:root{--ink:#24332d;--ink-soft:#607068;--paper:#f6f7f2;--card:#fff;--line:#e4e9e2;--green:#356b55;--green-dark:#295642;--green-soft:#e3efe7;--violet:#7867c8;--violet-soft:#eeeafd;--coral:#dd745f;--coral-soft:#fdebe6;--aqua:#3d918a;--aqua-soft:#e0f3f0;--sun:#d69c32;--sun-soft:#fff1d3;--blue:#4b79b5;--blue-soft:#e7effa;--shadow:0 18px 55px #2d3f3414}*{box-sizing:border-box}html{background:var(--paper)}body{color:var(--ink);background:radial-gradient(circle at 92% 8%, #e1ede09e, transparent 24rem), var(--paper);-webkit-font-smoothing:antialiased;margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,select,input{font:inherit}button{color:inherit}button:focus-visible,select:focus-visible,input:focus-visible{outline-offset:2px;outline:3px solid #356b5547}.app-shell{min-height:100vh}.demo-ribbon{color:#5c4a28;letter-spacing:.01em;background:#f8eacb;justify-content:center;align-items:center;gap:8px;min-height:34px;padding:7px 24px;font-size:12px;font-weight:700;display:flex}.demo-ribbon button{color:inherit;cursor:pointer;background:0 0;border:0;border-left:1px solid #5c4a2838;align-items:center;gap:5px;margin-left:5px;padding:0 0 0 12px;font-weight:750;display:inline-flex}.topbar{z-index:20;border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#ffffffeb;justify-content:space-between;align-items:center;height:72px;padding:0 28px;display:flex;position:sticky;top:0}.brand{color:#294c3b;align-items:center;gap:10px;font-family:Georgia,Times New Roman,serif;font-size:25px;font-weight:700;display:flex}.brand-mark{color:#fff;background:var(--green);border-radius:13px 13px 13px 4px;place-items:center;width:38px;height:38px;display:grid;transform:rotate(-3deg);box-shadow:0 8px 22px #356b5533}.brand-mark svg{transform:rotate(3deg)}.topbar-actions{align-items:center;gap:11px;display:flex}.role-switch{background:#f1f3ef;border-radius:12px;padding:4px;display:flex}.role-switch button{min-height:34px;color:var(--ink-soft);cursor:pointer;background:0 0;border:0;border-radius:9px;align-items:center;gap:7px;padding:0 12px;font-size:13px;font-weight:700;display:flex}.role-switch button.selected{color:var(--green-dark);background:#fff;box-shadow:0 2px 10px #1e2f2614}.language-picker{border:1px solid var(--line);background:#fff;border-radius:11px;align-items:center;gap:5px;height:38px;padding:0 8px 0 10px;display:flex}.language-picker select{color:var(--ink);cursor:pointer;background:0 0;border:0;font-size:13px;font-weight:750}.icon-button{border:1px solid var(--line);cursor:pointer;background:#fff;border-radius:11px;place-items:center;width:39px;height:39px;display:grid}.notification-button{position:relative}.notification-button span{background:var(--coral);border:2px solid #fff;border-radius:50%;width:7px;height:7px;position:absolute;top:7px;right:7px}.avatar{color:#fff;background:linear-gradient(145deg,#6f8f7b,#355f4b);border-radius:50%;place-items:center;width:39px;height:39px;font-size:12px;font-weight:800;display:grid}.mobile-menu-button{display:none}.body-grid{grid-template-columns:248px minmax(0,1fr);min-height:calc(100vh - 106px);display:grid}.sidebar{border-right:1px solid var(--line);background:#ffffff94;flex-direction:column;padding:28px 18px;display:flex}.sidebar nav{gap:7px;display:grid}.nav-item{width:100%;min-height:46px;color:var(--ink-soft);cursor:pointer;text-align:left;background:0 0;border:0;border-radius:12px;align-items:center;gap:12px;padding:0 13px;font-size:14px;font-weight:700;display:flex}.nav-item:hover{background:#e3efe799}.nav-item.active{color:var(--green-dark);background:var(--green-soft)}.nav-count{color:#fff;background:var(--coral);border-radius:20px;place-items:center;min-width:22px;height:22px;margin-left:auto;font-size:11px;display:grid}.sidebar-card{border:1px