/* CerebroMédico Histología — scoped to the laboratory. */
.hi-stage-brand{display:none;width:clamp(100px,18vw,168px);max-width:100%;height:auto;pointer-events:none;user-select:none}
.hi-stage:is(:fullscreen,.hi-expanded) .hi-stage-toolbar{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:12px;padding:max(10px,env(safe-area-inset-top)) max(12px,env(safe-area-inset-right)) 10px max(12px,env(safe-area-inset-left))}
.hi-stage:is(:fullscreen,.hi-expanded) .hi-stage-brand{display:block}
@media(max-width:580px){.hi-stage:is(:fullscreen,.hi-expanded) .hi-stage-toolbar{grid-template-columns:minmax(0,1fr) auto;gap:8px}.hi-stage:is(:fullscreen,.hi-expanded) .hi-stage-brand{order:-1;grid-column:1/-1;justify-self:end;width:110px}}
body.cm-histology-body{margin:0;background:#07111f;color:#edf5fa;font:15px/1.55 Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
.hi-shell{display:flex;min-height:100dvh;width:100%}.hi-main{--hi-teal:#42d6cb;--hi-muted:#a2b4c7;--hi-line:#25374c;flex:1;min-width:0;padding:0 30px;color:#edf5fa}.hi-main *,.hi-dialog *{box-sizing:border-box}.hi-main [hidden],.hi-dialog [hidden]{display:none!important}.hi-main h1,.hi-main h2,.hi-main h3,.hi-dialog h2,.hi-dialog h3{color:#f1f6fb;font-family:inherit;line-height:1.2;letter-spacing:-.035em}.hi-main a,.hi-dialog a{color:inherit;text-decoration:none}.hi-main button,.hi-main input,.hi-main select,.hi-dialog button,.hi-dialog textarea{font:inherit}.hi-main button,.hi-dialog button{cursor:pointer}.hi-main button:disabled,.hi-dialog button:disabled{opacity:.5;cursor:default}.hi-main button,.hi-dialog button{transition:background .16s,border-color .16s,color .16s}.hi-main :focus-visible,.hi-dialog :focus-visible{outline:2px solid #42d6cb;outline-offset:4px}.hi-main input,.hi-main select,.hi-dialog textarea{color:#eef6fd;background:#0b1727;border:1px solid #2a3e53;border-radius:10px;max-width:100%}.hi-main input::placeholder,.hi-dialog textarea::placeholder{color:#879bb0}.hi-main button:hover,.hi-dialog button:hover{filter:brightness(1.12)}.hi-sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.hi-skip{position:fixed;top:-90px;left:18px;z-index:10000;background:#42d6cb;color:#07111f;padding:12px}.hi-skip:focus{top:12px}.hi-topbar{min-height:87px;border-bottom:1px solid var(--hi-line);display:flex;align-items:center;justify-content:space-between;gap:16px}.hi-brand{display:flex;align-items:center;gap:12px}.hi-brand small{display:block;color:#8ba1b8;font-size:9px;letter-spacing:.18em;font-weight:700}.hi-brand strong{display:block;font-size:16px;margin-top:3px;letter-spacing:-.02em}.hi-btn,.hi-icon{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:#101f31;border:1px solid #2a3c50;color:#dce9f5;border-radius:10px;min-height:40px;padding:9px 13px;line-height:1.3;font-size:12px!important;font-weight:600!important}.hi-icon{width:40px;flex-shrink:0;padding:6px;font-size:21px!important}.hi-menu{display:none}.hi-help span{border:1px solid #6b839b;border-radius:50%;width:18px;height:18px;font-size:11px;display:grid;place-items:center}.hi-eyebrow{font-size:10px;font-weight:750;letter-spacing:.16em;color:#60dace;margin:0 0 12px;text-transform:uppercase}.hi-hero{display:grid;grid-template-columns:1.35fr 1fr;gap:35px;align-items:center;padding:40px 0 34px}.hi-hero :is(h1,h2){font-size:clamp(36px,3.8vw,64px);font-weight:650;margin:0 0 18px;line-height:1.06;letter-spacing:-.055em}.hi-hero :is(h1,h2) em,.hi-welcome em{font-style:normal;color:#4fd4c7}.hi-hero p:not(.hi-eyebrow){color:#aabccc;max-width:510px;font-size:14px;line-height:1.7;margin:0}.hi-hero-stats{display:flex;gap:22px;margin-top:25px;color:#8fa5ba;font-size:11px;flex-wrap:wrap}.hi-hero-stats span+span{padding-left:22px;border-left:1px solid #304155}.hi-hero-stats b{display:block;color:#edf6fd;font-size:23px;font-weight:650;line-height:1.2;margin-bottom:4px}.hi-hero-art{position:relative;height:285px;overflow:hidden;border:1px solid #314356;border-radius:20px;background:#122534}.hi-hero-art img{height:100%;width:100%;object-fit:cover;filter:saturate(.8) brightness(.83)}.hi-hero-art:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(7,17,31,.87),transparent 60%)}.hi-hero-art i{position:absolute;width:100px;height:100px;border:1px solid rgba(255,255,255,.6);border-radius:50%;left:44%;top:30%;box-shadow:0 0 0 25px #ffffff0c}.hi-art-tag{position:absolute;bottom:21px;left:22px;right:22px;z-index:1;font-size:10px;letter-spacing:.12em;display:flex;justify-content:space-between;align-items:center}.hi-art-tag b{font-size:22px}.hi-section-head{display:flex;justify-content:space-between;align-items:end;gap:16px;margin:14px 0 20px}.hi-section-head .hi-eyebrow{margin-bottom:7px}.hi-section-head h2{font-size:24px;margin:0}.hi-section-head>p{color:#8ca3ba;font-size:12px;margin:0}.hi-filters{display:flex;gap:10px;margin-bottom:22px}.hi-search{display:flex;align-items:center;flex:1;position:relative}.hi-search span{position:absolute;left:15px;font-size:27px;color:#8aa1b8}.hi-search input{width:100%;padding:13px 14px 13px 44px;font-size:13px}.hi-select select{height:47px;padding:0 35px 0 13px;font-size:12px;max-width:250px}.hi-filters>.hi-btn[aria-pressed=true],#hi-favorite[aria-pressed=true]{border-color:#42d6cb;color:#72ede2;background:#113637}.hi-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}.hi-card{min-width:0;overflow:hidden;border:1px solid #24384c;background:#0d1b2c;border-radius:14px;display:flex;flex-direction:column;transition:transform .2s,border-color .2s}.hi-card:hover{transform:translateY(-3px);border-color:#426b79}.hi-card-image{height:165px;display:block;overflow:hidden;position:relative;background:#dde3df}.hi-card-image img{width:100%;height:100%;object-fit:cover;transition:transform .5s}.hi-card:hover img{transform:scale(1.035)}.hi-card-image>span{position:absolute;bottom:11px;left:12px;background:#07111fdd;color:#dcf6f3;padding:5px 9px;border-radius:7px;font-size:9px;letter-spacing:.06em}.hi-card-copy{padding:17px 18px 15px;flex:1;display:flex;flex-direction:column}.hi-card-copy>small{font-size:9px;color:#75bbb9;letter-spacing:.07em;text-transform:uppercase;min-height:14px}.hi-card h2{font-size:20px;margin:9px 0 10px}.hi-card-copy>p{font-size:12px;line-height:1.7;color:#a3b7ca;margin:0 0 18px;flex:1}.hi-card-bottom{display:flex;align-items:center;justify-content:space-between;gap:6px;border-top:1px solid #213348;padding-top:13px;font-size:10px}.hi-card-bottom>span{color:#819bb1}.hi-card-bottom a{font-size:12px;color:#51d6cc;font-weight:600}.hi-card-bottom a span{margin-left:8px}.hi-card-saved{position:absolute;right:10px;top:10px;color:#063831;background:#60e3cf;padding:3px 