@import url("https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/variable/pretendardvariable-dynamic-subset.css");

:root {
  --background: #fff8ee;
  --background-deep: #f8ecdf;
  --surface: #ffffff;
  --surface-soft: #fffdf9;
  --ink: #263247;
  --ink-muted: #7c8490;
  --line: #e8ded1;
  --line-soft: #f1e9df;
  --red: #e65b5b;
  --feedback-pink: #ef8fa5;
  --feedback-pink-strong: rgba(239, 143, 165, 0.72);
  --feedback-pink-soft: rgba(239, 143, 165, 0.38);
  --feedback-perfect: #8b68c8;
  --feedback-perfect-soft: rgba(139, 104, 200, 0.34);
  --red-soft: #fff0ed;
  --locked: #a8adb5;
  --accent-success: #66b79d;
  --mode-rush: #d99f31;
  --shadow: 0 16px 42px rgba(73, 57, 40, 0.1);
  --tile-shadow: 0 5px 12px rgba(56, 65, 81, 0.1);
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
  --red-line-position: 90%;
  color-scheme: light;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  min-width: 0;
  min-height: 100%;
  margin: 0;
  overflow: hidden;
  touch-action: manipulation;
}

body {
  min-height: 100dvh;
  background:
    radial-gradient(circle at 50% -10%, rgba(255, 255, 255, 0.94), transparent 46%),
    var(--background);
  color: var(--ink);
  font-family:
    "Pretendard Variable",
    Pretendard,
    -apple-system,
    BlinkMacSystemFont,
    "Apple SD Gothic Neo",
    "Noto Sans KR",
    "Segoe UI",
    sans-serif;
  font-weight: 500;
  -webkit-font-smoothing: antialiased;
}

button {
  border: 0;
  color: inherit;
  font: inherit;
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible {
  outline: 3px solid rgba(92, 131, 224, 0.62);
  outline-offset: 3px;
}

[hidden] {
  display: none !important;
}

.app-shell {
  min-height: 100dvh;
  width: 100%;
  overflow: hidden;
  touch-action: manipulation;
}

.game-app {
  position: relative;
  isolation: isolate;
  width: min(100%, 560px);
  min-height: 100dvh;
  margin: 0 auto;
  overflow: hidden;
  background: var(--background);
  touch-action: manipulation;
}

.screen {
  position: relative;
  min-height: 100dvh;
  padding:
    max(18px, calc(12px + var(--safe-top)))
    max(16px, calc(12px + var(--safe-right)))
    max(18px, calc(12px + var(--safe-bottom)))
    max(16px, calc(12px + var(--safe-left)));
}

.game-kicker,
.hud-label,
.result-grid dt,
.countdown-caption {
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.game-kicker {
  margin: 0;
  color: var(--ink-muted);
  font-size: clamp(0.62rem, 1.9vw, 0.76rem);
  font-weight: 700;
}

/* Start screen */

.start-screen {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  overflow: hidden;
}

.start-screen::before {
  position: absolute;
  inset: 12% 10% 13%;
  z-index: -1;
  border: 1px solid rgba(232, 222, 209, 0.62);
  border-radius: 44% 56% 40% 60% / 48% 42% 58% 52%;
  content: "";
  transform: rotate(-9deg);
}

.start-art {
  position: absolute;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  pointer-events: none;
}

.start-art::before,
.start-art::after {
  position: absolute;
  content: "";
  pointer-events: none;
}

.start-art::before {
  inset: 0;
  background:
    linear-gradient(126deg, transparent 0 41%, rgba(255, 255, 255, 0.6) 41.2% 41.5%, transparent 41.7%),
    linear-gradient(32deg, transparent 0 69%, rgba(232, 222, 209, 0.36) 69.2% 69.6%, transparent 69.8%);
}

.start-art::after {
  top: 12%;
  right: -12%;
  width: 48%;
  aspect-ratio: 1;
  border: 1px solid rgba(216, 196, 243, 0.64);
  border-radius: 30%;
  transform: rotate(27deg);
}

.art-shape {
  position: absolute;
  display: block;
  opacity: 0.72;
  border: 1px solid rgba(38, 50, 71, 0.08);
}

.art-shape-one {
  top: 17%;
  left: -8%;
  width: 36%;
  aspect-ratio: 1;
  border-color: rgba(184, 210, 255, 0.76);
  background: rgba(184, 210, 255, 0.28);
  transform: rotate(18deg);
}

.art-shape-two {
  top: 32%;
  right: 1%;
  width: 26%;
  aspect-ratio: 1;
  border-radius: 50%;
  border-color: rgba(184, 231, 213, 0.74);
  background: rgba(184, 231, 213, 0.24);
}

.art-shape-three {
  bottom: 16%;
  left: 5%;
  width: 31%;
  aspect-ratio: 1;
  border-color: rgba(255, 224, 163, 0.82);
  background: rgba(255, 224, 163, 0.24);
  transform: rotate(42deg);
}

.art-shape-four {
  right: 20%;
  bottom: 8%;
  width: 19%;
  aspect-ratio: 1;
  border-radius: 50%;
  border-color: rgba(216, 196, 243, 0.8);
  background: rgba(216, 196, 243, 0.22);
}

.art-grid {
  position: absolute;
  top: 20%;
  right: 11%;
  width: 24%;
  height: 17%;
  opacity: 0.35;
  background-image: radial-gradient(var(--ink-muted) 1px, transparent 1px);
  background-size: 12px 12px;
  transform: rotate(-13deg);
}

.icon-button {
  display: grid;
  place-items: center;
  width: clamp(42px, 11vw, 48px);
  height: clamp(42px, 11vw, 48px);
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 5px 16px rgba(73, 57, 40, 0.06);
  cursor: pointer;
  font-size: clamp(1rem, 4vw, 1.22rem);
  font-weight: 700;
  line-height: 1;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    background 160ms ease;
}

