/* ==========================================================================
   Section 05: Citation & Academic Footer
   ========================================================================== */

/* Citation Box */
.citation {
  padding-bottom: 40px;
}

.citation-head {
  margin-bottom: 20px;
}

.citation-head h2 {
  font-size: clamp(1.85rem, 3vw, 2.5rem);
}

.citation-block {
  position: relative;
}

.citation-copy-btn {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 5px 12px;
  background: var(--bg-surface);
  color: var(--text-primary);
  border: 1.5px solid var(--border-dark);
  box-shadow: 2px 2px 0px var(--border-dark);
  cursor: pointer;
  transition: transform 0.1s ease, box-shadow 0.1s ease, background 0.15s ease;
}

.citation-copy-btn:hover:not(:disabled) {
  background: var(--bg-surface-sunken);
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0px var(--border-dark);
}

.citation-copy-btn:active:not(:disabled) {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0px var(--border-dark);
}

.citation pre {
  background: var(--bg-terminal);
  border: 2px solid var(--border-dark);
  box-shadow: var(--shadow-pixel-lg);
  padding: 24px;
  overflow-x: auto;
  position: relative;
  white-space: pre;
}

.citation code {
  color: #A3E635;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.6;
  white-space: pre;
  word-break: normal;
  overflow-wrap: normal;
  display: block;
}

#copy-status {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--accent-green);
  min-height: 1.5em;
  margin-top: 8px;
}

/* Site Footer */
footer {
  background: var(--bg-surface);
  border-top: 2px solid var(--border-dark);
  padding: 40px 24px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
}

.footer-inner {
  max-width: var(--max-width-wide);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-inner span:first-child {
  font-weight: 600;
  color: var(--text-primary);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  color: var(--text-secondary);
}

.footer-links a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-links a:hover {
  color: var(--accent-orange);
}

@media (max-width: 768px) {
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .citation pre {
    padding: 18px 12px;
    font-size: 0.75rem;
  }
  .citation-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}