/* ============================================================
   Loaders, subtle, on-brand
   Small motion accents that reinforce meaning where they sit.
   All decorative, all aria-hidden, all respect reduced-motion.
   ============================================================ */

.ldr {
  display: inline-block;
  vertical-align: middle;
  flex-shrink: 0;
}

/* ---- 1. Recall ripple, Gaia / memory ---- */
.ldr-recall {
  position: relative;
  width: 22px;
  height: 22px;
}
.ldr-recall .rr {
  position: absolute;
  inset: 0;
  border: 1px solid var(--c-gaia);
  border-radius: 50%;
  opacity: 0;
  animation: ldr-recall 2.4s cubic-bezier(0.2, 0.8, 0.2, 1) infinite;
}
.ldr-recall .rr:nth-child(2) { animation-delay: 1.2s; }
.ldr-recall .dot {
  position: absolute; left: 50%; top: 50%;
  width: 6px; height: 6px; margin: -3px 0 0 -3px;
  background: var(--c-gaia);
  border-radius: 50%;
}
@keyframes ldr-recall {
  0%   { transform: scale(1);   opacity: 0; }
  40%  {                        opacity: 0.55; }
  100% { transform: scale(0.18); opacity: 0; }
}

/* ---- 2. DAG branch, Swarms / parallelism ---- */
.ldr-dag {
  position: relative;
  width: 28px;
  height: 22px;
}
.ldr-dag .nh,
.ldr-dag .nb {
  position: absolute;
  width: 5px; height: 5px;
  background: var(--c-swarms);
  border-radius: 50%;
}
.ldr-dag .nh { top: 0; left: 50%; margin-left: -2.5px; }
.ldr-dag .nb { bottom: 0; }
.ldr-dag .nb1 { left: 0; }
.ldr-dag .nb2 { left: 50%; margin-left: -2.5px; }
.ldr-dag .nb3 { right: 0; }
.ldr-dag .nb {
  opacity: 0;
  animation: ldr-dag 2.2s cubic-bezier(0.2, 0.7, 0.2, 1) infinite;
}
.ldr-dag .nb1 { animation-delay: 0s; }
.ldr-dag .nb2 { animation-delay: 0.12s; }
.ldr-dag .nb3 { animation-delay: 0.24s; }
@keyframes ldr-dag {
  0%   { opacity: 0; transform: translateY(-8px); }
  35%  { opacity: 1; transform: translateY(0); }
  75%  { opacity: 1; transform: translateY(0); }
  100% { opacity: 0; transform: translateY(0); }
}

/* ---- 3. Bridge link, Relay / desktop continuity ---- */
.ldr-bridge {
  position: relative;
  width: 36px;
  height: 8px;
}
.ldr-bridge .na,
.ldr-bridge .nbr {
  position: absolute;
  top: 50%; transform: translateY(-50%);
  width: 6px; height: 6px;
  background: var(--ink-faint);
  border-radius: 50%;
}
.ldr-bridge .na  { left: 0; }
.ldr-bridge .nbr { right: 0; animation: ldr-bridge-end 2s linear infinite; }
.ldr-bridge .br {
  position: absolute;
  top: 50%; left: 6px;
  height: 1.5px;
  width: calc(100% - 12px);
  background: var(--c-relay);
  transform-origin: left;
  transform: scaleX(0);
  animation: ldr-bridge 2s cubic-bezier(0.2, 0.8, 0.2, 1) infinite;
}
@keyframes ldr-bridge {
  0%   { transform: scaleX(0); transform-origin: left; }
  40%  { transform: scaleX(1); transform-origin: left; }
  60%  { transform: scaleX(1); transform-origin: right; }
  100% { transform: scaleX(0); transform-origin: right; }
}
@keyframes ldr-bridge-end {
  0%, 35%, 100% { background: var(--ink-faint); }
  45%, 75%      { background: var(--c-relay); }
}

/* ---- 4. Compress bars, generic / "tokens collapse" ---- */
.ldr-compress {
  display: flex; flex-direction: column;
  gap: 3px;
  width: 36px;
}
.ldr-compress .cl {
  height: 2px;
  background: var(--ink-faint);
  border-radius: 2px;
  width: 100%;
  animation: ldr-compress 2s cubic-bezier(0.8, 0, 0.2, 1) infinite;
  transform-origin: center;
}
.ldr-compress .cl:nth-child(2) { animation-delay: 0.13s; }
.ldr-compress .cl:nth-child(3) { animation-delay: 0.26s; }
@keyframes ldr-compress {
  0%, 100% { transform: scaleX(1);    background: var(--ink-faint); }
  50%      { transform: scaleX(0.18); background: var(--accent); }
}

/* ---- 5. Progress dial, depth / score ---- */
.ldr-dial {
  width: 22px; height: 22px;
  transform: rotate(-90deg);
}
.ldr-dial .base { fill: none; stroke: var(--ink-faint); stroke-width: 2; }
.ldr-dial .pen  {
  fill: none; stroke: var(--accent); stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 56;
  stroke-dashoffset: 56;
  animation: ldr-dial 2.6s cubic-bezier(0.2, 0.8, 0.2, 1) infinite;
}
@keyframes ldr-dial {
  0%   { stroke-dashoffset: 56; }
  55%, 100% { stroke-dashoffset: 9; }
}

/* ---- Reduced motion: freeze everything mid-state ---- */
@media (prefers-reduced-motion: reduce) {
  .ldr-recall .rr,
  .ldr-dag .nb,
  .ldr-bridge .br,
  .ldr-bridge .nbr,
  .ldr-compress .cl,
  .ldr-dial .pen { animation: none !important; }
  .ldr-recall .rr  { opacity: 0.35; transform: scale(0.6); }
  .ldr-dag .nb     { opacity: 1; }
  .ldr-bridge .br  { transform: scaleX(1); }
  .ldr-compress .cl { transform: scaleX(0.7); }
  .ldr-dial .pen   { stroke-dashoffset: 14; }
}