/* 
* Microsoft365-Trainer
* Kursübersicht Stylesheet 
*/

/* Banner Styles */
.course-banner {
    background: linear-gradient(135deg, var(--primary-lighter) 0%, var(--secondary-lighter) 100%);
    padding: 8rem 0 4rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.course-banner::before {
    content: '';
    position: absolute;
    top: -10%;
    right: -10%;
    width: 60%;
    height: 80%;
    background: radial-gradient(circle, var(--accent-light) 0%, transparent 70%);
    opacity: 0.7;
    z-index: 0;
}

.course-banner::after {
    content: '';
    position: absolute;
    bottom: -10%;
    left: -10%;
    width: 60%;
    height: 80%;
    background: radial-gradient(circle, var(--primary-light) 0%, transparent 70%);
    opacity: 0.7;
    z-index: 0;
}

.course-banner h1 {
    font-size: 2.8rem;
    color: var(--dark);
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.course-banner p {
    font-size: 1.2rem;
    color: var(--dark-light);
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

/* Filter Section */
.filter-section {
    background-color: var(--white);
    padding: 2rem 0;
    box-shadow: var(--shadow-small);
    position: relative;
    z-index: 10;
}

.filter-form {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    align-items: flex-end;
}

.filter-group {
    flex: 1;
    min-width: 200px;
}

.filter-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--dark);
}

.filter-group select,
.filter-group input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius-m);
    font-size: 1rem;
    transition: var(--transition);
}

.filter-group select:focus,
.filter-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.search-group {
    flex: 2;
}

.filter-actions {
    display: flex;
    gap: 0.75rem;
}

/* Results Summary */
.results-summary {
    padding: 1.5rem 0;
    background-color: var(--light);
}

.results-summary .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.summary-info {
    color: var(--dark-light);
}

.view-toggle {
    display: flex;
    gap: 0.5rem;
}

.view-btn {
    background: none;
    border: 1px solid var(--light-gray);
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-s);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.view-btn:hover, 
.view-btn.active {
    background-color: var(--primary-lighter);
    border-color: var(--primary);
    color: var(--primary);
}

/* Courses Section */
.courses-section {
    padding: 3rem 0 5rem;
}

.category-section {
    margin-bottom: 3rem;
}

.category-title {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--dark);
    position: relative;
    padding-bottom: 0.5rem;
}

.category-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background-color: var(--primary);
    border-radius: 1.5px;
}

.course-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.course-card {
    background-color: var(--white);
    border-radius: var(--border-radius-m);
    box-shadow: var(--shadow-small);
    overflow: hidden;
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.course-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.course-image {
    height: 200px;
    position: relative;
}

.course-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.course-card:hover .course-image img {
    transform: scale(1.05);
}

.course-level {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background-color: var(--primary);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-s);
    font-size: 0.8rem;
    font-weight: 600;
}

.course-content {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.course-title {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
    color: var(--dark);
    transition: var(--transition);
}

.course-card:hover .course-title {
    color: var(--primary);
}

.course-description {
    color: var(--dark-light);
    margin-bottom: 1.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.course-meta {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.meta-detail {
    display: flex;
    align-items: center;
    color: var(--dark-light);
    font-size: 0.9rem;
}

.meta-detail i {
    margin-right: 0.5rem;
    color: var(--primary);
}

.course-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid var(--light-gray);
    margin-top: auto;
}

.course-price {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--dark);
}

/* List Layout */
.courses-grid.list-layout .course-cards {
    grid-template-columns: 1fr;
}

.courses-grid.list-layout .course-card {
    flex-direction: row;
    height: auto;
}

.courses-grid.list-layout .course-image {
    width: 300px;
    height: auto;
    min-height: 220px;
    flex-shrink: 0;
}

.courses-grid.list-layout .course-content {
    padding: 1.5rem 2rem;
}

.courses-grid.list-layout .course-description {
    -webkit-line-clamp: 2;
}

/* No Courses */
.no-courses {
    background-color: var(--white);
    border-radius: var(--border-radius-m);
    padding: 3rem;
    text-align: center;
    box-shadow: var(--shadow-small);
}

.no-courses h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--dark);
}

.no-courses p {
    color: var(--dark-light);
    max-width: 600px;
    margin: 0 auto 2rem;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--white);
    padding: 4rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before, 
.cta-section::after {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    z-index: 0;
}

.cta-section::before {
    top: -150px;
    left: -150px;
}

.cta-section::after {
    bottom: -150px;
    right: -150px;
}

.cta-section h2 {
    font-size: 2.2rem;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.cta-section p {
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto 2rem;
    opacity: 0.9;
    position: relative;
    z-index: 1;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    position: relative;
    z-index: 1;
}

.cta-section .btn-outline {
    border-color: var(--white);
    color: var(--white);
}

.cta-section .btn-outline:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

/* Media Queries */
@media (max-width: 992px) {
    .course-banner h1 {
        font-size: 2.4rem;
    }
    
    .filter-form {
        flex-direction: column;
        gap: 1rem;
    }
    
    .filter-group {
        width: 100%;
    }
    
    .filter-actions {
        width: 100%;
    }
    
    .courses-grid.list-layout .course-card {
        flex-direction: column;
    }
    
    .courses-grid.list-layout .course-image {
        width: 100%;
        height: 200px;
    }
}

@media (max-width: 768px) {
    .course-banner {
        padding: 7rem 0 3rem;
    }
    
    .course-banner h1 {
        font-size: 2rem;
    }
    
    .course-banner p {
        font-size: 1rem;
    }
    
    .results-summary .container {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
}

@media (max-width: 576px) {
    .course-banner {
        padding: 7rem 0 3rem;
    }
    
    .course-banner h1 {
        font-size: 1.8rem;
    }
    
    .category-title {
        font-size: 1.5rem;
    }
    
    .no-courses {
        padding: 2rem 1rem;
    }
    
    .cta-section h2 {
        font-size: 1.8rem;
    }
}