/* ============================================================
   Kinetics — effects-b.css
   Feedback & State demos (cards 9–16)
   ============================================================ */

/* 9. Scramble reveal */
.demo-scramble {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 26px;
  letter-spacing: 0.04em;
  color: var(--bone);
  cursor: pointer;
  user-select: none;
  white-space: pre;
}
.demo-scramble:hover {
  color: var(--amber);
}

/* 10. Momentum marquee */
.demo-marquee-zone {
  width: 100%;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(
    90deg,
    transparent,
    #000 12%,
    #000 88%,
    transparent
  );
  mask-image: linear-gradient(
    90deg,
    transparent,
    #000 12%,
    #000 88%,
    transparent
  );
}
.demo-marquee-track {
  display: flex;
  gap: 12px;
  width: max-content;
  animation: marquee-scroll 14s linear infinite;
}
.demo-marquee-zone:hover .demo-marquee-track {
  animation-play-state: paused;
}
@keyframes marquee-scroll {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}
.demo-marquee-chip {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--bone-dim);
  padding: 7px 14px;
  background: var(--card-2);
  border: 1px solid var(--line);
  border-radius: 100px;
}

/* 11. Stagger entrance */
.demo-stagger-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 220px;
}
.demo-stagger-item {
  padding: 10px 14px;
  background: var(--card-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: 13px;
  opacity: 0;
  transform: translateY(14px);
  transition:
    opacity 0.45s var(--glide),
    transform 0.45s var(--glide);
}
.demo-stagger-item.in {
  opacity: 1;
  transform: translateY(0);
}

/* 12. Icon morph swap */
.demo-morph-icon {
  position: relative;
  width: 28px;
  height: 28px;
  cursor: pointer;
}
.demo-morph-icon svg {
  position: absolute;
  inset: 0;
  transition:
    opacity 0.3s ease,
    filter 0.3s ease,
    transform 0.3s var(--spring);
}
.demo-morph-icon svg.hide {
  opacity: 0;
  filter: blur(6px);
  transform: scale(0.7) rotate(-20deg);
}
.demo-morph-icon svg.show {
  opacity: 1;
  filter: blur(0);
  transform: scale(1) rotate(0deg);
}

/* 13. Underline draw */
.demo-underline-link {
  position: relative;
  font-size: 18px;
  font-weight: 500;
  color: var(--bone);
}
.demo-underline-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -5px;
  width: 100%;
  height: 2px;
  background: var(--amber);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s cubic-bezier(0.65, 0, 0.35, 1);
}
.demo-underline-link:hover::after {
  transform: scaleX(1);
}

/* 14. Elastic progress */
.demo-progress-track {
  width: 200px;
  height: 8px;
  background: var(--line);
  border-radius: 100px;
  overflow: hidden;
}
.demo-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--amber-deep), var(--amber));
  border-radius: 100px;
  transition: width 0.9s var(--glide);
}

/* 15. Delayed tooltip */
.demo-tooltip-zone {
  position: relative;
}
.demo-tooltip-trigger {
  padding: 11px 18px;
  background: var(--card-2);
  border: 1px solid var(--line);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
}
.demo-tooltip-bubble {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 10px);
  padding: 7px 12px;
  background: var(--bone);
  color: var(--graphite);
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
  border-radius: 7px;
  opacity: 0;
  transform: translateX(-50%) scale(0.85);
  transform-origin: bottom center;
  pointer-events: none;
  transition:
    opacity 0.15s ease,
    transform 0.15s ease;
}
.demo-tooltip-bubble::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: var(--bone);
}
.demo-tooltip-zone:hover .demo-tooltip-bubble {
  opacity: 1;
  transform: translateX(-50%) scale(1);
  transition:
    opacity 0.15s ease 0.4s,
    transform 0.15s var(--spring) 0.4s;
}

/* 16. Switch spring */
.demo-switch {
  width: 54px;
  height: 30px;
  padding: 4px;
  background: var(--card-2);
  border: 1px solid var(--line);
  border-radius: 100px;
  cursor: pointer;
  transition:
    background 0.3s ease,
    border-color 0.3s ease;
}
.demo-switch.on {
  background: var(--amber-deep);
  border-color: var(--amber);
}
.demo-switch-knob {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--bone-dim);
  transition:
    transform 0.4s var(--spring),
    background 0.3s ease;
}
.demo-switch.on .demo-switch-knob {
  transform: translateX(24px);
  background: var(--graphite);
}

/* ───────────────────────────────────────────────
   Added feedback & state (9–12)
   ─────────────────────────────────────────────── */

/* 9. Checkbox draw */
.demo-check {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  cursor: pointer;
  font-size: 14px;
  user-select: none;
}
.demo-check-box {
  width: 24px;
  height: 24px;
  border-radius: 7px;
  border: 2px solid var(--line);
  background: var(--card-2);
  display: grid;
  place-items: center;
  transition:
    background 0.25s ease,
    border-color 0.25s ease;
}
.demo-check.checked .demo-check-box {
  background: var(--amber);
  border-color: var(--amber);
}
.demo-check-box svg {
  width: 16px;
  height: 16px;
}
.demo-check-box .tick {
  fill: none;
  stroke: var(--graphite);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 24;
  stroke-dashoffset: 24;
  transition: stroke-dashoffset 0.32s var(--glide) 0.05s;
}
.demo-check.checked .demo-check-box .tick {
  stroke-dashoffset: 0;
}
.demo-check-label {
  transition: color 0.25s ease;
}
.demo-check.checked .demo-check-label {
  color: var(--bone-faint);
  text-decoration: line-through;
}

/* 10. Typewriter */
.demo-typewriter {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--bone);
  min-height: 24px;
}
.demo-type-text {
  white-space: pre;
}
.demo-type-caret {
  display: inline-block;
  width: 2px;
  height: 1.1em;
  margin-left: 2px;
  background: var(--amber);
  animation: caret-blink 1s steps(1) infinite;
}
@keyframes caret-blink {
  50% {
    opacity: 0;
  }
}

/* 11. Odometer count-up */
.demo-odometer {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 52px;
  color: var(--amber);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

/* 12. Status pill */
.demo-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 100px;
  background: var(--card-2);
  border: 1px solid var(--line);
  font-size: 13px;
  font-weight: 600;
  color: var(--bone);
  transition:
    background 0.35s ease,
    border-color 0.35s ease,
    color 0.35s ease;
}
.demo-status-icon {
  width: 14px;
  height: 14px;
  display: grid;
  place-items: center;
}
.demo-status-icon svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.demo-status-pill[data-state="loading"] {
  color: var(--wire);
  border-color: color-mix(in srgb, var(--wire) 45%, transparent);
}
.demo-status-pill[data-state="loading"] .demo-status-icon::before {
  content: "";
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid color-mix(in srgb, var(--wire) 30%, transparent);
  border-top-color: var(--wire);
  animation: status-spin 0.7s linear infinite;
}
.demo-status-pill[data-state="success"] {
  color: var(--graphite);
  background: var(--ok);
  border-color: var(--ok);
}
@keyframes status-spin {
  to {
    transform: rotate(1turn);
  }
}

/* ───────────────────────────────────────────────
   Added feedback & state (17–19)
   ─────────────────────────────────────────────── */

/* 17. Pulse badge (pure CSS) */
.demo-pulse-zone {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}
.demo-pulse-badge {
  position: relative;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--amber);
  color: var(--graphite);
  font-weight: 700;
  font-size: 14px;
}
.demo-pulse-badge::before,
.demo-pulse-badge::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid var(--amber);
  animation: pulse-ring 1.8s ease-out infinite;
}
.demo-pulse-badge::after {
  animation-delay: 0.9s;
}
.demo-pulse-label {
  font-size: 12px;
  color: var(--bone-faint);
}
@keyframes pulse-ring {
  0% {
    transform: scale(1);
    opacity: 0.7;
  }
  100% {
    transform: scale(2.4);
    opacity: 0;
  }
}

