:root{--primary-color: #007aff;--bg-color: #f4f7fe;--sidebar-bg: #ffffff;--text-color: #333;--card-bg: #ffffff;--border-radius: 12px;--box-shadow: 0 4px 6px rgba(0, 0, 0, .05)}*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background-color:var(--bg-color);color:var(--text-color)}.dashboard-layout{display:flex;height:100vh}.sidebar{width:250px;background-color:var(--sidebar-bg);color:#fff;display:flex;flex-direction:column;padding:20px;box-shadow:2px 0 10px #0000001a}.sidebar-header{margin-bottom:40px;text-align:center}.sidebar-logo{max-width:100%;max-height:60px;border-radius:8px}.sidebar-nav{flex:1;display:flex;flex-direction:column;gap:10px}.nav-item{display:flex;align-items:center;background:none;border:none;color:#fffc;padding:12px 15px;border-radius:8px;cursor:pointer;font-size:16px;transition:all .2s;text-align:left}.nav-item:hover,.nav-item.active{background-color:#fff3;color:#fff;font-weight:600}.nav-item .icon{margin-right:12px;font-size:18px;display:flex}.main-content{flex:1;padding:30px;overflow-y:auto}.content-area{animation:fadeIn .3s ease-in}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}h2{margin-top:0;margin-bottom:25px;font-weight:600;font-size:24px;color:#333}.card{background:var(--card-bg);border-radius:var(--border-radius);padding:25px;box-shadow:var(--box-shadow);margin-bottom:25px}.card-grid{display:flex;gap:25px;flex-wrap:wrap}.card-grid .card{flex:1;min-width:300px}.card.full-width{width:100%}.card.flex-grow{flex-grow:2}.form-group{margin-bottom:15px}.form-group label{display:block;margin-bottom:8px;font-weight:500;font-size:14px;color:#555}input[type=text],input[type=email],input[type=password],input[type=number],select{width:100%;padding:10px 12px;border:1px solid #ddd;border-radius:6px;font-size:14px;transition:border .2s}input:focus{border-color:var(--primary-color);outline:none}input[type=file]{padding:5px 0}.row{display:flex;gap:15px}button{cursor:pointer;border:none;font-size:14px;border-radius:6px;padding:10px 16px;transition:opacity .2s}button:hover{opacity:.9}.btn-primary{background-color:var(--primary-color);color:#fff;font-weight:600;width:100%}.btn-danger-sm{background-color:#dc3545;color:#fff;padding:5px 8px;font-size:12px;border-radius:4px}.btn-action{background-color:#e2e8f0;color:#4a5568;padding:6px 10px;margin-right:5px}.btn-action.danger{background-color:#fee2e2;color:#c53030}.btn-icon{background:none;padding:5px;font-size:16px}.btn-icon.success{color:#28a745}.btn-icon.danger{color:#dc3545}.modern-table{width:100%;border-collapse:collapse}.modern-table th{text-align:left;padding:12px 15px;border-bottom:2px solid #eee;color:#888;font-weight:600;font-size:13px;text-transform:uppercase}.modern-table td{padding:12px 15px;border-bottom:1px solid #f0f0f0;vertical-align:middle;font-size:14px}.modern-table tr:last-child td{border-bottom:none}.table-thumb{width:40px;height:40px;border-radius:6px;object-fit:cover}.badge{padding:4px 8px;border-radius:12px;font-size:12px;font-weight:600}.badge.success{background-color:#d1fae5;color:#065f46}.badge.danger{background-color:#fee2e2;color:#991b1b}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;justify-content:center;align-items:center;z-index:1000}.modal{background:#fff;padding:30px;border-radius:12px;width:400px;box-shadow:0 10px 25px #0003}.modal h3{margin-top:0}.modal-actions{display:flex;gap:10px;margin-top:20px}.btn-secondary{background-color:#cbd5e0;color:#2d3748}.modal-sub{color:#718096;font-size:13px;margin:-8px 0 16px}.icon-close{background:none;font-size:22px;line-height:1;color:#718096;padding:0 6px}.link-btn{background:none;color:var(--primary-color);font-weight:600;padding:0 6px}.explorer{display:flex;gap:20px;align-items:stretch;min-height:540px}.explorer-tree{width:260px;flex-shrink:0;background:var(--card-bg);border-radius:var(--border-radius);box-shadow:var(--box-shadow);padding:14px 10px;overflow-y:auto;max-height:calc(100vh - 160px)}.explorer-tree-header{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.6px;color:#a0aec0;padding:0 8px 10px}.tree-node{display:flex;align-items:center;gap:6px;padding:7px 8px;border-radius:6px;cursor:pointer;font-size:14px;color:#4a5568;-webkit-user-select:none;user-select:none}.tree-node:hover{background-color:#f1f5f9}.tree-node.active{background-color:color-mix(in srgb,var(--primary-color) 12%,white);color:var(--primary-color);font-weight:600}.tree-caret{width:14px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:10px;color:#a0aec0}.tree-caret.empty{cursor:default}.tree-icon{display:flex;color:#f6ad55;font-size:14px}.tree-node.active .tree-icon{color:var(--primary-color)}.tree-label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.explorer-main{flex:1;min-width:0;background:var(--card-bg);border-radius:var(--border-radius);box-shadow:var(--box-shadow);display:flex;flex-direction:column;overflow:hidden}.breadcrumb-bar{display:flex;align-items:center;flex-wrap:wrap;gap:2px;padding:14px 