:root {
  --sky-500: #0ea5e9;
  --sky-600: #0284c7;
  --ink: #1e293b;
  --muted: #64748b;
  --line: #e2e8f0;
  --surface: #ffffff;
  --bg: #f8fafc;
  --amber: #fbbf24;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: #4fc3f7;
  color: var(--ink);
  font-family: "Segoe UI", "Hiragino Sans", sans-serif;
}

.pixel-world {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.pixel-sky {
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      180deg,
      #29b6f6 0 16px,
      #4fc3f7 16px 32px,
      #81d4fa 32px 48px,
      #b3e5fc 48px 64px
    );
  background-size: 100% 256px;
}

.pixel-scene {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center bottom;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

.pixel-floor {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 28px;
  background:
    repeating-linear-gradient(90deg, #66bb6a 0 16px, #7cb342 16px 32px),
    repeating-linear-gradient(90deg, #c4a35a 0 16px, #b08950 16px 32px);
  background-position: 0 0, 0 10px;
  background-size: 32px 10px, 32px 18px;
  background-repeat: repeat-x;
  box-shadow: inset 0 4px 0 #558b2f;
  image-rendering: pixelated;
}

.pixel-birds {
  position: absolute;
  inset: 0;
}

.pixel-bird {
  position: absolute;
  width: 16px;
  height: 8px;
  background: #fff59d;
  box-shadow:
    4px 0 0 #ffd166,
    8px 0 0 #ff8c42,
    0 4px 0 #f4a261,
    4px 4px 0 #ffd166,
    -4px 4px 0 #f4a261;
  animation: bird-fly 12s linear infinite;
}

.pixel-bird.b1 { top: 12%; left: 8%; animation-duration: 14s; }
.pixel-bird.b2 { top: 22%; left: 48%; animation-duration: 18s; animation-delay: -4s; }
.pixel-bird.b3 { top: 16%; left: 78%; animation-duration: 16s; animation-delay: -8s; }

@keyframes bird-fly {
  0% { transform: translateX(0); }
  50% { transform: translateX(40px) translateY(-8px); }
  100% { transform: translateX(0); }
}

.shell {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: none;
  margin: 0 auto;
  padding: 20px 24px 40px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  background: rgba(255, 255, 255, 0.92);
  border: 4px solid #0369a1;
  border-radius: 8px;
  padding: 12px 16px;
  box-shadow: 6px 6px 0 #0288d7;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mark {
  width: 48px;
  height: 48px;
  border-radius: 6px;
  display: grid;
  place-items: center;
  font-weight: 800;
  color: white;
  background: #0284c7;
  border: 3px solid #0369a1;
  box-shadow: 3px 3px 0 #38bdf8;
  letter-spacing: 0.04em;
}

.eyebrow {
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  color: var(--sky-600);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.topbar h1 {
  margin: 0;
  font-size: 1.4rem;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.tagline {
  text-align: center;
  color: #0f3d5c;
  margin: 12px 0 18px;
  font-weight: 800;
  text-shadow: 1px 1px 0 #fff;
}

.layout {
  display: grid;
  grid-template-columns: minmax(260px, 300px) auto minmax(260px, 340px);
  justify-content: center;
  gap: 20px;
  align-items: start;
  max-width: 1240px;
  margin: 0 auto;
}

.game-col {
  width: min(92vw, 540px, calc((100dvh - 210px) * 480 / 700));
}

.info-col,
.rank-col {
  width: 100%;
}

.info-col h2,
.lobby h2,
.rank-head h2 {
  margin: 0 0 8px;
}

.info-col h3 {
  margin: 16px 0 8px;
  font-size: 1rem;
}

.howto {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--ink);
  line-height: 1.55;
  font-size: 0.92rem;
}

.howto li + li {
  margin-top: 6px;
}

.control-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.control-chip {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 10px;
  border-radius: 999px;
  background: #e0f2fe;
  color: #0369a1;
  font-size: 0.82rem;
  font-weight: 700;
}

