#bb-bookstack-loading {
    display: none;
    position: fixed;
    top: 0; left: 0; width: 100vw; height: 100vh;
    z-index: 9999;
    background: rgba(255,255,255,0.5);
    text-align: center;
    justify-content: center;
    align-items: center;
    display: flex;
}

.loader {
--background: linear-gradient(135deg, #5e5402, #574e03);
--shadow: rgba(254, 222, 39, 0.28);
--text: #867d6c;
--page: rgba(255, 255, 255, 0.36);
--page-fold: rgba(255, 255, 255, 0.52);
--duration: 3s;
width: 200px;
height: 140px;
position: relative;
}
.loader::before,
.loader::after {
  content: '';
  position: absolute;
  bottom: 8px;
  width: 120px;
  top: 80%;
  box-shadow: 0 16px 12px var(--shadow);
  transform: rotate(-6deg);
}
.loader::after {
  right: 4px;
  transform: rotate(6deg);
}
.loader::before {
  left: 4px;
}
.loader > div {
  width: 100%;
  height: 100%;
  border-radius: 13px;
  position: relative;
  z-index: 1;
  perspective: 600px;
  box-shadow: 0 4px 6px var(--shadow);
  background-image: var(--background);
}
.loader ul {
  margin: 0;
  padding: 0;
  list-style: none;
  position: relative;
}
.loader li {
  position: absolute;
  top: 10px;
  left: 10px;
  transform-origin: 100% 50%;
  color: var(--page);
  opacity: 0;
  transform: rotateY(180deg);
  animation: var(--duration) ease infinite;
}
.loader li:first-child {
  transform: rotateY(0deg);
  opacity: 1;
}
.loader li:last-child {
  opacity: 1;
}
.loader li svg {
  width: 90px;
  height: 120px;
  display: block;
}
.loader span {
  display: block;
  margin-top: 20px;
  text-align: center;
  color: var(--text);
  position: static;
  font-weight:bold;
}
.loader li:nth-child(2) {
  color: var(--page-fold);
  animation-name: page-2;
}
.loader li:nth-child(3) {
  color: var(--page-fold);
  animation-name: page-3;
}
.loader li:nth-child(4) {
  color: var(--page-fold);
  animation-name: page-4;
}
.loader li:nth-child(5) {
  color: var(--page-fold);
  animation-name: page-5;
}
@keyframes page-2 {
  0% {
    transform: rotateY(180deg);
    opacity: 0;
  }
  0% {
    opacity: 0;
  }
  20% {
    opacity: 1;
  }
  35%, 100% {
    opacity: 0;
  }
  50%, 100% {
    transform: rotateY(0deg);
  }
}
@keyframes page-3 {
  15% {
    transform: rotateY(180deg);
    opacity: 0;
  }
  15% {
    opacity: 0;
  }
  35% {
    opacity: 1;
  }
  50%, 100% {
    opacity: 0;
    transform: rotateY(0deg);
  }
}
@keyframes page-4 {
  30% {
    transform: rotateY(180deg);
    opacity: 0;
  }
  30% {
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  65%, 100% {
    opacity: 0;
    transform: rotateY(0deg);
  }
}
@keyframes page-5 {
  45% {
    transform: rotateY(180deg);
    opacity: 0;
  }
  45% {
    opacity: 0;
  }
  65% {
    opacity: 1;
  }
  80%, 100% {
    opacity: 0;
    transform: rotateY(0deg);
  }
}
.book-loader__text {
    font-size: 1.2em;
    color: #333;
    margin-top: 8px;
    font-family: 'Roboto', Arial, sans-serif;
}
.bb-book {
    width: 120px; height: 80px; position: relative;
}
.bb-book .bb-left-page, .bb-book .bb-right-page, .bb-book .bb-turning-page, .bb-book .bb-backcover, .bb-book .bb-cover {
    position: absolute; top: 0; width: 60px; height: 80px; border-radius: 0 0 18px 18px/0 0 30px 30px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.10);
}
.bb-book .bb-left-page {
    left: 0; background: #fffbe8; z-index: 2; border: 2px solid #e0c97f; border-right: none;
    box-shadow: -2px 0 8px rgba(0,0,0,0.08);
    transform: rotateY(10deg) skewY(-2deg);
}
.bb-book .bb-right-page {
    left: 60px; background: #fffbe8; z-index: 2; border: 2px solid #e0c97f; border-left: none;
    box-shadow: 2px 0 8px rgba(0,0,0,0.08);
    transform: rotateY(-10deg) skewY(2deg);
}
.bb-book .bb-turning-page {
    left: 60px; background: #fffbe8; z-index: 3; border: 2px solid #e0c97f; border-left: none;
    box-shadow: 2px 0 8px rgba(0,0,0,0.12);
    transform-origin: left center;
    animation: bb-page-turn 0.7s infinite cubic-bezier(.77,0,.18,1);
    opacity: 1;
}
@keyframes bb-page-turn {
    0% { transform: rotateY(0deg) skewY(2deg); opacity: 1; }
    40% { transform: rotateY(-90deg) skewY(2deg); opacity: 0.7; }
    80% { transform: rotateY(-180deg) skewY(2deg); opacity: 0; }
    100% { transform: rotateY(-180deg) skewY(2deg); opacity: 0; }
}
.bb-book .bb-backcover {
    left: 0; background: #c68642; z-index: 1; border: 3px solid #5c3310; width: 120px; height: 80px;
    border-radius: 0 0 18px 18px/0 0 30px 30px;
    opacity: 0.85;
}
.bb-book .bb-cover {
    left: 0; background: #8d5524; z-index: 4; border: 3px solid #5c3310; width: 120px; height: 80px;
    border-radius: 0 0 18px 18px/0 0 30px 30px;
    opacity: 0.15;
}
.bb-book-label {
    position: absolute; bottom: 8px; left: 0; width: 100%; text-align: center; font-size: 0.9em; color: #5c3310; font-family: serif;
}

