/* PyQuest Topic Tabs Styles */

.topic-tab {
    flex: 1;
    border: none;
    padding: 10px 16px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    background: transparent;
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.topic-tab:hover {
    background: rgba(108, 99, 255, 0.08);
    color: var(--primary);
}

.topic-tab.active {
    background: white;
    color: var(--primary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

/* Lesson Content Styles */
.lesson-content h2 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-top: 2rem;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #f0f0f5;
}

.lesson-content h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

.lesson-content p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.lesson-content code {
    background: #f3f4f6;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.9em;
    color: #6C63FF;
}

.lesson-content pre {
    background: #1e1e2e;
    color: #e0e0e0;
    padding: 16px 20px;
    border-radius: 10px;
    font-size: 0.85rem;
    line-height: 1.7;
    overflow-x: auto;
    margin: 12px 0 16px;
}

.lesson-content pre code {
    background: transparent;
    color: inherit;
    padding: 0;
}

.lesson-content .output-box {
    background: #f0fdf4;
    border-left: 4px solid #00C9A7;
    padding: 10px 16px;
    border-radius: 0 8px 8px 0;
    margin: -8px 0 16px;
    font-family: monospace;
    font-size: 0.85rem;
    color: #065f46;
}

.lesson-content .think-box {
    background: #FEF9C3;
    border-left: 4px solid #CA8A04;
    padding: 12px 16px;
    border-radius: 0 8px 8px 0;
    margin: 16px 0;
    font-size: 0.9rem;
}

.lesson-content .mistake-box {
    background: #FEF2F2;
    border-left: 4px solid #DC2626;
    padding: 12px 16px;
    border-radius: 0 8px 8px 0;
    margin: 8px 0;
    font-size: 0.85rem;
}

.lesson-content .key-point {
    background: #EFF6FF;
    border-left: 4px solid #6C63FF;
    padding: 12px 16px;
    border-radius: 0 8px 8px 0;
    margin: 8px 0;
    font-size: 0.9rem;
}

.lesson-content ul, .lesson-content ol {
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

.lesson-content li {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

/* Exercise navigation buttons */
.exercise-nav-btn {
    border: none;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.exercise-nav-btn:hover {
    transform: scale(1.05);
}

.topic-view {
    padding: 24px;
    background: white;
    border-radius: 16px;
    border: 1px solid #e8eaf0;
}