/* Custom styles for QSMR Document Comparison Tool */

/* Tab styling */
.tab-btn {
    padding: 0.75rem 0.75rem 0.4rem;
    font-size: 0.8rem;
    font-weight: 500;
    color: #6b7280;
    border-bottom: 2px solid transparent;
}

.tab-btn:hover {
    color: #374151;
    border-bottom-color: #d1d5db;
}

.active-tab {
    color: #1d4ed8;
    border-bottom-color: #3b82f6;
}

/* Progress indicators */
.step-pending {
    background-color: #e5e7eb;
}

.step-in-progress {
    background-color: #f59e0b;
}

.step-completed {
    background-color: #10b981;
}

/* Document viewer */
#documentFrame {
    min-height: 500px;
}

/* Markdown styling */
.tab-content {
    line-height: 1.4;
    font-size: 0.9rem;
    transition: opacity 0.2s ease-in-out;
    opacity: 1;
}

.tab-content h2 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-top: 0.75rem;
    margin-bottom: 0.75rem;
    color: #1d4ed8;
}

.tab-content h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-top: 0.5rem;
    margin-bottom: 0.5rem;
}

.tab-content ul, .tab-content ol {
    padding-left: 1.25rem;
    margin-bottom: 0.75rem;
}

.tab-content ul {
    list-style-type: disc;
}

.tab-content ol {
    list-style-type: decimal;
}

.tab-content li {
    margin-bottom: 0.25rem;
}

.tab-content p {
    margin-bottom: 0.75rem;
}

.tab-content strong, .tab-content b {
    font-weight: 600;
}

.tab-content em, .tab-content i {
    font-style: italic;
}

.tab-content code {
    font-family: monospace;
    background-color: #f3f4f6;
    padding: 0.1rem 0.2rem;
    border-radius: 0.25rem;
    font-size: 0.85rem;
}

/* Scrollbar styling */
.tab-content::-webkit-scrollbar {
    width: 6px;
}

.tab-content::-webkit-scrollbar-track {
    background: #f1f5f9;
    border-radius: 10px;
}

.tab-content::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 10px;
}

.tab-content::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* Progress bar animation */
#progressBar {
    transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .tab-btn {
        padding: 0.25rem 0.5rem;
        font-size: 0.75rem;
    }
}