ca}
.research-lab .rx-confidence,.research-lab .rx-inset,.research-lab .rx-case,.research-lab .rl-coding-comparison{border-color:#e4d3ae;border-radius:8px;background:#fff7e6}
.research-lab :is(textarea,input:not([type=checkbox]):not([type=range]),select){border-color:#d9c6a1;border-radius:6px;background:#fffdf6}
.research-lab :is(textarea,input:not([type=checkbox]):not([type=range]),select):focus{border-color:#b58024;outline-color:#a77224}
.research-lab .rx-option{border-color:#ddc7a0;border-radius:8px;box-shadow:0 2px 5px #4e060205}
.research-lab .rx-option:hover{background:#fff0ce;border-color:#bd8a30}
.research-lab .rl-document{background:#fffdf6;box-shadow:0 3px 9px #4e060209;border-color:#e7d9bc}
.research-lab .rl-code-labels label{border-radius:6px}
.research-lab .rl-code-labels label.is-checked{box-shadow:0 0 0 1px #bb8b3455}
.research-lab>.rl-footer{padding-top:12px;margin-top:14px;border-color:#dfc795;min-height:44px;font-size:11px;color:#86654b}
.research-lab .rl-footer>span{display:flex;align-items:center;gap:8px}
.research-lab .rl-text-button{display:inline-flex;align-items:center;gap:7px;font-size:11px;min-height:30px;color:#6f2818}
.research-lab>.rl-mobile-back{display:none}
.research-lab .rl-footer .rl-text-button{border-radius:4px;text-decoration:none;padding:4px 0}
.research-lab .rl-footer .rl-text-button:hover{color:#9b4c13;text-decoration:underline;text-underline-offset:4px}
.research-lab .rl-design-icon{display:inline-block;vertical-align:middle;width:20px;height:20px;flex-shrink:0}
.research-lab .rl-text-button>.rl-design-icon{width:16px;height:16px}
.research-lab .rl-button>.rl-design-icon{width:17px;height:17px}
@media(min-width:1800px){
  .research-lab .rl-header{padding-block:14px 24px}.research-lab .rl-tabs button{min-height:60px;font-size:16px}
  .research-lab .rl-rail{padding:33px 30px}.research-lab .rl-rail h3{font-size:32px}.research-lab .rl-rail p{font-size:15px}
  .research-lab .rl-source-quote{font-size:23px}.research-lab .rl-rail .rl-citation{font-size:11px}
  .research-lab .rl-rail .rl-protocol>summary{font-size:18px}.research-lab .rl-panel>.rl-lead{font-size:16px}
  .research-lab .rl-case-sheet{padding:32px}.research-lab .rl-choices button{min-height:65px;font-size:18px}
  .research-lab .rl-feedback{padding:32px}.research-lab .rl-feedback p{font-size:16px}
}
@media(max-width:1400px){
  .research-lab .rl-header{gap:14px;padding-bottom:16px;margin-bottom:14px}.research-lab .rl-header>div:first-child{padding-left:61px}
  .research-lab .rl-header .rl-brand-mark{width:47px;height:47px}.research-lab h1{font-size:31px}.research-lab .rl-subtitle{font-size:14px}
  .research-lab .rl-tabs-row{display:block;margin-bottom:16px}.research-lab .rl-tabs button{font-size:13px;gap:7px;min-height:49px;padding-inline:7px}
  .research-lab .rl-tabs button>.rl-design-icon{width:17px;height:17px}.research-lab .rl-tabs button>span{font-size:10px}
  .research-lab .rl-progress{padding:0 0 7px;border:0;text-align:right;margin:9px 0 0!important;font-size:10px}
  .research-lab .rl-progress::after{left:auto;width:145px;height:3px}
  .research-lab .rl-workspace{grid-template-columns:minmax(0,1fr) 285px;gap:14px}
  .research-lab .rl-panel{padding:24px}.research-lab .rl-rail{padding:24px 21px}.research-lab h2{font-size:33px}
  .research-lab .rl-rail h3{font-size:25px}.research-lab .rl-source-quote{font-size:19px}
  .research-lab .rl-choices button{font-size:15px;padding:12px;gap:8px}
}
@media(min-width:1101px) and (max-height:1050px){
  .research-lab .rl-panel{padding:25px}.research-lab h2{font-size:36px}
  .research-lab .rl-panel>.rl-lead{padding-bottom:14px;margin-bottom:17px}
  .research-lab .rl-condition-tabs{margin-bottom:20px}.research-lab .rl-condition-tabs>span{min-height:39px;padding-block:8px}
  .research-lab .rl-case-sheet{padding:20px 24px;margin-bottom:20px}.research-lab .rl-case-meta{padding-bottom:9px;margin-bottom:12px!important}
  .research-lab .rl-case-text{font-size:24px;line-height:1.5}.research-lab .rl-question{margin:17px 0 12px}
