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

/* Background dengan gambar */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: white;
    text-align: center;
    background: url('https://files.catbox.moe/czin5s.jpg') no-repeat center center fixed;
    background-size: cover;
}

/* Kontainer utama */
.container {
    position: relative;
    margin: 80px auto;
    text-align: center;
    background: rgba(0, 0, 0, 0.7);
    padding: 25px;
    border-radius: 15px;
    width: 90%;
    max-width: 600px;
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.2);
    animation: fadeIn 1.5s ease-in-out;
}

/* Logo */
.logo {
    width: 150px;
    height: auto;
    margin-bottom: 15px;
    filter: drop-shadow(0px 0px 10px rgba(255, 255, 255, 0.5));
}

/* Header */
h1 {
    font-size: 24px;
    margin-bottom: 10px;
}

/* Deskripsi */
.description {
    font-size: 18px;
    line-height: 1.6;
    opacity: 0;
    animation: fadeInText 1.5s ease-in-out forwards;
    margin-bottom: 15px;
}

/* Tombol */
.button {
    display: inline-block;
    padding: 12px 30px;
    font-size: 16px;
    font-weight: bold;
    color: white;
    background: linear-gradient(45deg, #007bff, #00a2ff);
    border: none;
    border-radius: 30px;
    cursor: pointer;
    text-decoration: none;
    transition: 0.3s;
    box-shadow: 0 4px 10px rgba(0, 162, 255, 0.5);
}

.button:hover {
    background: linear-gradient(45deg, #00a2ff, #007bff);
    transform: scale(1.05);
}

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

@keyframes fadeInText {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 15px 0;
    background: rgba(0, 0, 0, 0.8);
    text-align: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.navbar a {
    color: white;
    text-decoration: none;
    font-size: 16px;
    margin: 0 15px;
    transition: 0.3s;
}

.navbar a:hover {
    color: #00a2ff;
}

/* Responsif untuk ukuran layar berbeda */
@media screen and (max-width: 768px) {
    .container {
        width: 95%;
        padding: 20px;
    }

    h1 {
        font-size: 22px;
    }

    .description {
        font-size: 16px;
    }

    .button {
        font-size: 14px;
        padding: 10px 25px;
    }

    .navbar a {
        font-size: 14px;
        margin: 0 10px;
    }
}

@media screen and (max-width: 480px) {
    .container {
        width: 100%;
        padding: 15px;
    }

    h1 {
        font-size: 20px;
    }

    .description {
        font-size: 14px;
    }

    .button {
        font-size: 12px;
        padding: 8px 20px;
    }

    .navbar {
        padding: 10px 0;
    }

    .navbar a {
        font-size: 12px;
        margin: 0 5px;
    }
}