:root{font-family:Segoe UI,Arial,sans-serif;color:#18303e;background:#fff;font-synthesis:none;--ink:#18303e;--muted:#52667b;--teal:#117d79;--light:#e9f6f5;--border:#dce4e9}.download-link{text-decoration:none}.supplemental-label{display:block;font-size:10px;margin-top:5px;color:var(--muted);line-height:1.5}.backup-text{margin-top:20px;font-size:12px;color:var(--muted)}.backup-text summary{cursor:pointer}.backup-text textarea{width:100%;height:160px;margin-top:10px;resize:vertical;border:1px solid var(--border);border-radius:4px;font-family:Consolas,monospace;font-size:12px;padding:12px;color:var(--ink);line-height:1.6}.search-match{color:var(--teal)!important}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit}button:disabled{cursor:default;opacity:.45}button{transition:background .15s,color .15s;border:0;background:none}a{color:var(--teal);text-underline-offset:3px}a:hover{text-decoration-thickness:2px}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible,.table-scroll:focus-visible{outline:3px solid #61b5b0;outline-offset:3px}h1,h2,h3,p{margin:0}h1,h2,h3{color:var(--ink)}h1,h2,.brand strong,.lesson-outline h3{font-family:Georgia,Times New Roman,serif}h1{font-size:40px;letter-spacing:-1.3px;line-height:1.17;font-weight:700}h2{font-size:27px;line-height:1.3;letter-spacing:-.45px}h3{font-size:19px;line-height:1.4}p{line-height:1.65;color:var(--muted)}small{font-size:12px;color:var(--muted)}.muted{color:var(--muted)}.teal{color:var(--teal)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;top:-60px;left:10px;background:#fff;padding:12px;z-index:100}.skip-link:focus{top:10px}.sidebar{width:260px;position:fixed;inset:0 auto 0 0;border-right:1px solid var(--border);padding:30px 14px;display:flex;flex-direction:column;background:#fff;z-index:30}.brand{display:flex;align-items:center;gap:14px;text-align:left;padding:0 12px 34px}.brand svg{flex-shrink:0;color:var(--teal)}.brand strong{display:block;font-size:27px;letter-spacing:-.6px}.brand small{display:block;font-size:14px;margin-top:4px}.main-nav{padding-bottom:25px;border-bottom:1px solid var(--border)}.main-nav button{display:flex;align-items:center;gap:16px;width:100%;padding:14px 17px;font-size:15px;text-align:left;border-radius:4px;color:var(--muted)}.main-nav button.active,.main-nav button:hover{background:#f2f6f7;color:var(--ink)}.section-nav{padding-top:16px;display:flex;flex-direction:column;gap:5px}.section-nav button{display:flex;align-items:flex-start;text-align:left;gap:14px;font-size:14px;line-height:1.5;width:100%;padding:14px 12px;border-radius:5px;color:var(--muted)}.section-nav button.selected{background:var(--light);color:#086870;font-weight:600}.section-nav button:hover{background:#f0f7f7}.section-number{height:28px;width:28px;min-width:28px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;background:#eef1f3;font-weight:600;font-size:13px;color:var(--ink)}.selected .section-number{background:var(--teal);color:#fff}.sidebar-bottom{margin-top:auto;padding:26px 13px 0;font-size:12px;color:var(--muted)}.sidebar-bottom small{display:block;margin:7px 0 0 12px;font-size:11px}.local-indicator{display:inline-block;width:5px;height:5px;border-radius:50%;background:var(--teal);margin-right:7px;vertical-align:middle}.main-shell{margin-left:260px}.topbar{height:65px;position:sticky;top:0;z-index:20;background:#fffffff7;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:24px;justify-content:space-between;padding:0 30px}.breadcrumb{display:flex;gap:10px;align-items:center;min-width:0;font-size:13px;color:var(--muted)}.breadcrumb button{color:var(--teal);padding:4px 0;flex-shrink:0}.breadcrumb span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:380px}.breadcrumb svg{flex-shrink:0}.search-box{display:flex;align-items:center;gap:10px;flex-shrink:0;width:240px;padding:9px 12px;border:1px solid #d5dfe6;border-radius:6px;color:var(--muted)}.search-box input{width:100%;border:0;outline:0;font-size:13px;background:transparent;color:var(--ink)}.search-box:focus-within{outline:2px solid #61b5b0;outline-offset:2px}.page{padding:40px 46px 64px;max-width:1200px;margin:0 auto}.page-heading{display:flex;gap:25px;justify-content:space-between;margin-bottom:28px}.page-heading