8px;border-radius:8px;font-size:13px}.hi-empty{text-align:center;padding:45px 15px;color:#aac0d3}.hi-slide-heading{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:22px 0}.hi-back{color:#82b8bb!important;font-size:11px}.hi-slide-heading h1{font-size:30px;margin:8px 0 6px}.hi-slide-heading p{font-size:12px;color:#9bb1c7;max-width:780px;margin:0}.hi-slide-heading>.hi-btn{flex-shrink:0}.hi-lab-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:16px;align-items:stretch;min-height:660px}.hi-stage{display:flex;flex-direction:column;background:#0c1929;border:1px solid #293b4e;border-radius:15px;overflow:hidden;min-width:0}.hi-stage-toolbar{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;gap:8px;border-bottom:1px solid #2a3b4b}.hi-modes{display:flex;gap:4px}.hi-modes button{border:1px solid transparent;color:#9bb2c8;background:transparent;font-size:11px;font-weight:600;padding:9px 12px;border-radius:8px}.hi-modes [aria-pressed=true]{color:#7bf1e3;background:#153c3f;border-color:#246266}.hi-canvas-wrap{position:relative;flex:1;min-height:470px;background:#e8e7e5;isolation:isolate}#hi-viewer{position:absolute;inset:0;touch-action:none}#hi-viewer:focus-visible{outline-offset:-3px;z-index:1}.hi-image-loading{position:absolute;inset:0;background:#e8e7e5;display:grid;place-items:center;color:#314d55;font-size:13px;z-index:5}.hi-image-error{position:absolute;inset:0;background:#0b1729ef;z-index:6;display:flex;flex-direction:column;justify-content:center;align-items:center;padding:25px;text-align:center;color:#d6e9f3}.hi-image-error p{font-size:13px}.hi-zoom-controls{display:flex;flex-direction:column;gap:5px;position:absolute;top:15px;left:14px}.hi-zoom-controls .hi-icon{background:#0c1a2dea;color:#f1faff;width:38px;min-height:38px}.hi-canvas-label{position:absolute;bottom:12px;left:14px;display:flex;gap:5px;pointer-events:none}.hi-canvas-label span{background:#0a192be6;color:#ecf5fc;font-size:10px;border-radius:5px;padding:4px 7px}.hi-stage-bottom{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:13px 15px 5px;font-size:11px;color:#92acc3}.hi-stage-bottom label{color:#c9d9e5;display:flex;align-items:center;gap:7px}.hi-stage-bottom input{accent-color:#40d4c5;width:15px;height:15px}.hi-viewer-status{font-size:11px;color:#809bb3;margin:7px 15px 12px;min-height:18px;line-height:1.5}.hi-overlay{pointer-events:none;overflow:visible}.hi-overlay-shape{fill:#32d3bc12;stroke:#137a74;stroke-width:2;vector-effect:non-scaling-stroke}.hi-overlay-shape.is-selected{stroke:#006658;stroke-width:3;fill:#1be5c92b;filter:drop-shadow(0 0 1px #fff)}.hi-overlay-point{fill:#fff;stroke:#087a6c}.hi-overlay-shape.is-quiz{stroke:#ad5900;fill:#ffc24530}.hi-study{padding:19px 18px;display:flex;flex-direction:column;background:#0d1b2b;border:1px solid #263b50;border-radius:15px;min-width:0}.hi-study-top{display:flex;justify-content:space-between;gap:6px;align-items:center}.hi-study-top .hi-eyebrow{font-size:8px;margin:0}.hi-study-progress{font-size:9px;color:#839db4}.hi-selection-symbol{width:42px;height:42px;border-radius:50%;background:#153b3d;color:#67e4d6;display:grid;place-items:center;font-size:25px;margin-top:25px}#hi-selection h2{font-size:22px;margin:16px 0 10px}#hi-selection p{color:#a1b6ca;font-size:12px;line-height:1.7;margin:0 0 15px}.hi-reference-kind{font-size:9px;color:#66cfc4;padding:4px 7px;background:#153336;border-radius:5px;display:inline-block;margin-top:20px}.hi-selection-actions{display:flex;gap:6px;margin-bottom:18px}.hi-selection-actions .hi-btn{font-size:10px!important;padding:8px;min-height:36px}.hi-selection-actions [aria-pressed=true]{border-color:#3e9a8e;color:#78e7d6}.hi-guided>div{display:flex;align-items:center;justify-content:space-between;margin:4px 0 18px}.hi-guided span{font-size:11px;color:#aac2d6}.hi-list-search span{font-size:11px;color:#dbe8f3;display:block;margin:0 0 10px}.hi-list-search input{font-size:11px;padding:10px 11px;width:100%;margin-bottom:9px}.hi-reference-list{max-height:260px;overflow-y:auto;scrollbar-width:thin;scrollbar-color:#34506a transparent}.hi-reference-list button{display:flex;align-items:center;justify-content:space-between;gap:8px;width:100%;border:0;border-bottom:1px solid #223448;background:transparent;color:#9fb6ca;padding:10px 7px;text-align:left;font-size:11px;line-height:1.35;border-radius:5px}.hi-reference-list button span{font-size:10px;color:#60d7c6}.hi-reference-list button[aria-pressed=true]{background:#173638;color:#86eee2}.hi-reference-list .hi-no-match{font-size:12px;color:#91a8bf}.hi-tutor-btn{display:flex;justify-content:space-between;align-items:center;gap:6px;width:100%;padding:12px 0 0;margin-top:18px;border:0;border-top:1px solid #2c4052;background:transparent;color:#70dfd4;font-size:11px;font-weight:600}.hi-tutor-btn span:first-child{font-size:19px}.hi-quiz h2{font-size:22px;margin:12px 0 18px}.hi-quiz{margin-top:22px}.hi-quiz #hi-answers{display:grid;gap:8px}.hi-answer{width:100%;background:#132539;border:1px solid #354b63;color:#d5e7f6;text-align:left;padding:12px;border-radius:9px;font-size:12px;line-height:1.4}.hi-answer.is-correct{background:#123f37;border-color:#39c99f;color:#a6ffe4;opacity:1!important}.hi-answer.is-wrong{background:#4a282d;border-color:#d17a7b;color:#ffbfc7;opacity:1!important}#hi-feedback{font-size:12px;line-height:1.7;color:#b5cada}#hi-quiz-next{margin-top:8px}.hi-footer{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:32px;padding:20px 0 24px;border-top:1px solid #213448;color:#7f98af;font-size:10px}.hi-footer>span>span{margin:0 6px}.hi-footer>div{display:flex;align-items:center;gap:18px}.hi-footer button,.hi-footer a{background:none;border:0;padding:3px 0;color:#a5bdcf;font-size:10px}.hi-primary{display:inline-flex;justify-content:center;align-items:center;gap:14px;background:#46d7c9;border:1px solid #46d7c9;color:#052622;border-radius:10px;min-height:45px;padding:12px 19px;font-size:12px;font-weight:750}.hi-dialog{background:#0d1b2c;color:#d4e4f3;border:1px solid #344e64;border-radius:20px;padding:0;width:min(730px,calc(100% - 32px));max-height:calc(100dvh - 36px);box-shadow:0 35px 150px #0009;font-family:Inter,ui-sans-serif,system-ui,sans-serif;font-size:13px}.hi-dialog::backdrop{background:#030b16d9;backdrop-filter:blur(7px)}.hi-dialog-header{position:sticky;top:0;z-index:3;background:#0e1d2e;display:flex;align-items:center;justify-content:space-between;gap:15px;padding:23px 26px;border-bottom:1px solid #2b4054}.hi-dialog-header .hi-eyebrow{margin-bottom:8px}.hi-dialog-header h2{font-size:23px;margin:0}.hi-dialog-body{padding:7px 26px 