/* ==========================================================================
   Site Footer
   ========================================================================== */

.usp-footer {
  background: var(--purple-dark);
  color: rgba(255, 255, 255, 0.72);
  position: relative;
}

.usp-footer::before {
  content: "";
  display: block;
  height: 4px;
  background: linear-gradient(90deg, var(--orange), var(--purple));
}

.usp-footer-top {
  padding: clamp(48px, 6vw, 76px) 0 clamp(36px, 5vw, 56px);
}

.usp-footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.6fr 1.1fr 1.1fr;
  gap: clamp(32px, 4vw, 48px);
}

/* ---------- Brand column ---------- */
.usp-footer-logo {
  display: block;
  font-family: var(--usp-font-display);
  font-weight: 700;
  font-size: 1.3rem;
  line-height: 1.25;
  color: var(--white);
  margin-bottom: 18px;
}

.usp-footer-blurb {
  font-size: 0.92rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.62);
  max-width: 34ch;
  margin-bottom: 22px;
}

.usp-footer-badges {
  margin-bottom: 24px;
}

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

.usp-social-icon {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: rgba(255, 255, 255, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  transition:
    background var(--dur-s) var(--ease),
    border-color var(--dur-s) var(--ease),
    color var(--dur-s) var(--ease),
    transform var(--dur-s) var(--ease);
}
.usp-social-icon svg {
  width: 17px;
  height: 17px;
}
.usp-social-icon:hover {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--white);
  transform: translateY(-2px);
}

/* ---------- Link columns ---------- */
.usp-footer-col h4 {
  font-family: var(--usp-font-display);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--white);
  margin: 0 0 20px;
}

.usp-footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.usp-footer-col a {
  color: rgba(255, 255, 255, 0.66);
  text-decoration: none;
  font-size: 0.92rem;
  transition: color var(--dur-s) var(--ease);
}
.usp-footer-col a:hover {
  color: var(--orange);
}

/* ---------- Contact column ---------- */
.usp-footer-office {
  margin-bottom: 18px;
}
.usp-footer-office__tag {
  display: block;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 6px;
}
.usp-footer-office svg {
  width: 16px;
  height: 16px;
  color: var(--orange);
  flex-shrink: 0;
}

.usp-footer-office__address {
  display: flex;
  gap: 8px;
}
.usp-footer-office address {
  font-style: normal;
  font-size: 0.9rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.66);
}

.usp-footer-direct {
  list-style: none;
  margin: 22px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.usp-footer-direct li {
  display: flex;
  margin-top: 5px;
  align-items: center;
  gap: 10px;
}
.usp-footer-direct svg {
  width: 16px;
  height: 16px;
  color: var(--orange);
  flex-shrink: 0;
}
.usp-footer-direct a {
  color: rgba(255, 255, 255, 0.85);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
}
.usp-footer-direct a:hover {
  color: var(--orange);
}

/* ---------- Bottom bar ---------- */
.usp-footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(0, 0, 0, 0.12);
}

.usp-footer-bottom-inner {
  padding: 22px 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px 28px;
}

.usp-footer-copyright {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.5);
  margin: 0;
}

.usp-footer-legal {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
  margin: 0;
  padding: 0;
}
.usp-footer-legal a {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.55);
  text-decoration: none;
  transition: color var(--dur-s) var(--ease);
}
.usp-footer-legal a:hover {
  color: var(--white);
}

.usp-footer-credit {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.42);
  margin: 0;
}
.usp-footer-credit a {
  color: rgba(255, 255, 255, 0.65);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
}
.usp-footer-credit a:hover {
  color: var(--orange);
  border-color: var(--orange);
}

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .usp-footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .usp-footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 640px) {
  .usp-footer-grid {
    grid-template-columns: 1fr;
  }
  .usp-footer-bottom-inner {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
  }
}