.equation-block{display:grid;gap:10px;margin:16px 0;padding:17px;background:#f3effb;border:1px solid #e5ddf3;border-radius:10px;min-width:0}.standard-equation{font:23px/1.6 Georgia,'Times New Roman',serif;color:#543f81;overflow-x:auto;padding:2px 0}.standard-equation sub,.standard-equation sup{font-size:.65em}.symbol-table-wrap{overflow-x:auto;max-width:100%}.symbol-table{border-collapse:collapse;width:100%;text-align:left;font-size:13px}.symbol-table thead th{font-weight:500;color:#788091;font-size:12px;padding:8px 6px;border-bottom:1px solid #dedee9}.symbol-table tbody th{font:16px/1.45 Georgia,serif;color:#674a9b;white-space:nowrap;font-weight:500}.symbol-table td,.symbol-table tbody th{padding:9px 6px;border-bottom:1px solid #e9e7ef;vertical-align:top}.symbol-table td:last-child{white-space:nowrap;color:#727787;font-size:12px}.reference-panel{background:var(--paper);border:1px solid var(--border);border-radius:13px;padding:20px;min-width:0}.reference-panel .standard-equation{font-size:19px}.reference-panel .equation-block{padding:12px}.reference-title{font-size:14px;margin-top:12px;font-weight:600}.reference-condition{font-size:13px;line-height:1.85;color:#6d7485;margin-top:14px}.reference-fixed,.notation-note{font-size:12px;line-height:1.7;color:#818799;margin-top:12px}.reference-link{display:inline-flex;gap:8px;margin-top:16px;text-decoration:none;font-weight:600;font-size:13px;color:#694ca9}.reference-link:hover{text-decoration:underline}.reference-panel .model-note{font-size:12px;line-height:1.8;margin-top:14px;padding-top:14px;border-top:1px solid #e4dfee}.physics-tabs{overflow-x:auto}.physics-tabs a{white-space:nowrap}
@media(max-width:650px){.reference-panel{padding:19px}.reference-panel .standard-equation{font-size:23px}.symbol-table{font-size:14px}.symbol-table tbody th{font-size:17px}}

/* Native math layout preserves fractions, radical bars and script placement. */
.textbook-math,.textbook-symbol{font-family:math,'STIX Two Math','Cambria Math','Latin Modern Math',serif;font-weight:400;font-style:normal;letter-spacing:normal;line-height:normal;white-space:nowrap;direction:ltr}
.textbook-math{font-size:1em;flex:none}.textbook-symbol{font-size:1.05em}.standard-equation{display:flex;align-items:center;flex-wrap:wrap;gap:15px 24px;padding:10px 2px;line-height:normal;overflow-x:auto;overflow-y:hidden;min-height:55px}.standard-equation math{padding:4px 0}.math-separator{display:none}.symbol-table tbody th{font-family:inherit}.equation-block{gap:8px}.textbook-math mtext{font-family:serif}

.symbol-table td:last-child{white-space:normal}.constant-value{display:inline-block;margin-right:6px;color:#665093}.constant-value math{font-size:15px}.unit-value{display:inline-block;white-space:nowrap}.constants-credit{font-size:12px;margin:9px 0;color:#78808d}.constants-credit a{color:inherit}