/* CSS Variables */
        :root {
            --primary: #0b63d6;
            --accent: #ff8a00;
            --dark: #1a1a1a;
            --light: #ffffff;
            --gray: #f0f0f0;
            --transition: all 0.3s ease;
        }

        /* Reset and Base Styles */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Inter', sans-serif;
            line-height: 1.6;
            color: var(--dark);
            background-color: var(--light);
            overflow-x: hidden;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        section {
            padding: 80px 0;
        }

        h1, h2, h3, h4 {
            margin-bottom: 1rem;
            line-height: 1.2;
        }

        h2 {
            font-size: 2.5rem;
            text-align: center;
            margin-bottom: 3rem;
            position: relative;
        }

        h2::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background-color: var(--primary);
        }

        p {
            margin-bottom: 1.5rem;
        }

        img {
            max-width: 100%;
            height: auto;
        }

        .btn {
            display: inline-block;
            padding: 12px 30px;
            background-color: var(--primary);
            color: var(--light);
            border: none;
            border-radius: 4px;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            text-align: center;
        }

        .btn:hover {
            background-color: #0953b5;
            transform: translateY(-2px);
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
        }

        .btn-accent {
            background-color: var(--accent);
        }

        .btn-accent:hover {
            background-color: #e67a00;
        }

        /* Navigation */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background-color: var(--light);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            z-index: 1000;
            transition: var(--transition);
        }

        header.shrink {
            padding: 10px 0;
        }

        .navbar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
            transition: var(--transition);
        }

        header.shrink .navbar {
            padding: 10px 0;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            text-decoration: none;
        }
        .logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: inherit;
}

.logo-image {
    display: inline-block;
    width: 40px;  /* Өөрийн хүссэн хэмжээ */
    height: 40px; /* Өөрийн хүссэн хэмжээ */
    margin-right: 10px;
    background-image: url('logo.jpg');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

        .nav-menu {
            display: flex;
            list-style: none;
        }

        .nav-item {
            margin-left: 2rem;
        }

        .nav-link {
            text-decoration: none;
            color: var(--dark);
            font-weight: 500;
            transition: var(--transition);
            position: relative;
        }

        .nav-link:hover {
            color: var(--primary);
        }

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--primary);
            transition: var(--transition);
        }

        .nav-link:hover::after {
            width: 100%;
        }

        .hamburger {
            display: none;
            cursor: pointer;
            background: none;
            border: none;
            width: 30px;
            height: 20px;
            position: relative;
        }

        .hamburger span {
            display: block;
            position: absolute;
            height: 3px;
            width: 100%;
            background: var(--dark);
            border-radius: 3px;
            opacity: 1;
            left: 0;
            transform: rotate(0deg);
            transition: .25s ease-in-out;
        }

        .hamburger span:nth-child(1) {
            top: 0px;
        }

        .hamburger span:nth-child(2) {
            top: 8px;
        }

        .hamburger span:nth-child(3) {
            top: 16px;
        }

        .hamburger.open span:nth-child(1) {
            top: 8px;
            transform: rotate(135deg);
        }

        .hamburger.open span:nth-child(2) {
            opacity: 0;
            left: -30px;
        }

        .hamburger.open span:nth-child(3) {
            top: 8px;
            transform: rotate(-135deg);
        }

        /* Hero Section */
        .hero {
            height: 100vh;
            display: flex;
            align-items: center;
            background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('back.png') no-repeat center center/cover;
            color: var(--light);
            text-align: center;
            padding-top: 80px;
        }

        .hero-content {
            max-width: 800px;
            margin: 0 auto;
        }

        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 1.5rem;
        }

        .hero p {
            font-size: 1.2rem;
            margin-bottom: 2.5rem;
            opacity: 0.9;
        }

        .hero-buttons {
            display: flex;
            justify-content: center;
            gap: 20px;
        }

        /* About Section */
        .about-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .about-image {
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        }

        .about-text ul {
            list-style: none;
            margin-top: 1.5rem;
        }

        .about-text li {
            margin-bottom: 1rem;
            padding-left: 30px;
            position: relative;
        }

