:root {
  color-scheme: dark;
  --bg: #080000;
  --ink: #120000;
  --blood: #c60c00;
  --blood-hot: #ff2108;
  --orange: #ff7a00;
  --gold: #ffd23d;
  --cream: #ffe7a6;
  --smoke: rgba(255, 178, 39, 0.16);
  --line: rgba(255, 198, 70, 0.32);
  --pressure: 0;
  --fever: 0;
  --rumble: 0px;
  --tilt: 0deg;
  font-family: Impact, Haettenschweiler, "Arial Black", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--cream);
  background:
    radial-gradient(circle at 50% -10%, rgba(255, 122, 0, 0.32), transparent 34rem),
    radial-gradient(circle at 15% 60%, rgba(198, 12, 0, 0.55), transparent 28rem),
    linear-gradient(180deg, #1a0300 0%, #080000 38%, #000 100%);
  touch-action: manipulation;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -2;
  content: "";
  pointer-events: none;
  background:
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.05) 0 1px, transparent 1px 4px),
    repeating-linear-gradient(90deg, rgba(255, 122, 0, 0.04) 0 1px, transparent 1px 42px);
  mix-blend-mode: screen;
  opacity: 0.5;
}

button {
  font: inherit;
}

.game {
  width: min(1480px, 100%);
  margin: 0 auto;
  padding: clamp(10px, 2vw, 22px);
}

.thumbnail {
  position: relative;
  display: grid;
  min-height: clamp(240px, 31vw, 440px);
  overflow: hidden;
  border: 5px solid #260600;
  border-radius: 26px;
  background: #210400;
  box-shadow:
    0 0 0 2px var(--gold),
    0 24px 0 #000,
    0 28px 70px rgba(0, 0, 0, 0.7);
  isolation: isolate;
}

.thumbnail img {
  position: absolute;
  inset: 0;
  z-index: -3;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 70%;
  filter: saturate(0.95) contrast(1.25) brightness(0.58);
  transform: scale(1.02);
}

.thumbnail::before {
  position: absolute;
  inset: 0;
  z-index: -2;
  content: "";
  background:
    radial-gradient(circle at 78% 42%, transparent 0 12rem, rgba(0, 0, 0, 0.4) 20rem),
    linear-gradient(90deg, rgba(0, 0, 0, 0.95), rgba(120, 8, 0, 0.42) 48%, rgba(0, 0, 0, 0.78));
}

.thumbnail-noise {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    repeating-linear-gradient(-12deg, rgba(255, 210, 61, 0.18) 0 2px, transparent 2px 13px),
    radial-gradient(circle at 22% 76%, rgba(255, 122, 0, 0.56), transparent 14rem);
  mix-blend-mode: overlay;
}

.title-lockup {
  align-self: start;
  max-width: 900px;
  padding: clamp(20px, 5vw, 48px);
  transform: rotate(-1.4deg);
}

.eyebrow,
.hud-box span,
.pump-trigger span,
.neck-label {
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 8px;
  border: 2px solid var(--gold);
  padding: 6px 10px;
  color: #160300;
  background: var(--gold);
  box-shadow: 5px 5px 0 #000;
  font-size: clamp(0.72rem, 1.5vw, 0.95rem);
}

h1 {
  position: relative;
  margin: 0;
  color: var(--gold);
  font-size: clamp(4.4rem, 13vw, 14rem);
  line-height: 0.72;
  letter-spacing: -0.09em;
  text-shadow:
    4px 4px 0 #000,
    9px 9px 0 var(--blood),
    15px 15px 0 #000,
    0 0 36px rgba(255, 67, 8, 0.86);
}

h1 span {
  display: block;
}

.title-lockup p {
  max-width: 760px;
  margin: 18px 0 0;
  color: #fff0c3;
  font-family: "Arial Black", Impact, sans-serif;
  font-size: clamp(1rem, 2.2vw, 1.55rem);
  letter-spacing: -0.03em;
  text-shadow: 3px 3px 0 #000;
}

.start-pump {
  position: absolute;
  right: clamp(14px, 4vw, 46px);
  bottom: clamp(14px, 4vw, 38px);
  z-index: 2;
}

.arena {
  margin-top: 28px;
}

.hud {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(8px, 1.5vw, 16px);
  margin-bottom: 14px;
}

.hud-box {
  position: relative;
  overflow: hidden;
  min-height: 86px;
  border: 4px solid #2a0500;
  padding: 11px 14px;
  background:
    linear-gradient(135deg, rgba(255, 210, 61, 0.18), transparent 45%),
    linear-gradient(180deg, #3a0800, #130100);
  box-shadow:
    inset 0 0 0 2px rgba(255, 210, 61, 0.22),
    7px 7px 0 #000;
  transform: skew(-5deg);
}

