:root{--paper:#f5f4f0;--card:#fffefa;--ink:#202820;--muted:#747a70;--line:#e5e4dc;--green:#2d684b;--green-soft:#e6efe8;--orange:#d07846;--shadow:0 10px 35px #2638290c}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;line-height:1.55}button,input,select,textarea{font:inherit}button{cursor:pointer}.shell{max-width:1060px;margin:auto;padding:24px 28px 100px}.top{display:flex;align-items:center;justify-content:space-between;margin-bottom:40px}.brand{text-decoration:none;color:var(--ink);display:flex;align-items:center;gap:12px;font-weight:750;letter-spacing:-.03em;font-size:18px}.mark{width:38px;height:38px;border-radius:13px;background:var(--green);color:white;display:grid;place-items:center;font-size:20px}.tagline{font-size:13px;color:var(--muted)}.hero{display:flex;justify-content:space-between;align-items:end;gap:24px;margin:0 0 22px}.eyebrow{color:var(--green);font-size:12px;font-weight:750;letter-spacing:.13em;text-transform:uppercase}.hero h1{font-size:clamp(30px,5vw,48px);letter-spacing:-.055em;line-height:1.12;margin:10px 0}.hero p,.section-intro p{color:var(--muted);margin:0;max-width:580px}.streak{background:#eeeadd;border-radius:16px;padding:12px 16px;white-space:nowrap;color:#5f5a46;font-size:13px}.streak strong{font-size:19px;color:var(--ink);display:block}.today-panel{background:#e8eee7;border:1px solid #dce6dd;border-radius:17px;padding:15px 18px;display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:22px}.today-copy,.today-actions{display:flex;align-items:center;gap:12px}.today-icon{width:36px;height:36px;display:grid;place-items:center;border-radius:12px;background:#fffefa;color:var(--green);font-size:22px}.today-copy h2{font-size:15px;margin:0}.today-copy p{font-size:12px;color:var(--muted);margin:1px 0 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13px;color:var(--ink)}.count{color:var(--muted);font-size:13px;margin-left:auto;white-space:nowrap}.cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.word{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:17px 18px;box-shadow:var(--shadow);display:flex;justify-content:space-between;gap:12px;align-items:flex-start}.word h3{font-size:18px;margin:0 0 3px;letter-spacing:-.02em;overflow-wrap:anywhere}.word p{margin:0;color:var(--muted);font-size:14px}.word .meta{font-size:11px;color:var(--green);font-weight:700;margin-bottom:4px}.word .hint{font-size:12px;margin-top:8px;color:#747a70}.word details{font-size:12px;margin-top:8px;color:#747a70}.word details summary{cursor:pointer;color:var(--green)}.word 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var(--line);border-radius:24px;padding:clamp(22px,5vw,38px);box-shadow:var(--shadow);text-align:center}.quiz-type{display:inline-block;background:var(--green-soft);color:var(--green);border-radius:999px;padding:5px 11px;font-size:12px;font-weight:700}.quiz-prompt{font-size:clamp(27px,6vw,38px);letter-spacing:-.04em;margin:20px 0 5px;overflow-wrap:anywhere}.quiz-sub{color:var(--muted);font-size:14px;margin:0 0 24px}.answers{display:grid;gap:9px}.answer{width:100%;text-align:left;background:white;border:1px solid var(--line);padding:14px 16px;border-radius:13px;color:var(--ink);transition:.15s}.answer:hover{border-color:#9ab5a1;background:#f7faf7}.answer.correct{border-color:#60a17b;background:#edf6ef}.answer.wrong{border-color:#ce795d;background:#fbefea}.quiz-input{width:100%;padding:14px;border-radius:13px;border:1px solid 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var(--line);display:flex;justify-content:space-between;gap:10px;font-size:13px}.history-row span{color:var(--muted)}.footer{margin-top:48px;text-align:center;color:#92948b;font-size:12px}.dialog-head{display:flex;align-items:center;justify-content:space-between}.dialog-head h2{margin:4px 0 14px}.icon-button{border:0;background:transparent;font-size:26px;color:var(--muted)}dialog{border:1px solid var(--line);border-radius:20px;padding:24px;width:min(520px,calc(100% - 28px));max-height:90dvh;overflow:auto;background:var(--card);color:var(--ink);box-shadow:0 20px 80px #18231835}dialog::backdrop{background:#18231870}dialog form>label{display:block;font-size:13px;font-weight:650;margin:12px 0}dialog input,dialog select,dialog textarea{display:block;width:100%;margin-top:5px;padding:10px;border:1px solid var(--line);border-radius:10px;background:#fff}.footer span{color:var(--green)}@media(max-width:700px){.shell{padding:16px 16px 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