*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
}

html,
body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: 'DM Sans', system-ui, sans-serif;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  user-select: none;
}

#app {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100dvh;
  overflow: hidden;
}

.bg-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  display: block;
}

#game {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  cursor: crosshair;
  z-index: 1;
  pointer-events: none;
}

#game.interactive {
  pointer-events: auto;
  touch-action: none;
}

/* Floating HUD */
.hud {
  position: absolute;
  top: calc(48px + var(--safe-top));
  left: calc(16px + var(--safe-left));
  right: calc(16px + var(--safe-right));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 4px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 10;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.hud.hud--visible {
  opacity: 1;
}

.hud:not(.hud--playing) .hud-stats {
  display: none;
}

.hud:not(.hud--playing) .hud-brand {
  display: none;
}

.hud:not(.hud--playing) .icon-btn {
  display: none;
}

.hud.hud--playing .icon-btn {
  display: flex;
}

.hud .icon-btn {
  pointer-events: auto;
}

.hud-theme-toggle {
  width: 34px;
  height: 34px;
  flex-shrink: 0;
}

.icon-btn svg.hidden {
  display: none;
}

.home-link {
  position: absolute;
  top: calc(12px + var(--safe-top));
  left: calc(16px + var(--safe-left));
  z-index: 20;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: 'Bebas Neue', sans-serif;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--text);
  text-decoration: none;
  padding: 8px 14px;
  background: var(--glass);
  border: 1px solid rgba(87, 255, 0, 0.28);
  border-radius: 4px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 0 14px rgba(87, 255, 0, 0.08);
  transition: color 0.15s, border-color 0.15s, background 0.15s, box-shadow 0.15s;
  pointer-events: auto;
}

.home-link:hover {
  color: var(--neon-green-bright);
  border-color: rgba(87, 255, 0, 0.55);
  background: rgba(87, 255, 0, 0.08);
  box-shadow: 0 0 18px rgba(87, 255, 0, 0.2);
}

.home-link.hidden,
.lb-link.hidden {
  display: none;
}

.lb-link {
  position: absolute;
  top: calc(12px + var(--safe-top));
  left: calc(168px + var(--safe-left));
  z-index: 20;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--muted);
  text-decoration: none;
  padding: 6px 10px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 4px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: color 0.15s, border-color 0.15s;
  pointer-events: auto;
}

.lb-link:hover {
  color: var(--neon-green-bright);
  border-color: rgba(87, 255, 0, 0.35);
}

.lb-name-wrap {
  margin-bottom: 16px;
  text-align: left;
}

.lb-name-label {
  display: block;
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 6px;
}

.lb-name-input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 2px;
  background: var(--input-bg);
  color: var(--text);
  font-family: inherit;
  font-size: 0.85rem;
  outline: none;
  transition: border-color 0.15s;
}

.lb-name-input:focus {
  border-color: rgba(87, 255, 0, 0.45);
}

.lb-name-input::placeholder {
  color: #4a4a5c;
}

.hud-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.logo {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(0.65rem, 2vw, 1rem);
  letter-spacing: 0.14em;
  color: var(--text);
}

.divider {
  width: 1px;
  height: 14px;
  background: var(--glass-border);
}

.ticker {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 0.95rem;
  color: var(--lime-bright);
  letter-spacing: 0.1em;
}

.hud-wallet {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
  margin-right: auto;
  padding: 4px 10px;
  border: 1px solid rgba(87, 255, 0, 0.28);
  border-radius: 3px;
  background: rgba(87, 255, 0, 0.05);
  box-shadow: 0 0 14px rgba(87, 255, 0, 0.08);
}

.hud-wallet.hidden {
  display: none;
}

.hud--playing .hud-wallet {
  margin-left: 0;
  margin-right: 0;
}

.hud-wallet-addr {
  font-family: 'DM Sans', monospace;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text);
}

.hud-wallet-sep {
  width: 1px;
  height: 14px;
  background: var(--glass-border);
  flex-shrink: 0;
}

.hud-wallet-balance {
  display: flex;
  align-items: baseline;
  gap: 5px;
}

.hud-wallet-balance-value {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.05rem;
  letter-spacing: 0.06em;
  color: var(--lime-bright);
  line-height: 1;
}

.hud-wallet-ticker {
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.hud-stats {
  display: flex;
  gap: clamp(16px, 4vw, 32px);
  margin-left: auto;
}

.stat {
  text-align: right;
}

.stat-label {
  display: block;
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 500;
}

