/* Scoped article features; retain the shared site typography and navigation. */
.anatomy-hero .stem-cell-hero-grid { grid-template-columns:minmax(0,1.05fr) minmax(0,1fr); }
.anatomy-hero .stem-cell-hero-media img { display:block; width:100%; height:auto; aspect-ratio:auto; object-fit:contain; }
.anatomy-scale { list-style:none; display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); padding:0; margin:28px 0 34px; border:1px solid #cee1e3; border-radius:16px; overflow:hidden; }
.anatomy-scale li { padding:20px 16px; background:#f3f9f9; }
.anatomy-scale li+li { border-left:1px solid #cee1e3; }
.anatomy-scale span { display:block; color:#39766f; font-size:.82rem; text-transform:uppercase; letter-spacing:.08em; margin-bottom:6px; }
.anatomy-scale strong { display:block; color:#173e50; font-size:.97rem; }
.anatomy-scale p { font-size:.9rem; margin:6px 0 0; }
.anatomy-article [hidden] { display:none!important; }
.anatomy-controls { margin:28px 0 18px; }
.anatomy-controls>p { margin:0 0 12px; }
.anatomy-region-buttons { display:flex; flex-wrap:wrap; gap:8px; }
.anatomy-region-buttons button,.quiz-actions button { font:inherit; border:1px solid #a6c4c6; border-radius:9px; padding:10px 16px; cursor:pointer; color:#173e50; background:white; min-height:46px; }
.anatomy-region-buttons button:hover { background:#edf6f4; border-color:#4d817b; }
.anatomy-region-buttons button[aria-pressed="true"] { background:#235c64; border-color:#235c64; color:white; }
.anatomy-article button:focus-visible,.anatomy-article input:focus-visible,.anatomy-article a:focus-visible { outline:3px solid #197e89; outline-offset:4px; }
.anatomy-selection { font-size:.86rem; color:#526874; min-height:1.6em; padding-top:10px; }
.anatomy-region { padding:24px 28px; margin:18px 0; background:linear-gradient(120deg,#f0f7f8,#f7faf9); border:1px solid #cfdfe3; border-left:4px solid #5f998c; border-radius:4px 14px 14px 4px; }
.anatomy-region .eyebrow { margin:0 0 5px; }
.anatomy-region h3 { margin:0 0 12px; }
.anatomy-region p { margin:0 0 16px; }
.anatomy-more { font-weight:700; text-underline-offset:4px; }
.anatomy-system-list>section { padding:19px 0; border-bottom:1px solid #e1e9ed; }
.anatomy-system-list>section h3 { margin:0 0 8px; }
.anatomy-system-list>section p { margin:0; }
.anatomy-note { margin-top:30px; border-left:4px solid #7cac9b; padding:4px 0 4px 23px; }
.anatomy-note h3 { margin:0 0 10px; }
.anatomy-note p { margin:0; }
.anatomy-quiz fieldset { margin:25px 0; border:1px solid #d1e0e5; border-radius:12px; padding:18px 22px 20px; min-width:0; }
.anatomy-quiz legend { font-weight:700; color:#183f51; padding:0 6px; max-width:100%; }
.anatomy-quiz label { display:flex; align-items:flex-start; gap:10px; padding:11px 5px; cursor:pointer; }
.anatomy-quiz input { width:19px; height:19px; flex-shrink:0; margin-top:5px; accent-color:#286c66; }
.quiz-feedback { font-weight:700; color:#225b57; margin:14px 0 0; }
.anatomy-quiz [data-explanation] { font-size:.95rem; margin:5px 0 0; }
.quiz-actions { display:flex; flex-wrap:wrap; gap:10px; }
.quiz-actions button[type="submit"] { color:white; background:#235c64; border-color:#235c64; font-weight:700; }
.quiz-actions button:hover { box-shadow:0 0 0 2px #bdd9d4; }
.quiz-result { min-height:1.7em; font-weight:700; }
.anatomy-related { display:grid; grid-template-columns:1fr 1fr; gap:0 28px; }
.anatomy-related a { display:block; padding:19px 0; border-top:1px solid #d4e2e5; text-decoration:none; }
.anatomy-related strong { display:block; color:#173e50; }
.anatomy-related span { display:block; margin-top:5px; color:#506775; font-size:.94rem; }
.anatomy-related a:hover strong { text-decoration:underline; text-underline-offset:4px; }
@media(max-width:900px) { .anatomy-hero .stem-cell-hero-grid { grid-template-columns:1fr; } .anatomy-hero figure { max-width:660px; width:100%; justify-self:center; } }
@media(max-width:620px) { .anatomy-scale { grid-template-columns:1fr 1fr; } .anatomy-scale li:nth-child(3) { border-left:0; } .anatomy-scale li:nth-child(n+3) { border-top:1px solid #cee1e3; } .anatomy-region { padding:22px 18px; } .anatomy-related { grid-template-columns:1fr; } .anatomy-quiz fieldset { padding:14px 12px; } }
@media print { .anatomy-controls,.quiz-actions,.quiz-result,.quiz-feedback { display:none!important; } .anatomy-article [data-region-panel][hidden],.anatomy-article [data-explanation][hidden] { display:block!important; } .anatomy-region { break-inside:avoid; } }