/* ==========================================================================
   footer.css
   ========================================================================== */

.footer {
  background: var(--surface3, #0d1117);
  border-top: 1px solid var(--border);
  padding: 64px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 56px;
}

/* Brand column */
.footer-brand {}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.footer-logo-mark {
  width: 32px;
  height: 32px;
  background: var(--green);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 600;
  color: #000;
  flex-shrink: 0;
}
.footer-logo-text {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}
.footer-logo-code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--green);
}
.footer-tagline {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
  max-width: 240px;
  margin-bottom: 20px;
}
.footer-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--green);
  background: var(--green-dim);
  border: 1px solid rgba(16,185,129,0.2);
  padding: 5px 10px;
  border-radius: 6px;
}
.footer-status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  animation: blink 2s ease-in-out infinite;
}

/* Link columns */
.footer-col-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 20px;
}
.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  font-size: 14px;
  color: var(--text-sub);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--green); }

/* Bottom bar */
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}
.footer-copy {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--text-muted);
}
.footer-hq {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--text-muted);
}
.footer-hq span { color: var(--green); }

@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}
@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
}

/* Mobile additions */
@media (max-width: 480px) {
  .footer { padding: 48px 0 24px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .footer-tagline { max-width: 100%; }
  .footer-copy, .footer-hq { font-size: 10px; }
}