*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: var(--font-body, var(--font-display));
  color: var(--ink);
  background: var(--paper);
  line-height: 1.45;
  transition: background 0.25s ease, color 0.25s ease;
}

.atmosphere {
  position: fixed;
  inset: 0;
  z-index: -1;
  background: var(--atmosphere);
  pointer-events: none;
}

.atmosphere::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--scanlines);
  opacity: 0.55;
  pointer-events: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.top {
  padding: 1.75rem clamp(1rem, 3vw, 2.5rem) 1rem;
  background: var(--top-bg, transparent);
  border-top: var(--masthead-height, 0) solid var(--masthead, transparent);
  border-bottom: 1px solid var(--top-line, var(--line));
  animation: rise 0.7s ease-out both;
  position: relative;
}

.theme-picker {
  position: absolute;
  top: 1.75rem;
  right: clamp(1rem, 3vw, 2.5rem);
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--top-muted, var(--muted));
}

.theme-picker label {
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.theme-picker select {
  font: inherit;
  color: var(--top-field-ink, var(--ink));
  background: var(--top-field-bg, var(--input-bg));
  border: 1px solid var(--top-line, var(--line));
  border-radius: var(--radius);
  padding: 0.35rem 0.5rem;
  cursor: pointer;
}

.theme-picker select option {
  color: var(--ink);
  background: var(--panel);
}

.theme-picker select:focus {
  outline: 2px solid var(--focus);
  outline-offset: 1px;
}

.refine-panel {
  margin-top: 0.65rem;
}

.refine-summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--top-muted, var(--muted));
  user-select: none;
}

.refine-summary::-webkit-details-marker {
  display: none;
}

.refine-summary::before {
  content: "▸";
  display: inline-block;
  transition: transform 0.15s ease;
  color: var(--top-muted, var(--muted));
}

.refine-panel[open] > .refine-summary::before {
  transform: rotate(90deg);
}

.refine-label {
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--top-ink, var(--ink));
}

.refine-state {
  color: var(--top-muted, var(--muted));
}

.refine-body {
  margin-top: 0.45rem;
}

/* Desktop: filters always visible; hide Refine chrome */
@media (min-width: 961px) {
  .refine-panel > .refine-summary {
    display: none;
  }

  .refine-panel {
    margin-top: 0.55rem;
  }

  .refine-body {
    margin-top: 0;
  }

  .brand-block .tagline {
    padding-right: 8rem;
  }
}

.brand,
.product {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.6rem);
  font-weight: var(--brand-weight, 700);
  letter-spacing: var(--brand-tracking, -0.03em);
  text-transform: var(--brand-transform, none);
  line-height: 1.05;
  color: var(--top-ink, var(--ink));
  text-shadow: var(--brand-glow);
}

.tagline {
  margin: 0.55rem 0 0;
  max-width: 36rem;
  color: var(--top-muted, var(--muted));
  font-family: var(--font-body, var(--font-display));
  font-size: 0.98rem;
  padding-right: 8rem;
}

.search-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.25rem;
  max-width: 40rem;
}

.search-bar input {
  flex: 1 1 14rem;
  min-width: 0;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--top-line, var(--line));
  border-radius: var(--radius);
  background: var(--top-field-bg, var(--input-bg));
  font: inherit;
  color: var(--top-field-ink, var(--ink));
}

.search-bar input:focus {
  outline: 2px solid var(--focus);
  outline-offset: 1px;
}

.search-bar button {
  font: inherit;
  cursor: pointer;
  border-radius: var(--radius);
  border: 1px solid transparent;
  padding: 0.65rem 1rem;
  background: var(--top-btn-bg, var(--accent));
  color: var(--top-btn-fg, var(--btn-fg));
}

.search-bar button.hunt-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 0.7rem;
  min-width: 2.6rem;
  line-height: 1;
}

.search-bar button.hunt-submit .hunt-icon {
  display: block;
  width: 1.1rem;
  height: 1.1rem;
}

.search-bar button:hover {
  filter: brightness(1.08);
}

.search-bar .ghost {
  background: transparent;
  color: var(--top-ink, var(--ink));
  border-color: var(--top-line, var(--line));
}

