/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    background: linear-gradient(135deg, #3a7bd5, #3a7bd5); /* Fix gradient */
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100vh;
    padding: 20px;
    animation: fadeIn 1s ease-in-out;
}

@keyframes fadeIn {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

/* Partikel */
#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: -1;
    background: transparent; /* Pastikan tetap transparan */
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 1100px;
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(8px); /* Blur yang lebih smooth */
    padding: 15px 30px;
    border-radius: 10px;
    margin-bottom: 20px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.logo {
    display: flex;
    align-items: center;
    color: white;
    font-size: 20px;
    font-weight: bold;
}

.logo img {
    width: 40px;
    height: 40px;
    margin-right: 10px;
}

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

.nav-links li {
    margin: 0 10px;
}

.nav-links a {
    text-decoration: none;
    color: white;
    font-weight: bold;
    transition: color 0.3s ease-in-out;
}

.nav-links a:hover {
    color: #ffcc00;
}

/* Form Container */
.container {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px); /* Lebih smooth */
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
    width: 100%;
    max-width: 450px;
    text-align: center;
    color: white;
}

/* Form Styling */
.form-group {
    margin: 15px 0;
    text-align: left;
}

.form-group label {
    display: block;
    font-weight: bold;
    margin-bottom: 5px;
    color: #fff;
}

/* Perbaikan input, select, dan textarea agar tidak blank saat disorot */
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: none;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
    outline: none;
    transition: background 0.3s ease-in-out, color 0.3s ease-in-out;
}

/* Perbaiki warna saat input disorot */
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    background: rgba(255, 255, 255, 0.3); /* Lebih terang saat difokus */
    color: black; /* Teks jadi hitam agar jelas */
}

/* Perbaiki warna opsi dalam select */
.form-group select option {
    background: white; /* Latar belakang putih */
    color: black; /* Warna teks hitam */
}

/* Customizing select dropdown */
.form-group select {
    appearance: none; /* Hilangkan default dropdown */
    -webkit-appearance: none;
    -moz-appearance: none;
    background: rgba(255, 255, 255, 0.2) 
        url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" width="18" height="18"><path fill="white" d="M7 10l5 5 5-5z"></path></svg>') 
        no-repeat;
    background-position: right 10px center;
    background-size: 15px;
    padding-right: 30px; /* Supaya ikon dropdown tidak ketimpa teks */
}

/* Tombol */
button {
    width: 100%;
    padding: 12px;
    background: rgba(0, 123, 255, 0.8);
    border: none;
    color: white;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    border-radius: 8px;
    margin-top: 20px;
    transition: all 0.3s ease-in-out;
}

button:hover {
    background: rgba(0, 123, 255, 1);
    transform: scale(1.05);
}

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        text-align: center;
    }

    .nav-links {
        flex-direction: column;
        margin-top: 10px;
    }

    .nav-links li {
        margin: 5px 0;
    }
}