25px;line-height:1.8;color:#afc3d5}.hi-dialog-body h3{font-size:17px;margin:25px 0 12px;color:#eef7ff}.hi-dialog-body a{color:#6be1d5;text-decoration:underline;text-underline-offset:3px}.hi-source-list{display:grid;grid-template-columns:1fr 1fr;gap:5px 16px;font-size:12px}.hi-source-list a{padding:4px 0}.hi-welcome{width:min(980px,calc(100% - 32px));max-height:calc(100dvh - 32px)}.hi-welcome[open]{display:grid;grid-template-columns:1.5fr 1fr}.hi-welcome-content{padding:32px;min-width:0}.hi-logo{width:195px;height:auto;margin-bottom:30px}.hi-welcome h2{font-size:35px;margin:9px 0 18px;line-height:1.12;letter-spacing:-.045em}.hi-welcome-content>p:not(.hi-eyebrow){font-size:13px;color:#a8bdcf;max-width:470px;line-height:1.75}.hi-welcome-steps{display:flex;gap:12px;font-size:9px;line-height:1.5;margin:23px 0}.hi-welcome-steps>span{flex:1;border-top:1px solid #30465a;padding-top:10px;color:#b8cddd}.hi-welcome-steps b{display:block;color:#48cec2;font-size:13px;margin-bottom:4px}.hi-ad{min-height:120px;background:#081422;border:1px dashed #2a4053;border-radius:10px;margin:20px 0 16px;padding:9px 10px 0;text-align:center;overflow:hidden}.hi-ad>small{font-size:8px;letter-spacing:.14em;color:#5b748d}.hi-ad #hi-ad-slot{min-height:85px;max-width:100%;overflow:hidden}.hi-ad ins{display:block;min-height:85px}.hi-welcome-content>.hi-primary{width:100%;justify-content:space-between}.hi-text-btn{display:block;border:0;background:none;color:#8ea9bf;font-size:10px;margin:12px auto 0;padding:4px}.hi-welcome-image{position:relative;min-height:100%;overflow:hidden;border-radius:0 20px 20px 0;background:#192d39}.hi-welcome-image img{height:100%;width:100%;object-fit:cover;position:absolute;filter:saturate(.75)}.hi-welcome-image:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,#06101dee,transparent 90%)}.hi-welcome-image span{position:absolute;left:30px;bottom:35px;font-size:31px;line-height:1.2;letter-spacing:-.04em;z-index:1;color:#fff}.hi-welcome-image 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@media(min-width:1800px){.hi-main{padding:0 40px}.hi-cards{grid-template-columns:repeat(auto-fit,minmax(275px,1fr))}.hi-hero{grid-template-columns:1.1fr 1fr;gap:50px}.hi-hero-art{height:310px}.hi-lab-grid{grid-template-columns:minmax(0,1fr) 340px;min-height:740px}.hi-reference-list{max-height:340px}}
@media(max-width:1180px),(pointer:coarse) and (max-width:1366px){.hi-menu{display:inline-flex}.hi-main{padding:0 24px}.hi-topbar{min-height:78px}.hi-hero :is(h1,h2){font-size:48px}}
@media(min-width:1181px) and (max-width:1350px){.hi-main{padding:0 22px}.hi-lab-grid{grid-template-columns:minmax(0,1fr) 270px;gap:12px}.hi-study{padding:17px 14px}.hi-stage-bottom>span{display:none}.hi-modes button{padding:8px 9px}.hi-hero-art{height:260px}.hi-hero{gap:22px}.hi-hero :is(h1,h2){font-size:43px}}
@media(max-width:800px){.hi-main{padding:0 18px}.hi-hero{gap:20px;padding:28px 0}.hi-hero :is(h1,h2){font-size:38px}.hi-hero-art{height:250px}.hi-hero-stats{gap:12px}.hi-hero-stats span+span{padding-left:12px}.hi-lab-grid{grid-template-columns:minmax(0,1fr);min-height:0}.hi-canvas-wrap{min-height:460px}.hi-study{display:block}.hi-reference-list{max-height:240px;display:grid;grid-template-columns:1fr 1fr;column-gap:14px}.hi-study-top .hi-eyebrow{font-size:9px}.hi-selection-symbol{margin-top:16px}#hi-selection h2{margin-top:12px}.hi-select select{max-width:200px}.hi-filters>.hi-btn{font-size:10px!important}.hi-stage-bottom>span{display:block}.hi-welcome h2{font-size:30px}.hi-welcome-content{padding:25px}.hi-welcome-image span{font-size:28px;left:22px}.hi-slide-heading h1{font-size:28px}}
@media(max-width:580px){.hi-main{padding:0 14px}.hi-topbar{min-height:73px;gap:8px}.hi-brand{gap:9px}.hi-brand small{font-size:7px;letter-spacing:.1em}.hi-brand strong{font-size:13px}.hi-help{font-size:0!important;width:32px;min-height:34px;padding:7px;background:transparent;border:0}.hi-help span{font-size:11px;width:19px;height:19px;flex-shrink:0}.hi-menu{width:34px;min-height:34px;font-size:17px!important}.hi-hero{grid-template-columns:1fr;position:relative;padding:28px 0 25px;gap:22px}.hi-hero :is(h1,h2){font-size:40px}.hi-hero .hi-eyebrow{font-size:8px;letter-spacing:.13em}.hi-hero p:not(.hi-eyebrow){font-size:12px;max-width:340px}.hi-hero-art{height:135px;border-radius:13px}.hi-hero-art i{width:65px;height:65px;top:20%}.hi-art-tag{font-size:8px;bottom:13px;left:16px;right:16px}.hi-hero-stats{margin-top:20px;gap:18px;font-size:9px}.hi-hero-stats span+span{padding-left:18px}.hi-hero-stats b{font-size:21px}.hi-section-head{margin:8px 0 17px;align-items:center}.hi-section-head h2{font-size:22px}.hi-section-head .hi-eyebrow{font-size:8px}.hi-section-head>p{font-size:9px;max-width:80px;text-align:right}.hi-filters{display:grid;grid-template-columns:1fr auto;gap:8px;margin-bottom:18px}.hi-search{grid-column:1/-1}.hi-search input{font-size:12px;padding:12px 14px 12px 39px}.hi-select select{width:100%;max-width:none;height:40px;font-size:11px}.hi-filters>.hi-btn{font-size:10px!important}.hi-cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.hi-card{border-radius:11px}.hi-card-image{height:123px}.hi-card-image>span{font-size:7px;padding:4px 6px;bottom:7px;left:7px}.hi-card-copy{padding:12px 11px 11px}.hi-card-copy>small{font-size:7px;line-height:1.5;min-height:21px}.hi-card h2{font-size:16px;margin:8px 0}.hi-card-copy>p{font-size:10px;line-height:1.6;margin-bottom:12px}.hi-card-bottom{align-items:flex-start;flex-direction:column;font-size:8px;gap:6px;padding-top:9px}.hi-card-bottom a{font-size:11px;width:100%;display:flex;justify-content:space-between}.hi-footer{flex-direction:column;align-items:flex-start;gap:12px;padding:19px 0 24px;margin-top:25px}.hi-footer>div{gap:22px}.hi-slide-heading{align-items:flex-start;padding:17px 0 18px;gap:10px}.hi-slide-heading h1{font-size:25px;margin-top:9px}.hi-slide-heading p{font-size:11px}.hi-slide-heading>.hi-btn{font-size:0!important;width:36px;min-height:36px;padding:5px;margin-top:28px;gap:0}.hi-slide-heading>.hi-btn:before{content:'☆';font-size:23px}.hi-slide-heading>.hi-btn[aria-pressed=true]:before{content:'★'}.hi-stage{border-radius:12px}.hi-stage-toolbar{padding:8px;gap:4px}.hi-modes{gap:2px}.hi-modes button{font-size:10px;padding:8px 10px}.hi-stage-toolbar>.hi-icon{width:32px;min-height:32px}.hi-canvas-wrap{min-height:370px;height:54dvh;max-height:540px}.hi-stage-bottom{font-size:10px;padding:12px 11px 3px}.hi-stage-bottom>span{display:none}.hi-viewer-status{font-size:10px;margin:6px 11px 11px}.hi-zoom-controls{left:10px;top:10px}.hi-zoom-controls .hi-icon{width:33px;min-height:34px;font-size:19px!important}.hi-canvas-label{left:10px;bottom:10px}.hi-study{padding:19px 16px}.hi-reference-list{column-gap:9px}.hi-reference-list button{font-size:10px;padding:10px 5px}.hi-welcome[open]{display:block}.hi-welcome-image{display:none}.hi-welcome{width:calc(100% - 22px);max-height:calc(100dvh - 22px);border-radius:16px}.hi-welcome-content{padding:24px 21px}.hi-logo{width:175px;margin-bottom:23px}.hi-welcome h2{font-size:31px}.hi-welcome-content>p:not(.hi-eyebrow){font-size:12px}.hi-welcome .hi-eyebrow{font-size:8px}.hi-welcome-steps{margin:18px 0;gap:9px}.hi-ad{min-height:110px;margin:16px 0}.hi-dialog-header{padding:19px}.hi-dialog-header h2{font-size:20px}.hi-dialog-body{padding:5px 19px 23px;font-size:12px}.hi-source-list{grid-template-columns:1fr}.hi-dialog{border-radius:15px}}
