/* Modal system styles (locations, generic sheet overlays) */
.locations-modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(24px, 6vw, 64px);
  z-index: 1600;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.24s ease, visibility 0.24s ease;
}

.locations-modal[data-open="true"] {
  opacity: 1;
  visibility: visible;
}

.locations-modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(8, 11, 24, 0.72);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.locations-modal__dialog {
  position: relative;
  z-index: 1;
  width: min(520px, 92vw);
  max-height: min(80vh, 640px);
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: clamp(20px, 4vw, 28px);
  border-radius: 20px;
  background: var(--color-surface-1);
  border: 1px solid color-mix(in srgb, var(--color-divider) 70%, transparent);
  box-shadow: 0 32px 80px rgba(2, 8, 23, 0.45);
}

#networkStationsModal .locations-modal__dialog,
#relatedStationsModal .locations-modal__dialog {
  width: min(960px, 96vw);
  max-height: min(92vh, 900px);
  height: min(92vh, 900px);
}

@media (max-width: 991.98px) {
  #networkStationsModal .locations-modal__dialog,
  #relatedStationsModal .locations-modal__dialog {
    width: min(720px, 94vw);
    max-height: min(90vh, 860px);
    height: min(90vh, 860px);
  }
}

#networkStationsModal .locations-modal__body,
#relatedStationsModal .locations-modal__body {
  overflow-y: auto;
  padding-right: 10px;
  min-height: 0;
}

#networkStationsModal .station-related__grid,
#relatedStationsModal .station-related__grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(16px, 2.5vw, 28px);
}

#networkStationsModal .station-related__grid-list > :nth-child(n),
#relatedStationsModal .station-related__grid-list > :nth-child(n) {
  display: flex !important;
}

#networkStationsModal .station-related__grid:not(.mobile-expanded) .station-related__card:nth-child(n+5),
#relatedStationsModal .station-related__grid:not(.mobile-expanded) .station-related__card:nth-child(n+5) {
  display: flex !important;
}

#networkStationsModal .locations-modal__content,
#relatedStationsModal .locations-modal__content {
  flex: 1 1 auto;
  min-height: 0;
}

@media (max-width: 991.98px) {
  #networkStationsModal .station-related__grid,
  #relatedStationsModal .station-related__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.locations-modal__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.locations-modal__title {
  margin: 0;
  font-size: clamp(1.15rem, 2.5vw, 1.35rem);
  font-weight: 700;
  color: var(--color-heading);
}

.locations-modal__close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  border: 1px solid color-mix(in srgb, var(--color-divider) 80%, transparent);
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: border-color 0.18s ease, background-color 0.18s ease, color 0.18s ease;
}

.locations-modal__close:hover,
.locations-modal__close:focus-visible {
  border-color: color-mix(in srgb, var(--brand-primary) 60%, var(--color-divider));
  background: color-mix(in srgb, var(--color-surface-1) 70%, var(--brand-primary) 16%);
  color: #ffffff;
  outline: none;
}

.locations-modal__body {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
  overflow-y: auto;
  padding-right: 6px;
}

.locations-modal__loading {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 4px;
  color: var(--color-text-muted);
  font-size: 0.94rem;
}

.locations-modal__loading[hidden] {
  display: none !important;
}

.locations-modal__inline-loader {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 12px 0;
  color: var(--color-text-muted);
}

.locations-modal__inline-loader[hidden] {
  display: none !important;
}

.locations-modal__spinner {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid color-mix(in srgb, var(--color-divider) 70%, transparent);
  border-top-color: color-mix(in srgb, var(--brand-primary) 72%, #fff);
  animation: locations-modal-spin 0.8s linear infinite;
}

@keyframes locations-modal-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.locations-modal__search {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.locations-modal__search-label {
  font-weight: 600;
  color: var(--color-heading);
  font-size: 0.92rem;
}

.locations-modal__search-field {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid color-mix(in srgb, var(--color-divider) 80%, transparent);
  background: color-mix(in srgb, var(--color-surface-1) 94%, rgba(255,255,255,0.04));
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.locations-modal__search-field:focus-within {
  border-color: color-mix(in srgb, var(--brand-primary) 60%, var(--color-divider));
  box-shadow: 0 12px 30px rgba(10, 16, 32, 0.35);
}

