:root {
  --gold: #ffd84d;
  --violet: #c77dff;
  --ink: #f4efff;
  --panel: rgba(18, 12, 30, 0.7);
  --font-ui: "Zen Kaku Gothic New", "Yu Gothic UI", Meiryo, sans-serif;
  --font-display: "Zen Old Mincho", "Yu Mincho", "Hiragino Mincho ProN", serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  height: 100%;
  overflow: hidden;
  background: #0b0812;
  color: var(--ink);
  font-family: var(--font-ui);
  user-select: none;
  /* ゲーム中のドラッグがスクロールやズームとして奪われないようにする（タッチ移動用） */
  touch-action: none;
}

.hidden {
  display: none !important;
}

#stage {
  position: fixed;
  inset: 0;
}

#stage canvas {
  display: block;
  width: 100%;
  height: 100%;
}

#audio-control {
  position: fixed;
  top: 18px;
  right: 18px;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 9px;
}

#sound-toggle {
  padding: 9px 14px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  background: rgba(18, 12, 30, 0.78);
  color: var(--ink);
  font: inherit;
  font-size: 13px;
  font-weight: 700;
  backdrop-filter: blur(8px);
  cursor: pointer;
  transition: background 0.15s, transform 0.15s;
}

#sound-toggle:hover {
  background: rgba(72, 47, 101, 0.92);
  transform: translateY(-1px);
}

#sound-toggle:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

#combat-flash {
  position: fixed;
  z-index: 6;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 18%, var(--flash-color, rgba(255, 255, 255, 0.5)) 100%);
}

#combat-flash.flash {
  animation: combatFlash 0.24s ease-out both;
}

#wave-banner {
  position: fixed;
  z-index: 3;
  top: 19%;
  left: 50%;
  min-width: min(420px, 86vw);
  padding: 15px 30px;
  border-top: 1px solid rgba(255, 226, 154, 0.65);
  border-bottom: 1px solid rgba(255, 226, 154, 0.65);
  background: linear-gradient(90deg, transparent, rgba(17, 9, 25, 0.84) 18%, rgba(17, 9, 25, 0.84) 82%, transparent);
  color: #fff0b0;
  font-size: clamp(22px, 4vw, 42px);
  font-family: var(--font-display);
  font-weight: 950;
  letter-spacing: 0.12em;
  text-align: center;
  text-shadow: 0 0 12px rgba(255, 190, 66, 0.85), 0 0 34px rgba(255, 83, 44, 0.6);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -16px) scale(0.92);
}

#wave-banner.show {
  animation: waveBanner var(--banner-duration, 2.2s) cubic-bezier(0.18, 0.7, 0.25, 1) both;
}

#wave-banner.boss {
  color: #ffe2e5;
  border-color: rgba(236, 151, 163, 0.9);
  text-shadow: 0 0 14px #ff4768, 0 0 40px rgba(255, 33, 81, 0.85);
  background: linear-gradient(90deg, transparent, rgba(38, 5, 19, 0.9) 18%, rgba(38, 5, 19, 0.9) 82%, transparent);
}

@keyframes combatFlash {
  0% { opacity: 1; }
  100% { opacity: 0; }
}

@keyframes waveBanner {
  0% { opacity: 0; filter: blur(8px); transform: translate(-50%, -16px) scale(0.92); }
  12%, 72% { opacity: 1; filter: blur(0); transform: translate(-50%, 0) scale(1); }
  100% { opacity: 0; filter: blur(5px); transform: translate(-50%, 8px) scale(1.04); }
}

/* ===== HUD ===== */
#hud {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

#xp-bar {
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  height: 8px;
  background: rgba(255, 255, 255, 0.08);
}

#xp-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, #5ee08a, #c6ffd6);
  box-shadow: 0 0 12px #7ef0a0;
  transition: width 0.15s;
}

.panel {
  background: var(--panel);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  padding: 12px 14px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

#status-panel {
  position: absolute;
  left: 16px;
  top: 22px;
  width: 260px;
}

.hp-row {
  display: flex;
  justify-content: space-between;
  font-weight: 700;
  font-size: 13px;
  margin-bottom: 6px;
}

.hp-row.injured span:last-child {
  color: #8dffb3;
  text-shadow: 0 0 10px rgba(89, 255, 149, 0.75);
  animation: healPulse 0.7s ease-in-out 2;
}

