* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
    scroll-behavior: smooth;
}

body {
    background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
    color: white;
}

nav {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
    padding: 12px 0;
    text-align: center;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.2);
    height: 13%;
    display: flex;
    justify-content: center; 
    align-items: center; 
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: center; 
    margin: 0;
    padding: 0;
}

nav ul li {
    margin: 0 15px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    font-size: 1.1rem;
    padding: 10px 20px;
    border-radius: 25px;
    transition: 0.3s ease-in-out;
}

nav ul li a:hover, .active {
    background: rgba(0, 255, 255, 0.3);
    transform: scale(1.1);
}

.main{
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}
#about {
    padding: 80px 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    margin: 50px auto;
    width: 65%;
    text-align: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    margin-top: 11%;
}

#about h1 {
    font-size: 3.5rem;
    color: #00e6e6;
    margin-bottom: 20px;
    font-weight: 700;
}

#about p {
    font-size: 1.5rem;
    color: white;
    opacity: 0.85;
    margin-bottom: 30px;
    line-height: 1.6;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

 .purpose-section {
    margin: 40px 0;
    padding: 30px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 15px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    width: 65%;
}

.purpose-section h2 {
    font-size: 2.5rem;
    color: #00e6e6;
    margin-bottom: 15px;
    font-weight: 600;
}

.purpose-section p{
    
    font-size: 1.5rem;
    margin: 12px 0;
    color: white;
    line-height: 1.8;
}
.purpose-section ul {
    list-style-type: disc;
    margin-left: 50px;
    text-align: left;
}

.purpose-section ul li {
    font-size: 1.3rem;
    margin: 12px 0;
    color: white;
    line-height: 1.8;
}

#about .team-img, .about-img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
}

#about .team-img:hover, .about-img:hover {
    transform: scale(1.05);
}

.purpose-section {
    transition: transform 0.5s ease-in-out;
}

.purpose-section:hover {
    transform: translateY(-10px);
}

#about .sub-title {
    font-size: 2rem;
    font-weight: 600;
    color: #00e6e6;
    margin-top: 20px;
    margin-bottom: 10px;
}

@media (max-width: 768px) {
    #about {
        width: 90%;
    }

    #about h1 {
        font-size: 2.8rem;
    }

    #about p {
        font-size: 1.4rem;
    }

    .purpose-section {
        margin: 20px 0;
        padding: 20px;
    }

    .purpose-section ul {
        margin-left: 30px;
    }

    #about .sub-title {
        font-size: 1.7rem;
    }
}

.hero {
    display: flex;
    justify-content: space-between; 
    align-items: center; 
    padding: 150px 20px;
    margin-top: 80px; 
    height: 100vh;
}

.hero .text-content {
    flex: 1;
    text-align: left;
    max-width: 50%;
    padding-left: 12%;
}

.hero .text-content h1 {
    font-size: 5rem;
    font-weight: 700;
    color: #00e6e6;
    margin-bottom: 20px; 
}

.hero .text-content p {
    font-size: 1.8rem;
    opacity: 0.9;
    margin-bottom: 30px;
}

.hero .cta-btn {
    display: inline-block;
    padding: 15px 35px;
    font-size: 1.2rem;
    background: #00e6e6;
    color: #0f2027;
    border-radius: 30px;
    text-decoration: none;
    font-weight: bold;
    transition: 0.3s;
}

.hero .cta-btn:hover {
    background: #00ffff;
    transform: scale(1.1);
}

.hero .image-content {
    flex: 1;
    display: flex;
    justify-content: center; 
    align-items: center; 
    max-width: 50%; 
}

.hero .image-content img {
    max-width: 80%; 
    height: auto;
    border-radius: 15px;
}

#courses {
    text-align: center;
    padding: 80px 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    margin: 50px auto;
    width: 90%;
}

#courses h2 {
    font-size: 2.5rem;
    color: #00e6e6;
}

.course-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

.course-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 20px;
    margin: 15px;
    max-width: 300px;
    border-radius: 10px;
    transition: transform 0.3s ease-in-out;
    display: flex;
    flex-direction: column; 
    justify-content: space-between;
}

