body{margin:0;background:#edf5ff;color:#24334b;font-family:Arial,sans-serif}
#zeenys-demo .z-task-greeting{display:flex;align-items:center;gap:14px;padding:12px 20px;border-radius:16px;background:linear-gradient(110deg,#ffd76c,#ffb89c 55%,#d1b2ff);color:#3d2b51;margin-bottom:14px}
#zeenys-demo .z-task-greeting img{width:52px;height:52px;object-fit:contain;flex-shrink:0}
#zeenys-demo .z-task-greeting strong{display:block;font-size:20px;line-height:1.35}
#zeenys-demo .z-task-greeting span{font-size:14px}
#zeenys-demo .z-lesson-path{display:flex;flex-wrap:wrap;gap:12px;margin:16px 0;color:#5b357d}
#zeenys-demo .z-lesson-path span{padding:8px 14px;border-radius:99px;background:#ffeeb5;font-weight:bold}
#zeenys-demo .z-lesson-example{background:#fff0b8}
#zeenys-demo .z-lesson-example summary{font-weight:bold;margin-bottom:12px}
#zeenys-demo .z-lesson-actions{display:flex;flex-wrap:wrap;gap:12px;margin:18px 0}
#zeenys-demo #z-answer-form #z-answer,#zeenys-demo #z-answer-form #z-mul-ones,#zeenys-demo #z-answer-form #z-mul-tens,#zeenys-demo #z-page-answers input[data-response]{width:var(--answer-width,12ch)!important;max-width:100%;min-width:5ch;padding:10px 12px}
#zeenys-demo #z-answer-form select#z-answer{width:min(100%,36rem)!important}
#zeenys-demo #z-learning-practice input{padding:10px 12px;max-width:100%}
#zeenys-demo #z-learning-practice select{display:block;max-width:100%;margin-bottom:12px}
#zeenys-demo #z-answer-form #z-answer{margin:8px 0 12px}
#zeenys-demo #z-content[data-question-theme="0"]{--question-bg:#ffd6b9;--question-panel:#ffe8d4;--question-line:#da9065}
#zeenys-demo #z-content[data-question-theme="1"]{--question-bg:#d9c2ff;--question-panel:#e9dbff;--question-line:#9f74d1}
#zeenys-demo #z-content[data-question-theme="2"]{--question-bg:#ffc6de;--question-panel:#ffe1ed;--question-line:#d17eaa}
#zeenys-demo #z-content[data-question-theme="3"]{--question-bg:#ffe17c;--question-panel:#fff0b0;--question-line:#c9a640}
#zeenys-demo #z-content[data-question-theme] .z-question{padding:20px;margin-bottom:16px}
#zeenys-demo #z-content[data-question-theme] .z-question h2{font-size:calc(24px * var(--z-text-scale,1));margin:8px 0 12px}
#zeenys-demo #z-content[data-question-theme] .z-question h3{margin:8px 0 12px}
#zeenys-demo #z-content[data-question-theme] .z-question p{margin-bottom:12px}
#zeenys-demo #z-content[data-question-theme] .z-feedback{padding:16px;margin:14px 0}
#zeenys-demo #z-content[data-question-theme] .z-track{margin:12px 0 16px}
#zeenys-demo #z-content[data-question-theme] .z-options{gap:12px;margin:12px 0}
#zeenys-demo .z-work-toolbar{margin:16px 0;padding:16px;gap:12px}
#zeenys-demo .z-work-actions{gap:10px}
#zeenys-demo .z-work-actions button{min-height:56px;padding:12px 18px;font-size:16px}
#zeenys-demo .z-voice-tools{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px;align-items:center}
#zeenys-demo .z-voice-tools button{background:#eddbff;color:#59337f;border-color:#ac85cf}
#zeenys-demo .z-voice-tools .z-small,#zeenys-demo .z-voice-tools output{display:block;width:100%;font-size:13px}
#zeenys-demo[data-student-mode=true] .z-app-shell{grid-template-columns:1fr}
#zeenys-demo[data-student-mode=true] .z-side{padding:12px 24px;flex-direction:row;align-items:center;justify-content:space-between;border-right:0;border-bottom:1px solid var(--z-line);gap:16px}
#zeenys-demo[data-student-mode=true] .z-nav{display:flex}
#zeenys-demo[data-student-mode=true] .z-preview-controls{display:block;padding:0;border:0}
#zeenys-demo[data-student-mode=true] .z-zoom-toolbar{align-items:center;gap:8px}
#zeenys-demo[data-student-mode=true] .z-zoom-toolbar span{width:auto}
#zeenys-demo[data-student-mode=true] main{padding:22px;max-width:1100px;width:100%;margin:0 auto}
@media(max-width:600px){#zeenys-demo[data-student-mode=true] .z-side{flex-wrap:wrap;padding:10px 16px}#zeenys-demo[data-student-mode=true] main{padding:16px}#zeenys-demo .z-task-greeting{padding:12px}#zeenys-demo .z-task-greeting strong{font-size:18px}}
#zeenys-demo .z-work-toolbar{background:#fff5d1;border:2px solid #dbc477;border-radius:20px;padding:24px;margin-bottom:28px;display:grid;gap:20px;color:#594420}
#zeenys-demo .z-work-toolbar output{display:inline-block;font-size:26px;font-weight:bold;margin:0 18px;font-variant-numeric:tabular-nums}
#zeenys-demo .z-work-toolbar .z-small{display:block}
#zeenys-demo .z-work-actions{display:flex;flex-wrap:wrap;gap:16px}
#zeenys-demo .z-work-actions button{min-height:64px;padding:16px 24px;font-size:18px;font-weight:bold;display:flex;align-items:center;gap:12px;border-width:2px}
#zeenys-demo .z-work-actions span{font-size:26px}
#zeenys-demo button.z-save-action{background:#7550a9;color:white;border-color:#644190}
#zeenys-demo button.z-remind-action{background:#ffe0ed;color:#782847;border-color:#c77397}
#zeenys-demo button.z-exit-action{background:#ffe0ce;color:#773719;border-color:#cb916d}
#zeenys-demo #z-time-expired{padding:20px;background:#ffe1d5;border:2px solid #d69173;border-radius:14px}
#zeenys-demo #z-time-expired button{margin:8px 14px 0 0}
#zeenys-demo #z-reminder-form{padding:20px;background:#fff0f6;border-radius:14px}
#zeenys-demo #z-reminder-form input{display:block;margin-top:10px;width:100%}
#zeenys-demo .z-reminder-note{padding:24px;margin-bottom:26px;background:#ffe0ed;color:#782847;border:2px solid #c77397;border-radius:18px}
#zeenys-demo .z-reminder-note h3{margin-top:0}
@media(max-width:600px){#zeenys-demo .z-work-actions{display:grid;grid-template-columns:1fr}#zeenys-demo .z-work-actions button{width:100%;justify-content:center}#zeenys-demo .z-work-toolbar{padding:20px}}
#zeenys-demo #z-content[data-question-theme="0"]{--question-bg:#ffe6d7;--question-panel:#fff0e5;--question-line:#dfaa87;--question-text:#583728}
#zeenys-demo #z-content[data-question-theme="1"]{--question-bg:#e8ddff;--question-panel:#f2ebff;--question-line:#b69adf;--question-text:#44345d}
#zeenys-demo #z-content[data-question-theme="2"]{--question-bg:#ffe0ee;--question-panel:#ffedf4;--question-line:#dda0bb;--question-text:#5d3448}
#zeenys-demo #z-content[data-question-theme="3"]{--question-bg:#fff0b5;--question-panel:#fff7d6;--question-line:#d7bc62;--question-text:#55431e}
#zeenys-demo #z-content[data-question-theme="0"],#zeenys-demo #z-content[data-question-theme="1"],#zeenys-demo #z-content[data-question-theme="2"],#zeenys-demo #z-content[data-question-theme="3"]{background:var(--question-bg);color:var(--question-text)}
#zeenys-demo #z-content[data-question-theme="0"]>.z-question,#zeenys-demo #z-content[data-question-theme="1"]>.z-question,#zeenys-demo #z-content[data-question-theme="2"]>.z-question,#zeenys-demo #z-content[data-question-theme="3"]>.z-question{background:var(--question-panel);border:2px solid var(--question-line)}
#zeenys-demo #z-content[data-question-theme="0"] .z-options button,#zeenys-demo #z-content[data-question-theme="1"] .z-options button,#zeenys-demo #z-content[data-question-theme="2"] .z-options button,#zeenys-demo #z-content[data-question-theme="3"] .z-options button{background:var(--question-bg);color:var(--question-text);border-color:var(--question-line)}
#zeenys-demo #z-content[data-question-theme="0"] .z-small,#zeenys-demo #z-content[data-question-theme="1"] .z-small,#zeenys-demo #z-content[data-question-theme="2"] .z-small,#zeenys-demo #z-content[data-question-theme="3"] .z-small{color:inherit}
#zeenys-demo .z-count-help{grid-column:1/-1;margin:0;padding:14px 18px;background:#fff3d2;border-radius:12px;color:#654820}
#zeenys-demo #z-page-answers>.z-question:nth-of-type(4n+1){background:#fff0e5;border-color:#dfaa87}
#zeenys-demo #z-page-answers>.z-question:nth-of-type(4n+2){background:#f2ebff;border-color:#b69adf}
#zeenys-demo #z-page-answers>.z-question:nth-of-type(4n+3){background:#ffedf4;border-color:#dda0bb}
#zeenys-demo #z-page-answers>.z-question:nth-of-type(4n){background:#fff7d6;border-color:#d7bc62}
#zeenys-demo .z-bright-hero{padding:32px 36px;border:1px solid #e9d3ed;border-radius:24px;background:linear-gradient(115deg,#fff3b9,#ffe4d9 55%,#ece0ff);color:#36304d}
#zeenys-demo .z-bright-hero h2{margin-top:0;font-size:calc(32px * var(--z-text-scale,1))}
#zeenys-demo .z-bright-hero p:last-child{margin-bottom:0}
#zeenys-demo .z-summary.z-bright-hero img.z-mascot{display:block;aspect-ratio:1;object-fit:contain;border-radius:0;filter:drop-shadow(0 8px 8px #784b9420)}
#zeenys-demo .z-login-picture.z-mascot-welcome{padding:32px;border-radius:28px;background:linear-gradient(150deg,#fff2ad,#ffe2d5 55%,#e8dbff);text-align:center;align-items:center;color:#36304d;gap:18px}
#zeenys-demo .z-login-picture.z-mascot-welcome img.z-mascot{width:min(100%,320px);height:auto;aspect-ratio:1;object-fit:contain;border-radius:0;max-height:none}
#zeenys-demo .z-fun-kicker{font-weight:bold;letter-spacing:.01em;color:#674294}
#zeenys-demo .z-home-badges{display:flex;justify-content:center;flex-wrap:wrap;gap:12px}
#zeenys-demo .z-home-badges span{background:#ffffffb3;padding:8px 12px;border-radius:99px;color:#674294;font-size:14px}
