/* Tool Page Specific Styles */

/* Tool Container */
.tool-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-lg);
}

/* Tool Header */
.tool-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--surface-color), var(--card-color));
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.tool-info {
    margin-bottom: var(--spacing-xl);
}

.tool-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-lg);
}

.tool-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
}

.tool-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* Tool Interface */
.tool-interface {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.input-section,
.output-section {
    background: var(--card-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.input-section:hover,
.output-section:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.section-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.section-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.btn-icon {
    width: 40px;
    height: 40px;
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-icon:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.btn-icon svg {
    width: 20px;
    height: 20px;
}

/* Input/Output Containers */
.input-container,
.output-container {
    position: relative;
    height: 400px;
    min-height: 300px;
}

#jsonInput,
#inputData,
#cssInput,
#urlInput,
#textInput,
textarea.tool-input,
.json-output {
    width: 100%;
    height: 100%;
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    font-family: var(--font-mono);
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-primary);
    resize: none;
    outline: none;
    transition: var(--transition-fast);
}

#jsonInput:focus,
#inputData:focus,
#cssInput:focus,
#urlInput:focus,
#textInput:focus,
textarea.tool-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.json-output,
.hash-output,
.css-output,
.url-output,
.text-output,
.tool-output {
    overflow: auto;
    white-space: pre-wrap;
    word-wrap: break-word;
    word-break: break-all;
    overflow-wrap: break-word;
    max-width: 100%;
}

/* JSON Syntax Highlighting */
.json-string { color: #22c55e; }
.json-number { color: #3b82f6; }
.json-boolean { color: #f59e0b; }
.json-null { color: #6b7280; }
.json-key { color: #8b5cf6; }
.json-punctuation { color: var(--text-secondary); }

/* Validation Status */
.validation-status {
    position: absolute;
    bottom: var(--spacing-sm);
    left: var(--spacing-sm);
    right: var(--spacing-sm);
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    transition: var(--transition-fast);
}

.validation-status.valid {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.validation-status.invalid {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error-color);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.validation-status.warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.output-info {
    position: absolute;
    bottom: var(--spacing-sm);
    right: var(--spacing-sm);
    background: var(--card-color);
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    color: var(--text-muted);
    border: 1px solid var(--border-color);
}

/* Tool Stats */
.tool-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    margin-bottom: var(--spacing-2xl);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
}

.stat-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.stat-value.success {
    color: var(--success-color);
}

.stat-value.error {
    color: var(--error-color);
}

.stat-value.warning {
    color: var(--warning-color);
}

/* Tutorial Section */
.tool-tutorial {
    background: var(--card-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-2xl);
    border: 1px solid var(--border-color);
}

.tool-tutorial h2 {
    font-size: 2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.tutorial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.tutorial-card {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
    text-align: center;
    transition: var(--transition-normal);
}

.tutorial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.tutorial-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
}

.tutorial-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.tutorial-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.tutorial-features {
    margin-bottom: var(--spacing-2xl);
}

.tutorial-features h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
}

.tutorial-features ul {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-md);
}

.tutorial-features li {
    background: var(--surface-color);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    line-height: 1.6;
}

.tutorial-features li strong {
    color: var(--primary-color);
}

.tutorial-examples h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
}

.example-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.example-card {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.example-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--secondary-color);
}

.example-card h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.example-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.925rem;
}

/* Loading States */
.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

.loading-overlay.active {
    opacity: 1;
    visibility: visible;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Error Highlighting */
.error-line {
    background: rgba(239, 68, 68, 0.1);
    border-left: 3px solid var(--error-color);
}

.error-char {
    background: rgba(239, 68, 68, 0.2);
    color: var(--error-color);
    font-weight: bold;
}

/* Success States */
.success-flash {
    animation: successFlash 0.5s ease-out;
}

@keyframes successFlash {
    0% { background: rgba(16, 185, 129, 0.2); }
    100% { background: transparent; }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .tool-interface {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .tutorial-grid {
        grid-template-columns: 1fr;
    }
    
    .tutorial-features ul {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .tool-container {
        padding: var(--spacing-lg) var(--spacing-md);
    }
    
    .tool-header {
        padding: var(--spacing-lg);
    }
    
    .tool-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .tool-actions .btn {
        width: 200px;
    }
    
    .input-container,
    .output-container {
        height: 320px;
        min-height: 280px;
    }
    
    .tool-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
    
    .example-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .tool-title {
        font-size: 1.75rem;
    }
    
    .tool-description {
        font-size: 1rem;
    }
    
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
    
    .section-actions {
        align-self: flex-end;
    }
    
    .tool-stats {
        grid-template-columns: 1fr;
    }
    
    .input-container,
    .output-container {
        height: 280px;
        min-height: 250px;
    }
    
    .tutorial-card {
        padding: var(--spacing-md);
    }
    
    .tool-tutorial {
        padding: var(--spacing-lg);
    }
}

/* Accessibility Improvements */
@media (prefers-reduced-motion: reduce) {
    .tutorial-card:hover,
    .example-card:hover,
    .btn-icon:hover {
        transform: none;
    }
    
    .loading-spinner {
        animation: none;
        border-top-color: var(--primary-color);
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .input-section,
    .output-section,
    .tutorial-card,
    .example-card {
        border-width: 2px;
    }
    
    .btn-icon {
        border-width: 2px;
    }
}

/* Print Styles */
@media print {
    .tool-header,
    .tool-actions,
    .section-actions,
    .footer {
        display: none;
    }
    
    .tool-interface {
        display: block;
    }
    
    .input-section,
    .output-section {
        page-break-inside: avoid;
        margin-bottom: var(--spacing-lg);
    }
}