/* ============================================
   AURELIAN — Layout Styles
   Header, Footer, Grid structures, Offcanvas Cart/Menus
   ============================================ */

/* ── Sticky Header & Navbar ── */
.header-wrapper {
  position: relative;
  z-index: var(--z-header);
}

.site-header {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background: transparent;
  color: var(--text-inverse);
  transition: all var(--transition-base);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.site-header.is-sticky {
  position: fixed;
  background: var(--bg-card);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
  border-bottom: var(--border-thin);
  animation: slideDown 0.3s ease;
}

.site-header.is-sticky .site-logo {
  color: var(--text-primary);
}

.site-header.is-sticky .nav-link {
  color: var(--text-secondary);
}

.site-header.is-sticky .nav-link:hover,
.site-header.is-sticky .nav-link.active {
  color: var(--color-gold);
}

.site-header.is-sticky .header-icon {
  color: var(--text-primary);
}

@keyframes slideDown {
  from { transform: translateY(-100%); }
  to { transform: translateY(0); }
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 var(--space-xl);
}

/* ── Logo ── */
.site-logo {
  font-family: var(--font-serif);
  font-size: var(--fs-2xl);
  font-weight: var(--fw-normal);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--color-white);
  transition: color var(--transition-fast);
}

.site-header.is-sticky .site-logo {
  color: var(--color-black);
}

.site-logo strong {
  color: var(--color-gold);
  font-weight: var(--fw-medium);
}

/* ── Desktop Navigation ── */
.desktop-nav {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  height: 100%;
}

.nav-item {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
}

.nav-link {
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.85);
  transition: color var(--transition-fast);
  padding: var(--space-sm) 0;
  display: flex;
  align-items: center;
  gap: var(--space-2xs);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-gold);
}

/* Dropdown Menu */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  width: 220px;
  background: var(--bg-card);
  border: var(--border-thin);
  box-shadow: var(--shadow-md);
  padding: var(--space-md) 0;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  z-index: var(--z-dropdown);
}

.nav-item:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.dropdown-link {
  display: block;
  padding: var(--space-xs) var(--space-lg);
  font-size: var(--fs-body-sm);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  text-transform: capitalize;
}

.dropdown-link:hover {
  color: var(--color-gold);
  background: var(--color-offwhite);
  padding-left: calc(var(--space-lg) + 4px);
}

/* Mega Menu */
.mega-menu {
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: 100%;
  background: var(--bg-card);
  border-bottom: var(--border-thin);
  box-shadow: var(--shadow-lg);
  padding: var(--space-2xl) 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-base);
  z-index: var(--z-dropdown);
}

.site-header.is-sticky .mega-menu {
  top: var(--header-height);
}

.nav-item.has-mega:hover .mega-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mega-menu-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-xl);
}

.mega-menu-col__title {
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--space-2xs);
}

.mega-menu-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.mega-menu-link {
  font-size: var(--fs-body-sm);
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.mega-menu-link:hover {
  color: var(--color-gold);
}

.mega-menu-col__promo {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--color-sand);
}

.mega-menu-col__promo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slower);
}

.mega-menu-col__promo:hover img {
  transform: scale(1.05);
}

.mega-menu-col__promo-title {
  position: absolute;
  bottom: var(--space-md);
  left: var(--space-md);
  color: var(--color-white);
  font-size: var(--fs-md);
  font-weight: var(--fw-medium);
  text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

/* ── Header Icons ── */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.header-icon {
  color: var(--color-white);
  position: relative;
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.header-icon svg {
  width: 20px;
  height: 20px;
}

.header-icon:hover {
  color: var(--color-gold);
}

.header-icon__badge {
  position: absolute;
  top: -8px;
  right: -8px;
  background: var(--color-gold);
  color: var(--color-white);
  font-size: 9px;
  font-weight: var(--fw-bold);
  width: 16px;
  height: 16px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 24px;
  cursor: pointer;
  z-index: var(--z-sticky);
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: currentColor;
  transition: all var(--transition-base);
}

/* ── Mobile Sidebar Drawer ── */
.mobile-drawer {
  position: fixed;
  top: 0;
  left: -320px;
  width: 320px;
  height: 100vh;
  background: var(--bg-card);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-modal);
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
  transition: left var(--transition-slow);
  overflow-y: auto;
}

.mobile-drawer.active {
  left: 0;
}

.mobile-drawer__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mobile-drawer__close {
  font-size: var(--fs-xl);
  cursor: pointer;
  color: var(--text-secondary);
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.mobile-nav-link {
  font-size: var(--fs-md);
  font-weight: var(--fw-medium);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: var(--space-xs);
  border-bottom: 1px solid var(--color-offwhite);
}

.mobile-nav-link:hover {
  color: var(--color-gold);
}

.mobile-submenu {
  display: none;
  padding-left: var(--space-md);
  margin-top: var(--space-xs);
  flex-direction: column;
  gap: var(--space-xs);
}

.mobile-submenu.active {
  display: flex;
}

.mobile-submenu-link {
  font-size: var(--fs-body);
  color: var(--text-secondary);
  padding: var(--space-2xs) 0;
}

/* ── Sliding Mini Cart (Offcanvas) ── */
.mini-cart {
  position: fixed;
  top: 0;
  right: -420px;
  width: 420px;
  max-width: 100vw;
  height: 100vh;
  background: var(--bg-card);
  box-shadow: var(--shadow-xl);
  z-index: var(--z-modal);
  display: flex;
  flex-direction: column;
  transition: right var(--transition-slow);
}