.hunt-usecases {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.55rem;
  max-width: 40rem;
}

.hunt-usecase {
  font: inherit;
  font-size: 0.78rem;
  line-height: 1.2;
  cursor: pointer;
  border-radius: 999px;
  border: 1px solid var(--top-line, var(--line));
  padding: 0.35rem 0.7rem;
  min-height: 2rem;
  background: transparent;
  color: var(--top-muted, var(--muted));
  transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.hunt-usecase:hover,
.hunt-usecase:focus-visible {
  color: var(--top-ink, var(--ink));
  border-color: var(--accent);
  outline: none;
}

.hunt-usecase.active {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--signal-soft);
}

.stream-filters.stream-filters-secondary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem 0.85rem;
  margin-top: 0.55rem;
  max-width: 40rem;
  opacity: 0.92;
}

.stream-filters-secondary .pill {
  padding: 0.2rem 0.55rem;
  font-size: 0.68rem;
  border-color: var(--top-line, var(--line));
  color: var(--top-muted, var(--muted));
}

.stream-filters-secondary .pill.active {
  background: var(--top-pill-active-bg, var(--accent-soft));
  border-color: var(--top-pill-active-border, var(--accent));
  color: var(--top-pill-active-fg, var(--accent));
}

.stream-filters-secondary .source-filter-row select {
  min-width: 9rem;
  max-width: 16rem;
  padding: 0.3rem 0.45rem;
  font-size: 0.8rem;
  color: var(--top-field-ink, var(--ink));
  background: var(--top-field-bg, var(--input-bg));
  border-color: var(--top-line, var(--line));
}

.stream-filters-secondary .source-filter-row select option {
  color: var(--ink);
  background: var(--panel);
}

.stream-filters-secondary .filter-label {
  color: var(--top-muted, var(--muted));
}

.top .status {
  color: var(--top-muted, var(--muted));
}

.stream-only-filters.pill-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 0.75rem;
  margin-top: 0.75rem;
  max-width: 56rem;
}

.pill-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
}

.pill-divider {
  width: 1px;
  height: 1.15rem;
  background: var(--line);
  flex: 0 0 auto;
}

.pill {
  font: inherit;
  cursor: pointer;
  padding: 0.28rem 0.7rem;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
}

.pill:hover {
  border-color: var(--accent);
  color: var(--fg);
}

.pill.active {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
}

.filter-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-right: 0.25rem;
}

.status {
  margin: 0.45rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--top-muted, var(--muted));
  opacity: 0.85;
}

.view-tabs {
  display: flex;
  gap: 0.35rem;
  margin: 1rem 0 0.35rem;
}

.view-tab {
  padding: 0.45rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
}

.view-tab.active {
  color: var(--fg);
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 14%, transparent);
}

.stream-only-filters {
  margin-top: 0.35rem;
}

.workbench,
.app-shell {
  display: flex;
  flex-direction: column;
  gap: 0;
  min-height: calc(100vh - 12rem);
  animation: rise 0.85s ease-out 0.08s both;
}

.app-shell {
  height: calc(100vh - 11rem);
  min-height: 28rem;
  max-height: calc(100vh - 11rem);
  overflow: hidden;
}

.pane-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(18rem, 26rem);
  align-items: stretch;
  flex: 1 1 auto;
  min-height: 0;
  overflow: hidden;
}

.pane {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  height: 100%;
  overflow: hidden;
  background: var(--panel);
  border-right: 1px solid var(--line);
}

.pane:last-child {
  border-right: 0;
}

/* Hunt-first desktop: Articles + Workbench. Matrix is a tab, not a permanent sidebar. */
.pane-matrix {
  display: none;
  background: color-mix(in srgb, var(--side-bg) 88%, transparent);
}

.app-shell[data-pane="matrix"] .pane-grid {
  grid-template-columns: 1fr;
}

.app-shell[data-pane="matrix"] .pane-matrix {
  display: flex;
}

.app-shell[data-pane="matrix"] .pane-articles,
.app-shell[data-pane="matrix"] .pane-workbench {
  display: none;
}

.pane-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex: 0 0 auto;
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--line);
}

