/* public/css/style.css */

:root {
  --bg: #060713;
  --panel: rgba(16, 19, 42, 0.78);
  --panel-strong: rgba(23, 28, 62, 0.95);
  --line: rgba(123, 240, 255, 0.22);
  --text: #f5f7ff;
  --muted: #9aa4c7;
  --cyan: #44e7ff;
  --pink: #ff4fd8;
  --purple: #9b5cff;
  --green: #48ff91;
  --yellow: #ffe55c;
  --danger: #ff5d73;
  --shadow: 0 30px 90px rgba(0, 0, 0, 0.55);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 20% 15%, rgba(68, 231, 255, 0.16), transparent 28%),
    radial-gradient(circle at 80% 12%, rgba(255, 79, 216, 0.18), transparent 30%),
    radial-gradient(circle at 50% 90%, rgba(155, 92, 255, 0.18), transparent 38%),
    linear-gradient(135deg, #050610, #0c1026 60%, #070915);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
}

.app-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 36px 0 28px;
}

.hero-panel {
  text-align: center;
  padding: 20px 16px 28px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--cyan);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-size: 12px;
  font-weight: 800;
}

h1 {
  margin: 0;
  font-size: clamp(44px, 8vw, 96px);
  line-height: 0.92;
  letter-spacing: -0.06em;
  text-shadow:
    0 0 18px rgba(68, 231, 255, 0.75),
    0 0 48px rgba(255, 79, 216, 0.35);
}

.lead {
  margin: 16px auto 0;
  max-width: 680px;
  color: var(--muted);
  font-size: 16px;
}

.game-layout {
  display: grid;
  grid-template-columns: 250px minmax(300px, 420px) 250px;
  gap: 20px;
  align-items: start;
  justify-content: center;
}

.side-card,
.board-card {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--panel), rgba(8, 10, 26, 0.82));
  backdrop-filter: blur(18px);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.side-card {
  padding: 22px;
}

.side-card h2 {
  margin: 0 0 16px;
  font-size: 14px;
  color: var(--cyan);
  letter-spacing: 0.18em;
}

.score-value {
  font-size: 48px;
  font-weight: 900;
  letter-spacing: -0.04em;
  color: #fff;
  text-shadow: 0 0 28px rgba(68, 231, 255, 0.55);
}

.info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 20px 0;
}

.info-grid div {
  padding: 14px;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 18px;
  background: rgba(255,255,255,0.04);
}

.info-grid span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.info-grid strong {
  display: block;
  margin-top: 6px;
  font-size: 24px;
}

.primary-btn,
#submitScoreBtn {
  width: 100%;
  border: 0;
  border-radius: 16px;
  padding: 14px 16px;
  color: #05111f;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  font-weight: 900;
  letter-spacing: 0.06em;
  cursor: pointer;
  box-shadow: 0 12px 30px rgba(68, 231, 255, 0.25);
}

.primary-btn:hover,
#submitScoreBtn:hover {
  transform: translateY(-1px);
}

.hint {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.board-card {
  position: relative;
  padding: 14px;
  width: fit-content;
  margin: 0 auto;
}

#gameCanvas {
  display: block;
  width: 300px;
  height: 600px;
  border-radius: 18px;
  background: #050713;
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,0.06),
    0 0 60px rgba(68, 231, 255, 0.18);
}

.game-overlay {
  position: absolute;
  inset: 14px;
  display: grid;
  place-content: center;
  padding: 22px;
  text-align: center;
  border-radius: 18px;
  background: rgba(5, 7, 19, 0.88);
  backdrop-filter: blur(10px);
}

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

.game-overlay h2 {
  margin: 0 0 8px;
  font-size: 36px;
  letter-spacing: -0.04em;
  color: var(--danger);
  text-shadow: 0 0 30px rgba(255, 93, 115, 0.5);
}

.submit-area {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

#playerName {
  width: 100%;
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: 14px;
  padding: 14px;
  color: var(--text);
  background: rgba(255,255,255,0.08);
  font-size: 16px;
  outline: none;
}

