body {
    font-family: 'Inter', sans-serif;
}

.main-card {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    border: 1px solid #e5e7eb;
}

/* Tab Styles */
.tab-btn {
    transition: all 0.3s ease;
    text-decoration: none;
}

.tab-btn.active {
    border-color: #3b82f6;
    background-color: #eff6ff;
    color: #2563eb;
    font-weight: 600;
}

.tab-btn:hover {
    background-color: #f9fafb;
}

/* Tab Content Transitions */
#tab_content {
    transition: opacity 0.3s ease-in-out;
}

#tab_loading {
    transition: opacity 0.2s ease-in-out;
}

.gemini-btn {
    background-color: #1e40af;
}

.gemini-btn:hover {
    background-color: #1c3d9a;
}

.gemini-btn:disabled {
    background-color: #9ca3af;
    cursor: not-allowed;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.loader {
    border: 4px solid rgba(0, 0, 0, .1);
    border-left-color: #3b82f6;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

/* Styling for Gemini Output */
#gemini_output ul {
    list-style-type: disc;
    padding-left: 20px;
    margin-top: 8px;
    margin-bottom: 8px;
}

#gemini_output li {
    margin-bottom: 4px;
}

#gemini_output strong {
    font-weight: 600;
    color: #1e3a8a;
}

#gemini_output h1,
#gemini_output h2,
#gemini_output h3,
#gemini_output h4,
#gemini_output h5,
#gemini_output h6 {
    font-weight: 600;
    color: #1e3a8a;
    margin-top: 16px;
    margin-bottom: 8px;
}

#gemini_output p {
    margin-bottom: 8px;
    line-height: 1.6;
}

#gemini_output ol {
    list-style-type: decimal;
    padding-left: 20px;
    margin-top: 8px;
    margin-bottom: 8px;
}

#gemini_output blockquote {
    border-left: 4px solid #3b82f6;
    padding-left: 16px;
    margin: 16px 0;
    font-style: italic;
    color: #4b5563;
}

#gemini_output code {
    background-color: #f3f4f6;
    padding: 2px 4px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 0.875em;
}

#gemini_output pre {
    background-color: #f3f4f6;
    padding: 12px;
    border-radius: 6px;
    overflow-x: auto;
    margin: 12px 0;
}

#gemini_output pre code {
    background-color: transparent;
    padding: 0;
}