/* Variabel CSS untuk kemudahan perubahan */
:root {
    --main-color: #00FFFF; /* Biru Neon */
    --background-color: #111; /* Hitam gelap */
    --text-color: #fff;
    --glow-spread: 0 0 15px 5px var(--main-color);
}

body {
    background-color: var(--background-color);
    color: var(--text-color);
    font-family: 'Arial', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    overflow: hidden; /* Mencegah scroll */
}

.login-container {
    background: #1a1a1a; /* Latar belakang form lebih terang sedikit */
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 0 30px rgba(0, 255, 255, 0.5); /* Glowing di sekitar container */
    width: 350px;
    border: 1px solid var(--main-color);
}

.login-form h2 {
    text-align: center;
    margin-bottom: 30px;
    color: var(--main-color);
    text-shadow: 0 0 10px var(--main-color); /* Teks judul glowing */
}

/* --- Input Group Styling --- */
.input-group {
    position: relative;
    margin-bottom: 30px;
}

.input-group input {
    width: 100%;
    padding: 10px 0;
    background: transparent;
    border: none;
    border-bottom: 2px solid #555;
    outline: none;
    color: var(--text-color);
    font-size: 1em;
    transition: border-bottom-color 0.3s, box-shadow 0.3s;
}

.input-group label {
    position: absolute;
    top: 10px;
    left: 0;
    color: #aaa;
    pointer-events: none;
    transition: 0.5s;
}

/* Efek saat input diisi atau difokuskan */
.input-group input:focus ~ label,
.input-group input:valid ~ label {
    top: -20px;
    color: var(--main-color);
    font-size: 0.8em;
    text-shadow: 0 0 5px var(--main-color);
}

.input-group input:focus {
    border-bottom-color: var(--main-color);
    box-shadow: 0 1px 0 0 var(--main-color); /* Garis bawah glowing saat fokus */
}


/* --- Tombol Glowing --- */
.glowing-btn {
    width: 100%;
    background: var(--main-color);
    border: none;
    padding: 10px;
    border-radius: 5px;
    color: #000;
    font-size: 1.1em;
    font-weight: bold;
    cursor: pointer;
    box-shadow: var(--glow-spread);
    transition: background 0.3s, box-shadow 0.3s;
    text-transform: uppercase;
}

.glowing-btn:hover {
    background: #fff;
    color: var(--main-color);
    box-shadow: 0 0 20px 7px var(--main-color); /* Efek glowing lebih kuat saat hover */
}

.forgot-password {
    text-align: center;
    margin-top: 20px;
    font-size: 0.9em;
}

.forgot-password a {
    color: var(--main-color);
    text-decoration: none;
    transition: color 0.3s, text-shadow 0.3s;
}

.forgot-password a:hover {
    color: #fff;
    text-shadow: 0 0 5px var(--main-color);
}

/* --- Styling Judul --- */
.main-title {
    color: var(--main-color); /* Menggunakan warna biru glowing */
    text-align: center;
    font-size: 2.5em;
    margin-top: 0;
    margin-bottom: 20px;
    /* Efek Glowing */
    text-shadow: 0 0 10px var(--main-color), 0 0 20px rgba(0, 255, 255, 0.7);
    letter-spacing: 3px;
}

/* Modifikasi agar kontainer login lebih lebar untuk menampung judul */
.login-container {
    background: #1a1a1a;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 0 30px rgba(0, 255, 255, 0.5);
    /* Lebarkan container agar judul terlihat baik */
    width: 400px; 
    border: 1px solid var(--main-color);
}