.app-sidebar{background:var(--bg-card);border-right:1px solid var(--border);z-index:1000;flex-direction:column;width:260px;transition:width .2s,transform .2s;display:flex;position:fixed;top:0;bottom:0;left:0}.app-sidebar.collapsed{width:72px}.sidebar-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;min-height:64px;padding:16px;display:flex;position:relative}.sidebar-logo{color:var(--text-primary);align-items:center;gap:10px;font-size:1.1rem;font-weight:700;text-decoration:none;display:flex}.logo-icon{flex-shrink:0}.logo-text-img{object-fit:contain;flex-shrink:0;width:auto;height:24px}.logo-text{white-space:nowrap;overflow:hidden}.sidebar-collapse-btn{background:var(--surface);border:1px solid var(--border);width:28px;height:28px;color:var(--text-muted);cursor:pointer;z-index:10;border-radius:6px;justify-content:center;align-items:center;transition:all .15s;display:flex;position:relative}.sidebar-collapse-btn:hover{background:var(--border);color:var(--text-primary)}.collapsed .sidebar-collapse-btn{position:absolute;top:50%;right:8px;transform:translateY(-50%)}.sidebar-nav{flex-direction:column;flex:1;gap:4px;padding:12px;display:flex;overflow-y:auto}.sidebar-nav-item{color:var(--text-secondary);border-radius:10px;align-items:center;gap:12px;min-height:52px;padding:12px;text-decoration:none;transition:all .15s;display:flex}.sidebar-nav-item:hover{background:var(--surface);color:var(--text-primary)}.sidebar-nav-item.active{color:var(--primary);background:linear-gradient(135deg,#6366f126,#a855f71a)}.sidebar-nav-item.active .nav-icon{color:var(--primary)}.nav-icon{flex-shrink:0}.nav-content{flex-direction:column;min-width:0;display:flex}.nav-label{font-size:.9rem;font-weight:500}.nav-description{color:var(--text-muted);white-space:nowrap;text-overflow:ellipsis;font-size:.75rem;overflow:hidden}.collapsed .sidebar-nav-item{justify-content:center;padding:12px}.collapsed .nav-content{display:none}.sidebar-footer{border-top:1px solid var(--border);padding:12px}.sidebar-user{align-items:center;gap:10px;margin-bottom:8px;padding:8px;display:flex}.user-avatar{object-fit:cover;background:var(--surface);border:2px solid var(--border);border-radius:50%;flex-shrink:0;width:36px;height:36px}.user-avatar-placeholder{background:var(--surface);width:36px;height:36px;color:var(--text-muted);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.user-info{flex-direction:column;min-width:0;display:flex}.user-name{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;font-size:.85rem;font-weight:500;overflow:hidden}.user-email{color:var(--text-muted);white-space:nowrap;text-overflow:ellipsis;font-size:.75rem;overflow:hidden}.sidebar-logout,.sidebar-login{background:var(--surface);width:100%;color:var(--text-secondary);cursor:pointer;border:none;border-radius:8px;align-items:center;gap:10px;padding:10px 12px;font-size:.85rem;text-decoration:none;transition:all .15s;display:flex}.sidebar-logout:hover,.sidebar-login:hover{background:var(--border);color:var(--text-primary)}.collapsed .sidebar-user{justify-content:center}.collapsed .user-info{display:none}.collapsed .sidebar-logout,.collapsed .sidebar-login{justify-content:center;padding:10px}.collapsed .sidebar-logout span,.collapsed .sidebar-login span{display:none}.sidebar-mobile-toggle{z-index:101;background:var(--bg-card);border:1px solid var(--border);width:44px;height:44px;color:var(--primary);cursor:pointer;border-radius:12px;justify-content:center;align-items:center;display:flex;position:fixed;top:16px;left:16px;box-shadow:0 2px 8px #0003}.sidebar-overlay{z-index:99;background:#00000080;position:fixed;inset:0}@media (max-width:767px){.app-sidebar{transform:translate(-100%)}.app-sidebar.mobile-open{width:260px;transform:translate(0)}.app-sidebar.mobile-open.collapsed{width:260px}}.sidebar-tutorial-btn{color:var(--text-secondary);cursor:pointer;text-align:left;background:linear-gradient(135deg,#8b5cf61a,#6366f114);border:1px solid #8b5cf633;border-radius:10px;align-items:center;gap:12px;width:calc(100% - 24px);min-height:52px;margin:0 12px 12px;padding:12px;transition:all .15s;display:flex}.sidebar-tutorial-btn:hover{color:var(--primary);background:linear-gradient(135deg,#8b5cf633,#6366f126);border-color:#8b5cf666}.sidebar-tutorial-btn .nav-icon{color:var(--color-violet);flex-shrink:0}.collapsed .sidebar-tutorial-btn{justify-content:center;width:calc(100% - 16px);margin:0 8px 12px;padding:12px}.collapsed .sidebar-tutorial-btn .nav-content{display:none}
