.edb-container{width:100%;font-family:Microsoft JhengHei,Arial,sans-serif}.edb-top-nav{color:#00338d;padding:12px 32px;display:flex;align-items:center;justify-content:space-between}.edb-logo{display:flex;align-items:center;gap:8px}.edb-logo img{height:32px}.edb-nav-links{display:flex;flex-wrap:wrap;max-width:1200px;margin:10px auto}.edb-nav-links a{color:#fff;text-decoration:none;font-size:14px;padding:10px 20px}.edb-user-area{display:flex;align-items:center;gap:16px}.edb-sub-nav{background:#0055b8;padding:10px 32px;border-bottom:2px solid #FFB81C}.edb-active{background:#ffb81c;color:#00338d!important;padding:5px 10px;border-radius:4px}.edb-main-container{display:flex;padding:32px;gap:32px;max-width:1200px;margin:0 auto}.edb-main-content{flex:3}.edb-sidebar{flex:1}.edb-video-player{background:#222;height:300px;border-radius:8px;margin-bottom:24px;position:relative;overflow:hidden}.edb-progress-bar{position:absolute;bottom:0;left:0;width:35%;height:4px;background:#ffb81c}.edb-time{position:absolute;bottom:8px;left:12px;color:#fff;font-size:12px}.edb-course-title{font-size:22px;margin-bottom:16px;color:#00338d}.edb-course-meta{display:flex;gap:16px;margin-bottom:16px;font-size:14px;color:#666}.edb-course-tags{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}.edb-tag{background:#e6f0ff;color:#0055b8;padding:5px 10px;border-radius:4px;font-size:13px}.edb-course-details{line-height:1.6;color:#333;margin-bottom:16px;font-size:16px}.edb-course-info-table{width:100%;border-collapse:collapse;margin-top:16px}.edb-course-info-table td{padding:8px;border-bottom:1px solid #eee;font-size:14px}.edb-course-info-table td:first-child{width:30%;font-weight:700;color:#666}.edb-section-title{background:#0055b8;color:#fff;padding:8px 16px;font-size:16px;margin-top:16px;margin-bottom:16px;border-radius:4px 4px 0 0}.edb-media-card{margin-bottom:16px;border:1px solid #eee;border-radius:0 0 4px 4px;overflow:hidden}.edb-media-card img{width:100%;height:120px;object-fit:cover}.edb-title{padding:8px;font-size:14px;color:#333}.edb-footer{background:#00338d;color:#fff;text-align:center;padding:24px;margin-top:32px;font-size:16px}