/* 18. Success check draw */
.demo-draw-check {
  width: 84px;
  height: 84px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--card-2);
  border: 1px solid var(--line);
  transition:
    background 0.4s ease,
    border-color 0.4s ease;
}
.demo-draw-check svg {
  width: 52px;
  height: 52px;
}
.demo-draw-check .ring {
  fill: none;
  stroke: var(--line);
  stroke-width: 3;
  stroke-dasharray: 151;
  stroke-dashoffset: 151;
  transition:
    stroke-dashoffset 0.5s cubic-bezier(0.65, 0, 0.35, 1),
    stroke 0.5s ease;
}
.demo-draw-check .tick {
  fill: none;
  stroke: var(--ok);
  stroke-width: 4;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 28;
  stroke-dashoffset: 28;
  transition: stroke-dashoffset 0.3s ease-out 0.4s;
}
.demo-draw-check.done {
  background: color-mix(in srgb, var(--ok) 14%, transparent);
  border-color: color-mix(in srgb, var(--ok) 50%, transparent);
}
.demo-draw-check.done .ring {
  stroke: var(--ok);
  stroke-dashoffset: 0;
}
.demo-draw-check.done .tick {
  stroke-dashoffset: 0;
}

/* 19. Segment loader */
.demo-segments-zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  width: 220px;
}
.demo-segments {
  display: flex;
  gap: 6px;
  width: 100%;
}
.demo-segment {
  flex: 1;
  height: 8px;
  border-radius: 4px;
  background: var(--line);
  overflow: hidden;
}
.demo-segment::after {
  content: "";
  display: block;
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, var(--amber-deep), var(--amber));
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.35s var(--glide);
}
.demo-segment.filled::after {
  transform: scaleX(1);
}

/* ───────────────────────────────────────────────
   Added feedback & state (20–22)
   ─────────────────────────────────────────────── */

/* 20. Orbit spinner */
.demo-spinner {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 4px solid var(--line);
  border-top-color: var(--amber);
  border-right-color: var(--amber);
  animation: orbit-spin 0.8s linear infinite;
}
@keyframes orbit-spin {
  to {
    transform: rotate(1turn);
  }
}

/* 21. Progress ring */
.demo-ring-zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}
.demo-ring-wrap {
  position: relative;
  width: 88px;
  height: 88px;
}
.demo-ring {
  width: 88px;
  height: 88px;
  transform: rotate(-90deg);
}
.demo-ring .track {
  fill: none;
  stroke: var(--line);
  stroke-width: 6;
}
.demo-ring .prog {
  fill: none;
  stroke: var(--amber);
  stroke-width: 6;
  stroke-linecap: round;
  stroke-dasharray: 213.6;
  stroke-dashoffset: 213.6;
  transition: stroke-dashoffset 0.9s var(--glide);
}
.demo-ring-val {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 16px;
  font-weight: 600;
  color: var(--bone);
  font-variant-numeric: tabular-nums;
}

/* 22. Notification slide-in */
.demo-notify-zone {
  position: relative;
  width: 100%;
  height: 130px;
}
.demo-notify {
  position: absolute;
  left: 50%;
  top: 14px;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 11px 18px;
  background: var(--card-2);
  border: 1px solid var(--line);
  border-radius: 100px;
  font-size: 13px;
  white-space: nowrap;
  transform: translate(-50%, -160%);
  opacity: 0;
  transition:
    transform 0.55s cubic-bezier(0.18, 1.25, 0.4, 1),
    opacity 0.3s ease;
}
.demo-notify.show {
  transform: translate(-50%, 0);
  opacity: 1;
}

/* 34–36. Uncommon system feedback */
.demo-packet-map { position: relative; width: 186px; height: 100px; }.packet-node { position: absolute; width: 14px; height: 14px; border-radius: 50%; background: var(--card-2); border: 2px solid var(--bone-faint); }.node-a { left: 8px; top: 44px; }.node-b { right: 14px; top: 13px; }.node-c { right: 14px; bottom: 13px; }.demo-packet-map i, .demo-packet-map b { position: absolute; left: 20px; width: 144px; height: 2px; transform-origin: left; background: repeating-linear-gradient(90deg, var(--amber) 0 7px, transparent 7px 15px); animation: packet-trace 1.8s linear infinite; }.demo-packet-map i { top: 49px; transform: rotate(-20deg); }.demo-packet-map b { top: 50px; transform: rotate(20deg); animation-delay: -.7s; }.demo-packet-map:hover .packet-node { border-color: var(--ok); box-shadow: 0 0 14px color-mix(in srgb, var(--ok) 40%, transparent); }@keyframes packet-trace { to { background-position: -45px 0; } }
.demo-phase-lock { position: relative; width: 150px; height: 92px; display: flex; align-items: center; justify-content: center; gap: 12px; border-bottom: 1px solid var(--line); }.demo-phase-lock span { width: 14px; height: 14px; border-radius: 50%; background: var(--amber); animation: phase-orbit 1.4s ease-in-out infinite alternate; }.demo-phase-lock span:nth-child(2) { animation-delay: -.24s; background: var(--wire); }.demo-phase-lock span:nth-child(3) { animation-delay: -.48s; background: var(--ok); }.demo-phase-lock strong { position: absolute; bottom: 12px; font: 600 10px var(--font-mono); letter-spacing: .14em; color: var(--bone-faint); transition: color .25s ease; }.demo-phase-lock:hover span { animation-delay: 0s; transform: translateY(0); }.demo-phase-lock:hover strong { color: var(--ok); } @keyframes phase-orbit { from { transform: translateY(-19px) scale(.75); } to { transform: translateY(13px) scale(1.08); } }
.demo-checksum { display: flex; gap: 5px; }.demo-checksum span { width: 25px; height: 31px; display: grid; place-items: center; background: var(--card-2); border: 1px solid var(--line); border-radius: 6px; color: var(--bone-faint); font: 600 12px var(--font-mono); transition: transform .35s var(--spring), color .3s ease, border-color .3s ease; }.demo-checksum span:nth-child(2){transition-delay:35ms}.demo-checksum span:nth-child(3){transition-delay:70ms}.demo-checksum span:nth-child(4){transition-delay:105ms}.demo-checksum span:nth-child(5){transition-delay:140ms}.demo-checksum span:nth-child(6){transition-delay:175ms}.demo-checksum span:nth-child(7){transition-delay:210ms}.demo-checksum span:last-child{transition-delay:245ms}.demo-checksum:hover span { color: var(--ok); border-color: color-mix(in srgb,var(--ok) 60%,transparent); transform: translateY(-5px) scale(1.1); }.demo-checksum span:last-child { color: var(--amber); }

/* 19. Step progress */
.demo-steps-zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 22px;
}
.demo-steps {
  position: relative;
  display: flex;
  justify-content: space-between;
  width: 210px;
  direction: rtl;
}
.demo-steps-track {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 3px;
  margin-top: -1.5px;
  background: var(--line);
  border-radius: 3px;
  z-index: 0;
}
.demo-steps-track i {
  display: block;
  height: 100%;
  background: var(--amber);
  border-radius: 3px;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.5s var(--spring);
}
.demo-steps[data-step="2"] .demo-steps-track i {
  transform: scaleX(0.333);
}
.demo-steps[data-step="3"] .demo-steps-track i {
  transform: scaleX(0.666);
}
.demo-steps[data-step="4"] .demo-steps-track i {
  transform: scaleX(1);
}
.demo-step {
  position: relative;
  z-index: 1;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--card-2);
  border: 1px solid var(--line);
  transition:
    transform 0.4s var(--spring),
    background 0.3s ease,
    border-color 0.3s ease;
}
.demo-step b {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--bone-faint);
}
.demo-step.active {
  background: var(--amber);
  border-color: var(--amber);
  transform: scale(1.18);
}
.demo-step.active b {
  color: var(--graphite);
}
.demo-steps-next {
  padding: 8px 20px;
  background: var(--card-2);
  color: var(--bone);
  border: 1px solid var(--line);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  transition: border-color 0.2s ease;
}
.demo-steps-next:hover {
  border-color: var(--amber);
}

