:root{color-scheme:light;--paper:#FBFAF6;--paper-2:#F3F1EA;--card:#FFFFFF;--card-2:var(--paper-2);--line:#E2DED4;--ink:#1B2838;--ink-2:#66717F;--ink-3:#A9B0B9;--pencil:#2457C5;--pencil-ink:#183E91;--marker:#FFE45C;--done:#2F9E6E;--star:#E9A900;--on-strong:#FFFFFF;--on-marker:#1B2838;--scrim:rgba(27,40,56,.45);--font:"Atkinson Hyperlegible Next",system-ui,sans-serif;--r-control:10px;--r-card:20px;--pad:20px;--maxw:560px;--muted:var(--ink-2);--accent:var(--pencil);--good:var(--done);--bad:#AA3030}
:root[data-theme="dark"]{color-scheme:dark;--paper:#14171C;--paper-2:#1E222A;--card:#1A1E25;--line:#333943;--ink:#EDEAE2;--ink-2:#A7AEB8;--ink-3:#6B7380;--pencil:#8AB0F5;--pencil-ink:#6C9AE9;--marker:#E6CB3C;--done:#4CBF8A;--star:#F2C14E;--on-strong:#0E1116;--scrim:rgba(0,0,0,.6);--bad:#FF9D9D}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.5 var(--font);overflow-wrap:break-word}button,input,select,textarea{font:inherit}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:var(--pencil);text-decoration:none}a:hover{text-decoration:underline}button{min-height:44px;color:var(--pencil);background:transparent;border:0;border-radius:var(--r-control);padding:9px 12px;font-weight:700}button:hover{background:var(--paper-2)}button:disabled{cursor:default}button:disabled:hover{background:transparent}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,[tabindex="-1"]:focus-visible{outline:3px solid var(--pencil);outline-offset:4px}button svg{flex-shrink:0}input,select,textarea{max-width:100%;min-height:44px;background:var(--card);color:var(--ink);border:1px solid var(--line);border-radius:var(--r-control);padding:10px}textarea{width:100%;min-height:110px;resize:vertical}h1,h2,h3,p{margin:0}h1{font-size:30px;line-height:1.2;font-weight:800;letter-spacing:-.6px}h2{font-size:24px;line-height:1.25;font-weight:800;letter-spacing:-.35px}h3{font-size:19px;line-height:1.3;font-weight:700}small,.small{font-size:14px}.muted{color:var(--ink-2)}[hidden]{display:none!important}.skip-link{position:fixed;top:-100px;left:20px;background:var(--card);padding:14px;z-index:200}.skip-link:focus{top:12px}.topbar{position:sticky;top:0;z-index:20;padding-top:env(safe-area-inset-top);background:var(--paper);border-bottom:1px solid var(--line)}.topbar-inner{max-width:calc(var(--maxw) + 40px);padding:13px 20px;margin:auto;display:flex;align-items:center;justify-content:flex-end;flex-wrap:wrap;gap:8px 14px}.brand{margin-right:auto;color:var(--ink);font-size:19px;font-weight:800;white-space:nowrap;min-height:44px;display:inline-flex;align-items:center}.themes{display:flex;border:1px solid var(--line);border-radius:var(--r-control);padding:3px;gap:2px}.themes button{display:flex;align-items:center;gap:6px;min-height:44px;padding:8px 10px;font-size:14px;font-weight:500;color:var(--ink-2)}.themes button[aria-pressed="true"]{background:var(--ink);color:var(--paper)}.family-tools{display:flex;align-items:center;justify-content:flex-end;gap:4px 9px;flex-wrap:wrap;font-size:14px}.family-tools button{padding:8px 9px;color:var(--ink);font-size:14px}.family-tools [data-family-streak]{color:var(--ink-2)}#main{max-width:calc(var(--maxw) + 40px);margin:0 auto;padding:42px 20px 0;min-height:65vh;outline:none}.greeting{margin-bottom:25px}.today{padding:27px 28px 17px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card)}.today-kicker{display:flex;align-items:center;flex-wrap:wrap;gap:12px;font-size:14px;color:var(--ink-2);margin-bottom:16px}.today-kicker mark{background:var(--marker);color:var(--on-marker);padding:1px 6px;font-weight:700}.today h2{font-size:30px;line-height:1.12;max-width:420px;margin-bottom:13px}.today-description{color:var(--ink-2);font-size:16px;margin-bottom:26px}.primary,.today-start{background:var(--pencil);color:var(--on-strong);border-radius:var(--r-control);font-weight:700;min-height:48px;padding:12px 20px;display:inline-flex;align-items:center;justify-content:center}.primary:hover,.today-start:hover{background:var(--pencil-ink);text-decoration:none}.today-start{width:100%;font-size:19px;min-height:54px;transition:background 120ms}.today-start:active{background:var(--pencil-ink)}.other-link{display:block;margin:9px