.sdn-application-timeline {
  max-width: 1280px;
  background: var(--base-2, #f7f7f8);
  box-shadow: 0 4px 20px rgba(0,0,0,0.05);
  border: 1px solid var(--base-3, #e5e7eb);
  margin: 0 auto 2rem;
  padding: 0.75rem 0;
  font-family: var(--body-font, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif);
  font-size: 0.8125rem;
  color: var(--contrast, #111111);
}
 
.sdn-application-timeline__inner {
  max-width: 100%;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.sdn-application-timeline__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem 1rem;
  margin-bottom: 0.5rem;
}

.sdn-application-timeline__subtitle {
  font-size: 0.75rem;
  color: var(--contrast, #111111);
  opacity: 0.7;
  margin-top: -0.25rem;
  margin-bottom: 0.25rem;
}

.sdn-application-timeline__title {
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.sdn-application-timeline__current {
  font-weight: 400;
}

.sdn-application-timeline__link {
  margin-left: auto;
  font-weight: 500;
  text-decoration: none;
}

.sdn-application-timeline__link:hover,
.sdn-application-timeline__link:focus {
  text-decoration: underline;
}

.sdn-application-timeline__steps {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: center;
  list-style: none;
  padding: 0.25rem 0 0 0;
  margin: 0;
}

/* shared rail base styles */
.sdn-application-timeline__steps::before,
.sdn-application-timeline__steps::after {
  content: "";
  position: absolute;
  left: 0.5rem;
  right: 0.5rem;
  top: 0.875rem;
  height: 3px;
  z-index: 0;
  transition: width 220ms ease-out;
}

/* neutral rail */
.sdn-application-timeline__steps::before {
  background: var(--base-3, #e5e7eb);
  opacity: 0.8;
}

/* progress rail */
.sdn-application-timeline__steps::after {
  background: color-mix(in srgb, var(--accent, #2563eb) 85%, var(--contrast, #111111));
  opacity: 1;
  width: 0;
}

.sdn-application-timeline__steps.sdn-timeline-has-progress::after {
  width: var(--sdn-timeline-progress, 0%);
}

.sdn-application-timeline__step {
  position: relative;
  z-index: 1;
  text-align: center;
  flex: 1 1 auto;
}

.sdn-application-timeline__step a {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  text-decoration: none;
  color: inherit;
}

.sdn-application-timeline__dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--base-3, #e5e7eb);
  border: 2px solid var(--base-3, #e5e7eb);
  transition: background 150ms ease-out, border-color 150ms ease-out, transform 150ms ease-out;
  box-shadow: 0 2px 3px rgba(0, 0, 0, 0.15);
  margin-top: 0px; /* adjust until the dot centers on the line visually */
}

.sdn-application-timeline__label {
  font-size: 0.75rem;
}

/* current phase highlight */
.sdn-application-timeline__step--current .sdn-application-timeline__dot {
  background: var(--contrast, #111111);
  transform: scale(1.2);
}

.sdn-application-timeline__step--current .sdn-application-timeline__label {
  font-weight: 700;
  color: var(--contrast, #111111);
}

.sdn-application-timeline__step--current .sdn-application-timeline__label::after {
  content: "";
  display: block;
  width: 60%;
  margin: 0.1rem auto 0;
  border-bottom: 2px solid var(--accent, #2563eb);
  border-radius: 1px;
}

.sdn-application-timeline__link-group {
  margin-left: auto;
  text-align: right;
}

.sdn-application-timeline__link-group a {
  text-decoration: none;
}

.sdn-application-timeline__link-group a:hover,
.sdn-application-timeline__link-group a:focus {
  text-decoration: underline;
}

/* tablet */
@media (max-width: 1023px) {
  .sdn-application-timeline__label {
    font-size: 0.7rem;
  }

  .sdn-application-timeline__step.is-hidden-tablet {
    display: none;
  }
}

/* mobile */
@media (max-width: 767px) {
  .sdn-application-timeline {
    padding: 0.75rem 0.5rem;
  }

  .sdn-application-timeline__inner {
    padding: 0 0.5rem;
  }

  .sdn-application-timeline__meta {
    flex-direction: column;
    align-items: flex-start;
  }

  .sdn-application-timeline__link {
    margin-left: 0;
  }

  .sdn-application-timeline__steps {
    justify-content: space-around;
  }

  .sdn-application-timeline__steps::before,
  .sdn-application-timeline__steps::after {
    left: 8%;
    right: 8%;
  }
  
  .sdn-application-timeline__link-group {
    margin-left: 0;
    text-align: left;
    width: 100%;
    display: block;
    margin-top: 0.25rem;
  }

  .sdn-application-timeline__step.is-hidden-mobile {
    display: none;
  }
}