@font-face{font-family:smileySans;src:url(../media/SmileySans_Oblique.p.0re31rxh-z0xr.woff2?dpl=dpl_HQSBt5zzKaY9viRdWS8gagbFXow9)format("woff2");font-display:swap;font-weight:400;font-style:normal}.smileysans_57629685-module__hCPwKq__className{font-family:smileySans;font-style:normal;font-weight:400}.smileysans_57629685-module__hCPwKq__variable{--font-smiley-sans:"smileySans"}
.site-module__49Xu1q__skipLink{z-index:100;color:#fff;background:#17212b;padding:.65rem 1rem;position:fixed;top:.75rem;left:.75rem;transform:translateY(-160%)}.site-module__49Xu1q__skipLink:focus{transform:translateY(0)}.site-module__49Xu1q__shell{flex-direction:column;min-height:100vh;display:flex}.site-module__49Xu1q__content{flex:1}.site-module__49Xu1q__container{width:min(100% - 2rem,72rem);margin-inline:auto}.site-module__49Xu1q__header{z-index:10;background:#f6f2e9f0;border-bottom:1px solid #d8d1c3;position:relative}.site-module__49Xu1q__headerInner{justify-content:space-between;align-items:center;gap:2rem;min-height:4.75rem;display:flex}.site-module__49Xu1q__brand{align-items:center;gap:.65rem;text-decoration:none;display:inline-flex}.site-module__49Xu1q__brand:hover{text-decoration:none}.site-module__49Xu1q__logo{object-fit:cover;background:#f6f2e9;border-radius:50%;width:2.15rem;height:2.15rem}.site-module__49Xu1q__brandPrimary{letter-spacing:-.04em;font-size:1.15rem;font-weight:800}.site-module__49Xu1q__brandSecondary{color:#66685f;font-size:.88rem}.site-module__49Xu1q__navList{gap:1.5rem;margin:0;padding:0;list-style:none;display:flex}.site-module__49Xu1q__navLink{color:#66685f;font-size:.92rem;font-weight:700;text-decoration:none}.site-module__49Xu1q__navLink:hover{color:#c93624;text-decoration:none}.site-module__49Xu1q__footer{background:#eee8dc;border-top:1px solid #d8d1c3;margin-top:5rem}.site-module__49Xu1q__footerInner{justify-content:space-between;align-items:center;gap:2rem;min-height:8rem;display:flex}.site-module__49Xu1q__footerBrand{letter-spacing:-.03em;margin:0 0 .2rem;font-weight:800}.site-module__49Xu1q__footerText,.site-module__49Xu1q__copyright{color:#66685f;margin:0;font-size:.85rem}.site-module__49Xu1q__copyright{text-align:right}@media (max-width:40rem){.site-module__49Xu1q__headerInner{gap:1rem;min-height:4.25rem}.site-module__49Xu1q__brandSecondary{display:none}.site-module__49Xu1q__navList{gap:1rem}.site-module__49Xu1q__footerInner{flex-direction:column;align-items:flex-start;padding-block:2rem}.site-module__49Xu1q__copyright{text-align:left}}
@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.start{inset-inline-start:var(--spacing)}.end{inset-inline-end:var(--spacing)}.block{display:block}}:root{--ink:#17212b;--muted:#53606b;--paper:#f4f1e8;--white:#fffdf8;--lime:#d9f66f;--orange:#ff6b3d;--blue:#657cf5;--cyan:#62d3d1;--yellow:#ffd868;--pink:#ffb4b6;--font-sans:var(--font-smiley-sans),"PingFang SC","Microsoft YaHei",Arial,sans-serif;--font-mono:"SFMono-Regular",Consolas,"Liberation Mono",monospace;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}*{box-sizing:border-box}html,body{min-height:100%;color:var(--ink);background:var(--paper);font-family:var(--font-sans);margin:0}button,input,select,textarea{font:inherit;color:inherit}button,a,input{touch-action:manipulation}button{cursor:pointer;border:2px solid var(--ink);background:var(--white);border-radius:12px;padding:10px 16px;font-weight:750;transition:background .15s,transform .15s,box-shadow .15s}button:hover:not(:disabled){background:var(--yellow)}button:disabled{opacity:.4;cursor:default}button.active,button.primary,.primary{background:var(--lime);box-shadow:4px 