:root {
  color-scheme: dark;
  --bg: #090a0c;
  --surface: #121418;
  --surface-2: #181b20;
  --line: rgba(255,255,255,.085);
  --text: #f4f2ed;
  --muted: #85878d;
  --accent: #d5ff61;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: "Helvetica Neue", "Noto Sans JP", Arial, sans-serif;
  background:
    radial-gradient(circle at 50% -20%, #24282f 0, transparent 42%),
    var(--bg);
}

button { color: inherit; font: inherit; }

.app {
  width: min(1080px, 94vw);
  margin: 0 auto;
  padding: 30px 0 44px;
}

.topbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 20px;
}

.kicker {
  margin: 0 0 3px;
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .16em;
}

h1 {
  margin: 0;
  font-size: 32px;
  font-weight: 500;
  letter-spacing: -.05em;
}

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

.icon-button,
.text-button,
.under-board button {
  border: 1px solid var(--line);
  background: var(--surface);
  cursor: pointer;
}

.icon-button {
  width: 38px;
  height: 38px;
  border-radius: 50%;
}

.icon-button.off { opacity: .35; }

.text-button {
  padding: 0 15px;
  border-radius: 19px;
  color: #bbbfc5;
  font-size: 12px;
}

.game-layout {
  display: grid;
  grid-template-columns: minmax(0, 720px) 280px;
  gap: 18px;
  align-items: start;
}

.move-timer {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 14px;
  margin: 11px 3px 9px;
}

.timer-label {
  display: flex;
  align-items: baseline;
  gap: 8px;
  min-width: 104px;
}

.timer-label span {
  color: var(--muted);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .12em;
}

.timer-label b {
  min-width: 28px;
  color: #dfe2e5;
  font-size: 14px;
  font-variant-numeric: tabular-nums;
}

.timer-track {
  height: 3px;
  overflow: hidden;
  border-radius: 6px;
  background: #292c31;
}

.timer-track i {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: inherit;
  background: var(--accent);
  box-shadow: 0 0 8px rgba(213,255,97,.35);
  transform-origin: left;
}

.move-timer.running .timer-label b { color: #fff; }
.move-timer.danger .timer-label b {
  color: #ff5b65;
  animation: timer-pulse .35s ease infinite alternate;
}
.move-timer.danger .timer-track i {
  background: #ff4d5c;
  box-shadow: 0 0 12px rgba(255,77,92,.75);
}

@keyframes timer-pulse {
  to { transform: scale(1.15); }
}

.board-wrap {
  position: relative;
  overflow: hidden;
  padding: 8px;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 18px;
  background: #050608;
  box-shadow: 0 28px 80px rgba(0,0,0,.42);
}

.board {
  display: block;
  width: 100%;
  aspect-ratio: 6 / 5;
  border-radius: 11px;
  background: #020304;
  touch-action: none;
  user-select: none;
  contain: strict;
}

.board::after {
  content: "";
  position: absolute;
  z-index: 25;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  background: radial-gradient(circle at center, rgba(255,255,255,.48), transparent 60%);
}

.board.combo-flash::after { animation: board-flash .42s ease-out; }
.board[data-flash-type="fire"] { --fx: #ff594f; }
.board[data-flash-type="water"] { --fx: #55c8ff; }
.board[data-flash-type="wood"] { --fx: #83df67; }
.board[data-flash-type="light"] { --fx: #ffe66d; }
.board[data-flash-type="dark"] { --fx: #b779ef; }
.board[data-flash-type="heart"] { --fx: #ff82b8; }

@keyframes board-flash {
  0% { opacity: 0; box-shadow: inset 0 0 0 var(--fx); }
  20% { opacity: .65; box-shadow: inset 0 0 55px color-mix(in srgb, var(--fx) 55%, transparent); }
  100% { opacity: 0; box-shadow: inset 0 0 100px transparent; }
}

