:root {
  --jump-green: #176b45;
  --jump-green-dark: #0f5134;
  --jump-blue: #285ea8;
  --jump-text: #1f2937;
  --jump-muted: #667085;
  --jump-border: #d9dee5;
  --jump-surface: #ffffff;
  --jump-background: #f4f6f8;
  --jump-warning: #d17c0f;
  --jump-danger: #b42318;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

.bike-jump-body {
  margin: 0;
  background: var(--jump-background);
  color: var(--jump-text);
  font-family: Arial, Helvetica, sans-serif;
}

.bike-jump-header {
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 12px 20px;
  background: var(--jump-surface);
  border-bottom: 1px solid var(--jump-border);
}

.bike-jump-header h1 {
  margin: 0;
  font-size: 1.45rem;
}

.bike-jump-eyebrow {
  margin: 0 0 3px;
  color: var(--jump-green);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.bike-jump-header-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.bike-jump-header-links a {
  color: var(--jump-green);
  font-weight: 700;
  text-decoration: none;
}

.bike-jump-main {
  width: min(1180px, calc(100% - 28px));
  margin: 0 auto;
  padding: 22px 0 36px;
}

.bike-jump-dashboard {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 12px;
}

.bike-jump-stat {
  padding: 11px;
  background: var(--jump-surface);
  border: 1px solid var(--jump-border);
  border-radius: 10px;
  text-align: center;
}

.bike-jump-stat span {
  display: block;
  margin-bottom: 4px;
  color: var(--jump-muted);
  font-size: 0.74rem;
}

.bike-jump-stat strong {
  font-size: 1.05rem;
}

.bike-jump-game-shell {
  position: relative;
  overflow: hidden;
  background: #dceaf1;
  border: 1px solid var(--jump-border);
  border-radius: 14px;
}

#gameCanvas {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1000 / 560;
  touch-action: none;
}

.bike-jump-countdown {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgb(15 38 52 / 28%);
  color: #fff;
  font-size: clamp(4rem, 14vw, 8rem);
  font-weight: 900;
  text-shadow: 0 3px 12px rgb(0 0 0 / 40%);
}

.bike-jump-controls {
  display: grid;
  gap: 12px;
  margin-top: 12px;
  padding: 14px;
  background: var(--jump-surface);
  border: 1px solid var(--jump-border);
  border-radius: 12px;
}

.bike-jump-power-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 7px;
}

.bike-jump-power-header span {
  color: var(--jump-muted);
  font-size: 0.8rem;
  font-weight: 700;
}

.bike-jump-power-track {
  width: 100%;
  height: 12px;
  overflow: hidden;
  background: #e3e8e5;
  border-radius: 999px;
}

.bike-jump-power-bar {
  width: 0%;
  height: 100%;
  background: var(--jump-green);
  border-radius: inherit;
  transition: width 70ms linear;
}

.bike-jump-power-panel p {
  min-height: 22px;
  margin: 8px 0 0;
  color: #475467;
  line-height: 1.4;
}

.bike-jump-action-grid,
.bike-jump-rotation-controls {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 9px;
}

.bike-jump-button,
.bike-jump-rotation-controls button {
  min-height: 44px;
  padding: 10px 14px;
  border: 0;
  border-radius: 9px;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  touch-action: manipulation;
}

.bike-jump-button:disabled,
.bike-jump-rotation-controls button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.bike-jump-button-primary {
  background: var(--jump-green);
  color: #fff;
}

.bike-jump-button-primary:hover:not(:disabled) {
  background: var(--jump-green-dark);
}

.bike-jump-button-secondary {
  background: #e9edf1;
  color: #344054;
}

.bike-jump-rotation-controls button {
  background: #edf3fb;
  color: #214d87;
  border: 1px solid #c4d5eb;
}

.bike-jump-help {
  margin: 0;
  color: var(--jump-muted);
  font-size: 0.79rem;
  line-height: 1.45;
}

.bike-jump-result {
  margin-top: 13px;
  padding: 15px;
  background: var(--jump-surface);
  border: 1px solid var(--jump-border);
  border-radius: 12px;
}

.bike-jump-result-kicker {
  margin: 0 0 4px;
  color: var(--jump-green);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.bike-jump-result h2 {
  margin: 0;
}

.bike-jump-result p {
  margin: 7px 0 0;
  color: #475467;
}

.bike-jump-result-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
  margin: 13px 0;
}

.bike-jump-result-grid article {
  padding: 9px;
  background: #f5f7f6;
  border-radius: 8px;
  text-align: center;
}

.bike-jump-result-grid span,
.bike-jump-result-grid strong {
  display: block;
}

.bike-jump-result-grid span {
  color: var(--jump-muted);
  font-size: 0.69rem;
}

.bike-jump-result-grid strong {
  margin-top: 4px;
  font-size: 0.94rem;
}

.bike-jump-footer {
  padding: 16px 20px;
  background: #fff;
  color: var(--jump-muted);
  border-top: 1px solid var(--jump-border);
  font-size: 0.78rem;
  text-align: center;
}

.bike-jump-footer p {
  margin: 0;
}

@media (max-width: 760px) {
  .bike-jump-dashboard,
  .bike-jump-result-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 500px) {
  .bike-jump-header {
    align-items: flex-start;
  }

  .bike-jump-action-grid,
  .bike-jump-rotation-controls {
    grid-template-columns: 1fr;
  }
}