:root {
  --chrome-blue-1: #2b57b7;
  --chrome-blue-2: #4f80e0;
  --chrome-gray-0: #f2f2f2;
  --chrome-gray-1: #e7e7e7;
  --chrome-gray-2: #c9c9c9;
  --chrome-gray-3: #8c8c8c;
  --ink: #111;
  --success: #45e388;
  --danger: #f26565;
  --bg-start: #7698d7;
  --bg-mid: #486aa5;
  --bg-end: #355086;
  --bg-glow-1-rgb: 255, 220, 140;
  --bg-glow-2-rgb: 140, 255, 211;
  --ring-rgb: 255, 231, 140;
  --court-accent-rgb: 255, 107, 107;
  --spring-pop: cubic-bezier(0.34, 1.56, 0.64, 1);
  --spring-settle: cubic-bezier(0.22, 0.68, 0.36, 1.02);
  --ease-exit: cubic-bezier(0.55, 0, 1, 0.45);
}

* {
  box-sizing: border-box;
}

*:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(255, 231, 140, 0.7);
  border-radius: 2px;
}

button:focus-visible {
  box-shadow: 0 0 0 3px rgba(255, 231, 140, 0.7), inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

.nums {
  font-variant-numeric: tabular-nums;
  font-feature-settings: 'tnum' 1;
  letter-spacing: 0.02em;
}

body {
  font-family: 'Tahoma', 'Segoe UI', Geneva, sans-serif;
  color: var(--ink);
  background: radial-gradient(
    circle at 10% 10%,
    var(--bg-start) 0%,
    var(--bg-mid) 45%,
    var(--bg-end) 100%
  );
}

#desktop {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  isolation: isolate;
}

#desktop::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 36px 36px;
}

#desktop::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 80% 20%, rgba(var(--bg-glow-1-rgb), 0.22), transparent 42%),
    radial-gradient(circle at 25% 70%, rgba(var(--bg-glow-2-rgb), 0.15), transparent 38%);
}

.top-bar {
  height: 52px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding: 8px 14px;
  color: #fff;
  background: linear-gradient(180deg, #2550ac, #2f6ad8);
  border-bottom: 2px solid #153674;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.brand {
  font-family: 'Comic Sans MS', 'Comic Sans', cursive;
  font-size: 14px;
  letter-spacing: 0.2px;
  white-space: nowrap;
}

.hud {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.hud-item {
  font-size: 12px;
  color: #ffffff;
  padding: 4px 8px;
  background: rgba(5, 20, 55, 0.33);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 2px;
}

.hud-item span {
  color: #ffffff;
  font-family: 'Consolas', 'Courier New', monospace;
  font-weight: 700;
  margin-left: 4px;
  font-variant-numeric: tabular-nums;
}

#playfield {
  position: absolute;
  inset: 52px 0 0;
  overflow: hidden;
}

.court {
  --court-accent: #ff6b6b;
  --court-accent-rgb: 255, 107, 107;
  position: relative;
  width: min(980px, 100%);
  border: 2px solid rgba(236, 250, 255, 0.65);
  border-radius: 12px;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 16%, rgba(var(--court-accent-rgb), 0.24), transparent 58%),
    linear-gradient(180deg, #0f6d4f 0%, #0e6149 42%, #0a543f 100%);
  box-shadow:
    inset 0 0 0 2px rgba(255, 255, 255, 0.15),
    0 24px 48px rgba(8, 16, 30, 0.45);
  transition: filter 120ms linear, background 170ms ease;
}

.court[data-pulse="beat"] {
  filter: brightness(1.16) saturate(1.15);
}

.court[data-pulse="offbeat"] {
  filter: brightness(1.08) saturate(1.08);
}

.court[data-pulse="groove"] {
  filter: brightness(1.04) saturate(1.04);
}

.court-markings {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.court-markings::before,
.court-markings::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  border-top: 2px solid rgba(238, 249, 255, 0.8);
}

