/* Tools Common Styles */
:root {
    --transition-speed: 0.3s;
}

/* Breadcrumb Styles */
.breadcrumb {
    background: #1a1a1a;
    padding: 15px 20px;
    border-bottom: 1px solid #2d2d2d;
    margin-top: 70px; /* Account for fixed nav */
}

@media (max-width: 768px) {
    .breadcrumb {
        margin-top: 60px;
        padding: 20px 20px 10px; /* More top padding, less bottom padding */
    }
}

.breadcrumb .container {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.875rem;
}

.breadcrumb a {
    color: #666666;
    text-decoration: none;
    transition: color 0.2s ease;
}

.breadcrumb a:hover {
    color: #ffffff;
}

.breadcrumb .separator {
    color: #404040;
}

.breadcrumb .current {
    color: #ffffff;
    font-weight: 500;
}

.tool-section {
    min-height: 100vh;
    padding: 120px 0 80px;
    background: var(--primary-black);
}

.tool-header {
    text-align: center;
    margin-bottom: 60px;
}

.tool-header h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--pure-white);
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--pure-white) 0%, var(--accent-grey) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tool-header p {
    font-size: 1.2rem;
    color: var(--accent-grey);
    margin-bottom: 30px;
}

.pricing-info {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.1);
    padding: 12px 24px;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.pricing-info .price {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--pure-white);
}

.pricing-info .price-note {
    color: var(--accent-grey);
    font-size: 0.9rem;
}

/* Tool Interface */
.tool-interface {
    max-width: 800px;
    margin: 0 auto;
    background: var(--dark-grey);
    border-radius: var(--border-radius-large);
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--medium-grey);
}

.input-section {
    margin-bottom: 40px;
}

.url-input-group {
    margin-bottom: 30px;
}

.url-input-group label {
    display: block;
    color: var(--pure-white);
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 1.1rem;
}

.url-input {
    width: 100%;
    padding: 16px 20px;
    background: var(--medium-grey);
    border: 2px solid var(--light-grey);
    border-radius: var(--border-radius);
    color: var(--pure-white);
    font-size: 1rem;
    transition: all var(--transition-speed);
}

.url-input:focus {
    outline: none;
    border-color: var(--pure-white);
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
}

.url-input::placeholder {
    color: var(--accent-grey);
}

.input-helper {
    margin-top: 8px;
}

.helper-text {
    color: var(--accent-grey);
    font-size: 0.9rem;
}

/* Options Group */
.options-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 30px;
}

.format-selector,
.quality-selector {
    display: flex;
    flex-direction: column;
}

.format-selector label,
.quality-selector label {
    color: var(--pure-white);
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 1rem;
}

.format-select,
.quality-select {
    padding: 12px 16px;
    background: var(--medium-grey);
    border: 2px solid var(--light-grey);
    border-radius: var(--border-radius);
    color: var(--pure-white);
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-speed);
}

.format-select:focus,
.quality-select:focus {
    outline: none;
    border-color: var(--pure-white);
    background: rgba(255, 255, 255, 0.1);
}

.format-select option,
.quality-select option {
    background: var(--dark-grey);
    color: var(--pure-white);
}

/* Extract Button */
.extract-btn {
    width: 100%;
    padding: 18px 32px;
    font-size: 1.2rem;
    font-weight: 600;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all var(--transition-speed);
}

.extract-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.2);
}

.extract-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.loading-spinner {
    font-size: 1.2rem;
    animation: spin 1s linear infinite;
}

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

/* Preview Section */
.preview-section {
    margin-top: 40px;
    padding: 30px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.preview-section h3 {
    color: var(--pure-white);
    margin-bottom: 20px;
    font-size: 1.3rem;
}

.video-info {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.video-thumbnail img {
    width: 160px;
    height: 90px;
    object-fit: cover;
    border-radius: var(--border-radius);
    border: 1px solid var(--medium-grey);
}

.video-details h4 {
    color: var(--pure-white);
    margin-bottom: 8px;
    font-size: 1.1rem;
    line-height: 1.4;
}

.video-details p {
    color: var(--accent-grey);
    margin-bottom: 4px;
    font-size: 0.95rem;
}

/* Result Section */
.result-section {
    margin-top: 40px;
    padding: 30px;
    background: rgba(0, 255, 0, 0.1);
    border-radius: var(--border-radius);
    border: 1px solid rgba(0, 255, 0, 0.3);
    text-align: center;
}

.result-section h3 {
    color: #00ff00;
    margin-bottom: 25px;
    font-size: 1.4rem;
}

.download-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
}

.file-details {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 5px;
}

.file-name {
    color: var(--pure-white);
    font-weight: 600;
    font-size: 1.1rem;
}

.file-size {
    color: var(--accent-grey);
    font-size: 0.9rem;
}

.download-btn {
    padding: 12px 24px;
    font-size: 1rem;
    font-weight: 600;
}

.extraction-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.stat {
    display: flex;
    justify-content: space-between;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
}

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

.stat-value {
    color: var(--pure-white);
    font-weight: 600;
    font-size: 0.9rem;
}

