:root {
  --cp-danger: #d9362c;
}

.game-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.5rem 1rem 2rem;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

html,
body {
  overflow-x: hidden;
}

#wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 16px;
  width: 100%;
  max-width: 900px;
  box-sizing: border-box;
}

#hud {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  width: 100%;
  max-width: 900px;
  font-family: var(--shg-font-display);
  letter-spacing: 1px;
}

.hud-left {
  display: flex;
  align-items: flex-end;
  gap: 18px;
}

#matchScoreBlock {
  display: none;
  padding-bottom: 2px;
}

#hud.show-match-score #matchScoreBlock {
  display: flex;
}

.arcade-hud {
  display: flex;
  align-items: flex-end;
  gap: 16px;
}

.arcade-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 56px;
}

.arcade-stat .score-label {
  font-size: 10px;
}

.arcade-stat .score-val {
  font-size: 28px;
}

.p1-score-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.power-ready-icon {
  font-size: 24px;
  line-height: 1;
  color: var(--shg-caution);
  text-shadow: 0 0 10px color-mix(in srgb, var(--shg-caution) 40%, transparent);
  user-select: none;
}

.power-ready-icon.hidden {
  display: none;
}

.score-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 90px;
}

.score-label {
  font-size: 11px;
  color: var(--shg-rust);
  font-family: var(--shg-font-mono);
  letter-spacing: 2px;
  font-weight: 700;
}

.score-val {
  font-size: 42px;
  color: var(--shg-text);
  line-height: 1;
}

#title {
  font-size: 28px;
  color: var(--shg-caution);
  text-shadow: 0 0 12px color-mix(in srgb, var(--shg-caution) 30%, transparent);
  text-align: center;
}

#subtitle {
  font-size: 11px;
  color: var(--shg-text-muted);
  text-align: center;
  margin-top: -8px;
  font-family: var(--shg-font-mono);
  letter-spacing: 1px;
}

canvas {
  background: var(--shg-surface);
  border: 3px solid var(--shg-border);
  border-radius: 6px;
  box-shadow:
    inset 0 0 60px rgba(0, 0, 0, 0.5),
    0 0 0 1px color-mix(in srgb, var(--shg-caution) 8%, transparent);
  display: block;
  max-width: 100%;
  height: auto;
}

#status {
  font-family: var(--shg-font-display);
  font-size: 22px;
  color: var(--shg-caution);
  height: 28px;
  text-align: center;
  letter-spacing: 1px;
}

#help {
  font-size: 11px;
  color: var(--shg-text-muted);
  text-align: center;
  line-height: 1.6;
  font-family: var(--shg-font-mono);
}

#help b {
  color: var(--shg-rust);
}

#modeOverlay {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  background: color-mix(in srgb, var(--shg-bg) 92%, transparent);
  border: 2px solid var(--shg-border);
  border-radius: 10px;
  padding: 24px 32px 28px;
  z-index: 10;
  width: min(92%, 420px);
  box-sizing: border-box;
}

.mode-instructions {
  font-family: var(--shg-font-body);
  font-size: 13px;
  line-height: 1.55;
  color: var(--shg-text);
  text-align: center;
  margin: 0 0 4px;
}

.mode-instructions p {
  margin: 0 0 10px;
}

.mode-instructions p:last-child {
  margin-bottom: 0;
}

.mode-instructions strong {
  color: var(--shg-rust);
  font-weight: 600;
}

.mode-instructions-note {
  font-family: var(--shg-font-mono);
  font-size: 11px;
  color: var(--shg-text-muted);
  letter-spacing: 0.04em;
}

#modeOverlay.hidden {
  display: none;
}

#modeOverlay h2 {
  font-family: var(--shg-font-display);
  color: var(--shg-caution);
  margin: 0;
  letter-spacing: 1px;
  font-size: 22px;
}

.mode-btn {
  font-family: var(--shg-font-display);
  letter-spacing: 1px;
  font-size: 16px;
  background: var(--shg-rust);
  color: var(--shg-text);
  border: none;
  border-radius: 6px;
  padding: 12px 28px;
  cursor: pointer;
  width: 220px;
  transition: transform 0.1s, background 0.15s;
}

.mode-btn:hover {
  background: var(--shg-rust-bright);
  transform: translateY(-1px);
}

.mode-btn.secondary {
  background: transparent;
  border: 1px solid var(--shg-border);
  color: var(--shg-text);
  margin-top: 6px;
}

.mode-btn.secondary:hover {
  background: var(--shg-surface-raised);
  border-color: var(--shg-rust);
}

