.d3-timeline {
  position: relative;
  width: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scroll-behavior: smooth;
  --scroll-fade-width: 48px;
  --scroll-fade-color: rgba(0, 0, 0, 0.08);
  --scroll-offset: 0px;
  cursor: grab;
}

.d3-timeline:focus-visible {
  outline: 2px solid var(--eventwebsite-theme-color-outline, #2b6cb0);
  outline-offset: 3px;
}

.d3-timeline.is-dragging {
  cursor: grabbing;
  user-select: none;
  -webkit-user-select: none;
}

.d3-timeline.is-dragging * {
  user-select: none;
  -webkit-user-select: none;
}

.d3-timeline::before,
.d3-timeline::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: var(--scroll-fade-width);
  pointer-events: none;
  opacity: 1;
  transition: opacity 180ms ease-out;
  z-index: 1;
  will-change: transform, opacity;
}

.d3-timeline.no-overflow::before,
.d3-timeline.no-overflow::after {
  opacity: 0;
}

.d3-timeline::before {
  left: 0;
  background: linear-gradient(to right, var(--scroll-fade-color), transparent);
  transform: translateX(var(--scroll-offset));
}

.d3-timeline::after {
  right: 0;
  background: linear-gradient(to left, var(--scroll-fade-color), transparent);
  transform: translateX(var(--scroll-offset));
}

.d3-timeline.scrolled-start::before,
.d3-timeline.scrolled-end::after {
  opacity: 0;
}

.d3-timeline__hint-icon {
  width: 14px;
  height: 14px;
  border: 2px solid currentColor;
  border-left-color: transparent;
  border-radius: 50%;
  box-sizing: border-box;
  transform: rotate(-45deg);
}

.d3-timeline svg {
  display: block;
  max-width: none;
  height: auto;
  transform: translateZ(0);
  will-change: transform;
}

.program-legend {
  margin: 16px 0 8px 0;
}

.program--timeline .program-days {
  position: relative;
}

.program--timeline .program-days > .program-days__day {
  width: 100%;
  flex: 1 1 100%;
  min-width: 0;
}

.program--timeline .program-days__content {
  min-width: 0;
}

.program-legend-fab {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 6;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}

.program-legend-fab:not([hidden]) {
  display: flex;
}

.program-legend-fab__button {
  border: 1px solid var(--program-item-stroke, rgba(0, 0, 0, 0.22));
  border-radius: 999px;
  background: var(--eventwebsite-theme-background-color, #ffffff);
  color: var(--eventwebsite-theme-font-color, #1f1f1f);
  font-size: 13px;
  font-weight: 600;
  line-height: 1;
  padding: 10px 12px;
  cursor: pointer;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.18);
}

.program-legend-fab__button:focus-visible {
  outline: 2px solid var(--eventwebsite-theme-color-outline, #2b6cb0);
  outline-offset: 2px;
}

.program-legend--popover {
  margin: 0;
  max-width: min(360px, calc(100vw - 32px));
  max-height: min(300px, 50vh);
  overflow: auto;
  border: 1px solid var(--program-item-stroke, rgba(0, 0, 0, 0.22));
  border-radius: 12px;
  padding: 10px 12px;
  background: var(--eventwebsite-theme-background-color, #ffffff);
  box-shadow: 0 16px 30px rgba(0, 0, 0, 0.25);
}

.program-legend--mini {
  margin: 8px 0 4px 0;
}

.timeline-mini-wrapper {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.timeline-mini-scroll {
  position: relative;
  width: 100%;
  overflow: auto;
  -webkit-overflow-scrolling: touch;
  cursor: grab;
}

.timeline-mini-scroll.is-dragging {
  cursor: grabbing;
  user-select: none;
  -webkit-user-select: none;
}

.timeline-mini-scroll.is-dragging * {
  user-select: none;
  -webkit-user-select: none;
}

.timeline-mini-scroll svg {
  display: block;
  max-width: none;
  height: auto;
  transform: translateZ(0);
  will-change: transform;
}

.timeline-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
}

.timeline-legend__entry {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--eventwebsite-theme-font-color, #222);
}

.timeline-legend__swatch {
  display: inline-block;
  width: 16px;
  height: 16px;
  border-radius: 4px;
  border: 1px solid var(--eventwebsite-theme-color-outline, #ccc);
}

.timeline-legend__label {
  display: inline-block;
  vertical-align: middle;
}

.is-interactive {
  cursor: pointer;
}

.mini-timeline-host {
  position: relative;
  overflow: visible;
}

.timeline-popover {
  position: fixed;
  display: none; /* JS toggles to block when showing */
  background: var(
    --program-popover-bg,
    var(--eventwebsite-theme-background-color, #ffffff)
  );
  border: 1px solid var(--program-item-stroke, rgba(0, 0, 0, 0.22));
  border-radius: var(--program-item-radius, 8px);
  padding: 8px 10px;
  max-width: var(--program-popover-max-width, 420px);
  box-shadow: var(
    --program-popover-shadow,
    0 12px 28px rgba(0, 0, 0, 0.28),
    0 2px 8px rgba(0, 0, 0, 0.16)
  );
  z-index: 100000; /* above modal content */
  pointer-events: auto;
  color: var(--eventwebsite-theme-font-color, #1f1f1f);
}

.mini-popover {
  display: block;
}

.mini-popover__bar {
  height: 3px;
  border-radius: 4px 4px 0 0;
  margin: -8px -10px 8px -10px;
  background: var(--mini-popover-bar-bg, transparent);
}

.mini-popover__title {
  font-weight: 600;
  margin-bottom: 4px;
}

.mini-popover__meta {
  opacity: 0.8;
  font-size: 12px;
}

.mini-popover__desc {
  margin-top: 6px;
  font-size: 12px;
  line-height: 1.4;
  opacity: 0.92;
}

.program-timeline {
  overflow: visible;
}

.program-timeline--horizontal .lane-headers-horizontal,
.program-timeline--horizontal .time-labels-horizontal {
  /* In horizontal mode keep headers/labels aligned with the SVG, not pinned */
  transform: none;
}

.program-timeline .time-labels-vertical {
  /* Keep vertical-axis labels visible as the container scrolls */
  transform: translateX(var(--scroll-offset, 0px));
  will-change: transform;
}

.program-timeline .lane-headers text {
  dominant-baseline: hanging;
}
.program-timeline .lane-separators line {
  stroke-width: 1px;
}