.icon-button:hover {
  border-color: #cdbda9;
  background: var(--surface);
  transform: translateY(-1px);
}

.start-actions {
  display: flex;
  align-self: flex-end;
  align-items: center;
  gap: clamp(6px, 1.8vw, 10px);
}

.help-button {
  align-self: initial;
}

.start-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: clamp(14px, 3vh, 24px);
  width: 100%;
  margin-top: auto;
  margin-bottom: auto;
  text-align: center;
  transform: translateY(clamp(-20px, -2.5vh, -10px));
}

.start-content h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(3rem, 16vw, 5.6rem);
  font-weight: 800;
  letter-spacing: -0.075em;
  line-height: 0.92;
}

.rush-intro {
  position: relative;
  display: grid;
  grid-template-columns: clamp(64px, 16vw, 84px) minmax(0, 1fr) 30px;
  align-items: center;
  gap: clamp(12px, 3vw, 18px);
  width: min(100%, 430px);
  min-height: clamp(128px, 22.5vh, 192px);
  padding: 14px clamp(13px, 3.8vw, 20px);
  border: 2px solid var(--mode-rush);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow:
    0 0 0 2px rgba(217, 159, 49, 0.1),
    0 7px 18px rgba(73, 57, 40, 0.08);
  text-align: left;
}

.rush-intro-icon {
  position: relative;
  display: block;
  width: clamp(64px, 16vw, 84px);
  height: clamp(64px, 16vw, 84px);
  border-radius: 16px;
  background: rgba(241, 233, 223, 0.52);
  overflow: hidden;
}

.mode-icon-shot,
.mode-icon-stack-tile {
  position: absolute;
  display: grid;
  place-items: center;
  width: clamp(29px, 7vw, 38px);
  height: clamp(29px, 7vw, 38px);
  border: 2px solid;
  border-radius: 8px;
  color: var(--ink);
  font-family: inherit;
  font-size: clamp(0.92rem, 3vw, 1.18rem);
  font-weight: 800;
  line-height: 1;
}

.mode-icon-shot {
  top: 13%;
  left: 10%;
  transform: rotate(-12deg);
}

.mode-icon-stack-tile-one {
  right: 8%;
  bottom: 30%;
}

.mode-icon-stack-tile-two {
  right: 8%;
  bottom: 3%;
}

.rush-intro-copy {
  display: flex;
  flex-direction: column;
  min-width: 0;
  gap: 5px;
}

.rush-intro-title {
  color: var(--ink);
  font-size: clamp(1rem, 4.8vw, 1.35rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.05;
}

.rush-intro-tagline {
  overflow: hidden;
  color: var(--ink-muted);
  font-size: clamp(0.7rem, 2.8vw, 0.9rem);
  font-weight: 600;
  line-height: 1.3;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.rush-intro-best {
  color: var(--ink-muted);
  font-size: clamp(0.64rem, 2.4vw, 0.78rem);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  line-height: 1.2;
}

.rush-intro-best strong {
  color: var(--ink);
  font-weight: 800;
}

.rush-intro-mark {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--mode-rush);
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 800;
}

.start-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(12px, 2.7vh, 22px);
  width: 100%;
}

.screen-ad {
  position: relative;
  z-index: 2;
  display: flex;
  flex: 0 0 auto;
  flex-direction: column;
  align-items: center;
  width: min(100%, 360px);
  min-width: 0;
}

.screen-ad-label {
  margin-bottom: 6px;
  color: var(--ink-muted);
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  line-height: 1;
  text-transform: uppercase;
}

.screen-ad .adsbygoogle {
  display: block;
  width: 100%;
  min-height: 60px;
  overflow: hidden;
  border: 1px solid var(--line-soft);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.66);
}

.start-screen > .screen-ad-home {
  margin-bottom: 150px;
}

.site-intro {
  max-width: 360px;
  margin: 0;
  color: var(--ink-muted);
  font-size: clamp(0.66rem, 2.4vw, 0.8rem);
  font-weight: 600;
  line-height: 1.45;
  text-align: center;
}

.site-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 7px 14px;
  width: 100%;
}

.site-links a {
  color: var(--ink-muted);
  font-size: clamp(0.62rem, 2.2vw, 0.74rem);
  font-weight: 700;
  text-underline-offset: 3px;
}

.site-links a:hover {
  color: var(--ink);
}

.primary-button,
.secondary-button {
  min-height: 48px;
  border-radius: 12px;
  cursor: pointer;
  font-weight: 700;
  letter-spacing: 0.08em;
  transition:
    transform 160ms ease,
    box-shadow 160ms ease,
    background 160ms ease;
  touch-action: manipulation;
}

.primary-button {
  width: min(100%, 240px);
  padding: 0 28px;
  background: var(--ink);
  box-shadow: 0 8px 18px rgba(38, 50, 71, 0.18);
  color: #ffffff;
  font-size: clamp(0.85rem, 2.8vw, 1rem);
}

.button-label {
  display: inline-block;
  white-space: nowrap;
}

.primary-button:disabled {
  cursor: wait;
  transform: none;
}

.primary-button:hover {
  background: #35445f;
  box-shadow: 0 11px 22px rgba(38, 50, 71, 0.22);
  transform: translateY(-2px);
}

.primary-button:disabled:hover {
  background: var(--ink);
  box-shadow: 0 8px 18px rgba(38, 50, 71, 0.18);
  transform: none;
}

.primary-button:active {
  box-shadow: 0 5px 12px rgba(38, 50, 71, 0.16);
  transform: translateY(1px);
}

/* Game screen */

.game-screen {
  display: flex;
  flex-direction: column;
  gap: clamp(8px, 1.7vh, 16px);
  overflow: hidden;
}

.game-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: flex-start;
  flex: 0 0 auto;
  min-height: clamp(68px, 12vh, 94px);
}

.game-status-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(8px, 2vw, 13px);
  flex: 0 0 auto;
}

