/* Courses Page Specific Styles */

/* Page Header */
.page-header {
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    color: white;
    text-align: center;
    padding: 120px 0 80px;
    margin-top: 70px;
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 20px;
}

.page-header p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto;
    opacity: 0.9;
}

/* Courses Filter Section */
.courses-filter {
    background-color: var(--light-color);
    padding: 40px 0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.filter-container {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    align-items: center;
    justify-content: space-between;
}

.search-box {
    flex: 1;
    min-width: 300px;
    position: relative;
}

.search-box i {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-color);
}

.search-box input {
    width: 100%;
    padding: 15px 20px 15px 50px;
    border-radius: 50px;
    border: 1px solid var(--light-gray);
    font-size: 1rem;
    font-family: 'Roboto', sans-serif;
    transition: var(--transition);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.2);
}

.filter-options {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    align-items: center;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.filter-group label {
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--dark-color);
}

.filter-group select {
    padding: 12px 20px;
    border-radius: 8px;
    border: 1px solid var(--light-gray);
    background-color: white;
    font-family: 'Roboto', sans-serif;
    font-size: 1rem;
    color: var(--dark-color);
    cursor: pointer;
    transition: var(--transition);
    min-width: 180px;
}

.filter-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.2);
}

/* Courses Listing */
.courses-listing {
    padding: 80px 0;
}

.courses-listing .courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 40px 30px;
    margin-bottom: 60px;
}

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

.course-card-full:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

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

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

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

.course-category-full {
    position: absolute;
    top: 15px;
    left: 15px;
    background-color: var(--accent-color);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.course-price {
    position: absolute;
    top: 15px;
    right: 15px;
    background-color: var(--primary-color);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.course-content-full {
    padding: 25px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.course-content-full h3 {
    font-size: 1.4rem;
    margin-bottom: 10px;
    line-height: 1.4;
}

.course-content-full p {
    color: var(--gray-color);
    margin-bottom: 20px;
    font-size: 0.95rem;
    flex-grow: 1;
}

.course-meta-full {
    display: flex;
    justify-content: space-between;
    margin-bottom: 20px;
    font-size: 0.9rem;
    color: var(--gray-color);
}

.course-meta-full i {
    margin-right: 5px;
    color: var(--primary-color);
}

.course-instructor {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--light-gray);
}

.course-instructor img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    margin-right: 10px;
    object-fit: cover;
}

.course-instructor span {
    font-weight: 500;
    color: var(--dark-color);
}

.course-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
}

.course-rating {
    color: #ffc107;
    font-size: 0.9rem;
}

.course-rating span {
    color: var(--gray-color);
    margin-left: 5px;
}

.no-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
}

.no-results i {
    font-size: 4rem;
    color: var(--light-gray);
    margin-bottom: 20px;
}

.no-results h3 {
    font-size: 1.8rem;
    margin-bottom: 10px;
    color: var(--dark-color);
}

.no-results p {
    color: var(--gray-color);
    max-width: 500px;
    margin: 0 auto;
}

.load-more {
    text-align: center;
}

.load-more .btn {
    padding: 15px 40px;
    font-size: 1.1rem;
}

/* Newsletter Section */
.newsletter {
    background-color: var(--light-color);
    padding: 80px 0;
    text-align: center;
}

.newsletter h2 {
    font-size: 2.2rem;
    margin-bottom: 20px;
    color: var(--dark-color);
}

.newsletter p {
    color: var(--gray-color);
    max-width: 700px;
    margin: 0 auto 30px;
    font-size: 1.1rem;
}

.newsletter-form {
    display: flex;
    max-width: 500px;
    margin: 0 auto 20px;
    gap: 10px;
}

.newsletter-form input {
    flex-grow: 1;
    padding: 15px 20px;
    border-radius: 50px;
    border: 1px solid var(--light-gray);
    font-size: 1rem;
    font-family: 'Roboto', sans-serif;
    transition: var(--transition);
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.2);
}

.newsletter-note {
    font-size: 0.9rem;
    color: var(--gray-color);
    margin-top: 20px;
}

/* Responsive Styles for Courses Page */
@media (max-width: 992px) {
    .filter-container {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-box {
        min-width: 100%;
    }
    
    .filter-options {
        justify-content: center;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .newsletter-form input,
    .newsletter-form button {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .page-header {
        padding: 100px 0 60px;
    }
    
    .page-header h1 {
        font-size: 2.5rem;
    }
    
    .courses-listing .courses-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 30px;
    }
    
    .course-card-footer {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start;
    }
}

@media (max-width: 576px) {
    .page-header h1 {
        font-size: 2rem;
    }
    
    .page-header p {
        font-size: 1rem;
    }
    
    .filter-options {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-group select {
        width: 100%;
    }
    
    .newsletter h2 {
        font-size: 1.8rem;
    }
}