/* Page Header Section */
.pg-header {
    background-image: url('images/Slider-CSR.jpg');
}

.csr-slider {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 5rem;
    position: relative;
}

.slider-wrapper {
    position: relative;
    width: 100%;
    min-height: 800px;
    overflow: hidden;
}

.slider-wrapper h3 {
    color: #e94724;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.slider-container {
    position: absolute;
    width: 100%;
    left: 0;
    right: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.slider-container.active {
    position: relative;
    opacity: 1;
    visibility: visible;
}

.slider-container h2 {
    color: #2f348a;
    font-size: 2rem;
    margin-bottom: 2.5rem;
    margin-right: 6rem;
}

.slider-container p {
    margin-bottom: 1.5rem;
    line-height: 1.4;
    text-align: justify;
}

.slider-container ul {
    list-style: none;
    padding: 0;
    margin-bottom: 1.5rem;
}

.slider-container ul.italic li {
    font-style: italic;
}

.slider-container ul.bold li {
    font-weight: bold;
}

.slider-container ul li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.slider-container ul li::before {
    content: '•';
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 0;
    font-size: 1.5rem;
    font-weight: normal;
}

.csr-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1400px;
    margin: 0 auto 1.5rem;
}

.csr-item {
    position: relative;
    background: #f4f4f4;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.25);
}

.csr-item img {
    width: 100%;
    height: 270px;
    object-fit: cover;
}

.csr-item iframe {
    width: 100%;
    height: 100%;
    aspect-ratio: 16 / 9;
}

.csr-item h3 {
    padding: 1rem 1rem 0.5rem;
    margin: 0;
    font-size: 1.1rem;
}

.read-more {
    display: inline-block;
    padding: 0.5rem 1rem 1rem;
    margin-bottom: 0.5rem;
    color: #000;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: bold;
    position: relative;
    transition: color 0.3s;
}

.read-more:hover {
    color: #e94724;
}

.read-more::before {
    content: "\25EF";
    color: #13b0b9;
    font-weight: normal;
    position: absolute;
    top: calc(50% - 0.3rem);
    left: calc(100% + 0.65rem);
    transform: translateY(-50%) scale(1.5);
}

.read-more::after {
    content: "\21FE";
    margin-left: 1rem;
    color: #000;
    position: absolute;
    top: calc(50% - 0.3rem);
    transform: translateY(-50%) scaleX(3);
}

.back-btn {
    background-color: #19B5B8;
    color: white;
    border: none;
    margin-top: 2rem;
    padding: 0.5rem 2rem;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
    text-decoration: none;
    float: right;
}

/* Navigation buttons */
.nav-btn {
    position: absolute;
    top: 7.35rem;
    background: #22b5b3;
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 24px;
    z-index: 10;
    transition: background-color 0.3s;
}

.nav-btn:hover {
    background: #1a8e8c;
}

.prev {
    left: calc(100% - 6.5rem - 100px);
}

.next {
    right: 5rem;
}

/* Responsive design */
@media (max-width: 1200px) {
    .csr-slider {
        padding: 4rem;
    }

    .csr-grid {
        gap: 20px;
    }

    .csr-item img {
        height: 250px;
    }

    .read-more {
        margin-bottom: 0;
    }

    .nav-btn {
        top: 6.35rem;
    }

    .prev {
        left: calc(100% - 5.5rem - 100px);
    }

    .next {
        right: 4rem;
    }
}

@media (max-width: 992px) {
    .csr-slider {
        padding: 3rem;
    }

    .slider-wrapper {
        min-height: 1000px;
    }

    .slider-container h2 {
        font-size: 1.8rem;
    }

    .csr-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    .nav-btn {
        top: 5.35rem;
        width: 45px;
        height: 45px;
        font-size: 22px;
    }

    .prev {
        left: calc(100% - 3.5rem - 100px);
    }

    .next {
        right: 3rem;
    }
}

@media (max-width: 768px) {
    .csr-slider {
        padding: 2rem;
    }

    .slider-wrapper {
        min-height: 1800px;
    }

    .slider-container h2 {
        font-size: 1.6rem;
    }

    .csr-item img {
        height: 200px;
    }

    .nav-btn {
        top: 4.35rem;
        width: 40px;
        height: 40px;
        font-size: 20px;
    }

    .prev {
        left: calc(100% - 3rem - 80px);
    }

    .next {
        right: 2rem;
    }
}

@media (max-width: 576px) {
    .csr-slider {
        padding: 1.5rem;
    }

    .slider-wrapper {
        min-height: 2000px;
    }

    .slider-container h2 {
        font-size: 1.4rem;
    }

    .slider-container h3 {
        font-size: 1.2rem;
    }

    .csr-item h3 {
        font-size: 1rem;
    }

    .nav-btn {
        width: 35px;
        height: 35px;
        font-size: 18px;
        top: 4rem;
    }

    .prev {
        left: calc(100% - 3.5rem - 60px);
    }

    .next {
        right: 2rem;
    }

    .read-more {
        font-size: 0.8rem;
    }
}