* {
    box-sizing: border-box;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, "Noto Sans", sans-serif;
}

html, body {
    width: 100%;    
    margin: 0;
    padding: 0;
}

body {
    min-height: 100vh;
    overflow-x: hidden;
    display: grid;
    grid-template-rows: auto 1fr auto;
    grid-template-columns: 100%;
    font-size: 16px;
    line-height:1.5;
}
    body.locked {
        overflow-y: hidden;
    }

header {
    position: relative;
    width: 100%;
    background: #fff;
    animation-duration: 0.5s;
    transition: 0.5s;
}
    header.sticky {
        position: fixed;
        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        z-index: 100;
        animation-name: stickySlideDown;
        transition: none;
    }
.logo a {
    display:block;
}
@keyframes stickySlideDown {
    0% {
        opacity: 0.7;
        transform: translateY(-100%);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Main Menu */
.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;
    justify-content: flex-start;
}


.main-nav ul.lv0 ul {
    display: none;
    position: absolute;
    animation-duration: 0.3s;
    transition: 0.3s;
}

.main-nav ul.lv0 > li:hover > ul {
    display: block;
    animation-name: menuSlideDown;
    transition: none;
}

.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: menuSlideRight;
        transition: none;
    }

@keyframes menuSlideDown {
    0% {
        opacity: 0.5;
        transform: translateY(-30%);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes menuSlideRight {
    0% {
        opacity: 0.5;
        transform: translateX(-15%);
    }

    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 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;
}
#overlay {
    background: rgba(0,0,0,0.7);
    position: fixed;
    display: none;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    z-index: 998;
}

    #overlay.show {
        display: block;
    }

#mobile-menu-wrapper {
    position: fixed;
    display: block;
    top: 0;
    right: 0;
    width: 100%;
    max-width: 360px;
    height: 100vh;
    background: #fff;
    box-shadow: -2px 0 10px rgba(0,0,0,0.2);
    z-index: 999;
    overflow-x: hidden;
    overflow-y: auto;
    transform: translateX(100%);
    transition: all 0.3s ease;
}

    #mobile-menu-wrapper.open {
        transform: translateX(0%);
    }


.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: end;
    height: 60px;
}

    .mobile-menu-header > .close-btn {
        font-size: 2rem;
        padding: 4px 1rem;
        cursor:pointer;
    }

.mobile-menu {
    display: block;
    width: 100%;
    background: #fff;
    overflow-y: auto;
}
    .mobile-menu ul {
        list-style:none;
    }
    .mobile-menu,
    .mobile-menu a {
        display: block;
        color: #222;
        font-size: 1rem;
        text-decoration: none;
    }

        .mobile-menu a:hover {
            text-decoration: none;
        }
        .mobile-menu ul.lv0 {
            padding-left:0;
        }
        .mobile-menu ul.lv0 > li > a {
            padding: 1.5rem 2rem;
            font-size: 16px;
            line-height: 1;
        }

        .mobile-menu ul.lv1 {
            background: #F1F3F7;
            padding: 12px 0;
        }

            .mobile-menu ul.lv1 > li > a {
                padding: 11px 40px;
            }

            .mobile-menu ul.lv1 ul {
                padding-left: 40px;
            }

                .mobile-menu ul.lv1 ul a {
                    font-size: 14px;
                    padding: 8px 16px;
                }



.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;
    }