/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

:root {
    /* Core Colors */
    --dark-bg: #1a1a1a;
    --darker-bg: #121212;
    --card-bg: #242424;
    --text-color: #e0e0e0;
    --text-secondary: #b0b0b0;
    --magenta-primary: #ce3773;
    --magenta-secondary: #800335;
    --magenta-glow: rgba(232, 62, 140, 0.6);
    --border-color: #333;
    --highlight: #2d2d2d;
    
    /* Node Colors */
    --file-color: #3498db;
    --class-color: #e74c3c;
    --function-color: #2ecc71;
    --method-color: #9b59b6;
    --import-color: #f39c12;
    --module-color: #1abc9c;
    
    /* Shadows */
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 15px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 6px 25px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 15px var(--magenta-glow);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-circle: 50%;
}

body {
    background-color: var(--dark-bg);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    display: flex;
    flex-wrap: wrap;
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
    gap: 20px;
}

h1, h2, h3 {
    margin-bottom: 15px;
    color: var(--text-color);
}

button {
    background-color: var(--magenta-primary);
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-medium);
    font-weight: 500;
    position: relative;
    overflow: hidden;
}

button::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(255, 255, 255, 0.1), transparent);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

button:hover {
    background-color: var(--magenta-secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

button:hover::after {
    opacity: 1;
}

button:active {
    transform: translateY(0);
}

button:disabled {
    background-color: #555;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

button:disabled::after {
    display: none;
}

/* Header Styles */
header {
    background-color: var(--darker-bg);
    color: white;
    padding: 25px 20px;
    text-align: center;
    border-bottom: 3px solid var(--magenta-primary);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.header-logo {
    height: 80px;
    width: 250px;
    object-fit: contain;
    vertical-align: middle;
    margin-bottom:0px; /* Adjust vertical alignment with title */
}

header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--magenta-glow), transparent);
    z-index: 1;
}

header h1 {
    color: white;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    position: relative;
    display: inline-block;
    padding: 0 15px;
    background: linear-gradient(90deg, var(--file-color), var(--class-color), var(--function-color));
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    text-shadow: 0 0 5px rgba(232, 62, 140, 0.5),
                 0 0 10px rgba(232, 62, 140, 0.3),
                 0 0 15px rgba(232, 62, 140, 0.2);
    position: relative;
    text-shadow: 0 2px 10px rgba(232, 62, 140, 0.6);
    transition: all var(--transition-medium);
}

header h1::before {
    content: '';
    position: absolute;
    left: -5px;
    right: -5px;
    bottom: -3px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--magenta-primary), transparent);
    border-radius: 3px;
}

header h1::after {
    content: 'Made by - Matthew Haskins';
    position: absolute;
    bottom: -30px;
    left: 0;
    right: 0;
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--text-secondary);
    letter-spacing: 2px;
    opacity: 0.7;
    transition: opacity var(--transition-medium);
}

@keyframes glow {
    0% {
        text-shadow: 0 0 15px rgba(232, 62, 140, 0.7),
                     0 5px 10px rgba(0, 0, 0, 0.3);
    }
    100% {
        text-shadow: 0 0 20px rgba(232, 62, 140, 0.9),
                     0 0 30px rgba(232, 62, 140, 0.4),
                     0 5px 10px rgba(0, 0, 0, 0.3);
    }
}

/* Card Base Style */
.card {
    background: var(--card-bg);
    border-radius: var(--radius-md);
    padding: 20px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

/* Main Layout Wrapper */
.main-wrapper {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

/* Top Container (for input and visualization sections) */
.top-container {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 20px;
    width: 100%;
}

/* Input Section Styles */
.input-section {
    flex: 1;
    min-width: 300px;
    background: var(--card-bg);
    border-radius: var(--radius-md);
    padding: 20px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    box-sizing: border-box;
}

.input-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--magenta-secondary), var(--magenta-primary));
    opacity: 0.8;
}

.input-section h2 {
    position: relative;
    padding-bottom: 10px;
}

.input-section h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background-color: var(--magenta-primary);
    border-radius: var(--radius-sm);
}

.file-inputs {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.file-input-container {
    flex: 1;
}

.file-input-container input[type="file"] {
    display: none;
}

.file-input-container label {
    display: block;
    padding: 10px 15px;
    background-color: var(--magenta-primary);
    color: white;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-medium);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.file-input-container label::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.7s ease;
}

.file-input-container label:hover {
    background-color: var(--magenta-secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.file-input-container label:hover::before {
    left: 100%;
}

