/* Part 3 additive polish. Loaded after the base stylesheet. */

#part-3 {
  --dyad-safe: #3a8a8a;
  --dyad-safe-soft: rgba(58, 138, 138, 0.18);
  --dyad-hot: #a83a3a;
  --dyad-hot-soft: rgba(168, 58, 58, 0.18);
  --dyad-gold-soft: rgba(244, 194, 90, 0.22);
}

#dyad-stage {
  overflow: hidden;
}

#dyad-stage .dyad-person {
  position: relative;
  overflow: hidden;
  transform-origin: center bottom;
  will-change: transform;
  transition:
    transform 0.72s cubic-bezier(0.22, 1, 0.36, 1),
    background 0.55s ease,
    border-color 0.55s ease,
    box-shadow 0.55s ease;
}

#dyad-stage .dyad-person::before,
#dyad-stage .dyad-person::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

#dyad-stage .dyad-person::before {
  left: 50%;
  top: 78px;
  z-index: 0;
  width: 106px;
  height: 46px;
  border-radius: 58% 58% 42% 42%;
  background:
    radial-gradient(ellipse at 28% 45%, rgba(168, 116, 90, 0.22), transparent 42%),
    radial-gradient(ellipse at 72% 45%, rgba(168, 116, 90, 0.22), transparent 42%);
  opacity: 0.48;
  transform: translateX(-50%) translateY(0) scale(0.98);
  transition: opacity 0.5s ease, transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}

#dyad-stage .dyad-person::before {
  content: none;
}

#dyad-stage .dyad-person::after {
  inset: 10px;
  border-radius: 14px;
  border: 1px solid transparent;
  opacity: 0;
  transition: opacity 0.45s ease, border-color 0.45s ease;
}

#dyad-stage .dyad-brain,
#dyad-stage .dyad-card-circuit,
#dyad-stage .dyad-vitals,
#dyad-stage .dyad-meter,
#dyad-stage .dyad-name {
  position: relative;
  z-index: 1;
}

#dyad-stage .dyad-person[data-state="alert"]::before {
  opacity: 0.58;
  transform: translateX(-50%) translateY(5px) scaleX(0.92);
}

#dyad-stage .dyad-person[data-state="alert"]::after {
  opacity: 1;
  border-color: rgba(244, 194, 90, 0.28);
}

#dyad-stage .dyad-person[data-state="hot"] {
  animation: p3BodyTremble 0.48s ease-in-out infinite;
}

#dyad-stage .dyad-person[data-state="hot"]::before {
  opacity: 0.7;
  transform: translateX(-50%) translateY(8px) scaleX(0.86);
  background:
    radial-gradient(ellipse at 28% 46%, rgba(168, 58, 58, 0.24), transparent 44%),
    radial-gradient(ellipse at 72% 46%, rgba(168, 58, 58, 0.24), transparent 44%);
}

#dyad-stage .dyad-person[data-state="hot"]::after {
  opacity: 1;
  border-color: rgba(168, 58, 58, 0.22);
  animation: p3HotBorder 0.9s ease-in-out infinite;
}

#dyad-stage .dyad-person[data-state="settling"]::before {
  opacity: 0.42;
  transform: translateX(-50%) translateY(-2px) scaleX(1.04);
  background:
    radial-gradient(ellipse at 28% 45%, rgba(58, 138, 138, 0.16), transparent 43%),
    radial-gradient(ellipse at 72% 45%, rgba(58, 138, 138, 0.16), transparent 43%);
}

#dyad-stage[data-phase="calm"] #dyad-a {
  transform: translateX(4px);
}

#dyad-stage[data-phase="calm"] #dyad-b {
  transform: translateX(-4px);
}

/* bump (was: a-signal) — Jules's panel nudges slightly toward Nora
   to suggest the elbow that knocked the tower; Nora reels back. */
#dyad-stage[data-phase="bump"] #dyad-a {
  transform: translateX(-6px) translateY(2px) rotate(-0.7deg);
}

#dyad-stage[data-phase="bump"] #dyad-b {
  transform: translateX(-3px) scale(0.99);
}

#dyad-stage[data-phase="b-reads"] #dyad-a {
  transform: translateX(-11px) translateY(4px) rotate(-1.1deg);
}

#dyad-stage[data-phase="b-reads"] #dyad-b {
  transform: translateX(10px) translateY(3px) rotate(1deg);
}

#dyad-stage[data-phase="escalate"] #dyad-a {
  transform: translateX(-18px) translateY(6px) rotate(-1.8deg);
}

#dyad-stage[data-phase="escalate"] #dyad-b {
  transform: translateX(18px) translateY(6px) rotate(1.8deg);
}

