:root{
    --sideGap:20px;
    --articleGap:2rem;
    --hGap:5px;
    --btnZ:0.5rem;

    --headerHeight:3rem;

    --langJa: block;
    --langEn: none;
}

@media only screen and (max-width: 799px) {
    :root{
        --articleFontSize:2.5rem;
    }
} 
@media only screen and (min-width: 800px) {
    :root{
        --articleFontSize:1.3rem;
    }
    p{
        margin: 0 auto;
        max-width: 30em;
    }
}

body{
    background-color: #1c1c1e;
    color: #fff;
    line-height: 1.8;
    margin: 10px auto;
    width: 720px;

    font-family: "Helvetica Neue",
    Arial,
    "Hiragino Kaku Gothic ProN",
    "Hiragino Sans",
    Meiryo,
    sans-serif;
}

a{
    color: #ff66cc;
}
.article a{
    background-color: #222224;
    border: solid #999 3px;
    border-radius: 0.75rem;
    box-shadow: var(--btnZ) var(--btnZ) calc(var(--btnZ) * 0.75) #000;
    display: block;
    font-size: 3.5rem;
    margin: auto;
    margin-bottom: var(--articleGap);
    max-width: 70%;
    text-decoration: none;
    overflow: hidden;
    padding: 0.5rem 1rem;
    white-space: nowrap;
    width: fit-content; min-width: 40%; max-width: 80%;
}
.article a:active{
    box-shadow: none;
    left: var(--btnZ);   top: var(--btnZ);
    position: relative;
}

.header{
    height: var(--headerHeight);
    margin: 0 var(--sideGap);
    margin-bottom: var(--hGap);
    position: relative;
    width: calc(100% - (var(--sideGap) * 2));
}
h1{
    float: left;
    font-size: 2rem;
    margin: 0;
    margin-top:  var(--headerHeight);
    /*width: fit-content;*/
    width: 100%;
    height: var(--headerHeight);
}
.buttons{
    position: absolute;
    width: 100%;
    float: right;
}

.toggleLang{
    float: right;
    left:100%;
    margin: 0;
    font-size: 1.8rem;
    width: fit-content;    height: var(--headerHeight);
}

p{
    text-align: left;
}
strong{
    display:inline !important;
}

.art{
    margin: 0 auto;
    margin-bottom: var(--articleGap);
    width: 100%;
}

.article{
    font-size: var(--articleFontSize);
    margin: 0 var(--sideGap);
    margin-bottom: var(--articleGap);
    text-align: center;
    width: calc(100% - (var(--sideGap) * 2));
}

.sample{
    display: flex;
    justify-content: center;
}
.sample img{
    display: inline-block;
    margin: 0 5px;
    width: calc((100% / 3) - (10px * 3));
}

#footer{
    font-size: var(--articleFontSize);
    margin: 200px var(--sideGap);
    text-align: center;
    width: calc(100% - (var(--sideGap) * 2));
}

:lang(ja){
    display: var(--langJa);
}
:lang(en){
    display: var(--langEn);
}

/* ZOOOM */

/* 背景ぼかし */
.zoom-bg {
    position: fixed;
    inset: 0;
    backdrop-filter: blur(8px);
    background: rgba(0,0,0,0.2);
    z-index: 9998;
}

/* 拡大画像 */
.zoomed {
    display: block;
    position: fixed;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    z-index: 9999;
    margin: 0;
    max-width: 90vw;
    max-height: 90vh;
    box-shadow: 0 0 20px rgba(0,0,0,0.5);
    cursor: pointer;
}

.zoom-lock {
    overflow: hidden;
}