.f01-lab{--f01-ink:#102d3e;--f01-muted:#496355;--f01-line:#afc3b1;--f01-sage:#eaf0e6;--f01-lime:#b2ed45;color:var(--f01-ink);border:1px solid var(--f01-line);isolation:isolate;background:#f8faf5;min-width:0;margin:36px 0;font-family:Aspekta,Arial,sans-serif;font-size:1rem;line-height:1.65}.f01-lab *,.f01-introduction *{box-sizing:border-box}.f01-lab :is(button,input,textarea){font:inherit}.f01-lab button{cursor:pointer}.f01-lab button:disabled{cursor:not-allowed;opacity:.55}.f01-lab :is(button,input,textarea,summary):focus-visible{outline-offset:4px;outline:3px solid #48730e}.f01-lab p{white-space:normal;overflow-wrap:anywhere;margin:10px 0}.f01-lab :is(h3,h4){letter-spacing:-.025em;font-family:inherit;line-height:1.3}.f01-lab svg,.f01-introduction svg{flex-shrink:0}.f01-lab-header{background:var(--f01-ink);color:#f6faef;border-bottom:5px solid var(--f01-lime);align-items:center;gap:20px;padding:28px;display:flex;position:relative;overflow:hidden}.f01-lab-header:after{content:"";pointer-events:none;border-top:1px solid #668471;border-right:1px solid #668471;width:55px;height:18px;position:absolute;inset:10px 12px auto auto}.f01-header-mark{min-width:62px;min-height:70px;color:var(--f01-lime);border:1px solid #6c8a78;place-items:center;display:grid;box-shadow:-5px 5px #203d48}.f01-lab-header>div:nth-child(2){flex:180px;min-width:0}.f01-lab .f01-eyebrow,.f01-introduction .f01-eyebrow{letter-spacing:.075em;text-transform:uppercase;margin:0 0 8px;font-family:Saira,monospace;font-size:.72rem;font-weight:600;line-height:1.6}.f01-lab .f01-lab-header .f01-eyebrow{color:#c6ddbe}.f01-lab-header h3{color:#fff;margin:0 0 8px;font-size:clamp(1.5rem,2.5vw,2rem);font-weight:550}.f01-lab .f01-lab-header p:last-child{color:#d6e1dc;max-width:640px;margin-bottom:0;font-size:.92rem}.f01-practice-label{border-left:1px solid #6c8a78;flex-shrink:0;padding-left:17px;font-size:.75rem;line-height:1.7}.f01-practice-label strong{color:var(--f01-lime);font-weight:550}.f01-lab .f01-memory-note{color:#354f42;background:#eef3e9;align-items:flex-start;gap:10px;margin:0;padding:14px 24px;font-size:.8rem;line-height:1.7;display:flex}.f01-memory-note svg{margin-top:3px}.f01-stages{border-block:1px solid var(--f01-line)}.f01-stages ol{grid-template-columns:repeat(3,minmax(0,1fr));display:grid;margin:0!important;padding:0!important;list-style:none!important}.f01-stages li{min-width:0;display:flex;margin:0!important}.f01-stages li+li{border-left:1px solid var(--f01-line)}.f01-stages button{width:100%;color:var(--f01-ink);text-align:left;background:0 0;border:0;align-items:center;gap:12px;min-height:74px;padding:18px 20px;font-size:.86rem;line-height:1.45;display:flex}.f01-stages button[aria-current=step]{background:var(--f01-lime);box-shadow:inset 0 -3px var(--f01-ink)}.f01-step-number{letter-spacing:-.05em;font-family:Saira,monospace;font-size:1.32rem;line-height:1}.f01-stage-body{min-width:0;padding:clamp(17px,3vw,32px)}.f01-lab .f01-stage-title{margin:0 0 24px;font-size:1.3rem;font-weight:550}.f01-stage-title>span{color:#54704b;margin-right:8px;font-family:Saira,monospace}.f01-stage-title:focus{outline:none}.f01-introduction{color:#102d3e;background:#eaf0e6;border-left:3px solid #688259;align-items:flex-start;gap:18px;padding:22px;line-height:1.75;display:flex}.f01-introduction h3{margin:0 0 10px;font-size:1.12rem;font-weight:600}.f01-introduction p{white-space:normal;overflow-wrap:anywhere;margin:8px 