4px 0 var(--ink)}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}button:focus-visible,a:focus-visible,input:focus-visible,pre:focus-visible{outline:3px solid var(--blue);outline-offset:4px}h1,h2,h3,p{overflow-wrap:anywhere}h2{margin:0;font-size:clamp(1.15rem,1.7vw,1.65rem);line-height:1.35}p{line-height:1.65}small{font-size:.875rem}code,kbd,pre{font-family:var(--font-mono)}.muted,.hint{color:var(--muted);font-size:1rem}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.pill{border:2px solid var(--ink);background:var(--white);width:max-content;max-width:100%;box-shadow:5px 5px 0 var(--ink);border-radius:999px;justify-content:center;align-items:center;gap:20px;padding:13px 22px;font-weight:800;display:inline-flex;text-decoration:none!important}.pill.primary{background:var(--lime)}.pill:hover:not(:disabled){transform:translate(-2px,-2px)}.text-button{box-shadow:none;background:0 0;border:0;margin-left:10px;text-decoration:underline}.kicker{color:#be411f;font:800 .875rem/1.4 var(--font-mono);letter-spacing:.12em;margin:0 0 14px}.brand{white-space:nowrap;align-items:center;gap:12px;display:inline-flex}.brand>span{border:2px solid var(--ink);background:var(--lime);width:40px;height:40px;box-shadow:3px 3px 0 var(--ink);font:900 .875rem var(--font-mono);border-radius:50%;place-items:center;display:grid}.brand b{font-size:1rem}.deck-shell{background-color:var(--paper);isolation:isolate;background-image:linear-gradient(#17212b0d 1px,#0000 1px),linear-gradient(90deg,#17212b0d 1px,#0000 1px);background-size:36px 36px;grid-template-rows:auto minmax(0,1fr) auto;height:100dvh;min-height:360px;display:grid;position:relative;overflow:hidden}.deck-shell:before{content:"";z-index:-1;background:var(--lime);opacity:.6;pointer-events:none;border-radius:50%;width:45vw;height:45vw;position:absolute;top:-25vw;right:-25vw}.theme-1:before{background:var(--pink)}.theme-2:before{background:var(--blue)}.theme-3:before{background:var(--cyan)}.theme-4:before{background:var(--yellow)}.deck-header{justify-content:space-between;align-items:center;gap:20px;padding:22px clamp(22px,3.7vw,64px) 12px;display:flex}.section-label{font:.875rem var(--font-mono);align-items:center;gap:18px;display:flex}.section-label span{font-family:var(--font-sans);color:var(--muted)}.header-tools{gap:8px;display:flex}.header-tools button{width:38px;height:38px;font:800 1rem var(--font-mono);border-radius:50%;padding:0}.slide-stage{overscroll-behavior:contain;scrollbar-gutter:stable;min-height:0;padding:24px clamp(28px,6vw,105px) 30px;overflow:auto}.slide-content{flex-direction:column;justify-content:center;gap:28px;max-width:1600px;min-height:100%;margin:auto;animation:.25s both stage-in;display:flex}.slide-heading h1{letter-spacing:-.045em;max-width:1400px;margin:0;font-size:clamp(2rem,3.8vw,4.5rem);font-weight:900;line-height:1.13}.subtitle{color:var(--muted);max-width:1100px;margin:15px 0 0;font-size:clamp(1rem,1.5vw,1.4rem);line-height:1.55}.cover-slide .slide-heading h1{font-size:clamp(2.6rem,4.7vw,5.4rem)}.deck-footer{background:#f4f1e8f0;border-top:1px solid #17212b1f;align-items:center;gap:22px;padding:12px clamp(22px,3.7vw,64px) 20px;display:flex}.progress{background:#17212b24;border-radius:5px;flex:1;height:5px;overflow:hidden}.progress span{height:100%;width:var(--progress);background:var(--ink);transition:width .2s;display:block}.step-status{background:0 0;border:0;padding:8px;font-size:.875rem}.counter{font:1rem var(--font-mono);white-space:nowrap;align-items:baseline;gap:7px;display:flex}.counter