body {
    font-family: 'Poppins', sans-serif;
}

/* Hero Section */
.hero-section {
    position: relative;
    height: 70vh;
    background: linear-gradient(135deg, #000 0%, #333 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}


.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../image/22.png');
    background-size: cover;
    background-position: center;
    filter: grayscale(10%) brightness(1);
    animation: slowZoom 5s ease-in-out infinite alternate;
}

@keyframes slowZoom {
    0% {
        transform: scale(1);
    }

    100% {
        transform: scale(1.05);
    }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.5) 0%, rgba(0, 0, 0, 0.5) 100%);
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: white;
    max-width: 800px;
    padding: 0px;
    text-align: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 300;
    margin-bottom: 20px;
    letter-spacing: 2px;
    animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 30px;
    opacity: 0.9;
    animation: fadeInUp 1s ease-out 0.3s both;
    padding: 1px;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Course Cards Section */
.courses-section {
    padding: 100px 0;
    background: #f8f8f8;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 300;
    text-align: center;
    margin-bottom: 60px;
    color: #222;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 2px;
    background: #333;
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 40px;
}

.course-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
}

.course-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

.course-header {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.course-header img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.5s ease;
}

.course-card:hover .course-header img {
    transform: scale(1.1);
    
}

.course-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.course-title {
    color: rgb(255, 255, 255);
    font-size: 1.8rem;
    font-weight: 300;
    text-align: center;
    letter-spacing: 1px;
}

.course-body {
    padding: 30px;
}

.course-meta {
    display: flex;
    justify-content: space-between;
    margin-bottom: 20px;
    font-size: 0.9rem;
    color: #666;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 5px;
}

.meta-item i {
    color: #333;
}

/* Course Content Sections */
.content-section {
    padding: 80px 0;
}

.content-section:nth-child(even) {
    background: #f8f8f8;
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.content-card {
    position: relative;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.content-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

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

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

.content-card:hover .content-image img {
    transform: scale(1.1);
    filter: grayscale(50%);
}

.content-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0.3) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.content-title {
    color: white;
    font-size: 1.4rem;
    font-weight: 300;
    text-align: center;
    letter-spacing: 1px;
}

.content-body {
    padding: 25px;
}

.content-list {
    list-style: none;
    padding: 0;
}

.content-list li {
    padding: 8px 0;
    color: #555;
    position: relative;
    padding-left: 20px;
    line-height: 1.6;
}

.content-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: #333;
    font-weight: bold;
}

/* Specialty Sections */
.specialty-section {
    padding: 80px 0;
    background: #000000;
    color: white;
}

.specialty-section .section-title {
    color: white;
}

.specialty-section .section-title::after {
    background: white;
}

.specialty-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.specialty-card {
    position: relative;
    height: 300px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
}

.specialty-card:hover {
    transform: scale(1.05);
}

.specialty-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.5s ease;
}

.specialty-card:hover img {
    filter: grayscale(70%) brightness(0.9);
}

.specialty-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(0, 0, 0, 0.1) 0%, rgba(0, 0, 0, 0.4) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.specialty-title {
    color: white;
    font-size: 1.6rem;
    font-weight: 300;
    text-align: center;
    letter-spacing: 1px;
}

/* CTA Section */
.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #333 0%, #000 100%);
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    font-weight: 300;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

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

.cta-btn {
    padding: 12px 30px;
    background: transparent;
    color: white;
    border: 2px solid white;
    border-radius: 5px;
    text-decoration: none;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    letter-spacing: 1px;
}

.cta-btn:hover {
    background: white;
    color: #333;
    transform: translateY(-2px);
}

.cta-btn.primary {
    background: white;
    color: #333;
}

.cta-btn.primary:hover {
    background: transparent;
    color: white;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 3.1rem;
    }

    .courses-grid {
        grid-template-columns: 1fr;
    }

    .content-grid {
        grid-template-columns: 1fr;
    }

    .specialty-grid {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 2rem;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}

/* Scroll Animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}