/* --- Existing Plugin Styles Below --- */

.bb-bookstack-content .align-left {
    text-align: left;
}

.bb-bookstack-content .align-right {
    text-align: right;
}

.bb-bookstack-content .align-center {
    text-align: center;
}

.bb-bookstack-content img.align-left {
    float: left;
    padding-right: 15px;
}

.bb-bookstack-content img.align-right {
    float: right;
    padding-left: 15px;
}

.bb-bookstack-content details {
    border: 1px solid;
    border-color: #ddd;
    margin-bottom: 1em;
    padding: 12px;
    box-sizing: border-box;
    outline-color: var(--color-primary);
    outline-width: 1px;
}

.bb-bookstack-content details > summary {
    margin-top: -12px;
    margin-left: -12px;
    margin-right: -12px;
    margin-bottom: -12px;
    font-weight: bold;
    background-color: #eee;
    padding: 6px 12px;
}

.bb-bookstack-content details > summary::before {
     content: '▸ ';
}

.bb-bookstack-content details > summary + * {
    padding-top: 20px;
}

.bb-bookstack-content .info, .bb-bookstack-content .success, .bb-bookstack-content .warning, .bb-bookstack-content .danger {
    margin: 5px 0 15px 0;
    padding: 0 0 0 14px;
}

.bb-bookstack-content .info {
    border-color: #0288d1;
    background-color: #d3efff;
    color: #01466c;
}

.bb-bookstack-content .success {
    border-color: #0f7d15;
    background-color: #eafdeb;
    color: #063409;
}

.bb-bookstack-content .warning {
    border-color: #cf4d03;
    background-color: #fee3d3;
    color: #6a2802;
}

.bb-bookstack-content .danger {
    border-color: #ab0f0e;
    background-color: #fcdbdb;
    color: #4d0706;
}

