* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    background-color: #f9f9f9;
    color: #333;
    line-height: 1.6;
    margin: 0;
}

header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: #333;
    color: #fff;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    z-index: 1000;
    box-shadow: 0px 2px 10px rgba(0, 0, 0, 0.2);
}

header h1 {
    font-size: 1.8rem;
    display: flex;
    align-items: center;
}

header h1 img {
    width: 40px;
    height: 40px;
    margin-right: 10px;
}

header .language {
    display: flex;
    align-items: center;
}

header img {
    width: 30px;
    height: 30px;
    margin-left: 10px;
    cursor: pointer;
}

.menuButton {
    display: none;
}

section {
    padding: 80px 20px;
    max-width: 1200px;
    margin: auto;
}

#section1 {
    text-align: center;
}

#section1 h1 {
    font-size: 2.5rem;
    color: #333;
    margin-bottom: 20px;
}

#section1 p {
    font-size: 1.1rem;
    color: #666;
    margin: 0 auto;
    max-width: 600px;
}

#section2 {
    background-color: #f3f3f3;
    padding-top: 40px;
}

#projectList {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    padding: 20px;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease-in-out;
}

#projectList.visible {
    opacity: 1;
    transform: translateY(0);
}

.project {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
    padding: 20px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.project:hover {
    transform: translateY(-5px);
    box-shadow: 0px 8px 15px rgba(0, 0, 0, 0.15);
}

.project h1 {
    font-size: 1.5rem;
    color: #444;
    margin-bottom: 10px;
}

.project p {
    color: #666;
    font-size: 1rem;
    margin-bottom: 15px;
}

.project a {
    text-decoration: none;
    color: #007BFF;
    font-weight: 500;
    transition: color 0.2s;
}

.project a:hover {
    color: #0056b3;
}

footer {
    text-align: center;
    padding: 20px;
    background: #333;
    color: #fff;
    margin-top: 40px;
}

footer a {
    color: #007BFF;
    text-decoration: none;
}

footer a:hover {
    color: #0056b3;
}

/* Responsive Menu */
@media (max-width: 768px) {
    header {
        flex-direction: column;
        align-items: flex-start;
    }

    .menuButton {
        display: block;
        background: #007BFF;
        color: white;
        padding: 10px 15px;
        border: none;
        cursor: pointer;
        border-radius: 5px;
        margin-top: 10px;
    }
}