@media(prefers-reduced-motion:reduce){.hi-main *,.hi-dialog *{transition:none!important;scroll-behavior:auto!important}}

/* Welcome follows the anatomy laboratory's in-page entry layout. */
.hi-main:not(.hi-entered) #hi-catalog,.hi-main:not(.hi-entered) #hi-workspace{display:none!important}
.hi-brand strong{font-size:18px;background:linear-gradient(100deg,#26c5c7,#5479ed 70%,#a676e7);background-clip:text;-webkit-background-clip:text;color:transparent}
.hi-brand small{font-size:11px;font-weight:400;letter-spacing:.1em}
.hi-main:not(.hi-entered) .hi-help{visibility:hidden}
.hi-entry{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(290px,1fr);gap:36px;align-items:center;min-height:calc(100dvh - 185px);padding:32px 0 24px}
.hi-welcome-copy>img{max-width:210px;height:auto;margin-bottom:30px}
.hi-welcome-copy h1{font-size:clamp(32px,2.7vw,52px);line-height:1.18;letter-spacing:-1.4px;margin:14px 0 25px;font-weight:700}
.hi-welcome-copy h1 em{color:#69dfd2;font-style:normal}
.hi-welcome-copy>p{font-size:17px;max-width:630px;color:#adbfce;margin:0 0 20px;line-height:1.7}
.hi-welcome-copy>.hi-eyebrow{font-size:14px;letter-spacing:.1em;font-weight:700;margin:0 0 15px}
.hi-welcome-copy ol{padding-left:24px;color:#c3d4e3;font-size:16px;line-height:1.7;margin:20px 0}
.hi-welcome-copy li{padding:6px 0}
.hi-welcome-copy .hi-primary{min-height:52px;font-size:16px;padding-inline:24px;margin:20px 0 12px;background:#20c4b5;border-color:#20c4b5}
.hi-welcome-copy>small{display:block;font-size:12px;color:#8ca5b8}
.hi-welcome-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.hi-welcome-actions .hi-btn{min-height:48px;font-size:13px!important}
.hi-welcome-actions .hi-btn span{display:grid;place-items:center;width:22px;height:22px;border:1px solid #54768a;border-radius:50%;font-weight:700}
.hi-welcome-ad{border:1px solid #304458;border-radius:16px;background:#0c1b2a;padding:18px;align-self:center;min-width:0}
.hi-welcome-ad>span{display:block;font-size:11px;text-transform:uppercase;letter-spacing:1px;color:#93a6b9;margin-bottom:12px}
.hi-ad-space{min-height:280px;width:100%}.hi-ad-space ins{display:block;min-height:280px}
.hi-main[data-ads="0"] .hi-ad-space:before{content:'Espacio publicitario · disponible en el sitio';display:grid;place-items:center;min-height:280px;color:#617c92;font-size:12px;text-align:center}
@media(max-width:1180px){.hi-entry{gap:28px;grid-template-columns:minmax(0,1.5fr) minmax(290px,1fr)}.hi-welcome-copy h1{font-size:36px}.hi-welcome-copy>p{font-size:16px}}
@media(max-width:800px){.hi-entry{grid-template-columns:1fr;padding-top:28px}.hi-welcome-ad{width:100%;max-width:100%}.hi-welcome-copy h1{font-size:36px}.hi-welcome-copy>img{width:180px;margin-bottom:24px}}
@media(max-width:580px){.hi-brand strong{font-size:14px}.hi-brand small{font-size:8px}.hi-entry{padding-top:25px;gap:25px}.hi-welcome-copy h1{font-size:35px}.hi-welcome-copy>p{font-size:15px}.hi-welcome-copy ol{font-size:14px;padding-left:21px}.hi-welcome-copy>.hi-eyebrow{font-size:12px}.hi-welcome-actions{gap:9px}.hi-welcome-copy .hi-primary{font-size:14px;margin:12px 0 0}.hi-welcome-actions .hi-btn{font-size:12px!important;margin-top:12px}.hi-welcome-copy>small{margin-top:13px;font-size:11px}.hi-welcome-ad{padding:15px}}

/* Floating tutor: the same component styles as the Anatomy laboratory. */
.hi-chat{position:fixed;inset:100px 18px 18px auto;margin:0;width:430px;max-width:calc(100vw - 28px);height:calc(100dvh - 118px);max-height:none;padding:0;border:1px solid #3b6078;border-radius:18px;background:#0b1929;color:#e5f0f8;box-shadow:0 20px 80px #0009;z-index:1800}.hi-chat[open]{display:flex;flex-direction:column}.hi-chat>header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:17px 18px;border-bottom:1px solid #2b4157}.hi-chat header small{font-size:10px;letter-spacing:1.5px;color:#65dacc}.hi-chat h2{font-size:19px;margin:5px 0 0}.hi-chat-context{font-size:13px;line-height:1.5;background:#12313a;padding:12px 18px;color:#a4eee2}.hi-chat-log{flex:1;min-height:110px;overflow:auto;padding:18px;overscroll-behavior:contain}.hi-chat-message{font-size:14px;line-height:1.65;padding:13px;border:1px solid #2b435a;border-radius:12px;margin-bottom:14px;white-space:pre-wrap;overflow-wrap:anywhere}.hi-chat-message.is-user{background:#173a42;border-color:#2c686b;margin-left:30px}.hi-chat-message small{display:block;color:#8caec5;font-size:11px;margin-bottom:7px}.hi-chat-message p{margin:0}.hi-chat-suggestions{display:flex;gap:7px;padding:0 16px 12px;overflow:auto}.hi-chat-suggestions button{border:1px solid #335067;border-radius:9px;background:#12293b;color:#b8dce4;font-size:12px;min-width:135px;min-height:45px;padding:8px}.hi-chat form{border-top:1px solid #2b435a;padding:13px 16px 0}.hi-chat form label{font-size:12px;color:#acbed0;display:block;margin-bottom:7px}.hi-chat textarea{width:100%;resize:vertical;max-height:160px;min-height:65px;padding:11px;border:1px solid #405d75;border-radius:9px;background:#091827;color:#eff7ff;font-size:16px;line-height:1.5}.hi-chat form>div{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:8px}.hi-chat form .hi-link{font-size:12px!important}.hi-chat form p{font-size:12px;color:#eab2b2;margin:6px 0}.hi-chat-disclosure{padding:9px 16px 14px;font-size:10px;line-height:1.5;color:#7895ad}
.hi-chat-dock{position:fixed;inset:0;z-index:1700;pointer-events:none;color:#e5f0f8;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:14px;color-scheme:dark}
.hi-chat-dock *{box-sizing:border-box}.hi-chat-dock [hidden]{display:none!important}.hi-chat-dock button,.hi-chat-dock textarea{font:inherit}.hi-chat-dock button{cursor:pointer;touch-action:manipulation}.hi-chat-dock button:disabled{cursor:not-allowed;opacity:.36}.hi-chat-dock :focus-visible{outline:2px solid #71ede1;outline-offset:3px}.hi-chat-dock .hi-icon-btn{min-width:44px;min-height:44px}.hi-chat-dock .hi-primary{min-height:44px;font-size:14px!important}.hi-chat-dock .hi-link{min-height:36px;border:0}