.hud-box::after {
  position: absolute;
  inset: -30% auto -30% 8%;
  width: 24px;
  content: "";
  background: rgba(255, 255, 255, 0.12);
  transform: rotate(24deg);
}

.hud-box span,
.neck-label {
  display: block;
  color: var(--gold);
  font-family: "Arial Black", Impact, sans-serif;
  font-size: clamp(0.68rem, 1.2vw, 0.82rem);
}

.hud-box strong {
  display: block;
  margin-top: 5px;
  color: #fff4cf;
  font-size: clamp(1.6rem, 4vw, 3.1rem);
  line-height: 0.9;
  text-shadow: 4px 4px 0 #000;
}

.rank-box strong {
  font-size: clamp(1.1rem, 2.4vw, 2.1rem);
}

.pressure-rail {
  position: relative;
  height: 24px;
  overflow: hidden;
  border: 4px solid #1a0200;
  background: #050000;
  box-shadow:
    inset 0 0 0 2px rgba(255, 210, 61, 0.22),
    7px 7px 0 #000;
}

body.fever .pressure-rail {
  box-shadow:
    inset 0 0 0 2px rgba(255, 210, 61, 0.34),
    7px 7px 0 #000,
    0 0 30px rgba(255, 210, 61, 0.7);
}

body.fever .pressure-rail::after {
  position: absolute;
  inset: -7px;
  content: "HOKAGE CHARGE HOKAGE CHARGE HOKAGE CHARGE";
  color: rgba(255, 240, 150, 0.95);
  font-size: 0.86rem;
  line-height: 38px;
  letter-spacing: 0.16em;
  text-shadow: 2px 2px 0 #000;
  animation: charge-scroll 1.2s linear infinite;
  pointer-events: none;
}

.pressure-rail span {
  display: block;
  width: calc(var(--pressure) * 1%);
  height: 100%;
  background:
    repeating-linear-gradient(45deg, rgba(0, 0, 0, 0.28) 0 9px, transparent 9px 18px),
    linear-gradient(90deg, #ffb000, #ff5b00 44%, #ff1900 72%, #fff700);
  box-shadow: 0 0 34px rgba(255, 62, 0, 0.92);
  transition: width 90ms steps(4);
}

.stage {
  position: relative;
  min-height: clamp(560px, 62vw, 900px);
  margin-top: 18px;
  overflow: hidden;
  border: 6px solid #260600;
  border-radius: 28px;
  background: #210400;
  box-shadow:
    0 0 0 2px var(--gold),
    0 22px 0 #000,
    0 30px 90px rgba(0, 0, 0, 0.72);
  transform: translate(var(--rumble), calc(var(--rumble) * -1)) rotate(var(--tilt));
}

body.fever .stage {
  box-shadow:
    0 0 0 2px var(--gold),
    0 22px 0 #000,
    0 0 55px rgba(255, 210, 61, 0.55),
    0 0 120px rgba(255, 33, 8, 0.42);
}

body.limit-break .stage {
  animation: limit-glow 520ms steps(2) infinite;
}

.dojo-bg,
.heat-haze,
.fever-lights,
.chaos-tags,
.danger-stripes,
.screen-kick,
.burst-layer {
  position: absolute;
  inset: 0;
}

.dojo-bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(1.12) contrast(1.1) brightness(0.72);
  transform: scale(1.04);
}

.heat-haze {
  pointer-events: none;
  background:
    radial-gradient(circle at 22% 60%, rgba(255, 122, 0, calc(0.1 + var(--pressure) * 0.003)), transparent 24rem),
    radial-gradient(circle at 77% 48%, rgba(255, 31, 0, calc(0.14 + var(--pressure) * 0.004)), transparent 25rem),
    linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.36));
  mix-blend-mode: screen;
}

.fever-lights {
  z-index: 1;
  pointer-events: none;
  opacity: calc(var(--fever) * 0.88);
  background:
    radial-gradient(circle at 76% 46%, rgba(255, 242, 89, 0.88), transparent 13rem),
    radial-gradient(circle at 46% 62%, rgba(255, 42, 0, 0.62), transparent 16rem),
    repeating-conic-gradient(from 4deg at 72% 48%, rgba(255, 210, 61, 0.34) 0deg 6deg, transparent 6deg 15deg);
  mix-blend-mode: screen;
  animation: fever-spin 1s linear infinite;
}

