/* =====================================================================
   Skypip — interface styles
   All UI sizes are expressed in "logical units" (--u = CSS px per game
   unit) so the interface scales in lock-step with the game canvas.
   ===================================================================== */

:root {
  --ink: #10394a;
  --ink-soft: rgba(16, 57, 74, 0.55);
  --cream: #fffaf0;
  --cream-2: #ffe9c8;
  --sun-1: #ffdb6a;
  --sun-2: #ffad2f;
  --sun-3: #e5891a;
  --teal-1: #5fe3d2;
  --teal-2: #21b0a3;
  --teal-3: #148a82;
  --coral: #ff7a59;
  --font-display: 'Lilita One', 'Arial Rounded MT Bold', 'Trebuchet MS', system-ui, sans-serif;
  --font-body: 'Nunito', 'Trebuchet MS', system-ui, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  height: 100%;
  overflow: hidden;
  overscroll-behavior: none;
  background: #0b1238;
}

body {
  font-family: var(--font-body);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
  -webkit-tap-highlight-color: transparent;
  touch-action: none;
}

#app {
  position: fixed;
  inset: 0;
  overflow: hidden;
  background: #3fa9e8;
}

#game,
#fx {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}

#game {
  touch-action: none;
  cursor: pointer;
}

#fx {
  pointer-events: none;
  z-index: 5;
}

#vignette {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: radial-gradient(130% 95% at 50% 42%, transparent 58%, rgba(8, 18, 40, 0.26) 100%);
}

#ui {
  --u: 1px;
  --gy: 616px;
  --bird-x: 120px;
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
}

#curtain {
  position: absolute;
  inset: 0;
  z-index: 10;
  background: #0b1a2e;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.24s ease;
}

#curtain.on {
  opacity: 1;
  pointer-events: auto;
}

.noscript {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: #fff;
  font: 900 20px var(--font-body);
}

/* --------------------------------------------------------------- outline
   Chunky cartoon outline built from stacked text-shadows (works in every
   browser, unlike paint-order on HTML text). Thickness = --o.            */
.title,
.score,
.logo-word,
.count-num,
.btn,
.ribbon,
.stat-value,
.toast {
  --oc: var(--ink);
  text-shadow:
    var(--o) 0 0 var(--oc),
    calc(-1 * var(--o)) 0 0 var(--oc),
    0 var(--o) 0 var(--oc),
    0 calc(-1 * var(--o)) 0 var(--oc),
    calc(0.7 * var(--o)) calc(0.7 * var(--o)) 0 var(--oc),
    calc(-0.7 * var(--o)) calc(0.7 * var(--o)) 0 var(--oc),
    calc(0.7 * var(--o)) calc(-0.7 * var(--o)) 0 var(--oc),
    calc(-0.7 * var(--o)) calc(-0.7 * var(--o)) 0 var(--oc),
    0 calc(2.3 * var(--o)) 0 var(--oc),
    0 calc(3.4 * var(--o)) calc(3 * var(--o)) rgba(0, 0, 0, 0.22);
}

/* --------------------------------------------------------------- screens */
.screen {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.28s ease, visibility 0s linear 0.28s;
}

.screen.active {
  opacity: 1;
  visibility: visible;
  transition: opacity 0.28s ease;
}

.screen.active button,
.screen.active input,
.screen.active .panel {
  pointer-events: auto;
}

.modal {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(40 * var(--u)) 16px 16px;
}

.modal::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(9, 22, 44, 0.5);
}

@supports ((-webkit-backdrop-filter: blur(1px)) or (backdrop-filter: blur(1px))) {
  .modal::before {
    -webkit-backdrop-filter: blur(3px);
    backdrop-filter: blur(3px);
    background: rgba(9, 22, 44, 0.42);
  }
}

.modal.active {
  pointer-events: auto;
}

.screen-settings {
  z-index: 4;
}

.modal .panel {
  position: relative;
}

.modal.active .panel {
  animation: panelIn 0.5s cubic-bezier(0.2, 1.25, 0.35, 1) both;
}

/* --------------------------------------------------------------- HUD */
.hud {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.hud.visible {
  opacity: 1;
}

.score {
  --o: calc(3.4 * var(--u));
  position: absolute;
  left: 0;
  right: 0;
  top: calc(var(--gy) * 0.065 + env(safe-area-inset-top, 0px));
  text-align: center;
  font-family: var(--font-display);
  font-size: calc(78 * var(--u));
  line-height: 1;
  color: #fff;
  letter-spacing: calc(1 * var(--u));
  font-variant-numeric: tabular-nums;
  transform-origin: 50% 55%;
}

.hud-pause {
  position: absolute;
  top: calc(14 * var(--u) + env(safe-area-inset-top, 0px));
  right: calc(14 * var(--u) + env(safe-area-inset-right, 0px));
  opacity: 0;
  transform: scale(0.6);
  transition: opacity 0.2s ease, transform 0.25s cubic-bezier(0.3, 1.6, 0.5, 1);
}

.hud.can-pause .hud-pause {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}

