.site-header {
  grid-template-columns: minmax(0, 1.25fr) auto minmax(0, 1fr);
}

.header-branding {
  display: flex;
  align-items: center;
  gap: clamp(0.65rem, 1.2vw, 1.15rem);
  min-width: 0;
}

.header-event {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 2.15rem;
  padding: 0.35rem 0.75rem;
  color: var(--ink-soft);
  background: rgba(255, 254, 250, 0.72);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.66rem;
  font-weight: 730;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.045em;
  line-height: 1;
  white-space: nowrap;
}

.header-event span:first-child {
  color: var(--teal-deep);
}

.header-event-separator {
  color: var(--coral);
}

.event-meta {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.application-form .form-intro {
  grid-template-columns: 1fr;
}

.program .section-heading {
  margin-bottom: clamp(2rem, 4vw, 3.5rem);
}

.program-disclosure {
  max-width: 1440px;
  margin: 0 auto;
}

.program-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.25rem;
  padding: 0.85rem 0;
  color: var(--white);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 720;
  letter-spacing: 0.075em;
  list-style: none;
  text-transform: uppercase;
}

.program-toggle::-webkit-details-marker {
  display: none;
}

.program-toggle:hover {
  color: #a9d9d1;
}

.program-toggle-label--open {
  display: none;
}

.program-disclosure[open] .program-toggle-label--closed {
  display: none;
}

.program-disclosure[open] .program-toggle-label--open {
  display: inline;
}

.program-toggle-icon {
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  flex: 0 0 auto;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 50%;
  color: var(--coral);
  font-size: 1.2rem;
  transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}

.program-disclosure[open] .program-toggle-icon {
  transform: rotate(180deg);
}

.program-disclosure .timeline {
  margin-top: 1rem;
}

.information {
  padding-top: clamp(4rem, 6vw, 6rem);
  padding-bottom: clamp(4rem, 6vw, 6rem);
}

.information-head {
  margin-bottom: clamp(2rem, 3vw, 3.25rem);
}

.information-grid {
  align-items: stretch;
}

.info-card,
.info-card--place,
.info-card--format,
.info-card--date {
  min-height: 24rem;
}

.info-card--format,
.info-card--date {
  margin-top: 0;
  transform: none;
}

.format-dial {
  width: min(100%, 11rem);
  margin-bottom: 1.4rem;
}

.format-dial__core {
  font-size: clamp(3.5rem, 5vw, 5rem);
}

.calendar-sheet {
  min-height: 12.5rem;
  margin-top: 1.25rem;
  padding: 1.1rem;
}

.calendar-sheet strong {
  font-size: clamp(4.5rem, 6vw, 6.5rem);
}

.date-confirmed {
  margin-top: 1rem;
}

.address-number {
  font-size: clamp(7rem, 11vw, 10rem);
}

.partners {
  gap: clamp(1.5rem, 3vw, 2.5rem);
  margin-top: 0.85rem;
  padding: clamp(1.5rem, 2.8vw, 2.5rem);
}

.partners img {
  max-height: 5.5rem;
  object-fit: contain;
}

@media (width <= 940px) {
  .site-header {
    grid-template-columns: minmax(0, 1fr) auto;
  }
}

@media (width <= 640px) {
  .site-header {
    gap: 0.45rem;
    padding-left: 0.55rem;
  }

  .header-branding {
    gap: 0.4rem;
  }

  .brand-word {
    display: none;
  }

  .header-event {
    gap: 0.3rem;
    padding: 0.3rem 0.55rem;
    font-size: 0.59rem;
    letter-spacing: 0.025em;
  }

  .event-meta {
    grid-template-columns: 1fr;
  }

  .program-toggle {
    min-height: 3.75rem;
    font-size: 0.72rem;
  }

  .information {
    padding-top: 3.75rem;
    padding-bottom: 3.75rem;
  }

  .info-card,
  .info-card--format,
  .info-card--date {
    min-height: 18rem;
  }

  .info-card--place {
    min-height: 23rem;
  }

  .partners img {
    max-height: none;
  }
}

@media (width <= 380px) {
  .header-event {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.15rem;
    min-height: 2.5rem;
    padding: 0.3rem 0.5rem;
    line-height: 1.05;
    text-align: center;
  }

  .header-event-separator {
    display: none;
  }

  .header-contact {
    gap: 0.35rem;
    padding: 0 0.7rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .program-toggle-icon {
    transition: none;
  }
}