:root {
  --bg-top: #08111f;
  --bg-bottom: #132743;
  --panel: rgba(8, 18, 35, 0.58);
  --panel-stroke: rgba(255, 255, 255, 0.14);
  --text: #f6fbff;
  --muted: rgba(246, 251, 255, 0.72);
  --messi-1: #4cc9ff;
  --messi-2: #125bce;
  --ronaldo-1: #ffd75a;
  --ronaldo-2: #ff6b00;
  --glass: rgba(255, 255, 255, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Noto Sans KR", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 50% 15%, rgba(255, 255, 255, 0.16), transparent 30%),
    radial-gradient(circle at 20% 30%, rgba(76, 201, 255, 0.14), transparent 34%),
    radial-gradient(circle at 80% 30%, rgba(255, 184, 76, 0.16), transparent 34%),
    linear-gradient(180deg, var(--bg-top), var(--bg-bottom));
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.65), transparent 85%);
}

.app-shell {
  width: min(1380px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 36px 0 48px;
}

.hero {
  text-align: center;
  margin-bottom: 26px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--muted);
  letter-spacing: 0.34em;
  font-size: 0.8rem;
}

.hero h1 {
  margin: 0;
  font-family: "Anton", sans-serif;
  font-size: clamp(3.2rem, 8vw, 5.8rem);
  letter-spacing: 0.04em;
  line-height: 0.95;
}

.hero-copy {
  width: min(760px, 100%);
  margin: 14px auto 0;
  font-size: 1rem;
  color: var(--muted);
}

.battle-layout {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(360px, 540px) minmax(220px, 1fr);
  gap: 22px;
  align-items: stretch;
}

.player-panel,
.arena-panel {
  position: relative;
  border: 1px solid var(--panel-stroke);
  border-radius: 28px;
  background: var(--panel);
  backdrop-filter: blur(18px);
  overflow: hidden;
}

.player-panel {
  padding: 18px;
  display: flex;
  flex-direction: column;
}

.player-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.9;
  pointer-events: none;
}

.player-panel-left::before {
  background: linear-gradient(180deg, rgba(76, 201, 255, 0.22), transparent 48%);
}

.player-panel-right::before {
  background: linear-gradient(180deg, rgba(255, 183, 77, 0.22), transparent 48%);
}

.player-frame {
  position: relative;
  min-height: 420px;
  border-radius: 22px;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02));
}

.player-frame::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 44%;
  background: linear-gradient(180deg, transparent, rgba(5, 10, 18, 0.8));
}

.player-frame img {
  width: 100%;
  height: 100%;
  min-height: 420px;
  object-fit: cover;
  object-position: center top;
  display: block;
  transform: scale(1.03);
}

.player-meta {
  position: relative;
  padding: 18px 4px 14px;
}

.player-label {
  margin: 0;
  font-size: 0.8rem;
  letter-spacing: 0.28em;
  color: var(--muted);
}

.player-meta h2 {
  margin: 10px 0 6px;
  font-family: "Anton", sans-serif;
  font-size: clamp(2.4rem, 4vw, 4rem);
  letter-spacing: 0.05em;
}

.player-tag {
  margin: 0;
  color: var(--muted);
}

.vote-button,
.reset-button {
  appearance: none;
  border: 0;
  cursor: pointer;
  font: inherit;
}

.vote-button {
  position: relative;
  margin-top: auto;
  padding: 16px 18px;
  border-radius: 18px;
  font-weight: 800;
  color: #06101d;
  transition: transform 180ms ease, box-shadow 180ms ease, filter 180ms ease;
}

.vote-button:hover,
.vote-button:focus-visible {
  transform: translateY(-2px);
  filter: brightness(1.05);
}

.vote-button-left {
  background: linear-gradient(135deg, var(--messi-1), #8bdfff);
  box-shadow: 0 18px 38px rgba(27, 120, 213, 0.32);
}

.vote-button-right {
  background: linear-gradient(135deg, #ffe07a, var(--ronaldo-2));
  box-shadow: 0 18px 38px rgba(255, 107, 0, 0.28);
}

