/* =============================================================================
   Scrum Fighter styles
   ============================================================================= */

.sf-shell {
  display: flex;
  flex-direction: column;
  gap: var(--space-3, 0.75rem);
  user-select: none;
}

/* ---- HUD: health bars, round pips, timer, ladder rung ---- */

.sf-hud {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
}

.sf-bar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  min-width: 0;
}
.sf-bar.p2 {
  flex-direction: row-reverse;
  text-align: right;
}

.sf-bar .name {
  flex: 0 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-primary);
}

.sf-bar .track {
  flex: 1 1 auto;
  height: 0.85rem;
  background: var(--bg-overlay, rgba(255, 255, 255, 0.08));
  border: 1px solid var(--border);
  border-radius: var(--radius-sm, 0.25rem);
  overflow: hidden;
}
.sf-bar .track i {
  display: block;
  height: 100%;
  width: 100%;
  background: var(--accent-cyan);
  transition: width 90ms linear;
}
.sf-bar.p2 .track i {
  margin-left: auto;
}

/* Earned-special meter: a thinner bar under the health track. Fills as the
   fighter lands hits and takes damage; once full it glows and pulses so the
   "special ready" signal is never color-only (it animates and is announced via
   aria-label). */
.sf-bar .meter {
  flex: 1 1 auto;
  height: 0.4rem;
  background: var(--bg-overlay, rgba(255, 255, 255, 0.06));
  border: 1px solid var(--border);
  border-radius: var(--radius-sm, 0.25rem);
  overflow: hidden;
  opacity: 0.75;
}
.sf-bar .meter i {
  display: block;
  height: 100%;
  width: 0%;
  background: var(--accent-cyan);
  transition: width 120ms linear;
}
.sf-bar.p2 .meter i {
  margin-left: auto;
}
.sf-bar .meter.is-ready {
  opacity: 1;
  border-color: var(--text-primary);
  box-shadow: 0 0 8px 1px currentColor;
  animation: sf-meter-pulse 700ms ease-in-out infinite;
}
@keyframes sf-meter-pulse {
  0%,
  100% {
    filter: brightness(1);
  }
  50% {
    filter: brightness(1.7);
  }
}

.sf-bar .pips {
  flex: 0 0 auto;
  letter-spacing: 0.1em;
  color: var(--accent-magenta);
}

.sf-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 1.1;
}
.sf-center .timer {
  font-size: var(--font-size-lg);
  font-variant-numeric: tabular-nums;
  color: var(--text-primary);
}
.sf-center .rung {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  white-space: nowrap;
}

/* ---- arena ---- */

.sf-canvas-wrap {
  position: relative;
  width: 100%;
  background: #0a0a0f;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 3 / 2;
  touch-action: none;
}

.sf-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* ---- overlay: select screen and game-over ---- */

.sf-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: var(--space-3);
  background: rgba(10, 10, 15, 0.82);
  backdrop-filter: blur(2px);
  padding: var(--space-4);
  overflow-y: auto;
}
.sf-overlay[hidden] {
  display: none;
}

/* game-over content is wrapped so celebration mode can reposition it */
.sf-result {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  text-align: center;
}

/* celebration: let the dancing winner and the taunt bubble show through.
   The result panel drops to the bottom so it never covers the bubble. */
.sf-overlay.is-celebration {
  background: transparent;
  backdrop-filter: none;
  justify-content: flex-end;
  pointer-events: none;
}
.sf-overlay.is-celebration .sf-result {
  pointer-events: auto;
  background: rgba(10, 10, 15, 0.85);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-4);
}
.sf-overlay h2 {
  margin: 0;
  font-size: var(--font-size-xl);
}
.sf-overlay .sf-sub {
  color: var(--text-secondary);
  margin: 0;
  max-width: 42ch;
}
.sf-overlay .sf-label {
  margin: var(--space-2) 0 0;
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.sf-modes {
  display: inline-flex;
  gap: var(--space-2);
}
.sf-mode {
  font: inherit;
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  padding: 0.4rem 0.9rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  min-height: var(--hit-target-min);
}
.sf-mode.is-on {
  color: var(--text-primary);
  border-color: var(--accent-cyan);
}

.sf-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.4rem;
  width: 100%;
  max-width: 32rem;
}
@media (min-width: 30rem) {
  .sf-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}
.sf-pick {
  font: inherit;
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  padding: 0.45rem 0.3rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  min-height: var(--hit-target-min);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.sf-pick.is-on {
  color: var(--text-primary);
  border-width: 2px;
}

/* ---- difficulty picker (#30) ---- */

.sf-grid.sf-diff {
  grid-template-columns: 1fr;
  max-width: 22rem;
  gap: 0.5rem;
}
@media (min-width: 34rem) {
  .sf-grid.sf-diff {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    max-width: 34rem;
  }
}
.sf-diff-pick {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.15rem;
  white-space: normal;
  text-align: left;
  padding: 0.6rem 0.7rem;
  min-height: auto;
}
.sf-diff-name {
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  font-weight: 600;
}
.sf-diff-thr {
  font-size: var(--font-size-xs);
  color: var(--accent-cyan);
  font-variant-numeric: tabular-nums;
}
.sf-diff-hint {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  line-height: 1.25;
}
.sf-diff-pick.is-on .sf-diff-name {
  color: var(--accent-cyan);
}

.sf-play {
  font: inherit;
  font-family: var(--font-mono);
  font-size: var(--font-size-md, 1rem);
  margin-top: var(--space-2);
  padding: 0.6rem 1.6rem;
  background: var(--accent-cyan);
  border: 1px solid var(--accent-cyan);
  border-radius: var(--radius-md);
  color: #0a0a0f;
  font-weight: 700;
  cursor: pointer;
  min-height: var(--hit-target-min);
}
.sf-play:hover {
  filter: brightness(1.08);
}

.sf-submit {
  font-family: var(--font-mono);
  color: var(--text-muted);
  font-size: var(--font-size-xs);
  min-height: 1.2em;
}

/* Touch controls are the universal NERD pad (gamepad.js + .ns-gamepad in
   site.css): a D-pad on the left, a four-face N E R D diamond on the right,
   built by the game and pinned to the screen corners while a fight is live. No
   game-local touch CSS needed. */

.sf-help {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  font-family: var(--font-mono);
  margin: 0;
}

@media (prefers-reduced-motion: reduce) {
  .sf-bar .track i,
  .sf-bar .meter i {
    transition: none;
  }
  .sf-bar .meter.is-ready {
    animation: none;
  }
}