/* Base Styles */
:root {
    --primary-color: #6e8efb;
    --secondary-color: #a777e3;
    --text-color: #333;
    --light-text: #666;
    --lighter-text: #888;
    --bg-color: #fff;
    --light-bg: #f8f9fa;
    --border-color: #e1e1e1;
    --success-color: #4CAF50;
    --error-color: #f44336;
    --warning-color: #ff9800;
    --info-color: #2196F3;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 8px 15px rgba(0, 0, 0, 0.15);
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: #f5f7ff;
    overflow-x: hidden;
}

/* Main Container */
.ait-main-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    width: 100%;
}

/* Hero Section */
.ait-hero {
    text-align: center;
    margin-bottom: 30px;
    padding: 40px 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--border-radius);
    color: white;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.ait-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 70%);
    transform: rotate(30deg);
    z-index: 1;
}

.ait-main-heading {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    margin-bottom: 10px;
    font-weight: 700;
    position: relative;
    z-index: 2;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.ait-subheading {
    font-size: clamp(1rem, 2vw, 1.2rem);
    opacity: 0.9;
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

/* Tool Container */
.ait-tool-container {
    background-color: var(--bg-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    padding: 30px;
    margin-bottom: 40px;
    width: 100%;
    overflow: hidden;
    position: relative;
}

/* Upload Area */
.ait-upload-area {
    border: 2px dashed var(--secondary-color);
    border-radius: var(--border-radius);
    padding: 40px 20px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    margin-bottom: 25px;
    background-color: #f9f6ff;
    position: relative;
    overflow: hidden;
}

.ait-upload-area:hover {
    border-color: var(--primary-color);
    background-color: #f0ebff;
    box-shadow: var(--shadow-hover);
}

.ait-upload-content {
    max-width: 400px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.ait-upload-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 15px;
    color: var(--secondary-color);
    transition: var(--transition);
}

.ait-upload-area:hover .ait-upload-icon {
    transform: translateY(-5px);
}

.ait-upload-title {
    font-size: clamp(1.2rem, 3vw, 1.5rem);
    margin-bottom: 8px;
    color: var(--text-color);
    font-weight: 600;
}

.ait-upload-subtitle {
    color: black;
    margin-bottom: 15px;
    font-size: 0.95rem;
}

.ait-file-input {
    display: none;
}

/* Preview Section */
.ait-preview-section {
    display: flex;
    flex-direction: column;
    gap: 30px;
    margin-bottom: 25px;
    width: 100%;
}

.ait-preview-container, .ait-result-container {
    width: 100%;
}

.ait-preview-title, .ait-result-title {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--text-color);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

.ait-preview-title::before, .ait-result-title::before {
    content: '';
    display: inline-block;
    width: 8px;
    height: 20px;
    background: linear-gradient(to bottom, var(--primary-color), var(--secondary-color));
    border-radius: 4px;
}

.ait-image-preview {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    min-height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--light-bg);
    overflow: hidden;
    position: relative;
    width: 100%;
    transition: var(--transition);
}

.ait-image-preview:hover {
    box-shadow: var(--shadow-hover);
}

.ait-image-preview img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: var(--transition);
}

.ait-preview-placeholder, .ait-result-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--lighter-text);
    padding: 30px;
}

.ait-preview-placeholder svg, .ait-result-placeholder svg {
    margin-bottom: 15px;
    color: var(--border-color);
    width: 50px;
    height: 50px;
}

.ait-image-options {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 20px;
    align-items: center;
}

.ait-enhance-btn {
    padding: 10px 20px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 0.95rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
}

.ait-enhance-btn:hover {
    background-color: #5a7df4;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(110, 142, 251, 0.3);
}

.ait-slider-container {
    flex: 1;
    min-width: 200px;
}

.ait-slider-container label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.95rem;
    color: var(--light-text);
    font-weight: 500;
}

.ait-slider-container input[type="range"] {
    width: 100%;
    height: 8px;
    -webkit-appearance: none;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    border-radius: 4px;
    outline: none;
}

