.aci-app{--ink:#163d38;--muted:#60736f;--green:#146c5e;--line:#dce5df;--paper:#fafbf7;--sage:#edf3e9;--gold:#bd872d;max-width:1200px!important;width:100%;margin:24px auto;background:var(--paper);color:var(--ink);font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;text-align:left;border:1px solid var(--line);border-radius:22px;overflow:hidden;color-scheme:light;isolation:isolate}.aci-app *{box-sizing:border-box}.aci-app [hidden]{display:none!important}.aci-app h1,.aci-app h2,.aci-app h3,.aci-app h4,.aci-app p{margin:0;color:inherit;font-family:inherit}.aci-app p{margin:12px 0}.aci-app h1,.aci-app h2,.aci-app h3{line-height:1.2;letter-spacing:-.025em}.aci-app h1{font:400 clamp(32px,4.1vw,53px)/1.12 Georgia,serif}.aci-app h2{font-size:26px;font-weight:650}.aci-app h3{font-size:21px;font-weight:650}.aci-app h4{font-size:15px;margin:18px 0 8px}.aci-app button,.aci-app input,.aci-app textarea,.aci-app select{font:inherit;letter-spacing:normal}.aci-app 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1fr;gap:38px;background:linear-gradient(125deg,#edf3e9,#f9f8ef)}.aci-app .aci-eyebrow{font-size:10px;font-weight:750;letter-spacing:.15em;margin:0 0 16px}.aci-hero h1 em{color:var(--green);font-weight:400}.aci-hero>div>p:last-child{font-size:15px;max-width:460px;margin-top:23px;color:var(--muted)}.aci-hero-note{align-self:center;background:#ffffff99;border:1px solid #dae3d4;border-radius:18px;padding:30px;transform:rotate(-2deg)}.aci-hero-note>span{font:26px Georgia,serif;letter-spacing:.06em;color:var(--green);display:block;margin-bottom:25px}.aci-hero-note h3{font-size:18px}.aci-hero-note p{font-size:13px;color:var(--muted)}.aci-hero-note small{font-size:11px;color:var(--muted)}.aci-note-rule{height:3px;width:45px;background:#c3b77c;margin:18px 0}.aci-library,.aci-results{padding:36px 38px 46px}.aci-section-title{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-bottom:25px}.aci-section-title .aci-eyebrow{margin-bottom:8px}.aci-filters{display:grid;grid-template-columns:1fr 210px 160px;gap:12px;margin-bottom:26px}.aci-app input[type=search],.aci-app select,.aci-app input[type=text],.aci-app textarea{border:1px solid #baccc3;border-radius:9px;padding:12px 14px;background:white;color:var(--ink);width:100%;box-shadow:none;line-height:1.5;font-size:14px}.aci-app select{padding-right:28px}.aci-app textarea{resize:vertical;min-height:90px}.aci-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.aci-card{padding:24px 23px 0;background:white;border:1px solid var(--line);border-radius:16px;display:flex;flex-direction:column;min-width:0;transition:transform .15s,border-color .15s}.aci-card:hover{transform:translateY(-3px);border-color:var(--green)}.aci-card-top{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:26px}.aci-tag{font-size:10px;line-height:1.5;font-weight:650;border:1px solid #cadbd1;background:#eef5ee;color:#27594e;border-radius:6px;padding:5px 9px;display:inline-block}.aci-card-no{font:17px Georgia,serif;color:#84968c}.aci-card h3{font-size:25px}.aci-card>p{font-size:13px;color:var(--muted);flex:1;margin:14px 0 24px}.aci-card-meta{display:flex;justify-content:space-between;gap:8px;font-size:11px;color:var(--muted);margin-bottom:16px;text-transform:capitalize}.aci-app .aci-card-link{border:0;border-top:1px solid var(--line);background:transparent;color:var(--green);padding:18px 0;display:flex;justify-content:space-between;width:100%;font-size:13px;font-weight:650}.aci-btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;background:var(--green);color:white;border:1px solid var(--green);border-radius:9px;padding:12px 20px;font-size:13px!important;font-weight:650;min-height:44px}.aci-btn:hover{background:#0f594d}.aci-btn.secondary{background:white;color:var(--green);border-color:#b9cdc2}.aci-btn.secondary:hover{background:#edf5ef}.aci-link{border:0;background:transparent;color:var(--green);padding:8px 0;font-size:12px!important;font-weight:650;text-decoration:underline;text-underline-offset:3px}.aci-resume{border:1px solid #c9d9c8;background:#f0f5ea;display:flex;align-items:center;justify-content:space-between;gap:20px;border-radius:12px;padding:20px 24px;margin-bottom:30px}.aci-resume strong{font-size:15px}.aci-resume p{font-size:12px;margin:4px 0}.aci-bottom{padding:20px 