.footer {
  position: relative;
  margin-top: clamp(40px, 6vw, 90px);
  padding: clamp(56px, 7vw, 100px) 0 0;
  border-radius: var(--r-xl) var(--r-xl) 0 0;
  border-top: 1px solid var(--surface-line);
  background: var(--bg-1);
  overflow: hidden;
  isolation: isolate;
}

.footer::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(to right, var(--surface-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--surface-line) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(80% 90% at 50% 40%, #000 0%, transparent 78%);
  mask-image: radial-gradient(80% 90% at 50% 40%, #000 0%, transparent 78%);
  opacity: 0.7;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr auto 1.35fr;
  gap: clamp(28px, 4vw, 64px);
  align-items: center;
}

.footer__contact {
  display: grid;
  gap: 22px;
  justify-items: start;
}

.footer .logo__wordmark {
  height: 34px;
}

.footer__mail {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: clamp(1.25rem, 2.2vw, 1.9rem);
  color: var(--text-0);
  border-bottom: 1px solid var(--surface-line-strong);
  transition: color var(--dur-2) var(--ease), border-color var(--dur-2) var(--ease);
}

.footer__mail:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.footer__tagline {
  font-size: 15px;
  color: var(--text-1);
  max-width: 34ch;
}

.footer__orb {
  position: relative;
  width: clamp(170px, 20vw, 290px);
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid var(--accent);
  display: grid;
  place-items: center;
}

.footer__orb img {
  width: 78%;
  height: auto;
  animation: spin-slow 40s linear infinite;
}

.footer__talk {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: clamp(2.1rem, 5.4vw, 5rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--text-0);
}

.footer__talk a {
  display: inline-flex;
  align-items: center;
  gap: 0.22em;
}

.footer__talk em {
  display: block;
  color: var(--accent);
  font-weight: 500;
}

.footer__talk-pill {
  display: inline-grid;
  place-items: center;
  width: 1.9em;
  height: 0.72em;
  border-radius: var(--r-pill);
  border: 0.085em solid var(--accent);
  color: var(--text-0);
  transition: background var(--dur-2) var(--ease), color var(--dur-2) var(--ease);
}

.footer__talk-pill svg {
  width: 0.34em;
  height: 0.34em;
}

.footer__talk a:hover .footer__talk-pill {
  background: var(--accent);
  color: var(--on-accent);
}

.footer__cols {
  display: flex;
  gap: clamp(32px, 6vw, 96px);
  margin-top: clamp(28px, 3vw, 44px);
}

.footer__col-title {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--text-0);
  margin-bottom: 16px;
}

.footer__link {
  display: block;
  padding: 7px 0;
  font-size: 15.5px;
  color: var(--text-1);
  transition: color var(--dur-2) var(--ease), padding-left var(--dur-2) var(--ease);
}

.footer__link:hover {
  color: var(--accent);
  padding-left: 6px;
}

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: clamp(40px, 5vw, 72px);
  padding-block: 26px;
  border-top: 1px solid var(--surface-line);
  font-size: 14px;
  color: var(--text-2);
}

.footer__bottom-link {
  font-weight: 600;
  color: var(--text-0);
  transition: color var(--dur-2) var(--ease);
}

.footer__bottom-link:hover {
  color: var(--accent);
}

@keyframes spin-slow {
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 1080px) {
  .footer__grid {
    grid-template-columns: 1fr;
  }

  .footer__orb {
    display: none;
  }
}

@media (max-width: 640px) {
  .footer {
    padding-bottom: 76px;
  }

  .footer__cols {
    flex-direction: column;
    gap: 28px;
  }
}