.hi-chat-launcher{pointer-events:auto;position:absolute;right:max(24px,env(safe-area-inset-right));bottom:max(24px,env(safe-area-inset-bottom));display:flex;align-items:center;gap:11px;width:min(324px,calc(100vw - 48px));min-height:76px;padding:10px 13px 10px 10px;border:1px solid #20c4c87a;border-radius:20px;background:linear-gradient(145deg,#0d1c2cf7,#092336f7);box-shadow:0 20px 55px #0007,inset 0 0 0 1px #3b9cff14;color:#eff6fc;text-align:left;backdrop-filter:blur(18px) saturate(145%);transition:transform .18s ease,border-color .18s ease}
.hi-chat-launcher:hover{border-color:#42d6cb;transform:translateY(-3px)}.hi-chat-launcher img{display:block;width:52px;height:52px;flex-shrink:0;object-fit:contain;filter:drop-shadow(0 5px 12px #20c4c83d)}.hi-chat-launcher-copy{display:grid;min-width:0;flex:1;line-height:1.3}.hi-chat-launcher-copy strong{font-size:14px}.hi-chat-launcher-copy small{font-size:12px;color:#9bafc2;margin-top:4px}.hi-chat-launcher-arrow{color:#42d6cb;font-size:23px}
.hi-chat-launcher.is-compact{width:64px;height:64px;min-height:64px;justify-content:center;border-radius:50%;padding:10px;gap:0}.hi-chat-launcher.is-compact img{width:42px;height:42px}.hi-chat-launcher.is-compact .hi-chat-launcher-copy,.hi-chat-launcher.is-compact .hi-chat-launcher-arrow{display:none}
.hi-chat-launcher.is-compact::before{content:attr(data-tooltip);position:absolute;right:0;bottom:calc(100% + 12px);white-space:nowrap;font-size:12px;padding:9px 12px;border:1px solid #33566b;border-radius:9px;background:#10283a;color:#d4f5f0;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .15s ease}
.hi-chat-launcher.is-compact:focus-visible::before{opacity:1;visibility:visible}@media(hover:hover){.hi-chat-launcher.is-compact:hover::before{opacity:1;visibility:visible}}
.hi-chat-dock .hi-chat{pointer-events:auto;inset:auto max(24px,env(safe-area-inset-right)) max(24px,env(safe-area-inset-bottom)) auto;height:min(760px,calc(100dvh - 48px));max-height:calc(100dvh - 48px)}.hi-chat-dock .hi-chat h2{margin:5px 0 0;line-height:1.4}.hi-chat-dock .hi-chat-message p{margin:0;line-height:1.65}
@media(max-width:620px){.hi-chat-launcher{right:max(16px,env(safe-area-inset-right));bottom:max(16px,env(safe-area-inset-bottom));max-width:calc(100vw - 32px);min-height:68px}.hi-chat-launcher.is-compact{width:58px;height:58px;min-height:58px;padding:9px}.hi-chat-launcher.is-compact img{width:38px;height:38px}.hi-chat-dock .hi-chat{inset:auto 8px max(8px,env(safe-area-inset-bottom));width:calc(100vw - 16px);max-width:none;height:min(760px,92dvh);max-height:92dvh}}
@media(prefers-reduced-motion:reduce){.hi-chat-launcher,.hi-chat-launcher::before{transition:none}}
.hi-chat-dock .hi-chat{width:440px}
.hi-chat-dock .hi-chat>header{flex:none;padding:12px 16px;gap:8px}
.hi-chat-dock .hi-chat>header>div:first-child{min-width:0}
.hi-chat-dock .hi-chat h2{font-size:18px;line-height:1.3}
.hi-chat-dock .hi-chat-header-actions{display:flex;gap:4px;flex:none}
.hi-chat-dock .hi-chat-header-actions .hi-icon-btn{display:grid;place-items:center;padding:0;width:40px;min-width:40px;height:44px;min-height:44px;background:transparent;border-color:transparent!important;color:#a7c1d4}
.hi-chat-dock .hi-chat-header-actions .hi-icon-btn:hover{background:#183349;border-color:#385a70!important;color:#eafaff}
.hi-chat-dock .hi-chat-context{flex:none;padding:9px 16px;max-height:76px;overflow:auto;overscroll-behavior:contain;font-size:12px;line-height:1.45}
.hi-chat-dock .hi-chat-log{position:relative;flex:1 1 0;min-height:0;padding:16px;scrollbar-width:thin;scrollbar-color:#355367 transparent}
.hi-chat-dock .hi-chat-message{margin:0 0 14px;overflow-wrap:anywhere}
.hi-chat-dock .hi-chat-message.is-user{padding:10px 12px;max-width:92%;margin-left:auto;white-space:pre-wrap;border-radius:13px 13px 4px 13px}
.hi-chat-dock .hi-chat-message.is-user>small{font-size:10px;line-height:1.45;margin-bottom:6px}
.hi-chat-dock .hi-chat-message.is-assistant{white-space:normal;padding:14px 15px;background:linear-gradient(145deg,#102438,#0c1d2e);border-color:#29465e;line-height:1.7;border-radius:4px 14px 14px 14px}
.hi-chat-dock .hi-chat-message.is-assistant p{margin:0 0 .75em;line-height:1.7}
.hi-chat-dock .hi-chat-message.is-assistant h3{margin:1.1em 0 .5em;font-size:15px;font-weight:800;line-height:1.4;letter-spacing:0;color:#d6edff}
.hi-chat-dock .hi-chat-message.is-assistant strong{color:#83c7ff;font-weight:750}
.hi-chat-dock .hi-chat-message.is-assistant em{color:#b8dfff}
.hi-chat-dock .hi-chat-message.is-assistant :is(ul,ol){margin:.65em 0 .9em;padding-left:1.4em;list-style-position:outside}
.hi-chat-dock .hi-chat-message.is-assistant ul{list-style-type:disc}
.hi-chat-dock .hi-chat-message.is-assistant ol{list-style-type:decimal}
.hi-chat-dock .hi-chat-message.is-assistant li{padding-left:.2em;margin:.4em 0;line-height:1.65}
.hi-chat-dock .hi-chat-message.is-assistant li::marker{color:#51d9cc;font-weight:750}
.hi-chat-dock .hi-chat-message.is-assistant blockquote{margin:1em 0;padding:10px 12px;border-left:3px solid #43cbbf;border-radius:0 8px 8px 0;background:#32b4af12;color:#c4e7e4}
.hi-chat-dock .hi-chat-message.is-assistant code{padding:2px 5px;border-radius:4px;background:#07131f;color:#c4e9f7;font-size:.9em;white-space:pre-wrap}
.hi-chat-dock .hi-chat-example{margin:.9em 0;padding:12px;border:1px solid #42b5ae4a;border-radius:10px;background:#12353670}
.hi-chat-dock .hi-chat-example>span{display:block;color:#6bdfce;font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.06em;margin-bottom:6px}
.hi-chat-dock .hi-chat-table{max-width:100%;overflow-x:auto;margin:.9em 0;border:1px solid #315067;border-radius:10px;scrollbar-width:thin}
.hi-chat-dock .hi-chat-table table{width:100%;min-width:280px;border-collapse:collapse;font-size:12px;line-height:1.5}
.hi-chat-dock .hi-chat-table :is(th,td){padding:9px 10px;border-bottom:1px solid #294253;text-align:left;vertical-align:top;min-width:100px}
.hi-chat-dock .hi-chat-table th{color:#d6f2f1;background:#17384b;font-weight:750}
.hi-chat-dock .hi-chat-table tr:last-child td{border-bottom:0}
.hi-chat-dock .hi-chat-message.is-assistant>:first-child{margin-top:0}
.hi-chat-dock .hi-chat-message.is-assistant>:last-child,.hi-chat-dock .hi-chat-example p:last-child{margin-bottom:0}
.hi-chat-dock .hi-chat-suggestions{flex:none;display:flex;gap:6px;padding:5px 14px 9px;overflow:visible;max-height:none}
