.sui-root{--sui-color-bg-container:#fff;--sui-color-bg-layout:#f5f7fa;--sui-color-fill-quaternary:#00000005;--sui-color-fill-tertiary:#0000000a;--sui-color-fill-secondary:#0000000f;--sui-color-border-hairline:#00000014;--sui-color-text:#000000e0;--sui-color-text-secondary:#000000a6;--sui-color-text-tertiary:#00000073;--sui-color-primary:#059669;--sui-color-primary-bg:#05966914;--sui-color-success:#16a34a;--sui-color-error:#dc2626;--sui-color-warning:#d97706;--sui-radius:8px;--sui-radius-lg:12px;--sui-shadow:0 1px 2px #0000000a;--sui-font-size:16px;font-family:var(--sui-font-body,inherit);font-size:var(--sui-font-size,16px);color:var(--sui-color-text,inherit)}
.Callout-module__lisunW__callout{--sui-callout-accent:var(--sui-color-primary,#059669);border:1px solid color-mix(in srgb, var(--sui-callout-accent) 35%, transparent);border-radius:var(--sui-radius-lg,12px);background:color-mix(in srgb, var(--sui-callout-accent) 6%, var(--sui-color-bg-container,#fff));border-inline-start-width:4px;flex-direction:column;gap:8px;margin:0;padding-block:14px;padding-inline:16px;display:flex}.Callout-module__lisunW__mistake{--sui-callout-accent:var(--sui-color-warning,#d97706)}.Callout-module__lisunW__definition{--sui-callout-accent:var(--sui-color-primary,#059669)}.Callout-module__lisunW__formula{--sui-callout-accent:var(--sui-color-text-secondary,#000000a6)}.Callout-module__lisunW__title{color:var(--sui-callout-accent);margin:0;font-size:15px;font-weight:700;line-height:1.4}.Callout-module__lisunW__body{color:var(--sui-color-text,#000000e0);font-size:15px;line-height:1.75}.Callout-module__lisunW__body>:first-child{margin-block-start:0}.Callout-module__lisunW__body>:last-child{margin-block-end:0}
.DefinitionsList-module__U077fq__list{flex-direction:column;gap:10px;margin:0;display:flex}.DefinitionsList-module__U077fq__grid{grid-template-columns:repeat(auto-fill,minmax(min(100%,260px),1fr));gap:10px;margin:0;display:grid}.DefinitionsList-module__U077fq__item{border:1px solid var(--sui-color-border-hairline,#00000014);border-radius:var(--sui-radius-lg,12px);background:var(--sui-color-bg-container,#fff);flex-direction:column;gap:6px;padding-block:12px;padding-inline:14px;display:flex}.DefinitionsList-module__U077fq__term{color:var(--sui-color-text,#000000e0);font-size:15px;font-weight:700;line-height:1.5}.DefinitionsList-module__U077fq__termEn{color:var(--sui-color-text-tertiary,#00000073);unicode-bidi:isolate;margin-inline-start:6px;font-size:13px;font-weight:500}.DefinitionsList-module__U077fq__definition{color:var(--sui-color-text-secondary,#000000a6);margin:0;font-size:14px;line-height:1.75}.DefinitionsList-module__U077fq__definition>:first-child{margin-block-start:0}.DefinitionsList-module__U077fq__definition>:last-child{margin-block-end:0}
.KeyTermChips-module__eYogAW__list{flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none;display:flex}.KeyTermChips-module__eYogAW__chip{border:1px solid var(--sui-color-border-hairline,#00000014);color:var(--sui-color-text,#000000e0);background:var(--sui-color-fill-tertiary,#0000000a);border-radius:999px;align-items:center;padding-block:5px;padding-inline:12px;font-size:13px;font-weight:600;line-height:1.4;display:inline-flex}
.LessonReader-module__UWFTPa__reader{flex-direction:column;gap:24px;display:flex}.LessonReader-module__UWFTPa__heading{font-family:var(--sui-font-title,var(--sui-font-body,inherit));color:var(--sui-color-text,#000000e0);margin:0;font-size:20px;font-weight:700;line-height:1.4}.LessonReader-module__UWFTPa__lead{border-inline-start:3px solid var(--sui-color-primary,#059669);border-radius:var(--sui-radius,8px);color:var(--sui-color-text,#000000e0);background:var(--sui-color-fill-quaternary,#00000005);margin:0;padding-block:14px;padding-inline:16px;font-size:16px;line-height:1.8}.LessonReader-module__UWFTPa__toc{border:1px solid