0;font-size:.9rem}.f01-intro-mark{color:#47603d;padding-top:6px}.f01-source-heading{align-items:flex-start;gap:24px;margin:30px 0 20px;display:flex}.f01-source-heading>div{flex:1;min-width:0}.f01-source-heading h4{margin:0 0 10px;font-size:1.2rem;font-weight:550}.f01-source-heading p{font-size:.95rem}.f01-version{letter-spacing:.06em;color:#364f31;background:#f3f7ef;border:1px solid #71836b;flex-shrink:0;padding:11px 16px;font-family:Saira,monospace;font-size:.72rem;line-height:1.8;transform:rotate(2deg)}.f01-lab fieldset{border:0;min-width:0;margin:0;padding:0}.f01-lab legend{max-width:100%;margin:0 0 13px;padding:0;font-size:.88rem;font-weight:600;line-height:1.65;display:block}.f01-resource-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:9px;display:grid}.f01-resource-option{cursor:pointer;background:#fff;border:1px solid #b6c7af;align-items:center;gap:12px;min-width:0;min-height:106px;padding:16px 12px 14px;display:flex;position:relative}.f01-resource-option.is-selected{background:#e6f2d7;border:2px solid #193d32;padding:15px 11px 13px}.f01-resource-option:after{content:"";pointer-events:none;border-bottom:1px solid #9cb38c;border-right:1px solid #9cb38c;width:9px;height:9px;position:absolute;bottom:5px;right:5px}.f01-resource-option input{accent-color:#254a36;flex-shrink:0;width:17px;height:17px;margin:0}.f01-resource-option>span{gap:5px;min-width:0;display:grid}.f01-resource-option strong{letter-spacing:.06em;font-family:Saira,monospace;font-size:1rem;font-weight:600}.f01-resource-option>span>span{overflow-wrap:anywhere;font-size:.79rem;line-height:1.45}.f01-resource-option>svg{color:#506944;width:25px}.f01-source-detail{background:#fff;border:1px solid #839d79;align-items:center;gap:22px;margin-top:20px;padding:22px 24px;display:flex}.f01-source-detail>div{min-width:0}.f01-source-code{color:#375336;border-right:1px solid #bed0b5;flex-shrink:0;padding-right:22px;font-family:Saira,monospace;font-size:1.8rem}.f01-lab .f01-source-quote{margin:4px 0;font-size:1.08rem;line-height:1.7}.f01-source-detail p:last-child{color:var(--f01-muted);font-size:.78rem}.f01-lab .f01-source-limit{color:#40553e;margin-top:18px;font-size:.86rem;line-height:1.8}.f01-next-prompt{border-top:1px dashed #a8bd9b;align-items:flex-start;gap:16px;margin-top:22px;padding:19px 0 0;display:flex}.f01-next-prompt svg{margin-top:6px}.f01-next-prompt p{margin:0;font-size:.9rem}.f01-lab .f01-worked-example{background:#edf3e5;border:1px solid #98b089;margin:0 0 26px}.f01-worked-example summary{cursor:pointer;align-items:center;gap:12px;min-height:60px;padding:18px 20px;font-size:.92rem;list-style:none;display:flex}.f01-worked-example summary::-webkit-details-marker{display:none}.f01-worked-example summary:after{content:"+";margin-left:auto;font:1.5rem Saira,monospace}.f01-worked-example[open] summary:after{content:"−"}.f01-worked-example>div{border-top:1px solid #b4c5a8;padding:0 22px 18px}.f01-worked-example p{font-size:.91rem}.f01-worked-example blockquote{border-left:3px solid #768e61;margin:20px 0;padding:8px 16px;font-size:1rem}.f01-exercise-picker>div{flex-wrap:wrap;gap:10px;display:flex}.f01-exercise-picker label{cursor:pointer;background:#fff;border:1px solid #9ab08f;align-items:center;gap:9px;min-height:48px;padding:12px 15px;font-size:.86rem;display:flex}.f01-exercise-picker label:has(input:checked){background:#e4f1d3;border-color:#1c4032;box-shadow:inset 0 -2px #1c4032}.f01-exercise-picker b{margin-right:5px;font:600 