.court-markings::before {
  top: 20%;
}

.court-markings::after {
  top: 50%;
}

.lane-grid {
  position: absolute;
  inset: 16px 18px 18px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 9px;
}

.court-lane {
  --lane-color: #fff;
  --lane-color-rgb: 255, 255, 255;
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 10px;
  overflow: hidden;
  background:
    linear-gradient(
      180deg,
      rgba(var(--lane-color-rgb), 0.16) 0%,
      rgba(10, 25, 40, 0.02) 58%,
      rgba(var(--lane-color-rgb), 0.08) 100%
    );
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.08),
    inset 0 -26px 36px rgba(0, 0, 0, 0.1);
}

.court-lane.input-hit {
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.14),
    0 0 0 2px rgba(var(--lane-color-rgb), 0.52),
    0 0 20px rgba(var(--lane-color-rgb), 0.52);
}

.court-lane.input-miss {
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.08),
    0 0 0 2px rgba(242, 101, 101, 0.42),
    0 0 14px rgba(242, 101, 101, 0.35);
}

.lane-label {
  position: absolute;
  left: 50%;
  bottom: 9px;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 11px;
  color: #e4f7ff;
  background: rgba(7, 18, 34, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.34);
}

.lane-key {
  font-family: inherit;
  font-size: 10px;
  font-weight: 700;
  min-width: 16px;
  text-align: center;
  border-radius: 3px;
  padding: 1px 3px;
  border: 1px solid rgba(255, 255, 255, 0.38);
  background: rgba(255, 255, 255, 0.12);
}

.lane-color {
  font-weight: 700;
}

.hit-line {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 52px;
  height: 4px;
  border-radius: 2px;
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.25),
    rgba(var(--court-accent-rgb), 0.95),
    rgba(255, 255, 255, 0.25)
  );
  box-shadow: 0 0 18px rgba(var(--court-accent-rgb), 0.62);
}

.rhythm-ball {
  --ball-color: #ffffff;
  --ball-rgb: 255, 255, 255;
  --travel-ms: 980ms;
  position: absolute;
  left: 50%;
  top: 10%;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: radial-gradient(
    circle at 30% 30%,
    #ffffff 0%,
    #ffffff 14%,
    rgba(255, 255, 255, 0.2) 28%,
    var(--ball-color) 75%
  );
  border: 2px solid rgba(255, 255, 255, 0.45);
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.3),
    0 0 20px rgba(var(--ball-rgb), 0.65);
  transform: translate(-50%, -50%) scale(0.82);
  opacity: 0.14;
  transition:
    top var(--travel-ms) linear,
    transform var(--travel-ms) linear,
    opacity 130ms linear;
}

.rhythm-ball.active {
  top: calc(100% - 52px);
  transform: translate(-50%, -50%) scale(1);
  opacity: 0.97;
}

.rhythm-ball.hit {
  animation: ball-hit 220ms ease forwards;
}

.rhythm-ball.hit.hit-perfect {
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.3),
    0 0 28px rgba(255, 232, 130, 0.95);
}

.rhythm-ball.hit.hit-great {
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.3),
    0 0 24px rgba(140, 255, 183, 0.8);
}

.rhythm-ball.miss {
  animation: ball-miss 240ms linear forwards;
}

.popup {
  position: absolute;
  height: 160px;
  min-width: 220px;
  max-width: 320px;
  font-family: 'Tahoma', 'Segoe UI', sans-serif;
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #666;
  border-bottom: 2px solid #666;
  background: var(--chrome-gray-1);
  box-shadow: 2px 2px 0 rgba(0, 0, 0, 0.45);
  opacity: 0;
  transform: scale(0.7) translateY(24px);
  filter: blur(4px);
  transition: transform 280ms var(--spring-pop), opacity 200ms ease, filter 280ms var(--spring-pop);
}

.popup.active {
  opacity: 1;
  transform: scale(1) translateY(0);
  filter: blur(0);
}

.title-bar {
  height: 30px;
  padding: 4px 6px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #fff;
  font-family: 'Tahoma', 'Segoe UI', sans-serif;
  font-size: 12px;
  background: linear-gradient(90deg, var(--chrome-blue-1), var(--chrome-blue-2));
  border-bottom: 1px solid #123679;
  user-select: none;
}

