.cd-wrap{padding-top:26px;padding-bottom:28px;max-width:560px}.cd-head{text-align:center;margin-bottom:18px}.cd-kicker{text-transform:uppercase;letter-spacing:.06em;font-size:.78rem;font-weight:800;color:var(--brand);margin:0 0 6px}.cd-head h1{margin:0 0 10px}.cd-lead{color:var(--muted);margin:0 auto;max-width:50ch;line-height:1.55}.cd-controls{display:flex;flex-direction:column;gap:10px;align-items:center;margin-bottom:18px}.cd-diffwrap{display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:center}.cd-clabel{font-weight:700;color:var(--ink);font-size:.9rem}.cd-chips{display:flex;gap:6px;flex-wrap:wrap;justify-content:center}.cd-chip{border:1.5px solid var(--line);background:#fff;border-radius:999px;padding:6px 12px;font:inherit;font-size:.85rem;font-weight:600;color:#444;cursor:pointer}.cd-chip.cd-on{border-color:var(--brand);background:#faf2f1;color:var(--brand)}.cd-card{border:1px solid var(--line);border-radius:18px;background:#fff;padding:22px;text-align:center}.cd-prompt{margin-bottom:14px}.cd-prompt-lbl{display:block;font-weight:700;color:var(--muted);font-size:.85rem;margin-bottom:4px}.cd-cal-head{font-weight:800;font-size:1.2rem;color:var(--ink);margin-bottom:12px}.cd-grid-dow,.cd-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:4px}.cd-grid-dow{margin-bottom:4px}.cd-grid-dow span{font-size:.72rem;font-weight:700;color:var(--muted);padding:4px 0}.cd-cell{display:flex;align-items:center;justify-content:center;aspect-ratio:1;border-radius:8px;font-size:.9rem;color:var(--ink)}.cd-cell:not(.cd-empty){background:#faf7f6}.cd-click{cursor:pointer}.cd-click:hover{background:#f0e6e4}.cd-sel{background:var(--brand)!important;color:#fff;font-weight:800;box-shadow:0 4px 12px #c0392b4d}.cd-bad{background:#fdecea!important;color:#b23b3b;font-weight:800;outline:2px solid #e6b0aa}.cd-btn{border:0;border-radius:999px;font:inherit;font-weight:700;cursor:pointer;padding:12px 22px}.cd-reveal{background:var(--brand);color:#fff;margin-top:18px}.cd-reveal:hover{background:var(--brand-dark)}.cd-answer{margin-top:18px}.cd-th{font-size:1.6rem;font-weight:800;color:var(--ink);line-height:1.3}.cd-phon{color:var(--muted);margin-top:4px}.cd-en{color:#7a6a68;font-size:.95rem;margin-top:2px}.cd-audio{margin-top:12px;background:#fff;border:1.5px solid var(--line);border-radius:999px;padding:8px 16px;font:inherit;font-weight:600;cursor:pointer}.cd-audio:hover{border-color:var(--brand);color:var(--brand)}.cd-grade{display:flex;gap:10px;justify-content:center;margin-top:18px}.cd-wrong{background:#fdecea;color:#b23b3b}.cd-right{background:#e5f4ec;color:#1e7d47}.cd-result{margin-top:18px;padding:14px 16px;border-radius:12px;line-height:1.5}.cd-result.cd-ok{background:#e5f4ec;color:#1e7d47}.cd-result.cd-no{background:#fdecea;color:#b23b3b}.cd-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:18px}.cd-score{font-weight:700;color:var(--ink)}.cd-foot-btns{display:flex;gap:8px}.cd-mini{background:#fff;border:1.5px solid var(--line);border-radius:999px;padding:8px 14px;font:inherit;font-weight:600;font-size:.88rem;cursor:pointer}.cd-mini:hover{border-color:var(--brand);color:var(--brand)}.cd-note{color:var(--muted);font-size:.82rem;text-align:center;margin-top:14px}.cd-seo{margin-top:40px;padding-top:24px;border-top:1px solid var(--line)}.cd-seo h2{font-size:1.35rem;color:var(--ink);margin:26px 0 10px}.cd-seo h2:first-child{margin-top:0}.cd-seo p{line-height:1.7;color:var(--ink);margin:0 0 12px}.cd-seo ul{margin:0 0 14px;padding-left:22px}.cd-seo li{line-height:1.65;color:var(--ink);margin:7px 0}.cd-seo a{color:var(--brand)}.cd-faq{border:1px solid var(--line);border-radius:12px;padding:4px 16px;margin-bottom:10px;background:#fff}.cd-faq summary{cursor:pointer;font-weight:700;color:var(--ink);padding:12px 0;list-style:none}.cd-faq summary::-webkit-details-marker{display:none}.cd-faq summary:after{content:"+";float:right;color:var(--brand);font-weight:800}.cd-faq[open] summary:after{content:"–"}.cd-faq p{margin:0 0 14px;color:var(--muted)}.cd-seo-cta{margin-top:18px;font-weight:600}