:root{--md-sys-color-primary: #4A70A9;--md-sys-color-primary-container: #D3E4FF;--md-sys-color-on-primary: #FFFFFF;--md-sys-color-surface: #EFECE3;--md-sys-color-surface-variant: #F5F3ED;--md-sys-color-on-surface: #1A1C1E;--md-sys-color-on-surface-variant: rgba(0,0,0,.6);--md-sys-color-outline: rgba(0,0,0,.12);--success-color: #2e7d32;--success-bg: #c8e6c9;--warning-color: #ed6c02;--warning-bg: #ffe0b2;--danger-color: #d32f2f;--danger-bg: #ffcdd2;--info-color: #0277bd;--info-bg: #b3e5fc;--sidebar-width: 240px;--header-height: 64px;--border-radius-sm: 8px;--border-radius-md: 12px;--border-radius-lg: 16px;--shadow-sm: 0 1px 3px rgba(0,0,0,.12), 0 1px 2px rgba(0,0,0,.08);--shadow-md: 0 4px 6px rgba(0,0,0,.07), 0 1px 3px rgba(0,0,0,.1);--transition: .2s cubic-bezier(.2, 0, 0, 1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Google Sans Flex,Segoe UI,sans-serif;background:var(--md-sys-color-surface);color:var(--md-sys-color-on-surface);min-height:100vh;display:flex;flex-direction:column}.dashboard-header{height:var(--header-height);background:#fff;border-bottom:1px solid var(--md-sys-color-outline);display:flex;align-items:center;padding:0 24px;gap:16px;position:sticky;top:0;z-index:100;box-shadow:var(--shadow-sm)}.header-brand{display:flex;align-items:center;gap:10px;font-size:1.1rem;font-weight:600;color:var(--md-sys-color-primary);text-decoration:none}.header-brand .material-symbols-outlined{font-size:28px}.header-title{font-size:1rem;font-weight:500;color:var(--md-sys-color-on-surface);margin-left:8px;padding-left:16px;border-left:1px solid var(--md-sys-color-outline)}.header-spacer{flex:1}.header-user{display:flex;align-items:center;gap:8px;font-size:.875rem;color:var(--md-sys-color-on-surface-variant)}.dashboard-layout{display:flex;flex:1;min-height:calc(100vh - var(--header-height))}.dashboard-nav{width:var(--sidebar-width);background:#fff;border-right:1px solid var(--md-sys-color-outline);padding:16px 0;display:flex;flex-direction:column;position:sticky;top:var(--header-height);height:calc(100vh - var(--header-height));overflow-y:auto}.nav-section-label{font-size:.7rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--md-sys-color-on-surface-variant);padding:16px 16px 4px}.nav-item{display:flex;align-items:center;gap:12px;padding:10px 16px;cursor:pointer;border-radius:0 50px 50px 0;margin:2px 8px 2px 0;font-size:.875rem;font-weight:500;color:var(--md-sys-color-on-surface-variant);transition:background var(--transition),color var(--transition);border:none;background:none;text-align:left;width:calc(100% - 8px);text-decoration:none}.nav-item:hover{background:#4a70a914;color:var(--md-sys-color-primary)}.nav-item.active{background:var(--md-sys-color-primary-container);color:var(--md-sys-color-primary);font-weight:600}.nav-item .material-symbols-outlined{font-size:20px}.nav-divider{height:1px;background:var(--md-sys-color-outline);margin:8px 16px}.dashboard-main{flex:1;padding:24px;overflow-y:auto}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;flex-wrap:wrap;gap:12px}.page-title{font-size:1.5rem;font-weight:600;color:var(--md-sys-color-on-surface)}.page-subtitle{font-size:.875rem;color:var(--md-sys-color-on-surface-variant);margin-top:2px}.card{background:#fff;border-radius:var(--border-radius-lg);padding:20px;box-shadow:var(--shadow-sm);border:1px solid var(--md-sys-color-outline)}.card-title{font-size:.875rem;font-weight:600;color:var(--md-sys-color-on-surface-variant);text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:#fff;border-radius:var(--border-radius-md);padding:20px;box-shadow:var(--shadow-sm);border:1px solid var(--md-sys-color-outline);display:flex;align-items:flex-start;gap:16px;transition:box-shadow var(--transition)}.stat-card:hover{box-shadow:var(--shadow-md)}.stat-icon{width:48px;height:48px;border-radius:var(--border-radius-sm);display:flex;align-items:center;justify-content:center;flex-shrink:0}.stat-icon.blue{background:#eef2ff;color:#4a70a9}.stat-icon.green{background:var(--success-bg);color:var(--success-color)}.stat-icon.orange{background:var(--warning-bg);color:var(--warning-color)}.stat-icon.red{background:var(--danger-bg);color:var(--danger-color)}.stat-icon.purple{background:#f3e8ff;color:#7c3aed}.stat-icon .material-symbols-outlined{font-size:28px}.stat-info{flex:1}.stat-value{font-size:2rem;font-weight:700;color:var(--md-sys-color-on-surface);line-height:1}.stat-label{font-size:.8rem;color:var(--md-sys-color-on-surface-variant);margin-top:4px}.toolbar{display:flex;align-items:center;gap:8px;margin-bottom:16px;flex-wrap:wrap}.search-box{display:flex;align-items:center;background:var(--md-sys-color-surface-variant);border:1px solid var(--md-sys-color-outline);border-radius:50px;padding:6px 16px;gap:8px;flex:1;min-width:200px;max-width:400px;transition:border-color var(--transition)}.search-box:focus-within{border-color:var(--md-sys-color-primary);background:#fff}.search-box .material-symbols-outlined{font-size:18px;color:var(--md-sys-color-on-surface-variant)}.search-box input{border:none;background:transparent;outline:none;font-size:.875rem;color:var(--md-sys-color-on-surface);flex:1;font-family:inherit}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:50px;font-size:.875rem;font-weight:500;cursor:pointer;border:none;transition:background var(--transition),opacity var(--transition);font-family:inherit;text-decoration:none;white-space:nowrap}.btn:disabled{opacity:.5;cursor:not-allowed}.btn .material-symbols-outlined{font-size:18px}.btn-primary{background:var(--md-sys-color-primary);color:#fff}.btn-primary:hover{background:#3d5d8e}.btn-secondary{background:var(--md-sys-color-surface-variant);color:var(--md-sys-color-on-surface);border:1px solid var(--md-sys-color-outline)}.btn-secondary:hover{background:#e8e5dc}.btn-danger{background:var(--danger-color);color:#fff}.btn-danger:hover{background:#b71c1c}.btn-success{background:var(--success-color);color:#fff}.btn-success:hover{background:#1b5e20}.btn-icon{width:36px;height:36px;padding:0;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;background:transparent;border:none;cursor:pointer;color:var(--md-sys-color-on-surface-variant);transition:background var(--transition)}.btn-icon:hover{background:#00000014}.btn-icon .material-symbols-outlined{font-size:20px}.table-wrapper{overflow-x:auto;border-radius:var(--border-radius-md);border:1px solid var(--md-sys-color-outline);background:#fff}table{width:100%;border-collapse:collapse;font-size:.875rem}thead tr{border-bottom:2px solid var(--md-sys-color-outline);background:var(--md-sys-color-surface-variant)}thead th{padding:12px 16px;text-align:left;font-weight:600;color:var(--md-sys-color-on-surface-variant);font-size:.8rem;text-transform:uppercase;letter-spacing:.04em;white-space:nowrap}tbody tr{border-bottom:1px solid var(--md-sys-color-outline);transition:background var(--transition)}tbody tr:last-child{border-bottom:none}tbody tr:hover{background:#4a70a90a}tbody tr.selected{background:var(--md-sys-color-primary-container)}td{padding:12px 16px;vertical-align:middle;color:var(--md-sys-color-on-surface)}td .actions{display:flex;align-items:center;gap:4px}.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 10px;border-radius:50px;font-size:.75rem;font-weight:500;white-space:nowrap}.badge-success{background:var(--success-bg);color:var(--success-color)}.badge-danger{background:var(--danger-bg);color:var(--danger-color)}.badge-warning{background:var(--warning-bg);color:var(--warning-color)}.badge-info{background:var(--info-bg);color:var(--info-color)}.badge-neutral{background:#e0e0e0;color:#616161}.badge-admin{background:#f3e8ff;color:#7c3aed}.pagination{display:flex;align-items:center;justify-content:space-between;margin-top:16px;font-size:.875rem;color:var(--md-sys-color-on-surface-variant);flex-wrap:wrap;gap:8px}.pagination-controls{display:flex;align-items:center;gap:4px}.page-btn{width:32px;height:32px;border-radius:50%;border:1px solid var(--md-sys-color-outline);background:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:.875rem;color:var(--md-sys-color-on-surface);transition:background var(--transition)}.page-btn:hover:not(:disabled){background:var(--md-sys-color-surface-variant)}.page-btn:disabled{opacity:.4;cursor:not-allowed}.page-btn.active{background:var(--md-sys-color-primary);color:#fff;border-color:var(--md-sys-color-primary)}.modal-overlay{position:fixed;inset:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:1000;padding:16px;backdrop-filter:blur(4px);animation:fadeIn .15s ease}.modal-overlay.hidden{display:none}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal{background:#fff;border-radius:var(--border-radius-lg);padding:0;max-width:600px;width:100%;box-shadow:0 