.window-title {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  padding-right: 6px;
}

.close-hitbox {
  appearance: none;
  -webkit-appearance: none;
  width: 36px;
  height: 36px;
  padding: 6px;
  margin: -6px -6px -6px 4px;
  border: 0;
  background: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border-radius: 2px;
}

.close-hitbox:focus-visible {
  outline: 1px dotted #fff;
  outline-offset: 1px;
}

.close-btn {
  width: 19px;
  height: 19px;
  border: 1px solid #4c4c4c;
  border-radius: 1px;
  background: linear-gradient(180deg, #fffbff, #d9d9d9);
  color: #111;
  font-weight: 700;
  font-size: 12px;
  line-height: 1;
  cursor: pointer;
  padding: 0;
  pointer-events: none;
}

.close-hitbox:active .close-btn {
  transform: translateY(1px);
}

.popup-body {
  position: relative;
  height: calc(100% - 30px);
  padding: 12px 12px 8px;
  color: #1d1d1d;
  background: var(--chrome-gray-0);
  border-top: 1px solid #fff;
  overflow: hidden;
}

.popup-body p {
  margin: 0 0 8px;
  font-size: 14px;
  line-height: 1.3;
}

.popup-body small {
  font-size: 11px;
  color: #1a1a1a;
}

.approach-ring {
  position: absolute;
  left: calc(100% - 15px);
  top: 15px;
  width: 20px;
  height: 20px;
  border: 2px solid rgb(var(--ring-rgb));
  border-radius: 50%;
  box-shadow:
    0 0 0 3px rgba(var(--ring-rgb), 0.25),
    0 0 16px rgba(var(--ring-rgb), 0.55);
  transform: translate(-50%, -50%) scale(6.4);
  opacity: 0;
  pointer-events: none;
}

.popup.active .approach-ring {
  animation: approach var(--beat-duration, 560ms) linear forwards;
}

.popup.hit {
  border-right-color: #2d7f4e;
  border-bottom-color: #2d7f4e;
  box-shadow: 0 0 0 2px rgba(69, 227, 136, 0.5), 2px 2px 0 rgba(0, 0, 0, 0.35);
  animation: hit-fade 240ms linear forwards;
}

.popup.hit.hit-perfect {
  border-right-color: #8f7912;
  border-bottom-color: #8f7912;
  box-shadow: 0 0 0 2px rgba(255, 226, 95, 0.85), 0 0 20px rgba(255, 214, 70, 0.68);
}

.popup.hit.hit-great {
  border-right-color: #2d7f4e;
  border-bottom-color: #2d7f4e;
  box-shadow: 0 0 0 2px rgba(116, 241, 169, 0.64), 0 0 14px rgba(77, 198, 136, 0.48);
}

.popup.hit.hit-good {
  box-shadow: 0 0 0 2px rgba(69, 227, 136, 0.45), 2px 2px 0 rgba(0, 0, 0, 0.35);
}

.popup.miss {
  border-right-color: #8b3030;
  border-bottom-color: #8b3030;
  animation: miss-shake 220ms linear, miss-fade 280ms linear forwards;
}

.overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(16, 21, 33, 0.55);
  backdrop-filter: blur(2px);
  opacity: 1;
  visibility: visible;
  transition: opacity 200ms ease, visibility 0ms 0ms;
}

.overlay.hidden {
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  transition: opacity 200ms ease, visibility 0ms 200ms;
}

.dialog {
  width: min(580px, 100%);
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #5f5f5f;
  border-bottom: 2px solid #5f5f5f;
  background: #ededed;
  padding: 32px 28px;
  box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.35);
  transform: scale(0.96) translateY(12px);
  filter: blur(4px);
  transition: transform 320ms var(--spring-pop), filter 320ms var(--spring-pop);
}

.overlay:not(.hidden) .dialog {
  transform: scale(1) translateY(0);
  filter: blur(0);
}

