body{
    background:#111;
    color:#eee;
    font-family: Georgia, serif;
}

.reader{
    max-width:700px;
    margin:auto;
    padding:40px;
}

h1{
    text-align:center;
}

h2{
    text-align:center;
    color:#bbb;
}

.chapter-content{
    margin-top:30px;
    line-height:1.8;
    font-size:18px;
}

.chapter-content p{
    margin-bottom:20px;
}

.language-switch{
    text-align:center;
    margin-top:20px;
}

.language-switch button{
    margin:5px;
    padding:8px 15px;
}

.chapter-nav{
    margin-top:40px;
    display:flex;
    justify-content:space-between;
}

.toc{
    max-width:900px;
    margin:auto;
    padding:40px;
}

.toc-title{
    text-align:center;
    font-size:34px;
    margin-bottom:40px;
}

.prologue-box{
    background:#1a1a1a;
    padding:25px;
    border-radius:8px;
    margin-bottom:40px;
}

.prologue-box h2{
    margin-top:0;
}

.volume{
    margin-bottom:40px;
}

.volume-title{
    font-size:22px;
    margin-bottom:15px;
    border-bottom:1px solid #333;
    padding-bottom:5px;
}

.chapter-grid{
    display:grid;
    grid-template-columns:repeat(auto-fill, minmax(140px,1fr));
    gap:10px;
}

.chapter-grid a{
    background:#1b1b1b;
    padding:10px;
    text-align:center;
    text-decoration:none;
    color:#eee;
    border-radius:6px;
    transition:0.2s;
}

.chapter-grid a:hover{
    background:#2a2a2a;
}