: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{font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg-dark);color:var(--text-main);line-height:1.5}.admin-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}.sidebar-header{padding:20px;font-size:1.25rem;font-weight:700;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:10px}.sidebar-nav{flex:1;padding:20px 0}.nav-item{display:flex;align-items:center;gap:12px;padding:12px 20px;color:var(--text-muted);text-decoration:none;transition:all .2s}.nav-item:hover,.nav-item.active{background-color:#3b82f61a;color:var(--accent);border-right:3px solid var(--accent)}.main-content{flex:1;padding:40px;overflow-y:auto}.card{background-color:var(--bg-card);border-radius:8px;border:1px solid var(--border);padding:24px;margin-bottom:24px}.grid-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:24px;margin-bottom:32px}.table-wrapper{overflow-x:auto}table{width:100%;border-collapse:collapse}th,td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--border)}th{color:var(--text-muted);font-weight:500;text-transform:uppercase;font-size:.75rem;letter-spacing:.05em}tr:hover{background-color:#ffffff05}.badge{padding:4px 8px;border-radius:999px;font-size:.75rem;font-weight:500}.badge-success{background:rgba(16,185,129,.1);color:var(--success)}.badge-warning{background:rgba(245,158,11,.1);color:var(--warning)}.badge-error{background:rgba(239,68,68,.1);color:var(--error)}.badge-info{background:rgba(59,130,246,.1);color:var(--accent)}input,select{width:100%;padding:10px 12px;background-color:var(--bg-dark);border:1px solid var(--border);border-radius:6px;color:var(--text-main);margin-bottom:16px}.btn{padding:10px 16px;border-radius:6px;border:none;cursor:pointer;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{display:flex;align-items:center;justify-content:center;min-height:100vh}.login-box{width:100%;max-width:400px}.header-actions{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}