.toast {
  --o: calc(1.8 * var(--u));
  position: absolute;
  left: 50%;
  top: calc(var(--gy) * 0.215 + env(safe-area-inset-top, 0px));
  padding: calc(7 * var(--u)) calc(20 * var(--u));
  border-radius: 999px;
  border: calc(3 * var(--u)) solid var(--ink);
  background: linear-gradient(180deg, #4fdccb, #1d9f95);
  box-shadow: 0 calc(4 * var(--u)) 0 var(--ink), 0 calc(10 * var(--u)) calc(18 * var(--u)) rgba(0, 0, 0, 0.2);
  font-family: var(--font-display);
  font-size: calc(22 * var(--u));
  letter-spacing: calc(1 * var(--u));
  color: #fff;
  white-space: nowrap;
  opacity: 0;
  transform: translate(-50%, 0) scale(0.6);
}

.toast.show {
  animation: toast 2s cubic-bezier(0.2, 1.2, 0.3, 1) both;
}

.toast-bronze { background: linear-gradient(180deg, #f1b07a, #b9652d); }
.toast-silver { background: linear-gradient(180deg, #e9f0f6, #8e9caa); }
.toast-gold { background: linear-gradient(180deg, #ffe066, #e59d00); }
.toast-platinum { background: linear-gradient(180deg, #c9f6ff, #7a8cff); }
.toast-phase { background: linear-gradient(180deg, #8d7bff, #5a49c9); }

/* --------------------------------------------------------------- buttons */
.btn {
  --o: calc(2.2 * var(--u));
  --bh: calc(6 * var(--u));
  --b1: var(--sun-1);
  --b2: var(--sun-2);
  --b3: var(--sun-3);
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: calc(10 * var(--u));
  min-height: calc(60 * var(--u));
  padding: calc(10 * var(--u)) calc(28 * var(--u));
  border: calc(3.5 * var(--u)) solid var(--ink);
  border-radius: calc(20 * var(--u));
  background: linear-gradient(180deg, var(--b1) 0%, var(--b2) 100%);
  box-shadow:
    inset 0 calc(4 * var(--u)) 0 rgba(255, 255, 255, 0.5),
    inset 0 calc(-5 * var(--u)) 0 var(--b3),
    0 var(--bh) 0 var(--ink),
    0 calc(12 * var(--u)) calc(18 * var(--u)) rgba(0, 0, 0, 0.22);
  font-family: var(--font-display);
  font-size: calc(26 * var(--u));
  line-height: 1;
  letter-spacing: calc(1.5 * var(--u));
  color: #fff;
  cursor: pointer;
  overflow: hidden;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  touch-action: manipulation;
  transition: transform 0.12s ease, box-shadow 0.12s ease, filter 0.15s ease;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -70%;
  width: 45%;
  height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.6), transparent);
  transform: skewX(-20deg);
  pointer-events: none;
}

.btn svg {
  width: calc(26 * var(--u));
  height: calc(26 * var(--u));
  flex-shrink: 0;
  filter: drop-shadow(0 calc(2.5 * var(--u)) 0 var(--ink));
}

.btn > span {
  position: relative;
  top: calc(1 * var(--u));
}

@media (hover: hover) {
  .btn:hover {
    --bh: calc(8 * var(--u));
    transform: translateY(calc(-2 * var(--u)));
    filter: brightness(1.06);
  }

  .btn:hover::before {
    animation: shine 0.75s ease;
  }
}

.btn:active {
  --bh: calc(1 * var(--u));
  transform: translateY(calc(5 * var(--u)));
  filter: brightness(0.97);
  transition-duration: 0.05s;
}

.btn:focus-visible,
.icon-btn:focus-visible,
.switch:focus-visible {
  outline: calc(3 * var(--u)) solid #fff;
  outline-offset: calc(3 * var(--u));
}

.btn-secondary {
  --b1: var(--teal-1);
  --b2: var(--teal-2);
  --b3: var(--teal-3);
}

.btn-ghost {
  --b1: #fffaf0;
  --b2: #ffeacc;
  --b3: #efd2a6;
  color: var(--ink);
  text-shadow: none;
  font-size: calc(22 * var(--u));
}

.btn-ghost svg {
  filter: none;
  width: calc(22 * var(--u));
  height: calc(22 * var(--u));
}

.btn-block {
  width: 100%;
}

.btn-square {
  width: calc(64 * var(--u));
  padding: 0;
  flex-shrink: 0;
}

.btn-square svg {
  width: calc(30 * var(--u));
  height: calc(30 * var(--u));
}

.icon-btn {
  display: grid;
  place-items: center;
  width: calc(56 * var(--u));
  height: calc(56 * var(--u));
  border-radius: 50%;
  border: calc(3.5 * var(--u)) solid var(--ink);
  background: linear-gradient(180deg, #fffaf0, #ffe6bf);
  color: var(--ink);
  box-shadow:
    inset 0 calc(3 * var(--u)) 0 rgba(255, 255, 255, 0.85),
    inset 0 calc(-4 * var(--u)) 0 #eccb98,
    0 calc(5 * var(--u)) 0 var(--ink),
    0 calc(9 * var(--u)) calc(14 * var(--u)) rgba(0, 0, 0, 0.2);
  cursor: pointer;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  touch-action: manipulation;
  transition: transform 0.12s ease, box-shadow 0.12s ease, color 0.2s ease;
}

.icon-btn svg {
  width: calc(28 * var(--u));
  height: calc(28 * var(--u));
}

@media (hover: hover) {
  .icon-btn:hover {
    transform: translateY(calc(-2 * var(--u))) rotate(-4deg);
  }
}

