/* Courses-specific styles */
.courses-page h1 {
    margin-bottom: 2rem;
    color: #1f2937;
}

.back-link {
    display: inline-block;
    margin-bottom: 2rem;
    color: #6b7280;
    text-decoration: none;
}

.back-link:hover {
    color: #2563eb;
    text-decoration: underline;
}

.course-detail-page {
    background-color: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.course-header {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid #e5e7eb;
}

.course-header h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #1f2937;
}

.course-meta {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.course-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
}

.course-description h3 {
    margin-bottom: 1rem;
    color: #374151;
}

.course-description p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #4b5563;
}

.course-actions-panel {
    background-color: #f9fafb;
    padding: 1.5rem;
    border-radius: 10px;
}

.action-group {
    margin-bottom: 2rem;
}

.action-group h3 {
    margin-bottom: 1rem;
    color: #374151;
}

.action-group p {
    margin-bottom: 1rem;
    color: #6b7280;
}

.progress-display {
    background-color: white;
    padding: 1rem;
    border-radius: 8px;
    border: 1px solid #e5e7eb;
}

.auth-prompt {
    background-color: #eff6ff;
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid #dbeafe;
    margin-top: 2rem;
}

.auth-prompt p {
    color: #1e40af;
}

.auth-prompt a {
    color: #2563eb;
    font-weight: 600;
    text-decoration: none;
}

.auth-prompt a:hover {
    text-decoration: underline;
}

/* Progress page */
.progress-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.progress-item {
    background-color: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.progress-header h3 {
    margin: 0;
    color: #1f2937;
}

.progress-percentage {
    font-size: 1.5rem;
    font-weight: bold;
    color: #2563eb;
}

.progress-details {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
}

.progress-details span {
    color: #6b7280;
}

.btn-update-progress {
    background: none;
    border: 1px solid #d1d5db;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    color: #4b5563;
    transition: background-color 0.3s;
}

.btn-update-progress:hover {
    background-color: #f3f4f6;
}

/* Available courses */
.available-courses {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 2px solid #e5e7eb;
}

.available-courses h2 {
    margin-bottom: 1.5rem;
    color: #1f2937;
}

.available-courses .courses-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
}

.course-card.small {
    text-align: center;
}

.course-card.small h4 {
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.btn-start-course {
    width: 100%;
    margin-top: 1rem;
    background-color: #2563eb;
    color: white;
    border: none;
    padding: 0.75rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
}

.btn-start-course:hover {
    background-color: #1d4ed8;
}

/* Favorites page */
.btn-remove-favorite {
    background: none;
    border: 1px solid #fca5a5;
    color: #dc2626;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.btn-remove-favorite:hover {
    background-color: #fef2f2;
}