qwen-code/packages/web-shell/client/components/MessageList.module.css

.list {
  flex: 1;
  overflow-y: auto;
  padding: 12px 24px calc(8px + var(--web-shell-bottom-panel-inset, 0px));
  scroll-padding-bottom: calc(8px + var(--web-shell-bottom-panel-inset, 0px));
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
  min-height: 0;
}

.list::-webkit-scrollbar {
  width: 6px;
}

.list::-webkit-scrollbar-track {
  background: transparent;
}

.list::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}

.list > * {
  width: min(
    100%,
    var(--chat-content-width, var(--chat-regular-content-width, 1000px))
  );
  margin-right: auto;
  margin-left: auto;
  transition: width 320ms ease;
}

.virtualSizer {
  position: relative;
  width: 100%;
  max-width: none;
  margin-right: 0;
  margin-left: 0;
  transition: none;
}

.virtualRow {
  width: min(
    100%,
    var(--chat-content-width, var(--chat-regular-content-width, 1000px))
  );
  margin-right: auto;
  margin-left: auto;
  transition: width 320ms ease;
}

.loadingSkeleton {
  display: flex;
  flex-direction: column;
  gap: 28px;
  padding: 18px 0 36px;
  pointer-events: none;
}

.srOnly {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.loadingSkeletonUserRow {
  display: flex;
  justify-content: flex-end;
  width: 100%;
}

.loadingSkeletonAssistantRow {
  display: flex;
  justify-content: flex-start;
  width: 100%;
}

.loadingSkeletonUserBubble,
.loadingSkeletonUserBubbleCompact {
  display: flex;
  flex-direction: column;
  gap: 9px;
  width: min(62%, 520px);
  padding: 12px 14px;
  border-radius: 6px;
  background: var(--accent);
}

.loadingSkeletonUserBubbleCompact {
  width: min(46%, 360px);
}

.loadingSkeletonAssistantBlock {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: min(72%, 640px);
  padding: 3px 0;
}

.loadingSkeletonLineWide,
.loadingSkeletonLineMedium,
.loadingSkeletonLineShort,
.loadingSkeletonLineNarrow {
  display: block;
  height: 16px;
  border-radius: 4px;
  background: linear-gradient(
    90deg,
    color-mix(in srgb, var(--muted-foreground) 10%, transparent) 25%,
    color-mix(in srgb, var(--muted-foreground) 24%, transparent) 37%,
    color-mix(in srgb, var(--muted-foreground) 10%, transparent) 63%
  );
  background-size: 400% 100%;
  animation: loadingSkeletonShimmer 1.4s ease infinite;
}

.loadingSkeletonLineWide {
  width: 100%;
}

.loadingSkeletonLineMedium {
  width: 72%;
}

.loadingSkeletonLineShort {
  width: 48%;
}

.loadingSkeletonLineNarrow {
  width: 58%;
}

@keyframes loadingSkeletonShimmer {
  0% {
    background-position: 100% 50%;
  }

  100% {
    background-position: 0 50%;
  }
}

.turnStatusRow,
.turnAnswerRow {
  max-width: 100%;
}
.turnStatusRow {
  margin-bottom: 4px;
}

.turnAnswerRow {
  margin-top: 10px;
}

.turnContentRow {
  min-width: 0;
}

.turnContentClip {
  display: grid;
  grid-template-rows: 1fr;
  min-height: 0;
  overflow: hidden;
  transition: grid-template-rows 180ms ease;
}

.turnContentCollapsed {
  grid-template-rows: 0fr;
}

.turnContentInner {
  min-height: 0;
  overflow: hidden;
}

.sessionTimelineLayer {
  position: sticky;
  top: 50vh;
  z-index: 4;
  width: 0 !important;
  height: 0;
  margin-right: 0 !important;
  margin-left: 0 !important;
  transition: none;
  transform: translateX(-22px);
  pointer-events: none;
}

.sessionTimelinePanel {
  position: absolute;
  top: 0;
  left: 22px;
  width: 86px;
  overflow: visible;
  color: var(--muted-foreground);
  pointer-events: auto;
  transform: translateY(-50%);
}

.sessionTimelineViewport {
  width: 70px;
  max-height: min(640px, max(220px, calc(100vh - 220px)));
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-color: transparent transparent !important;
  scrollbar-width: none !important;
  -webkit-mask-image: linear-gradient(
    to bottom,
    transparent 0,
    rgb(0 0 0 / 18%) 10px,
    black 34px,
    black calc(100% - 34px),
    rgb(0 0 0 / 18%) calc(100% - 10px),
    transparent 100%
  );
  mask-image: linear-gradient(
    to bottom,
    transparent 0,
    rgb(0 0 0 / 18%) 10px,
    black 34px,
    black calc(100% - 34px),
    rgb(0 0 0 / 18%) calc(100% - 10px),
    transparent 100%
  );
}

.sessionTimelineViewport.sessionTimelineViewport::-webkit-scrollbar {
  display: none !important;
  width: 0 !important;
  height: 0 !important;
  background: transparent !important;
}

.sessionTimelineViewport.sessionTimelineViewport::-webkit-scrollbar-track,
.sessionTimelineViewport.sessionTimelineViewport::-webkit-scrollbar-thumb,
.sessionTimelineViewport.sessionTimelineViewport::-webkit-scrollbar-thumb:hover {
  border: 0 !important;
  background: transparent !important;
}

.sessionTimelineList {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 0;
  padding: 32px 0;
  list-style: none;
}

.sessionTimelineItem {
  position: relative;
  height: 3px;
}

.sessionTimelineButton {
  position: relative;
  top: -6.5px;
  display: flex;
  align-items: center;
  width: 58px;
  height: 16px;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  cursor: pointer;
}

