* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: flex-start;
  gap: 20px;
  padding: 16px;
  background: #12141c;
  color: #e8ecf4;
  font: 16px/1.4 system-ui, sans-serif;
  user-select: none;
}

#app {
  position: relative;
  width: fit-content;
  max-width: 100%;
}

header {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 4px 8px;
}

header b { color: #7ad3ff; }

button {
  padding: 6px 14px;
  border: 1px solid #38405a;
  border-radius: 6px;
  background: #1c2030;
  color: inherit;
  font: inherit;
  cursor: pointer;
}

button:hover { background: #262c40; }

header #restart { margin-left: auto; }

canvas {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  background: #171a26;
}

#hint {
  margin: 8px 4px 0;
  color: #7f88a3;
  font-size: 14px;
}

#over {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 10px;
  border-radius: 10px;
  background: #0d0f16cc;
  font-size: 22px;
}

#over[hidden] { display: none; }

#over .small { font-size: 15px; color: #9aa4bf; }

#stats {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 4px;
  font-size: 15px;
  color: #b9c1d6;
}

#stats b { color: #7ad3ff; }

#name {
  width: 110px;
  padding: 5px 8px;
  border: 1px solid #38405a;
  border-radius: 6px;
  background: #1c2030;
  color: inherit;
  font: inherit;
  font-size: 14px;
}

#over:not([hidden]) { animation: fade-in .2s ease both; }

@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

header b.bump {
  display: inline-block;
  animation: bump .3s ease;
}

@keyframes bump {
  0% { transform: scale(1); }
  40% { transform: scale(1.5); }
  100% { transform: scale(1); }
}

#panel {
  width: 320px;
  padding: 12px 14px;
  border: 1px solid #262c40;
  border-radius: 10px;
  background: #171a26;
}

#panel summary { cursor: pointer; font-weight: 600; }

#settings {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

#settings label {
  display: grid;
  grid-template-columns: 1fr 44px;
  align-items: center;
  column-gap: 8px;
  font-size: 13px;
  color: #b9c1d6;
}

#settings label span { grid-column: 1 / -1; }

#settings input {
  width: 100%;
  accent-color: #7ad3ff;
}

#settings output {
  text-align: right;
  color: #7ad3ff;
  font-variant-numeric: tabular-nums;
}

.note {
  margin: 12px 0;
  color: #7f88a3;
  font-size: 12px;
}

#pending {
  margin: 0 0 12px;
  color: #ffcf5c;
  font-size: 13px;
}

#pending[hidden] { display: none; }

button.pending {
  border-color: #ffcf5c;
  color: #ffcf5c;
}