.fever-banner {
  position: absolute;
  top: 34px;
  right: 28px;
  z-index: 10;
  border: 5px solid #000;
  padding: 10px 16px;
  color: #120000;
  background: linear-gradient(135deg, #fff36b, #ff7a00 54%, #ff2108);
  box-shadow:
    8px 8px 0 #000,
    0 0 34px rgba(255, 210, 61, 0.82);
  font-size: clamp(1rem, 3vw, 2.6rem);
  line-height: 0.86;
  letter-spacing: -0.07em;
  opacity: 0;
  text-transform: uppercase;
  transform: rotate(4deg) scale(0.72);
  transition: opacity 120ms steps(2), transform 120ms steps(2);
  pointer-events: none;
}

body.fever .fever-banner {
  opacity: 1;
  transform: rotate(-4deg) scale(1);
  animation: fever-bark 460ms steps(2) infinite;
}

.chaos-tags {
  z-index: 2;
  pointer-events: none;
  overflow: hidden;
}

.chaos-tags span {
  position: absolute;
  left: var(--x);
  top: var(--y);
  border: 3px solid #000;
  padding: 6px 9px;
  color: #1a0200;
  background: var(--gold);
  box-shadow: 5px 5px 0 #000;
  font-size: clamp(0.68rem, 1.25vw, 1rem);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transform: rotate(var(--r));
  animation: tag-wobble var(--speed) steps(2) infinite;
}

.chaos-tags span:nth-child(1) { --x: 6%; --y: 18%; --r: -9deg; --speed: 1.4s; }
.chaos-tags span:nth-child(2) { --x: 65%; --y: 8%; --r: 6deg; --speed: 1.7s; }
.chaos-tags span:nth-child(3) { --x: 42%; --y: 27%; --r: -3deg; --speed: 1.2s; }
.chaos-tags span:nth-child(4) { --x: 78%; --y: 69%; --r: 9deg; --speed: 1.5s; }
.chaos-tags span:nth-child(5) { --x: 23%; --y: 74%; --r: -7deg; --speed: 1.9s; }
.chaos-tags span:nth-child(6) { --x: 54%; --y: 86%; --r: 3deg; --speed: 1.6s; }

.danger-stripes {
  top: auto;
  bottom: 0;
  height: 42px;
  overflow: hidden;
  border-top: 4px solid #000;
  color: #1d0200;
  background: repeating-linear-gradient(135deg, var(--gold) 0 22px, var(--blood-hot) 22px 44px);
  font-size: 1.2rem;
  line-height: 42px;
  white-space: nowrap;
  text-shadow: none;
  animation: tape 4s linear infinite;
}

.actor {
  position: absolute;
  z-index: 4;
}

.naruto {
  left: clamp(12px, 3vw, 44px);
  bottom: 44px;
  width: clamp(250px, 35vw, 500px);
  aspect-ratio: 2 / 3;
  transform-origin: 44% 92%;
  filter: drop-shadow(14px 18px 0 rgba(0, 0, 0, 0.7));
}

.naruto img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 16px;
  filter: contrast(1.04) saturate(1.08) drop-shadow(0 0 calc(12px + var(--pressure) * 0.45px) rgba(255, 122, 0, 0.72));
  -webkit-mask-image: radial-gradient(ellipse at 50% 52%, #000 55%, rgba(0, 0, 0, 0.78) 68%, transparent 82%);
  mask-image: radial-gradient(ellipse at 50% 52%, #000 55%, rgba(0, 0, 0, 0.78) 68%, transparent 82%);
}

.naruto.is-pumping {
  animation: body-slam 150ms steps(2);
}

.hose {
  position: absolute;
  z-index: 3;
  inset: 32% 4% 18% 18%;
  width: 78%;
  height: 42%;
  pointer-events: none;
  overflow: visible;
}

.hose path {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.hose-shadow {
  stroke: rgba(0, 0, 0, 0.82);
  stroke-width: 34;
}

.hose-core {
  stroke: #1a0200;
  stroke-width: 24;
}

.hose-spark {
  stroke: var(--gold);
  stroke-width: 8;
  stroke-dasharray: 2 32;
  filter: drop-shadow(0 0 14px rgba(255, 122, 0, 0.95));
  animation: hose-zap 600ms linear infinite;
}

body.fever .hose-spark {
  stroke: #fff36b;
  stroke-width: 14;
  stroke-dasharray: 8 18;
  animation-duration: 260ms;
}

.sasuke-wrap {
  right: clamp(6px, 3vw, 52px);
  bottom: 40px;
  z-index: 5;
  display: grid;
  justify-items: center;
  width: clamp(280px, 39vw, 570px);
  filter: drop-shadow(-18px 18px 0 rgba(0, 0, 0, 0.72));
}

