/**
 * Utilities Components CSS
 * Specific styles for utility tool components and interactions
 */

/* ===== CONVERTER HEADERS ===== */
.converter-header {
    padding: 32px 24px 20px;
    text-align: center;
    border-bottom: 1px solid var(--border-light);
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-primary));
}

.converter-icon {
    font-size: 48px;
    margin-bottom: 16px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.converter-header h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}

.converter-header p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.5;
    margin: 0;
}

/* ===== CONVERTER BODY ===== */
.converter-body {
    padding: 32px;
}

/* ===== SECTION SPACING ===== */
.input-section,
.config-section,
.upload-section {
    margin-bottom: 2.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group:last-child {
    margin-bottom: 0;
}

.form-actions {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-light);
}

.results-section {
    margin-top: 3rem;
    padding: 2.5rem 0;
    border-top: 1px solid var(--border-light);
}

.error-section {
    margin-top: 2.5rem;
}

.tips-section {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-light);
}

/* ===== CONVERTER CARD ===== */
.converter-card {
    background: var(--bg-primary);
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-light);
    overflow: hidden;
    transition: all var(--transition-normal);
    position: relative;
}

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

.converter-card:hover::before {
    left: 0;
}

.converter-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

/* ===== ENHANCED FORMS ===== */
.enhanced-input,
.form-control,
.form-select {
    border: 2px solid var(--border-light);
    border-radius: 16px;
    padding: 16px 20px;
    font-size: 1rem;
    transition: all var(--transition-normal);
    background: var(--bg-primary);
    box-shadow: var(--shadow-sm);
}

.enhanced-input:focus,
.form-control:focus,
.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem rgba(245, 57, 57, 0.15);
    outline: none;
    transform: translateY(-1px);
}

.enhanced-input:hover:not(:focus),
.form-control:hover:not(:focus),
.form-select:hover:not(:focus) {
    border-color: var(--border-medium);
    box-shadow: var(--shadow-md);
}

.form-label {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    font-size: 1rem;
    display: block;
}

.form-label.required::after {
    content: ' *';
    color: var(--danger-color);
    font-weight: bold;
}

.form-label-sm {
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.input-wrapper {
    position: relative;
}

.input-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 0.75rem;
    gap: 1rem;
}

.form-text {
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.form-check {
    margin-bottom: 1rem;
}

.form-check-input {
    margin-right: 0.75rem;
}

.form-check-label {
    font-weight: 500;
    cursor: pointer;
}

.character-counter {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    font-weight: 500;
    white-space: nowrap;
}

.character-counter.text-warning {
    color: var(--warning-color);
    font-weight: 600;
}

.character-counter.text-danger {
    color: var(--danger-color);
    font-weight: 600;
}

/* ===== ENHANCED BUTTONS ===== */
.enhanced-btn {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    padding: 12px 32px;
    font-weight: 700;
    font-size: 1rem;
    transition: all var(--transition-normal);
    border: none;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: var(--shadow-md);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.enhanced-btn:hover:not(:disabled) {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    background: linear-gradient(135deg, var(--primary-hover), var(--secondary-color));
}

.enhanced-btn:active {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.enhanced-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    background: var(--text-tertiary);
}

.enhanced-btn .btn-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Button variants */
.btn-outline-primary,
.btn-outline-secondary,
.btn-outline-info,
.btn-outline-warning,
.btn-outline-success,
.btn-outline-danger {
    border-radius: 16px;
    padding: 10px 20px;
    font-weight: 600;
    transition: all var(--transition-normal);
    border-width: 2px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    font-size: 0.85rem;
}

.btn-outline-primary:hover,
.btn-outline-secondary:hover,
.btn-outline-info:hover,
.btn-outline-warning:hover,
.btn-outline-success:hover,
.btn-outline-danger:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-success,
.btn-primary,
.btn-info,
.btn-warning,
.btn-danger {
    border-radius: 16px;
    padding: 10px 20px;
    font-weight: 600;
    transition: all var(--transition-normal);
    text-transform: uppercase;
    letter-spacing: 0.3px;
    font-size: 0.85rem;
    box-shadow: var(--shadow-sm);
}

.btn-success:hover,
.btn-primary:hover,
.btn-info:hover,
.btn-warning:hover,
.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.8rem;
    border-radius: 12px;
}

.btn-lg {
    padding: 20px 48px;
    font-size: 1.2rem;
    border-radius: 20px;
}

/* ===== FILE DROP ZONE ===== */
.file-drop-zone {
    border: 2px dashed var(--border-medium);
    border-radius: 16px;
    padding: 3rem 2rem;
    text-align: center;
    background: var(--bg-secondary);
    transition: all var(--transition-normal);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.file-drop-zone::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(245, 57, 57, 0.1), transparent);
    transition: left 0.5s ease;
}

