.site-footer {
  padding: 48px 0 24px;
  background: #0f7db5;
  color: #fff;
}

.site-footer .site-container {
  width: min(100% - var(--site-gutter), var(--site-width));
  margin-inline: auto;
}

.footer-main {
  display: grid;
  gap: 48px;
}

.footer-brand img {
  display: block;
  width: 180px;
  filter: brightness(0) invert(1);
}

.footer-nav {
  display: grid;
  gap: 40px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.footer-links a {
  color: #fff;
  font-size: 0.95rem;
  text-decoration: none;
  opacity: 0.85;
  transition: opacity 0.2s ease;
  font-weight: 500;
}

.footer-links a:hover {
  opacity: 1;
}

.footer-sns {
  display: flex;
  gap: 16px;
  align-items: center;
}

.footer-sns a {
  display: inline-flex;
}

.footer-sns img {
  display: block;
  width: 28px;
  height: 28px;
  filter: brightness(0) invert(1);
}

.footer-bottom {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.3);
  text-align: center;
}

.footer-bottom small {
  font-size: 0.8rem;
  opacity: 0.8;
}

@media (min-width: 768px) {
  .footer-main {
    display: grid;
    gap: 40px;
  }

  .footer-nav {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 48px;
  }

  .footer-links {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 24px 40px;
  }

  .footer-sns {
    justify-content: flex-end;
  }

}