/* パカッと割り */

/* 刃の軌跡・集中線を描く 2D の層（3D の上、判定の文字の下） */
.pk-fx {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 5;
  pointer-events: none;
}

/* 割れた瞬間のフラッシュ */
.pk-flash {
  position: fixed;
  inset: 0;
  z-index: 6;
  pointer-events: none;
  opacity: 0;
  background: radial-gradient(circle at var(--fx, 50%) var(--fy, 50%), #fffdf6 0%, rgba(255, 244, 222, 0.85) 35%, rgba(255, 236, 205, 0) 75%);
}
.pk-flash.on { animation: pk-flash 0.32s ease-out forwards; }
@keyframes pk-flash {
  0% { opacity: var(--fa, 0.9); }
  100% { opacity: 0; }
}

/* ラウンドの見出し（AE 風に斜めから叩きつけて、横へ抜ける） */
.pk-banner {
  position: fixed;
  left: 0;
  right: 0;
  top: calc(64px + env(safe-area-inset-top));
  z-index: 12;
  display: grid;
  justify-items: center;
  gap: 6px;
  pointer-events: none;
}
.pk-banner[hidden] { display: none; }
.pk-banner-num {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-family: var(--anton);
  font-size: 58px;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--accent);
  paint-order: stroke fill;
  -webkit-text-stroke: 8px var(--paper);
}
.pk-banner-num small {
  font-family: var(--mincho);
  font-weight: 800;
  font-size: 22px;
  letter-spacing: 0.2em;
  color: var(--ink);
}
.pk-banner-num em { font-style: normal; font-size: 26px; color: var(--ink-soft); }
.pk-banner-note {
  padding: 6px 16px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.1em;
  box-shadow: var(--shadow);
}
.pk-banner.on .pk-banner-num { animation: pk-slam 1.7s cubic-bezier(0.2, 0.9, 0.2, 1) forwards; }
.pk-banner.on .pk-banner-note { animation: pk-note 1.7s cubic-bezier(0.2, 0.9, 0.2, 1) forwards; }
@keyframes pk-slam {
  0% { opacity: 0; transform: translateX(-60px) skewX(-18deg) scale(1.8); filter: blur(8px); }
  14% { opacity: 1; transform: translateX(6px) skewX(4deg) scale(0.96); filter: blur(0); }
  24% { transform: none; }
  78% { opacity: 1; transform: none; }
  100% { opacity: 0; transform: translateX(80px) skewX(-12deg); filter: blur(4px); }
}
@keyframes pk-note {
  0%, 10% { opacity: 0; transform: translateY(10px) scaleX(0.4); }
  24% { opacity: 1; transform: none; }
  80% { opacity: 1; transform: none; }
  100% { opacity: 0; transform: translateY(-6px); }
}

/* 下のひとこと（そのラウンドのやること） */
.pk-hint {
  position: fixed;
  left: 0;
  right: 0;
  bottom: calc(18px + env(safe-area-inset-bottom));
  z-index: 9;
  display: grid;
  justify-items: center;
  gap: 4px;
  pointer-events: none;
  text-align: center;
  transition: opacity 0.3s;
}
.pk-hint[hidden] { display: none; }
.pk-hint-main {
  padding: 7px 16px;
  border-radius: 999px;
  background: var(--chip);
  border: 1px solid var(--line);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  box-shadow: var(--shadow);
}
.pk-hint-keys { font-size: 12px; letter-spacing: 0.12em; color: var(--ink-soft); }
.pk-hint-keys kbd {
  font: inherit;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 5px;
  border: 1px solid var(--line);
  background: var(--chip);
}
@media (hover: none) {
  .pk-hint-keys { display: none; }
}

/* 結果画面のラウンドごとの記録 */
.pk-log {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px 10px;
  margin: 0 auto;
  max-width: 340px;
}
.pk-log-row {
  display: grid;
  grid-template-columns: 1.6em 1fr auto;
  align-items: baseline;
  gap: 6px;
  padding: 3px 10px;
  border-radius: 10px;
  background: color-mix(in srgb, var(--paper) 70%, transparent);
  text-align: left;
}
.pk-log-n { font-family: var(--anton); color: var(--ink-soft); font-size: 13px; }
.pk-log-j { font-weight: 700; font-size: 13px; }
.pk-log-j.great { color: var(--great); }
.pk-log-j.good { color: var(--good); }
.pk-log-j.ok { color: var(--ok); }
.pk-log-j.bad { color: var(--bad); }
.pk-log-p { font-family: var(--mincho); font-weight: 800; font-size: 17px; font-variant-numeric: tabular-nums; }
.pk-sum { margin: 8px 0 0; font-size: 12.5px; color: var(--ink-soft); letter-spacing: 0.08em; }

@media (max-width: 640px) {
  .pk-banner { top: calc(58px + env(safe-area-inset-top)); }
  .pk-banner-num { font-size: 46px; }
  .pk-banner-num small { font-size: 18px; }
  .pk-banner-note { font-size: 13px; }
}

@media (prefers-reduced-motion: reduce) {
  .pk-banner.on .pk-banner-num, .pk-banner.on .pk-banner-note { animation-duration: 1.7s; animation-timing-function: steps(1, end); }
  .pk-flash.on { animation: none; }
}

/* 制限時間のゲージ（下のひとことの上） */
.pk-timer {
  --p: 1;
  position: fixed;
  left: 50%;
  bottom: calc(104px + env(safe-area-inset-bottom));
  z-index: 11;
  width: min(320px, 64vw);
  height: 10px;
  margin-left: calc(min(320px, 64vw) / -2);
  border-radius: 999px;
  background: var(--chip);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  overflow: hidden;
  pointer-events: none;
}
.pk-timer[hidden] { display: none; }
.pk-timer i {
  position: absolute;
  inset: 0;
  transform-origin: 0 50%;
  transform: scaleX(var(--p));
  background: var(--gold);
  border-radius: inherit;
}
.pk-timer.low i { background: var(--great); animation: pk-timer-blink 0.25s steps(2) infinite; }
@keyframes pk-timer-blink { 50% { opacity: 0.55; } }
@media (prefers-reduced-motion: reduce) {
  .pk-timer.low i { animation: none; }
}