.admin-tabs-nav{display:flex;gap:var(--pb-space-2);border-bottom:1px solid var(--pb-border-color);padding-bottom:var(--pb-space-3);margin-bottom:var(--pb-space-6)}.admin-tab-btn{padding:var(--pb-space-3) var(--pb-space-5);background:transparent;border:1px solid transparent;border-radius:var(--pb-radius-sm);color:var(--pb-text-muted);font-weight:500;font-size:14px;cursor:pointer;transition:all .2s;text-decoration:none;display:inline-flex;align-items:center;gap:6px}.admin-tab-btn:hover{color:var(--pb-text-main);background:var(--pb-bg-input)}.admin-tab-btn.active{color:var(--pb-primary);background:#818cf81a;border-color:var(--pb-primary)}.admin-tab-pane{display:none}.admin-tab-pane.active{display:block}.admin-subtabs-nav{display:flex;gap:var(--pb-space-2);margin-bottom:var(--pb-space-5);background:var(--pb-bg-input);padding:4px;border-radius:var(--pb-radius-md);display:inline-flex}.admin-subtab-btn{padding:6px 16px;background:transparent;border:none;border-radius:var(--pb-radius-sm);color:var(--pb-text-muted);font-weight:500;font-size:13px;cursor:pointer;transition:all .2s}.admin-subtab-btn:hover{color:var(--pb-text-main)}.admin-subtab-btn.active{background:var(--pb-bg-card);color:var(--pb-text-main);box-shadow:0 1px 2px #0000001a;font-weight:600}.admin-subtab-pane{display:none}.admin-subtab-pane.active{display:block;animation:fadeIn .2s ease-in-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--pb-space-5)}.section-header h2{font-size:18px;font-weight:600;color:var(--pb-text-main)}.admin-filters{display:flex;gap:var(--pb-space-3);margin-bottom:var(--pb-space-5)}.search-input{flex:1;max-width:300px;padding:var(--pb-space-3) var(--pb-space-4);background:var(--pb-bg-input);border:1px solid var(--pb-border-color);border-radius:var(--pb-radius-sm);color:var(--pb-text-main);font-size:14px;transition:border-color .2s}.search-input:focus{outline:none;border-color:var(--pb-primary)}.search-input::placeholder{color:var(--pb-text-light)}.admin-table-wrapper{overflow-x:auto}.admin-table{width:100%;border-collapse:collapse;background:var(--pb-bg-card);border-radius:var(--pb-radius-md);overflow:hidden}.admin-table th,.admin-table td{padding:var(--pb-space-4);text-align:left;border-bottom:1px solid var(--pb-border-color)}.admin-table th{background:var(--pb-bg-panel);color:var(--pb-text-muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.5px}.admin-table tbody tr{transition:background .2s}.admin-table tbody tr:hover{background:#818cf80d}.admin-table tbody tr:last-child td{border-bottom:none}.user-email{font-weight:500;color:var(--pb-text-main)}.user-meta{font-size:12px;color:var(--pb-text-light);margin-top:2px}.user-date{font-size:13px;color:var(--pb-text-muted)}.balance-value{font-weight:600;color:var(--pb-success)}.no-tariff{color:var(--pb-text-light)}.no-data{text-align:center;padding:var(--pb-space-8)!important;color:var(--pb-text-muted)}.status-badge{display:inline-block;padding:4px 12px;border-radius:20px;font-size:12px;font-weight:600}.status-badge.active{background:#34d39933;color:var(--pb-success)}.status-badge.blocked{background:#f8717133;color:var(--pb-danger)}.actions-cell{white-space:nowrap}.action-btn{background:none;border:none;cursor:pointer;font-size:16px;padding:6px;border-radius:var(--pb-radius-sm);transition:background .2s,transform .1s;display:inline-flex;align-items:center;justify-content:center}.action-btn:hover{background:#ffffff1a;transform:scale(1.1)}.action-btn.danger:hover{background:#f8717133}.action-btn.small{font-size:14px;padding:4px}.action-btn:disabled{opacity:.5;cursor:not-allowed}.tariffs-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:var(--pb-space-5)}.tariff-card{background:var(--pb-bg-card);border:1px