.selection-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding: 10px;
    background-color: var(--darker-bg);
    border-radius: var(--radius-sm);
    box-shadow: inset 0 2px 5px rgba(0, 0, 0, 0.2);
}

.file-count {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.file-count span {
    font-weight: bold;
    color: var(--magenta-primary);
}

.controls {
    margin-bottom: 20px;
    display: flex;
    gap: 10px;
    align-items: center;
}

/* GitHub Repository Input Styles */
.github-input {
    margin: 20px 0;
    padding: 15px;
    background-color: var(--darker-bg);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
}

.github-input h3 {
    font-size: 1rem;
    margin-bottom: 10px;
    color: var(--text-color);
    position: relative;
    padding-bottom: 8px;
}

.github-input h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--magenta-primary);
    border-radius: var(--radius-sm);
}

.github-input-container {
    display: flex;
    gap: 10px;
}

.github-input-container input[type="text"] {
    flex: 1;
    padding: 10px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    background-color: var(--card-bg);
    color: var(--text-color);
    font-size: 0.9rem;
    transition: all var(--transition-medium);
}

.github-input-container input[type="text"]:focus {
    outline: none;
    border-color: var(--magenta-primary);
    box-shadow: 0 0 0 2px rgba(232, 62, 140, 0.3);
}

.github-input-container input[type="text"]::placeholder {
    color: var(--text-secondary);
    opacity: 0.7;
}

.repo-info {
    margin-top: 15px;
    padding: 10px;
    background-color: var(--card-bg);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--magenta-primary);
}

.repo-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 5px;
}

.repo-header h4 {
    margin: 0;
    color: var(--text-color);
    font-size: 1rem;
}

.repo-stats {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.repo-stats span {
    font-weight: bold;
    color: var(--magenta-primary);
    margin-left: 10px;
}

.repo-stats span:first-child {
    margin-left: 0;
}

#repo-description {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin: 5px 0 0 0;
}

/* Loading indicator */
.loading-indicator {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-left: 10px;
}

.spinner {
    width: 20px;
    height: 20px;
    border: 3px solid rgba(232, 62, 140, 0.3);
    border-radius: 50%;
    border-top-color: var(--magenta-primary);
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

#loading-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

#analyze-btn {
    position: relative;
    overflow: hidden;
}

#analyze-btn::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
    opacity: 0;
    transform: scale(0.5);
    transition: transform 0.5s, opacity 0.5s;
}

#analyze-btn:hover::before {
    opacity: 1;
    transform: scale(1);
}

#file-list-container {
    max-height: 610px;
    overflow-y: auto;
    border-radius: var(--radius-sm);
    background-color: var(--darker-bg);
    padding: 10px;
    box-shadow: inset 0 2px 5px rgba(0, 0, 0, 0.2);
}

#file-list {
    list-style-type: none;
}

#file-list li {
    padding: 8px 5px;
    border-bottom: 1px solid var(--border-color);
    transition: background-color var(--transition-fast);
}

#file-list li:hover {
    background-color: var(--highlight);
}

#file-list li:last-child {
    border-bottom: none;
}

.directory-header {
    display: flex;
    font-size: small;
    justify-content: space-between;
    align-items: center;
}

.file-item-content {
    display: flex;
    font-size: smaller;
    justify-content: space-between;
    align-items: center;
    padding: 2px 0;
}

.remove-btn {
    background-color: transparent;
    color: var(--text-secondary);
    border: none;
    border-radius: var(--radius-circle);
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 18px;
    transition: all var(--transition-fast);
    padding: 0;
}

.remove-btn:hover {
    background-color: var(--magenta-secondary);
    color: white;
    transform: none;
}

.remove-btn.small {
    width: 20px;
    height: 20px;
    font-size: 14px;
}

.secondary-btn {
    background-color: var(--card-bg);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    transition: all var(--transition-medium);
}

.secondary-btn:hover {
    background-color: var(--highlight);
    border-color: var(--magenta-secondary);
    box-shadow: 0 0 8px rgba(232, 62, 140, 0.3);
}

.secondary-btn:disabled {
    background-color: var(--card-bg);
    border-color: var(--border-color);
    color: var(--text-secondary);
    box-shadow: none;
}

#file-list li.directory {
    color: var(--magenta-primary);
    font-weight: 500;
}

