.book-promo-wrap{
  margin-top:40px;
}

.book-promo-card{
  display:flex;
  align-items:center;
  gap:24px;
  background:linear-gradient(135deg,#13171f,#181c26);
  border:1px solid #252d3d;
  border-radius:10px;
  padding:24px;
  box-shadow:0 16px 40px rgba(0,0,0,.28);
}

.book-promo-cover{
  flex-shrink:0;
  display:block;
}

.book-promo-cover img{
  width:150px;
  height:auto;
  display:block;
  border-radius:6px;
  box-shadow:0 10px 24px rgba(0,0,0,.4);
}

.book-promo-body{
  flex:1;
  min-width:0;
}

.book-promo-badge{
  display:inline-block;
  margin-bottom:10px;
  padding:4px 10px;
  border-radius:999px;
  font-size:.7rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  font-family:'JetBrains Mono',monospace;
  color:#50e6ff;
  background:rgba(80,230,255,.08);
  border:1px solid rgba(80,230,255,.2);
}

.book-promo-body h3{
  font-family:'Rajdhani',sans-serif;
  font-weight:700;
  font-size:1.8rem;
  color:#eef2fa;
  line-height:1.1;
  margin-bottom:10px;
}

.book-promo-body p{
  font-size:.95rem;
  color:#c8cdd8;
  line-height:1.7;
  margin-bottom:16px;
}

.book-promo-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}

.book-promo-btn{
  display:inline-block;
  padding:10px 18px;
  border-radius:4px;
  font-size:.86rem;
  text-decoration:none;
  transition:all .18s ease;
}

.book-promo-btn-primary{
  background:#0078d4;
  border:1px solid #0078d4;
  color:#fff;
}

.book-promo-btn-primary:hover{
  background:#1890f1;
  color:#fff;
  text-decoration:none;
}

.book-promo-btn-secondary{
  background:transparent;
  border:1px solid #252d3d;
  color:#eef2fa;
}

.book-promo-btn-secondary:hover{
  border-color:#0078d4;
  color:#eef2fa;
  text-decoration:none;
}

@media (max-width:700px){
  .book-promo-card{
    flex-direction:column;
    align-items:flex-start;
    gap:18px;
    padding:20px;
  }

  .book-promo-cover{
    align-self:center;
  }

  .book-promo-cover img{
    width:140px;
  }

  .book-promo-body{
    width:100%;
  }

  .book-promo-actions{
    width:100%;
  }
}