auto 0;font-size:14px;font-weight:500;text-align:center;min-height:44px}.map{margin-top:43px}.map h2{font-size:24px;margin-bottom:29px;scroll-margin-top:185px}.trail{padding-left:28px}.stop{position:relative;border-left:3px solid var(--line);padding:0 0 30px 27px}.stop:last-child{border-left-color:transparent;padding-bottom:4px}.stop:before{content:"";position:absolute;left:-8px;top:6px;width:13px;height:13px;border-radius:50%;background:var(--paper);border:3px solid var(--ink-3)}.stop.now:before{border-color:var(--ink);background:var(--ink);outline:5px solid var(--marker)}.stop h3{margin-bottom:11px}.grade-chips{display:flex;flex-wrap:wrap;gap:8px}.grade-chip{border:1px solid var(--line);background:var(--card);padding:8px 13px;min-height:44px;color:var(--ink);font-size:14px;font-weight:500}.grade-chip:hover{border-color:var(--pencil);color:var(--pencil);background:var(--card)}.grade-chip.current{background:var(--marker);color:var(--on-marker);border-color:var(--marker);font-weight:700}.grade-chip:disabled{color:var(--ink-2);border-style:dashed;background:transparent;opacity:.65}.stop .subject-line{font-size:14px;color:var(--ink-2);margin-top:12px}.footer{max-width:var(--maxw);margin:38px auto 0;padding:15px 0 max(35px,env(safe-area-inset-bottom));border-top:1px solid var(--line);display:flex;gap:24px}.footer button{padding:9px 0;font-weight:500;font-size:14px;color:var(--ink-2)}.crumb{display:flex;align-items:center;gap:12px;margin:-14px 0 25px}.crumb>button:first-child{padding-left:0;font-size:16px}.crumb .tier-label{font-size:14px;color:var(--ink-2);flex:1}.grade-nav{display:flex;gap:7px}.grade-nav button{border:1px solid var(--line);padding:0;width:44px;height:44px;font-size:24px;color:var(--ink)}.grade-nav button:disabled{color:var(--ink-3)}.grade-subtitle{color:var(--ink-2);margin-top:9px;margin-bottom:30px}.course{padding:23px 0;border-top:1px solid var(--line)}.course-top{display:flex;align-items:flex-start;gap:14px}.course-top>div{flex:1;min-width:0}.course-top>a{font-weight:700;min-height:44px;display:flex;align-items:center;padding:0 2px;flex-shrink:0}.course-where{font-size:14px;color:var(--ink-2);margin-top:6px}.unit-strip{display:flex;gap:3px;margin:17px 0 0;height:7px}.unit-bar{height:7px;flex:1;min-width:1px;background:var(--paper-2)}.unit-bar.available,.unit-bar.started{background:var(--ink-3)}.unit-bar.current{background:var(--ink);outline:2px solid var(--marker);outline-offset:1px}.unit-bar.done{background:var(--done)}.strip-legend{display:flex;flex-wrap:wrap;gap:6px 14px;color:var(--ink-2);font-size:12px;margin-top:13px}.strip-legend span{display:inline-flex;align-items:center;gap:5px}.strip-legend i{width:11px;height:7px;display:inline-block;background:var(--paper-2)}.strip-legend .done{background:var(--done)}.strip-legend .current{background:var(--ink);outline:2px solid var(--marker)}.strip-legend .available{background:var(--ink-3)}summary{cursor:pointer;min-height:44px;display:flex;align-items:center;list-style:none;color:var(--pencil);font-size:14px;font-weight:700}summary::-webkit-details-marker{display:none}summary:before{content:"+";margin-right:8px;font-weight:400;font-size:18px}details[open]>summary:before{content:"−"}.advanced{margin-top:12px}.mode-links{display:flex;flex-wrap:wrap;gap:4px 15px;padding:8px 0 15px;font-size:14px}.mode-links a{display:inline-flex;align-items:center;min-height:44px}.unit-detail{border-top:1px solid var(--line);padding:7px 0}.unit-detail>summary{color:var(--ink);font-weight:500}.unit-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:14px;margin-bottom:10px}.section-row{padding:11px 0 13px 17px;font-size:14px;border-top:1px solid var(--line)}.section-row p{color:var(--ink)}.section-actions{display:flex;flex-wrap:wrap;gap:7px 14px;align-items:center;margin-top:4px}.section-actions a{min-height:44px;display:flex;align-items:center}.section-actions button{padding:5px 8px;font-size:14px}.planned-label{color:var(--ink-2);font-size:12px}.later{border-top:1px solid var(--line);padding-top:20px;font-size:14px;color:var(--ink-2)}.parent-box{border:1px dashed