.knowledge-inner{max-width:none;padding:0;margin:0;background:#fff}.subject-page,.lesson-page{--inner-green:#08736e;--inner-heading:#102b38;--inner-text:#263b45;--inner-muted:#617780;--inner-line:#d8e3e0;--inner-surface:#f6f9f8;--inner-soft:#e6f2ef;--lesson-reading-size:16px;display:grid;grid-template-columns:260px minmax(0,1fr);max-width:1680px;margin:auto;color:var(--inner-text);font-family:"Noto Sans TC","Microsoft JhengHei",sans-serif;line-height:1.75;background:white;min-height:calc(100vh - 56px)}
.subject-page a,.lesson-page a{color:var(--inner-green)}.subject-page a:focus-visible,.lesson-page a:focus-visible,.subject-page summary:focus-visible,.lesson-page summary:focus-visible{outline:3px solid #5ca89c;outline-offset:3px}.subject-page .inner-navigation,.lesson-page .inner-navigation{background:var(--inner-surface);border-right:1px solid var(--inner-line);min-width:0}.subject-page .inner-sidebar,.lesson-page .inner-sidebar{position:sticky;top:16px;max-height:calc(100vh - 32px);overflow-y:auto;overscroll-behavior:contain;padding:28px 20px 35px;scrollbar-width:thin;font-size:14px}.subject-page .inner-sidebar-heading,.lesson-page .inner-sidebar-heading{display:flex;align-items:flex-start;gap:12px;padding:0 0 24px;margin-bottom:8px;border-bottom:1px solid var(--inner-line);color:var(--inner-green)}.subject-page .inner-sidebar-heading strong,.lesson-page .inner-sidebar-heading strong{font-size:21px;line-height:1.4;color:var(--inner-heading);display:block}.subject-page .inner-sidebar-heading small,.lesson-page .inner-sidebar-heading small{display:block;font-size:12px;line-height:1.7;margin-top:8px;color:var(--inner-muted)}.subject-page .inner-sidebar nav,.lesson-page .inner-sidebar nav{display:block}.subject-page .inner-back,.lesson-page .inner-back{display:block;font-size:13px;padding:8px 0 16px}.subject-page .inner-subject-list,.lesson-page .inner-chapter{border:0;border-bottom:1px solid var(--inner-line);padding:12px 0}.subject-page .inner-subject-list>summary,.lesson-page .inner-chapter>summary{display:flex;align-items:center;gap:8px;font-size:16px;font-weight:700;list-style:none;cursor:pointer;min-height:44px;color:var(--inner-heading)}.subject-page summary::-webkit-details-marker,.lesson-page summary::-webkit-details-marker{display:none}.subject-page .inner-subject-list>summary>.ui-icon:last-child,.lesson-page .inner-chapter>summary>.ui-icon{margin-left:auto;transition:transform .15s}.subject-page .inner-subject-list[open]>summary>.ui-icon:last-child,.lesson-page .inner-chapter[open]>summary>.ui-icon{transform:rotate(180deg)}.subject-page .inner-sidebar ul,.lesson-page .inner-sidebar ul{list-style:none;margin:4px 0;padding:0}.subject-page .inner-subject-list li>a{display:block;min-height:44px;padding:10px 12px;border-left:3px solid transparent;font-size:15px;color:var(--inner-text)}.subject-page .inner-subject-list a[aria-current],.lesson-page .inner-topic-name[aria-current],.lesson-page .contains-current{background:#d9ede7;color:#075e55;border-left:3px solid #08736e}.lesson-page .inner-chapter li{padding:5px 8px;margin:3px 0;border-left:3px solid transparent}.lesson-page .inner-chapter li.contains-current{border-left-color:var(--inner-green)}.lesson-page .inner-topic-name{color:var(--inner-text);display:block;line-height:1.6;font-size:14px;padding:5px 0}.lesson-page .inner-material-types{display:flex;flex-direction:column;gap:1px;padding:0;margin-top:1px}.lesson-page .inner-material-types a{font-size:12px;line-height:1.6;padding:5px 0;color:var(--inner-muted)}.lesson-page .inner-material-types a[aria-current]{font-weight:700;color:var(--inner-green);text-decoration:underline;text-underline-offset:3px}.subject-page .inner-sidebar-bottom,.lesson-page .inner-sidebar-bottom{border-top:1px solid var(--inner-line);padding-top:18px;margin-top:22px}.subject-page .inner-sidebar-bottom a,.lesson-page .inner-sidebar-bottom a{display:block;padding:8px 0;font-size:13px}.subject-page .inner-nav-toggle,.lesson-page .inner-nav-toggle{display:none}
