/* CSS Variables für Light Theme */
:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --secondary-color: #64748b;
    --accent-color: #0ea5e9;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-glass: rgba(255, 255, 255, 0.8);
    --bg-card: rgba(255, 255, 255, 0.95);
    --bg-overlay: rgba(255, 255, 255, 0.1);
    
    --border-color: #e2e8f0;
    --border-hover: #cbd5e1;
    --border-focus: #2563eb;
    
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --border-radius-lg: 16px;
    --border-radius-xl: 20px;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Theme Colors */
[data-theme="dark"] {
    --primary-color: #3b82f6;
    --primary-hover: #2563eb;
    --secondary-color: #64748b;
    --accent-color: #06b6d4;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #64748b;
    
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-glass: rgba(15, 23, 42, 0.8);
    --bg-card: rgba(30, 41, 59, 0.95);
    --bg-overlay: rgba(0, 0, 0, 0.2);
    
    --border-color: #334155;
    --border-hover: #475569;
    --border-focus: #3b82f6;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.4);
}

/* Base Styles */
* {
    box-sizing: border-box;
}

/* Main Container */
.gbc-tool-container {
    width: 100%;
    max-width: none;
    margin: var(--spacing-xl) 0;
    position: relative;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

/* Theme Switcher */
.gbc-theme-switcher {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: 200;
}

.gbc-theme-toggle {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
    min-width: 44px;
    min-height: 44px;
    justify-content: center;
}

.gbc-theme-toggle:hover {
    background: var(--bg-primary);
    border-color: var(--primary-color);
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.gbc-theme-icon {
    font-size: 18px;
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.gbc-theme-toggle:hover .gbc-theme-icon {
    color: var(--primary-color);
}

[data-theme="dark"] .gbc-theme-toggle {
    background: var(--bg-tertiary);
    border-color: var(--border-hover);
}

[data-theme="dark"] .gbc-theme-toggle:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

[data-theme="dark"] .gbc-theme-toggle:hover .gbc-theme-icon {
    color: white;
}

/* Sticky Search Container */
.gbc-sticky-search {
    position: sticky;
    top: 32px;
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    padding: var(--spacing-lg);
    margin: 0 0 var(--spacing-xl) 0;
    z-index: 100;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

body:not(.admin-bar) .gbc-sticky-search {
    top: 0;
}

.gbc-search-container {
    position: relative;
    margin-bottom: var(--spacing-lg);
}

.gbc-search-input {
    width: 100%;
    padding: var(--spacing-lg) var(--spacing-xl);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 16px;
    font-weight: 500;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-sm);
    outline: none;
}

.gbc-search-input:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1), var(--shadow-md);
    transform: translateY(-1px);
}

.gbc-search-input::placeholder {
    color: var(--text-muted);
    font-weight: 400;
}

/* Filter Buttons */
.gbc-filter-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.gbc-filter-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    color: var(--text-secondary);
    border-radius: var(--border-radius-xl);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.gbc-filter-btn:hover {
    background: var(--bg-tertiary);
    border-color: var(--border-hover);
    transform: translateY(-1px);
}

.gbc-filter-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

/* Results Container */
.gbc-results-container {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    padding: var(--spacing-xl);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
}

/* Sort Controls */
.gbc-sort-controls {
    margin-bottom: var(--spacing-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

.gbc-view-toggle {
    display: flex;
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.gbc-view-btn {
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 500;
    font-size: 14px;
}

.gbc-view-btn:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.gbc-view-btn.active {
    background: var(--primary-color);
    color: white;
}

.gbc-sort-dropdown select {
    padding: var(--spacing-md) var(--spacing-lg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.gbc-sort-dropdown select:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Card Layout */
.gbc-results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.gbc-category-card {
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.gbc-category-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.gbc-category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-color);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.gbc-category-card:hover::before {
    opacity: 1;
}

.gbc-category-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-color);
}

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

.gbc-category-text {
    flex: 1;
    min-width: 0;
}

.gbc-category-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-xs);
}

[data-theme="dark"] .gbc-category-label {
    color: var(--text-secondary);
}

.gbc-category-value {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-primary);
    line-height: 1.4;
    word-break: break-word;
}

