/* CSS Variables for Consistent Styling */
:root {
    --color-bg: #121212;
    --color-header-bg: #1f1f1f;
    --color-panel-bg: #1e1e1e;
    --color-node-bg: #1e1e1e;
    --color-node-hover-bg: #3d3d3d;
    --color-cluster-bg: #2a2a2a;
    --color-cluster-hover-bg: #4a4a4a;
    --color-text: #f0f0f0;
    --color-accent: #ff8c00;
    --color-accent-light: #ffa733;
    --color-border: #444;
    --color-modal-bg: #2c2c2c;
    --color-delete-hover: #ff0000;
    --transition-speed: 0.3s;
    --border-radius: 4px;
    --node-width: 120px;
    --node-padding: 15px; /* Increased padding for nodes */
    --connector-size: 12px;
    --connection-height: 2px;
    --connection-hover-height: 4px;
    --modal-padding: 25px; /* Increased padding for modals */
    --section-padding: 15px 25px; /* Increased padding for sections */
    --button-padding: 10px 15px; /* Increased padding for buttons */
}

/* Reset and Base Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--color-text);
    background-color: var(--color-bg);
    height: 100vh;
    display: flex;
    flex-direction: column;
}

#app {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    height: 100vh;
}

/* Header and Toolbar */
header {
    background-color: var(--color-header-bg);
    padding: 10px 20px;
    color: var(--color-text);
    display: flex;
    align-items: center;
}

header h1 {
    flex-grow: 1;
    margin: 0;
    font-size: 24px;
}

#toolbar button {
    margin-left: 10px;
    padding: var(--button-padding);
    background-color: var(--color-accent);
    border: none;
    color: var(--color-header-bg);
    cursor: pointer;
    border-radius: var(--border-radius);
    font-size: 14px;
    transition: background-color var(--transition-speed);
}

#toolbar button:hover {
    background-color: var(--color-accent-light);
}

/* Main Layout */
#main-container {
    flex-grow: 1;
    display: flex;
    overflow: hidden;
}

#node-panel {
    width: 220px;
    background-color: var(--color-panel-bg);
    border-right: 1px solid #333;
    padding: 10px;
    overflow-y: auto;
    z-index: 20;
    height: calc(100vh - 150px); /* Account for header/footer */
}

#node-panel h2,
#node-panel h3 {
    text-align: center;
    color: var(--color-accent);
}

#node-panel h2 {
    margin-top: 0;
}

#node-panel h3 {
    margin: 15px 0 10px;
    font-size: 16px;
}

#node-list,
#cluster-list,
#command-list {
    display: flex;
    flex-direction: column;
    padding: 5px; /* Added padding for better spacing */
}

.node-item,
.cluster-item {
    margin-bottom: 10px;
    padding: 10px;
    border-radius: var(--border-radius);
    cursor: grab;
    text-align: center;
    color: var(--color-text);
    transition: background-color var(--transition-speed), transform 0.2s;
    white-space: normal; /* Allow text to wrap */
    word-wrap: break-word; /* Break long words if needed */
    overflow-wrap: break-word; /* Modern browsers */
}

.node-item {
    background-color: #2c2c2c;
    border: 1px solid var(--color-border);
    white-space: pre-wrap;
    word-break: break-word;
    min-height: 40px; /* Ensure consistent row height */
    display: flex;
    align-items: center;
    justify-content: center;
}

.node-item:hover {
    background-color: var(--color-node-hover-bg);
    transform: scale(1.05);
}

.cluster-item {
    background-color: #3a3a3a;
    border: 1px solid var(--color-accent);
}

.cluster-item:hover {
    background-color: var(--color-cluster-hover-bg);
    transform: scale(1.05);
}

/* Workspace and Background */
#workspace-container {
    position: relative;
    flex-grow: 1;
    background-color: var(--color-bg);
    overflow: hidden;
    padding: var(--section-padding); /* Added padding */
}