.subject-page .subject-index{padding:32px 48px 64px;min-width:0}.subject-page .inner-breadcrumb,.lesson-page .inner-breadcrumb{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:13px;margin:0 0 24px;line-height:1.6;color:var(--inner-muted)}.subject-page .inner-breadcrumb a,.lesson-page .inner-breadcrumb a{display:inline-flex;align-items:center;gap:6px}.subject-page .inner-page-heading{display:block;background:transparent;border:0;border-bottom:1px solid #a9cac2;padding:0 0 24px;margin:0 0 8px;position:relative}.subject-page .inner-page-heading:after{content:"";position:absolute;width:72px;height:3px;background:var(--inner-green);bottom:-2px;left:0}.subject-page .inner-page-heading h1{font-size:34px;line-height:1.4;margin:0 0 12px;padding-left:20px;border-left:5px solid var(--inner-green);color:var(--inner-heading)}.subject-page .inner-page-heading>p{font-size:16px;color:var(--inner-muted);margin:0 0 0 25px}.subject-page .subject-chapter{display:grid;grid-template-columns:42% 58%;padding:32px 0;border-bottom:1px solid var(--inner-line);gap:0;align-items:start;scroll-margin-top:24px}.subject-page .subject-chapter-intro{display:flex;align-items:flex-start;gap:20px;padding:10px 26px 10px 0}.subject-page .chapter-number{color:var(--inner-green);font-family:Georgia,serif;font-size:50px;font-weight:700;line-height:1}.subject-page .subject-chapter-intro>div{border-left:2px solid var(--inner-green);padding-left:20px;min-width:0}.subject-page .subject-chapter h2{font-size:23px;font-weight:700;line-height:1.4;margin:0 0 12px;color:var(--inner-heading)}.subject-page .subject-chapter-intro p{font-size:14px;color:var(--inner-muted);margin:0;line-height:1.75}.subject-page .subject-materials{list-style:none;padding:0 0 0 28px;margin:0;border-left:1px solid var(--inner-line)}.subject-page .subject-materials>li{border-bottom:1px solid var(--inner-line);padding:12px 0}.subject-page .subject-materials>li:first-child{padding-top:2px}.subject-page .subject-materials>li:last-child{border:0;padding-bottom:0}.subject-page .subject-material-title{display:flex;align-items:flex-start;gap:12px}.subject-page .subject-material-title>a{font-size:17px;font-weight:600;line-height:1.6;color:var(--inner-heading);min-width:0;flex:1}.subject-page .subject-material-title>.ui-icon{color:var(--inner-green);flex:none;margin-top:4px}.subject-page .subject-material-title>span{font-size:25px;color:var(--inner-green);line-height:1}.subject-page .inner-material-types{display:flex;flex-wrap:wrap;gap:6px 16px;padding-left:32px;margin-top:6px}.subject-page .inner-material-types a{font-size:13px;line-height:1.65;padding:4px 0}.subject-page .subject-overview-links{border-left:1px solid var(--inner-line);padding-left:28px}.subject-page .subject-overview-links a{display:flex;justify-content:space-between;border-bottom:1px solid var(--inner-line);padding:10px 0}.subject-page .inner-supplement{margin-top:32px;padding:16px 0;border-bottom:1px solid var(--inner-line);font-size:14px}.subject-page .inner-supplement>summary{cursor:pointer;font-weight:600;min-height:44px}.subject-page .inner-supplement .catalog-section{padding:20px 0}.subject-page .inner-supplement .topic-grid{grid-template-columns:1fr}.subject-page .inner-supplement .page-heading{padding:16px 0}.subject-page .inner-supplement h1{font-size:24px}.subject-page .inner-supplement .section-title{display:block}
