/* Bioverse hero — production (dark, flat, Obsidian-style) */
:root{
  --bg:#141414;
  --fg:#e8e8e8;
  --muted:#8a8a8a;
  --panel:#1e1e1e;
  --border:rgba(255,255,255,0.08);
  --chip-hover:rgba(255,255,255,0.06);
  --line:rgba(255,255,255,0.06);
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
.bv-root{
  position:relative;width:100%;height:100%;
  background:var(--bg);color:var(--fg);overflow:hidden;
  font-family:"Inter",system-ui,-apple-system,Segoe UI,sans-serif;
  -webkit-font-smoothing:antialiased;
}
.bv-root canvas{display:block;width:100%;height:100%;cursor:grab}
.bv-root canvas.dragging{cursor:grabbing}
.bv-root canvas.pointer{cursor:pointer}

/* --- Brand corner --- */
.bv-brand{position:absolute;top:22px;left:24px;z-index:10;display:flex;align-items:center;gap:10px;opacity:.9}
.bv-brand img{height:26px;filter:brightness(0) invert(1);opacity:.9}

/* --- Search bar --- */
.bv-search{
  position:absolute;top:22px;left:50%;transform:translateX(-50%);z-index:15;
  display:flex;align-items:center;gap:10px;
  background:var(--panel);border:1px solid var(--border);border-radius:999px;
  padding:10px 18px;min-width:320px;max-width:520px;
  box-shadow:0 1px 2px rgba(0,0,0,.4),0 8px 24px rgba(0,0,0,.5);
}
.bv-search input{flex:1;background:transparent;border:0;outline:0;color:var(--fg);font:inherit;font-size:14px}
.bv-search input::placeholder{color:var(--muted)}
.bv-search .count{font-size:11px;color:var(--muted);white-space:nowrap}
.bv-search .clear{background:rgba(255,255,255,.1);border:0;color:var(--muted);width:22px;height:22px;border-radius:999px;cursor:pointer;font-size:11px}
.bv-search .clear:hover{color:#9fc6ff}
.bv-search .icon{color:var(--muted);display:flex}

/* --- Hint --- */
.bv-hint{position:absolute;bottom:22px;left:24px;z-index:10;font-size:11px;color:var(--muted);letter-spacing:.04em}
.bv-hint kbd{background:rgba(255,255,255,.08);border:1px solid var(--border);padding:2px 6px;border-radius:4px;font:inherit;font-size:10px;color:var(--fg);margin:0 2px}

/* --- Hover card --- */
.bv-hover{
  position:absolute;pointer-events:none;z-index:20;
  background:var(--panel);border:1px solid var(--border);border-radius:14px;
  padding:10px 12px;min-width:180px;max-width:260px;
  transform:translateY(-50%);
  box-shadow:0 1px 2px rgba(0,0,0,.4),0 8px 24px rgba(0,0,0,.5);
}
.bv-hover .k{font-size:10px;text-transform:uppercase;letter-spacing:.1em;font-weight:700;margin-bottom:4px}
.bv-hover .l{font-size:13px;font-weight:500;color:var(--fg);line-height:1.35}
.bv-hover .h{font-size:11px;color:var(--muted);margin-top:6px}

