/* ─── Machine Shell ──────────────────────────────────── */
.machine-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.machine {
  flex: 1;
  background: linear-gradient(165deg, #26263a 0%, #1e1e2c 55%, #232334 100%);
  border-radius: var(--radius-md);
  padding: var(--space-6) var(--space-6) var(--space-8);
  position: relative;
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.07),
    inset 0 -1px 0 rgba(0,0,0,0.55),
    inset 1px 0 0 rgba(255,255,255,0.04),
    inset -1px 0 0 rgba(255,255,255,0.03),
    0 0 0 1px #1a1a2e,
    0 0 0 2px #08080f,
    0 0 0 3px rgba(255,255,255,0.04),
    0 6px 14px rgba(0,0,0,0.65),
    0 22px 64px rgba(0,0,0,0.95);
}

/* Top edge seam */
.machine::before {
  content: '';
  position: absolute;
  top: 0;
  left: var(--space-6);
  right: var(--space-6);
  height: 1px;
  background: linear-gradient(90deg,
    transparent,
    rgba(255,255,255,0.1) 25%,
    rgba(255,255,255,0.18) 50%,
    rgba(255,255,255,0.1) 75%,
    transparent
  );
}

/* Specular highlight — subtle Voltage tint at crown */
.machine::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(ellipse at 50% -10%, rgba(232,255,0,0.04) 0%, transparent 55%);
  pointer-events: none;
  z-index: 0;
}

/* ─── Reels Container ────────────────────────────────── */
.reels-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  position: relative;
  z-index: 1;
}

/* ─── Category Labels ────────────────────────────────── */
.reel-labels {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-3);
  position: relative;
  z-index: 1;
}

.reel-label {
  text-align: center;
  color: var(--accent);
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

/* ─── Individual Reel ────────────────────────────────── */
.reel {
  position: relative;
  height: 260px;
  overflow: hidden;
  background: var(--bg);
  border-radius: var(--radius-md);
  border: 1px solid #3e3e47;
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,0.03),
    inset 0 8px 28px rgba(0,0,0,0.55),
    inset 0 -8px 28px rgba(0,0,0,0.55),
    inset 4px 0 14px rgba(0,0,0,0.6),
    inset -4px 0 14px rgba(0,0,0,0.6);
}

/* ─── Cylinder illusion — top edge ───────────────────────
   Darkens and blurs reel content near the top edge,
   creating the visual impression of a curved cylinder
   surface curving away from the viewer.              */
.reel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 85px;
  background: linear-gradient(to bottom,
    rgba(8,8,15,0.62) 0%,
    rgba(8,8,15,0.12) 70%,
    transparent 100%
  );
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  mask-image: linear-gradient(to bottom, black 15%, black 35%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, black 15%, black 35%, transparent 100%);
  z-index: 2;
  pointer-events: none;
}

/* Cylinder illusion — bottom edge */
.reel::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 85px;
  background: linear-gradient(to top,
    rgba(8,8,15,0.62) 0%,
    rgba(8,8,15,0.12) 70%,
    transparent 100%
  );
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  mask-image: linear-gradient(to top, black 15%, black 35%, transparent 100%);
  -webkit-mask-image: linear-gradient(to top, black 15%, black 35%, transparent 100%);
  z-index: 2;
  pointer-events: none;
}

/* ─── Reel Track ─────────────────────────────────────── */
.reel-track {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  /* No default transition — JS drives all transforms */
}

/* ─── Spin animation ─────────────────────────────────────
   One full cycle = 10 preview items × 52 px = 520 px.   */
@keyframes reel-spin {
  from { transform: translateY(-520px); }
  to   { transform: translateY(0); }
}

.reel-track.spinning {
  animation: reel-spin 0.45s linear infinite;
  filter: blur(2px);
}

/* ─── Reel items ─────────────────────────────────────────
   (default)  — result tile; height set inline by JS
   .preview   — compact 52 px tile used during spinning
   .side-item — flanks the result inside blur zones      */

.reel-item {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2) var(--space-5);
  text-align: center;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--text);
  line-height: 1.5;
  width: 100%;
  white-space: normal;
  word-break: break-word;
  hyphens: auto;
  max-width: 100%;
  box-sizing: border-box;
}