var(--line);border-radius:var(--r-control);padding:18px 20px;margin-top:30px;font-size:14px}.parent-box p{color:var(--ink-2);margin:6px 0 8px}.parent-box button{padding-left:0}.danger{color:var(--bad);font-size:14px}dialog{color:var(--ink);background:var(--card);border:1px solid var(--line);border-radius:var(--r-control);width:min(540px,calc(100% - 32px));max-height:calc(100dvh - 40px);padding:24px;overflow:auto}dialog::backdrop{background:var(--scrim)}dialog h2{font-size:24px;margin-right:45px;margin-bottom:15px}dialog h3{margin-top:18px;margin-bottom:8px}dialog p{margin:10px 0}dialog form{display:grid;gap:12px}dialog label{display:grid;gap:6px}dialog button{border:1px solid var(--line)}dialog .dialog-close{position:absolute;right:14px;top:14px;min-width:44px;font-size:20px}dialog .dialog-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}dialog ul{padding-left:23px}dialog pre{white-space:pre-wrap;font:14px/1.5 var(--font)}dialog table{width:100%;border-collapse:collapse;font-size:14px}dialog th,dialog td{text-align:left;padding:8px 5px;border-bottom:1px solid var(--line)}dialog .report-body{overflow-wrap:anywhere}.report-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}#toast{position:fixed;z-index:200;bottom:20px;left:50%;transform:translateX(-50%);max-width:calc(100% - 40px);width:max-content;background:var(--ink);color:var(--paper);border-radius:var(--r-control);font-size:14px;padding:0}#toast:not(:empty){padding:12px 20px}.privacy p,.privacy ul{margin:16px 0}.privacy h2{margin-top:27px}.noscript{max-width:560px;margin:20px auto;padding:20px}
@media(max-width:599px){.topbar-inner{gap:4px 8px;padding-top:9px;padding-bottom:8px}.family-tools{flex-basis:100%}.themes button{padding:6px 9px}#main{padding-top:32px}.today{padding:24px 22px 14px}.today h2{font-size:28px}.footer{margin-left:20px;margin-right:20px}.stop{padding-left:22px}.trail{padding-left:13px}.grade-chips{gap:7px}.grade-chip{padding:8px 11px}.crumb{gap:8px}.course-top{gap:10px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
.learn-first{display:flex;justify-content:center;align-items:center;min-height:44px;margin-top:9px;font-size:14px;font-weight:700;text-align:center}.today .learn-first+.other-link{margin-top:0}.section-actions a:first-child{font-weight:700}.unit-detail[open]>summary{font-weight:700}

.grade-form{display:flex;align-items:end;flex-wrap:wrap;gap:12px}.grade-form label{display:grid;gap:6px;flex:1;min-width:160px;font-size:14px;font-weight:700}.grade-form select{width:100%;min-height:48px}.grade-form .primary{font-size:16px}.grade-note{margin-top:14px;color:var(--ink-2);font-size:13px}.grade-preference{margin:-13px 0 22px}.grade-preference>summary{color:var(--ink-2);font-weight:500}.grade-preference>summary:before{content:none}.grade-preference[open]{padding-bottom:18px;border-bottom:1px solid var(--line)}.grade-preference .grade-form{margin-top:12px}.any-age{margin-top:35px}.any-age h2{margin-bottom:15px}.activity-links{border-top:1px solid var(--line)}.activity-link{display:flex;align-items:center;min-height:72px;padding:14px 0;border-bottom:1px solid var(--line);color:var(--ink)}.activity-link strong{font-size:18px;color:var(--pencil)}.activity-link:hover{text-decoration:none}.activity-link:hover strong{text-decoration:underline;text-underline-offset:3px}.activity-description{display:block;font-size:14px;color:var(--ink-2);margin-top:3px}.any-age+.map{margin-top:38px}
@media(max-width:399px){.grade-form .primary{width:100%}}

/* Explicit assignments keep native navigation and a clear learner entry point. */
.learner-assignments{margin:2rem 0}.learner-assignments h2{margin-bottom:.4rem}.assignment-list{list-style:none;padding:0}.assignment-list li{display:flex;align-items:center;gap:1rem;justify-content:space-between;padding:1rem 0;border-bottom:1px solid var(--line)}.assignment-list li>div{display:grid;gap:.25rem}.assignment-start{min-height:44px;display:inline-flex;align-items:center;flex-shrink:0;font-weight:700}.assignment-list{max-height:28rem;overflow:auto}@media(max-width:480px){.assignment-list li{align-items:flex-start;flex-direction:column;gap:.25rem}}