.icon-btn:active {
  transform: translateY(calc(4 * var(--u)));
  box-shadow:
    inset 0 calc(3 * var(--u)) 0 rgba(255, 255, 255, 0.85),
    inset 0 calc(-4 * var(--u)) 0 #eccb98,
    0 calc(1 * var(--u)) 0 var(--ink);
  transition-duration: 0.05s;
}

.icon-btn.is-off {
  color: #d0503f;
}

/* --------------------------------------------------------------- panels */
.panel {
  background: linear-gradient(180deg, #fffaf0 0%, #ffefd4 100%);
  border: calc(3.5 * var(--u)) solid var(--ink);
  border-radius: calc(24 * var(--u));
  box-shadow:
    inset 0 calc(4 * var(--u)) 0 rgba(255, 255, 255, 0.9),
    inset 0 calc(-6 * var(--u)) 0 rgba(233, 196, 140, 0.55),
    0 calc(7 * var(--u)) 0 var(--ink),
    0 calc(20 * var(--u)) calc(36 * var(--u)) rgba(0, 0, 0, 0.28);
}

.menu-panel {
  width: min(calc(330 * var(--u)), 100%);
  padding: calc(44 * var(--u)) calc(22 * var(--u)) calc(22 * var(--u));
  display: flex;
  flex-direction: column;
  gap: calc(14 * var(--u));
}

.ribbon {
  --o: calc(2.2 * var(--u));
  position: absolute;
  top: calc(-28 * var(--u));
  left: 50%;
  transform: translateX(-50%) rotate(-2deg);
  padding: calc(9 * var(--u)) calc(30 * var(--u));
  border: calc(3.5 * var(--u)) solid var(--ink);
  border-radius: calc(14 * var(--u));
  background: linear-gradient(180deg, #ff9474, #ec5a45);
  box-shadow: inset 0 calc(3 * var(--u)) 0 rgba(255, 255, 255, 0.4), 0 calc(5 * var(--u)) 0 var(--ink);
  font-family: var(--font-display);
  font-weight: 400;
  font-size: calc(28 * var(--u));
  letter-spacing: calc(2 * var(--u));
  color: #fff;
  white-space: nowrap;
}

.settings-group {
  display: flex;
  flex-direction: column;
  padding: calc(4 * var(--u)) calc(14 * var(--u));
  border-radius: calc(16 * var(--u));
  background: rgba(16, 57, 74, 0.06);
}

.setting-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: calc(12 * var(--u));
  min-height: calc(48 * var(--u));
}

.setting-row + .setting-row {
  border-top: calc(2 * var(--u)) dashed rgba(16, 57, 74, 0.13);
}

.setting-label {
  display: flex;
  align-items: center;
  gap: calc(10 * var(--u));
  font-weight: 900;
  font-size: calc(17 * var(--u));
  color: var(--ink);
  white-space: nowrap;
}

.setting-label svg {
  width: calc(22 * var(--u));
  height: calc(22 * var(--u));
  color: var(--teal-2);
}

.switch {
  position: relative;
  flex-shrink: 0;
  width: calc(58 * var(--u));
  height: calc(32 * var(--u));
  border-radius: 999px;
  border: calc(3 * var(--u)) solid var(--ink);
  background: #d3dbde;
  box-shadow: inset 0 calc(3 * var(--u)) 0 rgba(0, 0, 0, 0.12);
  cursor: pointer;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  touch-action: manipulation;
  transition: background 0.2s ease;
}

.switch .knob {
  position: absolute;
  top: calc(2 * var(--u));
  left: calc(2 * var(--u));
  width: calc(22 * var(--u));
  height: calc(22 * var(--u));
  border-radius: 50%;
  border: calc(2.5 * var(--u)) solid var(--ink);
  background: #fff;
  box-shadow: 0 calc(2 * var(--u)) 0 rgba(0, 0, 0, 0.2);
  transition: transform 0.28s cubic-bezier(0.3, 1.6, 0.5, 1);
}

.switch[aria-checked='true'] {
  background: linear-gradient(180deg, var(--teal-1), var(--teal-2));
}

.switch[aria-checked='true'] .knob {
  transform: translateX(calc(26 * var(--u)));
}

.slider {
  --val: 80%;
  width: 48%;
  height: calc(16 * var(--u));
  border-radius: 999px;
  border: calc(2.5 * var(--u)) solid var(--ink);
  background: linear-gradient(90deg, var(--teal-2) 0 var(--val), #d3dbde var(--val) 100%);
  outline: none;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
  touch-action: none;
}

.slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: calc(28 * var(--u));
  height: calc(28 * var(--u));
  border-radius: 50%;
  border: calc(3 * var(--u)) solid var(--ink);
  background: linear-gradient(180deg, var(--sun-1), var(--sun-2));
  box-shadow: 0 calc(2 * var(--u)) 0 var(--ink);
}

.slider::-moz-range-thumb {
  width: calc(22 * var(--u));
  height: calc(22 * var(--u));
  border-radius: 50%;
  border: calc(3 * var(--u)) solid var(--ink);
  background: linear-gradient(180deg, var(--sun-1), var(--sun-2));
  box-shadow: 0 calc(2 * var(--u)) 0 var(--ink);
}

.slider:focus-visible {
  outline: calc(3 * var(--u)) solid #fff;
  outline-offset: calc(3 * var(--u));
}