/* peak — the climax. Both lean further in, more rotation, plus the
   p3BodyTremble already running on data-state="hot" intensifies things. */
#dyad-stage[data-phase="peak"] #dyad-a {
  transform: translateX(-22px) translateY(7px) rotate(-2.4deg);
}

#dyad-stage[data-phase="peak"] #dyad-b {
  transform: translateX(22px) translateY(7px) rotate(2.4deg);
}

/* breath (was: pause) — Nora's panel softens back toward neutral as her
   own circuit settles; Jules still leaning in, hasn't read her yet. */
#dyad-stage[data-phase="breath"] #dyad-a {
  transform: translateX(-4px) translateY(0) rotate(-0.2deg);
}

#dyad-stage[data-phase="breath"] #dyad-b {
  transform: translateX(8px) translateY(2px) rotate(0.8deg);
}

#dyad-stage[data-phase="settle"] #dyad-a,
#dyad-stage[data-phase="settle"] #dyad-b {
  transform: translateX(0) translateY(0) rotate(0deg);
}

#dyad-stage .dyad-scene {
  isolation: isolate;
}

#dyad-stage .dyad-scene::before,
#dyad-stage .dyad-scene::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 4px;
  z-index: 0;
  width: 72%;
  height: 22px;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(74, 107, 102, 0.12), transparent 68%);
  transform: translateX(-50%);
  pointer-events: none;
}

#dyad-stage .dyad-scene::after {
  bottom: 36px;
  width: 88%;
  height: 36px;
  border: 1px dashed rgba(168, 58, 58, 0.24);
  background: transparent;
  opacity: 0;
  transform: translateX(-50%) scale(0.72);
  transition: opacity 0.4s ease, transform 0.5s ease;
}

#dyad-stage[data-phase="b-reads"] .dyad-scene::after,
#dyad-stage[data-phase="escalate"] .dyad-scene::after,
#dyad-stage[data-phase="peak"] .dyad-scene::after {
  opacity: 1;
  transform: translateX(-50%) scale(1);
}

#dyad-stage .block-tower,
#dyad-stage .castle-bridge,
#dyad-stage .block,
#dyad-stage .dyad-child,
#dyad-stage .quarrel-mark,
#dyad-stage .dyad-breath-puff {
  will-change: transform, opacity;
}

/* Tower-initial label — "N" or "J" sits on the top block so the visitor
   can tell whose tower is whose at a glance. */
#dyad-stage .tower-initial {
  position: absolute;
  top: 2px;
  left: 50%;
  font-family: var(--sans);
  font-size: 10px;
  font-weight: 900;
  line-height: 1;
  color: rgba(92, 62, 48, 0.7);
  transform: translateX(-50%);
  pointer-events: none;
}

#dyad-stage .courtyard-pot {
  z-index: 2;
}

#dyad-stage .courtyard-pot::before {
  content: "";
  position: absolute;
  left: 4px;
  right: 4px;
  top: -4px;
  height: 5px;
  border-radius: 999px;
  background: rgba(92, 62, 48, 0.2);
}

#dyad-stage .courtyard-pot .pot-initial {
  position: absolute;
  left: 50%;
  top: 6px;
  font-family: var(--sans);
  font-size: 10px;
  font-weight: 900;
  line-height: 1;
  color: rgba(92, 62, 48, 0.68);
  transform: translateX(-50%);
}

#dyad-stage[data-phase="a-signal"] .courtyard-pot.nora {
  animation: p3PlanterScoot 0.72s cubic-bezier(0.18, 1.35, 0.36, 1) both;
}

#dyad-stage[data-phase="b-reads"] .courtyard-pot.nora,
#dyad-stage[data-phase="escalate"] .courtyard-pot.nora {
  animation: p3PlanterAgitated 0.62s ease-in-out infinite;
}

#dyad-stage[data-phase="pause"] .courtyard-pot,
#dyad-stage[data-phase="settle"] .courtyard-pot {
  animation: p3PlanterSettle 1.45s ease-out both;
}

#dyad-stage[data-phase="a-signal"] .pot-leaves,
#dyad-stage[data-phase="b-reads"] .pot-leaves,
#dyad-stage[data-phase="escalate"] .pot-leaves {
  animation: p3LeafFlutter 0.5s ease-in-out infinite;
}

#dyad-stage .quarrel-mark {
  box-shadow: 0 6px 10px rgba(168, 58, 58, 0.13);
}

#dyad-stage .quarrel-mark::before,
#dyad-stage .quarrel-mark::after {
  content: "";
  position: absolute;
  width: 9px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  opacity: 0;
  transform-origin: center;
}

#dyad-stage .quarrel-mark::before {
  left: -8px;
  top: 3px;
  transform: rotate(30deg);
}

#dyad-stage .quarrel-mark::after {
  right: -8px;
  bottom: 4px;
  transform: rotate(30deg);
}