#zeenys-demo .z-overview-grid .z-tile.z-home-coral{background:#ffede4;border-color:#efb89d;color:#553326;border-top:5px solid #e78056}
#zeenys-demo .z-overview-grid .z-tile.z-home-purple{background:#eee5ff;border-color:#cbb8ee;color:#463064;border-top:5px solid #9871d0}
#zeenys-demo .z-overview-grid .z-tile.z-home-rose{background:#ffe7f0;border-color:#efbad0;color:#633049;border-top:5px solid #d87b9f}
#zeenys-demo .z-overview-grid .z-tile.z-home-yellow{background:#fff5cf;border-color:#e8d58d;color:#5b4821;border-top:5px solid #dcb944}
#zeenys-demo .z-overview-grid .z-tile.z-home-coral h3,#zeenys-demo .z-overview-grid .z-tile.z-home-purple h3,#zeenys-demo .z-overview-grid .z-tile.z-home-rose h3,#zeenys-demo .z-overview-grid .z-tile.z-home-yellow h3{color:inherit}
#zeenys-demo .z-overview-grid .z-tile.z-home-coral button,#zeenys-demo .z-overview-grid .z-tile.z-home-purple button,#zeenys-demo .z-overview-grid .z-tile.z-home-rose button,#zeenys-demo .z-overview-grid .z-tile.z-home-yellow button{background:#fff;color:#45316b;border-color:#b498d6}
#zeenys-demo[data-page=student] .z-grid>.z-tile{background:#fff4df;border-color:#edd3a8;border-top:5px solid #e8a858}
#zeenys-demo[data-page=student] .z-grid>.z-tile:nth-child(3n+2){background:#f1eaff;border-color:#d3beef;border-top-color:#9d79d3}
#zeenys-demo[data-page=student] .z-grid>.z-tile:nth-child(3n){background:#ffebf2;border-color:#eec2d4;border-top-color:#d985a6}
@media(max-width:760px){#zeenys-demo .z-summary.z-bright-hero{padding:26px;grid-template-columns:minmax(0,1fr) 100px;gap:14px}#zeenys-demo .z-bright-hero h2{font-size:calc(27px * var(--z-text-scale,1))}#zeenys-demo .z-login-picture.z-mascot-welcome{padding:26px}#zeenys-demo .z-login-picture.z-mascot-welcome img.z-mascot{width:200px}}
@media(max-width:420px){#zeenys-demo .z-summary.z-bright-hero{grid-template-columns:1fr}#zeenys-demo .z-summary.z-bright-hero img.z-mascot{width:110px;justify-self:center}}
#zeenys-demo .z-year-list{margin:32px 0 40px;--year-tint:#f0eaff;--year-accent:#7352a2}
#zeenys-demo .z-year-5{--year-tint:#fff0e7;--year-accent:#a34e21}
#zeenys-demo .z-year-6{--year-tint:#fceaf2;--year-accent:#a33f6b}
#zeenys-demo .z-year-list>h3{padding:18px 22px;background:var(--year-tint);color:var(--year-accent);border-left:5px solid var(--year-accent);border-radius:10px;margin-bottom:8px}
#zeenys-demo .z-student-list{list-style:none;padding:0;margin:0;background:var(--z-panel);border-radius:12px}
#zeenys-demo .z-student-list li{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:22px;margin:0;border-bottom:1px solid var(--z-line)}
#zeenys-demo .z-student-list li:last-child{border-bottom:0}
#zeenys-demo .z-student-list strong{font-size:18px}
#zeenys-demo .z-student-list button{border-color:var(--year-accent);color:var(--year-accent);background:var(--year-tint);flex-shrink:0}
#zeenys-demo .z-student-username{display:block;color:var(--z-sub);font-size:14px;margin-top:6px}
#zeenys-demo .z-prep-tag{display:inline-block;margin-left:12px;padding:2px 10px;font-size:13px;border-radius:99px;background:var(--year-tint);color:var(--year-accent)}
#zeenys-demo .z-feedback-correct{background:#f0eaff;color:#45316b;border:2px solid #a58acb}
#zeenys-demo .z-feedback-try{background:#fff0e7;color:#71371f;border:2px solid #e3a578}
#zeenys-demo .z-encouragement{display:flex;align-items:center;gap:14px;margin-bottom:18px}
#zeenys-demo .z-reward-star{font-size:38px;line-height:1.2;flex-shrink:0}
#zeenys-demo .z-feedback-correct .z-reward-star{color:#7953ae}
#zeenys-demo .z-feedback-try .z-reward-star{color:#bc5925}
#zeenys-demo .z-reward{display:flex;gap:24px;align-items:flex-start;padding:28px;border:2px solid;border-radius:20px;margin-bottom:28px}
#zeenys-demo .z-reward h3{margin:0 0 12px}
#zeenys-demo .z-reward p:last-child{margin-bottom:0}
#zeenys-demo .z-reward-purple{background:#f0eaff;border-color:#a58acb;color:#45316b}
#zeenys-demo .z-reward-gold{background:#fff7d7;border-color:#d5aa32;color:#684700}
#zeenys-demo .z-reward-gold .z-reward-star{color:#ad7900;font-size:56px}
@media(max-width:600px){#zeenys-demo .z-student-list li{align-items:flex-start;flex-direction:column;gap:14px}#zeenys-demo .z-reward{padding:22px;gap:16px}}
/* Roomy tutor workspace, shared with the overview. */
#zeenys-demo .z-workspace-heading{margin-bottom:32px}
#zeenys-demo .z-workspace-heading h2{margin-top:0}
#zeenys-demo .z-workspace-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-bottom:36px}
#zeenys-demo .z-workspace-stats>div{padding:22px 24px;border:1px solid var(--z-line);border-radius:16px;background:var(--z-panel)}
#zeenys-demo .z-workspace-stats strong{display:block;font-size:28px;color:var(--z-green);line-height:1.4}
#zeenys-demo .z-workspace-stats span{font-size:14px;color:var(--z-sub)}
#zeenys-demo .z-work-section{padding:32px;margin-bottom:32px;border:1px solid var(--z-line);border-radius:20px;background:var(--z-panel);box-shadow:0 8px 28px #25457c05}
#zeenys-demo .z-section-heading{display:flex;gap:18px;align-items:flex-start;margin-bottom:26px}
#zeenys-demo .z-section-heading h3{margin:0 0 8px}
#zeenys-demo .z-section-heading p{margin:0;color:var(--z-sub)}
#zeenys-demo .z-step{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:var(--z-bg);color:var(--z-green);font-weight:bold;flex-shrink:0}
#zeenys-demo .z-homework-fields{display:grid;gap:26px}
#zeenys-demo #z-set-homework #z-homework-options{margin-top:26px;gap:24px;grid-template-columns:repeat(2,minmax(0,1fr))}
#zeenys-demo .z-form-footer{margin-top:28px;padding-top:24px;border-top:1px solid var(--z-line);display:flex;gap:18px;flex-wrap:wrap;align-items:center}
#zeenys-demo .z-form-footer button{margin-top:0}
#zeenys-demo .z-empty{padding:24px;background:var(--z-bg);border-radius:14px;color:var(--z-sub);margin:0;max-width:none}
#zeenys-demo .z-assignment-list{display:grid;gap:18px}
#zeenys-demo .z-assignment{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:24px;border:1px solid var(--z-line);border-radius:14px}
#zeenys-demo .z-assignment p{margin:8px 0}
#zeenys-demo .z-assignment button{flex-shrink:0;font-size:14px}
#zeenys-demo .z-work-item{border:1px solid var(--z-line);border-radius:14px;margin:16px 0;background:var(--z-panel)}
#zeenys-demo summary{cursor:pointer;min-height:48px}
#zeenys-demo .z-work-item>summary{padding:22px 24px}
#zeenys-demo .z-work-item>summary span{display:block;margin-top:6px;color:var(--z-sub)}
#zeenys-demo .z-work-item>summary .z-result-score{color:var(--z-green);font-size:14px}
#zeenys-demo .z-detail-body{padding:24px;border-top:1px solid var(--z-line);margin-top:16px}
#zeenys-demo .z-mark-answer{padding:24px 0;border-bottom:1px solid var(--z-line)}
#zeenys-demo .z-mark-answer:first-child{padding-top:0}
#zeenys-demo .z-mark-answer:last-child{border-bottom:0;padding-bottom:0}
#zeenys-demo .z-mark-answer h4{margin:0 0 16px}
#zeenys-demo .z-student-answer{white-space:pre-wrap;overflow-wrap:anywhere;padding:20px;border-radius:12px;background:var(--z-bg);margin-bottom:22px}
#zeenys-demo .z-tutor-grade label{margin:22px 0 8px}
#zeenys-demo .z-tutor-grade select{display:block;width:100%;margin-top:8px}
#zeenys-demo .z-reference>summary{font-weight:bold;font-size:18px}
#zeenys-demo summary:focus-visible{outline:3px solid #89a9ff;outline-offset:3px;border-radius:8px}
#zeenys-demo .z-group-title{margin-top:40px;margin-bottom:0}
#zeenys-demo .z-overview-grid .z-tile{background:var(--z-panel);padding:32px;display:flex;flex-direction:column}
#zeenys-demo .z-overview-grid .z-tile h3{margin-top:0}
#zeenys-demo .z-overview-grid .z-tile>.z-row,#zeenys-demo .z-overview-grid .z-tile>button{margin-top:auto;align-self:flex-start}
@media(max-width:900px){#zeenys-demo .z-assignment{align-items:flex-start;flex-direction:column}#zeenys-demo .z-work-section{padding:26px}}
@media(max-width:600px){#zeenys-demo .z-workspace-stats{grid-template-columns:1fr;gap:12px}#zeenys-demo .z-workspace-stats>div{display:flex;align-items:center;gap:18px;padding:16px 20px}#zeenys-demo .z-work-section{padding:22px}#zeenys-demo #z-set-homework #z-homework-options{grid-template-columns:1fr}#zeenys-demo .z-section-heading{gap:12px}#zeenys-demo .z-work-item>summary,#zeenys-demo .z-detail-body{padding:18px}#zeenys-demo .z-reference>.z-detail-body{padding:18px 0}#zeenys-demo .z-overview-grid .z-tile{padding:26px}}
#zeenys-demo *{box-sizing:border-box}
#zeenys-demo h1,#zeenys-demo h2,#zeenys-demo h3,#zeenys-demo button,#zeenys-demo p,#zeenys-demo summary,#zeenys-demo label{overflow-wrap:anywhere}
#zeenys-demo [hidden]{display:none!important}
#zeenys-demo button,#zeenys-demo input,#zeenys-demo select,#zeenys-demo textarea{font:inherit;background:var(--z-panel);color:var(--z-text);border:1px solid var(--z-line);max-width:100%}
#zeenys-demo button{cursor:pointer}
#zeenys-demo button:disabled{opacity:.55;cursor:default}
#zeenys-demo button.z-primary,#zeenys-demo button[aria-pressed=true]{background:var(--z-green);color:var(--z-on);border-color:var(--z-green)}
#zeenys-demo .z-grid{display:grid}
#zeenys-demo .z-row{display:flex;flex-wrap:wrap}
