/* Image to PNG Converter Specific Styles */

.tool-container {
    max-width: 900px;
    margin: 40px auto;
    padding: 0 20px;
}

.tool-header {
    text-align: center;
    margin-bottom: 30px;
}

.tool-header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.tool-header p {
    color: #6b7280;
    font-size: 1.1rem;
}

/* Upload Card */
.upload-card {
    background: white;
    border-radius: 30px;
    border: 1px solid #e5e7eb;
    padding: 30px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.05);
    margin-bottom: 20px;
}

.dark-mode .upload-card {
    background: #1f2937;
    border-color: #374151;
}

.upload-area {
    border: 2px dashed #e5e7eb;
    border-radius: 30px;
    padding: 60px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.upload-area:hover {
    border-color: #3b82f6;
    background: #f9fafb;
}

.dark-mode .upload-area:hover {
    background: #2d3748;
}

.upload-area i {
    font-size: 4rem;
    color: #3b82f6;
    margin-bottom: 15px;
}

.upload-area h3 {
    font-size: 1.3rem;
    margin-bottom: 8px;
    color: #111827;
}

.dark-mode .upload-area h3 {
    color: #f9fafb;
}

.upload-area p {
    color: #6b7280;
    margin-bottom: 5px;
}

.upload-area .supported-formats {
    font-size: 0.85rem;
    color: #9ca3af;
}

/* File Info */
.file-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #f9fafb;
    border-radius: 20px;
    padding: 20px;
}

.dark-mode .file-info {
    background: #111827;
}

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

.file-details i {
    font-size: 2rem;
    color: #3b82f6;
}

.file-name {
    font-size: 1rem;
    font-weight: 500;
    color: #111827;
    margin-bottom: 5px;
}

.dark-mode .file-name {
    color: #f9fafb;
}

.file-size {
    font-size: 0.85rem;
    color: #6b7280;
}

.change-file-btn {
    padding: 10px 20px;
    background: #e5e7eb;
    border: none;
    border-radius: 60px;
    color: #111827;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.dark-mode .change-file-btn {
    background: #374151;
    color: #f9fafb;
}

.change-file-btn:hover {
    background: #3b82f6;
    color: white;
}

/* Settings Card */
.settings-card {
    background: white;
    border-radius: 30px;
    border: 1px solid #e5e7eb;
    padding: 30px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.05);
    margin-bottom: 20px;
}

.dark-mode .settings-card {
    background: #1f2937;
    border-color: #374151;
}

.settings-card h3 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: #111827;
}

.dark-mode .settings-card h3 {
    color: #f9fafb;
}

/* Info Box */
.info-box {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 20px;
    background: #f0f9ff;
    border-radius: 20px;
    margin-bottom: 25px;
    border: 1px solid #bae6fd;
}

.dark-mode .info-box {
    background: #1e3a5f;
    border-color: #2563eb;
}

.info-box i {
    font-size: 1.5rem;
    color: #3b82f6;
    margin-top: 2px;
}

.info-box p {
    color: #0369a1;
    font-size: 0.95rem;
    line-height: 1.5;
}

.dark-mode .info-box p {
    color: #bae6fd;
}

/* Setting Group */
.setting-group {
    margin-bottom: 25px;
}

.setting-group label {
    display: block;
    margin-bottom: 12px;
    color: #111827;
    font-weight: 500;
}

.dark-mode .setting-group label {
    color: #f9fafb;
}

/* Option Grid */
.option-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-bottom: 10px;
}

.option-card {
    position: relative;
    cursor: pointer;
}

.option-card input[type="radio"] {
    position: absolute;
    opacity: 0;
}

.option-content {
    padding: 20px;
    background: #f9fafb;
    border: 2px solid #e5e7eb;
    border-radius: 20px;
    text-align: center;
    transition: all 0.2s ease;
}

.dark-mode .option-content {
    background: #111827;
    border-color: #374151;
}

.option-card input[type="radio"]:checked + .option-content {
    border-color: #3b82f6;
    background: #eff6ff;
}

.dark-mode .option-card input[type="radio"]:checked + .option-content {
    background: #1e3a8a;
}

.option-content i {
    font-size: 2rem;
    color: #3b82f6;
    margin-bottom: 10px;
}

.option-title {
    display: block;
    font-weight: 600;
    color: #111827;
    margin-bottom: 5px;
}

.dark-mode .option-title {
    color: #f9fafb;
}

.option-desc {
    font-size: 0.8rem;
    color: #6b7280;
}

/* Resize Controls */
.resize-controls {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.size-input {
    flex: 1;
    padding: 12px 15px;
    border: 2px solid #e5e7eb;
    border-radius: 60px;
    font-size: 1rem;
    background: white;
    color: #111827;
}

