/* Lesson packs (server/lesson-pack.js, public/site/lesson-pack.js): lesson at a glance, warm-up, interactive visual, quiz,
   after-class project, teacher's plan and teach mode. Comic look to match body.comic learning pages. */
.lp-glance-in{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:26px;padding:26px;border:3px solid #1b1340;border-radius:26px;background:radial-gradient(circle,rgba(27,19,64,.06) 1.2px,transparent 1.7px) 0 0/16px 16px,#fff;box-shadow:7px 7px 0 #1b1340}
.lp-teachbar[hidden],.lp-tb-notes[hidden]{display:none!important}
.lp-glance h2,.lp-project h2,.lp-bubble .eyebrow+h2{margin:8px 0 10px}
.lp-glance h2,.lp-project-in h2{font:400 clamp(30px,3.6vw,44px)/1.05 var(--cm-display,Impact,sans-serif);letter-spacing:.02em;color:#1b1340;text-shadow:3px 3px 0 #ffd23f}
.lp-glance h2 em,.lp-project-in h2 em{font-style:normal;color:#6c4de6}
.lp-actions{display:flex;flex-wrap:wrap;gap:12px;margin:16px 0}
.lp-flow{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0 0;padding:0;list-style:none;counter-reset:f}
.lp-flow li{counter-increment:f;display:flex;align-items:center;gap:8px;padding:7px 11px;border:2px solid #1b1340;border-radius:12px;background:#fff8dc;font:600 14px/1.1 var(--cm-ui,system-ui)}
.lp-flow li::before{content:counter(f);display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:#1b1340;color:#fff;font-size:12px}
.lp-flow span{color:#5b5677;font-weight:500}
.lp-glance-side{display:grid;gap:12px;align-content:start}
.lp-box{padding:14px 16px;border:2.5px solid #1b1340;border-radius:16px;background:#f3efff}
.lp-box h3,.lp-box h4{margin:0 0 6px;font:700 16px/1.2 var(--cm-ui,system-ui)}
.lp-box ul{margin:0;padding-left:18px}.lp-box li{margin:3px 0}
.lp-glance-side .lp-box:nth-child(2){background:#e3f8ef}.lp-glance-side .lp-box:nth-child(3){background:#fff1d6}
.lp-level{margin:0;font:700 13px var(--cm-ui,system-ui);letter-spacing:.06em;text-transform:uppercase;color:#5b5677}

.lp-bubble{position:relative;max-width:880px;margin:0 auto;padding:24px 26px;border:3px solid #1b1340;border-radius:26px;background:#ffd23f;box-shadow:7px 7px 0 #1b1340}
.lp-bubble::after{content:"";position:absolute;left:52px;bottom:-18px;width:26px;height:26px;background:#ffd23f;border-right:3px solid #1b1340;border-bottom:3px solid #1b1340;transform:rotate(45deg)}
.lp-bubble h2{margin:6px 0 14px;font:700 clamp(21px,2.4vw,28px)/1.3 var(--cm-ui,system-ui)!important;text-shadow:none!important;letter-spacing:0!important;color:#1b1340}
.lp-reveal{margin:10px 0;border:2.5px solid #1b1340;border-radius:14px;background:#fff}
.lp-reveal summary{padding:10px 14px;font:700 15.5px var(--cm-ui,system-ui);cursor:pointer}
.lp-reveal p{margin:0;padding:0 14px 12px}
.lp-tip{margin:12px 0 0;font-size:15px}

