.user-panel{margin:20px auto;max-width:1200px;padding:0 15px}.user-header{background:#fff;border-radius:8px;padding:20px;margin-bottom:20px;display:flex;align-items:center;gap:20px;box-shadow:0 2px 10px rgba(0,0,0,.1)}.user-header-avatar{width:80px;height:80px;border-radius:8px;background:#ddd;overflow:hidden;flex-shrink:0;cursor:pointer;position:relative}.user-header-avatar img{width:100%;height:100%;object-fit:cover}.avatar-overlay,.user-header-placeholder{display:flex;align-items:center;justify-content:center;color:#fff}.user-header-placeholder{width:100%;height:100%;background:#de2600;font-size:32px;font-weight:700}.avatar-overlay{position:absolute;inset:0;background:rgba(0,0,0,.5);font-size:22px;opacity:0;transition:opacity .2s;border-radius:8px}.user-header-avatar:hover .avatar-overlay{opacity:1}.user-header-info{flex:1}.user-header-info h1{font-size:24px;color:#333;margin:0 0 5px}.user-header-info .username{color:#888;font-size:14px}.user-header-info .email{color:#666;font-size:13px;margin-top:3px}.user-tabs{display:flex;gap:0;border-bottom:2px solid #ddd;margin-bottom:20px;background:#fff;border-radius:8px;padding:0 15px;box-shadow:0 2px 10px rgba(0,0,0,.1)}.user-tabs a{padding:15px 25px;color:#666;text-decoration:none;font-weight:500;border-bottom:3px solid transparent;margin-bottom:-2px}.user-tabs a:hover{color:#e1351f}.user-tabs a.active{color:#e1351f;border-bottom-color:#e1351f}.empty{text-align:center;padding:60px;color:#999;font-size:16px}@media (max-width:768px){.user-header{flex-direction:column;text-align:center}.user-header-avatar{margin:0 auto}}.user-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:15px}.user-video{cursor:pointer}.user-video .thumb{position:relative;width:100%;padding-top:56.25%;background:#000;border-radius:4px;overflow:hidden}.user-video .thumb img{position:absolute;top:0;left:0}.user-video .stats{font-size:12px;color:#888;margin-top:5px}.user-video .title{font-size:13px;font-weight:500;margin:8px 0 5px;color:#333;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.user-video .hd-badge{position:absolute;bottom:8px;right:8px;background:#de2600;color:#fff;padding:1px 5px;border-radius:3px;font-size:10px;font-weight:600}.user-video-list{display:flex;gap:10px;padding:8px;border-bottom:1px solid #eee;cursor:pointer;transition:background .2s}.user-video-list:hover{background:#f9f9f9}.user-video-list .thumb{width:100px;height:56px;flex-shrink:0;position:relative;border-radius:3px;overflow:hidden;background:#000}.user-video .thumb img,.user-video-list .thumb img{width:100%;height:100%;object-fit:cover}.user-video-list .thumb .duration,.user-video-list .thumb .hd-badge{position:absolute;bottom:2px;color:#fff;padding:1px 4px;border-radius:2px}.user-video-list .thumb .duration{right:2px;background:rgba(0,0,0,.8);font-size:10px}.user-video-list .thumb .hd-badge{left:2px;background:#de2600;font-size:9px}.user-video-list .info{flex:1;display:flex;flex-direction:column;justify-content:center}.user-video-list .info .title{font-size:12px;font-weight:500;color:#333;margin:0 0 4px;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.user-video-list .info .meta{font-size:11px;color:#888}.user-video-list .info .meta .category{color:#de2600;font-weight:500}.user-video-list .info .meta .views{margin-left:8px}.user-video-list .info .meta .date{margin-left:8px;color:#999}.user-video-list .play-icon{display:flex;align-items:center;justify-content:center;width:30px;color:#999;font-size:18px}.user-video-list:hover .play-icon{color:#de2600}.profile-details{background:#fff;border-radius:8px;padding:30px;box-shadow:0 2px 10px rgba(0,0,0,.1)}.profile-details h2,.settings-section h2{font-size:20px;color:#333;margin-bottom:20px}.detail-item{display:flex;padding:15px 0;border-bottom:1px solid #eee}.detail-item:last-child{border-bottom:none}.detail-label{width:150px;color:#666;font-weight:500}.detail-value{flex:1;color:#333}.settings-section{background:#fff;border-radius:8px;padding:30px;box-shadow:0 2px 10px rgba(0,0,0,.1)}.form-group,.settings-section{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;color:#333;font-weight:500}.form-group input,.form-group select,.form-group textarea{width:100%;padding:12px;border:1px solid #ddd;border-radius:4px;font-size:14px}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:0;border-color:#de2600}.form-group textarea{min-height:100px;resize:vertical}.form-error{color:#e1351f;font-size:13px;margin-top:5px}.btn{padding:12px 30px;background:#de2600;color:#fff;border:0;border-radius:4px;font-size:16px;cursor:pointer}.btn:hover{background:#b81f00}.success-message{background:#d4edda;color:#155724;padding:15px;border-radius:4px;margin-bottom:20px}.messages-container{background:#fff;border-radius:8px;padding:20px;box-shadow:0 2px 10px rgba(0,0,0,.1)}