/* 20. Undo snackbar */
.demo-undo-zone {
  position: relative;
  width: 240px;
  height: 130px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.demo-undo-trigger {
  padding: 9px 18px;
  background: var(--card-2);
  color: var(--bone);
  border: 1px solid var(--line);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  transition: border-color 0.2s ease;
}
.demo-undo-trigger:hover {
  border-color: var(--danger);
}
.demo-undo-bar {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  background: var(--graphite-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transform: translateY(140%);
  transition: transform 0.4s var(--spring);
}
.demo-undo-bar.show {
  transform: translateY(0);
}
.demo-undo-text {
  font-size: 13px;
  color: var(--bone);
  flex: 1;
}
.demo-undo-action {
  color: var(--amber);
  font-weight: 700;
  font-size: 13px;
}
.demo-undo-progress {
  position: absolute;
  left: 0;
  bottom: 0;
  height: 2px;
  width: 100%;
  background: var(--amber);
  transform-origin: left;
  transform: scaleX(1);
}
.demo-undo-bar.show .demo-undo-progress {
  animation: undo-drain 3s linear forwards;
}
@keyframes undo-drain {
  to {
    transform: scaleX(0);
  }
}

/* 21. Submit states */
.demo-loaddone-zone {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 130px;
}
.demo-loaddone-btn {
  position: relative;
  width: 130px;
  height: 46px;
  background: var(--amber);
  color: var(--graphite);
  border-radius: 100px;
  font-weight: 700;
  font-size: 14px;
  overflow: hidden;
}
.demo-loaddone-btn > * {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  transition: opacity 0.25s ease;
}
.demo-loaddone-dots,
.demo-loaddone-check {
  opacity: 0;
}
.demo-loaddone-btn.loading .demo-loaddone-label,
.demo-loaddone-btn.done .demo-loaddone-label {
  opacity: 0;
}
.demo-loaddone-btn.loading .demo-loaddone-dots {
  opacity: 1;
}
.demo-loaddone-btn.done .demo-loaddone-check {
  opacity: 1;
}
.demo-loaddone-dots i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--graphite);
  animation: ld-bounce 0.6s ease-in-out infinite;
}
.demo-loaddone-dots i:nth-child(2) {
  animation-delay: 0.12s;
}
.demo-loaddone-dots i:nth-child(3) {
  animation-delay: 0.24s;
}
@keyframes ld-bounce {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-6px);
  }
}
.demo-loaddone-check {
  width: 24px;
  height: 24px;
}
.demo-loaddone-check svg {
  width: 24px;
  height: 24px;
}
.demo-loaddone-check path {
  stroke-dasharray: 30;
  stroke-dashoffset: 30;
  transition: stroke-dashoffset 0.4s var(--spring);
}
.demo-loaddone-btn.done .demo-loaddone-check path {
  stroke-dashoffset: 0;
}

/* ───────────────────────────────────────────────
   Added feedback & state (22–24)
   ─────────────────────────────────────────────── */

/* 22. Countdown ring */
.demo-countdown-zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.demo-countdown {
  position: relative;
  width: 80px;
  height: 80px;
  cursor: pointer;
  user-select: none;
}
.demo-countdown svg {
  width: 80px;
  height: 80px;
  transform: rotate(-90deg);
}
.demo-countdown .track {
  fill: none;
  stroke: var(--line);
  stroke-width: 5;
}
.demo-countdown .prog {
  fill: none;
  stroke: var(--amber);
  stroke-width: 5;
  stroke-linecap: round;
  stroke-dasharray: 213.6;
  stroke-dashoffset: 0;
  transition:
    stroke-dashoffset 1s linear,
    stroke 0.3s ease;
}
.demo-countdown.done .prog {
  stroke: var(--ok);
}
.demo-countdown-num {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--bone);
  font-variant-numeric: tabular-nums;
}
.demo-countdown-label {
  font-size: 11px;
  color: var(--bone-faint);
}

/* 23. Skeleton to content */
.demo-skel-content {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 220px;
  cursor: pointer;
  direction: rtl;
}
.demo-skel-row {
  display: flex;
  align-items: center;
  gap: 12px;
  direction: rtl;
}
.demo-skel-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(
    90deg,
    #ececef 25%,
    #dcdce0 50%,
    #ececef 75%
  );
  background-size: 200% 100%;
  animation: shimmer-sweep 1.4s ease-in-out infinite;
  flex-shrink: 0;
  transition: opacity 0.3s ease;
}
.demo-skel-lines {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.demo-skel-bar {
  height: 10px;
  border-radius: 5px;
  background: linear-gradient(
    90deg,
    #ececef 25%,
    #dcdce0 50%,
    #ececef 75%
  );
  background-size: 200% 100%;
  animation: shimmer-sweep 1.4s ease-in-out infinite;
  transition: opacity 0.3s ease;
}
.demo-skel-bar.short {
  width: 60%;
}
.demo-skel-content.loaded .demo-skel-avatar,
.demo-skel-content.loaded .demo-skel-bar {
  animation: none;
  background: var(--card-2);
  opacity: 0;
}
.demo-skel-real {
  display: flex;
  align-items: center;
  gap: 12px;
  direction: rtl;
  text-align: right;
  opacity: 0;
  transform: translateY(8px);
  transition:
    opacity 0.4s var(--glide),
    transform 0.4s var(--glide);
  pointer-events: none;
  position: absolute;
}
.demo-skel-content.loaded .demo-skel-real {
  opacity: 1;
  transform: translateY(0);
}
.demo-skel-real-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--amber), var(--amber-deep));
  flex-shrink: 0;
  display: grid;
  place-items: center;
  color: var(--graphite);
  font-weight: 700;
  font-size: 16px;
}
.demo-skel-real-text {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.demo-skel-real-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--bone);
}
.demo-skel-real-meta {
  font-size: 11px;
  color: var(--bone-faint);
}
.demo-skel-wrap {
  position: relative;
  width: 220px;
}

/* 24. Toast stack */
.demo-toaststack-zone {
  position: relative;
  width: 240px;
  height: 130px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.demo-toaststack-trigger {
  padding: 10px 20px;
  background: var(--card-2);
  border: 1px solid var(--line);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  color: var(--bone);
  transition: border-color 0.2s ease;
  z-index: 1;
}
.demo-toaststack-trigger:hover {
  border-color: var(--amber);
}
.demo-toaststack {
  position: absolute;
  bottom: 0;
  left: 50%;
  display: flex;
  flex-direction: column-reverse;
  gap: 6px;
  width: 200px;
  pointer-events: none;
}
.demo-toaststack-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  background: var(--card-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: 12px;
  color: var(--bone);
  white-space: nowrap;
  transform: translateY(100%) scale(0.9);
  opacity: 0;
  transition:
    transform 0.5s cubic-bezier(0.18, 1.25, 0.4, 1),
    opacity 0.3s ease;
}
.demo-toaststack-item.show {
  transform: translateY(0) scale(1);
  opacity: 1;
}
.demo-toaststack-item.hide {
  transform: translateY(20px) scale(0.9);
  opacity: 0;
}
.demo-toaststack-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ok);
  flex-shrink: 0;
}

