.bt-chapters-menu{margin:0;padding:0;display:grid;list-style:none}
.bt-chapters-menu .bt-chapters-menu-item{display:flex}
.bt-chapters-menu .bt-chapters-menu-item:not(:last-child){margin-bottom:16px;padding-bottom:16px;border-width:0 0 1px 0;border-style:solid}
[data-color-scheme="light"] .bt-chapters-menu .bt-chapters-menu-item:not(:last-child){border-color:#EAEAEC}
[data-color-scheme="dark"] .bt-chapters-menu .bt-chapters-menu-item:not(:last-child){border-color:#333}
.bt-chapters-menu .bt-chapters-menu-action{background-color:transparent;line-height:1.44;margin:0;padding:0;border:0;flex:1;display:flex;align-items:center;justify-content:space-between;text-align:left;transition:color 0.25s ease-in-out,fill 0.25s ease-in-out}
[data-color-scheme="light"] .bt-chapters-menu .bt-chapters-menu-action{color:#000;fill:#000}
[data-color-scheme="dark"] .bt-chapters-menu .bt-chapters-menu-action{color:#fff;fill:#fff}
@media (max-width:991px){.bt-chapters-menu .bt-chapters-menu-action{font-size:14px}}
@media (min-width:992px){.bt-chapters-menu .bt-chapters-menu-action{font-size:18px}}
.bt-chapters-menu .bt-chapters-menu-action:hover{color:#0090EF;fill:#0090EF}
.bt-chapters-menu .bt-chapters-menu-action bt-icon{width:20px;flex-shrink:0}
.bt-chapter{position:relative}
.bt-chapter:not(:last-child){margin-bottom:32px}
.bt-chapter .bt-chapter-summary{display:flex;align-items:center;gap:12px;cursor:pointer}
.bt-chapter .bt-chapter-summary::-webkit-details-marker{display:none}
.bt-chapter .bt-chapter-summary bt-icon{fill:#0090FF;width:24px}
.bt-chapter .bt-chapter-title{flex:1;font-weight:600}
@media (max-width:991px){.bt-chapter .bt-chapter-title{line-height:1.44;font-size:19px;letter-spacing:-0.3px}}
@media (min-width:992px){.bt-chapter .bt-chapter-title{line-height:1.24;font-size:24px;letter-spacing:-0.47px}}
.bt-chapter .bt-chapter-content{margin-top:12px}