/* the visual */
.lp-vis-wrap{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:22px;align-items:start}
.lp-vis{padding:20px;border:3px solid #1b1340;border-radius:22px;background:#fff;box-shadow:6px 6px 0 #1b1340}
.fb-rows{display:grid;gap:16px}
.fb-row{display:grid;grid-template-columns:34px 92px minmax(0,1fr);gap:14px;align-items:center}
.fb-name{display:grid;place-items:center;width:34px;height:34px;border:2.5px solid #1b1340;border-radius:10px;background:#ffd23f;font:400 22px/1 var(--cm-display,Impact,sans-serif)}
.fb-row:nth-child(2) .fb-name{background:#3ec1ff}
.fb-ctl{display:grid;justify-items:center;gap:3px}
.fb-num,.fb-den{display:flex;align-items:center;gap:4px}
.fb-line{display:block;width:86px;height:3px;border-radius:2px;background:#1b1340}
.fb-v{min-width:28px;text-align:center;font:700 22px/1 ui-monospace,Consolas,monospace}
.fb-step{width:28px;height:28px;border:2px solid #1b1340;border-radius:8px;background:#fff;font:700 17px/1 system-ui;cursor:pointer;box-shadow:0 2px 0 #1b1340}
.fb-step:hover{background:#fff3bf}.fb-step:active{transform:translateY(2px);box-shadow:none}
.fb-bar{display:flex;height:46px;border:3px solid #1b1340;border-radius:10px;overflow:hidden;background:#fff}
.fb-bar span{flex:1;border-right:2px solid #1b1340;transition:background-color .25s}
.fb-bar span:last-child{border-right:0}
.fb-bar span.on{background:#ffd23f}.fb-bar span.on.b{background:#3ec1ff}
.fb-sum{position:relative;margin-top:22px;padding-top:4px}
.fb-sum-label{margin:0 0 6px;font:600 15px var(--cm-ui,system-ui)}
.fb-bar-sum{height:30px}
.fb-bar-sum span{border-right-width:1px}
.fb-one{position:absolute;left:50%;bottom:-22px;transform:translateX(-50%);font:700 12px var(--cm-ui,system-ui);color:#5b5677}
.fb-sum::after{content:"";position:absolute;left:50%;bottom:-4px;width:3px;height:42px;background:#ff5d8f}
.fb-out{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:8px;margin-top:30px}
.fb-out p{margin:0;padding:9px 12px;border:2px solid #1b1340;border-radius:12px;background:#f7f4ff;font:500 16px/1.35 var(--cm-ui,system-ui)}
.fb-out b{display:block;font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:#5b5677}
.lp-tasks{display:grid;gap:10px;margin:0;padding:0;list-style:none}
.lp-tasks li{display:grid;grid-template-columns:30px minmax(0,1fr);gap:10px;align-items:start;padding:12px 14px;border:2.5px solid #1b1340;border-radius:16px;background:#fff;font:500 16px/1.4 var(--cm-ui,system-ui);box-shadow:3px 3px 0 #1b1340;transition:background-color .3s}
.lp-tick{display:grid;place-items:center;width:26px;height:26px;border:2.5px solid #1b1340;border-radius:50%;background:#fff}
.lp-tasks li.done{background:#c9f7e6}.lp-tasks li.done .lp-tick{background:#38d9a9}.lp-tasks li.done .lp-tick::after{content:"✓";font:800 15px/1 system-ui;color:#1b1340}
.lp-tasks li.pop{animation:lp-pop .6s cubic-bezier(.34,1.56,.64,1)}
@keyframes lp-pop{40%{transform:scale(1.05) rotate(-1deg)}}

/* the quiz */
.lp-quiz-box{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px}
.lp-q{margin:0;padding:16px 16px 14px;border:3px solid #1b1340;border-radius:20px;background:#fff;box-shadow:4px 4px 0 #1b1340;min-width:0}
.lp-q legend{float:left;width:100%;display:flex;gap:10px;margin:0 0 12px;padding:0;font:600 17px/1.35 var(--cm-ui,system-ui)}
.lp-qn{flex:none;display:grid;place-items:center;width:30px;height:30px;border:2.5px solid #1b1340;border-radius:50%;background:#ffd23f;font:400 18px/1 var(--cm-display,Impact,sans-serif)}
.lp-choices{clear:both;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.lp-choices button{padding:11px 10px;border:2.5px solid #1b1340;border-radius:12px;background:#fff;font:700 16px/1.2 var(--cm-ui,system-ui);color:#1b1340;cursor:pointer;box-shadow:0 3px 0 #1b1340;transition:transform .15s,background-color .15s}
.lp-choices button:hover:not(:disabled){background:#fff3bf;transform:translateY(-2px)}
.lp-choices button:disabled{cursor:default;opacity:.65}
.lp-choices button.right{opacity:1;background:#38d9a9}.lp-choices button.wrong{opacity:1;background:#ff8fab}
.lp-quiz-box:not(.js) .lp-choices button{pointer-events:none}
.lp-quiz-box.js .lp-answer{display:none}
.lp-why{margin:10px 0 0;padding:9px 12px;border-radius:12px;background:#f3efff;font:500 15px/1.45 var(--cm-ui,system-ui)}
.lp-q.ok{background:#effff8}.lp-q.no{background:#fff3f5}
.lp-score{grid-column:1/-1;display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:16px 18px;border:3px solid #1b1340;border-radius:18px;background:#ffd23f;font:500 17px var(--cm-ui,system-ui);box-shadow:5px 5px 0 #1b1340}
.lp-score b{font:400 30px/1 var(--cm-display,Impact,sans-serif);letter-spacing:.03em}