.stage-hud {
  min-width: 0;
  padding: 7px 9px 8px;
  border: 1px solid var(--line-soft);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.58);
}

.stage-hud-heading {
  display: flex;
  align-items: baseline;
  min-width: 0;
  gap: 7px;
}

.stage-value,
.stage-progress-text,
.stage-time,
.combo-value {
  font-variant-numeric: tabular-nums;
}

.stage-value {
  color: var(--ink);
  font-size: clamp(0.9rem, 3.4vw, 1.18rem);
  font-weight: 800;
  line-height: 1;
}

.stage-progress-text {
  color: var(--ink);
  font-size: clamp(0.7rem, 2.5vw, 0.84rem);
  font-weight: 800;
}

.stage-time {
  margin-left: auto;
  color: var(--ink-muted);
  font-size: clamp(0.62rem, 2.1vw, 0.74rem);
  font-weight: 700;
}

.stage-progress {
  height: 6px;
  margin-top: 6px;
  overflow: hidden;
  border: 1px solid rgba(102, 183, 157, 0.22);
  border-radius: 999px;
  background: rgba(232, 222, 209, 0.56);
}

.stage-progress-fill {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: var(--mode-rush);
  transition: width 160ms ease;
}

.stage-progress {
  border-color: rgba(217, 159, 49, 0.25);
}

.combo-hud {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: center;
  min-width: clamp(62px, 17vw, 84px);
  height: clamp(54px, 8.4vh, 58px);
  min-height: clamp(54px, 8.4vh, 58px);
  padding: 5px 2px 5px 8px;
  text-align: right;
}

.combo-value {
  color: var(--ink);
  font-size: clamp(1.08rem, 4.2vw, 1.55rem);
  font-weight: 800;
  line-height: 1;
}

.hud-feedback {
  position: absolute;
  right: 2px;
  bottom: 4px;
  min-height: 1em;
  color: var(--ink-muted);
  font-size: clamp(0.54rem, 1.9vw, 0.66rem);
  font-weight: 800;
  letter-spacing: 0.08em;
  line-height: 1;
  text-transform: uppercase;
}

.hud-feedback.is-visible {
  animation: hud-feedback-pop 650ms ease-out both;
}

.hud-feedback.is-hit {
  color: #478d77;
}

.hud-feedback.is-miss {
  color: var(--feedback-pink);
}

.hud-feedback.is-milestone {
  color: var(--mode-rush);
}

.hud-feedback.is-perfect {
  color: var(--feedback-perfect);
  text-shadow:
    0 0 6px var(--feedback-perfect-soft),
    0 0 14px rgba(139, 104, 200, 0.2);
}

.score-area {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
  padding-top: 4px;
}

.score-heading {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}

.hud-label {
  color: var(--ink-muted);
  font-size: clamp(0.59rem, 1.8vw, 0.72rem);
  font-weight: 700;
}

.score-row {
  display: flex;
  align-items: baseline;
  gap: clamp(7px, 2vw, 11px);
}

.score-value {
  color: var(--ink);
  font-size: clamp(1.7rem, 7vw, 2.8rem);
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  letter-spacing: -0.06em;
  line-height: 1;
}

.next-display {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-self: center;
  gap: 2px;
}

.next-values {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(5px, 1.8vw, 9px);
  height: clamp(52px, 10vh, 78px);
}

.next-values {
  position: relative;
  isolation: isolate;
}

.music-toggle {
  justify-self: end;
  align-self: flex-start;
}

.music-toggle.is-muted {
  color: var(--ink-muted);
}

.music-toggle.is-blocked {
  border-color: #d6c5b9;
}

.music-icon {
  position: relative;
  display: block;
  line-height: 1;
}

.music-toggle.is-muted .music-icon::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 2px;
  height: 1.55em;
  border-radius: 2px;
  background: currentColor;
  content: "";
  transform: translate(-50%, -50%) rotate(42deg);
}

.digit-token {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-width: 2px;
  border-style: solid;
  border-radius: 8px;
  color: var(--ink);
  font-family: inherit;
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  line-height: 0.9;
  box-shadow: var(--tile-shadow);
}

.next-values .digit-token {
  position: relative;
  z-index: 1;
}

.current-next {
  width: clamp(50px, 15vw, 78px);
  height: clamp(50px, 15vw, 78px);
  font-size: clamp(2.15rem, min(12.8vw, 7.4vh), 4rem);
}

.preview-next {
  position: relative;
  width: clamp(27px, 8.4vw, 43px);
  height: clamp(27px, 8.4vw, 43px);
  font-size: clamp(1rem, min(6.8vw, 3.8vh), 1.85rem);
  opacity: 0.76;
  transform: translateY(9px);
}

.preview-next::after {
  position: absolute;
  inset: -2px;
  z-index: 0;
  border: 2px solid rgba(139, 104, 200, 0.58);
  border-radius: 10px;
  box-shadow: 0 0 0 0 var(--feedback-perfect-soft);
  content: "";
  opacity: 0;
  pointer-events: none;
}

.preview-next.is-safety-pulse::after {
  animation: preview-safety-pulse 300ms ease-in-out 3 both;
}

.digit-token[data-value="1"],
.lane-block[data-value="1"],
.projectile[data-value="1"] {
  border-color: #6e9deb;
  background: #b8d2ff;
}

.digit-token[data-value="2"],
.lane-block[data-value="2"],
.projectile[data-value="2"] {
  border-color: #66b79d;
  background: #b8e7d5;
}

.digit-token[data-value="3"],
.lane-block[data-value="3"],
.projectile[data-value="3"] {
  border-color: #d99f31;
  background: #ffe0a3;
}

.digit-token[data-value="4"],
.lane-block[data-value="4"],
.projectile[data-value="4"] {
  border-color: #9a76cc;
  background: #d8c4f3;
}

