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.stats-actions{margin-top:0}.soroban-resource .formula-table{width:100%;border-collapse:collapse;font-size:.85rem}.soroban-resource .formula-table th,.soroban-resource .formula-table td{border-bottom:1px solid var(--border);padding:.55rem .35rem;text-align:left}.soroban-resource pre{overflow-x:auto;border:1px solid var(--border);color:var(--foreground)}.soroban-resource .lesson-card{display:flex;min-height:8.5rem;align-items:flex-start;justify-content:space-between;gap:1rem;border:1px solid var(--border);border-radius:var(--radius-xl);background:radial-gradient(circle at top right,color-mix(in oklch,var(--primary),transparent 88%),transparent 12rem),var(--card);padding:1rem;color:inherit;text-decoration:none;box-shadow:0 10px 22px color-mix(in oklch,var(--foreground),transparent 94%);cursor:pointer;transition:transform .16s ease,border-color .16s ease,background .16s ease,box-shadow .16s ease}.soroban-resource .lesson-card:hover{transform:translateY(-2px);border-color:color-mix(in oklch,var(--primary),var(--border) 35%);background:radial-gradient(circle at top right,color-mix(in oklch,var(--primary),transparent 80%),transparent 13rem),color-mix(in oklch,var(--card),var(--muted) 12%);box-shadow:0 16px 30px color-mix(in oklch,var(--foreground),transparent 90%)}.soroban-resource .lesson-card:focus-visible{outline:2px solid var(--ring);outline-offset:3px}.soroban-resource .lesson-card-copy{min-width:0}.soroban-resource .lesson-card-action{display:inline-flex;width:2rem;height:2rem;flex:0 0 auto;align-items:center;justify-content:center;border-radius:999px;background:var(--primary);color:var(--primary-foreground);font-size:1.15rem;font-weight:800;transition:transform .16s ease}.soroban-resource .lesson-card:hover .lesson-card-action{transform:translate(3px)}@media(min-width:901px){.soroban-resource .two-col{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:900px){.soroban-resource .trainer-grid{grid-template-columns:1fr;grid-template-areas:"exercise" "board" "controls" "hint"}.soroban-resource .select-row,.soroban-resource .guided-form{grid-template-columns:1fr}}@media(max-width:640px){.soroban-resource .soroban-area{padding:.4rem .25rem .65rem}.soroban-resource .soroban-board{min-width:0}.soroban-resource .soroban-frame{min-height:278px;border-width:8px;gap:.35rem;padding-inline:.45rem}.soroban-resource .rod{width:42px}.soroban-resource .rod:before{bottom:2rem;width:2px}.soroban-resource .bead{width:34px;height:24px}.soroban-resource .stat-grid{grid-template-columns:1fr}}