* {

    margin: 0;
    padding: 0;
    box-sizing: border-box;

}


/* ===========================
        CORES
=========================== */

:root {

    --color-Light: #FFFFFF;
    --color-Black: #000000;
    --color-Orange: #ff6600;
    --color-Gray: #808080;

}


/* ===========================
        BODY
=========================== */

body {

    background: rgb(208, 208, 198);

    font-family: "Quicksand", sans-serif;

    overflow-x: hidden;

}


/* ===========================
        HEADER
=========================== */

.header-page {

    background: rgb(208, 208, 198);

    display: flex;

    justify-content: space-between;

    align-items: center;

    padding: 6px 20px;

    position: fixed;

    top: 0;

    left: 0;

    width: 100%;

    height: 85px;

    z-index: 1000;

}


/* ===========================
        LOGO
=========================== */

.logo {

    width: 160px;

    height: auto;

}


/* ===========================
        BOTÃO MENU
=========================== */

.menu-btn {

    width: 45px;

    height: 45px;

    background: none;

    border: none;

    color: var(--color-Gray);

    cursor: pointer;

    font-size: 25px;

    display: flex;

    justify-content: center;

    align-items: center;

}


/* ===========================
        MENU
=========================== */

.header-menu {

    display: none;

    position: fixed;

    top: 65px;

    right: 10px;

    background: #333;

    list-style: none;

    width: 220px;

    border-radius: 5px;

    z-index: 999;

    overflow: hidden;

}


/* MENU ATIVO */

.header-menu.ativo {

    display: block;

}


/* ITENS DO MENU */

.header-menu li {

    border-bottom: 1px solid #555;

}


.header-menu li:last-child {

    border-bottom: none;

}


/* LINKS */

.header-menu a {

    display: block;

    padding: 15px;

    text-decoration: none;

    color: var(--color-Light);

    transition: .3s;

}


/* HOVER */

.header-menu a:hover {

    color: var(--color-Orange);

    background: var(--color-Black);

    border-radius: 5px;

}


/* ===========================
        PÁGINA TEK BOND
=========================== */

.tekbond {

    width: 90%;

    max-width: 1400px;

    margin: 120px auto 80px;

}


/* ===========================
        CABEÇALHO DO PROJETO
=========================== */

.cabecalho-projeto {

    max-width: 750px;

    margin-bottom: 60px;

}


/* TÍTULO */

.cabecalho-projeto h1 {

    font-size: 64px;

    color: var(--color-Orange);

    margin-bottom: 20px;

}


/* TEXTO */

.cabecalho-projeto p {

    color: #4d4c4c;

    font-size: 22px;

    line-height: 1.8;

    text-align: justify;

}


/* ===========================
        GALERIA
=========================== */

.galeria {

    display: grid;

    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));

    gap: 20px;

}


/* IMAGENS */

.galeria img {

    width: 100%;

    height: 250px;

    object-fit: cover;

    border-radius: 12px;

    transition: .3s;

    cursor: default;

}


/* EFEITO AO PASSAR O MOUSE */

.galeria img:hover {

    transform: scale(1.03);

}


/* ===========================
        LIGHTBOX
=========================== */

.lightbox {

    display: none;

    position: fixed;

    top: 0;

    left: 0;

    width: 100%;

    height: 100%;

    background: rgba(0, 0, 0, .92);

    z-index: 9999;

    justify-content: center;

    align-items: center;

    padding: 30px;

}


/* LIGHTBOX ATIVO */

.lightbox.ativo {

    display: flex;

}


/* ===========================
        IMAGEM AMPLIADA
=========================== */

.lightbox img {

    max-width: 95%;

    max-height: 90vh;

    width: auto;

    height: auto;

    object-fit: contain;

    border-radius: 12px;

}


/* ===========================
        BOTÃO X
=========================== */

.fechar {

    position: absolute;

    top: 20px;

    right: 30px;

    width: 50px;

    height: 50px;

    background: none;

    border: none;

    color: var(--color-Light);

    font-size: 45px;

    cursor: pointer;

    z-index: 10000;

    display: flex;

    align-items: center;

    justify-content: center;

    transition: .3s;

}


/* HOVER DO X */

.fechar:hover {

    color: var(--color-Orange);

    transform: scale(1.1);

}


/* ===========================
        RESPONSIVO
=========================== */

@media (max-width: 768px) {


    /* TÍTULO */

    .cabecalho-projeto h1 {

        font-size: 42px;

    }


    /* TEXTO */

    .cabecalho-projeto p {

        font-size: 18px;

    }


    /* GALERIA */

    .galeria {

        grid-template-columns: repeat(2, 1fr);

    }


    /* IMAGENS */

    .galeria img {

        height: 180px;

    }


    /* LOGO */

    .logo {

        width: 140px;

    }


    /* LIGHTBOX */

    .lightbox {

        padding: 20px;

    }


    .lightbox img {

        max-width: 100%;

        max-height: 85vh;

    }


    /* X */

    .fechar {

        top: 10px;

        right: 15px;

        font-size: 38px;

    }

}


/* ===========================
        CELULAR PEQUENO
=========================== */

@media (max-width: 480px) {


    /* GALERIA */

    .galeria {

        grid-template-columns: 1fr;

    }


    /* IMAGENS */

    .galeria img {

        height: 220px;

    }


    /* PÁGINA */

    .tekbond {

        width: 92%;

        margin-top: 110px;

    }


    /* TÍTULO */

    .cabecalho-projeto h1 {

        font-size: 36px;

    }


    /* TEXTO */

    .cabecalho-projeto p {

        font-size: 16px;

        line-height: 1.6;

    }


    /* LIGHTBOX */

    .lightbox {

        padding: 15px;

    }


    .lightbox img {

        max-width: 100%;

        max-height: 82vh;

    }


    /* X */

    .fechar {

        top: 10px;

        right: 10px;

        font-size: 35px;

    }

}