.token-pop {
  animation: token-pop 160ms cubic-bezier(0.2, 0.75, 0.3, 1);
}

.game-board {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(4px, 1.6vw, 9px);
  flex: 1 1 auto;
  min-height: 0;
  width: 100%;
}

.lane {
  display: flex;
  flex-direction: column;
  gap: clamp(6px, 1.2vh, 10px);
  min-width: 0;
  min-height: 0;
}

.lane-track {
  position: relative;
  flex: 1 1 auto;
  min-height: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 9px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(255, 253, 249, 0.84)),
    var(--surface);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.lane-track::after {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  z-index: 0;
  width: 1px;
  background: linear-gradient(180deg, rgba(232, 222, 209, 0.2), rgba(232, 222, 209, 0.75), rgba(232, 222, 209, 0.18));
  content: "";
  transform: translateX(-50%);
}

.lane-track::before {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  z-index: 4;
  height: 0;
  border-top: 3px solid transparent;
  opacity: 0;
  content: "";
  pointer-events: none;
}

.lane.is-empty-error .lane-track::before {
  border-top-color: var(--feedback-pink);
  box-shadow:
    0 0 6px var(--feedback-pink-strong),
    0 0 16px var(--feedback-pink-soft),
    0 0 28px rgba(239, 143, 165, 0.2);
  opacity: 1;
}

.lane-blocks {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.lane-block {
  position: absolute;
  top: calc(var(--block-y, 0) * 100%);
  left: 50%;
  z-index: 3;
  display: grid;
  place-items: center;
  width: 80%;
  max-width: 78px;
  min-width: 24px;
  aspect-ratio: 1;
  border-width: 2px;
  border-style: solid;
  border-radius: 7px;
  color: var(--ink);
  font-size: clamp(1.2rem, min(8.8vw, 5.1vh), 3rem);
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  line-height: 0.9;
  opacity: var(--block-opacity, 1);
  filter: brightness(var(--block-brightness, 1));
  box-shadow: var(--tile-shadow);
  transform: translate(-50%, -50%) scale(var(--block-scale, 1));
  transform-origin: center;
  will-change: top, transform, opacity;
}

.lane-block.is-stack-impact {
  animation: stack-jelly-wobble 180ms cubic-bezier(0.2, 0.82, 0.28, 1) both;
}

.lane-block.is-stack-impact-upper.is-stack-impact-from-top {
  --jelly-compress-y: calc(var(--jelly-distance, 3px) * 0.28);
  --jelly-rebound-y: calc(var(--jelly-distance, 3px) * -1);
  --jelly-wobble-y: calc(var(--jelly-distance, 3px) * 0.42);
  --jelly-wobble-y-reverse: calc(var(--jelly-distance, 3px) * -0.24);
  --jelly-squash-x: 1.08;
  --jelly-squash-y: 0.9;
  --jelly-tilt-a: -2.5deg;
  --jelly-tilt-b: 1.35deg;
  --jelly-tilt-c: -1deg;
  --jelly-tilt-d: 0.48deg;
}

.lane-block.is-stack-impact-lower.is-stack-impact-from-top {
  --jelly-compress-y: calc(var(--jelly-distance, 3px) * -0.22);
  --jelly-rebound-y: var(--jelly-distance, 3px);
  --jelly-wobble-y: calc(var(--jelly-distance, 3px) * -0.42);
  --jelly-wobble-y-reverse: calc(var(--jelly-distance, 3px) * 0.24);
  --jelly-squash-x: 1.05;
  --jelly-squash-y: 0.93;
  --jelly-tilt-a: 2.2deg;
  --jelly-tilt-b: -1.2deg;
  --jelly-tilt-c: 0.9deg;
  --jelly-tilt-d: -0.42deg;
}

.lane-block.is-stack-impact-upper.is-stack-impact-from-bottom {
  --jelly-compress-y: calc(var(--jelly-distance, 3px) * 0.22);
  --jelly-rebound-y: calc(var(--jelly-distance, 3px) * -0.85);
  --jelly-wobble-y: calc(var(--jelly-distance, 3px) * 0.36);
  --jelly-wobble-y-reverse: calc(var(--jelly-distance, 3px) * -0.2);
  --jelly-squash-x: 1.04;
  --jelly-squash-y: 0.94;
  --jelly-tilt-a: 2.2deg;
  --jelly-tilt-b: -1.2deg;
  --jelly-tilt-c: 0.9deg;
  --jelly-tilt-d: -0.42deg;
}

.lane-block.is-stack-impact-lower.is-stack-impact-from-bottom {
  --jelly-compress-y: calc(var(--jelly-distance, 3px) * -0.34);
  --jelly-rebound-y: var(--jelly-distance, 3px);
  --jelly-wobble-y: calc(var(--jelly-distance, 3px) * -0.48);
  --jelly-wobble-y-reverse: calc(var(--jelly-distance, 3px) * 0.28);
  --jelly-squash-x: 1.09;
  --jelly-squash-y: 0.89;
  --jelly-tilt-a: -2.5deg;
  --jelly-tilt-b: 1.35deg;
  --jelly-tilt-c: -1deg;
  --jelly-tilt-d: 0.48deg;
}

.lane-block.is-stack-impact-solo {
  --jelly-compress-y: calc(var(--jelly-distance, 3px) * 0.26);
  --jelly-rebound-y: calc(var(--jelly-distance, 3px) * -0.9);
  --jelly-wobble-y: calc(var(--jelly-distance, 3px) * 0.38);
  --jelly-wobble-y-reverse: calc(var(--jelly-distance, 3px) * -0.22);
  --jelly-squash-x: 1.07;
  --jelly-squash-y: 0.91;
  --jelly-tilt-a: -2.2deg;
  --jelly-tilt-b: 1.2deg;
  --jelly-tilt-c: -0.85deg;
  --jelly-tilt-d: 0.42deg;
}