1rem Saira,monospace}.f01-lab input[type=radio],.f01-lab input[type=checkbox]{accent-color:#294e36;flex-shrink:0;width:18px;height:18px}.f01-practice-source,.f01-draft-context{border-bottom:1px solid #b8c9ae;align-items:center;gap:16px;margin-bottom:22px;padding:20px 0;display:flex}.f01-practice-source>p,.f01-draft-context>p{flex:1;min-width:0;margin:0;font-size:.92rem}.f01-instruction{font-size:.95rem}.f01-questions{gap:19px;margin:22px 0;display:grid}.f01-lab .f01-question{background:#fff;border:1px solid #b6c7af;padding:20px}.f01-question legend{float:left;align-items:flex-start;gap:11px;width:100%;margin-bottom:14px;font-size:.96rem;font-weight:550;display:flex}.f01-question legend>span{color:#567046;padding-top:2px;font-family:Saira,monospace;font-size:.79rem}.f01-choices{clear:both;gap:8px;display:grid}.f01-choices label{cursor:pointer;background:#f4f7f0;border:1px solid #0000;align-items:flex-start;gap:10px;min-height:44px;padding:10px 12px;font-size:.88rem;display:flex}.f01-choices label:has(input:checked){background:#e6f1d9;border-color:#8ca77a}.f01-choices input{margin:4px 0 0}.f01-lab .f01-feedback{clear:both;background:#edf5e5;border-left:3px solid #647e4f;margin:17px 0 0;padding:13px 16px;font-size:.89rem;line-height:1.8}.f01-lab .f01-feedback.needs-review{color:#55421f;background:#fff5df;border-color:#99743e}.f01-feedback strong{font-weight:650;display:block}.f01-lab .f01-button{min-height:46px;color:var(--f01-ink);text-align:left;white-space:normal;background:#fff;border:1px solid #6e8862;border-radius:0;justify-content:center;align-items:center;gap:10px;max-width:100%;padding:12px 17px;font-size:.89rem;font-weight:550;line-height:1.45;display:inline-flex}.f01-lab .f01-button-primary{background:var(--f01-ink);border-color:var(--f01-ink);color:#f7fff0}.f01-lab .f01-button-primary svg{color:var(--f01-lime)}.f01-lab .f01-button-quiet{background:0 0;border-color:#a1b598}.f01-lab .f01-link-button{color:#254d3b;text-underline-offset:4px;background:0 0;border:0;align-items:center;gap:7px;min-height:44px;padding:10px 0;font-size:.82rem;font-weight:550;line-height:1.5;text-decoration:underline;display:inline-flex}.f01-self-explanation{border-top:1px solid #a9bd9b;margin-top:32px;padding-top:25px}.f01-self-explanation h4{align-items:center;gap:12px;margin:0 0 18px;font-size:1.1rem;font-weight:550;display:flex}.f01-self-explanation>label,.f01-block-label{margin:18px 0 8px;font-size:.9rem;font-weight:550;display:block}.f01-self-explanation>p,.f01-lab .f01-guide-line{color:#40553e;font-size:.83rem}.f01-guided-fields{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin:20px 0;display:grid}.f01-guided-fields label{align-content:start;gap:9px;min-width:0;font-size:.9rem;font-weight:550;display:grid}.f01-lab textarea,.f01-lab input:not([type]){color:#102d3e;background:#fff;border:1px solid #94aa88;border-radius:0;width:100%;min-width:0;max-width:100%;padding:12px 14px;font-size:1rem;font-weight:400;line-height:1.7;display:block}.f01-lab textarea{resize:vertical;field-sizing:fixed;min-height:106px}.f01-lab textarea::placeholder,.f01-lab input::placeholder{color:#5b6b58;opacity:1}.f01-block-label textarea{margin-top:9px}.f01-lab .f01-draft-label{margin-top:26px}.f01-lab .f01-draft-editor{background:#fffef9;border-left:3px solid #6a8458;min-height:310px;font-family:Aspekta,Arial,sans-serif;line-height:1.85}.f01-lab .f01-review-checklist{margin-top:18px;padding:21px 