body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-family);
    margin: 0;
    padding: 0;
}

/* Styles for Upload Page */
.container.upload-page {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    max-width: 600px;
    width: 100%;
    padding: 2rem;
    text-align: center;
    margin: 0 auto; /* Center the container */
}

/* Styles for Viewer Page */
.container.viewer-page {
    max-width: 1000px;
    margin: 20px auto;
    padding: 20px;
}

header h1 {
    font-size: 2.5rem;
    color: var(--header-color);
}

header p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

#drop-zone {
    border: 2px dashed var(--border-color);
    border-radius: 10px;
    padding: 3rem;
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

#drop-zone.dragover {
    background-color: rgba(var(--primary-color-rgb), 0.1);
    border-color: var(--primary-color);
}

#drop-zone i {
    font-size: 4rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

#file-preview {
    display: none;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    margin-top: 1rem;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

#remove-file-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--error-color);
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: background-color 0.2s ease;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    margin-top: 1.5rem;
}

.btn-primary:disabled {
    background-color: var(--text-muted);
    cursor: not-allowed;
}

#upload-progress-container {
    width: 100%;
    background-color: var(--border-color);
    border-radius: 4px;
    margin-top: 1.5rem;
    overflow: hidden;
}

#upload-progress-bar {
    width: 0;
    height: 10px;
    background-color: var(--success-color);
    transition: width 0.3s ease;
}

#status-message {
    margin-top: 1rem;
    font-size: 1rem;
}

#status-message a {
    color: var(--link-color);
    font-weight: 500;
}

/* Viewer specific styles */
.viewer-container {
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: var(--card-shadow);
    padding: 20px;
    min-height: 600px; /* Keep a minimum height */
    overflow: auto;
    margin-top: 20px;
}

.viewer-content img {
    max-width: 100%;
    max-height: 80vh; /* Limit height to 80% of viewport height */
    height: auto;
    display: block;
    margin: 0 auto;
    object-fit: contain; /* Ensure the entire image is visible within its bounds */
}

.viewer-content table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

.viewer-content th, .viewer-content td {
    border: 1px solid var(--border-color);
    padding: 8px;
    text-align: left;
}

.viewer-content th {
    background-color: var(--bg-color);
}

.viewer-content pre {
    background-color: var(--bg-color);
    padding: 10px;
    border-radius: 5px;
    overflow-x: auto;
}

/* File List Section */
#file-list-section {
    margin-top: 3rem;
    text-align: left;
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--card-shadow);
}

#file-list-section h2 {
    font-size: 1.8rem;
    color: var(--header-color);
    margin-bottom: 1.5rem;
    text-align: center;
}

.file-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.file-list li {
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    margin-bottom: 10px;
    padding: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color 0.2s ease;
}

.file-list li:hover {
    background-color: rgba(var(--primary-color-rgb), 0.05);
}

.file-list li a {
    text-decoration: none;
    color: var(--text-color);
    flex-grow: 1;
    font-weight: 500;
}

.file-list li a:hover {
    color: var(--primary-color);
}

.delete-btn {
    background-color: var(--error-color);
    color: white;
    border: none;
    border-radius: 5px;
    padding: 8px 12px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background-color 0.2s ease;
}

.delete-btn:hover {
    background-color: #c82333; /* Darker red */
}