body{color:#303047}html{scroll-padding-top:60px}.learning-header{height:60px;background:#16161e;color:#fff;display:flex;align-items:center;gap:24px;padding:0 18px;border-bottom:1px solid #41414d}.learning-logo{display:flex;align-items:center;gap:8px;flex-shrink:0}.learning-logo img{width:30px;height:35px}.learning-logo span{display:flex;flex-direction:column;gap:2px}.learning-logo strong{font:800 23px/1 Arial,sans-serif}.learning-logo small{font:10px/1 Arial,sans-serif;letter-spacing:3px;color:#a8d9f2}.header-divider{width:1px;height:24px;background:#61616d}#header-title{font-size:15px;flex:1;min-width:0}.learning-actions{display:flex;align-items:center;gap:18px}.learning-header button{border:0;background:none;color:inherit;font-size:13px;padding:8px 4px;white-space:nowrap}.learning-header .outlined{border:1px solid white;border-radius:7px;padding:9px 15px}.learning-layout{display:grid;grid-template-columns:minmax(0,1fr) 390px;align-items:stretch}.learning-main{min-width:0}.video-stage{background:#1d1e20;position:relative;display:flex;justify-content:center;min-height:340px;height:min(44vw,690px)}.video-screen{background:#fff;width:78.2%;display:flex;align-items:center;justify-content:center;position:relative}.play-button{width:96px;height:96px;border:0;border-radius:50%;background:#16161e;color:white;box-shadow:0 3px 15px #0002;display:grid;place-items:center}.play-button svg{width:60px;height:60px;margin-left:5px}#player-status{position:absolute;bottom:28px;left:15px;right:15px;text-align:center;font-size:14px;color:#61616d}.lesson-tabs{display:flex;gap:24px;margin:0 16px;border-bottom:1px solid #d1d1dd;overflow-x:auto}.lesson-tabs button{background:none;border:0;border-bottom:2px solid transparent;padding:16px 2px;font-size:15px;color:#7b7b95;white-space:nowrap}.lesson-tabs .active{border-bottom-color:#303047;color:#303047;font-weight:700}.lesson-panel{max-width:800px;padding:44px 30px 64px;margin:auto;min-height:330px}.video-information{font-size:14px;color:#7b7b8b;margin-bottom:12px}.lesson-panel h1{font-size:28px;margin-bottom:25px;line-height:1.5}.reference-description{font:23px/1.5 Arial,sans-serif}.course-stats{display:flex;gap:36px;margin-top:25px}.course-stats strong{font-size:15px}.course-stats>div:first-child strong{color:#985200}.course-stats small{display:block;color:#85859a;font-size:12px;margin-top:4px}.lesson-panel h2,#assistant h2{font-size:23px;letter-spacing:0;margin-bottom:20px}.lesson-panel input,.lesson-panel textarea{font:inherit;padding:14px;border:1px solid #b9b9c9;width:100%;margin:12px 0}.lesson-panel textarea{min-height:180px;resize:vertical}.lesson-panel>p:not(.reference-description):not(.video-information){font-size:14px}.tool-button{border:1px solid #33334c;background:white;padding:12px 18px}.curriculum{border-left:1px solid #d1d1dd;min-width:0}.curriculum-tabs{display:flex;align-items:center;gap:18px;padding:0 16px;border-bottom:1px solid #d1d1dd;height:49px}.curriculum-tabs button{border:0;border-bottom:2px solid transparent;background:none;padding:14px 2px;white-space:nowrap;font-size:14px;color:#7b7b95}.curriculum-tabs .active{color:#303047;border-bottom-color:#303047;font-weight:700}.curriculum-tabs #close-content{margin-left:auto;font-size:20px;padding:5px}.curriculum-heading{background:#f6f6f8;border-bottom:1px solid #d1d1dd;padding:20px;display:flex;align-items:center;justify-content:space-between;gap:12px}.curriculum-heading h2{font-size:17px;letter-spacing:0}.curriculum-heading span{font-size:12px;color:#717184}#lesson-list{list-style:none;padding:0;margin:0;max-height:calc(100vh - 180px);min-height:400px;overflow:auto;scrollbar-width:thin}#lesson-list li{display:flex;gap:12px;padding:16px 19px;align-items:flex-start}#lesson-list li:hover{background:#f5f5f8}#lesson-list li.selected{background:#eaeaf1;box-shadow:inset 3px 0 #303047}#lesson-list input{accent-color:#303047;width:16px;height:16px;flex-shrink:0;margin:4px 0}#lesson-list button{border:0;padding:0;text-align:left;background:none;font-size:14px;line-height:1.65;flex:1}#lesson-list button small{display:block;font-size:12px;color:#85859a;margin-top:5px}.selected button{font-weight:600}#assistant,#no-results{padding:24px}.learning-layout.content-hidden{grid-template-columns:1fr}.reopen-content{position:absolute;right:0;top:24px;background:#16161e;color:white;border:1px solid white;padding:12px 18px}.footer{border-top:1px solid #dedee7}.rating-options{display:flex;gap:12px}.rating-options button{font-size:24px;padding:6px 12px;background:white;border:1px solid #b6b6c6}.rating-options button.selected{background:#fff0cc}#dialog-content p{margin:12px 0}#dialog-content input{padding:10px;width:100%;font:inherit}#dialog-content a{display:block;margin-top:18px;text-decoration:underline}
@media(min-width:1700px){.learning-layout{grid-template-columns:minmax(0,1fr) 415px}}
@media(max-width:1100px){.learning-layout{grid-template-columns:minmax(0,1fr) 325px}.learning-actions{gap:10px}.learning-header{gap:16px}.learning-actions button:first-child{display:none}.video-stage{min-height:300px}.reference-description{font-size:20px}.lesson-tabs{gap:17px}.lesson-panel{padding:30px 24px}.curriculum-tabs{gap:12px;padding:0 12px}}
@media(max-width:760px){.learning-header{height:auto;min-height:64px;flex-wrap:wrap;gap:12px;padding:12px 16px}.learning-logo strong{font-size:19px}.learning-logo img{width:26px;height:30px}.header-divider{display:none}#header-title{font-size:13px}.learning-actions{display:none}.learning-layout{grid-template-columns:1fr}.video-stage{height:56.25vw;min-height:220px}.video-screen{width:90%}.play-button{width:70px;height:70px}.play-button svg{width:44px}.lesson-tabs{gap:20px}.lesson-tabs button{font-size:13px}.lesson-panel{min-height:260px;padding:28px 22px 36px}.lesson-panel h1{font-size:23px}.reference-description{font-size:18px}.curriculum{border-left:0;border-top:1px solid #d1d1dd}.curriculum-heading{padding:18px}#lesson-list{max-height:440px;min-height:0}.curriculum-tabs #close-content{display:none}.course-stats{gap:28px}}
/* Review dialog shared by all five rating states. */
#learning-dialog.rating-dialog{width:min(592px,calc(100% - 32px));padding:40px 18px 24px;border-radius:5px;color:#20263d}
#learning-dialog.rating-dialog .dialog-close{top:12px;right:18px;font-size:23px;line-height:1;padding:3px}
#learning-dialog.rating-dialog h2{font-size:24px;line-height:1.5;letter-spacing:-.7px;text-align:center;font-weight:500;margin:0 0 16px}
#learning-dialog .rating-description{margin:0 0 12px;color:#20263d;text-align:center;font-size:16px;line-height:24px}
.rating-stars{display:flex;justify-content:center;gap:12px;margin-bottom:36px}
.rating-stars button{display:grid;place-items:center;width:36px;height:38px;padding:0;background:transparent;border:0;color:#f69b00;border-radius:3px}
.rating-stars svg{width:36px;height:36px;fill:transparent;stroke:currentColor;stroke-width:2.5;stroke-linejoin:round}
.rating-stars .filled svg{fill:currentColor}
.rating-comment{display:block;width:100%;height:156px;min-height:120px;border:1px solid #d0d0e1;border-radius:3px;padding:12px 16px;font:16px/1.65 var(--font);color:#303047;resize:vertical}
.rating-comment::placeholder{color:#7e859e;opacity:1}
.rating-comment:focus-visible{outline:2px solid #7625d8;outline-offset:2px}
.rating-actions{display:flex;justify-content:flex-end;margin-top:32px}
.rating-save{border:0;border-radius:8px;background:#7226d8;color:white;font:700 14px/1.5 var(--font);padding:10px 13px;min-height:40px}
.rating-save:hover{background:#6020ba}.rating-save:disabled{opacity:.45;cursor:not-allowed}
#learning-dialog .rating-error{color:#b3261e;font-size:13px;margin:10px 0 0}
@media(max-width:600px){#learning-dialog.rating-dialog{padding-top:44px}#learning-dialog.rating-dialog h2{font-size:20px}.rating-comment{font-size:14px}.rating-stars{gap:10px}}
@media(max-width:1100px){.learning-actions button[data-action="rating"]{display:block}}
@media(max-width:760px){.learning-actions{display:flex;width:100%;justify-content:flex-end}.learning-actions button:not([data-action="rating"]){display:none}}

