body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    color: #333;
}

.header {
    background-color: #fff;
    padding: 15px 20px;
    border-bottom: 1px solid #ddd;
    margin-bottom: 20px;
}

.user-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 800px;
    margin: 0 auto;
}

.logout-button {
    padding: 8px 16px;
    background-color: #dc3545;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-size: 14px;
    transition: background-color 0.3s;
}

.logout-button:hover {
    background-color: #c82333;
    text-decoration: none;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

h1 {
    font-size: 24px;
    margin-bottom: 20px;
}

ul {
    list-style-type: none;
    padding: 0;
}

li {
    margin: 10px 0;
    display: flex;
    align-items: center;
}

.icon {
    margin-right: 8px;
}

a {
    text-decoration: none;
    color: #0066cc;
}

a:hover {
    text-decoration: underline;
}

.directory-viewer ul {
    padding: 0;
    margin: 0;
}

.directory-viewer li.directory a {
    font-weight: bold;
}

.file-viewer pre {
    background-color: #fff;
    padding: 20px;
    border: 1px solid #ddd;
    overflow-x: auto;
    white-space: pre-wrap;
}

.back-button {
    display: inline-block;
    margin-bottom: 20px;
    padding: 10px 15px;
    background-color: #0066cc;
    color: #fff;
    text-decoration: none;
    border-radius: 5px;
}

.back-button:hover {
    background-color: #004d99;
}

.directory-tree {
    margin-bottom: 20px;
}

.zoom-out-button {
    margin-top: 10px;
    padding: 5px 10px;
    background-color: #0066cc;
    color: #fff;
    border: none;
    cursor: pointer;
    border-radius: 5px;
}

.zoom-out-button:hover {
    background-color: #004d99;
}

@media (max-width: 600px) {
    .container {
        padding: 10px;
    }

    h1 {
        font-size: 20px;
    }

    .back-button {
        padding: 8px 10px;
    }
}

.directory-link {
    font-size: 0.9em;
    color: #666;
    margin-left: 5px;
}

.directory-link a {
    color: #0066cc;
    text-decoration: none;
}

.directory-link a:hover {
    text-decoration: underline;
}

.directory .icon {
    color: #FFA500; /* Orange color for directory icons */
}

.file .icon {
    color: #4CAF50; /* Green color for file icons */
}

/* Pin functionality styles */
.pinned-tabs-section {
    background: white;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.pinned-tabs-section h2 {
    margin-top: 0;
    margin-bottom: 15px;
    color: #333;
}

.pinned-tabs-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.pinned-tab-item {
    display: flex;
    align-items: center;
    padding: 8px 12px;
    background: #f8f9fa;
    border-radius: 5px;
    border-left: 4px solid #0066cc;
}

.pinned-tab-link {
    flex: 1;
    margin-left: 8px;
    color: #0066cc;
    text-decoration: none;
}

.pinned-tab-link:hover {
    text-decoration: underline;
}

.pin-button {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 16px;
    padding: 4px 8px;
    border-radius: 4px;
    transition: all 0.2s;
    opacity: 0.6;
}

.pin-button:hover {
    opacity: 1;
    background: rgba(0, 102, 204, 0.1);
}

.pin-button.pinned {
    opacity: 1;
    color: #0066cc;
}

.file li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 0;
}

.file li .pin-button {
    margin-left: 10px;
    font-size: 14px;
    padding: 4px 6px;
}

.file li a {
    flex: 1;
    margin-right: 10px;
}

/* File viewer header styles */
.file-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.file-header h1 {
    margin: 0;
    flex: 1;
    cursor: pointer;
}

.file-header .pin-button {
    margin-left: 15px;
    font-size: 20px;
    padding: 8px 12px;
}

.file-actions {
    display: flex;
    gap: 10px;
    align-items: center;
}

.delete-button {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 20px;
    padding: 8px 12px;
    border-radius: 4px;
    transition: all 0.2s;
    opacity: 0.7;
}

.delete-button:hover {
    opacity: 1;
    background: rgba(220, 53, 69, 0.1);
    color: #dc3545;
}

.pdf-viewer {
    background: white;
    border: 1px solid #ddd;
    border-radius: 5px;
    overflow: hidden;
    margin-bottom: 20px;
}

.pdf-viewer iframe {
    display: block;
    width: 100%;
    height: 800px;
    border: none;
}

/* Actions bar styles */
.actions-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    gap: 15px;
}

.search-form {
    display: flex;
    gap: 10px;
    flex: 1;
}

.search-form input[type="text"] {
    flex: 1;
    padding: 10px;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 14px;
}

.search-form button {
    padding: 10px 15px;
    background-color: #0066cc;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
}

.search-form button:hover {
    background-color: #004d99;
}

.upload-button {
    padding: 10px 15px;
    background-color: #28a745;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-size: 14px;
    transition: background-color 0.3s;
}

.upload-button:hover {
    background-color: #218838;
    text-decoration: none;
}