:root {
  --ink: #202a35;
  --muted: #66717e;
  --line: #d9e0e7;
  --soft: #f5f7f9;
  --accent: #286090;
  --accent-dark: #1c4668;
}

html {
  scroll-behavior: smooth;
}

body {
  color: var(--ink);
  background: #fff;
  font-size: 16px;
  line-height: 1.55;
}

.publications-page {
  max-width: 1050px;
  padding-top: 32px;
  padding-bottom: 48px;
}

.publication-breadcrumb {
  margin-bottom: 28px;
  color: var(--muted);
  font-size: 14px;
}

.publication-breadcrumb span {
  margin-left: 5px;
}

.publication-header {
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

.publication-kicker {
  margin: 0 0 3px;
  color: var(--accent);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.publication-header h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(34px, 5vw, 50px);
  font-weight: 600;
  letter-spacing: -0.025em;
}

.publication-summary {
  margin: 8px 0 0;
  color: var(--muted);
}

.publication-controls {
  display: grid;
  grid-template-columns: minmax(260px, 2fr) minmax(180px, 1fr) minmax(130px, 0.7fr) auto;
  gap: 14px;
  align-items: end;
  margin-bottom: 10px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--soft);
}

.publication-controls .form-group {
  margin-bottom: 0;
}

.publication-controls label {
  color: #46515d;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.publication-controls .form-control {
  height: 39px;
  border-color: #c9d2dc;
  box-shadow: none;
}

.publication-controls .form-control:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(40, 96, 144, 0.14);
}

.publication-controls .btn {
  height: 39px;
}

.publication-result-count {
  margin: 12px 2px 28px;
  color: var(--muted);
  font-size: 14px;
}

.publication-group {
  margin-bottom: 38px;
}

.publication-group h2 {
  margin: 0 0 14px;
  padding-bottom: 9px;
  border-bottom: 2px solid var(--accent);
  color: var(--accent-dark);
  font-size: 24px;
  font-weight: 600;
}

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

.publication-item {
  padding: 14px 4px 15px;
  border-bottom: 1px solid #e7ebef;
}

.publication-item:last-child {
  border-bottom: 0;
}

.publication-citation {
  overflow-wrap: anywhere;
}

.publication-number {
  display: inline-block;
  min-width: 48px;
  color: var(--accent-dark);
  font-weight: 700;
}

.publication-title a {
  color: var(--accent-dark);
}

.publication-title a:hover,
.publication-title a:focus {
  color: #122f47;
}

.publication-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  align-items: center;
  margin: 7px 0 0 48px;
  min-height: 23px;
}

.publication-link,
.bibtex-details summary {
  display: inline-block;
  padding: 2px 7px;
  border: 1px solid #c9d2dc;
  border-radius: 3px;
  background: #fff;
  color: var(--accent-dark);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.35;
  text-decoration: none;
}

.publication-link:hover,
.publication-link:focus,
.bibtex-details summary:hover,
.bibtex-details summary:focus {
  border-color: var(--accent);
  background: #eef4f9;
  color: #122f47;
  text-decoration: none;
}

.bibtex-details {
  display: inline-block;
}

.bibtex-details summary {
  cursor: pointer;
  list-style: none;
}

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

.bibtex-details[open] {
  display: block;
  flex-basis: 100%;
}

.bibtex-details pre {
  margin: 8px 0 0;
  max-height: 340px;
  overflow: auto;
  border-color: #d5dde5;
  background: #fafbfc;
  font-size: 12px;
  white-space: pre-wrap;
}

.publication-empty {
  padding: 22px;
  border: 1px solid var(--line);
  background: var(--soft);
  text-align: center;
}

.publication-footer {
  margin-top: 46px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}

[hidden] {
  display: none !important;
}

@media (max-width: 800px) {
  .publication-controls {
    grid-template-columns: 1fr 1fr;
  }

  .publication-search {
    grid-column: 1 / -1;
  }
}

@media (max-width: 540px) {
  .publications-page {
    padding-top: 20px;
  }

  .publication-controls {
    grid-template-columns: 1fr;
  }

  .publication-search {
    grid-column: auto;
  }

  .publication-number {
    min-width: 42px;
  }

  .publication-actions {
    margin-left: 42px;
  }
}