/* Overview information copied from the supplied course reference. */
.overview-metadata{display:grid;gap:16px;margin:26px 0 28px;font-size:14px;line-height:1.7}
.overview-metadata p{display:flex;align-items:center;flex-wrap:wrap;gap:8px}
.overview-metadata svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.5;flex-shrink:0}
.overview-metadata .caption-icon{margin-right:-6px}
.overview-accent{color:#7626dc;text-decoration:underline;text-underline-offset:3px}
.overview-details{margin:0 -24px;font-size:15px;line-height:1.75}
.overview-detail-row{display:grid;grid-template-columns:164px minmax(0,1fr);gap:24px;padding:24px;border-top:1px solid #d1d1dd}
.overview-detail-row dt{font-weight:400}.overview-detail-row dd{margin:0;min-width:0}
.overview-detail-row .overview-accent{color:#38a9f5}
.certificate-preview{display:block;width:282px;max-width:100%;margin-top:16px;padding:6px 14px;border:1px solid #38a9f5;border-radius:8px;background:white;color:#38a9f5;font:700 14px/1.5 var(--font)}
.course-description-copy{font-family:Arial,var(--font);word-break:normal;overflow-wrap:break-word}
.course-description-copy p+p{margin-top:10px}
@media(max-width:1100px){.overview-detail-row{grid-template-columns:100px minmax(0,1fr);gap:20px}}
@media(max-width:600px){.overview-details{margin:0}.overview-detail-row{grid-template-columns:1fr;gap:10px;padding:20px 0}.overview-detail-row dt{font-weight:600}.overview-metadata{font-size:13px}.overview-details{font-size:14px}}

