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h1{font-family:rubikregular;font-size:2.7rem;color:#162e51}.logo h2{font-family:rubiklight;font-size:2.7rem;color:#1b1b1b}.course-card,.user-card{background-color:#fff;border:1px solid #ddd;border-radius:20px;box-shadow:0 4px 6px #0000001a;width:100%;max-width:100%;text-align:center;transition:transform .2s,box-shadow .2s;cursor:pointer;box-sizing:border-box}.course-card:hover{transform:translateY(-5px);box-shadow:0 6px 10px #00000026}.assignment-container{display:flex;flex-direction:column;align-items:center;gap:20px;max-width:800px;margin:0 auto;width:100%}.course-card h2,.user-card h2,.assignment-card h2,.user-card button{color:#1b1b1b;font-size:1.3rem;text-align:left;padding-left:25px;padding-right:25px;font-family:rubiklight}.spinner{border:4px solid #fff;border-top:4px solid #1b1b1b;border-radius:50%;width:28px;height:28px;animation:spin 1s linear infinite;margin:100px auto}.lesson-item{background-color:#edf1f9;margin:5px 0;padding:20px;border-radius:20px;box-shadow:0 2px 4px 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h4{padding-left:25px;padding-right:25px;font-family:rubiklight}.assignment-info{background-color:#edf1f9;border-radius:20px;margin-bottom:20px;width:94%}.buttons{width:100%;display:flex;flex-direction:column;align-items:center}.buttons button{width:94%;height:40px;border-radius:20px;margin-bottom:10px;display:flex;align-items:center;justify-content:center}@media(max-width:768px){.sidebar-container{display:none}.main-section{width:100%!important}.main-content-wrapper{padding-top:110px!important}.main-section h1{margin-top:0!important}}@media(max-width:480px){.main-content-wrapper{padding-top:100px!important}.main-section h1{margin-top:0!important}}@media(min-width:769px){.main-section h1{margin-top:40px}}iframe{border:none}.video-section{width:100%}#lessonName{font-size:1.8rem;font-weight:700;font-family:rubikregular;text-align:left}.video-wrapper{position:relative;width:90%;margin:auto}.plyr__video-embed{position:relative;border-radius:20px}.switch{position:relative;display:inline-block;width:46px;height:24px}.switch input{opacity:0;width:0;height:0}.slider{position:absolute;cursor:pointer;inset:0;background-color:#ccc;transition:.4s;border-radius:24px}.slider:before{position:absolute;content:"";height:18px;width:18px;left:3px;bottom:3px;background-color:#fff;transition:.4s;border-radius:50%}input:checked+.slider{background-color:#162e51}input:checked+.slider:before{transform:translate(22px)}.user-add{background:#fff;padding-left:20px;padding-right:20px;padding-bottom:20px;border-radius:20px;font-family:Styrene B;font-size:1rem;width:40%}.user-add h3{margin-bottom:20px;color:#162e51}.user-add input,.user-add 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#fff;border-top:4px solid #141413;border-radius:50%;width:18px;height:18px;animation:spin .6s linear infinite;display:inline-block;vertical-align:middle;margin:0}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.form-group{display:flex;flex-direction:column;gap:6px;margin-bottom:10px}.label-toggle{display:flex;justify-content:space-between;align-items:center}.input-error{border:2px solid red!important;outline:none}.toggleGroup{font-family:rubiklight}.privacy-page{display:flex;flex-direction:column;width:100vw;height:100vh;overflow-y:auto;font-family:rubikregular,sans-serif;background-color:#f7f8fa}.privacy-container{margin:0 auto;padding:140px 20px 60px;max-width:900px;box-sizing:border-box}.privacy-article{background-color:#fff;padding:40px;border-radius:16px;box-shadow:0 2px 12px #0000001a;color:#162e51}.privacy-article h1{font-size:2rem;margin-bottom:.5rem}.privacy-article h2{font-size:1.3rem;margin-top:1.8rem;margin-bottom:.5rem;color:#162e51}.privacy-article h3{font-size:1.1rem;margin-top:1rem;color:#2d3e50}.privacy-article p,.privacy-article li,.privacy-article address{line-height:1.6;font-size:1rem;color:#444}.privacy-article ul{margin-left:1.5rem;list-style:disc}.privacy-article a{color:#162e51;text-decoration:underline}.effective-date{font-size:.9rem;color:#666}footer{margin-top:2rem;font-size:.9rem;color:#888}.edit-lesson-container{width:100vw;height:100vh;overflow:hidden;display:flex;overflow-y:auto;flex-direction:column}.edit-lesson-main{width:100%;padding-top:140px;padding-bottom:40px;box-sizing:border-box;position:relative}.edit-lesson-content-wrapper{width:100%;margin:0 auto}.edit-lesson-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;padding-bottom:20px;border-bottom:2px solid #e0e0e0;font-family:rubik}.edit-lesson-header h1{margin:0}.edit-lesson-header-buttons{display:flex;gap:10px}.btn{padding:10px 20px;border-radius:4px;border:none;cursor:pointer;font-size:14px}.btn-cancel{border:1px 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10px;font-size:18px;font-family:rubiklight}.block-display-text{margin:0;color:#666;white-space:pre-wrap;max-height:100px;overflow:hidden;text-overflow:ellipsis;font-family:rubik}.block-display-url{margin:0;color:#666;font-size:14px;font-family:rubik}.block-display-actions{display:flex;gap:10px}.block-form-actions{display:flex;gap:10px;justify-content:flex-end}.pdf-upload-container{display:none}.pdf-upload-btn{width:100%}.pdf-preview{padding:10px;background-color:#f0f0f0;border-radius:4px;border:1px solid #ccc}.pdf-preview-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.pdf-preview-filename{font-size:14px;color:#666;font-family:rubik}.pdf-preview-iframe{width:100%;height:300px;border:1px solid #ddd;border-radius:4px}.video-embed-container{position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin-top:10px}.video-embed-iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:1px solid #ddd;border-radius:4px}.drag-overlay-content{padding:15px;background-color:#fff;border-radius:8px;box-shadow:0 4px 12px #00000026;border:1px solid #ddd}.edit-lesson-footer{margin-top:30px;padding-top:20px;border-top:2px solid #e0e0e0;display:flex;justify-content:flex-end;gap:10px}.loading-container{display:flex;width:100vw;height:100vh}.loading-sidebar{width:20%}.loading-content{width:80%;display:flex;align-items:center;justify-content:center}