/* Modern Dark Theme styling for PDF Rehasher */

/* Design Tokens */
:root {
    --bg-main: #121212;
    --bg-card: #1e1e1e;
    --bg-toolbar: #252526;
    --border-color: #333333;
    --border-hover: #444444;
    
    --text-primary: #e0e0e0;
    --text-secondary: #aaaaaa;
    --text-muted: #6e7681;
    
    --accent-blue: #007acc;
    --accent-blue-hover: #0098ff;
    --accent-blue-light: rgba(0, 122, 204, 0.1);
    
    --accent-green: #2ea44f;
    --accent-green-hover: #22863a;
    --accent-green-light: rgba(46, 164, 79, 0.1);
    
    --accent-red: #da3633;
    --accent-red-hover: #b62321;
    --accent-red-light: rgba(218, 54, 51, 0.1);

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-mono: 'Fira Code', 'Courier New', Courier, monospace;
    
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --border-radius: 6px;
}

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

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.5;
    padding: 2rem 1rem;
    min-height: 100vh;
    display: flex;
    justify-content: center;
}

.app-container {
    width: 100%;
    max-width: 1024px;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Header */
.app-header {
    margin-bottom: 0.5rem;
}

#app-title {
    font-size: 2.25rem;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: -0.025em;
    margin-bottom: 0.25rem;
}

#app-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
}

/* Control Card */
.control-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.control-card.dragover {
    border: 1px dashed var(--accent-blue);
    background-color: var(--accent-blue-light);
}

/* Buttons */
.btn {
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    border: 1px solid transparent;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: background-color var(--transition-fast), border-color var(--transition-fast), transform 0.1s ease;
    user-select: none;
}

.btn:active {
    transform: scale(0.98);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.btn-primary {
    background-color: var(--accent-blue);
    color: #ffffff;
}

.btn-primary:hover {
    background-color: var(--accent-blue-hover);
}

.btn-success {
    background-color: var(--accent-green);
    color: #ffffff;
}

.btn-success:hover {
    background-color: var(--accent-green-hover);
}

.btn-danger {
    background-color: transparent;
    border-color: var(--accent-red);
    color: #f85149;
}

.btn-danger:hover {
    background-color: var(--accent-red);
    color: #ffffff;
}

/* Control Card Groups & Fields */
.control-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.control-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: #ffffff;
}

.file-input-wrapper {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.btn-browse {
    background-color: #2d2d2d;
    border: 1px solid var(--border-color);
    color: #e0e0e0;
    padding: 0.4rem 0.8rem;
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: 500;
}

.btn-browse:hover {
    background-color: #3d3d3d;
    border-color: var(--border-hover);
}

.file-list-display {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
}

.control-tip {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.zip-base-input {
    background-color: #1a1a1a;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
    padding: 0.5rem 0.75rem;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    width: 100%;
    transition: border-color var(--transition-fast);
}

.zip-base-input:focus {
    outline: none;
    border-color: var(--accent-blue);
}

.control-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 0.25rem;
}

.btn-large {
    padding: 0.6rem 1.25rem;
    font-size: 0.9rem;
}

/* Info Bar */
.info-bar {
    display: flex;
    align-items: center;
    gap: 2rem;
    padding: 0.75rem 1rem;
    background-color: var(--bg-toolbar);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    position: relative;
    overflow: hidden;
}

.info-item {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.info-label {
    color: var(--text-muted);
}

.info-value {
    font-weight: 600;
}

/* Progress bar inside info bar */
.progress-bar-container {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background-color: rgba(255, 255, 255, 0.05);
}

.progress-bar {
    height: 100%;
    width: 0%;
    background-color: var(--accent-blue);
    transition: width 0.1s ease;
}

/* Search Bar */
.search-container {
    width: 100%;
}

#search-input {
    width: 100%;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    padding: 0.65rem 1rem;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

#search-input:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 2px var(--accent-blue-light);
}

/* Results Table */
.results-container {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    max-height: 500px;
    overflow-y: auto;
}

.results-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.875rem;
}

.results-table th, 
.results-table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border-color);
}

.results-table th {
    background-color: var(--bg-toolbar);
    color: var(--text-secondary);
    font-weight: 600;
    position: sticky;
    top: 0;
    z-index: 10;
    user-select: none;
}

.results-table tbody tr:last-child td {
    border-bottom: none;
}

.results-table tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

.col-filename {
    width: 35%;
}

.col-hash {
    width: 25%;
}

.col-status {
    width: 15%;
    text-align: center;
}

.col-status th {
    text-align: center;
}

/* Copy Header Button */
.btn-copy-header {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 0.9rem;
    margin-left: 0.25rem;
    padding: 2px 4px;
    border-radius: 3px;
    transition: background-color var(--transition-fast);
}

.btn-copy-header:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.hash-cell {
    font-family: var(--font-mono);
    color: var(--text-secondary);
    font-size: 0.85rem;
    cursor: pointer;
    position: relative;
    transition: color var(--transition-fast);
}

.hash-cell:hover {
    color: #ffffff;
}

.hash-cell-inner {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.hash-copy-icon {
    opacity: 0;
    font-size: 0.75rem;
    transition: opacity var(--transition-fast);
}

.hash-cell:hover .hash-copy-icon {
    opacity: 0.7;
}

/* Status Badges */
.status-badge {
    display: inline-block;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    text-align: center;
    min-width: 70px;
}

.status-badge.success {
    background-color: var(--accent-green-light);
    color: #57ab5a;
    border: 1px solid rgba(46, 164, 79, 0.2);
}

.status-badge.failed {
    background-color: var(--accent-red-light);
    color: #f85149;
    border: 1px solid rgba(218, 54, 51, 0.2);
}

.status-badge.skipped {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    border: 1px solid var(--border-color);
}

/* Text Center Helper */
.text-center {
    text-align: center;
}

.text-muted {
    color: var(--text-muted);
}

.empty-row td {
    padding: 3rem 1rem;
}

/* Footer */
.app-footer {
    display: flex;
    justify-content: flex-end;
    margin-top: 0.5rem;
}

.footer-credit {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Toast Notification */
.toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background-color: #2d2d2d;
    color: #ffffff;
    border: 1px solid var(--border-color);
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
    z-index: 1000;
    pointer-events: none;
    opacity: 0;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.3s ease;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.toast.error {
    border-color: var(--accent-red);
    background-color: #241212;
    color: #f85149;
}

/* Custom Scrollbar for results table */
.results-container::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.results-container::-webkit-scrollbar-track {
    background: var(--bg-card);
}

.results-container::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

.results-container::-webkit-scrollbar-thumb:hover {
    background: var(--border-hover);
}

/* Responsive adjustment */
@media (max-width: 600px) {
    body {
        padding: 1rem 0.5rem;
    }
    
    .toolbar {
        flex-direction: column;
        align-items: stretch;
    }
    
    .info-bar {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .results-table th, 
    .results-table td {
        padding: 0.5rem;
    }
    
    .col-filename {
        width: 45%;
    }
    
    .col-hash {
        width: 20%;
    }
}