#app-root{min-height:100vh}:root{--bg-primary: #f8fafc;--bg-surface: #ffffff;--bg-subtle: #f1f5f9;--border-color: #e2e8f0;--border-focus: #3b82f6;--text-main: #0f172a;--text-muted: #64748b;--text-light: #94a3b8;--primary: #2563eb;--primary-hover: #1d4ed8;--primary-light: #eff6ff;--success: #16a34a;--success-light: #f0fdf4;--warning: #d97706;--warning-light: #fffbeb;--danger: #dc2626;--danger-hover: #b91c1c;--danger-light: #fef2f2;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 8px;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--sidebar-width: 240px;--header-height: 56px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:var(--bg-primary);color:var(--text-main);line-height:1.5;font-size:14px}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:6px 14px;font-size:13px;font-weight:500;border-radius:var(--radius-md);border:1px solid transparent;cursor:pointer;transition:all .15s ease;-webkit-user-select:none;user-select:none;white-space:nowrap}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background-color:var(--primary-hover)}.btn-default{background-color:#fff;border-color:var(--border-color);color:var(--text-main)}.btn-default:hover:not(:disabled){background-color:var(--bg-subtle)}.btn-danger{background-color:var(--danger);color:#fff}.btn-danger:hover:not(:disabled){background-color:var(--danger-hover)}.btn-sm{padding:3px 8px;font-size:12px}.form-group{margin-bottom:16px}.form-label{display:block;font-size:13px;font-weight:500;color:var(--text-main);margin-bottom:6px}.form-input,.form-select,.form-textarea{width:100%;padding:7px 10px;font-size:13px;border:1px solid var(--border-color);border-radius:var(--radius-md);background-color:#fff;color:var(--text-main);outline:none;transition:border-color .15s ease}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--border-focus);box-shadow:0 0 0 2px #3b82f626}.form-help{font-size:12px;color:var(--text-muted);margin-top:4px}.badge{display:inline-flex;align-items:center;padding:2px 7px;font-size:11px;font-weight:600;border-radius:var(--radius-sm)}.badge-success{background-color:var(--success-light);color:var(--success);border:1px solid #bbf7d0}.badge-warning{background-color:var(--warning-light);color:var(--warning);border:1px solid #fde68a}.badge-danger{background-color:var(--danger-light);color:var(--danger);border:1px solid #fecaca}.badge-info{background-color:var(--primary-light);color:var(--primary);border:1px solid #bfdbfe}.badge-muted{background-color:var(--bg-subtle);color:var(--text-muted);border:1px solid var(--border-color)}.card{background-color:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:16px 20px;margin-bottom:20px}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;padding-bottom:12px;border-bottom:1px solid var(--border-color)}.card-title{font-size:15px;font-weight:600;color:var(--text-main)}.table-responsive{width:100%;overflow-x:auto}.data-table{width:100%;border-collapse:collapse;text-align:left;font-size:13px}.data-table th{background-color:#f8fafc;color:var(--text-muted);font-weight:600;padding:10px 14px;border-bottom:1px solid var(--border-color);white-space:nowrap}.data-table td{padding:11px 14px;border-bottom:1px solid var(--border-color);color:var(--text-main)}.data-table tr:hover td{background-color:#f8fafc}.empty-placeholder{text-align:center;padding:36px 0;color:var(--text-muted)}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background-color:#0f172a73;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.modal-dialog{background:#fff;border-radius:var(--radius-lg);width:100%;max-width:520px;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;max-height:90vh;overflow:hidden}.modal-dialog.modal-lg{max-width:760px}.modal-dialog.modal-xl{max-width:960px}.modal-header{padding:14px 18px;border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between}.modal-title{font-size:15px;font-weight:600}.modal-close{background:none;border:none;font-size:18px;cursor:pointer;color:var(--text-muted)}.modal-close:hover{color:var(--text-main)}.modal-body{padding:18px;overflow-y:auto}.modal-footer{padding:12px 18px;border-top:1px solid var(--border-color);display:flex;align-items:center;justify-content:flex-end;gap:10px}.toast-container{position:fixed;top:18px;right:18px;z-index:2000;display:flex;flex-direction:column;gap:8px;pointer-events:none}.toast{pointer-events:auto;min-width:260px;max-width:400px;padding:10px 14px;border-radius:var(--radius-md);font-size:13px;box-shadow:var(--shadow-md);background:#fff;border-left:4px solid var(--primary);display:flex;align-items:flex-start;justify-content:space-between;animation:slideIn .2s ease-out}.toast.toast-success{border-left-color:var(--success)}.toast.toast-error{border-left-color:var(--danger)}.toast.toast-warning{border-left-color:var(--warning)}@keyframes slideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}@media(max-width:768px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}