.site-footer {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  padding: 52px 5vw 25px;
  color: #fff;
  background: linear-gradient(135deg, var(--ink) 0%, var(--night) 100%);
}
.footer-brand {
  display: flex;
  align-self: start;
}
.footer-mark {
  display: grid;
  grid-template-columns: auto auto 51px;
  align-items: center;
  width: max-content;
  font-family: "Anton", sans-serif;
  font-size: 51px;
  letter-spacing: 1px;
}
.footer-mark span {
  background: var(--gradient-fes);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.footer-mark small {
  grid-column: 1 / 3;
  margin-top: 6px;
  color: var(--yellow);
  font:
    500 9px/1 "DM Mono",
    monospace;
  letter-spacing: 2px;
}
.footer-mark .social-x-link {
  margin-left: 28px;
  width: 51px;
  height: 51px;
}
.footer-mark .social-x-link img {
  width: 23px;
  height: 23px;
}
.footer-info {
  display: flex;
  justify-content: space-between;
  align-items: start;
  font:
    10px/1.7 "DM Mono",
    monospace;
  letter-spacing: 1px;
}
.footer-info p {
  margin: 0;
}
.footer-info a {
  color: var(--yellow);
}
.footer-credits {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 32px;
  margin: 14px 0 0;
  padding: 22px 0;
  border-top: 2px solid var(--yellow);
  border-bottom: 1px solid rgba(255, 250, 240, 0.45);
  font:
    700 14px/1.6 "Noto Sans JP",
    sans-serif;
}
.footer-credits div {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding-left: 12px;
  border-left: 3px solid var(--pink);
}
.footer-credits dt,
.footer-credits dd {
  margin: 0;
}
.footer-credits dt {
  flex-shrink: 0;
  padding: 2px 6px;
  color: var(--yellow);
  background: rgba(246, 201, 69, 0.14);
  font-weight: 700;
}
.footer-credits dd {
  color: var(--cream);
}
.copyright {
  grid-column: 1 / -1;
  margin: 22px 0 0;
  padding-top: 14px;
  border-top: 1px solid #4f6074;
  font:
    9px/1 "DM Mono",
    monospace;
  letter-spacing: 1px;
}
@media (max-width: 800px) {
  .site-footer {
    grid-template-columns: 1fr;
  }
  .footer-info {
    grid-column: 1;
  }
  .footer-credits {
    grid-column: 1;
    grid-template-columns: 1fr;
  }
  .copyright {
    grid-column: 1;
  }
}
@media (max-width: 460px) {
  .footer-info {
    display: grid;
    gap: 20px;
  }
}