:root {
    --dark-blue-header: hsl(217, 28%, 15%);
    --dark-blue-main: hsl(218, 28%, 13%);
    --dark-blue-footer: hsl(216, 53%, 9%);
    --dark-blue-feedback: hsl(219, 30%, 18%);
    --white-color: hsl(0, 0%, 100%);
    --color-paragraph: hsl(0, 0%, 57%);
}

h1, h2, h3, p {
    color: var(--white-color);
}

.header {
    background-color: var(--dark-blue-header);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 40px;
}

.header img {
    margin-left: 40px;
}

.header .header_navegacao ul {
    list-style: none;    
    display: flex;
    margin-right: 50px;
}

.header .header_navegacao ul li {
    padding: 0 10px;
}

.header .header_navegacao ul li a {
    text-decoration: none;
    color: var(--white-color);
    font-family: 'Raleway', sans-serif;
}

.header .header_navegacao ul li a:hover {
    text-decoration: underline;
    font-weight: 700;
}

main {
    margin-top: -20px;
}

.bg_header {
    background-color: var(--dark-blue-header);
}

.bg_header section {
    max-width: 100%;
    text-align: center;
}

.bg_header section header img {
    margin-top: 50px;
    width: 530px;
}

.bg_header section article h1 {
    font-size: 2em;
    margin: 0px;
    padding: 35px;
    font-family: 'Open Sans', sans-serif;
}

.bg_header section article p {
    font-size: 1em;
    color: hsl(0, 0%, 57%);
    font-family: 'Open Sans', sans-serif;
    width: 40%;
    margin: 0 auto;
}

.bg_header section article button {
    padding: 10px 50px;
    border-radius: 50px;
    -moz-border-radius: 50px;
    -webkit-border-radius: 50px;
    border: 0;
    background-color: hsl(198, 60%, 50%);
    color: var(--white-color);
    font-family: 'Raleway', sans-serif;
    margin-top: 20px;
}

.bg_header section article button:hover {
    background-color: hsl(176, 68%, 64%);
}

/* .bg_wave{
    background-color: var(--dark-blue-main);
} */

body, html {
    height: 100%;
    margin: 0;
}

.bg_curvy_desktop {
    background-image: url('../../images/bg-curvy-desktop.svg');
    background-repeat: no-repeat;
    background-color: var(--dark-blue-header);
}

.bg_main {
    background-color: var(--dark-blue-main);
}

.services {
    display: flex;
    padding-top: 20px;
    flex-wrap: wrap;
    justify-content: space-between;
    width: 100%;
}

.services article {
    flex-basis: 50%;
    text-align: center;
}

.services article p {
    width: 50%;
    padding-left: 25%;
    color: hsl(0, 0%, 57%);
    font-family: 'Open Sans', sans-serif;
}

.stay_productive {
    display: flex;
    justify-content: space-evenly;
    margin: 80px 20px 20px 20px;
    align-items: center;
}

.stay_productive .stay_productive_img {
    width: 480px;
}

.stay_productive .stay_productive_article_img {
    margin: 0 60px 0 80px;
}

.stay_productive .stay_productive_information {
    margin-right: 140px;
}

.stay_productive .stay_productive_information h2 {
    font-size: 2em;
    font-family: 'Open Sans', sans-serif;
}

.stay_productive .stay_productive_information p {
    color: hsl(0, 0%, 57%);
    font-family: 'Open Sans', sans-serif;
}

.stay_productive .stay_productive_information a {
    text-decoration: none;
    color: hsl(176, 68%, 64%);
    border-bottom: 1px solid hsl(176, 68%, 64%);
    padding-bottom: 2px;
    font-family: 'Open Sans', sans-serif;
}

.stay_productive .stay_productive_information a:hover {
    color: var(--white-color);
    border-bottom: 1px solid var(--white-color);
}

/*social proof*/
.social_proof {
    display: flex;
    margin: 0 50px;
    padding-bottom: 20px;
}

.social_proof header img {
    position: absolute;
    margin-left: 14px;
    z-index: 1;
}

