/* What's Moving — production Briefing Wheel (route: why) */

#page-why.active {
  display: block;
}

.whats-moving-briefing {
  max-width: 1320px;
  margin: 0 auto;
  padding: 24px 20px 48px;
}

.wm-briefing-header {
  margin-bottom: 16px;
}

.wm-briefing-header .dash-title h2 {
  font-family: var(--display, "Playfair Display", serif);
  font-size: clamp(26px, 3vw, 34px);
  font-weight: 500;
  letter-spacing: -0.02em;
  margin: 0 0 6px;
}

.wm-briefing-header .meta {
  font-size: 13px;
  color: var(--ink-dim, #8a94a8);
  line-height: 1.5;
  max-width: 62ch;
}

.whats-moving-briefing .briefing-scene {
  padding: 0;
}

.whats-moving-briefing .intel-wheel__hint {
  display: none;
}

/* Vertical wheel — production (lab styles are scoped to body.wheel-system-lab) */
.whats-moving-briefing .intel-wheel__viewport {
  position: relative;
  z-index: 4;
  width: 100%;
}

.whats-moving-briefing .intel-wheel__viewport--vertical {
  height: 260px;
  min-height: 260px;
  max-height: 280px;
  margin-bottom: 0;
  overflow: hidden;
  cursor: grab;
  touch-action: none;
  user-select: none;
  -webkit-mask-image: linear-gradient(
    180deg,
    transparent 0%,
    #000 14%,
    #000 86%,
    transparent 100%
  );
  mask-image: linear-gradient(180deg, transparent 0%, #000 14%, #000 86%, transparent 100%);
}

.whats-moving-briefing .intel-wheel__viewport--vertical.is-dragging {
  cursor: grabbing;
}

.whats-moving-briefing .intel-wheel__track--vertical {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  width: 100%;
  height: auto;
  will-change: transform;
}

.whats-moving-briefing .intel-wheel__viewport--vertical .intel-wheel__chip {
  flex: 0 0 50px;
  width: 100%;
  min-width: 0;
  max-width: none;
  height: 50px;
  min-height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 10px;
  box-sizing: border-box;
}

.whats-moving-briefing .intel-wheel__viewport--vertical .intel-wheel__chip-label {
  width: 100%;
  text-align: center;
  font-family: var(--dash-mono, "JetBrains Mono", monospace);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(232, 236, 245, 0.65);
  transform-origin: center center;
  will-change: transform, opacity;
  white-space: nowrap;
}

.whats-moving-briefing .intel-wheel__viewport--vertical .intel-wheel__chip.is-centered .intel-wheel__chip-label {
  font-size: 15px;
  letter-spacing: 0.12em;
  color: var(--dash-gold, #d4a85a);
  text-shadow: 0 0 22px rgba(212, 168, 90, 0.45);
}

.whats-moving-briefing .intel-wheel__focus--vertical {
  position: absolute;
  left: 8px;
  right: 8px;
  top: 50%;
  width: auto;
  height: 50px;
  transform: translateY(-50%);
  border-radius: 10px;
  border: 1px solid rgba(212, 168, 90, 0.14);
  background: radial-gradient(ellipse at 50% 50%, rgba(212, 168, 90, 0.1), transparent 72%);
  box-shadow: 0 0 32px rgba(212, 168, 90, 0.1);
  pointer-events: none;
}

.whats-moving-briefing .intel-wheel__focus--vertical::after {
  content: "";
  position: absolute;
  left: 12%;
  right: 12%;
  bottom: -1px;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(212, 168, 90, 0.55), transparent);
}

.wm-briefing-foot {
  margin-top: 20px;
  font-family: var(--mono, "JetBrains Mono", monospace);
  font-size: 9px;
  letter-spacing: 0.08em;
  color: var(--ink-faint, #5a6070);
  line-height: 1.6;
}

html[data-theme="split"] #page-why .whats-moving-briefing {
  padding: 28px clamp(16px, 3vw, 32px) 56px;
}

@media (max-width: 720px) {
  .whats-moving-briefing {
    padding: 16px 14px 40px;
  }
}