.hi-chat-dock .hi-chat-suggestions button{flex:1;min-width:0;min-height:36px;padding:6px 8px;border-radius:999px;white-space:nowrap;font-size:12px;background:#12313a;border-color:#2b6668;color:#a6e8df}
.hi-chat-dock .hi-chat-suggestions button:hover{background:#1a4549;color:#e4fffb}
.hi-chat-dock .hi-chat form{flex:none;padding:10px 14px 0;border-color:#294052}
.hi-chat-dock .hi-chat form .hi-chat-input-label{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
.hi-chat-dock .hi-chat form .hi-chat-compose{display:flex;align-items:flex-end;gap:8px;margin:0}
.hi-chat-dock .hi-chat textarea{display:block;flex:1;min-width:0;width:auto;height:44px;min-height:44px;max-height:min(104px,22dvh);resize:none;overflow-y:hidden;padding:9px 12px;line-height:24px;border-radius:12px;font-size:16px;background:#081725}
.hi-chat-dock .hi-chat textarea:focus{border-color:#44cfc5;outline:0;box-shadow:0 0 0 2px #44cfc520}
.hi-chat-dock .hi-chat form .hi-primary{display:grid;place-items:center;flex:0 0 44px;width:44px;height:44px;min-height:44px;padding:0;border-radius:12px;background:linear-gradient(135deg,#4ad7c6,#28b6bd);color:#062329;border:0}
.hi-chat-dock #hi-chat-status:empty{display:none}
.hi-chat-dock #hi-chat-status{margin:8px 0 0;font-size:12px;line-height:1.4}
.hi-chat-dock .hi-chat-disclosure{flex:none;padding:7px 14px 10px;font-size:10px;line-height:1.4;color:#8ca5b9}
@media(max-width:620px){.hi-chat-dock .hi-chat{width:calc(100vw - 16px)}.hi-chat-dock .hi-chat>header{padding:10px 12px}.hi-chat-dock .hi-chat h2{font-size:17px}.hi-chat-dock .hi-chat-context{padding:8px 12px}.hi-chat-dock .hi-chat-log{padding:12px}.hi-chat-dock .hi-chat-message.is-assistant{padding:12px}.hi-chat-dock .hi-chat-suggestions{padding-inline:12px}.hi-chat-dock .hi-chat-suggestions button{min-height:40px}.hi-chat-dock .hi-chat form{padding-inline:12px}.hi-chat-dock .hi-chat-disclosure{padding-inline:12px}}
@media(max-height:500px){.hi-chat-dock .hi-chat>header{padding:5px 12px}.hi-chat-dock .hi-chat header small{display:none}.hi-chat-dock .hi-chat h2{margin:0;font-size:16px}.hi-chat-dock .hi-chat-context{max-height:44px;padding-block:5px}.hi-chat-dock .hi-chat-suggestions{padding-block:2px 5px}.hi-chat-dock .hi-chat-suggestions button{min-height:32px}.hi-chat-dock .hi-chat form{padding-top:6px}.hi-chat-dock .hi-chat-disclosure{padding-block:5px}}

.hi-chat-dock .hi-icon-btn{border:1px solid #304c62;border-radius:10px;font-size:24px}.hi-chat-dock .hi-primary{border-radius:10px}.hi-chat-dock h2{font-family:inherit;color:#e5f0f8}.hi-footer{padding-bottom:100px}

/* Readable cards and form controls on phones; desktop keeps its fluid grid. */
@media(max-width:580px){.hi-cards{grid-template-columns:minmax(0,1fr);gap:16px}.hi-card-image{height:180px}.hi-card-image>span{font-size:10px;padding:5px 8px;bottom:11px;left:12px}.hi-card-copy{padding:17px 18px}.hi-card-copy>small{font-size:10px;min-height:0}.hi-card h2{font-size:23px;margin:9px 0}.hi-card-copy>p{font-size:14px;line-height:1.65}.hi-card-bottom{flex-direction:row;align-items:center;font-size:11px;padding-top:13px}.hi-card-bottom a{font-size:13px;width:auto;gap:14px}.hi-search input,.hi-select select,.hi-list-search input{font-size:16px}.hi-filters{grid-template-columns:minmax(0,1fr) auto}.hi-select{min-width:0}.hi-modes button{min-height:42px}.hi-reference-list button{font-size:12px;min-height:44px}}

@media(max-width:380px){.hi-filters{grid-template-columns:minmax(0,1fr)}.hi-filters>.hi-btn{font-size:12px!important;min-height:44px}.hi-select select{min-height:44px}}

/* Browse systems first, then the slides in the selected system. */
.hi-system-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.hi-system-card{min-width:0;display:flex;flex-direction:column;overflow:hidden;border:1px solid #2a4055;border-radius:15px;background:#0d1b2c;transition:transform .18s,border-color .18s}
.hi-system-card:hover{border-color:#42a9ab;transform:translateY(-3px)}
.hi-system-image{position:relative;height:142px;overflow:hidden;background:#dce0df}
.hi-system-image img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.hi-system-card:hover img{transform:scale(1.035)}
.hi-system-image>span{position:absolute;left:12px;bottom:11px;border-radius:6px;padding:5px 8px;font-size:9px;letter-spacing:.08em;background:#07111fe6;color:#d7efee}
.hi-system-copy{padding:18px;display:flex;flex-direction:column;flex:1;min-width:0}
.hi-system-copy h3{font-size:22px;line-height:1.25;margin:0 0 10px;overflow-wrap:anywhere}
.hi-system-copy>p{font-size:12px;line-height:1.7;color:#a4b8c9;margin:0 0 18px;flex:1}
.hi-system-copy>div{display:flex;justify-content:space-between;gap:10px;align-items:center;border-top:1px solid #263a4c;padding-top:13px;font-size:11px;color:#9fb4c8}
.hi-system-copy strong{font-size:12px;color:#63ddd0;font-weight:600}.hi-system-copy strong span{margin-left:8px}
.hi-systems-back{display:inline-flex;align-items:center;min-height:44px;margin-top:18px;font-size:13px}
.hi-system-heading{margin:14px 0 12px}.hi-system-heading h2{font-size:clamp(27px,2.6vw,40px)}
.hi-system-description{font-size:14px;color:#a4b8cb;margin:0 0 24px}
.hi-system-filters{margin-bottom:22px}.hi-system-filters .hi-search{min-width:0}
@media(max-width:900px){.hi-system-cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:580px){.hi-system-cards{grid-template-columns:minmax(0,1fr);gap:16px}.hi-system-image{height:155px}.hi-system-copy{padding:18px}.hi-system-copy h3{font-size:24px}.hi-system-copy>p{font-size:14px}.hi-system-copy>div{font-size:12px}.hi-system-copy strong{font-size:13px}.hi-system-heading{align-items:flex-start;flex-direction:column;gap:10px}.hi-system-heading>p{max-width:none;text-align:left;font-size:12px}.hi-system-heading h2{font-size:29px}.hi-system-description{font-size:13px}.hi-system-filters{grid-template-columns:minmax(0,1fr);gap:10px}.hi-system-filters .hi-search{grid-column:auto}.hi-system-filters>.hi-btn{justify-self:start;min-height:44px;font-size:12px!important;padding-inline:16px}}
@media(prefers-reduced-motion:reduce){.hi-system-card,.hi-system-image img{transition:none}}


/* Match Anatomy scale: readable cards, generous previews and clear study controls. */
.hi-main{container-type:inline-size}
.hi-entry{grid-template-columns:minmax(0,1.3fr) minmax(300px,.8fr);max-width:1500px;margin-inline:auto;min-height:calc(100svh - 160px)}
.hi-ad-space,.hi-ad-space ins{min-height:300px}
.hi-system-cards{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.hi-system-image{height:230px}
.hi-system-image>span,.hi-card-image>span{font-size:11px;padding:6px 10px}
.hi-system-copy{padding:24px}
