.books-banner {
  padding: 0;
  border: none;
  background: transparent;
  box-shadow: none;
}

.books-banner-title {
  text-align: center;
  background: #ffd9d9;
  color: #2f2f2f;
  padding: 16px;
  border-radius: 12px;
  font-size: 1.4rem;
  letter-spacing: 0.4rem;
  font-weight: 600;
}

.books-page-icons .planner-section-icon {
  display: inline-block;
  position: relative;
  width: 60px;
  height: 36px;
  margin-right: 12px;
  flex: 0 0 auto;
}

.books-page-icons .planner-section-icon .stack-book {
  position: absolute;
  height: 8px;
  border-radius: 4px;
  left: 6px;
  right: 6px;
  border: 1px solid rgba(60, 38, 22, 0.4);
  box-shadow: 0 2px 2px rgba(0, 0, 0, 0.2);
  background: linear-gradient(90deg, #d6b48a, #a87444);
}

.books-page-icons .planner-section-icon .stack-book-1 {
  top: 2px;
  left: 14px;
  right: 2px;
  background: linear-gradient(90deg, #e2c19a, #b68455);
}

.books-page-icons .planner-section-icon .stack-book-2 {
  top: 11px;
  left: 6px;
  right: 10px;
  background: linear-gradient(90deg, #c79b6d, #8f6238);
}

.books-page-icons .planner-section-icon .stack-book-3 {
  top: 20px;
  left: 10px;
  right: 4px;
  background: linear-gradient(90deg, #a8754c, #704425);
}

.books-page-icons .planner-section-icon .stack-book-4 {
  top: 29px;
  left: 2px;
  right: 12px;
  background: linear-gradient(90deg, #845333, #4d2c19);
}
.books-form {
  display: grid;
  gap: 6px;
}

.books-page-icons .planner-section {
  padding: 10px 12px;
}

.books-page-icons .planner-section-header {
  margin-bottom: 6px;
}

.books-page-icons .planner-form-group {
  margin-bottom: 4px;
}

.books-page-icons .planner-form-input {
  padding: 8px 10px;
}

.books-page-icons .planner-form-label {
  margin-bottom: 4px;
}

.books-form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.books-form-row .planner-form-label {
  margin-bottom: 0;
}

.books-form .planner-button {
  padding: 8px 12px;
}

.books-progress {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 10px;
}

.books-progress-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 600;
  color: #3b2f28;
  gap: 16px;
  white-space: nowrap;
}

.books-progress-bar {
  height: 10px;
  border-radius: 999px;
  background: rgba(60, 38, 22, 0.2);
  overflow: hidden;
  border: 1px solid rgba(60, 38, 22, 0.25);
}

.books-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #f0c27b, #c7793c);
  width: 0%;
  transition: width 0.2s ease;
}

.bookshelf {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: stretch;
  padding: 20px 20px;
  border-radius: 18px;
  border: 1px solid #7a5432;
  background-color: #b07b45;
  background-image:
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 0, rgba(255, 255, 255, 0.02) 18%, rgba(0, 0, 0, 0.06) 32%, rgba(0, 0, 0, 0.1) 46%, rgba(255, 255, 255, 0.02) 60%, rgba(0, 0, 0, 0.06) 78%, rgba(255, 255, 255, 0.05) 100%),
    linear-gradient(180deg, #c8945e 0%, #a8703f 40%, #8a5833 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.4), inset 0 -2px 10px rgba(0, 0, 0, 0.18), 0 14px 24px rgba(0, 0, 0, 0.12);
  min-height: 240px;
  position: relative;
  overflow: hidden;
}

.bookshelf::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(255, 255, 255, 0.12), transparent 35%),
    radial-gradient(ellipse at 80% 35%, rgba(0, 0, 0, 0.12), transparent 45%),
    radial-gradient(ellipse at 40% 70%, rgba(0, 0, 0, 0.08), transparent 40%);
  mix-blend-mode: multiply;
  pointer-events: none;
  opacity: 0.18;
}

.bookshelf-shelf {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  grid-auto-rows: auto;
  gap: 10px 14px;
  padding: 14px 14px;
  border-radius: 16px;
  border: 1px solid rgba(122, 84, 50, 0.7);
  background:
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.06) 0, rgba(255, 255, 255, 0.02) 6px, rgba(0, 0, 0, 0.03) 12px),
    repeating-linear-gradient(0deg, rgba(0, 0, 0, 0.04) 0, rgba(0, 0, 0, 0.02) 3px, transparent 3px, transparent 7px),
    linear-gradient(180deg, rgba(255, 255, 255, 0.08) 0%, rgba(0, 0, 0, 0.08) 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35), inset 0 -2px 8px rgba(0, 0, 0, 0.18);
  overflow: hidden;
}
.bookshelf-empty {
  width: 100%;
  text-align: center;
  color: #6b7280;
  font-weight: 600;
  padding: 24px;
}

