/* =========================================================
   Global / Reset
   ========================================================= */
:root{
  --bg: #111;
  --panel: #222;
  --panel-2: rgba(200,200,200,.12);
  --text: #eee;
  --muted: #ccc;
  --border: #888;
  --accent: #444;
}

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  overflow: hidden;             /* No page scrollbars */
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* If you’re using a <canvas> (2D) or Three.js renderer canvas, this keeps it full-screen */
canvas {
  display: block;
  position: absolute;
  inset: 0;                     /* top:0; right:0; bottom:0; left:0; */
}

/* Buttons (shared) */
button {
  padding: 8px 16px;
  background: var(--accent);
  color: #fff;
  border: 0;
  border-radius: 8px;
  cursor: pointer;
}
button:hover { filter: brightness(1.1); }

/* Optional centered “room” panel (if you ever show it) */
#room {
  max-width: 640px;
  margin: 24px auto;
  padding: 20px;
  background: #1a1a1a;
  border-radius: 10px;
}

/* =========================================================
   Name Modal
   ========================================================= */
#nameModal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}
#modalBox {
  background: var(--panel);
  padding: 20px;
  border-radius: 12px;
  text-align: center;
  min-width: 260px;
  box-shadow: 0 8px 28px rgba(0,0,0,.45);
}
#modalBox h2 { margin: 0 0 10px; font-weight: 600; }
#modalBox input {
  display: block;
  width: 220px;
  margin: 8px auto 0;
  padding: 10px 12px;
  color: var(--text);
  background: #1c1c1c;
  border: 1px solid #333;
  border-radius: 8px;
}

/* =========================================================
   Chat Bar (fixed at bottom)
   ========================================================= */
#chat {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.60);
  padding: 8px;
  z-index: 5;
  box-shadow: 0 -6px 16px rgba(0,0,0,.25);
  backdrop-filter: blur(3px);
}

#messages {
  height: 110px;
  overflow-y: auto;
  color: var(--muted);
  font-size: 14px;
  margin: 0 0 6px;
  padding-right: 4px; /* room for scrollbar */
}

#chatForm {
  display: flex;
  gap: 6px;
  align-items: center;
}

#chatInput {
  flex: 1;
  padding: 10px 12px;
  background: #1f1f1f;
  color: #fff;
  border: 1px solid #333;
  border-radius: 8px;
}

#chatForm button {
  padding: 10px 14px;
  background: var(--accent);
  color: #fff;
  border: 0;
  border-radius: 8px;
}

/* Scrollbar styling (nice but subtle) */
#messages::-webkit-scrollbar { width: 10px; height: 10px; }
#messages::-webkit-scrollbar-thumb { background: #2d2d2d; border-radius: 8px; }
#messages::-webkit-scrollbar-track { background: #141414; }

/* =========================================================
   Leaderboard (gray glass)
   ========================================================= */
#leaderboard {
  position: fixed;
  top: 16px;
  right: 16px;
  width: 220px;
  background: var(--panel-2);        /* translucent gray */
  border: 2px solid var(--border);
  border-radius: 12px;
  padding: 10px 14px;
  color: var(--text);
  backdrop-filter: blur(6px);
  z-index: 5;
  box-shadow: 0 0 10px rgba(255,255,255,.05);
}

#leaderboard h3 {
  margin: 0 0 8px;
  font-size: 16px;
  color: #ddd;
  border-bottom: 1px solid #777;
  padding-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 6px;
}

#leaderboard ol,
#leaderboard ul {
  margin: 0;
  padding-left: 18px;
  list-style: decimal;
}

#leaderboard li {
  margin: 4px 0;
  color: #eee;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* If you use a plain list without <ol> */
#leaderboardList {
  padding-left: 18px;
  margin: 0;
}

/* =========================================================
   Responsive tweaks
   ========================================================= */
@media (max-width: 640px) {
  #leaderboard { width: 180px; top: 12px; right: 12px; }
  #messages { height: 90px; }
  #modalBox { width: calc(100% - 48px); }
}

/* =========================================================
   Optional utility classes
   ========================================================= */
.hidden { display: none !important; }
.center { display: grid; place-items: center; }
.muted { color: var(--muted); }