solid var(--line);background:#fff;border-radius:14px;align-items:center;gap:11px;margin-top:28px;padding:14px;display:flex}.mini-avatar{color:#5f4eaa;background:var(--violet-soft);border-radius:12px;place-items:center;width:36px;height:36px;font-weight:800;display:grid}.sidebar-card div{gap:3px;min-width:0;display:grid}.sidebar-card strong{font-size:13px}.sidebar-card span:last-child{color:var(--ink-soft);white-space:nowrap;font-size:11px}.community-note{color:#52675c;background:#edf3eb;border-radius:15px;gap:10px;margin-top:auto;padding:15px;display:flex}.community-note svg{color:var(--green);flex:none;margin-top:2px}.community-note p{margin:0;font-size:11px;line-height:1.55}.community-note strong{color:var(--ink);font-size:12px}.main-content{width:min(1120px,100%);margin:0 auto;padding:48px 42px 72px}.welcome-row{justify-content:space-between;align-items:flex-start;gap:28px;display:flex}.date-label{color:var(--green);letter-spacing:.08em;text-transform:uppercase;font-size:12px;font-weight:800}h1,h2,p{margin-top:0}h1{letter-spacing:-.035em;margin:8px 0 10px;font-family:Georgia,Times New Roman,serif;font-size:clamp(34px,4vw,48px);line-height:1.06}.welcome-row>div>p{max-width:650px;color:var(--ink-soft);margin-bottom:17px;font-size:16px;line-height:1.6}.profile-pills{flex-wrap:wrap;gap:8px;display:flex}.profile-pills span{border:1px solid var(--line);color:#55655d;background:#ffffffb8;border-radius:50px;align-items:center;gap:6px;padding:7px 10px;font-size:12px;font-weight:700;display:inline-flex}.progress-ring{--progress:0deg;background:conic-gradient(var(--green) var(--progress), #e1e8e1 0);border-radius:50%;flex:0 0 112px;place-items:center;width:112px;height:112px;display:grid;box-shadow:inset 0 0 0 1px #356b550a}.progress-ring:before{content:"";background:var(--paper);border-radius:50%;grid-area:1/1;width:88px;height:88px}.progress-ring div{z-index:1;text-align:center;grid-area:1/1;display:grid}.progress-ring strong{font-family:Georgia,serif;font-size:25px}.progress-ring span{max-width:62px;color:var(--ink-soft);text-transform:uppercase;font-size:9px;font-weight:750;line-height:1.15}.start-card{min-height:340px;box-shadow:var(--shadow);background:#fff;border:1px solid #dce6dc;border-radius:26px;grid-template-columns:1.05fr .95fr;margin-top:38px;display:grid;overflow:hidden}.start-illustration{background:linear-gradient(165deg,#e8f2ea 0%,#f5efe0 100%);min-height:340px;position:relative;overflow:hidden}.sun-dot{background:#f3c46c;border-radius:50%;width:82px;height:82px;position:absolute;top:46px;right:62px;box-shadow:0 0 0 16px #f3c46c29}.hill{border-radius:50% 50% 0 0;position:absolute;transform:rotate(-7deg)}.hill-one{background:#8eb59a;width:125%;height:240px;bottom:-91px;left:-24%}.hill-two{background:#5e8e70;width:100%;height:205px;bottom:-82px;right:-34%}.start-illustration:after{content:"";border-left:8px dashed #ffffffdb;border-radius:50%;width:19px;height:210px;position:absolute;bottom:-20px;left:47%;transform:rotate(24deg)}.path-dot{z-index:2;background:var(--coral);border:5px solid #fff;border-radius:50%;width:17px;height:17px;position:absolute;box-shadow:0 5px 14px #3c463c2e}.dot-one{bottom:52px;left:35%}.dot-two{bottom:130px;left:45%}.dot-three{bottom:205px;left:55%}.flag{z-index:2;color:#fff;background:var(--coral);border-radius:50%;place-items:center;width:52px;height:52px;display:grid;position:absolute;top:78px;left:60%;box-shadow:0 10px 24px #b5524040}.start-copy{flex-direction:column;justify-content:center;align-items:flex-start;padding:46px;display:flex}.eyebrow{color:var(--green);letter-spacing:.09em;text-transform:uppercase;align-items:center;gap:7px;font-size:11px;font-weight:850;display:inline-flex}.start-copy h2,.pause-card h2,.current-lesson-card h2,.section-heading h2,.parent-card h2,.task-panel h2{letter-spacing:-.025em;margin:8px 0 12px;font-family:Georgia,Times New Roman,serif;font-size:29px;line-height:1.12}.start-copy p{color:var(--ink-soft);margin-bottom:23px;font-size:14px;line-height:1.65}.primary-button,.secondary-button{cursor:pointer;border-radius:12px;justify-content:center;align-items:center;gap:9px;min-height:45px;padding:0 18px;font-size:13px;font-weight:800;transition:transform .16s,box-shadow .16s,background .16s;display:inline-flex}.primary-button{border:1px solid var(--green);color:#fff;background:var(--green);box-shadow:0 9px 22px #356b552e}.primary-button:hover{background:var(--green-dark);transform:translateY(-1px)}.primary-button:disabled{opacity:.45;cursor:not-allowed;box-shadow:none;transform:none}.secondary-button{color:var(--green-dark);background:#fff;border:1px solid #dbe3dc}.secondary-button:hover{background:#f5faf6;border-color:#bbcfc0}.ready-note{color:var(--ink-soft);align-items:center;gap:7px;margin-top:14px;font-size:11px;font-weight:700;display:inline-flex}.pause-card{box-shadow:var(--shadow);background:#fffaf0;border:1px solid #eddcb9;border-radius:22px;grid-template-columns:auto 1fr auto;align-items:center;gap:21px;margin-top:38px;padding:28px 30px;display:grid}.pause-card h2{margin-bottom:5px;font-size:24px}.pause-card p{color:var(--ink-soft);margin:0;font-size:13px;line-height:1.55}.pause-icon{color:#ad7922;background:var(--sun-soft);border-radius:20px;place-items:center;width:64px;height:64px;display:grid}.current-lesson-card{min-height:285px;box-shadow:var(--shadow);background:linear-gradient(135deg,#fff 0%,#faf8ff 100%);border:1px solid #dedaf1;border-radius:24px;justify-content:space-between;align-items:flex-start;gap:24px;margin-top:38px;padding:34px;display:flex;position:relative;overflow:hidden}.current-lesson-card:after{content:"";background:var(--violet-soft);border-radius:50%;width:250px;height:250px;position:absolute;bottom:-130px;right:-85px}.lesson-main{z-index:1;gap:22px;display:flex}.subject-icon{border-radius:20px;flex:none;place-items:center;width:68px;height:68px;font-family:Georgia,serif;font-size:24px;font-weight:800;display:grid}.subject-icon.compact{border-radius:13px;width:43px;height:43px;font-size:14px}.subject-icon.violet{color:#5c49ad;background:var(--violet-soft)}.subject-icon.coral{color:#b85340;background:var(--coral-soft)}.subject-icon.sun{color:#a87319;background:var(--sun-soft)}.subject-icon.aqua{color:#267c75;background:var(--aqua-soft)}.subject-icon.blue{color:#38669d;background:var(--blue-soft)}.subject-icon.green{color:var(--green);background:var(--green-soft)}.lesson-copy{max-width:620px}.lesson-copy h2{margin-bottom:3px;font-size:31px}.lesson-topic{color:var(--violet);margin-bottom:14px;font-size:16px;font-weight:800}.lesson-description{max-width:520px;color:var(--ink-soft);margin-bottom:21px;font-size:13px;line-height:1.55}.live-dot{background:var(--coral);border-radius:50%;width:7px;height:7px;box-shadow:0 0 0 5px #dd745f21}.lesson-actions{flex-wrap:wrap;gap:9px;display:flex}.pause-button{z-index:1;color:#6c6879;cursor:pointer;background:#ffffffbf;border:1px solid #dedee8;border-radius:10px;align-items:center;gap:7px;min-height:38px;padding:0 12px;font-size:12px;font-weight:750;display:flex}.schedule-section{margin-top:44px}.section-heading{justify-content:space-between;align-items:flex-end;gap:18px;margin-bottom:16px;display:flex}.section-heading