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@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}

/* Keep the author list on one line, with local scrolling on small screens. */
.authors{flex-wrap:nowrap;white-space:nowrap;overflow-x:auto;justify-content:safe center;padding-bottom:5px;max-width:100%}
.authors>span{flex-shrink:0}

.why-explanations{display:grid;grid-template-columns:1fr 1fr;gap:48px;margin:38px 0 30px}
.why-explanations article{border-top:1px solid var(--line);padding-top:23px}
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.hero-figure figcaption{font-size:14px}
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/* Static mathematics: one formula, with no duplicate responsive markup. */
.math{font-style:normal;white-space:nowrap}
.math .katex{font-size:1.08em}
.equation-panel{padding:23px 24px 21px;background:#fcfafb;border-color:#e6dde0}
.equation{font-size:24px;line-height:normal;margin:19px 0 23px;overflow-x:auto;overflow-y:hidden;white-space:normal;padding:5px 0}
.equation .katex-display{margin:0;padding:4px 0}
.equation-defs{font-size:15px;font-style:normal;gap:16px 32px;align-items:center;border-top:1px solid #eae3e5;padding-top:18px}
.equation-panel p{margin-top:17px;line-height:1.8}
.solve{min-width:0;padding:12px 22px}
.solve .dual-equation{font-size:22px;margin:18px 0;line-height:normal;overflow-x:auto;overflow-y:hidden;padding:5px 0}
.solve .katex-display{margin:0;text-align:left}
.solve .katex-display>.katex{text-align:left}
.method-detail>div{min-width:0}
.solve-note .math .katex{font-size:1.1em}
@media(max-width:900px){.equation{font-size:22px}.solve .dual-equation{font-size:18px}}
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@media(max-width:380px){.equation{font-size:13px}.solve .dual-equation{font-size:18px}.solve{padding-left:16px;padding-right:12px}}

/* Independent display rows share the same left origin. */
.dual-equation>.math{display:block}
.dual-equation>.math+.math{margin-top:20px;padding-left:0.22em}