/* Global Variables */
:root {
    --bg-primary: #121212;
    --bg-secondary: #1e1e1e;
    --bg-tertiary: #252525;
    --text-primary: #e0e0e0;
    --text-secondary: #a0a0a0;
    --accent-primary: #4e8df5;
    --accent-hover: #3a7de7;
    --border-color: #333;
    --success-color: #4caf50;
    --error-color: #f44336;
    --warning-color: #ff9800;
    --card-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
header {
    text-align: center;
    margin-bottom: 30px;
    padding: 20px 0;
    border-bottom: 1px solid var(--border-color);
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    color: var(--accent-primary);
}

header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Main Content */
main {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

/* File Input Section */
.input-section {
    margin-bottom: 30px;
}

.file-input-container {
    width: 100%;
    position: relative;
}

/* Toolbar */
.toolbar {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 10px;
}

.config-button {
    display: flex;
    align-items: center;
    gap: 8px;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 8px 12px;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.config-button:hover {
    background-color: var(--bg-secondary);
}

.config-button svg {
    width: 16px;
    height: 16px;
}

/* Config Panel */
.config-panel {
    display: none;
    position: absolute;
    top: 40px;
    right: 0;
    width: 100%;
    max-width: 600px;
    background-color: var(--bg-tertiary);
    border-radius: 8px;
    padding: 20px;
    box-shadow: var(--card-shadow);
    z-index: 10;
    max-height: 80vh;
    overflow-y: auto;
}

.config-panel.active {
    display: block;
}

.config-header {
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}

.config-header h3 {
    margin-bottom: 5px;
    color: var(--accent-primary);
}

.config-header p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.config-section {
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.config-section h4 {
    margin-bottom: 10px;
    color: var(--text-primary);
}

.config-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.checkbox-label input {
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.exclusion-patterns {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 10px;
}

.pattern-item {
    display: flex;
    gap: 10px;
}

.pattern-input {
    flex-grow: 1;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 8px 12px;
    border-radius: 4px;
    color: var(--text-primary);
}

.remove-pattern,
.remove-extension {
    background-color: transparent;
    border: none;
    color: var(--error-color);
    cursor: pointer;
    font-size: 18px;
    width: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.excluded-extensions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 10px;
}

.extension-item {
    background-color: var(--bg-secondary);
    border-radius: 4px;
    padding: 5px 10px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.extension-input-group {
    display: flex;
    gap: 10px;
}

.extension-input-group input {
    flex-grow: 1;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 8px 12px;
    border-radius: 4px;
    color: var(--text-primary);
}

.config-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

.add-button {
    background-color: var(--bg-secondary);
    color: var(--accent-primary);
    border: 1px solid var(--accent-primary);
    padding: 8px 12px;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.add-button:hover {
    background-color: rgba(78, 141, 245, 0.1);
}

.reset-button {
    background-color: transparent;
    color: var(--warning-color);
    border: 1px solid var(--warning-color);
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
}

.reset-button:hover {
    background-color: rgba(255, 152, 0, 0.1);
}

.save-button {
    background-color: var(--accent-primary);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
}

.save-button:hover {
    background-color: var(--accent-hover);
}

/* Drop Zone */
.drop-zone {
    width: 100%;
    min-height: 200px;
    border: 2px dashed var(--accent-primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    background-color: var(--bg-secondary);
    cursor: pointer;
}

.drop-zone.active {
    border-color: var(--success-color);
    background-color: rgba(76, 175, 80, 0.1);
}

.drop-zone-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 30px;
    text-align: center;
}

.drop-zone-content svg {
    margin-bottom: 15px;
    color: var(--accent-primary);
}

.drop-zone-content p {
    margin: 10px 0;
    color: var(--text-secondary);
}

.file-input-buttons {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

button {
    background-color: var(--accent-primary);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.3s ease;
}

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

/* Results Section */
.results-section {
    display: none;
    background-color: var(--bg-secondary);
    border-radius: 8px;
    padding: 20px;
    box-shadow: var(--card-shadow);
}

.results-section.active {
    display: block;
}

.loading-indicator {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 0;
}

.loading-indicator.active {
    display: flex;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(78, 141, 245, 0.3);
    border-radius: 50%;
    border-top-color: var(--accent-primary);
    animation: spin 1s linear infinite;
    margin-bottom: 15px;
}

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

.results-container {
    display: none;
}

.results-container.active {
    display: block;
}

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}

.results-header h2 {
    color: var(--accent-primary);
}

.file-count {
    color: var(--text-secondary);
}

.summary-container,
.by-file-type-container,
.by-directory-container,
.files-container {
    margin-bottom: 30px;
    padding: 15px;
    background-color: var(--bg-tertiary);
    border-radius: 6px;
}

h3 {
    margin-bottom: 15px;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
}

.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.stat-card {
    background-color: var(--bg-secondary);
    padding: 15px;
    border-radius: 6px;
    border-left: 4px solid var(--accent-primary);
}

.stat-title {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 5px;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: bold;
}

.file-types-container,
.directories-container {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.file-type-item,
.directory-item {
    background-color: var(--bg-secondary);
    padding: 12px;
    border-radius: 6px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.file-type-name,
.directory-name {
    font-weight: 500;
}

.file-type-stats,
.directory-stats {
    display: flex;
    gap: 15px;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 5px;
}

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

.file-list-container {
    max-height: 500px;
    overflow-y: auto;
    background-color: var(--bg-secondary);
    border-radius: 6px;
}

.file-list-header {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    padding: 10px 15px;
    background-color: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
    font-weight: bold;
    position: sticky;
    top: 0;
}

.file-item {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    padding: 10px 15px;
    border-bottom: 1px solid var(--border-color);
}

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

.file-item:hover {
    background-color: rgba(78, 141, 245, 0.1);
}

.file-path {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Footer */
footer {
    margin-top: 40px;
    text-align: center;
    padding: 20px 0;
    color: var(--text-secondary);
    border-top: 1px solid var(--border-color);
}

.heart {
    color: var(--error-color);
}

/* Responsive */
@media (max-width: 768px) {
    .file-list-header,
    .file-item {
        grid-template-columns: 3fr 1fr 1fr;
    }
    
    .file-list-header div:nth-child(4),
    .file-list-header div:nth-child(5),
    .file-item div:nth-child(4),
    .file-item div:nth-child(5) {
        display: none;
    }
    
    .stat-card {
        text-align: center;
    }
    
    .file-type-stats,
    .directory-stats {
        flex-direction: column;
        align-items: flex-end;
        gap: 5px;
    }
    
    .config-panel {
        max-width: 100%;
    }
    
    .config-actions {
        flex-direction: column;
    }
    
    .pattern-item {
        flex-direction: column;
    }
    
    .remove-pattern {
        align-self: flex-end;
    }
}