._guidePage_19nn0_1{max-width:840px;margin:0 auto}._header_19nn0_6{margin-bottom:2.5rem;border-bottom:1px solid var(--border);padding-bottom:1.5rem}._categoryBadge_19nn0_12{display:inline-block;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--primary);margin-bottom:.5rem}._title_19nn0_22{font-size:2.25rem;font-weight:800;letter-spacing:-.03em;color:var(--ink);line-height:1.2;margin-bottom:1rem}@media(min-width:640px){._title_19nn0_22{font-size:2.75rem}}._metaRow_19nn0_37{display:flex;align-items:center;gap:1rem;font-size:.875rem;color:var(--ink-muted)}._content_19nn0_45{font-size:1.0625rem;line-height:1.8;color:var(--ink-secondary)}._content_19nn0_45 h2{font-size:1.625rem;font-weight:800;color:var(--ink);letter-spacing:-.02em;margin:2.5rem 0 1rem}._content_19nn0_45 h3{font-size:1.25rem;font-weight:700;color:var(--ink);margin:2rem 0 .75rem}._content_19nn0_45 p{margin-bottom:1.5rem}._content_19nn0_45 ul,._content_19nn0_45 ol{margin-bottom:1.5rem;padding-left:1.5rem;display:flex;flex-direction:column;gap:.5rem}._content_19nn0_45 blockquote{border-left:4px solid var(--primary);background:var(--surface-alt);padding:1rem 1.25rem;border-radius:0 var(--radius-sm) var(--radius-sm) 0;margin:1.5rem 0;font-style:italic;color:var(--ink)}._formulaBox_19nn0_89{background:var(--surface-alt);border:1px solid var(--border);border-radius:var(--radius-md);padding:1.25rem;margin:1.75rem 0;text-align:center;font-family:var(--font-mono);font-size:1.125rem;color:var(--ink)}._callout_19nn0_101{background:var(--primary-light);border:1px solid var(--primary-border);border-radius:var(--radius-md);padding:1.5rem;margin:2rem 0}._calloutTitle_19nn0_109{font-weight:700;color:var(--primary);margin-bottom:.5rem;font-size:1.0625rem}._tableWrapper_19nn0_116{overflow-x:auto;margin:2rem 0;border:1px solid var(--border);border-radius:var(--radius-md)}._table_19nn0_116{width:100%;border-collapse:collapse;font-size:.9375rem}._table_19nn0_116 th{background:var(--surface-alt);padding:.875rem 1rem;font-weight:700;color:var(--ink);border-bottom:1px solid var(--border);text-align:left}._table_19nn0_116 td{padding:.75rem 1rem;border-bottom:1px solid var(--border);color:var(--ink-secondary)}._table_19nn0_116 tr:last-child td{border-bottom:none}._table_19nn0_116 tr:nth-child(2n) td{background:#f1f5f980}._relatedToolBanner_19nn0_152{background:var(--surface-alt);border:1px solid var(--border);border-radius:var(--radius-md);padding:1.25rem;margin:2.5rem 0;display:flex;align-items:center;justify-content:space-between;gap:1rem}._relatedToolBanner_19nn0_152 a{background:var(--primary);color:#fff;padding:.625rem 1.25rem;border-radius:var(--radius-sm);text-decoration:none;font-weight:600;font-size:.875rem;white-space:nowrap}