/* --------------------------------------------------------------- titles */
.title {
  --o: calc(3.2 * var(--u));
  font-family: var(--font-display);
  font-weight: 400;
  font-size: calc(54 * var(--u));
  line-height: 1;
  letter-spacing: calc(2 * var(--u));
  text-align: center;
  color: #fff;
  white-space: nowrap;
}

/* --------------------------------------------------------------- menu */
.logo {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(var(--gy) * 0.1 + env(safe-area-inset-top, 0px));
  text-align: center;
}

.logo-word {
  --o: calc(4 * var(--u));
  font-family: var(--font-display);
  font-size: calc(86 * var(--u));
  line-height: 1;
  letter-spacing: calc(2 * var(--u));
  color: #fff;
  white-space: nowrap;
}

.logo-word span {
  display: inline-block;
  animation: letterBob 2.6s ease-in-out infinite;
  animation-delay: calc(var(--i) * -0.2s);
}

.logo-word .alt {
  color: var(--sun-1);
}

.logo-tag {
  display: inline-block;
  margin-top: calc(16 * var(--u));
  padding: calc(5 * var(--u)) calc(14 * var(--u)) calc(4 * var(--u));
  border-radius: 999px;
  background: rgba(16, 57, 74, 0.38);
  font-weight: 900;
  font-size: calc(14 * var(--u));
  letter-spacing: calc(3.5 * var(--u));
  text-transform: uppercase;
  color: #fff;
  text-shadow: 0 calc(2 * var(--u)) 0 rgba(16, 57, 74, 0.55), 0 0 calc(10 * var(--u)) rgba(16, 57, 74, 0.25);
}

.screen-menu.active .logo {
  animation: logoIn 0.9s cubic-bezier(0.2, 1.3, 0.35, 1) both;
}

.menu-bottom {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(var(--gy) * 0.6);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: calc(16 * var(--u));
}

.screen-menu.active .menu-bottom > * {
  animation: fadeUp 0.55s cubic-bezier(0.2, 1.2, 0.35, 1) both;
}

.screen-menu.active .menu-bottom > :nth-child(1) { animation-delay: 0.15s; }
.screen-menu.active .menu-bottom > :nth-child(2) { animation-delay: 0.25s; }
.screen-menu.active .menu-bottom > :nth-child(3) { animation-delay: 0.35s; }

.best-pill {
  display: inline-flex;
  align-items: center;
  gap: calc(8 * var(--u));
  padding: calc(6 * var(--u)) calc(18 * var(--u)) calc(6 * var(--u)) calc(12 * var(--u));
  border-radius: 999px;
  border: calc(2.5 * var(--u)) solid rgba(255, 255, 255, 0.8);
  background: rgba(16, 57, 74, 0.5);
  font-family: var(--font-display);
  font-size: calc(18 * var(--u));
  letter-spacing: calc(1.5 * var(--u));
  color: #fff;
}

.best-pill svg {
  width: calc(22 * var(--u));
  height: calc(22 * var(--u));
  color: var(--sun-1);
}

.best-pill strong {
  font-weight: 400;
  font-size: calc(22 * var(--u));
  color: var(--sun-1);
}

.btn-play {
  min-width: calc(220 * var(--u));
  min-height: calc(72 * var(--u));
  font-size: calc(36 * var(--u));
  padding: calc(12 * var(--u)) calc(44 * var(--u));
  border-radius: calc(24 * var(--u));
}

.btn-play svg {
  width: calc(32 * var(--u));
  height: calc(32 * var(--u));
}

.screen-menu.active .btn-play {
  animation: fadeUp 0.55s 0.25s cubic-bezier(0.2, 1.2, 0.35, 1) both, breathe 2.2s 1s ease-in-out infinite;
}

.menu-row {
  display: flex;
  gap: calc(18 * var(--u));
}

.hint-keys {
  position: absolute;
  left: 0;
  right: 0;
  bottom: calc(36 * var(--u) + env(safe-area-inset-bottom, 0px));
  text-align: center;
  font-weight: 900;
  font-size: calc(13 * var(--u));
  letter-spacing: calc(0.5 * var(--u));
  color: #fff8ea;
  text-shadow: 0 calc(1.5 * var(--u)) 0 rgba(90, 50, 20, 0.6);
  opacity: 0.9;
}

/* --------------------------------------------------------------- ready */
.title-ready {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(var(--gy) * 0.215 + env(safe-area-inset-top, 0px));
  color: var(--sun-1);
}

.screen-ready.active .title-ready {
  animation: dropIn 0.6s cubic-bezier(0.2, 1.4, 0.35, 1) both;
}

.chevrons {
  position: absolute;
  left: var(--bird-x);
  top: calc(var(--gy) * 0.46 - 80 * var(--u));
  transform: translateX(-50%);
  filter:
    drop-shadow(calc(1.6 * var(--u)) 0 0 var(--ink))
    drop-shadow(calc(-1.6 * var(--u)) 0 0 var(--ink))
    drop-shadow(0 calc(1.6 * var(--u)) 0 var(--ink))
    drop-shadow(0 calc(-1.6 * var(--u)) 0 var(--ink));
}