.sessionTimelineButton:focus-visible {
  outline: none;
}

.sessionTimelineButton:focus-visible .sessionTimelineTick {
  box-shadow:
    0 0 0 2px var(--background),
    0 0 0 4px color-mix(in srgb, var(--foreground) 82%, transparent);
}

.sessionTimelineTick {
  display: block;
  width: 10px;
  height: 3px;
  border-radius: 1px;
  background: color-mix(in srgb, var(--muted-foreground) 30%, transparent);
  transform-origin: left center;
  transition:
    background-color 160ms cubic-bezier(0.25, 1, 0.5, 1),
    transform 180ms cubic-bezier(0.25, 1, 0.5, 1);
}

.sessionTimelineButton:hover .sessionTimelineTick,
.sessionTimelineButton:focus-visible .sessionTimelineTick {
  background: color-mix(in srgb, var(--foreground) 94%, transparent);
  transform: scaleX(2.8);
}

.sessionTimelineItem:has(.sessionTimelineButton:hover)
  + .sessionTimelineItem
  .sessionTimelineTick,
.sessionTimelineItem:has(.sessionTimelineButton:focus-visible)
  + .sessionTimelineItem
  .sessionTimelineTick,
.sessionTimelineItem:has(+ .sessionTimelineItem .sessionTimelineButton:hover)
  .sessionTimelineTick,
.sessionTimelineItem:has(
    + .sessionTimelineItem .sessionTimelineButton:focus-visible
  )
  .sessionTimelineTick {
  transform: scaleX(2.2);
}

.sessionTimelineItem:has(.sessionTimelineButton:hover)
  + .sessionTimelineItem
  + .sessionTimelineItem
  .sessionTimelineTick,
.sessionTimelineItem:has(.sessionTimelineButton:focus-visible)
  + .sessionTimelineItem
  + .sessionTimelineItem
  .sessionTimelineTick,
.sessionTimelineItem:has(
    + .sessionTimelineItem + .sessionTimelineItem .sessionTimelineButton:hover
  )
  .sessionTimelineTick,
.sessionTimelineItem:has(
    + .sessionTimelineItem
      + .sessionTimelineItem
      .sessionTimelineButton:focus-visible
  )
  .sessionTimelineTick {
  transform: scaleX(1.6);
}

.sessionTimelineItem:has(.sessionTimelineButton:hover)
  + .sessionTimelineItem
  + .sessionTimelineItem
  + .sessionTimelineItem
  .sessionTimelineTick,
.sessionTimelineItem:has(.sessionTimelineButton:focus-visible)
  + .sessionTimelineItem
  + .sessionTimelineItem
  + .sessionTimelineItem
  .sessionTimelineTick,
.sessionTimelineItem:has(
    + .sessionTimelineItem
      + .sessionTimelineItem
      + .sessionTimelineItem
      .sessionTimelineButton:hover
  )
  .sessionTimelineTick,
.sessionTimelineItem:has(
    + .sessionTimelineItem
      + .sessionTimelineItem
      + .sessionTimelineItem
      .sessionTimelineButton:focus-visible
  )
  .sessionTimelineTick {
  transform: scaleX(1.2);
}

.sessionTimelineButtonInRange .sessionTimelineTick {
  background: color-mix(in srgb, var(--foreground) 50%, transparent);
}

.sessionTimelineButtonCurrent .sessionTimelineTick {
  background: color-mix(in srgb, var(--foreground) 86%, transparent);
}

.sessionTimelineButtonInRange:hover .sessionTimelineTick,
.sessionTimelineButtonInRange:focus-visible .sessionTimelineTick,
.sessionTimelineButtonCurrent:hover .sessionTimelineTick,
.sessionTimelineButtonCurrent:focus-visible .sessionTimelineTick {
  background: color-mix(in srgb, var(--foreground) 94%, transparent);
}

.sessionTimelineDetails {
  position: fixed;
  z-index: 999;
  box-sizing: border-box;
  display: grid;
  gap: 6px;
  width: min(350px, calc(100vw - 150px));
  padding: 12px 14px;
  border: 1px solid color-mix(in srgb, var(--border) 72%, transparent);
  border-radius: 14px;
  background: color-mix(in srgb, var(--background) 96%, white);
  box-shadow: 0 10px 28px color-mix(in srgb, black 10%, transparent);
  color: var(--foreground);
  font-family: var(--font-sans, system-ui, sans-serif);
  pointer-events: none;
  text-align: left;
  opacity: 1;
  transform: translate3d(0, -50%, 0) scale(1);
  transform-origin: left center;
  animation: sessionTimelineDetailsIn 120ms ease-out;
}

@keyframes sessionTimelineDetailsIn {
  from {
    opacity: 0;
    transform: translate3d(-4px, -50%, 0) scale(0.98);
  }

  to {
    opacity: 1;
    transform: translate3d(0, -50%, 0) scale(1);
  }
}

.sessionTimelineDetailsTitle {
  display: flex;
  align-items: center;
  min-width: 0;
  gap: 8px;
}

.sessionTimelineDetailsIcon {
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
  color: color-mix(in srgb, var(--muted-foreground) 86%, transparent);
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.4;
}

.sessionTimelineDetailsTitleText {
  overflow: hidden;
  color: var(--foreground);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sessionTimelineDetailsDetail {
  overflow: hidden;
  color: color-mix(in srgb, var(--muted-foreground) 86%, transparent);
  font-size: 13px;
  line-height: 1.45;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@media (prefers-reduced-motion: reduce) {
  .sessionTimelineTick {
    transition-duration: 0.01ms;
  }

  .sessionTimelineDetails {
    animation: none;
  }
}

@media (max-width: 720px) {
  .sessionTimelinePanel {
    display: none;
  }
}