.pane-head h2 {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

.pane-head-main {
  display: flex;
  align-items: baseline;
  gap: 0.65rem;
  min-width: 0;
}

.pane-head-main h2 {
  color: var(--ink);
}

.pane-head-actions {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex: 0 0 auto;
}

.pane-body {
  flex: 1 1 auto;
  min-height: 0;
  overflow: auto;
  padding: 0.75rem 1rem 1rem;
  -webkit-overflow-scrolling: touch;
}

.pane-body.panel {
  border-left: 0;
  background: transparent;
  backdrop-filter: none;
}

.pane-matrix .pane-body {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  padding-top: 0.65rem;
}

.matrix-latest-btn.active {
  color: var(--accent);
  border-color: var(--accent);
}

.mobile-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  position: sticky;
  top: 0;
  z-index: 40;
  flex: 0 0 auto;
  gap: 0;
  margin: 0;
  padding: 0.25rem 0.45rem;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
}

.mobile-tab {
  border: 0;
  background: transparent;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.65rem 0.35rem;
  cursor: pointer;
  touch-action: manipulation;
}

.mobile-tab.active {
  color: var(--accent);
  box-shadow: inset 0 -2px 0 var(--accent);
}

.filter-context {
  margin: 0 0 0.65rem;
  padding: 0.45rem 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
  border-left: 2px solid var(--accent);
}

.hunt-map {
  margin: 0 0 0.85rem;
  padding: 0.55rem 0.65rem 0.65rem;
  border-bottom: 1px solid var(--line);
}

.hunt-map-label {
  margin: 0 0 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.hunt-map-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.hunt-map-list .chip {
  cursor: pointer;
  border: 1px solid var(--line);
  background: var(--accent-soft);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.28rem 0.55rem;
  border-radius: var(--radius);
}

.hunt-map-list .chip:hover,
.hunt-map-list .chip:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}

.hunt-map-list .chip .hunt-map-count {
  margin-left: 0.35rem;
  color: var(--muted);
  font-size: 0.65rem;
}

.hunt-map-empty {
  margin: 0.25rem 0 0;
  font-size: 0.78rem;
  color: var(--muted);
}

.source-filter-row {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0;
  flex-wrap: wrap;
  margin-left: auto;
}

.source-filter-row select {
  min-width: 12rem;
  max-width: 22rem;
  padding: 0.4rem 0.55rem;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--fg);
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

.matrix-board-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.65rem;
  margin-bottom: 0.85rem;
}

.matrix-mode-tabs {
  display: flex;
  gap: 0.3rem;
  flex: 1 1 auto;
  flex-wrap: wrap;
}

.matrix-mode-tab {
  padding: 0.35rem 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
}

.matrix-mode-tab.active {
  color: var(--fg);
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 14%, transparent);
}

.matrix-control-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.matrix-control-btn {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.15rem;
  text-align: left;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--fg);
}

.matrix-control-btn:hover,
.matrix-control-btn.active {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
}

.matrix-board-head h2 {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.matrix-search-wrap {
  flex: 1 1 14rem;
  max-width: 28rem;
}

.matrix-search-wrap input {
  width: 100%;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--fg);
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.matrix-columns {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  align-items: stretch;
  flex: 1 1 auto;
  min-height: 0;
  overflow: auto;
}

.matrix-col {
  min-width: 0;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--side-bg) 80%, transparent);
  padding: 0;
}

.matrix-col-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.55rem 0.6rem;
  cursor: pointer;
  list-style: none;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  user-select: none;
}

.matrix-col-summary::-webkit-details-marker {
  display: none;
}

.matrix-col-summary::before {
  content: "▾";
  margin-right: 0.35rem;
  color: var(--accent);
  transition: transform 0.15s ease;
}

.matrix-col:not([open]) > .matrix-col-summary::before {
  transform: rotate(-90deg);
}

.matrix-col-count {
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0;
  color: var(--muted);
  opacity: 0.85;
}

.matrix-col .matrix-tech-list {
  padding: 0 0.45rem 0.65rem;
}

.matrix-col h3 {
  margin: 0 0 0.55rem;
  padding: 0 0.25rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