b{font-size:1.5rem}.counter span{color:var(--muted)}.deck-footer nav{gap:8px;display:flex}.deck-footer nav button{border-radius:999px;width:48px;height:42px;padding:0;font-size:1.4rem}.deck-footer .next-button{background:var(--lime)}.lesson-body{align-items:start;gap:24px;display:grid}.lesson-body.with-code{grid-template-columns:minmax(0,1.15fr) minmax(0,1fr)}.answer-cards{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;display:grid}.answer-cards.cards-4{grid-template-columns:repeat(2,minmax(0,1fr))}.with-code .answer-cards{grid-template-columns:1fr;gap:12px}.answer-card{border:2px solid var(--ink);background:var(--white);border-radius:18px;min-height:190px;padding:24px;position:relative;box-shadow:5px 5px #17212b26}.answer-card>small{font:800 .875rem var(--font-mono);color:#be411f}.answer-card h2{margin:16px 0 8px}.answer-card p{color:var(--muted);white-space:pre-wrap;margin:0;font-size:clamp(1rem,1.3vw,1.2rem)}.answer-card.tone-1{background:#e8ecff}.answer-card.tone-2{background:#e2f7d1}.answer-card.tone-3{background:#fff0d0}.answer-card.unrevealed{box-shadow:none;background:#fffdf88c;border-style:dashed}.answer-card.unrevealed button{text-align:left;background:0 0;border:0;width:100%;padding:14px 0;font-size:1.2rem;line-height:1.8;display:block}.answer-card.unrevealed button span{color:var(--muted);font-size:.95rem;font-weight:500}.with-code .answer-card{min-height:105px;padding:16px 20px}.with-code .answer-card h2{margin:5px 0;font-size:1.15rem}.with-code .answer-card p{font-size:1rem}.revealed{animation:.2s stage-in}.code-window{background:var(--ink);color:#f7f4eb;border:2px solid var(--ink);min-width:0;box-shadow:8px 8px 0 var(--yellow);border-radius:18px;overflow:hidden}.window-bar{font:.875rem var(--font-mono);background:#25323e;border-bottom:1px solid #46505a;align-items:center;gap:12px;padding:14px 18px;display:flex}.window-dots{color:var(--pink);letter-spacing:3px}.window-bar small{color:#bfc9d1;margin-left:auto;font-size:.8rem}.code-window pre,.snippet{white-space:pre;tab-size:4;margin:0;padding:24px;font-size:clamp(1rem,1.3vw,1.25rem);line-height:1.75;overflow:auto}.snippet{background:var(--ink);color:#f7f4eb;border:2px solid var(--ink);border-radius:16px;min-width:0;max-width:100%}.code-window code,.snippet code{font:inherit}.lab{gap:20px;min-width:0;display:grid}.lab-bottom,.compare-grid{grid-template-columns:repeat(2,minmax(0,1fr));align-items:stretch;gap:22px;display:grid}.button-row{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.button-row button{font-size:1rem}.panel,.result-panel{border:2px solid var(--ink);background:var(--white);border-radius:18px;min-width:0;padding:24px;box-shadow:5px 5px #17212b1f}.panel small,.result-panel small{color:var(--muted);font-family:var(--font-mono);margin-bottom:16px;display:block}.panel code{overflow-wrap:anywhere;white-space:pre-wrap;font-size:clamp(1.1rem,1.9vw,1.8rem);display:block}.panel p:last-child,.result-panel p:last-child{margin-bottom:0}.result-panel>b{overflow-wrap:anywhere;white-space:pre-wrap;font-size:clamp(1.3rem,2.2vw,2.2rem);line-height:1.45;display:block}.panel.lime,.lime{background:#e2f7d1}.panel.pink{background:#ffe2dc}.panel.yellow{background:var(--yellow)}.result-panel{background:#e8ecff}.rule-strip{border:2px solid var(--ink);background:var(--yellow);border-radius:14px;margin:0;padding:14px 20px;font-size:1.05rem;font-weight:700;line-height:1.65}.status{border:2px solid var(--ink);background:var(--white);overflow-wrap:anywhere;border-radius:12px;margin:0;padding:15px 