/* Base styles and variables */
:root {
    --section-padding: clamp(2rem, 5vw, 4rem);
    --container-max-width: 1200px;
    --card-gap: clamp(1rem, 2vw, 1.5rem);
    --card-padding: clamp(1.5rem, 3vw, 2rem);
}

/* Section Container */
.courses-section {
    background-image: radial-gradient(circle at 10% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 20%),
                     radial-gradient(circle at 90% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 20%);
    padding: var(--section-padding);
    min-height: auto;
    width: 100%;
}

.section-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1rem;
}

/* Section Header */
.section-header {
    margin-bottom: clamp(2rem, 4vw, 3rem);
}

.section-subtitle {
    font-size: 0.875rem;
    font-weight: 500;
    color: rgb(45, 58, 193);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.section-heading {
    font-size: clamp(1.75rem, 4vw, 2.625rem);
    font-weight: 700;
    color: #1a1a1a;
    line-height: 1.2;
}

/* Courses Grid */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
    gap: var(--card-gap);
    margin-bottom: 2rem;
}

/* Course Card Styles */
.activity-card {
    min-width: calc(25% - 15px);
    background: white;
    border-radius: 20px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transform: translateX(0);
    transition: transform 0.5s ease-in-out;
    position: relative;
}

.activity-card:hover {
    transform: translateY(-5px);
}

.gcse-section .activity-card:hover {
    transform: translateY(-5px);
}

.e11plus-section .activity-card:hover {
    transform: translateY(-5px);
}

/* Larger Icon Circle */
.icon-circle {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    background: rgba(45, 58, 193, 0.05);
    transition: transform 0.3s ease;
}

.icon-circle i {
    font-size: 3.5rem; /* Increased icon size */
}

.activity-card:hover .icon-circle {
    transform: scale(1.05);
}

/* Course Type Badge */
.course-type {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: capitalize;
}

/* Course Type Background Colors */
.course-type.intensive-bg {
    background-color: #FEF3C7;
    color: #D97706;
}


.course-type.mastery-bg {
    background-color: #DBEAFE;
    color: #2563EB;
}

.course-type.foundation-bg {
    background-color: #D1FAE5;
    color: #059669;
}

.course-type.advanced-bg {
    background-color: #F5D0FE;
    color: #C026D3;
}

.course-type.tuition-bg {
    background-color: #FEE2E2;
    color: #DC2626;
}

/* Course Title */
.activity-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: #1F2937;
    margin: 1rem 0;
    min-height: 3rem;
    line-height: 1.4;
}

/* Course Price */
.course-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: #2D3AC1;
    margin: 1rem 0;
}

/* Learn More Button */
.learn-more-btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: #2D3AC1;
    color: white;
    border-radius: 8px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
}

.learn-more-btn:hover {
    background-color: #232D99;
    transform: translateY(-2px);
}

/* Carousel Dots */
.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background-color: rgba(45, 58, 193, 0.3);
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot.active {
    width: 1.5rem;
    border-radius: 0.25rem;
    background-color: rgb(45, 58, 193);
}

/* No Courses Message */
.no-courses {
    text-align: center;
    color: #666;
    padding: 2rem;
    grid-column: 1 / -1;
}

/* Carousel Container */
.carousel-container {
    position: relative;
    width: 100%;
    margin: 2rem 0;
}

.carousel-wrapper {
    overflow: hidden;
    margin: 0 3rem;
}

.carousel {
    display: flex;
    gap: var(--card-gap);
    transition: transform 0.5s ease-in-out;
    will-change: transform;
}

/* Navigation Buttons */
.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background: #2d3ac1;
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 10;
    box-shadow: 0 4px 12px rgba(45, 58, 193, 0.2);
}

.carousel-nav:hover {
    background: #232d99;
    transform: translateY(-50%) scale(1.1);
}

.carousel-nav.prev {
    left: 0;
}

.carousel-nav.next {
    right: 0;
}

.carousel-nav i {
    font-size: 1.5rem;
}

/* Activity Card for Carousel */
.carousel .activity-card {
    flex: 0 0 calc(25% - var(--card-gap));
    min-width: calc(25% - var(--card-gap));
}

/* Responsive Adjustments */
@media (max-width: 1200px) {
    .carousel .activity-card {
        flex: 0 0 calc(33.333% - var(--card-gap));
        min-width: calc(33.333% - var(--card-gap));
    }

    .icon-circle {
        width: 100px;
        height: 100px;
    }

    .icon-circle i {
        font-size: 3rem;
    }    
}

@media (max-width: 992px) {
    .carousel .activity-card {
        flex: 0 0 calc(50% - var(--card-gap));
        min-width: calc(50% - var(--card-gap));
    }
}

@media (max-width: 576px) {
    .carousel .activity-card {
        flex: 0 0 calc(100% - var(--card-gap));
        min-width: calc(100% - var(--card-gap));
    }
    
    .carousel-wrapper {
        margin: 0 2rem;
    }
    
    .carousel-nav {
        width: 2.5rem;
        height: 2.5rem;
    }
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .section-container {
        padding: 0 1rem;
    }
    
    .courses-grid {
        grid-template-columns: repeat(auto-fit, minmax(min(240px, 100%), 1fr));
    }

    .icon-circle {
        width: 90px;
        height: 90px;
    }

    .icon-circle i {
        font-size: 2.5rem;
    }

    .course-type {
        padding: 6px 12px;
        font-size: 0.75rem;
    }    
}

@media (max-width: 480px) {
    .activity-card {
        padding: 1.25rem;
    }
    
    .section-heading {
        font-size: 1.5rem;
    }
}