.stat-value {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(1.1rem, 3vw, 1.5rem);
  letter-spacing: 0.04em;
  color: var(--text);
  line-height: 1.1;
  transition: transform 0.12s ease, color 0.12s ease;
}

.stat-value.dim {
  color: #4a4a5c;
}

.stat-value.lime {
  color: var(--lime-bright);
}

.combo-stat.pulse .stat-value {
  transform: scale(1.15);
  color: var(--link-hover);
}

.icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--glass-border);
  border-radius: 4px;
  background: var(--input-bg);
  color: var(--muted);
  cursor: pointer;
  flex-shrink: 0;
  transition: color 0.15s, border-color 0.15s;
}

.icon-btn:hover {
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.12);
}

/* Overlays */
.overlay {
  position: absolute;
  inset: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--overlay-bg);
  padding: calc(20px + var(--safe-top)) calc(20px + var(--safe-right)) calc(20px + var(--safe-bottom)) calc(20px + var(--safe-left));
  pointer-events: auto;
}

.overlay.hidden {
  display: none;
}

.overlay-inner {
  width: 100%;
  max-width: 480px;
}

.overlay-card {
  text-align: center;
  border: 1px solid var(--glass-border);
  background: var(--card-bg);
  padding: clamp(28px, 6vw, 44px) clamp(24px, 5vw, 40px);
  border-radius: 2px;
  position: relative;
  z-index: 1;
  pointer-events: auto;
}

.eyebrow {
  font-size: 0.65rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 500;
  margin-bottom: 12px;
}

.overlay-card h1 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(3.5rem, 14vw, 5.5rem);
  letter-spacing: 0.08em;
  line-height: 0.95;
  margin-bottom: 10px;
  color: var(--text);
}

.tagline {
  color: #8a8a9e;
  font-size: 0.88rem;
  font-weight: 400;
  margin-bottom: 32px;
  letter-spacing: 0.02em;
}

.control-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--glass-border);
  border: 1px solid var(--glass-border);
  margin-bottom: 28px;
  text-align: left;
}

.control-item {
  background: var(--input-bg);
  padding: 12px 14px;
}

.control-key {
  display: block;
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--lime);
  font-weight: 600;
  margin-bottom: 3px;
}

.control-desc {
  font-size: 0.78rem;
  color: var(--muted);
}

.btn-primary,
.btn-secondary {
  display: block;
  width: 100%;
  padding: 15px 24px;
  border: none;
  border-radius: 2px;
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.05rem;
  letter-spacing: 0.16em;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
  pointer-events: auto;
  touch-action: manipulation;
  position: relative;
  z-index: 2;
}

.btn-primary {
  background: linear-gradient(180deg, var(--neon-green-bright), var(--neon-green) 60%, var(--neon-green-dim));
  color: var(--on-accent);
  box-shadow: var(--glow-green);
}

.wallet-actions {
  display: flex;
  align-items: stretch;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 8px;
}

.btn-connect-wallet {
  width: 100%;
  padding: 8px 0 0;
  border: none;
  background: transparent;
  cursor: pointer;
  text-align: center;
}

.btn-connect-wallet.hidden {
  display: none;
}

.wallet-play-btn {
  flex: 1;
  margin-bottom: 0;
}

.btn-disconnect {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  flex-shrink: 0;
  border: 1px solid rgba(255, 43, 214, 0.45);
  border-radius: 2px;
  background: rgba(255, 43, 214, 0.08);
  color: var(--neon-magenta-bright);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s, box-shadow 0.15s;
  pointer-events: auto;
  box-shadow: 0 0 10px rgba(255, 43, 214, 0.1);
}

.btn-disconnect:hover {
  background: rgba(255, 43, 214, 0.16);
  border-color: var(--neon-magenta);
  color: var(--link-hover);
  box-shadow: var(--glow-magenta);
}

.btn-disconnect.hidden {
  display: none;
}

.btn-primary:hover {
  background: linear-gradient(180deg, #9aff55, var(--neon-green-bright));
}

.btn-primary:active {
  transform: scale(0.99);
}

.btn-secondary {
  background: transparent;
  border: 1px solid var(--glass-border);
  color: var(--text);
  margin-bottom: 20px;
}

.btn-secondary:hover {
  border-color: rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.03);
}

.overlay-footer {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-back-home {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  margin-bottom: 4px;
  padding: 10px 16px;
  font-family: 'Bebas Neue', sans-serif;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  color: var(--text);
  text-decoration: none;
  border: 1px solid rgba(255, 43, 214, 0.4);
  border-radius: 2px;
  background: rgba(255, 43, 214, 0.06);
  transition: color 0.15s, border-color 0.15s, background 0.15s, box-shadow 0.15s;
  pointer-events: auto;
}