.course-card img {
    max-width: 100%;
    height: 200px;
    object-fit: cover; 
    border-radius: 10px;
    margin-bottom: 15px;
}

.course-card h3 {
    color: #00e6e6;
    margin-top: 10px;
    font-size: 1.5rem;
}

.course-card:hover {
    transform: translateY(-8px);
}


.contact-section {
    text-align: center;
    padding: 80px 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    margin: 50px auto;
    width: 90%;
    color: white;
}

.contact-section h2 {
    font-size: 2.5rem;
    color: #00e6e6;
    margin-bottom: 20px;
}

.contact-section p {
    font-size: 1.2rem;
    opacity: 0.8;
    margin-bottom: 30px;
}

.contact-form-container {
    display: flex;
    justify-content: center;
}

.contact-form {
    background: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 12px;
    width: 100%;
    max-width: 600px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.input-group {
    margin-bottom: 20px;
    text-align: left;
}

.input-group label {
    font-size: 1.1rem;
    color: white;
    margin-bottom: 8px;
    display: block;
}

.input-group input,
.input-group textarea {
    width: 100%;
    padding: 12px;
    font-size: 1rem;
    background: transparent;
    border: 1px solid #00e6e6;
    border-radius: 8px;
    color: white;
}

.input-group input::placeholder,
.input-group textarea::placeholder {
    color: #aaa;
}

.submit-btn {
    width: 100%;
    padding: 12px;
    background: #00e6e6;
    color: #0f2027;
    border: none;
    cursor: pointer;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: bold;
    transition: 0.3s;
}

.submit-btn:hover {
    background: #00ffff;
    transform: scale(1.05);
}

#resources {
    padding: 80px 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    margin: 50px auto;
    width: 85%;
    color: white;
    text-align: center;
    margin-top: 9%;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

#resources h1 {
    font-size: 3.5rem;
    color: #00e6e6;
    margin-bottom: 20px;
    font-weight: 700;
}

#resources p {
    font-size: 1.5rem;
    opacity: 0.85;
    margin-bottom: 30px;
    line-height: 1.6;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.search-container {
    margin-bottom: 40px;
}

#search-input {
    padding: 12px;
    width: 70%;
    font-size: 1.2rem;
    border-radius: 10px;
    border: 1px solid #00e6e6;
    background: transparent;
    color: white;
    outline: none;
}

#search-input::placeholder {
    color: #aaa;
}

#course-detail {
    background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
    color: white;
    padding: 50px 20px;
    margin-top: 7%;
}

.course-header {
    text-align: center;
    margin-bottom: 40px;
}

.course-header h1 {
    font-size: 3rem;
    font-weight: 700;
    color: #00e6e6;
    margin-bottom: 10px;
}

.course-header p {
    font-size: 1.2rem;
    opacity: 0.8;
    max-width: 80%;
    margin: 0 auto;
}

.course-overview {
    margin-bottom: 40px;
}

.course-overview h2 {
    font-size: 2rem;
    color: #00e6e6;
    margin-bottom: 15px;
}

.course-overview p {
    font-size: 1.2rem;
    opacity: 0.9;
    line-height: 1.6;
}

.syllabus {
    margin-bottom: 40px;
}

.syllabus h2 {
    font-size: 2rem;
    color: #00e6e6;
    margin-bottom: 15px;
}

.syllabus ul {
    list-style: none;
    padding-left: 0;
}

.syllabus li {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.syllabus li strong {
    color: #00e6e6;
}

.learning-outcomes {
    margin-bottom: 40px;
}

.learning-outcomes h2 {
    font-size: 2rem;
    color: #00e6e6;
    margin-bottom: 15px;
}

.learning-outcomes ul {
    list-style: none;
    padding-left: 0;
}

.learning-outcomes li {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.estimated-time {
    margin-bottom: 40px;
}

.estimated-time h2 {
    font-size: 2rem;
    color: #00e6e6;
    margin-bottom: 15px;
}

.estimated-time p {
    font-size: 1.2rem;
    opacity: 0.9;
}

.video-tutorials {
    margin-bottom: 40px;
}

.video-tutorials h2 {
    font-size: 2rem;
    color: #00e6e6;
    margin-bottom: 15px;
}