#zeenys-demo label{display:block}
#zeenys-demo .z-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}
#zeenys-demo .z-options button{text-align:left}
#zeenys-demo .z-track{height:8px;border-radius:6px}
#zeenys-demo .z-fill{height:100%;background:var(--z-green);border-radius:6px}
#zeenys-demo .z-score{font-size:calc(36px * var(--z-text-scale,1))}
#zeenys-demo table{width:100%;border-collapse:collapse}
#zeenys-demo th,#zeenys-demo td{padding:16px 12px;text-align:left;border-bottom:1px solid var(--z-line);overflow-wrap:anywhere}
#zeenys-demo .z-scroll{overflow:auto}
#zeenys-demo textarea{width:100%}
#zeenys-demo #z-answer-form input{display:block;width:100%;margin:12px 0 22px}
#zeenys-demo .z-mul-column{font-family:monospace;font-variant-numeric:tabular-nums;text-align:right;white-space:pre;max-width:100%}
#zeenys-demo .z-mul-rule{border-top:1px solid var(--z-text)}
#zeenys-demo main svg{width:min(100%,calc(220px * var(--z-text-scale,1)))!important;height:auto}
#zeenys-demo li{margin-bottom:12px}
#zeenys-demo{--z-bg:light-dark(#f5f9ff,#17243b);--z-panel:light-dark(#fff,#20314b);--z-text:light-dark(#24334b,#f1f6ff);--z-sub:light-dark(#536984,#c3d0e4);--z-line:light-dark(#dce6f3,#40536e);--z-green:light-dark(#315aca,#a9c1ff);--z-on:light-dark(#fff,#152848);max-width:1440px;margin:auto;background:var(--z-bg);border-radius:0;min-height:100vh;overflow:visible;font-size:calc(16px * var(--z-text-scale,1));line-height:1.7;box-shadow:0 0 80px #223b6710}
#zeenys-demo header{padding:24px 36px;background:var(--z-panel);color:var(--z-text);display:flex;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid var(--z-line)}
#zeenys-demo header .z-small{color:var(--z-sub)}
#zeenys-demo .z-brand{display:flex;align-items:center;gap:18px;min-width:0}
#zeenys-demo .z-brand-mark{background:var(--z-green);color:var(--z-on);border-radius:14px;width:48px;height:48px;display:grid;place-items:center;font-size:24px;flex-shrink:0}
#zeenys-demo h1{font-size:calc(23px * var(--z-text-scale,1));line-height:1.4}
#zeenys-demo h2{font-size:calc(28px * var(--z-text-scale,1));line-height:1.4;margin-bottom:20px;letter-spacing:-.02em}
#zeenys-demo h3{font-size:calc(20px * var(--z-text-scale,1));line-height:1.45;margin-bottom:14px}
#zeenys-demo p{margin:0 0 22px;max-width:70ch}
#zeenys-demo .z-small{font-size:calc(14px * var(--z-text-scale,1));line-height:1.65}
#zeenys-demo .z-app-shell{display:grid;grid-template-columns:240px minmax(0,1fr)}
#zeenys-demo .z-side{padding:28px 20px;background:var(--z-panel);border-right:1px solid var(--z-line);display:flex;flex-direction:column;gap:28px}
#zeenys-demo .z-nav{display:grid;gap:10px}
#zeenys-demo .z-nav button{width:100%;text-align:left;border-color:transparent;padding:12px 16px;min-height:48px}
#zeenys-demo .z-preview-controls{border-top:1px solid var(--z-line);padding-top:22px;display:grid;gap:20px}
#zeenys-demo .z-preview-controls label{font-size:14px}
#zeenys-demo .z-preview-controls select{width:100%;margin-top:8px}
#zeenys-demo .z-save-bar{padding:12px 36px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;background:var(--z-panel);border-bottom:1px solid var(--z-line)}
#zeenys-demo .z-save-bar output{font-size:14px;overflow-wrap:anywhere}
#zeenys-demo .z-save-bar button{font-size:14px;border:0;padding:8px 12px}
#zeenys-demo main{padding:40px;min-width:0;background-image:linear-gradient(color-mix(in srgb,var(--z-bg) 96%,transparent),color-mix(in srgb,var(--z-bg) 96%,transparent)),url('/maths-welcome.png');background-size:auto,720px auto;background-position:center,right bottom;background-repeat:no-repeat}
#zeenys-demo .z-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;margin:26px 0 36px}
#zeenys-demo .z-tile,#zeenys-demo .z-question{padding:28px;border-radius:18px;border:1px solid var(--z-line);box-shadow:0 6px 24px #25457c06;margin-bottom:0}
#zeenys-demo .z-question{margin-bottom:28px}
#zeenys-demo .z-row{gap:18px;align-items:center}
#zeenys-demo button,#zeenys-demo select,#zeenys-demo input{min-height:48px;padding:12px 16px;border-radius:12px}
#zeenys-demo button{transition:background .15s,border-color .15s}
#zeenys-demo button:hover:not(:disabled){border-color:var(--z-green)}
#zeenys-demo button:focus-visible,#zeenys-demo input:focus-visible,#zeenys-demo select:focus-visible,#zeenys-demo textarea:focus-visible,#zeenys-demo a:focus-visible{outline:3px solid #89a9ff;outline-offset:3px}
#zeenys-demo button.z-primary{margin-top:8px}
#zeenys-demo label{margin-bottom:8px}
#zeenys-demo input,#zeenys-demo select,#zeenys-demo textarea{font-size:calc(16px * var(--z-text-scale,1))}
#zeenys-demo textarea{padding:18px;min-height:130px;margin:12px 0 22px;border-radius:12px}
#zeenys-demo a{color:var(--z-green)}
#zeenys-demo .z-feedback{padding:24px;border:1px solid var(--z-line);background:var(--z-bg);margin:24px 0;border-radius:14px}
#zeenys-demo .z-options{gap:18px;margin:24px 0}
#zeenys-demo .z-options button{padding:18px}
#zeenys-demo .z-zoom-toolbar{padding:0;border:0;display:flex;gap:8px;flex-wrap:wrap;background:transparent}
#zeenys-demo .z-zoom-toolbar span{width:100%;font-size:14px}
#zeenys-demo .z-zoom-toolbar button{padding:8px 12px;font-size:14px}
#zeenys-demo .z-zoom-toolbar output{min-width:48px;font-size:14px}
#zeenys-demo footer{padding:24px 36px;background:var(--z-panel);font-size:14px}
#zeenys-demo #z-set-homework .z-row{align-items:flex-start;display:grid;grid-template-columns:minmax(0,1fr)}
#zeenys-demo #z-set-homework select,#zeenys-demo #z-set-homework input{width:100%;margin-top:8px}
#zeenys-demo #z-set-homework label{width:100%}
#zeenys-demo .z-track{margin:24px 0 32px;background:var(--z-line)}
#zeenys-demo .z-mul-column{font-size:calc(23px * var(--z-text-scale,1));line-height:1.9;width:9ch;margin:28px 0}
#zeenys-demo .z-login{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:48px;align-items:center;max-width:1120px;margin:20px auto}
#zeenys-demo .z-login-form{padding:40px;background:var(--z-panel);border:1px solid var(--z-line);border-radius:24px;box-shadow:0 18px 60px #23416b0b}
#zeenys-demo .z-login-form label{margin:20px 0 8px}
#zeenys-demo .z-login-form input{width:100%}
#zeenys-demo .z-login-form .z-primary{width:100%;margin-top:24px}
#zeenys-demo .z-login-picture{align-self:stretch;display:flex;flex-direction:column;justify-content:center;gap:24px;padding:24px 0}
#zeenys-demo .z-login-picture img{width:100%;height:auto;border-radius:24px;aspect-ratio:1.6;object-fit:cover;object-position:right bottom}
#zeenys-demo .z-login-picture h3{font-size:calc(26px * var(--z-text-scale,1))}
#zeenys-demo .z-note{padding:16px 20px;border-radius:12px;background:var(--z-bg);color:var(--z-sub);font-size:14px;margin-top:22px}
#zeenys-demo[data-page=signin] .z-app-shell{grid-template-columns:minmax(0,1fr)}
#zeenys-demo[data-page=signin] .z-side{display:none}
#zeenys-demo[data-page=signin] main{padding:40px 56px;background:linear-gradient(150deg,var(--z-panel),var(--z-bg))}
#zeenys-demo .z-summary{display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:28px;align-items:center;margin-bottom:32px}
#zeenys-demo .z-summary img{width:100%;height:auto;aspect-ratio:1.6;border-radius:18px;object-fit:cover;object-position:right bottom}
#zeenys-demo .z-level-tag{display:inline-block;padding:5px 12px;margin-bottom:16px;border-radius:999px;background:var(--z-bg);color:var(--z-green);font-size:14px}
#zeenys-demo .z-student-card{padding:22px;border:1px solid var(--z-line);border-radius:16px;background:var(--z-panel)}
#zeenys-demo .z-student-card p{margin-bottom:10px}
@media(max-width:1050px){#zeenys-demo .z-app-shell{grid-template-columns:210px minmax(0,1fr)}#zeenys-demo main{padding:28px}#zeenys-demo .z-grid{grid-template-columns:minmax(0,1fr)}#zeenys-demo .z-login{gap:24px}#zeenys-demo .z-login-form{padding:28px}}
@media(max-width:760px){#zeenys-demo header{padding:22px;flex-wrap:wrap;gap:18px}#zeenys-demo .z-app-shell{grid-template-columns:minmax(0,1fr)}#zeenys-demo .z-side{padding:20px;border-right:0;border-bottom:1px solid var(--z-line);gap:22px}#zeenys-demo .z-nav{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}#zeenys-demo .z-preview-controls{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}#zeenys-demo .z-zoom-toolbar{grid-column:1/-1}#zeenys-demo main,#zeenys-demo[data-page=signin] main{padding:24px 18px}#zeenys-demo .z-save-bar{padding:12px 20px}#zeenys-demo .z-login{grid-template-columns:minmax(0,1fr);margin:8px auto;gap:24px}#zeenys-demo .z-login-picture{padding:0}#zeenys-demo .z-login-picture img{max-height:240px}#zeenys-demo .z-summary{grid-template-columns:minmax(0,1fr)}#zeenys-demo .z-summary img{display:none}#zeenys-demo .z-tile,#zeenys-demo .z-question{padding:24px}#zeenys-demo .z-row{gap:14px}#zeenys-demo footer{padding:22px}}
@media(max-width:400px){#zeenys-demo .z-preview-controls,#zeenys-demo .z-options{grid-template-columns:1fr}#zeenys-demo .z-login-form{padding:24px}#zeenys-demo h2{font-size:calc(24px * var(--z-text-scale,1))}#zeenys-demo .z-nav button{padding:10px 12px;font-size:14px}}