.hi-system-copy h3{font-size:28px;line-height:1.25}
.hi-system-copy>p{font-size:16px;line-height:1.65;margin-bottom:22px}
.hi-system-copy>div{font-size:14px;flex-wrap:wrap;row-gap:8px}
.hi-system-copy strong{font-size:15px}
.hi-cards{grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:24px}
.hi-card-image{height:230px}
.hi-card-copy{padding:22px 24px}
.hi-card-copy>small{font-size:11px;line-height:1.5;min-height:0}
.hi-card h2{font-size:27px;line-height:1.25;margin:12px 0}
.hi-card-copy>p{font-size:16px;line-height:1.65}
.hi-card-bottom{font-size:13px;flex-wrap:wrap;gap:10px;align-items:center}
.hi-card-bottom a{font-size:15px;min-height:36px;display:inline-flex;align-items:center}
.hi-section-head h2{font-size:30px}.hi-section-head>p{font-size:15px;max-width:none}
.hi-eyebrow{font-size:12px}.hi-hero p:not(.hi-eyebrow){font-size:17px}
.hi-hero-stats{font-size:14px}.hi-hero-stats b{font-size:28px}
.hi-system-heading h2{font-size:38px}.hi-system-description{font-size:17px}
.hi-search input{font-size:16px;min-height:50px}
.hi-systems-back,.hi-back{font-size:15px;min-height:44px}
.hi-filters>.hi-btn,.hi-help{font-size:14px!important;min-height:44px}
.hi-lab-grid{grid-template-columns:minmax(0,1fr) 350px}
.hi-study{padding:24px}
.hi-study-top{flex-wrap:wrap;gap:8px}.hi-study-progress{font-size:12px}
#hi-selection h2{font-size:28px}#hi-selection p{font-size:16px;line-height:1.7}
.hi-list-search span{font-size:15px;margin-top:12px}
.hi-list-search input{font-size:16px;min-height:46px;padding:11px 12px}
.hi-reference-list{max-height:360px}
.hi-reference-list button{font-size:15px;min-height:46px;padding:12px 8px;line-height:1.5}
.hi-modes button{font-size:14px;min-height:44px}
.hi-stage-bottom,.hi-viewer-status{font-size:13px}
.hi-slide-heading h1{font-size:36px}.hi-slide-heading p{font-size:16px;line-height:1.6}
.hi-selection-actions .hi-btn{font-size:13px!important;min-height:44px}
.hi-footer{font-size:12px;padding-bottom:120px}.hi-footer>div{flex-wrap:wrap;gap:18px}
@container(max-width:960px){.hi-system-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.hi-lab-grid{grid-template-columns:minmax(0,1fr) 320px}.hi-study{padding:20px}}
@container(max-width:800px){.hi-entry{grid-template-columns:1fr;max-width:670px}.hi-welcome-ad{width:100%}}
@container(max-width:760px){.hi-lab-grid{grid-template-columns:minmax(0,1fr)}.hi-study{display:block}.hi-system-copy{padding:22px}.hi-system-copy h3{font-size:26px}}
@container(max-width:600px){.hi-system-cards,.hi-cards{grid-template-columns:minmax(0,1fr);gap:20px}.hi-system-image,.hi-card-image{height:220px}.hi-system-copy h3,.hi-card h2{font-size:26px}.hi-system-copy>p,.hi-card-copy>p{font-size:15px}.hi-section-head{align-items:flex-start;gap:12px;flex-wrap:wrap}.hi-section-head h2{font-size:27px}.hi-section-head>p{font-size:13px;text-align:left}.hi-system-description{font-size:15px}.hi-hero p:not(.hi-eyebrow){font-size:15px}.hi-hero-stats{font-size:12px}.hi-hero-stats b{font-size:25px}.hi-slide-heading h1{font-size:29px}.hi-slide-heading p{font-size:14px}.hi-reference-list{grid-template-columns:1fr}.hi-reference-list button{font-size:15px}.hi-modes button{font-size:12px}.hi-help{font-size:0!important}.hi-stage-bottom,.hi-viewer-status{font-size:12px}.hi-footer{padding-bottom:120px}}

/* Educational copy stays below the microscope, with a comfortable reading width. */
.hi-tissue-guide{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:32px;margin:32px 0 0;padding:28px;border:1px solid #2a4055;border-radius:16px;background:#0c1b2a;min-width:0}
.hi-tissue-copy{min-width:0;max-width:900px}.hi-tissue-copy h2{font-size:28px;margin:0 0 20px;line-height:1.35}
.hi-tissue-copy>p,.hi-tissue-tip p,.hi-home-guide>p{font-size:16px;line-height:1.8;color:#b3c6d7;margin:0 0 18px;overflow-wrap:break-word}
.hi-tissue-tip{border-left:3px solid #4ed5c9;padding:16px 20px;background:#14333866;border-radius:0 10px 10px 0;margin-top:24px}.hi-tissue-tip h3{font-size:17px;margin:0 0 9px}.hi-tissue-tip p{margin:0}
.hi-related{border-left:1px solid #294155;padding-left:26px;min-width:0}.hi-related h3{font-size:19px;line-height:1.4;margin:0 0 16px}.hi-related ul{list-style:none;padding:0;margin:0 0 20px}.hi-related a{display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:46px;padding:10px 0;color:#76e2d7;border-bottom:1px solid #294155;font-size:16px}.hi-related>p{font-size:13px;color:#9cb4c6;line-height:1.7}.hi-related .hi-btn{font-size:13px!important;min-height:44px}
.hi-home-guide{margin-top:34px;padding:28px;border:1px solid #2a4055;border-radius:16px;background:#0c1b2a}.hi-home-guide h2{font-size:28px;line-height:1.35;margin:0 0 20px}.hi-home-guide>p{max-width:1000px}
.hi-slide-directory{margin-top:22px;border-top:1px solid #2a4055;padding-top:18px}.hi-slide-directory summary{font-size:17px;min-height:44px;cursor:pointer;color:#71ddd1}.hi-slide-directory>div{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.hi-slide-directory h3{font-size:18px;line-height:1.4}.hi-slide-directory ul{list-style:none;margin:0;padding:0}.hi-slide-directory a{display:inline-flex;align-items:center;min-height:36px;color:#a9d6e6;font-size:15px}.hi-slide-directory a:hover,.hi-related a:hover{text-decoration:underline}
@container(max-width:960px){.hi-tissue-guide{grid-template-columns:1fr}.hi-related{border-left:0;border-top:1px solid #294155;padding:22px 0 0}.hi-related ul{display:flex;flex-wrap:wrap;gap:10px 24px}.hi-related a{border-bottom:0}}
@container(max-width:600px){.hi-tissue-guide,.hi-home-guide{padding:20px;margin-top:24px;gap:22px}.hi-tissue-copy h2,.hi-home-guide h2{font-size:24px}.hi-tissue-copy>p,.hi-tissue-tip p,.hi-home-guide>p{font-size:15px;line-height:1.75}.hi-tissue-tip{padding:14px 16px}.hi-slide-directory>div{grid-template-columns:1fr}.hi-related ul{display:block}.hi-related a{border-bottom:1px solid #294155}.hi-tissue-guide h3{font-size:18px}}

/* Tissue selection stays inside the microscope, including native fullscreen. */
.hi-pick-marker{position:absolute;width:26px;height:26px;border:2px solid #fff;border-radius:50%;box-shadow:0 0 0 2px #00695d,0 2px 8px #0005;transform:translate(-50%,-50%);pointer-events:none;z-index:3}
.hi-pick-marker:before,.hi-pick-marker:after{content:"";position:absolute;background:#00695d;box-shadow:0 0 0 1px #fff}
.hi-pick-marker:before{width:10px;height:2px;left:6px;top:10px}.hi-pick-marker:after{width:2px;height:10px;left:10px;top:6px}
.hi-pick-marker.is-unmapped{box-shadow:0 0 0 2px #8054be,0 2px 8px #0005}.hi-pick-marker.is-unmapped:before,.hi-pick-marker.is-unmapped:after{background:#8054be}