#background-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 0;
    background-image: 
        linear-gradient(90deg, rgba(255,140,0,0.2) 1px, transparent 1px),
        linear-gradient(rgba(255,140,0,0.2) 1px, transparent 1px);
    background-size: 20px 20px;
}

#connection-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

#workspace {
    position: absolute;
    top: 0;
    left: 0;
    width: 100000px; /* Large width for infinite scrolling */
    height: 100000px; /* Large height for infinite scrolling */
    z-index: 1;
    transform-origin: 0 0;
    background-color: var(--color-bg);
    background-image: 
        linear-gradient(90deg, rgba(255,140,0,0.2) 1px, transparent 1px),
        linear-gradient(rgba(255,140,0,0.2) 1px, transparent 1px);
    background-size: 20px 20px;
}

/* Node Styles */
.node {
    position: absolute;
    background-color: var(--color-node-bg);
    border: 2px solid var(--color-accent);
    padding: var(--node-padding);
    border-radius: 6px;
    cursor: move;
    min-width: var(--node-width);
    width: auto; /* Allow node to grow */
    max-width: 300px; /* Maximum width before wrapping */
    color: var(--color-text);
    box-shadow: 0 4px 8px rgba(0,0,0,0.5);
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    z-index: 10;
    overflow: visible;
}

.node.selected {
    border-color: var(--color-accent-light);
    box-shadow: 0 6px 12px rgba(255,140,0,0.7);
}

.node .title {
    font-weight: bold;
    margin-bottom: 5px;
    color: var(--color-accent);
}

.node .inputs {
    margin-top: 10px;
    width: 100%;
    overflow: visible;
}

.node .input-field {
    margin-bottom: 10px;
    width: 100%;
    overflow: visible;
}

.node .input-field label {
    display: block;
    font-size: 14px;
    margin-bottom: 3px;
    width: 100%;
    overflow: visible;
    white-space: normal;
    word-wrap: break-word;
}

.node .input-field input {
    width: 100%; /* Changed from 90% to use full width */
    padding: 5px;
    border: 1px solid var(--color-border);
    border-radius: 3px;
    background-color: #2c2c2c;
    color: var(--color-text);
    transition: border-color var(--transition-speed);
    white-space: pre-wrap; /* Changed to pre-wrap to preserve spaces and newlines */
    word-wrap: break-word;
    overflow-wrap: break-word;
    min-height: 30px;
    height: auto;
    resize: both; /* Allow both vertical and horizontal resizing */
    overflow: visible;
    box-sizing: border-box; /* Ensure padding doesn't add to width */
}

.node .input-field input:focus {
    border-color: var(--color-accent);
    outline: none;
}

.node .delete-button {
    position: absolute;
    top: 5px;
    right: 5px;
    width: 25px; /* Increased size for better usability */
    height: 25px;
    color: var(--color-text);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 16px;
    line-height: 1;
    transition: background-color var(--transition-speed);
}

.node .delete-button:hover {
    background-color: var(--color-delete-hover);
}

/* Connectors */
.output-connector, .input-connector {
    width: var(--connector-size);
    height: var(--connector-size);
    background-color: var(--color-accent);
    border-radius: 50%;
    position: absolute;
    z-index: 20;
    cursor: pointer;
    transition: background-color var(--transition-speed), transform 0.2s;
}

.output-connector {
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
}

.input-connector {
    left: -6px;
    top: 50%;
    transform: translateY(-50%);
}

.output-connector:hover, .input-connector:hover {
    background-color: var(--color-accent-light);
    transform: translateY(-50%) scale(1.2);
}

/* Connections */
.connection {
    position: absolute;
    height: var(--connection-height);
    background-color: var(--color-accent);
    transform-origin: 0 0;
    z-index: 10;
    pointer-events: auto;
    transition: background-color var(--transition-speed), height var(--transition-speed);
}

.connection.temporary {
    background-color: #999;
    pointer-events: none;
}

.connection:hover {
    height: var(--connection-hover-height);
    background-color: var(--color-accent-light);
    cursor: pointer;
}

/* Output Section */
#output-section {
    background-color: var(--color-header-bg);
    padding: var(--section-padding);
    border-top: 1px solid #333;
    height: 150px;
}