.ait-slider-container input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    background: white;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
    border: 2px solid var(--primary-color);
}

.ait-result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    flex-wrap: wrap;
    gap: 15px;
}

.ait-result-actions {
    display: flex;
    gap: 12px;
}

.ait-text-result {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 20px;
    min-height: 250px;
    max-height: 400px;
    overflow-y: auto;
    background-color: var(--light-bg);
    white-space: pre-wrap;
    width: 100%;
    line-height: 1.7;
    font-size: 1rem;
    transition: var(--transition);
}

.ait-text-result:hover {
    box-shadow: var(--shadow-hover);
}

/* Buttons */
.ait-controls {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 30px;
}

.ait-process-btn, .ait-reset-btn, .ait-copy-btn, .ait-clear-btn {
    padding: 12px 30px;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.ait-process-btn {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 4px 8px rgba(110, 142, 251, 0.3);
}

.ait-process-btn:hover {
    background-color: #5a7df4;
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(110, 142, 251, 0.4);
}

.ait-reset-btn {
    background-color: #f1f1f1;
    color: #555;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.ait-reset-btn:hover {
    background-color: #e1e1e1;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.ait-copy-btn {
    background-color: var(--success-color);
    color: white;
    padding: 10px 20px;
    font-size: 0.95rem;
    box-shadow: 0 2px 5px rgba(76, 175, 80, 0.3);
}

.ait-copy-btn:hover {
    background-color: #3e8e41;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(76, 175, 80, 0.4);
}

.ait-clear-btn {
    background-color: #f1f1f1;
    color: #555;
    padding: 10px 20px;
    font-size: 0.95rem;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.ait-clear-btn:hover {
    background-color: #e1e1e1;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.ait-btn-icon {
    display: flex;
}

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

/* Content Sections */
.ait-content-section {
    margin: 50px 0;
}

.ait-content-card {
    background-color: var(--bg-color);
    border-radius: var(--border-radius);
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.ait-content-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.ait-content-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: linear-gradient(to bottom, var(--primary-color), var(--secondary-color));
}

.ait-content-title {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--text-color);
    position: relative;
    padding-bottom: 10px;
}

.ait-content-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
}

.ait-content-text {
    line-height: 1.7;
    margin-bottom: 20px;
    color: black;
    font-size: 1.05rem;
}

.ait-content-highlight {
    background-color: rgba(110, 142, 251, 0.1);
    padding: 20px;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-color);
    margin: 20px 0;
}

.ait-content-highlight h4 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.ait-content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.ait-content-feature {
    background-color: #f5f7ff;
    padding: 25px;
    border-radius: var(--border-radius);
    transition: var(--transition);
    border: 1px solid rgba(110, 142, 251, 0.2);
}

.ait-content-feature:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-color);
}

.ait-content-feature h4 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.ait-content-feature h4 svg {
    color: var(--primary-color);
    width: 24px;
    height: 24px;
}

.ait-content-feature p {
    color: black;
    line-height: 1.7;
}

/* Info Section */
.ait-info-section {
    margin-top: 50px;
}

.ait-info-card {
    background-color: var(--bg-color);
    border-radius: var(--border-radius);
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.ait-info-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.ait-info-title {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--text-color);
    position: relative;
    padding-bottom: 15px;
}

.ait-info-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
}

.ait-info-text {
    line-height: 1.7;
    margin-bottom: 20px;
    color: var(--light-text);
    font-size: 1.05rem;
}

.ait-info-steps, .ait-info-list {
    padding-left: 20px;
    line-height: 1.8;
    color: var(--light-text);
}

.ait-info-steps li, .ait-info-list li {
    margin-bottom: 12px;
    color: var(--text-color);
    position: relative;
    padding-left: 25px;
}

.ait-info-steps li::before, .ait-info-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 12px;
    height: 12px;
    background-color: var(--primary-color);
    border-radius: 50%;
}