.sasuke-sprite {
  width: 100%;
  aspect-ratio: 512 / 768;
  background-image: url("/assets/img/sasuke-neck-sprite-v2.png");
  background-repeat: no-repeat;
  background-size: 400% 100%;
  filter: contrast(1.08) saturate(1.12) drop-shadow(0 0 calc(18px + var(--pressure) * 0.58px) rgba(255, 36, 0, 0.74));
  -webkit-mask-image: radial-gradient(ellipse at 56% 52%, #000 62%, rgba(0, 0, 0, 0.8) 73%, transparent 88%);
  mask-image: radial-gradient(ellipse at 56% 52%, #000 62%, rgba(0, 0, 0, 0.8) 73%, transparent 88%);
  transform-origin: 50% 80%;
}

body.fever .sasuke-sprite {
  filter: contrast(1.15) saturate(1.35) drop-shadow(0 0 44px rgba(255, 210, 61, 0.9)) drop-shadow(0 0 86px rgba(255, 33, 8, 0.74));
}

body.limit-break .sasuke-sprite {
  animation: hokage-neck 300ms steps(2) infinite;
}

.neck-frame-0 { background-position: 0% 50%; }
.neck-frame-1 { background-position: 33.333% 50%; }
.neck-frame-2 { background-position: 66.666% 50%; }
.neck-frame-3 { background-position: 100% 50%; }

.sasuke-wrap.is-hit .sasuke-sprite {
  animation: neck-hit 150ms steps(2);
}

.neck-label {
  max-width: 92%;
  margin-top: -6px;
  border: 4px solid #1a0200;
  padding: 10px 12px;
  color: #1a0200;
  text-align: center;
  background: var(--gold);
  box-shadow: 7px 7px 0 #000;
  transform: rotate(1deg);
}

.burst-layer {
  z-index: 8;
  pointer-events: none;
  overflow: hidden;
}

.burst {
  position: absolute;
  color: var(--gold);
  font-size: clamp(1.1rem, 3.4vw, 3.2rem);
  letter-spacing: -0.06em;
  text-shadow:
    3px 3px 0 #000,
    6px 6px 0 var(--blood-hot),
    0 0 20px rgba(255, 122, 0, 0.9);
  transform: translate(-50%, -50%) rotate(var(--spin));
  animation: burst-pop 820ms cubic-bezier(0.17, 0.89, 0.35, 1.36) forwards;
}

body.fever .burst {
  color: #fff36b;
  font-size: clamp(1.6rem, 4.5vw, 4.8rem);
}

.particle {
  position: absolute;
  width: var(--size);
  height: var(--size);
  border: 3px solid #000;
  background: var(--paint);
  box-shadow: 4px 4px 0 #000;
  transform: translate(-50%, -50%) rotate(var(--spin));
  animation: particle-pop 780ms ease-out forwards;
}

.screen-kick {
  z-index: 9;
  pointer-events: none;
  background: radial-gradient(circle, rgba(255, 237, 129, 0.52), transparent 28%);
  opacity: 0;
}

body.flash .screen-kick {
  animation: flash 150ms ease-out;
}

.controls {
  display: grid;
  grid-template-columns: minmax(220px, 380px) 1fr;
  gap: clamp(12px, 2vw, 22px);
  align-items: stretch;
  margin-top: 32px;
}

.pump-trigger {
  border: 5px solid #1b0200;
  color: #180200;
  text-transform: uppercase;
  background:
    repeating-linear-gradient(-12deg, rgba(0, 0, 0, 0.15) 0 10px, transparent 10px 20px),
    linear-gradient(135deg, #fff064 0%, #ff9d00 42%, #ff2a08 100%);
  box-shadow:
    inset 0 0 0 2px rgba(255, 255, 255, 0.32),
    8px 8px 0 #000,
    0 0 34px rgba(255, 77, 0, 0.65);
  cursor: pointer;
  transition: transform 80ms steps(2), filter 80ms steps(2);
}

.pump-trigger:hover {
  filter: brightness(1.1) saturate(1.12);
  transform: translate(-2px, -2px) rotate(-1deg);
}

.pump-trigger:active,
body.pumping .pump-trigger {
  transform: translate(5px, 5px) scale(0.98) rotate(1deg);
  box-shadow:
    inset 0 0 0 2px rgba(255, 255, 255, 0.28),
    3px 3px 0 #000,
    0 0 46px rgba(255, 77, 0, 0.9);
}

body.fever .pump-trigger {
  animation: button-fever 520ms steps(2) infinite;
}

.start-pump {
  padding: 13px 18px;
  font-size: clamp(0.95rem, 2vw, 1.35rem);
}

.mega-pump {
  display: grid;
  min-height: 108px;
  align-content: center;
  padding: 18px 22px;
  text-align: left;
}

