css/layer-editor.css

/* Layer Editor Styles for Neural Network Playground */

/* Modal styling */
#layer-editor-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.5);
    opacity: 0;
    transition: opacity 0.3s ease;
}

#layer-editor-modal.active {
    opacity: 1;
}

#layer-editor-modal .modal-content {
    background-color: #fff;
    margin: 10% auto;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
    width: 80%;
    max-width: 600px;
    position: relative;
    transform: translateY(-20px);
    transition: transform 0.3s ease;
    overflow: hidden; /* Prevent content from causing layout shifts */
}

#layer-editor-modal.active .modal-content {
    transform: translateY(0);
}

/* Make the modal more obvious for debugging */
#layer-editor-modal[data-visible="true"] {
    /* Remove the debug border */
    /* border: 3px solid red; */
}

.modal-title {
    color: #2c3e50;
    margin-top: 0;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
}

/* Top close button */
.close-modal {
    position: absolute;
    right: 20px;
    top: 15px;
    font-size: 24px;
    font-weight: bold;
    cursor: pointer;
    color: #aaa;
    transition: color 0.2s ease;
    z-index: 10; /* Ensure it's above other content */
}

.close-modal:hover {
    color: #333;
}

/* Form styling */
.layer-form {
    margin-bottom: 20px;
    overflow: auto; /* Allow scrolling if form gets too long */
    max-height: 60vh; /* Limit height to avoid modal being too tall */
}

.form-field {
    margin-bottom: 15px;
}

.form-field label {
    display: block;
    font-weight: 600;
    margin-bottom: 5px;
    color: #2c3e50;
}

.form-field input,
.form-field select {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-field input:focus,
.form-field select:focus {
    border-color: #3498db;
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
    outline: none;
}

.help-text {
    display: block;
    margin-top: 5px;
    color: #7f8c8d;
    font-size: 12px;
}

/* Button styling */
.modal-footer {
    display: flex;
    justify-content: flex-end;
    padding-top: 15px;
    border-top: 1px solid #eee;
    background-color: #fff; /* Ensure background is solid */
    position: relative; /* Establish a stacking context */
    z-index: 5; /* Higher than the form */
}

.modal-footer button {
    padding: 8px 16px;
    margin-left: 10px;
    border: none;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    /* Remove transition to prevent flickering */
    /* transition: background-color 0.2s ease; */
    position: relative; /* Establish a stacking context */
    z-index: 2; /* Higher than surrounding elements */
    text-rendering: optimizeLegibility; /* Improve text rendering */
    -webkit-font-smoothing: antialiased;
}

.save-layer-btn {
    background-color: #3498db;
    color: white;
    /* Fix position and prevent movement */
    transform: translateZ(0); /* Force GPU acceleration */
}

.save-layer-btn:hover {
    background-color: #2980b9;
}

/* Override for close button in footer */
.modal-footer .close-modal {
    position: static;
    background-color: #e0e0e0;
    color: #333;
    font-size: 14px;
    transform: translateZ(0); /* Force GPU acceleration */
}

.modal-footer .close-modal:hover {
    background-color: #ccc;
}

/* For number inputs */
input[type="number"] {
    -moz-appearance: textfield;
}

input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

/* Error state */
.form-field.error input,
.form-field.error select {
    border-color: #e74c3c;
}

.error-message {
    color: #e74c3c;
    font-size: 12px;
    margin-top: 5px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    #layer-editor-modal .modal-content {
        width: 90%;
        margin: 15% auto;
        padding: 15px;
    }
    
    .modal-footer {
        flex-direction: column;
    }
    
    .modal-footer button {
        margin-left: 0;
        margin-top: 10px;
    }
}