/* Research tracker (research.html) — page-specific additions to styles.css */

.rt-why { padding-block: clamp(var(--space-12), 8vw, var(--space-20)); border-bottom: 1px solid var(--color-divider); }
.rt-why .callout { margin-top: var(--space-10); max-width: 80ch; }

.rt-tracker { padding-block: clamp(var(--space-10), 6vw, var(--space-16)) var(--space-8); }
.rt-tracker-head { margin-bottom: var(--space-4); }

/* Controls */
.rt-filter-bar { align-items: center; row-gap: var(--space-3); margin-bottom: var(--space-4); }
.rt-filter-bar[hidden] { display: none; }
.rt-pills { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.rt-pills .filter-pill .rt-n { font-weight: 500; margin-left: 4px; }
.rt-tools { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3); margin-left: auto; min-width: 0; }
.rt-view { display: inline-flex; gap: var(--space-2); }
.rt-search { margin-left: 0; min-width: 0; flex: 1 1 200px; }
.rt-select {
  appearance: none;
  -webkit-appearance: none;
  padding: var(--space-2) var(--space-8) var(--space-2) var(--space-4);
  font: inherit;
  font-size: var(--text-xs);
  color: var(--color-text);
  background-color: var(--color-surface);
  background-image: linear-gradient(45deg, transparent 50%, currentColor 50%), linear-gradient(135deg, currentColor 50%, transparent 50%);
  background-position: calc(100% - 16px) 52%, calc(100% - 11px) 52%;
  background-size: 5px 5px;
  background-repeat: no-repeat;
  border: 1px solid var(--color-divider);
  border-radius: 999px;
  cursor: pointer;
}
.rt-select:focus-visible, .rt-view .filter-pill:focus-visible, .rt-pills .filter-pill:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.rt-count { font-size: var(--text-sm); color: var(--color-text-muted); margin-bottom: var(--space-6); }

/* Cards */
.rt-grid { margin-bottom: var(--space-10); }
.rt-grid[hidden] { display: none; }
.rt-card:hover { transform: none; box-shadow: none; border-color: var(--color-border); }
.rt-card h3 { font-size: 1.25rem; overflow-wrap: anywhere; }
.rt-card .article-meta { flex-wrap: wrap; row-gap: var(--space-1); }
.rt-authors { color: var(--color-ink) !important; font-weight: 500; }
.rt-venue { font-style: italic; }
.rt-setting {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  padding: var(--space-2) var(--space-3);
  background: var(--color-surface-offset);
  border-radius: var(--radius-sm);
}
.rt-setting strong { color: var(--color-ink); font-weight: 600; }
.rt-links { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-5); margin-top: auto; padding-top: var(--space-3); font-size: var(--text-sm); }
.rt-links a { font-weight: 500; overflow-wrap: anywhere; }
.rt-links .rt-nolink { color: var(--color-text-muted); }

/* Direction badge — colors come from theme tokens so both modes work */
.rt-badge {
  --rt-c: var(--color-text-muted);
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
  padding: 2px 8px;
  border-radius: 999px;
  color: color-mix(in oklab, var(--rt-c) 82%, var(--color-ink));
  background: color-mix(in oklab, var(--rt-c) 14%, var(--color-surface));
  border: 1px solid color-mix(in oklab, var(--rt-c) 35%, transparent);
}
.rt-badge[data-dir="job loss"] { --rt-c: var(--color-error); }
.rt-badge[data-dir="little/no effect"] { --rt-c: var(--color-primary); }
.rt-badge[data-dir="mixed"] { --rt-c: var(--color-text-muted); }
.rt-badge[data-dir="hours reduction"] { --rt-c: var(--color-accent); }
.rt-badge[data-dir="other margins"] { --rt-c: var(--color-success); }

/* Table */
.rt-table-wrap { margin-top: 0; margin-bottom: var(--space-10); }
.rt-table-wrap[hidden] { display: none; }
.rt-table { min-width: 720px; }
.rt-table td { vertical-align: top; line-height: 1.5; }
.rt-table td:first-child { font-family: var(--font-mono); font-size: var(--text-xs); white-space: nowrap; }
.rt-table td:nth-child(2) { min-width: 240px; }
.rt-table td:nth-child(4) { min-width: 260px; }
.rt-table .rt-badge { margin-bottom: var(--space-1); }

.rt-empty { padding: var(--space-8); text-align: center; color: var(--color-text-muted); border: 1px dashed var(--color-border); border-radius: var(--radius-lg); }

.rt-footnote { font-size: var(--text-xs); color: var(--color-text-muted); max-width: 80ch; }
.rt-related { padding-bottom: var(--space-16); }
.rt-related .further-reading { margin-top: var(--space-8); }

@media (max-width: 640px) {
  .rt-tools { margin-left: 0; width: 100%; }
  .rt-search { flex-basis: 100%; max-width: none; }
}