/* 25. Indeterminate bar */
.demo-indeterminate {
  position: relative;
  width: 220px;
  height: 6px;
  background: var(--line);
  border-radius: 100px;
  overflow: hidden;
}
.demo-indeterminate::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 40%;
  height: 100%;
  border-radius: 100px;
  background: linear-gradient(90deg, var(--amber-deep), var(--amber));
  animation: demo-indeterminate-slide 1.4s var(--glide) infinite;
}
@keyframes demo-indeterminate-slide {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(320%);
  }
}

/* 26. Pulse notification dot */
.demo-pulse-dot {
  position: relative;
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  color: var(--bone-dim);
}
.demo-pulse-dot svg {
  width: 26px;
  height: 26px;
}
.demo-pulse-dot::before,
.demo-pulse-dot::after {
  content: "";
  position: absolute;
  top: 6px;
  right: 6px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--amber);
}
.demo-pulse-dot::after {
  animation: demo-pulse-ring 1.8s ease-out infinite;
}
@keyframes demo-pulse-ring {
  0% {
    transform: scale(1);
    opacity: 0.7;
  }
  70%,
  100% {
    transform: scale(2.6);
    opacity: 0;
  }
}

/* 27. Shimmer skeleton */
.demo-shimmer {
  display: flex;
  flex-direction: column;
  gap: 11px;
  width: 230px;
  direction: rtl;
}
.demo-shimmer-line {
  height: 12px;
  border-radius: 6px;
  background: linear-gradient(
    90deg,
    #ececef 0%,
    #dcdce0 20%,
    #ececef 40%
  );
  background-size: 280% 100%;
  animation: demo-shimmer-sweep 1.5s linear infinite;
}
.demo-shimmer-line.short {
  width: 60%;
}
@keyframes demo-shimmer-sweep {
  0% {
    background-position: 140% 0;
  }
  100% {
    background-position: -140% 0;
  }
}

/* 28. Typing indicator */
.demo-typing {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 16px 20px;
  background: var(--card-2);
  border: 1px solid var(--line);
  border-radius: 18px 18px 18px 5px;
}
.demo-typing span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--bone-dim);
  animation: demo-typing-bounce 1.2s ease-in-out infinite;
}
.demo-typing span:nth-child(2) {
  animation-delay: 0.16s;
}
.demo-typing span:nth-child(3) {
  animation-delay: 0.32s;
}
@keyframes demo-typing-bounce {
  0%,
  60%,
  100% {
    transform: translateY(0);
    opacity: 0.4;
  }
  30% {
    transform: translateY(-7px);
    opacity: 1;
  }
}

/* 29. Heartbeat monitor */
.demo-ekg {
  position: relative;
  width: 230px;
  height: 84px;
}
.demo-ekg svg {
  position: absolute;
  inset: 0;
  width: 230px;
  height: 84px;
}
.demo-ekg-line {
  fill: none;
  stroke: var(--line);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.demo-ekg-dot {
  position: absolute;
  top: 0;
  left: 0;
  width: 9px;
  height: 9px;
  margin: -4.5px 0 0 -4.5px;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 12px 2px var(--ok);
  offset-path: path(
    "M0,42 L58,42 L70,42 L80,18 L92,68 L104,42 L150,42 L162,42 L170,30 L178,54 L186,42 L230,42"
  );
  animation: demo-ekg-run 2.4s linear infinite;
}
@keyframes demo-ekg-run {
  from {
    offset-distance: 0%;
  }
  to {
    offset-distance: 100%;
  }
}

/* 30. Battery charge */
.demo-battery {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.demo-battery-body {
  position: relative;
  width: 124px;
  height: 58px;
  padding: 5px;
  border: 3px solid var(--bone-dim);
  border-radius: 10px;
}
.demo-battery-body::after {
  content: "";
  position: absolute;
  right: -10px;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 22px;
  border-radius: 0 3px 3px 0;
  background: var(--bone-dim);
}
.demo-battery-fill {
  height: 100%;
  width: 14%;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--ok), #74e2aa);
  animation: demo-battery-charge 3.6s ease-in-out infinite;
}
@keyframes demo-battery-charge {
  0% {
    width: 14%;
  }
  85%,
  100% {
    width: 100%;
  }
}
.demo-battery-bolt {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--graphite);
  pointer-events: none;
}
.demo-battery-bolt svg {
  width: 26px;
  height: 26px;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.35));
  animation: demo-battery-bolt-pulse 1.6s ease-in-out infinite;
}
@keyframes demo-battery-bolt-pulse {
  0%,
  100% {
    opacity: 0.55;
    transform: scale(0.92);
  }
  50% {
    opacity: 1;
    transform: scale(1.08);
  }
}
.demo-battery-label {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ok);
}

/* 31. Signal bars */
.demo-signal {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 56px;
}
.demo-signal span {
  position: relative;
  width: 14px;
  border-radius: 4px;
  background: var(--card-2);
  border: 1px solid var(--line);
  overflow: hidden;
}
.demo-signal span:nth-child(1) { height: 32%; }
.demo-signal span:nth-child(2) { height: 55%; }
.demo-signal span:nth-child(3) { height: 78%; }
.demo-signal span:nth-child(4) { height: 100%; }
.demo-signal span::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--ok);
  opacity: 0;
  animation: demo-signal-fill 2.4s ease-in-out infinite;
}
.demo-signal span:nth-child(1)::after { animation-delay: 0s; }
.demo-signal span:nth-child(2)::after { animation-delay: 0.18s; }
.demo-signal span:nth-child(3)::after { animation-delay: 0.36s; }
.demo-signal span:nth-child(4)::after { animation-delay: 0.54s; }
@keyframes demo-signal-fill {
  0% { opacity: 0; }
  12% { opacity: 1; }
  70% { opacity: 1; }
  82%,
  100% { opacity: 0; }
}

/* 32. Badge counter */
.demo-cartbadge {
  position: relative;
  display: grid;
  place-items: center;
  width: 60px;
  height: 60px;
  background: var(--card-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--bone);
  cursor: pointer;
  transition: border-color 0.25s ease;
}
.demo-cartbadge:hover {
  border-color: var(--bone-faint);
}
.demo-cartbadge svg {
  width: 26px;
  height: 26px;
}
.demo-cartbadge-count {
  position: absolute;
  top: -9px;
  right: -9px;
  min-width: 22px;
  height: 22px;
  padding: 0 6px;
  display: grid;
  place-items: center;
  background: var(--amber);
  color: var(--graphite);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  border-radius: 100px;
  border: 2px solid var(--graphite);
  transition: transform 0.3s var(--spring);
}
.demo-cartbadge-count.pop {
  transform: scale(1.4);
}