.ait-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.ait-feature {
    background-color: #f5f7ff;
    padding: 25px;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-color);
    transition: var(--transition);
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.ait-feature:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.ait-feature svg {
    margin-bottom: 15px;
    width: 40px;
    height: 40px;
}

.ait-feature h4 {
    margin-bottom: 15px;
    color: var(--text-color);
    font-size: 1.1rem;
}

.ait-feature p {
    color: var(--light-text);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* FAQ Section */
.ait-faq-section {
    margin: 60px 0;
}

.ait-faq-title {
    font-size: 1.8rem;
    text-align: center;
    margin-bottom: 40px;
    color: var(--text-color);
    position: relative;
    padding-bottom: 15px;
}

.ait-faq-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
}

.ait-faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.ait-faq-item {
    margin-bottom: 15px;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    transition: var(--transition);
}

.ait-faq-item:hover {
    box-shadow: var(--shadow-hover);
}

.ait-faq-question {
    background-color: var(--bg-color);
    padding: 18px 25px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-color);
    transition: var(--transition);
}

.ait-faq-question:hover {
    background-color: #f5f7ff;
}

.ait-faq-question::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--primary-color);
    transition: var(--transition);
}

.ait-faq-item.active .ait-faq-question::after {
    content: '-';
}

.ait-faq-answer {
    background-color: #f9f9f9;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    padding: 0 25px;
}

.ait-faq-item.active .ait-faq-answer {
    max-height: 500px;
    padding: 20px 25px;
}

.ait-faq-answer p {
    color: black;
    line-height: 1.7;
    margin-bottom: 15px;
}

.ait-faq-answer p:last-child {
    margin-bottom: 0;
}

/* Related Tools Section */
.ait-related-tools {
    margin: 50px 0;
    text-align: center;
}

.ait-related-title {
    font-size: 1.5rem;
    margin-bottom: 30px;
    color: var(--text-color);
}

.ait-related-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.ait-related-link {
    background-color: var(--primary-color);
    color: white;
    padding: 12px 25px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 8px rgba(110, 142, 251, 0.3);
}

.ait-related-link:hover {
    background-color: #5a7df4;
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(110, 142, 251, 0.4);
}

.ait-related-link svg {
    width: 18px;
    height: 18px;
}

/* Loading State */
.ait-loading {
    position: relative;
}

.ait-loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.7);
    border-radius: var(--border-radius);
    z-index: 10;
}

.ait-loading::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 40px;
    height: 40px;
    margin: -20px 0 0 -20px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: ait-spin 1s linear infinite;
    z-index: 11;
}

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

/* Toast Notifications */
.ait-toast {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    padding: 12px 24px;
    border-radius: 4px;
    color: white;
    font-weight: 500;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1000;
    max-width: 90%;
    text-align: center;
}

.ait-toast-show {
    opacity: 1;
}

.ait-toast-success {
    background-color: var(--success-color);
}

.ait-toast-error {
    background-color: var(--error-color);
}

.ait-toast-warning {
    background-color: var(--warning-color);
}

/* Responsive Adjustments */
@media (min-width: 768px) {
    .ait-preview-section {
        flex-direction: row;
    }
    
    .ait-preview-container, .ait-result-container {
        flex: 1;
        min-width: 0;
    }
    
    .ait-hero {
        padding: 50px 20px;
    }
    
    .ait-tool-container {
        padding: 40px;
    }

    .ait-content-grid {
        grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    }
}

@media (max-width: 480px) {
    .ait-controls {
        flex-direction: column;
        width: 100%;
    }
    
    .ait-process-btn, .ait-reset-btn {
        width: 100%;
    }
    
    .ait-image-options {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .ait-slider-container {
        width: 100%;
    }

    .ait-faq-question {
        padding: 15px 20px;
        font-size: 1rem;
    }

    .ait-content-card {
        padding: 20px;
    }

    .ait-related-links {
        flex-direction: column;
        align-items: center;
    }

    .ait-related-link {
        width: 100%;
        justify-content: center;
    }
}