.player-card {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

.stats {
  display: grid;
  gap: 8px;
  margin: 0;
}

.stats div {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: 8px;
  align-items: baseline;
}

.stats dt {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.stats dd {
  margin: 0;
  font-weight: 700;
}

.panel {
  background: rgba(255, 255, 255, 0.94);
  border: 4px solid #0369a1;
  border-radius: 8px;
  padding: 20px;
  box-shadow: 6px 6px 0 rgba(2, 136, 215, 0.35);
}

.hint {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

form {
  display: grid;
  gap: 12px;
  margin-top: 8px;
}

label,
.label {
  display: grid;
  gap: 6px;
  font-weight: 700;
  font-size: 0.92rem;
}

label span {
  font-weight: 500;
  color: var(--muted);
}

input {
  border: 2px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 1rem;
}

input:focus {
  outline: none;
  border-color: #38bdf8;
  background: #f0f9ff;
}

.character-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
}

.char-btn {
  border: 3px solid var(--line);
  background: white;
  border-radius: 6px;
  padding: 8px 4px;
  cursor: pointer;
  box-shadow: 3px 3px 0 #e0f2fe;
}

.char-btn.selected {
  border-color: #0284c7;
  background: #e0f2fe;
  box-shadow: 3px 3px 0 #38bdf8;
}

.char-swatch {
  width: 36px;
  height: 36px;
  margin: 0 auto 4px;
  border-radius: 4px;
}

.char-btn small {
  display: block;
  font-size: 11px;
  color: var(--muted);
}

.primary,
.ghost {
  min-height: 44px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
}

.primary {
  border: 3px solid #0369a1;
  background: var(--sky-500);
  color: white;
  border-radius: 6px;
  box-shadow: 4px 4px 0 #0369a1;
}

.primary:hover {
  background: var(--sky-600);
}

.ghost {
  border: 3px solid #0284c7;
  background: white;
  color: var(--sky-600);
  padding: 8px 12px;
  white-space: nowrap;
  border-radius: 6px;
  box-shadow: 3px 3px 0 #bae6fd;
}

.stage {
  background: rgba(255, 255, 255, 0.94);
  border-radius: 8px;
  padding: 12px;
  border: 4px solid #0369a1;
  box-shadow: 6px 6px 0 rgba(2, 136, 215, 0.35);
}

canvas {
  display: block;
  width: 100%;
  height: auto;
  margin-inline: auto;
  border-radius: 4px;
  touch-action: none;
}

.leave {
  width: 100%;
  margin-top: 10px;
}

.player-chip,
.point-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.85rem;
}

.player-chip {
  background: #e0f2fe;
  color: #0369a1;
  padding: 6px 10px;
}

.point-badge {
  background: linear-gradient(90deg, #fcd34d, #facc15);
  color: #78350f;
  padding: 6px 10px;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.06);
}

.rank-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

.ranking-list {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.rank-row {
  display: grid;
  grid-template-columns: 40px 1fr auto;
  gap: 10px;
  align-items: center;
  border-bottom: 1px solid #f1f5f9;
  padding: 8px 8px;
  border-radius: 12px;
}

.rank-row p {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.rank-row.me {
  background: #f0f9ff;
}

.rank-num {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: #f1f5f9;
  color: #475569;
  font-size: 0.85rem;
  font-weight: 700;
}

.empty {
  color: var(--muted);
}

.hidden {
  display: none !important;
}

footer {
  text-align: center;
  color: #0f3d5c;
  font-size: 0.85rem;
  margin-top: 20px;
  font-weight: 700;
  text-shadow: 1px 1px 0 rgba(255, 255, 255, 0.8);
}

@media (max-width: 1080px) {
  .layout {
    grid-template-columns: 1fr;
    justify-items: center;
  }

  .game-col,
  .info-col,
  .rank-col {
    width: min(92vw, 540px);
    justify-self: center;
  }

  .game-col {
    width: min(92vw, 540px, calc((100dvh - 210px) * 480 / 700));
  }

  .character-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .topbar {
    flex-wrap: wrap;
  }
}