.hi-pick-label{position:absolute;z-index:3;pointer-events:none;border-radius:7px;padding:7px 10px;background:#092b30f2;color:#fff;font-size:12px;font-weight:650;line-height:1.3;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;box-shadow:0 2px 10px #0003}
.hi-inspector{flex:none;padding:15px 17px;border-top:1px solid #315359;background:linear-gradient(115deg,#102b32,#101d30);max-height:340px;overflow:auto;scrollbar-width:thin}
.hi-inspector-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}.hi-inspector-heading>div{min-width:0}
.hi-inspector small{color:#73e6d8;font-size:10px;font-weight:700;letter-spacing:.09em}
.hi-inspector h2{font-size:21px;margin:6px 0 8px;overflow-wrap:anywhere}.hi-inspector p{font-size:13px;line-height:1.6;color:#c0d3e3;margin:0 0 11px}
.hi-inspector-heading>.hi-icon{min-width:44px;min-height:44px;background:transparent}
.hi-inspector-actions{display:flex;flex-wrap:wrap;gap:8px}.hi-inspector-actions .hi-btn{min-height:44px;font-size:12px!important}
.hi-ai-action{border-color:#8c73b6;background:#322944;color:#eee3ff}
.hi-nearby{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}.hi-nearby>span{flex-basis:100%;font-size:11px;color:#a4bccf}.hi-nearby .hi-btn{min-height:44px;font-size:11px!important;text-align:left}
.hi-ai-content{display:flex;align-items:flex-start;gap:12px}.hi-ai-content>div{min-width:0;flex:1}.hi-ai-content>img{width:88px;height:88px;object-fit:contain;border:1px solid #8c73b6;border-radius:7px;margin-top:13px}
#hi-ai-status:not(:empty){margin:13px 0 0;font-size:12px;color:#d5c4ee}.hi-ai-result{border-top:1px solid #46516b;margin-top:12px;padding-top:12px}.hi-ai-result small{color:#d4b5ff}.hi-ai-result h3{font-size:18px;margin:8px 0}.hi-ai-result p{white-space:pre-line}#hi-ai-uncertainty{color:#e1cead}
.hi-stage:is(:fullscreen,.hi-expanded) .hi-inspector{max-height:38dvh}.hi-stage:is(:fullscreen,.hi-expanded) .hi-canvas-wrap{height:auto;max-height:none;min-height:120px}
@media(max-width:580px){.hi-inspector{padding:12px;max-height:310px}.hi-inspector h2{font-size:19px}.hi-inspector p{font-size:12px}.hi-pick-label{font-size:11px}.hi-ai-content>img{width:60px;height:60px}.hi-stage:is(:fullscreen,.hi-expanded) .hi-inspector{max-height:40dvh}}
@media(max-height:520px){.hi-stage:is(:fullscreen,.hi-expanded) .hi-inspector{max-height:34dvh}.hi-stage:is(:fullscreen,.hi-expanded) .hi-viewer-status{display:none}.hi-stage:is(:fullscreen,.hi-expanded) .hi-stage-bottom{padding:6px 12px}}

/* Area input intercepts a single drawing gesture; the normal viewer stays unchanged. */
.hi-selection-tools{display:flex;align-items:center;gap:8px;flex:none;padding:7px 12px;background:#0b1b29;border-top:1px solid #263c50;font-size:12px;color:#b8cbd9}
.hi-selection-tools .hi-btn{min-height:44px;font-size:12px!important;padding:8px 14px}.hi-selection-tools [aria-pressed="true"]{background:#164344;border-color:#49bfb3;color:#a1f3e8}
.hi-area-input{position:absolute;inset:0;z-index:4;touch-action:none;cursor:crosshair}.hi-area-box{position:absolute;border:2px dashed #fff;box-shadow:0 0 0 2px #8054be;background:#8c65ca18;pointer-events:none;z-index:3;box-sizing:border-box}
.hi-stage:is(:fullscreen,.hi-expanded) .hi-selection-tools{padding:3px 10px}
@media(max-height:520px){.hi-stage:is(:fullscreen,.hi-expanded) .hi-stage-bottom{display:none}.hi-stage:is(:fullscreen,.hi-expanded) .hi-inspector{max-height:30dvh}.hi-stage:is(:fullscreen,.hi-expanded) .hi-selection-tools{position:absolute;top:10px;left:10px;z-index:5;border:0;border-radius:10px;background:#0b1b29ee}.hi-stage:is(:fullscreen,.hi-expanded) .hi-zoom-controls{top:65px}}

.hi-chat-crop{display:block;width:100%;max-width:300px;max-height:220px;object-fit:contain;border:1px solid #738797;border-radius:9px;margin:8px 0;background:#f1eeee}.hi-chat-message>small{display:block;margin-bottom:6px}.hi-chat-message.is-user:has(.hi-chat-crop){max-width:94%}

.hi-chat-examples{margin-top:14px;border-top:1px solid #355369;padding-top:10px;font-size:12px}.hi-chat-examples summary{cursor:pointer;min-height:38px;color:#9fe6dd}.hi-chat-example-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.hi-chat-example-grid a{display:flex;flex-direction:column;gap:6px;color:#b7dded;text-decoration:none;font-size:11px;line-height:1.4}.hi-chat-example-grid img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:6px;border:1px solid #526274}.hi-atlas-ai{margin-top:12px;min-height:44px;white-space:normal;text-align:left}

/* Tutor replies have a clear reading order on small and large screens. */
.hi-chat-dock .hi-chat-message.is-assistant:has(.hi-chat-answer){background:linear-gradient(135deg,#102838,#0e1d2f);border:1px solid #335269;padding:18px}
.hi-chat-dock .hi-chat-message.is-assistant .hi-chat-answer .hi-answer-label{margin:0 0 9px;color:#7ee4d7;font-size:10px;line-height:1.5;font-weight:750;letter-spacing:.09em;text-transform:uppercase}
.hi-chat-dock .hi-chat-message.is-assistant .hi-chat-answer .hi-answer-title{font-size:21px;line-height:1.3;letter-spacing:-.025em;color:#f0f8fd;margin:0 0 13px;overflow-wrap:anywhere}
.hi-chat-dock .hi-chat-message.is-assistant .hi-chat-answer .hi-answer-summary{font-size:14px;line-height:1.7;color:#d3e4ee;margin:0 0 16px}
.hi-answer-section{border-top:1px solid #345063;padding-top:14px;margin-top:14px}
.hi-chat-dock .hi-chat-message.is-assistant .hi-answer-section h4{font-size:13px;line-height:1.5;color:#8fe6dc;margin:0 0 9px;font-weight:750}
.hi-chat-dock .hi-chat-message.is-assistant .hi-answer-section ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.hi-chat-dock .hi-chat-message.is-assistant .hi-answer-section li{position:relative;padding-left:15px;margin:0;font-size:14px;line-height:1.65;color:#d0e1eb;overflow-wrap:anywhere}
.hi-answer-section li:before{content:'';position:absolute;left:0;top:.65em;width:5px;height:5px;border-radius:50%;background:#5dd7c9}
.hi-answer-note{border-left:3px solid #92b9cd;border-radius:0 8px 8px 0;background:#1b334466;padding:12px 13px;margin-top:16px}
.hi-chat-dock .hi-chat-message.is-assistant .hi-answer-note strong{display:block;font-size:11px;line-height:1.5;color:#b7d3e4;margin-bottom:5px}
.hi-chat-dock .hi-chat-message.is-assistant .hi-answer-note p{font-size:12px;line-height:1.65;color:#adc5d5;margin:0}
@media(max-width:400px){.hi-chat-dock .hi-chat-message.is-assistant:has(.hi-chat-answer){padding:14px}.hi-chat-dock .hi-chat-message.is-assistant .hi-chat-answer .hi-answer-title{font-size:19px}.hi-chat-dock .hi-chat-message.is-assistant .hi-chat-answer .hi-answer-summary,.hi-chat-dock .hi-chat-message.is-assistant .hi-answer-section li{font-size:13px}}