body {
    background-color: #f8f9fa;
}

.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 2rem;
}

.login-card {
    background: #ffffff;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    overflow: hidden;
    width: 100%;
    max-width: 580px;
    margin: 0 auto;
}

.login-header {
    background-color: #0b63f6;
    padding: 2.5rem;
    text-align: center;
}

.login-header h1 {
    color: #ffffff;
    font-weight: 700;
    font-size: 1.8rem;
    margin: 0;
}

.login-body {
    padding: 3rem;
}

.form-floating > .form-control:focus ~ label,
.form-floating > .form-control:not(:placeholder-shown) ~ label {
    color: #0b63f6;
}

.form-control:focus {
    border-color: #0b63f6;
    box-shadow: 0 0 0 0.25rem rgba(11, 99, 246, 0.25);
}

.btn-primary {
    background-color: #0b63f6;
    border: none;
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
}

.btn-primary:hover {
    background-color: #0849bd;
}

.alert {
    border-radius: 10px;
    border: none;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.alert-danger {
    background-color: #ffe5e5;
    color: #ff3366;
}

.alert-success {
    background-color: #e5ffe5;
    color: #33cc33;
}

.login-footer {
    text-align: center;
    margin-top: 2rem;
    font-size: 0.9rem;
    color: #6c757d;
}