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

body, html {
    height: 100%;
}

/* Background Image Full Screen */
.bg-image {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('https://images.unsplash.com/photo-1464822759023-fed622ff2c3b?auto=format&fit=crop&w=1350&q=80');
    background-size: cover;
    background-position: center;
    z-index: -1;
}

/* Efek Kotak Blur (Glassmorphism) */
.login-card {
    background: rgba(255, 255, 255, 0.1); /* Putih transparan */
    backdrop-filter: blur(10px); /* Efek Blur */
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    width: 100%;
    max-width: 380px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

.form-control {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
}

.form-control:focus {
    background: rgba(255, 255, 255, 0.25);
    color: white;
    border-color: #0d6efd;
    box-shadow: none;
}

.form-control::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

/* Tombol Biru Standar */
.btn-primary {
    background-color: #0d6efd;
    border: none;
    font-weight: bold;
}

.btn-primary:hover {
    background-color: #0b5ed7;
}