/* Base Styles */
:root {
    --primary-color: #4361ee;
    --primary-hover: #3a56d4;
    --secondary-color: #f8f9fa;
    --text-color: #333;
    --light-text: #6c757d;
    --border-color: #dee2e6;
    --danger-color: #dc3545;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --border-radius: 8px;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: #f5f5f7;
    padding: 0;
    margin: 0;
}
*/

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    margin-bottom: 40px;
    padding: 20px 0;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.subtitle {
    font-size: 1.2rem;
    color: var(--light-text);
}

/* App Layout */
.app-container {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
}

.converter-section {
    flex: 1;
    min-width: 300px;
}

.info-section {
    flex: 0 0 350px;
}

@media (max-width: 992px) {
    .app-container {
        flex-direction: column;
    }
    
    .info-section {
        flex: 1;
        width: 100%;
    }
}

/* Upload Container */
.upload-container {
    background-color: #f5f5f5;
    border: 2px dashed var(--border-color);
    border-radius: var(--border-radius);
    padding: 40px 20px;
    text-align: center;
    cursor: pointer;
    margin-bottom: 20px;
    transition: var(--transition);
}

.upload-container:hover, .upload-container.dragover {
    border-color: var(--primary-color);
    background-color: rgba(67, 97, 238, 0.05);
}

.upload-icon {
    margin-bottom: 15px;
    color: var(--primary-color);
}

.upload-buttons {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 15px;
}

/* Conversion Options */
.conversion-options {
    background-color: #f5f5f5;
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
}

.option-group {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin: 15px 0;
}

.option-group .radio-label {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    cursor: pointer;
}

.radio-label input[type="radio"] {
    margin-top: 3px;
}

.radio-label span {
    font-weight: normal;
}

.custom-input-container {
    margin-top: 5px;
    margin-left: 25px;
}

.custom-input-container input {
    padding: 8px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    width: 150px;
}

.preset-info {
    font-size: 0.8rem;
    color: var(--light-text);
    margin-left: 25px;
    margin-top: 5px;
}

.quality-option {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 20px;
}

.quality-option input[type="range"] {
    flex-grow: 1;
}

/* Queue Container */
.queue-container {
    background-color: #f5f5f5;
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
}

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

.queue-list {
    max-height: 300px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 10px;
    margin-bottom: 15px;
}

.empty-queue-message {
    text-align: center;
    color: var(--light-text);
    padding: 30px 0;
}

.queue-item {
    display: flex;
    align-items: center;
    padding: 10px;
    border-bottom: 1px solid var(--border-color);
    position: relative;
}

.queue-item:last-child {
    border-bottom: none;
}

.queue-item-thumbnail {
    width: 60px;
    height: 60px;
    border-radius: 4px;
    background-color: #f1f1f1;
    margin-right: 15px;
    object-fit: contain;
    flex-shrink: 0;
}

.queue-item-info {
    flex-grow: 1;
}

.queue-item-name {
    font-weight: 500;
    margin-bottom: 5px;
    word-break: break-all;
}

.queue-item-path {
    font-size: 0.8rem;
    color: var(--light-text);
}

.queue-item-size {
    font-size: 0.8rem;
    color: var(--light-text);
}

.queue-item-remove {
    background: none;
    border: none;
    color: var(--danger-color);
    cursor: pointer;
    padding: 5px;
    margin-left: 10px;
}

.queue-item-remove:hover {
    opacity: 0.8;
}

.queue-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 15px;
}

.queue-stats {
    font-size: 0.9rem;
    color: var(--light-text);
}

/* Progress Bars */
.progress-bar-container {
    height: 10px;
    background-color: #e9ecef;
    border-radius: 5px;
    overflow: hidden;
    margin: 10px 0;
}

.progress-bar {
    height: 100%;
    background-color: var(--primary-color);
    width: 0%;
    transition: width 0.3s ease;
}

.progress-text {
    text-align: right;
    font-size: 0.9rem;
    color: var(--light-text);
}

.queue-item-progress {
    height: 5px;
    background-color: #e9ecef;
    border-radius: 2.5px;
    overflow: hidden;
    margin-top: 5px;
    width: 100%;
}

.queue-item-progress-bar {
    height: 100%;
    background-color: var(--primary-color);
    width: 0%;
    transition: width 0.3s ease;
}

.overall-progress-container, .download-container {
    background-color: #f5f5f5;
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
}

.download-link {
    display: block;
    margin: 10px 0;
    padding: 10px;
    background-color: var(--secondary-color);
    border-radius: 4px;
    text-decoration: none;
    color: var(--text-color);
    transition: var(--transition);
}

.download-link:hover {
    background-color: var(--border-color);
}

/* Info Section */
.info-container {
    background-color: #f5f5f5;
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--shadow);
    position: sticky;
    top: 20px;
}

.info-container h2 {
    margin-bottom: 15px;
    color: var(--primary-color);
    font-weight: bold;
}

.info-content {
    font-size: 0.95rem;
}

.info-content h3 {
    margin: 20px 0 10px;
    font-size: 1.1rem;
    color: var(--primary-color);
}

.info-content p, .info-content ul, .info-content ol {
    margin-bottom: 15px;
}

.info-content ul, .info-content ol {
    padding-left: 0px;
}

.info-content li {
    margin-bottom: 5px;
}

/* Buttons */
.button {
    display: inline-block;
    background-color: var(--secondary-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 8px 16px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: var(--transition);
    text-align: center;
}

.button:hover {
    background-color: var(--border-color);
}

.button-primary {
    background-color: var(--primary-color);
    color: white;
    border: none;
}

.button-primary:hover {
    background-color: var(--primary-hover);
}

.button:disabled, .button-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.button-small {
    padding: 4px 8px;
    font-size: 0.8rem;
}

/* Footer */
footer {
    text-align: center;
    padding: 20px 0;
    color: var(--light-text);
    font-size: 0.9rem;
    margin-top: 30px;
}

/* Animation */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.fade-in {
    animation: fadeIn 0.3s ease-in;
}