:root {
  --bg-top: #f7f4cf;
  --bg-bottom: #f3916b;
  --ink: #1f2440;
  --card: rgba(255, 250, 239, 0.92);
  --card-shadow: 0 20px 45px rgba(79, 29, 28, 0.18);
  --primary: #ff5e5b;
  --secondary: #3e92cc;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Nunito", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.8), transparent 28%),
    radial-gradient(circle at 80% 15%, rgba(255, 202, 58, 0.38), transparent 20%),
    linear-gradient(180deg, var(--bg-top), var(--bg-bottom));
}

.app-shell {
  width: min(1180px, calc(100vw - 24px));
  margin: 0 auto;
  padding: 20px 0 28px;
}

body.mobile-ui .app-shell {
  width: min(100vw - 10px, 100%);
  padding: 8px 0 max(16px, env(safe-area-inset-bottom));
}

.hero,
.status-card,
.board-card,
.controls-card {
  background: var(--card);
  border: 3px solid rgba(31, 36, 64, 0.12);
  border-radius: 28px;
  box-shadow: var(--card-shadow);
}

.hero {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding: 22px 24px;
  margin-bottom: 18px;
}

.eyebrow {
  margin: 0 0 8px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.75rem;
  color: #b23a48;
}

h1,
h2 {
  margin: 0;
  font-family: "Bungee", sans-serif;
  font-weight: 400;
}

h1 {
  font-size: clamp(2rem, 4vw, 3.3rem);
  line-height: 1.05;
}

.subtitle {
  margin: 10px 0 0;
  max-width: 60ch;
  font-size: 1rem;
}

.theme-label {
  margin: 6px 0 0;
  font-size: 0.98rem;
  font-weight: 800;
  color: #5d2b3d;
}

.game-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 18px;
}

.status-card {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
  padding: 14px;
}

.stat {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(250, 216, 154, 0.75));
  border-radius: 18px;
  padding: 12px 14px;
  text-align: center;
}

.stat span {
  display: block;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(31, 36, 64, 0.66);
}

.stat strong {
  display: block;
  margin-top: 4px;
  font-size: 1.5rem;
}

.board-card {
  position: relative;
  overflow: hidden;
  padding: 12px;
}

#game-canvas {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 20px;
  background: #fff5d7;
  touch-action: manipulation;
}

.board-overlay {
  position: absolute;
  inset: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
  background: rgba(21, 32, 59, 0.32);
  border-radius: 20px;
}

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

.overlay-card {
  width: min(460px, 100%);
  background: rgba(255, 246, 214, 0.96);
  border-radius: 24px;
  padding: 20px;
  text-align: center;
  border: 3px solid rgba(31, 36, 64, 0.12);
}

.overlay-card p {
  margin: 12px 0 0;
}

.overlay-actions,
.control-row {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-top: 16px;
}

.controls-card {
  padding: 16px;
}

body.mobile-ui .hero {
  padding: 14px 14px 12px;
  gap: 10px;
  border-radius: 22px;
  margin-bottom: 10px;
}

body.mobile-ui .eyebrow {
  font-size: 0.64rem;
  letter-spacing: 0.12em;
}

body.mobile-ui .subtitle {
  margin-top: 8px;
  font-size: 0.88rem;
  line-height: 1.35;
}

body.mobile-ui .status-card {
  order: 2;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  padding: 8px 10px;
}

body.mobile-ui .stat {
  min-width: 0;
  padding: 10px 10px;
}

body.mobile-ui .stat strong {
  font-size: 1.15rem;
}

body.mobile-ui .status-card .stat:nth-child(2) {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, rgba(255, 140, 66, 0.22), rgba(255, 94, 91, 0.08));
  border: 2px solid rgba(255, 140, 66, 0.28);
}

body.mobile-ui .status-card .stat:nth-child(2) span {
  color: rgba(117, 41, 28, 0.82);
}

body.mobile-ui .status-card .stat:nth-child(2) strong {
  font-size: 1.45rem;
}

body.mobile-ui .board-card {
  order: 1;
  padding: 6px;
  border-radius: 22px;
}

body.mobile-ui #game-canvas {
  border-radius: 16px;
  max-height: 58vh;
  object-fit: contain;
}

body.mobile-ui .controls-card {
  order: 3;
  position: sticky;
  bottom: 6px;
  z-index: 6;
  padding: 10px;
  border-radius: 24px 24px 18px 18px;
  background: rgba(255, 248, 232, 0.98);
  backdrop-filter: blur(14px);
  box-shadow: 0 12px 30px rgba(31, 36, 64, 0.16);
}

