body {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: linear-gradient(75deg, #E3000F 0%, #9B1C7E 40%, #0051FF 100%);
    overflow-x: hidden;
}

body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    
    background-image: url('../assets/img/mgb_logo.png');
    
    background-repeat: repeat;
    background-size: 150px;
    background-position: center;
    
    opacity: 0.3;
    mix-blend-mode: multiply; 
    z-index: -1;
    pointer-events: none;
}

.login-card {
    background-color: #fff;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    border-radius: 12px;
    width: 100%;
    margin-bottom: 20px;
    border: none;
    
    opacity: 0;
    transform: translateY(30px) scale(0.9);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.login-card.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.card-img-top {
    width: 100%;
    height: auto;
    border-top-left-radius: 12px;
    border-top-right-radius: 12px;
}

.btn-primary {
    background: #0051FF;
    border: none;
    transition: background 0.3s ease;
}

.btn-primary:hover {
    background: #9B1C7E;
}
.btn-input-style {
    border-color: #dee2e6 !important;
    color: #6c757d;
    padding: 0.375rem 0.75rem;
    border-left: none;
    background-color: #fff;
}
.btn-input-style:hover {
    background-color: #f8f9fa;
    border-color: #dee2e6 !important;
    color: #0051FF;
}

.btn-input-style:focus {
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
    border-color: #86b7fe !important;
    z-index: 3;
}