.arena-panel {
  padding: 18px;
  display: flex;
  flex-direction: column;
}

.scoreboard {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 18px;
}

.score-block {
  padding: 16px 18px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.score-name,
.score-percent {
  display: block;
}

.score-name {
  font-size: 0.85rem;
  color: var(--muted);
}

.score-block strong {
  display: block;
  margin: 6px 0;
  font-size: clamp(1.8rem, 5vw, 2.6rem);
}

.score-percent {
  font-weight: 800;
}

.score-block-left .score-percent {
  color: #8bdfff;
}

.score-block-right .score-percent {
  color: #ffd468;
}

.liquid-stage {
  position: relative;
  flex: 1;
  min-height: 640px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.liquid-svg {
  width: min(100%, 520px);
  height: auto;
  display: block;
}

.arena-glass {
  fill: rgba(255, 255, 255, 0.08);
  stroke: rgba(255, 255, 255, 0.16);
  stroke-width: 2;
}

.arena-outline {
  fill: none;
  stroke: rgba(255, 255, 255, 0.3);
  stroke-width: 2;
}

.wave-boundary {
  mix-blend-mode: screen;
}

.wave-highlight {
  stroke: rgba(255, 255, 255, 0.65);
  stroke-width: 3;
  stroke-linecap: round;
}

.bubble {
  opacity: 0.26;
}

.droplet-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.droplet {
  position: absolute;
  top: 0;
  width: 18px;
  height: 24px;
  border-radius: 50% 50% 62% 62%;
  transform: translate(-50%, -32px) rotate(8deg);
  animation: drop 980ms cubic-bezier(0.18, 0.8, 0.26, 1) forwards;
  box-shadow: 0 0 18px rgba(255, 255, 255, 0.28);
}

.droplet::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  top: -4px;
  left: 4px;
  transform: rotate(45deg);
  background: inherit;
  border-radius: 2px;
}

.droplet-left {
  background: linear-gradient(180deg, #9fe7ff, var(--messi-2));
}

.droplet-right {
  background: linear-gradient(180deg, #ffeaa1, var(--ronaldo-2));
}

.center-readout {
  position: absolute;
  left: 50%;
  bottom: 40px;
  transform: translateX(-50%);
  width: min(82%, 320px);
  text-align: center;
  padding: 14px 18px;
  border-radius: 999px;
  background: rgba(5, 12, 22, 0.56);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.28);
}

.center-readout span {
  display: block;
  font-size: 0.8rem;
  letter-spacing: 0.22em;
  color: var(--muted);
}

.center-readout strong {
  display: block;
  margin-top: 6px;
  font-size: 1.6rem;
}

.status-bar {
  margin-top: 14px;
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
}

.reset-button {
  padding: 12px 16px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.sync-note {
  margin: 0;
  text-align: right;
  font-size: 0.88rem;
  color: var(--muted);
}

@keyframes drop {
  0% {
    opacity: 0;
    transform: translate(-50%, -48px) scale(0.7) rotate(8deg);
  }
  15% {
    opacity: 1;
  }
  74% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: translate(-50%, 360px) scale(1.2) rotate(0deg);
  }
}

@media (max-width: 1100px) {
  .battle-layout {
    grid-template-columns: 1fr;
  }

  .player-panel {
    max-width: 720px;
    margin: 0 auto;
  }

  .arena-panel {
    order: -1;
  }

  .status-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .sync-note {
    text-align: center;
  }
}

@media (max-width: 640px) {
  .app-shell {
    width: min(100vw - 18px, 100%);
    padding-top: 20px;
  }

  .hero-copy {
    font-size: 0.92rem;
  }

  .player-panel,
  .arena-panel {
    border-radius: 22px;
  }

  .player-frame,
  .player-frame img {
    min-height: 320px;
  }

  .liquid-stage {
    min-height: 500px;
  }

  .center-readout {
    bottom: 26px;
  }
}