.btn-back-home:hover {
  color: var(--link-hover);
  border-color: var(--neon-magenta);
  background: rgba(255, 43, 214, 0.12);
  box-shadow: var(--glow-magenta);
}

.link-site,
.link-ca {
  font-size: 0.72rem;
  color: var(--muted);
  text-decoration: none;
  letter-spacing: 0.04em;
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  transition: color 0.15s;
}

.link-site:hover,
.link-ca:hover {
  color: var(--lime);
}

.overlay-card-compact {
  padding: clamp(20px, 5vw, 28px) clamp(20px, 4vw, 28px);
}

.overlay-card-compact h1 {
  font-size: clamp(2.4rem, 10vw, 3.2rem);
  margin-bottom: 4px;
}

.gameover-score {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(2.2rem, 9vw, 2.8rem);
  color: var(--neon-green);
  line-height: 1;
  margin-bottom: 16px;
}

.gameover-score::after {
  content: ' pts';
  font-size: 0.45em;
  color: var(--muted);
  letter-spacing: 0.08em;
}

.overlay-card-compact .new-best {
  margin-bottom: 12px;
}

.rewards-panel {
  margin-bottom: 16px;
  padding: 12px;
  border: 1px solid var(--glass-border);
  border-radius: 4px;
  background: var(--input-bg);
}

.rewards-panel.hidden {
  display: none;
}

.rewards-summary {
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 6px;
}

.rewards-summary-sub {
  margin-bottom: 4px;
}

.rewards-rate {
  font-size: 0.68rem;
  color: var(--muted);
  letter-spacing: 0.03em;
  margin-bottom: 10px;
  opacity: 0.85;
}

.rewards-actions {
  display: flex;
  gap: 8px;
}

.btn-reward {
  flex: 1;
  padding: 11px 12px;
  border: 1px solid var(--glass-border);
  border-radius: 2px;
  background: var(--input-bg);
  color: var(--text);
  font-family: 'Bebas Neue', sans-serif;
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s, color 0.15s;
  pointer-events: auto;
}

.btn-reward:hover:not(:disabled) {
  border-color: rgba(87, 255, 0, 0.35);
  color: var(--neon-green-bright);
}

.btn-reward:disabled,
.btn-reward.is-done {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn-reward.hidden {
  display: none;
}

.rewards-status {
  margin-top: 10px;
  font-size: 0.72rem;
  color: var(--neon-green);
  line-height: 1.4;
  letter-spacing: 0.02em;
}

.rewards-status.hidden {
  display: none;
}

.overlay-card-compact .lb-name-wrap {
  margin-bottom: 12px;
}

.overlay-card-compact .lb-name-label {
  margin-bottom: 4px;
}

.overlay-card-compact .lb-name-input {
  padding: 8px 10px;
}

.overlay-card-compact .btn-primary {
  margin-bottom: 12px;
  background: var(--neon-green);
  box-shadow: none;
}

.overlay-card-compact .btn-primary:hover {
  background: var(--neon-green-bright);
}

.gameover-links {
  display: flex;
  justify-content: center;
  gap: 20px;
}

.link-quiet {
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--muted);
  text-decoration: none;
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  padding: 0;
  pointer-events: auto;
  transition: color 0.15s;
}

.link-quiet:hover {
  color: var(--text);
}

#exchange-wrap-start {
  margin-bottom: 12px;
}

.final-score-label {
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 4px;
}

.final-score {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(3rem, 12vw, 4rem);
  color: var(--lime);
  line-height: 1;
  margin-bottom: 6px;
}

.new-best {
  color: var(--lime-bright);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.new-best.hidden {
  display: none;
}

/* Bottom bar */
.bottom-bar {
  position: absolute;
  bottom: calc(10px + var(--safe-bottom));
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  pointer-events: none;
}

.disclaimer {
  font-size: 0.58rem;
  color: rgba(255, 255, 255, 0.2);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

@media (max-width: 520px) {
  .lb-link {
    display: none;
  }

  .hud {
    padding: 8px 10px;
  }

  .hud-wallet {
    gap: 6px;
    padding: 3px 8px;
  }

  .hud-wallet-balance-value {
    font-size: 0.9rem;
  }

  .hud-wallet-ticker {
    display: none;
  }

  .hud-brand .divider,
  .ticker {
    display: none;
  }

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

  .bottom-bar {
    display: none;
  }
}