#zeenys-demo .z-brand-mark{width:58px;height:52px;font-size:18px;letter-spacing:.03em;background:#7953ae;color:#fff}
#zeenys-demo #z-content[data-question-theme="0"]{--question-bg:#ffe0cb;--question-accent:#b53c26}
#zeenys-demo #z-content[data-question-theme="1"]{--question-bg:#e8d9ff;--question-accent:#6635b4}
#zeenys-demo #z-content[data-question-theme="2"]{--question-bg:#ffdce9;--question-accent:#a62b64}
#zeenys-demo #z-content[data-question-theme="3"]{--question-bg:#fff0ac;--question-accent:#8c6500}
#zeenys-demo .z-completion-row{display:flex;gap:14px;align-items:center;padding:16px;margin:8px 0;background:#f0e5ff;border-radius:14px}
#zeenys-demo .z-completion-row input{width:24px;height:24px;accent-color:#713ac0;flex:none}
#zeenys-demo .z-student-banner{background:linear-gradient(120deg,#ffd85c,#ffc9dc,#d7c0ff);padding:24px;border-radius:22px;margin-bottom:18px}
#zeenys-demo .z-student-banner h2{font-size:clamp(2rem,5vw,3rem);color:#592688;margin:0 0 12px}
#zeenys-demo[data-student-mode="true"] #z-content .z-tile h3{font-size:1.6rem;color:#622b99}
#zeenys-demo[data-student-mode="true"] #z-content .z-tile p{font-size:1.15rem;line-height:1.5}
#zeenys-demo[data-student-mode="true"] #z-content button{min-height:52px;font-size:1.1rem;padding:12px 20px}
#zeenys-demo .z-year-4{background:#e9dcff}#zeenys-demo .z-year-5{background:#ffddc3}#zeenys-demo .z-year-6{background:#ffdaea}
#zeenys-demo .z-pupil-progress{padding:14px;margin-top:16px;background:#fff9;border-radius:14px}
#zeenys-demo progress{display:block;width:100%;height:24px;margin:8px 0;accent-color:#713ac0}
#zeenys-demo .z-cross-grid{display:grid;gap:3px;margin:16px 0;max-width:100%;overflow:auto}
#zeenys-demo .z-cross-grid input{width:42px!important;height:42px;text-align:center;font-size:24px;padding:0;text-transform:uppercase;background:#fff5b9;border:2px solid #7547b8;border-radius:6px}
#zeenys-demo .z-cross-block{background:#d5c1f0;border-radius:6px}
#zeenys-demo .z-game-token{display:inline-block;padding:16px 24px;background:#ffc861;border:3px solid #ad681b;border-radius:18px;font-size:1.4rem;font-weight:700;cursor:grab;margin:12px 0}
#zeenys-demo .z-game-targets{display:flex;flex-wrap:wrap;gap:12px;margin:12px 0}
#zeenys-demo .z-game-targets button{border:3px dashed #8050ba;background:#eedfff;min-width:100px;min-height:68px}
#zeenys-demo .z-game-targets button[aria-pressed="true"]{background:#ffd36e;border-style:solid}
#zeenys-demo .z-table-buttons{display:grid;grid-template-columns:repeat(auto-fit,minmax(145px,1fr));gap:12px;margin:18px 0 30px}
#zeenys-demo .z-table-buttons button{min-height:56px;background:#ffe19b;color:#51247d;border:2px solid #bd87da;font-weight:700}
#zeenys-demo .z-division-method{display:flex;justify-content:center;gap:8px;font:2rem monospace;margin:18px auto}
#zeenys-demo .z-division-method strong{border-top:3px solid #622b99;border-left:3px solid #622b99;padding:8px 20px}
#zeenys-demo .z-division-method span{padding-top:11px}
#zeenys-demo .z-pie-figure{margin:16px 0;max-width:280px}#zeenys-demo .z-pie-figure svg{display:block;width:100%;height:auto}
#zeenys-demo .z-homework-subject{margin:28px 0}#zeenys-demo .z-homework-subject>h2{font-size:1.8rem;color:#60278c}
#zeenys-demo .z-homework-card{background:#f0e4ff;border:2px solid #af83d5;display:flex;flex-direction:column;gap:12px}
#zeenys-demo .z-homework-card h3,#zeenys-demo .z-homework-card p{margin:0}
#zeenys-demo .z-homework-open{display:block!important;visibility:visible!important;margin-top:auto;width:100%;min-height:64px!important;font-size:1.3rem!important}
#zeenys-demo{font-size:calc(20px * var(--z-text-scale,1));line-height:1.65}
#zeenys-demo h1{font-size:calc(28px * var(--z-text-scale,1))}
#zeenys-demo #z-content h2{font-size:calc(32px * var(--z-text-scale,1));line-height:1.35}
#zeenys-demo #z-content h3{font-size:calc(25px * var(--z-text-scale,1));line-height:1.4}
#zeenys-demo #z-content p,#zeenys-demo label{font-size:calc(20px * var(--z-text-scale,1))}
#zeenys-demo .z-small,#zeenys-demo .z-task-greeting span{font-size:calc(17px * var(--z-text-scale,1))}
#zeenys-demo button,#zeenys-demo .z-nav button{font-size:calc(19px * var(--z-text-scale,1));min-height:52px;white-space:normal}
#zeenys-demo input,#zeenys-demo select,#zeenys-demo textarea{font-size:calc(20px * var(--z-text-scale,1));max-width:100%;min-height:48px}
#zeenys-demo .z-task-greeting strong{font-size:calc(25px * var(--z-text-scale,1))}
#zeenys-demo .z-save-bar{display:none}
#zeenys-demo[data-page="tutor"] .z-save-bar,#zeenys-demo[data-save-error="true"] .z-save-bar{display:flex}
#zeenys-demo[data-student-mode="true"] .z-save-bar{display:none!important}
#zeenys-demo .z-year-3{background:#d6edff}#zeenys-demo .z-year-7{background:#ffe8a8}
@media(max-width:600px){#zeenys-demo #z-content h2{font-size:calc(28px * var(--z-text-scale,1))}#zeenys-demo #z-content h3{font-size:calc(23px * var(--z-text-scale,1))}}
#zeenys-demo #z-content .z-student-banner h2{font-size:calc(36px * var(--z-text-scale,1))}
#zeenys-demo[data-student-mode="true"] #z-content .z-tile p{font-size:calc(20px * var(--z-text-scale,1))}
#zeenys-demo[data-student-mode="true"] #z-content .z-tile h3{font-size:calc(25px * var(--z-text-scale,1))}
#zeenys-demo header [data-back-platform],#zeenys-demo .z-back-button{display:inline-block!important;visibility:visible!important;background:#ffc868;color:#4e2871;border:2px solid #9d65c3;font-weight:700;font-size:22px;min-height:56px;margin-bottom:14px}
#zeenys-demo button.z-brand-mark{cursor:pointer;width:auto;min-width:76px;border:2px solid #f4bb42;padding:12px}
#zeenys-demo .z-year-11{background:#e5d3ff}
#zeenys-demo .z-device-dialog{max-width:720px;width:calc(100% - 40px);max-height:85vh;overflow:auto;background:#fff0c9;color:#3d2354;border:3px solid #9661b8;border-radius:22px;padding:26px;font-size:20px}
#zeenys-demo .z-device-dialog::backdrop{background:#29114288}
/* SEZ navigation stays in the same place on every page. */
#zeenys-demo header{padding:26px clamp(18px,4vw,54px);background:linear-gradient(110deg,#ffd970,#ffd5e4 52%,#dbc6ff);border-bottom:3px solid #9772c7}
#zeenys-demo .z-brand{gap:24px}
#zeenys-demo button.z-brand-mark{min-width:112px;height:100px;font-size:42px;background:#6839a4;color:white;border:3px solid #ffcf50;border-radius:24px}
#zeenys-demo .z-brand h1{font-size:clamp(30px,3.8vw,50px);line-height:1.15;margin:0 0 10px}
#zeenys-demo .z-strapline{font-size:24px;color:#4e2871;font-weight:700;line-height:1.4}
#zeenys-demo .z-main-navigation{position:sticky;top:0;z-index:20;display:flex;flex-wrap:wrap;gap:12px;padding:12px 24px;background:#f6eeff;border-bottom:2px solid #b990d9;box-shadow:0 3px 10px #4e287114}
#zeenys-demo .z-main-navigation button,#zeenys-demo .z-main-navigation a{min-height:56px;margin:0;font-size:21px;font-weight:700;padding:12px 20px;border-radius:14px}
#zeenys-demo .z-back-button{background:#ffd273;border:2px solid #ae7829;color:#492657;display:inline-block;visibility:visible}
#zeenys-demo .z-home-button{background:#d8c2ff;border:2px solid #9975c5;color:#45216c}
#zeenys-demo .z-main-navigation [data-admin-exit]{background:#ffcad9;color:#762742}
#zeenys-demo .z-main-navigation a{display:flex;align-items:center;color:#4e2871;text-decoration:underline}
#zeenys-demo[data-page=signin] .z-main-navigation{display:none}
#zeenys-demo .z-homework-heading{font-size:clamp(30px,3.6vw,48px);line-height:1.2;text-align:center;color:#663196;margin:0 auto 28px;max-width:1000px}
#zeenys-demo .z-login-form h2{font-size:34px;color:#663196}
#zeenys-demo .z-login-form label,#zeenys-demo .z-login-form input{font-size:22px;line-height:1.4}
#zeenys-demo .z-student-username{font-size:23px;font-weight:700;color:#542a83;overflow-wrap:anywhere}
#zeenys-demo .z-student-list strong{font-size:27px}
#zeenys-demo .z-side[hidden],#zeenys-demo [hidden]{display:none!important}
#zeenys-demo [data-student-mode=true] .z-main-navigation{display:flex}
#zeenys-demo[data-student-mode=true] .z-side{display:none!important}
#zeenys-demo #z-content [data-action=lesson-home],#zeenys-demo #z-content [data-action=packs],#zeenys-demo #z-content [data-action=home]{display:none}
#zeenys-demo .z-cross-grid{max-width:100%;overflow-x:auto;padding:2px}
#zeenys-demo .z-login-card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
#zeenys-demo .z-login-card{border:2px solid #8653b3;border-radius:16px;background:#fff;padding:24px;color:#302640;break-inside:avoid;overflow-wrap:anywhere}
#zeenys-demo .z-card-brand{font-size:22px;font-weight:700;color:#643392}
#zeenys-demo .z-login-card h3{font-size:32px;margin:16px 0 8px}
#zeenys-demo .z-login-card p{margin:0 0 14px}
#zeenys-demo .z-login-card dt{font-size:18px;color:#554760;margin:12px 0 4px}
#zeenys-demo .z-login-card dd{font-size:26px;font-weight:700;margin:0}
#zeenys-demo .z-card-controls{display:flex;flex-wrap:wrap;align-items:end;gap:20px;margin:24px 0}
#zeenys-demo .z-card-controls label{flex:1;min-width:220px}
#zeenys-demo .z-card-note{font-size:16px;margin-top:18px!important}
@media(max-width:760px){#zeenys-demo .z-brand{align-items:center;gap:16px}#zeenys-demo button.z-brand-mark{min-width:82px;height:80px;font-size:32px}#zeenys-demo .z-strapline{font-size:20px}#zeenys-demo .z-main-navigation{padding:10px 14px;gap:10px}#zeenys-demo .z-main-navigation button{font-size:18px;padding:10px 14px}#zeenys-demo .z-login-card-grid{grid-template-columns:1fr}}
@page{size:A4 portrait;margin:10mm}
@media print{
 body{background:#fff!important;margin:0;font-family:'Times New Roman',serif;font-size:12pt}
 #zeenys-demo header,#zeenys-demo footer,#zeenys-demo .z-main-navigation,#zeenys-demo .z-save-bar,#zeenys-demo .z-side,#zeenys-demo #z-content>*:not(#z-print-login-cards){display:none!important}
 #zeenys-demo .z-app-shell{display:block!important}
 #zeenys-demo main{padding:0!important;margin:0!important;max-width:none!important}
 #zeenys-demo #z-print-login-cards h2{font:700 18pt 'Times New Roman',serif;margin:0 0 4mm}
 #zeenys-demo .z-print-description{font:12pt 'Times New Roman',serif;margin:0 0 5mm}
 #zeenys-demo .z-login-card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:5mm}
 #zeenys-demo .z-login-card{border:1pt solid #444;border-radius:0;padding:5mm;font:12pt 'Times New Roman',serif;break-inside:avoid;page-break-inside:avoid;color:#000}
 #zeenys-demo .z-card-brand{font-size:12pt;color:#000}
 #zeenys-demo .z-login-card h3{font-size:16pt;margin:3mm 0 2mm;color:#000}
 #zeenys-demo .z-login-card dt{font-size:11pt;margin:2mm 0 1mm;color:#000}
 #zeenys-demo .z-login-card dd{font-size:14pt;line-height:1.25}
 #zeenys-demo .z-login-card p{font-size:11pt;margin:0 0 2mm}
 #zeenys-demo .z-card-note{font-size:10pt;margin-top:3mm!important}
}
#zeenys-demo[data-student-mode=true] footer a{display:none}
@media print{
 /* Compact roster cards use three narrow columns on A4. */
 #zeenys-demo .z-login-card-grid{gap:2.5mm;grid-template-columns:repeat(3,minmax(0,1fr))}
 #zeenys-demo .z-login-card{position:relative;padding:2mm 3mm;border:0.8pt solid #555}
 #zeenys-demo .z-login-card .z-card-brand,#zeenys-demo .z-login-card .z-card-note{display:none}
 #zeenys-demo .z-login-card h3{font-size:12pt;line-height:1.2;margin:0 0 1mm;padding-right:14mm}
 #zeenys-demo .z-login-card>p:not(.z-card-note){position:absolute;right:3mm;top:2mm;font-size:10pt;margin:0}
 #zeenys-demo .z-login-card dl{display:grid;grid-template-columns:23mm minmax(0,1fr);margin:0;gap:0.5mm 1mm}
 #zeenys-demo .z-login-card dt{font-size:10pt;line-height:1.2;margin:0;align-self:center}
 #zeenys-demo .z-login-card dd{font-size:12pt;line-height:1.2;margin:0}
 #zeenys-demo #z-print-login-cards[data-single=true] .z-login-card-grid{grid-template-columns:minmax(0,1fr)}
 #zeenys-demo #z-print-login-cards[data-single=true] .z-login-card{padding:8mm}
 #zeenys-demo #z-print-login-cards[data-single=true] .z-login-card h3{font-size:22pt}
 #zeenys-demo #z-print-login-cards[data-single=true] .z-login-card dd{font-size:20pt}
}