.matrix-tech-list,
.matrix-sub-list,
.matrix-article-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.matrix-article-list {
  gap: 0.45rem;
}

.matrix-articles-group {
  margin-top: 0.35rem;
  margin-bottom: 1rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--line);
}

.matrix-tech-row {
  display: flex;
  gap: 0.2rem;
  align-items: stretch;
}

.matrix-expand,
.matrix-expand-spacer {
  flex: 0 0 1.35rem;
  width: 1.35rem;
}

.matrix-expand {
  padding: 0;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1;
}

.matrix-tech-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.1rem;
  text-align: left;
  padding: 0.4rem 0.45rem;
  border: 1px solid transparent;
  background: transparent;
  color: var(--fg);
  min-width: 0;
}

.matrix-tech-btn.matrix-tech-zero {
  opacity: 0.55;
}

.matrix-tech-btn:hover,
.matrix-tech-btn.active {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
}

.hunt-map-count-zero {
  opacity: 0.65;
}

.matrix-tech-id {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--muted);
}

.matrix-tech-title {
  font-size: 0.78rem;
  line-height: 1.25;
  word-break: break-word;
}

.matrix-tech-sub {
  margin-left: 0.35rem;
  border-left: 2px solid var(--line);
  padding-left: 0.55rem;
}

.matrix-sub-list {
  margin: 0.2rem 0 0.35rem 1.35rem;
}

.matrix-col-empty {
  font-size: 0.78rem;
  color: var(--muted);
  padding: 0.35rem;
}

.matrix-article-btn {
  width: 100%;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.55rem 0.6rem;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--fg);
}

.matrix-article-btn strong {
  font-size: 0.88rem;
  font-weight: 560;
}

.matrix-article-btn span {
  font-size: 0.75rem;
  color: var(--muted);
  font-family: var(--font-mono);
}

.stream,
.panel {
  padding: 1.25rem clamp(0.85rem, 2vw, 1.5rem);
}

.panel {
  border-left: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(8px);
}

.stream-head h2,
.panel h2 {
  margin: 0 0 0.85rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.stream-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
}

.stream-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.stream-refresh {
  padding: 0.35rem 0.65rem;
  font-size: 0.78rem;
  font-family: var(--font-mono);
}

.meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted);
}

.article-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.article-row {
  position: relative;
}

.article-board-btn {
  position: absolute;
  top: 0.55rem;
  right: 0.2rem;
  z-index: 2;
  width: 1.85rem;
  height: 1.85rem;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--panel) 92%, var(--ink) 8%);
  color: var(--muted);
  font: inherit;
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  opacity: 0.32;
  transition: opacity 0.15s ease, color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.article-row:hover .article-board-btn,
.article-board-btn:focus-visible {
  opacity: 1;
  color: var(--ink);
  border-color: var(--accent);
}

.article-board-btn.on-board {
  opacity: 1;
  color: var(--accent);
  border-color: var(--accent);
  background: var(--signal-soft);
}

.article-board-btn:hover {
  color: var(--accent);
}

@media (max-width: 960px) {
  .article-board-btn {
    opacity: 0.9;
  }
}

.article-item {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  text-align: left;
  display: block;
  padding: 0.95rem 2.2rem 0.95rem 0.35rem;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  color: inherit;
  font: inherit;
  white-space: normal;
  overflow-wrap: anywhere;
  word-break: break-word;
  cursor: pointer;
  transition: background 0.2s ease;
}

.article-item:hover {
  background: var(--hover);
}

.article-item.active {
  background: var(--signal-soft);
}

.article-item h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: var(--headline-weight, 600);
  letter-spacing: var(--headline-tracking, -0.01em);
  text-transform: var(--headline-transform, none);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.article-item .row-meta {
  margin: 0.35rem 0 0;
  font-size: 0.8rem;
  color: var(--muted);
  font-family: var(--font-mono);
  overflow-wrap: anywhere;
}

.article-item .snip {
  margin: 0.4rem 0 0;
  font-size: 0.9rem;
  color: var(--muted);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.cluster-sources {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-top: 0.5rem;
}

