.gaoc-refresh h1{font-size:clamp(2rem,4vw,3.4rem);max-width:1000px;}.gaoc-refresh [hidden]{display:none!important;}.gaoc-refresh #gaoc-refresh-status{min-height:1.6em;color:#000000;font-size:14px;}.gaoc-refresh #gaoc-refresh-status.rf-error{color:#806000;}.rf-breadcrumb{display:flex;gap:24px;flex-wrap:wrap;font-size:14px;margin-bottom:28px;}.rf-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:30px 0;}.rf-stats>div{padding:22px;border:1px solid #e6e6e6;border-radius:12px;background:white;}.rf-stats strong{display:block;font-size:32px;font-weight:500;color:#000000;}.rf-stats span{font-size:14px;color:#000000;}.rf-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}.gaoc-refresh .rf-course{padding:0;overflow:hidden;display:flex;flex-direction:column;}.rf-course-photo{display:block;width:100%;aspect-ratio:3.5;max-height:150px;object-fit:cover;filter:saturate(.5);}.rf-course-body{padding:28px;display:flex;flex-direction:column;flex:1;}.rf-course h2{font-size:24px;line-height:1.3;min-height:62px;}.rf-progress-label{display:block;font-size:12px;color:#000000;}.rf-progress-label>span{float:right;}.gaoc-refresh progress{display:block;width:100%;height:7px;margin:10px 0 6px;border:0;border-radius:20px;overflow:hidden;background:#ececec;accent-color:#303030;}.gaoc-refresh progress::-webkit-progress-bar{background:#ececec;}.gaoc-refresh progress::-webkit-progress-value{background:#303030;}.rf-steps{padding-left:22px;font-size:14px;line-height:1.9;}.rf-actions{display:flex;gap:14px;align-items:center;flex-wrap:wrap;}.rf-result{border-top:1px solid #e4e4e4;padding-top:15px;}.rf-certificate-link{font-size:14px;margin-top:12px;}.rf-learning-layout{display:grid;grid-template-columns:290px minmax(0,1fr);gap:26px;align-items:start;}.rf-outline{background:#f8f8f8;border:1px solid #e5e5e5;border-radius:12px;padding:16px;position:sticky;top:110px;}.rf-outline summary{font-weight:600;font-size:14px;cursor:pointer;}.rf-outline summary span{float:right;font-size:12px;font-weight:400;}.rf-outline-progress{padding:8px 0 12px;}#rf-chapters{max-height:60vh;overflow:auto;scrollbar-width:thin;}#rf-chapters button{display:flex;width:100%;align-items:flex-start;gap:9px;padding:10px 8px;margin:3px 0;border:0;border-radius:6px;background:transparent;text-align:left;color:#000000;font:12px/1.5 inherit;cursor:pointer;}#rf-chapters button>span:last-child{font-size:12px;line-height:1.45;}#rf-chapters button[aria-current]{background:#303030;color:white;}#rf-chapters button:disabled{opacity:.55;cursor:not-allowed;}.rf-chapter-number{display:inline-flex;align-items:center;justify-content:center;flex:0 0 25px;font-size:12px;padding-top:2px;}.gaoc-refresh .rf-lesson{padding:34px;scroll-margin-top:110px;min-width:0;}.rf-lesson h2{font-size:clamp(1.5rem,2.2vw,2rem);line-height:1.3;margin-top:0;overflow-wrap:anywhere;}.rf-lesson h2:focus{outline:none;}.rf-reading{font-size:16px;line-height:1.8;max-width:76ch;overflow-wrap:anywhere;}.rf-reading p{margin:0 0 15px;}.rf-audio{padding:14px 18px;background:#f6f6f6;border-radius:10px;margin:22px 0;}.rf-audio>span{display:block;font-size:12px;color:#000000;margin-bottom:8px;}.rf-audio audio{width:100%;max-width:500px;height:40px;}.rf-reference-images{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(240px,100%),1fr));gap:20px;}.rf-reference-images figure{margin:20px 0;}.rf-reference-images img{width:auto;max-width:100%;height:auto;max-height:400px;object-fit:contain;}.rf-section-actions{border-top:1px solid #e8e8e8;margin-top:30px;padding-top:24px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;}.rf-source{margin-top:30px;padding:18px 22px;border:1px solid #e5e5e5;border-radius:10px;font-size:14px;}.rf-source summary{cursor:pointer;}.gaoc-refresh .button{white-space:normal;}.gaoc-refresh