#output-section h2 {
    margin-top: 0;
    color: var(--color-accent);
}

#output {
    width: 100%;
    height: 100px; /* Reduced height to accommodate padding */
    font-family: monospace;
    font-size: 14px;
    padding: 10px;
    box-sizing: border-box;
    background-color: #2c2c2c;
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    resize: none;
}

#copy-script, #download-script {
    margin-top: 15px; /* Increased margin for better spacing */
    padding: var(--button-padding);
    background-color: var(--color-accent);
    border: none;
    color: var(--color-header-bg);
    cursor: pointer;
    border-radius: var(--border-radius);
    font-size: 14px;
    margin-right: 10px;
    transition: background-color var(--transition-speed);
}

#copy-script:hover, #download-script:hover {
    background-color: var(--color-accent-light);
}

/* Modals */
#modal-background {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    backdrop-filter: blur(3px);
}

.modal {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: var(--color-modal-bg);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    z-index: 1001;
    max-width: 80%;
    max-height: 80vh;
    width: 600px;
    border: 1px solid var(--color-accent);
}

.modal-content {
    padding: var(--modal-padding);
    color: var(--color-text);
    overflow-y: auto;
    max-height: calc(80vh - 40px);
    scrollbar-width: thin;
    scrollbar-color: var(--color-accent) var(--color-modal-bg);
}

.modal-content::-webkit-scrollbar {
    width: 8px;
}

.modal-content::-webkit-scrollbar-track {
    background: var(--color-modal-bg);
    border-radius: 4px;
}

.modal-content::-webkit-scrollbar-thumb {
    background-color: var(--color-accent);
    border-radius: 4px;
    border: 2px solid var(--color-modal-bg);
}

.modal-content::-webkit-scrollbar-thumb:hover {
    background-color: var(--color-accent-light);
}

.modal-content h2 {
    color: var(--color-accent);
    margin-bottom: 20px;
    font-size: 24px;
}

.modal-content p {
    margin-bottom: 15px;
    line-height: 1.6;
}

.close-button {
    position: absolute;
    right: 15px;
    top: 15px;
    font-size: 24px;
    color: var(--color-text);
    cursor: pointer;
    transition: color var(--transition-speed);
    background: none;
    border: none;
    padding: 5px;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.close-button:hover {
    color: var(--color-accent);
    background-color: rgba(255, 255, 255, 0.1);
}

/* Show modal and background when active */
.modal.active,
#modal-background.active {
    display: block;
}

/* Example modal specific styles */
#example-modal .example-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 15px;
    padding: 10px 0;
}

#example-modal .example-item {
    background-color: var(--color-node-bg);
    padding: 15px;
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
    cursor: pointer;
    transition: all var(--transition-speed);
    position: relative;
    overflow: hidden;
}

#example-modal .example-item::after {
    content: "Click to Load →";
    position: absolute;
    bottom: 0;
    right: 0;
    background: var(--color-accent);
    color: var(--color-header-bg);
    padding: 4px 8px;
    font-size: 12px;
    border-top-left-radius: var(--border-radius);
    opacity: 0;
    transform: translateY(100%);
    transition: all var(--transition-speed);
}

#example-modal .example-item:hover {
    border-color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 140, 0, 0.3);
    background-color: var(--color-node-hover-bg);
}

#example-modal .example-item:hover::after {
    opacity: 1;
    transform: translateY(0);
}

#example-modal .example-item h3 {
    color: var(--color-accent);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

#example-modal .example-item h3::before {
    content: "📄";
    font-size: 1.2em;
}

#example-modal .example-item p {
    font-size: 14px;
    margin: 0;
    color: var(--color-text);
    padding-bottom: 25px; /* Make room for the hover label */
}

/* Help modal specific styles */
#help-modal .help-section {
    margin-bottom: 25px;
    padding: 15px;
    border-radius: var(--border-radius);
    background-color: var(--color-node-bg);
    border: 1px solid var(--color-border);
    transition: all var(--transition-speed);
}