.lesson-page .lesson-main{padding:24px 40px 64px;min-width:0;max-width:calc(100%);width:100%}.lesson-page .lesson-content{font-size:var(--lesson-reading-size);font-family:inherit;line-height:1.75;margin:0 auto;padding:0;max-width:1020px;border:0;background:white;border-radius:0;min-width:0}.lesson-page .lesson-page-heading{padding:0 0 20px;border-bottom:1px solid var(--inner-line)}.lesson-page .article-heading,.lesson-page .lesson-foundation-heading{padding:0;margin:0}.lesson-page .article-heading>.eyebrow{font-size:12px;margin:0 0 8px;line-height:1.7}.lesson-page .lesson-content h1{font-size:34px;line-height:1.4;margin:0 0 12px;color:var(--inner-heading);letter-spacing:0}.lesson-page .lesson-content .deck{font-size:16px;line-height:1.75;margin:0;color:var(--inner-text)}.lesson-page .article-meta{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:16px 0 0;font-size:12px;color:var(--inner-muted);flex-wrap:wrap}.lesson-page .font-controls{margin:0}.lesson-page .font-controls button{min-height:44px;min-width:44px;border-radius:0;padding:7px 12px;font-size:14px}.lesson-page .unit-meta{font-size:13px;line-height:1.75;color:var(--inner-muted);margin:12px 0}.lesson-page .lesson-foundation-heading>.eyebrow{font-size:12px;margin:0 0 8px}.lesson-page .lesson-foundation-heading .font-controls{margin-top:12px}.lesson-page .lesson-page-toc{display:flex;flex-wrap:wrap;gap:4px 20px;padding:10px 0;margin-bottom:6px;font-size:13px;border-bottom:1px solid var(--inner-line)}.lesson-page .lesson-page-toc a{padding:7px 0;min-height:36px}.lesson-page .lesson-content>.lesson-section{padding:24px 0;border-top:0;border-bottom:1px solid var(--inner-line);scroll-margin-top:16px;margin:0}.lesson-page .lesson-module-heading{display:flex;gap:10px;align-items:flex-start;font-size:23px;line-height:1.45;color:var(--inner-heading);margin:0 0 16px;letter-spacing:0}.lesson-page .lesson-module-heading>span{display:inline-block;background:var(--inner-green);color:white;line-height:1.2;padding:3px 8px;border-radius:4px;min-width:40px;font-size:19px;font-variant-numeric:tabular-nums;flex:none}.lesson-page .lesson-section>h2:not(.lesson-module-heading),.lesson-page .lesson-section>h3,.lesson-page .lesson-section .figure-heading h2{font-size:19px;line-height:1.5;color:var(--inner-heading);margin:16px 0 12px;letter-spacing:0}.lesson-page .lesson-section>p,.lesson-page .lesson-professional>p{max-width:860px;margin:12px 0 16px}.lesson-page .lesson-section p{line-height:1.75}.lesson-page .lesson-summary{display:grid;grid-template-columns:58% 42%;background:linear-gradient(90deg,var(--inner-soft) 58%,#f8f7f2 58%);border-radius:5px}.lesson-page .lesson-summary>div{padding:20px 24px;min-width:0}.lesson-page .lesson-summary .one-sentence{border:0;padding:0;margin:0;font-size:calc(var(--lesson-reading-size) + 1px);font-weight:600;line-height:1.85;color:var(--inner-heading)}.lesson-page .lesson-plain{border-left:1px solid #c4d3ce}.lesson-page .lesson-plain h3{font-size:17px;margin:0 0 10px;color:var(--inner-green)}.lesson-page .lesson-plain h2{font-size:15px;margin:0 0 8px;line-height:1.5}.lesson-page .lesson-plain p{font-size:var(--lesson-reading-size);line-height:1.75;margin:0}.lesson-page .lesson-professional{background:none;border:0;padding:0;line-height:1.75}.lesson-page .table-scroll{overflow-x:auto;max-width:100%;border:1px solid var(--inner-line);border-radius:4px;margin:16px 0;scrollbar-width:thin}.lesson-page table{width:100%;min-width:620px;border-collapse:collapse;font-size:14px;margin:0;line-height:1.75}.lesson-page th{background:#075e55;color:white;text-align:left;font-weight:600;vertical-align:top;padding:10px 14px;border:1px solid #43867d}.lesson-page td{padding:10px 14px;background:white;color:var(--inner-text);vertical-align:top;border:1px solid var(--inner-line);word-break:normal}.lesson-page tbody tr:nth-child(even) td{background:#fafcfb}.lesson-page .figure-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:12px}.lesson-page .figure-heading h2{margin:0!important}.lesson-page .figure-heading