:root{--paper:#fbf6ec;--paper-2:#f3ead4;--paper-3:#efe3c8;--ink:#2b2140;--ink-soft:#6a5c87;--ink-faint:#9c8fb8;--line:#e2d2ac;--accent:#ff6f59;--accent-ink:#7a1f10;--accent-soft:#ffe3da;--teal:#1f9e90;--teal-soft:#d8f3ee;--violet:#7c5cf0;--violet-soft:#eae3ff;--amber:#e8a400;--amber-soft:#fcebbe;--danger:#d64545;--danger-soft:#fbe0e0;--shadow:rgba(58,42,20,.14);--focus:#2b2140}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--paper:#221a33;--paper-2:#2b2140;--paper-3:#332748;--ink:#f3ecdd;--ink-soft:#c9bedd;--ink-faint:#8f82ac;--line:#473a5e;--accent:#ff8b72;--accent-ink:#ffe7df;--accent-soft:#4a2a22;--teal:#4fcdbc;--teal-soft:#1c3b37;--violet:#a491ff;--violet-soft:#372c58;--amber:#ffce5c;--amber-soft:#4a3b15;--danger:#ff8080;--danger-soft:#4a2323;--shadow:rgba(0,0,0,.4);--focus:#f3ecdd}}:root[data-theme=dark]{--paper:#221a33;--paper-2:#2b2140;--paper-3:#332748;--ink:#f3ecdd;--ink-soft:#c9bedd;--ink-faint:#8f82ac;--line:#473a5e;--accent:#ff8b72;--accent-ink:#ffe7df;--accent-soft:#4a2a22;--teal:#4fcdbc;--teal-soft:#1c3b37;--violet:#a491ff;--violet-soft:#372c58;--amber:#ffce5c;--amber-soft:#4a3b15;--danger:#ff8080;--danger-soft:#4a2323;--shadow:rgba(0,0,0,.4);--focus:#f3ecdd}*{box-sizing:border-box}html{color-scheme:light dark}body{margin:0;background:var(--paper);color:var(--ink);font-family:Nunito,sans-serif;font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased}h1,h2,h3{font-family:Baloo\ 2,sans-serif;text-wrap:balance;margin:0}a{color:var(--teal)}button{font-family:inherit}.wrap{max-width:640px;margin:0 auto;padding:0 16px 100px}.wrap-wide{max-width:920px;margin:0 auto;padding:24px 16px 60px}.eyebrow{font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--violet);margin:0 0 6px}.card{background:var(--paper-2);border:2px solid var(--line);border-radius:20px;padding:20px;box-shadow:0 6px 0 var(--shadow)}.btn{font-family:Baloo\ 2;font-weight:700;font-size:14px;border-radius:999px;border:none;padding:11px 22px;cursor:pointer;display:inline-flex;align-items:center;gap:6px}.btn-primary{background:var(--accent);color:#fff;box-shadow:0 4px 0 var(--accent-ink)}.btn-primary:active{transform:translateY(2px);box-shadow:0 2px 0 var(--accent-ink)}.btn-ghost{background:transparent;color:var(--ink-soft);border:2px solid var(--line)}.btn:focus-visible{outline:3px solid var(--focus);outline-offset:2px}.btn-block{width:100%;justify-content:center}.field{margin-bottom:14px}.field label{display:block;font-weight:700;font-size:13.5px;margin-bottom:5px;color:var(--ink)}.field input,.field textarea{width:100%;border:2px solid var(--line);border-radius:12px;background:var(--paper);font-family:Nunito,sans-serif;font-size:15px;color:var(--ink);padding:10px 12px}.field textarea{font-family:Nunito,sans-serif;min-height:96px;resize:vertical}.field input:focus,.field textarea:focus{outline:none;border-color:var(--violet)}.error-banner{background:var(--danger-soft);color:var(--danger);border:2px solid var(--danger);border-radius:12px;padding:10px 14px;font-size:13.5px;font-weight:700;margin-bottom:14px}.roster-grid{display:grid;grid-template-columns:1fr;grid-gap:10px;gap:10px}@media (min-width:480px){.roster-grid{grid-template-columns:repeat(2,1fr)}}.roster-btn{border:2px solid var(--line);background:var(--paper-3);border-radius:16px;padding:16px;font-family:Baloo\ 2;font-weight:700;font-size:16px;color:var(--ink);cursor:pointer;text-align:left}.roster-btn:hover{border-color:var(--violet)}.roster-btn:focus-visible{outline:3px solid var(--focus);outline-offset:2px}.table-scroll{overflow-x:auto;margin:0 -4px}table.data{border-collapse:collapse;width:100%;min-width:480px}table.data td,table.data th{border:2px solid var(--line);padding:8px 10px;text-align:left}table.data th{font-family:Baloo\ 2;font-size:12.5px;color:var(--ink-soft)}table.data th,table.data tr:hover td{background:var(--paper-3)}.pill{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:800}.pill-teal{background:var(--teal-soft);color:var(--teal)}.pill-amber{background:var(--amber-soft);color:var(--amber)}.pill-danger{background:var(--danger-soft);color:var(--danger)}.sheet{margin-top:22px;background:var(--paper-2);border:2px solid var(--line);border-radius:22px;padding:20px 18px 22px;box-shadow:0 6px 0 var(--shadow);scroll-margin-top:20px}.sheet-head{display:flex;align-items:flex-start;gap:10px;margin-bottom:6px}.sheet-num{flex:0 0 auto;width:30px;height:30px;border-radius:50%;background:var(--accent);color:#fff;font-family:Baloo\ 2;font-weight:700;font-size:14px;display:flex;align-items:center;justify-content:center;margin-top:2px}.sheet-num.done{background:var(--teal)}.sheet-head h2{font-size:18px;color:var(--ink)}.sheet-instruction{font-size:13.5px;color:var(--ink-soft);margin:2px 0 16px 40px}.vocab-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:10px;gap:10px}@media (min-width:480px){.vocab-grid{grid-template-columns:repeat(4,1fr)}}.flip{aspect-ratio:1/1;perspective:800px;cursor:pointer;border:none;background:none;padding:0}.flip-inner{position:relative;width:100%;height:100%;transition:transform .5s;transform-style:preserve-3d}.flip[aria-pressed=true] .flip-inner{transform:rotateY(180deg)}.flip-face{position:absolute;inset:0;-webkit-backface-visibility:hidden;backface-visibility:hidden;border-radius:14px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:4px;text-align:center}.flip-front{background:var(--paper-3);border:2px solid var(--line)}.flip-front .ic{font-size:24px}.flip-front span{font-family:Baloo\ 2;font-weight:600;font-size:12.5px;color:var(--ink)}.flip-back{background:var(--violet);color:#fff;transform:rotateY(180deg)}.flip-back span{font-family:Baloo\ 2;font-weight:700;font-size:12.5px}.ws-wrap{display:flex;flex-direction:column;gap:14px}.ws-grid{display:grid;grid-gap:2px;gap:2px;touch-action:none;-webkit-user-select:none;-moz-user-select:none;user-select:none;background:var(--line);border:2px solid var(--line);border-radius:12px;padding:2px;width:100%;aspect-ratio:1/1;max-width:420px;margin:0 auto}.ws-cell{background:var(--paper);display:flex;align-items:center;justify-content:center;font-family:Baloo\ 2;font-weight:600;border-radius:4px;font-size:clamp(10px,3.4vw,15px);color:var(--ink)}.ws-cell.sel{background:var(--amber-soft)}.ws-cell.found{background:var(--teal);color:#fff}.ws-list{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}.ws-chip{padding:5px 12px;border-radius:999px;background:var(--paper-3);border:2px solid var(--line);font-weight:700;font-size:12.5px;color:var(--ink-soft)}.ws-chip.found{background:var(--teal-soft);border-color:var(--teal);color:var(--teal);text-decoration:line-through}.fib-sentence{margin:0 0 14px;font-size:15px;display:flex;flex-wrap:wrap;align-items:baseline;gap:6px}.fib-sentence .n{font-weight:800;color:var(--accent);margin-right:2px}.blank{display:inline-flex;align-items:center;justify-content:center;min-width:96px;border:none;border-bottom:3px solid var(--ink-faint);background:transparent;padding:2px 8px;font-family:Caveat,cursive;font-size:19px;font-weight:600;color:var(--ink);cursor:pointer;border-radius:4px}.blank.filled{border-bottom-color:var(--violet);color:var(--violet);font-weight:700}.blank.correct{border-bottom-color:var(--teal);background:var(--teal-soft);color:var(--teal)}.blank.wrong{border-bottom-color:var(--danger);background:var(--danger-soft);color:var(--danger)}.bank{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0 14px;padding:12px;background:var(--paper-3);border-radius:14px;border:2px dashed var(--line)}.chip{border:2px solid var(--violet);background:var(--violet-soft);color:var(--violet);font-weight:700;font-size:13.5px;padding:6px 13px;border-radius:999px;cursor:pointer}.chip[aria-pressed=true]{background:var(--violet);color:#fff}.chip[disabled]{opacity:.35;cursor:default}.row-buttons{display:flex;gap:10px;flex-wrap:wrap;margin-top:6px}.feedback{font-size:13.5px;font-weight:700;margin-top:8px;min-height:18px}.feedback.ok{color:var(--teal)}.feedback.warn{color:var(--amber)}table.week{border-collapse:collapse;width:100%;min-width:560px}table.week td,table.week th{border:2px solid var(--line);padding:6px;text-align:center}table.week th{background:var(--paper-3);font-family:Baloo\ 2;font-size:12.5px;color:var(--ink-soft)}table.week th:first-child{background:var(--violet-soft);color:var(--violet);min-width:110px}table.week td:first-child{background:var(--paper-3);font-weight:700;font-size:12px;text-align:left;padding-left:10px}table.week input{width:100%;border:none;background:transparent;text-align:center;font-family:Caveat,cursive;font-size:16px;color:var(--ink);padding:4px 2px;border-radius:6px}table.week input:focus{background:var(--paper);outline:2px solid var(--violet)}.sentence-line{margin-bottom:14px;display:flex;flex-wrap:wrap;gap:6px;align-items:baseline;font-size:14.5px}.sentence-line input{flex:1 1 120px;min-width:100px;border:none;border-bottom:3px solid var(--ink-faint);background:transparent;font-family:Caveat,cursive;font-size:19px;padding:2px 4px;color:var(--ink)}.sentence-line input:focus{outline:none;border-bottom-color:var(--violet)}.mood-row{display:flex;justify-content:space-between;gap:6px;margin-bottom:16px}.mood{flex:1 1;aspect-ratio:1/1;border-radius:14px;border:2px solid var(--line);background:var(--paper-3);font-size:22px;cursor:pointer;display:flex;align-items:center;justify-content:center}.mood[aria-pressed=true]{background:var(--amber-soft);border-color:var(--amber)}textarea.reflect{width:100%;border:2px solid var(--line);border-radius:12px;background:var(--paper);font-family:Caveat,cursive;font-size:18px;color:var(--ink);padding:10px 12px;min-height:60px}.field-label{font-family:Baloo\ 2;font-weight:600;font-size:13.5px;color:var(--ink-soft);margin:12px 0 6px}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}