
.section-header {
    text-align: center;    
}


.section-header p {
    font-size: 1.1rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}


/* ======================= About Us Section ======================= */
.mission-values-section * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.mission-values-section {
    background: transparent;
    background-image: linear-gradient(180deg, #FFFFFF 20%, #45C5D914 100%);
    padding: 60px 20px;   
}

.mission-values-section .container {
    max-width: 1200px;
    margin: 0 auto;
}



.mission-values-section .content-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    align-items: center;
}

.mission-values-section .image-container {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    background: #fff;
    padding: 8px;
}

.mission-values-section .image-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #17a2b8, #28a745);
    border-radius: 15px;
    z-index: -1;
}

.mission-values-section .image-container img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    display: block;
}

.mission-values-section .content-container {
    padding: 0 20px;
}

.mission-values-section .description {
    color: #495057;
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 15px;
    margin-top: 20px;
}

.mission-values-section .features-list {
    list-style: none;
    margin-bottom: 15px;
}

.mission-values-section .feature-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 10px;
    padding-left: 25px;
    position: relative;
}

.mission-values-section .feature-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 12px;
    height: 12px;
    background: #0db04b;
    border-radius: 50%;
    flex-shrink: 0;
}

.mission-values-section .feature-title {
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 5px;
    text-align: left;
}

.mission-values-section .feature-description {
    color: #6c757d;
    font-size: 1.1rem;
    line-height: 1.6;
    text-align: left;
}

.mission-values-section .signature {
    display: flex;
    align-items: left;
    gap: 15px;
    padding-top: 30px;
    border-top: 1px solid #e9ecef;
}

.mission-values-section .signature-image {
    width: 60px;
    height: auto;
    filter: invert(0.3);
}

.mission-values-section .signature-info h4 {
    color: #2c3e50;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 3px;
}

.mission-values-section .signature-info p {
    color: #0db04b;
    font-size: 16px;
}

.highlight-name {
    color: var(--primary-color); /* lấy màu đỏ từ root */
    font-weight: bold;
    
}

/* ======================= Responsive ======================= */
@media (max-width: 992px) {
    .mission-values-section .content-wrapper {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .mission-values-section {
        padding: 50px 15px;
    }

    .mission-values-section .content-container {
        padding: 0;
    }

    .mission-values-section .feature-item {
        padding-left: 20px;
    }

    .mission-values-section .description {
        font-size: 15px;
    }

    .mission-values-section .signature {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
}

/* ======================= STUDENT GALLERY SECTION ======================= */
.student-gallery {
    padding: 60px 0;
    Background: transparent;
    background-image: linear-gradient(180deg, #0DB04B26 0%, #FFFFFF 100%);
    position: relative;
    overflow: hidden;
    margin-bottom:-40px;
    z-index:2;
    }

.student-gallery::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><path d="M0 0h100v100H0z" fill="none"/><path d="M50 0L0 50l50 50 50-50z" fill="rgba(255,255,255,0.03)"/></svg>');
    animation: bgMove 20s linear infinite;
    pointer-events: none;
}

@keyframes bgMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(100px, 100px); }
}

.student-gallery .container {
    position: relative;
    z-index: 1;
}

/* Photo Grid Layout */
.photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 0px;
}

.photo-item {
    position: relative;   
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

/* Chỉ ẩn khi có attribute data-aos */
.photo-item[data-aos]:not(.aos-animate) {
    /*opacity: 0;*/
    transform: translateY(30px);
}

.photo-item::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 15px;
    padding: 3px;
    background: linear-gradient(45deg, #3498db, #2ecc71, #e74c3c);
    -webkit-mask: 
        linear-gradient(#fff 0 0) content-box, 
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    z-index: 2;
}

.photo-item:hover::after {
    opacity: 1;
}


.photo-item.aos-animate {
    opacity: 1;
    transform: translateY(0);
}

.photo-wrapper {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    cursor: pointer;
    aspect-ratio: 4/3;
    background: #1a1a2e;
}

.photo-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
    display: block;
    position: relative ;
    z-index: 1;
}

.photo-wrapper:hover img {
    transform: scale(1.1);
}

/* Photo Overlay */
.photo-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 100%);
    padding: 25px 20px;
    transform: translateY(100%);
    transition: transform 0.4s ease;
}

.photo-wrapper:hover .photo-overlay {
    transform: translateY(0);
}

.photo-caption {
    color: #ffffff;
    font-size: 1rem;
    font-weight: 600;
    display: block;
    text-align: center;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .photo-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .student-gallery {
        padding: 60px 0;
    }
    
    .student-gallery .section-header h2 {
        font-size: 2rem;
    }
    
    .student-gallery .section-header p {
        font-size: 1rem;
    }
    
    .photo-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 15px;
    }
    
    .photo-wrapper {
        border-radius: 12px;
    }
}

@media (max-width: 480px) {
    .student-gallery {
        padding: 50px 0;
    }
    
    .student-gallery .section-header h2 {
        font-size: 1.75rem;
    }
    
    .photo-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .photo-overlay {
        transform: translateY(0);
        background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.3) 100%);
    }
}

/* Animation Enhancement */
@media (prefers-reduced-motion: reduce) {
    .photo-wrapper img,
    .photo-overlay,
    .photo-item {
        transition: none;
    }
    
    .student-gallery::before {
        animation: none;
    }
}
/* ======================= LIGHTBOX STYLES ======================= */
.photo-lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.photo-lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 90vh;
    animation: zoomIn 0.3s ease;
}

@keyframes zoomIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.lightbox-content img {
    max-width: 100%;
    max-height: 80vh;
    border-radius: 10px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
    position: absolute;
    top: -40px;
    right: 0;
    font-size: 40px;
    color: #fff;
    cursor: pointer;
    transition: transform 0.3s ease;
    line-height: 1;
}

.lightbox-close:hover {
    transform: rotate(90deg);
    color: #ff6b6b;
}

.lightbox-caption {
    text-align: center;
    color: #fff;
    font-size: 18px;
    margin-top: 20px;
    font-weight: 600;
}

@media (max-width: 768px) {
    .lightbox-content {
        max-width: 95%;
    }
    
    .lightbox-close {
        font-size: 35px;
        top: -35px;
    }
    
    .lightbox-caption {
        font-size: 16px;
    }
}

/* student-gallery */
.student-gallery-cs {
    padding: 60px 0;
    Background: transparent;
    background-image: linear-gradient(180deg, #0DB04B26 0%, #FFFFFF 100%);
    position: relative;
    overflow: hidden;
    margin-bottom: 50px;
}

.latest-post-cs  {
    padding: 60px 0;
    Background: transparent;
    background-image: linear-gradient(135deg, #0DB04B26 0%, #FFFFFF 100%);
    position: relative;
    overflow: hidden;
}

.main-content {
    padding: 60px 0;
    Background: transparent;
    background-image: linear-gradient(180deg, #0DB04B14 0%, #FFFFFF 100%);
    position: relative;
    overflow: hidden;   

}


