:root {
  --bg: #f8fafc;
  --panel: #ffffff;
  --ink: #0f172a;
  --muted: #64748b;
  --line: #e2e8f0;
  --you: #2563eb;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100vh;
}

header {
  width: 100%;
  max-width: 720px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 20px;
}

h1 {
  margin: 0;
  font-size: 1.4rem;
  letter-spacing: 0.02em;
}

#conn {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

button {
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  font-size: 0.9rem;
  cursor: pointer;
}

button:hover { background: #f1f5f9; }

#conn-status {
  color: var(--muted);
  font-size: 0.85rem;
  min-width: 0;
}

main {
  width: 100%;
  max-width: 720px;
  padding: 0 20px 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

#status-bar {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 16px;
}

#turn-indicator {
  font-weight: 600;
  font-size: 1rem;
}

#turn-indicator.you { color: var(--you); }

#scores {
  color: var(--muted);
  font-size: 0.95rem;
}

#scores span {
  color: var(--ink);
  font-weight: 700;
}

#board-wrap {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 8px;
}

#board {
  display: block;
  max-width: 100%;
  height: auto;
}

.edge-hit { pointer-events: none; }
#board.my-turn .edge-hit { pointer-events: stroke; cursor: pointer; }

#overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(248, 250, 252, 0.88);
  border-radius: 12px;
}

#overlay[hidden] { display: none; }

#overlay p {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 600;
  text-align: center;
  padding: 0 24px;
}

#controls {
  display: flex;
  gap: 10px;
}

/* ---- boxing ring strip ---- */

#ring-wrap {
  width: 100%;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 8px 8px 0;
  overflow: hidden;
}

#ring {
  display: block;
  width: 100%;
  height: auto;
}

.ring-name {
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.ring-score {
  font-size: 15px;
  font-weight: 800;
}

.ring-vs {
  font-size: 13px;
  font-weight: 700;
}

.ring-you {
  font-size: 12px;
  font-weight: 800;
}

.pow {
  font-size: 30px;
  font-weight: 900;
  fill: #f59e0b;
  stroke: #ffffff;
  stroke-width: 5px;
  paint-order: stroke;
  font-family: "Comic Sans MS", "Chalkboard SE", system-ui, sans-serif;
}

.pow-big {
  font-size: 52px;
}

.ko-splash {
  font-size: 92px;
  font-weight: 900;
  fill: #dc2626;
  stroke: #ffffff;
  stroke-width: 8px;
  paint-order: stroke;
  letter-spacing: 0.04em;
  font-family: "Comic Sans MS", "Chalkboard SE", system-ui, sans-serif;
}

#ring-wrap.shake {
  animation: ring-shake 0.3s linear;
}

#ring-wrap.shake-big {
  animation: ring-shake-big 0.6s linear;
}

@keyframes ring-shake {
  0% { transform: translate(0, 0); }
  25% { transform: translate(-4px, 2px); }
  50% { transform: translate(4px, -2px); }
  75% { transform: translate(-3px, -1px); }
  100% { transform: translate(0, 0); }
}

@keyframes ring-shake-big {
  0% { transform: translate(0, 0); }
  15% { transform: translate(-9px, 4px) rotate(-0.6deg); }
  30% { transform: translate(8px, -5px) rotate(0.6deg); }
  45% { transform: translate(-7px, 3px); }
  60% { transform: translate(6px, -3px) rotate(-0.4deg); }
  80% { transform: translate(-4px, 2px); }
  100% { transform: translate(0, 0); }
}

/* idle bob for standing boxers */
.fighter-body {
  animation: fighter-bob 1.6s ease-in-out infinite;
}

.fighter-body.fighter-down {
  animation: none;
}

@keyframes fighter-bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}