.game-overlay {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  background: rgba(26, 23, 20, 0.94);
  border: 2px solid var(--shg-border);
  border-radius: 10px;
  padding: 28px 36px;
  z-index: 12;
  width: min(92%, 420px);
  box-sizing: border-box;
}

.game-overlay.hidden {
  display: none;
}

.game-overlay h2 {
  font-family: var(--shg-font-display);
  color: var(--shg-caution);
  margin: 0 0 6px;
  letter-spacing: 1px;
  font-size: 22px;
  text-align: center;
}

#highscoreOverlay {
  padding: 24px 28px;
}

.hs-table {
  width: min(100%, 340px);
  font-family: var(--shg-font-mono);
  font-size: 14px;
}

.hs-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 4px 8px 8px;
  border-bottom: 2px solid var(--shg-border);
  margin-bottom: 4px;
}

.hs-header span {
  font-family: var(--shg-font-display);
  letter-spacing: 1.5px;
  font-size: 11px;
  color: var(--shg-rust);
}

.hs-col-rank {
  width: 30px;
  text-align: center;
}

.hs-col-name {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.hs-col-level {
  width: 36px;
  text-align: center;
  flex-shrink: 0;
}

.hs-col-score {
  width: 56px;
  text-align: right;
  flex-shrink: 0;
}

.lb-rows {
  display: flex;
  flex-direction: column;
}

.lb-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 4px;
}

.lb-row:last-child {
  border-bottom: none;
}

.lb-row .hs-col-rank {
  font-family: var(--shg-font-display);
  color: var(--shg-text-muted);
}

.lb-row .hs-col-score {
  font-weight: 700;
  color: var(--shg-text);
}

.lb-row .hs-col-level {
  font-weight: 700;
  color: var(--shg-text);
}

.lb-row.top-rank .hs-col-rank,
.lb-row.top-rank .hs-col-name,
.lb-row.top-rank .hs-col-level,
.lb-row.top-rank .hs-col-score {
  color: var(--shg-caution);
}

@keyframes pulseRow {
  0% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(232, 178, 61, 0);
  }
  45% {
    transform: scale(1.06);
    box-shadow: 0 0 0 3px rgba(232, 178, 61, 0.6);
  }
  100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(232, 178, 61, 0);
  }
}

@keyframes pulseTop {
  0% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(232, 178, 61, 0);
  }
  50% {
    transform: scale(1.09);
    box-shadow: 0 0 0 6px rgba(232, 178, 61, 0.55);
  }
  100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(232, 178, 61, 0);
  }
}

.score-callout {
  font-family: var(--shg-font-display);
  font-size: 13px;
  color: var(--shg-text-muted);
  letter-spacing: 1px;
  margin: -8px 0 4px;
}

.score-callout .value {
  color: var(--shg-caution);
  font-size: 22px;
  margin-left: 6px;
}

.name-input {
  font-family: var(--shg-font-mono);
  font-size: 15px;
  background: var(--shg-bg);
  border: 2px solid var(--shg-border);
  border-radius: 6px;
  color: var(--shg-text);
  padding: 10px 12px;
  width: 220px;
  text-align: center;
  letter-spacing: 1px;
}

.name-input:focus {
  outline: none;
  border-color: var(--shg-caution);
}

.name-input::placeholder {
  color: #5a5045;
}

#btnHighscoreBack {
  width: auto;
  padding: 10px 24px;
}

#canvasWrap {
  position: relative;
  max-width: 100%;
}

#canvasWrap:has(#modeOverlay:not(.hidden)) canvas,
#canvasWrap:has(#highscoreOverlay:not(.hidden)) canvas,
#canvasWrap:has(#nameEntryOverlay:not(.hidden)) canvas {
  pointer-events: none;
}

#countdownBanner {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  opacity: 0;
  visibility: hidden;
  font-family: var(--shg-font-display);
  font-size: clamp(4rem, 18vw, 7rem);
  letter-spacing: 0.06em;
  color: var(--shg-caution);
  text-align: center;
  pointer-events: none;
  text-shadow: 0 4px 16px rgba(0, 0, 0, 0.55);
  z-index: 11;
}

#countdownBanner.show {
  visibility: visible;
  animation: countdown-fade 0.9s ease-in-out forwards;
}

#countdownBanner.level-label {
  font-size: clamp(2rem, 10vw, 3.5rem);
  letter-spacing: 0.08em;
}

@keyframes countdown-fade {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.85);
  }
  18% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
  72% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(1.08);
  }
}

#topbar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
}

@media (max-width: 840px) {
  canvas {
    width: 100%;
  }

  #hud {
    padding: 0 0.5rem;
  }

  .score-val {
    font-size: clamp(2rem, 8vw, 42px);
  }

  #help {
    font-size: 10px;
    padding: 0 0.5rem;
  }
}