/* Visualization Section Styles */
.visualization-section {
    flex: 2;
    min-width: 500px;
    background: var(--card-bg);
    border-radius: var(--radius-md);
    padding: 20px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    box-sizing: border-box;
}

.visualization-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--magenta-primary), var(--file-color));
    opacity: 0.8;
}

.visualization-section h2 {
    position: relative;
    padding-bottom: 10px;
}

.visualization-section h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background-color: var(--file-color);
    border-radius: var(--radius-sm);
}

.visualization-controls {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
    padding: 10px;
    background-color: var(--darker-bg);
    border-radius: var(--radius-sm);
    box-shadow: inset 0 2px 5px rgba(0, 0, 0, 0.2);
}

.visualization-controls .buttons {
    display: flex;
    gap: 10px;
}

.export-controls {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.export-controls button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-circle);
    font-size: 18px;
    padding: 0;
    transition: all var(--transition-fast);
    background-color: var(--darker-bg);
    color: var(--text-color);
}

.export-controls button:hover {
    background-color: var(--magenta-primary);
    color: white;
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.3);
}

#export-json {
    border: 2px solid var(--file-color);
    font-size: 14px;
}

#export-svg {
    border: 2px solid var(--class-color);
    font-size: 12px;
    font-weight: bold;
}

#export-png {
    border: 2px solid var(--function-color);
    font-size: 12px;
    font-weight: bold;
}

.visualization-controls button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-circle);
    font-size: 18px;
    padding: 0;
    transition: all var(--transition-fast);
}

.visualization-controls button:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.3);
}

.visualization-controls button:active {
    transform: translateY(0) scale(0.95);
}

#visualization {
    width: 100%;
    height: 890px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--darker-bg);
    overflow: hidden;
    position: relative;
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.3);
    transition: all var(--transition-medium);
}

#visualization:hover {
    box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.4);
}

/* Graph Legend */
.graph-legend {
    margin-top: 15px;
    padding: 15px;
    background: var(--darker-bg);
    border-radius: var(--radius-md);
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.legend-item {
    display: flex;
    align-items: center;
    margin-right: 15px;
    transition: transform var(--transition-fast);
}

.legend-item:hover {
    transform: translateY(-2px);
}

.legend-color {
    width: 15px;
    height: 15px;
    border-radius: var(--radius-circle);
    margin-right: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    transition: transform var(--transition-fast);
}

.legend-item:hover .legend-color {
    transform: scale(1.2);
}

.file-color { background-color: var(--file-color); }
.class-color { background-color: var(--class-color); }
.function-color { background-color: var(--function-color); }
.method-color { background-color: var(--method-color); }
.import-color { background-color: var(--import-color); }
.module-color { background-color: var(--module-color); }

/* Details Panel Styles */
.details-panel {
    width: 100%;
    max-width: 1360px;
    margin: 0 auto 20px auto;
    background: var(--card-bg);
    border-radius: var(--radius-md);
    padding: 20px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    box-sizing: border-box;
}

.details-panel-inner {
    width: 80%;
    margin: 0 auto;
}

.details-panel::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--file-color), var(--class-color), var(--function-color));
    opacity: 0.8;
}

.details-panel h2 {
    border-bottom: 2px solid var(--magenta-primary);
    padding-bottom: 10px;
    margin-bottom: 20px;
    position: relative;
}

.details-panel h2::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 80px;
    height: 2px;
    background-color: var(--magenta-primary);
    z-index: 1;
}

#node-details {
    padding: 20px;
    background-color: var(--darker-bg);
    border-radius: var(--radius-md);
    min-height: 100px;
    box-shadow: inset 0 2px 5px rgba(0, 0, 0, 0.2);
    transition: all var(--transition-medium);
    border: 1px solid var(--border-color);
}

#node-details:hover {
    box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.3);
}

#node-details h3 {
    color: var(--magenta-primary);
    margin-bottom: 15px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
    position: relative;
}

#node-details h3::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 50px;
    height: 2px;
    background-color: var(--magenta-primary);
}

#node-details p {
    margin-bottom: 10px;
    line-height: 1.8;
}

#node-details strong {
    color: var(--text-color);
    font-weight: 600;
}

#node-details ul {
    list-style-type: none;
    padding-left: 20px;
    margin-top: 10px;
}

#node-details ul li {
    padding: 5px 0;
    position: relative;
    transition: transform var(--transition-fast);
}

#node-details ul li:hover {
    transform: translateX(3px);
}

#node-details ul li:before {
    content: '→';
    color: var(--magenta-primary);
    position: absolute;
    left: -15px;
    transition: transform var(--transition-fast);
}

