.app { padding-top: 30px; padding-bottom: 64px; }
.filter-chip-scroll,
.meta-inline { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.workspace-toolbar {
  display: grid;
  gap: 12px;
  padding: 14px 18px 16px;
  margin-bottom: 14px;
  border-radius: 24px;
  overflow: hidden;
  background:
    radial-gradient(circle at top left, color-mix(in srgb, var(--color-accent-soft) 88%, white 12%), transparent 42%),
    linear-gradient(180deg, color-mix(in srgb, var(--color-panel-strong) 82%, white 18%) 0%, color-mix(in srgb, var(--color-panel-soft) 74%, white 26%) 100%);
}
.workspace-toolbar-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.workspace-toolbar-head-row {
  justify-content: space-between;
  align-items: flex-start;
}
.workspace-toolbar-head {
  display: inline-flex;
  align-items: center;
  min-width: 0;
}
.workspace-toolbar-kicker,
.workspace-toolbar-label {
  color: var(--color-accent-strong);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.workspace-toolbar-label {
  min-width: 68px;
  flex: 0 0 auto;
}
.workspace-toolbar-domain-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  column-gap: 12px;
  row-gap: 8px;
}
.workspace-toolbar-chip-viewport {
  position: relative;
  min-width: 0;
  overflow: visible;
}
.workspace-toolbar-meta {
  flex: 1 1 420px;
  justify-content: flex-end;
}
.workspace-toolbar-chips {
  flex: 1 1 520px;
  padding: 2px 0 4px;
}
.workspace-toolbar .filter-chip {
  position: relative;
  z-index: 0;
}
.workspace-toolbar .filter-chip:hover {
  transform: translateY(-0.5px);
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.06), inset 0 1px 0 rgba(255, 255, 255, 0.62);
}
.workspace-toolbar .filter-chip:focus-visible {
  position: relative;
  z-index: 2;
}
.workspace-toolbar .filter-chip.active {
  background: color-mix(in srgb, var(--color-tag-bg) 80%, white 20%);
  border-color: color-mix(in srgb, var(--color-accent) 22%, var(--color-border) 78%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.62);
}
.workspace-toolbar .filter-chip.active:hover {
  box-shadow: 0 8px 18px rgba(66, 100, 200, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.64);
}
.workspace-toolbar .filter-chip.active .filter-chip-count {
  color: var(--color-tag-text);
  background: rgba(255, 255, 255, 0.7);
}
.local-status {
  position: relative;
  overflow: hidden;
  padding: 18px 22px;
  margin-bottom: 24px;
  color: var(--color-text-soft);
  line-height: 1.72;
  border-radius: 28px;
  background:
    radial-gradient(circle at top left, color-mix(in srgb, var(--color-accent-soft) 92%, white 8%), transparent 42%),
    linear-gradient(180deg, color-mix(in srgb, var(--color-panel-strong) 80%, white 20%) 0%, color-mix(in srgb, var(--color-panel-soft) 72%, white 28%) 100%);
}
.local-status::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, color-mix(in srgb, var(--color-accent) 42%, white 58%), transparent);
}
.local-status strong { color: var(--color-text); }
.local-status-mobile { display: none; }
.local-status-mobile-summary { list-style: none; }
.local-status-mobile-summary::-webkit-details-marker { display: none; }
.local-status-mobile-pills { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.local-status-mobile-body { margin-top: 12px; display: grid; gap: 10px; }
.local-status-mobile-row { display: grid; gap: 4px; }
.local-status-mobile-row span { color: var(--color-text-soft); }
.local-status .ok { color: var(--color-ok); }
.local-status .warn { color: var(--color-warn); }
.papers { display: grid; grid-template-columns: repeat(auto-fill, minmax(370px, 1fr)); gap: 30px; }
.empty-state { padding: 28px; color: var(--color-text-soft); line-height: 1.7; }
.paper-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: 30px;
  background:
    radial-gradient(circle at top left, color-mix(in srgb, var(--color-accent-soft) 86%, white 14%), transparent 36%),
    linear-gradient(180deg, color-mix(in srgb, var(--color-panel-strong) 82%, white 18%) 0%, color-mix(in srgb, var(--color-panel) 76%, white 24%) 100%);
  cursor: pointer;
  box-shadow: var(--shadow-card);
  overflow: hidden;
  isolation: isolate;
}
.paper-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 100% 0%, color-mix(in srgb, var(--color-accent-soft) 86%, white 14%), transparent 24%);
  opacity: 0.95;
  pointer-events: none;
}
.paper-card::after {
  content: "";
  position: absolute;
  inset: auto 18px 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--color-accent) 36%, white 64%), transparent);
  opacity: 0.56;
}
.paper-card:hover {
  transform: translateY(-5px);
  border-color: color-mix(in srgb, var(--color-accent) 18%, var(--color-border) 82%);
  box-shadow: var(--shadow-hover);
}
.paper-card-head,
.paper-card-footer,
.paper-card-meta,