/* --- Detail card --- */
.bv-card{
  position:absolute;right:24px;top:50%;width:380px;max-height:calc(100vh - 48px);
  display:flex;flex-direction:column;
  background:var(--panel);border:1px solid var(--border);border-radius:22px;
  box-shadow:0 1px 2px rgba(0,0,0,.4),0 8px 24px rgba(0,0,0,.5),0 0 0 1px var(--brand,rgba(255,255,255,.1)) inset;
  z-index:25;overflow:hidden;will-change:transform,opacity;
  /* Closed state — kept in the DOM but invisible + GPU-composited off to the side.
     No `display:none` swap (that triggers layout on open). */
  opacity:0;transform:translate(16px,-50%);pointer-events:none;
  transition:opacity .22s ease, transform .28s cubic-bezier(.2,.8,.2,1);
}
.bv-card.open{opacity:1;transform:translate(0,-50%);pointer-events:auto}
.bv-card .head{display:flex;align-items:flex-start;gap:14px;padding:22px 22px 14px;flex-shrink:0}
.bv-card .head.secondary{padding:18px 22px 10px;align-items:center;justify-content:space-between}
.bv-card .body{padding:0 22px 22px;overflow-y:auto;flex:1;min-height:0}
.bv-card .body::-webkit-scrollbar{width:6px}
.bv-card .body::-webkit-scrollbar-thumb{background:rgba(255,255,255,.12);border-radius:3px}
.bv-card .mark{
  width:52px;height:52px;border-radius:14px;
  background:rgba(255,255,255,.08);border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.bv-card .mark img{width:38px;height:38px;object-fit:contain}
.bv-card .title{flex:1;min-width:0;padding-top:2px}
.bv-card .name{font-size:20px;font-weight:700;letter-spacing:-.01em;line-height:1.2;word-break:break-word}
.bv-card .tag{font-size:12px;color:var(--muted);margin-top:4px}
.bv-card .close{
  background:rgba(255,255,255,.08);border:1px solid var(--border);
  color:var(--muted);width:28px;height:28px;border-radius:8px;
  cursor:pointer;font-size:13px;display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.bv-card .close:hover{color:#9fc6ff;background:rgba(255,255,255,.16)}
.bv-card .blurb{font-size:13.5px;line-height:1.55;color:var(--fg);opacity:.88;margin:0 0 18px}
.bv-card .list-label{font-size:10px;text-transform:uppercase;letter-spacing:.12em;color:var(--muted);margin-bottom:10px;font-weight:600}
.bv-card ul{list-style:none;padding:0;margin:0 0 4px}
.bv-card ul li{
  display:grid;grid-template-columns:100px 1fr auto;gap:12px;align-items:center;
  padding:10px;margin:2px -10px;border-radius:8px;cursor:pointer;
  transition:background 140ms ease;
}
.bv-card ul.related li{grid-template-columns:74px 1fr auto}
.bv-card ul li:hover{background:var(--chip-hover)}
.bv-card .kind{font-size:10px;text-transform:uppercase;font-weight:700;letter-spacing:.08em;display:inline-flex;align-items:center;gap:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bv-card .label{font-size:13px;color:var(--fg);line-height:1.35;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;min-width:0}
.bv-card .arrow{color:var(--muted);font-size:14px}
.bv-card ul li:hover .arrow{color:var(--brand);transform:translateX(2px)}
.bv-card .divider{height:1px;background:rgba(255,255,255,.08);margin:14px 0}
.bv-card .kind-badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:10px;text-transform:uppercase;letter-spacing:.12em;font-weight:700;
  padding:5px 10px;border-radius:999px;border:1px solid;
}
.bv-card .name-secondary{font-size:18px;line-height:1.35;margin-bottom:10px;letter-spacing:-.01em;font-weight:600}
.bv-card .meta{font-size:11px;color:var(--muted);margin:0 0 16px;display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.bv-card .meta .d{opacity:.5}
.bv-card .chips{display:flex;flex-wrap:wrap;gap:6px;margin:0 0 6px}
.bv-card .chip{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(255,255,255,.06);border:1px solid var(--border);
  color:var(--fg);font:inherit;font-size:12px;font-weight:500;
  padding:5px 10px 5px 5px;border-radius:999px;cursor:pointer;
  transition:background 140ms ease;
}
.bv-card .chip:hover{background:rgba(255,255,255,.14)}
.bv-card .chip img{width:18px;height:18px;object-fit:contain}
.bv-card .shared-dot{color:var(--brand);font-weight:800;margin-left:6px}
.bv-card .foot{padding:14px 22px 18px;border-top:1px solid rgba(255,255,255,.08);flex-shrink:0}
.bv-card .cta{
  display:inline-flex;align-items:center;gap:6px;text-decoration:none;
  padding:10px 16px;border-radius:10px;border:1px solid;
  font-size:13px;font-weight:600;background:rgba(255,255,255,.06);
  transition:background 140ms ease;
}
.bv-card .cta:hover{background:rgba(255,255,255,.12)}