#node-details ul li:hover:before {
    transform: translateX(3px);
}

#node-details h4 {
    margin-top: 15px;
    color: var(--text-secondary);
    border-top: 1px solid var(--border-color);
    padding-top: 10px;
    font-weight: 500;
}

/* Footer Styles */
footer {
    text-align: center;
    padding: 25px 20px;
    background-color: var(--darker-bg);
    color: var(--text-secondary);
    border-top: 3px solid var(--magenta-primary);
    box-shadow: 0 -4px 15px rgba(0, 0, 0, 0.3);
    position: relative;
}

footer::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(232, 62, 140, 0.3), transparent);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

.personal-branding {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    position: relative;
}

.personal-branding::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--magenta-primary), transparent);
}

.personal-branding p {
    margin-bottom: 10px;
}

.personal-branding strong {
    color: var(--text-color);
    position: relative;
    padding: 0 3px;
}

.personal-branding strong::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--magenta-primary);
    opacity: 0.5;
    transform: scaleX(0);
    transition: transform var(--transition-medium);
    transform-origin: left;
}

.personal-branding:hover strong::after {
    transform: scaleX(1);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 15px;
}

.social-links a {
    color: white;
    text-decoration: none;
    transition: all var(--transition-medium);
    padding: 8px 15px;
    border-radius: var(--radius-sm);
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.social-links a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

.social-links a:hover {
    color: white;
    background-color: var(--magenta-secondary);
    transform: translateY(-3px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    border-color: var(--magenta-primary);
}

.social-links a:hover::before {
    left: 100%;
}

@media (max-width: 600px) {
    .social-links {
        flex-wrap: wrap;
        gap: 10px;
    }
    
    .social-links a {
        padding: 6px 10px;
        font-size: 14px;
    }
    
    header h1 {
        font-size: 1.5rem;
    }
    
    header h1::after {
        bottom: -25px;
        font-size: 0.7rem;
    }
}

/* Graph Styles */
.node {
    cursor: pointer;
    transition: all var(--transition-fast);
}

.node circle {
    transition: all var(--transition-fast);
}

.node:hover {
    opacity: 0.8;
}

.node:hover circle {
    stroke: var(--magenta-primary);
    stroke-width: 2px;
    filter: drop-shadow(0 0 5px var(--magenta-glow));
}

.link {
    stroke: #555;
    stroke-opacity: 0.6;
    transition: all var(--transition-fast);
}

.link:hover {
    stroke-opacity: 0.9;
    stroke-width: 2px;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--darker-bg);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--magenta-secondary);
    border-radius: 4px;
    border: 2px solid var(--darker-bg);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--magenta-primary);
}

/* Notification Styles */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 25px;
    background-color: var(--magenta-primary);
    color: white;
    border-radius: var(--radius-sm);
    z-index: 1000;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.4);
    transition: all var(--transition-medium);
    transform: translateY(-10px);
    opacity: 0;
    animation: notificationFadeIn 0.3s forwards;
}

@keyframes notificationFadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.notification.show {
    opacity: 1;
    transform: translateY(0);
}

.notification.hide {
    opacity: 0;
    transform: translateY(-20px);
}

.notification.error {
    background-color: #e74c3c;
}

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

.modal-content {
    background-color: var(--card-bg);
    margin: 10% auto;
    width: 80%;
    max-width: 600px;
    border-radius: var(--radius-md);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border-color);
    animation: modalFadeIn 0.3s;
    position: relative;
    overflow: hidden;
}

.modal-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--magenta-primary), var(--magenta-secondary));
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    margin: 0;
    color: var(--magenta-primary);
    font-weight: 600;
}

.close-modal {
    color: var(--text-secondary);
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: all var(--transition-fast);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-circle);
}

.close-modal:hover {
    color: var(--magenta-primary);
    background-color: rgba(206, 55, 115, 0.1);
    transform: rotate(90deg);
}

.modal-body {
    padding: 20px;
    max-height: 50vh;
    overflow-y: auto;
}

.modal-footer {
    padding: 15px 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: rgba(0, 0, 0, 0.1);
}

.modal-actions {
    display: flex;
    gap: 10px;
}

/* Checkbox List Styles */
.checkbox-list {
    margin: 15px 0;
    max-height: 30vh;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background-color: var(--darker-bg);
    padding: 10px;
    box-shadow: inset 0 2px 5px rgba(0, 0, 0, 0.2);
}

