body:has(.cbk) {
  background: radial-gradient(120% 70% at 50% 0%, #0f2a47 0%, #091524 55%, #050a12 100%) fixed;
  color: #e6f0fb;
}

body:has(.cbk) > header {
  max-width: 560px;
  padding-bottom: 12px;
}

body:has(.cbk) > header a {
  color: #8fa6c0;
  font-size: 13px;
}

main:has(.cbk) {
  max-width: 560px;
  background: transparent;
  padding-top: 12px;
}

.cbk {
  --accent: #38bdf8;
  --accent-ink: #04202e;
  --muted: #8fa6c0;
  --panel: #101f33;
  --line: #24405f;
  width: 100%;
}

.cbk-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.cbk-eyebrow {
  margin: 0 0 6px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--accent);
}

.cbk h1 {
  margin: 0;
  font-size: 28px;
  letter-spacing: 0.06em;
  line-height: 1.1;
}

.cbk h1 span {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.cbk-tag {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
  text-align: right;
}

.cbk-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 12px;
}

.cbk-stat {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 6px 8px;
  text-align: center;
  min-width: 0;
}

.cbk-stat span {
  display: block;
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.cbk-stat strong {
  display: block;
  font-size: 18px;
  font-variant-numeric: tabular-nums;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cbk-lives {
  color: #ff6b9d;
  letter-spacing: 0.1em;
}

.cbk-stage {
  position: relative;
  width: min(100%, calc((100svh - 300px) * 0.75));
  min-width: 260px;
  margin: 0 auto;
}

.cbk-canvas {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 4;
  border: 2px solid var(--line);
  border-radius: 10px;
  background: #060c15;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
}

.cbk-canvas:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.cbk-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px;
  border-radius: 10px;
  background: rgba(5, 10, 18, 0.8);
  text-align: center;
}

.cbk-overlay[hidden] {
  display: none;
}

.cbk-overlay-title {
  margin: 0;
  font-size: 30px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent);
}

.cbk-overlay-desc {
  margin: 0;
  font-size: 14px;
  color: #cfe3f8;
}

.cbk-overlay-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 8px;
}

.cbk button {
  font: inherit;
  font-size: 14px;
  color: #e6f0fb;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 18px;
  cursor: pointer;
}

.cbk button:hover {
  border-color: var(--accent);
}

.cbk button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.cbk button[hidden] {
  display: none;
}

.cbk button.cbk-primary {
  color: var(--accent-ink);
  background: var(--accent);
  border-color: var(--accent);
  font-weight: 700;
}

.cbk-pad {
  display: none;
  grid-template-columns: 1fr 1.6fr 1fr;
  gap: 10px;
  width: min(100%, 360px);
  margin: 12px auto 0;
}

.cbk-pad button {
  padding: 16px 0;
  font-size: 18px;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
}

.cbk-pad .cbk-fire {
  font-size: 15px;
  letter-spacing: 0.12em;
}

@media (pointer: coarse) {
  .cbk-pad {
    display: grid;
  }
}

.cbk-actions {
  display: flex;
  justify-content: center;
  margin-top: 12px;
}

.cbk-actions button {
  padding: 6px 16px;
  font-size: 12px;
  color: var(--muted);
}

.cbk-status {
  min-height: 1.4em;
  margin: 10px 0 0;
  font-size: 13px;
  color: var(--muted);
  text-align: center;
}

.cbk-note {
  margin: 4px 0 0;
  font-size: 12px;
  color: #e0a458;
  text-align: center;
}

.cbk-note[hidden] {
  display: none;
}

.cbk-how {
  margin-top: 22px;
  padding: 14px 16px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  font-size: 13px;
  line-height: 1.7;
}

.cbk-how h2 {
  margin: 0 0 8px;
  font-size: 14px;
  letter-spacing: 0.1em;
  color: var(--accent);
}

.cbk-how h2:not(:first-child) {
  margin-top: 16px;
}

.cbk-how dl {
  margin: 0 0 8px;
}

.cbk-how dl div {
  display: flex;
  flex-wrap: wrap;
  gap: 2px 12px;
}

.cbk-how dt {
  min-width: 11em;
  font-weight: 700;
  color: #e6f0fb;
}

.cbk-how dd {
  margin: 0;
  color: var(--muted);
}

.cbk-how p {
  margin: 0;
  color: var(--muted);
}

.cbk-items {
  margin: 0;
  padding: 0;
  list-style: none;
}

.cbk-items li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2px 10px;
}

.cbk-items b {
  min-width: 5em;
}

.cbk-items em {
  font-style: normal;
  color: var(--muted);
}

.cbk-item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 14px;
  border-radius: 7px;
  font-size: 10px;
  font-weight: 700;
  color: #0a1220;
}

.cbk-it-w { background: #4dabf7; }
.cbk-it-s { background: #69db7c; }
.cbk-it-m { background: #ffa94d; }
.cbk-it-c { background: #b197fc; }
.cbk-it-l { background: #ff6b9d; }

@media (max-width: 480px) {
  .cbk h1 {
    font-size: 24px;
  }

  .cbk-tag {
    display: none;
  }

  .cbk-stat strong {
    font-size: 16px;
  }

  .cbk-how dt {
    min-width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .cbk * {
    transition: none !important;
    animation: none !important;
  }
}