#dyad-stage[data-phase="bump"] .quarrel-mark.nora,
#dyad-stage[data-phase="b-reads"] .quarrel-mark.jules,
#dyad-stage[data-phase="escalate"] .quarrel-mark,
#dyad-stage[data-phase="peak"] .quarrel-mark {
  animation: p3QuarrelPop 0.54s cubic-bezier(0.22, 1.5, 0.36, 1) both;
}

#dyad-stage[data-phase="escalate"] .quarrel-mark::before,
#dyad-stage[data-phase="escalate"] .quarrel-mark::after,
#dyad-stage[data-phase="peak"] .quarrel-mark::before,
#dyad-stage[data-phase="peak"] .quarrel-mark::after {
  opacity: 0.85;
  animation: p3QuarrelSpark 0.52s ease-in-out infinite;
}
#dyad-stage[data-phase="peak"] .quarrel-mark::before,
#dyad-stage[data-phase="peak"] .quarrel-mark::after {
  animation-duration: 0.32s;
}

#dyad-stage .toy-listener {
  box-shadow:
    0 8px 14px rgba(74, 107, 102, 0.12),
    0 18px 0 -8px #7aa59e;
  transform-origin: center bottom;
}

#dyad-stage .toy-listener::before,
#dyad-stage .toy-listener::after {
  transition: transform 0.35s ease;
}

#dyad-stage .toy-listener .listener-ear,
#dyad-stage .toy-listener .listener-body,
#dyad-stage .toy-listener .listener-hand,
#dyad-stage .toy-listener .listener-mouth {
  position: absolute;
  left: 50%;
  pointer-events: none;
}

#dyad-stage .toy-listener .listener-ear {
  top: -5px;
  z-index: -1;
  width: 8px;
  height: 11px;
  border: 2px solid #a8745a;
  border-radius: 70% 70% 45% 45%;
  background: #f2d5bf;
}

#dyad-stage .toy-listener .listener-ear.left {
  transform: translateX(-20px) rotate(-24deg);
}

#dyad-stage .toy-listener .listener-ear.right {
  transform: translateX(12px) rotate(24deg);
}

#dyad-stage .toy-listener .listener-body {
  top: 22px;
  z-index: -1;
  width: 22px;
  height: 18px;
  border-radius: 12px 12px 8px 8px;
  background: #7aa59e;
  border: 2px solid #4f7c77;
  transform: translateX(-50%);
}

#dyad-stage .toy-listener .listener-hand {
  top: 25px;
  z-index: 1;
  width: 9px;
  height: 9px;
  border: 2px solid #4f7c77;
  border-top: 0;
  border-radius: 0 0 999px 999px;
  opacity: 0.82;
}

#dyad-stage .toy-listener .listener-hand.left {
  transform: translateX(-23px) rotate(28deg);
}

#dyad-stage .toy-listener .listener-hand.right {
  transform: translateX(14px) rotate(-28deg);
}

#dyad-stage .toy-listener .listener-mouth {
  top: 18px;
  width: 10px;
  height: 5px;
  border-bottom: 1.6px solid #38353a;
  border-radius: 50%;
  transform: translateX(-50%);
}

#dyad-stage[data-phase="pause"] .toy-listener,
#dyad-stage[data-phase="settle"] .toy-listener,
#dyad-stage .toy-listener.shown {
  animation: p3ListenerNod 1.55s ease-in-out infinite;
}

#dyad-stage[data-phase="pause"] .listen-ring,
#dyad-stage[data-phase="settle"] .listen-ring,
#dyad-stage .listen-ring.shown {
  transform-origin: center bottom;
  animation: p3ListenWave 1.9s ease-out infinite;
}

#dyad-stage[data-phase="pause"] .listen-ring.two,
#dyad-stage[data-phase="settle"] .listen-ring.two,
#dyad-stage .listen-ring.two.shown {
  animation-delay: 0.42s;
}

#dyad-stage[data-phase="pause"] .toy-pause-mark,
#dyad-stage .toy-pause-mark.shown {
  animation: p3PauseFloat 1.3s ease-in-out infinite;
}

#dyad-stage .co-reg-cue {
  position: absolute;
  left: 50%;
  top: 64%;
  z-index: 4;
  width: 12px;
  height: 12px;
  border: 2px solid var(--dyad-safe);
  border-left: 0;
  border-bottom: 0;
  border-radius: 0 999px 0 0;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -50%) rotate(45deg) scale(0.6);
}

#dyad-stage[data-phase="breath"] .co-reg-cue,
#dyad-stage[data-phase="settle"] .co-reg-cue {
  animation: p3CoRegArc 1.8s ease-in-out infinite;
}

#dyad-stage .co-reg-cue.two {
  width: 18px;
  height: 18px;
  animation-delay: 0.34s;
  border-color: rgba(58, 138, 138, 0.62);
}