20px;line-height:1.6}.status.good,.good{background:#e2f7d1}.status.bad,.bad{background:#ffe2dc}.field{gap:9px;min-width:0;font-size:1rem;font-weight:700;display:grid}.field input{border:2px solid var(--ink);background:var(--white);width:100%;min-width:0;font:1.1rem var(--font-mono);border-radius:12px;padding:14px 16px}.inline-form{flex-wrap:wrap;align-items:end;gap:12px;display:flex}.inline-form .field{flex:1;min-width:220px}.inline-form button{min-height:51px}.char-strip{justify-content:center;gap:14px;padding:5px 5px 10px;display:flex;overflow-x:auto}.char-cell{border:2px solid var(--ink);background:var(--white);border-radius:16px;flex:0 0 clamp(62px,7vw,106px);justify-items:center;gap:10px;padding:15px 10px;display:grid;box-shadow:4px 4px #17212b24}.char-cell b{font:800 clamp(1.8rem,3.5vw,3.5rem) var(--font-mono)}.char-cell small,.char-cell span{font:.95rem var(--font-mono);color:var(--muted)}.char-cell.active{background:var(--lime);box-shadow:5px 5px 0 var(--ink);transform:translateY(-2px)}.slice-controls{grid-template-columns:1fr 1fr 1.2fr;align-items:center;gap:25px;display:grid}.slice-controls label{grid-template-columns:1fr auto;gap:10px;font-weight:700;display:grid}.slice-controls label b{font-family:var(--font-mono)}.slice-controls input{width:100%;accent-color:var(--blue);grid-column:1/-1;min-height:30px}.position-ribbon{gap:4px;padding-bottom:8px;display:flex;overflow-x:auto}.position-ribbon>div{border:1px solid var(--ink);background:var(--white);border-radius:8px;flex:0 0 42px;justify-items:center;gap:10px;padding:10px 6px;display:grid}.position-ribbon .separator{background:var(--yellow);border-width:2px}.position-ribbon small{font-family:var(--font-mono);color:var(--muted)}.position-ribbon b{font:750 1.3rem var(--font-mono)}.field-results{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;display:grid}.field-results>div{border:2px solid var(--ink);background:var(--white);border-radius:12px;min-width:0;padding:18px}.field-results small{color:var(--muted);margin-bottom:12px;display:block}.field-results code{overflow-wrap:anywhere;white-space:pre-wrap;font-size:1.3rem;display:block}.trace-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;display:grid}.trace-grid>div{border:2px solid var(--ink);border-radius:14px;gap:12px;padding:20px;display:grid}.trace-grid b{font-size:1.25rem}.trace-grid span{font-family:var(--font-mono)}.name-list{flex-wrap:wrap;align-items:stretch;gap:14px;display:flex}.name-cell{border:2px solid var(--ink);background:var(--white);border-radius:16px;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:12px;min-width:120px;max-width:260px;padding:20px 14px;display:flex;box-shadow:4px 4px #17212b1f}.name-cell b{overflow-wrap:anywhere;font-size:clamp(1.4rem,2.1vw,2.1rem)}.name-cell small,.name-cell>span{font:.9rem var(--font-mono);color:var(--muted)}.name-cell.active{background:var(--yellow);box-shadow:5px 5px 0 var(--ink)}.panel .name-list{gap:10px}.panel .name-cell{min-width:85px;padding:15px 10px}.panel .name-cell b{font-size:1.2rem}.empty-state{border:2px dashed var(--ink);text-align:center;width:100%;font:800 2.3rem var(--font-mono);border-radius:15px;padding:20px}.empty-state span{color:var(--muted);font:1rem var(--font-sans);margin-top:12px;display:block}.big-value{font:850 3.4rem var(--font-mono)}.waiting{color:var(--muted);padding:25px 0}.timeline{flex-wrap:wrap;gap:10px;display:flex}.timeline button{align-items:center;gap:10px;display:flex}.timeline small{border:1px solid