.course-description-copy[lang="ko"]{font-family:var(--font);word-break:keep-all}
.course-description-copy h3{font-size:inherit;line-height:inherit;letter-spacing:0;margin:24px 0 10px;font-weight:700}
.course-description-copy ul{margin:0;padding-left:22px}
.course-description-copy li+li{margin-top:6px}

.instructor-row dd{word-break:normal;overflow-wrap:break-word}
.instructor-profile{display:flex;align-items:center;gap:24px}
.instructor-profile h3{font-size:17px;line-height:1.5;letter-spacing:0;font-weight:700;margin:0 0 3px}
.instructor-avatar{display:block;width:64px;height:64px;flex-shrink:0;border-radius:50%;background-image:url('assets/instructors-reference.png');background-repeat:no-repeat;background-size:1442px 921px}
.academy-avatar{background-position:-547px -35px}.jason-avatar{background-position:-547px -703px}
.instructor-socials{display:flex;gap:16px;margin:24px 0}
.instructor-social{width:32px;height:32px;display:grid;place-items:center;background:#9293b0;color:white}
.instructor-social svg{width:20px;height:20px}
.instructor-biography p+p{margin-top:10px}
@media(max-width:600px){.instructor-profile{gap:16px;align-items:flex-start}.instructor-profile h3{font-size:16px}}

.instructor-avatar-pending{background:#f1f2f5;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:#7c8394;border:1px solid #e0e3ea}
.instructor-avatar-pending svg{width:25px;height:25px;fill:none;stroke:currentColor;stroke-width:1.5}
.instructor-avatar-pending span{font-size:10px;line-height:1.3;white-space:nowrap}
.instructor-row dd[lang="ko"]{word-break:keep-all}
.instructor-profile+.instructor-biography{margin-top:24px}
.instructor-biography h3{font-size:inherit;letter-spacing:0;margin:24px 0 10px;font-weight:700}

.description-content.is-collapsed{max-height:112px;overflow:hidden;mask-image:linear-gradient(to bottom,#000 75%,transparent)}
.instructor-row[hidden]{display:none}
.description-actions{margin-top:-8px}
#description-toggle{display:inline-flex;align-items:center;gap:6px;border:0;background:none;color:#1466cf;font:700 14px/1.5 var(--font);padding:4px 0}
#description-toggle:hover{color:#084ba8;text-decoration:underline}
#description-toggle svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:1.5}
#description-toggle[aria-expanded="true"] svg{transform:rotate(180deg)}