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(width<=980px){.nav{display:none}.menu-toggle{display:block}}.breadcrumbs{color:var(--text-2);margin:18px 0 0;font-size:.88rem}.breadcrumbs ol{flex-wrap:wrap;gap:4px;margin:0;padding:0;list-style:none;display:flex}.breadcrumbs li+li:before{content:"›";color:var(--text-2);margin-right:4px}.breadcrumbs a{color:var(--text-2)}main{padding-bottom:48px}.lead{color:var(--text-2);max-width:var(--readw);font-size:1.15rem}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.grid{gap:16px;display:grid}.grid-2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.grid-3{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}.card h3{margin-top:0}.card-link{color:inherit;text-decoration:none;transition:border-color .15s;display:block}.card-link:hover{border-color:var(--brand);color:inherit}.card-link .more{color:var(--brand);font-weight:600}.answer{background:var(--brand-soft);border-left:4px solid var(--brand);border-radius:0 var(--radius) var(--radius) 0;max-width:var(--readw);margin:16px 0 24px;padding:14px 18px}.answer p:last-child{margin:0}.note{background:var(--warn-soft);border-left:4px solid var(--warn);border-radius:0 var(--radius) var(--radius) 0;max-width:var(--readw);padding:12px 16px}.table-wrap{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);margin:0 0 1.2em;overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:.95rem}th,td{text-align:left;border-bottom:1px solid var(--border);vertical-align:top;padding:10px 12px}th{background:var(--surface-2);font-weight:650}tr:last-child td{border-bottom:0}td.num,th.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}tr.is-active td{background:var(--brand-soft);font-weight:600}.tool{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:14px;margin:8px 0 28px;padding:22px}.tool-grid{grid-template-columns:1fr 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var(--border);color:var(--text-2);margin-top:24px;padding-top:16px;font-size:.85rem}