p{font-size:16px;margin-top:14px;max-width:720px}.heading-icon{height:46px;width:46px;color:var(--teal);flex-shrink:0;margin-top:4px}.mode-tabs{display:flex;border-bottom:1px solid var(--border);gap:18px}.mode-tabs button{font-size:14px;padding:15px 14px;position:relative;color:var(--muted);font-weight:600}.mode-tabs button.active{color:#086e74}.mode-tabs button.active:after{content:"";position:absolute;bottom:-1px;left:8px;right:8px;height:3px;border-radius:3px;background:var(--teal)}.resume-strip{display:flex;align-items:center;justify-content:space-between;text-align:left;background:var(--light);padding:20px 22px;width:100%;margin:25px 0;gap:15px;border-left:3px solid var(--teal);border-radius:3px}.resume-strip small{display:block;color:var(--teal);margin-bottom:6px}.resume-strip strong{font-size:17px}.resume-strip svg{color:var(--teal)}.library-section{margin-top:32px}.section-heading{display:flex;gap:13px;align-items:center;margin-bottom:17px}.section-heading h2{font-family:inherit;font-size:19px;letter-spacing:-.2px}.section-heading p{font-size:12px;margin-top:5px}.lesson-list{border-top:1px solid var(--border)}.lesson-row{display:flex;align-items:center;border-bottom:1px solid var(--border)}.lesson-open{display:flex;align-items:center;text-align:left;gap:16px;padding:18px 4px;width:100%;min-width:0}.lesson-open div{flex:1;min-width:0}.lesson-open strong{font-size:16px;font-weight:600}.lesson-open p{font-size:12px;margin-top:6px}.lesson-open>svg{flex-shrink:0;color:var(--muted);margin-right:9px}.lesson-open:hover{color:var(--teal)}.status-dot{width:22px;height:22px;min-width:22px;border:1px solid #cbd6dd;border-radius:50%;display:flex;align-items:center;justify-content:center}.status-dot.done{background:var(--light);color:var(--teal);border-color:var(--teal)}.icon-button{display:inline-flex;align-items:center;justify-content:center;padding:8px;border-radius:5px;color:var(--muted);min-height:36px;min-width:36px}.icon-button:hover{background:#f0f6f6}.icon-button.bookmarked{color:var(--teal);background:var(--light)}.quiet-note{font-size:12px;line-height:1.8;color:var(--muted);border-top:1px solid var(--border);margin-top:35px;padding-top:20px}.empty-state{padding:45px 0}.empty-state p{margin-top:12px}.reader-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(185px,220px);gap:35px;padding:33px 32px 60px 44px;max-width:none;margin:0 auto}.reader{min-width:0}.reader-title{display:flex;align-items:flex-start;justify-content:space-between;gap:18px}.reader-title h1{font-size:37px}.reader-title p{font-family:Georgia,serif;font-size:20px;margin:9px 0 10px}.reader .mode-tabs{margin-bottom:14px}.section-intro{font-size:12px;color:var(--muted);margin-bottom:18px}.section-intro summary{display:flex;align-items:center;gap:8px;cursor:pointer;width:fit-content}.section-intro[open] summary{margin-bottom:15px}.section-intro .prose{font-size:14px;background:#f8fafb;padding:18px;border-left:2px solid var(--border);margin-top:10px}.reading-progress{display:flex;align-items:center;gap:15px;font-size:12px;color:var(--muted);margin:20px 0 27px}.reading-progress>span{flex-shrink:0;display:flex;align-items:center;gap:4px}.progress-track{height:7px;background:#e7edf0;border-radius:8px;overflow:hidden;flex:1}.progress-track>span{height:100%;display:block;background:var(--teal);border-radius:8px;transition:width .2s}.step-title{font-size:28px;margin-bottom:20px}.prose{font-size:16px;line-height:1.8;color:#3c5266;overflow-wrap:anywhere}.prose .text-paragraph{margin-bottom:17px}.prose strong{color:var(--ink);font-weight:650}.prose h1{font-size:29px;margin:26px 0 14px}.prose h2{font-size:25px;margin:26px 0 14px}.prose h3{font-size:20px;margin:23px 0 12px}.prose h4{font-size:18px;margin:20px 0 12px}.prose ul,.prose ol{padding-left:23px;margin:12px 0 20px}.prose li{padding-left:3px;margin-bottom:8px}.prose li .text-paragraph{margin-bottom:7px}.prose blockquote{border-left:3px solid var(--teal);margin:20px 0;padding:12px 20px;background:var(--light)}.prose code{background:#f0f5f6;padding:2px 5px;border-radius:3px}.prose pre{white-space:pre-wrap}.prose hr{border:0;border-top:1px solid