*{margin:0;padding:0;box-sizing:border-box;}
:root{
    --primary:#6366f1;
    --success:#10b981;
    --danger:#ef4444;
    --warning:#f59e0b;
    --gray-100:#f3f4f6;
    --gray-200:#e5e7eb;
    --gray-500:#6b7280;
    --gray-800:#1f2937;
}
body{font-family:'Inter',sans-serif;font-size:14px;background:#f5f7fa;color:var(--gray-800);}
.btn{display:inline-block;padding:0.625rem 1.25rem;font-size:0.875rem;border-radius:8px;border:none;cursor:pointer;text-decoration:none;transition:all 0.2s;}
.btn-primary{background:var(--primary);color:white;}
.btn-primary:hover{background:#4f46e5;}
.btn-danger{background:var(--danger);color:white;}
.btn-success{background:var(--success);color:white;}
.form-group{margin-bottom:1.5rem;}
.form-label{display:block;font-weight:500;margin-bottom:0.5rem;}
.form-control{width:100%;padding:0.625rem;border:1px solid var(--gray-200);border-radius:8px;font-size:0.875rem;}
.form-control:focus{outline:none;border-color:var(--primary);}
.card{background:white;border-radius:12px;box-shadow:0 2px 8px rgba(0,0,0,0.1);padding:1.5rem;margin-bottom:1.5rem;}
.table{width:100%;border-collapse:collapse;}
.table th{background:var(--gray-100);padding:0.875rem;text-align:left;font-size:0.75rem;text-transform:uppercase;}
.table td{padding:0.875rem;border-bottom:1px solid var(--gray-200);}
.badge{display:inline-block;padding:0.25rem 0.625rem;font-size:0.75rem;border-radius:12px;font-weight:500;}
.badge-success{background:var(--success);color:white;}
.badge-danger{background:var(--danger);color:white;}
.badge-warning{background:var(--warning);color:white;}
.alert{padding:1rem;border-radius:8px;margin-bottom:1rem;}
.alert-success{background:var(--success);color:white;}
.alert-error{background:var(--danger);color:white;}
.text-center{text-align:center;}
.mt-2{margin-top:1rem;}
.mb-2{margin-bottom:1rem;}