@import url("mobile-menu.css");
@import url("languages.css");

html {
    box-sizing: border-box;
    margin: 0; /* Reset default body margin */
    padding: 0; /* Reset default body padding */
    /*filter： grayscale(100%);
    -webkit-filter: grayscale(100%);*/
  }
  
  *,
  *::before,
  *::after {
    box-sizing: inherit;
  }
  body {
    margin: 0; 
    padding: 0; 
    background: #F4F4F4;
    min-height: 100vh;
    margin-inline: 0; 
    padding-block-start: 0; 
    padding-block-end: 0; 
    display: flex;
    flex-direction: column;
    width:100%;
    overflow-x: hidden;
  }
    body.locked {
        overflow-y: hidden;
    }

header {
    position: sticky;
    top: 0;
    background-color: white;
    z-index: 10;
    transition:0.3s;
}


main{
    flex-grow:1;
}

  .main-nav{
    flex:1;
  }

.main-nav ul{
    list-style:none;
    padding:0;
}
.main-nav li{
    position:relative;
}
.main-nav a,
.main-nav a:hover{
    text-decoration: none;
}
.main-nav ul.lv0 {
    display: flex;
    align-items: center;
}


.main-nav ul.lv0 ul {
    display:none;
    opacity: 0;
    position: absolute;
    animation-duration: 0.3s;
    animation-timing-function: ease-in-out;
    animation-fill-mode: forwards;
    transition: 0.3s;
}

.main-nav ul.lv0 > li:hover > ul {
    display:block;
    animation-name: menuFadeIn;
}


.main-nav ul.lv1 {
    top: 100%;
    left: 0;
}
.main-nav ul.lv1 ul {
    top: 0;
    left: 100%;
}

    .main-nav ul.lv1 li:hover > ul {
        display: block;
        animation-name: menuFadeIn;
        transition: none;
    }

@keyframes menuFadeIn {
    0% {
        opacity: 0;
    }

    100% {
        opacity: 1;
    }
}



/* Mobile Main Menu */
.header-wrapper-mobile {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 1rem;
}

.mobile-menu-btn {
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem 1rem;
}

.post-list-pagination {
    display: flex;
    gap: 1rem;
}

.back-to-top {
    position: fixed;
    bottom: 6vh;
    right: 6vw;
    z-index: 10000;
    width: 42px;
    height: 42px;
    background-color: var(--primary-color-lighter);
    border-radius: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    cursor: pointer;
    transition: 0.2s;
    opacity: 0;
    visibility: hidden;
}

    .back-to-top.show {
        opacity: 1;
        visibility: visible;
    }


a{
    text-decoration: none;
    transition: all 0.3s;
    display: inline-block;
    cursor: pointer;
}

img{
    display:inline-block;
    max-width:100%;
}

p:first-child{
    margin-block-start: 0;
}
p:last-child{
    margin-block-end: 0;
}