        .about-text li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--primary);
            font-weight: bold;
        }

        /* Teachers Section */
        .teachers-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 30px;
        }

        .teacher-card {
            background-color: var(--light);
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            transition: var(--transition);
            text-align: center;
            padding: 30px 20px;
        }

        .teacher-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }

        .teacher-image {
            width: 150px;
            height: 150px;
            border-radius: 50%;
            object-fit: cover;
            margin: 0 auto 20px;
            border: 5px solid var(--gray);
        }

        .teacher-name {
            font-size: 1.3rem;
            margin-bottom: 5px;
        }

        .teacher-subject {
            color: var(--primary);
            font-weight: 500;
            margin-bottom: 15px;
        }

        /* Statistics Section */
        .statistics {
            background-color: var(--primary);
            color: var(--light);
        }

        .statistics h2::after {
            background-color: var(--accent);
        }

        .stats-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 30px;
            text-align: center;
        }

        .stat-item {
            padding: 20px;
        }

        .stat-number {
            font-size: 3rem;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .stat-label {
            font-size: 1.2rem;
            opacity: 0.9;
        }

        /* Contact Section */
        .contact-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
        }

        .contact-form {
            display: flex;
            flex-direction: column;
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
        }

        .form-control {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #ddd;
            border-radius: 4px;
            font-family: 'Inter', sans-serif;
            transition: var(--transition);
        }

        .form-control:focus {
            border-color: var(--primary);
            outline: none;
            box-shadow: 0 0 0 2px rgba(11, 99, 214, 0.2);
        }

        textarea.form-control {
            min-height: 150px;
            resize: vertical;
        }

        .map-container {
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            height: 100%;
        }

        .map-container iframe {
            width: 100%;
            height: 100%;
            border: none;
        }

        /* Footer */
        footer {
            background-color: var(--dark);
            color: var(--light);
            padding: 60px 0 20px;
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-logo {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--light);
            margin-bottom: 15px;
        }

        .footer-links h3 {
            font-size: 1.2rem;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-links h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 2px;
            background-color: var(--accent);
        }

        .footer-links ul {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            color: #bbb;
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--light);
            padding-left: 5px;
        }

        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #333;
            color: #bbb;
        }

        /* Animations */
        .fade-in {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }

        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* Responsive Styles */
        @media (max-width: 992px) {
            h2 {
                font-size: 2.2rem;
            }
            
            .hero h1 {
                font-size: 3rem;
            }
            
            .about-content,
            .contact-container {
                grid-template-columns: 1fr;
            }
            
            .about-image {
                order: -1;
            }
        }

        @media (max-width: 768px) {
            section {
                padding: 60px 0;
            }
            
            h2 {
                font-size: 2rem;
            }
            
            .hero h1 {
                font-size: 2.5rem;
            }
            
            .hero-buttons {
                flex-direction: column;
                align-items: center;
            }
            
            .hero-buttons .btn {
                width: 80%;
                margin-bottom: 10px;
            }
            
            .nav-menu {
                position: fixed;
                top: 0;
                right: -100%;
                width: 80%;
                height: 100vh;
                background-color: var(--light);
                flex-direction: column;
                align-items: center;
                justify-content: center;
                transition: var(--transition);
                box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
            }
            
            .nav-menu.active {
                right: 0;
            }
            
            .nav-item {
                margin: 15px 0;
            }
            
            .hamburger {
                display: block;
                z-index: 1001;
            }
        }

        @media (max-width: 480px) {
            .container {
                padding: 0 15px;
            }
            
            section {
                padding: 50px 0;
            }
            
            h2 {
                font-size: 1.8rem;
            }
            
            .hero h1 {
                font-size: 2rem;
            }
            
            .hero p {
                font-size: 1rem;
            }
            
            .stats-container {
                grid-template-columns: 1fr 1fr;
            }
            
            .stat-number {
                font-size: 2.5rem;
            }
        }


/* Үйл ажиллагаа хэсгийн стиллүүд */
.activities {
    padding: 80px 0;
    background-color: var(--secondary-color);
}

