:root{--primary: #2563eb;--primary-hover: #1d4ed8;--bg-dark: #0f172a;--bg-card: #1e293b;--text-light: #f8fafc;--text-dim: #94a3b8;--border: #334155;--danger: #ef4444}body{margin:0;font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg-dark);color:var(--text-light)}.layout{display:flex;min-height:100vh}.sidebar{width:260px;background-color:var(--bg-card);border-right:1px solid var(--border);display:flex;flex-direction:column}.brand{padding:1.5rem;font-weight:700;font-size:1.5rem;color:#fff;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:.5rem}.nav{padding:1rem;display:flex;flex-direction:column;gap:.5rem}.nav-item{display:flex;align-items:center;padding:.75rem 1rem;color:var(--text-dim);text-decoration:none;border-radius:.5rem;transition:all .2s;gap:.75rem}.nav-item:hover,.nav-item.active{background-color:var(--primary);color:#fff}.main-content{flex:1;display:flex;flex-direction:column}.header{height:64px;border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 2rem;justify-content:space-between;background-color:var(--bg-dark)}.page-content{padding:2rem;overflow-y:auto}.card{background-color:var(--bg-card);border-radius:.75rem;padding:1.5rem;border:1px solid var(--border);margin-bottom:1.5rem}.btn{padding:.5rem 1rem;border-radius:.375rem;border:none;cursor:pointer;font-weight:500;display:inline-flex;align-items:center;justify-content:center;gap:.5rem;transition:opacity .2s;font-size:.875rem}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background-color:var(--primary-hover)}.btn-danger{background-color:var(--danger);color:#fff}.btn-sm{padding:.25rem .5rem;font-size:.75rem}.table-container{overflow-x:auto}.table{width:100%;border-collapse:collapse;margin-top:1rem}.table th,.table td{text-align:left;padding:1rem;border-bottom:1px solid var(--border)}.table th{color:var(--text-dim);font-weight:500;text-transform:uppercase;font-size:.75rem;letter-spacing:.05em}input,select,textarea{background-color:var(--bg-dark);border:1px solid var(--border);color:#fff;padding:.5rem;border-radius:.375rem;width:100%;box-sizing:border-box;font-family:inherit}input:focus,select:focus,textarea:focus{outline:2px solid var(--primary);border-color:transparent}.filter-group select{background-color:var(--bg-card);color:#fff;border:none;padding:.25rem;font-size:.875rem;outline:none;cursor:pointer}.filter-group select option{background-color:var(--bg-card);color:#fff}.badge{padding:.25rem .5rem;border-radius:9999px;font-size:.75rem;font-weight:500}.badge-active{background-color:#22c55e1a;color:#4ade80}.badge-inactive{background-color:#94a3b81a;color:#94a3b8}.flex-between{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.form-group{margin-bottom:1rem}.form-label{display:block;margin-bottom:.5rem;color:var(--text-dim);font-size:.875rem}.modal-overlay{position:fixed;inset:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:50;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal{background-color:var(--bg-card);padding:2rem;border-radius:1rem;width:90%;border:1px solid var(--border)}.error-msg{color:var(--danger);font-size:.875rem;margin-bottom:1rem}