var(--border);margin:25px 0}.clarification{background:var(--light);border-left:3px solid #338f8a;padding:16px 20px;border-radius:3px}.table-scroll{overflow:auto;width:100%;margin:22px 0 24px;border:1px solid #d5dfe7;border-radius:5px}.prose table{width:100%;border-collapse:collapse;line-height:1.6;font-size:14px;text-align:left;min-width:400px}.prose th{background:#f0f3f6;color:var(--ink);font-weight:650}.prose th,.prose td{padding:10px 13px;border-right:1px solid var(--border);border-bottom:1px solid var(--border);vertical-align:top}.prose tr:last-child td{border-bottom:0}.prose th:last-child,.prose td:last-child{border-right:0}.prose td:first-child{color:var(--ink)}.figure-button{display:block;max-width:100%;padding:0;background:#f7f9fa;border:1px solid var(--border);border-radius:4px;margin:20px auto 8px;overflow:hidden}.figure-button img{display:block;width:auto;height:auto;max-height:600px;max-width:100%;object-fit:contain;margin:auto}.figure-button span{display:block;font-size:11px;color:var(--muted);padding:6px;text-align:center}.personal-notes{border-top:1px solid var(--border);padding-top:15px;margin:25px 0 15px;color:var(--muted);font-size:13px}.personal-notes summary{cursor:pointer}.personal-notes textarea{display:block;width:100%;min-height:120px;border:1px solid var(--border);padding:14px;line-height:1.6;border-radius:5px;margin:12px 0 5px;resize:vertical}.reading-actions{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--border);padding-top:18px;gap:16px;margin-top:22px}.button{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:43px;font-size:13px;font-weight:600;line-height:1.4;padding:11px 17px;border-radius:5px;border:1px solid transparent;text-align:center}.button.primary{background:var(--teal);color:#fff;border-color:var(--teal)}.button.primary:hover{background:#096d69}.button.secondary{background:#fff;border-color:#bfced9;color:#40596f}.button.secondary:hover{background:#f4f8f9}.button-row{display:flex;gap:12px;flex-wrap:wrap}.text-button{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:var(--teal);padding:8px 0;text-align:left}.text-button:hover{text-decoration:underline;text-underline-offset:4px}.back-library{margin-top:28px}.lesson-outline{border-left:1px solid var(--border);padding-left:20px;margin-top:0;align-self:start;position:sticky;top:90px;max-height:calc(100vh - 115px);overflow:auto}.lesson-outline h3{font-size:18px;margin:8px 0 15px}.lesson-outline nav button{display:flex;gap:10px;align-items:flex-start;width:100%;text-align:left;color:var(--muted);font-size:12px;line-height:1.5;padding:10px 12px;border-left:3px solid transparent;margin:4px 0}.lesson-outline nav button span{flex:1}.lesson-outline nav button svg{flex-shrink:0;margin-top:2px}.lesson-outline nav button.selected{background:var(--light);border-left-color:var(--teal);color:#245367}.lesson-outline nav button:hover{background:#f5f9f9}.next-lessons{margin-top:25px;font-size:12px;color:var(--muted)}.next-lessons summary{cursor:pointer}.next-lessons button{display:block;text-align:left;padding:10px 0;font-size:12px;color:var(--teal);width:100%}.lesson-finish{margin-top:30px;padding:28px;background:#f1f8f7;border-left:3px solid var(--teal);border-radius:4px}.lesson-finish h2{margin-top:10px}.lesson-finish p{margin:12px 0 20px;font-size:14px}.finish-check{color:var(--teal)}.related-readings{padding-top:10px}.related-readings button{display:flex;align-items:center;gap:10px;margin:8px 0;text-align:left;font-size:13px;color:var(--teal)}.supplemental{border-top:1px solid #c9dddd;margin-top:20px;padding-top:20px}.supplemental h3{font-size:16px}.supplemental p{margin:8px 0 15px}.practice-filters{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:20px;margin:30px 0}.practice-filters label{display:flex;flex-direction:column;gap:9px;color:var(--muted);font-size:12px}.practice-filters select{color:var(--ink);background:#fff;border:1px solid #cbd7e0;border-radius:4px;min-height:43px;padding:8px 30px 8px 12px;width:100%;font-size:14px}.practice-start{border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:25px 0;display:flex;justify-content:space-between;align-items:center;gap:20px}.practice-start