0}.f01-review-checklist label{cursor:pointer;align-items:flex-start;gap:11px;padding:9px 0;font-size:.87rem;line-height:1.7;display:flex}.f01-review-checklist input{margin-top:4px}.f01-draft-actions{flex-wrap:wrap;gap:12px;display:flex}.f01-lab .f01-transfer-note{color:#40553e;margin-top:13px;font-size:.82rem}.f01-lab .f01-status{color:#234c34;min-height:0;font-size:.85rem;line-height:1.75}.f01-status:not(:empty){background:#e4f1d9;border-left:3px solid #688450;margin-top:20px;padding:14px 17px}.f01-stage-footer{border-top:1px solid #acbf9f;justify-content:space-between;align-items:center;gap:15px;margin-top:28px;padding-top:23px;display:flex}.f01-stage-footer>div{flex-wrap:wrap;gap:10px;display:flex}.f01-reset-confirm{background:#fff5df;border:1px solid #bda36d;flex-wrap:wrap;align-items:center;gap:15px;margin-top:20px;padding:19px;display:flex}.f01-reset-confirm p{flex:100%;margin:0;font-size:.9rem}@media (max-width:1000px){.f01-lab-header{flex-wrap:wrap}.f01-practice-label{margin-left:82px}.f01-resource-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.f01-stages button{gap:8px;padding:16px 13px}}@media (max-width:600px){.f01-lab-header{grid-template-columns:46px minmax(0,1fr);align-items:start;gap:15px;padding:22px 18px;display:grid}.f01-header-mark{min-width:46px;min-height:56px}.f01-header-mark svg{width:30px}.f01-lab-header h3{font-size:1.5rem}.f01-practice-label{grid-column:2;margin-left:0;font-size:.72rem}.f01-lab .f01-memory-note{padding:14px 17px}.f01-stages button{min-height:93px;padding:13px 10px;font-size:.74rem;display:block}.f01-step-number{margin-bottom:8px;font-size:1.18rem;display:block}.f01-stage-body{padding:20px 16px}.f01-introduction{gap:12px;padding:18px 15px}.f01-intro-mark{display:none}.f01-source-heading{display:block}.f01-version{margin-top:5px;padding:7px 12px;display:inline-block;transform:none}.f01-resource-grid{gap:8px}.f01-resource-option{gap:8px;min-height:108px;padding:12px 9px}.f01-resource-option.is-selected{padding:11px 8px}.f01-resource-option>svg{display:none}.f01-resource-option>span>span{font-size:.76rem}.f01-source-detail{gap:14px;padding:18px 15px}.f01-source-code{padding-right:14px;font-size:1.3rem}.f01-source-detail .f01-eyebrow{font-size:.64rem}.f01-lab .f01-source-quote{font-size:1rem}.f01-exercise-picker>div{grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;display:grid}.f01-exercise-picker label{min-width:0;padding:9px 8px;font-size:.7rem;display:block}.f01-exercise-picker input{margin:0 0 6px;display:block}.f01-exercise-picker b{font-size:.95rem;display:block}.f01-practice-source,.f01-draft-context{flex-wrap:wrap;gap:12px}.f01-practice-source>.f01-link-button,.f01-draft-context>.f01-link-button{flex-basis:100%}.f01-lab .f01-question{padding:17px 13px}.f01-question legend{font-size:.91rem}.f01-choices label{padding:10px;font-size:.83rem}.f01-guided-fields{grid-template-columns:minmax(0,1fr);gap:17px}.f01-worked-example summary{padding:15px 14px;font-size:.87rem}.f01-worked-example>div{padding:0 15px 14px}.f01-stage-footer{flex-direction:column;align-items:flex-start}.f01-stage-footer>div{width:100%}.f01-stage-footer .f01-button{flex:1}.f01-draft-actions{flex-direction:column}.f01-draft-actions .f01-button{justify-content:flex-start;width:100%}.f01-lab textarea{padding:11px}.f01-lab .f01-button{font-size:.84rem}.f01-lab .f01-eyebrow{font-size:.68rem}}@media (prefers-reduced-motion:reduce){.f01-lab *{scroll-behavior:auto}}