:root{
  --burgundy:#6B1E2B;
  --deep-red:#8A1F2D;
  --charcoal:#121212;
  --card:#1c1c1c;
  --text:#f4f4f4;
  --muted:#a7a7a7;
}

*{ box-sizing:border-box; margin:0; padding:0; }

html,body{ height:100%; overflow:hidden; }

body{
  background:var(--charcoal);
  color:var(--text);
  font-family:"Helvetica Neue",Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
}

#scene{
  position:fixed;
  inset:0;
  width:100%;
  height:100%;
  display:block;
}

/* ---------- Fixed HUD ---------- */
#hud{
  position:fixed;
  top:0; left:0; right:0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:22px 30px;
  pointer-events:none;
  z-index:5;
}

.logo{
  font-size:24px;
  font-weight:800;
  letter-spacing:.5px;
  text-shadow:0 2px 12px rgba(0,0,0,.6);
}
.logo span{ color:var(--deep-red); }

.nav-links{
  display:flex;
  gap:22px;
  color:var(--muted);
  font-size:14px;
  letter-spacing:.08em;
  text-transform:uppercase;
}

/* ---------- Reticle ---------- */
#reticle{
  position:fixed;
  top:50%; left:50%;
  width:26px; height:26px;
  margin:-13px 0 0 -13px;
  border:1px solid rgba(255,255,255,.35);
  border-radius:50%;
  z-index:4;
  pointer-events:none;
  transition:transform .12s ease, border-color .12s ease;
}
#reticle span{
  position:absolute;
  top:50%; left:50%;
  width:4px; height:4px;
  margin:-2px 0 0 -2px;
  border-radius:50%;
  background:rgba(255,255,255,.55);
}
#reticle.hot{
  transform:scale(1.5);
  border-color:var(--deep-red);
}
#reticle.hot span{ background:var(--deep-red); }

/* ---------- Focus hint ---------- */
#focus-hint{
  position:fixed;
  left:50%;
  bottom:90px;
  transform:translateX(-50%);
  z-index:4;
  font-size:14px;
  color:var(--muted);
  background:rgba(0,0,0,.55);
  border:1px solid #2a2a2a;
  padding:8px 14px;
  border-radius:10px;
  pointer-events:none;
  backdrop-filter:blur(6px);
}
#focus-hint .key{
  color:var(--text);
  border:1px solid #3a3a3a;
  border-radius:6px;
  padding:1px 7px;
  margin-right:4px;
  font-weight:700;
}
#focus-label{ color:var(--text); font-weight:600; }

/* ---------- Footer ---------- */
#footer{
  position:fixed;
  bottom:0; left:0; right:0;
  display:flex;
  gap:10px;
  justify-content:center;
  align-items:center;
  padding:16px;
  font-size:13px;
  color:var(--muted);
  z-index:3;
  pointer-events:none;
  text-shadow:0 1px 6px rgba(0,0,0,.7);
}
#footer .dot{ opacity:.5; }

/* ---------- Full-screen panels ---------- */
.screen{
  position:fixed;
  inset:0;
  z-index:10;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:24px;
  background:
    radial-gradient(120% 120% at 50% 0%, rgba(138,31,45,.22), transparent 60%),
    rgba(10,10,10,.66);
  backdrop-filter:blur(6px);
  animation:fade .35s ease;
}
@keyframes fade{ from{ opacity:0; } to{ opacity:1; } }

.screen-card{
  max-width:720px;
  text-align:center;
}
.eyebrow{
  text-transform:uppercase;
  letter-spacing:.28em;
  font-size:12px;
  color:var(--deep-red);
  margin-bottom:18px;
}
.screen-card h1{
  font-size:clamp(34px,6vw,60px);
  line-height:1.05;
  font-weight:800;
  letter-spacing:-.01em;
}
.lede{
  color:var(--muted);
  font-size:clamp(16px,2.2vw,19px);
  line-height:1.6;
  max-width:560px;
  margin:22px auto 30px;
}
.controls-note{
  margin-top:26px;
  font-size:13px;
  color:var(--muted);
  letter-spacing:.02em;
}
.controls-note b{ color:var(--text); }

/* ---------- Buttons ---------- */
button{
  font-family:inherit;
  cursor:pointer;
  border:none;
  border-radius:12px;
  font-size:16px;
  font-weight:700;
  padding:15px 30px;
  transition:transform .15s ease, background .2s ease, filter .2s ease;
}
button:active{ transform:translateY(1px); }
.primary{
  background:var(--deep-red);
  color:#fff;
  box-shadow:0 10px 30px rgba(138,31,45,.35);
}
.primary:hover{ filter:brightness(1.12); }

/* ---------- Controls hint (auto-fades on click) ---------- */
#hint{
  position:fixed;
  left:50%;
  bottom:56px;
  transform:translateX(-50%);
  z-index:6;
  font-size:13px;
  color:var(--muted);
  background:rgba(0,0,0,.5);
  border:1px solid #2a2a2a;
  padding:9px 16px;
  border-radius:999px;
  pointer-events:none;
  backdrop-filter:blur(6px);
  white-space:nowrap;
  transition:opacity .4s ease, transform .4s ease;
}
#hint b{ color:var(--text); }
#hint.hide{
  opacity:0;
  transform:translateX(-50%) translateY(8px);
}

/* ---------- Selection info bar (non-blocking) ---------- */
#info{
  position:fixed;
  left:50%;
  bottom:64px;
  transform:translate(-50%, 18px);
  width:min(560px, calc(100% - 40px));
  background:rgba(24,20,21,.92);
  border:1px solid #2a2a2a;
  border-left:3px solid var(--deep-red);
  border-radius:16px;
  padding:18px 22px;
  z-index:6;
  pointer-events:none;            /* purely informational, never blocks the room */
  opacity:0;
  visibility:hidden;
  transition:opacity .28s ease, transform .28s ease, visibility .28s;
  box-shadow:0 18px 50px rgba(0,0,0,.5);
  backdrop-filter:blur(8px);
}
#info.show{
  opacity:1;
  visibility:visible;
  transform:translate(-50%, 0);
}
.info-tag{
  display:inline-block;
  font-size:11px;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--deep-red);
  margin-bottom:8px;
}
#info h2{
  font-size:21px;
  font-weight:800;
  line-height:1.2;
  margin-bottom:6px;
}
#info-body{
  color:var(--muted);
  font-size:14px;
  line-height:1.55;
}
#info-count{
  display:block;
  margin-top:10px;
  font-size:12px;
  color:#7c7c7c;
}

@media (max-width:600px){
  #hud{ padding:16px; }
  .nav-links{ display:none; }
  #info{ bottom:54px; padding:14px 16px; }
}