.locations-modal__search-field i {
  color: var(--color-text-muted);
  font-size: 1rem;
}

.locations-modal__search-input {
  flex: 1 1 auto;
  border: 0;
  background: transparent;
  color: var(--color-text);
  font-size: 0.95rem;
}

.locations-modal__search-input::placeholder {
  color: color-mix(in srgb, var(--color-text-muted) 90%, transparent);
}

.locations-modal__search-input:focus {
  outline: none;
}

.locations-modal__search-clear {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 0;
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: color 0.18s ease, background-color 0.18s ease;
}

.locations-modal__search-clear:hover,
.locations-modal__search-clear:focus-visible {
  color: #ffffff;
  background: color-mix(in srgb, var(--brand-primary) 40%, transparent);
}

.locations-modal__search-clear:disabled {
  opacity: 0.35;
  pointer-events: none;
}

.auth-modal-close {
  width: 52px;
  height: 52px;
  border: 0;
  border-radius: 50%;
  background: var(--brand-gradient);
  color: #fff !important;
  box-shadow: 0 18px 38px rgba(20, 4, 40, 0.5);
  font-size: 1.1rem;
  transition: transform 0.18s ease, filter 0.18s ease;
}

.auth-modal-close i {
  font-size: 1rem;
}

.auth-modal-close:hover,
.auth-modal-close:focus-visible {
  filter: brightness(1.08);
  transform: translateY(-1px);
  outline: none;
}

.locations-modal__content {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.locations-modal__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.locations-modal__list-item {
  display: block;
}

.locations-modal__link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--color-divider) 75%, transparent);
  background: color-mix(in srgb, var(--color-surface-1) 90%, transparent);
  color: var(--color-text);
  font-size: 0.95rem;
  transition: border-color 0.18s ease, background-color 0.18s ease, transform 0.12s ease;
}

.locations-modal__link:hover,
.locations-modal__link:focus-visible {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--brand-primary) 58%, var(--color-divider));
  background: color-mix(in srgb, var(--color-surface-1) 68%, var(--brand-primary) 18%);
  color: #ffffff;
  text-decoration: none;
  outline: none;
}

.locations-modal__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: color-mix(in srgb, var(--color-surface-1) 75%, var(--brand-primary) 12%);
  color: color-mix(in srgb, var(--brand-primary) 75%, #fff);
  font-size: 0.95rem;
}

.locations-modal__name {
  flex: 1 1 auto;
  color: var(--color-text);
  font-weight: 600;
  letter-spacing: 0.01em;
}

.locations-modal__count {
  color: var(--color-text-muted);
  font-size: 0.88rem;
}

.locations-modal__arrow {
  font-size: 1rem;
  color: color-mix(in srgb, var(--color-text-muted) 80%, transparent);
  transition: color 0.18s ease, transform 0.12s ease;
}

.locations-modal__link:hover .locations-modal__arrow,
.locations-modal__link:focus-visible .locations-modal__arrow {
  color: #ffffff;
  transform: translateX(2px);
}

.locations-modal__error {
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--brand-primary) 45%, var(--color-divider));
  background: color-mix(in srgb, var(--color-surface-1) 80%, var(--brand-primary) 12%);
  color: color-mix(in srgb, var(--brand-primary) 70%, #fff);
  font-size: 0.95rem;
}

.locations-modal__list-item--empty,
.locations-modal__no-results {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: 14px;
  border: 1px dashed color-mix(in srgb, var(--color-divider) 80%, transparent);
  background: color-mix(in srgb, var(--color-surface-1) 96%, transparent);
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.locations-modal__no-results[hidden] {
  display: none !important;
}

body.locations-modal-open {
  overflow: hidden;
}

.locations-toggle {
  cursor: pointer;
  transition: color 0.18s ease, transform 0.12s ease;
}

.locations-toggle[aria-expanded="true"] i {
  transform: rotate(90deg);
}

@media (max-width: 576px) {
  .locations-modal {
    padding: clamp(12px, 6vw, 28px);
  }
  .locations-modal__dialog {
    width: 100%;
    max-height: 85vh;
    border-radius: 18px;
  }
  .locations-modal__body {
    padding-right: 0;
  }
}