/* ============================================================
   publications.css — Publications page styles
   PSCA & Co. Website
   ============================================================ */

/* ── Category sections ───────────────────────────────────────── */
.pub-cat-section {
  padding: var(--space-section) 0 var(--space-section-sm);
  background: var(--color-surface-page);
  border-top: 1px solid var(--color-border-subtle);
  /* Keeps section anchors below the fixed nav + ticker on TOC jumps */
  scroll-margin-top: calc(var(--nav-height) + var(--banner-height) + var(--space-8));
}

/* Alternate background for visual rhythm between categories */
.pub-cat-section--alt {
  background: var(--color-white);
}

/* Category heading */
.pub-cat__head {
  margin-bottom: var(--space-10);
}

.pub-cat__heading {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 400;
  color: var(--color-navy);
  margin-bottom: var(--space-4);
  line-height: 1.15;
}

/* Empty state for categories with no publications yet */
.pub-cat__empty {
  padding: var(--space-10) 0 var(--space-6);
}

.pub-cat__empty p {
  font-family: var(--font-sans);
  font-size: var(--text-body-sm-size);
  color: var(--color-text-muted);
  font-style: italic;
}

/* Disclaimer wrapper */
.pub-disclaimer-wrap {
  background: var(--color-surface-page);
  padding: var(--space-8) 0 var(--space-section);
  border-top: 1px solid var(--color-border-subtle);
}

/* ── Grid ────────────────────────────────────────────────────── */
.pub-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-10);
}

@media (max-width: 1024px) { .pub-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px)  { .pub-grid { grid-template-columns: 1fr; gap: var(--space-4); } }

/* ── Card ────────────────────────────────────────────────────── */
.pub-card {
  background: var(--color-white);
  padding: var(--space-7);
  border-top: 2px solid transparent;
  display: flex;
  flex-direction: column;
  transition: border-top-color var(--transition-base), box-shadow var(--transition-base);
}

.pub-card:hover {
  border-top-color: var(--color-gold);
  box-shadow: var(--shadow-sm);
}

.pub-card[aria-hidden="true"] { display: none; }

/* ── Meta row ────────────────────────────────────────────────── */
.pub-card__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-4);
  gap: var(--space-3);
}

.pub-card__cat {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold);
  padding: 3px 10px;
  border: 1px solid var(--color-gold-a35); /* [P2] was rgba raw; token */
  white-space: nowrap;
}

.pub-card__date {
  font-family: var(--font-sans);
  font-size: var(--text-caption);
  color: var(--color-text-muted);
  white-space: nowrap;
}

/* ── Title (h3 within category section) ─────────────────────── */
.pub-card__title {
  font-family: var(--font-serif);
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  font-weight: 600;
  color: var(--color-navy);
  line-height: 1.35;
  margin: 0 0 var(--space-3);
}

/* ── Rule ────────────────────────────────────────────────────── */
.pub-card__rule {
  display: block;
  width: 24px;
  height: 1px;
  background: var(--color-gold);
  margin-bottom: var(--space-4);
  flex-shrink: 0;
}

/* ── Excerpt ─────────────────────────────────────────────────── */
.pub-card__excerpt {
  font-family: var(--font-sans);
  font-size: var(--text-body-sm);
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin: 0;
  flex: 1;
}

/* ── Footer row ──────────────────────────────────────────────── */
.pub-card__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border-subtle);
}

.pub-card__author {
  font-family: var(--font-sans);
  font-size: var(--text-caption);
  color: var(--color-text-muted);
}

.pub-card__read {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-sans);
  font-size: var(--text-caption);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-navy);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.pub-card__read:hover { color: var(--color-gold); }

.pub-card__read svg {
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ── Disclaimer ──────────────────────────────────────────────── */
.pub-disclaimer {
  max-width: 760px;
  padding: var(--space-6) var(--space-7);
  background: var(--color-white);
  border-left: 3px solid var(--color-gold-a35); /* [P2] was rgba raw; token */
}

.pub-disclaimer p {
  font-family: var(--font-sans);
  font-size: var(--text-caption);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin: 0;
}