h2{margin-bottom:0;font-size:26px}.schedule-summary{color:var(--ink-soft);align-items:center;gap:7px;font-size:12px;font-weight:700;display:flex}.schedule-list{border:1px solid var(--line);background:#ffffffd1;border-radius:19px;overflow:hidden}.schedule-item{border-bottom:1px solid var(--line);grid-template-columns:62px 43px minmax(0,1fr) auto;align-items:center;gap:15px;min-height:76px;padding:11px 18px;display:grid}.schedule-item:last-child{border-bottom:0}.schedule-item.current{box-shadow:inset 3px 0 var(--violet);background:#f8f6ff}.schedule-item.done{opacity:.64}.schedule-time{gap:2px;display:grid}.schedule-time strong{font-size:13px}.schedule-time span{color:var(--ink-soft);font-size:10px}.schedule-copy{gap:4px;min-width:0;display:grid}.schedule-copy strong{font-size:14px}.schedule-copy span{color:var(--ink-soft);text-overflow:ellipsis;white-space:nowrap;font-size:12px;overflow:hidden}.schedule-meta{color:#7b8982;align-items:center;gap:12px;font-size:11px;font-weight:700;display:flex}.schedule-item.current .schedule-meta span{color:var(--violet)}.completion-card{text-align:center;max-width:790px;box-shadow:var(--shadow);background:linear-gradient(150deg,#fff 0%,#eef7ef 100%);border:1px solid #d9e7dc;border-radius:28px;margin:20px auto 0;padding:52px;position:relative;overflow:hidden}.completion-card:before,.completion-card:after{content:"✦";color:#e0aa43;font-size:34px;position:absolute}.completion-card:before{top:16%;left:8%}.completion-card:after{font-size:24px;top:24%;right:9%}.completion-art{color:#fff;background:var(--green);border-radius:50%;place-items:center;width:110px;height:110px;margin:0 auto 22px;display:grid;position:relative;box-shadow:0 16px 34px #356b5538}.completion-art span{color:#e0aa43;font-size:27px;position:absolute;top:-9px;right:-12px}.completion-card h1{font-size:45px}.completion-card>p{max-width:550px;color:var(--ink-soft);margin:0 auto 28px;line-height:1.6}.completion-stats{border:1px solid var(--line);background:#ffffffb8;border-radius:16px;grid-template-columns:repeat(3,1fr);max-width:500px;margin:0 auto 25px;display:grid}.completion-stats div{border-right:1px solid var(--line);gap:4px;padding:17px 10px;display:grid}.completion-stats div:last-child{border:0}.completion-stats strong{font-family:Georgia,serif;font-size:22px}.completion-stats span{color:var(--ink-soft);text-transform:uppercase;font-size:10px;font-weight:750}.parent-notified{color:var(--green-dark);align-items:center;gap:8px;font-size:12px;font-weight:750;display:inline-flex}.parent-welcome{align-items:center}.parent-grid{grid-template-columns:1.15fr .85fr;gap:18px;margin-top:35px;display:grid}.parent-card{border:1px solid var(--line);background:#ffffffe0;border-radius:19px;padding:24px;box-shadow:0 12px 35px #2d3f340d}.card-heading{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.card-heading>svg{color:#809087}.parent-card h2{margin:5px 0 0;font-size:23px}.child-progress-row{border-top:1px solid var(--line);align-items:center;gap:12px;padding:13px 0;display:flex}.child-avatar{border-radius:14px;flex:none;place-items:center;width:43px;height:43px;font-weight:850;display:grid}.child-avatar.purple{color:#5c49ad;background:var(--violet-soft)}.child-avatar.orange{color:#b85340;background:var(--coral-soft)}.child-info{flex:1;gap:4px;min-width:0;display:grid}.child-info strong{font-size:14px}.child-info>span{color:var(--ink-soft);font-size:11px}.mini-progress{background:#e8ebe7;border-radius:5px;height:5px;overflow:hidden}.mini-progress