.reel-item.preview {
  min-height: 0;
  height: 52px;
  padding: 0 var(--space-4);
  line-height: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.reel-item.side-item {
  color: var(--text-muted);
  font-size: var(--text-xs);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  opacity: 0.8;
  padding: 0 var(--space-5);
}

/* ─── Payline ─────────────────────────────────────────── */
/* Horizontal line removed — arrows provide the payline signal instead */
.payline {
  display: none;
}

/* ─── Payline arrows (injected by JS into each .reel) ─── */
/* Always visible at low opacity; brighten on spin completion */
.reel-arrow {
  position: absolute;
  top: 50%;
  z-index: 4;
  pointer-events: none;
  width: 0;
  height: 0;
  border-style: solid;
  opacity: 0.2;
  transition: opacity 0.22s ease-out;
}

/* Left arrow: ▶ pointing right (into reel centre) */
.reel-arrow--left {
  left: 9px;
  border-width: 7px 0 7px 9px;
  border-color: transparent transparent transparent var(--accent);
  transform: translateY(-50%);
  filter: drop-shadow(0 0 4px var(--accent));
}

/* Right arrow: ◀ pointing left (into reel centre) */
.reel-arrow--right {
  right: 9px;
  border-width: 7px 9px 7px 0;
  border-color: transparent var(--accent) transparent transparent;
  transform: translateY(-50%);
  filter: drop-shadow(0 0 4px var(--accent));
}

/* Arrows brighten when the payline lights up */
.machine.payline-lit .reel-arrow {
  opacity: 1;
}

/* ─── Handle ─────────────────────────────────────────────
   --handle-progress (0–1) written frame-by-frame by JS.

   At progress 0: resting position.
   At progress 1: fully depressed.

   Shaft foreshortens (rotation-toward-viewer illusion),
   whole handle darkens as it descends.                  */

.handle-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
  position: relative;
  user-select: none;
  -webkit-user-select: none;
}

.handle-hint {
  font-size: var(--text-xs);
  color: var(--text-faint);
  font-family: var(--font-mono);
  letter-spacing: 0.2em;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  transform: rotate(180deg);
  white-space: nowrap;
  margin-top: var(--space-3);
  opacity: 0.7;
}

.handle {
  --handle-progress: 0;

  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  cursor: grab;
  padding: 0;
  background: none;
  border: none;
  will-change: transform, filter;

  transform: translateY(calc(var(--handle-progress) * 48px));
  filter: brightness(calc(1 - var(--handle-progress) * 0.55));
}

.handle.grabbing,
.handle:active {
  cursor: grabbing;
}

.handle-ball {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: radial-gradient(circle at 38% 30%, #f5ff60, #b8cc00);
  box-shadow:
    0 4px 12px rgba(0,0,0,0.75),
    inset 0 2px 5px rgba(255,255,255,0.3),
    inset 0 -2px 5px rgba(0,0,0,0.4),
    0 0 16px rgba(232,255,0,0.25);
  flex-shrink: 0;
}

.handle-shaft {
  width: 12px;
  height: calc(88px - var(--handle-progress) * 52px);
  min-height: 20px;
  background: linear-gradient(90deg,
    #0d0d1a 0%,
    #1a1a2e 14%,
    #252540 30%,
    #2e2e50 50%,
    #252540 70%,
    #1a1a2e 86%,
    #0d0d1a 100%
  );
  border-radius: 6px;
  box-shadow:
    2px 0 7px rgba(0,0,0,0.65),
    -1px 0 3px rgba(255,255,255,0.04);
  will-change: height;
}

.handle-base {
  width: 26px;
  height: 14px;
  background: linear-gradient(160deg, #1a1a2e 0%, #0d0d18 100%);
  border-radius: 4px 4px 3px 3px;
  box-shadow:
    0 3px 8px rgba(0,0,0,0.65),
    inset 0 1px 0 rgba(255,255,255,0.07),
    0 0 0 1px #0d0d1a;
}

