#chart-container {
    width: 100%;
    min-height: 100px;
    margin-top: 20px;
    cursor: default;
}

#chart-container:hover {
    cursor: grab;
}

#chart-container:active {
    cursor: grabbing;
}

.form-label {
    font-weight: 600;
}

.form-control {
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: #0d6efd;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

.form-select {
    transition: all 0.3s ease;
}

.form-select:focus {
    border-color: #0d6efd;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

.btn-primary {
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.btn-outline-secondary {
    transition: all 0.3s ease;
}

.btn-outline-secondary:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
}

.card {
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.card-header {
    background-color: #f8f9fa;
    border-bottom: 1px solid #e9ecef;
    border-radius: 10px 10px 0 0;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.loading {
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes dragHighlight {
    0% { background-color: rgba(13, 110, 253, 0.1); }
    50% { background-color: rgba(13, 110, 253, 0.2); }
    100% { background-color: rgba(13, 110, 253, 0.1); }
}

.drag-highlight {
    animation: dragHighlight 1s ease-in-out infinite;
}

@media (max-width: 768px) {
    .container {
        padding-left: 15px;
        padding-right: 15px;
    }
    .card {
        border-radius: 8px;
    }
    h1 {
        font-size: 1.75rem;
    }
    h2 {
        font-size: 1.5rem;
    }
}