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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    background: white;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
}

.header {
    background-image: linear-gradient(to right bottom, #b0bcc0, #b8c3c7, #bfcacd, #c7d1d4, #cfd8db, #cad4d6, #c5cfd2, #c0cbcd, #adbabb, #9ba9aa, #899899, #788888);
    color: black;
    font-family: "Roboto", sans-serif;
    padding: 30px;
    text-align: center;
}

.header h1 {
    font-family: "Roboto", sans-serif;
    font-size: 28px;
    margin-bottom: 10px;
}

.config-section {
    padding: 30px;
    background: #f8f9fa;
    border-bottom: 1px solid #dee2e6;
}

.config-section h2 {
    font-size: 18px;
    margin-bottom: 20px;
    color: #333;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
    color: #555;
    font-size: 14px;
}

.form-group input {
    width: 100%;
    padding: 12px;
    border: 2px solid #dee2e6;
    border-radius: 6px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: #0078d4;
}

.form-group small {
    display: block;
    margin-top: 5px;
    color: #6c757d;
    font-size: 12px;
}

.btn {
    background: linear-gradient(135deg, #0078d4 0%, #005a9e 100%);
    color: white;
    border: none;
    padding: 12px 30px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 120, 212, 0.3);
}

.btn:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
}

.browser-section {
    padding: 30px;
}

.breadcrumb {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    padding: 12px;
    background: #f8f9fa;
    border-radius: 6px;
    flex-wrap: wrap;
}

.breadcrumb-item {
    color: #0078d4;
    cursor: pointer;
    font-size: 14px;
    padding: 4px 8px;
    border-radius: 4px;
    transition: background 0.2s;
}

.breadcrumb-item:hover {
    background: #e9ecef;
}

.breadcrumb-separator {
    margin: 0 8px;
    color: #6c757d;
}

.item-list {
    border: 1px solid #dee2e6;
    border-radius: 6px;
    overflow: hidden;
}

.item {
    display: flex;
    align-items: center;
    padding: 15px;
    border-bottom: 1px solid #dee2e6;
    cursor: pointer;
    transition: background 0.2s;
}

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

.item:hover {
    background: #f8f9fa;
}

.item-icon {
    font-size: 24px;
    margin-right: 15px;
    width: 30px;
    text-align: center;
}

.item-info {
    flex: 1;
}

.item-name {
    font-weight: 600;
    color: #333;
    margin-bottom: 4px;
}

.item-meta {
    font-size: 12px;
    color: #6c757d;
}

.item-actions {
    display: flex;
    gap: 10px;
}

.item-actions button {
    padding: 6px 12px;
    font-size: 12px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-download {
    background: #28a745;
    color: white;
}

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

.btn-copy {
    background: #17a2b8;
    color: white;
}

.btn-copy:hover {
    background: #138496;
}

.loading {
    text-align: center;
    padding: 40px;
    color: #6c757d;
}

.error {
    background: #f8d7da;
    color: #721c24;
    padding: 15px;
    border-radius: 6px;
    margin-bottom: 20px;
    border: 1px solid #f5c6cb;
}

.error.success {
    background: #d4edda;
    color: #155724;
    border-color: #c3e6cb;
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: #6c757d;
}

.empty-state-icon {
    font-size: 64px;
    margin-bottom: 20px;
    opacity: 0.5;
}

.hidden {
    display: none;
}