.dialog-wide {
  width: min(900px, 100%);
}

.dialog h1,
.dialog h2 {
  margin: 0 0 10px;
  font-weight: 700;
}

.dialog h3 {
  margin: 0 0 8px;
  font-size: 14px;
}

.dialog p {
  margin: 0 0 12px;
  line-height: 1.4;
}

.dialog ul {
  margin: 0 0 14px;
  padding-left: 18px;
  font-size: 14px;
}

.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 10px;
}

.controls-tight {
  margin-bottom: 0;
  margin-top: 8px;
}

.controls label {
  font-size: 13px;
  color: #111111;
}

.leaderboard-layout {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 10px;
  margin-top: 12px;
}

.progression-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 10px;
  margin-top: 10px;
}

.panel {
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #767676;
  border-bottom: 2px solid #767676;
  background: #f7f7f7;
  padding: 10px;
}

.score-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.score-table th,
.score-table td {
  border: 1px solid #9a9a9a;
  padding: 4px 6px;
  text-align: left;
  font-variant-numeric: tabular-nums;
}

.score-table th {
  background: #d7d7d7;
}

.empty-row {
  color: #1a1a1a;
  font-style: italic;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
}

.stat-card {
  border: 1px solid #aeaeae;
  background: #ececec;
  padding: 6px;
}

.stat-label {
  display: block;
  font-size: 11px;
  color: #2a2a2a;
}

.stat-value {
  display: block;
  margin-top: 2px;
  font-family: 'Consolas', 'Courier New', monospace;
  font-size: 13px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: #131313;
}

.result-rank {
  margin-top: -6px;
  font-size: 13px;
  font-weight: 700;
  color: #1e4f98;
}

.result-progress {
  margin-top: -8px;
  font-size: 12px;
  color: #284460;
  font-weight: 700;
}

.result-recap {
  margin-top: 10px;
  border-color: #5e5e5e;
  background:
    linear-gradient(180deg, #f5f5f5, #e9e9e9),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.09) 0 2px, rgba(0, 0, 0, 0.03) 2px 4px);
}

.reward-strip {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 10px;
}

.reward-pill {
  border: 1px solid #909090;
  background: linear-gradient(180deg, #fefefe, #dedede);
  padding: 8px;
}

.reward-pill span {
  display: block;
  font-size: 11px;
  color: #2a2a2a;
}

.reward-pill strong {
  display: block;
  margin-top: 3px;
  font-size: 16px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  color: #112748;
}

.meter-block {
  margin-top: 8px;
}

.meter-head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 4px;
  color: #223f67;
}

.meter-head span {
  font-variant-numeric: tabular-nums;
}

.xp-track-large {
  height: 16px;
}

.unlock-banner {
  margin-top: 10px;
  margin-bottom: 0;
  padding: 6px 8px;
  border: 1px solid #7a5a03;
  color: #4e3800;
  background: linear-gradient(180deg, #ffef9e, #f7cf5a);
  font-size: 12px;
  font-weight: 700;
  text-align: center;
  box-shadow: 0 0 0 1px rgba(255, 228, 136, 0.55);
}

.unlock-banner.hidden {
  display: none;
}

.result-recap.celebrate .reward-pill strong {
  animation: reward-pop 540ms ease;
}

.result-recap.celebrate .xp-fill {
  box-shadow: 0 0 12px rgba(141, 231, 255, 0.8);
}

.xp-headline {
  font-size: 13px;
  margin-bottom: 8px;
}

.xp-headline span {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.xp-track {
  height: 14px;
  border: 1px solid #7c7c7c;
  background: #dcdcdc;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.6);
  overflow: hidden;
}

.xp-fill {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, #5f97ff, #8de7ff);
  transition: width 400ms var(--spring-settle);
}

.xp-meta {
  margin-top: 6px;
  font-size: 12px;
  color: #1a1a2a;
}

.battlepass-list {
  display: grid;
  gap: 6px;
  max-height: 260px;
  overflow: auto;
  padding-right: 4px;
}

