/* Article-only causal explainer for NOR-130. */
.alo-finding { border-left-color: #5e646e; }

.alo-explainer {
  margin: 36px 0 44px;
  padding: 28px 0 12px;
  border-block: 1px solid #e2e5ea;
  outline: none;
}
.alo-explainer:focus-visible { outline: 3px solid #5e646e; outline-offset: 5px; }
.alo-explainer-head {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(230px, .75fr);
  gap: 28px;
  align-items: end;
  margin-bottom: 24px;
}
.alo-eyebrow {
  display: block;
  margin-bottom: 9px;
  color: #5e646e;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .11em;
}
.blog-article .alo-explainer h3 {
  margin: 0;
  font-size: clamp(23px, 4vw, 34px);
  line-height: 1.18;
  letter-spacing: -.025em;
}
.alo-explainer-head p,
.alo-figure figcaption {
  margin: 0;
  color: #5e646e;
  font-size: 13px;
  line-height: 1.65;
}
.alo-figure { margin: 0; }

.alo-stage {
  position: relative;
  min-height: 265px;
  padding: 26px;
  overflow: hidden;
  border: 1px solid #9ea4b0;
  background-color: #eaecef;
  background-image: radial-gradient(#e2e5ea 0.75px, transparent 0.75px);
  background-size: 18px 18px;
}
.alo-route {
  display: grid;
  grid-template-columns: repeat(7, minmax(48px, 1fr));
  gap: 5px;
  align-items: stretch;
}
.alo-route > span {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 54px;
  color: #5e646e;
  font-size: 11px;
  font-weight: 600;
  background: #e2e5ea;
  border: 1px solid #9ea4b0;
  transition: color 320ms ease, background-color 320ms ease, border-color 320ms ease;
}
.alo-route > span::after {
  position: absolute;
  right: -7px;
  z-index: 2;
  color: #6e747e;
  content: '→';
}
.alo-route > span:last-child::after { content: ''; }
.alo-route .alo-uf2 {
  color: #0d0f12;
  border-color: #5e646e;
  background: #e2e5ea;
}
.alo-route small {
  display: none;
  margin-top: 3px;
  color: #5e646e;
  font-size: 9px;
  letter-spacing: .08em;
}
.alo-explainer[data-step="2"] .alo-route small,
.alo-explainer[data-step="3"] .alo-route small,
.alo-explainer[data-step="4"] .alo-route small,
.alo-explainer[data-step="5"] .alo-route small { display: block; }

.alo-document {
  position: absolute;
  top: 100px;
  left: 7%;
  width: 78px;
  height: 92px;
  padding: 14px 10px;
  border: 1px solid #5e646e;
  border-radius: 5px;
  background: #ffffff;
  color: #16191d;
  box-shadow: 0 8px 22px rgba(13, 15, 18, .08);
  transform: translateX(var(--alo-x, 0));
  transition: transform 660ms cubic-bezier(.22, .78, .25, 1), border-color 260ms ease;
}
.alo-document span { display: block; margin-bottom: 14px; font-size: 12px; font-weight: 700; }
.alo-document i { display: block; width: 100%; height: 1px; margin: 9px 0; background: #9ea4b0; }
.alo-explainer[data-step="4"] .alo-document {
  border-color: #b44343;
  animation: alo-return 720ms ease-in-out 2;
}

.alo-register {
  position: absolute;
  right: 24px;
  bottom: 22px;
  left: 24px;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 7px;
}
.alo-register span {
  min-height: 36px;
  padding: 8px 7px 8px 25px;
  color: #5e646e;
  font-size: 9px;
  line-height: 1.35;
  background: rgba(255, 255, 255, .88);
  border: 1px solid #9ea4b0;
  position: relative;
}
.alo-register span::before { position: absolute; left: 8px; content: '—'; font-weight: 700; }
.alo-register span.is-done { color: #0d0f12; background: #e2e5ea; border-color: #6e747e; }
.alo-register span.is-done::before { content: '✓'; }
.alo-register span.is-blocked { color: #b44343; border-color: #b44343; background: #f4e6e6; }
.alo-register span.is-blocked::before { content: '!'; }