button:disabled{opacity:.55;cursor:not-allowed;}.rf-test-bar{position:sticky;top:0;z-index:4;padding:12px 18px;background:#303030;color:#fff;border-radius:10px;display:flex;justify-content:space-between;gap:18px;font-variant-numeric:tabular-nums;}.rf-test-bar p{margin:0;font-size:14px;}.rf-question-nav{display:flex;gap:8px;flex-wrap:wrap;margin:20px 0;}.rf-question-nav button{width:38px;height:38px;border:1px solid #c8c8c8;background:#fff;color:#000000;border-radius:8px;font:inherit;font-size:14px;cursor:pointer;}.rf-question-nav button.answered{background:#ececec;border-color:#555555;}.rf-question-nav button[aria-current]{background:#303030;color:white;border-color:#303030;outline:2px solid #d2d2d2;outline-offset:2px;}.gaoc-refresh .quiz-question{margin:24px 0;padding:28px;border:1px solid #e5e5e5;border-radius:12px;min-width:0;background:#fff;}.quiz-question legend{font-size:13px;font-weight:600;padding:0 10px;}.rf-question-text{margin-bottom:24px;font-size:18px;line-height:1.6;}.gaoc-refresh .quiz-choice{display:flex;gap:12px;align-items:flex-start;cursor:pointer;margin:12px 0;padding:16px;border:1px solid #e5e5e5;border-radius:8px;}.gaoc-refresh .quiz-choice:has(input:checked){background:#f4f4f4;border-color:#555555;}.gaoc-refresh .quiz-choice input{flex:0 0 auto;width:18px;height:18px;margin:4px 0;}.rf-test-actions{display:flex;gap:14px;flex-wrap:wrap;}.rf-test-actions button[type=submit]{margin-left:auto;}.rf-finish{max-width:850px;}.rf-score{font-size:64px;line-height:1;margin:25px 0;color:#000000;}.rf-score span{font-size:30px;}.rf-finish .small{overflow-wrap:anywhere;}@media(max-width:850px){.rf-learning-layout{grid-template-columns:1fr;}.rf-outline{position:static;}#rf-chapters{max-height:300px;}.rf-grid{grid-template-columns:1fr;}.rf-course h2{min-height:0;}}@media(max-width:600px){.rf-stats{gap:8px;}.rf-stats>div{padding:14px 10px;}.rf-stats strong{font-size:26px;}.rf-stats span{font-size:11px;}.rf-course-body{padding:22px;}.gaoc-refresh .rf-lesson{padding:22px;}.gaoc-refresh .quiz-question{padding:16px;}.rf-test-bar{gap:8px;}.rf-test-bar p{font-size:12px;}.rf-test-actions{gap:10px;}.rf-test-actions button[type=submit]{margin:0;width:100%;}.rf-section-actions{flex-direction:column;}.rf-audio{padding:12px;}.rf-question-text{font-size:16px;}.rf-reading{font-size:15px;}.rf-outline summary span{float:none;margin-left:16px;}.rf-dashboard>h1{font-size:2rem;}.rf-certificate-link a{overflow-wrap:anywhere;}}

/* Structured, editable HTML5 course content. */
.rf-reading h3{font-size:1.15rem;color:#000000;line-height:1.5;margin:1.5em 0 .5em;}.rf-reading h3:first-child{margin-top:0;}.rf-reading ul,.rf-reading ol{padding-left:1.4em;margin:1em 0 1.5em;}.rf-reading li{margin:.45em 0;}.rf-reading table{border-collapse:collapse;width:100%;display:block;overflow:auto;}.rf-reading td,.rf-reading th{padding:10px;border:1px solid #e5e5e5;}.rf-reading img,.rf-reading video{max-width:100%;height:auto;}.rf-reading audio{width:100%;max-width:560px;}.rf-reading blockquote{margin:20px 0;padding:16px 20px;border-left:4px solid #303030;background:#f6f6f6;}

/* Presentation mode shares the HTML5 renderer with the authoring preview. */
.gaoc-refresh .rf-lesson{padding:0;background:transparent;border:0;}.gaoc-refresh:has(.gs-player)> .container > h1{font-size:clamp(1.5rem,2.5vw,2.4rem);margin-bottom:14px;}.gaoc-refresh .rf-learning-layout{grid-template-columns:250px minmax(0,1fr);gap:20px;}.gaoc-refresh .rf-breadcrumb{margin-bottom:16px;}.gaoc-refresh:has(.gs-player){padding-top:26px;}.rf-lesson[aria-busy=true] .gs-player{opacity:.7;}@media(max-width:1050px){.gaoc-refresh .rf-learning-layout{grid-template-columns:210px minmax(0,1fr);}}@media(max-width:850px){.gaoc-refresh .rf-learning-layout{grid-template-columns:1fr;}.rf-outline:not([open]){padding:12px 16px;}}