body.mobile-ui .toolbar {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

body.mobile-ui .tool-btn {
  min-height: 68px;
  padding: 11px 12px;
  border-radius: 20px;
}

body.mobile-ui .control-row {
  margin-top: 8px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

body.mobile-ui .tool-hint {
  margin-top: 8px;
  font-size: 0.88rem;
  text-align: center;
  min-height: 2.6em;
}

body.mobile-ui h1 {
  font-size: clamp(1.55rem, 9vw, 2.15rem);
}

body.mobile-ui .theme-label {
  font-size: 0.84rem;
}

body.mobile-ui .primary,
body.mobile-ui .secondary {
  width: 100%;
  min-height: 54px;
  border-radius: 18px;
}

body.mobile-ui .hero .primary {
  align-self: stretch;
}

body.mobile-ui .overlay-card {
  width: min(100%, 380px);
  padding: 16px 14px;
  border-radius: 20px;
}

body.mobile-ui .overlay-actions {
  flex-direction: column;
}

body.mobile-ui .tool-count {
  top: 8px;
  right: 8px;
  min-width: 30px;
  height: 30px;
  font-size: 0.86rem;
  display: inline-flex;
}

body.mobile-ui .tool-btn strong {
  font-size: 0.96rem;
  padding-right: 28px;
}

body.mobile-ui .tool-btn .tool-hint-text {
  display: none;
}

body.mobile-ui[data-game-mode="running"] .hero {
  padding: 10px 12px;
}

body.mobile-ui[data-game-mode="running"] .hero .subtitle {
  display: none;
}

body.mobile-ui[data-game-mode="running"] .hero .eyebrow {
  display: none;
}

body.mobile-ui[data-game-mode="running"] .hero .primary {
  display: none;
}

body.mobile-ui[data-game-mode="running"] .theme-label {
  margin-top: 2px;
}

body.mobile-ui[data-game-mode="running"] .board-card {
  margin-top: -2px;
}

body.mobile-ui .game-layout {
  gap: 10px;
}

.toolbar {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.tool-btn,
.primary,
.secondary {
  border: 0;
  border-radius: 18px;
  padding: 14px 16px;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.primary {
  background: linear-gradient(135deg, #ff5e5b, #ff8c42);
  color: white;
  box-shadow: 0 12px 26px rgba(255, 94, 91, 0.35);
}

.secondary {
  background: linear-gradient(135deg, #e0f2ff, #bfdbf7);
  color: var(--ink);
}

.tool-btn {
  text-align: left;
  min-height: 108px;
  background: linear-gradient(180deg, #fff8e8, #ffe0a3);
  color: var(--ink);
  box-shadow: 0 10px 18px rgba(31, 36, 64, 0.12);
  position: relative;
  overflow: hidden;
}

.tool-btn.active {
  outline: 4px solid rgba(62, 146, 204, 0.35);
  transform: translateY(-2px);
}

.tool-btn.empty {
  opacity: 0.62;
}

.tool-count {
  position: absolute;
  top: 10px;
  right: 10px;
  min-width: 34px;
  height: 34px;
  padding: 0 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: rgba(31, 36, 64, 0.9);
  color: #fff;
  font-size: 0.95rem;
  font-weight: 800;
  box-shadow: 0 6px 14px rgba(31, 36, 64, 0.18);
}

.tool-recharge {
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 10px;
  height: 6px;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(31, 36, 64, 0.14);
}

.tool-recharge-fill {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.9), rgba(62, 146, 204, 0.95));
  transform-origin: left center;
  transform: scaleX(1);
  transition: transform 180ms linear;
}

.tool-btn:not(.charging) .tool-recharge {
  opacity: 0.28;
}

.tool-btn strong,
.tool-btn span {
  display: block;
}

.tool-btn span {
  font-size: 0.88rem;
  margin-top: 6px;
  opacity: 0.8;
}

.tool-hint {
  margin: 14px 4px 0;
  line-height: 1.45;
}

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

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

  .status-card {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .app-shell {
    width: min(100vw - 12px, 100%);
    padding-top: 10px;
  }

  .hero {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero .primary {
    width: 100%;
  }

  .toolbar {
    grid-template-columns: 1fr;
  }

  .tool-btn,
  .primary,
  .secondary {
    min-height: 56px;
    padding: 14px;
  }

  .status-card {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}