i{border-radius:inherit;background:var(--green);height:100%;display:block}.percent{font-family:Georgia,serif;font-size:19px}.percent.muted{color:#9aa59f}.review-item{background:#fbf4ef;border-radius:14px;align-items:center;gap:12px;padding:16px;display:flex}.review-icon{color:#b85340;background:var(--coral-soft);border-radius:12px;place-items:center;width:38px;height:38px;display:grid}.review-item div{flex:1;gap:4px;display:grid}.review-item strong{font-size:13px}.review-item span{color:var(--ink-soft);font-size:10px}.text-button{color:var(--green);cursor:pointer;background:0 0;border:0;align-items:center;gap:4px;margin-top:16px;padding:0;font-size:12px;font-weight:800;display:inline-flex}.curriculum-card{position:relative}.curriculum-ring{border:9px solid #e4eee5;border-top-color:var(--green);border-radius:50%;align-content:center;place-items:center;width:105px;height:105px;display:grid;position:absolute;bottom:25px;right:24px}.curriculum-ring strong{font-family:Georgia,serif;font-size:20px}.curriculum-ring span{color:var(--ink-soft);font-size:9px}.curriculum-lines{gap:12px;width:calc(100% - 130px);display:grid}.curriculum-lines span{color:var(--ink-soft);grid-template-columns:1fr;gap:5px;font-size:10px;display:grid}.curriculum-lines i{background:var(--violet);border-radius:5px;max-width:100%;height:5px;box-shadow:100px 0 #e8ebe7}.curriculum-lines .coral-line{background:var(--coral)}.curriculum-lines .aqua-line{background:var(--aqua)}.setting-row{border:0;border-top:1px solid var(--line);cursor:pointer;text-align:left;background:0 0;justify-content:space-between;align-items:center;width:100%;padding:14px 0;display:flex}.setting-row>span{gap:4px;display:grid}.setting-row strong,.schedule-ok strong{font-size:13px}.setting-row small,.schedule-ok small{color:var(--ink-soft);font-size:10px}.toggle{background:#cfd6d1;border-radius:30px;width:43px;height:24px;padding:3px;transition:background .2s;display:block}.toggle b{background:#fff;border-radius:50%;width:18px;height:18px;transition:transform .2s;display:block;box-shadow:0 2px 6px #00000029}.toggle.on{background:var(--green)}.toggle.on b{transform:translate(19px)}.schedule-ok{color:var(--green);background:var(--green-soft);border-radius:12px;align-items:center;gap:10px;margin-top:11px;padding:13px;display:flex}.schedule-ok span{gap:3px;display:grid}.schedule-ok small{color:#5d7266}.dialog-backdrop{z-index:50;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);background:#19261f8a;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.task-panel{background:#fff;border-radius:22px;width:min(650px,100%);max-height:calc(100vh - 40px);padding:27px;overflow:auto;box-shadow:0 30px 90px #121e1740}.task-panel header{justify-content:space-between;align-items:flex-start;display:flex}.task-panel h2{margin-bottom:17px}.explanation-box{background:var(--violet-soft);border-radius:14px;gap:14px;padding:17px;display:flex}.explanation-icon{color:#5c49ad;background:#fff;border-radius:12px;flex:none;place-items:center;width:42px;height:42px;font-family:Georgia,serif;font-size:19px;font-weight:800;display:grid}.explanation-box p{color:#4f496b;margin:0;font-size:13px;line-height:1.6}.fraction-example{justify-content:center;align-items:center;gap:27px;margin:20px 0;display:flex}.fraction-example>div{background:#f5f6f3;border-radius:14px;align-content:center;place-items:center;gap:4px;width:58px;height:78px;font-family:Georgia,serif;font-size:21px;display:grid}.fraction-example div.highlight{color:#fff;background:var(--green)}.fraction-example i{background:currentColor;width:27px;height:2px}.compare{color:var(--ink-soft);font-size:27px}.question-box{border:1px solid var(--line);border-radius:15px;margin:0 0 18px;padding:18px}.question-box legend{padding:0 