/* =============================================
   FOOTER — Glassmorphism Floating Footer
   ============================================= */

.site-footer {
  position: relative;
  z-index: 1;
  margin-top: var(--space-16);
  padding: var(--space-16) 0 0;
}

.footer-glow-line {
  margin-bottom: var(--space-16);
}

/* =============================================
   FOOTER INNER GRID
   ============================================= */

.footer-inner {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: var(--space-10);
  padding-bottom: var(--space-12);
}

/* =============================================
   BRAND COLUMN
   ============================================= */

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  transition: opacity var(--duration-base) var(--ease-smooth);
}

.footer-logo:hover {
  opacity: 0.8;
}

.footer-tagline {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 260px;
}

/* =============================================
   SOCIAL BUTTONS
   ============================================= */

.footer-socials {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.social-btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  transition:
    background var(--duration-base) var(--ease-smooth),
    border-color var(--duration-base) var(--ease-smooth),
    color var(--duration-base) var(--ease-smooth),
    transform var(--duration-base) var(--ease-spring),
    box-shadow var(--duration-base) var(--ease-smooth);
}

.social-btn:hover {
  background: var(--glass-bg-hover);
  border-color: rgba(139, 92, 246, 0.35);
  color: var(--text-primary);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(139, 92, 246, 0.25);
}

/* Tooltip */
.social-btn::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-sm);
  background: rgba(7, 7, 15, 0.9);
  border: 1px solid var(--glass-border);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition:
    opacity var(--duration-fast) var(--ease-smooth),
    transform var(--duration-fast) var(--ease-smooth);
}

.social-btn:hover::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* =============================================
   COLUMN HEADINGS
   ============================================= */

.footer-col-title {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}

/* =============================================
   FOOTER NAV LINKS
   ============================================= */

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-link {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  transition: color var(--duration-fast) var(--ease-smooth);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.footer-link::before {
  content: '';
  display: inline-block;
  width: 0;
  height: 1px;
  background: var(--accent-gradient);
  transition: width var(--duration-base) var(--ease-smooth);
  border-radius: var(--radius-pill);
  vertical-align: middle;
}

.footer-link:hover {
  color: var(--text-primary);
}

.footer-link:hover::before {
  width: 12px;
}

/* =============================================
   CONTACT COLUMN
   ============================================= */

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.footer-contact-list li {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.footer-contact-label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.footer-contact-value {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.footer-status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: #4ade80;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.6);
  animation: pulse-dot 2s ease-in-out infinite;
  flex-shrink: 0;
}

@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.6); }
  50%       { box-shadow: 0 0 0 5px rgba(74, 222, 128, 0); }
}

/* =============================================
   BOTTOM BAR
   ============================================= */

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: var(--space-5) 0;
}

.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.footer-copyright,
.footer-credit {
  font-size: var(--text-xs);
  color: var(--text-muted);
  letter-spacing: 0.01em;
}

.footer-abn {
  font-size: var(--text-xs);
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

/* =============================================
   SCROLL REVEAL
   ============================================= */

.site-footer .footer-col {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity var(--duration-slower) var(--ease-out),
    transform var(--duration-slower) var(--ease-out);
}

.site-footer .footer-col.visible {
  opacity: 1;
  transform: translateY(0);
}

.site-footer .footer-col:nth-child(1) { transition-delay: 0ms; }
.site-footer .footer-col:nth-child(2) { transition-delay: 80ms; }
.site-footer .footer-col:nth-child(3) { transition-delay: 160ms; }
.site-footer .footer-col:nth-child(4) { transition-delay: 240ms; }

/* =============================================
   RESPONSIVE
   ============================================= */

@media (max-width: 1024px) {
  .footer-inner {
    gap: var(--space-8);
  }
}

@media (max-width: 600px) {
  .footer-inner {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer-brand {
    grid-column: unset;
  }

  .footer-bottom-inner {
    flex-direction: column;
    text-align: center;
    gap: var(--space-2);
  }
}