button{font-size:13px;min-height:44px;padding:8px 12px;border-radius:3px;flex:none}.lesson-page figure{margin:16px 0}.lesson-page .diagram-scroll{width:100%;max-width:100%;overflow:hidden;background:white;border:1px solid var(--inner-line);border-radius:4px}.lesson-page .diagram-scroll img{display:block;width:100%;height:auto;min-width:0;max-width:100%;object-fit:contain}.lesson-page figcaption,.lesson-page .caption,.lesson-page .source-list small{font-size:14px;color:var(--inner-muted);line-height:1.75}.lesson-page .memory-list{padding-left:23px;margin:0 0 16px}.lesson-page .memory-list li{padding:4px 0}.lesson-page .exam-item{border:1px solid var(--inner-line);border-radius:3px;padding:14px 16px;margin:16px 0;background:white;max-width:100%;font-size:var(--lesson-reading-size)}.lesson-page .exam-item summary{cursor:pointer;line-height:1.75;min-height:44px}.lesson-page .exam-item summary span{display:block;font-size:13px;color:var(--inner-green)}.lesson-page .exam-item strong{font-weight:600}.lesson-page .exam-text{padding:16px 0 0}.lesson-page .source-explanation{white-space:pre-wrap;overflow-wrap:anywhere;font-size:var(--lesson-reading-size);background:#f6f9f8;padding:16px;line-height:1.85;max-width:100%}.lesson-page .method-note{border-left:3px solid #a6c5ba;padding:12px 16px;background:#f6f9f8;border-radius:0;font-size:14px;margin:16px 0}.lesson-page .method-note p{margin:8px 0 0}.lesson-page .essay-steps{padding-left:24px}.lesson-page .essay-steps li{padding:5px 0}.lesson-page .prompt,.lesson-page .caution,.lesson-page .unit-caution{background:#f6f9f8;border:0;border-left:3px solid #a6c5ba;border-radius:0;padding:14px 18px;font-size:var(--lesson-reading-size)}.lesson-page .evidence{font-size:14px}.lesson-page .reading-link{font-size:16px;min-height:44px;gap:12px}.lesson-page .reading-link>span:first-child{font-size:17px}.lesson-page .reading-link>small{font-size:14px}.lesson-page .external-reading{background:#f6f9f8;border-radius:3px;border:1px solid var(--inner-line);padding:18px;margin:24px 0}.lesson-page .external-reading h3{font-size:19px}.lesson-page .external-actions a{font-size:14px;min-height:44px}.lesson-page .quiz-return{background:#f6f9f8;border-radius:3px;padding:20px;margin:24px 0}.lesson-page .quiz-return h3{font-size:19px}.lesson-page .quiz-return p{font-size:14px}.lesson-page .article-pagination{margin-top:24px;gap:24px;line-height:1.75}.lesson-page .article-pagination strong{font-size:15px}.lesson-page .unit-core{padding-left:24px}.lesson-page .unit-core li{padding:5px 0}.lesson-page .unit-keywords a{font-size:13px;background:#e6f2ef;border-radius:3px;padding:5px 9px}.lesson-page .unit-answer{background:#e6f2ef;border-radius:3px;padding:16px}.lesson-page .unit-answer summary{min-height:44px;cursor:pointer}.lesson-page .source-list{padding-left:20px}.lesson-page .source-list li{margin:12px 0}.lesson-page .source-list small{display:block}.lesson-page .lesson-section>a{overflow-wrap:anywhere}.lesson-page .lesson-content img.user-visual{max-width:100%;height:auto;object-fit:contain}
@media(max-width:1199px){.subject-page,.lesson-page{grid-template-columns:minmax(0,1fr)}.subject-page .inner-navigation,.lesson-page .inner-navigation{border:0;border-bottom:1px solid var(--inner-line)}.subject-page .inner-nav-toggle,.lesson-page .inner-nav-toggle{display:flex;align-items:center;gap:10px;width:100%;text-align:left;min-height:48px;border:0;border-radius:0;padding:12px 28px;font-size:15px;color:var(--inner-green)}.subject-page .inner-nav-toggle>.ui-icon:last-child,.lesson-page .inner-nav-toggle>.ui-icon:last-child{margin-left:auto}.subject-page .inner-sidebar,.lesson-page .inner-sidebar{display:none;position:static;max-height:65vh;padding:20px 28px}.subject-page .nav-is-open .inner-sidebar,.lesson-page .nav-is-open .inner-sidebar{display:block}.subject-page .subject-index{padding:28px 36px 48px}.lesson-page .lesson-main{padding:24px 36px 48px}.subject-page .subject-chapter{grid-template-columns:42% 58%}.lesson-page .lesson-summary{grid-template-columns:55% 45%;background:linear-gradient(90deg,var(--inner-soft) 55%,#f8f7f2 55%)}}