.cluster-source {
  font: inherit;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.02em;
  padding: 0.15rem 0.45rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--side-bg);
  color: var(--muted);
  cursor: pointer;
}

.cluster-source:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.cluster-source.active {
  background: var(--signal-soft);
  border-color: var(--signal);
  color: var(--signal);
}

.kw-preview {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-top: 0.45rem;
  max-width: 100%;
}

.chip {
  display: inline-block;
  max-width: 100%;
  padding: 0.15rem 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: var(--radius);
  overflow-wrap: anywhere;
  word-break: break-word;
  white-space: normal;
}

.chip.signal {
  background: var(--signal-soft);
  color: var(--signal);
}

.panel-empty {
  color: var(--muted);
  font-size: 0.95rem;
}

.panel h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: var(--headline-weight, 600);
  letter-spacing: var(--headline-tracking, -0.02em);
  text-transform: var(--headline-transform, none);
}

.panel-meta {
  margin: 0.4rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted);
}

.panel-summary {
  margin: 0.85rem 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.panel-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: center;
  margin: 0.55rem 0 0;
}

.workbench-header {
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--line);
}

.workbench-header .panel-actions {
  margin-top: 0.55rem;
}

.extraction-board {
  margin-bottom: 1.1rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--line);
}

.extraction-board-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.45rem;
}

.extraction-board-head h3 {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
}

.board-coach {
  margin: 0 0 0.55rem;
}

.board-count {
  color: var(--muted);
  font-weight: 500;
  font-family: var(--font-mono);
  font-size: 0.85em;
}

.board-list {
  list-style: none;
  margin: 0.4rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  max-height: 10rem;
  overflow: auto;
}

.board-item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.4rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--panel) 88%, var(--ink) 4%);
}

.board-item-main {
  min-width: 0;
  flex: 1;
}

.board-item-title {
  margin: 0;
  font-size: 0.82rem;
  font-weight: 560;
  line-height: 1.3;
}

.board-item-meta {
  margin: 0.15rem 0 0;
  font-size: 0.72rem;
  color: var(--muted);
  font-family: var(--font-mono);
}

.board-item-remove {
  flex-shrink: 0;
  font: inherit;
  font-size: 0.72rem;
  cursor: pointer;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  border-radius: var(--radius);
  padding: 0.2rem 0.4rem;
}

.board-item-remove:hover {
  color: var(--ink);
  border-color: var(--ink);
}

.ttp-report {
  margin-bottom: 1.1rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--line);
}

.ttp-list {
  list-style: none;
  margin: 0.35rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.ttp-list li {
  font-size: 0.84rem;
  line-height: 1.35;
  padding: 0.4rem 0.5rem;
  border-left: 3px solid var(--accent);
  background: color-mix(in srgb, var(--panel) 90%, var(--accent) 6%);
}

.ttp-list .ttp-id {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent);
  margin-right: 0.35rem;
}

.board-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.15rem;
  margin-left: 0.3rem;
  padding: 0.05rem 0.35rem;
  border-radius: 999px;
  font-size: 0.68rem;
  font-family: var(--font-mono);
  background: var(--accent);
  color: #fff;
}

.kw-group-primary h4 {
  color: var(--accent);
}

.panel-open {
  color: var(--accent);
  font-weight: 500;
  font-size: 0.88rem;
  margin-right: 0.15rem;
}

.copy-actions {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
}

.copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font: inherit;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  cursor: pointer;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  padding: 0.42rem 0.7rem;
  background: transparent;
  color: var(--ink);
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.copy-btn:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
}

.copy-btn:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.copy-btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--btn-fg);
}

.copy-btn-primary:hover {
  filter: brightness(1.08);
  background: var(--accent);
  border-color: var(--accent);
  color: var(--btn-fg);
}

.copy-icon {
  width: 0.95rem;
  height: 0.95rem;
  flex-shrink: 0;
}

.kw-group h4 {
  margin: 0 0 0.4rem;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.kw-hint {
  margin: 0 0 0.5rem;
  font-size: 0.78rem;
  color: var(--muted);
}