.lane-block.is-wrong {
  box-shadow:
    var(--tile-shadow),
    0 0 8px var(--feedback-pink-strong),
    0 0 18px var(--feedback-pink-soft),
    0 0 28px rgba(239, 143, 165, 0.2);
}

.lane-block.is-wrong:not(.is-stack-impact) {
  animation: block-shake 350ms ease-in-out;
}

.lane-block.is-removing {
  z-index: 5;
  box-shadow: 0 0 16px rgba(38, 50, 71, 0.12);
}

.projectile {
  position: absolute;
  top: 100%;
  left: 50%;
  z-index: 8;
  width: clamp(10px, 3.4vw, 18px);
  aspect-ratio: 1;
  border: 2px solid #ffffff;
  border-radius: 4px;
  background: var(--ink);
  box-shadow:
    0 0 0 2px rgba(38, 50, 71, 0.18),
    0 0 12px rgba(38, 50, 71, 0.25);
  pointer-events: none;
  transform: translate(-50%, -50%) rotate(45deg);
  will-change: top, opacity;
}

.projectile.rush-projectile {
  display: grid;
  place-items: center;
  width: 80%;
  max-width: 78px;
  min-width: 24px;
  aspect-ratio: 1;
  border-width: 2px;
  border-style: solid;
  border-radius: 7px;
  color: var(--ink);
  font-size: clamp(1.2rem, min(8.8vw, 5.1vh), 3rem);
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  line-height: 0.9;
  box-shadow: var(--tile-shadow);
  transform: translate(-50%, -50%) scale(var(--projectile-scale, 1));
  transform-origin: center;
  transition: none;
  will-change: top, transform, opacity;
}

.projectile.rush-projectile.is-removing {
  z-index: 9;
}

.red-line {
  position: absolute;
  top: var(--red-line-position);
  right: -1px;
  left: -1px;
  z-index: 6;
  height: 3px;
  background: var(--red);
  box-shadow: 0 0 9px rgba(230, 91, 91, 0.6);
  pointer-events: none;
}

.lane-button {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  min-height: clamp(46px, 7.8vh, 62px);
  padding: 5px 6px;
  border: 2px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  box-shadow: 0 4px 10px rgba(73, 57, 40, 0.06);
  cursor: pointer;
  font-size: clamp(1rem, 4vw, 1.35rem);
  font-weight: 700;
  line-height: 1;
  overflow: hidden;
  transition:
    border-color 120ms ease,
    background 120ms ease,
    box-shadow 120ms ease,
    color 120ms ease,
    transform 120ms ease;
  touch-action: manipulation;
  user-select: none;
}

.lane-button::before,
.lane-button::after {
  position: absolute;
  right: 16%;
  left: 16%;
  height: 2px;
  border-radius: 999px;
  content: "";
  opacity: 0;
  pointer-events: none;
  transition: opacity 160ms ease, box-shadow 160ms ease;
}

.lane-button::before {
  top: 5px;
  background: var(--accent-success);
}

.lane-button::after {
  bottom: 5px;
  background: var(--red);
}

.lane-button-label {
  color: var(--ink-muted);
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  line-height: 1;
  transition: color 160ms ease, transform 160ms ease;
}

.lane.is-danger .lane-track {
  border-color: rgba(230, 91, 91, 0.68);
  box-shadow:
    inset 0 0 0 1px rgba(230, 91, 91, 0.14),
    inset 0 -8px 18px rgba(230, 91, 91, 0.05);
}

.lane.is-danger .red-line {
  box-shadow:
    0 0 9px rgba(230, 91, 91, 0.68),
    0 0 16px rgba(230, 91, 91, 0.22);
}

.lane-button.is-target-candidate {
  border-color: rgba(102, 183, 157, 0.72);
  background: rgba(184, 231, 213, 0.16);
  box-shadow:
    0 0 0 2px rgba(102, 183, 157, 0.1),
    0 5px 13px rgba(73, 57, 40, 0.08);
  animation: lane-target-pulse 1.8s ease-in-out infinite;
}

.lane-button.is-target-candidate::before {
  box-shadow: 0 0 8px rgba(102, 183, 157, 0.28);
  opacity: 0.78;
}

.lane-button.is-target-candidate .lane-button-label {
  color: #478d77;
  transform: translateY(1px);
}

.lane-button.is-danger:not(:disabled) {
  border-color: rgba(230, 91, 91, 0.68);
}

.lane-button.is-danger::after {
  box-shadow: 0 0 8px rgba(230, 91, 91, 0.32);
  opacity: 0.82;
}

.lane-button.is-danger .lane-button-label {
  color: #bd6262;
}

.lane-button.is-target-candidate.is-danger {
  animation:
    lane-target-pulse 1.8s ease-in-out infinite,
    lane-danger-pulse 1.8s ease-in-out infinite;
}

.lane-button:hover:not(:disabled) {
  border-color: #cdbda9;
  box-shadow: 0 6px 14px rgba(73, 57, 40, 0.1);
  transform: translateY(-1px);
}

.lane-button:active:not(:disabled) {
  background: var(--background-deep);
  transform: translateY(1px);
}

.lane-button.is-rush-pressed {
  background: var(--background-deep);
  box-shadow: 0 2px 7px rgba(73, 57, 40, 0.08);
  transform: translateY(1px);
}

.lane-button:disabled {
  border-color: var(--locked);
  background: #f4f4f2;
  box-shadow: none;
  color: #8b9097;
  cursor: not-allowed;
}

/* Run feedback */

.run-banner {
  position: absolute;
  top: clamp(112px, 20%, 168px);
  left: 50%;
  z-index: 12;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: min(calc(100% - 36px), 290px);
  padding: 13px 18px 14px;
  border: 1px solid rgba(102, 183, 157, 0.55);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.91);
  box-shadow: 0 11px 24px rgba(73, 57, 40, 0.12);
  opacity: 0;
  pointer-events: none;
  text-align: center;
  transform: translate(-50%, -8px) scale(0.96);
}

