* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    text-decoration: none;
    font-family: "Roboto", sans-serif;
}

body {
    overflow-x: hidden;
}

.central {
    width: 70%;
    margin: auto;
}

/*Cabeçalho---------------------------------------------------------*/
header {
    width: 100%;
    position: fixed;
    background-color: #fff;
    z-index: 1;
}

.nav img {
    width: 130px;
    margin: 5px 0;
}

.nav {
    display: flex;
    justify-content: space-between;

}

.nav {
    display: flex;
    align-items: center;
}

.nav a {
    padding-left: 10px;
    color: #000000;
}

.nav a:hover {
    color: #838383;
}

/*banner---------------------------------------------------------*/

.banner {
    width: 100%;
}

.cont-banner {
    width: 100%;
    height: 400px;
    background-image: url('../imagens/contato/thisam.jpg');
    background-size: cover;

}

.cont-banner h1 {
    text-align: center;
    padding-top: 200px;
    color: #ffffff;
    text-transform: uppercase;
    font-weight: 400;
    font-size: 52px;
}

/*Formulário---------------------------------------------------------*/

.container {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 80px;
}

.form-container {
    background: #ffffff;
    border: 1px solid #e1e5e9;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
    padding: 40px;
    width: 100%;
    max-width: 400px;
}

h1 {
    text-align: center;
    margin-bottom: 8px;
    font-size: 28px;
    font-weight: 600;
    color: #4f4f4f;
}

.subtitle {
    text-align: center;
    margin-bottom: 30px;
    color: #949494;
    font-size: 14px;
}

.input-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    color: #4a5568;
    font-size: 14px;
}

input[type="text"],
input[type="tel"] {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #d2d6dc;
    border-radius: 6px;
    font-size: 16px;
    transition: border-color 0.2s, box-shadow 0.2s;
    background-color: #ffffff;
}

input[type="text"]:focus,
input[type="tel"]:focus {
    outline: none;
    border-color: #3182ce;
    box-shadow: 0 0 0 3px rgba(49, 130, 206, 0.1);
}

button {
    width: 100%;
    background-color: #3b3b3b;
    color: white;
    padding: 14px 20px;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.1s;
    position: relative;
}

button:hover:not(:disabled) {
    background-color: #797979;
    transform: translateY(-1px);
}

button:active {
    transform: translateY(0);
}

button:disabled {
    background-color: #a0aec0;
    cursor: not-allowed;
    transform: none;
}

.loading {
    display: none;
}

.loading.show {
    display: inline;
}

.hidden {
    display: none;
}

.message {
    margin-top: 20px;
    padding: 12px 16px;
    border-radius: 6px;
    text-align: center;
    font-size: 14px;
    font-weight: 500;
}

.message.success {
    background-color: #f0fff4;
    color: #38a169;
    border: 1px solid #9ae6b4;
}

.message.error {
    background-color: #fed7d7;
    color: #e53e3e;
    border: 1px solid #feb2b2;
}

/*Redes---------------------------------------------------------*/

.redes {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.redes a {
    background-color: #3b3b3b;
    color: #fff;
    margin-bottom: 20px;
    padding: 10px 100px;
    border-radius: 6px;
}

.redes a:hover {
    background-color: #797979;
    transform: translateY(-1px);
}

/*Rodapé---------------------------------------------------------*/

.rodape {
    width: 100%;
    height: 300px;
    background-color: #151515;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.rodape img {
    width: 150px;
    margin: 20px 0;
}

.rodape a {
    color: #fff;
    font-size: 14px;
    padding: 20px;
}

.rodape a:hover {
    color: #838383;
}

.rodape p {
    padding-top: 100px;
    color: #fff;
}

/*Responsividade----------------------------*/

/*Celulares*/

@media (max-width: 430px) {

    .central {
        width: 95%;
        margin: auto;
    }

    .nav img {
        width: 90px;
    }

    .nav a {
        padding: 5px;
        font-size: 12px;
    }

    .banner {
        padding-top: 70px;
    }

    .cont-banner {
        width: 100vw;
        height: 200px;
        background-size: cover;
        background-position: center;

    }

    .cont-banner h1 {
        font-size: 22px;
        padding-top: 90px;

    }

    .rodape a {
        padding: 10px;
    }

    .container {
        padding: 40px;
    }

}

/*Tablets*/

@media (min-width: 431px) and (max-width: 768px) {
    .central {
        width: 95%;
        margin: auto;
    }

    .nav img {
        width: 90px;
    }

    .nav a {
        padding: 5px;
        font-size: 12px;
    }

    .banner {
        padding-top: 70px;
    }

    .cont-banner {
        width: 100vw;
        height: 300px;
        background-size: cover;
        background-position: center;

    }

    .cont-banner h1 {
        font-size: 22px;
        padding-top: 130px;

    }
}

/*Telas médias*/

@media (min-width: 769px) and (max-width: 850px) {
    .central {
        width: 95%;
        margin: auto;
    }

    .nav img {
        width: 90px;
    }

    .nav a {
        padding: 5px;
        font-size: 12px;
    }

    .banner {
        padding-top: 70px;
    }

    .cont-banner {
        width: 100vw;
        height: 300px;
        background-size: cover;
        background-position: center;

    }

    .cont-banner h1 {
        font-size: 22px;
        padding-top: 130px;

    }
}

/*Telas maiores*/

@media (min-width: 851px) and (max-width: 1024px) {
    .central {
        width: 95%;
        margin: auto;
    }

    .nav img {
        width: 90px;
    }

    .nav a {
        padding: 5px;
        font-size: 12px;
    }

    .banner {
        padding-top: 70px;
    }

    .cont-banner {
        width: 100vw;
        height: 300px;
        background-size: cover;
        background-position: center;

    }

    .cont-banner h1 {
        font-size: 22px;
        padding-top: 130px;

    }
}