.kw-group + .kw-group {
  margin-top: 1rem;
}

.kw-group-muted .chip {
  opacity: 0.85;
}

.chip-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.chip-list:empty::after {
  content: "—";
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

button.chip {
  border: 0;
  cursor: pointer;
  font: inherit;
}

button.chip:hover {
  filter: brightness(1.1);
}

button.chip:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

a.itm-chip {
  text-decoration: none;
}

a.itm-chip:hover {
  filter: brightness(1.12);
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1rem clamp(1rem, 3vw, 2.5rem) 1.5rem;
  font-size: 0.75rem;
  color: var(--muted);
  line-height: 1.5;
}

.site-footer a {
  color: var(--accent);
}

.site-footer p {
  margin: 0;
  max-width: 52rem;
}

.site-footer .grok-meme {
  margin-top: 0.55rem;
  max-width: none;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--signal);
  animation: grok-stamp 1.6s ease-in-out infinite;
}

@keyframes grok-stamp {
  0%,
  100% {
    opacity: 0.72;
  }
  50% {
    opacity: 1;
  }
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 960px) {
  html,
  body {
    height: 100%;
  }

  body {
    display: flex;
    flex-direction: column;
    min-height: 100dvh;
  }

  .top {
    flex: 0 0 auto;
    padding: 0.85rem 1rem 0.55rem;
  }

  .brand-block .tagline {
    display: none;
  }

  .product {
    font-size: clamp(1.45rem, 5.5vw, 2rem);
  }

  .refine-panel {
    margin-top: 0.4rem;
  }

  .refine-summary {
    padding: 0.35rem 0;
  }

  .refine-body {
    padding-bottom: 0.25rem;
  }

  .stream-filters.stream-filters-secondary {
    gap: 0.4rem 0.65rem;
    margin-top: 0.35rem;
  }

  .theme-picker {
    top: 0.85rem;
    right: 1rem;
    font-size: 0.68rem;
  }

  .theme-picker label {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
  }

  .product {
    padding-right: 6.5rem;
  }

  .stream-only-filters.pill-bar {
    gap: 0.45rem;
    margin-top: 0.55rem;
  }

  .pill {
    padding: 0.22rem 0.55rem;
    font-size: 0.68rem;
  }

  .source-filter-row {
    margin-left: 0;
    width: 100%;
  }

  .source-filter-row select {
    min-width: 0;
    flex: 1 1 auto;
    max-width: none;
  }

  .status {
    margin-top: 0.35rem;
    font-size: 0.68rem;
  }

  .workbench,
  .app-shell {
    min-height: 0;
  }

  .app-shell {
    flex: 1 1 auto;
    height: auto;
    max-height: none;
    min-height: 0;
  }

  .pane-grid {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr;
  }

  .pane {
    border-right: 0;
    display: none;
  }

  .app-shell[data-pane="articles"] .pane-articles,
  .app-shell[data-pane="matrix"] .pane-matrix,
  .app-shell[data-pane="workbench"] .pane-workbench {
    display: flex;
  }

  .app-shell[data-pane="matrix"] .pane-articles,
  .app-shell[data-pane="matrix"] .pane-workbench {
    display: none;
  }

  .mobile-tabs {
    /* already visible on desktop; keep sticky bar on phone */
    display: grid;
    grid-template-columns: repeat(3, 1fr);
  }

  .mobile-tab {
    padding: 0.7rem 0.35rem;
  }

  .extraction-board-actions,
  .workbench-header .panel-actions,
  .panel-actions {
    gap: 0.45rem;
  }

  .copy-btn {
    min-height: 2.5rem;
    padding: 0.55rem 0.75rem;
    font-size: 0.8rem;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
  }

  .extraction-board-actions .copy-btn {
    flex: 1 1 auto;
  }

  .panel {
    border: 0;
  }

  .site-footer {
    flex: 0 0 auto;
  }

  .tagline {
    padding-right: 0;
  }
}

@media (max-width: 640px) {
  .search-bar {
    gap: 0.35rem;
  }

  .search-bar input {
    min-width: 0;
    flex: 1 1 auto;
  }

  .pill-divider {
    display: none;
  }

  .copy-actions {
    flex-wrap: wrap;
  }
}