.activities h2 {
    text-align: center;
    color: var(--accent-color);
    margin-bottom: 10px;
    font-size: 2.5rem;
    font-weight: 700;
}

.section-subtitle {
    text-align: center;
    color: #666;
    margin-bottom: 50px;
    font-size: 1.1rem;
}

.activities-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 60px;
}

/* Сүүлийн үйл ажиллагааны хэсэг */
.latest-activity h3 {
    color: var(--primary-color);
    margin-bottom: 25px;
    font-size: 1.8rem;
    border-left: 4px solid var(--primary-color);
    padding-left: 15px;
}

/* Өмнөх үйл ажиллагааны хэсэг */
.past-activities h3 {
    color: var(--primary-color);
    margin-bottom: 25px;
    font-size: 1.8rem;
    border-left: 4px solid var(--primary-color);
    padding-left: 15px;
}

/* Үйл ажиллагааны карт */
.activity-card {
    background-color: var(--secondary-color);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 1px solid #eee;
    margin-bottom: 30px;
}

.activity-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
}

.activity-card.featured {
    display: grid;
    /* grid-template-columns: 1fr 3fr; */
    border: 2px solid var(--primary-color);
}

.activity-image {
    position: relative;
    overflow: hidden;
    height: 250px;
}

.activity-card.featured .activity-image {
    height: 100%;
}

.activity-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.activity-date {
    position: absolute;
    top: 20px;
    left: 20px;
    background-color: var(--primary-color);
    color: white;
    padding: 10px 15px;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.activity-date.small {
    padding: 8px 12px;
}

.date-day {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    line-height: 1;
}

.date-month {
    display: block;
    font-size: 0.9rem;
    margin-top: 3px;
}

.date-year {
    display: block;
    font-size: 0.8rem;
    margin-top: 2px;
}

.activity-content {
    padding: 25px;
}

.activity-card.featured .activity-content {
    padding: 30px;
}

.activity-content h4 {
    color: var(--accent-color);
    margin-bottom: 15px;
    font-size: 1.4rem;
    line-height: 1.3;
}

.activity-card.featured .activity-content h4 {
    font-size: 1.6rem;
}

.activity-description {
    color: #555;
    line-height: 1.6;
    margin-bottom: 20px;
}

.activity-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 20px;
}

.meta-item {
    display: flex;
    align-items: center;
    color: #666;
    font-size: 0.9rem;
}

.meta-item i {
    margin-right: 6px;
    color: var(--primary-color);
}

.activity-link {
    display: inline-flex;
    align-items: center;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
}

.activity-link i {
    margin-left: 8px;
    transition: transform 0.3s;
}

.activity-link:hover {
    color: var(--accent-color);
}

.activity-link:hover i {
    transform: translateX(5px);
}

/* Үйл ажиллагааны жагсаалт */
.activity-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

/* Бүх үйл ажиллагааг харах товч */
.view-all-container {
    text-align: center;
    margin-top: 40px;
}

.view-all-btn {
    display: inline-flex;
    align-items: center;
    background-color: var(--primary-color);
    color: white;
    padding: 12px 25px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    box-shadow: 0 4px 10px rgba(52, 152, 219, 0.3);
}

.view-all-btn i {
    margin-left: 8px;
}

.view-all-btn:hover {
    background-color: var(--accent-color);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(52, 152, 219, 0.4);
}

/* Хариулагч дизайн */
@media (max-width: 992px) {
    .activity-card.featured {
        grid-template-columns: 1fr;
    }
    
    .activity-list {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .activities {
        padding: 60px 0;
    }
    
    .activities h2 {
        font-size: 2rem;
    }
    
    .activity-list {
        grid-template-columns: 1fr;
    }
    
    .activity-meta {
        flex-direction: column;
        gap: 10px;
    }
}

@media (max-width: 576px) {
    .activity-content {
        padding: 20px;
    }
    
    .activity-card.featured .activity-content {
        padding: 20px;
    }
    
    .activity-content h4 {
        font-size: 1.2rem;
    }
    
    .activity-card.featured .activity-content h4 {
        font-size: 1.3rem;
    }
}