/* Off-canvas Navigation Styles */
.offcanvas {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2000;
  visibility: hidden;
  opacity: 0;
  transition: var(--transition-smooth);
}

.offcanvas.open {
  visibility: visible;
  opacity: 1;
}

/* Overlay */
.offcanvas-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--overlay-dark);
  cursor: pointer;
}

/* Panel */
.offcanvas-panel {
  position: absolute;
  top: 0;
  right: 0;
  width: 320px;
  height: 100vh;
  background: var(--olive-leaf-4);
  transform: translateX(100%);
  transition: transform 0.3s ease;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.offcanvas.open .offcanvas-panel {
  transform: translateX(0);
}

/* Close Button */
.offcanvas-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: none;
  color: var(--white);
  font-size: 24px;
  cursor: pointer;
  border-radius: 50%;
  transition: var(--transition-smooth);
  display: flex;
  align-items: center;
  justify-content: center;
}

.offcanvas-close:hover,
.offcanvas-close:focus {
  background: rgba(255, 255, 255, 0.1);
  color: var(--golden-bronze);
}

/* Menu */
.offcanvas-menu {
  list-style: none;
  padding: 80px 0 40px;
  margin: 0;
  flex: 1;
}

.menu-item {
  border-bottom: 1px solid var(--divider-light);
}

.menu-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  color: var(--white);
  text-decoration: none;
  font-family: var(--font-heading);
  font-size: 18px;
  transition: var(--transition-smooth);
  background: transparent;
  border: none;
  width: 100%;
  text-align: left;
  cursor: pointer;
}

.menu-link:hover,
.menu-link:focus {
  background: rgba(255, 255, 255, 0.05);
  color: var(--golden-bronze);
}

/* Submenu */
.has-submenu .menu-link {
  cursor: pointer;
}

.submenu-icon {
  font-size: 20px;
  transition: var(--transition-smooth);
}

.has-submenu.open .submenu-icon {
  transform: rotate(45deg);
}

.submenu {
  list-style: none;
  margin: 0;
  padding: 0;
  background: rgba(0, 0, 0, 0.2);
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.has-submenu.open .submenu {
  max-height: 200px;
}

.submenu-link {
  display: block;
  padding: 16px 48px;
  color: var(--white);
  text-decoration: none;
  font-family: var(--font-body);
  font-size: 16px;
  transition: var(--transition-smooth);
  opacity: 0.9;
}

.submenu-link:hover,
.submenu-link:focus {
  background: rgba(255, 255, 255, 0.05);
  color: var(--golden-bronze);
  opacity: 1;
}

/* Bottom Area */
.offcanvas-bottom {
  padding: 24px;
  margin-top: auto;
}

.offcanvas-divider {
  height: 1px;
  background: var(--divider-light);
  margin-bottom: 24px;
}

/* Social Icons */
.offcanvas-social {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
  justify-content: center;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  transition: var(--transition-smooth);
}

.social-link img {
  width: 20px;
  height: 20px;
  filter: brightness(0) invert(1);
  transition: var(--transition-smooth);
}

.social-link:hover,
.social-link:focus {
  background: rgba(255, 255, 255, 0.1);
}

.social-link:hover img,
.social-link:focus img {
  filter: brightness(0) saturate(100%) invert(77%) sepia(29%) saturate(1352%) hue-rotate(21deg) brightness(95%) contrast(89%);
}

/* Contact Info */
.offcanvas-contact {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.contact-link {
  color: var(--white);
  text-decoration: none;
  font-size: 14px;
  transition: var(--transition-smooth);
  text-align: center;
}

.contact-link:hover,
.contact-link:focus {
  color: var(--golden-bronze);
}

/* Mobile CTA */
.offcanvas-cta {
  width: 100%;
  padding: 16px;
  background: var(--white);
  color: var(--olive-leaf);
  border: none;
  border-radius: var(--button-radius);
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.offcanvas-cta:hover,
.offcanvas-cta:focus {
  background: var(--golden-bronze);
  color: var(--white);
}

.mobile-only {
  display: none;
}

/* Mobile Responsive */
@media (max-width: 991px) {
  .mobile-only {
    display: block;
  }
}

@media (max-width: 767px) {
  .offcanvas-panel {
    width: 280px;
  }
  
  .menu-link {
    padding: 18px 20px;
    font-size: 16px;
  }
  
  .submenu-link {
    padding: 14px 40px;
    font-size: 15px;
  }
  
  .offcanvas-bottom {
    padding: 20px;
  }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  .offcanvas-panel,
  .submenu {
    transition: none;
  }
}