/* 33. Bookmark toggle */
.demo-bookmark {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  user-select: none;
}
.demo-bookmark input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.demo-bookmark svg {
  width: 44px;
  height: 44px;
  fill: transparent;
  stroke: var(--bone-dim);
  stroke-width: 1.8;
  transition:
    fill 0.3s ease,
    stroke 0.3s ease;
}
.demo-bookmark input:checked + svg {
  fill: var(--amber);
  stroke: var(--amber);
  animation: demo-bookmark-drop 0.55s var(--spring);
}
@keyframes demo-bookmark-drop {
  0% {
    transform: translateY(-9px) scale(0.9);
  }
  55% {
    transform: translateY(3px) scale(1.14);
  }
  100% {
    transform: translateY(0) scale(1);
  }
}
.demo-bookmark-label {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--bone-faint);
  transition: color 0.3s ease;
}
.demo-bookmark input:checked ~ .demo-bookmark-label {
  color: var(--amber);
}
.demo-echo-receipt{display:flex;margin-left:24px}.demo-echo-receipt span{display:grid;place-items:center;width:48px;height:48px;margin-left:-24px;border-radius:50%;border:1px solid var(--ok);color:var(--ok);background:var(--card-2);animation:receipt-echo 1.8s var(--spring) infinite}.demo-echo-receipt span:nth-child(2){animation-delay:.09s}.demo-echo-receipt span:nth-child(3){animation-delay:.18s}@keyframes receipt-echo{0%,55%,100%{transform:scale(.86);opacity:.35}20%{transform:scale(1.08);opacity:1}}.demo-state-diff{width:190px;padding:12px;border:1px solid var(--line);border-radius:10px;background:var(--card-2);direction:rtl;text-align:right;box-shadow:0 2px 8px rgba(0,0,0,0.04)}.demo-state-diff p{display:flex;gap:9px;padding:6px;transition:.42s var(--spring)}.demo-state-diff p:first-child{color:#e11d48}.demo-state-diff p:last-child{color:var(--ok);opacity:.35;transform:translateX(8px)}.demo-state-diff:hover p:first-child{opacity:.2;transform:translateX(-8px)}.demo-state-diff:hover p:last-child{opacity:1;transform:none}.demo-signal-braille{position:relative;display:grid;grid-template-columns:repeat(2,18px);grid-template-rows:repeat(3,18px);gap:9px;padding-bottom:28px}.demo-signal-braille span{border-radius:50%;background:var(--card-2);animation:braille-cell 2.1s steps(1) infinite}.demo-signal-braille span:nth-child(2n){animation-delay:-.7s}.demo-signal-braille span:nth-child(3n){animation-delay:-1.4s}.demo-signal-braille b{position:absolute;bottom:0}@keyframes braille-cell{0%,32%{background:var(--card-2)}33%,65%{background:var(--amber)}66%,100%{background:var(--wire)}}

/* ---- New: Token Stream ---- */
.demo-token-stream {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  width: 210px;
  min-height: 88px;
  align-content: flex-start;
  padding: 4px;
  direction: rtl;
}
.demo-token-stream span {
  display: inline-flex;
  align-items: center;
  height: 26px;
  padding: 0 10px;
  border-radius: 8px;
  background: var(--card-2);
  border: 1px solid var(--line);
  color: var(--bone-dim);
  font: 500 12px var(--font-mono);
  opacity: 0;
  transform: translateY(10px) scale(0.92);
  animation: token-in 3.6s var(--spring) infinite;
}
.demo-token-stream span:nth-child(1) { animation-delay: 0s; }
.demo-token-stream span:nth-child(2) { animation-delay: 0.22s; }
.demo-token-stream span:nth-child(3) { animation-delay: 0.44s; }
.demo-token-stream span:nth-child(4) { animation-delay: 0.66s; }
.demo-token-stream span:nth-child(5) { animation-delay: 0.88s; }
.demo-token-stream span:nth-child(6) { animation-delay: 1.1s; }
.demo-token-stream span:nth-child(7) { animation-delay: 1.32s; color: var(--amber); border-color: color-mix(in srgb, var(--amber) 40%, transparent); }
.demo-token-stream span:nth-child(8) { animation-delay: 1.54s; }
@keyframes token-in {
  0%, 4% { opacity: 0; transform: translateY(10px) scale(0.92); }
  12%, 72% { opacity: 1; transform: translateY(0) scale(1); }
  88%, 100% { opacity: 0; transform: translateY(-6px) scale(0.96); }
}

/* ---- New: Presence Stack ---- */
.demo-presence {
  position: relative;
  display: flex;
  align-items: center;
  padding-left: 8px;
}
.demo-presence span {
  position: relative;
  width: 42px;
  height: 42px;
  margin-left: -12px;
  border-radius: 50%;
  border: 2px solid var(--graphite);
  background:
    radial-gradient(circle at 35% 30%, rgba(255, 255, 255, 0.35), transparent 42%),
    linear-gradient(145deg, #52525b, #3f3f46);
  box-shadow: 0 4px 12px -4px rgba(0, 0, 0, 0.16);
  transition: transform 0.4s var(--spring), z-index 0s;
}
.demo-presence span:nth-child(1) { background: linear-gradient(145deg, #5b8def, #2a4578); z-index: 1; }
.demo-presence span:nth-child(2) { background: linear-gradient(145deg, #ff0051, #8a002c); z-index: 2; }
.demo-presence span:nth-child(3) { background: linear-gradient(145deg, #4cd08a, #1f6b45); z-index: 3; }
.demo-presence span:nth-child(4) {
  z-index: 4;
  display: grid;
  place-items: center;
  color: var(--bone);
  font: 600 11px var(--font-mono);
  background: var(--card-2);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08), inset 0 0 0 1px var(--line);
}
.demo-presence span:nth-child(3)::after {
  content: "";
  position: absolute;
  right: 1px;
  bottom: 1px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--ok);
  border: 2px solid var(--graphite);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--ok) 55%, transparent);
  animation: presence-ping 1.8s ease-out infinite;
}
.demo-presence:hover span {
  transform: translateY(-6px) scale(1.06);
}
.demo-presence:hover span:nth-child(1) { transform: translate(-8px, -6px) scale(1.06); }
.demo-presence:hover span:nth-child(2) { transform: translateY(-10px) scale(1.08); }
.demo-presence:hover span:nth-child(3) { transform: translate(4px, -8px) scale(1.1); }
.demo-presence:hover span:nth-child(4) { transform: translate(10px, -4px) scale(1.06); }
@keyframes presence-ping {
  0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--ok) 55%, transparent); }
  70%, 100% { box-shadow: 0 0 0 8px transparent; }
}

/* ---- New: Confidence Settle ---- */
.demo-confidence {
  position: relative;
  width: 200px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  direction: rtl;
}
.demo-confidence-track {
  position: relative;
  height: 10px;
  border-radius: 100px;
  background: var(--line);
  border: 1px solid var(--line);
  overflow: hidden;
}
.demo-confidence-fill {
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--wire), var(--ok));
  transform-origin: right;
  animation: confidence-fill 2.8s var(--spring) infinite;
}
.demo-confidence-meta {
  display: flex;
  justify-content: space-between;
  font: 600 11px var(--font-mono);
  color: var(--bone-faint);
  direction: rtl;
}
.demo-confidence-meta b {
  position: relative;
  color: var(--ok);
  font-variant-numeric: tabular-nums;
}
.demo-confidence-meta b::after {
  content: "۸۷٪";
  animation: confidence-label 2.8s steps(1) infinite;
}
@keyframes confidence-fill {
  0% { width: 0; }
  55% { width: 96%; }
  72%, 100% { width: 87%; }
}
@keyframes confidence-label {
  0%, 12% { content: "…"; color: var(--bone-faint); }
  13%, 54% { content: "…"; color: var(--wire); }
  55%, 71% { content: "۹۶٪"; color: var(--wire); }
  72%, 100% { content: "۸۷٪"; color: var(--ok); }
}