.battle-tier {
  border: 1px solid #8e8e8e;
  background: #e4e4e4;
  padding: 6px;
  font-size: 12px;
}

.battle-tier strong {
  font-size: 12px;
}

.battle-tier.unlocked {
  border-color: #3f7f53;
  background: #d8f0df;
}

.battle-tier.locked {
  border-color: #8a8a8a;
  background: #ececec;
  color: #4a4a4a;
}

.battle-tier.active-tier {
  border-color: #315a98;
  box-shadow: 0 0 0 1px rgba(49, 90, 152, 0.35);
}

input[type="range"] {
  width: 180px;
}

select {
  font-family: inherit;
  font-size: 13px;
  padding: 4px 6px;
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #666;
  border-bottom: 2px solid #666;
  background: linear-gradient(180deg, #fefefe, #d8d8d8);
  color: #151515;
}

.tag-input {
  width: 52px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-align: center;
  padding: 4px 6px;
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #666;
  border-bottom: 2px solid #666;
  background: linear-gradient(180deg, #fefefe, #d8d8d8);
  color: #151515;
}

button {
  font-family: inherit;
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  border-right: 2px solid #666;
  border-bottom: 2px solid #666;
  background: linear-gradient(180deg, #fefefe, #d8d8d8);
  color: #161616;
  font-size: 13px;
  font-weight: 700;
  padding: 8px 12px;
  cursor: pointer;
}

button:disabled {
  opacity: 0.65;
  cursor: default;
}

button:active {
  border-top-color: #666;
  border-left-color: #666;
  border-right-color: #fff;
  border-bottom-color: #fff;
}

.mini-btn {
  padding: 3px 8px;
  font-size: 11px;
  min-width: 58px;
}

.tip {
  font-size: 12px;
  color: #1a1a1a;
  margin-bottom: 0;
}

.judgement {
  position: fixed;
  transform: translate(-50%, -50%);
  padding: 6px 12px;
  font-size: 16px;
  font-weight: 700;
  border-radius: 2px;
  z-index: 50;
  pointer-events: none;
  animation: judgement-float 800ms ease forwards;
  box-shadow: 0 2px 0 rgba(0, 0, 0, 0.25);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.judgement.perfect {
  color: #4d3800;
  background: linear-gradient(180deg, #fff4b0, #ffd86d);
  border: 1px solid #a58110;
  font-size: 24px;
  letter-spacing: 0.12em;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  box-shadow: 0 0 0 3px rgba(255, 225, 120, 0.85), 0 8px 24px rgba(0, 0, 0, 0.4);
  animation: perfect-float 920ms cubic-bezier(0.18, 0.8, 0.25, 1) forwards;
}

.judgement.perfect::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 4px;
  background: radial-gradient(circle, rgba(255, 225, 120, 0.6), transparent 70%);
  animation: perfect-burst 400ms ease-out forwards;
  pointer-events: none;
}

.judgement.great {
  color: #0f361b;
  background: #9ff2c2;
  border: 1px solid #2d7f4e;
  font-size: 18px;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
}

.judgement.good {
  color: #0f361b;
  background: #c9f4d8;
  border: 1px solid #4f976a;
}

.judgement.miss {
  color: #430909;
  background: #f7a4a4;
  border: 1px solid #8b3030;
  font-size: 18px;
  animation: miss-badge-shake 200ms ease, judgement-float 800ms ease forwards;
}

@keyframes miss-badge-shake {
  0%, 100% { transform: translate(-50%, -50%) rotate(0); }
  25% { transform: translate(-50%, -50%) rotate(-3deg); }
  75% { transform: translate(-50%, -50%) rotate(3deg); }
}

.toast {
  position: absolute;
  top: 60px;
  left: 50%;
  transform: translateX(-50%);
  min-width: 220px;
  max-width: 90%;
  padding: 8px 12px;
  font-size: 12px;
  text-align: center;
  color: #fff;
  background: rgba(0, 0, 0, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(8px);
  opacity: 0;
  transition: opacity 180ms ease;
}

