.header {
    background-color: #ffffff;
    width: 100%;
    z-index: 9000;
    transition: all 0.3s ease;
    position: fixed; 
    top:0;
    left: 0;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}
.header__inner {
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-left: 10%;
}

.header__logo a {
    display: block;
}
.__contact{
    background-color: var(--color-primary);
    color: #ffffff;
    /*border-bottom-left-radius: 50px;*/
    background-image: url(../../img/header-contact-icon.svg);
    background-repeat: no-repeat;
    background-size: 60px;
    background-position: center;
    min-width: 110px;
    height: 100%;
}

.__contact span {
    position: absolute; 
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px; 
    overflow: hidden;
    clip: rect(0, 0, 0, 0); 
    white-space: nowrap;
    border-width: 0;
}
.gnav__list {
    display: flex;
    list-style: none;
}
.gnav__item a{
    padding: 30px 40px;
    display: inline-block;
    position: relative;
transition: ease .4s;
}
.gnav__item a:hover{
    color: var(--color-primary);
}
.gnav__item a:before{
    content: "";
position: absolute;
bottom:0;
left: 0;
width: 0%;
background-color: var(--color-primary);
height: 2px;
transition: ease .4s;
}
.gnav__item a:hover:before{
width: 100%;
}
.gnav__item .__contact:hover{
    background-color: #725848;
}
.gnav__item .__contact:hover:before{
width: 0;
}

.hamburger-btn {
    display: none;
}

@media (max-width: 768px) {
    .header__inner {
        padding: 15px 20px;
    }
    
    .header__logo a {
        font-size: 2rem;
    }

    .hamburger-btn {
        display: block;
        position: relative;
        width: 30px;
        height: 30px;
        background: none;
        border: none;
        cursor: pointer;
        z-index: 10000;
    }

    .hamburger-btn span {
        display: block;
        height: 2px;
        width: 100%;
        background-color: var(--color-primary);
        position: absolute;
        transition: transform 0.3s, opacity 0.3s;
    }

    .hamburger-btn span:nth-child(1) { top: 5px; }
    .hamburger-btn span:nth-child(2) { top: 14px; }
    .hamburger-btn span:nth-child(3) { top: 23px; }

    .hamburger-btn.is-active span:nth-child(1) {
        transform: translateY(9px) rotate(45deg);
    }
    .hamburger-btn.is-active span:nth-child(2) {
        opacity: 0;
    }
    .hamburger-btn.is-active span:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
    }

   .gnav {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%; 
        background-color: rgba(255, 255, 255, 1); 
        z-index: 9998; 
        opacity: 0;
        visibility: hidden; 
        transition: opacity 0.3s, visibility 0.3s;
    }

    .gnav.is-active {
        opacity: 1;
        visibility: visible;
        transition-delay: 0s; 
    }
    .gnav:not(.is-active) {
        transition: opacity 0.3s, visibility 0s linear 0.3s;
    }

    .gnav__list {
        display: block;
        padding-top: 80px;
        text-align: center;
    }
    
    .gnav__item a {
        display: block;
        padding: 20px 0; 
        font-size: 1.6rem;
        border-bottom:none;
    }
    
    .gnav__item a:before,
    .gnav__item a:hover:before {
        content: none;
    }

.__contact{
    background-color:unset;
    color:#333;
    border-radius:none;
    background-image:none;
    min-width: 110px;
    height: auto;
}

.__contact span {
    position: relative;
    width: unset;
    height: unset;
    margin: 0;
    padding: 0;
}
}
/* nav animation */
.gnav__item {
    opacity: 1;
    transform: translateY(0);
    transition: none;
}

@media screen and (max-width: 768px) {
    .gnav__item {
        opacity: 0;
        transform: translateY(20px);
        transition: opacity 0.4s ease, transform 0.4s ease;
    }

    .gnav.is-active .gnav__item:nth-child(1) { transition-delay: 0s; }
    .gnav.is-active .gnav__item:nth-child(2) { transition-delay: 0.2s; }
    .gnav.is-active .gnav__item:nth-child(3) { transition-delay: 0.4s; }
    .gnav.is-active .gnav__item:nth-child(4) { transition-delay: 0.6s; }
    .gnav.is-active .gnav__item:nth-child(5) { transition-delay: 0.8s; }

    .gnav.is-active .gnav__item {
        opacity: 1;
        transform: translateY(0);
    }
}