/* ─── Mobile Spin Button ─────────────────────────────── */
.spin-btn {
  display: none;
  width: 100%;
  padding: var(--space-4) var(--space-6);
  background: var(--accent);
  color: #08080f;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: var(--text-sm);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
  margin-top: var(--space-4);
}

.spin-btn:hover:not(:disabled) {
  background: #f5ff30;
  transform: translateY(-1px);
}

.spin-btn:active:not(:disabled) {
  transform: translateY(1px);
}

/* ─── Result Area ────────────────────────────────────── */
.result-area {
  text-align: center;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.4s var(--ease-out), transform 0.4s var(--ease-out);
  pointer-events: none;
}

.result-area.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.result-sentence {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-3xl);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: var(--space-4);
}

.result-sentence strong {
  color: var(--accent);
  font-weight: inherit;
}

.result-sentence .result-audience {
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.analyst-note {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--text-muted);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.35s var(--ease-out) 0.4s, transform 0.35s var(--ease-out) 0.4s;
}

.result-area.visible .analyst-note {
  opacity: 1;
  transform: translateY(0);
}

/* ─── Action Buttons ─────────────────────────────────── */
.action-buttons {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--space-6);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.35s var(--ease-out) 0.6s, transform 0.35s var(--ease-out) 0.6s;
  pointer-events: none;
}

.result-area.visible .action-buttons {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.btn-primary {
  padding: var(--space-3) var(--space-6);
  background: var(--accent);
  color: #08080f;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: var(--text-xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
}

.btn-primary:hover:not(:disabled) {
  background: #f5ff30;
  transform: translateY(-1px);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(1px);
}

.btn-secondary {
  padding: var(--space-3) var(--space-6);
  background: transparent;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: var(--text-xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border-radius: var(--radius-md);
  border: 1px solid var(--text-faint);
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s, transform 0.1s;
}

.btn-secondary:hover {
  border-color: var(--text-muted);
  color: var(--text);
  transform: translateY(-1px);
}

.btn-secondary:active {
  transform: translateY(1px);
}

/* ─── Status Message ─────────────────────────────────── */
.status-msg {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-muted);
  text-align: center;
  min-height: 1.4em;
  letter-spacing: 0.05em;
  transition: opacity 0.3s;
}

.status-msg:empty {
  opacity: 0;
}

/* ─── Mobile ─────────────────────────────────────────── */
@media (max-width: 680px) {
  .handle-wrapper {
    display: none;
  }

  .spin-btn {
    display: block;
  }

  .machine {
    padding: var(--space-4) var(--space-4) var(--space-6);
  }

  .reel {
    height: 190px;
  }

  .reel::before,
  .reel::after {
    height: 65px;
  }

  .reel-item {
    font-size: var(--text-xs);
  }

  /* Preview tiles stay 52px at all breakpoints —
     the @keyframes reel-spin calculation depends on this. */

  .result-sentence {
    font-size: var(--text-2xl);
  }
}

@media (max-width: 420px) {
  .reels-container,
  .reel-labels {
    gap: var(--space-2);
  }

  .reel {
    height: 160px;
  }

  .reel::before,
  .reel::after {
    height: 55px;
  }

  .reel-item {
    font-size: 0.625rem;
  }

  .reel-item.preview {
    font-size: 0.625rem;
  }
}

/* ─── Sound toggle ───────────────────────────────────── */
.sound-toggle {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: 100;

  display: flex;
  align-items: center;
  justify-content: center;

  padding: var(--space-2);
  background: rgba(8, 8, 15, 0.82);
  border: 1px solid rgba(232, 255, 0, 0.25);
  border-radius: var(--radius-md);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);

  color: var(--accent); /* SVG uses currentColor — always brand yellow */
  cursor: pointer;
  line-height: 0; /* eliminate inline-block gap around the SVG */

  transition: border-color 0.15s;
}

.sound-toggle:hover {
  border-color: rgba(232, 255, 0, 0.6);
}

.sound-toggle.muted {
  border-color: rgba(232, 255, 0, 0.08);
}

.sound-toggle.muted:hover {
  border-color: rgba(232, 255, 0, 0.3);
}