.orb {
  --orb-light: #fff;
  --orb-mid: #aaa;
  --orb-dark: #333;
  --orb-glow: rgba(255,255,255,.4);
  --orb-glass: rgba(255,255,255,.2);
  --orb-icon: #fff;
  position: relative;
  aspect-ratio: 1;
  min-width: 0;
  overflow: hidden;
  border: 2px solid rgba(255,255,255,.9);
  border-radius: 50%;
  cursor: grab;
  transition: transform .1s ease, opacity .18s ease;
  background:
    radial-gradient(ellipse at 31% 14%, #fff 0 5%, rgba(255,255,255,.72) 8%, transparent 18%),
    radial-gradient(circle at 67% 72%, rgba(255,255,255,.3) 0 2%, transparent 18%),
    radial-gradient(circle at 43% 38%, var(--orb-light) 0 5%, var(--orb-mid) 36%, var(--orb-dark) 78%, #070707 120%);
  box-shadow:
    inset 0 0 0 2px rgba(255,255,255,.24),
    inset 4px 6px 12px rgba(255,255,255,.42),
    inset -7px -9px 14px rgba(0,0,0,.38),
    inset 0 0 20px var(--orb-glass),
    0 0 0 1px rgba(255,255,255,.3),
    0 0 5px #fff,
    0 0 16px var(--orb-glow),
    0 7px 11px rgba(0,0,0,.68);
  contain: layout paint style;
}

.orb::before {
  content: "";
  position: absolute;
  z-index: 1;
  inset: 4%;
  border: 1px solid rgba(255,255,255,.45);
  border-radius: 50%;
  background:
    radial-gradient(ellipse at 35% 17%, rgba(255,255,255,.94) 0 5%, rgba(255,255,255,.22) 14%, transparent 28%),
    linear-gradient(155deg, rgba(255,255,255,.2), transparent 35%, rgba(0,0,0,.06) 72%);
  box-shadow:
    inset 3px 4px 7px rgba(255,255,255,.23),
    inset -4px -6px 8px rgba(0,0,0,.14),
    0 0 4px rgba(255,255,255,.4);
  transition: filter .22s ease;
}

.orb::after {
  content: "";
  position: absolute;
  z-index: 2;
  inset: 23%;
  background: var(--orb-icon);
  filter:
    drop-shadow(0 2px 1px rgba(0,0,0,.55))
    drop-shadow(0 0 1px rgba(255,255,255,.9))
    drop-shadow(0 0 5px var(--orb-icon));
}

.orb.fire {
  --orb-light: #ffd18a;
  --orb-mid: #ff3e25;
  --orb-dark: #a90015;
  --orb-glow: rgba(255,48,30,.78);
  --orb-glass: rgba(255,75,45,.48);
  --orb-icon: #8c0012;
}
.orb.water {
  --orb-light: #d0f7ff;
  --orb-mid: #008eff;
  --orb-dark: #003cbb;
  --orb-glow: rgba(0,151,255,.78);
  --orb-glass: rgba(0,163,255,.48);
  --orb-icon: #0051d4;
}
.orb.wood {
  --orb-light: #d6ff8b;
  --orb-mid: #19d75a;
  --orb-dark: #007c3d;
  --orb-glow: rgba(23,226,91,.72);
  --orb-glass: rgba(35,225,98,.44);
  --orb-icon: #006d35;
}
.orb.light {
  --orb-light: #fffed4;
  --orb-mid: #ffe11f;
  --orb-dark: #bd7800;
  --orb-glow: rgba(255,226,23,.84);
  --orb-glass: rgba(255,231,54,.5);
  --orb-icon: #b67b00;
}
.orb.dark {
  --orb-light: #f2c3ff;
  --orb-mid: #a43cff;
  --orb-dark: #4b008e;
  --orb-glow: rgba(175,65,255,.78);
  --orb-glass: rgba(177,72,255,.48);
  --orb-icon: #4b007f;
}
.orb.heart {
  --orb-light: #fff0f8;
  --orb-mid: #ff3b9d;
  --orb-dark: #af0055;
  --orb-glow: rgba(255,46,145,.82);
  --orb-glass: rgba(255,70,159,.5);
  --orb-icon: #fff;
}