.submit-message {
  min-height: 22px;
  color: var(--yellow);
  font-size: 13px;
}

.leaderboard {
  margin: 0;
  padding-left: 22px;
}

.leaderboard li {
  margin: 0 0 14px;
  padding: 12px 12px;
  border-radius: 16px;
  background: rgba(255,255,255,0.05);
  color: var(--text);
}

.leaderboard strong {
  display: block;
  font-size: 18px;
}

.leaderboard span {
  color: var(--muted);
  font-size: 13px;
}

.mobile-controls {
  display: none;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  margin: 18px auto 0;
  max-width: 540px;
}

.mobile-controls button {
  border: 1px solid rgba(68, 231, 255, 0.28);
  border-radius: 18px;
  padding: 16px 8px;
  color: var(--text);
  background: linear-gradient(180deg, rgba(255,255,255,0.1), rgba(255,255,255,0.04));
  font-size: 18px;
  font-weight: 900;
  box-shadow: 0 10px 28px rgba(0,0,0,0.25);
}

.mobile-controls button:active {
  transform: scale(0.96);
  background: rgba(68, 231, 255, 0.22);
}

@media (max-width: 980px) {
  .game-layout {
    grid-template-columns: 1fr;
  }

  .side-card {
    width: min(420px, 100%);
    margin: 0 auto;
  }

  .leaderboard-card {
    order: 3;
  }
}

@media (max-width: 640px) {
  .app-shell {
    width: min(100% - 20px, 480px);
    padding-top: 22px;
  }

  .hero-panel {
    padding-bottom: 18px;
  }

  .lead {
    font-size: 14px;
  }

  .side-card {
    padding: 18px;
    border-radius: 22px;
  }

  .score-value {
    font-size: 38px;
  }

  .board-card {
    padding: 10px;
    border-radius: 22px;
  }

  #gameCanvas {
    width: min(300px, calc(100vw - 44px));
    height: calc(min(300px, calc(100vw - 44px)) * 2);
  }

  .game-overlay {
    inset: 10px;
  }

  .mobile-controls {
    display: grid;
    position: sticky;
    bottom: 10px;
    z-index: 20;
  }

  .hint {
    display: none;
  }
}


/* public/css/style.css */
/* スマホ画面の盤面サイズ調整・操作ボタンのダブルタップ拡大防止 */

html,
body {
  touch-action: manipulation;
  -webkit-text-size-adjust: 100%;
}

button,
.mobile-controls,
.mobile-controls button,
.primary-btn,
#submitScoreBtn {
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  -webkit-user-select: none;
}

@media (max-width: 640px) {
  .app-shell {
    width: min(100% - 16px, 440px);
    padding-top: 14px;
    padding-bottom: 18px;
  }

  .hero-panel {
    padding: 12px 10px 14px;
  }

  h1 {
    font-size: clamp(36px, 12vw, 56px);
  }

  .lead {
    margin-top: 10px;
  }

  .game-layout {
    gap: 14px;
  }

  .side-card {
    width: min(390px, 100%);
    padding: 16px;
  }

  .board-card {
    padding: 8px;
    border-radius: 22px;
  }

  #gameCanvas {
    width: min(280px, calc(100vw - 64px));
    height: calc(min(280px, calc(100vw - 64px)) * 2);
    border-radius: 16px;
  }

  .game-overlay {
    inset: 8px;
    border-radius: 16px;
  }

  .leaderboard-card {
    width: min(390px, 100%);
  }

  .mobile-controls {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 8px;
    width: min(100%, 390px);
    max-width: 390px;
    margin: 14px auto 0;
    position: sticky;
    bottom: max(10px, env(safe-area-inset-bottom));
    z-index: 20;
  }

  .mobile-controls button {
    min-height: 56px;
    padding: 12px 4px;
    border-radius: 16px;
    font-size: 18px;
    line-height: 1;
  }

  .mobile-controls button[data-action="drop"] {
    font-size: 15px;
  }
}