:root {
    --clr-bg-start: #8ec5f9;
    --clr-bg-end: #3c8bd7;
    --clr-primary: #316081;
    --clr-primary-dark: #254b63;
    --clr-card-bg: #ffffff;
    --clr-text: #333333;
    --clr-heading: #1c2834;
    --radius: 10px;
    --shadow: rgba(0, 0, 0, 0.12);
    --space: 1rem;
}

body {
    margin: 0;
    padding: 0;
    background: linear-gradient(0deg,var(--clr-bg-start) 0%, var(--clr-bg-end) 80%);
    font-family: "Inter", sans-serif;
    color: var(--clr-text);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.login-card {
    background: var(--clr-card-bg);
    width: 420px;
    padding: 2rem 2.5rem;
    border-radius: var(--radius);
    box-shadow: 0 4px 25px var(--shadow);
}

.login-logo {
    display: block;
    margin: 0 auto 1.5rem auto;
    max-width: 75%;
}

.login-title {
    font-size: 1.8rem;
    color: var(--clr-heading);
    font-weight: 600;
    text-align: center;
    margin-bottom: 1rem;
}

.form-floating {
    margin-bottom: 1rem;
}

.form-control {
    padding: 1rem;
    border-radius: var(--radius);
    border: 1px solid #c7d1d9;
}

    .form-control:focus {
        border-color: var(--clr-primary);
        box-shadow: 0 0 0 .2rem rgba(49, 96, 129, .25);
    }

#login-submit {
    background-color: var(--clr-primary);
    border: none;
    padding: 0.9rem;
    border-radius: var(--radius);
    font-size: 1.1rem;
    font-weight: 500;
    width: 100%;
    color: white;
    transition: background-color .25s;
}

    #login-submit:hover {
        background-color: var(--clr-primary-dark);
    }

.login-footer {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.85rem;
}

    .login-footer a {
        color: var(--clr-primary);
        cursor: pointer;
        text-decoration: none;
    }

/* SEZIONE NASCOSTA con slide-down */
.forgot-panel {
    margin-top: 1rem;
    background: #eef3f7;
    padding: 1rem;
    border-radius: var(--radius);
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
    overflow: hidden;
    max-height: 0;
    opacity: 0;
    transition: all .4s ease;
}

    .forgot-panel.open {
        max-height: 200px;
        opacity: 1;
    }

.forgot-item {
    display: flex;
    align-items: center;
    margin-bottom: .7rem;
    font-size: 1rem;
}

    .forgot-item i {
        font-size: 1.5rem;
        margin-right: .7rem;
        color: var(--clr-primary);
    }

a {
    color: var(--clr-primary);
    text-decoration: none;
    align-self:end;
}
    a:hover {
        color: var(--clr-primary-dark);
    }

.form-check-input:checked {
    background-color: var(--clr-primary);
    border-color: var(--clr-primary);
}

.form-floating > .form-control-plaintext ~ label::after,
.form-floating > .form-control:focus ~ label::after,
.form-floating > .form-control:not(:placeholder-shown) ~ label::after,
.form-floating > .form-select ~ label::after {
    background-color: transparent !important; /* elimina lo sfondo grigio */
}