18px;border-bottom:1px solid #edf2f7}.crumb{display:inline-flex;align-items:center;gap:6px;background:none;padding:4px 8px;border-radius:6px;color:#4a5568;font-size:14px;font-weight:600}.crumb:hover{background-color:#f1f5f9;color:var(--primary-color)}.crumb-group{display:inline-flex;align-items:center}.crumb-sep{font-size:10px;color:#cbd5e0}.explorer-toolbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:12px 18px;border-bottom:1px solid #edf2f7;background-color:#fbfcfe}.btn-tool{display:inline-flex;align-items:center;gap:7px;background-color:#edf2f7;color:#2d3748;font-weight:600;font-size:13px;padding:8px 12px}.btn-tool:hover:not(:disabled){background-color:#e2e8f0}.btn-tool:disabled{opacity:.45;cursor:not-allowed}.btn-tool.danger{background-color:#fee2e2;color:#c53030}.toolbar-divider{width:1px;height:22px;background-color:#e2e8f0;margin:0 2px}.toolbar-spacer{flex:1}.toolbar-search{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid #e2e8f0;border-radius:6px;padding:0 10px;color:#a0aec0}.toolbar-search input{border:none;padding:8px 0;width:180px;font-size:13px}.toolbar-search input:focus{outline:none}.search-clear{background:none;padding:2px;color:#a0aec0;display:flex}.selection-bar{display:flex;align-items:center;gap:4px;padding:8px 18px;font-size:13px;font-weight:600;color:var(--primary-color);background-color:color-mix(in srgb,var(--primary-color) 8%,white)}.upload-progress{position:relative;height:22px;background-color:#edf2f7;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;color:#2d3748}.upload-progress-bar{position:absolute;left:0;top:0;bottom:0;background-color:color-mix(in srgb,var(--primary-color) 35%,white);transition:width .2s}.upload-progress span{position:relative}.explorer-list{flex:1;overflow-y:auto;padding:8px;min-height:320px}.explorer-list.dragging{outline:2px dashed var(--primary-color);outline-offset:-8px;background-color:color-mix(in srgb,var(--primary-color) 5%,white)}.row-item{display:flex;align-items:center;gap:12px;padding:9px 12px;border-radius:8px;font-size:14px;-webkit-user-select:none;user-select:none}.row-item:hover{background-color:#f7fafc}.row-item.selected{background-color:color-mix(in srgb,var(--primary-color) 10%,white)}.row-item.up-row{color:#a0aec0}.row-check{width:16px;height:16px;flex-shrink:0;cursor:pointer;accent-color:var(--primary-color)}.row-icon{width:34px;height:34px;flex-shrink:0;display:flex;align-items:center;justify-content:center;border-radius:6px;background-color:#edf2f7;color:#718096;font-size:14px;overflow:hidden}.row-icon.folder{color:#f6ad55;background-color:#fffaf0;font-size:17px}.auth-image-holder{width:100%;height:100%;display:flex;align-items:center;justify-content:center}.row-thumb{width:100%;height:100%;object-fit:cover}.row-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-align:left;color:#2d3748}button.row-name{background:none;padding:0;font-size:14px;font-weight:600}button.row-name:hover{color:var(--primary-color);text-decoration:underline}.row-meta{flex-shrink:0;font-size:12px;color:#a0aec0;text-transform:capitalize}.explorer-hint{color:#a0aec0;font-size:14px;text-align:center;padding:40px 20px}.access-modal-header{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;padding-bottom:14px;border-bottom:1px solid #edf2f7}.access-toolbar{display:flex;align-items:center;gap:8px;padding:12px 0}.access-tree{flex:1;overflow-y:auto;min-height:220px;border:1px solid #edf2f7;border-radius:8px;padding:6px}.access-row{display:flex;align-items:center;gap:10px;padding:7px 10px;border-radius:6px;font-size:14px;cursor:pointer}.access-row:hover{background-color:#f7fafc}.access-row input{accent-color:var(--primary-color);cursor:pointer}.access-row.granted{background-color:color-mix(in srgb,var(--primary-color) 8%,white)}.access-row.inherited{cursor:default;opacity:.75}.access-row.inherited input{cursor:default}.access-icon{display:flex;color:#a0aec0;font-size:13px}.access-icon.folder{color:#f6ad55;font-size:15px}.access-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.folder-row .access-name{font-weight:600}.access-tag{flex-shrink:0;font-size:11px;font-weight:600;color:#718096;background-color:#edf2f7;padding:2px 7px;border-radius:10px}.access-tag.granted-tag{color:var(--primary-color);background-color:color-mix(in srgb,var(--primary-color) 14%,white)}.access-modal-footer{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:16px;margin-top:4px;border-top:1px solid #edf2f7}.grant-summary{font-size:13px;color:#718096}@media (max-width: 900px){.explorer{flex-direction:column}.explorer-tree{width:100%;max-height:240px}}