#zeenys-demo .z-practice-link{font-size:28px;font-weight:800;text-align:left;min-height:130px;cursor:pointer;line-height:1.4}
#zeenys-demo .z-resource-layout{display:flex;flex-wrap:wrap;gap:10px;border:0;padding:12px 0;margin:10px 0}#zeenys-demo .z-resource-layout legend{font-weight:700}#zeenys-demo .z-resource-layout [aria-pressed=true]{background:#6b4697;color:white}#zeenys-demo .z-resource-list{display:flex;flex-direction:column}#zeenys-demo .z-resource-list article{display:flex;align-items:center;gap:16px;flex-wrap:wrap;padding:16px}#zeenys-demo .z-resource-list article h3{flex:1;min-width:200px;margin:0}#zeenys-demo .z-resource-list article p{display:none}#zeenys-demo .z-category-title{grid-column:1/-1;font-size:24px;margin:22px 0 4px}

/* One consistent blue background throughout SEZ. */
body{background:#cde5ff}
#zeenys-demo{--z-panel:#eaf4ff;--question-bg:#eaf4ff;--question-panel:#eaf4ff;--question-line:#80acd4;background:#cde5ff}
#zeenys-demo header,#zeenys-demo .z-task-greeting,#zeenys-demo .z-student-banner{background:#b7d9f8!important;background-image:none!important;color:#203d60}
#zeenys-demo .z-main-navigation,#zeenys-demo .z-side{background:#d7eaff!important;background-image:none!important}
#zeenys-demo .z-tile,#zeenys-demo .z-question,#zeenys-demo .z-work-section,#zeenys-demo .z-login-form,#zeenys-demo .z-preview-controls,#zeenys-demo .z-lesson-example,#zeenys-demo .z-work-toolbar{background:#eaf4ff!important;background-image:none!important;border-color:#80acd4}
#zeenys-demo #z-content[data-question-theme]{--question-bg:#eaf4ff;--question-panel:#eaf4ff;--question-line:#80acd4}
#zeenys-demo .z-zoom-toolbar label{font-size:18px;display:flex;align-items:center;gap:10px}
#zeenys-demo main,#zeenys-demo[data-page=signin] main{background:#cde5ff;background-image:none!important}
#zeenys-demo .z-bright-hero,#zeenys-demo .z-login-picture.z-mascot-welcome{background:#eaf4ff!important;background-image:none!important;border-color:#80acd4}
@media print{#zeenys-demo main{background:#fff!important}}
#zeenys-demo .z-delete-result{background:#ffe6e8;color:#8a2032;border:2px solid #bc5b6b;font-size:18px;padding:12px 18px;margin-bottom:18px;border-radius:12px;cursor:pointer}