solid var(--pb-border-color);border-radius:var(--pb-radius-lg);overflow:hidden;transition:transform .2s,box-shadow .2s}.tariff-card:hover{transform:translateY(-2px);box-shadow:var(--pb-shadow-lg)}.tariff-header{padding:var(--pb-space-4) var(--pb-space-5);background:var(--pb-bg-panel);display:flex;justify-content:space-between;align-items:center}.tariff-name{font-size:18px;font-weight:700;color:var(--pb-text-main);margin:0}.tariff-status{font-size:12px;padding:4px 10px;border-radius:20px;font-weight:600}.tariff-status.active{background:var(--pb-success);color:#fff}.tariff-status.inactive{background:var(--pb-text-light);color:#fff}.tariff-body{padding:var(--pb-space-5)}.tariff-stat{display:flex;justify-content:space-between;align-items:center;padding:var(--pb-space-2) 0;border-bottom:1px solid var(--pb-border-color)}.tariff-stat:last-of-type{border-bottom:none}.stat-label{color:var(--pb-text-muted);font-size:13px}.stat-value{color:var(--pb-text-main);font-weight:600;font-size:14px}.stat-value.key-value{font-family:monospace;font-size:13px}.api-balance{color:var(--pb-success)}.api-balance.error{color:var(--pb-danger)}.tariff-description{margin-top:var(--pb-space-3);padding-top:var(--pb-space-3);border-top:1px solid var(--pb-border-color);font-size:13px;color:var(--pb-text-muted);line-height:1.5}.tariff-actions{padding:var(--pb-space-4) var(--pb-space-5);display:flex;gap:var(--pb-space-2);border-top:1px solid var(--pb-border-color);flex-wrap:wrap}.btn{padding:var(--pb-space-2) var(--pb-space-4);border-radius:var(--pb-radius-sm);font-size:13px;font-weight:500;cursor:pointer;transition:all .2s;border:1px solid transparent;display:inline-flex;align-items:center;gap:6px}.btn-primary{background:var(--pb-primary);color:#fff;border-color:var(--pb-primary)}.btn-primary:hover{background:var(--pb-primary-dark);border-color:var(--pb-primary-dark)}.btn-secondary{background:var(--pb-bg-panel);color:var(--pb-text-main);border-color:var(--pb-border-color)}.btn-secondary:hover{background:var(--pb-bg-input)}.btn-danger{background:transparent;color:var(--pb-danger);border-color:var(--pb-danger)}.btn-danger:hover{background:var(--pb-danger);color:#fff}.btn-outline{background:transparent}.btn-outline.success{color:var(--pb-success);border-color:var(--pb-success)}.btn-outline.success:hover{background:var(--pb-success);color:#fff}.btn-outline.warning{color:var(--pb-warning);border-color:var(--pb-warning)}.btn-outline.warning:hover{background:var(--pb-warning);color:#fff}.admin-modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#000000b3;display:none;align-items:center;justify-content:center;z-index:1000;padding:var(--pb-space-5)}.admin-modal-overlay.active{display:flex}.admin-modal{background:var(--pb-bg-card);border-radius:var(--pb-radius-lg);width:100%;max-width:480px;max-height:90vh;overflow-y:auto;border:1px solid var(--pb-border-color);box-shadow:var(--pb-shadow-xl)}.modal-header{padding:var(--pb-space-5);border-bottom:1px solid var(--pb-border-color);display:flex;justify-content:space-between;align-items:center}.modal-title{font-size:18px;font-weight:700;color:var(--pb-text-main);margin:0}.modal-close{background:none;border:none;font-size:24px;color:var(--pb-text-muted);cursor:pointer;transition:color .2s;line-height:1;padding:0}.modal-close:hover{color:var(--pb-danger)}.modal-body{padding:var(--pb-space-5)}.modal-footer{padding:var(--pb-space-4) var(--pb-space-5);border-top:1px solid