body {
    margin: 0;
    min-height: 100vh;
    font-family: 'Segoe UI',sans-serif;
    background: linear-gradient( 135deg, #6EA8FE, #B8A1FF );
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-card {
    margin:30px 0px;
    width: 100%;
    max-width: 420px;
    background: white;
    border-radius: 30px;
    padding: 35px;
    box-shadow: 0 20px 40px rgba(0,0,0,.15);
}

.logo-circle {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    background: linear-gradient( 135deg, #6EA8FE, #B8A1FF );
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 38px;
    margin: auto;
}

.app-title {
    font-size: 26px;
    font-weight: 700;
    color: #1E293B;
}

.app-subtitle {
    color: #64748B;
}

.form-control {
    height: 55px;
    border-radius: 15px;
}

.input-group-text {
    border-radius: 15px 0 0 15px;
}

.btn-login {
    height: 55px;
    border: none;
    border-radius: 15px;
    background: linear-gradient( 135deg, #6EA8FE, #B8A1FF );
    font-weight: 600;
    line-height: 40px;
}

.footer-text {
    color: #64748B;
    font-size: 13px;
}