/* ============================================
   Research page — template scaffolding
   The .tpl-* classes are placeholder styling and
   disappear as real content replaces the slots.
   ============================================ */

/* --- Overview blurb above the action row --- */
.research-overview {
  max-width: 680px;
  margin-bottom: 1.5rem;
}

/* --- Action row: quiet serif links (variant C) --- */
.research-actions {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 2.25rem;
}

.research-quiet {
  font-family: var(--serif);
  font-size: 1.02rem;
  font-style: italic;
  color: var(--accent-hover);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color 0.2s ease;
}

.research-quiet:hover {
  color: var(--text);
}

.research-quiet-sep {
  font-family: var(--sans);
  color: var(--text-softer);
}

/* Pill buttons — kept for dev-buttons.html (variant B); remove if unused */
.research-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1.2rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-family: var(--sans);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-soft);
  background: var(--card-bg);
  transition: all 0.2s ease;
  cursor: pointer;
}

.research-btn:hover {
  color: var(--accent-hover);
  border-color: var(--accent);
  background: var(--accent-light);
  box-shadow: 0 2px 12px rgba(122, 139, 111, 0.12);
}

.research-btn svg {
  flex-shrink: 0;
}

/* --- Section rule (the line used on other pages) --- */
.research-rule {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2.5rem 0;
}

/* --- Description sections --- */
.research-body {
  display: flex;
  flex-direction: column;
  gap: 2.25rem;
  max-width: 680px;
}

/* A touch more breathing room between prose paragraphs */
.research-overview p,
.research-body p {
  margin-bottom: 1.3rem;
}
.research-body p:last-child,
.research-sub p:last-child {
  margin-bottom: 0;
}

.research-heading {
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
  margin-bottom: 0.85rem;
}

.research-subheading {
  font-family: var(--serif);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
  margin: 1.4rem 0 0.7rem;
}

/* nested (2.5)-style sub-block, indented under its parent section */
.research-sub {
  margin-left: 1.4rem;
}

/* Inline links within the research prose — underlined */
.research-body a {
  color: var(--accent-hover);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color 0.2s ease;
}

.research-body a:hover {
  color: var(--text);
}

/* --- Template slots (placeholder boxes) --- */
.tpl-slot {
  border: 1.5px dashed var(--border);
  border-radius: 10px;
  padding: 1.15rem 1.4rem;
  background: rgba(255, 255, 255, 0.55);
  max-width: 680px;
}

.tpl-label {
  display: block;
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 0.3rem;
}

.tpl-hint {
  font-family: var(--sans);
  font-size: 0.9rem;
  font-style: italic;
  color: var(--text-softer);
  line-height: 1.65;
}

.tpl-heading {
  color: var(--text-softer);
  font-style: italic;
  font-weight: 400;
}

/* --- Current-work feed --- */
.research-feed {
  scroll-margin-top: 90px; /* clear the floating navbar on jump */
}

.research-feed-intro {
  margin-bottom: 1.5rem;
}

.research-feed .postlist {
  max-width: 680px;
}

/* Placeholder feed rows: same ledger geometry as the blog, dimmed */
.tpl-row .postlist-title,
.tpl-row .postlist-sum,
.tpl-row .postlist-date {
  color: var(--text-softer);
}

.tpl-dim {
  font-style: italic;
  font-weight: 400;
}

/* --- Nav entrance stagger for the new structure --- */
@media (prefers-reduced-motion: no-preference) {
  .nav-enter .research-overview,
  .nav-enter .research-actions,
  .nav-enter .research-block,
  .nav-enter .research-feed {
    animation: navEnter 0.5s ease both;
  }
  .section-research.nav-enter .research-overview { animation-delay: 0.11s; }
  .section-research.nav-enter .research-actions { animation-delay: 0.17s; }
  .section-research.nav-enter .research-block:nth-child(1) { animation-delay: 0.23s; }
  .section-research.nav-enter .research-block:nth-child(2) { animation-delay: 0.29s; }
  .section-research.nav-enter .research-block:nth-child(3) { animation-delay: 0.35s; }
  .section-research.nav-enter .research-feed { animation-delay: 0.41s; }
}