/* Publications page styles */
.page-hero {
  padding: clamp(80px, 12vw, 160px) 0 clamp(56px, 8vw, 96px);
  background: var(--paper);
  border-bottom: 1px solid var(--hairline);
}
.page-hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 96px);
  align-items: end;
}
.page-hero h1 {
  font-size: clamp(48px, 7vw, 96px);
  line-height: 0.96;
  letter-spacing: -0.04em;
}
.page-hero .lead { max-width: 38ch; }
.page-hero--slim { padding: clamp(40px, 5vw, 64px) 0; }
.page-hero--slim .container { display: block; }
.page-hero--slim h1 { font-size: clamp(28px, 4vw, 44px); letter-spacing: -0.02em; }
@media (max-width: 880px) { .page-hero .container { grid-template-columns: 1fr; } }

.filters {
  padding: 32px 0;
  background: var(--bg);
  border-bottom: 1px solid var(--hairline);
  position: sticky;
  top: 71px;
  z-index: 20;
  backdrop-filter: blur(10px);
  background: rgba(244, 241, 236, 0.92);
}
.filters .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.filter-group {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}
.filter-group .label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-right: 8px;
}
.chip {
  padding: 7px 14px;
  font-size: 13px;
  font-weight: 500;
  border-radius: 999px;
  background: transparent;
  border: 1px solid var(--hairline-strong);
  color: var(--ink-soft);
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: inherit;
}
.chip:hover { background: var(--paper); color: var(--ink); }
.chip.is-active { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--hairline-strong);
  border-radius: 999px;
  background: var(--paper);
  min-width: 220px;
}
.search-box input {
  border: none;
  background: none;
  outline: none;
  font-family: inherit;
  font-size: 14px;
  color: var(--ink);
  width: 100%;
}
.search-box svg { color: var(--ink-mute); flex-shrink: 0; }

/* Featured */
.featured { background: var(--paper); padding: clamp(36px, 5vw, 60px) 0; }
.featured-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.feat-card {
  background: var(--bg);
  border: 1px solid var(--hairline);
  border-radius: 10px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  position: relative;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
}
.feat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--hairline-strong);
}
.feat-card.is-hero {
  grid-column: span 2;
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}
.feat-card.is-hero::before {
  content: "";
  position: absolute;
  inset: auto -20% -40% auto;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, var(--accent) 0%, transparent 65%);
  opacity: 0.3;
  pointer-events: none;
}
.feat-card.is-hero h3 { color: var(--bg); position: relative; }
.feat-card.is-hero .meta { color: rgba(244, 241, 236, 0.65); }
.feat-card.is-hero .journal { color: #c9b9f4; }
.feat-card .top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.feat-card .year {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--ink-mute);
}
.feat-card.is-hero .year { color: rgba(244, 241, 236, 0.6); }
.feat-card h3 {
  font-size: 14px;
  line-height: 1.22;
  letter-spacing: -0.012em;
  font-variation-settings: "opsz" 16;
  font-weight: 600;
}
.feat-card.is-hero h3 { font-size: 17px; line-height: 1.15; }
.feat-card .authors { font-size: 11px; line-height: 1.5; color: var(--ink-mute); }
.feat-card.is-hero .authors { color: rgba(244, 241, 236, 0.7); }
.feat-card .authors strong { color: var(--ink); font-weight: 600; }
.feat-card.is-hero .authors strong { color: var(--bg); }
.feat-card .journal {
  font-style: italic;
  font-size: 11px;
  color: var(--accent-deep);
  font-weight: 500;
}
.feat-card .meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: auto;
  padding-top: 8px;
  border-top: 1px solid var(--hairline);
  font-size: 10px;
  color: var(--ink-mute);
  letter-spacing: 0.02em;
}
.feat-card.is-hero .meta { border-top-color: rgba(244, 241, 236, 0.16); }
.feat-card .doi-link {
  color: var(--accent-deep);
  font-weight: 500;
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.feat-card.is-hero .doi-link { color: #c9b9f4; }
.feat-card .meta-link { text-decoration: none; font-size: 10px; transition: opacity 0.15s ease; }
.feat-card .meta-link:hover { opacity: 0.78; }
@media (max-width: 920px) {
  .featured-grid { grid-template-columns: 1fr; }
  .feat-card.is-hero { grid-column: span 1; }
}

/* List */
.pubs-list { background: var(--bg); }
.pubs-list .section-head { margin-bottom: 32px; }
.pub {
  display: grid;
  grid-template-columns: 40px 1fr 80px;
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px solid var(--hairline);
  align-items: baseline;
  transition: background 0.18s ease, padding 0.18s ease;
}
.pub:hover { background: var(--paper); padding-left: 8px; padding-right: 8px; }
.pub-idx {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-mute);
  letter-spacing: 0.04em;
  font-variant-numeric: tabular-nums;
}
.pub-title {
  font-family: var(--font-display);
  font-size: 14px;
  line-height: 1.3;
  font-weight: 500;
  letter-spacing: -0.012em;
  color: var(--ink);
  margin-bottom: 2px;
  font-variation-settings: "opsz" 16;
}
.pub-authors { font-size: 12px; color: var(--ink-mute); line-height: 1.45; margin-bottom: 2px; }
.pub-authors strong { color: var(--ink); font-weight: 600; }
.pub-journal { font-style: italic; font-size: 12px; color: var(--accent-deep); font-weight: 500; }
.pub-side {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
  text-align: right;
}
.pub-year {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--ink);
  font-variation-settings: "opsz" 16;
  font-variant-numeric: tabular-nums;
}
.pub-tags { display: flex; gap: 4px; flex-wrap: wrap; justify-content: flex-end; }
@media (max-width: 800px) {
  .pub { grid-template-columns: 32px 1fr; gap: 10px; }
  .pub-side { grid-column: 2; flex-direction: row; align-items: center; justify-content: flex-start; text-align: left; }
}