.social_proof article {
    background-color: hsl(219, 30%, 18%);
    margin: 0 20px;
    padding: 0 20px;
    margin-top: 30px;
    margin-bottom: 20px;
    border-radius: 5px;
    z-index: 2;
}

.social_proof article .social_proof_img_information {
    display: flex;
    margin: 20px 0;
}

.social_proof article .social_proof_img_information div {
    flex-direction: column;
    margin-left: 20px;
}

.social_proof article .social_proof_img_information div h3 {
    font-size: 1em;
    font-family: 'Open Sans', sans-serif;
}

.social_proof article .social_proof_img_information div p {
    font-size: 0.8em;
    color: hsl(0, 0%, 57%);
    font-family: 'Open Sans', sans-serif;
}

.social_proof article .social_proof_img_information div h3,
.social_proof article .social_proof_img_information div p {
    margin: 2px 0;
    font-family: 'Open Sans', sans-serif;
} 

.social_proof article img {
    width: 30px;
    height: 30px;
    margin-top: 5px;
    border-radius: 50%;
}

.social_proof article .social_proof_description {
    color: hsl(0, 0%, 57%);
    font-size: 1.1em;
    font-family: 'Open Sans', sans-serif;
}

/* FORMULARIO DE ENVIO DE EMAIL PARA DÚVIDAS E SUPORTE */
.form_support {
    background-color: hsl(218, 28%, 13%);
    /* width: 50%; */
    /* margin-left: 25%; */
    justify-content: center;
    padding-bottom: 10px;
    z-index: 1;
    margin-top: -20px;
}

.form_support .container_support {
    background-color: hsl(219, 30%, 18%);
    width: 50%;
    margin-left: 25%;
    justify-content: center;
    border-radius: 10px;
    padding-bottom: 10px;
    z-index: 2;
    position: relative;
    top: 90px;
}

.form_support h2 {
    padding-top: 20px;
    text-align: center;
    font-size: 1.2em;
    font-weight: 700;
    font-family: 'Open Sans', sans-serif;
}

.form_support p {
    padding-top: 10px;
    text-align: center;
    color: hsl(0, 0%, 57%);
    font-size: 1em;
    padding: 0 20px 0 20px;
    font-family: 'Open Sans', sans-serif;
}

.form_support input {
    border-radius: 20px;
    width: 50%;
    margin-bottom: 20px;
    margin-left: 60px;
    padding: 10px;
    border: 0;
    margin-top: 10px;
}

.form_support button {
    border-radius: 20px;
    width: 150px;
    margin-bottom: 20px;
    margin-left: 20px;
    padding: 10px;
    border: 0;
    background-color: hsl(198, 60%, 50%);
    color: var(--white-color);
    font-family: 'Raleway', sans-serif;
}

.form_support button:hover {
    background-color: hsl(176, 68%, 64%);
}

.footer {
    background-color: var(--dark-blue-footer);
}

.container_footer {
    display: flex;
    justify-content: space-around;
    align-items: flex-start;
    max-width: 100%;
    padding: 10% 0;
}

.container_footer .logo_and_description {
    width: 24%;
    font-family: 'Open Sans', sans-serif;
}

.container_footer .logo_and_description article {
    display: flex;
}

.container_footer .logo_and_description article img {
    padding-top: 20px;
    padding-right: 10px;
    height: 20px;
}

.container_footer .logo_and_description article p {
    margin-top: 10px;
    font-family: 'Open Sans', sans-serif;
}

.container_footer .footer_contact {
    margin-top: 50px;
}

.container_footer .footer_contact p {
    font-family: 'Open Sans', sans-serif;
}

.container_footer .footer_contact img {
    padding-right: 15px;
}

.container_footer .menu_footer {
    margin-top: 50px;
    margin-right: -80px;
}

.container_footer .menu_footer nav ul {
    list-style: none;
}

.container_footer .menu_footer nav li, .container_footer .menu_footer_information nav li {
    color: var(--white-color);
    padding: 5px 0;
    font-family: 'Open Sans', sans-serif;
}

