/* ── Hamburger Menu ── */
.menu-toggle {
  position: fixed;
  top: 1.5rem;
  right: 1.5rem;
  z-index: 100;
  width: 44px;
  height: 44px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  cursor: pointer;
  transition: background 250ms ease, transform 250ms ease;
}

.menu-toggle:hover {
  background: rgba(0, 0, 0, 0.6);
  transform: scale(1.05);
}

.menu-toggle__bar {
  display: block;
  width: 18px;
  height: 1.5px;
  background: #fff;
  transition: transform 300ms cubic-bezier(0.4, 0, 0.2, 1), opacity 200ms ease;
}

.menu-toggle.is-open .menu-toggle__bar:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}
.menu-toggle.is-open .menu-toggle__bar:nth-child(2) {
  opacity: 0;
}
.menu-toggle.is-open .menu-toggle__bar:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

/* Menu panel — right-side drawer */
.menu-panel {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(300px, 78vw);
  z-index: 99;
  background: rgba(10, 9, 7, 0.72);
  backdrop-filter: blur(32px) saturate(180%);
  -webkit-backdrop-filter: blur(32px) saturate(180%);
  border-left: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 5rem 2rem 3rem;
  pointer-events: none;
  transform: translateX(100%);
  opacity: 0;
  transition: transform 420ms cubic-bezier(0.16, 1, 0.3, 1), opacity 350ms ease;
}

.menu-panel.is-open {
  pointer-events: all;
  transform: translateX(0);
  opacity: 1;
}

.menu-panel__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  width: 100%;
}

.menu-panel__item {
  opacity: 0;
  transform: translateX(20px);
  transition: opacity 350ms ease, transform 380ms cubic-bezier(0.16, 1, 0.3, 1);
}

.menu-panel.is-open .menu-panel__item {
  opacity: 1;
  transform: translateX(0);
}

.menu-panel.is-open .menu-panel__item:nth-child(1) { transition-delay: 0.08s; }
.menu-panel.is-open .menu-panel__item:nth-child(2) { transition-delay: 0.13s; }
.menu-panel.is-open .menu-panel__item:nth-child(3) { transition-delay: 0.18s; }
.menu-panel.is-open .menu-panel__item:nth-child(4) { transition-delay: 0.23s; }
.menu-panel.is-open .menu-panel__item:nth-child(5) { transition-delay: 0.28s; }
.menu-panel.is-open .menu-panel__item:nth-child(6) { transition-delay: 0.33s; }
.menu-panel.is-open .menu-panel__item:nth-child(7) { transition-delay: 0.38s; }
.menu-panel.is-open .menu-panel__item:nth-child(8) { transition-delay: 0.43s; }
.menu-panel.is-open .menu-panel__item:nth-child(9) { transition-delay: 0.48s; }

.menu-panel__link {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: clamp(1.4rem, 4vw, 2rem);
  font-weight: 400;
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  letter-spacing: 0.01em;
  line-height: 1.2;
  transition: color 200ms ease, padding-left 250ms cubic-bezier(0.16, 1, 0.3, 1);
  display: inline-block;
  padding: 0.15rem 0;
}

.menu-panel__link:hover {
  color: var(--color-primary);
  padding-left: 0.5rem;
}

.menu-panel__hint {
  position: absolute;
  bottom: 2rem;
  left: 2rem;
  right: 2rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.25);
  letter-spacing: 0.08em;
}

/* Mobile: floating card (not full height) */
@media (max-width: 767px) {
  .menu-panel {
    top: 1rem;
    bottom: auto;
    right: 1rem;
    width: min(280px, 72vw);
    height: auto;
    border-radius: 16px;
    padding: 2.5rem 1.75rem 1.5rem;
    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.5);
  }
  .menu-panel__hint {
    display: none;
  }
}

@media (min-width: 768px) {
  .menu-toggle {
    top: 2rem;
    right: 2rem;
  }
  .menu-panel {
    width: 25vw;
    min-width: 280px;
    max-width: 380px;
    padding: 5rem 2.5rem 3rem;
  }
}