.paper-card-tags { display: flex; align-items: center; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.paper-card-order {
  position: static;
  min-width: 40px;
  height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-tag-text);
  background: color-mix(in srgb, var(--color-tag-bg) 84%, white 16%);
  border: 1px solid color-mix(in srgb, var(--color-accent) 18%, var(--color-border) 82%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.52);
}
.paper-card-tags { flex: 1; width: auto; justify-content: flex-end; }
.paper-card-title {
  position: relative;
  z-index: 1;
  margin: 6px 0 0;
  font-size: 22px;
  line-height: 1.28;
  font-weight: 700;
  color: var(--color-text);
}
.paper-card-authors,
.paper-card-affiliations,
.paper-card-meta,
.paper-card-categories { margin: 0; font-size: 13px; line-height: 1.65; }
.paper-card-authors { color: var(--color-text-soft); font-size: 14px; }
.paper-card-affiliations { color: var(--color-text-muted); }
.paper-card-preview {
  margin: 10px 0 0;
  padding: 18px 20px;
  border-radius: 22px;
  background: var(--summary-box-bg);
  border: 1px solid var(--summary-box-border);
  color: var(--color-text);
  line-height: 1.8;
  font-size: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.56);
}
.paper-card-help {
  margin: 0;
  padding: 0 0 0 14px;
  border-left: 2px solid color-mix(in srgb, var(--color-accent) 28%, transparent);
  color: var(--color-tag-text);
  line-height: 1.72;
  font-size: 13px;
  font-weight: 600;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.paper-card-meta,
.paper-card-categories { color: var(--color-text-faint); }
.paper-card-footer { margin-top: auto; padding-top: 8px; }
.details-btn {
  background: transparent;
  border: none;
  color: var(--color-accent-strong);
  font-weight: 700;
  padding: 0;
  box-shadow: none;
  gap: 6px;
}
.details-btn::after {
  content: "↗";
  font-size: 13px;
  transform: translateY(-0.5px);
}
.details-btn:hover { color: var(--color-accent-strong); transform: none; }

@media (max-width: 820px) {
  .paper-card { padding: 18px; border-radius: 24px; }
  .papers { gap: 20px; grid-template-columns: 1fr; }
  .workspace-toolbar-head-row,
  .workspace-toolbar-domain-row { align-items: stretch; }
  .workspace-toolbar-meta,
  .workspace-toolbar-chip-viewport,
  .workspace-toolbar-chips {
    flex-basis: 100%;
    justify-content: flex-start;
  }
  .paper-card-title { font-size: 20px; }
}

@media (max-width: 640px) {
  .app { padding-top: 18px; }
  .workspace-toolbar {
    gap: 8px;
    padding: 12px 12px 13px;
    margin-bottom: 12px;
    border-radius: 20px;
  }
  .workspace-toolbar-row { gap: 8px; align-items: stretch; }
  .workspace-toolbar-kicker { display: none; }
  .workspace-toolbar-label {
    min-width: auto;
    font-size: 10px;
    letter-spacing: 0.12em;
  }
  .workspace-toolbar-domain-row {
    grid-template-columns: minmax(0, 1fr);
    row-gap: 10px;
  }
  .workspace-toolbar-chip-viewport {
    overflow: visible;
  }
  .workspace-toolbar-domain-row {
    position: relative;
  }
  .filter-chip-scroll, .meta-inline { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; -ms-overflow-style: none; width: 100%; padding-bottom: 2px; }
  .filter-chip-scroll::-webkit-scrollbar, .meta-inline::-webkit-scrollbar { display: none; }
  .workspace-toolbar-chips {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    overflow-x: auto;
    padding: 2px 36px 6px 2px;
    -webkit-overflow-scrolling: touch;
    touch-action: pan-x;
    scroll-padding-inline: 2px 36px;
    -webkit-mask-image: linear-gradient(90deg, #000 0, #000 calc(100% - 18px), transparent 100%);
    mask-image: linear-gradient(90deg, #000 0, #000 calc(100% - 18px), transparent 100%);
  }
  .filter-chip, .meta-pill { flex: 0 0 auto; width: auto; }
  .filter-chip { min-height: 34px; padding: 6px 10px; font-size: 12px; }
  .filter-chip-label { font-size: 12px; }
  .meta-pill { padding: 7px 10px; font-size: 12px; white-space: nowrap; }
  .workspace-toolbar .filter-chip.active {
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.64);
  }
  .local-status { padding: 14px 14px 13px; margin-bottom: 16px; border-radius: 20px; }
  .local-status-desktop { display: none; }
  .local-status-mobile { display: block; }
  .local-status-mobile[open] .local-status-mobile-summary { margin-bottom: 2px; }
  .local-status-mobile-summary { display: flex; align-items: center; justify-content: space-between; gap: 10px; cursor: pointer; }
  .local-status-mobile-title { font-size: 13px; font-weight: 700; color: var(--color-text); }
  .local-status-mobile-hint { font-size: 12px; color: var(--color-accent); white-space: nowrap; }
  .local-status-mobile-body .local-status-mobile-row strong { font-size: 12px; }
  .local-status-mobile-body .local-status-mobile-row span { font-size: 12px; line-height: 1.6; }
}