  .research-lab .rl-choices{margin-bottom:18px}.research-lab .rl-choices button{min-height:52px;padding-block:11px}
  .research-lab .rl-case-count{margin-top:10px}.research-lab .rl-stats{padding-block:15px;margin-top:14px}
}
@media(max-width:1100px){
  .research-lab .rl-workspace{grid-template-columns:minmax(0,1fr)}
  .research-lab .rl-header{flex-wrap:nowrap}.research-lab .rl-engine{width:auto;max-width:180px;flex-direction:column;align-items:flex-end;gap:6px;min-width:135px;padding-left:15px}
  .research-lab .rl-engine>span{text-align:right;font-size:10px}.research-lab h1{font-size:28px}
  .research-lab .rl-rail{background-size:cover;background-position:right 72%;padding:28px}
  .research-lab .rl-source-quote{max-width:760px}.research-lab .rl-rail p{max-width:760px}
}
@media(max-width:680px){
  .lab-route .content-stage{padding:14px 12px}.research-lab .rl-header>div:first-child{padding-left:0}
  .research-lab .rl-header .rl-brand-mark{display:none}.research-lab h1{font-size:27px}.research-lab .rl-subtitle{font-size:13px}
  .research-lab .rl-header{display:block;padding-top:0;padding-bottom:11px;margin-bottom:12px}
  .research-lab .rl-engine{margin-top:12px;max-width:none;width:100%;min-width:0;padding:0;border:0;flex-direction:row;align-items:center;justify-content:space-between}
  .research-lab .rl-engine>span{font-size:10px;text-align:left}.research-lab .rl-engine .rl-button{min-height:27px;font-size:10px;padding:4px 9px}
  .research-lab .rl-tabs{grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}
  .research-lab .rl-tabs button{font:600 12px/1.2 Arial,sans-serif;min-height:39px;padding:8px 4px;gap:5px;white-space:normal;border-radius:6px}
  .research-lab .rl-tabs button>.rl-design-icon{width:15px;height:15px}.research-lab .rl-tabs button>span{display:none}
  .research-lab .rl-progress{font-size:9px;margin-top:7px!important;padding-bottom:7px}.research-lab>.rl-tabs-row{margin-bottom:11px}
  .research-lab #rlActivity{padding-right:5px}.research-lab .rl-panel{padding:21px 17px}.research-lab h2{font-size:29px}
  .research-lab .rl-panel>.rl-lead{font-size:13px;line-height:1.65;padding-bottom:16px;margin-bottom:18px}
  .research-lab .rl-condition-tabs{margin-bottom:22px}.research-lab .rl-condition-tabs>span{font-size:11px;min-height:38px;padding:8px 9px}
  .research-lab .rl-case-sheet,.research-lab .rl-quote-sheet{padding:20px 17px;margin-bottom:22px}.research-lab .rl-case-meta{font-size:10px}
  .research-lab .rl-case-text{font-size:21px}.research-lab .rl-quote-text{font-size:21px}.research-lab .rl-question{font-size:18px}
  .research-lab .rl-choices{grid-template-columns:1fr;gap:9px}.research-lab .rl-choices button{min-height:48px;font-size:15px;padding:11px 13px}
  .research-lab .rl-panel>[data-rl-action=collab-submit],.research-lab .rl-panel>[data-rl-action=trust-submit]{width:100%;min-width:0}
  .research-lab .rl-rail{padding:25px 21px;background-position:right bottom}.research-lab .rl-rail h3{font-size:26px}
  .research-lab .rl-source-quote{font-size:20px}.research-lab .rl-rail p{font-size:13px}
  .research-lab .rl-stats{padding:16px 12px;gap:8px}.research-lab .rl-stats>div,.research-lab .rl-stats>div:first-child{padding:0 5px 0 9px;min-height:0;border-left:1px solid #e7d5af;gap:6px}
  .research-lab .rl-stats>div:first-child{padding-left:0;border:0}.research-lab .rl-stats .rl-design-icon{display:none}
  .research-lab .rl-stats span{font-size:9px}.research-lab .rl-stats strong{font-size:24px}
  .research-lab .rl-feedback{padding:22px 17px}.research-lab .rl-feedback>strong{font-size:23px;gap:9px}
  .research-lab .rl-feedback p{font-size:13px}.research-lab>.rl-footer{margin-top:9px;padding-top:7px;min-height:50px;gap:0;font-size:9px}
  .research-lab .rl-footer>span>.rl-design-icon{width:12px;height:12px}.research-lab .rl-footer .rl-text-button{font-size:10px;min-height:27px}
}
@media(max-width:680px) and (max-height:760px){
  .research-lab h1{font-size:23px}.research-lab .rl-subtitle{font-size:12px}.research-lab .rl-header{margin-bottom:9px;padding-bottom:8px}