/* Error Section */
.error-section {
    margin-top: 40px;
    padding: 30px;
    background: rgba(255, 0, 0, 0.1);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 0, 0, 0.3);
    text-align: center;
}

.error-message h3 {
    color: #ff4444;
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.error-message p {
    color: var(--accent-grey);
    margin-bottom: 20px;
    font-size: 1rem;
}

.retry-btn {
    padding: 12px 24px;
    font-size: 1rem;
}

/* Tool Features */
.tool-features {
    margin-top: 80px;
    text-align: center;
}

.tool-features h3 {
    color: var(--pure-white);
    font-size: 2rem;
    margin-bottom: 40px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--dark-grey);
    padding: 30px 20px;
    border-radius: var(--border-radius);
    border: 1px solid var(--medium-grey);
    text-align: center;
    transition: all var(--transition-speed);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.1);
    border-color: var(--pure-white);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.feature-card h4 {
    color: var(--pure-white);
    font-size: 1.2rem;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--accent-grey);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Usage Instructions */
.usage-instructions {
    margin-top: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.usage-instructions h3 {
    color: var(--pure-white);
    font-size: 1.8rem;
    margin-bottom: 30px;
    text-align: center;
}

.instructions-list {
    list-style: none;
    padding: 0;
    counter-reset: step-counter;
}

.instructions-list li {
    counter-increment: step-counter;
    position: relative;
    padding: 20px 20px 20px 60px;
    margin-bottom: 15px;
    background: var(--dark-grey);
    border-radius: var(--border-radius);
    border: 1px solid var(--medium-grey);
    color: var(--pure-white);
    font-size: 1rem;
    line-height: 1.5;
}

.instructions-list li::before {
    content: counter(step-counter);
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    width: 30px;
    height: 30px;
    background: var(--pure-white);
    color: var(--primary-black);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .tool-interface {
        padding: 25px;
        margin: 0 20px;
    }
    
    .options-group {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .video-info {
        flex-direction: column;
        text-align: center;
    }
    
    .video-thumbnail img {
        width: 100%;
        max-width: 280px;
        height: auto;
    }
    
    .download-info {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .extraction-stats {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .instructions-list li {
        padding: 15px 15px 15px 55px;
    }
    
    .instructions-list li::before {
        left: 15px;
        width: 25px;
        height: 25px;
        font-size: 0.8rem;
    }
}

/* PDF Tool Specific Styles */

/* File Upload Area */
.upload-section {
    margin-bottom: 40px;
}

.file-upload-area {
    border: 3px dashed var(--medium-grey);
    border-radius: var(--border-radius-large);
    padding: 60px 40px;
    text-align: center;
    background: rgba(255, 255, 255, 0.02);
    transition: all var(--transition-speed);
    cursor: pointer;
}

.file-upload-area:hover {
    border-color: var(--pure-white);
    background: rgba(255, 255, 255, 0.05);
}

.file-upload-area.dragover {
    border-color: #00ff00;
    background: rgba(0, 255, 0, 0.1);
    transform: scale(1.02);
}

.upload-content {
    pointer-events: none;
}

.upload-icon {
    font-size: 4rem;
    margin-bottom: 20px;
    opacity: 0.7;
}

.upload-content h3 {
    color: var(--pure-white);
    font-size: 1.4rem;
    margin-bottom: 15px;
}

.upload-content p {
    color: var(--accent-grey);
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.browse-btn {
    margin-top: 20px;
    pointer-events: all;
}

/* File Info Display */
.file-info {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    padding: 20px;
    border: 1px solid var(--medium-grey);
}

.file-details {
    display: flex;
    align-items: center;
    gap: 15px;
}

.file-icon {
    font-size: 2.5rem;
}

.file-meta {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.file-name {
    color: var(--pure-white);
    font-weight: 600;
    font-size: 1.1rem;
}

.file-size,
.file-pages {
    color: var(--accent-grey);
    font-size: 0.9rem;
}

.remove-file-btn {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    padding: 5px;
    border-radius: 50%;
    transition: background var(--transition-speed);
}

.remove-file-btn:hover {
    background: rgba(255, 0, 0, 0.2);
}

/* Conversion Options */
.conversion-options {
    margin-bottom: 40px;
}

.conversion-options h3 {
    color: var(--pure-white);
    margin-bottom: 25px;
    font-size: 1.3rem;
}

.options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.option-group {
    display: flex;
    flex-direction: column;
}

.option-group label {
    color: var(--pure-white);
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 1rem;
}

.custom-input {
    padding: 12px 16px;
    background: var(--medium-grey);
    border: 2px solid var(--light-grey);
    border-radius: var(--border-radius);
    color: var(--pure-white);
    font-size: 1rem;
    transition: all var(--transition-speed);
}

.custom-input:focus {
    outline: none;
    border-color: var(--pure-white);
    background: rgba(255, 255, 255, 0.1);
}

.custom-input::placeholder {
    color: var(--accent-grey);
}

/* Advanced Options */
.advanced-options {
    margin-bottom: 30px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--border-radius);
    border: 1px solid var(--medium-grey);
}