.book-spine {
  min-height: 68px;
  height: auto;
  width: 100%;
  background: linear-gradient(135deg, #c89b63, #a36f3f);
  border: 1px solid #5d3c23;
  border-radius: 10px;
  padding: 8px 64px 10px 12px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  position: relative;
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.18);
  overflow: visible;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.book-spine::before {
  content: '';
  position: absolute;
  inset: 6px 0 0 6px;
  border-radius: 10px;
  background: linear-gradient(135deg, #b88755, #8a5a33);
  border: 1px solid rgba(60, 38, 22, 0.35);
  z-index: -1;
  transform: rotate(-1.2deg);
  box-shadow: 0 5px 10px rgba(0, 0, 0, 0.14);
}

.book-spine::after {
  content: '';
  position: absolute;
  inset: 12px 0 0 10px;
  border-radius: 10px;
  background: linear-gradient(135deg, #a47244, #6c4426);
  border: 1px solid rgba(40, 25, 15, 0.35);
  z-index: -2;
  transform: rotate(1deg);
  box-shadow: 0 5px 10px rgba(0, 0, 0, 0.12);
}

.book-spine:hover {
  transform: none;
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.18);
}

.book-spine:nth-child(6n + 1) {
  background: linear-gradient(135deg, #b8895b, #8f6136);
  border-color: #6b4325;
}

.book-spine:nth-child(6n + 2) {
  background: linear-gradient(135deg, #7d5437, #523320);
  border-color: #3b2317;
}

.book-spine:nth-child(6n + 3) {
  background: linear-gradient(135deg, #3b2f28, #211a16);
  border-color: #1c140f;
}

.book-spine:nth-child(6n + 4) {
  background: linear-gradient(135deg, #cdbb9e, #9f8766);
  border-color: #7a6247;
}

.book-spine:nth-child(6n + 5) {
  background: linear-gradient(135deg, #2f3e52, #1f2c3c);
  border-color: #162130;
}

.book-spine:nth-child(6n) {
  background: linear-gradient(135deg, #5a2f2d, #3d1e1d);
  border-color: #2d1616;
}

.book-spine-title {
  writing-mode: initial;
  text-orientation: initial;
  transform: none;
  text-align: left;
  font-size: 12px;
  font-weight: 700;
  color: #fdf7ec;
  line-height: 1.2;
  white-space: normal;
  word-break: break-word;
  text-shadow: 0 1px 0 rgba(0, 0, 0, 0.18);
  letter-spacing: 0.3px;
}

.book-spine-author {
  writing-mode: initial;
  text-orientation: initial;
  transform: none;
  font-size: 12px;
  color: #f3e2c8;
  text-align: left;
  white-space: normal;
  word-break: break-word;
  opacity: 0.9;
  letter-spacing: 0.3px;
}

.book-spine-check {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  color: #0f3d91;
  font-weight: 800;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(15, 61, 145, 0.35);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.12);
  opacity: 0;
  transition: opacity 0.15s ease;
}

.book-spine-actions {
  position: absolute;
  right: 10px;
  bottom: 10px;
  transform: none;
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.92);
  border-radius: 999px;
  padding: 6px 8px;
  border: 1px solid #d1d5db;
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.1);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.12s ease;
}

.book-spine:hover .book-spine-actions {
  opacity: 1;
  pointer-events: auto;
}

.book-check {
  width: 16px;
  height: 16px;
  accent-color: #0f3d91;
}

.book-remove {
  border: none;
  background: transparent;
  color: #b91c1c;
  font-weight: 700;
  cursor: pointer;
  font-size: 0.75rem;
}

.book-spine.completed {
  opacity: 0.55;
  border-style: dashed;
}

.book-spine.completed .book-spine-check {
  opacity: 1;
}

@media (max-width: 600px) {
  .books-banner-title {
    letter-spacing: 0.18rem;
  }

  .bookshelf {
    padding: 16px 12px;
    gap: 14px;
    background-size: 100% 160px;
  }

  .bookshelf-shelf {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding: 12px 10px;
    gap: 8px 10px;
  }

  .book-spine {
    min-height: 62px;
    padding: 6px 58px 8px 10px;
  }

    .books-form {
    gap: 6px;
  }

  .books-form-row {
    grid-template-columns: 1fr;
  }





.books-page-icons .planner-section-header .planner-section-title {
  margin: 0;
}

.bookshelf-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
}