.library-intro{
  padding:clamp(1.4rem,3vw,2.4rem);
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}

.library-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
  gap:1.2rem;
  margin-top:1.2rem;
}

.book-card{overflow:hidden}

.book-cover{
  aspect-ratio:2/3;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
  background:var(--navy-950);
}

.book-cover img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}

.book-card .inner{
  padding:1rem 1.05rem 1.2rem;
}

.book-card .inner p{
  line-height:1.58;
}

.placeholder{
  display:grid;
  width:100%;
  height:100%;
  place-items:center;
  color:var(--cyan-200);
  text-transform:uppercase;
  letter-spacing:.14em;
  font-size:.78rem;
  background:
    radial-gradient(circle at 30% 20%, rgba(8,184,239,.22), transparent 45%),
    linear-gradient(145deg,var(--navy-800),var(--navy-950));
}