.notification-center{position:relative}.notification-bell{background:var(--surface-light);border:1px solid var(--border);width:40px;height:40px;color:var(--text-muted);cursor:pointer;border-radius:10px;justify-content:center;align-items:center;transition:all .2s;display:flex;position:relative}.notification-bell:hover{background:var(--surface-hover);color:var(--text-primary);border-color:var(--primary)}.notification-bell.has-unread{color:var(--primary)}.notification-badge{background:var(--color-error);color:#fff;border-radius:9px;justify-content:center;align-items:center;min-width:18px;height:18px;padding:0 5px;font-size:.65rem;font-weight:600;animation:2s infinite pulse;display:flex;position:absolute;top:-4px;right:-4px}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.notification-dropdown{background:var(--surface);border:1px solid var(--border);z-index:1000;border-radius:12px;width:360px;max-height:480px;animation:.2s slideDown;position:absolute;top:calc(100% + 8px);right:0;overflow:hidden;box-shadow:0 8px 32px #0000004d}@keyframes slideDown{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.notification-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:16px;display:flex}.notification-header h3{color:var(--text-primary);margin:0;font-size:1rem;font-weight:600}.notification-actions{align-items:center;gap:8px;display:flex}.mark-read-btn{color:var(--primary);cursor:pointer;background:0 0;border:none;padding:4px 8px;font-size:.75rem}.mark-read-btn:hover{text-decoration:underline}.close-btn{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:4px;padding:4px}.close-btn:hover{background:var(--surface-light);color:var(--text-primary)}.notification-list{max-height:360px;overflow-y:auto}.notification-empty{color:var(--text-muted);flex-direction:column;justify-content:center;align-items:center;gap:8px;padding:48px;display:flex}.notification-empty svg{opacity:.3}.notification-item{border-bottom:1px solid var(--border);cursor:pointer;align-items:flex-start;gap:12px;padding:12px 16px;transition:background .2s;display:flex}.notification-item:hover{background:var(--surface-light)}.notification-item.unread{background:#6366f10d}.notification-item.unread:before{content:"";background:var(--primary);width:3px;position:absolute;top:0;bottom:0;left:0}.notification-icon{flex-shrink:0;margin-top:2px}.notification-icon.success{color:var(--color-emerald)}.notification-icon.error{color:var(--color-error)}.notification-icon.info{color:var(--primary)}.notification-content{flex:1;min-width:0}.notification-title{color:var(--text-primary);margin-bottom:4px;font-size:.875rem;font-weight:500}.notification-message{color:var(--text-muted);-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:.8rem;line-height:1.4;display:-webkit-box;overflow:hidden}.notification-time{color:var(--text-muted);margin-top:4px;font-size:.7rem}.notification-footer{border-top:1px solid var(--border);background:var(--surface-light);justify-content:space-between;align-items:center;padding:12px 16px;display:flex}.clear-all-btn{color:var(--text-muted);border:1px solid var(--border);cursor:pointer;background:0 0;border-radius:6px;padding:6px 12px;font-size:.75rem;transition:all .2s}.clear-all-btn:hover{background:var(--surface);border-color:var(--text-muted)}.view-all-link{color:var(--primary);font-size:.75rem;text-decoration:none}.view-all-link:hover{text-decoration:underline}@media (max-width:480px){.notification-dropdown{width:calc(100vw - 32px);right:-100px}}
.app-layout{background:var(--bg-dark);min-height:100vh;display:flex}.app-main{flex:1;min-height:100vh;margin-left:260px;transition:margin-left .2s;overflow-x:hidden}.app-layout.sidebar-collapsed .app-main{margin-left:72px}.app-layout:has(.app-sidebar.collapsed) .app-main{margin-left:72px}.app-layout-loading{background:var(--bg-dark);justify-content:center;align-items:center;min-height:100vh;display:flex}.loading-spinner{border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;width:40px;height:40px;animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width:767px){.app-main{margin-left:0;padding-top:60px}.app-layout.sidebar-collapsed .app-main{margin-left:0}}.app-topbar{z-index:100;background:linear-gradient(180deg,var(--bg-dark)0%,transparent 100%);justify-content:flex-end;align-items:center;padding:12px 24px;display:flex;position:sticky;top:0}.topbar-spacer{flex:1}.topbar-content{flex:1;align-items:center;gap:12px;display:flex}.topbar-actions{align-items:center;gap:12px;display:flex}.app-content{flex:1;margin-top:-8px}.account-btn{background:var(--surface);border:1px solid var(--border);color:var(--text-primary);cursor:pointer;border-radius:8px;align-items:center;gap:8px;padding:6px 12px;transition:all .2s;display:flex}.account-btn:hover{background:var(--bg-card-hover);border-color:var(--border-light)}.account-avatar{object-fit:cover;border-radius:50%;width:24px;height:24px}.account-name{color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;max-width:100px;font-size:.8125rem;font-weight:500;overflow:hidden}.account-btn svg:last-child{color:var(--text-muted);margin-left:4px}@media (max-width:768px){.app-topbar{padding:8px 12px}.topbar-content{gap:8px}.topbar-actions{flex-shrink:0;gap:8px}.account-btn{gap:6px;padding:4px 8px}.account-name,.account-btn svg:last-child{display:none}.notification-btn{padding:6px}}