:root {
    --r-web-primary-color: #4a6fa5;
    --r-web-secondary-color: #6b8cae;
    --r-web-accent-color: #ff7e5f;
    --r-web-light-color: #f8f9fa;
    --r-web-dark-color: #343a40;
    --r-web-success-color: #28a745;
    --r-web-border-radius: 8px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.r-web-body {
    background-color: #f5f7fa;
    color: var(--r-web-dark-color);
    line-height: 1.6;
    padding: 20px;
}

.r-web-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 20px;
    background-color: white;
    border-radius: var(--r-web-border-radius);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.r-web-h1 {
    text-align: center;
    margin-bottom: 20px;
    color: var(--r-web-primary-color);
}

.r-web-h1 span {
    display: inline-block;
    margin: 0 5px;
}

.r-web-description {
    text-align: center;
    margin-bottom: 30px;
    color: var(--r-web-secondary-color);
}

.r-web-upload-area {
    border: 2px dashed var(--r-web-secondary-color);
    border-radius: var(--r-web-border-radius);
    padding: 30px;
    text-align: center;
    margin-bottom: 30px;
    transition: all 0.3s;
    background-color: rgba(106, 140, 174, 0.05);
}

.r-web-upload-area:hover {
    border-color: var(--r-web-primary-color);
    background-color: rgba(106, 140, 174, 0.1);
}

.r-web-upload-area.r-web-active {
    border-color: var(--r-web-accent-color);
    background-color: rgba(255, 126, 95, 0.1);
}

.r-web-upload-icon {
    font-size: 48px;
    margin-bottom: 15px;
    color: var(--r-web-secondary-color);
}

.r-web-file-input {
    display: none;
}

.r-web-upload-btn {
    background-color: var(--r-web-primary-color);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: var(--r-web-border-radius);
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s;
    margin-top: 15px;
}

.r-web-upload-btn:hover {
    background-color: var(--r-web-secondary-color);
}

.r-web-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 30px;
    align-items: center;
    justify-content: center;
}

.r-web-control-group {
    display: flex;
    flex-direction: column;
    min-width: 250px;
}

.r-web-label {
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--r-web-primary-color);
}

.r-web-slider-container {
    display: flex;
    align-items: center;
    gap: 15px;
}

.r-web-slider {
    flex-grow: 1;
    -webkit-appearance: none;
    height: 8px;
    border-radius: 4px;
    background: #d1d5db;
    outline: none;
}

.r-web-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--r-web-accent-color);
    cursor: pointer;
}

.r-web-slider-value {
    min-width: 40px;
    text-align: center;
    font-weight: bold;
    color: var(--r-web-accent-color);
}

.r-web-compress-btn {
    background-color: var(--r-web-accent-color);
    color: white;
    border: none;
    padding: 8px 18px;
    border-radius: var(--r-web-border-radius);
    cursor: pointer;
    font-size: 16px;
    font-weight: bold;
    transition: all 0.3s;
    margin-top: auto;
}

.r-web-compress-btn:hover {
    background-color: #ff6a4f;
    transform: translateY(-2px);
}

.r-web-compress-btn:disabled {
    background-color: #cccccc;
    cursor: not-allowed;
    transform: none;
}

.r-web-results {
    display: none;
    margin-top: 30px;
    animation: r-web-fadeIn 0.5s ease-in-out;
}

@keyframes r-web-fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

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

.r-web-bulk-download-btn {
    background-color: var(--r-web-success-color);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: var(--r-web-border-radius);
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.r-web-bulk-download-btn:hover {
    background-color: #218838;
}

.r-web-results-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.r-web-results-table th, .r-web-results-table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #e0e0e0;
}

.r-web-results-table th {
    background-color: var(--r-web-primary-color);
    color: white;
}

.r-web-results-table tr:nth-child(even) {
    background-color: #f8f9fa;
}

.r-web-results-table tr:hover {
    background-color: #f1f3f5;
}

.r-web-file-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.r-web-file-icon {
    font-size: 24px;
}

.r-web-download-btn {
    background-color: var(--r-web-success-color);
    color: white;
    border: none;
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
    display: flex;
    align-items: center;
    gap: 5px;
}

.r-web-download-btn:hover {
    background-color: #218838;
}

.r-web-progress-container {
    width: 100%;
    background-color: #e0e0e0;
    border-radius: 4px;
    margin: 20px 0;
    display: none;
}

.r-web-progress-bar {
    height: 10px;
    border-radius: 4px;
    background-color: var(--r-web-accent-color);
    width: 0%;
    transition: width 0.3s;
}

.r-web-status {
    text-align: center;
    margin: 20px 0;
    font-weight: bold;
    color: var(--r-web-primary-color);
}

.r-web-preview-container {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 20px;
    justify-content: center;
}

.r-web-preview-item {
    width: 120px;
    text-align: center;
    position: relative;
}

.r-web-preview-image {
    width: 100%;
    height: 100px;
    object-fit: cover;
    border-radius: var(--r-web-border-radius);
    border: 1px solid #ddd;
}

.r-web-preview-name {
    margin-top: 5px;
    font-size: 12px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.r-web-preview-size {
    font-size: 11px;
    color: #666;
}

.r-web-remove-btn {
    position: absolute;
    top: -5px;
    right: -5px;
    background-color: #ff4444;
    color: white;
    border: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    font-size: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

@media (max-width: 768px) {
    .r-web-controls {
        flex-direction: column;
        align-items: stretch;
    }

    .r-web-control-group {
        width: 100%;
    }

    .r-web-results-table {
        display: block;
        overflow-x: auto;
    }

    .r-web-preview-item {
        width: 100px;
    }

    .r-web-results-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
}

/* Emoji styles */
.r-web-emoji {
    font-size: 1.2em;
    vertical-align: middle;
}