.site-footer {
  background: var(--color-bg-dark);
  color: var(--color-text-muted);
  padding: 60px 0 24px;
  border-top: 1px solid var(--color-border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 2fr;
  gap: 60px;
  margin-bottom: 48px;
}

.footer-brand .logo {
  display: inline-flex;
  margin-bottom: 14px;
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  max-width: 300px;
  margin-bottom: 20px;
  line-height: 1.6;
}

.social-links {
  display: flex;
  gap: 10px;
}

.social-links a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

.social-links a:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(0,200,255,0.06);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.footer-col h4 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-bright);
  margin-bottom: 14px;
}

.footer-col ul li { margin-bottom: 8px; }

.footer-col ul a {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.footer-col ul a:hover { color: var(--color-primary); }

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.35);
}

.footer-legal {
  display: flex;
  gap: 20px;
}

.footer-legal a {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.35);
}

.footer-legal a:hover { color: var(--color-text-muted); }

/* Floating WhatsApp Button */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 900;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  transition: all var(--transition-base);
  color: white;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(37,211,102,0.5);
}

.whatsapp-float svg {
  width: 28px;
  height: 28px;
}