var(--pb-border-color);display:flex;justify-content:flex-end;gap:var(--pb-space-3)}.form-group{margin-bottom:var(--pb-space-4)}.form-group:last-child{margin-bottom:0}.form-label{display:block;font-size:13px;font-weight:600;color:var(--pb-text-muted);margin-bottom:var(--pb-space-2)}.form-input{width:100%;padding:var(--pb-space-3);background:var(--pb-bg-input);border:1px solid var(--pb-border-color);border-radius:var(--pb-radius-sm);color:var(--pb-text-main);font-size:14px;transition:border-color .2s}.form-input:focus{outline:none;border-color:var(--pb-primary)}.form-input::placeholder{color:var(--pb-text-light)}.form-input.monospace{font-family:monospace}.form-select{width:100%;padding:var(--pb-space-3);background:var(--pb-bg-input);border:1px solid var(--pb-border-color);border-radius:var(--pb-radius-sm);color:var(--pb-text-main);font-size:14px;cursor:pointer}.form-select:focus{outline:none;border-color:var(--pb-primary)}.form-checkbox{display:flex;align-items:center;gap:var(--pb-space-2);cursor:pointer}.form-checkbox input{width:18px;height:18px;cursor:pointer}.form-hint{font-size:12px;color:var(--pb-text-light);margin-top:var(--pb-space-1)}.form-info{padding:var(--pb-space-3);background:var(--pb-bg-panel);border-radius:var(--pb-radius-sm);margin-bottom:var(--pb-space-3)}.form-info-label{font-size:12px;color:var(--pb-text-light)}.form-info-value{font-size:16px;font-weight:600;color:var(--pb-text-main)}.placeholder-section{text-align:center;padding:var(--pb-space-8);background:var(--pb-bg-input);border-radius:var(--pb-radius-lg);border:2px dashed var(--pb-border-color)}.placeholder-icon{font-size:64px;display:block;margin-bottom:var(--pb-space-4)}.placeholder-section h2{color:var(--pb-text-main);margin-bottom:var(--pb-space-2);font-size:20px}.placeholder-section p{color:var(--pb-text-muted);font-size:14px}#notifications{position:fixed;top:20px;right:20px;z-index:2000;display:flex;flex-direction:column;gap:10px}.notification{padding:var(--pb-space-4) var(--pb-space-5);border-radius:var(--pb-radius-md);font-size:14px;font-weight:500;box-shadow:var(--pb-shadow-lg);animation:slideIn .3s ease;min-width:250px}.notification.success{background:var(--pb-success);color:#fff}.notification.error{background:var(--pb-danger);color:#fff}.notification.info{background:var(--pb-info);color:#fff}.notification.fade-out{animation:slideOut .3s ease forwards}@keyframes slideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}@keyframes slideOut{0%{transform:translate(0);opacity:1}to{transform:translate(100%);opacity:0}}#content-loader{display:none;justify-content:center;align-items:center;padding:var(--pb-space-8)}.loader-spinner{width:40px;height:40px;border:3px solid var(--pb-border-color);border-top-color:var(--pb-primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.section-description{color:var(--pb-text-muted);font-size:14px;margin-bottom:var(--pb-space-5);line-height:1.5}.models-bulk-actions{display:flex;gap:var(--pb-space-2)}.models-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:var(--pb-space-4)}.model-card{background:var(--pb-bg-card);border:1px solid var(--pb-border-color);border-radius:var(--pb-radius-md);padding:var(--pb-space-4);display:flex;justify-content:space-between;align-items:center;gap:var(--pb-space-3);transition:all .2s}.model-card:hover{border-color:var(--pb-primary)}.model-card.disabled{opacity:.5;background:var(--pb-bg-input)}.model-info{flex:1;min-width:0}.model-name{font-weight:600;color:var(--pb-text-main);font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.model-id{font-size:11px;color:var(--pb-text-light);font-family:monospace;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.model-cost{font-size:12px;font-weight:600;padding:2px 