20px 60px #0003;animation:slideUp .2s ease;max-height:90vh;display:flex;flex-direction:column}.modal-lg{max-width:800px}@keyframes slideUp{0%{transform:translateY(24px);opacity:0}to{transform:translateY(0);opacity:1}}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px 16px;border-bottom:1px solid var(--md-sys-color-outline)}.modal-title{font-size:1.1rem;font-weight:600}.modal-body{padding:20px 24px;overflow-y:auto;flex:1}.modal-footer{display:flex;align-items:center;justify-content:flex-end;gap:8px;padding:16px 24px;border-top:1px solid var(--md-sys-color-outline)}.form-grid{display:grid;gap:16px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-group{display:flex;flex-direction:column;gap:6px}.form-label{font-size:.8rem;font-weight:500;color:var(--md-sys-color-on-surface-variant);text-transform:uppercase;letter-spacing:.04em}.form-control{padding:10px 14px;border:1px solid var(--md-sys-color-outline);border-radius:var(--border-radius-sm);font-size:.875rem;color:var(--md-sys-color-on-surface);font-family:inherit;background:#fff;transition:border-color var(--transition);outline:none}.form-control:focus{border-color:var(--md-sys-color-primary)}.form-check{display:flex;align-items:center;gap:8px;font-size:.875rem;cursor:pointer}.form-check input{width:16px;height:16px;cursor:pointer}.toast-container{position:fixed;top:80px;right:24px;z-index:2000;display:flex;flex-direction:column;gap:8px;pointer-events:none}.toast{background:#323232;color:#fff;padding:12px 20px;border-radius:var(--border-radius-sm);font-size:.875rem;box-shadow:var(--shadow-md);pointer-events:auto;display:flex;align-items:center;gap:10px;animation:toastIn .25s ease;min-width:250px;max-width:400px}.toast.success{background:var(--success-color)}.toast.error{background:var(--danger-color)}.toast.warning{background:var(--warning-color)}@keyframes toastIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}.loading-overlay{position:absolute;inset:0;background:#fffc;display:flex;align-items:center;justify-content:center;z-index:10;border-radius:inherit}.loading-overlay.hidden{display:none}.spinner{width:40px;height:40px;border:3px solid var(--md-sys-color-primary-container);border-top-color:var(--md-sys-color-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.spinner-sm{width:18px;height:18px;border-width:2px}.dashboard-section{display:none}.dashboard-section.active{display:block}.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.detail-item{display:flex;flex-direction:column;gap:2px}.detail-label{font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--md-sys-color-on-surface-variant);font-weight:600}.detail-value{font-size:.9rem;color:var(--md-sys-color-on-surface)}.chart-container{position:relative;height:200px;display:flex;align-items:flex-end;gap:6px;padding:8px 0}.chart-bar-group{display:flex;flex-direction:column;align-items:center;gap:4px;flex:1}.chart-bar{width:100%;border-radius:4px 4px 0 0;transition:height .5s ease;min-height:2px}.chart-bar.registrations{background:var(--md-sys-color-primary)}.chart-bar.drawings{background:var(--success-color)}.chart-label{font-size:.65rem;color:var(--md-sys-color-on-surface-variant);text-align:center;white-space:nowrap}.chart-legend{display:flex;gap:16px;margin-top:8px;flex-wrap:wrap}.legend-item{display:flex;align-items:center;gap:6px;font-size:.75rem;color:var(--md-sys-color-on-surface-variant)}.legend-dot{width:10px;height:10px;border-radius:50%}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:48px 24px;text-align:center;color:var(--md-sys-color-on-surface-variant)}.empty-state .material-symbols-outlined{font-size:64px;margin-bottom:16px;opacity:.4}.empty-state p{font-size:.95rem}.row-checkbox{width:16px;height:16px;cursor:pointer}.bulk-bar{display:flex;align-items:center;gap:8px;padding:10px 16px;background:var(--md-sys-color-primary-container);border-radius:var(--border-radius-sm);margin-bottom:8px;animation:fadeIn .2s ease}.bulk-bar.hidden{display:none}.bulk-bar-label{font-size:.875rem;font-weight:500;flex:1;color:var(--md-sys-color-primary)}@media (max-width: 768px){.dashboard-nav{display:none}.dashboard-main{padding:16px}.form-row,.detail-grid{grid-template-columns:1fr}.stats-grid{grid-template-columns:1fr 1fr}}@media (max-width: 480px){.stats-grid{grid-template-columns:1fr}.header-title{display:none}}