* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; background: #f5f5f5; color: #333; }
.container { max-width: 1200px; margin: 0 auto; padding: 2rem; }
.navbar { background: #1a1a2e; color: #fff; padding: 0.75rem 2rem; display: flex; align-items: center; gap: 2rem; }
.nav-brand { font-size: 1.2rem; font-weight: 700; display: flex; align-items: center; gap: 0.5rem; }
.nav-logo { width: 28px; height: 28px; }
.nav-links { display: flex; gap: 1rem; flex: 1; }
.nav-links a { color: #aaa; text-decoration: none; padding: 0.5rem 1rem; border-radius: 4px; }
.nav-links a:hover, .nav-links a.active { color: #fff; background: rgba(255,255,255,0.1); }
.nav-user { display: flex; align-items: center; gap: 1rem; }

h1 { margin-bottom: 1.5rem; color: #1a1a2e; }
h2 { margin: 2rem 0 1rem; color: #333; }

.btn { display: inline-block; padding: 0.5rem 1rem; border: 1px solid #ddd; background: #fff; color: #333; border-radius: 4px; cursor: pointer; text-decoration: none; font-size: 0.9rem; }
.btn:hover { background: #f0f0f0; }
.btn-primary { background: #2563eb; color: #fff; border-color: #2563eb; }
.btn-primary:hover { background: #1d4ed8; }
.btn-danger { background: #dc2626; color: #fff; border-color: #dc2626; }
.btn-danger:hover { background: #b91c1c; }
.btn-warning { background: #f59e0b; color: #fff; border-color: #f59e0b; }
.btn-sm { padding: 0.25rem 0.75rem; font-size: 0.85rem; }
.btn-full { width: 100%; }

.table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 8px; overflow: hidden; box-shadow: 0 1px 3px rgba(0,0,0,0.1); }
.table th, .table td { padding: 0.75rem 1rem; text-align: left; border-bottom: 1px solid #eee; }
.table th { background: #f8f9fa; font-weight: 600; color: #555; font-size: 0.85rem; text-transform: uppercase; }
.table tr:hover { background: #f8f9fa; }
.text-center { text-align: center; }
code { background: #f1f5f9; padding: 0.15rem 0.5rem; border-radius: 3px; font-size: 0.85rem; }

.badge { display: inline-block; padding: 0.2rem 0.6rem; border-radius: 12px; font-size: 0.75rem; font-weight: 600; }
.status-active { background: #dcfce7; color: #166534; }
.status-trial { background: #dbeafe; color: #1e40af; }
.status-grace { background: #fef3c7; color: #92400e; }
.status-expired { background: #fee2e2; color: #991b1b; }
.status-revoked { background: #fecaca; color: #991b1b; }
.badge-ACTIVATE { background: #dcfce7; color: #166534; }
.badge-DEACTIVATE { background: #fef3c7; color: #92400e; }
.badge-VALIDATE { background: #dbeafe; color: #1e40af; }
.badge-REVOKE { background: #fee2e2; color: #991b1b; }
.badge-FORCE_RELEASE { background: #fecaca; color: #991b1b; }
.badge-CREATE { background: #e0e7ff; color: #3730a3; }
.badge-UPDATE { background: #f3e8ff; color: #6b21a8; }

.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; margin-bottom: 2rem; }
.stat-card { background: #fff; border-radius: 8px; padding: 1.5rem; box-shadow: 0 1px 3px rgba(0,0,0,0.1); }
.stat-card .stat-label { font-size: 1rem; font-weight: 700; color: #1a1a2e; margin-bottom: 0.75rem; }
.stat-row { display: flex; justify-content: space-between; padding: 0.2rem 0; font-size: 0.9rem; }

.login-container { max-width: 400px; margin: 100px auto; padding: 2rem; }
.login-container h1 { text-align: center; margin-bottom: 2rem; display: flex; align-items: center; justify-content: center; gap: 0.6rem; }
.login-logo { width: 32px; height: 32px; }
.login-form { background: #fff; padding: 2rem; border-radius: 8px; box-shadow: 0 2px 8px rgba(0,0,0,0.1); }
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; margin-bottom: 0.4rem; font-weight: 600; font-size: 0.9rem; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 0.6rem; border: 1px solid #ddd; border-radius: 4px; font-size: 0.95rem; }
.form-group textarea { resize: vertical; }

.form-card { background: #fff; padding: 2rem; border-radius: 8px; box-shadow: 0 1px 3px rgba(0,0,0,0.1); max-width: 700px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-actions { margin-top: 1.5rem; display: flex; gap: 1rem; }

.filter-form { display: flex; gap: 0.75rem; margin-bottom: 1.5rem; flex-wrap: wrap; }
.filter-form select, .filter-form input { padding: 0.5rem; border: 1px solid #ddd; border-radius: 4px; }

.page-header { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.5rem; }
.page-header h1 { margin-bottom: 0; }

.detail-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 1.5rem; margin-bottom: 2rem; }
.detail-card { background: #fff; border-radius: 8px; padding: 1.5rem; box-shadow: 0 1px 3px rgba(0,0,0,0.1); }
.detail-card h3 { margin-bottom: 1rem; }
.detail-table { width: 100%; }
.detail-table td { padding: 0.4rem 0; vertical-align: top; }
.detail-table td:first-child { font-weight: 600; width: 140px; color: #666; }
.detail-table pre { margin: 0; font-size: 0.85rem; white-space: pre-wrap; }

.action-form { margin-bottom: 1rem; }
.action-form input { padding: 0.5rem; border: 1px solid #ddd; border-radius: 4px; width: 100%; margin-bottom: 0.5rem; }

.audit-details { margin: 0; font-size: 0.8rem; max-width: 300px; overflow: hidden; white-space: pre-wrap; word-break: break-all; }

.alert { padding: 0.75rem 1rem; border-radius: 4px; margin-bottom: 1rem; }
.alert-error { background: #fee2e2; color: #991b1b; border: 1px solid #fecaca; }

@media (max-width: 768px) {
    .navbar { flex-wrap: wrap; }
    .detail-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .filter-form { flex-direction: column; }
}