/* 共用基準引用來源規則；18px為基準，不覆寫指數／下標的相對幾何。 */
.math-formula{font-size:18px;line-height:normal;max-width:100%}
.math-formula>.katex,.math-formula>.katex-display>.katex{font-size:18px}
.math-inline{display:inline-block;vertical-align:middle}
.math-block,.math-inline.math-promoted{display:block;overflow-x:auto;overflow-y:visible;margin:14px 0 20px;padding:7px 2px;max-width:100%;text-align:center;vertical-align:baseline}
.math-block>.katex-display{margin:0}
.math-block .katex-display>.katex{white-space:nowrap}
.prose .math-paragraph,.prose .math-paragraph>p,.inside .math-paragraph,.quiz .math-paragraph{line-height:48px!important;margin-bottom:20px}
.math-inline:focus-visible,.math-block:focus-visible{outline:2px solid #176c5a;outline-offset:3px}
.hero-equation .math-formula{color:inherit}
@media(max-width:600px){.prose,.inside,.reader-layout article{min-width:0}.math-formula{max-width:100%}}