.chevrons i {
  display: block;
  width: calc(16 * var(--u));
  height: calc(16 * var(--u));
  margin: calc(-4 * var(--u)) auto 0;
  border-left: calc(5 * var(--u)) solid #fff;
  border-top: calc(5 * var(--u)) solid #fff;
  border-radius: calc(2 * var(--u));
  transform: rotate(45deg);
  opacity: 0.35;
  animation: chev 1.2s ease-in-out infinite;
}

.chevrons i:nth-child(1) { animation-delay: 0.4s; }
.chevrons i:nth-child(2) { animation-delay: 0.2s; }
.chevrons i:nth-child(3) { animation-delay: 0s; }

.ready-hint {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(var(--gy) * 0.62);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: calc(16 * var(--u));
}

.screen-ready.active .ready-hint {
  animation: fadeUp 0.5s 0.15s ease both;
}

.ready-sub {
  font-weight: 900;
  font-size: calc(18 * var(--u));
  color: #fff;
  text-shadow: 0 calc(2 * var(--u)) 0 rgba(16, 57, 74, 0.7), 0 0 calc(12 * var(--u)) rgba(16, 57, 74, 0.3);
}

.keycap {
  padding: calc(9 * var(--u)) calc(36 * var(--u));
  border: calc(3 * var(--u)) solid var(--ink);
  border-radius: calc(12 * var(--u));
  background: linear-gradient(180deg, #fffaf0, #ffe2b5);
  box-shadow: inset 0 calc(-4 * var(--u)) 0 #eccb98, 0 calc(6 * var(--u)) 0 var(--ink);
  font-family: var(--font-display);
  font-size: calc(18 * var(--u));
  letter-spacing: calc(4 * var(--u));
  color: var(--ink);
  animation: keyPress 1.2s ease-in-out infinite;
}

.tap-icon {
  position: relative;
  width: calc(64 * var(--u));
  height: calc(64 * var(--u));
}

.tap-dot {
  position: absolute;
  inset: calc(20 * var(--u));
  border-radius: 50%;
  border: calc(3 * var(--u)) solid var(--ink);
  background: #fff;
  animation: tapDot 1.2s ease-in-out infinite;
}

.tap-ring {
  position: absolute;
  inset: calc(8 * var(--u));
  border-radius: 50%;
  border: calc(3 * var(--u)) solid #fff;
  opacity: 0;
  animation: ring 1.2s ease-out infinite;
}

.tap-ring.r2 {
  animation-delay: 0.25s;
}

.touch-only {
  display: none;
}

@media (hover: none) and (pointer: coarse) {
  .mouse-only { display: none !important; }
  .tap-icon.touch-only { display: block; }
  .ready-sub .touch-only { display: inline; }
}

/* --------------------------------------------------------------- countdown */
.screen-count {
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(9, 22, 44, 0.22);
}

.count-num {
  --o: calc(5 * var(--u));
  font-family: var(--font-display);
  font-size: calc(130 * var(--u));
  line-height: 1;
  color: #fff;
}

/* --------------------------------------------------------------- game over */
.screen-over {
  bottom: auto;
  height: var(--gy);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(24 * var(--u)) 16px 0;
}

.over-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: calc(20 * var(--u));
  width: min(calc(360 * var(--u)), 100%);
}

.title-over {
  color: var(--coral);
  font-size: calc(58 * var(--u));
}

.screen-over.active .title-over {
  animation: dropIn 0.6s cubic-bezier(0.2, 1.4, 0.35, 1) both;
}

.over-panel {
  width: 100%;
  padding: calc(16 * var(--u)) calc(22 * var(--u)) calc(14 * var(--u));
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas: 'medal stats' 'hint hint';
  column-gap: calc(16 * var(--u));
  row-gap: calc(8 * var(--u));
  align-items: center;
}

.screen-over.active .over-panel {
  animation: slideUp 0.6s 0.12s cubic-bezier(0.2, 1.25, 0.35, 1) both;
}

.screen-over.active .btn-row {
  animation: fadeUp 0.5s 0.32s cubic-bezier(0.2, 1.2, 0.35, 1) both;
}

.medal-slot {
  grid-area: medal;
  position: relative;
  width: calc(104 * var(--u));
  height: calc(128 * var(--u));
}

.medal-empty {
  position: absolute;
  left: 50%;
  top: 58%;
  width: calc(80 * var(--u));
  height: calc(80 * var(--u));
  transform: translate(-50%, -50%);
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: calc(3.5 * var(--u)) dashed rgba(16, 57, 74, 0.28);
  background: rgba(16, 57, 74, 0.05);
  font-family: var(--font-display);
  font-size: calc(36 * var(--u));
  color: rgba(16, 57, 74, 0.28);
  transition: opacity 0.2s ease;
}

.medal-slot.has-medal .medal-empty {
  opacity: 0;
}

.medal {
  position: absolute;
  inset: 0;
}

.medal-svg {
  display: block;
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 calc(4 * var(--u)) 0 rgba(16, 57, 74, 0.25));
}

.medal-slot.show .medal {
  animation: medalPop 0.8s cubic-bezier(0.2, 1.5, 0.35, 1) both, medalSwing 3s 0.8s ease-in-out infinite;
  transform-origin: 50% 0%;
}