/* Copy Buttons */
.gbc-copy-icon {
    background: var(--bg-tertiary);
    border: 2px solid var(--border-hover);
    padding: var(--spacing-sm);
    cursor: pointer;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    flex-shrink: 0;
    margin-left: var(--spacing-md);
    opacity: 1;
    box-shadow: var(--shadow-sm);
}

.gbc-copy-icon:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.gbc-copy-icon .dashicons {
    font-size: 16px;
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.gbc-copy-icon:hover .dashicons {
    color: white;
}

.gbc-copy-icon.copied {
    background: var(--success-color);
    border-color: var(--success-color);
}

.gbc-copy-icon.copied .dashicons {
    color: white;
}

.gbc-category-card:hover .gbc-copy-icon,
.gbc-table tr:hover .gbc-copy-icon {
    opacity: 1;
    transform: scale(1.02);
}

/* Table Layout */
.gbc-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background: transparent;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.gbc-table thead {
    background: var(--bg-tertiary);
    border-bottom: 2px solid var(--border-hover);
}

.gbc-table th {
    padding: var(--spacing-lg);
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: relative;
    border-bottom: 1px solid var(--border-hover);
}

[data-theme="dark"] .gbc-table th {
    color: var(--text-secondary);
    background: var(--bg-tertiary);
}

.gbc-table .gbc-sortable {
    cursor: pointer;
    padding-right: 40px;
    transition: background-color var(--transition-fast);
}

.gbc-table .gbc-sortable:hover {
    background: var(--primary-color);
    color: white;
}

.gbc-table .gbc-sortable::after {
    content: '↕';
    position: absolute;
    right: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    opacity: 0.7;
    font-size: 14px;
    transition: all var(--transition-fast);
}

.gbc-table .gbc-sortable.sorted-asc::after {
    content: '↑';
    opacity: 1;
    color: var(--primary-color);
}

.gbc-table .gbc-sortable.sorted-desc::after {
    content: '↓';
    opacity: 1;
    color: var(--primary-color);
}

.gbc-table .gbc-sortable:hover::after {
    color: white;
    opacity: 1;
}

.gbc-table td {
    padding: var(--spacing-lg);
    background: var(--bg-primary);
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
    transition: background-color var(--transition-fast);
}

.gbc-table tbody tr:hover td {
    background: var(--bg-secondary);
}

.gbc-cell-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
}

/* Footer */
.gbc-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

.gbc-stats {
    flex: 1;
    min-width: 200px;
}

.gbc-result-count {
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    margin: 0 0 var(--spacing-sm) 0;
}

.gbc-progress-bar {
    width: 100%;
    height: 4px;
    background: var(--border-color);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: var(--spacing-lg);
}

.gbc-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    width: 0%;
    transition: width var(--transition-normal);
}

.gbc-footer-buttons {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    margin-top: var(--spacing-md);
}

.gbc-footer-buttons .button {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-sm);
    font-weight: 500;
    font-size: 14px;
    transition: all var(--transition-fast);
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    color: var(--text-primary);
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    min-height: 44px;
}

.gbc-footer-buttons .button:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-hover);
    background: var(--bg-secondary);
}

.gbc-footer-buttons .button-primary {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-sm);
}

.gbc-footer-buttons .button-primary:hover {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

/* Loading Spinner */
.gbc-loading {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1000;
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-xl);
    text-align: center;
}

.gbc-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-color);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: gbc-spin 0.8s linear infinite;
    margin: 0 auto var(--spacing-md) auto;
}

@keyframes gbc-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.gbc-loading p {
    margin: 0;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 14px;
}

/* Accessibility */
.screen-reader-text {
    position: absolute !important;
    height: 1px;
    width: 1px;
    overflow: hidden;
    clip: rect(1px, 1px, 1px, 1px);
    white-space: nowrap;
}

/* Animations */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.gbc-category-card {
    animation: slideInUp 0.3s var(--transition-normal);
}

/* Notifications */
.gbc-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--bg-card);
    color: var(--text-primary);
    padding: var(--spacing-lg) var(--spacing-xl);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    z-index: 10000;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    transform: translateX(400px);
    opacity: 0;
    transition: all var(--transition-normal);
    backdrop-filter: blur(10px);
    font-weight: 500;
    font-size: 14px;
    max-width: 300px;
}