/* Separate homework management stages. */
.z-tutor-stages{display:flex;flex-wrap:wrap;gap:12px;margin:18px 0}.z-tutor-stages button{flex:1 1 190px;min-height:56px;font-size:18px}.z-tutor-stages [aria-current="step"]{background:#184e91;color:#fff;border:3px solid #123b6c}.z-tutor-next{justify-content:space-between;margin:16px 0 26px}.z-tutor-students{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:12px;margin:12px 0 28px}.z-tutor-students button{text-align:left;display:flex;flex-direction:column;gap:8px;padding:18px;min-height:85px}.z-tutor-students strong{font-size:24px}.z-tutor-students span{font-size:15px}.z-work-section progress{display:block;width:100%;max-width:480px;margin:10px 0}.z-tutor-next button{white-space:normal}

.z-assignment-subjects{margin:22px 0}.z-subject-boxes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:14px 0 24px}.z-subject-box{display:flex;flex-direction:column;align-items:flex-start;text-align:left;gap:8px;padding:22px;min-height:104px;border:2px solid #96b8df;background:#eaf4ff}.z-subject-box strong{font-size:25px}.z-subject-box span{font-size:16px;line-height:1.4}.z-subject-box[aria-pressed="true"]{border:3px solid #184e91;background:#d7eaff;color:#123b6c}.z-assignment-subjects h4{font-size:21px;margin-top:22px}@media(max-width:550px){.z-subject-boxes{grid-template-columns:1fr}}

.z-tutor-stages{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.z-overview-grid .z-tutor-stages{grid-template-columns:1fr}.z-tutor-stages button{width:100%;height:76px;min-height:76px;white-space:normal;padding:12px;font-size:17px;border-width:2px}.z-tutor-stages [data-tutor-stage="assign"],.z-nav [data-tutor-stage="assign"]{background:#ffe6aa!important;border-color:#bf8518!important;color:#573900!important}.z-tutor-stages [data-tutor-stage="assigned"],.z-nav [data-tutor-stage="assigned"]{background:#ffdce7!important;border-color:#b95077!important;color:#762242!important}.z-tutor-stages [data-tutor-stage="progress"],.z-nav [data-tutor-stage="progress"]{background:#e5ddff!important;border-color:#8060b7!important;color:#4d3278!important}.z-tutor-stages [aria-current="step"]{outline:3px solid #184e91;outline-offset:2px}.z-search-form{display:flex;align-items:flex-end;flex-wrap:wrap;gap:12px;margin:20px 0 26px}.z-search-form label{flex:1 1 220px;display:flex;flex-direction:column;gap:8px}.z-search-form input{min-height:46px;width:100%}.z-search-form button{min-height:46px;padding:10px 22px}@media(max-width:680px){.z-tutor-stages{grid-template-columns:1fr}}

