/* Background Gradient */
.bg-auth {
    background: linear-gradient(135deg, #0a2351, #1e3c72, #2a5298);
    background-size: 400% 400%;
    animation: gradientMove 10s ease infinite;
    min-height: 100vh;
}

/* Animasi gradient */
@keyframes gradientMove {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Glass Card */
.glass-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    color: white;
}

/* Glass Input */
.glass-input {
    background: rgba(255, 255, 255, 0.15);
    border: none;
    color: white;
}

.glass-input:focus {
    background: rgba(255, 255, 255, 0.25);
    color: white;
    box-shadow: none;
}

/* Label biar putih */
.form-floating > label {
    color: rgba(255, 255, 255, 0.8);
}

/* Button */
.btn-signin {
    background: linear-gradient(45deg, #638c8b, #6c95dc);
    border: none;
    transition: 0.3s ease;
}

.btn-signin:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.4);
}