@keyframes healPulse {
  50% { scale: 1.13; }
}

.bar {
  height: 14px;
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.1);
  overflow: hidden;
}

#hp-fill {
  height: 100%;
  background: linear-gradient(90deg, #ff4d6d, #ff9a8b);
  transition: width 0.12s;
}

.hp-row.injured ~ .bar #hp-fill {
  filter: drop-shadow(0 0 4px rgba(108, 255, 161, 0.3));
}

.stat-row {
  display: flex;
  gap: 14px;
  margin-top: 10px;
  font-weight: 700;
  font-size: 15px;
}

#timer {
  position: absolute;
  top: 22px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 30px;
  font-weight: 800;
  letter-spacing: 0.08em;
  font-variant-numeric: tabular-nums;
  text-shadow: 0 0 14px rgba(199, 125, 255, 0.8);
}

#wave-status {
  position: absolute;
  top: 61px;
  left: 50%;
  transform: translateX(-50%);
  color: #ffe8a1;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.18em;
  text-shadow: 0 0 12px rgba(255, 171, 55, 0.85);
}

#wave-status.resting {
  color: #a8e9ff;
  text-shadow: 0 0 12px rgba(72, 196, 255, 0.75);
}

#enemy-health-layer {
  position: fixed;
  z-index: 1;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.enemy-health {
  position: absolute;
  top: 0;
  left: 0;
  width: clamp(30px, 4.8vw, 50px);
  height: 5px;
  overflow: hidden;
  border: 1px solid rgba(12, 9, 18, .94);
  border-radius: 999px;
  background: rgba(16, 10, 19, .88);
  box-shadow: 0 1px 4px rgba(0, 0, 0, .72), 0 0 7px rgba(0, 0, 0, .45);
  transform: translate(-50%, -50%);
  will-change: transform;
}

.enemy-health-fill {
  width: 100%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #79ed9a, #d6ffac);
  box-shadow: 0 0 6px currentColor;
  transition: width .12s linear, background-color .15s ease;
}

.list {
  position: absolute;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

#weapon-list {
  left: 16px;
  bottom: 16px;
}

#passive-list {
  right: 16px;
  bottom: 16px;
  align-items: flex-end;
}

.chip {
  --c: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(18, 12, 30, 0.75);
  border: 1px solid color-mix(in srgb, var(--c) 45%, transparent);
  font-size: 14px;
  font-weight: 600;
}

.chip i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c);
  box-shadow: 0 0 8px var(--c);
}

.chip b {
  color: var(--c);
}

/* ===== ダメージ数値 ===== */
#damage-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.dmg {
  position: absolute;
  left: 0;
  top: 0;
  font-weight: 900;
  font-size: 22px;
  text-shadow: 0 2px 0 #000, 0 0 10px currentColor;
  animation: damagePop 0.24s cubic-bezier(0.18, 0.8, 0.3, 1.25) both;
  will-change: transform;
}

@keyframes damagePop {
  from { scale: 0.55; filter: brightness(2); }
  to { scale: 1; filter: brightness(1); }
}

/* ===== レベルアップ ===== */
#menu {
  position: fixed;
  z-index: 10;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 28px;
  background: radial-gradient(ellipse at center, rgba(30, 14, 56, 0.35), rgba(5, 3, 10, 0.85));
  backdrop-filter: blur(3px);
}

#menu h2 {
  margin: 0;
  font-size: 44px;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: 0.1em;
  color: var(--gold);
  text-shadow: 0 0 24px rgba(255, 216, 77, 0.6);
}

#cards {
  display: flex;
  gap: 22px;
}

.card {
  position: relative;
  width: 230px;
  min-height: 250px;
  padding: 20px;
  border-radius: 18px;
  border: 2px solid var(--c);
  background: linear-gradient(160deg, rgba(44, 30, 70, 0.96), rgba(14, 9, 24, 0.96));
  color: var(--ink);
  font: inherit;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 10px;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
}

.card:hover,
.card.selected {
  transform: translateY(-8px) scale(1.03);
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.08), 0 0 32px var(--c);
}

.card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card .tag {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.2em;
  color: var(--c);
}

