/* Publications page — colour accents, tags and filter (tobiaswidmann.eu) */
:root {
  --tw-navy: #010048; --tw-navy-soft: #eef0fb; --tw-pink: #e64980; --tw-pink-soft: #fdeef4;
  --tw-ink-2: #374151; --tw-muted: #6b7280; --tw-line: #e5e7eb; --tw-bg-soft: #f8f9fb;
  --acc-emotions: #e64980; --acc-morality: #010048; --acc-other: #1baf7a;
  --tag-topic-bg: #e8f7f1; --tag-topic-fg: #0f7a55;
  --tag-data-bg: #e9f1fb; --tag-data-fg: #1d5fae;
  --tag-method-bg: #fdeef4; --tag-method-fg: #b3225f;
}

/* filter bar */
.pub-filter { display: flex; flex-wrap: wrap; align-items: center; gap: 0.35rem; margin: 0.25rem 0 0.5rem; }
.pub-filter-label { font-size: 0.72rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--tw-muted); margin-right: 0.3rem; }
.pub-filter-sep { width: 1px; height: 18px; background: var(--tw-line); margin: 0 0.25rem; }
.pub-f {
  font: inherit; font-size: 0.82rem; font-weight: 500; color: var(--tw-navy);
  background: #fff; border: 1px solid var(--tw-line); border-radius: 999px; padding: 0.3rem 0.75rem; cursor: pointer;
  transition: background .15s ease, border-color .15s ease, color .15s ease, transform .15s ease;
}
.pub-f:hover, .pub-f:focus-visible { border-color: var(--tw-navy); transform: translateY(-1px); outline: none; }
.pub-f.is-on { background: var(--tw-navy); border-color: var(--tw-navy); color: #fff; }
.pub-count { margin-left: auto; font-size: 0.8rem; color: var(--tw-muted); font-variant-numeric: tabular-nums; }
.pub-key { display: flex; gap: 0.35rem; align-items: center; margin: 0 0 1.4rem; font-size: 0.75rem; color: var(--tw-muted); }
.pub-key::before { content: "Tags:"; margin-right: 0.15rem; }

/* items: left accent by primary topic + reveal + filtering */
.pub-item { position: relative; padding-left: 1.1rem; border-left: 4px solid var(--acc, var(--tw-navy)); border-radius: 2px; transition: opacity .35s ease, transform .35s ease; }
.pub-item.is-emotions { --acc: var(--acc-emotions); }
.pub-item.is-morality { --acc: var(--acc-morality); }
.pub-item.is-other { --acc: var(--acc-other); }
.pub-item.is-hidden { display: none; }
.pub-js .pub-item.pub-reveal { opacity: 0; transform: translateY(10px); }
.pub-js .pub-item.pub-reveal.is-in { opacity: 1; transform: none; }
.pub-item h3 { transition: color .15s ease; }
.pub-item:hover h3 { color: var(--acc); }

/* tags */
.pub-tags { display: flex; flex-wrap: wrap; gap: 0.3rem; margin: 0.55rem 0 0.2rem; }
.tag {
  display: inline-block; font-size: 0.72rem; font-weight: 600; letter-spacing: .01em; line-height: 1;
  padding: 0.3rem 0.55rem; border-radius: 999px; white-space: nowrap;
}
.tag-topic { background: var(--tag-topic-bg); color: var(--tag-topic-fg); }
.tag-data { background: var(--tag-data-bg); color: var(--tag-data-fg); }
.tag-method { background: var(--tag-method-bg); color: var(--tag-method-fg); }
.pub-tags .tag { animation: pub-pop .35s ease both; animation-delay: calc(var(--k, 0) * 35ms); }
@keyframes pub-pop { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

/* copy button feedback */
.bib-copy.is-done { background: var(--acc-other); }

@media (max-width: 640px) {
  .pub-count { margin-left: 0; width: 100%; }
  .pub-filter-sep { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .pub-js .pub-item.pub-reveal { opacity: 1; transform: none; transition: none; }
  .pub-tags .tag { animation: none; }
}