8px;border-radius:12px;margin-top:4px;display:inline-block}.model-cost.free{background:#34d39933;color:var(--pb-success)}.model-cost.paid{background:#fbbf2433;color:var(--pb-accent)}.model-cost.premium{background:#a78bfa33;color:var(--pb-secondary)}.toggle-switch{position:relative;width:48px;height:26px;flex-shrink:0}.toggle-switch input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;cursor:pointer;inset:0;background-color:var(--pb-bg-panel);border:1px solid var(--pb-border-color);transition:.3s;border-radius:26px}.toggle-slider:before{position:absolute;content:"";height:20px;width:20px;left:2px;bottom:2px;background-color:var(--pb-text-muted);transition:.3s;border-radius:50%}.toggle-switch input:checked+.toggle-slider{background-color:var(--pb-success);border-color:var(--pb-success)}.toggle-switch input:checked+.toggle-slider:before{transform:translate(22px);background-color:#fff}.toggle-switch input:focus+.toggle-slider{box-shadow:0 0 0 2px #34d3994d}.default-model-card{background:linear-gradient(135deg,#6366f11a,#8b5cf61a);border:1px solid var(--pb-primary);border-radius:var(--pb-radius);padding:var(--pb-space-5);margin-bottom:var(--pb-space-5)}.default-model-header{display:flex;align-items:flex-start;gap:var(--pb-space-4);margin-bottom:var(--pb-space-4)}.default-model-icon{font-size:32px;line-height:1}.default-model-header h3{margin:0 0 var(--pb-space-1) 0;font-size:16px;color:var(--pb-text-main)}.default-model-header p{margin:0;font-size:13px;color:var(--pb-text-muted)}.default-model-selector{display:flex;gap:var(--pb-space-3);align-items:center}.default-model-selector .form-select{flex:1;max-width:400px}.default-model-status{margin-top:var(--pb-space-3);font-size:12px;color:var(--pb-text-muted)}.default-model-status.success{color:var(--pb-success)}.default-model-status.error{color:var(--pb-danger)}.block-models-card{background:var(--pb-bg-card);border:1px solid var(--pb-border-color);border-radius:var(--pb-radius);padding:var(--pb-space-5);margin-bottom:var(--pb-space-5)}.block-models-header{display:flex;align-items:flex-start;gap:var(--pb-space-4)}.block-models-header>div{flex:1}.block-models-icon{font-size:28px;line-height:1}.block-models-header h3{margin:0 0 var(--pb-space-1) 0;font-size:15px;color:var(--pb-text-main)}.block-models-header p{margin:0;font-size:12px;color:var(--pb-text-muted)}.block-models-container{margin-top:var(--pb-space-4);transition:max-height .3s ease,opacity .3s ease;overflow:hidden}.block-models-container.collapsed{max-height:0;opacity:0;margin-top:0}.block-models-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:var(--pb-space-3);margin-bottom:var(--pb-space-4)}.block-model-item{display:flex;align-items:center;gap:var(--pb-space-3);padding:var(--pb-space-3);background:var(--pb-bg-input);border:1px solid var(--pb-border-color);border-radius:6px}.block-model-item:hover{border-color:var(--pb-primary)}.block-model-name{flex:0 0 140px;font-size:12px;font-weight:500;color:var(--pb-text-main);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.block-model-select{flex:1;padding:6px 10px;font-size:12px;background:var(--pb-bg-card);border:1px solid var(--pb-border-color);border-radius:4px;color:var(--pb-text-main)}.block-model-select:focus{outline:none;border-color:var(--pb-primary)}.block-models-actions{display:flex;gap:var(--pb-space-3);padding-top:var(--pb-space-4);border-top:1px solid var(--pb-border-color)}.btn-sm{padding:6px 12px;font-size:12px}.support-channels-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:var(--pb-space-5)}.channel-card{background:var(--pb-bg-card);border:1px