/* ==============================================
   REMODE — Header / Footer / Nav
   ============================================== */

/* ── Site Header ─────────────────────────────── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  z-index: 100;
  background: transparent;
  transition: background var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.site-header.is-scrolled {
  background: rgba(180,174,174,0.97);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.15);
}
.header-inner {
  display: flex;
  align-items: center;
  height: 100%;
  gap: 0;
}

/* Logo */
.site-logo {
  flex-shrink: 0;
  margin-right: auto;
  line-height: 0;
}
.site-logo img { height: 34px; width: auto; }

/* Desktop nav */
.gnav { display: flex; align-items: center; gap: 0; }
.gnav__list { display: flex; align-items: center; }
.gnav__item { position: relative; }
.gnav__link {
  display: flex;
  align-items: center;
  height: var(--header-h);
  padding: 0 18px;
  font-family: var(--f-serif);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: rgba(255,255,255,0.80);
  transition: color var(--dur);
  gap: 5px;
}
.gnav__link:hover,
.gnav__link.is-current { color: var(--c-gold-lt); }
.gnav__link .arrow {
  font-size: 8px;
  opacity: 0.6;
  transition: transform var(--dur);
}
.gnav__item:hover .arrow { transform: rotate(180deg); }

/* Dropdown */
.gnav__dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 200px;
  background: rgba(14,14,14,0.97);
  border-top: 1px solid var(--c-gold);
  padding: 8px 0;
}
.gnav__item:hover .gnav__dropdown { display: block; }
.gnav__dropdown-item a {
  display: block;
  padding: 11px 20px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.7);
  transition: color var(--dur), padding-left var(--dur);
}
.gnav__dropdown-item a:hover {
  color: var(--c-gold-lt);
  padding-left: 26px;
}

/* Header CTA */
.header-cta {
  margin-left: 20px;
  flex-shrink: 0;
}
.header-cta .btn { padding: 10px 22px; font-size: 12px; }

/* ── Hamburger ───────────────────────────────── */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 40px;
  height: 40px;
  padding: 4px;
  margin-left: 12px;
}
.hamburger__line {
  display: block;
  width: 100%;
  height: 1px;
  background: rgba(255,255,255,0.85);
  transform-origin: center;
  transition: transform 0.3s var(--ease), opacity 0.3s;
}
.hamburger.is-open .hamburger__line:nth-child(1) { transform: translateY(7px) 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(-7px) rotate(-45deg); }

/* ── Mobile drawer ───────────────────────────── */
.mobile-nav {
  position: fixed;
  inset: 0 0 0 auto;
  width: min(340px, 90vw);
  background: var(--c-black);
  z-index: 99;
  transform: translateX(100%);
  transition: transform 0.45s var(--ease);
  display: flex;
  flex-direction: column;
  padding: 100px 36px 40px;
  overflow-y: auto;
  border-left: 1px solid rgba(255,255,255,0.05);
}
.mobile-nav.is-open { transform: translateX(0); }

.mobile-nav__list { display: flex; flex-direction: column; }
.mobile-nav__item { border-bottom: 1px solid rgba(255,255,255,0.07); }
.mobile-nav__link {
  display: block;
  padding: 16px 0;
  font-family: var(--f-serif);
  font-size: 16px;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.80);
  transition: color var(--dur);
}
.mobile-nav__link:hover { color: var(--c-gold-lt); }

.mobile-nav__sub { padding: 0 0 12px 16px; display: flex; flex-direction: column; gap: 4px; }
.mobile-nav__sub-link {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.50);
  padding: 6px 0;
  display: block;
  transition: color var(--dur);
}
.mobile-nav__sub-link:hover { color: var(--c-gold-lt); }

.mobile-nav__cta {
  margin-top: auto;
  padding-top: 32px;
}
.mobile-nav__cta .btn { width: 100%; justify-content: center; }

/* Overlay */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 98;
  backdrop-filter: blur(2px);
}
.nav-overlay.is-show { display: block; }

/* ── Fixed bottom CTA (mobile) ───────────────── */
.fixed-cta {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 90;
  background: var(--c-gold);
}
.fixed-cta a {
  display: block;
  text-align: center;
  padding: 15px;
  font-family: var(--f-serif);
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--c-white);
}

/* ── Footer ─────────────────────────────────── */
.site-footer {
  background: var(--c-black);
  color: rgba(255,255,255,0.55);
  padding: 72px 0 0;
}
.footer-inner {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 80px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-logo { margin-bottom: 20px; line-height: 0; }
.footer-logo img { height: 28px; width: auto; opacity: 0.7; }
.footer-tagline {
  font-size: 12px;
  letter-spacing: 0.06em;
  line-height: 1.9;
  color: rgba(255,255,255,0.35);
}

.footer-nav-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.footer-nav__label {
  display: block;
  font-family: var(--f-serif);
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--c-gold);
  margin-bottom: 18px;
}
.footer-nav__list { display: flex; flex-direction: column; gap: 10px; }
.footer-nav__list a {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.45);
  transition: color var(--dur);
}
.footer-nav__list a:hover { color: var(--c-gold-lt); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 0;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.2);
}

/* ── Responsive ─────────────────────────────── */
@media (max-width: 960px) {
  .gnav, .header-cta { display: none; }
  .hamburger { display: flex; }
  .fixed-cta { display: block; }
  body { padding-bottom: 54px; }

  .footer-inner { grid-template-columns: 1fr; gap: 40px; }
  .footer-nav-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .footer-nav-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

/* ── Shop Menu Page Hero fixes ─────────────────── */
/* ロゴとハンバーガーの重なり防止 */
@media (max-width: 960px) {
  .header-inner {
    justify-content: space-between;
    padding: 0 16px;
  }
  .site-logo {
    margin-right: 0;
  }
}

/* スクロール後のヘッダー背景が白系のときにロゴを暗く */
.site-header.is-scrolled-light .site-logo img {
  filter: invert(1);
}