.z-student-view{display:flex;flex-direction:column;gap:8px;max-width:300px;margin:20px 0}.z-student-box-view{display:grid!important;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}.z-student-box-view li{display:flex;flex-direction:column;align-items:stretch;padding:20px!important;border:2px solid #9bbce1!important;border-radius:16px;background:#eaf4ff}.z-guided-multiplication{margin:18px 0;padding:18px;border:2px solid #9abbe0;border-radius:14px;background:#eaf4ff}.z-mul-table-scroll{overflow-x:auto}.z-mul-method{border-collapse:collapse;table-layout:fixed}.z-mul-method th:not(:last-child),.z-mul-method td:not(:last-child){width:36px;min-width:30px;text-align:center;font-family:monospace;font-size:24px;padding:9px 4px}.z-mul-method th{font-size:15px!important}.z-mul-method th:last-child,.z-mul-method td:last-child{width:300px;min-width:200px;padding:12px 18px;text-align:left;font-family:inherit;font-size:16px;line-height:1.5}.z-mul-method input{width:100%!important;max-width:none!important;min-width:0!important;text-align:right;font-family:monospace;font-size:24px!important;letter-spacing:.3em;padding:8px 5px}.z-mul-line td:not(:last-child){border-bottom:2px solid #184e91}.z-placeholder-zero{background:#ffe6aa;color:#714b00;font-weight:bold}.z-mul-method td:last-child strong{font-size:inherit}

.z-main-subject-boxes{align-items:start}.z-english-subject-panel{padding:18px;border:2px solid #96b8df;border-radius:16px;background:#eaf4ff}.z-english-subject-panel[data-selected="true"]{border:3px solid #184e91}.z-english-subject-panel>.z-subject-box{width:100%;border:0!important;background:transparent!important;min-height:0;padding:4px 4px 16px}.z-english-children{margin:4px 0 0;gap:12px}.z-english-children .z-subject-box,.z-literature-children .z-subject-box{padding:16px;min-height:130px;width:100%;height:100%}.z-english-children strong,.z-literature-children strong{font-size:21px}.z-literature-children{margin-top:18px;padding-top:14px;border-top:2px solid #96b8df}.z-literature-children .z-subject-boxes{margin:0}

.z-story-text{white-space:pre-wrap;overflow-wrap:anywhere;background:#d9edff;border:2px solid #3888cd;border-radius:16px;padding:20px;margin:16px 0;font-size:1.1rem;line-height:1.65}.z-story-text h3,.z-story-text h4{margin-top:0}.z-sent-homework{flex-basis:100%;width:100%;margin:12px 0}.z-sent-homework>summary,.z-story-preview>summary{cursor:pointer;font-weight:700;font-size:1.1rem;padding:14px;background:#d9edff;border:2px solid #3888cd;border-radius:12px}.z-sent-question{padding:14px 0;border-bottom:1px solid #3888cd}.z-assignment:has(.z-sent-homework){flex-wrap:wrap}

#zeenys-demo .z-overview-grid{align-items:start}#zeenys-demo .z-student-summary{min-height:0;height:auto}#zeenys-demo .z-student-summary>button{margin-top:12px}.z-year-count{display:block;padding:5px 0;font-weight:600}

.z-private-tutor-comments{background:#e5ddff;border:2px solid #8060b7;border-radius:14px;padding:18px;margin-top:18px}.z-private-tutor-comments textarea{width:100%;font:inherit;padding:12px;border-radius:10px}.z-private-tutor-comments a{font-weight:700;color:#4d3278}.z-private-tutor-comments h4{margin-top:0}

#zeenys-demo .z-login-card-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}#zeenys-demo .z-login-card-page{margin-bottom:20px}#zeenys-demo .z-login-card{padding:24px}#zeenys-demo .z-login-card h3{font-size:36px}#zeenys-demo .z-login-card dd{font-size:30px;overflow-wrap:anywhere}@media(max-width:760px){#zeenys-demo .z-login-card-grid{grid-template-columns:1fr}}
@media print{
 @page{size:A4 portrait;margin:6mm}
 #zeenys-demo .z-login-card-page{margin:0;break-after:page;page-break-after:always}
 #zeenys-demo .z-login-card-page:last-child{break-after:auto;page-break-after:auto}
 #zeenys-demo .z-login-card-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:3mm}
 #zeenys-demo .z-login-card{position:static;box-sizing:border-box;min-height:34mm;padding:3mm 4mm;border:1pt solid #444;break-inside:avoid;page-break-inside:avoid}
 #zeenys-demo .z-login-card h3{font-size:16pt;line-height:1.15;margin:0 0 1mm;padding:0}
 #zeenys-demo .z-login-card>p:not(.z-card-note){position:static;font-size:11pt;margin:0 0 1mm}
 #zeenys-demo .z-login-card dl{display:grid;grid-template-columns:22mm minmax(0,1fr);gap:1mm;margin:0}
 #zeenys-demo .z-login-card dt{font-size:11pt;line-height:1.2;margin:0}
 #zeenys-demo .z-login-card dd{font-size:15pt;line-height:1.2;margin:0}
 #zeenys-demo #z-print-login-cards[data-single=true] .z-login-card{min-height:0;padding:8mm}
 #zeenys-demo #z-print-login-cards[data-single=true] .z-login-card h3{font-size:22pt}
 #zeenys-demo #z-print-login-cards[data-single=true] .z-login-card dd{font-size:20pt}
}

.z-multiple-students{border:2px solid #3888cd;border-radius:14px;padding:16px;margin-bottom:20px;background:#d9edff}.z-multiple-students>summary{font-size:1.15rem;font-weight:700;cursor:pointer}.z-student-checkboxes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;max-height:300px;overflow:auto;padding:12px 0}.z-student-checkboxes label{display:flex!important;align-items:center;gap:10px;padding:10px;background:#edf6ff;border-radius:10px}.z-student-checkboxes input{width:24px;height:24px;flex-shrink:0}@media(max-width:650px){.z-student-checkboxes{grid-template-columns:1fr}}

.z-full-worked-example{background:#d9edff;border:2px solid #3888cd;border-radius:14px;padding:20px;margin:16px 0}.z-full-worked-example li{margin:12px 0;white-space:pre-wrap;line-height:1.5}.z-maths-help{padding:16px;border:2px solid #3888cd;border-radius:14px;margin:16px 0}.z-maths-help summary{font-size:1.2rem;font-weight:bold}

/* Clear subject headings and comfortable tutor controls. */
#zeenys-demo .z-english-subject-panel>.z-subject-box,#zeenys-demo .z-english-subject-panel>.z-subject-box strong,#zeenys-demo .z-english-subject-panel>.z-subject-box span{color:#17345c!important;background:transparent!important}
#zeenys-demo .z-english-subject-panel>.z-subject-box strong{font-size:30px}
#zeenys-demo .z-main-subject-boxes:has(>.z-english-subject-panel:only-child){grid-template-columns:minmax(0,1fr)}
#zeenys-demo .z-preview-controls label{display:block;min-width:0;font-size:17px;line-height:1.5;overflow-wrap:normal;word-break:normal}
#zeenys-demo .z-preview-controls select{display:block;width:100%;min-width:0;box-sizing:border-box;padding:10px 12px;font-size:17px}
#zeenys-demo .z-preview-controls .z-zoom-toolbar label{display:block;width:100%;white-space:nowrap}
#zeenys-demo .z-english-subject-panel .z-row{flex-wrap:wrap;gap:12px}
#zeenys-demo .z-dictionary-link{display:inline-block;background:#fff2c5;color:#17345c;padding:12px 18px;border:2px solid #c69320;border-radius:12px;font-size:18px;font-weight:700;margin:12px 0;text-decoration:none}

.z-four-questions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;align-items:start}.z-four-questions>div{min-width:0}.z-upcoming-question{background:#fff0b3;border:2px solid #d7ad35;border-radius:16px;padding:16px}.z-upcoming-question h3{margin-top:0}.z-answer-actions{display:flex;flex-wrap:wrap;gap:10px}.z-next-answer{background:#693bc2!important;color:white!important}@media(max-width:600px){.z-four-questions{grid-template-columns:1fr}}

.z-grammar-reference{padding:18px;background:#fff0b3;border:2px solid #d7ad35;border-radius:16px;margin:12px 0}.z-grammar-reference h3{margin-top:0}.z-word-reference{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0}.z-word-reference li{background:#fff;padding:5px 10px;border-radius:8px;border:1px solid #b98d17}