.file-drop-zone:hover::before,
.file-drop-zone:focus::before {
    left: 100%;
}

.file-drop-zone:hover,
.file-drop-zone:focus {
    border-color: var(--primary-color);
    background: var(--bg-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    outline: none;
}

.file-drop-zone.drag-over {
    border-color: var(--primary-color);
    background: rgba(245, 57, 57, 0.05);
    transform: scale(1.02);
    box-shadow: var(--shadow-lg);
}

.drop-zone-content {
    position: relative;
    z-index: 1;
}

.drop-zone-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

.drop-zone-text h5 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.drop-zone-text p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.btn-link {
    color: var(--primary-color);
    text-decoration: underline;
    border: none;
    background: none;
    padding: 0;
    font: inherit;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.btn-link:hover {
    color: var(--primary-hover);
    text-decoration: none;
}

.drop-zone-formats {
    color: var(--text-tertiary);
    font-size: 0.875rem;
    font-style: italic;
}

/* ===== IMAGE PREVIEW ===== */
.image-preview-container {
    position: relative;
    display: inline-block;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.image-preview-container:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.image-preview {
    max-width: 300px;
    max-height: 300px;
    border-radius: 12px;
    display: block;
    transition: all var(--transition-normal);
}

.preview-overlay {
    position: absolute;
    top: 8px;
    right: 8px;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.image-preview-container:hover .preview-overlay {
    opacity: 1;
}

/* ===== RESULTS SECTION ===== */
.results-section {
    margin-top: 2rem;
    padding: 2rem 0;
    border-top: 1px solid var(--border-light);
    animation: fadeInUp 0.5s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.result-header {
    text-align: center;
    margin-bottom: 2rem;
}

.result-title {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.result-description {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* ===== CONTENT DISPLAY ===== */
.content-wrapper {
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid var(--border-light);
    transition: all var(--transition-normal);
}

.content-wrapper:hover {
    box-shadow: var(--shadow-md);
}

.content-header {
    margin-bottom: 1rem;
}

.content-type-badge {
    margin-left: 0.5rem;
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
}

.decoded-text {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    max-height: 200px;
    overflow-y: auto;
    word-break: break-all;
    position: relative;
}

.decoded-text::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 8px 8px 0 0;
}

.decoded-text pre {
    margin: 0;
    white-space: pre-wrap;
    padding-top: 0.5rem;
}

.content-actions {
    margin-bottom: 1.5rem;
}

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

.info-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    background: var(--bg-primary);
    border-radius: 8px;
    border: 1px solid var(--border-light);
    transition: all var(--transition-fast);
}

.info-item:hover {
    background: var(--bg-tertiary);
    transform: translateY(-1px);
}

.info-label {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.info-value {
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.9rem;
}

/* ===== ENHANCED ERROR SECTION ===== */
.error-section {
    margin-top: 2rem;
    animation: shake 0.5s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.enhanced-alert {
    border-radius: 16px;
    border: none;
    padding: 2rem;
    display: flex;
    gap: 1rem;
    position: relative;
    overflow: hidden;
}

.enhanced-alert::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: currentColor;
}

.alert-icon {
    font-size: 2rem;
    flex-shrink: 0;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.alert-content {
    flex: 1;
}

.alert-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.alert-message {
    margin-bottom: 1rem;
    line-height: 1.5;
}

.alert-suggestions {
    margin-bottom: 1rem;
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
}

/* ===== QR CODE SPECIFIC ===== */
.qr-code-image {
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-light);
    transition: all var(--transition-normal);
}

.qr-code-image:hover {
    box-shadow: var(--shadow-lg);
    transform: scale(1.02);
}

.qr-preview-container {
    text-align: center;
}

.qr-image-wrapper {
    margin-bottom: 2rem;
    position: relative;
}

.qr-actions {
    margin-bottom: 2rem;
}

.qr-info {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 1.5rem;
    border: 1px solid var(--border-light);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .converter-body {
        padding: 24px 20px;
    }
    
    .input-section,
    .config-section,
    .upload-section {
        margin-bottom: 2rem;
    }
    
    .form-group {
        margin-bottom: 1.25rem;
    }
    
    .form-actions {
        margin-top: 1.5rem;
        padding-top: 1.25rem;
    }
    
    .results-section {
        margin-top: 2.5rem;
        padding: 2rem 0;
    }
    
    .tips-section {
        margin-top: 2.5rem;
        padding-top: 1.5rem;
    }
    
    .tool-header {
        padding: 2rem 0;
    }
    
    .tool-title {
        font-size: 2rem;
    }
    
    .tool-description {
        font-size: 1rem;
    }
    
    .tool-stats {
        gap: 1rem;
    }
    
    .stat-item {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }
    
    .file-drop-zone {
        padding: 2rem 1rem;
    }
    
    .drop-zone-icon {
        font-size: 2rem;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .btn-group {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .btn-group .btn {
        width: 100%;
    }
    