p{font-size:13px;margin-top:8px}.question-list{margin-top:18px}.question-list>button{display:grid;grid-template-columns:95px minmax(0,1fr) 110px;width:100%;text-align:left;border-bottom:1px solid var(--border);gap:15px;padding:20px 0;align-items:center}.question-list>button:hover{background:#f8fbfb}.question-type{color:var(--teal);font-size:12px;font-weight:600}.question-preview{font-size:14px;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.question-status{font-size:11px;color:var(--muted);display:flex;justify-content:flex-end;gap:6px;align-items:center}.question-status.good{color:var(--teal)}.question-page{max-width:950px}.session-meta{display:flex;justify-content:space-between;gap:15px;margin:24px 0 12px;font-size:12px;line-height:1.5;color:var(--muted)}.session-meta strong{flex-shrink:0}.question-heading{display:flex;align-items:center;justify-content:space-between;margin:27px 0 14px}.question-heading p{font-size:12px;color:var(--teal)}.question-stem .prose{font-size:19px;line-height:1.75;color:var(--ink)}.clinical-data{border-left:3px solid var(--border);padding-left:16px}.question-images{display:flex;flex-wrap:wrap;gap:18px;margin-bottom:18px}.question-images figure{margin:0;flex:1;min-width:200px}.question-images img{max-height:420px}.question-images figcaption{font-size:12px;color:var(--muted);line-height:1.6;text-align:center}.answer-options{margin:20px 0;padding:0;border:0;display:flex;flex-direction:column;gap:10px}.answer-option{display:flex;align-items:center;gap:12px;border:1px solid #cedae2;border-radius:5px;padding:15px;cursor:pointer;font-size:15px;line-height:1.5}.answer-option>span:nth-of-type(2){flex:1}.answer-option input{width:16px;height:16px;accent-color:var(--teal);flex-shrink:0}.option-letter{color:var(--muted);font-size:13px;font-weight:600;min-width:14px}.answer-option:hover{background:#f5fafa}.answer-option.selected{background:var(--light);border-color:var(--teal)}.answer-option.correct{background:#edf8f1;border-color:#3a8b61;color:#246345}.answer-option.incorrect{background:#fff4f1;border-color:#b6644d}.check-answer{margin:4px 0 10px}.written-draft{margin:22px 0}.written-draft label{display:block;font-size:14px;font-weight:600;margin-bottom:10px}.written-draft textarea{width:100%;min-height:220px;display:block;resize:vertical;border:1px solid #cbd7e0;border-radius:5px;padding:17px;font-size:16px;line-height:1.75;color:var(--ink)}.written-draft small{display:block;margin-top:8px;line-height:1.7}.answer-feedback{margin-top:25px;background:#f0f8f5;border-left:3px solid #3a8b61;padding:25px;border-radius:4px}.answer-feedback.needs-work{background:#fff8f5;border-color:#b6644d}.answer-feedback h2{font-size:25px;display:flex;gap:10px;align-items:center}.answer-topic{font-size:12px;margin:8px 0 16px}.correct-answer{display:block;line-height:1.6;margin-bottom:15px;font-size:15px}.model-points{padding-left:23px}.model-points li{padding-left:4px;margin-bottom:15px}.assessment-label{font-size:14px;font-weight:600;margin:20px 0 10px}.assessment-buttons{display:flex;flex-wrap:wrap;gap:8px}.answer-sources,.return-reading{border-top:1px solid #cdded5;margin-top:20px;padding-top:15px;font-size:12px;line-height:1.8;color:var(--muted)}.answer-sources summary,.return-reading summary{cursor:pointer;color:var(--teal)}.answer-sources ul{padding-left:18px}.answer-sources li{margin-bottom:8px;overflow-wrap:anywhere}.answer-sources>div{margin:15px 0}.answer-sources p,.return-reading p{font-size:12px;margin-top:10px}.session-summary{padding-top:75px}.session-summary h1{margin:20px 0 15px}.session-summary>p{margin:15px 0 25px}.summary-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;padding:25px 0 30px;margin:20px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.summary-stats strong{font-family:Georgia,serif;display:block;color:var(--teal);font-size:36px;letter-spacing:-1px}.summary-stats span{display:block;font-size:12px;color:var(--muted);line-height:1.6;margin-top:9px}.accuracy-line{display:flex;gap:23px;align-items:center;margin:25px 0 35px}.accuracy-line strong{font-size:26px;color:var(--teal)}.accuracy-line p{max-width:520px;font-size:13px}.progress-section{margin-top:35px}.progress-section