solid var(--pb-border-color);border-radius:var(--pb-radius-lg);overflow:hidden;transition:transform .2s,box-shadow .2s;display:flex;flex-direction:column}.channel-card:hover{transform:translateY(-2px);box-shadow:var(--pb-shadow-lg);border-color:var(--pb-primary)}.channel-header{padding:var(--pb-space-4) var(--pb-space-5);background:var(--pb-bg-panel);display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--pb-border-color)}.channel-type{display:flex;align-items:center;gap:8px;font-weight:600;color:var(--pb-text-main);font-size:14px}.channel-icon{font-size:18px}.channel-status{font-size:11px;padding:2px 8px;border-radius:12px;font-weight:600}.channel-status.active{background:#34d39933;color:var(--pb-success)}.channel-status.inactive{background:var(--pb-bg-input);color:var(--pb-text-light)}.channel-body{padding:var(--pb-space-5);flex:1}.channel-name{font-size:16px;font-weight:700;color:var(--pb-text-main);margin-bottom:var(--pb-space-2)}.channel-config-preview{font-family:monospace;font-size:12px;color:var(--pb-text-muted);background:var(--pb-bg-input);padding:var(--pb-space-3);border-radius:var(--pb-radius-sm);white-space:pre-wrap;word-break:break-all;max-height:80px;overflow:hidden;position:relative}.channel-actions{padding:var(--pb-space-4) var(--pb-space-5);border-top:1px solid var(--pb-border-color);display:flex;justify-content:flex-end;gap:var(--pb-space-2);background:var(--pb-bg-panel)}.keys-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:var(--pb-space-5)}.key-card{background:var(--pb-bg-card);border:1px solid var(--pb-border-color);border-radius:var(--pb-radius-lg);overflow:hidden;transition:transform .2s,box-shadow .2s;display:flex;flex-direction:column}.key-card:hover{transform:translateY(-2px);box-shadow:var(--pb-shadow-lg);border-color:var(--pb-primary)}.key-header{padding:var(--pb-space-4) var(--pb-space-5);background:var(--pb-bg-panel);display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--pb-border-color)}.key-type-badge{font-size:12px;font-weight:600;padding:4px 10px;border-radius:20px;background:var(--pb-bg-input);color:var(--pb-text-main);display:inline-flex;align-items:center;gap:6px;text-transform:uppercase;letter-spacing:.5px}.key-body{padding:var(--pb-space-5);flex:1}.key-name{font-size:16px;font-weight:700;color:var(--pb-text-main);margin:0 0 var(--pb-space-2) 0}.key-mask{font-family:monospace;font-size:13px;color:var(--pb-text-muted);background:var(--pb-bg-input);padding:4px 8px;border-radius:4px;display:inline-block;margin-bottom:var(--pb-space-4)}.key-meta{font-size:13px;color:var(--pb-text-light);display:flex;flex-direction:column;gap:4px}.key-actions{display:flex;gap:8px}.input-with-btn{display:flex;gap:8px;align-items:center}.input-with-btn .form-input{flex:1}.generation-cost-summary{background:var(--pb-bg-panel);border:1px solid var(--pb-border-color);border-radius:var(--pb-radius-md);padding:var(--pb-space-4);margin-top:var(--pb-space-4)}.summary-row{display:flex;justify-content:space-between;align-items:center;font-size:13px;margin-bottom:6px;color:var(--pb-text-muted)}.summary-row:last-child{margin-bottom:0}.summary-row.total{border-top:1px solid var(--pb-border-color);padding-top:8px;margin-top:8px;font-weight:700;font-size:15px;color:var(--pb-text-main)}.summary-row.total span:last-child{color:var(--pb-success)}.blocks-selection-list{background:var(--pb-bg-input);border:1px solid var(--pb-border-color);border-radius:var(--pb-radius-sm);max-height:200px;overflow-y:auto;padding:8px}.block-select-item{display:flex;align-items:center;gap:10px;padding:8px;border-radius:4px;cursor:pointer;transition:background .2s}.block-select-item:hover{background:#818cf81a}.block-select-item input{width:16px;height:16px;cursor:pointer}.block-select-item .block-info{display:flex;flex-direction:column}.block-select-item .name{font-size:13px;font-weight:500;color:var(--pb-text-main)}.block-select-item .meta{font-size:11px;color:var(--pb-text-muted)}.session-row{cursor:pointer}.session-row:hover{background:var(--pb-bg-input)!important}.expand-icon{display:inline-block;transition:transform .2s;margin-right:6px;font-size:10px;color:var(--pb-text-light)}.session-details-row{display:none;background:var(--pb-bg-input)}.session-details-row.expanded{display:table-row}.session-details-container{padding:10px 20px 20px 40px}.details-table{width:100%;border-collapse:collapse;font-size:12px;background:var(--pb-bg-card);border-radius:6px;border:1px solid var(--pb-border-color)}.details-table th{background:var(--pb-bg-panel);padding:8px 12px;text-align:left;color:var(--pb-text-muted);font-weight:600}.details-table td{padding:8px 12px;border-bottom:1px solid var(--pb-border-color);color:var(--pb-text-main)}.details-table tr:last-child td{border-bottom:none}.cost-alert{cursor:help;margin-left:6px;font-size:14px}.text-danger{color:var(--pb-danger)}.text-muted{color:var(--pb-text-light)}.badge-blue{background:#60a5fa1a;color:#60a5fa;padding:2px 8px;border-radius:10px;font-size:11px;font-weight:600}.accounts-selector-wrapper{background:var(--pb-surface);border:1px solid var(--pb-border);border-radius:6px;padding:10px}.accounts-selector{display:flex;flex-direction:column;gap:8px}.selected-accounts-tags{display:flex;flex-wrap:wrap;gap:6px;min-height:24px}.account-tag{display:inline-flex;align-items:center;gap:6px;background:var(--pb-primary);color:#fff;padding:4px 8px 4px 10px;border-radius:20px;font-size:12px;font-weight:500}.accounts-selector-wrapper.blocked .account-tag{background:#ef4444}.account-tag .tag-remove{background:#fff3;border:none;color:#fff;width:16px;height:16px;border-radius:50%;cursor:pointer;font-size:14px;line-height:1;display:flex;align-items:center;justify-content:center;transition:background .2s}.account-tag .tag-remove:hover{background:#fff6}.no-accounts-hint{color:var(--pb-text-muted);font-size:12px;font-style:italic}.accounts-search-wrapper{position:relative}.accounts-search-wrapper .form-input{width:100%}.accounts-dropdown{display:none;position:absolute;top:100%;left:0;right:0;background:var(--pb-bg-card);border:1px solid var(--pb-border);border-radius:6px;box-shadow:0 4px 12px #0000004d;z-index:100;max-height:200px;overflow-y:auto;margin-top:4px}.accounts-dropdown .dropdown-item{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;cursor:pointer;transition:background .15s}.accounts-dropdown .dropdown-item:hover{background:var(--pb-bg-input)}.accounts-dropdown .dropdown-item .acc-name{font-weight:500}.accounts-dropdown .dropdown-item .acc-type{font-size:14px}.accounts-dropdown .dropdown-empty{padding:12px;text-align:center;color:var(--pb-text-muted);font-size:13px}@media(max-width:768px){.admin-tabs-nav{flex-wrap:wrap}.admin-tab-btn{flex:1;min-width:100px;justify-content:center}.admin-filters{flex-direction:column}.search-input{max-width:none}.tariffs-grid{grid-template-columns:1fr}.admin-table{font-size:13px}.admin-table th,.admin-table td{padding:var(--pb-space-3)}.actions-cell{display:flex;flex-wrap:wrap;gap:4px}.models-bulk-actions{flex-wrap:wrap}.models-grid{grid-template-columns:1fr}.section-header{flex-direction:column;align-items:flex-start;gap:var(--pb-space-3)}}