#help-modal .help-section:hover {
    border-color: var(--color-accent);
    box-shadow: 0 2px 8px rgba(255, 140, 0, 0.2);
}

#help-modal .help-section h3 {
    color: var(--color-accent);
    margin-bottom: 15px;
    font-size: 18px;
    display: flex;
    align-items: center;
    gap: 8px;
}

#help-modal .help-section h3::before {
    content: "💡";
    font-size: 1.2em;
}

#help-modal .help-section ul {
    list-style-type: none;
    padding-left: 20px;
}

#help-modal .help-section li {
    margin-bottom: 10px;
    position: relative;
    padding: 8px;
    border-radius: var(--border-radius);
    transition: all var(--transition-speed);
    cursor: default;
}

#help-modal .help-section li:hover {
    background-color: var(--color-node-hover-bg);
}

#help-modal .help-section li::before {
    content: "•";
    color: var(--color-accent);
    position: absolute;
    left: -20px;
    top: 8px;
}

/* Example list styles */
#example-list {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 15px;
    margin: 15px 0;
}

#example-list li {
    background-color: var(--color-node-bg);
    padding: 15px;
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
    cursor: pointer;
    transition: all var(--transition-speed);
    position: relative;
    overflow: hidden;
    color: var(--color-text);
}

#example-list li::before {
    content: "📄";
    margin-right: 8px;
    font-size: 1.2em;
}

#example-list li::after {
    content: "Click to Load →";
    position: absolute;
    bottom: 0;
    right: 0;
    background: var(--color-accent);
    color: var(--color-header-bg);
    padding: 4px 8px;
    font-size: 12px;
    border-top-left-radius: var(--border-radius);
    opacity: 0;
    transform: translateY(100%);
    transition: all var(--transition-speed);
}

#example-list li:hover {
    border-color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 140, 0, 0.3);
    background-color: var(--color-node-hover-bg);
}

#example-list li:hover::after {
    opacity: 1;
    transform: translateY(0);
}

/* Help content styles */
#help-content h3 {
    color: var(--color-accent);
    margin: 25px 0 15px;
    font-size: 18px;
    display: flex;
    align-items: center;
    gap: 8px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--color-border);
}

#help-content h3::before {
    content: "💡";
    font-size: 1.2em;
}

#help-content ul {
    list-style-type: none;
    padding-left: 20px;
    margin-bottom: 20px;
}

#help-content li {
    margin-bottom: 12px;
    position: relative;
    padding: 8px 12px;
    border-radius: var(--border-radius);
    transition: all var(--transition-speed);
    background-color: var(--color-node-bg);
    border: 1px solid transparent;
}

#help-content li:hover {
    background-color: var(--color-node-hover-bg);
    border-color: var(--color-accent);
    transform: translateX(5px);
}

#help-content li::before {
    content: "•";
    color: var(--color-accent);
    position: absolute;
    left: -20px;
    top: 8px;
    font-size: 20px;
}

#help-content strong {
    color: var(--color-accent);
    display: inline-block;
    margin-right: 5px;
}

/* First h3 shouldn't have a top margin */
#help-content h3:first-child {
    margin-top: 0;
}

/* Responsive adjustments */
@media screen and (max-width: 768px) {
    #node-panel {
        display: none;
    }

    header h1 {
        font-size: 20px;
    }

    #toolbar button {
        padding: 6px 10px;
        font-size: 12px;
    }

    .node {
        min-width: 100px;
        padding: 10px; /* Adjusted padding for smaller screens */
    }

    .node .inputs {
        margin-top: 8px;
    }

    .node .input-field {
        margin-bottom: 8px;
    }

    #output-section {
        padding: 10px 15px;
    }

    #copy-script, #download-script {
        padding: 6px 10px;
        font-size: 12px;
        margin-top: 10px;
    }

    .modal {
        width: 95%;
        max-width: none;
    }
    
    #example-list {
        grid-template-columns: 1fr;
    }
    
    #help-content li {
        padding: 6px 10px;
    }
}