/* ============================================================
   IAI Group — Publications Page
   ============================================================ */

.pubs-main {
  padding-top: var(--nav-h);
  min-height: 100vh;
}

.pubs-container {
  max-width: 860px;
  padding-top: 56px;
  padding-bottom: 100px;
}

/* ── Page header ─────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .8rem;
  color: var(--text-dim);
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--accent); opacity: 1; }
.breadcrumb span { color: var(--text-dim); }

.pubs-page-header {
  margin-bottom: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border);
}
.pubs-page-header h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 8px;
}
.pubs-subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}
.pubs-count {
  font-size: .82rem;
  color: var(--text-dim);
  font-weight: 500;
}

/* ── Toolbar ─────────────────────────────────────────────── */
.pubs-toolbar {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.pubs-search-wrap {
  position: relative;
  flex: 1;
  min-width: 200px;
}
.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--text-dim);
  pointer-events: none;
}
#pubSearch {
  width: 100%;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: .875rem;
  padding: 10px 36px 10px 36px;
  outline: none;
  transition: border-color .2s;
}
#pubSearch:focus { border-color: var(--accent); }
#pubSearch::placeholder { color: var(--text-dim); }

.search-clear {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: .75rem;
  cursor: pointer;
  display: none;
  padding: 4px;
  line-height: 1;
}
.search-clear:hover { color: var(--text-muted); }

.pubs-sort {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-muted);
  font-family: 'Inter', sans-serif;
  font-size: .85rem;
  padding: 10px 14px;
  outline: none;
  cursor: pointer;
  transition: border-color .2s;
  white-space: nowrap;
}
.pubs-sort:focus { border-color: var(--accent); }

/* ── Filter rows ─────────────────────────────────────────── */
.pubs-filters-row {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}

.pubs-filter-group {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.filter-label {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-dim);
  white-space: nowrap;
  min-width: 56px;
}

.filter-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

/* Category filter pills (reuse .pub-filter from style.css) */
.year-filter {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: .8rem;
  font-weight: 500;
  padding: 5px 14px;
  border-radius: 100px;
  cursor: pointer;
  transition: .2s;
  font-family: 'Inter', sans-serif;
}
.year-filter:hover,
.year-filter.active {
  background: var(--surface2);
  color: var(--text);
  border-color: var(--border-hover);
}

/* ── Empty state ─────────────────────────────────────────── */
.pubs-empty {
  padding: 80px 0;
  text-align: center;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}
.pubs-empty p {
  font-size: 1rem;
}