var(--sui-color-border-hairline,#00000014);border-radius:var(--sui-radius-lg,12px);margin:0;padding-block:12px;padding-inline:16px}.LessonReader-module__UWFTPa__tocList{flex-direction:column;gap:4px;margin:0;padding-inline-start:20px;font-size:14px;line-height:1.6;display:flex}.LessonReader-module__UWFTPa__tocLink{color:var(--sui-color-text-secondary,#000000a6);text-decoration:none}.LessonReader-module__UWFTPa__tocLink:hover{color:var(--sui-color-primary,#059669)}.LessonReader-module__UWFTPa__section{border:1px solid var(--sui-color-border-hairline,#00000014);border-radius:var(--sui-radius-lg,12px);background:var(--sui-color-bg-container,#fff);box-shadow:var(--sui-shadow,none);flex-direction:column;gap:10px;padding-block:20px;padding-inline:20px;scroll-margin-block-start:80px;display:flex}.LessonReader-module__UWFTPa__sectionHeading{font-family:var(--sui-font-title,var(--sui-font-body,inherit));color:var(--sui-color-text,#000000e0);margin:0;font-size:17px;font-weight:700;line-height:1.5}.LessonReader-module__UWFTPa__body{color:var(--sui-color-text-secondary,#000000a6);overflow-wrap:anywhere;font-size:16px;line-height:1.85}.LessonReader-module__UWFTPa__body>:first-child{margin-block-start:0}.LessonReader-module__UWFTPa__body>:last-child{margin-block-end:0}.LessonReader-module__UWFTPa__truncated{color:var(--sui-color-text-tertiary,#00000073);margin:0;font-size:14px}.LessonReader-module__UWFTPa__truncatedLink{color:var(--sui-color-primary,#059669);font-weight:600}@media (max-width:640px){.LessonReader-module__UWFTPa__section{padding-block:16px;padding-inline:14px}}
.QuestionCard-module__A4P5ga__card{border:1px solid var(--sui-color-border-hairline,#00000014);border-radius:var(--sui-radius-lg,12px);background:var(--sui-color-bg-container,#fff);flex-direction:column;gap:12px;padding-block:16px;padding-inline:16px;display:flex}.QuestionCard-module__A4P5ga__head{align-items:flex-start;gap:10px;display:flex}.QuestionCard-module__A4P5ga__index{block-size:28px;min-inline-size:28px;color:var(--sui-color-primary,#059669);background:var(--sui-color-primary-bg,#05966914);border-radius:999px;flex:none;justify-content:center;align-items:center;padding-inline:6px;font-size:13px;font-weight:700;display:inline-flex}.QuestionCard-module__A4P5ga__stem{min-inline-size:0;color:var(--sui-color-text,#000000e0);overflow-wrap:anywhere;flex:auto;font-size:16px;font-weight:600;line-height:1.7}.QuestionCard-module__A4P5ga__stem>:first-child,.QuestionCard-module__A4P5ga__option>:first-child,.QuestionCard-module__A4P5ga__answerBody>:first-child{margin-block-start:0}.QuestionCard-module__A4P5ga__stem>:last-child,.QuestionCard-module__A4P5ga__option>:last-child,.QuestionCard-module__A4P5ga__answerBody>:last-child{margin-block-end:0}.QuestionCard-module__A4P5ga__options{flex-direction:column;gap:8px;margin:0;padding:0;list-style:none;display:flex}.QuestionCard-module__A4P5ga__option{border:1px solid var(--sui-color-border-hairline,#00000014);border-radius:var(--sui-radius,8px);color:var(--sui-color-text-secondary,#000000a6);background:var(--sui-color-fill-quaternary,#00000005);align-items:baseline;gap:10px;padding-block:8px;padding-inline:12px;font-size:15px;line-height:1.6;display:flex}.QuestionCard-module__A4P5ga__optionLabel{color:var(--sui-color-text-tertiary,#00000073);flex:none;font-weight:700}.QuestionCard-module__A4P5ga__optionContent{flex:auto;min-inline-size:0}.QuestionCard-module__A4P5ga__optionContent>:first-child{margin-block-start:0}.QuestionCard-module__A4P5ga__optionContent>:last-child{margin-block-end:0}.QuestionCard-module__A4P5ga__answer{border:1px solid var(--sui-color-border-hairline,#00000014);border-radius:var(--sui-radius,8px);padding-block:10px;padding-inline:14px}.QuestionCard-module__A4P5ga__summary{cursor:pointer;color:var(--sui-color-primary,#059669);font-size:14px;font-weight:700}.QuestionCard-module__A4P5ga__summary:focus-visible{outline:2px solid var(--sui-color-primary,#059669);outline-offset:2px}.QuestionCard-module__A4P5ga__answerBody{color:var(--sui-color-text,#000000e0);margin-block-start:10px;font-size:15px;line-height:1.75}.QuestionCard-module__A4P5ga__locked{color:var(--sui-color-primary,#059669);font-size:14px;font-weight:600}.QuestionCard-module__A4P5ga__meta{color:var(--sui-color-text-tertiary,#00000073);margin:0;font-size:12px}