/* 43. Optimistic rollback */
.demo-optimistic {
  width: 210px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 17px;
  background: var(--card-2);
}
.demo-optimistic-row {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}
.demo-optimistic-row b {
  order: -1;
  margin-right: auto;
  color: var(--bone);
  font-size: 12px;
  font-weight: 600;
}
.demo-optimistic-row::after {
  content: "";
  width: 48px;
  height: 24px;
  border: 1px solid var(--line);
  border-radius: 100px;
  background: linear-gradient(
    90deg,
    var(--card) 0 48%,
    color-mix(in srgb, var(--ok) 34%, var(--card)) 52% 100%
  );
}
.demo-optimistic-toggle {
  position: absolute;
  z-index: 1;
  top: 3px;
  right: 27px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--bone-dim);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
  animation: optimistic-toggle 4s var(--spring) infinite;
}
.demo-optimistic-state {
  position: relative;
  height: 18px;
  margin-top: 13px;
  overflow: hidden;
  border-top: 1px solid var(--line);
  color: var(--bone-faint);
  font-size: 9px;
  direction: rtl;
  text-align: right;
}
.demo-optimistic-state span {
  position: absolute;
  top: 7px;
  right: 0;
  opacity: 0;
}
.demo-optimistic-state span:nth-child(1) { animation: optimistic-label-a 4s ease infinite; color: var(--ok); }
.demo-optimistic-state span:nth-child(2) { animation: optimistic-label-b 4s ease infinite; color: var(--amber); }
.demo-optimistic-state span:nth-child(3) { animation: optimistic-label-c 4s ease infinite; }
@keyframes optimistic-toggle {
  0%, 12% { transform: translateX(0); background: var(--bone-dim); }
  24%, 62% { transform: translateX(24px); background: var(--ok); }
  76%, 100% { transform: translateX(0); background: var(--bone-dim); }
}
@keyframes optimistic-label-a {
  0%, 15% { opacity: 0; transform: translateY(5px); }
  24%, 34% { opacity: 1; transform: none; }
  43%, 100% { opacity: 0; transform: translateY(-5px); }
}
@keyframes optimistic-label-b {
  0%, 30% { opacity: 0; transform: translateY(5px); }
  42%, 61% { opacity: 1; transform: none; }
  70%, 100% { opacity: 0; transform: translateY(-5px); }
}
@keyframes optimistic-label-c {
  0%, 63% { opacity: 0; transform: translateY(5px); }
  76%, 92% { opacity: 1; transform: none; }
  100% { opacity: 0; transform: translateY(-5px); }
}

/* 44. Reconciliation merge */
.demo-reconcile {
  position: relative;
  width: 220px;
  height: 108px;
  display: grid;
  place-items: center;
}
.demo-reconcile-source {
  position: absolute;
  z-index: 2;
  inset: 5px 0 auto;
  display: flex;
  justify-content: space-between;
}
.demo-reconcile-source span {
  display: flex;
  align-items: center;
  gap: 7px;
  height: 32px;
  padding: 0 9px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--card-2);
  color: var(--bone-faint);
  font: 8px var(--font-mono);
  letter-spacing: 0.06em;
  animation: reconcile-source 3.4s var(--spring) infinite;
}
.demo-reconcile-source span:last-child {
  animation-name: reconcile-source-right;
}
.demo-reconcile-source b {
  color: var(--bone);
  font-size: 13px;
}
.demo-reconcile > i {
  position: absolute;
  z-index: 1;
  top: 22px;
  left: 70px;
  right: 65px;
  height: 1px;
  overflow: hidden;
  background: var(--line);
}
.demo-reconcile > i::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 45%;
  background: linear-gradient(90deg, transparent, var(--amber), transparent);
  animation: reconcile-scan 3.4s ease-in-out infinite;
}
.demo-reconcile > strong {
  position: absolute;
  z-index: 3;
  top: 55px;
  min-width: 108px;
  padding: 10px 12px;
  border: 1px solid color-mix(in srgb, var(--ok) 35%, var(--line));
  border-radius: 10px;
  background: color-mix(in srgb, var(--ok) 7%, var(--card-2));
  color: var(--ok);
  font-size: 10px;
  text-align: center;
  letter-spacing: 0.08em;
  animation: reconciliation-authority 3.4s var(--spring) infinite;
}
@keyframes reconcile-source {
  0%, 12% { opacity: 0; transform: translateX(-18px); }
  24%, 43% { opacity: 1; transform: none; }
  58%, 100% { opacity: 0; transform: translate(45px, 28px) scale(0.76); }
}
@keyframes reconcile-source-right {
  0%, 12% { opacity: 0; transform: translateX(18px); }
  24%, 43% { opacity: 1; transform: none; }
  58%, 100% { opacity: 0; transform: translate(-45px, 28px) scale(0.76); }
}
@keyframes reconcile-scan {
  0%, 20% { transform: translateX(-120%); opacity: 0; }
  34%, 48% { opacity: 1; }
  58%, 100% { transform: translateX(310%); opacity: 0; }
}
@keyframes reconciliation-authority {
  0%, 44% { opacity: 0; transform: translateY(9px) scale(0.82); }
  60%, 84% { opacity: 1; transform: none; }
  100% { opacity: 0; transform: translateY(-5px) scale(0.96); }
}

/* 45. Activity ledger */
.demo-ledger {
  width: 224px;
  display: grid;
  gap: 6px;
  direction: rtl;
}
.demo-ledger > div {
  position: relative;
  display: grid;
  grid-template-columns: 36px 1fr;
  align-items: center;
  height: 34px;
  padding: 0 13px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--card-2);
  direction: rtl;
  text-align: right;
  transform-origin: top;
  animation: ledger-age 4.6s var(--glide) infinite;
}
.demo-ledger > div:nth-child(2) { animation-delay: -0.9s; }
.demo-ledger > div:nth-child(3) { animation-delay: -1.8s; }
.demo-ledger time {
  color: var(--amber);
  font: 8px var(--font-mono);
}
.demo-ledger span {
  color: var(--bone-dim);
  font-size: 10px;
}
.demo-ledger i {
  position: absolute;
  right: 0;
  width: 2px;
  height: 100%;
  background: var(--ok);
  box-shadow: -5px 0 16px color-mix(in srgb, var(--ok) 60%, transparent);
}
@keyframes ledger-age {
  0% { opacity: 0; transform: translateY(-10px) scale(1.03); }
  18%, 58% { opacity: 1; transform: none; }
  78% { opacity: 0.5; transform: translateY(3px) scale(0.97); }
  100% { opacity: 0; transform: translateY(7px) scale(0.93); }
}

/* 46. Agent handoff */
.demo-handoff {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  width: 226px;
  padding: 18px 14px 26px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--card-2);
}
.demo-handoff-node {
  position: relative;
  display: grid;
  place-items: center;
  width: 58px;
  height: 46px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: var(--card);
}
.demo-handoff-node span {
  position: relative;
  z-index: 1;
  color: var(--bone-dim);
  font: 600 8px var(--font-mono);
  letter-spacing: 0.12em;
}
.demo-handoff-node i {
  position: absolute;
  inset: -1px;
  border-radius: 11px;
  border: 1px solid color-mix(in srgb, var(--amber) 65%, transparent);
  background: color-mix(in srgb, var(--amber) 10%, transparent);
  opacity: 0;
  animation: node-hot 5.2s ease-in-out infinite;
}
.demo-handoff-node:last-of-type i {
  animation-delay: 2.6s;
}
.demo-handoff-wire {
  position: relative;
  flex: 1;
  height: 1px;
  background: var(--line);
}
.demo-handoff-wire::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--amber), transparent);
  transform-origin: left;
  animation: wire-charge 5.2s cubic-bezier(0.65, 0, 0.35, 1) infinite;
}
.demo-handoff-wire b {
  position: absolute;
  top: -5px;
  left: 0;
  width: 11px;
  height: 11px;
  margin-left: -5px;
  border-radius: 3px;
  background: var(--amber);
  box-shadow: 0 0 14px color-mix(in srgb, var(--amber) 70%, transparent);
  animation: handoff-baton 5.2s cubic-bezier(0.65, 0, 0.35, 1) infinite;
}
.demo-handoff-ctx {
  position: absolute;
  right: 14px;
  bottom: 8px;
  color: var(--bone-faint);
  font-size: 8px;
  font-style: normal;
  letter-spacing: 0.05em;
  animation: ctx-tick 5.2s ease-in-out infinite;
}
@keyframes handoff-baton {
  0%, 12% { left: 0; transform: scale(0.3) rotate(0deg); opacity: 0; }
  22% { transform: scale(1) rotate(45deg); opacity: 1; }
  58% { left: 100%; transform: scale(1) rotate(135deg); opacity: 1; }
  70%, 100% { left: 100%; transform: scale(0.3) rotate(180deg); opacity: 0; }
}
@keyframes wire-charge {
  0%, 12% { transform: scaleX(0); opacity: 0; }
  22% { opacity: 0.7; }
  58% { transform: scaleX(1); opacity: 0.7; }
  76%, 100% { transform: scaleX(1); opacity: 0; }
}
@keyframes node-hot {
  0%, 8% { opacity: 0; }
  16%, 44% { opacity: 1; }
  58%, 100% { opacity: 0; }
}
@keyframes ctx-tick {
  0%, 54% { color: var(--bone-faint); transform: none; }
  62% { color: var(--amber); transform: translateY(-2px); }
  76%, 100% { color: var(--bone-faint); transform: none; }
}