.run-banner.is-visible {
  animation: run-banner-in 1800ms ease-out both;
}

.run-banner.is-miss {
  border-color: rgba(239, 143, 165, 0.6);
}

.run-banner-kicker {
  color: var(--ink-muted);
  font-size: clamp(0.55rem, 1.8vw, 0.68rem);
  font-weight: 800;
  letter-spacing: 0.14em;
  line-height: 1;
  text-transform: uppercase;
}

.run-banner-title {
  margin-top: 7px;
  color: var(--ink);
  font-size: clamp(1.1rem, 4.9vw, 1.55rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
}

.run-banner.is-miss .run-banner-title {
  color: #b5687d;
}

.run-banner-detail {
  margin-top: 7px;
  color: var(--ink-muted);
  font-size: clamp(0.64rem, 2.2vw, 0.78rem);
  font-weight: 700;
  line-height: 1.2;
}

/* Countdown and overlays */

.countdown-layer {
  position: absolute;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 8px;
  background: rgba(255, 248, 238, 0.58);
  backdrop-filter: blur(2px);
}

.countdown-caption {
  color: var(--ink-muted);
  font-size: clamp(0.65rem, 2vw, 0.8rem);
  font-weight: 800;
}

.countdown-layer.is-preparing .countdown-caption {
  animation: preparing-text-shimmer 1.9s ease-in-out infinite;
}

@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .countdown-layer.is-preparing .countdown-caption {
    background-color: var(--ink-muted);
    background-image: linear-gradient(
      110deg,
      var(--ink-muted) 0%,
      var(--ink-muted) 38%,
      #ffffff 49%,
      #f7fffc 52%,
      var(--ink-muted) 64%,
      var(--ink-muted) 100%
    );
    background-position: 135% 0;
    background-repeat: repeat-x;
    background-size: 235% 100%;
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 4px rgba(255, 255, 255, 0.2));
  }
}

@keyframes preparing-text-shimmer {
  0% {
    background-position: 135% 0;
  }

  100% {
    background-position: -35% 0;
  }
}

.countdown-number {
  color: var(--ink);
  font-size: clamp(4.5rem, 24vw, 8rem);
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  letter-spacing: -0.1em;
  line-height: 0.8;
  animation: countdown-pop 820ms ease-out both;
}

@media (prefers-reduced-motion: reduce) {
  .countdown-layer.is-preparing .countdown-caption {
    animation: none;
    background-image: none;
    color: var(--ink-muted);
    -webkit-text-fill-color: currentColor;
    filter: none;
  }
}

/* Game over */

.game-over-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 150px;
  background:
    radial-gradient(circle at 50% 25%, rgba(255, 255, 255, 0.92), transparent 42%),
    var(--background);
}

.game-over-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: min(100%, 360px);
  padding: clamp(26px, 8vw, 42px) clamp(18px, 7vw, 34px);
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.74);
  box-shadow: var(--shadow);
  text-align: center;
}

.game-over-card h2 {
  margin: 11px 0 0;
  color: var(--ink);
  font-size: clamp(2rem, 10vw, 3.25rem);
  font-weight: 800;
  letter-spacing: -0.07em;
  line-height: 0.95;
}

.result-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 7px;
  width: 100%;
  margin: clamp(24px, 6vh, 34px) 0;
}

.result-grid div {
  min-width: 0;
  padding: 11px 4px 10px;
  border: 1px solid var(--line-soft);
  border-radius: 10px;
  background: var(--surface-soft);
}

.result-grid dt {
  color: var(--ink-muted);
  font-size: clamp(0.52rem, 1.7vw, 0.65rem);
  font-weight: 700;
}

.result-grid dd {
  margin: 6px 0 0;
  color: var(--ink);
  font-size: clamp(1.15rem, 4.5vw, 1.55rem);
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  line-height: 1;
}

.restart-button {
  width: 100%;
}

.game-over-actions {
  display: flex;
  flex-direction: column;
  gap: 9px;
  width: 100%;
}

.game-over-actions .secondary-button,
.game-over-actions .restart-button {
  margin-top: 0;
}

.game-over-card .site-links {
  margin-top: 16px;
}

/* Help modal */

.help-modal {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
  padding:
    max(18px, calc(16px + var(--safe-top)))
    max(18px, calc(16px + var(--safe-right)))
    max(18px, calc(16px + var(--safe-bottom)))
    max(18px, calc(16px + var(--safe-left)));
  background: rgba(38, 50, 71, 0.22);
  backdrop-filter: blur(5px);
}

.help-card {
  position: relative;
  width: min(100%, 390px);
  padding: clamp(24px, 7vw, 34px) clamp(20px, 6vw, 32px) clamp(20px, 5vw, 28px);
  border: 1px solid rgba(232, 222, 209, 0.9);
  border-radius: 18px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.settings-card {
  display: flex;
  flex-direction: column;
  max-height: min(720px, calc(100dvh - 32px - var(--safe-top) - var(--safe-bottom)));
  overflow: auto;
}

.modal-close-button {
  position: absolute;
  top: 13px;
  right: 13px;
  width: 36px;
  height: 36px;
  border: 0;
  background: transparent;
  box-shadow: none;
  color: var(--ink-muted);
  font-size: 1.45rem;
}

.help-copy {
  margin-top: 20px;
  color: var(--ink-muted);
  font-size: clamp(0.8rem, 2.9vw, 0.95rem);
  line-height: 1.62;
}

.help-copy p {
  margin: 0 0 11px;
}

.help-copy p:last-child {
  margin-bottom: 0;
}

.help-copy strong {
  color: var(--ink);
  font-weight: 750;
}

.settings-content {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin-top: 21px;
}

.setting-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(132px, 1.1fr);
  align-items: center;
  gap: 12px;
  min-height: 54px;
  padding: 8px 0;
  border-bottom: 1px solid var(--line-soft);
}

