.imh-toc{position:fixed;top:96px;right:clamp(12px,1.6vw,28px);z-index:90;width:230px;height:210px;display:flex;flex-direction:column;border-radius:16px;background:linear-gradient(155deg,rgba(255,255,255,.42),rgba(238,242,254,.2) 48%,rgba(255,255,255,.3)),rgba(255,255,255,.18);backdrop-filter:saturate(180%) blur(22px);-webkit-backdrop-filter:saturate(180%) blur(22px);border:1px solid rgba(255,255,255,.7);box-shadow:0 1px 0 rgba(255,255,255,.9) inset,0 22px 50px -12px rgba(30,53,119,.3),0 6px 18px rgba(20,22,26,.08);opacity:0;visibility:hidden;transform:translateX(14px) scale(.98);transform-origin:right top;transition:opacity .3s ease,visibility .3s ease,transform .34s cubic-bezier(.22,1,.36,1);overflow:hidden}.imh-toc:before{content:"";position:absolute;inset:0;border-radius:16px;padding:1px;background:linear-gradient(150deg,rgba(44,79,176,.55),rgba(255,255,255,.1) 40%,rgba(201,162,59,.35));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}.imh-toc:after{content:"";position:absolute;top:0;left:0;right:0;height:42%;background:linear-gradient(180deg,rgba(255,255,255,.55),rgba(255,255,255,0));border-radius:16px 16px 0 0;pointer-events:none}.imh-toc.is-ready{opacity:1;visibility:visible;transform:translateX(0) scale(1)}.imh-toc__head{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:11px 12px 10px 14px;border-bottom:1px solid rgba(44,79,176,.12);flex:0 0 auto}.imh-toc__eyebrow{font-size:.62rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;background:linear-gradient(90deg,#2c4fb0,#1e3577);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:#1e3577}.imh-toc__hide{display:flex;align-items:center;justify-content:center;width:28px;height:28px;margin:-3px -3px -3px 0;padding:0;border:1px solid rgba(44,79,176,.22);background:rgba(255,255,255,.55);color:#1e3577;cursor:pointer;border-radius:8px;flex:0 0 auto;transition:background .18s,color .18s,box-shadow .18s,transform .18s}.imh-toc__hide:hover{background:#2c4fb0;color:#fff;box-shadow:0 4px 12px rgba(44,79,176,.35);transform:translateY(-1px)}.imh-toc__hide svg{width:17px;height:17px;display:block;fill:none;stroke:currentColor}.imh-toc__hide svg *{fill:none;stroke:currentColor}.imh-toc__list{position:relative;z-index:1;list-style:none;margin:0;padding:8px 6px 10px;overflow-y:auto;overscroll-behavior:contain;flex:1 1 auto}.imh-toc__list::-webkit-scrollbar{width:6px}.imh-toc__list::-webkit-scrollbar-thumb{background:rgba(44,79,176,.28);border-radius:6px}.imh-toc__list::-webkit-scrollbar-thumb:hover{background:rgba(44,79,176,.45)}.imh-toc__item{margin:0}.imh-toc__link{position:relative;padding:7px 10px 7px 16px;font-size:.8rem;line-height:1.32;color:#4a4d55;text-decoration:none;border-radius:9px;transition:color .18s,background .18s;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.imh-toc__link:before{content:"";position:absolute;left:6px;top:50%;transform:translateY(-50%);width:3px;height:0;border-radius:3px;background:linear-gradient(180deg,#2c4fb0,#1e3577);transition:height .22s ease}.imh-toc__link:hover{color:#16181d;background:rgba(244,246,251,.8)}.imh-toc__link.is-active{color:#1e3577;font-weight:600;background:linear-gradient(90deg,rgba(238,242,254,.95),rgba(238,242,254,.4));box-shadow:0 1px 0 rgba(255,255,255,.6) inset}.imh-toc__link.is-active:before{height:20px;box-shadow:0 0 8px rgba(44,79,176,.5)}.imh-toc-fab{position:fixed;top:120px;right:0;z-index:90;display:flex;align-items:center;gap:7px;padding:9px 12px 9px 13px;border:1px solid rgba(255,255,255,.7);border-right:none;border-radius:12px 0 0 12px;background:linear-gradient(135deg,rgba(44,79,176,.95),rgba(30,53,119,.95));color:#fff;font-family:'Archivo',system-ui,sans-serif;font-size:.66rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;cursor:pointer;box-shadow:0 10px 26px -8px rgba(30,53,119,.6);backdrop-filter:saturate(160%) blur(8px);-webkit-backdrop-filter:saturate(160%) blur(8px);transform:translateX(110%);opacity:0;visibility:hidden;transition:transform .34s cubic-bezier(.22,1,.36,1),opacity .26s,visibility .26s,padding .2s}.imh-toc-fab.is-shown{transform:translateX(0);opacity:1;visibility:visible}.imh-toc-fab:hover{padding-right:16px}.imh-toc-fab svg{width:16px;height:16px;flex:0 0 auto;fill:none;stroke:currentColor}.imh-toc-fab svg *{fill:none;stroke:currentColor}.imh-toc-fab__txt{white-space:nowrap}.imh-toc-target{scroll-margin-top:90px}@media (max-width:1180px){.imh-toc,.imh-toc-fab{display:none}}@media (prefers-reduced-motion:reduce){.imh-toc,.imh-toc-fab,.imh-toc__link,.imh-toc__link:before,.imh-toc__hide{transition:none}}