/* ============================================
   Online Courses Styles
   ============================================ */

/* Course Cards (Index Page) */
.course-card {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border-radius: 12px;
}

.course-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12) !important;
}

.course-card-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(var(--bs-primary-rgb), 0.1), rgba(var(--bs-primary-rgb), 0.05));
    display: flex;
    align-items: center;
    justify-content: center;
}

.course-card-icon i {
    font-size: 28px;
    color: var(--bs-primary);
}

.course-card-meta .badge {
    font-weight: 400;
    font-size: 0.75rem;
    padding: 0.35em 0.65em;
}

.course-card-price {
    border-top: 1px solid #e9ecef;
    padding-top: 0.75rem;
}

/* Course Meta Bar (Course Page) */
.course-meta-bar {
    border-top: 3px solid var(--bs-primary);
}

.course-meta-item {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: 0.9rem;
}

.course-meta-item i {
    font-size: 1.1rem;
}

/* Curriculum Accordion */
.curriculum-accordion .accordion-item {
    border-color: #e9ecef;
}

.curriculum-accordion .accordion-button {
    background-color: #f8f9fa;
    padding: 1rem 1.25rem;
    font-size: 1.05rem;
}

.curriculum-accordion .accordion-button:not(.collapsed) {
    background-color: rgba(var(--bs-primary-rgb), 0.05);
    color: var(--bs-primary);
    box-shadow: none;
}

.curriculum-accordion .accordion-button:focus {
    box-shadow: none;
    border-color: rgba(var(--bs-primary-rgb), 0.25);
}

.curriculum-module-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    min-width: 32px;
    border-radius: 50%;
    background: var(--bs-primary);
    color: #fff;
    font-size: 0.85rem;
    font-weight: 700;
}

.accordion-button.collapsed .curriculum-module-number {
    background: #dee2e6;
    color: #495057;
}

.curriculum-lesson {
    padding-left: 0.5rem;
}

.curriculum-lesson-number {
    min-width: 24px;
    font-size: 0.9rem;
}

/* Section padding helper */
.section-padding {
    padding-top: 4rem;
    padding-bottom: 4rem;
}

/* Responsive */
@media (max-width: 767.98px) {
    .course-meta-bar .row {
        gap: 0.25rem;
    }

    .course-meta-item {
        font-size: 0.8rem;
        padding: 0.15rem 0.35rem;
    }

    .curriculum-accordion .accordion-button {
        font-size: 0.95rem;
        padding: 0.75rem 1rem;
    }

    .curriculum-module-number {
        width: 28px;
        height: 28px;
        min-width: 28px;
        font-size: 0.75rem;
    }
}