:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg:#eef3fb;--surface:#fff;--ink:#16223a;--muted:#56637d;--line:#d5deee;--brand:#2447d6;--sun:#ffb703;--sun-soft:#fff3cf;--warn:#8f4700;--body:system-ui, -apple-system, "Segoe UI", sans-serif}*{box-sizing:border-box}html,body{margin:0}body{background:var(--bg);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.5}h1,h2{text-wrap:balance;overflow-wrap:anywhere;margin:0;line-height:1.2}h1{font-size:1.9rem}h2{font-size:1.25rem}p{margin:0}a{color:var(--brand)}a:focus-visible{outline:3px solid var(--sun);outline-offset:2px}.top{background:var(--surface);border-bottom:1px solid var(--line)}.top-in{flex-wrap:wrap;align-items:center;gap:14px;max-width:960px;margin:0 auto;padding:10px 16px;display:flex}.logo{color:var(--brand);align-items:center;gap:8px;font-size:1.4rem;font-weight:700;text-decoration:none;display:inline-flex}.logo-dot{background:var(--sun);border-radius:50%;width:14px;height:14px}.pill{letter-spacing:.04em;text-transform:uppercase;background:var(--sun-soft);color:var(--warn);border-radius:99px;padding:3px 9px;font-size:.75rem;font-weight:700}nav{flex-wrap:wrap;gap:4px;margin-left:auto;display:flex}nav a{color:var(--muted);border-radius:10px;padding:8px 12px;font-weight:700;text-decoration:none}nav a.active{background:var(--brand);color:#fff}main{max-width:960px;margin:0 auto;padding:24px 16px 64px}.stack{gap:14px;display:grid}.lead{max-width:65ch;font-size:1.15rem}.muted{color:var(--muted)}.card{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:20px}.languages{grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px;margin:0;padding:0;list-style:none;display:grid}.languages li{border:1px solid var(--line);border-radius:10px;padding:10px 12px;display:grid}.language-name{font-size:1.2rem;font-weight:700}label{font-weight:700}input,select{font:inherit;color:inherit;border:1px solid var(--line);background:#fbfcff;border-radius:10px;width:100%;min-width:0;padding:9px 11px}input[type=checkbox]{width:22px;height:22px;min-height:0;padding:0}input:not([type=checkbox]),select,.button{min-height:44px}h2:focus{outline:none}.back,.account a,nav a{align-items:center;min-height:44px;display:inline-flex}.card-demo{color:var(--warn)}.class-list a,.who,.muted{overflow-wrap:anywhere;min-width:0}input:focus-visible,select:focus-visible,button:focus-visible{outline:3px solid var(--sun);outline-offset:2px}.button{font:inherit;cursor:pointer;background:var(--brand);color:#fff;border:0;border-radius:12px;align-items:center;padding:10px 18px;font-weight:700;text-decoration:none;display:inline-flex}.button[disabled]{opacity:.5;cursor:not-allowed}.button.quiet{color:var(--brand);background:#e4eaff}.button.danger{background:#c2362b}.problem{color:#a12a20;background:#fde8e6;border-radius:10px;padding:10px 12px;font-weight:700}.hint{color:var(--muted);max-width:70ch;font-size:.92rem}.small{font-size:.88rem}.narrow{max-width:520px}.row{flex-wrap:wrap;align-items:flex-end;gap:12px;display:flex}.row.spread{justify-content:space-between;align-items:center}.field{gap:6px;min-width:150px;display:grid}.grow{flex:220px}.account{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.demo-banner{background:var(--sun-soft);color:var(--warn);text-align:center;margin:0;padding:8px 16px;font-size:.9rem;font-weight:700}.class-list{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:10px;margin:0;padding:0;list-style:none;display:grid}.class-list a{border:1px solid var(--line);color:inherit;border-radius:12px;gap:2px;padding:12px 14px;text-decoration:none;display:grid}.class-list a:hover{border-color:var(--brand)}.pupil-list{margin:0;padding:0;list-style:none}.pupil-list li{border-top:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:10px 0;display:flex}.pupil-list li:first-child{border-top:0}.pupil-list