/* Footer Styles */

/* footer redesign */
footer {
  border-top: 1px solid var(--glass-border);
  background: linear-gradient(180deg, rgba(7, 10, 15, 0.8) 0%, rgba(11, 18, 38, 0.95) 100%);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 30px 0 15px;
  margin-top: 80px;
  position: relative;
}

footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--orange), transparent);
  opacity: 0.3;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 48px;
  margin-bottom: 25px;
}

.footer-col h4 {
  margin: 0 0 15px;
  font-size: 16px;
  font-weight: 700;
  color: var(--txt);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  position: relative;
  display: inline-block;
}

.footer-col h4::after {
  content: "";
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--orange);
  border-radius: 2px;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

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

.footer-links a {
  color: var(--muted);
  font-size: 14px;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0;
}

.footer-links a:hover {
  color: var(--txt);
  padding-left: 8px;
}

.footer-links a:hover {
  color: var(--orange2);
}

/* Nested footer links (recommended products) */
.footer-links-nested .footer-group {
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.02);
  padding: 5px 8px;
}

.footer-links-nested details + li {
  margin-top: 6px;
}

.footer-links-nested summary {
  list-style: none;
  cursor: pointer;
  font-size: 14px;
  color: var(--txt);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-links-nested summary::-webkit-details-marker {
  display: none;
}

.footer-links-nested summary::after {
  content: "▾";
  font-size: 11px;
  opacity: .7;
}

.footer-links-nested details[open] summary::after {
  transform: rotate(180deg);
}

.footer-sublist {
  list-style: none;
  padding-left: 4px;
  margin: 6px 0 0;
}

.footer-sublist li {
  margin-bottom: 6px;
}

.foot-bottom {
  padding-top: 20px;
  border-top: 1px solid var(--glass-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  color: var(--muted);
  font-size: 13px;
}

.btn-top {
  transition: all 0.3s ease;
}

.btn-top:hover {
  transform: translateY(-2px);
  filter: brightness(1.2);
}

@media (max-width: 992px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr;
    gap: 40px;
  }
}

@media (max-width: 576px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .foot-bottom {
    flex-direction: column;
    text-align: center;
  }
}