:root{--primary:#8a2be2;--secondary:#0fa;--background:#f4f7fb;--surface:#fff;--text:#1a1a2e;--text-muted:#6b7280;--danger:#f44;--danger-bg:#ffebeb;--border:#e5e7eb}@media (prefers-color-scheme:dark){:root{--background:#0f1115;--surface:#1a1d24;--text:#f3f4f6;--text-muted:#9ca3af;--border:#374151;--danger-bg:#411}}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--background);color:var(--text);-webkit-font-smoothing:antialiased;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif}.app-container{min-height:100vh;display:flex}.sidebar{background-color:var(--surface);border-right:1px solid var(--border);flex-direction:column;width:260px;display:flex}.sidebar-header{border-bottom:1px solid var(--border);padding:24px}.sidebar-header h1{color:var(--primary);align-items:center;gap:8px;font-size:20px;font-weight:800;display:flex}.sidebar-nav{flex:1;padding:16px 0}.nav-item{color:var(--text-muted);cursor:pointer;border-left:3px solid #0000;align-items:center;gap:12px;padding:12px 24px;font-weight:500;text-decoration:none;transition:all .2s;display:flex}.nav-item:hover{background-color:var(--background);color:var(--text)}.nav-item.active{color:var(--primary);border-left-color:var(--primary);background-color:#8a2be20d}.main-content{flex:1;padding:32px;overflow-y:auto}.card{background-color:var(--surface);border:1px solid var(--border);border-radius:12px;padding:24px;box-shadow:0 4px 6px #00000005}.card-title{justify-content:space-between;align-items:center;margin-bottom:20px;font-size:18px;font-weight:600;display:flex}.stat-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-bottom:24px;display:grid}.stat-card{background-color:var(--surface);border:1px solid var(--border);border-radius:12px;flex-direction:column;padding:20px;display:flex}.stat-value{color:var(--primary);margin-top:8px;font-size:28px;font-weight:800}.stat-label{color:var(--text-muted);font-size:14px;font-weight:500}.table-container{overflow-x:auto}table{border-collapse:collapse;width:100%}th,td{text-align:left;border-bottom:1px solid var(--border);padding:16px}th{color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;font-size:14px;font-weight:600}tr:last-child td{border-bottom:none}.form-group{margin-bottom:16px}.form-label{margin-bottom:8px;font-size:14px;font-weight:500;display:block}.form-input{border:1px solid var(--border);background-color:var(--background);width:100%;color:var(--text);border-radius:8px;padding:10px 14px;font-family:inherit;transition:border-color .2s}.form-input:focus{border-color:var(--primary);outline:none}.btn{cursor:pointer;border:none;border-radius:8px;align-items:center;gap:8px;padding:8px 16px;font-size:14px;font-weight:600;transition:all .2s;display:inline-flex}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:#7920c8}.btn-outline{border:1px solid var(--border);color:var(--text);background-color:#0000}.btn-outline:hover{background-color:var(--background)}.btn-danger{background-color:var(--danger-bg);color:var(--danger);border:1px solid var(--danger)}.badge{border-radius:20px;padding:4px 10px;font-size:12px;font-weight:600}.badge-success{color:#00b377;background:#00ffaa1a}.badge-warning{color:#cc8400;background:#ffa5001a}.badge-danger{background:var(--danger-bg);color:var(--danger)}