/* Phase 1: Clustering UI Styles */

.clustering-controls {
    background: #f0f4ff;
    border: 2px solid #667eea;
    border-radius: 12px;
    padding: 15px;
    margin: 15px 0;
    display: grid;
    gap: 12px;
}

.clustering-section-title {
    font-weight: 700;
    color: #667eea;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 5px;
}

.cluster-mode-toggle {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px;
    background: white;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
}

.cluster-mode-toggle label {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
    font-weight: 500;
    cursor: pointer;
    flex: 1;
}

.cluster-mode-toggle input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: #667eea;
}

.cluster-mode-label {
    color: #666;
    font-weight: 500;
}

.shipment-controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.group-action-btn {
    padding: 10px;
    border: 2px solid #667eea;
    background: white;
    color: #667eea;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 13px;
}

.group-action-btn:hover {
    background: #667eea;
    color: white;
    transform: translateY(-2px);
}

.group-action-btn:disabled {
    background: #ccc;
    color: white;
    border-color: #ccc;
    cursor: not-allowed;
    transform: none;
}

.shipment-group-list {
    background: white;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 10px;
    max-height: 200px;
    overflow-y: auto;
    display: grid;
    gap: 8px;
}

.shipment-group-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    background: #f8f9fa;
    border-radius: 6px;
    border-left: 4px solid #667eea;
    font-size: 13px;
}

.shipment-group-info {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.shipment-group-id {
    font-weight: 700;
    color: #333;
}

.shipment-group-stats {
    font-size: 12px;
    color: #888;
}

.shipment-group-actions {
    display: flex;
    gap: 5px;
}

.shipment-group-actions button {
    padding: 5px 10px;
    font-size: 11px;
    background: #dc3545;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
}

.shipment-group-actions button:hover {
    background: #c82333;
    transform: scale(1.05);
}

.group-params {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 10px;
    background: white;
    padding: 10px;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
}

.param-input-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.param-input-group label {
    font-size: 12px;
    font-weight: 600;
    color: #555;
    margin: 0;
}

.param-input-group input {
    padding: 6px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 12px;
}

.device-selector {
    background: white;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 10px;
    max-height: 150px;
    overflow-y: auto;
    display: grid;
    gap: 5px;
}

.device-checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px;
    background: #f8f9fa;
    border-radius: 4px;
    cursor: pointer;
    font-size: 13px;
}

.device-checkbox input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
    accent-color: #667eea;
}

.device-checkbox:hover {
    background: #e8ecff;
}

/* Shipment badge on device cards */
.shipment-badge {
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    color: white;
    background: #667eea;
    margin-left: auto;
    white-space: nowrap;
}

/* Device card with shipment border */
.device-card {
    border: 3px solid transparent;
    transition: border-color 0.3s ease;
}

.device-card.in-shipment {
    border-color: #667eea;
    box-shadow: 0 0 15px rgba(102, 126, 234, 0.2);
}

/* Cluster stats display */
.cluster-stats {
    background: white;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 10px;
    font-size: 12px;
    color: #666;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 10px;
}

.stat-item {
    display: flex;
    justify-content: space-between;
    padding: 6px;
    background: #f8f9fa;
    border-radius: 4px;
}

.stat-label {
    font-weight: 600;
    color: #333;
}

.stat-value {
    color: #667eea;
    font-weight: 700;
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 20px;
    color: #999;
    font-size: 13px;
}

.empty-state svg {
    opacity: 0.3;
    margin-bottom: 10px;
}

/* Responsive */
@media (max-width: 768px) {
    .shipment-controls {
        grid-template-columns: 1fr;
    }

    .group-params {
        grid-template-columns: 1fr;
    }

    .cluster-stats {
        grid-template-columns: 1fr;
    }
}