/* Archival temporary dark jackets for the 32 original title-page assets.
   Source image URL, alt, reader route and manuscript remain unchanged. */
.book-cover-link[data-archive-title]{
  position:relative;
  display:block;
  isolation:isolate;
  background:radial-gradient(circle at 62% 16%,#bbab7140 0,transparent 31%),
    radial-gradient(ellipse at 16% 90%,#264363 0,transparent 52%),
    linear-gradient(164deg,#162d43 0,#152238 48%,#060e1e 100%);
  border:1px solid #b19365;
  border-radius:7px;
  box-shadow:inset 0 0 45px #040c1b,0 8px 22px #03071180;
}
.book-cover-link[data-archive-title] img{
  position:absolute;inset:0;
  opacity:.045;
  object-fit:contain;
  pointer-events:none;
}
.book-cover-link[data-archive-title]::before{
  content:"✦";
  position:absolute;z-index:2;left:0;right:0;top:14%;
  text-align:center;
  font:400 clamp(1.9rem,3.2vw,3rem)/1 Georgia,serif;
  color:#ebc789;
  text-shadow:0 0 14px #d0a96566;
}
.book-cover-link[data-archive-title]::after{
  content:attr(data-archive-title);
  position:absolute;z-index:2;left:7%;right:7%;top:37%;
  font:700 clamp(.9rem,1.6vw,1.55rem)/1.21 Georgia,serif;
  letter-spacing:.035em;
  text-align:center;text-transform:uppercase;
  text-wrap:balance;overflow-wrap:break-word;
  color:#f6e5bc;
  text-shadow:0 3px 8px #030711;
}
.book:nth-child(5n+2) .book-cover-link[data-archive-title]{
 background:radial-gradient(circle at 29% 21%,#bb80563b 0,transparent 30%),
 radial-gradient(ellipse at 77% 88%,#324961bb 0,transparent 58%),
 linear-gradient(151deg,#1a273d,#08111f 84%);
}
.book:nth-child(5n+3) .book-cover-link[data-archive-title]{
 background:radial-gradient(circle at 70% 14%,#7da1b438,transparent 32%),
 linear-gradient(158deg,#27384a,#10182c 59%,#0d0d1b);
}
.book:nth-child(5n+4) .book-cover-link[data-archive-title]{
 background:radial-gradient(circle at 40% 79%,#bb9b6c31,transparent 40%),
 linear-gradient(156deg,#1a3441,#091c2b 60%,#080d1a);
}
.book:nth-child(5n+5) .book-cover-link[data-archive-title]{
 background:radial-gradient(circle at 75% 16%,#c7b18138,transparent 35%),
 linear-gradient(171deg,#292f45,#141b30 60%,#090d1b);
}
.book-cover-link[data-archive-title]:focus-visible{
 outline:3px solid #fff1d2;outline-offset:3px;
}
@media(max-width:560px){
 .book-cover-link[data-archive-title]::after{
  font-size:clamp(.76rem,3.2vw,1.2rem);
  letter-spacing:0;
 }
}

.archive-cover-note{padding:.75rem 1rem;margin:1rem 0!important;border-left:3px solid #d8b677;background:#14283d;color:#e8e0d5!important;font-size:.88rem;line-height:1.5}