.video-container {
    margin-bottom: 30px;
    text-align: center;
}

.video-container iframe {
    border-radius: 15px;
}

.video-container p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-top: 10px;
}

.downloadable-resources {
    margin-bottom: 40px;
}

.downloadable-resources h2 {
    font-size: 2rem;
    color: #00e6e6;
    margin-bottom: 15px;
}

.downloadable-resources ul {
    list-style: none;
    padding-left: 0;
}

.downloadable-resources li {
    margin-bottom: 15px;
}

.downloadable-resources a {
    color: #00e6e6;
    font-size: 1.2rem;
    text-decoration: none;
    padding: 8px 15px;
    background: rgba(0, 255, 255, 0.3);
    border-radius: 8px;
    transition: 0.3s ease-in-out;
}

.downloadable-resources a:hover {
    background: #00ffff;
    transform: scale(1.05);
}

@media (max-width: 768px) {
    #course-detail {
        padding: 30px 15px;
    }

    .course-header h1 {
        font-size: 2.5rem;
    }

    .course-header p {
        font-size: 1rem;
    }

    .course-overview h2,
    .syllabus h2,
    .learning-outcomes h2,
    .estimated-time h2,
    .video-tutorials h2,
    .downloadable-resources h2 {
        font-size: 1.5rem;
    }

    .course-overview p,
    .syllabus li,
    .learning-outcomes li,
    .estimated-time p,
    .video-container p,
    .downloadable-resources a {
        font-size: 1rem;
    }

    .video-container iframe {
        width: 100%;
        height: 200px;
    }

    .downloadable-resources a {
        font-size: 1rem;
        padding: 8px 12px;
    }
}


.categories {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 30px;
}

.category {
    background: rgba(255, 255, 255, 0.15);
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    width: 30%;
}

.category h2 {
    color: #00e6e6;
    font-size: 2.2rem;
    margin-bottom: 15px;
    font-weight: 600;
}

.category ul {
    list-style-type: none;
    padding: 0;
}

.category ul li {
    font-size: 1.2rem;
    margin: 12px 0;
    color: white;
}

.category ul li a {
    color: #00e6e6;
    text-decoration: none;
    font-weight: bold;
    transition: 0.3s;
}

.category ul li a:hover {
    text-decoration: underline;
    color: #00ffff;
}

@media (max-width: 768px) {
    #resources {
        margin-top: 15%;
        width: 90%;
    }

    #resources h1 {
        font-size: 2.8rem;
    }

    #resources p {
        font-size: 1.4rem;
    }

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

    .category {
        width: 80%;
        margin-bottom: 30px;
    }

    #search-input {
        width: 90%;
    }
}


.quiz-container {
    text-align: center;
    padding: 40px 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    margin: 50px auto;
    width: 60%;
    color: white;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    margin-top: 10%;
}

#question-container h3 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: #00e6e6;
}

.options {
    margin-bottom: 20px;
    text-align: left;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.options label {
    display: block;
    padding: 10px;
    margin: 8px 0;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    cursor: pointer;
    transition: 0.3s;
    width: 75%;
}

.options label:hover {
    background: rgba(0, 255, 255, 0.3);
    transform: scale(1.05);
}

button {
    width: 100%;
    padding: 12px;
    background: #00e6e6;
    color: #0f2027;
    border: none;
    cursor: pointer;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: bold;
    transition: 0.3s;
}

button:hover {
    background: #00ffff;
    transform: scale(1.05);
}

#timer {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: white;
}

#result {
    font-size: 1.5rem;
    color: #00e6e6;
    margin-top: 20px;
}

footer {
    background: rgba(255, 255, 255, 0.1);
    text-align: center;
    padding: 20px;
    margin-top: 40px;
}

@media (max-width: 768px) {
    .contact-form-container {
        flex-direction: column;
        align-items: center;
    }

    .contact-form {
        padding: 20px;
        width: 90%;
    }

    .hero {
        flex-direction: column;
        padding: 100px 20px;
        height: auto;
    }

    .hero .text-content {
        padding-left: 0;
        text-align: center;
        max-width: 100%;
    }

    .hero .image-content {
        max-width: 100%;
    }
}