h2{font-size:25px;margin-bottom:20px;display:flex;gap:10px;align-items:center}.syllabus-progress{padding:15px 0}.syllabus-progress>div:first-child{display:flex;justify-content:space-between;gap:20px;margin-bottom:12px;font-size:14px}.syllabus-progress span{font-size:12px;color:var(--muted);text-align:right}.bookmark-row{display:flex;text-align:left;justify-content:space-between;gap:20px;width:100%;border-bottom:1px solid var(--border);padding:15px 0;color:var(--teal)}.bookmark-row small{display:block;margin-top:5px}.backup-section{padding-top:25px;border-top:1px solid var(--border);margin-top:35px}.backup-section p{font-size:14px;margin:13px 0 20px;max-width:660px}.restore-confirm{margin-top:20px;padding:20px;background:#fff8ed;border-left:3px solid #bd873d}.restore-confirm p{margin:0 0 15px}.toast{position:fixed;bottom:20px;left:50%;transform:translate(-50%);background:var(--ink);color:#fff;padding:14px 20px;box-shadow:0 5px 25px #18303e25;border-radius:6px;font-size:13px;z-index:90;display:flex;align-items:center;gap:20px;max-width:90vw}.toast button{color:#fff;padding:3px}.storage-error{background:#fff4df;color:#715116;padding:15px 25px;font-size:13px;line-height:1.6}.image-overlay{position:fixed;inset:0;z-index:100;background:#0b1b28ec;display:flex;align-items:center;justify-content:center;padding:80px 28px 25px}.image-close{position:absolute;top:22px;right:25px}.image-overlay figure{margin:0;max-height:100%;max-width:100%;overflow:auto}.image-overlay img{display:block;max-width:100%;max-height:calc(100vh - 145px);object-fit:contain;margin:auto;background:#fff}.image-overlay figcaption{font-size:13px;line-height:1.6;text-align:center;margin-top:15px;color:#fff}.mobile-toggle,.mobile-close,.menu-backdrop{display:none}@media(min-width:1600px){.reader-layout{grid-template-columns:minmax(0,1fr) 240px;max-width:none;padding-left:65px;padding-right:32px;gap:42px}.reader-title h1{font-size:42px}.prose{font-size:17px}}@media(max-width:1250px){.sidebar{width:235px;padding-left:10px;padding-right:10px}.brand{gap:10px;padding-left:7px}.brand strong{font-size:25px}.brand svg{width:38px}.main-shell{margin-left:235px}.reader-layout{grid-template-columns:minmax(0,1fr) 180px;gap:22px;padding:30px 24px}.reader-title h1{font-size:32px}.reader-title p{font-size:18px}.lesson-outline{padding-left:13px}.lesson-outline nav button{padding:8px;font-size:11px}.page{padding:35px 30px}.topbar{padding:0 24px;gap:15px}.search-box{width:205px}.breadcrumb span{max-width:200px}}@media(max-width:1030px){.reader-layout{display:flex;flex-direction:column}.lesson-outline{position:static;order:-1;border-left:0;border-bottom:1px solid var(--border);padding:0 0 10px;max-height:none;width:100%}.lesson-outline h3{font-family:inherit;font-size:12px;margin:0 0 8px;color:var(--muted)}.lesson-outline nav{display:flex;overflow:auto;gap:6px;padding-bottom:4px}.lesson-outline nav button{width:auto;flex-shrink:0;max-width:220px;border-left:0;border-bottom:2px solid transparent;font-size:11px;padding:6px 10px;margin:0}.lesson-outline nav button.selected{border-bottom-color:var(--teal)}.next-lessons,.heading-icon{display:none}.practice-filters{grid-template-columns:1fr;gap:15px}.practice-filters label{gap:5px}.summary-stats{gap:20px}.summary-stats strong{font-size:29px}.question-list>button{grid-template-columns:80px minmax(0,1fr);gap:10px}.question-status{grid-column:2;justify-content:flex-start}.syllabus-progress>div:first-child{flex-direction:column;gap:6px}.syllabus-progress span{text-align:left}}@media(max-width:760px){.sidebar{transform:translate(-100%);width:265px;transition:transform .2s;padding-top:27px;overflow:auto}.sidebar.is-open{transform:translate(0)}.main-shell{margin-left:0}.mobile-toggle,.mobile-close{display:inline-flex}.mobile-close{position:absolute;right:8px;top:8px}.menu-backdrop{display:block;position:fixed;inset:0;background:#18303e60;z-index:29}.topbar{padding:0 14px;height:61px;gap:10px}.breadcrumb{font-size:11px;flex:1}.breadcrumb span,.breadcrumb svg{display:none}.breadcrumb button{white-space:nowrap;max-width:155px;overflow:hidden;text-overflow:ellipsis;flex-shrink:1}.search-box{width:155px;padding:8px 