.md-preview-actions{display:flex;justify-content:flex-end;margin:-7px 0 12px}
.md-preview-actions .button{min-height:36px}
.md-preview-actions .button:disabled{opacity:.5;cursor:not-allowed}
body.md-reader-open{overflow:hidden}
.md-reader-dialog{position:fixed;inset:0;box-sizing:border-box;width:min(1120px,calc(100vw - 32px));height:min(900px,calc(100dvh - 32px));max-width:none;max-height:none;margin:auto;padding:0;overflow:hidden;border:1px solid #725a8c;border-radius:18px;background:#181329;color:#f7f2ed;box-shadow:0 28px 90px #05020ee0}
.md-reader-dialog::backdrop{background:#080611d9;backdrop-filter:blur(5px)}
.md-reader-shell{display:flex;flex-direction:column;height:100%;min-height:0}
.md-reader-header{display:flex;align-items:center;justify-content:space-between;gap:16px;flex:none;padding:18px 22px;border-bottom:1px solid #55466b;background:linear-gradient(110deg,#241a3d,#19152e)}
.md-reader-header>div{min-width:0}
.md-reader-header h2{margin:0;color:#fff9ee;font:800 19px var(--display)}
.md-reader-header p{margin:4px 0 0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#c6b5d7;font-size:12px}
.md-reader-header .button{flex:none;min-height:38px}
.md-reader-layout{display:grid;grid-template-columns:220px minmax(0,1fr);flex:1;min-height:0}
.md-reader-toc{min-width:0;overflow:auto;padding:18px 12px;border-right:1px solid #514367;background:#1b152d}
.md-reader-toc summary{cursor:pointer;color:#e7b96c;font:800 12px var(--display);list-style:none}
.md-reader-toc summary::-webkit-details-marker{display:none}
.md-reader-toc summary::before{content:"▾";display:inline-block;margin-right:8px;transition:transform .18s}
.md-reader-toc:not([open]) summary::before{transform:rotate(-90deg)}
.md-reader-toc nav{display:grid;gap:4px;margin-top:12px}
.md-reader-toc a{display:block;min-height:34px;padding:8px 9px;border-left:2px solid #8661a5;border-radius:0 7px 7px 0;color:#ddcee8;font-size:12px;line-height:1.4;overflow-wrap:anywhere}
.md-reader-toc a:hover,.md-reader-toc a:focus-visible{background:#3a2b51;color:#fff;outline:0;border-color:#e7b96c}
#md-reader-content{min-width:0;min-height:0;height:100%;max-height:none;margin:0;padding:28px 32px;border:0;border-radius:0;overflow:auto;font-size:16px;line-height:1.7}
.md-reader-document{max-width:760px;margin:0 auto}
.md-reader-document>:first-child{margin-top:0}
#md-reader-content h1{font-size:29px}
#md-reader-content h2{font-size:23px}
#md-reader-content h3{font-size:19px}
#md-reader-content pre{overflow-x:auto}
@media(max-width:720px){
  .md-reader-dialog{width:100vw;height:100dvh;max-height:none;margin:0;border:0;border-radius:0}
  .md-reader-header{padding:calc(12px + env(safe-area-inset-top)) 16px 12px}
  .md-reader-header h2{font-size:17px}
  .md-reader-layout{display:flex;flex-direction:column}
  .md-reader-toc{flex:none;max-height:180px;padding:10px 16px;border-right:0;border-bottom:1px solid #514367}
  .md-reader-toc nav{max-height:120px;overflow:auto}
  #md-reader-content{flex:1;height:auto;padding:20px 18px calc(24px + env(safe-area-inset-bottom))}
}
@media(prefers-reduced-motion:reduce){.md-reader-toc summary::before{transition:none}}