var(--ink);background:var(--white);border-radius:50%;place-items:center;width:26px;height:26px;display:grid}.hero-body{grid-template-columns:.85fr 1.15fr;align-items:center;gap:6vw;display:grid}.hero-actions{justify-items:start;gap:22px;display:grid}.hero-actions>p{max-width:430px;margin:0;font-size:1.25rem}.week-stamp{background:var(--yellow);border:2px solid var(--ink);box-shadow:4px 4px 0 var(--ink);font:800 .95rem var(--font-mono);align-items:center;gap:16px;padding:10px 15px;display:flex;transform:rotate(-3deg)}.week-stamp b{font-size:2.2rem}.hero-board{background:var(--white);border:2px solid var(--ink);box-shadow:12px 12px 0 var(--lime);border-radius:23px;padding:28px;transform:rotate(1deg)}.board-label{font:800 .875rem var(--font-mono);letter-spacing:.08em;margin-bottom:24px}.record-chip{border:2px solid var(--ink);font:750 clamp(1rem,1.5vw,1.4rem)/1.6 var(--font-mono);white-space:pre-wrap;overflow-wrap:anywhere;border-radius:14px;padding:20px 16px}.record-chip.raw{background:#ffe2dc}.record-chip.clean{background:#e8ecff}.flow-arrow{text-align:center;margin:16px 0;font-size:1.8rem}.flow-arrow span{font-size:1rem}.hero-board .status{margin-top:20px;font-weight:750}.hero-board>p{color:var(--muted);margin-bottom:0;font-size:.95rem}.metric-row{justify-content:space-between;gap:20px;margin:20px 0;display:flex}.metric-row span{color:var(--muted);align-items:center;gap:10px;display:flex}.metric-row b{font:800 1.8rem var(--font-mono);color:var(--ink)}.hero-board .name-cell{min-width:70px;padding:16px 10px}.hero-board .name-cell b{font-size:1.4rem}.hero-board .snippet{font-size:.95rem}.test-tabs{grid-template-columns:repeat(4,minmax(0,1fr));gap:9px;display:grid}.test-tabs button{text-align:left;align-items:center;gap:12px;padding:12px;font-size:.95rem;display:flex}.test-tabs button b{border:1px solid var(--ink);background:var(--white);width:30px;height:30px;font-family:var(--font-mono);border-radius:50%;flex-shrink:0;place-items:center;display:grid}.test-case .snippet{white-space:pre-wrap;margin-bottom:20px}.expected{border:1.5px solid var(--ink);background:#e2f7d1;border-radius:12px;padding:16px 20px;font-size:1.15rem;font-weight:700;animation:.2s stage-in}.question-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;display:grid}.exit-layout{grid-template-columns:1.6fr .7fr;gap:24px;display:grid}.checklist{gap:12px;display:grid}.checklist label{border:2px solid var(--ink);background:var(--white);cursor:pointer;border-radius:14px;align-items:center;gap:18px;padding:20px;font-size:1.1rem;font-weight:700;display:flex}.checklist input{width:24px;height:24px;accent-color:var(--blue);flex-shrink:0}.checklist label:has(input:checked){background:#e2f7d1}.exit-score{text-align:center;border:2px solid var(--ink);background:var(--blue);color:#fff;box-shadow:8px 8px 0 var(--ink);border-radius:24px;flex-direction:column;justify-content:center;align-items:center;padding:24px;display:flex}.exit-score>b{font:900 5rem var(--font-mono);line-height:1.2}.exit-score>b>span{margin-left:8px;font-size:1.5rem}.exit-score>p{font-size:1rem}.exit-next,.exit-layout>.muted{grid-column:1/-1}.exit-layout>.muted{margin:0}.speaker-notes{z-index:50;border:2px solid var(--ink);background:var(--yellow);max-width:min(660px,100vw - 40px);max-height:55dvh;box-shadow:8px 8px 0 var(--ink);border-radius:18px;padding:20px;position:fixed;bottom:88px;right:30px;overflow:auto}.speaker-notes>div{justify-content:space-between;align-items:center;gap:20px;display:flex}.speaker-notes button{background:0 0;border:0;padding:3px 10px;font-size:1.5rem}.speaker-notes