/* ==================================================
   VIPZUE — ZONAS DE TRANSIÇÃO ENTRE SEÇÕES
   Não são seções independentes: pequenas zonas de motion que
   conectam a atmosfera de uma seção à seguinte.
   Calibradas contra a referência visual principal.
   ================================================== */

.transition {
  position: relative;
  z-index: var(--z-transition);
  background: var(--bg-base);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: var(--space-xs);
  padding-block: var(--space-xl);
  padding-inline: var(--container-pad);
  overflow: hidden;
}

/* ---- Barra horizontal com nós (usada em 04→05 e 06→07) ---- */
.transition__rail {
  width: min(100%, 1120px);
  height: 12px;
  margin-top: var(--space-sm);
  overflow: visible;
}

.transition__rail-line {
  stroke: rgb(var(--champagne-rgb) / 0.34);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.transition__rail-dot {
  fill: var(--champagne-claro);
}

/* ==================================================
   02 → 03 : do sintoma ao gargalo
   ================================================== */
.transition--02-03 {
  background: linear-gradient(to bottom, var(--grafite), var(--grafite));
  padding-block: var(--space-lg) var(--space-xl);
}

.transition__title {
  font-family: var(--font-estrutura);
  font-weight: 400;
  font-size: clamp(1rem, 0.85rem + 0.6vw, 1.35rem);
  letter-spacing: 0.16em;
  text-indent: 0.16em;
  text-transform: uppercase;
  color: var(--marfim);
}

.transition__title--wide {
  font-size: clamp(0.95rem, 0.85rem + 0.45vw, 1.2rem);
  letter-spacing: 0.2em;
  text-indent: 0.2em;
}

.transition__title--sm {
  font-size: var(--fs-micro);
  letter-spacing: 0.24em;
  text-indent: 0.24em;
  color: var(--champagne-claro);
}

.transition__subtitle {
  font-family: var(--font-expressao);
  font-style: italic;
  font-size: var(--fs-small);
  letter-spacing: 0.01em;
  color: var(--bege);
}

.transition__line {
  width: min(100%, 1180px);
  height: 54px;
  margin-top: var(--space-md);
  overflow: visible;
}

.transition__line-base {
  fill: none;
  stroke: rgb(var(--bronze-rgb) / 0.3);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.transition__line-progress {
  fill: none;
  stroke: var(--champagne);
  stroke-width: 1;
  stroke-linecap: round;
  vector-effect: non-scaling-stroke;
}

.transition__dot {
  fill: var(--champagne-claro);
}

/* ==================================================
   03 → 04 : P • J • C convergindo para uma direção
   ================================================== */
.transition--03-04 {
  background: linear-gradient(to bottom, var(--grafite), var(--grafite));
  padding-block: var(--space-lg) var(--space-xl);
  gap: var(--space-sm);
}

.transition__pjc {
  position: relative;
  display: flex;
  width: min(100%, 1120px);
  justify-content: space-between;
  font-family: var(--font-estrutura);
  font-size: var(--fs-micro);
  font-weight: 500;
  letter-spacing: 0.2em;
  text-indent: 0.2em;
  color: var(--bege);
  text-transform: uppercase;
}

.transition__pjc span {
  position: relative;
  padding-top: 2.6rem;
}

/* nó circular com a inicial, acima de cada rótulo */
.transition__pjc span::before {
  content: attr(data-node);
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--champagne);
  border-radius: 50%;
  font-family: var(--font-acento);
  font-size: 0.85rem;
  letter-spacing: 0;
  text-indent: 0;
  color: var(--champagne);
  background: var(--carvao);
}

.transition__converge {
  width: min(100%, 1120px);
  height: 84px;
  margin-top: -0.4rem;
  overflow: visible;
}

.transition__converge path {
  fill: none;
  stroke: rgb(var(--champagne-rgb) / 0.45);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

/* ==================================================
   04 → 05 : enxergar • estruturar • elevar
   ================================================== */
.transition--04-05 {
  background: linear-gradient(to bottom, var(--grafite), var(--grafite));
  padding-block: var(--space-lg) var(--space-xl);
}

.transition__chevron {
  width: 52px;
  height: auto;
  margin-bottom: var(--space-sm);
}

.transition__chevron path {
  fill: none;
  stroke: var(--champagne);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
  opacity: 0.65;
}

.transition__eee {
  display: flex;
  width: min(100%, 1120px);
  justify-content: space-between;
  font-family: var(--font-estrutura);
  font-weight: 600;
  font-size: clamp(0.9rem, 0.8rem + 0.4vw, 1.1rem);
  letter-spacing: 0.2em;
  text-indent: 0.2em;
  color: var(--champagne-claro);
  text-transform: uppercase;
}

.transition__signature {
  margin-top: var(--space-md);
  font-family: var(--font-estrutura);
  font-size: var(--fs-micro);
  letter-spacing: 0.26em;
  text-indent: 0.26em;
  color: var(--bronze);
  text-transform: uppercase;
}

/* ==================================================
   05 → 06 : redução de intensidade
   ================================================== */
.transition--05-06 {
  padding-block: var(--space-xl);
  background: linear-gradient(to bottom, var(--carvao), var(--carvao));
}

.transition__spark {
  position: relative;
  width: min(86%, 1180px);
  height: 1px;
  background: linear-gradient(to right, transparent, rgb(var(--champagne-rgb) / 0.5) 20%, rgb(var(--champagne-rgb) / 0.5) 80%, transparent);
}

.transition__spark::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--champagne-claro);
  transform: translate(-50%, -50%);
  box-shadow: 0 0 18px 5px rgb(var(--champagne-rgb) / 0.4);
}

/* ==================================================
   06 → 07 : clareza antes de movimento
   ================================================== */
.transition--06-07 {
  padding-block: var(--space-xl) var(--space-lg);
  background: linear-gradient(to bottom, var(--carvao), var(--carvao));
  gap: var(--space-md);
}

.transition__milestones {
  display: flex;
  width: min(100%, 1120px);
  justify-content: space-between;
  font-family: var(--font-estrutura);
  font-size: var(--fs-micro);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-indent: 0.18em;
  color: var(--bronze);
  text-transform: uppercase;
}

.transition--06-07 .transition__rail {
  margin-top: -0.35rem;
}

/* ---- Mobile ---- */
@media (max-width: 720px) {
  .transition {
    padding-block: var(--space-lg);
  }
  .transition__pjc,
  .transition__eee,
  .transition__milestones {
    font-size: 0.6rem;
    letter-spacing: 0.12em;
    text-indent: 0.12em;
  }
  .transition__milestones {
    gap: 0.4rem;
  }
  .transition__spark {
    width: 100%;
  }
}