@media(max-width:767px){.subject-page .subject-index,.lesson-page .lesson-main{padding:20px 18px 40px}.subject-page .inner-nav-toggle,.lesson-page .inner-nav-toggle{padding:12px 18px}.subject-page .inner-sidebar,.lesson-page .inner-sidebar{padding:16px 18px;max-height:65vh}.subject-page .inner-breadcrumb,.lesson-page .inner-breadcrumb{font-size:13px;gap:6px;margin-bottom:20px}.subject-page .inner-page-heading h1,.lesson-page .lesson-content h1{font-size:29px;line-height:1.4}.subject-page .inner-page-heading>p{margin-left:20px;font-size:15px}.subject-page .subject-chapter{display:block;padding:24px 0}.subject-page .subject-chapter-intro{padding:0 0 20px;gap:16px}.subject-page .chapter-number{font-size:44px}.subject-page .subject-chapter-intro>div{padding-left:16px}.subject-page .subject-chapter h2{font-size:23px;margin-bottom:8px}.subject-page .subject-materials{border-left:0;padding-left:0}.subject-page .subject-material-title>a{font-size:16px;min-height:32px}.subject-page .inner-material-types{padding-left:32px;gap:4px 16px;margin-top:0}.subject-page .inner-material-types a{display:inline-flex;align-items:center;min-height:44px;font-size:13px}.subject-page .subject-materials>li{padding:14px 0}.subject-page .subject-overview-links{padding-left:0;border:0}.subject-page .subject-overview-links a{min-height:44px}.lesson-page .lesson-content{margin:0;width:100%}.lesson-page .lesson-module-heading{font-size:21px;margin-bottom:16px;gap:9px}.lesson-page .lesson-module-heading>span{font-size:17px;min-width:36px}.lesson-page .lesson-content>.lesson-section{padding:24px 0}.lesson-page .lesson-summary{display:block;background:var(--inner-soft)}.lesson-page .lesson-summary>div{padding:18px}.lesson-page .lesson-plain{border-left:0;border-top:1px solid #c4d3ce;background:#f8f7f2}.lesson-page .lesson-page-toc{gap:0 18px;padding:4px 0}.lesson-page .lesson-page-toc a{min-height:44px;display:flex;align-items:center}.lesson-page .lesson-content .deck{font-size:16px}.lesson-page .lesson-section>h2:not(.lesson-module-heading),.lesson-page .lesson-section>h3,.lesson-page .lesson-section .figure-heading h2{font-size:19px}.lesson-page .figure-heading{flex-wrap:wrap;gap:10px}.lesson-page .figure-heading button{margin:0}.lesson-page table{font-size:14px;min-width:600px}.lesson-page th,.lesson-page td{padding:10px 12px}.lesson-page .source-explanation{padding:12px}.lesson-page .exam-item{padding:12px}.lesson-page .quiz-return{padding:16px}.lesson-page .quiz-return .button{display:inline-block;min-height:44px}.lesson-page .article-pagination a{min-width:0;max-width:48%;overflow-wrap:anywhere}.lesson-page .lesson-section details>summary{line-height:1.75;min-height:44px}.lesson-page .lesson-foundation-heading .eyebrow{letter-spacing:.06em}.subject-page .inner-supplement .coverage-note{padding:14px}}
@media print{.subject-page,.lesson-page{display:block}.subject-page .inner-navigation,.lesson-page .inner-navigation,.lesson-page .lesson-page-toc{display:none}.lesson-page .lesson-main,.subject-page .subject-index{padding:0}.lesson-page .table-scroll{overflow:visible}.lesson-page table{min-width:0}}
.lesson-page .lesson-plain h4{font-size:14px;font-weight:600;line-height:1.5;margin:0 0 8px}.lesson-page .lesson-summary>div{padding:18px 20px}.lesson-page .lesson-summary>div:first-child{display:flex;align-items:center}.lesson-page .inner-cross-readings>summary{cursor:pointer;min-height:44px;font-size:13px}.lesson-page .inner-cross-readings a{font-size:12px;padding:6px 0}