/* The Network — light porcelain scene UI */
:root{
  --ink:#1c211f;
  --ink-soft:rgba(28,33,31,0.62);
  --paper:#edeae3;
  --mint:#0e8f6b;
  --mint-deep:#0a6b51;
  --gold:#a8863c;
  --line:rgba(28,33,31,0.14);
  --font-sans:'Instrument Sans',sans-serif;
  --font-serif:'Instrument Serif',serif;
  --font-mono:'IBM Plex Mono',monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%;overflow:hidden}
body{background:var(--paper);font-family:var(--font-sans);color:var(--ink)}
.mono{font-family:var(--font-mono)}

#net-canvas{position:fixed;inset:0;width:100%;height:100%;display:block}

#hud{position:fixed;inset:0;pointer-events:none;display:flex;flex-direction:column}
#hud a{pointer-events:auto}

#hud-top{
  display:flex;align-items:center;justify-content:space-between;
  padding:22px 30px;
}
.net-brand{
  font-family:var(--font-serif);font-size:21px;color:var(--ink);
  text-decoration:none;letter-spacing:0.01em;
}
#fps-badge{
  font-size:11px;letter-spacing:0.08em;color:var(--ink-soft);
  border:1px solid var(--line);border-radius:999px;padding:5px 12px;
  background:rgba(255,255,255,0.5);
}

#net-title{
  position:absolute;left:30px;bottom:96px;max-width:430px;
}
.net-eyebrow{
  font-size:11px;letter-spacing:0.34em;text-transform:uppercase;
  color:var(--mint);margin-bottom:14px;
}
#net-title h1{
  font-family:var(--font-serif);font-weight:400;font-size:clamp(44px,6vw,74px);
  line-height:0.98;letter-spacing:-0.015em;margin-bottom:14px;
}
.net-sub{font-size:16px;line-height:1.55;color:var(--ink-soft);margin-bottom:26px;max-width:34ch}

.net-cta-row{display:flex;gap:14px;flex-wrap:wrap}
.net-cta{
  font-family:var(--font-mono);font-size:12px;letter-spacing:0.14em;text-transform:uppercase;
  color:#f6f4ef;background:var(--ink);text-decoration:none;
  padding:13px 22px;border-radius:999px;border:1px solid var(--ink);
  transition:background .2s ease,color .2s ease;
}
.net-cta:hover{background:var(--mint-deep);border-color:var(--mint-deep)}
.net-cta--ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.net-cta--ghost:hover{background:rgba(28,33,31,0.06);color:var(--ink)}

#net-hint{
  position:absolute;right:30px;bottom:28px;
  font-size:11px;letter-spacing:0.12em;color:var(--ink-soft);
}

#fallback[hidden]{display:none}
#fallback{
  position:fixed;inset:0;z-index:20;display:flex;align-items:center;justify-content:center;
  background:var(--paper);text-align:center;padding:32px;
}
.fallback-eyebrow{font-size:11px;letter-spacing:0.3em;text-transform:uppercase;color:var(--mint);margin-bottom:16px}
#fallback h1{font-family:var(--font-serif);font-weight:400;font-size:32px;margin-bottom:26px}
.fallback-links{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

@media (max-width:640px){
  #hud-top{padding:18px 20px}
  #net-title{left:20px;right:20px;bottom:84px}
  #net-hint{right:20px;bottom:20px}
}