/* k8s-game-tanks — UI layer. Dark, glassy, out of the way. */

:root {
  --accent: #57d9ff;
  --accent-dim: #2b8fae;
  --bg-ink: #0b0f16;
  --ink: #e8eef7;
  --ink-dim: #8b98ad;
  --danger: #ff5d5d;
  --ok: #58e08c;
  --glass: rgba(13, 18, 28, 0.62);
  --glass-line: rgba(140, 165, 200, 0.18);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  overflow: hidden;
  background: var(--bg-ink);
  color: var(--ink);
  font-family: ui-sans-serif, system-ui, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-user-select: none;
  user-select: none;
  touch-action: none;
}

#scene {
  position: fixed;
  inset: 0;
  display: block;
}

#ui { position: fixed; inset: 0; pointer-events: none; }
#ui > * { pointer-events: auto; }

.hidden { display: none !important; }

.muted { color: var(--ink-dim); }

/* ---------------------------------------------------------------- lobby */

#lobby {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: min(92vw, 420px);
  padding: 34px 34px 26px;
  text-align: center;
  background: var(--glass);
  border: 1px solid var(--glass-line);
  border-radius: 14px;
  backdrop-filter: blur(14px);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.55);
}

#lobby h1 {
  margin: 0 0 6px;
  font-size: 34px;
  letter-spacing: 0.14em;
  font-weight: 800;
  background: linear-gradient(180deg, #eaf6ff, #7fc6e8);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

#lobby .tag { margin: 0 0 22px; font-size: 12.5px; color: var(--ink-dim); letter-spacing: 0.02em; }

#joinform {
  display: flex;
  gap: 8px;
  margin: 0 auto 14px;
  width: 100%;
}

#callname {
  flex: 1;
  min-width: 0;
  padding: 11px 14px;
  font-size: 15px;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink);
  background: rgba(10, 15, 24, 0.8);
  border: 1px solid var(--glass-line);
  border-radius: 9px;
  outline: none;
}

#callname:focus { border-color: var(--accent-dim); box-shadow: 0 0 0 3px rgba(87, 217, 255, 0.12); }

#deploy {
  padding: 11px 22px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: #04131a;
  background: linear-gradient(180deg, #8be6ff, #3fc4ee);
  border: none;
  border-radius: 9px;
  cursor: pointer;
}

#deploy:hover { filter: brightness(1.08); }
#deploy:active { transform: translateY(1px); }

#arena-count { font-size: 12px; color: var(--ink-dim); margin-bottom: 18px; }

.controls {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  border-top: 1px solid var(--glass-line);
  padding-top: 16px;
}

.controls div { font-size: 11px; color: var(--ink-dim); display: flex; flex-direction: column; gap: 4px; }

.controls span {
  font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink);
  background: rgba(10, 15, 24, 0.8);
  border: 1px solid var(--glass-line);
  border-radius: 6px;
  padding: 5px 4px;
}

#lobby-msg { margin: 14px 0 0; font-size: 12.5px; min-height: 1em; }

/* ------------------------------------------------------------------ hud */

#hud { position: absolute; inset: 0; pointer-events: none; }
#hud > * { pointer-events: auto; }

#hud-left {
  position: absolute;
  top: 16px;
  left: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

#hpwrap {
  position: relative;
  width: 210px;
  height: 22px;
  background: rgba(10, 15, 24, 0.72);
  border: 1px solid var(--glass-line);
  border-radius: 7px;
  overflow: hidden;
}

#hpfill {
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, #2fae68, #58e08c);
  transition: width 140ms ease-out, background 200ms;
}

#hpfill.hurt { background: linear-gradient(90deg, #b3541e, #ff8b3d); }
#hpfill.crit { background: linear-gradient(90deg, #a12525, #ff5d5d); }

#hpnum {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: #eaf6ff;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.7);
}

#shield {
  align-self: flex-start;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--accent);
  background: rgba(20, 40, 60, 0.6);
  border: 1px solid rgba(87, 217, 255, 0.4);
  border-radius: 6px;
  padding: 3px 8px;
  animation: shieldpulse 1.1s ease-in-out infinite;
}

@keyframes shieldpulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

#count-pill {
  position: absolute;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--ink-dim);
  background: var(--glass);
  border: 1px solid var(--glass-line);
  border-radius: 999px;
  padding: 6px 14px;
  backdrop-filter: blur(10px);
}

#board {
  position: absolute;
  top: 16px;
  right: 16px;
  min-width: 200px;
  background: var(--glass);
  border: 1px solid var(--glass-line);
  border-radius: 10px;
  padding: 10px 12px;
  backdrop-filter: blur(10px);
  font-size: 12px;
}

#board .bhead,
#board .brow {
  display: grid;
  grid-template-columns: 1fr 40px;
  gap: 10px;
  align-items: center;
  padding: 3px 2px;
}

#board .bhead {
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--ink-dim);
  border-bottom: 1px solid var(--glass-line);
  margin-bottom: 4px;
}

#board .brow .n { display: flex; align-items: center; gap: 8px; overflow: hidden; }
#board .brow .n svg { flex: none; }
#board .brow .nm { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; letter-spacing: 0.03em; }
#board .brow .s { font-family: ui-monospace, Menlo, Consolas, monospace; text-align: right; }
#board .brow.me { color: var(--accent); }
#board .brow.bot .nm { color: var(--ink-dim); }
#board .brow .tag {
  font-size: 9px;
  letter-spacing: 0.1em;
  color: var(--ink-dim);
  border: 1px solid var(--glass-line);
  border-radius: 4px;
  padding: 1px 4px;
}

#feed {
  position: absolute;
  left: 16px;
  bottom: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

#feed .fitem {
  font-size: 12.5px;
  background: var(--glass);
  border: 1px solid var(--glass-line);
  border-radius: 8px;
  padding: 6px 12px;
  backdrop-filter: blur(8px);
  animation: fslide 240ms ease-out;
}

#feed .fitem .a { color: var(--ink); }
#feed .fitem .v { color: var(--danger); }
#feed .fitem .a.botn, #feed .fitem .v.botn { color: var(--ink-dim); }
#feed .fitem.mine .a { color: var(--accent); }

@keyframes fslide {
  from { transform: translateX(-14px); opacity: 0; }
  to { transform: none; opacity: 1; }
}

#feed .fitem.out { opacity: 0; transition: opacity 400ms; }

/* ------------------------------------------------------------------- fx */

#dmg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(ellipse at center, rgba(255, 60, 40, 0) 52%, rgba(255, 45, 30, 0.5) 100%);
  opacity: 0;
  transition: opacity 320ms ease-out;
}

#dmg.hit { opacity: 1; transition: opacity 40ms; }

#conn {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 10px 0;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: #ffd9a1;
  background: rgba(70, 38, 10, 0.82);
  border-bottom: 1px solid rgba(255, 170, 80, 0.4);
}

#conn .dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #ffb347;
  animation: blink 0.9s linear infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.15; }
}