.advanced-options h4 {
    color: var(--pure-white);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--pure-white);
    font-size: 0.95rem;
    cursor: pointer;
    transition: color var(--transition-speed);
}

.checkbox-label:hover {
    color: var(--accent-grey);
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--medium-grey);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-speed);
    position: relative;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: var(--pure-white);
    border-color: var(--pure-white);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    color: var(--primary-black);
    font-weight: bold;
    font-size: 0.8rem;
}

/* Progress Section */
.progress-section {
    margin-top: 40px;
    padding: 30px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.progress-section h3 {
    color: var(--pure-white);
    margin-bottom: 25px;
    font-size: 1.3rem;
}

.progress-bar {
    width: 100%;
    height: 12px;
    background: var(--medium-grey);
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 15px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #00ff00, #00cc00);
    width: 0%;
    transition: width 0.3s ease;
    border-radius: 6px;
}

.progress-details {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.progress-details span {
    color: var(--accent-grey);
    font-size: 0.9rem;
}

#progress-percentage {
    font-weight: bold;
    color: var(--pure-white);
}

/* Conversion Summary */
.conversion-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.summary-stat {
    display: flex;
    justify-content: space-between;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    border: 1px solid var(--medium-grey);
}

.summary-stat .stat-label {
    color: var(--accent-grey);
    font-size: 0.9rem;
}

.summary-stat .stat-value {
    color: var(--pure-white);
    font-weight: 600;
    font-size: 0.9rem;
}

/* Download Options */
.download-options {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.download-all-btn,
.preview-btn {
    padding: 15px 30px;
    font-size: 1.1rem;
    font-weight: 600;
}

/* Individual Downloads */
.individual-downloads h4 {
    color: var(--pure-white);
    margin-bottom: 20px;
    font-size: 1.2rem;
    text-align: center;
}

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

.download-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--medium-grey);
    border-radius: var(--border-radius);
    border: 1px solid var(--light-grey);
    transition: all var(--transition-speed);
}

.download-item:hover {
    border-color: var(--pure-white);
    background: rgba(255, 255, 255, 0.1);
}

.download-item-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.download-item-name {
    color: var(--pure-white);
    font-size: 0.9rem;
    font-weight: 500;
}

.download-item-size {
    color: var(--accent-grey);
    font-size: 0.8rem;
}

.download-item-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--pure-white);
    font-size: 1.1rem;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-speed);
}

.download-item-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
    border-color: rgba(255, 255, 255, 0.4);
}

/* Inline spinner for file analysis */
.spinner-inline {
    display: inline-block;
    width: 12px;
    height: 12px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--pure-white);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-right: 6px;
    vertical-align: middle;
}

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

/* Preview Modal */
.preview-modal-content {
    max-width: 90vw;
    max-height: 90vh;
    overflow: auto;
}

.preview-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding: 0 20px;
}

.preview-counter {
    color: var(--accent-grey);
    font-size: 1rem;
}

.preview-container {
    text-align: center;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    margin: 0 20px;
}

.preview-container img {
    max-width: 100%;
    max-height: 70vh;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

/* Additional responsive adjustments for PDF tool */
@media (max-width: 768px) {
    .file-upload-area {
        padding: 40px 20px;
    }
    
    .upload-icon {
        font-size: 3rem;
    }
    
    .upload-content h3 {
        font-size: 1.2rem;
    }
    
    .options-grid {
        grid-template-columns: 1fr;
    }
    
    .conversion-summary {
        grid-template-columns: 1fr;
    }
    
    .download-options {
        flex-direction: column;
        align-items: center;
    }
    
    .downloads-grid {
        grid-template-columns: 1fr;
    }
    
    .checkbox-group {
        gap: 15px;
    }
    
    .preview-modal-content {
        max-width: 95vw;
        margin: 10px;
    }
    
    .preview-navigation {
        flex-direction: column;
        gap: 15px;
    }
}

/* API Charge Information */
.api-charge-info {
    background: linear-gradient(135deg, rgba(76, 175, 80, 0.1) 0%, rgba(76, 175, 80, 0.05) 100%);
    border: 1px solid rgba(76, 175, 80, 0.3);
    border-radius: var(--border-radius);
    padding: 16px 20px;
    margin-bottom: 20px;
}

.charge-notice {
    color: var(--pure-white);
    margin: 0;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.charge-notice strong {
    color: #4CAF50;
}

/* Demo Mode Notice */
.demo-notice {
    margin: 20px 0;
}

.demo-alert {
    background: linear-gradient(135deg, rgba(255, 193, 7, 0.1) 0%, rgba(255, 193, 7, 0.05) 100%);
    border: 1px solid rgba(255, 193, 7, 0.3);
    border-radius: var(--border-radius);
    padding: 16px 20px;
    color: var(--pure-white);
    font-size: 0.95rem;
    line-height: 1.4;
}

.demo-alert strong {
    color: #ffc107;
    margin-right: 8px;
}

.demo-alert span {
    color: var(--accent-grey);
    font-size: 0.9rem;
}