:root {
  --bg: #f6f3ec;
  --panel: #ffffff;
  --text: #1c1c1c;
  --muted: #5f625f;
  --line: #d9d0c0;
  --brand: #000000;
  --brand-soft: #f3eee2;
  --gold: #cfb991;
  --gold-deep: #b39b6a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  background: linear-gradient(180deg, #fbf8f2 0%, #f1ebdf 100%);
  color: var(--text);
}

.pub-layout {
  max-width: 1150px;
  margin: 0 auto;
  padding: 1rem;
}

.controls {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.7rem;
  align-items: end;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.8rem;
  position: sticky;
  top: 0.65rem;
  z-index: 40;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
}

label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.92rem;
  font-weight: 600;
}

input,
select,
button {
  font: inherit;
}

input,
select {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.5rem;
  background: #fff;
}

button {
  border: 1px solid var(--brand);
  border-radius: 8px;
  background: var(--gold);
  color: #171717;
  padding: 0.5rem 0.8rem;
  cursor: pointer;
}

.status-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.8rem;
  margin: 0.8rem 0;
}

.status {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.55rem 0.7rem;
  color: var(--muted);
}

.publication-list {
  display: grid;
  gap: 0.8rem;
}

.pub-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.9rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.9rem;
}

.pub-main {
  display: grid;
  gap: 0.55rem;
}

.pub-title {
  margin: 0;
  font-size: 1.02rem;
  color: #1c1c1c;
  font-family: "Palatino Linotype", "Book Antiqua", Palatino, Georgia, serif;
}

.pub-meta {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.pub-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.pub-link,
.abstract-toggle {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--brand);
  border-radius: 8px;
  padding: 0.35rem 0.55rem;
  font-size: 0.84rem;
  text-decoration: none;
  color: #1a1a1a;
  background: #f9f3e8;
  cursor: pointer;
}

.abstract-toggle[aria-expanded="true"] {
  background: var(--brand-soft);
}

.student-authors-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
}

.student-authors-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: #312a1d;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.student-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.chip {
  font-size: 0.75rem;
  border-radius: 999px;
  background: var(--brand-soft);
  color: #2b2720;
  padding: 0.2rem 0.45rem;
}

.student-name-chip {
  background: #f1e5cc;
  color: #2d2415;
  font-weight: 600;
}

.pub-type-chip {
  background: #e7dbc4;
  color: #231f17;
  font-weight: 600;
  width: fit-content;
}

.abstract-panel {
  display: none;
  border-top: 1px solid var(--line);
  margin-top: 0.25rem;
  padding-top: 0.5rem;
  color: #28313d;
  font-size: 0.9rem;
  line-height: 1.45;
}

.abstract-panel.open {
  display: block;
}

.empty {
  background: var(--panel);
  border: 1px dashed var(--line);
  border-radius: 12px;
  color: var(--muted);
  padding: 1rem;
}

.filter-toggle-btn {
  display: none;
  align-items: center;
  gap: 0.4rem;
  border: 1px solid var(--gold-deep);
  border-radius: 8px;
  background: var(--gold);
  color: #171717;
  padding: 0.45rem 0.9rem;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}

@media (max-width: 880px) {
  .controls.is-collapsed {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    align-items: center;
    padding: 0.35rem 0.65rem;
    gap: 0.5rem;
  }

  .controls.is-collapsed .filter-toggle-btn {
    display: inline-flex;
  }

  .controls.is-collapsed:not(.is-open) > label,
  .controls.is-collapsed:not(.is-open) > #resetBtn {
    display: none;
  }

  .controls.is-collapsed.is-open {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0.7rem;
    padding: 0.8rem;
    align-items: end;
  }

  .controls.is-collapsed.is-open .filter-toggle-btn {
    display: inline-flex;
    grid-column: 1 / -1;
    justify-self: end;
  }
}