.orb.fire::after {
  clip-path: polygon(52% 0,35% 34%,54% 30%,28% 100%,77% 43%,56% 47%,76% 10%);
}
.orb.water::after {
  border-radius: 65% 35% 60% 40%;
  transform: rotate(45deg);
}
.orb.wood::after {
  clip-path: polygon(50% 0,59% 35%,90% 16%,66% 48%,100% 55%,64% 63%,80% 100%,50% 72%,20% 100%,36% 63%,0 55%,36% 47%,10% 16%,42% 35%);
}
.orb.light::after {
  clip-path: polygon(50% 0,63% 36%,100% 50%,64% 63%,50% 100%,36% 64%,0 50%,36% 36%);
}
.orb.dark::after {
  border-radius: 50%;
  background: transparent;
  box-shadow: -10px 4px 0 var(--orb-icon);
}
.orb.heart::after {
  transform: rotate(45deg);
  border-radius: 55% 50% 8% 50%;
}

.orb:hover::before {
  filter: brightness(1.2);
}

.orb:hover {
  filter: brightness(1.07) saturate(1.08);
}

.orb.drag-origin {
  opacity: .18;
  filter: grayscale(.25);
}

.drag-ghost {
  position: fixed;
  z-index: 999;
  left: 0;
  top: 0;
  margin: 0;
  pointer-events: none;
  opacity: .94;
  filter: brightness(1.12) saturate(1.12);
  will-change: transform;
  transition: none !important;
  box-shadow:
    inset 0 0 0 2px rgba(255,255,255,.35),
    0 0 0 3px rgba(255,255,255,.78),
    0 0 22px var(--orb-glow),
    0 12px 28px rgba(0,0,0,.6);
}

.orb.dragging {
  z-index: 20;
  transform: scale(1.15) rotate(5deg);
  opacity: .88;
  cursor: grabbing;
  filter: brightness(1.12) saturate(1.12);
  box-shadow:
    inset 0 0 0 2px rgba(255,255,255,.35),
    0 0 0 3px rgba(255,255,255,.78),
    0 0 22px var(--orb-glow),
    0 10px 25px rgba(0,0,0,.55);
}

.orb.dragging::before {
  animation: facet-shimmer .7s linear infinite;
}

.drag-ghost::before {
  animation: facet-shimmer .7s linear infinite;
}

@media (pointer: coarse) {
  .drag-ghost {
    opacity: .96;
    filter: none;
    box-shadow:
      0 0 0 2px rgba(255,255,255,.72),
      0 5px 12px rgba(0,0,0,.48);
  }

  .drag-ghost::before {
    animation: none;
    box-shadow: none;
  }

  .orb:hover,
  .orb:hover::before {
    filter: none;
  }
}

@keyframes facet-shimmer {
  0%, 100% { filter: brightness(1); }
  50% { filter: brightness(1.5); }
}

.orb.matched { animation: vanish .34s ease forwards; }
.orb.drop {
  animation: drop var(--drop-duration, .32s) cubic-bezier(.18,.72,.22,1.08) var(--drop-delay, 0ms) both;
  will-change: transform;
}
.orb.drop.matched { animation: vanish .34s ease forwards; }

@keyframes vanish {
  0% { filter: brightness(1); }
  35% {
    transform: scale(1.16);
    filter: brightness(2.1) saturate(1.25);
    box-shadow: 0 0 12px white, 0 0 28px currentColor;
  }
  100% { transform: scale(.1) rotate(18deg); opacity: 0; filter: brightness(3); }
}

@keyframes drop {
  0% {
    transform: translateY(var(--drop-y, -45px)) scaleX(.96) scaleY(1.04);
    opacity: .15;
  }
  68% {
    transform: translateY(5px) scaleX(.96) scaleY(1.06);
    opacity: 1;
  }
  82% {
    transform: translateY(-3px) scaleX(1.025) scaleY(.975);
  }
  93% {
    transform: translateY(1px) scaleX(.99) scaleY(1.01);
  }
  100% {
    transform: translateY(0) scale(1);
    opacity: 1;
  }
}