p{white-space:pre-wrap;margin-bottom:0;font-size:1rem}.notice{z-index:60;background:var(--ink);color:#fff;border-radius:14px;align-items:center;gap:20px;max-width:90vw;padding:14px 20px;display:flex;position:fixed;bottom:100px;left:50%;transform:translate(-50%)}.notice button{color:#fff;background:0 0;border:0;padding:0}.deck-dialog{border:2px solid var(--ink);background:var(--paper);width:min(1300px,94vw);max-height:88dvh;color:var(--ink);border-radius:24px;margin:auto;padding:28px;overflow:auto;box-shadow:12px 12px #17212b59}.deck-dialog::backdrop{-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);background:#17212bbf}.dialog-heading{justify-content:space-between;align-items:center;gap:20px;margin-bottom:22px;display:flex}.dialog-heading h2{font-size:1.6rem}.overview-shortcuts{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:24px;display:flex}.overview-shortcuts>a{margin-left:auto;text-decoration:underline}.overview-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;display:grid}.overview-grid button{text-align:left;flex-direction:column;gap:18px;min-height:130px;padding:18px;display:flex}.overview-grid button.current{background:var(--lime);box-shadow:4px 4px 0 var(--ink)}.overview-grid small{color:var(--muted);font-size:.8rem;font-family:var(--font-mono)}.overview-grid b{font-size:1.1rem;line-height:1.4}.help-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;display:grid}.help-grid>div{background:var(--white);border:1px solid var(--ink);border-radius:12px;align-items:center;gap:18px;padding:16px;display:flex}.help-grid kbd{border:1px solid var(--ink);background:var(--yellow);border-radius:6px;min-width:90px;padding:8px;font-size:.875rem}@keyframes stage-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@media (min-width:1600px){.slide-content{gap:36px}.answer-card{padding:30px}.with-code .answer-card{padding:22px}.with-code .answer-card p{font-size:1.15rem}}@media (max-width:1100px){.section-label{flex-direction:column;gap:4px;font-size:.8rem}.slide-heading h1{font-size:clamp(2rem,4vw,3.4rem)}.hero-body{gap:30px}.hero-board{padding:20px}.answer-cards{gap:12px}.answer-card{padding:18px}.lesson-body.with-code{grid-template-columns:1fr}.with-code .answer-cards{grid-template-columns:repeat(3,minmax(0,1fr))}.with-code .answer-card{min-height:140px;padding:16px}.overview-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.slice-controls{grid-template-columns:1fr 1fr}.slice-controls>.button-row{grid-column:1/-1}}@media (max-width:760px){.deck-header{gap:10px;padding:14px 18px}.brand b{display:none}.section-label{font-size:.75rem}.section-label span{font-size:.8rem}.header-tools{gap:5px}.header-tools button{width:34px;height:34px}.slide-stage{padding:20px 20px 30px}.slide-content{justify-content:flex-start;gap:22px}.slide-heading h1,.cover-slide .slide-heading h1{font-size:2.1rem;line-height:1.18}.kicker{letter-spacing:.07em;font-size:.8rem}.subtitle{font-size:1rem}.hero-body,.compare-grid,.lab-bottom,.exit-layout{grid-template-columns:1fr}.hero-actions{gap:18px}.hero-actions .hint{font-size:.875rem}.hero-board{margin-right:8px;transform:none}.hero-actions>p{font-size:1.05rem}.answer-cards,.answer-cards.cards-4,.with-code .answer-cards{grid-template-columns:1fr}.answer-card,.with-code .answer-card{min-height:120px}.answer-card h2{margin:8px 0}.char-strip{justify-content:flex-start;gap:9px}.char-cell{flex-basis:62px}.char-cell b{font-size:2rem}.field-results,.trace-grid{grid-template-columns:1fr}.test-tabs{grid-template-columns:repeat(2,minmax(0,1fr))}.question-grid{grid-template-columns:1fr}.deck-footer{gap:12px;padding:10px 