9px;gap:7px}.search-box input{font-size:12px}.search-box svg{width:15px;flex-shrink:0}.page{padding:28px 20px 45px}h1{font-size:31px;letter-spacing:-.8px}.page-heading p{font-size:14px;margin-top:12px}.mode-tabs{gap:10px}.mode-tabs button{font-size:13px;padding:12px 8px}.section-heading h2{font-size:17px}.library-section{margin-top:27px}.lesson-open strong{font-size:14px}.lesson-open p{font-size:11px}.lesson-open{gap:10px;padding:16px 0}.lesson-open>svg{display:none}.lesson-row .icon-button{padding:6px;min-width:30px}.status-dot{width:19px;height:19px;min-width:19px}.reader-layout{padding:20px 20px 45px;gap:20px}.reader-title h1{font-size:29px;letter-spacing:-.7px}.reader-title p{font-size:17px;line-height:1.5}.reader-title{gap:10px}.step-title{font-size:24px}.prose{font-size:15px;line-height:1.85}.reading-progress{gap:10px;margin:17px 0 24px;font-size:11px}.prose table{font-size:13px}.prose th,.prose td{padding:9px 11px}.reading-actions{gap:10px;align-items:stretch}.button{font-size:12px;padding:10px 12px;min-height:43px;gap:7px}.reading-actions .primary{max-width:240px}.reading-actions .secondary{padding-left:10px;padding-right:10px}.reading-actions svg{width:15px;flex-shrink:0}.lesson-finish{padding:21px}.lesson-finish h2{font-size:24px}.practice-start{align-items:flex-start;flex-direction:column;gap:16px}.question-stem .prose{font-size:17px}.session-meta{flex-direction:column;gap:8px}.answer-option{font-size:14px;padding:13px 10px;gap:9px}.answer-feedback{padding:20px 17px}.answer-feedback h2{font-size:23px}.answer-feedback .prose{font-size:14px}.question-heading p{font-size:11px}.question-images figure{min-width:100%}.question-actions{flex-wrap:wrap}.summary-stats{grid-template-columns:1fr;gap:19px}.summary-stats>div{display:flex;align-items:center;gap:20px}.summary-stats strong{min-width:90px;font-size:30px}.summary-stats span{margin:0;max-width:180px}.accuracy-line{gap:17px;align-items:flex-start}.accuracy-line p{font-size:12px}.toast{width:calc(100% - 30px);bottom:15px}.image-overlay{padding:75px 12px 20px}.sidebar-bottom{padding-top:25px}.section-nav button{padding:12px}.brand{padding-bottom:25px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}.study-prose .study-keyword,.study-prose .study-emphasis{box-decoration-break:clone;-webkit-box-decoration-break:clone;border-radius:3px;padding:.04em .16em;color:var(--cue-ink);background:var(--cue-bg);font-style:normal}.study-prose .study-keyword{font-weight:600}.study-prose .study-emphasis{font-weight:700;border-bottom:2px solid var(--cue-line)}.study-keyword--concept,.study-emphasis--concept,.study-legend-item--concept{--cue-ink:#57327e;--cue-bg:#f2edf9;--cue-line:#9673ba}.study-keyword--clue,.study-emphasis--clue,.study-legend-item--clue{--cue-ink:#164e83;--cue-bg:#eaf2ff;--cue-line:#6399c6}.study-keyword--action,.study-emphasis--action,.study-legend-item--action{--cue-ink:#075c46;--cue-bg:#e8f6ef;--cue-line:#4e9b7a}.study-keyword--caution,.study-emphasis--caution,.study-legend-item--caution{--cue-ink:#8c381b;--cue-bg:#fff0df;--cue-line:#c67f48}.study-prose .clarification{background:#fff7ec;border-left-color:#b87636}.study-prose h3{color:#395878}.study-legend{display:flex;flex-wrap:wrap;gap:8px 15px;align-items:center;font-size:11px;line-height:1.6;margin:-5px 0 19px;color:var(--muted)}.study-legend>span:first-child{font-weight:600;margin-right:3px}.study-legend-item{display:flex;gap:6px;align-items:center;color:var(--cue-ink)}.study-legend-item i{width:9px;height:9px;border-radius:2px;background:var(--cue-line)}.study-visual{margin:0 0 28px;border:1px solid #d7e1e9;border-radius:7px;overflow:hidden;background:#fff}.study-visual-heading{padding:17px 22px 8px}.study-visual-heading>span{font-size:10px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--teal)}.study-visual-heading h3{font-size:17px;font-weight:650;margin-top:5px;line-height:1.5}.study-diagram-button{display:block;padding:0 14px 8px;width:100%;text-align:center}.study-diagram-button picture,.study-diagram-button img{display:block;width:100%;height:auto}.study-diagram-button img{max-width:1080px;margin:0 auto}.study-diagram-button>span{display:inline-block;color:var(--teal);font-size:11px;padding:7px 