  .research-lab .rl-engine{margin-top:8px}.research-lab .rl-tabs button{min-height:34px;font-size:11px;padding-block:6px}
  .research-lab>.rl-tabs-row{margin-bottom:8px}.research-lab .rl-progress{margin-top:5px!important}
  .research-lab>.rl-footer{min-height:44px;margin-top:6px;padding-top:4px}
}
@media(prefers-reduced-motion:reduce){.research-lab *,.research-lab *::after{transition:none!important;animation:none!important}}
@media print{.research-lab .rl-rail{background:#fffaf0;color:#4e0602}.research-lab .rl-rail :is(h3,h4,p,a,dt,dd,summary,blockquote){color:#4e0602}}

/* Keep the request and the decision prompt distinct from the result below them. */
.research-lab .rl-task-context{border-left:3px solid #c18a28}
.research-lab .rl-task-context .rl-case-meta{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:7px 18px}
.research-lab .rl-task-context .rl-case-label{color:#75441d;font-size:11px;font-weight:700;letter-spacing:.035em}
.research-lab .rl-question{display:block;background:#5b0b04;color:#fff5db;border:1px solid #741a0c;border-left:4px solid #d1a040;border-radius:7px;padding:15px 19px;margin:20px 0 16px;font:600 21px/1.4 Georgia,serif;box-shadow:0 3px 8px #4e06020c}
.research-lab .rl-question>span{display:block;color:#efcb80;font:700 10px/1.4 Arial,sans-serif;letter-spacing:.08em;text-transform:uppercase;margin-bottom:4px}
.research-lab .rl-question+.rl-feedback{margin-top:19px}
@media(max-width:680px){.research-lab .rl-question{font-size:19px;padding:13px 15px;margin:18px 0 15px}.research-lab .rl-task-context .rl-case-label{font-size:10px}}

/* A consistent category identity, independent of correct/incorrect feedback. */
.research-lab :is([data-rl-domain=technical],.rl-choices button[data-value=technical]){--domain-ink:#3e6150;--domain-soft:#edf4ee;--domain-line:#afc7b5}
.research-lab :is([data-rl-domain=billing],.rl-choices button[data-value=billing]){--domain-ink:#82500f;--domain-soft:#fff0d4;--domain-line:#d9b672}
.research-lab :is([data-rl-domain=sales],.rl-choices button[data-value=sales]){--domain-ink:#8a3044;--domain-soft:#fae9ed;--domain-line:#d9a3af}
.research-lab .rl-domain{display:inline-flex;align-items:center;gap:6px;vertical-align:middle;max-width:100%;padding:4px 9px;border:1px solid var(--domain-line);border-radius:5px;background:var(--domain-soft);color:var(--domain-ink);font:600 12px/1.4 Arial,Helvetica,sans-serif;text-shadow:none;white-space:nowrap}
.research-lab .rl-domain-icon{display:block;flex-shrink:0;width:16px;height:16px}
.research-lab .rl-choices button[data-value]{background:var(--domain-soft);color:var(--domain-ink);border-color:var(--domain-line)}
.research-lab .rl-choices button[data-value]:hover:not(:disabled):not([aria-pressed=true]){background:var(--domain-soft);border-color:var(--domain-ink);box-shadow:0 0 0 1px var(--domain-line)}
.research-lab .rl-choices button[data-value][aria-pressed=true]{background:var(--domain-ink);color:#fffaf0;border-color:var(--domain-ink);box-shadow:0 0 0 2px var(--domain-line)}
.research-lab .rl-choices button[data-value][aria-pressed=true]::after{border-color:#fff5dc;background:var(--domain-ink);box-shadow:0 0 0 2px #fff5dc33}
.research-lab .rl-ai-suggestion .rl-domain{font-size:14px;padding:5px 10px;margin-top:3px}
@media(max-width:680px){.research-lab .rl-domain{font-size:11px;padding:4px 7px}.research-lab .rl-domain-icon{width:15px;height:15px}}

/* Keep wheel, touch and keyboard access without visible scrollbar tracks. */
@media screen{
  html:has(body.lab-route){scrollbar-gutter:auto}
  .lab-route .side-panel,.research-lab,.research-lab *,.lab-route .rl-dialog,.lab-route .rl-dialog *{scrollbar-width:none}
  .lab-route .side-panel::-webkit-scrollbar,.research-lab::-webkit-scrollbar,.research-lab *::-webkit-scrollbar,.lab-route .rl-dialog::-webkit-scrollbar,.lab-route .rl-dialog *::-webkit-scrollbar{display:none;width:0;height:0}
  .research-lab #rlActivity{scrollbar-gutter:auto;scrollbar-width:none;padding-right:1px}
}