.medal-rays {
  position: absolute;
  left: 50%;
  top: 64%;
  width: calc(170 * var(--u));
  height: calc(170 * var(--u));
  margin: calc(-85 * var(--u)) 0 0 calc(-85 * var(--u));
  border-radius: 50%;
  background: repeating-conic-gradient(from 0deg, rgba(255, 220, 110, 0.6) 0deg 9deg, transparent 9deg 30deg);
  -webkit-mask-image: radial-gradient(circle, #000 22%, transparent 68%);
  mask-image: radial-gradient(circle, #000 22%, transparent 68%);
  opacity: 0;
  scale: 0.4;
  pointer-events: none;
  transition: opacity 0.4s ease, scale 0.7s cubic-bezier(0.2, 1.4, 0.35, 1);
  animation: spin 10s linear infinite;
}

.tier-silver .medal-rays { background: repeating-conic-gradient(from 0deg, rgba(220, 235, 255, 0.7) 0deg 9deg, transparent 9deg 30deg); }
.tier-bronze .medal-rays { background: repeating-conic-gradient(from 0deg, rgba(255, 190, 130, 0.6) 0deg 9deg, transparent 9deg 30deg); }
.tier-platinum .medal-rays { background: repeating-conic-gradient(from 0deg, rgba(170, 240, 255, 0.75) 0deg 9deg, rgba(200, 170, 255, 0.35) 9deg 15deg, transparent 15deg 30deg); }

.medal-slot.show .medal-rays {
  opacity: 1;
  scale: 1;
}

.medal-name {
  position: absolute;
  left: 50%;
  bottom: calc(-10 * var(--u));
  transform: translateX(-50%);
  padding: calc(2 * var(--u)) calc(10 * var(--u));
  border-radius: 999px;
  border: calc(2.5 * var(--u)) solid var(--ink);
  background: #fff;
  font-family: var(--font-display);
  font-size: calc(13 * var(--u));
  letter-spacing: calc(1.5 * var(--u));
  text-transform: uppercase;
  color: var(--ink);
  white-space: nowrap;
  opacity: 0;
}

.medal-name:empty {
  display: none;
}

.medal-slot.show .medal-name {
  animation: fadeUp 0.4s 0.45s ease both;
}

.spark {
  position: absolute;
  width: calc(14 * var(--u));
  height: calc(14 * var(--u));
  background: #fff;
  clip-path: polygon(50% 0, 62% 38%, 100% 50%, 62% 62%, 50% 100%, 38% 62%, 0 50%, 38% 38%);
  opacity: 0;
  pointer-events: none;
}

.spark.s1 { left: 2%; top: 30%; }
.spark.s2 { right: 0; top: 46%; width: calc(10 * var(--u)); height: calc(10 * var(--u)); }
.spark.s3 { left: 62%; top: 22%; width: calc(11 * var(--u)); height: calc(11 * var(--u)); }

.medal-slot.show .spark { animation: twinkle 1.6s ease-in-out infinite; }
.medal-slot.show .spark.s2 { animation-delay: 0.5s; }
.medal-slot.show .spark.s3 { animation-delay: 1s; }

.over-stats {
  grid-area: stats;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: calc(10 * var(--u));
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: calc(2 * var(--u));
}

.stat-label {
  display: flex;
  align-items: center;
  gap: calc(6 * var(--u));
  font-family: var(--font-display);
  font-size: calc(16 * var(--u));
  letter-spacing: calc(2 * var(--u));
  color: #e0703f;
}

.stat-value {
  --o: calc(2.6 * var(--u));
  font-family: var(--font-display);
  font-size: calc(46 * var(--u));
  line-height: 1;
  color: #fff;
  font-variant-numeric: tabular-nums;
}

.stat-value.pop {
  color: var(--sun-1);
  animation: pop 0.55s cubic-bezier(0.2, 1.6, 0.35, 1);
}

.badge-new {
  display: inline-block;
  padding: calc(3 * var(--u)) calc(7 * var(--u));
  border: calc(2 * var(--u)) solid var(--ink);
  border-radius: calc(7 * var(--u));
  background: #ff5e6c;
  font-family: var(--font-display);
  font-style: normal;
  font-size: calc(12 * var(--u));
  letter-spacing: calc(1 * var(--u));
  color: #fff;
  transform: scale(0);
}

.badge-new.show {
  animation: badgeIn 0.5s cubic-bezier(0.2, 1.8, 0.35, 1) forwards, wiggle 1.4s 0.6s ease-in-out infinite;
}

.over-hint {
  grid-area: hint;
  margin-top: calc(6 * var(--u));
  padding-top: calc(10 * var(--u));
  border-top: calc(2 * var(--u)) dashed rgba(16, 57, 74, 0.15);
  text-align: center;
  font-weight: 900;
  font-size: calc(14 * var(--u));
  color: #6b7f88;
}

.over-hint:empty {
  display: none;
}

.btn-row {
  display: flex;
  gap: calc(12 * var(--u));
  width: 100%;
}

.btn-restart {
  flex: 1;
}

.btn-row .btn-square {
  width: calc(58 * var(--u));
}

.btn-row .btn-restart {
  padding-left: calc(12 * var(--u));
  padding-right: calc(12 * var(--u));
  font-size: calc(23 * var(--u));
  letter-spacing: calc(1 * var(--u));
  white-space: nowrap;
}

