/* ─── SP ハンバーガーナビ ─── */
@media (max-width: 900px) {
  .header__cta { display: none !important; }

  /* タップターゲット: フッターリンク */
  .footer__link { display: block; padding: 10px 0; }

  /* タップターゲット: パンくずリンク */
  .page-hero__breadcrumb a,
  .page-hero__breadcrumb span { padding: 8px 0; display: inline-block; }

  .hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background: none;
    border: none;
    padding: 0;
    flex-shrink: 0;
  }
  .hamburger__line {
    display: block;
    width: 22px;
    height: 1px;
    background: #fff;
    transition: transform 0.3s, opacity 0.3s;
  }
  .hamburger.is-open .hamburger__line:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .hamburger.is-open .hamburger__line:nth-child(2) { opacity: 0; transform: scaleX(0); }
  .hamburger.is-open .hamburger__line:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

  .sp-nav-drawer {
    position: fixed;
    top: 68px;
    right: 16px;
    width: 200px;
    background: rgba(26,10,14,0.97);
    border: 1px solid rgba(184,152,106,0.35);
    backdrop-filter: blur(20px);
    z-index: 98;
    transform: scale(0.92) translateY(-6px);
    transform-origin: top right;
    opacity: 0;
    pointer-events: none;
    transition: transform 0.2s ease, opacity 0.2s ease;
  }
  .sp-nav-drawer.is-open {
    transform: scale(1) translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .sp-nav-drawer__links { list-style: none; }
  .sp-nav-drawer__links li { border-bottom: 1px solid rgba(255,255,255,0.07); }
  .sp-nav-drawer__links a {
    display: block;
    padding: 16px 20px;
    font-size: 11px;
    letter-spacing: 3px;
    color: #fff;
    text-decoration: none;
    transition: color 0.15s, background 0.15s;
  }
  .sp-nav-drawer__links a:active { color: #b8986a; background: rgba(184,152,106,0.06); }

  .sp-nav-drawer__cta {
    display: block;
    text-align: center;
    padding: 14px 20px;
    font-size: 10px;
    letter-spacing: 3px;
    color: #b8986a;
    text-decoration: none;
    border-top: 1px solid rgba(184,152,106,0.35);
    transition: background 0.15s;
  }
  .sp-nav-drawer__cta:active { background: rgba(184,152,106,0.12); }
}

@media (min-width: 901px) {
  .hamburger { display: none !important; }
  .sp-nav-drawer { display: none !important; }
}