/* Reset default margin dan padding */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Atur font dan warna dasar */
body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #1e3c72, #2a5298);
    color: white;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Navbar */
.navbar {
    background: rgba(0, 0, 0, 0.8);
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.navbar .logo {
    color: white;
    font-size: 1.8rem;
    font-weight: bold;
    text-decoration: none;
    transition: color 0.3s ease;
}

.navbar .logo:hover {
    color: #ffcc00;
}

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

.navbar .nav-links li {
    margin-left: 20px;
}

.navbar .nav-links a {
    color: white;
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: bold;
    transition: color 0.3s ease, transform 0.3s ease;
}

.navbar .nav-links a:hover {
    color: #ffcc00;
    transform: translateY(-3px);
}

/* Hamburger Menu */
.navbar .hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.navbar .hamburger .bar {
    background-color: white;
    height: 3px;
    width: 25px;
    margin: 4px 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

/* Responsif: Menu mobile */
@media (max-width: 768px) {
    .navbar .nav-links {
        display: none;
        width: 100%;
        flex-direction: column;
        text-align: center;
        background: rgba(0, 0, 0, 0.9);
        position: absolute;
        top: 60px;
        left: 0;
    }

    .navbar .nav-links.active {
        display: flex;
    }

    .navbar .nav-links li {
        margin: 15px 0;
    }

    .navbar .hamburger {
        display: flex;
    }
}

/* Header */
header {
    background: linear-gradient(135deg, #0099cc, #006699);
    color: white;
    padding: 100px 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

header h1 {
    font-size: 3.5rem;
    margin-bottom: 10px;
    animation: fadeInUp 1s ease-in-out;
}

header p {
    font-size: 1.2rem;
    animation: fadeInUp 1.5s ease-in-out;
}

/* Program Keahlian */
.program-keahlian {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    padding: 40px 20px;
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.jurusan {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    overflow: hidden;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
    padding: 20px;
    backdrop-filter: blur(10px);
}

.jurusan img {
    width: 250px;
    height: 250px;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 20px;
}

.jurusan h2 {
    font-size: 2rem;
    color: #ffcc00;
    margin-bottom: 15px;
}

.jurusan p {
    font-size: 1.1rem;
    color: #e0e0e0;
    margin-bottom: 20px;
}

.jurusan a {
    background: linear-gradient(135deg, #ffcc00, #ff6b6b);
    color: white;
    padding: 10px 20px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: bold;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.jurusan a:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(255, 204, 0, 0.4);
}

/* Efek hover pada jurusan */
.jurusan:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.4);
}

/* Footer */
footer {
    background: rgba(0, 0, 0, 0.8);
    color: white;
    text-align: center;
    padding: 20px;
    margin-top: 40px;
    backdrop-filter: blur(10px);
}

footer p {
    margin: 0;
    font-size: 1rem;
}

/* Animasi */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}