.card .key {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.1);
  font-weight: 800;
  font-size: 13px;
}

.card .name {
  font-size: 24px;
  font-weight: 900;
  color: #fff;
  text-shadow: 0 0 14px var(--c);
}

.card .desc {
  flex: 1;
  font-size: 15px;
  line-height: 1.55;
  opacity: 0.85;
}

.card .status {
  font-weight: 800;
  color: var(--c);
}

.hint {
  margin: 0;
  color: #b8aed0;
  font-size: 15px;
}

/* ===== タイトル・ポーズ・ゲームオーバー ===== */
#screen {
  position: fixed;
  z-index: 8;
  inset: 0;
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse at center, rgba(10, 6, 20, 0.35), rgba(6, 3, 12, 0.8));
  backdrop-filter: blur(4px);
}

body.title-demo #screen {
  background: radial-gradient(ellipse at center, rgba(10, 6, 20, 0.12), rgba(6, 3, 12, 0.48));
  backdrop-filter: blur(1px);
  /* タイトル画面では画面のどこをタップしても開始できるように、タップを受け取る */
  pointer-events: auto;
  touch-action: manipulation;
}

.title {
  text-align: center;
}

.screen-button {
  pointer-events: auto;
  margin: 8px;
  padding: 10px 18px;
  border: 1px solid rgba(255, 216, 77, .48);
  border-radius: 999px;
  background: rgba(28, 19, 42, .92);
  color: var(--gold);
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.screen-button span {
  margin-left: 8px;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(255, 216, 77, .14);
  color: #ffeaa0;
  font-size: 11px;
  font-weight: 700;
}

.screen-button:hover,
.screen-button:focus-visible {
  outline: none;
  border-color: var(--gold);
  background: rgba(66, 44, 84, .96);
  box-shadow: 0 0 18px rgba(255, 216, 77, .25);
}

.ranking-panel {
  width: min(560px, calc(100vw - 32px));
  max-height: min(76vh, 680px);
  overflow: auto;
  padding: 20px 24px;
  border: 1px solid rgba(255, 216, 77, .3);
  border-radius: 18px;
  background: rgba(15, 10, 24, .94);
  box-shadow: 0 20px 64px rgba(0, 0, 0, .55), 0 0 32px rgba(199, 125, 255, .12);
  pointer-events: auto;
  backdrop-filter: blur(12px);
}

.ranking-panel h1 {
  margin: 0 0 4px;
  color: var(--gold);
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 42px);
}

.ranking-subtitle { margin: 0 0 16px; color: #b8a9cb; font-size: 12px; }

.ranking-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  text-align: left;
}

.ranking-table th,
.ranking-table td {
  padding: 8px 7px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}

.ranking-table th { color: #a99ab9; font-size: 10px; letter-spacing: .06em; }
.ranking-table td:first-child { width: 42px; color: var(--gold); font-weight: 900; }
.ranking-table tbody tr:nth-child(-n+3) td:first-child { color: #fff0a8; }
.ranking-empty { padding: 24px 8px !important; color: #a99ab9; text-align: center; }
.ranking-actions { margin-top: 12px; }

.title h1 {
  margin: 0;
  font-size: 68px;
  font-family: var(--font-display);
  font-weight: 900;
  background: linear-gradient(90deg, var(--gold), #ff8a3d, var(--violet));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 4px 22px rgba(255, 160, 60, 0.35));
}

.title h1.small {
  font-size: 56px;
}

.title h1.over {
  font-size: 64px;
  background: linear-gradient(90deg, #ff4d6d, #ffb199);
  -webkit-background-clip: text;
  background-clip: text;
}

.title h1.title-logo {
  background: none;
  -webkit-background-clip: border-box;
  background-clip: border-box;
  color: inherit;
  filter: none;
}

.title h1.title-logo img {
  display: block;
  width: auto;
  height: auto;
  max-width: min(520px, 80vw);
  max-height: 36vh;
  margin: 0 auto;
  filter: drop-shadow(0 4px 22px rgba(255, 160, 60, 0.35));
}

.title .sub {
  color: #bba8e0;
  letter-spacing: 0.3em;
  margin: 8px 0 0;
}

.demo-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 14px 0 -9px;
  padding: 6px 11px;
  border: 1px solid rgba(126, 240, 160, 0.28);
  border-radius: 999px;
  background: rgba(7, 20, 14, 0.48);
  color: #a5f3bb;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-shadow: 0 0 10px rgba(126, 240, 160, 0.35);
}

