.reading-source-text{overflow-wrap:anywhere}.reading-inline-choice{vertical-align:baseline;-webkit-box-decoration-break:clone;box-decoration-break:clone;background:#ffffffb8;border:1px solid #d7d1c5;border-radius:10px;align-items:baseline;gap:7px;max-width:100%;margin:2px 3px;padding:1px 7px 2px;transition:border-color .14s,background-color .14s,box-shadow .14s;display:inline-flex}.reading-inline-choice-text{letter-spacing:-.01em;font-size:1rem;font-weight:750}.reading-inline-choice-number{background:var(--blue-gray);min-width:20px;min-height:20px;color:var(--navy);border-radius:6px;place-items:center;padding:0 5px;font-size:.66rem;font-weight:900;line-height:20px;display:inline-grid}.reading-inline-choice-active{background:#f5f7fa;border-color:#8f99aa;box-shadow:0 0 0 3px #1f2a4414,0 5px 14px #1f2a440f}.reading-inline-choice-active .reading-inline-choice-number{background:var(--navy);color:#fff}.reading-inline-choice-filled{border-color:var(--navy);background:#eef1f6;box-shadow:0 0 0 2px #1f2a441a}.reading-inline-choice-filled .reading-inline-choice-text{font-size:1.05rem;font-weight:900}.reading-inline-choice-filled .reading-inline-choice-number{background:var(--navy);color:#fff}.reading-inline-example{background:#f2faf6;border-color:#a8c8bb}.reading-inline-example .reading-inline-choice-text{color:var(--green);font-weight:850}.reading-inline-example .reading-inline-choice-number{background:var(--green);color:#fff}.reading-inline-gap{vertical-align:baseline;background:#ffffffc7;border:1px dashed #aeb6c5;border-radius:10px;justify-content:center;align-items:center;gap:7px;min-width:82px;margin:2px 4px;padding:2px 7px 3px;transition:border-color .14s,background-color .14s,box-shadow .14s;display:inline-flex;box-shadow:0 3px 9px #1f2a440a}.reading-inline-gap-line{border-bottom:2px solid #9199aa;width:34px}.reading-inline-gap-active{background:#f5f7fa;border-style:solid;border-color:#8f99aa;box-shadow:0 0 0 3px #1f2a4414,0 5px 14px #1f2a440f}.reading-inline-gap-active .reading-inline-gap-line{border-color:var(--navy)}.reading-inline-gap-active .reading-inline-choice-number{background:var(--navy);color:#fff}.reading-inline-gap-filled{border-color:var(--navy);background:#eef1f6;border-style:solid;max-width:100%;box-shadow:0 0 0 2px #1f2a441a}.reading-inline-gap-text{min-width:0;font-size:1rem;font-weight:900;line-height:1.45}.reading-inline-gap-filled .reading-inline-choice-number{background:var(--navy);color:#fff}.reading-inline-result-correct{background:#edf8f2;border-color:#72ac95;box-shadow:0 0 0 2px #2f7e5f1a}.reading-inline-result-correct .reading-inline-choice-text,.reading-inline-result-correct .reading-inline-gap-text{color:var(--green)}.reading-inline-result-correct .reading-inline-choice-number{background:var(--green);color:#fff}.reading-inline-result-wrong{background:#fff4f3;border-color:#df8d86;box-shadow:0 0 0 2px #d94d431a}.reading-inline-result-wrong .reading-inline-choice-number{background:var(--red);color:#fff}.reading-inline-result-pair{flex-wrap:wrap;align-items:baseline;gap:5px;max-width:100%;display:inline-flex}.reading-inline-wrong-text{color:var(--red);font-weight:900;text-decoration:line-through;text-decoration-thickness:1.5px}.reading-inline-correction-arrow{color:var(--muted-strong);font-size:.8em;font-weight:900}.reading-inline-correct-text{color:var(--green);font-weight:900}.reading-inline-interactive{cursor:pointer;color:inherit;font:inherit;text-align:left}.reading-inline-interactive:hover{background:#f5f7fa;border-color:#8f99aa;box-shadow:0 0 0 3px #1f2a4414,0 5px 14px #1f2a4412}.reading-inline-interactive:focus-visible{border-color:var(--navy);outline-offset:2px;outline:3px solid #1f2a4429}.reading-inline-edit-icon{color:var(--red);font-size:.82rem;font-weight:900;line-height:1}.reading-choice-backdrop{z-index:80;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#111c337a;place-items:center;padding:18px;animation:.14s ease-out both choice-backdrop-in;display:grid;position:fixed;inset:0}.reading-choice-dialog{background:#fff;border:1px solid #ffffffa6;border-radius:22px;width:min(100%,480px);max-height:min(82vh,680px);padding:18px;animation:.18s ease-out both choice-dialog-in;overflow-y:auto;box-shadow:0 28px 80px #111c3347}.reading-choice-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:flex-start;gap:16px;padding-bottom:14px;display:flex}.reading-choice-kicker{color:var(--red);letter-spacing:.14em;text-transform:uppercase;font-size:.66rem;font-weight:900}.reading-choice-header h3{color:var(--navy);letter-spacing:-.02em;margin-top:4px;font-size:1.15rem;font-weight:850}.reading-choice-close{cursor:pointer;border:1px solid var(--border);background:var(--cream);width:38px;height:38px;color:var(--navy);border-radius:11px;flex:0 0 38px;place-items:center;font-size:1.35rem;line-height:1;transition:border-color .14s,background-color .14s,color .14s;display:grid}.reading-choice-close:hover{border-color:var(--red);color:var(--red);background:#fff3f1}.reading-choice-options{gap:9px;padding-top:14px;display:grid}.reading-choice-option{cursor:pointer;border:1px solid var(--border);width:100%;min-height:58px;color:var(--navy);text-align:left;background:#fff;border-radius:14px;align-items:center;gap:12px;padding:11px 13px;font-size:.92rem;font-weight:700;line-height:1.45;transition:border-color .14s,background-color .14s,box-shadow .14s,transform .14s;display:flex}.reading-choice-option:hover{background:#f8f9fb;border-color:#9ca5b6;transform:translateY(-1px);box-shadow:0 6px 16px #1f2a4412}.reading-choice-option:focus-visible,.reading-choice-close:focus-visible{outline-offset:2px;outline:3px solid #d94d4338}.reading-choice-option-selected{border-color:var(--navy);background:#eef1f6;font-weight:850;box-shadow:0 0 0 2px #1f2a441a}.reading-choice-option-selected .option-letter{border-color:var(--navy);background:var(--navy);color:#fff}.reading-choice-option-text{overflow-wrap:anywhere;min-width:0}.reading-choice-check{color:var(--green);flex:none;margin-left:auto;font-size:1rem;font-weight:900}@keyframes choice-backdrop-in{0%{opacity:0}to{opacity:1}}@keyframes choice-dialog-in{0%{opacity:0;transform:translateY(12px)scale(.985)}to{opacity:1;transform:translateY(0)scale(1)}}@media (max-width:639px){.reading-choice-backdrop{align-items:end;padding:10px}.reading-choice-dialog{border-radius:20px 20px 15px 15px;max-height:78vh;padding:16px}.reading-choice-option{min-height:60px}}