.setting-row:last-child {
  border-bottom: 0;
}

.setting-label-group {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  min-width: 0;
  white-space: nowrap;
}

.setting-label {
  color: var(--ink);
  font-size: clamp(0.78rem, 2.7vw, 0.92rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.setting-state {
  flex: 0 0 auto;
  color: var(--ink-muted);
  font-size: clamp(0.7rem, 2.3vw, 0.8rem);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.language-control {
  position: relative;
  min-width: 0;
}

.language-select {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  width: 100%;
  min-height: 44px;
  padding: 0 11px;
  border: 1px solid var(--line);
  border-radius: 10px;
  outline: 0;
  background: var(--surface);
  color: var(--ink);
  font: inherit;
  font-size: clamp(0.78rem, 2.7vw, 0.9rem);
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
}

.language-select-value {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.language-select-chevron {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  margin: -4px 2px 0 0;
  border-right: 1.5px solid var(--ink-muted);
  border-bottom: 1.5px solid var(--ink-muted);
  transform: rotate(45deg);
  transition: transform 140ms ease, margin 140ms ease;
}

.language-select[aria-expanded="true"] .language-select-chevron {
  margin-top: 4px;
  transform: rotate(225deg);
}

.language-menu {
  position: fixed;
  z-index: 70;
  display: grid;
  gap: 2px;
  max-height: min(176px, calc(100dvh - 24px));
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  box-shadow: 0 12px 28px rgba(73, 57, 40, 0.16);
}

.language-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 40px;
  padding: 8px 10px;
  border-radius: 8px;
  color: var(--ink);
  font-size: clamp(0.78rem, 2.7vw, 0.9rem);
  font-weight: 600;
  line-height: 1.2;
  cursor: pointer;
  user-select: none;
}

.language-option:hover,
.language-option.is-active {
  background: var(--background);
}

.language-option[aria-selected="true"] {
  background: var(--background-deep);
}

.language-option:focus-visible {
  outline: 3px solid rgba(92, 131, 224, 0.42);
  outline-offset: -2px;
}

.language-option-check {
  color: var(--accent-success);
  font-size: 0.9rem;
  font-weight: 800;
  visibility: hidden;
}

.language-option[aria-selected="true"] .language-option-check {
  visibility: visible;
}

.language-select:focus-visible,
.volume-range:focus-visible {
  outline: 3px solid rgba(92, 131, 224, 0.42);
  outline-offset: 2px;
}

.switch-control {
  display: inline-flex;
  justify-self: end;
  align-items: center;
  min-height: 44px;
  cursor: pointer;
}

.switch-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.switch-visual {
  position: relative;
  display: inline-block;
  width: 50px;
  height: 29px;
  border-radius: 999px;
  background: #f4f4f2;
  box-shadow: inset 0 0 0 1px #a8adb5;
  transition: background 160ms ease, box-shadow 160ms ease;
}

.switch-visual::after {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 23px;
  height: 23px;
  border-radius: 50%;
  background: var(--surface);
  box-shadow: 0 2px 5px rgba(38, 50, 71, 0.18);
  content: "";
  transition: transform 160ms ease;
}

.switch-input:checked + .switch-visual {
  background: #66b79d;
  box-shadow: inset 0 0 0 1px #66b79d;
}

.switch-input:checked + .switch-visual::after {
  transform: translateX(21px);
}

.switch-input:focus-visible + .switch-visual {
  outline: 3px solid rgba(92, 131, 224, 0.42);
  outline-offset: 3px;
}

.volume-control {
  display: flex;
  align-items: center;
  min-height: 44px;
}

.volume-range {
  width: 100%;
  height: 44px;
  margin: 0;
  appearance: none;
  outline: 0;
  background: transparent;
  cursor: pointer;
}

.volume-range::-webkit-slider-runnable-track {
  height: 6px;
  border-radius: 999px;
  background: linear-gradient(
    to right,
    #66b79d 0 var(--range-progress, 60%),
    var(--line-soft) var(--range-progress, 60%) 100%
  );
}

.volume-range::-webkit-slider-thumb {
  width: 20px;
  height: 20px;
  margin-top: -7px;
  border: 0;
  border-radius: 50%;
  background: var(--ink);
  box-shadow: 0 2px 5px rgba(38, 50, 71, 0.2);
  appearance: none;
}

.volume-range::-moz-range-track {
  height: 6px;
  border-radius: 999px;
  background: var(--line-soft);
}

.volume-range::-moz-range-progress {
  height: 6px;
  border-radius: 999px;
  background: #66b79d;
}

.volume-range::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border: 0;
  border-radius: 50%;
  background: var(--ink);
  box-shadow: 0 2px 5px rgba(38, 50, 71, 0.2);
}

.secondary-button {
  width: 100%;
  margin-top: 19px;
  border: 1px solid var(--line);
  background: var(--background);
  color: var(--ink);
  font-size: 0.82rem;
}

.secondary-button:hover {
  background: var(--background-deep);
  transform: translateY(-1px);
}

/* Portrait guidance */

.orientation-blocker {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(255, 248, 238, 0.97);
}

.orientation-card {
  width: min(100%, 330px);
  padding: 28px 22px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface);
  box-shadow: var(--shadow);
  text-align: center;
}

.orientation-icon {
  display: block;
  color: var(--red);
  font-size: 3rem;
  line-height: 1;
}

.orientation-card h2 {
  margin: 16px 0 0;
  font-size: 1.22rem;
  letter-spacing: -0.04em;
}

.orientation-card p {
  margin: 9px 0 0;
  color: var(--ink-muted);
  font-size: 0.88rem;
  line-height: 1.5;
}

/* Motion */

@keyframes lane-target-pulse {
  0%,
  100% {
    box-shadow:
      0 0 0 2px rgba(102, 183, 157, 0.08),
      0 5px 13px rgba(73, 57, 40, 0.08);
  }
  50% {
    box-shadow:
      0 0 0 3px rgba(102, 183, 157, 0.14),
      0 6px 16px rgba(73, 57, 40, 0.1);
  }
}

