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/* Índice temático y lectura por subsecciones */
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/* Apoyos visuales accesibles por tema */
.topic-reading,.topic-article,.lesson-layout>article{min-width:0}
.visual-support{margin:28px 0;padding-top:22px;border-top:1px solid var(--line)}
.visual-support>h3{font-size:1.2rem;line-height:1.4}
.visual-table-wrap{max-width:100%;overflow-x:auto;border:1px solid var(--line);border-radius:9px;margin:18px 0;background:#fff}
.visual-table{margin:0;min-width:400px;font-size:.88rem;line-height:1.55}
.visual-table caption{text-align:left;padding:14px 16px;font-weight:650;color:var(--ink);background:#f5f8fb}
.visual-table thead th{background:var(--week-light);color:var(--ink)}
.visual-table tbody th{background:transparent;font-weight:600;min-width:100px}
.visual-table th,.visual-table td{vertical-align:top;padding:12px 14px}
.visual-table tr:last-child>*{border-bottom:0}
.visual-support figure{margin:22px 0;overflow-x:auto;border:1px solid var(--line);border-radius:10px;background:#f9fbfd}
.lesson-figure{width:100%;height:auto;min-width:540px;display:block;background:#fff}
.lesson-figure text{font-family:Segoe UI,Arial,sans-serif;fill:#233f54;font-size:16px}
.lesson-figure .figure-step{font-size:14px;fill:#08796e;font-weight:700}
.visual-support figcaption{padding:15px 18px;font-size:.875rem;line-height:1.65;color:var(--muted);border-top:1px solid var(--line)}
.visual-table-wrap:focus-visible,.visual-support figure:focus-visible{outline:3px solid #147bad;outline-offset:3px}
.panel.visual-support{padding-top:26px}
@media(max-width:600px){.visual-support{margin:24px 0}.visual-support figcaption{padding:12px 14px}.visual-table{font-size:.85rem}}

/* Controles y figuras de regresión del badge 2 */
#neuron-regression label { display:block; margin:1rem 0 .35rem; font-weight:600; }
#neuron-regression input[type="number"], #neuron-regression select { width:100%; max-width:32rem; padding:.65rem; border:1px solid #8da6b8; border-radius:.4rem; font:inherit; background:#fff; color:#122c43; }
#neuron-regression button { margin:.25rem .2rem .25rem 0; padding:.6rem .8rem; font:inherit; cursor:pointer; }
#neuron-regression svg text { font-family:inherit; }