/* ============================================
   FREE MODULE / COURSE PAGE STYLES
   Digital Learning Page - Free Access
   Reuses catalog.css for main components
   ============================================ */

/* ============================================
   COURSE HEADER ACTIONS (Catalog Style)
   ============================================ */
.course-header-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.btn-start-learning {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--accent-gradient);
    color: var(--white);
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 600;
    padding: 1rem 2rem;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
    border: none;
    cursor: pointer;
}

.btn-start-learning:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.btn-download-pdf {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--white);
    color: var(--gray-700);
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 600;
    padding: 1rem 2rem;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    border: 2px solid var(--gray-200);
    cursor: pointer;
}

.btn-download-pdf:hover {
    border-color: var(--accent-purple);
    color: var(--accent-purple);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

/* ============================================
   COURSE PREVIEW SECTION
   ============================================ */
.play-button-large {
    width: 100px;
    height: 100px;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-xl);
    cursor: pointer;
    transition: all var(--transition-base);
}

.play-button-large:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-glow);
}

.play-button-large::after {
    content: '';
    width: 0;
    height: 0;
    border-left: 25px solid var(--accent-purple);
    border-top: 15px solid transparent;
    border-bottom: 15px solid transparent;
    margin-left: 8px;
}

/* ============================================
   MAIN LEARNING SECTION (Catalog Card Style)
   ============================================ */
.learning-container-catalog {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 2rem;
    align-items: start;
}

/* Module List within Product Card */
.module-item-catalog {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    padding: 1rem;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 1px solid transparent;
}

.module-item-catalog:hover {
    background: var(--gray-50);
    border-color: var(--gray-200);
}

.module-item-catalog.active {
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
    border-color: var(--accent-purple);
}

/* ============================================
   LEARNING OUTCOMES SECTION
   ============================================ */
.outcomes-section {
    padding: var(--section-padding) 0;
    background: var(--white);
}

.outcomes-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section-header-centered {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 3rem;
}

.section-header-title {
    font-size: 2.25rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
    color: var(--gray-900);
}

.section-header-subtitle {
    font-size: 1.1rem;
    color: var(--gray-600);
}

.outcomes-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    max-width: 800px;
    margin: 0 auto;
}

.outcome-card {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--gray-50);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
}

.outcome-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-purple);
}

.outcome-icon {
    width: 48px;
    height: 48px;
    background: var(--accent-gradient);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.outcome-content {
    flex: 1;
}

.outcome-title {
    font-family: var(--font-primary);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 0.375rem;
}

.outcome-description {
    font-size: 0.95rem;
    color: var(--gray-600);
    line-height: 1.5;
}

/* ============================================
   TARGET USER SECTION
   ============================================ */
.target-section {
    padding: var(--section-padding) 0;
    background: var(--gray-50);
}

.target-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.target-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.target-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-xl);
    text-align: center;
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
}

.target-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.target-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    transition: all var(--transition-base);
}

.target-card:hover .target-icon {
    background: var(--accent-gradient);
    color: var(--white);
    transform: scale(1.1);
}

.target-title {
    font-family: var(--font-primary);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.75rem;
}

.target-description {
    font-size: 0.95rem;
    color: var(--gray-600);
    line-height: 1.6;
}

/* ============================================
   RELATED MODULES SECTION
   ============================================ */
.related-section {
    padding: var(--section-padding) 0;
    background: var(--white);
    border-top: 1px solid var(--gray-200);
}

.related-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

/* Reuse product card styles from catalog.css */
.related-section .product-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
    position: relative;
    display: flex;
    flex-direction: column;
}

.related-section .product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.related-section .product-badge.free {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: var(--white);
    font-family: var(--font-primary);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-md);
    z-index: 10;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
    .course-header-container {
        gap: 3rem;
    }
    
    .course-title {
        font-size: 2.25rem;
    }
    
    .learning-container {
        grid-template-columns: 280px 1fr;
        gap: 1.5rem;
    }
    
    .related-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .target-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .course-header {
        padding: 8rem 0 2rem;
    }
    
    .course-header-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .course-header-content {
        max-width: 100%;
    }
    
    .course-title {
        font-size: 1.875rem;
    }
    
    .course-header-actions {
        justify-content: center;
    }
    
    .learning-container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .module-sidebar {
        position: relative;
        top: 0;
        order: -1;
    }
    
    .module-list {
        flex-direction: row;
        overflow-x: auto;
        padding: 0.75rem;
        gap: 0.5rem;
    }
    
    .module-item {
        min-width: 200px;
        flex-shrink: 0;
    }
    
    .outcomes-grid {
        grid-template-columns: 1fr;
    }
    
    .target-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .related-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .content-viewer-header {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 480px) {
    .course-title {
        font-size: 1.5rem;
    }
    
    .course-header-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .btn-start-learning,
    .btn-download-pdf {
        width: 100%;
        justify-content: center;
    }
    
    .related-grid {
        grid-template-columns: 1fr;
        max-width: 320px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .module-item {
        min-width: 160px;
    }
    
    .content-viewer-body {
        padding: 1.5rem;
    }
    
    .pdf-viewer-placeholder {
        padding: 2rem 1rem;
    }
}