html {
  overflow-y: scroll;
}
body {
  margin: 0;
  font-family: system-ui, sans-serif;
  background-color: #121212;
  color: white;
}

.site-header {
  padding: 2rem 1rem;
  background-color: #1e1e1e;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.logo-book {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: inherit;
}

.logo-text {
  font-size: 2rem;
  font-weight: bold;
}

.site-header p {
  color: #aaa;
  margin-top: 0.5rem;
  font-size: 1rem;
}

.book-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  padding: 2rem;
}

/* Fixes + consistency below */

.book-info {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-top: 1rem;
  color: #f3f3f3;
}

.book-info h3 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: bold;
  text-align: center;
}

.book-info p {
  margin: 0.3rem 0 0;
  font-size: 0.85rem;
  color: #ccc;
}

/* Optional: if any images are affecting layout */
.book-cover img {
  width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: 4px;
  box-shadow: 2px 4px 12px rgba(0, 0, 0, 0.3);
  pointer-events: none;
}

.book-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;      /* Center-align cards */
  align-items: flex-start;      /* Prevent vertical gaps */
  gap: 2rem;                    /* Even spacing between cards */
  padding: 2rem;
}

/* ==== book-icon logo ==== */
.book-icon {
  width: 2rem;
  height: 2rem;
  position: relative;
}

.book-icon .left-page,
.book-icon .right-page {
  position: absolute;
  top: 0;
  width: 50%;
  height: 100%;
  background-color: #2979ff;
  border-radius: 0.2rem;
}

.book-icon .left-page {
  left: 0;
  transform-origin: left center;
}

.book-icon .right-page {
  right: 0;
  transform-origin: right center;
}

.book-icon .flip-page {
  position: absolute;
  top: 0;
  right: 50%;
  width: 50%;
  height: 100%;
  background-color: #1e1e1e;
  border-radius: 0.2rem;
  transform: rotateY(20deg);
}