.toast.show {
  opacity: 1;
}

@keyframes approach {
  0% {
    transform: translate(-50%, -50%) scale(6.4);
    opacity: 0.08;
  }

  15% {
    opacity: 0.85;
  }

  70% {
    transform: translate(-50%, -50%) scale(2.2);
    opacity: 0.9;
  }

  100% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.95;
  }
}

@keyframes hit-fade {
  0% {
    filter: brightness(1.15);
  }

  100% {
    opacity: 0;
  }
}

@keyframes miss-fade {
  0% {
    opacity: 1;
  }

  100% {
    opacity: 0;
  }
}

@keyframes miss-shake {
  0% {
    transform: translateX(0);
  }

  20% {
    transform: translateX(-5px);
  }

  40% {
    transform: translateX(5px);
  }

  60% {
    transform: translateX(-4px);
  }

  80% {
    transform: translateX(4px);
  }

  100% {
    transform: translateX(0);
  }
}

@keyframes ball-hit {
  0% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.08);
  }

  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(1.38);
  }
}

@keyframes ball-miss {
  0% {
    opacity: 0.95;
    transform: translate(-50%, -50%) scale(1);
  }

  100% {
    opacity: 0;
    transform: translate(-50%, -35%) scale(0.78);
    filter: grayscale(0.35);
  }
}

@keyframes judgement-float {
  0% {
    opacity: 0;
    transform: translate(-50%, -36%) scale(0.7);
  }

  15% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.15);
  }

  30% {
    transform: translate(-50%, -58%) scale(1);
  }

  100% {
    opacity: 0;
    transform: translate(-50%, -94%) scale(1);
  }
}

@keyframes perfect-float {
  0% {
    opacity: 0;
    transform: translate(-50%, -35%) scale(0.5);
  }

  25% {
    opacity: 1;
    transform: translate(-50%, -54%) scale(1.25);
  }

  40% {
    transform: translate(-50%, -62%) scale(1);
  }

  100% {
    opacity: 0;
    transform: translate(-50%, -102%) scale(1);
  }
}

@keyframes perfect-burst {
  0% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.6;
  }
  100% {
    transform: translate(-50%, -50%) scale(2.5);
    opacity: 0;
  }
}

@keyframes reward-pop {
  0% {
    transform: scale(0.86);
    filter: brightness(1.25);
  }

  55% {
    transform: scale(1.08);
  }

  100% {
    transform: scale(1);
    filter: brightness(1);
  }
}

@media (max-width: 700px) {
  .top-bar {
    height: auto;
    padding: 8px 10px;
    flex-direction: column;
    align-items: flex-start;
  }

  .brand {
    font-size: 12px;
  }

  .hud {
    width: 100%;
    justify-content: flex-start;
  }

  #playfield {
    inset: 88px 0 0;
    padding: 10px 8px 14px;
  }

  .court {
    border-radius: 10px;
  }

  .lane-grid {
    inset: 10px 8px 12px;
    gap: 6px;
  }

  .lane-label {
    font-size: 10px;
    bottom: 7px;
    padding: 2px 6px;
  }

  .hit-line {
    left: 8px;
    right: 8px;
    bottom: 44px;
  }

  .rhythm-ball {
    width: 24px;
    height: 24px;
  }

  .rhythm-ball.active {
    top: calc(100% - 44px);
  }

  .controls {
    align-items: flex-start;
    flex-direction: column;
  }

  .leaderboard-layout {
    grid-template-columns: 1fr;
  }

  .progression-layout {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .reward-strip {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ── Share on X button ── */
.share-x-btn {
  background: linear-gradient(180deg, #1a1a1a, #000);
  color: #fff;
  border-top: 2px solid #444;
  border-left: 2px solid #444;
  border-right: 2px solid #000;
  border-bottom: 2px solid #000;
  display: inline-flex;
  align-items: center;
}

.share-x-btn:active {
  border-top-color: #000;
  border-left-color: #000;
  border-right-color: #444;
  border-bottom-color: #444;
}