    .content-wrapper {
        padding: 1.5rem;
    }
    
    .enhanced-alert {
        padding: 1.5rem;
        flex-direction: column;
        text-align: center;
    }
    
    .alert-icon {
        align-self: center;
    }
    
    .enhanced-btn {
        padding: 14px 32px;
        font-size: 1rem;
    }
    
    .btn-lg {
        padding: 16px 36px;
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .tool-title {
        font-size: 1.75rem;
    }
    
    .tool-icon-large {
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }
    
    .file-drop-zone {
        padding: 1.5rem 1rem;
    }
    
    .drop-zone-text h5 {
        font-size: 1rem;
    }
    
    .content-wrapper {
        padding: 1rem;
    }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .drop-zone-icon {
        animation: none;
    }
    
    .alert-icon {
        animation: none;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .enhanced-input {
        border-width: 3px;
    }
    
    .file-drop-zone {
        border-width: 3px;
    }
    
    .enhanced-btn {
        border: 2px solid currentColor;
    }
}

/* ===== SCREEN READER ONLY ===== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus indicators for keyboard navigation */
.enhanced-btn:focus-visible,
.file-drop-zone:focus-visible,
.enhanced-input:focus-visible {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
}

/* ===== URL SHORTENER SPECIFIC ===== */
.url-comparison {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.url-item {
    background: var(--bg-primary);
    border-radius: 12px;
    padding: 1.5rem;
    border: 1px solid var(--border-light);
    transition: all var(--transition-normal);
}

.url-item.highlighted {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.1rem rgba(245, 57, 57, 0.1);
}

.url-display {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 0.5rem;
}

.url-text {
    flex: 1;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    padding: 0.75rem;
    background: var(--bg-secondary);
    border-radius: 8px;
    word-break: break-all;
    border: 1px solid var(--border-light);
}

.url-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.url-arrow {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.5rem;
    padding: 1rem 0;
}

.history-section {
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: 2rem;
    margin-top: 2rem;
    border: 1px solid var(--border-light);
}

.history-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-light);
}

.history-item {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 1rem;
    margin-bottom: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all var(--transition-normal);
}

.history-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.history-content {
    flex: 1;
}

.history-urls {
    margin-bottom: 0.5rem;
}

.original-url,
.short-url {
    font-family: 'Courier New', monospace;
    font-size: 0.85rem;
    margin-bottom: 0.25rem;
    display: flex;
    align-items: center;
}

.history-actions {
    display: flex;
    gap: 0.25rem;
}

/* ===== PASSWORD GENERATOR SPECIFIC ===== */
.character-types {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.char-example {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 0.8rem;
    margin-right: 0.5rem;
    font-weight: bold;
}

.password-display {
    background: var(--bg-primary);
    border-radius: 12px;
    padding: 1.5rem;
    border: 1px solid var(--border-light);
    margin-top: 0.5rem;
}

.password-field {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.password-input {
    font-family: 'Courier New', monospace;
    font-size: 1.1rem;
    letter-spacing: 1px;
    flex: 1;
}

.password-toggle {
    border: none;
    background: none;
    color: var(--text-secondary);
    padding: 0.5rem;
    transition: color var(--transition-fast);
}

.password-toggle:hover {
    color: var(--primary-color);
}

.strength-bar-container {
    background: var(--bg-tertiary);
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 0.5rem;
    height: 8px;
}

.strength-bar {
    height: 100%;
    border-radius: 8px;
    transition: all var(--transition-normal);
}

.strength-label {
    font-weight: 600;
    font-size: 0.9rem;
}

.template-buttons {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.template-btn.active {
    background-color: var(--success-color) !important;
    border-color: var(--success-color) !important;
    color: white !important;
}

.multiple-passwords-section {
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: 2rem;
    margin-top: 2rem;
    border: 1px solid var(--border-light);
}

.multiple-passwords-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-height: 400px;
    overflow-y: auto;
}

.password-item {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 1rem;
}

.password-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.password-number {
    font-weight: 600;
    color: var(--text-secondary);
}

.strength-badge {
    font-size: 0.75rem;
}

.password-item-content {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.password-item-actions {
    display: flex;
    gap: 0.25rem;
}

.password-item-info {
    border-top: 1px solid var(--border-light);
    padding-top: 0.5rem;
}

/* ===== ID GENERATOR SPECIFIC ===== */
.form-check-card {
    margin-bottom: 1rem;
}

.generation-info {
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: 2.5rem;
    margin-top: 3rem;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
}

.generation-info .info-grid {
    gap: 1.5rem;
}

.generation-info .info-item {
    padding: 1rem 1.5rem;
    background: var(--bg-primary);
    border-radius: 12px;
    border: 1px solid var(--border-light);
    transition: all var(--transition-normal);
}

