/* ═══════════════════════════════════════════════
   footer.css
═══════════════════════════════════════════════ */

#site-footer {
  background: var(--sumi);
  padding: 5rem var(--space-lg) 3rem;
  border-top: 0.5px solid rgba(248, 246, 242, 0.05);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  align-items: start;
  max-width: 1400px;
  margin: 0 auto;
}

/* ── Brand ── */
.footer-logo {
  font-family: var(--ff-serif-en);
  font-size: 1.5rem;
  font-weight: 300;
  letter-spacing: 0.3em;
  color: var(--washi);
  margin-bottom: 0.4rem;
}

.footer-logo-sub {
  font-size: 0.55rem;
  letter-spacing: 0.45em;
  color: var(--nenokuchi);
  margin-bottom: 1.5rem;
}

.footer-desc {
  font-size: 0.72rem;
  line-height: 2.2;
  color: var(--nenokuchi);
  letter-spacing: 0.04em;
  max-width: 220px;
  margin-bottom: 2rem;
}

.footer-sns {
  display: flex;
  gap: 1.2rem;
}
.footer-sns a {
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  color: rgba(138, 132, 148, 0.5);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-sns a:hover { color: var(--lila-pale); }

/* ── Columns ── */
.footer-col-title {
  font-size: 0.55rem;
  letter-spacing: 0.4em;
  color: rgba(138, 132, 148, 0.5);
  margin-bottom: 1.5rem;
  display: block;
}

.footer-nav { list-style: none; }
.footer-nav li { margin-bottom: 0.9rem; }
.footer-nav a {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--nenokuchi);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-nav a:hover { color: var(--lila-pale); }

/* ── Bottom bar ── */
.footer-bottom {
  grid-column: 1 / -1;
  padding-top: 2rem;
  border-top: 0.5px solid rgba(248, 246, 242, 0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-copy {
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  color: rgba(138, 132, 148, 0.35);
}

.footer-copy--italic {
  font-style: italic;
  font-family: var(--ff-serif-en);
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  color: rgba(155, 132, 176, 0.2);
}