body {
    min-height: 100vh;
    background: #f5f7fb;
}

.login-card {
    max-width: 420px;
    border: 0;
    border-radius: 18px;
    box-shadow: 0 15px 40px rgba(0,0,0,.08);
}

.brand-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

/* === INPUTS === */
.input-group {
    transition: all 0.2s ease-in-out;
}

.input-group-text {
    background-color: #fff;
    border-right: 0;
    opacity: 0.7;
    border-radius: 8px 0 0 8px !important;
}

.form-control {
    border-left: 0;
    border-radius: 0 8px 8px 0 !important;
    height: 42px;
    box-shadow: none !important;
    transition: border-color 0.2s ease-in-out;
}

    .form-control:focus {
        border-color: #1a73e8;
        box-shadow: 0 0 0 0.2rem rgba(26, 115, 232, 0.25);
        z-index: 2;
    }

.input-group:focus-within .input-group-text {
    border-color: #1a73e8;
    opacity: 1;
}

/* === BOTÓN DEL OJO === */
.btn-toggle {
    border: 1px solid #ced4da;
    border-left: 0;
    background-color: #fff;
    border-radius: 0 8px 8px 0 !important;
    transition: background-color 0.2s ease;
}

    .btn-toggle:hover {
        background-color: #f8f9fa;
    }

    .btn-toggle:focus {
        box-shadow: none !important;
    }

/* === VALIDACIÓN === */
.field-validation-error {
    color: #d9534f;
    font-size: 0.85rem;
}


.input-group input[type="password"],
.input-group input[type="text"]#pwd {
    border-top-right-radius: 0 !important;
    border-bottom-right-radius: 0 !important;
}

.alert-danger {
    border-radius: 8px;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    background-color: #f8d7da;
    color: #842029;
    border: 1px solid #f5c2c7;
}