/* Single continuous infinity orbit matching the hand-drawn reference. */
.mobius-orbit{left:-4%;top:50%;width:108%;height:112%;transform:translateY(-50%);overflow:visible}
.mobius-orbit>.orbit-line,.mobius-orbit>.orbit-star{display:none}
.mobius-orbit svg{display:block;width:100%;height:100%;overflow:visible}
.mobius-orbit svg path{fill:none;stroke:rgba(168,255,0,.58);stroke-width:1.25;vector-effect:non-scaling-stroke;filter:drop-shadow(0 0 4px rgba(168,255,0,.2))}
.orbit-star-svg polygon{fill:var(--lime);transform-box:fill-box;transform-origin:center;animation:orbit-svg-pulse 1.2s ease-in-out infinite;filter:drop-shadow(0 0 5px var(--lime)) drop-shadow(0 0 12px rgba(168,255,0,.72))}
@keyframes orbit-svg-pulse{0%,100%{opacity:.62;transform:scale(.72)}50%{opacity:1;transform:scale(1.18)}}
@media(max-width:850px){.mobius-orbit{left:-3%;width:106%;height:105%}.mobius-orbit svg path{stroke-width:.8}}
@media(prefers-reduced-motion:reduce){.orbit-star-svg polygon{animation:orbit-svg-pulse 2s ease-in-out infinite}}

/* Brief first-visit interaction hint. */
.entry-click-hint{position:fixed;z-index:10002;left:50%;top:88px;transform:translate(-50%,-12px) scale(.96);padding:11px 19px;border:.5px solid rgba(168,255,0,.62);border-radius:999px;background:rgba(12,12,12,.7);color:#f7f7f1;font:650 12px/1.2 Inter,"PingFang SC","Microsoft YaHei",sans-serif;letter-spacing:.04em;white-space:nowrap;opacity:0;pointer-events:none;backdrop-filter:blur(18px) saturate(150%);-webkit-backdrop-filter:blur(18px) saturate(150%);box-shadow:0 10px 32px rgba(0,0,0,.34),0 0 20px rgba(168,255,0,.2);transition:opacity .45s ease,transform .55s cubic-bezier(.22,1,.36,1)}.entry-click-hint.show{opacity:1;transform:translate(-50%,0) scale(1)}@media(max-width:850px){.entry-click-hint{top:74px;font-size:11px;padding:10px 17px}}@media(prefers-reduced-motion:reduce){.entry-click-hint{transition:opacity .2s ease}}