.checkbox-item {
    display: flex;
    align-items: center;
    padding: 10px 8px;
    border-bottom: 1px solid var(--border-color);
    transition: background-color var(--transition-fast);
}

.checkbox-item:hover {
    background-color: var(--highlight);
}

.checkbox-item:last-child {
    border-bottom: none;
}

.checkbox-item label {
    margin-left: 10px;
    cursor: pointer;
    flex: 1;
    transition: color var(--transition-fast);
}

.checkbox-item:hover label {
    color: var(--text-color);
}

.checkbox-item input[type="checkbox"] {
    cursor: pointer;
    width: 18px;
    height: 18px;
    accent-color: var(--magenta-primary);
}

.common-ignore-section {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    position: relative;
}

.common-ignore-section::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 0;
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, var(--magenta-primary), transparent);
}

.common-ignore-section h4 {
    margin-bottom: 12px;
    color: var(--text-secondary);
    font-weight: 500;
}

.hint-text {
    font-size: 0.9em;
    color: var(--text-secondary);
    margin-top: 8px;
    font-style: italic;
}

#file-count-info {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

#selected-file-count {
    color: var(--magenta-primary);
    font-weight: bold;
}

/* Error message */
.error-message {
    color: #e74c3c;
    background-color: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.3);
    padding: 12px 15px;
    border-radius: var(--radius-sm);
    margin: 10px 0;
    display: none;
    position: relative;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.error-message::before {
    content: '⚠️';
    margin-right: 8px;
}

/* Animation Keyframes */
@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Export Modal Styles */
#export-modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    overflow: auto;
}

#export-modal .modal-content {
    background-color: var(--card-bg);
    margin: 10% auto;
    width: 80%;
    max-width: 800px;
    border-radius: var(--radius-md);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border-color);
    animation: fadeIn 0.3s;
}

#export-modal .modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
}

#export-modal .modal-header h3 {
    margin: 0;
    color: var(--magenta-primary);
}

#export-modal .close-modal {
    color: var(--text-secondary);
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

#export-modal .close-modal:hover {
    color: var(--magenta-primary);
}

#export-modal .modal-body {
    padding: 20px;
    max-height: 70vh;
    overflow-y: auto;
}

#export-modal .modal-footer {
    padding: 15px 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

/* Responsive Styles */
@media (max-width: 960px) {
    .main-wrapper,
    .top-container {
        padding: 15px;
    }
    
    .top-container {
        flex-direction: column;
    }
    
    .input-section, 
    .visualization-section {
        width: 100%;
        margin-right: 0;
        min-width: 0 !important; /* Override min-width */
        flex-basis: 100%;
    }
    
    .details-panel {
        width: 100%;
        margin-right: 0;
    }
    
    .details-panel-inner {
        width: 100%;
    }
    
    #visualization {
        height: 450px;
    }
    
    .visualization-controls .buttons {
        gap: 5px;
    }
    
    header h1::after {
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .main-wrapper,
    .top-container {
        padding: 10px;
    }
    
    .input-section, 
    .visualization-section, 
    .details-panel {
        padding: 15px;
    }
    
    #visualization {
        height: 350px;
    }
    
    .graph-legend {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
        padding: 10px;
    }
    
    .legend-item {
        margin-right: 0;
    }
    
    .visualization-controls button {
        width: 32px;
        height: 32px;
        font-size: 16px;
    }
    
    header h1 {
        font-size: 1.3rem;
    }
    
    header h1::after {
        display: none;
    }
    
    .modal-content {
        width: 95%;
        margin: 5% auto;
    }
}

/* Loading Screen Styles */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--darker-bg);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    opacity: 1; /* Start visible by default */
    transition: opacity 1.5s ease-in-out;
}

.loading-screen.fade-out {
    opacity: 0;
}

.loading-screen img {
    max-width: 80%;
    max-height: 80vh;
    object-fit: contain;
    animation: pulse 2s infinite ease-in-out;
}

.loading-screen .loading-text {
    margin-top: 20px;
    color: var(--text-color);
    font-size: 1.2rem;
    letter-spacing: 2px;
    animation: fadeIn 1.5s ease-in-out;
}

.loading-screen .spinner {
    margin-top: 20px;
    width: 40px;
    height: 40px;
    border: 4px solid rgba(232, 62, 140, 0.3);
    border-radius: 50%;
    border-top-color: var(--magenta-primary);
    animation: spin 1s linear infinite;
}