.mega-pump span {
  font-size: 0.88rem;
}

.mega-pump strong {
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 0.86;
  letter-spacing: -0.08em;
}

#gameMessage {
  display: grid;
  align-items: center;
  min-height: 108px;
  margin: 0;
  border: 5px solid #1b0200;
  padding: 18px 22px;
  color: #fff0bd;
  background:
    radial-gradient(circle at 12% 20%, rgba(255, 210, 61, 0.2), transparent 12rem),
    linear-gradient(135deg, #2e0500, #090000);
  box-shadow: 8px 8px 0 #000;
  font-family: "Arial Black", Impact, sans-serif;
  font-size: clamp(1rem, 2.1vw, 1.65rem);
  letter-spacing: -0.04em;
  text-shadow: 3px 3px 0 #000;
}

@keyframes body-slam {
  50% { transform: rotate(-2deg) translateY(10px) scale(1.02); }
}

@keyframes neck-hit {
  50% { transform: translateX(-9px) scale(1.025) rotate(0.6deg); }
}

@keyframes hose-zap {
  to { stroke-dashoffset: -68; }
}

@keyframes tag-wobble {
  0%, 100% { transform: translate(0, 0) rotate(var(--r)); }
  50% { transform: translate(8px, -6px) rotate(calc(var(--r) * -1)); }
}

@keyframes fever-spin {
  to { transform: rotate(1turn) scale(1.08); }
}

@keyframes fever-bark {
  50% { filter: brightness(1.4); transform: rotate(3deg) scale(1.06); }
}

@keyframes charge-scroll {
  to { transform: translateX(-220px); }
}

@keyframes hokage-neck {
  50% { transform: translateX(-12px) scale(1.045) rotate(-0.8deg); }
}

@keyframes button-fever {
  50% { filter: brightness(1.38) saturate(1.45); }
}

@keyframes limit-glow {
  50% {
    filter: saturate(1.35) brightness(1.12);
    box-shadow:
      0 0 0 2px #fff36b,
      0 22px 0 #000,
      0 0 88px rgba(255, 243, 107, 0.86),
      0 0 150px rgba(255, 33, 8, 0.72);
  }
}

@keyframes burst-pop {
  0% { opacity: 0; transform: translate(-50%, -50%) scale(0.3) rotate(var(--spin)); }
  18% { opacity: 1; }
  100% { opacity: 0; transform: translate(calc(-50% + var(--drift-x)), calc(-50% + var(--drift-y))) scale(1.25) rotate(calc(var(--spin) + 12deg)); }
}

@keyframes particle-pop {
  0% { opacity: 1; transform: translate(-50%, -50%) scale(0.8) rotate(var(--spin)); }
  100% { opacity: 0; transform: translate(calc(-50% + var(--drift-x)), calc(-50% + var(--drift-y))) scale(0.1) rotate(calc(var(--spin) + 210deg)); }
}

@keyframes flash {
  0% { opacity: 0.72; }
  100% { opacity: 0; }
}

@keyframes tape {
  to { transform: translateX(-220px); }
}

@media (max-width: 960px) {
  .hud {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .stage {
    min-height: 790px;
  }

  .naruto {
    left: 4%;
    bottom: 336px;
    width: min(46vw, 340px);
  }

  .sasuke-wrap {
    right: 50%;
    bottom: 52px;
    width: min(86vw, 500px);
    transform: translateX(50%);
  }

  .hose {
    inset: 42% -6% 24% 7%;
    width: 100%;
    transform: rotate(15deg);
  }

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

@media (max-width: 620px) {
  .game {
    padding: 8px;
  }

  .thumbnail {
    min-height: 320px;
    border-width: 4px;
  }

  .title-lockup {
    padding: 18px;
  }

  h1 {
    font-size: clamp(3.6rem, 23vw, 7rem);
  }

  .start-pump {
    right: 14px;
    bottom: 12px;
    padding: 10px 12px;
  }

  .hud-box {
    min-height: 74px;
    padding: 9px 10px;
  }

  .stage {
    min-height: 720px;
    border-width: 4px;
    border-radius: 18px;
  }

  .naruto {
    left: -6px;
    bottom: 346px;
    width: 230px;
  }

  .sasuke-wrap {
    bottom: 52px;
    width: min(96vw, 430px);
  }

  .hose {
    inset: 41% -18% 26% -2%;
    width: 126%;
  }
}

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