.generation-info .info-item:hover {
    background: var(--bg-tertiary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.generation-info .info-label {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
}

.generation-info .info-value {
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1rem;
    margin-top: 0.5rem;
    display: block;
}

.check-card {
    border: 2px solid var(--border-light);
    border-radius: 12px;
    padding: 1rem;
    transition: all var(--transition-normal);
    cursor: pointer;
    background: var(--bg-primary);
}

.form-check-input:checked + .form-check-label .check-card {
    border-color: var(--primary-color);
    background: rgba(245, 57, 57, 0.05);
}

.check-header {
    display: flex;
    align-items: center;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.check-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.check-example {
    font-family: 'Courier New', monospace;
    background: var(--bg-tertiary);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.quantity-control,
.length-control {
    position: relative;
    margin-bottom: 1rem;
}

.quantity-display,
.length-display {
    display: flex;
    justify-content: center;
    align-items: baseline;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.quantity-value,
.length-value {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-color);
}

.range-labels {
    display: flex;
    justify-content: space-between;
    margin-top: 0.25rem;
}

.preset-buttons {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.preset-btn.active {
    background-color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
    color: white !important;
}

.id-display {
    background: var(--bg-primary);
    border-radius: 12px;
    padding: 1.5rem;
    border: 1px solid var(--border-light);
    margin-top: 0.5rem;
}

.id-field {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.id-input {
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    flex: 1;
}

.id-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.id-list {
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    line-height: 1.4;
    resize: vertical;
}

.list-options {
    margin-top: 2rem;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: 16px;
    border: 1px solid var(--border-light);
}

.list-options .form-group {
    margin-bottom: 0;
}

.list-options .form-label-sm {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.list-options .form-select {
    border-radius: 12px;
    border: 2px solid var(--border-light);
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
    transition: all var(--transition-normal);
}

.list-options .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem rgba(245, 57, 57, 0.1);
    outline: none;
}

.list-options .form-select:hover:not(:focus) {
    border-color: var(--border-medium);
}

.bulk-actions {
    display: flex;
    gap: 0.5rem;
}

.multiple-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.validation-section {
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: 2rem;
    margin-top: 2rem;
    border: 1px solid var(--border-light);
}

.validation-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-light);
}

/* ===== ID ANALYSIS ===== */
.id-analysis {
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: 2rem;
    margin-top: 2rem;
    border: 1px solid var(--border-light);
}

.analysis-result {
    background: var(--bg-primary);
    border-radius: 12px;
    padding: 1.5rem;
    border: 1px solid var(--border-light);
}

.analysis-result h6 {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.analysis-result .table {
    margin-bottom: 0;
}

.analysis-result .table td {
    padding: 0.75rem 1rem;
    border: none;
    vertical-align: middle;
}

.analysis-result .table td:first-child {
    font-weight: 600;
    color: var(--text-secondary);
    width: 40%;
}

.analysis-result .table td:last-child {
    color: var(--text-primary);
    font-weight: 500;
}

.analysis-result .badge {
    font-size: 0.8rem;
    padding: 0.4rem 0.8rem;
    border-radius: 8px;
}

.analysis-result .text-muted {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-light);
    font-size: 0.9rem;
    line-height: 1.4;
}

.validation-details {
    margin-top: 1rem;
}

.validation-details p {
    margin-bottom: 0.75rem;
    line-height: 1.5;
}

.validation-details p:last-child {
    margin-bottom: 0;
}

/* ===== MOBILE RESPONSIVE ADDITIONS ===== */
@media (max-width: 768px) {
    .converter-header {
        padding: 24px 16px 16px;
    }
    
    .converter-header h3 {
        font-size: 20px;
    }
    
    .converter-header p {
        font-size: 13px;
    }
    
    .converter-body {
        padding: 20px 16px;
    }
    
    .url-actions,
    .id-actions,
    .password-item-actions {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .url-actions .btn,
    .id-actions .btn {
        flex: 1;
        width: 100%;
    }
    
    .history-item {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }
    
    .history-actions {
        justify-content: center;
    }
    
    .multiple-header,
    .history-header,
    .validation-header {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }
    
    .bulk-actions {
        justify-content: center;
        gap: 0.75rem;
    }
    
    .template-buttons,
    .preset-buttons {
        justify-content: center;
        gap: 0.75rem;
    }
    
    .converter-card {
        border-radius: 16px;
    }
    
    .converter-card:hover {
        transform: translateY(-2px);
    }
    
    .row.g-4 > [class*="col-"] {
        margin-bottom: 1.5rem;
    }
    
    .row.g-3 > [class*="col-"] {
        margin-bottom: 1.25rem;
    }
}