/* ==========================================================================
   O MÉTODO EM ÓRBITA
   O caminho de trabalho dentro de um círculo. O anel fecha conforme a
   página desce, os cinco pontos acendem na vez deles e o texto ao lado
   troca de passo. Uma informação por vez, no lugar da lista comprida.
   ========================================================================== */

.stage--orbit { align-items: center; }

.orbit {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
  align-items: center;
  gap: clamp(28px, 6vw, 90px);
}

/* ---------- o anel ---------- */
.orbit__stage {
  position: relative;
  container-type: size;
  width: min(42vh, 100%);
  max-width: 420px;
  aspect-ratio: 1;
  justify-self: center;
}

.orbit__ring {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
  transform: rotate(-90deg);
}
.orbit__base,
.orbit__arc {
  fill: none;
  stroke-width: 1.5;
  vector-effect: non-scaling-stroke;
}
.orbit__base { stroke: var(--rule); }
.orbit__arc {
  stroke: var(--accent);
  stroke-linecap: round;
  /* 2*pi*100 arredondado para cima: o traco anda por dashoffset */
  stroke-dasharray: 629;
  stroke-dashoffset: calc(629 - 629 * var(--arc, 0));
}

/* os cinco pontos em volta */
.orbit__marks {
  position: absolute;
  inset: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}
/* cada ponto gira em torno do centro e sobe ate a linha do anel. O raio
   vem do proprio tamanho do palco, entao acompanha qualquer tela. */
.orbit__marks li {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 9px;
  height: 9px;
  margin: -4.5px 0 0 -4.5px;
  border-radius: 50%;
  background: var(--rule);
  transform-origin: 50% 50%;
  transform: rotate(var(--a)) translateY(-45.5cqmin);
  transition: background var(--t-fast) var(--ease-soft), box-shadow var(--t-fast) var(--ease-soft);
}

.orbit__marks li.is-on {
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(71, 238, 1, .16);
}

.orbit__count {
  position: absolute;
  top: 50%;
  left: 50%;
  translate: -50% -50%;
  margin: 0;
  font-size: clamp(13px, 1.2vw, 16px);
  letter-spacing: var(--tr-label);
  color: var(--fg-3);
  white-space: nowrap;
}
.orbit__count b {
  font-weight: 400;
  font-size: clamp(38px, 6vw, 76px);
  line-height: 1;
  color: var(--fg);
  display: block;
  margin-bottom: 6px;
}

/* ---------- o texto que troca ---------- */
.orbit__list {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
  min-height: clamp(210px, 30vh, 300px);
}
.orbit__item {
  position: absolute;
  inset: 0;
  display: grid;
  align-content: center;
  gap: 12px;
  max-width: 46ch;
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px);
  transition:
    opacity var(--t-med) var(--ease-soft),
    transform var(--t-med) var(--ease-soft),
    visibility 0s linear var(--t-med);
}
.orbit__item.is-on {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition-delay: 0s;
}
.orbit__n {
  font-size: var(--fs-label);
  letter-spacing: var(--tr-label);
  text-transform: uppercase;
  color: var(--accent-ink);
  margin: 0;
}
.orbit__t { margin: 0; max-width: 18ch; }
.orbit__d { margin: 0; color: var(--fg-2); }

/* ---------- sem JavaScript ---------- */
html.anim-off .orbit { grid-template-columns: 1fr; }
html.anim-off .orbit__list { min-height: 0; display: grid; gap: var(--s5); }
html.anim-off .orbit__item {
  position: static;
  opacity: 1;
  visibility: visible;
  transform: none;
  max-width: 60ch;
}
html.anim-off .orbit__arc { stroke-dashoffset: 0; }
html.anim-off .orbit__marks li { background: var(--accent); }

@media (max-width: 900px) {
  .orbit { grid-template-columns: 1fr; gap: clamp(22px, 5vh, 42px); }
  .orbit__stage { width: min(34vh, 260px); }
  .orbit__list { min-height: clamp(200px, 34vh, 280px); }
  .orbit__item { max-width: none; }
}