.container_footer .menu_footer nav li:hover, .container_footer .menu_footer_information nav li:hover {
    font-weight: 700;
}

.container_footer .menu_footer_information {
    margin-top: 76px;
}

.container_footer .menu_footer_information nav ul {
    margin-top: -10px;
    list-style: none;
}

.social_media {
    margin-top: 70px;
}

.social_media img {
    width: 20px;
}

.attribution {
    padding-bottom: 10px;
    font-size: 11px; text-align: center;
}

.attribution a {
    color: hsl(228, 45%, 44%); 
}

@media (max-width: 375px)
{

    body {
        max-width: 610px;
        width: 610px;
    }

    .header .header_navegacao ul li {
        font-size: 1.3em;
    }

    .bg_header section header img {
        margin-top: 80px;
    }

    .bg_curvy_mobile {
        background-image: url('../../images/bg-curvy-desktop.svg');
        background-repeat: no-repeat;
        background-color: var(--dark-blue-header);
        background-size: 600px 500px;
    }

    .bg_header section article h1 {
        font-size: 2.1em;
    }

    .bg_header section article p {
        font-size: 1.5em;
        color: var(--white-color);
        margin: 0 50px 40px 50px;
        width: 80%;
    }

    .bg_header section article button {
        padding: 20px 80px;
        border-radius: 50px;
        font-size: 1.2em;
    }

    .services {
        flex-direction: column;
        padding-top: 100px;
        margin: 0;
    }

    .services article img {
        width: 18%;
    }

    .services article h2 {
        font-size: 2em;
    }

    .services article p {
        font-size: 1.6em;
        width: 80%;
        padding: 0 0 0 60px;
        margin-bottom: 100px;
    }

    .stay_productive {
        flex-direction: column;
        padding-bottom: 160px;
    }

    .stay_productive .stay_productive_information {
        margin: 0;
        padding: 0 20px;
    }

    .stay_productive .stay_productive_information h2 {
        font-size: 1.8em;
        font-weight: 600;
    }

    .stay_productive .stay_productive_information p {
        font-size: 1.4em;
        font-weight: 400;
        color: var(--white-color);
    }

    .stay_productive .stay_productive_information a {
        font-size: 1.2em;
    }

    .social_proof {
        flex-direction: column;
        padding-bottom: 100px;
    }

    .social_proof header img {
        margin-left: 25px;
        width: 40px;
    }

    .social_proof article .social_proof_description {
        margin-top: 30px;
    }

    .form_support .container_support {
        margin: auto 50px;
        width: 84%;
    }

    .form_support {
        margin-top: -22px;
    }

    .form_support h2 {
        font-size: 1.6em;
        padding-top: 40px;
    }

    .form_support p {
        color: var(--white-color);
    }

    .form_support input {
        width: 83%;
        margin-left: 40px;
        padding: 20px 0 20px 10px;
        border-radius: 50px;
        -moz-border-radius: 50px;
        -webkit-border-radius: 50px;
    }

    .form_support button {
        width: 85%;
        margin-left: 40px;
        padding: 20px 0 20px 10px;
        font-size: 1em;
        border-radius: 50px;
        -moz-border-radius: 50px;
        -webkit-border-radius: 50px;
    }

    .container_footer {
        padding-top: 25%;
        flex-direction: column;
        padding-left: 20px;
    }

    .container_footer p {
        font-size: 1.2em;
    }

    .container_footer .logo_and_description {
        width: 80%;
    }

    .container_footer .logo_and_description article {
        margin-top: 20px;
    }

    .container_footer .footer_contact {
        margin-top: 5px;
    }

    .container_footer .menu_footer {
        margin-left: 0;
    }

    .container_footer .menu_footer nav ul, .container_footer .menu_footer_information nav ul {
        margin-left: -40px;
    }

    .container_footer .menu_footer_information {
        margin-top: 50px;
    }

    .social_media {
        margin-top: 50px;
        width: 100%;
        text-align: center;
    }

    .social_media img {
        width: 30px;
    }
}