.bb-bookstack-content blockquote, .bb-bookstack-content .callout {
    margin: 5px 0 15px 0;
    padding: 0 0 0 14px;
    border-top: 0 none;
    border-left: 4px solid #eee;
}

.bb-bookstack-content ul, .bb-bookstack-content ol {
    display: flow-root;
    padding-left: 20px;
}

.bb-bookstack-content p.bb-min-width {
    min-width: 200px;
    display: flow-root;
}

.bb-bookstack-book .bb-bookstack-book-label, .bb-bookstack-chapter .bb-bookstack-chapter-label {

}

.bb-bookstack-chapter-label {
    display: block;
    font-weight: bold;
    font-size: 16px;
    color: var(--link-color, #223035);
    padding: 10px 0;
    line-height: 1.4;
    text-indent: 0; /* Reset any weird inherited value */
    margin-left: 0;  /* Optional: align exactly with page items */
    text-align: left;
}

.bb-bookstack-chapter .bb-bookstack-page {
  /*  margin-left: 20px; */
    font-weight: normal;
}

.bb-bookstack-book .bb-bookstack-chapter {
    font-weight: bold;
}

.bb-bookstack-book .bb-bookstack-chapter, .bb-bookstack-book .bb-bookstack-page {
  /*  margin-left: 20px; */
}

.bb-bookstack-book .bb-bookstack-chapter .bb-bookstack-page {
    font-weight: normal;
}

.bb-bookstack-book .bb-bookstack-page {
    font-weight: normal;
}

.bb-bookstack-page.bb-active {
    background-color: #ccc;
}

/* WF Additions */
.bb-bookstack-wrapper {
    display: flex;
    flex-wrap: nowrap;
    align-items: flex-start;
    width: 100%;
    box-sizing: border-box;
    gap: 2rem;
}

.bb-bookstack-sidebar {
    flex: 0 0 auto;
    max-width: 33.333%;
    overflow: visible;
    position: sticky;
    top: 20px;
    align-self: flex-start;
}

.bb-bookstack-main {
    flex: 1 1 auto;
    overflow: visible;
    min-width: 0;
}

.bb-bookstack-wrapper .bb-bookstack-book {
    background-color: #fff;
    padding: 10px;
}

.bb-bookstack-book {
    background-color: #fff;
    border-radius: 4px;
    padding: 24px 30px;
}

.bb-bookstack-book-label {
    display: block;
    color: var(--link-color, #223035);
    padding-bottom: 12px;
    border-bottom: 1px solid var(--e-a-border-color, #e6e8ea);
}

.bb-bookstack-page {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 6px 0;
    position: relative;
    font-size: 18px;
    line-height: 1.5;
    letter-spacing: -0.18px;
    font-family: 'DM Sans', sans-serif;
}

.bb-bookstack-page a {
    color: #263037;
    width: 100%;
    text-decoration: none;
    transition: color 0.2s ease;
}

.bb-bookstack-page a:hover {
    color: var(--link-color-hover, #0b3f66);
    text-decoration: underline;
}

.bb-bookstack-page a::after {
    content: "\f054"; /* Font Awesome right-chevron */
    font-family: "Font Awesome 6 Free"; 
    font-size: 12px;
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    font-weight: 900;
}

.bb-bookstack-page.bb-active {
    background-color: var(--e-a-bg-hover, #f1f2f3);
    border-left: 3px solid var(--e-a-color-primary-bold, #6b614d);
    padding-left: 12px;
}

.bb-bookstack-page a {
    transition: transform 0.2s ease;
	padding-right: .6em;
}
.bb-bookstack-page a:hover {
    transform: translateX(5px);
}
.bb-bookstack-download {
	margin-top: 10px;
	margin-bottom: 20px;
}

.bb-bookstack-download a {
	display: inline-block;
	color: #c00;
	font-weight: bold;
	text-decoration: none;
}

.bb-bookstack-download a:hover {
	text-decoration: underline;
}