.case-index{max-width:var(--measure,55rem);margin:0 auto;padding:2rem 1.25rem 3rem}.case-index__title{font-family:var(--font-display,Georgia, serif);color:var(--ink,#2a2520);margin:0;font-size:1.8rem}.case-index__intro{color:var(--ink,#2a2520);margin:.6rem 0 0;font-size:.98rem;line-height:1.6}.case-index__progress{color:var(--ink-muted,#6b6256);margin:.5rem 0 0;font-size:.82rem;font-weight:600}.case-index__filter{flex-wrap:wrap;gap:.5rem;margin:1.4rem 0;display:flex}.case-index__filter-btn{font-family:var(--font-body,Georgia, serif);border:1.5px solid var(--border,#e4d9c6);background:var(--surface-raised,#fffaf2);color:var(--ink-muted,#6b6256);cursor:pointer;border-radius:999px;padding:.4rem .85rem;font-size:.85rem;transition:border-color .12s,background-color .12s,color .12s}.case-index__filter-btn:hover{border-color:var(--accent,#0f6f6b)}.case-index__filter-btn:focus-visible{outline:2px solid var(--accent,#0f6f6b);outline-offset:2px}.case-index__filter-btn[data-active=true]{background:var(--accent,#0f6f6b);border-color:var(--accent,#0f6f6b);color:var(--surface-raised,#fffaf2)}.case-index__list{flex-direction:column;gap:.6rem;margin:0;padding:0;list-style:none;display:flex}.case-index__link{border:1px solid var(--border,#e4d9c6);background:var(--surface-raised,#fffaf2);color:var(--ink,#2a2520);border-radius:9px;align-items:flex-start;gap:.9rem;padding:.85rem 1rem;text-decoration:none;transition:border-color .12s;display:flex}.case-index__link:hover{border-color:var(--accent,#0f6f6b)}.case-index__link:focus-visible{outline:2px solid var(--accent,#0f6f6b);outline-offset:2px}.case-index__ord{background:var(--surface-sunken,#f3ece0);width:1.8rem;height:1.8rem;color:var(--ink-muted,#6b6256);font-family:var(--font-mono,monospace);border-radius:50%;flex:none;place-items:center;font-size:.85rem;font-weight:700;display:grid}.case-index__body{flex-direction:column;gap:.35rem;display:flex}.case-index__case-title{font-family:var(--font-display,Georgia, serif);font-size:1rem;line-height:1.35}.case-index__meta{flex-wrap:wrap;align-items:center;gap:.6rem;display:flex}.case-index__level-tag{letter-spacing:.05em;text-transform:uppercase;background:var(--surface-sunken,#f3ece0);color:var(--ink-muted,#6b6256);border-radius:4px;padding:.12rem .45rem;font-size:.66rem;font-weight:700}.case-index__level-tag[data-level=foundation]{background:var(--ok-wash,#dcefe1);color:var(--ok-ink,#0a5d2c)}.case-index__level-tag[data-level=trainee]{background:var(--accent-wash,#e3f0ee);color:var(--accent-ink,#0a4f4c)}.case-index__level-tag[data-level=clinician]{background:var(--warn-wash,#fbe8c8);color:var(--warn-ink,#8a5300)}.case-index__done{color:var(--ok-ink,#0a5d2c);font-size:.74rem;font-weight:700}.case-index__empty{text-align:center;color:var(--ink-muted,#6b6256);padding:1.2rem;font-size:.92rem}@media (prefers-reduced-motion:reduce){.case-index__filter-btn,.case-index__link{transition:none}}