10px;border-radius:4px;background:#edf7f6}.study-diagram-button:hover>span{background:#dff0ef}.study-visual>figcaption{font-size:12px;line-height:1.75;color:var(--muted);padding:6px 22px 18px}.study-memory{border-top:1px solid #e2d9ef;background:#f7f3fb;padding:17px 22px;display:grid;grid-template-columns:auto 1fr;gap:12px 22px}.study-memory>div>span{display:block;font-size:10px;letter-spacing:.6px;text-transform:uppercase;color:#6c4c8d}.study-memory>div>strong{display:block;font-size:24px;letter-spacing:1px;color:#57327e;margin-top:5px;max-width:170px;overflow-wrap:anywhere}.study-memory dl{display:flex;flex-wrap:wrap;gap:10px 20px;margin:0;align-content:start}.study-memory dl>div{display:flex;gap:9px;font-size:13px;line-height:1.6}.study-memory dt{font-weight:750;color:#57327e;min-width:15px}.study-memory dd{margin:0;color:#493f61;max-width:320px}.study-memory>p{grid-column:1/-1;font-size:11px;color:#6c5b80;line-height:1.7}.study-prose .table-scroll{margin-top:20px}@media(max-width:760px){.study-legend{font-size:10px;gap:7px 11px;margin-bottom:15px}.study-visual-heading{padding:15px 15px 6px}.study-visual-heading h3{font-size:16px}.study-diagram-button{padding:0 8px 8px}.study-visual>figcaption{padding:5px 15px 15px;font-size:11px}.study-memory{padding:15px;grid-template-columns:1fr;gap:12px}.study-memory dl{flex-direction:column;gap:9px}.study-memory dl>div{font-size:12px}.study-memory>div>strong{max-width:none;font-size:22px}.study-prose .study-keyword,.study-prose .study-emphasis{padding:.03em .1em}}@media print{.study-visual{break-inside:avoid}.study-legend,.study-diagram-button>span{display:none}.study-prose .study-keyword,.study-prose .study-emphasis,.study-memory{print-color-adjust:exact;-webkit-print-color-adjust:exact}}@media(max-width:760px){.sidebar{visibility:hidden;pointer-events:none}.sidebar.is-open{visibility:visible;pointer-events:auto}}@media print{.sidebar,.topbar,.lesson-outline,.reading-actions,.personal-notes,.back-library,.mode-tabs,.icon-button{display:none}.main-shell{margin:0}.reader-layout{display:block;padding:0}.reader{width:100%}.prose table{font-size:11px}.table-scroll{overflow:visible}.figure-button span,.section-intro{display:none}body{font-size:12px}}.pomodoro{margin:0 9px 20px;padding:13px;border:1px solid #d6e2e7;border-radius:7px;background:#f8fbfb;flex-shrink:0}.pomodoro-heading{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:10px}.pomodoro-heading>span{display:flex;gap:7px;align-items:center;font-size:12px;font-weight:650;color:var(--teal)}.pomodoro-heading small{font-size:10px;white-space:nowrap}.pomodoro-phases{display:flex;gap:2px;border-bottom:1px solid #d9e4e8;padding-bottom:6px}.pomodoro-phases button{flex:1;font-size:10px;line-height:1.4;padding:5px 2px;border-radius:3px;white-space:nowrap;color:var(--muted)}.pomodoro-phases button[aria-pressed=true]{background:#dff0ee;color:#09655f;font-weight:650}.pomodoro-display{display:flex;align-items:center;justify-content:space-between;gap:8px;margin:10px 0}.pomodoro-clock{font-size:29px;line-height:1.2;letter-spacing:1px;font-weight:600;font-variant-numeric:tabular-nums;color:var(--ink)}.pomodoro-display>span:last-child{font-size:10px;color:var(--muted);text-align:right}.pomodoro-controls{display:flex;gap:8px}.pomodoro-controls button{display:flex;align-items:center;justify-content:center;gap:6px;font-size:11px;min-height:32px;border-radius:4px}.pomodoro-start{background:var(--teal);color:#fff;flex:1}.pomodoro-start:hover{background:#096d69}.pomodoro-reset{padding:5px 8px;color:var(--muted)}.pomodoro-reset:hover{background:#eaf1f3}.pomodoro-settings{margin-top:11px}.pomodoro-settings summary{display:flex;align-items:center;gap:6px;width:fit-content;color:var(--muted);font-size:10px;cursor:pointer}.pomodoro-settings[open] summary{color:var(--teal);margin-bottom:12px}.pomodoro-fields{display:grid;grid-template-columns:1fr 1fr;gap:10px 9px}.pomodoro-fields label{font-size:10px;line-height:1.5;color:var(--muted)}.pomodoro-fields input{display:block;width:100%;margin-top:4px;border:1px solid #bcced6;border-radius:3px;font-size:12px;min-height:30px;padding:4px 