.mini-cart.active {
  right: 0;
}

.mini-cart__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg);
  border-bottom: var(--border-thin);
}

.mini-cart__title {
  font-family: var(--font-serif);
  font-size: var(--fs-lg);
  font-weight: var(--fw-medium);
}

.mini-cart__close {
  cursor: pointer;
  color: var(--text-secondary);
  font-size: var(--fs-xl);
}

.mini-cart__items {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.mini-cart-item {
  display: flex;
  gap: var(--space-md);
  position: relative;
}

.mini-cart-item__image {
  width: 80px;
  aspect-ratio: 3/4;
  background: var(--color-sand);
}

.mini-cart-item__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.mini-cart-item__details {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.mini-cart-item__title {
  font-size: var(--fs-body);
  font-weight: var(--fw-medium);
  margin-bottom: var(--space-2xs);
}

.mini-cart-item__meta {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  margin-bottom: var(--space-xs);
}

.mini-cart-item__price {
  font-weight: var(--fw-semibold);
  font-size: var(--fs-body);
}

.mini-cart-item__remove {
  position: absolute;
  top: 0;
  right: 0;
  color: var(--text-muted);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.mini-cart-item__remove:hover {
  color: var(--color-error);
}

.mini-cart__footer {
  padding: var(--space-lg);
  border-top: var(--border-thin);
  background: var(--color-offwhite);
}

.mini-cart__subtotal {
  display: flex;
  justify-content: space-between;
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--space-md);
}

.mini-cart__buttons {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.mini-cart__empty {
  text-align: center;
  padding: var(--space-3xl) 0;
  color: var(--text-muted);
}

.mini-cart__empty-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-md);
  opacity: 0.35;
}

/* ── Overlay Backdrops ── */
.overlay-backdrop {
  position: fixed;
  inset: 0;
  background: var(--bg-overlay);
  z-index: var(--z-overlay);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.overlay-backdrop.active {
  opacity: 1;
  visibility: visible;
}

/* ── Search Overlay ── */
.search-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg-overlay-heavy);
  backdrop-filter: blur(10px);
  z-index: var(--z-modal);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  padding: var(--space-3xl) 0;
}

.search-overlay.active {
  opacity: 1;
  visibility: visible;
}

.search-overlay__container {
  max-width: var(--container-narrow);
  width: 100%;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  position: relative;
}

.search-overlay__close {
  position: absolute;
  top: -40px;
  right: var(--space-lg);
  color: var(--color-white);
  font-size: var(--fs-2xl);
  cursor: pointer;
}

.search-overlay__form {
  display: flex;
  border-bottom: 2px solid var(--color-white);
  padding-bottom: var(--space-sm);
  margin-bottom: var(--space-2xl);
}

.search-overlay__input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--color-white);
  font-size: var(--fs-3xl);
  font-family: var(--font-serif);
}

.search-overlay__input:focus {
  outline: none;
}

.search-overlay__submit {
  color: var(--color-white);
  font-size: var(--fs-2xl);
}

.search-overlay__suggestions-title {
  color: var(--color-gold);
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: var(--ls-widest);
  margin-bottom: var(--space-md);
}

.search-overlay__suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-3xl);
}

.search-overlay__suggestion-tag {
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  padding: 8px 16px;
  font-size: var(--fs-sm);
  transition: all var(--transition-fast);
}

.search-overlay__suggestion-tag:hover {
  background: var(--color-gold);
  color: var(--color-white);
}

/* ── Footer ── */
.site-footer {
  background: var(--color-black);
  color: rgba(255, 255, 255, 0.65);
  border-top: 1px solid var(--color-dark);
}

.footer-top {
  padding: var(--space-4xl) 0 var(--space-2xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.2fr 1.2fr 2fr;
  gap: var(--space-2xl);
}

.footer-col__title {
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: var(--space-xl);
  position: relative;
}

.footer-col__title::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 30px;
  height: 1px;
  background: var(--color-gold);
}

.footer-col__text {
  font-size: var(--fs-body-sm);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-lg);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-link {
  font-size: var(--fs-body-sm);
  color: rgba(255, 255, 255, 0.65);
  transition: all var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-gold);
  padding-left: 4px;
}

.social-links {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.social-link {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  transition: all var(--transition-base);
}

.social-link:hover {
  background: var(--color-gold);
  border-color: var(--color-gold);
  color: var(--color-white);
  transform: translateY(-3px);
}

.social-link svg {
  width: 16px;
  height: 16px;
}

.footer-bottom {
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--color-dark);
}

.footer-bottom__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--fs-xs);
  color: rgba(255,255,255,0.45);
}

.payment-methods {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.payment-methods svg {
  height: 20px;
  opacity: 0.5;
  transition: opacity var(--transition-fast);
}

.payment-methods svg:hover {
  opacity: 0.85;
}

/* Responsive Layout */
@media (max-width: 1200px) {
  .footer-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
  }
}

@media (max-width: 992px) {
  .desktop-nav {
    display: none;
  }
  .hamburger {
    display: flex;
  }
  .site-header {
    height: var(--header-height-mobile);
    background: var(--bg-dark);
  }
  .header-container {
    padding: 0 var(--space-md);
  }
  .site-logo {
    font-size: var(--fs-xl);
  }
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom__container {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }
}