/* 47. Rate limit cooldown */
.demo-ratelimit {
  position: relative;
  display: grid;
  gap: 12px;
  justify-items: center;
  width: 214px;
  padding: 20px 16px 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--card-2);
}
.demo-ratelimit-tokens {
  display: flex;
  gap: 8px;
}
.demo-ratelimit-tokens i {
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 10px color-mix(in srgb, var(--amber) 45%, transparent);
  animation: token-cycle 6.4s linear infinite;
}
.demo-ratelimit-tokens i:nth-child(2) { animation-delay: 0.14s; }
.demo-ratelimit-tokens i:nth-child(3) { animation-delay: 0.28s; }
.demo-ratelimit-tokens i:nth-child(4) { animation-delay: 0.42s; }
.demo-ratelimit-tokens i:nth-child(5) { animation-delay: 0.56s; }
@keyframes token-cycle {
  0%, 4% { opacity: 1; transform: scale(1); }
  9% { opacity: 0.12; transform: scale(0.5); box-shadow: none; }
  52% { opacity: 0.12; transform: scale(0.5); box-shadow: none; }
  /* refill is slow and staggered wide by the per-pip delay */
  62% { opacity: 1; transform: scale(1.22); }
  70%, 100% { opacity: 1; transform: scale(1); }
}
.demo-ratelimit-arc {
  position: relative;
  width: 148px;
  height: 3px;
  overflow: hidden;
  border-radius: 3px;
  background: var(--line);
}
.demo-ratelimit-arc span {
  position: absolute;
  inset: 0;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--danger), var(--amber));
  transform-origin: left;
  animation: cooldown-sweep 6.4s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}
@keyframes cooldown-sweep {
  0%, 8% { transform: scaleX(1); opacity: 0.9; }
  62% { transform: scaleX(0); opacity: 0.9; }
  64%, 100% { transform: scaleX(0); opacity: 0; }
}
.demo-ratelimit-state {
  position: relative;
  height: 12px;
  width: 100%;
  text-align: center;
  font-size: 9px;
  letter-spacing: 0.08em;
}
.demo-ratelimit-state b,
.demo-ratelimit-state em {
  position: absolute;
  inset: 0;
  font-style: normal;
  font-weight: 500;
}
.demo-ratelimit-state b {
  color: var(--ok);
  animation: state-ok 6.4s ease-in-out infinite;
}
.demo-ratelimit-state em {
  color: var(--danger);
  animation: state-throttled 6.4s ease-in-out infinite;
}
@keyframes state-ok {
  0%, 5% { opacity: 1; }
  10%, 62% { opacity: 0; }
  70%, 100% { opacity: 1; }
}
@keyframes state-throttled {
  0%, 5% { opacity: 0; }
  10%, 62% { opacity: 1; }
  70%, 100% { opacity: 0; }
}

/* 48. Vector recall */
.demo-vector {
  position: relative;
  display: grid;
  place-items: center;
  width: 214px;
  height: 132px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  background:
    radial-gradient(70% 90% at 50% 50%, #fff0f5, var(--card-2));
}
.demo-vector-q {
  position: relative;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 14px rgba(255, 0, 81, 0.35);
}
/* Width/height, not scale — a scaled ring thickens its own border. */
.demo-vector-q::before,
.demo-vector-q::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  border: 1px solid color-mix(in srgb, var(--amber) 60%, transparent);
  transform: translate(-50%, -50%);
  animation: recall-ring 5.6s cubic-bezier(0.16, 1, 0.3, 1) infinite;
}
.demo-vector-q::after {
  animation-delay: 0.55s;
}
@keyframes recall-ring {
  0% { width: 8px; height: 8px; opacity: 0; }
  12% { opacity: 0.75; }
  46% { width: 104px; height: 104px; opacity: 0; }
  100% { width: 104px; height: 104px; opacity: 0; }
}
.demo-vector i {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--bone-faint);
  opacity: 0.35;
  translate: var(--x) var(--y);
}
.demo-vector i.hit {
  background: var(--amber);
  animation: recall-pull 5.6s cubic-bezier(0.16, 1, 0.3, 1) infinite;
}
.demo-vector i.hit:nth-of-type(5) { animation-delay: 0.1s; }
.demo-vector i.hit:nth-of-type(6) { animation-delay: 0.2s; }
@keyframes recall-pull {
  0%, 24% {
    translate: var(--x) var(--y);
    opacity: 0.35;
    box-shadow: none;
  }
  48%, 76% {
    translate: calc(var(--x) * 0.34) calc(var(--y) * 0.34);
    opacity: 1;
    box-shadow: 0 0 12px color-mix(in srgb, var(--amber) 65%, transparent);
  }
  100% {
    translate: var(--x) var(--y);
    opacity: 0.35;
    box-shadow: none;
  }
}
.demo-vector-score {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 8px;
  height: 11px;
  text-align: center;
  font-size: 9px;
  letter-spacing: 0.06em;
}
.demo-vector-score b,
.demo-vector-score em {
  position: absolute;
  inset: 0;
  font-style: normal;
  font-weight: 500;
}
.demo-vector-score b {
  color: var(--bone-faint);
  animation: score-query 5.6s ease-in-out infinite;
}
.demo-vector-score em {
  color: var(--amber);
  animation: score-match 5.6s ease-in-out infinite;
}
@keyframes score-query {
  0%, 38% { opacity: 1; }
  48%, 80% { opacity: 0; }
  92%, 100% { opacity: 1; }
}
@keyframes score-match {
  0%, 38% { opacity: 0; transform: translateY(3px); }
  48%, 80% { opacity: 1; transform: none; }
  92%, 100% { opacity: 0; transform: translateY(3px); }
}