.group-pop {
  position: absolute;
  z-index: 30;
  display: flex;
  align-items: baseline;
  gap: 4px;
  pointer-events: none;
  transform: translate(-50%, -50%);
  animation: group-pop .72s cubic-bezier(.16,.8,.25,1) forwards;
}

.group-pop strong {
  color: white;
  font-size: clamp(28px, 5vw, 54px);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -.08em;
  -webkit-text-stroke: 1px rgba(255,255,255,.8);
  text-shadow: 0 2px 0 rgba(0,0,0,.5), 0 0 12px white, 0 0 28px currentColor;
}

.group-pop span {
  color: white;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .12em;
  text-shadow: 0 0 12px currentColor;
}

.group-pop.fire strong { color: #ff7667; }
.group-pop.water strong { color: #75c9ff; }
.group-pop.wood strong { color: #8fdc67; }
.group-pop.light strong { color: #ffe36d; }
.group-pop.dark strong { color: #bd8ae9; }
.group-pop.heart strong { color: #ff94be; }

@keyframes group-pop {
  0% { opacity: 0; transform: translate(-50%, -30%) scale(.45) rotate(-8deg); filter: blur(4px); }
  18% { opacity: 1; transform: translate(-50%, -55%) scale(1.25) rotate(2deg); filter: blur(0); }
  38% { transform: translate(-50%, -50%) scale(1) rotate(0); }
  72% { opacity: 1; }
  100% { opacity: 0; transform: translate(-50%, -105%) scale(1.08); filter: blur(1px); }
}

.combo-effect {
  --effect-color: white;
  position: absolute;
  z-index: 28;
  width: 1px;
  height: 1px;
  pointer-events: none;
}

.combo-effect.fire { --effect-color: #ff6559; }
.combo-effect.water { --effect-color: #64cfff; }
.combo-effect.wood { --effect-color: #8ce36e; }
.combo-effect.light { --effect-color: #ffe66b; }
.combo-effect.dark { --effect-color: #bd80f2; }
.combo-effect.heart { --effect-color: #ff8cbd; }

.shock-ring {
  position: absolute;
  left: 0;
  top: 0;
  width: 38px;
  height: 38px;
  border: 3px solid var(--effect-color);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--effect-color), inset 0 0 10px var(--effect-color);
  transform: translate(-50%, -50%) scale(.2);
  animation: shock-ring .58s ease-out forwards;
}

.shock-ring.second {
  border-width: 1px;
  animation-delay: 70ms;
}

@keyframes shock-ring {
  0% { opacity: 1; transform: translate(-50%, -50%) scale(.15); }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(5); }
}

.spark {
  position: absolute;
  left: 0;
  top: 0;
  width: var(--size);
  height: var(--size);
  border-radius: 50%;
  background: white;
  box-shadow: 0 0 5px white, 0 0 12px var(--effect-color), 0 0 22px var(--effect-color);
  opacity: 0;
  animation: sparkle .64s cubic-bezier(.12,.72,.25,1) var(--delay) forwards;
}

.spark.star {
  border-radius: 0;
  background: white;
  clip-path: polygon(50% 0, 62% 38%, 100% 50%, 62% 62%, 50% 100%, 38% 62%, 0 50%, 38% 38%);
}

@keyframes sparkle {
  0% { opacity: 0; transform: translate(-50%, -50%) scale(.2) rotate(0); }
  18% { opacity: 1; transform: translate(-50%, -50%) scale(1.35) rotate(45deg); }
  100% { opacity: 0; transform: translate(calc(-50% + var(--x)), calc(-50% + var(--y))) scale(.1) rotate(180deg); }
}

.combo-burst {
  position: absolute;
  right: 26px;
  bottom: 22px;
  z-index: 40;
  display: flex;
  align-items: baseline;
  gap: 6px;
  pointer-events: none;
  opacity: 0;
  filter: drop-shadow(0 0 18px rgba(255,255,255,.22));
}