.demo-label .demo-live-dot {
  width: 7px;
  height: 7px;
  flex: 0 0 7px;
  border-radius: 50%;
  background: #75f49d;
  box-shadow: 0 0 10px rgba(117, 244, 157, 0.9);
  animation: demoPulse 1.2s ease-in-out infinite;
}

.demo-label .demo-stats {
  padding-left: 8px;
  border-left: 1px solid rgba(126, 240, 160, 0.28);
  color: #dcffe5;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

@keyframes demoPulse {
  50% { opacity: 0.4; }
}

.controls {
  list-style: none;
  padding: 0;
  margin: 26px 0;
  color: #e8e0f5;
  line-height: 2;
  font-size: 17px;
}

body.over-screen #screen {
  pointer-events: auto;
}

.title.touch .controls {
  font-size: 15px;
  line-height: 1.8;
}

.stats {
  margin: 24px 0 8px;
  font-size: 24px;
  line-height: 1.8;
}

.stats b {
  color: var(--gold);
}

.blink {
  color: #7ef0a0;
  font-weight: 800;
  font-size: 22px;
  animation: blink 1.4s infinite;
}

@keyframes blink {
  50% {
    opacity: 0.35;
  }
}

#pad-status {
  position: fixed;
  left: 50%;
  bottom: 6px;
  transform: translateX(-50%);
  font-size: 12px;
  color: #8a80a0;
  pointer-events: none;
}

#pad-status.connected {
  color: #7ef0a0;
}

/* ===== タッチ移動用のバーチャルスティック（指を置いた位置が中心になる） ===== */
#touch-stick {
  position: fixed;
  left: 0;
  top: 0;
  width: 0;
  height: 0;
  z-index: 9;
  pointer-events: none;
}

#touch-stick-base,
#touch-stick-knob {
  position: absolute;
  left: 0;
  top: 0;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

#touch-stick-base {
  width: 130px;
  height: 130px;
  border: 2px solid rgba(255, 255, 255, 0.35);
  background: rgba(20, 12, 34, 0.25);
}

#touch-stick-knob {
  width: 56px;
  height: 56px;
  background: rgba(255, 216, 77, 0.55);
  box-shadow: 0 0 14px rgba(255, 216, 77, 0.4);
}

/* ===== 縦画面（スマホを縦にした時）の調整 ===== */
@media (orientation: portrait) {
  /* スキル選択: カードを縦に並べ、画面幅に収める */
  #menu {
    gap: 12px;
    padding: 14px 16px;
    overflow-y: auto;
    justify-content: flex-start;
  }

  #menu h2 {
    font-size: 30px;
    margin: 0;
  }

  #cards {
    flex-direction: column;
    width: min(340px, calc(100vw - 32px));
    gap: 8px;
  }

  .card {
    width: 100%;
    min-height: 0;
    padding: 10px 14px;
    gap: 3px;
  }

  .card .name {
    font-size: 18px;
  }

  .card .desc {
    font-size: 12px;
    flex: none;
  }

  .card .status {
    font-size: 12px;
  }

  .card:hover,
  .card.selected {
    transform: scale(1.02);
  }

  .hint {
    font-size: 11px;
    text-align: center;
    padding: 0 12px;
  }

  /* HUD（縦画面）: 上から「体力・効果音」「時間」「ウェーブ」の順に、重ならない固定の段に配置する */
  /* 右上の効果音ボタン（ON/OFFで幅が変わる。最大約140px + 右余白18px）の下に入らないよう、右側を空けておく */
  #status-panel {
    left: 10px;
    right: 164px;
    top: 12px;
    width: auto;
    height: 84px;
    padding: 8px 10px;
    overflow: hidden;
  }

  #audio-control {
    top: 12px;
    right: 10px;
  }

  #timer {
    top: 108px;
    left: 50%;
    font-size: 26px;
    line-height: 1.2;
  }

  #wave-status {
    top: 146px;
    line-height: 1.2;
  }

  #weapon-list,
  #passive-list {
    max-width: calc(100vw - 20px);
  }
}