.btn-violet {
  --b1: #b9a2ff;
  --b2: #8468f0;
  --b3: #6247cf;
}

.icon-btn-accent {
  color: #6f52e0;
}

.over-panel {
  grid-template-areas: 'medal stats' 'hint hint' 'rank rank';
}

.over-rank {
  grid-area: rank;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: calc(8 * var(--u));
  min-height: calc(30 * var(--u));
  padding: calc(4 * var(--u)) calc(12 * var(--u));
  border-radius: 999px;
  background: rgba(16, 57, 74, 0.06);
  font-weight: 900;
  font-size: calc(14 * var(--u));
  color: #6b7f88;
  white-space: nowrap;
}

.over-rank:empty {
  display: none;
}

.over-rank.show {
  background: linear-gradient(180deg, #ece5ff, #d9ceff);
  box-shadow: inset 0 0 0 calc(2.5 * var(--u)) #8468f0;
  color: #4a34b0;
  animation: pop 0.5s cubic-bezier(0.2, 1.6, 0.35, 1);
}

.rank-icon {
  display: grid;
}

.rank-icon svg {
  width: calc(18 * var(--u));
  height: calc(18 * var(--u));
}

/* --------------------------------------------------------------- world ranking */
.screen-board {
  z-index: 4;
}

.board-panel {
  width: min(calc(350 * var(--u)), 100%);
  gap: calc(10 * var(--u));
}

.board-tabs {
  display: flex;
  gap: calc(6 * var(--u));
  padding: calc(4 * var(--u));
  border-radius: calc(16 * var(--u));
  background: rgba(16, 57, 74, 0.08);
}

.tab {
  flex: 1;
  min-height: calc(40 * var(--u));
  border: calc(3 * var(--u)) solid transparent;
  border-radius: calc(12 * var(--u));
  background: transparent;
  font-family: var(--font-display);
  font-size: calc(16 * var(--u));
  letter-spacing: calc(1.5 * var(--u));
  color: rgba(16, 57, 74, 0.55);
  cursor: pointer;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  touch-action: manipulation;
  transition: background 0.2s ease, color 0.2s ease;
}

.tab.active {
  border-color: var(--ink);
  background: linear-gradient(180deg, #b9a2ff, #8468f0);
  box-shadow: inset 0 calc(3 * var(--u)) 0 rgba(255, 255, 255, 0.35), 0 calc(3 * var(--u)) 0 var(--ink);
  color: #fff;
  text-shadow: 0 calc(1.5 * var(--u)) 0 var(--ink);
}

.tab:focus-visible {
  outline: calc(3 * var(--u)) solid var(--teal-2);
  outline-offset: calc(2 * var(--u));
}

.board-list {
  display: flex;
  flex-direction: column;
  gap: calc(4 * var(--u));
  height: calc(244 * var(--u));
  padding: calc(6 * var(--u));
  border-radius: calc(16 * var(--u));
  background: rgba(16, 57, 74, 0.06);
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  touch-action: pan-y;
  scrollbar-width: thin;
  scrollbar-color: rgba(16, 57, 74, 0.3) transparent;
  pointer-events: auto;
  outline: none;
}

.row {
  flex-shrink: 0;
  display: grid;
  grid-template-columns: calc(30 * var(--u)) 1fr auto;
  align-items: center;
  gap: calc(10 * var(--u));
  min-height: calc(36 * var(--u));
  padding: calc(3 * var(--u)) calc(12 * var(--u)) calc(3 * var(--u)) calc(4 * var(--u));
  border-radius: calc(11 * var(--u));
  background: rgba(255, 255, 255, 0.78);
  font-weight: 900;
  font-size: calc(15 * var(--u));
  color: var(--ink);
}

.row .rk {
  display: grid;
  place-items: center;
  width: calc(28 * var(--u));
  height: calc(28 * var(--u));
  border-radius: 50%;
  font-family: var(--font-display);
  font-size: calc(14 * var(--u));
  color: var(--ink-soft);
}

.row.top1 .rk,
.row.top2 .rk,
.row.top3 .rk {
  border: calc(2.5 * var(--u)) solid var(--ink);
  color: var(--ink);
}

.row.top1 .rk { background: linear-gradient(180deg, #fff3a6, #ffc52e); }
.row.top2 .rk { background: linear-gradient(180deg, #ffffff, #c9d3dd); }
.row.top3 .rk { background: linear-gradient(180deg, #ffd2a6, #e0904f); }

.row .nm {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: pre;
}

.row .sc {
  font-family: var(--font-display);
  font-size: calc(18 * var(--u));
  color: #e0703f;
  font-variant-numeric: tabular-nums;
}

.row.you {
  background: linear-gradient(90deg, #dcfaf5, #b9f1e9);
  box-shadow: inset 0 0 0 calc(2.5 * var(--u)) var(--teal-2);
}

.board-msg {
  margin: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: calc(12 * var(--u));
  padding: calc(12 * var(--u));
  text-align: center;
  font-weight: 900;
  font-size: calc(15 * var(--u));
  color: #6b7f88;
}

.spinner {
  width: calc(30 * var(--u));
  height: calc(30 * var(--u));
  border-radius: 50%;
  border: calc(4 * var(--u)) solid rgba(16, 57, 74, 0.15);
  border-top-color: var(--teal-2);
  animation: spin 0.8s linear infinite;
}

.board-you:empty {
  display: none;
}

.board-note {
  text-align: center;
  font-weight: 900;
  font-size: calc(13 * var(--u));
  color: #6b7f88;
}

