.tools-footer {
  width: min(1080px, calc(100% - 24px));
  margin: 34px auto 32px;
  padding: 0;
  color: #5b6b76;
  font-family: "Noto Sans JP", "Hiragino Sans", "Yu Gothic", sans-serif;
  font-size: 0.92rem;
  line-height: 1.7;
}

.tools-footer__inner {
  display: grid;
  gap: 18px;
  padding: 22px 24px;
  border: 1px solid #d8e3e3;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 12px 28px rgba(21, 45, 54, 0.08);
}

.tools-footer__brand {
  display: grid;
  gap: 6px;
}

.tools-footer__title {
  margin: 0;
  color: #24323d;
  font-size: 1.02rem;
  font-weight: 800;
  line-height: 1.5;
}

.tools-footer__note {
  margin: 0;
}

.tools-footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  padding-top: 16px;
  border-top: 1px solid #d8e3e3;
}

.tools-footer__nav a {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 7px 12px;
  border: 1px solid rgba(0, 128, 128, 0.18);
  border-radius: 999px;
  background: #f2fbfa;
  color: #008080;
  font-weight: 700;
  text-decoration: none;
  transition: background 0.16s ease, border-color 0.16s ease, color 0.16s ease;
}

.tools-footer__nav a:hover,
.tools-footer__nav a:focus-visible {
  border-color: rgba(0, 128, 128, 0.42);
  background: #e7f6f5;
  color: #006f6f;
}

@media (max-width: 640px) {
  .tools-footer {
    width: min(100% - 16px, 1080px);
    margin: 26px auto 24px;
    font-size: 0.88rem;
  }

  .tools-footer__inner {
    gap: 16px;
    padding: 18px;
    border-radius: 16px;
  }

  .tools-footer__nav {
    gap: 8px;
    padding-top: 14px;
  }

  .tools-footer__nav a {
    min-height: 34px;
    padding: 6px 10px;
  }
}