:root {
  --bg: #1a1a2e;
  --panel: #232342;
  --panel-2: #2a2a4e;
  --text: #e8e8f0;
  --muted: #8a8aae;
  --line-empty: #3a3a5c;
  --line-hover: #6c6ca8;
  --line-drawn: #e8e8f0;
  --line-pending: #ffd166;
  --dot: #e8e8f0;
  --accent: #4f4fb0;
  --accent-hover: #6363cc;
  --danger: #ef476f;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 24px 16px;
}
h1 { margin: 0 0 16px; font-weight: 600; letter-spacing: 1px; }
h2 { margin: 0 0 12px; font-weight: 600; font-size: 18px; }

.panel {
  background: var(--panel);
  padding: 20px;
  border-radius: 12px;
  margin-bottom: 16px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
  width: 100%;
  max-width: 640px;
}
.panel.narrow { max-width: 420px; }

button, .btn {
  background: var(--accent);
  color: var(--text);
  border: 1px solid var(--accent);
  border-radius: 8px;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
}
button:hover:not(:disabled), .btn:hover { background: var(--accent-hover); }
button:disabled { opacity: 0.5; cursor: not-allowed; }
button.ghost {
  background: transparent;
  border-color: var(--line-empty);
  color: var(--muted);
  font-weight: 500;
}
button.ghost:hover { background: var(--panel-2); color: var(--text); }

input[type=text], select {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--line-empty);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 14px;
  font-family: inherit;
}
input[type=text]:focus, select:focus {
  outline: none;
  border-color: var(--accent-hover);
}
label.field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  color: var(--muted);
}

.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.row.between { justify-content: space-between; }
.spacer { flex: 1; }
.muted { color: var(--muted); font-size: 13px; }

/* Landing */
.landing-actions { display: flex; flex-direction: column; gap: 16px; }
.landing-actions .or { text-align: center; color: var(--muted); font-size: 12px; letter-spacing: 2px; }
.landing-actions form { display: flex; gap: 8px; }
.landing-actions form input { flex: 1; }
.error { color: var(--danger); font-size: 13px; margin-top: 6px; }

/* Lobby */
.player-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 4px;
  border-bottom: 1px solid var(--panel-2);
}
.player-row:last-child { border-bottom: none; }
.swatch { width: 14px; height: 14px; border-radius: 4px; }
.player-row-name { font-weight: 600; flex: 1; }
.badge {
  font-size: 11px;
  background: var(--accent);
  padding: 2px 8px;
  border-radius: 999px;
  letter-spacing: 0.5px;
}
.badge.muted { background: var(--panel-2); color: var(--muted); }
.warning {
  background: rgba(255, 209, 102, 0.12);
  border: 1px solid rgba(255, 209, 102, 0.4);
  color: #ffd166;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 13px;
  margin-top: 12px;
}

/* Scoreboard */
.scoreboard {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}
.player-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border-radius: 8px;
  background: var(--panel-2);
  border: 2px solid transparent;
  min-width: 140px;
  transition: all 0.2s;
}
.player-card.active {
  border-color: var(--text);
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(0,0,0,0.4);
  animation: pulse 1.8s ease-in-out infinite;
}
.player-card.afk { opacity: 0.4; }
.player-card .player-score { margin-left: auto; font-size: 18px; font-weight: 700; }
@keyframes pulse {
  0%, 100% { box-shadow: 0 4px 14px rgba(0,0,0,0.4); }
  50%      { box-shadow: 0 4px 22px rgba(232,232,240,0.25); }
}

/* Board */
#board-wrapper {
  background: var(--panel);
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
  display: inline-block;
  max-width: 100%;
}
svg#board { display: block; max-width: 100%; height: auto; }
.dot { fill: var(--dot); }
.line-hit { stroke: transparent; stroke-width: 18; cursor: pointer; }
.line {
  stroke: var(--line-empty);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-dasharray: 2 6;
  pointer-events: none;
  transition: stroke 0.15s, stroke-width 0.15s;
}
.line-group.locked .line-hit { cursor: not-allowed; }
.line-group:not(.drawn):not(.locked):hover .line {
  stroke: var(--line-hover);
  stroke-width: 5;
  stroke-dasharray: none;
}
.line.drawn {
  stroke: var(--line-drawn);
  stroke-width: 6;
  stroke-dasharray: none;
}
.line.pending {
  stroke: var(--line-pending);
  stroke-width: 6;
  stroke-dasharray: 6 4;
  animation: dash 0.6s linear infinite;
  opacity: 0.85;
}
@keyframes dash {
  to { stroke-dashoffset: -20; }
}
.line.recent {
  animation: glow 1s ease-out;
}
@keyframes glow {
  0% { filter: drop-shadow(0 0 6px var(--text)); }
  100% { filter: none; }
}
.box-fill { transition: fill 0.3s; }
.box-label {
  font-weight: 700;
  font-size: 18px;
  fill: rgba(0,0,0,0.5);
  text-anchor: middle;
  dominant-baseline: central;
  pointer-events: none;
  user-select: none;
}

.status {
  margin-top: 12px;
  font-size: 16px;
  color: var(--muted);
  min-height: 22px;
  text-align: center;
}
.winner-banner {
  margin-top: 14px;
  padding: 16px 24px;
  border-radius: 10px;
  background: linear-gradient(135deg, #ffd166, #ef476f);
  color: #1a1a2e;
  font-weight: 700;
  font-size: 18px;
  text-align: center;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--panel-2);
  color: var(--text);
  padding: 10px 18px;
  border-radius: 8px;
  border: 1px solid var(--line-empty);
  font-size: 14px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  z-index: 1000;
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

#connection-status {
  position: fixed;
  top: 12px;
  right: 12px;
  font-size: 12px;
  color: var(--muted);
}

@media (max-width: 640px) {
  body { padding: 12px; }
  h1 { font-size: 22px; }
  .panel { padding: 14px; }
  .player-card { min-width: 0; flex: 1 1 calc(50% - 10px); padding: 6px 10px; }
}