.alo-track {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}
.alo-track li {
  min-height: 86px;
  padding: 10px;
  border-top: 2px solid #9ea4b0;
  background: #f7f8fa;
  transition: border-color 220ms ease, background-color 220ms ease, transform 220ms ease;
}
.alo-track li.is-past { border-color: #6e747e; }
.alo-track li.is-current { border-color: #5e646e; background: #e2e5ea; transform: translateY(-4px); }
.alo-track span, .alo-track strong, .alo-track small { display: block; }
.alo-track span { margin-bottom: 8px; color: #5e646e; font-size: 9px; letter-spacing: .1em; }
.alo-track strong { font-size: 12px; line-height: 1.35; }
.alo-track small { margin-top: 5px; color: #5e646e; font-size: 10px; line-height: 1.4; }

.alo-live {
  display: grid;
  grid-template-columns: 105px minmax(170px, .7fr) minmax(0, 1.3fr);
  gap: 14px;
  align-items: baseline;
  padding: 15px 0;
  border-bottom: 1px solid #e2e5ea;
}
.alo-state-label { color: #5e646e; font-size: 9px; font-weight: 700; letter-spacing: .1em; }
.alo-live strong { font-size: 13px; line-height: 1.45; }
.alo-live > span:last-child { color: #16191d; font-size: 12px; line-height: 1.55; }

.alo-controls { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; padding: 14px 0 10px; }
.alo-controls button {
  min-height: 40px;
  padding: 8px 11px;
  color: #0d0f12;
  font: inherit;
  font-size: 12px;
  background: transparent;
  border: 1px solid #9ea4b0;
  border-radius: 5px;
  cursor: pointer;
}
.alo-controls button:hover { background: #eaecef; }
.alo-controls button:focus-visible { outline: 3px solid #5e646e; outline-offset: 3px; }
.alo-counter { margin-left: auto; color: #5e646e; font-size: 11px; font-variant-numeric: tabular-nums; }
.alo-figure figcaption { padding: 2px 0 18px; }

.alo-state-copy {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
  padding: 0 0 22px;
  list-style: none;
}
.alo-state-copy li { padding-top: 11px; border-top: 1px solid #9ea4b0; }
.alo-state-copy li.is-current { padding-top: 9px; border-top: 3px solid #5e646e; }
.alo-state-copy strong, .alo-state-copy span { display: block; }
.alo-state-copy strong { font-size: 11px; line-height: 1.45; }
.alo-state-copy span { margin-top: 7px; color: #5e646e; font-size: 10px; line-height: 1.55; }

#source-1, #source-2, #source-3, #source-4, #source-5,
#source-6, #source-7, #source-8, #source-9 { scroll-margin-top: 100px; }

@keyframes alo-return {
  0%, 100% { transform: translateX(var(--alo-x, 0)); }
  50% { transform: translateX(calc(var(--alo-x, 0) - 18px)); }
}

@media (max-width: 760px) {
  .alo-explainer-head, .alo-live { grid-template-columns: 1fr; gap: 10px; }
  .alo-stage { min-height: 365px; padding: 14px; overflow-x: auto; }
  .alo-route { min-width: 620px; }
  .alo-document { top: 92px; left: 18px; }
  .alo-register { right: 14px; bottom: 14px; left: 14px; grid-template-columns: 1fr 1fr; }
  .alo-track, .alo-state-copy { grid-template-columns: 1fr; }
  .alo-track li { min-height: 0; }
  .alo-counter { width: 100%; margin: 4px 0 0; }
  @keyframes alo-return {
    0%, 100% { transform: translateX(var(--alo-x, 0)); }
    50% { transform: translateX(calc(var(--alo-x, 0) - 18px)); }
  }
}

@media (prefers-reduced-motion: reduce) {
  .alo-document, .alo-route > span, .alo-track li { transition: none; animation: none; }
}