#zeenys-demo .z-multiple-students .z-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:8px}#zeenys-demo .z-multiple-students .z-row button{width:100%;margin:0;padding:10px}#zeenys-demo .z-student-checkboxes{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:8px;max-height:270px;overflow-y:auto;overflow-x:hidden}#zeenys-demo .z-student-checkboxes label{display:flex;align-items:center;gap:8px;min-width:0;margin:0;padding:10px;font-size:17px;flex-wrap:wrap}#zeenys-demo .z-student-checkboxes input[type=checkbox]{width:22px;height:22px;min-width:22px;margin:0;padding:0;flex:none}#zeenys-demo .z-selected-homework{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}#zeenys-demo .z-selected-name{display:inline-flex;align-items:center;gap:8px;background:#fff0b3;border:1px solid #be921b;border-radius:12px;padding:8px;font-size:17px}#zeenys-demo .z-selected-name button{width:auto!important;min-width:0;margin:0;padding:6px 10px;font-size:16px;background:#963a62;color:white}

/* Student welcome: one solid blue canvas, colourful learning symbols. */
#zeenys-demo .z-student-welcome{background:#1760c0;padding:26px;border-radius:28px;max-width:1180px;margin:0 auto}
#zeenys-demo .z-student-welcome .z-homework-heading{color:#fff;margin:16px auto 24px}
#zeenys-demo .z-learning-symbols{display:flex;justify-content:center;align-items:center;gap:18px;flex-wrap:wrap}
#zeenys-demo .z-learning-symbols span{font-size:clamp(28px,4vw,44px);font-weight:900;line-height:1.2;color:#ffd94a}
#zeenys-demo .z-learning-symbols span:nth-child(4){color:#fff}
#zeenys-demo .z-student-welcome .z-login{margin:0 auto;gap:26px;align-items:stretch}
#zeenys-demo .z-student-welcome .z-login-form{background:#fff;border:0;padding:28px}
#zeenys-demo .z-student-welcome .z-login-form .z-primary{background:#7434b5;border-color:#7434b5;color:#fff;font-size:24px;min-height:58px}
#zeenys-demo .z-student-welcome .z-mascot-welcome{background:#fff0a6;display:flex;padding:24px;gap:10px}
#zeenys-demo .z-student-welcome .z-mascot{max-width:260px}
#zeenys-demo .z-welcome-subjects{display:flex;justify-content:center;flex-wrap:wrap;gap:12px}
#zeenys-demo .z-welcome-subjects span{padding:10px 16px;border-radius:14px;background:#7434b5;color:#fff;font-weight:800;font-size:22px}
#zeenys-demo .z-welcome-subjects span+span{background:#bc345a}
#zeenys-demo .z-device-heading-link{font:inherit;font-weight:800;color:#173b66;background:#fff;border:2px solid #457bbd;padding:14px 18px;text-align:left;width:100%;cursor:pointer}
#zeenys-demo .z-device-heading-link:hover{background:#d9e9ff}
#zeenys-demo .z-device-heading-link:focus-visible{outline:3px solid #7434b5;outline-offset:3px}
@media(max-width:760px){#zeenys-demo .z-student-welcome{padding:16px;border-radius:20px}#zeenys-demo .z-learning-symbols{gap:12px}#zeenys-demo .z-student-welcome .z-login-form{padding:20px}#zeenys-demo .z-student-welcome .z-mascot-welcome{display:flex;padding:18px}#zeenys-demo .z-student-welcome .z-mascot{max-width:140px}#zeenys-demo .z-student-welcome .z-login{gap:18px}}

/* A single assignment flow with one student picker and one settings area. */
#zeenys-demo .z-assignment-panel{max-width:1000px;margin:0 auto;padding:28px}
#zeenys-demo .z-assignment-step{padding:0 0 22px;margin:0 0 22px;border-bottom:1px solid #c5d8ed}
#zeenys-demo .z-assignment-step h3{display:flex;align-items:center;gap:12px;font-size:24px;margin:0 0 18px}
#zeenys-demo .z-assignment-panel .z-search-form{margin:12px 0 18px}
#zeenys-demo .z-assignment-panel .z-multiple-students{margin-bottom:8px;background:#f2f7ff;border:1px solid #abc4e3;padding:16px}
#zeenys-demo .z-assignment-panel .z-selected-homework{margin-top:12px}
#zeenys-demo .z-assignment-panel .z-homework-fields{gap:16px}
#zeenys-demo .z-assignment-settings{margin-top:24px;border-bottom:0;padding-bottom:0}
#zeenys-demo .z-assignment-panel #z-homework-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:0}
#zeenys-demo .z-assignment-panel #z-homework-options>label{min-width:0;margin:0;display:flex;flex-direction:column;gap:8px}
#zeenys-demo .z-assignment-panel #z-homework-options input,#zeenys-demo .z-assignment-panel #z-homework-options select{width:100%;box-sizing:border-box}
#zeenys-demo .z-assignment-panel .z-form-footer{margin-top:24px;padding-top:20px;border-top:1px solid #c5d8ed}
#zeenys-demo .z-assignment-panel .z-form-footer>button{min-height:56px;min-width:220px;font-size:22px}
#zeenys-demo .z-assignment-panel .z-reference[role=status]{padding:16px;margin-bottom:14px}
#zeenys-demo .z-sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:650px){#zeenys-demo .z-assignment-panel{padding:18px}#zeenys-demo .z-assignment-panel #z-homework-options{grid-template-columns:1fr}#zeenys-demo .z-assignment-step h3{font-size:21px}#zeenys-demo .z-assignment-panel .z-form-footer>button{width:100%;min-width:0}}

/* A playful welcome using the platform's existing learning illustrations. */
#zeenys-demo[data-page=signin] main{background:#fff5d6}
#zeenys-demo .z-student-welcome{background:#fff5d6;padding:20px 24px;border-radius:28px}
#zeenys-demo .z-welcome-greeting{text-align:center;font-size:clamp(26px,3vw,38px);font-weight:900;color:#7732a3;margin:14px 0 4px}
#zeenys-demo .z-student-welcome .z-homework-heading{color:#213e77;font-size:clamp(26px,3vw,38px);margin:8px auto 24px}
#zeenys-demo .z-learning-symbols{gap:14px}
#zeenys-demo .z-learning-symbols span{display:grid;place-items:center;background:#ffdb4e;color:#4f3285;width:64px;height:64px;border-radius:18px;box-shadow:0 5px 0 #dbaf2a;transform:rotate(-7deg)}
#zeenys-demo .z-learning-symbols span:nth-child(2n){background:#ffd5e8;color:#702853;box-shadow:0 5px 0 #db91b3;transform:rotate(7deg)}
#zeenys-demo .z-learning-symbols span:nth-child(3n){background:#bce8ff;color:#174477;box-shadow:0 5px 0 #72bcdf}
#zeenys-demo .z-learning-symbols span:nth-child(4){background:#d9c3ff;color:#5a2a91;box-shadow:0 5px 0 #ae87de}
#zeenys-demo .z-student-welcome .z-login-form{border:3px solid #b590e1;box-shadow:0 8px 0 #e5d7f5;border-radius:26px}
#zeenys-demo .z-student-welcome .z-login-form h2{color:#7531a6}
#zeenys-demo .z-student-welcome .z-login-form input{background:#fbf8ff;border:2px solid #b5a1d1;border-radius:12px}
#zeenys-demo .z-student-welcome .z-login-form .z-primary{background:#a32c70;border-color:#a32c70;box-shadow:0 5px 0 #75204f;border-radius:16px}
#zeenys-demo .z-student-welcome .z-mascot-welcome{background:#ffdf61;border:3px solid #e8b632;border-radius:30px;color:#483155;overflow:hidden;justify-content:flex-start}
#zeenys-demo .z-student-welcome img.z-mascot{width:210px;max-width:100%;animation:z-star-wave 4s ease-in-out infinite}
#zeenys-demo .z-student-welcome .z-mascot-welcome h3{font-size:30px;margin:8px 0 0}
#zeenys-demo .z-student-welcome .z-mascot-welcome p{margin:0 0 8px}
#zeenys-demo .z-student-welcome img.z-welcome-friends{width:100%;max-width:none;height:190px;max-height:none;aspect-ratio:auto;object-fit:cover;object-position:right bottom;border-radius:20px;margin-top:auto}
@keyframes z-star-wave{0%,100%{transform:rotate(-3deg)}50%{transform:rotate(3deg)}}
@media(prefers-reduced-motion:reduce){#zeenys-demo .z-student-welcome img.z-mascot{animation:none}}
@media(max-width:760px){#zeenys-demo .z-student-welcome{padding:12px 0}#zeenys-demo .z-learning-symbols{gap:8px}#zeenys-demo .z-learning-symbols span{width:38px;height:44px;border-radius:12px;font-size:26px}#zeenys-demo .z-student-welcome img.z-mascot{width:140px}#zeenys-demo .z-student-welcome img.z-welcome-friends{height:160px}#zeenys-demo .z-student-welcome .z-mascot-welcome h3{font-size:26px}}