38px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:10px}.aci-breadcrumb{padding:24px 38px;display:flex;gap:16px;align-items:center;font-size:12px;color:var(--muted)}.aci-setup{padding:10px 46px 48px;display:grid;grid-template-columns:1fr 1.05fr;gap:50px}.aci-setup h1{margin:22px 0}.aci-text{white-space:pre-wrap;overflow-wrap:anywhere}.aci-setup>div>.aci-text{font-size:15px;color:var(--muted)}.aci-objective{border-top:1px solid var(--line);margin-top:28px;padding-top:25px}.aci-objective>.aci-text{margin-top:10px;font-size:14px;color:var(--muted)}.aci-panel{background:white;border:1px solid var(--line);border-radius:16px;padding:28px}.aci-panel h2{font-size:23px;margin-bottom:24px}.aci-mode{display:flex;align-items:flex-start;gap:12px;border:1px solid var(--line);padding:16px;border-radius:10px;margin:12px 0;cursor:pointer;background:white}.aci-mode:has(input:checked){border-color:var(--green);background:#edf5ef}.aci-app input[type=radio],.aci-app input[type=checkbox]{accent-color:var(--green);width:17px;height:17px;flex:0 0 17px;margin:4px 0}.aci-mode strong{display:block;font-size:14px}.aci-mode small{font-size:12px;color:var(--muted);display:block;margin-top:6px}.aci-time-option{display:flex;gap:10px;font-size:13px;margin-top:18px}.aci-app .aci-muted{font-size:12px;color:var(--muted)}.aci-case-bar{padding:25px 36px;display:flex;align-items:center;gap:24px;background:#f0f4ed}.aci-case-bar h2{font:27px Georgia,serif}.aci-case-bar .aci-eyebrow{margin-bottom:8px}.aci-timer{margin-left:auto;white-space:nowrap;font-size:12px;font-variant-numeric:tabular-nums;color:var(--muted)}.aci-time-low{color:#a13e1a;font-weight:700}.aci-app .aci-progress{width:100%;display:block;border:0;height:4px;accent-color:var(--green);background:var(--line)}.aci-progress::-webkit-progress-bar{background:var(--line)}.aci-progress::-webkit-progress-value{background:var(--green)}.aci-workspace{display:grid;grid-template-columns:245px minmax(0,1fr);min-height:650px}.aci-workspace>aside{padding:28px 18px;background:#f6f8f2;border-right:1px solid var(--line)}.aci-step-nav .aci-eyebrow{padding-left:10px;font-size:9px}.aci-app .aci-step-link{display:flex;align-items:flex-start;gap:12px;width:100%;border:1px solid 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38px;background:white;min-width:0}.aci-step-heading{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:22px}.aci-step-heading>span:last-child{font-size:11px;color:var(--muted)}.aci-step h2{font-size:29px;margin-bottom:24px}.aci-context{background:#f7f8f4;padding:19px 22px;border-radius:10px;margin:22px 0;font-size:14px}.aci-context .aci-eyebrow{font-size:9px;margin-bottom:10px}.aci-exhibit{margin:24px 0;border:1px solid var(--line);border-radius:10px;padding:20px}.aci-table-scroll{overflow:auto}.aci-app table{border-collapse:collapse;width:100%;font-size:13px;line-height:1.5}.aci-app th,.aci-app td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;white-space:normal;min-width:100px}.aci-app th{font-weight:650;background:#edf3e9}.aci-app tr:last-child td{border:0}.aci-question{font-size:18px;line-height:1.65;margin:24px 0}.aci-app figure{margin:24px 0}.aci-app 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0;padding:25px;margin-top:24px;font-size:14px;line-height:1.75}.aci-feedback h3{margin-bottom:15px}.aci-feedback.correct{border-color:#146c5e;background:#eef7ef}.aci-feedback.incorrect{border-color:#bd872d;background:#faf5e7}.aci-feedback>.aci-btn{margin-top:20px}.aci-rubric{border-top:1px solid #d4dfd2;margin-top:20px}.aci-rubric label{display:flex;align-items:flex-start;gap:10px;margin:12px 0;font-size:13px}.aci-hint{background:#fbf5df;border:1px solid #e6ddbb;border-radius:8px;padding:18px 20px;font-size:13px;margin:18px 0}.aci-hint>.aci-text{margin-top:8px}.aci-step-footer{display:flex;justify-content:space-between;gap:16px;margin-top:35px;padding-top:24px;border-top:1px solid var(--line)}.aci-simulation-note,.aci-saved{font-size:13px;color:var(--green)}.aci-simulation-note{padding:18px;background:var(--sage);border-radius:8px;margin:20px 0}.aci-result-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:30px 0}.aci-result-stats>div{padding:25px;border:1px solid var(--line);border-radius:12px;background:white}.aci-result-stats