li.inactive .who{opacity:.5}.who{align-items:center;gap:10px;display:flex}.who>div{display:grid}.badge{flex:none;display:block}.pupil-controls{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.pupil-controls select{width:auto;max-width:100%}.check{align-items:center;gap:6px;min-height:44px;font-weight:400;display:inline-flex}.cards{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px;margin:0;padding:0;list-style:none;display:grid}.login-card{border:2px dashed var(--muted);break-inside:avoid;background:#fff;border-radius:14px;gap:10px;padding:14px;display:grid}.card-code{font-size:1.15rem}.code-box{border:2px dashed var(--line);text-align:center;width:84px;height:84px;color:var(--muted);border-radius:10px;place-items:center;padding:4px;font-size:.7rem;display:grid}.name-line{align-items:flex-end;gap:8px;display:flex}.name-line .line{border-bottom:2px solid var(--ink);flex:1;height:24px}.card-brand{justify-self:end}@media print{.no-print,.demo-banner{display:none!important}body{background:#fff}main{max-width:none;padding:0}.cards{grid-template-columns:repeat(3,1fr);gap:8px}}.feature{color:inherit;border:2px solid var(--brand);gap:4px;text-decoration:none;display:grid}.feature:hover{background:#f4f7ff}.word-grid{grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:12px;margin:0;padding:0;list-style:none;display:grid}.word-card{background:var(--surface);border:1px solid var(--line);break-inside:avoid;border-radius:14px;align-content:start;gap:6px;padding:12px;display:grid}.word-picture{justify-self:center;width:96px;height:96px}.dictionary.large{--wide:1}.dictionary.large .word-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}.dictionary.large .word-picture{width:160px;height:160px}.dictionary.large .word-english{font-size:1.9rem}.dictionary.large .word-home{font-size:2.2rem;line-height:1.6}.dictionary.large .speak{width:56px;height:56px}main:has(.dictionary.large){max-width:none}.word-line{justify-content:space-between;align-items:center;gap:8px;display:flex}.word-english{overflow-wrap:anywhere;font-size:1.15rem}.word-home{overflow-wrap:anywhere;flex:1;font-size:1.25rem}.speak{width:44px;height:44px;color:var(--brand);cursor:pointer;background:#e4eaff;border:0;border-radius:50%;flex:none;place-items:center;display:grid}.speak[aria-busy=true]{opacity:.5}.unchecked{background:var(--sun-soft);color:var(--warn);border-radius:99px;justify-self:start;padding:2px 8px;font-size:.75rem;font-weight:700}.plain{gap:4px;margin:0;padding-left:20px;display:grid}.review-list{gap:10px;margin:0;padding:0;list-style:none;display:grid}.review-row{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:12px}.review-row form{gap:8px;display:grid}.review-row.checked{border-color:#9fd8bd}.review-english{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.review-input{font-size:1.2rem}.checked-tag{color:#0f5c3e;background:#dff5ea;border-radius:99px;padding:2px 8px;font-size:.75rem;font-weight:700}textarea{font:inherit;color:inherit;border:1px solid var(--line);resize:vertical;background:#fbfcff;border-radius:10px;width:100%;padding:9px 11px}textarea:focus-visible{outline:3px solid var(--sun);outline-offset:2px}h3{margin:0;font-size:1.05rem}.chips{flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none;display:flex}.chips li{overflow-wrap:anywhere;background:#e4eaff;border-radius:99px;align-items:center;gap:4px;padding:2px 4px 2px 14px;font-weight:700;display:inline-flex}.chip-remove{width:44px;height:44px;color:var(--brand);cursor:pointer;background:0 0;border:0;border-radius:50%;font-size:1.3rem}.chips.offered li{background:0 0;padding:0}.chips.offered button{font:inherit;border:1px dashed var(--brand);min-height:44px;color:var(--brand);cursor:pointer;background:#fff;border-radius:99px;padding:6px 14px;font-weight:700}