/* =========================
   Footer layout (Googleサイト風)
   ========================= */
footer {
  background: #fff;
  border-top: 1px solid #e5e7eb;
  padding: 48px 0 24px;
  font-family: "Noto Sans JP", system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";
}
footer .container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px;
  display: grid;
  grid-template-columns: 1.2fr 1.4fr 1fr;
  gap: 32px;
}
.footer-column h3,
.footer-column h4 {
  margin: 0 0 12px;
  font-weight: 700;
  color: #111827;
  font-size: 1.125rem;
}
.footer-shop-info p,
.footer-link-group ul li a {
  color: #374151;
  font-size: 0.95rem;
  line-height: 1.9;
}
.footer-link-group + .footer-link-group { margin-top: 20px; }
.footer-link-group ul { list-style: none; padding: 0; margin: 0; }
.footer-link-group ul li a {
  text-decoration: none;
  transition: color .2s ease;
}
.footer-link-group ul li a:hover { color: #111827; }

/* Social links */
.footer-follow .social-links {
  display: flex;
  gap: 10px;
  margin-top: 8px;
}
.footer-follow .social-links a {
  width: 40px; height: 40px;
  border-radius: 8px;
  background: #E10080; /* var(--main-color) があれば置換可 */
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
  box-shadow: 0 2px 6px rgba(0,0,0,.12);
}
.footer-follow .social-links a:hover {
  background: #C00068; /* var(--accent-color) があれば置換可 */
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0,0,0,.18);
}
.footer-copyright {
  margin-top: 16px;
  color: #6b7280;
  font-size: 0.9rem;
}

/* =========================
   Back to top（右下表示）
   ========================= */
.back-to-top {
  position: fixed;
  right: 20px;
  bottom: 92px;            /* LINEボタンと重ならない位置 */
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity .25s ease, visibility .25s ease, transform .2s ease;
}
.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top a {
  width: 44px; height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #E10080;     /* var(--main-color) */
  color: #fff;
  border-radius: 8px;
  text-decoration: none;
  box-shadow: 0 2px 6px rgba(0,0,0,.2);
  transition: background .25s ease, transform .2s ease, box-shadow .25s ease;
  -webkit-tap-highlight-color: transparent;
}
.back-to-top a:hover {
  background: #C00068;     /* var(--accent-color) */
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0,0,0,.25);
}

/* =========================
   固定 LINE 予約ボタン
   ========================= */
.fixed-line-button {
  position: fixed;
  right: 20px;
  bottom: 24px;
  z-index: 9999;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  min-width: 160px;
  background: #00C300;
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1;
  text-decoration: none;
  border-radius: 10px;
  box-shadow: 0 2px 6px rgba(0,195,0,.22);
  transition: background .25s ease, transform .2s ease, box-shadow .25s ease;
}
.fixed-line-button:hover {
  background: #00A000;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0,195,0,.28);
}

/* =========================
   レスポンシブ
   ========================= */
@media (max-width: 1024px) {
  footer .container {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 640px) {
  footer { padding: 36px 0 20px; }
  footer .container { grid-template-columns: 1fr; gap: 24px; }
  .fixed-line-button { right: 16px; bottom: 16px; min-width: 150px; }
  .back-to-top { right: 16px; bottom: 84px; }
}

/* =========================
   競合抑止（既存の浮遊ボタン系）
   ========================= */
.fixed-buttons, .top-button, .line-button { display: none !important; }