html { height: auto; overflow: visible; }
body {
  min-height: 100vh;
  min-height: 100dvh;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior-y: contain;
  touch-action: pan-y;
  padding-bottom: calc(40px + env(safe-area-inset-bottom));
}
.page {
  max-width: 920px;
  margin: 0 auto;
  padding:
    calc(80px + env(safe-area-inset-top))
    calc(20px + env(safe-area-inset-right))
    20px
    calc(20px + env(safe-area-inset-left));
}
.page h1 {
  font-size: clamp(24px, 7vw, 56px);
  text-align: center;
  margin-bottom: 28px;
}
.card {
  background: rgba(10,10,30,0.75);
  border: 1px solid rgba(255,255,255,0.15);
  padding: 18px;
  margin-bottom: 18px;
}
.card h2 {
  font-size: clamp(11px, 2vw, 14px);
  letter-spacing: 0.18em;
  color: var(--c-cyan);
  margin-bottom: 14px;
}
canvas#dailyChart, canvas#mostChart {
  display: block;
  width: 100%;
  max-width: 100%;
  background: rgba(5,5,15,0.6);
  border: 1px solid rgba(255,255,255,0.1);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 8px;
  font-size: 9px;
  letter-spacing: 0.14em;
}
.stat-cell {
  padding: 10px 12px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(10,10,30,0.5);
}
.stat-cell .label { color: rgba(255,255,255,0.6); display: block; margin-bottom: 6px; }
.stat-cell b { color: var(--c-yellow); font-weight: normal; font-size: 14px; }
.best-grid, .time-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 6px;
}
.best-row, .time-row {
  display: flex; justify-content: space-between;
  padding: 6px 10px;
  font-size: 9px;
  letter-spacing: 0.14em;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(10,10,30,0.4);
}
.best-row .name, .time-row .name { color: rgba(255,255,255,0.75); }
.best-row b, .time-row b { color: var(--c-teal); font-weight: normal; }
.ach-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 6px;
}
.ach-cell {
  padding: 10px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(10,10,30,0.5);
  font-size: 9px;
  letter-spacing: 0.14em;
}
.ach-cell.locked { opacity: 0.4; }
.ach-cell .icon { color: var(--c-yellow); margin-right: 6px; }
.back-link-wrap { text-align: center; margin-top: 18px; }
.back-link {
  color: var(--c-cyan);
  border-bottom: 1px dashed var(--c-cyan);
  padding-bottom: 2px;
  font-size: 11px;
  letter-spacing: 0.18em;
}