#dyad-stage .co-reg-cue.three {
  width: 24px;
  height: 24px;
  animation-delay: 0.68s;
  border-color: rgba(58, 138, 138, 0.42);
}

#dyad-stage[data-phase="breath"] .dyad-link.safe,
#dyad-stage[data-phase="settle"] .dyad-link.safe {
  stroke-dasharray: 16 10;
  animation: p3SafeLinkBreathe 1.8s ease-in-out infinite;
}

#dyad-stage[data-phase="settle"] .safe-word {
  animation: p3WordRest 2s ease-in-out infinite;
}

@keyframes p3BodyTremble {
  0%, 100% { translate: 0 0; }
  25% { translate: -1px 0; }
  50% { translate: 1px -1px; }
  75% { translate: -1px 1px; }
}

@keyframes p3HotBorder {
  0%, 100% { opacity: 0.55; }
  50% { opacity: 1; }
}

@keyframes p3PlanterScoot {
  0% { transform: translateX(0) rotate(0deg); }
  45% { transform: translateX(45px) rotate(-9deg); }
  70% { transform: translateX(34px) rotate(4deg); }
  100% { transform: translateX(38px) rotate(-5deg); }
}

@keyframes p3PlanterAgitated {
  0%, 100% { transform: translateX(38px) rotate(-5deg); }
  35% { transform: translateX(36px) rotate(-8deg); }
  70% { transform: translateX(40px) rotate(-2deg); }
}

@keyframes p3PlanterSettle {
  0% { transform: translateX(38px) rotate(-5deg); }
  64% { transform: translateX(-3px) rotate(2deg); }
  100% { transform: translateX(0) rotate(0deg); }
}

@keyframes p3LeafFlutter {
  0%, 100% { transform: translateX(-50%) rotate(0deg); }
  50% { transform: translateX(-50%) rotate(8deg); }
}

@keyframes p3QuarrelPop {
  0% { transform: scale(0.55) translateY(6px); }
  58% { transform: scale(1.14) translateY(-2px); }
  100% { transform: scale(1) translateY(0); }
}

@keyframes p3QuarrelSpark {
  0%, 100% { opacity: 0.4; transform: translateX(0) rotate(30deg) scaleX(0.8); }
  50% { opacity: 1; transform: translateX(1px) rotate(30deg) scaleX(1.15); }
}

@keyframes p3ListenerNod {
  0%, 100% { transform: translateX(-50%) translateY(0) rotate(0deg) scale(1); }
  38% { transform: translateX(-50%) translateY(2px) rotate(2.5deg) scale(1.02); }
  58% { transform: translateX(-50%) translateY(0) rotate(-1deg) scale(1); }
}

@keyframes p3ListenWave {
  0% { opacity: 0.68; transform: translateX(-50%) scale(0.8); }
  58% { opacity: 0.28; transform: translateX(-50%) scale(1.12); }
  100% { opacity: 0.05; transform: translateX(-50%) scale(1.24); }
}

@keyframes p3PauseFloat {
  0%, 100% { transform: translateX(-50%) translateY(0) scale(1); }
  50% { transform: translateX(-50%) translateY(-3px) scale(1.04); }
}

@keyframes p3CoRegArc {
  0% { opacity: 0; transform: translate(-50%, -50%) rotate(45deg) scale(0.55); }
  28% { opacity: 0.72; }
  100% { opacity: 0; transform: translate(-50%, -50%) rotate(45deg) scale(1.35); }
}

@keyframes p3SafeLinkBreathe {
  0%, 100% { opacity: 0.62; stroke-width: 2.8; }
  50% { opacity: 1; stroke-width: 4; }
}

@keyframes p3WordRest {
  0%, 100% { opacity: 0.72; }
  50% { opacity: 1; }
}

@media (max-width: 760px) {
  #dyad-stage[data-phase="calm"] #dyad-a,
  #dyad-stage[data-phase="calm"] #dyad-b {
    transform: none;
  }

  #dyad-stage .dyad-person::before {
    top: 57px;
    width: 78px;
    height: 34px;
  }

  #dyad-stage[data-phase="b-reads"]  #dyad-a,
  #dyad-stage[data-phase="escalate"] #dyad-a,
  #dyad-stage[data-phase="peak"]     #dyad-a {
    transform: translateX(-4px) translateY(4px) rotate(-1deg);
  }

  #dyad-stage[data-phase="b-reads"]  #dyad-b,
  #dyad-stage[data-phase="escalate"] #dyad-b,
  #dyad-stage[data-phase="peak"]     #dyad-b {
    transform: translateX(4px) translateY(4px) rotate(1deg);
  }

  #dyad-stage .co-reg-cue {
    top: 70%;
  }
}

@media (prefers-reduced-motion: reduce) {
  #part-3 * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
  }
}