.combo-burst.show { animation: burst .55s ease-out; }
.combo-burst strong {
  color: transparent;
  font-size: 70px;
  font-weight: 900;
  line-height: .8;
  letter-spacing: -.09em;
  background: linear-gradient(110deg, #fff 15%, var(--accent) 42%, #fff 62%, #b9f7ff 78%);
  background-size: 220% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-stroke: 1px rgba(255,255,255,.7);
  text-shadow: 0 0 28px rgba(217,255,87,.25);
}
.combo-burst span { color: var(--accent); font-size: 13px; font-weight: 900; text-shadow: 0 0 12px var(--accent); }
.combo-burst small { margin-left: 5px; color: #aeb2b9; font-size: 12px; }

@keyframes burst {
  0% { opacity: 0; transform: scale(.55) rotate(-4deg); }
  18% { opacity: 1; transform: scale(1.12) rotate(1deg); }
  35%, 70% { opacity: 1; transform: scale(1); }
  100% { opacity: 0; transform: translateY(-16px) scale(1.05); }
}

.combo-burst.show strong { animation: shine .55s linear; }

@keyframes shine {
  from { background-position: 100% 0; }
  to { background-position: -100% 0; }
}

.under-board {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 3px 0;
}

.under-board p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

.under-board button {
  padding: 8px 12px;
  border-radius: 8px;
  color: #b8bbc1;
  font-size: 11px;
}

.side {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.stage-card,
.current-combo,
.records,
.history {
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--surface);
}

.stage-card {
  padding: 14px 16px 12px;
  background: linear-gradient(105deg, #15181d, #101216);
}

.stage-main {
  display: grid;
  grid-template-columns: 74px 1fr auto;
  align-items: center;
  gap: 16px;
}

.stage-index {
  display: flex;
  align-items: baseline;
  gap: 7px;
}

.stage-index span,
.stage-mission small {
  color: var(--muted);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: .14em;
}

.stage-index strong {
  color: var(--accent);
  font-size: 28px;
  font-weight: 500;
  line-height: 1;
}

.stage-mission p {
  margin: 2px 0 0;
  color: #c9cbd0;
  font-size: 12px;
}

.stage-mission p strong {
  color: white;
  font-size: 17px;
  font-weight: 600;
}

.stage-main > b {
  padding: 5px 8px;
  border: 1px solid rgba(213,255,97,.2);
  border-radius: 6px;
  color: var(--accent);
  background: rgba(213,255,97,.06);
  font-size: 8px;
  letter-spacing: .08em;
}

.stage-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 12px;
}

.turn-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 9px;
  color: var(--muted);
  font-size: 8px;
}

.turn-row > b {
  color: #bfc3c8;
  font-variant-numeric: tabular-nums;
}

.turn-dots {
  display: flex;
  gap: 5px;
}

.turn-dots i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 7px rgba(217,255,87,.42);
}

.turn-dots i.used {
  background: #33363c;
  box-shadow: none;
}

.stage-progress {
  height: 2px;
  margin: 10px 0 0;
  overflow: hidden;
  border-radius: 4px;
  background: #30333a;
}

.stage-progress i {
  display: block;
  width: 0;
  height: 100%;
  background: var(--accent);
  box-shadow: 0 0 6px rgba(213,255,97,.4);
  transition: width .3s ease;
}

.stage-best {
  color: var(--muted);
  font-size: 8px;
  letter-spacing: .1em;
}
.stage-best b { color: #dddfe2; font-size: 11px; }

.current-combo { padding: 18px; }

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
  font-size: 11px;
}

.section-head b {
  color: #adb0b6;
  font-size: 9px;
  letter-spacing: .08em;
}

.combo-number {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 11px 0 16px;
}

.combo-number strong {
  font-size: 76px;
  font-weight: 500;
  line-height: .8;
  letter-spacing: -.08em;
}

.combo-number strong.bump { animation: bump .3s ease; }

@keyframes bump {
  50% { transform: scale(1.1); color: var(--accent); }
}

.combo-number span {
  color: var(--muted);
  font-size: 14px;
}

.multiplier {
  display: flex;
  justify-content: space-between;
  padding-top: 13px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 11px;
}

