:root {
  --ink: #080912;
  --bg: #0e1021;
  --panel: rgba(255, 255, 255, 0.06);
  --line: rgba(255, 255, 255, 0.14);
  --accent: #ff5f6d;
  --accent-2: #27f3ff;
  --text: #f4f7ff;
}

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

body.game-body {
  margin: 0;
  min-height: 100vh;
  font-family: "Space Mono", monospace;
  color: var(--text);
  background: linear-gradient(160deg, #0c1226 0%, #060910 60%, #04070d 100%);
}

body.game-body .viewport {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px 12px;
}

body.game-body .layout {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  width: min(100%, 1080px);
}

body.game-body .canvas-frame {
  position: relative;
  width: min(100%, 520px);
  margin: 0 auto;
  padding: 16px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.45);
}

body.game-body .score-bar {
  position: absolute;
  top: 12px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  pointer-events: none;
  z-index: 2;
}

body.game-body .score-bar.hidden {
  display: none;
}

body.game-body .score-block {
  min-width: 96px;
  padding: 10px 14px;
  background: transparent;
  border: none;
  border-radius: 0;
  text-align: center;
  box-shadow: none;
}

body.game-body .score-block strong {
  display: block;
  font-size: 32px;
  font-family: "Changa", sans-serif;
  letter-spacing: 0.5px;
  color: #fff;
  font-weight: 700;
  text-shadow: 0 3px 12px rgba(0, 0, 0, 0.6);
}

body.game-body canvas {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 14px;
  background: #0b0e1a;
  border: 1px solid rgba(255, 255, 255, 0.04);
}

body.game-body .overlay {
  position: absolute;
  inset: 16px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 14px;
  border: 1px dashed rgba(255, 255, 255, 0.12);
  opacity: 1;
  pointer-events: auto;
  transition: opacity 160ms ease;
}

body.game-body .overlay-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(8, 10, 19, 0.35), rgba(8, 10, 19, 0.4)),
    url("assets/FF_blank.png") center center / cover no-repeat;
  z-index: 0;
}

body.game-body .overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

body.game-body .card {
  position: relative;
  z-index: 1;
  margin-top: 58%;
  padding: 12px 14px;
  background: rgba(8, 10, 19, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  text-align: center;
  max-width: 320px;
  backdrop-filter: blur(4px);
}

body.game-body .card p {
  margin: 0;
  color: rgba(244, 247, 255, 0.85);
}

body.game-body .overlay-score {
  font-size: 32px;
  font-weight: 700;
  color: #fff;
  text-shadow: 0 3px 12px rgba(0, 0, 0, 0.6);
}

body.game-body .overlay-reason {
  margin-top: 8px;
  font-size: 20px;
  color: rgba(255, 255, 255, 0.9);
}

body.game-body .stack {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
}

body.game-body .card input {
  width: 180px;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(0, 0, 0, 0.35);
  color: #fff;
  font-family: "Space Mono", monospace;
}

body.game-body .card input::placeholder {
  color: rgba(255, 255, 255, 0.65);
}

body.game-body .status {
  font-size: 14px;
  color: #e6ffd6;
}

body.game-body .overlay.start .card {
  margin-top: 82%;
  padding: 0;
  background: transparent;
  border: none;
  backdrop-filter: none;
}

body.game-body .overlay.start .card p,
body.game-body .overlay.start .ghost {
  display: none;
}

body.game-body .overlay.start .cta.primary {
  min-width: auto;
  padding: 10px 12px;
  background: transparent;
  color: #fff;
  box-shadow: none;
  border: none;
  letter-spacing: 0.6px;
  text-transform: none;
  font-size: 60px;
  font-weight: 700;
}

body.game-body .cta,
body.game-body .ghost {
  border: none;
  border-radius: 12px;
  cursor: pointer;
  font-family: "Changa", sans-serif;
  font-size: 16px;
  letter-spacing: 0.4px;
  padding: 12px 18px;
  transition: transform 120ms ease, box-shadow 120ms ease, background 120ms ease;
}

body.game-body .cta {
  background: linear-gradient(130deg, #ff7a85, #ff5f6d, #ff2f52);
  color: #0b0b15;
  box-shadow: 0 10px 25px rgba(255, 95, 109, 0.35);
}

body.game-body .cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 15px 30px rgba(255, 95, 109, 0.45);
}

body.game-body .ghost {
  margin-top: 12px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  border: 1px solid var(--line);
}

body.game-body .ghost:hover {
  transform: translateY(-1px);
}

body.game-body .leaderboard {
  width: 320px;
  background: rgba(8, 10, 19, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  padding: 14px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

body.game-body .leaderboard h3 {
  margin: 0 0 10px;
  font-family: "Changa", sans-serif;
  font-size: 18px;
  letter-spacing: 0.5px;
}

body.game-body .leaderboard-list {
  margin: 0;
  padding: 0;
  list-style: none;
  max-height: 720px;
  overflow: auto;
  display: grid;
  gap: 6px;
}

body.game-body .leaderboard-list li {
  display: grid;
  grid-template-columns: 28px 1fr auto;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  color: #fff;
  font-size: 14px;
  overflow: hidden;
}

body.game-body .leaderboard-list .rank {
  font-weight: 700;
  color: #ffd166;
}

body.game-body .leaderboard-list .name {
  opacity: 0.95;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

body.game-body .leaderboard-list .points {
  font-weight: 700;
}

body.game-body .leaderboard-list .empty {
  text-align: center;
  grid-template-columns: 1fr;
}

body.game-body .hidden {
  display: none;
}

body.game-body .visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@media (max-width: 900px) {
  body.game-body .layout {
    flex-direction: column;
    align-items: center;
  }

  body.game-body .leaderboard {
    width: 100%;
    max-width: 520px;
  }
}