.gbc-notification.show {
    transform: translateX(0);
    opacity: 1;
}

.gbc-notification-success {
    border-left: 4px solid var(--success-color);
}

.gbc-notification-error {
    border-left: 4px solid var(--error-color);
}

.gbc-notification-warning {
    border-left: 4px solid var(--warning-color);
}

.gbc-notification .dashicons {
    font-size: 16px;
    flex-shrink: 0;
}

.gbc-notification-success .dashicons {
    color: var(--success-color);
}

.gbc-notification-error .dashicons {
    color: var(--error-color);
}

.gbc-notification-warning .dashicons {
    color: var(--warning-color);
}

/* Responsive Design */
@media screen and (max-width: 768px) {
    :root {
        --spacing-xs: 0.25rem;
        --spacing-sm: 0.5rem;
        --spacing-md: 0.75rem;
        --spacing-lg: 1rem;
        --spacing-xl: 1.5rem;
        --spacing-2xl: 2rem;
    }

    .gbc-tool-container {
        margin: var(--spacing-md) 0;
        padding: var(--spacing-lg);
        border-radius: var(--border-radius);
    }

    .gbc-theme-switcher {
        top: var(--spacing-md);
        right: var(--spacing-md);
    }

    .gbc-sticky-search {
        margin: 0 0 var(--spacing-lg) 0;
        padding: var(--spacing-lg);
        top: 0;
    }

    .gbc-search-input {
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: 16px;
    }

    .gbc-results-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .gbc-category-card {
        padding: var(--spacing-lg);
    }

    .gbc-sort-controls {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-md);
    }

    .gbc-view-toggle {
        order: 2;
    }

    .gbc-sort-dropdown {
        order: 1;
    }

    .gbc-sort-dropdown select {
        width: 100%;
    }

    .gbc-table,
    .gbc-table thead,
    .gbc-table tbody,
    .gbc-table th,
    .gbc-table td,
    .gbc-table tr {
        display: block;
    }

    .gbc-table thead tr {
        position: absolute;
        top: -9999px;
        left: -9999px;
    }

    .gbc-table tr {
        background: var(--bg-primary);
        border-radius: var(--border-radius);
        margin-bottom: var(--spacing-md);
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-sm);
        border: 1px solid var(--border-color);
        animation: slideInUp 0.3s ease;
    }

    .gbc-table td {
        border: none;
        padding: var(--spacing-sm) 0;
        background: transparent;
        position: relative;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .gbc-table td::before {
        content: attr(data-label);
        font-weight: 600;
        color: var(--text-muted);
        font-size: 12px;
        text-transform: uppercase;
        letter-spacing: 0.05em;
        flex-shrink: 0;
        width: 30%;
    }

    .gbc-cell-content {
        flex: 1;
        margin-left: var(--spacing-md);
    }

    .gbc-footer {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-md);
    }

    .gbc-stats {
        min-width: auto;
    }

    .gbc-footer-buttons {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .gbc-footer-buttons .button {
        width: 100%;
        justify-content: center;
    }

    .gbc-notification {
        right: 10px;
        left: 10px;
        max-width: none;
        transform: translateY(-100px);
    }

    .gbc-notification.show {
        transform: translateY(0);
    }
}

/* Focus Styles */
.gbc-copy-icon:focus,
.gbc-footer-buttons .button:focus,
.gbc-sortable:focus,
.gbc-filter-btn:focus,
.gbc-view-btn:focus,
.gbc-theme-toggle:focus {
    outline: 2px solid var(--border-focus);
    outline-offset: 2px;
}

/* Performance */
.gbc-category-card,
.gbc-copy-icon,
.gbc-footer-buttons .button,
.gbc-filter-btn,
.gbc-theme-toggle {
    will-change: transform;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Additional Styles */
.active-press {
    transform: scale(0.98) !important;
    transition: transform 0.1s ease !important;
}

.gbc-tool-container.loading {
    pointer-events: none;
    opacity: 0.8;
}

.gbc-category-card {
    animation-play-state: paused;
}

@media (prefers-reduced-motion: reduce) {
    .gbc-category-card {
        animation: none !important;
    }
}