6px;color:var(--ink);background:#fff}.pomodoro-settings form>small{font-size:9px;line-height:1.6;display:block;margin-top:7px}.pomodoro-sound{display:flex;align-items:center;gap:7px;font-size:11px;margin-top:9px;color:var(--muted)}.pomodoro-sound input{accent-color:var(--teal)}.pomodoro-settings p{font-size:10px;line-height:1.6;margin:9px 0}.pomodoro-apply{font-size:11px;font-weight:600;border:1px solid #9dbbb9;color:#09655f;border-radius:4px;padding:7px 10px;width:100%;background:#fff}.pomodoro-apply:hover{background:#e9f6f5}.pomodoro-notice{font-size:11px;line-height:1.6;margin-top:10px;padding-top:8px;border-top:1px solid #d4e3e2;color:#09655f}.pomodoro-break{background:#f5f8fd;border-color:#d6dfed}.pomodoro-break .pomodoro-heading>span{color:#355d85}.pomodoro-break .pomodoro-phases button[aria-pressed=true]{background:#e5edf8;color:#355d85}@media(min-width:761px){.sidebar{overflow-y:auto;overflow-x:hidden}.sidebar>.brand,.sidebar>.main-nav,.sidebar>.section-nav,.sidebar>.sidebar-bottom{flex-shrink:0}}@media(min-width:761px)and (max-height:950px){.sidebar{padding-top:22px;padding-bottom:22px}.sidebar .brand{padding-bottom:18px}.sidebar .main-nav{padding-bottom:16px}.sidebar .main-nav button{padding-top:10px;padding-bottom:10px}.sidebar .section-nav{gap:3px;padding-top:12px}.sidebar .section-nav button{padding-top:9px;padding-bottom:9px}.sidebar .sidebar-bottom{padding-top:17px}.pomodoro{margin-bottom:14px}}.sync-status{padding:12px 30px;border-bottom:1px solid var(--border);font-size:12px;line-height:1.6;color:var(--muted);background:#f7fbfa}.sync-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:#81959f;margin-right:8px}.sync-dot--synced{background:var(--teal)}.sync-dot--offline,.sync-dot--storage-error{background:#c67f48}.sync-versions{margin-top:8px}.sync-versions summary{cursor:pointer;color:var(--teal)}.sync-versions>p{margin:10px 0}.sync-version{padding:14px 0;border-top:1px solid var(--border)}.sync-version>small{display:block;margin:4px 0 10px}.sync-version textarea{display:block;width:100%;max-width:800px;min-height:70px;padding:10px;margin:5px 0;border:1px solid var(--border);border-radius:4px;font-size:13px}.sync-version>div{margin:10px 0}@media(max-width:760px){.sync-status{padding:10px 20px;font-size:11px}}.practice-order{display:flex;align-items:flex-end;gap:16px;flex-wrap:wrap;margin:-10px 0 24px}.practice-order label{display:flex;flex-direction:column;gap:9px;color:var(--muted);font-size:12px}.practice-order select{color:var(--ink);background:#fff;border:1px solid #cbd7e0;border-radius:4px;min-height:43px;padding:8px 30px 8px 12px;min-width:180px;font-size:14px}.profile-picker{min-height:100vh;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:32px 20px;gap:20px;background:#f4faf9}.profile-picker>svg{color:var(--teal)}.profile-picker h1{font-size:34px}.profile-choices{display:flex;gap:20px;flex-wrap:wrap;justify-content:center;margin-top:10px}.profile-choices .button{width:160px;height:160px;min-width:160px;flex-shrink:0;border-radius:50%;flex-direction:column;justify-content:center;gap:12px;font-size:20px;padding:20px;box-shadow:0 5px 12px #0f413f2e,0 2px 4px #0f413f1a;transition:box-shadow .2s ease,background .15s,color .15s}.profile-choices .button:focus-visible{box-shadow:0 12px 26px #0f413f4d,0 4px 8px #0f413f29}@media(hover:hover){.profile-choices .button:hover{box-shadow:0 12px 26px #0f413f4d,0 4px 8px #0f413f29}}@media(prefers-reduced-motion:reduce){.profile-choices .button{transition:none}}.profile-bar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px 32px;border-bottom:1px solid var(--border);font-size:13px;background:#fff}.profile-bar .text-button{margin:0;font-size:13px}@media(max-width:760px){.profile-bar{padding:10px 20px}.profile-picker h1{font-size:28px}}.hard-label{display:block;margin-top:5px;color:#78531b;font-size:11px;font-weight:600;line-height:1.5}.profile-switches{display:flex;gap:24px;align-items:center}.room-picker>p{max-width:520px}.room-picker>.text-button{margin-top:16px}@media(max-width:760px){.profile-bar{gap:12px;align-items:flex-start}.profile-switches{gap:8px;flex-direction:column;align-items:flex-end;flex-shrink:0}.profile-bar>span{padding-top:3px}}