.multiplier b { color: var(--text); font-size: 15px; }

.meter {
  height: 3px;
  margin-top: 14px;
  overflow: hidden;
  border-radius: 3px;
  background: #30333a;
}

.meter i {
  display: block;
  width: 0;
  height: 100%;
  background: var(--accent);
  transition: width .25s;
}

.records {
  display: grid;
  grid-template-columns: 1fr 1fr;
  overflow: hidden;
}

.record {
  padding: 12px 14px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.record:nth-child(2n) { border-right: 0; }
.record:nth-child(n+3) { border-bottom: 0; }
.record span { display: block; color: var(--muted); font-size: 9px; letter-spacing: .08em; }
.record strong { display: block; margin-top: 4px; font-size: 19px; font-weight: 500; }
.record.rank strong { color: var(--accent); }

.history {
  padding: 15px;
  min-height: 170px;
}

.section-head button {
  padding: 0;
  border: 0;
  color: #686c74;
  background: transparent;
  cursor: pointer;
  font-size: 10px;
}

.combo-log {
  display: flex;
  flex-direction: column;
  gap: 2px;
  max-height: 155px;
  margin-top: 10px;
  overflow: auto;
}

.empty-log {
  display: grid;
  place-items: center;
  min-height: 120px;
  color: #5f636b;
  font-size: 11px;
}

.log-item {
  display: grid;
  grid-template-columns: 9px 1fr auto;
  align-items: center;
  gap: 9px;
  padding: 8px 4px;
  border-bottom: 1px solid #24272c;
  animation: log-in .2s ease;
}

.log-item i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}

.log-item .fire { background: #ef5c50; }
.log-item .water { background: #59aef0; }
.log-item .wood { background: #70c263; }
.log-item .light { background: #e8c94e; }
.log-item .dark { background: #9866c8; }
.log-item .heart { background: #e66f9d; }
.log-item span { color: #a7abb1; font-size: 10px; }
.log-item b { font-size: 10px; font-weight: 500; }

@keyframes log-in {
  from { opacity: 0; transform: translateY(-4px); }
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  z-index: 100;
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: 20px;
  color: #d7d8da;
  background: #17191d;
  box-shadow: 0 8px 30px rgba(0,0,0,.4);
  opacity: 0;
  transform: translate(-50%, 10px);
  transition: .2s;
  pointer-events: none;
}

.toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}

.stage-result {
  position: fixed;
  z-index: 1000;
  inset: 0;
  display: grid;
  place-items: center;
  pointer-events: none;
  user-select: none;
  opacity: 0;
  background: rgba(4,5,7,.68);
  backdrop-filter: blur(4px);
  transition: opacity .2s;
}

.stage-result.show { opacity: 1; }

.stage-result > div {
  min-width: min(340px, 82vw);
  padding: 32px;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 20px;
  text-align: center;
  background: #14161a;
  box-shadow: 0 25px 90px rgba(0,0,0,.65);
  transform: scale(.82);
  transition: transform .25s cubic-bezier(.2,.8,.2,1.15);
}

.stage-result.show > div { transform: scale(1); }
.stage-result small { color: var(--accent); font-size: 10px; font-weight: 800; letter-spacing: .2em; }
.stage-result strong { display: block; margin: 8px 0; font-size: 48px; line-height: 1; letter-spacing: -.06em; }
.stage-result p { margin: 0; color: var(--muted); font-size: 12px; }
.stage-result.failed small { color: #ff6573; }
.stage-result.failed strong { color: #ff6573; }

@media (max-width: 780px) {
  .app { width: min(570px, 94vw); padding-top: 20px; }
  .game-layout { grid-template-columns: 1fr; }
  .side { display: grid; grid-template-columns: 1fr 1fr; }
  .stage-card { grid-column: 1 / -1; }
  .history { grid-column: 1 / -1; }
}

@media (max-width: 500px) {
  .app { width: 100%; padding: 16px 10px 30px; }
  .topbar { margin-inline: 4px; }
  .board-wrap { padding: 7px; border-radius: 14px; }
  .board { gap: 5px; padding: 8px; }
  .side { display: flex; }
  .combo-number strong { font-size: 68px; }
}