/* Reading tabs and article typography within the existing problem card. */
.reading-tabs{display:flex;align-items:center;gap:24px;border-bottom:1px solid var(--line);margin:0 0 24px}
.reading-tab{display:flex;align-items:center;gap:7px;padding:10px 14px;border:0;border-bottom:3px solid transparent;background:transparent;color:var(--muted);font-size:15px;font-weight:700}
.reading-tab[aria-selected="true"]{color:var(--blue);background:#eef4ff;border-bottom-color:var(--blue);border-radius:8px 8px 0 0}
.reading-tab:hover{background:#e4edff}
.reading-tab:focus-visible{outline:2px solid var(--blue);outline-offset:3px}
.editorial{font-size:16px;line-height:1.9;overflow-wrap:break-word}
.editorial .editorial-title{font-size:24px;line-height:1.5;margin:0 0 20px}
.editorial h2{font-size:21px;line-height:1.55;margin:30px 0 12px}
.editorial h3{font-size:18px;line-height:1.6;margin:26px 0 10px}
.editorial p{margin:14px 0}
.editorial li{margin:5px 0}
.editorial blockquote{margin:18px 0;padding:6px 18px;border-left:3px solid #9bbafa;background:#f6f9ff}
.editorial :is(p,li,td) code{font-size:.92em;background:#edf2f8;padding:2px 4px;border-radius:4px}
.editorial-table{overflow-x:auto;margin:18px 0}
.editorial-table table{margin:0;font-size:14px;line-height:1.65}
.editorial-table :is(td,th){text-align:left;vertical-align:top}
.editorial pre.markdown-code{padding:16px 16px 16px 0;line-height:1.65}
.editorial .numbered-code{display:block;font-size:14px}
.editorial .code-line{display:flex;white-space:pre}
.editorial .code-line-number{flex:0 0 44px;text-align:right;padding-right:14px;color:#8794a9;user-select:none}
.editorial .code-line-text{flex:0 0 auto}
.editorial .katex-display{margin:18px 0;padding:4px 0}
.editorial>.text-button{display:block;margin-top:12px}
@media(max-width:520px){.reading-tabs{margin-bottom:20px}.editorial{font-size:15px}.editorial .editorial-title{font-size:22px}.editorial h2{font-size:19px}.editorial h3{font-size:17px}.editorial-table table{font-size:13px}.editorial .numbered-code{font-size:13px}}

.editorial .code-line{min-height:1.65em}
.editorial-code-tools{display:flex;justify-content:flex-end;margin:14px 0 -7px}
.editorial-code-tools .text-button{font-size:12px;padding:5px 10px}
.editorial-feedback{margin-top:32px;padding-top:22px;border-top:1px solid var(--line)}
.editorial-feedback-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:14px}
.editorial-votes{display:flex;gap:10px}
.editorial-vote{display:flex;align-items:center;gap:6px;border:1px solid var(--line);border-radius:8px;padding:7px 13px;background:#fff;color:var(--ink);font-size:13px}
.editorial-vote[aria-pressed="true"]{color:var(--blue);border-color:var(--blue);background:#eef4ff}
.editorial-vote span{font-variant-numeric:tabular-nums;color:var(--muted)}
#editorial-vote-status{font-size:12px;color:var(--muted);margin:8px 0 0;min-height:1.7em}
.editorial-reasons{margin-top:12px;padding:18px;border:1px solid var(--line);border-radius:10px;background:#f7f9fc;font-size:14px}
.editorial-reasons fieldset{border:0;padding:0;margin:0 0 14px;min-width:0}
.editorial-reasons legend{font-weight:600;margin-bottom:10px}
.editorial-reasons legend span{font-weight:400;color:var(--muted);font-size:12px}
.editorial-reasons fieldset label{display:flex;align-items:center;gap:8px;padding:6px 0;cursor:pointer}
.editorial-reasons input[type="checkbox"]{width:16px;height:16px;margin:0;accent-color:var(--blue);flex-shrink:0}
.editorial-note-label{display:block;margin-bottom:8px;color:var(--muted);font-size:13px}
.editorial-reasons textarea{box-sizing:border-box;width:100%;resize:vertical;border:1px solid var(--line);border-radius:8px;padding:10px;font:inherit;background:white;color:var(--ink)}
.editorial-reason-actions{display:flex;align-items:center;gap:12px;margin-top:12px}
#editorial-reason-status{font-size:12px;color:var(--muted);margin:8px 0 0}