strong{display:block;font:42px Georgia,serif;color:var(--green);margin-bottom:10px}.aci-result-stats span{display:block;font-size:13px;font-weight:650}.aci-result-stats small{display:block;font-size:11px;color:var(--muted);margin-top:8px}.aci-result-actions{display:flex;gap:15px;flex-wrap:wrap;margin:25px 0 38px}.aci-self-summary{border-left:3px solid #94af95;padding:16px 22px;background:#edf3e9;font-size:13px}.aci-self-summary p{margin:5px 0;font-size:12px;color:var(--muted)}.aci-review-step{border:1px solid var(--line);border-radius:12px;background:white;margin:16px 0}.aci-review-step>summary{display:flex;gap:16px;align-items:center;padding:20px;cursor:pointer;list-style:none}.aci-review-step>summary:after{content:'+';margin-left:auto;color:var(--green);font-size:22px}.aci-review-step[open]>summary:after{content:'−'}.aci-review-step>summary>span{background:var(--sage);width:34px;height:34px;display:grid;place-items:center;border-radius:50%;flex-shrink:0}.aci-review-step small{display:block;color:var(--muted);font-size:11px}.aci-review-body{padding:0 26px 26px;font-size:14px}.aci-review-body h3{font-size:17px;margin:22px 0 10px}.aci-review-body>.aci-text{margin:14px 0}.aci-alert{padding:20px 30px;background:#fff1e5;border-bottom:1px solid #edd6be;color:#7b3a12;font-size:14px}.aci-empty{padding:25px;border:1px dashed var(--line);grid-column:1/-1}.aci-empty p{font-size:13px;color:var(--muted)}.aci-dialog{max-width:min(550px,calc(100vw - 30px));max-height:85vh;border:1px solid #cad7cf;border-radius:16px;padding:30px;color:var(--ink);background:white;font-family:inherit;box-shadow:0 20px 70px #163d3822}.aci-dialog::backdrop{background:#123b3266}.aci-dialog h2{font-size:25px}.aci-dialog p{margin:20px 0;line-height:1.7}.aci-dialog>div{display:flex;gap:12px;flex-wrap:wrap}.aci-sr{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}.aci-app .katex-display{overflow-x:auto;overflow-y:hidden}
@media(max-width:950px){.aci-cards{grid-template-columns:1fr 1fr}.aci-hero{grid-template-columns:1.4fr 1fr;gap:20px;padding:40px 30px}.aci-hero-note{padding:22px}.aci-workspace{grid-template-columns:200px minmax(0,1fr)}.aci-step{padding:28px}.aci-setup{gap:25px;padding:15px 30px 40px}.aci-filters{grid-template-columns:1fr 170px}.aci-filters>label:last-child{grid-column:2}.aci-case-bar{flex-wrap:wrap}.aci-result-stats{gap:12px}.aci-result-stats>div{padding:18px}}
@media(max-width:700px){.aci-app .aci-top{padding:20px}.aci-top-note{display:none}.aci-hero{grid-template-columns:1fr;padding:34px 25px}.aci-hero-note{display:none}.aci-library,.aci-results{padding:26px 20px}.aci-cards{grid-template-columns:1fr}.aci-section-title{align-items:flex-start;flex-direction:column}.aci-filters{grid-template-columns:1fr 1fr}.aci-filters>input{grid-column:1/-1}.aci-filters>label:last-child{grid-column:auto}.aci-setup{grid-template-columns:1fr;padding:10px 22px 30px}.aci-breadcrumb{padding:20px 22px}.aci-panel{padding:22px}.aci-workspace{display:block}.aci-workspace>aside{padding:16px;border:0;border-bottom:1px solid var(--line)}.aci-step-nav{display:flex;overflow-x:auto;gap:7px;padding:4px 2px}.aci-step-nav .aci-eyebrow{display:none}.aci-app .aci-step-link{width:160px;min-width:160px;margin:0;font-size:11px}.aci-brief{padding:12px 4px 0;margin:12px 0 0}.aci-brief summary{font-size:11px}.aci-step{padding:26px 20px}.aci-step h2{font-size:25px}.aci-question{font-size:17px}.aci-case-bar{padding:22px;gap:14px}.aci-case-bar>div{width:100%}.aci-case-bar h2{font-size:25px}.aci-timer{margin-left:0;margin-right:auto}.aci-result-stats{grid-template-columns:1fr}.aci-result-stats>div{display:grid;grid-template-columns:80px 1fr;gap:5px 12px}.aci-result-stats strong{grid-row:1/3;font-size:32px;margin:0}.aci-result-stats small{margin-top:0}.aci-bottom{padding:18px 22px;display:block}.aci-bottom>span{display:block;margin:4px 0}.aci-resume{display:block;padding:20px}.aci-resume .aci-btn{margin-top:12px}.aci-feedback{padding:20px 18px}.aci-dialog{padding:24px}.aci-app .aci-hero h1{font-size:37px}.aci-response-actions{gap:10px}.aci-btn{padding:11px 16px}.aci-step-footer{gap:10px}.aci-result-actions{gap:12px}}
@media(prefers-reduced-motion:reduce){.aci-app *{transition:none!important}}
.aci-app .aci-focus:focus{outline:none}