.xpk-site-footer {
  background: linear-gradient(135deg, #17392d, #0e2920);
  color: #c8d8ce;
  margin-top: 22px;
}
.xpk-footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 34px;
  padding: 52px 15px 38px;
}
.xpk-footer-brand img { max-width: 218px; max-height: 54px; margin-bottom: 18px; filter: brightness(1.18); }
.xpk-site-footer h3 { margin: 0 0 15px; color: #fff; font-size: 16px; font-weight: 700; }
.xpk-site-footer p { margin: 0; line-height: 1.8; }
.xpk-site-footer a { display: block; color: #c8d8ce; margin-bottom: 10px; }
.xpk-site-footer a:hover { color: #fff; }
.xpk-footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 12px 0; font-size: 13px; color: #98a4a7; }
.xpk-go-top {
  position: fixed;
  right: 24px;
  bottom: 72px;
  width: 46px;
  height: 46px;
  border: 0;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50%;
  box-shadow: 0 10px 22px rgba(25,83,59,.25);
  opacity: 0;
  pointer-events: none;
  cursor: pointer;
}
.xpk-go-top.is-visible { opacity: 1; pointer-events: auto; }