@keyframes lane-danger-pulse {
  0%,
  100% {
    border-color: rgba(230, 91, 91, 0.58);
  }
  50% {
    border-color: rgba(230, 91, 91, 0.86);
  }
}

@keyframes hud-feedback-pop {
  0% {
    opacity: 0;
    transform: translateY(3px) scale(0.92);
  }
  30% {
    opacity: 1;
    transform: translateY(0) scale(1.04);
  }
  100% {
    opacity: 0.82;
    transform: translateY(0) scale(1);
  }
}

@keyframes run-banner-in {
  0% {
    opacity: 0;
    transform: translate(-50%, -8px) scale(0.96);
  }
  14%,
  82% {
    opacity: 1;
    transform: translate(-50%, 0) scale(1);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -2px) scale(0.985);
  }
}

@keyframes stack-jelly-wobble {
  0%,
  100% {
    transform: translate(-50%, -50%) scale(var(--block-scale, 1)) rotate(0deg);
  }
  12% {
    transform:
      translate(-50%, calc(-50% + var(--jelly-compress-y, 0px)))
      scale(var(--block-scale, 1))
      scaleX(var(--jelly-squash-x, 1))
      scaleY(var(--jelly-squash-y, 1))
      rotate(var(--jelly-tilt-d, 0deg));
  }
  32% {
    transform:
      translate(-50%, calc(-50% + var(--jelly-rebound-y, 0px)))
      scale(var(--block-scale, 1))
      scaleX(0.97)
      scaleY(1.06)
      rotate(var(--jelly-tilt-a, 0deg));
  }
  52% {
    transform:
      translate(-50%, calc(-50% + var(--jelly-wobble-y, 0px)))
      scale(var(--block-scale, 1))
      scaleX(1.03)
      scaleY(0.98)
      rotate(var(--jelly-tilt-b, 0deg));
  }
  70% {
    transform:
      translate(-50%, calc(-50% + var(--jelly-wobble-y-reverse, 0px)))
      scale(var(--block-scale, 1))
      scaleX(0.99)
      scaleY(1.015)
      rotate(var(--jelly-tilt-c, 0deg));
  }
  86% {
    transform:
      translate(-50%, calc(-50% + var(--jelly-wobble-y, 0px)))
      scale(var(--block-scale, 1))
      scaleX(1.01)
      scaleY(0.995)
      rotate(var(--jelly-tilt-d, 0deg));
  }
}

@keyframes preview-safety-pulse {
  0%,
  100% {
    opacity: 0;
    transform: scale(0.9);
    box-shadow: 0 0 0 0 var(--feedback-perfect-soft);
  }
  42% {
    opacity: 0.9;
    transform: scale(1.01);
    box-shadow: 0 0 0 1.5px var(--feedback-perfect-soft);
  }
  68% {
    opacity: 0.48;
    transform: scale(1);
    box-shadow: 0 0 0 1px rgba(139, 104, 200, 0.12);
  }
}

@keyframes block-shake {
  0%,
  100% {
    transform: translate(-50%, -50%) scale(var(--block-scale, 1));
  }
  20% {
    transform: translate(calc(-50% - 3px), -50%) scale(var(--block-scale, 1));
  }
  40% {
    transform: translate(calc(-50% + 3px), -50%) scale(var(--block-scale, 1));
  }
  60% {
    transform: translate(calc(-50% - 2px), -50%) scale(var(--block-scale, 1));
  }
  80% {
    transform: translate(calc(-50% + 2px), -50%) scale(var(--block-scale, 1));
  }
}

@keyframes token-pop {
  0% {
    opacity: 0.5;
    transform: translateY(9px) scale(0.58);
  }
  100% {
    opacity: 0.76;
    transform: translateY(9px) scale(1);
  }
}

@keyframes countdown-pop {
  0% {
    opacity: 0;
    transform: scale(0.55);
  }
  45% {
    opacity: 1;
    transform: scale(1.06);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

@media (max-height: 650px) {
  .screen {
    padding-top: max(10px, calc(7px + var(--safe-top)));
    padding-bottom: max(10px, calc(7px + var(--safe-bottom)));
  }

  .start-content {
    transform: translateY(-12px);
  }

  .rush-intro {
    min-height: clamp(116px, 22vh, 150px);
    padding-top: 11px;
    padding-bottom: 11px;
  }

  .rush-intro-icon {
    width: clamp(58px, 16vw, 72px);
    height: clamp(58px, 16vw, 72px);
  }

  .game-screen {
    gap: 6px;
  }

  .game-header {
    min-height: 56px;
  }

  .stage-hud {
    padding-top: 5px;
    padding-bottom: 6px;
  }

  .stage-progress {
    margin-top: 4px;
  }

  .next-values {
    height: 48px;
  }

  .current-next {
    width: 46px;
    height: 46px;
  }

  .preview-next {
    width: 25px;
    height: 25px;
  }

  .lane {
    gap: 5px;
  }

  .lane-button {
    min-height: 44px;
  }
}

@media (max-height: 700px), (max-width: 359px) {
  .screen-ad {
    display: none !important;
  }
}

@media (min-width: 600px) {
  .start-screen,
  .game-screen,
  .game-over-screen {
    padding-right: 28px;
    padding-left: 28px;
  }
}

@media (orientation: landscape) and (max-width: 799px) {
  .game-app {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 1ms !important;
  }

  .lane-button.is-target-candidate,
  .lane-button.is-target-candidate.is-danger,
  .hud-feedback.is-visible,
  .run-banner.is-visible {
    animation: none !important;
    opacity: 1;
    transform: none;
  }

  .preview-next.is-safety-pulse::after {
    animation: none !important;
    opacity: 0.7;
    transform: scale(1);
  }
}