/* the project */
.lp-project-in{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:24px;padding:24px;border:3px solid #1b1340;border-radius:26px;background:#e3f8ef;box-shadow:7px 7px 0 #1b1340}
.lp-brief{font:500 18px/1.5 var(--cm-ui,system-ui)}
.lp-steps{display:grid;gap:8px;margin:14px 0;padding:0;list-style:none}
.lp-steps label{display:grid;grid-template-columns:24px minmax(0,1fr);gap:10px;align-items:start;padding:10px 12px;border:2px solid #1b1340;border-radius:12px;background:#fff;cursor:pointer}
.lp-steps input{width:20px;height:20px;margin:2px 0 0;accent-color:#1f9d6b}
.lp-steps input:checked+span{text-decoration:line-through;color:#5b5677}
.lp-rubric table,.lp-plan-tbl{width:100%;border-collapse:collapse;background:#fff}
.lp-rubric th,.lp-rubric td,.lp-plan-tbl th,.lp-plan-tbl td{padding:9px 11px;border:2px solid #1b1340;text-align:left;vertical-align:top;font-size:15px}
.lp-rubric th,.lp-plan-tbl th{background:#1b1340;color:#fff;font:700 13px var(--cm-ui,system-ui);letter-spacing:.05em;text-transform:uppercase}
.lp-plan-tbl td:first-child{white-space:nowrap;font-weight:700}
.lp-plan-more{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:16px}

/* ---------- teach mode ---------- */
.lp-teachbar{position:fixed;inset:0 0 auto 0;z-index:1000;display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:10px 16px 14px;background:#1b1340;color:#fff;box-shadow:0 4px 0 #ffd23f}
.lp-tb-title{font:400 24px/1 var(--cm-display,Impact,sans-serif);letter-spacing:.04em;color:#ffd23f;margin-right:auto}
.lp-tb-count,.lp-tb-clock{font:700 15px var(--cm-ui,system-ui);padding:6px 10px;border-radius:10px;background:rgba(255,255,255,.12);font-variant-numeric:tabular-nums}
.lp-tb-btn{padding:9px 14px;border:2px solid #fff;border-radius:12px;background:transparent;color:#fff;font:700 15px var(--cm-ui,system-ui);cursor:pointer}
.lp-tb-btn:hover:not(:disabled){background:rgba(255,255,255,.15)}.lp-tb-btn:disabled{opacity:.4}
.lp-tb-next{background:#ffd23f;border-color:#ffd23f;color:#1b1340}.lp-tb-next:hover{background:#ffe066!important}
.lp-tb-btn[aria-pressed=true]{background:#fff;color:#1b1340}
.lp-tb-prog{position:absolute;left:0;right:0;bottom:0;height:4px;background:rgba(255,255,255,.15)}.lp-tb-prog i{display:block;height:100%;background:#38d9a9;transition:width .3s}
.lp-tb-notes{position:fixed;right:16px;top:84px;z-index:1001;width:min(380px,calc(100vw - 32px));max-height:calc(100vh - 110px);overflow:auto;padding:16px 18px;border:3px solid #1b1340;border-radius:18px;background:#fff8dc;box-shadow:6px 6px 0 #1b1340;font:500 15.5px/1.5 var(--cm-ui,system-ui)}
.lp-tb-notes h3{margin:0 0 6px;font:700 17px var(--cm-ui,system-ui)}.lp-tb-notes h4{margin:12px 0 4px;font:700 15px var(--cm-ui,system-ui)}.lp-tb-notes ul{margin:0;padding-left:18px}
body.lp-teaching{padding-top:76px}
body.lp-teaching .w-top,body.lp-teaching footer,body.lp-teaching .w-mcta,body.lp-teaching .wa-fab,body.lp-teaching aside.pb,body.lp-teaching .to-top,body.lp-teaching .w-progress{display:none!important}
body.lp-teaching main>*:not(.lp-on){display:none!important}
body.lp-teaching main>.lp-on{display:block;min-height:calc(100vh - 110px);padding-top:28px;font-size:1.18em;animation:lp-in .35s ease-out}
body.lp-teaching main>.lp-on h2{font-size:clamp(34px,4.4vw,56px)}
body.lp-teaching .lp-hide{visibility:hidden}
body.lp-teaching .lp-pop{animation:lp-pop .5s cubic-bezier(.34,1.56,.64,1)}
@keyframes lp-in{from{opacity:0;transform:translateY(14px)}}

@media(max-width:900px){.lp-glance-in,.lp-vis-wrap,.lp-project-in{grid-template-columns:minmax(0,1fr)}.lp-plan-more{grid-template-columns:minmax(0,1fr)}}
@media(max-width:560px){.lp-glance-in,.lp-project-in{padding:18px}.fb-row{grid-template-columns:30px 80px minmax(0,1fr);gap:10px}.fb-line{width:74px}.lp-choices{grid-template-columns:minmax(0,1fr)}.lp-teachbar{gap:6px;padding:8px 10px 12px}.lp-tb-title{font-size:19px;width:100%}.lp-tb-btn{padding:7px 10px;font-size:14px}body.lp-teaching{padding-top:104px}.lp-quiz-box{grid-template-columns:minmax(0,1fr)}}
@media(prefers-reduced-motion:reduce){.lp-tasks li.pop,body.lp-teaching .lp-pop,body.lp-teaching main>.lp-on{animation:none}}
@media print{.lp-actions,.lp-teachbar,.lp-tb-notes,.lp-vis-wrap .lp-vis{display:none!important}.lp-quiz-box.js .lp-answer{display:block}}