/* ===============================
SNSバー
=============================== */

.footer-sns {
  background: linear-gradient(180deg, #f7fbff 0%, #eef4fd 100%);
  padding: 18px 30px;
  border-top: 1px solid rgba(147, 174, 212, 0.16);
}

.footer-sns-inner {
  max-width: 1200px;
  margin: auto;
}

.footer-sns-icons {
  display: flex;
  gap: 18px;
  font-size: 100%;
}

.footer-sns-icons a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 12px 24px rgba(96, 125, 171, 0.08);
  color: #234169;
  text-decoration: none;
  transition: all 0.3s;
}

.footer-sns-icons a:hover {
  color: #4b78b3;
  background: #fff;
  box-shadow: 0 16px 28px rgba(96, 125, 171, 0.14);
}


/* ===============================
メインフッター
=============================== */

.site-footer {
  color: #d5e2f2;
  background:
    radial-gradient(circle at top left, rgba(92, 131, 206, 0.22), transparent 24%),
    linear-gradient(180deg, #0c1e33 0%, #081724 100%);
  padding: 72px 40px 30px;
}

.footer-inner {
  max-width: 1200px;
  margin: auto;
}

.footer-top {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(320px, 420px);
  gap: 32px;
  align-items: stretch;
  margin-bottom: 42px;
}

.footer-brand {
  padding: 34px 36px;
  border: 1px solid rgba(196, 216, 246, 0.14);
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.06);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.footer-kicker {
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.26em;
  color: #8fb0de;
}

.footer-title {
  margin: 0;
  font-size: clamp(1.8rem, 3vw, 2.7rem);
  line-height: 1.18;
  color: #fff;
}

.footer-description {
  margin: 18px 0 0;
  max-width: 680px;
  font-size: 14px;
  line-height: 1.95;
  color: #c6d5e7;
}

.footer-cta-card {
  padding: 30px 30px 28px;
  border-radius: 30px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0.06) 100%);
  border: 1px solid rgba(206, 224, 249, 0.16);
  box-shadow: 0 22px 50px rgba(3, 10, 19, 0.14);
}

.footer-cta-kicker {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: #a5bfe5;
}

.footer-cta-card h3 {
  margin: 0;
  font-size: 24px;
  line-height: 1.3;
  color: #fff;
}

.footer-cta-card p {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.9;
  color: #d2deeb;
}

.footer-cta-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  margin-top: 22px;
  padding: 0 22px;
  border-radius: 999px;
  background: linear-gradient(135deg, #78afff 0%, #6f7ff0 100%);
  color: #fff;
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
  background: linear-gradient(135deg, #78afff 0%, #6f7ff0 100%);
  transition: all 0.3s;
  box-shadow: 0 16px 30px rgba(94, 121, 214, 0.24);
}

.footer-cta-link:hover {
  color: #fff;
  background: linear-gradient(135deg, #88bbff 0%, #8577ff 100%);
  box-shadow: 0 20px 34px rgba(94, 121, 214, 0.3);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px;
  padding: 30px 0 26px;
  border-top: 1px solid rgba(199, 217, 242, 0.12);
  border-bottom: 1px solid rgba(199, 217, 242, 0.12);
}

.footer-col h3 {
  font-size: 13px;
  margin-bottom: 16px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #fff;
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-col li {
  margin-bottom: 11px;
}

.footer-col a {
  color: #cad8e8;
  text-decoration: none;
  transition: all 0.3s;
}

.footer-col a:hover {
  color: #fff;
  opacity: 1;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 22px;
}

.footer-copy {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: #8ea7c8;
}

.footer-bottom-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-bottom-links a {
  color: #a9bdd8;
  text-decoration: none;
  font-size: 12px;
  transition: all 0.3s;
}

.footer-bottom-links a:hover {
  color: #fff;
}

@media (max-width: 768px) {
  .footer-sns-icons {
    justify-content: center;
    font-size: 120%;
  }

  .site-footer {
    padding: 56px 20px 26px;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 22px;
    margin-bottom: 30px;
  }

  .footer-brand,
  .footer-cta-card {
    padding: 24px 22px;
    border-radius: 24px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 24px 0 22px;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-bottom-links {
    gap: 12px 16px;
  }
}