18px 14px}.step-status{display:none}.deck-footer nav button{width:42px;height:38px}.counter b{font-size:1.2rem}.progress{min-width:20px}.snippet,.code-window pre{padding:18px;font-size:1rem}.window-bar{gap:8px;font-size:.8rem}.window-bar small{display:none}.deck-dialog{padding:18px}.dialog-heading{align-items:start}.dialog-heading h2{font-size:1.2rem}.dialog-heading button{white-space:nowrap;padding:8px 10px}.overview-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.overview-grid button{min-height:125px;padding:12px}.overview-grid b{font-size:1rem}.overview-shortcuts>a{margin-left:0}.help-grid{grid-template-columns:1fr}.speaker-notes{max-height:60dvh;bottom:80px;right:20px}.exit-layout>.muted,.exit-next{grid-column:auto}.checklist label{padding:16px;font-size:1rem}.exit-score>b{font-size:3.5rem}}.home-link{margin:0 0 18px;font-size:.95rem;font-weight:750;text-decoration:underline;display:inline-block}.week01-scope button,.week02-scope button,.week03-scope button,.week04-scope button{box-shadow:none;font-weight:inherit;background:0 0;border:0;border-radius:0;padding:0}.week01-scope button:hover:not(:disabled),.week02-scope button:hover:not(:disabled),.week03-scope button:hover:not(:disabled),.week04-scope button:hover:not(:disabled){background:0 0;transform:none}.week01-scope a:hover,.week02-scope a:hover,.week03-scope a:hover,.week04-scope a:hover{text-decoration:none}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}@media print{.deck-shell{height:auto;display:block;overflow:visible}.slide-stage{padding:20px;overflow:visible}.deck-header,.deck-footer,.speaker-notes,.notice,.deck-dialog{display:none}.slide-content{animation:none}.code-window,.panel,.answer-card,.hero-board{box-shadow:none}}.identity-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;display:grid}.identity-grid button{text-align:left}.identity-grid h2{font-size:2rem}.dictionary-table{border:2px solid var(--ink);background:var(--white);border-radius:16px;overflow:auto}.dictionary-table table{border-collapse:collapse;text-align:left;width:100%}.dictionary-table th,.dictionary-table td{border-bottom:1px solid #17212b33;padding:16px 22px;font-size:1.1rem}.dictionary-table th{background:var(--yellow);font-size:1rem}.dictionary-table tr:last-child td{border:0}.set-members{flex-wrap:wrap;gap:10px;display:flex}.set-members>span{border:1.5px solid var(--ink);background:var(--lime);border-radius:12px;flex-direction:column;gap:8px;min-width:120px;padding:14px;display:flex}.set-members b{font-family:var(--font-mono);font-size:1rem}.set-members em{font-size:1rem;font-style:normal}.set-members .empty-set{background:var(--paper);min-width:100%;font-family:var(--font-mono);border-style:dashed}.set-card p{color:var(--muted);margin-bottom:0;font-size:.9rem}.menu-contract{background:var(--yellow);border:2px solid var(--ink);border-radius:12px;padding:16px 20px;font-weight:750;line-height:1.7}.inline-form .menu-choice{flex:0 150px;min-width:100px}.menu-history{background:var(--ink);color:var(--white);border-radius:14px;max-height:270px;padding:20px;overflow:auto}.menu-history small{color:var(--lime)}.menu-history p{font:1rem/1.6 var(--font-mono);overflow-wrap:anywhere;margin:12px 0 0}.menu-lab .muted{margin:0}.test-tabs+.panel .snippet{margin-bottom:16px}@media (max-width:760px){.identity-grid{grid-template-columns:1fr}.dictionary-table th,.dictionary-table td{padding:12px;font-size:1rem}.menu-history{max-height:220px}.inline-form .menu-choice{flex:1;min-width:120px}.set-members>span{flex:1;min-width:100px}}