.dark-mode .size-input {
    background: #1f2937;
    border-color: #374151;
    color: #f9fafb;
}

.size-separator {
    color: #6b7280;
    font-weight: 600;
    font-size: 1.2rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #6b7280;
    font-size: 0.9rem;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: #3b82f6;
}

/* Convert Button */
.convert-btn {
    width: 100%;
    padding: 16px 30px;
    background: #10b981;
    color: white;
    border: none;
    border-radius: 60px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.convert-btn:hover {
    background: #059669;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -5px #10b981;
}

.convert-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* Loading */
.loading {
    text-align: center;
    padding: 40px;
    background: #f9fafb;
    border-radius: 30px;
    margin-bottom: 20px;
}

.dark-mode .loading {
    background: #111827;
}

.spinner {
    border: 4px solid #f3f4f6;
    border-top: 4px solid #10b981;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
    margin: 0 auto 15px;
}

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

.progress-bar {
    width: 100%;
    height: 8px;
    background: #e5e7eb;
    border-radius: 10px;
    overflow: hidden;
    margin-top: 20px;
}

.progress-fill {
    height: 100%;
    background: #10b981;
    width: 0%;
    transition: width 0.3s ease;
}

/* Preview Card */
.preview-card {
    background: white;
    border-radius: 30px;
    border: 1px solid #e5e7eb;
    padding: 30px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.05);
    margin-bottom: 20px;
    animation: fadeIn 0.5s ease;
}

.dark-mode .preview-card {
    background: #1f2937;
    border-color: #374151;
}

.preview-card h3 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    color: #10b981;
    text-align: center;
}

.preview-container {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 20px;
    align-items: center;
    margin-bottom: 25px;
}

.preview-box {
    text-align: center;
}

.preview-label {
    font-size: 0.9rem;
    color: #6b7280;
    margin-bottom: 10px;
}

.preview-image {
    max-width: 100%;
    max-height: 200px;
    border-radius: 16px;
    border: 2px solid #e5e7eb;
    background: #f9fafb;
}

.dark-mode .preview-image {
    border-color: #374151;
    background: #111827;
}

.preview-info {
    margin-top: 10px;
    font-size: 0.85rem;
    color: #6b7280;
}

.preview-arrow i {
    font-size: 2rem;
    color: #10b981;
}

/* Download Options */
.download-options {
    display: flex;
    gap: 10px;
}

.download-btn {
    flex: 2;
    padding: 16px;
    background: #3b82f6;
    color: white;
    border: none;
    border-radius: 60px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.download-btn:hover {
    background: #2563eb;
    transform: translateY(-2px);
}

.new-btn {
    flex: 1;
    padding: 16px;
    background: #f3f4f6;
    color: #111827;
    border: 1px solid #e5e7eb;
    border-radius: 60px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.dark-mode .new-btn {
    background: #374151;
    color: #f9fafb;
    border-color: #4b5563;
}

.new-btn:hover {
    background: #e5e7eb;
}

.dark-mode .new-btn:hover {
    background: #4b5563;
}

/* Info Section */
.info-section {
    background: #f9fafb;
    border-radius: 30px;
    padding: 30px;
    margin: 30px 0;
    border: 1px solid #e5e7eb;
}

.dark-mode .info-section {
    background: #111827;
    border-color: #374151;
}

.info-section h3 {
    font-size: 1.3rem;
    margin: 20px 0 15px;
    color: #111827;
}

.dark-mode .info-section h3 {
    color: #f9fafb;
}

.info-section h3:first-child {
    margin-top: 0;
}

.info-section p {
    color: #6b7280;
    line-height: 1.6;
    margin-bottom: 15px;
}

.dark-mode .info-section p {
    color: #9ca3af;
}

.info-section ul {
    list-style: none;
    padding: 0;
}

.info-section ul li {
    padding: 8px 0;
    color: #6b7280;
    display: flex;
    align-items: center;
    gap: 10px;
}

.dark-mode .info-section ul li {
    color: #9ca3af;
}

/* Format Badges */
.format-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 10px;
}

.format-badge {
    padding: 8px 16px;
    background: #e5e7eb;
    border-radius: 60px;
    font-size: 0.9rem;
    color: #111827;
    font-weight: 500;
}

.dark-mode .format-badge {
    background: #374151;
    color: #f9fafb;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .tool-header h1 {
        font-size: 2rem;
    }
    
    .preview-container {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .preview-arrow {
        transform: rotate(90deg);
    }
    
    .download-options {
        flex-direction: column;
    }
    
    .option-grid {
        grid-template-columns: 1fr;
    }
    
    .resize-controls {
        flex-wrap: wrap;
    }
    
    .size-input {
        width: calc(50% - 25px);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}