/* --- Command palette --- */
.bv-cmd-bg{
  position:fixed;inset:0;background:rgba(4,10,22,.6);
  display:none;align-items:flex-start;justify-content:center;padding-top:14vh;
  z-index:100;animation:bvFade .15s ease-out;
}
.bv-cmd-bg.open{display:flex}
@keyframes bvFade{from{opacity:0}to{opacity:1}}
.bv-cmd{
  width:min(620px,92vw);background:rgba(18,28,48,.85);
  border:1px solid var(--border);border-radius:18px;overflow:hidden;
  box-shadow:0 30px 80px rgba(0,0,0,.55);
  animation:bvCmdIn .18s cubic-bezier(.2,.8,.2,1);
}
@keyframes bvCmdIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}
.bv-cmd .row{display:flex;align-items:center;gap:10px;padding:14px 16px;border-bottom:1px solid rgba(255,255,255,.08)}
.bv-cmd .row input{flex:1;background:transparent;border:0;outline:0;color:var(--fg);font:inherit;font-size:15px}
.bv-cmd .row input::placeholder{color:var(--muted)}
.bv-cmd .esc{font:inherit;font-size:10px;padding:3px 7px;border-radius:4px;background:rgba(255,255,255,.08);color:var(--muted);border:1px solid rgba(255,255,255,.1);letter-spacing:.08em}
.bv-cmd .results{max-height:52vh;overflow-y:auto;padding:8px 0}
.bv-cmd .results::-webkit-scrollbar{width:8px}
.bv-cmd .results::-webkit-scrollbar-thumb{background:rgba(255,255,255,.14);border-radius:4px}
.bv-cmd .group{font-size:10px;text-transform:uppercase;letter-spacing:.14em;font-weight:700;color:var(--muted);padding:10px 16px 6px}
.bv-cmd ul{list-style:none;padding:0;margin:0}
.bv-cmd li{
  display:grid;grid-template-columns:24px 1fr auto;gap:12px;align-items:center;
  padding:10px 16px;cursor:pointer;font-size:13px;
  border-left:2px solid transparent;transition:background .1s;
}
.bv-cmd li.active{background:rgba(160,200,255,.1);border-left-color:var(--cmd)}
.bv-cmd .ic{color:var(--cmd,var(--muted));display:flex;justify-content:center}
.bv-cmd .lbl{color:var(--fg);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.bv-cmd .met{color:var(--muted);font-size:11px;text-align:right}
.bv-cmd .empty{padding:24px 16px;color:var(--muted);font-size:13px;text-align:center}
.bv-cmd .empty em{color:var(--fg);font-style:normal;background:rgba(160,200,255,.15);padding:1px 6px;border-radius:3px;margin:0 2px}
.bv-cmd .foot{display:flex;gap:14px;padding:10px 16px;border-top:1px solid rgba(255,255,255,.08);font-size:11px;color:var(--muted)}
.bv-cmd .foot kbd{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1);padding:1px 5px;border-radius:3px;font:inherit;font-size:10px;color:var(--fg);margin-right:4px}

/* --- Loader (shown while first paint is pending) --- */
.bv-loader{
  position:absolute;inset:0;z-index:35;pointer-events:none;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  background:var(--bg);
  opacity:1;transition:opacity .35s ease;
}
.bv-root:not(.bv-loading) .bv-loader{opacity:0}
.bv-root:not(.bv-loading) .bv-loader{pointer-events:none}
.bv-loader-ring{
  width:34px;height:34px;border-radius:50%;
  border:2px solid rgba(255,255,255,.10);
  border-top-color:rgba(159,198,255,.9);
  animation:bv-spin .9s linear infinite;
}
.bv-loader-text{
  font:500 12px/1 'Inter',system-ui,sans-serif;letter-spacing:.04em;color:var(--muted);
}
@keyframes bv-spin{to{transform:rotate(360deg)}}

/* While loading, the canvas shouldn't receive clicks (nodes aren't visible yet) */
.bv-loading .bv-canvas{pointer-events:none}
/* Also hide the floating UI chrome so the loader reads cleanly */
.bv-loading .bv-search,
.bv-loading .bv-hint,
.bv-loading .bv-brand{opacity:0;transition:opacity .25s ease}

/* --- Mobile fallback --- */
.bv-mobile{
  display:none;position:absolute;inset:0;z-index:50;
  align-items:center;justify-content:center;padding:24px;
  background:var(--bg);color:var(--fg);text-align:center;
}
.bv-mobile h2{font-size:22px;margin:0 0 12px}
.bv-mobile p{color:var(--muted);max-width:320px;line-height:1.5;font-size:14px}
@media (max-width:720px){
  .bv-hint{display:none}
  .bv-card{right:12px;left:12px;width:auto;top:auto;bottom:16px;max-height:60vh;
           opacity:0;transform:translateY(12px);transition:opacity .22s ease, transform .28s cubic-bezier(.2,.8,.2,1)}
  .bv-card.open{opacity:1;transform:translateY(0)}
  .bv-search{min-width:220px}
}