/* 49. Stale while revalidate */
.demo-swr {
  display: grid;
  justify-items: center;
  gap: 14px;
  width: 214px;
  padding: 18px 16px 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--card-2);
}
.demo-swr-values {
  position: relative;
  width: 100%;
  height: 52px;
}
.demo-swr-values span,
.demo-swr-values strong {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 40px;
  letter-spacing: -0.03em;
  line-height: 1;
}
.demo-swr-values span {
  color: var(--bone-dim);
  animation: stale-ghost 4.8s var(--glide) infinite;
}
.demo-swr-values strong {
  color: var(--bone);
  font-weight: 800;
  animation: fresh-in 4.8s var(--spring) infinite;
}
@keyframes stale-ghost {
  0%, 16% { opacity: 1; filter: none; transform: none; }
  36%, 70% { opacity: 0.18; filter: blur(1.6px); transform: translateX(-12px) scale(0.9); }
  88%, 100% { opacity: 1; filter: none; transform: none; }
}
@keyframes fresh-in {
  0%, 26% { opacity: 0; transform: translateX(16px) scale(0.84); }
  44%, 76% { opacity: 1; transform: none; }
  92%, 100% { opacity: 0; transform: translateX(-8px) scale(0.94); }
}
.demo-swr-state {
  position: relative;
  width: 100%;
  height: 12px;
  text-align: center;
  font-size: 9px;
  letter-spacing: 0.12em;
}
.demo-swr-state b,
.demo-swr-state em,
.demo-swr-state i {
  position: absolute;
  inset: 0;
  font-style: normal;
  font-weight: 500;
}
.demo-swr-state b {
  color: var(--bone-faint);
  animation: swr-stale 4.8s ease-in-out infinite;
}
.demo-swr-state em {
  color: var(--wire);
  animation: swr-fetch 4.8s ease-in-out infinite;
}
.demo-swr-state i {
  color: var(--ok);
  animation: swr-fresh 4.8s ease-in-out infinite;
}
@keyframes swr-stale {
  0%, 16% { opacity: 1; }
  24%, 100% { opacity: 0; }
}
@keyframes swr-fetch {
  0%, 16% { opacity: 0; }
  24%, 40% { opacity: 1; }
  50%, 100% { opacity: 0; }
}
@keyframes swr-fresh {
  0%, 42% { opacity: 0; transform: translateY(3px); }
  50%, 78% { opacity: 1; transform: none; }
  90%, 100% { opacity: 0; }
}

/* 50. Circuit breaker */
.demo-breaker {
  display: grid;
  justify-items: center;
  gap: 14px;
  width: 214px;
  padding: 18px 16px 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--card-2);
}
.demo-breaker-leds {
  display: flex;
  gap: 10px;
}
.demo-breaker-leds i {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #2e2e32;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.45);
}
.demo-breaker-leds i:nth-child(1) { animation: led-closed 6.8s ease-in-out infinite; }
.demo-breaker-leds i:nth-child(2) { animation: led-open 6.8s ease-in-out infinite; }
.demo-breaker-leds i:nth-child(3) { animation: led-half 6.8s ease-in-out infinite; }
@keyframes led-closed {
  0%, 20% { background: var(--ok); box-shadow: 0 0 10px color-mix(in srgb, var(--ok) 55%, transparent); }
  26%, 82% { background: var(--line); box-shadow: none; }
  88%, 100% { background: var(--ok); box-shadow: 0 0 10px color-mix(in srgb, var(--ok) 55%, transparent); }
}
@keyframes led-open {
  0%, 24% { background: var(--line); box-shadow: none; }
  28%, 50% { background: var(--danger); box-shadow: 0 0 10px color-mix(in srgb, var(--danger) 55%, transparent); }
  56%, 100% { background: var(--line); box-shadow: none; }
}
@keyframes led-half {
  0%, 54% { background: var(--line); box-shadow: none; }
  58%, 76% { background: var(--amber); box-shadow: 0 0 10px color-mix(in srgb, var(--amber) 55%, transparent); }
  82%, 100% { background: var(--line); box-shadow: none; }
}
.demo-breaker-arm {
  position: relative;
  width: 84px;
  height: 36px;
}
.demo-breaker-arm::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 12px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #3a3a3e;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12), 0 0 0 3px #2a2a2e;
}
.demo-breaker-arm b {
  position: absolute;
  left: 8px;
  top: 14px;
  width: 68px;
  height: 8px;
  border-radius: 4px;
  background: linear-gradient(180deg, #d8d4cc, #8a8680);
  box-shadow: 0 2px 0 #2a2a2e, inset 0 1px 0 rgba(255, 255, 255, 0.45);
  transform-origin: 6px 50%;
  animation: breaker-throw 6.8s var(--spring) infinite;
}
.demo-breaker-arm b::after {
  content: "";
  position: absolute;
  right: -5px;
  top: -4px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #f0ece4, #9a968e);
  box-shadow: 0 1px 0 #2a2a2e, inset 0 1px 0 rgba(255, 255, 255, 0.5);
}
@keyframes breaker-throw {
  0%, 18% { rotate: 0deg; }
  28%, 48% { rotate: 78deg; }
  58%, 74% { rotate: 38deg; }
  86%, 100% { rotate: 0deg; }
}
.demo-breaker-state {
  position: relative;
  width: 100%;
  height: 12px;
  text-align: center;
  font-size: 9px;
  letter-spacing: 0.14em;
}
.demo-breaker-state b,
.demo-breaker-state em,
.demo-breaker-state i {
  position: absolute;
  inset: 0;
  font-style: normal;
  font-weight: 500;
}
.demo-breaker-state b {
  color: var(--ok);
  animation: brk-closed 6.8s ease-in-out infinite;
}
.demo-breaker-state em {
  color: var(--danger);
  animation: brk-open 6.8s ease-in-out infinite;
}
.demo-breaker-state i {
  color: var(--amber);
  animation: brk-half 6.8s ease-in-out infinite;
}
@keyframes brk-closed {
  0%, 20% { opacity: 1; }
  26%, 82% { opacity: 0; }
  88%, 100% { opacity: 1; }
}
@keyframes brk-open {
  0%, 24% { opacity: 0; }
  28%, 50% { opacity: 1; }
  56%, 100% { opacity: 0; }
}
@keyframes brk-half {
  0%, 54% { opacity: 0; }
  58%, 76% { opacity: 1; }
  82%, 100% { opacity: 0; }
}

/* 51. Trace flame */
.demo-flame {
  position: relative;
  display: grid;
  gap: 7px;
  width: 214px;
  padding: 18px 14px 28px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--card-2);
}
.demo-flame-row {
  position: relative;
  width: var(--w);
  height: 22px;
  overflow: hidden;
  border-radius: 6px;
  background: color-mix(in srgb, var(--graphite) 70%, transparent);
}
.demo-flame-row span {
  position: relative;
  z-index: 1;
  display: block;
  padding: 0 8px;
  color: rgba(14, 14, 16, 0.78);
  font: 600 9px var(--font-mono);
  line-height: 22px;
  letter-spacing: 0.06em;
}
.demo-flame-row i {
  position: absolute;
  inset: 0;
  transform: scaleX(0);
  transform-origin: left center;
  animation: span-fill 5.4s var(--glide) infinite;
}
.demo-flame-row:nth-child(1) i {
  background: linear-gradient(90deg, #ff4a84, var(--amber));
}
.demo-flame-row:nth-child(2) i {
  background: linear-gradient(90deg, #9ec0ff, #6ea0ff);
  animation-delay: 0.28s;
}
.demo-flame-row:nth-child(3) i {
  background: linear-gradient(90deg, #6ed8a0, var(--ok));
  animation-delay: 0.56s;
}
@keyframes span-fill {
  0%, 8% { transform: scaleX(0); }
  28%, 70% { transform: scaleX(1); }
  88%, 100% { transform: scaleX(0); }
}
.demo-flame-ms {
  position: absolute;
  right: 14px;
  bottom: 8px;
  color: var(--bone-faint);
  font-size: 9px;
  letter-spacing: 0.08em;
  animation: flame-ms 5.4s ease-in-out infinite;
}
@keyframes flame-ms {
  0%, 20% { opacity: 0.3; }
  36%, 72% { opacity: 1; color: var(--bone); }
  88%, 100% { opacity: 0.3; }
}