/* v7 — four isolated visual refinements. City 3D geometry, renderer, camera,
   interaction and agent effects remain byte-for-byte identical to v6. */

/* 1. Navigation mark: a crisp, proportionate Y with four topology nodes. */
.brand-mark svg { width:40px; height:40px; display:block; }
.brand:hover .brand-mark svg {
  transform:translateY(-1px); /* do not rotate the identity mark */
  filter:drop-shadow(0 0 8px rgba(218,177,105,.20));
}
@media(max-width:740px){.brand-mark svg{width:33px;height:33px}}

/* 2. Dark sky: the prior dots were 0.1 opacity on near-black. Retain just
   26 widely dispersed stars, but give their intermittent peaks a visible
   center and a tiny soft halo. No layout, JS timers or per-frame effects. */
.site-night-sky{opacity:.98}
html[data-theme='dark'] .site-night-sky{opacity:1}
.site-night-sky .star{
  width:clamp(1.45px,calc(var(--ss) * 1.55),2.9px);
  height:clamp(1.45px,calc(var(--ss) * 1.55),2.9px);
  --twinkle-peak:clamp(.38,calc(var(--base-opacity) * 3.1),.76);
  background:rgba(253,239,212,.98);
  box-shadow:0 0 4px rgba(244,211,152,.26),0 0 10px rgba(220,177,96,.10);
  filter:none;
  opacity:.19;
  animation-name:v7-star-twinkle;
  animation-duration:var(--sp,15s);
  animation-timing-function:ease-in-out;
  animation-delay:var(--sd,0s);
  animation-iteration-count:infinite;
  animation-direction:alternate;
}
.site-night-sky .star:nth-child(4n){background:rgba(238,232,219,.96);box-shadow:0 0 4px rgba(242,237,223,.27)}
@keyframes v7-star-twinkle{
  0%,100%{opacity:.09;transform:scale(.65)}
  28%{opacity:var(--twinkle-peak);transform:scale(1)}
  52%{opacity:.16;transform:scale(.78)}
  78%{opacity:calc(var(--twinkle-peak) * .85);transform:scale(1.04)}
}
html[data-theme='light'] .site-night-sky{display:none}

/* 3. Pointer activation: precise warm-gold dot blooms into a restrained ring.
   Short-lived and pointer-events:none; the regular custom cursor stays. */
.click-pulse{position:fixed;width:0;height:0;z-index:9999;pointer-events:none;isolation:isolate}
.click-pulse::before,.click-pulse::after{
  content:"";position:absolute;left:0;top:0;border-radius:50%;pointer-events:none;
}
.click-pulse::before{
  width:8px;height:8px;transform:translate(-50%,-50%) scale(.45);
  background:var(--accent);box-shadow:0 0 13px rgba(229,188,113,.56);
  animation:v7-click-dot .56s cubic-bezier(.22,.75,.33,1) forwards;
}
.click-pulse::after{
  width:12px;height:12px;transform:translate(-50%,-50%) scale(.45);
  border:1px solid var(--accent);box-shadow:0 0 10px rgba(229,188,113,.22);
  animation:v7-click-wave .58s cubic-bezier(.16,.7,.34,1) forwards;
}
@keyframes v7-click-dot{
  0%{transform:translate(-50%,-50%) scale(.45);opacity:.98}
  45%{transform:translate(-50%,-50%) scale(1.3);opacity:.78}
  100%{transform:translate(-50%,-50%) scale(2.3);opacity:0}
}
@keyframes v7-click-wave{
  0%{transform:translate(-50%,-50%) scale(.45);opacity:.84}
  100%{transform:translate(-50%,-50%) scale(3.85);opacity:0}
}

/* 4. Absolutely no outside box, frame, pseudo-corners or canvas focus ring
   around the CITY. Keyboard focus receives one tiny corner indicator instead. */
.hero-visual.city-experience,
.hero-visual.city-experience .city-stage,
.hero-visual.city-experience #city-canvas{
  border:0!important;outline:0!important;border-radius:0!important;
  box-shadow:none!important;background-color:transparent!important;
}
.hero-visual.city-experience::before,.hero-visual.city-experience::after{content:none!important}
.hero-visual.city-experience #city-canvas:focus-visible{outline:0!important;outline-offset:0!important}
.city-stage:has(#city-canvas:focus-visible)::after{
  content:"";position:absolute;right:9px;bottom:9px;z-index:2;
  width:5px;height:5px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 8px rgba(220,180,101,.65);pointer-events:none;
}
@media(prefers-reduced-motion:reduce){.site-night-sky .star{animation:none!important;opacity:.25;transform:none}.click-pulse{display:none!important}}
@media print{.site-night-sky,.click-pulse{display:none!important}}