.toc-container{width:100%;background:linear-gradient(0deg,rgb(0 0 0) 0%,rgb(18 29 35) 100%);border:1px solid #2b3e4a;border-left:3px solid #ffd700;border-radius:8px;overflow:hidden;font-family:system-ui,-apple-system,sans-serif;}
.toc-header{display:flex;align-items:center;justify-content:space-between;padding:13px 16px;cursor:pointer;background:#1f3040;transition:background 0.2s ease;user-select:none}
.toc-header:hover{background:linear-gradient(0deg,rgb(0 0 0) 0%,rgb(18 29 35) 100%)}
.toc-title{display:flex;align-items:center;gap:9px;font-size:12px;font-weight:700;color:#ffd700;letter-spacing:0.06em;text-transform:uppercase}
.toc-title-icon{display:flex;flex-direction:column;gap:3px;flex-shrink:0}
.toc-title-icon span{display:block;height:2px;background:#ffd700;border-radius:2px}
.toc-title-icon span:nth-child(1){width:14px}
.toc-title-icon span:nth-child(2){width:10px}
.toc-title-icon span:nth-child(3){width:13px}
.toc-chevron{width:16px;height:16px;display:flex;align-items:center;justify-content:center;transition:transform 0.3s ease;flex-shrink:0}
.toc-container.toc-closed .toc-chevron{transform:rotate(-90deg)}
.toc-body{opacity:1;overflow:hidden;transition:max-height 0.35s ease,opacity 0.28s ease;max-height:55vh;overflow-y:auto;scrollbar-width:none}
.toc-container.toc-closed .toc-body{max-height:0;opacity:0}
.toc-list{list-style:none;margin:0;padding:10px 14px 14px}
.toc-list ul{list-style:none;margin:2px 0 0;padding-left:16px}
.toc-list a{display:flex;align-items:center;gap:8px;padding:5px 8px;border-radius:5px;text-decoration:none;font-size:13px;line-height:1.45;color:#9aabb4;transition:background 0.18s ease,color 0.18s ease}
.toc-list a:hover{background:#1f3040;color:#ffd700}
.toc-list a.toc-active{background:#1f3040;color:#ffd700;font-weight:600}
.toc-list > li > a::before{content:"";width:6px;height:6px;border-radius:50%;background:#ffd700;opacity:0.55;flex-shrink:0;transition:opacity 0.18s ease}
.toc-list > li > a:hover::before,.toc-list > li > a.toc-active::before{opacity:1}
.toc-list ul li a::before{content:"";width:10px;height:1.5px;background:#4e6a7a;flex-shrink:0;border-radius:2px;transition:background 0.18s ease}
.toc-list ul li a:hover::before,.toc-list ul li a.toc-active::before{background:#ffd700}
.toc-separator{height:1px;background:#2b3e4a;margin:5px 8px}

.toc-fixed-panel{left: 30px;max-width: 300px !important;z-index:999;margin-top:21px !important}
.toc-fixed-panel::-webkit-scrollbar{display:none}

@media (max-width:1400px){
    .toc-fixed-panel{left:8px;width:180px}
}
@media (max-width:1200px){
    .toc-fixed-panel{display:none!important}
}

.toc-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:25px 0;padding-bottom:10px}
.toc-table-wrap table{margin:0!important;box-shadow:0 10px 20px rgba(0,0,0,0.5)}