/* ================================================================
   APP BANNER — 記事末尾のアプリ導線（2026-09-18）
   ================================================================ */
.a-ext--app {
  background: #fff;
  border-bottom: 1px solid rgba(0,0,0,.06);
}
.a-ext--app .a-ext__inner { padding: 2rem 1.5rem; }

.app-banner {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  padding: 1.2rem 1.4rem;
  background: #f8fbfe;
  border: 1px solid #d4e8f7;
  border-radius: 10px;
}
.app-banner__icon {
  width: 72px; height: 72px;
  border-radius: 16px;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(4,63,109,.12);
}
.app-banner__text { flex: 1; min-width: 0; }
.app-banner__title {
  font-size: 1.05rem;
  font-weight: 800;
  color: #043F6D;
  margin: 0 0 .25rem;
  letter-spacing: -.01em;
  font-family: 'Noto Sans JP', sans-serif;
}
.app-banner__desc {
  font-size: .87rem;
  color: #5D6062;
  margin: 0;
  line-height: 1.6;
  overflow-wrap: anywhere;
}
.app-banner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  flex-shrink: 0;
}
.app-banner__btn {
  display: inline-flex;
  align-items: center; gap: .5rem;
  padding: .7rem 1.5rem;
  background: #043F6D;
  border: 1.5px solid #043F6D;
  color: #fff !important;
  text-decoration: none;
  border-radius: 6px;
  font-size: .9rem; font-weight: 700;
  white-space: nowrap;
  transition: background .2s ease, border-color .2s ease;
}
.app-banner__btn:hover {
  background: #105b9f;
  border-color: #105b9f;
  color: #fff !important;
  text-decoration: none;
}
.app-banner__btn i { font-size: 1rem; }

@media (max-width: 600px) {
  .app-banner {
    flex-wrap: wrap;
    gap: 1rem;
  }
  .app-banner__icon { width: 56px; height: 56px; border-radius: 13px; }
  .app-banner__text { flex: 1 1 60%; }
  .app-banner__actions { flex: 1 1 100%; }
  .app-banner__btn { flex: 1; justify-content: center; }
}