body.reader-page{height:100dvh;display:flex;flex-direction:column;overflow:hidden}
.reader-bar,.reader-foot{display:flex;align-items:center;gap:.5rem;padding:.55rem .8rem;background:var(--card);flex:0 0 auto}
.reader-bar{border-bottom:1px solid var(--line)}
.reader-foot{border-top:1px solid var(--line);justify-content:space-between}
.reader-title{flex:1;min-width:0;text-align:center;font-weight:600;font-size:.95rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rbtn{display:inline-flex;align-items:center;justify-content:center;min-width:40px;min-height:40px;padding:.2rem .6rem;font-size:.9rem;font-weight:600;color:var(--accent);background:none;border:1px solid color-mix(in srgb,var(--accent) 40%,transparent);border-radius:8px;cursor:pointer;transition:background .12s;font-family:inherit}
.rbtn:hover{background:color-mix(in srgb,var(--accent) 12%,transparent)}
.rbtn.wide{padding:.2rem 1rem}
.reader-progress{color:var(--muted);font-size:.85rem}
main#viewer{flex:1;position:relative;min-height:0;max-width:none;width:100%;margin:0;padding:0}
.reader-error{box-sizing:border-box;max-width:34rem;margin:15vh auto 0;padding:1.25rem;color:var(--fg);text-align:center}
.reader-error p{color:var(--muted)}
.toc{position:fixed;left:0;top:0;bottom:0;width:min(300px,85vw);background:var(--card);border-right:1px solid var(--line);transform:translateX(-100%);transition:transform .2s;z-index:30;overflow-y:auto;padding:1rem 0}
.toc.open{transform:none}
.toc h3{margin:0 0 .5rem;padding:0 1.1rem;font-size:1rem}
.toc nav a{display:block;padding:.5rem 1.1rem;font-size:.9rem;color:var(--fg);border-left:2px solid transparent}
.toc nav a:hover{background:color-mix(in srgb,var(--accent) 10%,transparent);border-left-color:var(--accent)}
.toc-mask{position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:20}
.theme-pop{position:fixed;top:3.4rem;right:.7rem;z-index:40;display:flex;gap:.55rem;padding:.7rem .8rem;background:var(--card);border:1px solid var(--line);border-radius:14px;box-shadow:0 12px 34px rgba(0,0,0,.22)}
.theme-pop[hidden]{display:none}
.theme-pop button{width:36px;height:36px;padding:0;border-radius:50%;border:2px solid rgba(120,110,90,.35);font-size:.82rem;font-weight:600;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .12s,box-shadow .12s;font-family:inherit}
.theme-pop button:hover{transform:translateY(-1px)}
.theme-pop button.on{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 30%,transparent)}