.name-row {
  display: flex;
  align-items: center;
  gap: calc(8 * var(--u));
}

.text-input {
  flex: 1;
  min-width: 0;
  height: calc(46 * var(--u));
  padding: 0 calc(12 * var(--u));
  border: calc(3 * var(--u)) solid var(--ink);
  border-radius: calc(12 * var(--u));
  background: #fff;
  box-shadow: inset 0 calc(3 * var(--u)) 0 rgba(0, 0, 0, 0.07);
  font-family: var(--font-body);
  font-weight: 900;
  font-size: max(16px, calc(16 * var(--u))); /* 16px minimum stops iOS zooming on focus */
  color: var(--ink);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  -webkit-user-select: text;
  user-select: text;
  touch-action: manipulation;
}

.text-input:focus {
  border-color: var(--teal-2);
  box-shadow: inset 0 calc(3 * var(--u)) 0 rgba(0, 0, 0, 0.07), 0 0 0 calc(3 * var(--u)) rgba(33, 176, 163, 0.3);
}

.text-input::placeholder {
  color: rgba(16, 57, 74, 0.35);
}

.btn-small {
  --bh: calc(4 * var(--u));
  min-height: calc(46 * var(--u));
  padding: 0 calc(16 * var(--u));
  border-radius: calc(12 * var(--u));
  font-size: calc(17 * var(--u));
}

.name-status {
  min-height: calc(16 * var(--u));
  margin-top: calc(-4 * var(--u));
  text-align: center;
  font-weight: 900;
  font-size: calc(12.5 * var(--u));
  color: #6b7f88;
}

.name-status.err { color: #d0503f; }
.name-status.ok { color: var(--teal-3); }

/* --------------------------------------------------------------- keyframes */
@keyframes letterBob {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50% { transform: translateY(calc(-8 * var(--u))) rotate(2deg); }
}

@keyframes logoIn {
  from { opacity: 0; transform: translateY(calc(-50 * var(--u))) scale(0.75); }
  to { opacity: 1; transform: none; }
}

@keyframes dropIn {
  0% { opacity: 0; transform: translateY(calc(-60 * var(--u))) scale(0.8) rotate(-4deg); }
  100% { opacity: 1; transform: none; }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(calc(26 * var(--u))); }
  to { opacity: 1; transform: none; }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(calc(70 * var(--u))) scale(0.92); }
  to { opacity: 1; transform: none; }
}

@keyframes panelIn {
  from { opacity: 0; transform: translateY(calc(30 * var(--u))) scale(0.88); }
  to { opacity: 1; transform: none; }
}

@keyframes breathe {
  0%, 100% { scale: 1; }
  50% { scale: 1.05; }
}

@keyframes shine {
  from { left: -70%; }
  to { left: 130%; }
}

@keyframes chev {
  0%, 100% { opacity: 0.35; }
  40% { opacity: 1; }
}

@keyframes keyPress {
  0%, 55%, 100% { transform: translateY(0); box-shadow: inset 0 calc(-4 * var(--u)) 0 #eccb98, 0 calc(6 * var(--u)) 0 var(--ink); }
  65%, 80% { transform: translateY(calc(5 * var(--u))); box-shadow: inset 0 calc(-4 * var(--u)) 0 #eccb98, 0 calc(1 * var(--u)) 0 var(--ink); }
}

@keyframes tapDot {
  0%, 55%, 100% { transform: scale(1); }
  65%, 75% { transform: scale(0.78); }
}

@keyframes ring {
  0%, 55% { opacity: 0; transform: scale(0.6); }
  62% { opacity: 1; }
  100% { opacity: 0; transform: scale(1.5); }
}

@keyframes toast {
  0% { opacity: 0; transform: translate(-50%, calc(12 * var(--u))) scale(0.6); }
  12% { opacity: 1; transform: translate(-50%, 0) scale(1.08); }
  20% { transform: translate(-50%, 0) scale(1); }
  80% { opacity: 1; transform: translate(-50%, 0) scale(1); }
  100% { opacity: 0; transform: translate(-50%, calc(-14 * var(--u))) scale(0.95); }
}

@keyframes medalPop {
  0% { opacity: 0; transform: translateY(calc(-40 * var(--u))) scale(0.2) rotate(-30deg); }
  60% { opacity: 1; transform: scale(1.14) rotate(6deg); }
  100% { opacity: 1; transform: none; }
}

@keyframes medalSwing {
  0%, 100% { transform: rotate(0deg); }
  50% { transform: rotate(4deg); }
}

@keyframes spin {
  to { rotate: 360deg; }
}

@keyframes twinkle {
  0%, 100% { opacity: 0; transform: scale(0.3) rotate(0deg); }
  50% { opacity: 1; transform: scale(1) rotate(45deg); }
}

@keyframes pop {
  0% { transform: scale(1); }
  40% { transform: scale(1.4); }
  100% { transform: scale(1); }
}

@keyframes badgeIn {
  from { transform: scale(0) rotate(-20deg); }
  to { transform: scale(1) rotate(0deg); }
}

@keyframes wiggle {
  0%, 100% { transform: scale(1) rotate(0deg); }
  25% { transform: scale(1.08) rotate(-6deg); }
  75% { transform: scale(1.08) rotate(6deg); }
}

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