/* RK Process Rail — horizontal timed steps (catering "How Booking Works") */

.rk-rail-section {
  background: var(--rk-rail-section-bg, var(--rk-cream-2));
}

.rk-rail {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.5rem;
  position: relative;
  min-width: 0;
}

.rk-rail::before {
  content: "";
  position: absolute;
  top: 1.4rem;
  left: 6%;
  right: 6%;
  height: 2px;
  background: repeating-linear-gradient(
    to right,
    var(--rk-border-strong) 0 10px,
    transparent 10px 18px
  );
}

.rk-rail__step {
  position: relative;
  padding-top: 3.6rem;
  min-width: 0;
}

.rk-rail__step::before {
  content: "";
  position: absolute;
  top: 0.55rem;
  left: 0;
  width: 1.7rem;
  height: 1.7rem;
  border-radius: 50%;
  background: var(--rk-rail-section-bg, var(--rk-cream-2));
  border: 3px solid var(--rk-rail-accent, var(--rk-orange));
}

.rk-rail__step.is-inview::before {
  animation: rkRailPop 0.5s var(--rk-ease-out) both;
}

@keyframes rkRailPop {
  0% { transform: scale(0.3); opacity: 0; }
  70% { transform: scale(1.18); opacity: 1; }
  100% { transform: scale(1); }
}

.rk-rail__when {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--rk-rail-chip-ink, var(--rk-orange-deep));
  background: var(--rk-rail-chip-bg, rgba(236, 78, 32, 0.1));
  border-radius: 100px;
  padding: 0.28rem 0.7rem;
  margin-bottom: 0.7rem;
}

.rk-rail__step h3 {
  font-size: 1.3rem;
  margin: 0 0 0.4rem;
  color: var(--rk-rail-title-ink, var(--rk-ink));
}

.rk-rail__step p {
  margin: 0;
  color: var(--rk-rail-text-ink, var(--rk-ink-dim));
  font-size: 0.95rem;
  line-height: 1.6;
}

@media (max-width: 1000px) {
  .rk-rail {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    row-gap: 2rem;
  }

  .rk-rail::before {
    display: none;
  }
}

@media (max-width: 560px) {
  .rk-rail {
    grid-template-columns: minmax(0, 1fr);
  }
}