:root{--bg-dark:#0f172a;--bg-card:#1e293b;--text-main:#f8fafc;--text-muted:#94a3b8;--accent:#3b82f6;--accent-hover:#2563eb;--border:#334155;--success:#10b981;--error:#ef4444;--warning:#f59e0b}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-dark);color:var(--text-main);font-family:Inter,system-ui,-apple-system,sans-serif;line-height:1.5}.admin-layout{min-height:100vh;display:flex}.sidebar{background-color:var(--bg-card);border-right:1px solid var(--border);flex-direction:column;width:260px;display:flex}.sidebar-header{border-bottom:1px solid var(--border);align-items:center;gap:10px;padding:20px;font-size:1.25rem;font-weight:700;display:flex}.sidebar-nav{flex:1;padding:20px 0}.nav-item{color:var(--text-muted);align-items:center;gap:12px;padding:12px 20px;text-decoration:none;transition:all .2s;display:flex}.nav-item:hover,.nav-item.active{color:var(--accent);border-right:3px solid var(--accent);background-color:#3b82f61a}.main-content{flex:1;padding:40px;overflow-y:auto}.card{background-color:var(--bg-card);border:1px solid var(--border);border-radius:8px;margin-bottom:24px;padding:24px}.grid-cards{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:24px;margin-bottom:32px;display:grid}.table-wrapper{overflow-x:auto}table{border-collapse:collapse;width:100%}th,td{text-align:left;border-bottom:1px solid var(--border);padding:12px 16px}th{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;font-size:.75rem;font-weight:500}tr:hover{background-color:#ffffff05}.badge{border-radius:999px;padding:4px 8px;font-size:.75rem;font-weight:500}.badge-success{color:var(--success);background:#10b9811a}.badge-warning{color:var(--warning);background:#f59e0b1a}.badge-error{color:var(--error);background:#ef44441a}.badge-info{color:var(--accent);background:#3b82f61a}input,select{background-color:var(--bg-dark);border:1px solid var(--border);width:100%;color:var(--text-main);border-radius:6px;margin-bottom:16px;padding:10px 12px}.btn{cursor:pointer;border:none;border-radius:6px;padding:10px 16px;font-weight:500;transition:background .2s}.btn-primary{background-color:var(--accent);color:#fff}.btn-primary:hover{background-color:var(--accent-hover)}.btn-danger{background-color:var(--error);color:#fff}.btn-danger:hover{background-color:#dc2626}.login-container{justify-content:center;align-items:center;min-height:100vh;display:flex}.login-box{width:100%;max-width:400px}.header-actions{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}