7px;font-size:14px;font-weight:800}.answer-grid{grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:13px;display:grid}.answer{border:1px solid var(--line);cursor:pointer;background:#fff;border-radius:10px;justify-content:center;align-items:center;gap:6px;min-height:46px;font-weight:750;display:flex}.answer.selected{border-color:var(--green);color:var(--green-dark);background:var(--green-soft)}.full{width:100%}.feedback{border-radius:9px;align-items:center;gap:8px;margin:12px 0 0;padding:10px 12px;font-size:11px;font-weight:750;display:flex}.feedback.correct{color:#2e684e;background:var(--green-soft)}.feedback.retry{color:#986b1c;background:var(--sun-soft)}.upload-card{background:#f5f7f3;border-radius:14px;gap:13px;margin-bottom:17px;padding:17px;display:flex}.upload-icon{width:42px;height:42px;color:var(--green);background:#fff;border-radius:12px;flex:none;place-items:center;display:grid}.upload-card>div{flex:1}.upload-card strong{font-size:13px}.upload-card p{color:var(--ink-soft);margin:4px 0 11px;font-size:11px;line-height:1.5}.upload-card small{color:#7b8881;margin-top:7px;font-size:9px;display:block}.upload-button{cursor:pointer;background:#fff;border:1px solid #d7ded8;border-radius:9px;align-items:center;gap:7px;min-height:37px;padding:0 12px;font-size:11px;font-weight:750;display:inline-flex}.upload-button input{opacity:0;width:1px;height:1px;position:absolute}@media (max-width:980px){.body-grid{grid-template-columns:1fr}.sidebar{display:none}.sidebar.sidebar-open{z-index:30;background:#fff;width:min(300px,86vw);display:flex;position:fixed;inset:106px auto 0 0;box-shadow:20px 0 50px #1e2d2326}.mobile-menu-button{display:grid}.main-content{padding-inline:28px}.role-switch button{padding-inline:9px}.role-switch button svg{display:none}}@media (max-width:720px){.demo-ribbon{white-space:nowrap;justify-content:flex-start;padding-inline:14px;overflow:auto}.demo-ribbon button{display:none}.topbar{height:64px;padding-inline:15px}.brand{font-size:21px}.brand-mark{width:34px;height:34px}.topbar-actions{gap:7px}.role-switch{z-index:19;border-radius:0;justify-content:center;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -6px 24px #28372e1c}.role-switch button{justify-content:center;width:50%}.role-switch button svg{display:block}.language-picker,.avatar{display:none}.body-grid{min-height:calc(100vh - 98px)}.sidebar.sidebar-open{padding-bottom:78px;inset-block-start:98px}.main-content{padding:30px 16px 92px}.welcome-row{display:block}.welcome-row>div>p{font-size:14px}.progress-ring{width:88px;height:88px;margin-top:20px}.progress-ring:before{width:69px;height:69px}.progress-ring strong{font-size:20px}.profile-pills span:nth-child(3){display:none}.start-card{grid-template-columns:1fr}.start-illustration{min-height:205px}.start-copy{padding:29px 24px}.pause-card{grid-template-columns:auto 1fr;padding:21px}.pause-card .primary-button{grid-column:1/-1}.current-lesson-card{padding:24px 20px;display:block}.lesson-main{display:block}.lesson-main>.subject-icon{margin-bottom:17px}.pause-button{margin-top:20px}.schedule-item{grid-template-columns:50px 39px minmax(0,1fr);gap:10px;padding-inline:12px}.schedule-meta{display:none}.subject-icon.compact{width:39px;height:39px}.parent-grid{grid-template-columns:1fr}.parent-welcome .secondary-button{margin-top:15px}.curriculum-ring{float:right;position:static}.completion-card{padding:40px 20px}.completion-card h1{font-size:37px}.completion-stats strong{font-size:17px}.dialog-backdrop{align-items:end;padding:0}.task-panel{border-radius:22px 22px 0 0;max-height:94vh}.answer-grid{grid-template-columns:1fr}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important}}