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: 720px;
  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: 12px;
  display: flex; justify-content: space-between; align-items: center; gap: 8px;
}
.card h2 .counter {
  font-size: 9px;
  color: var(--c-yellow);
  background: rgba(255,214,10,0.1);
  padding: 4px 8px;
  border: 1px solid rgba(255,214,10,0.4);
}
.hint {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: rgba(255,255,255,0.55);
  margin-bottom: 14px;
}
.theme-row { display: flex; gap: 10px; flex-wrap: wrap; }
.theme-btn {
  background: rgba(10,10,30,0.7);
  border: 1px solid var(--c-purple);
  color: #fff;
  padding: 12px 16px;
  font-family: 'Press Start 2P', monospace;
  font-size: 10px;
  letter-spacing: 0.16em;
  cursor: pointer;
  transition: border-color 0.12s ease;
}
.theme-btn.active {
  border-color: var(--c-cyan);
  box-shadow: 0 0 0 1px var(--c-cyan), 0 0 14px rgba(0,245,255,0.4);
}
.ach-list { display: flex; flex-direction: column; gap: 6px; }
.ach-row {
  display: grid;
  grid-template-columns: 24px 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 10px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(10,10,30,0.5);
}
.ach-row.locked { opacity: 0.45; }
.ach-row .mark { font-size: 16px; color: var(--c-yellow); }
.ach-row .body .label { font-size: 10px; letter-spacing: 0.16em; }
.ach-row .body .desc { font-size: 8px; letter-spacing: 0.14em; color: rgba(255,255,255,0.55); margin-top: 4px; }
.ach-row .state { font-size: 8px; letter-spacing: 0.18em; color: var(--c-teal); }
.ach-row.locked .state { color: rgba(255,255,255,0.4); }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 8px;
  font-size: 9px;
  letter-spacing: 0.14em;
}
.stat-cell {
  padding: 8px 10px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(10,10,30,0.5);
}
.stat-cell b { color: var(--c-yellow); font-weight: normal; }
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; }
.arcade.red {
  background: var(--c-red); color: #fff;
  box-shadow:
    inset 0 -4px 0 rgba(0,0,0,0.35),
    inset 0 4px 0 rgba(255,255,255,0.2),
    0 0 0 3px var(--c-bg),
    0 0 0 5px var(--c-red),
    0 0 18px rgba(239,35,60,0.5);
}
.btn-row .arcade { padding: 10px 16px; font-size: 10px; }
.export-out {
  margin-top: 14px;
  max-height: 220px;
  overflow: auto;
  background: #05050f;
  border: 1px solid var(--c-cyan);
  padding: 10px;
  font-size: 9px;
  color: var(--c-teal);
  font-family: monospace;
  letter-spacing: 0;
}
.about-line {
  font-size: 9px;
  letter-spacing: 0.14em;
  margin-bottom: 8px;
  color: rgba(255,255,255,0.7);
}
.back-link {
  color: var(--c-cyan);
  border-bottom: 1px dashed var(--c-cyan);
  padding-bottom: 2px;
}