/* ==========================================================================
   GIX STORE — Layout & Structural Styles (AM PREM Theme)
   ========================================================================== */

/* Navbar & Header */
.main-header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  height: var(--header-height);
  background: rgba(11, 18, 32, 0.94);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-primary);
  z-index: 1000;
  display: flex;
  align-items: center;
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  text-decoration: none;
}

.brand-logo-img {
  height: 32px;
  width: auto;
  max-width: 170px;
  object-fit: contain;
  transition: transform var(--transition-fast);
}

.brand-link:hover .brand-logo-img {
  transform: translateY(-1px);
}

.nav-desktop-links {
  display: flex;
  align-items: center;
  gap: 22px;
}

.nav-link {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 4px;
  position: relative;
  text-decoration: none;
}

.nav-link:hover {
  color: var(--text-primary);
}

.nav-link.active {
  color: #FFFFFF;
  font-weight: 600;
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary);
  border-radius: var(--radius-full);
  box-shadow: 0 0 8px rgba(184, 199, 223, 0.4);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.balance-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--surface-secondary);
  border: 1px solid var(--border-primary);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.balance-pill:hover {
  background: var(--surface-elevated);
  border-color: var(--input-focus);
  transform: translateY(-1px);
}

.balance-pill .icon {
  color: var(--primary);
}

.cart-btn-wrapper {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.cart-count-badge {
  position: absolute;
  top: -5px;
  right: -5px;
  background: var(--primary);
  color: var(--primary-text);
  font-size: 0.68rem;
  font-weight: 800;
  min-width: 18px;
  height: 18px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.35);
}

/* User Avatar Dropdown */
.user-menu-wrapper {
  position: relative;
  display: inline-flex;
}

.user-avatar-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 2px;
  border-radius: var(--radius-full);
  border: 2px solid transparent;
  background: transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.user-avatar-btn:hover, .user-avatar-btn:focus-visible {
  border-color: var(--input-focus);
  box-shadow: 0 0 10px rgba(130, 151, 184, 0.2);
}

.user-avatar-img {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-full);
  object-fit: cover;
  border: 2px solid var(--border-primary);
  display: block;
}

.user-dropdown-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: 230px;
  background: var(--surface-primary);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.7);
  padding: 8px;
  display: none;
  flex-direction: column;
  gap: 4px;
  z-index: 1050;
  animation: dropdownFade 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes dropdownFade {
  from { opacity: 0; transform: translateY(-8px) scale(0.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.user-dropdown-menu.active {
  display: flex;
}

.dropdown-user-header {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-primary);
  margin-bottom: 4px;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--transition-fast);
  text-decoration: none;
  cursor: pointer;
}

.dropdown-item:hover {
  background: var(--surface-secondary);
  color: var(--text-primary);
}

.dropdown-item.text-danger {
  color: #F87171;
}

.dropdown-item.text-danger:hover {
  background: rgba(240, 107, 117, 0.12);
  color: var(--status-danger);
}

/* Main Content Area */
.app-content {
  padding-top: 24px;
  padding-bottom: 60px;
  min-height: calc(100vh - var(--header-height));
}

/* Mobile Bottom Navigation */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: calc(var(--bottom-nav-height, 62px) + env(safe-area-inset-bottom, 0px));
  padding: 6px 12px calc(6px + env(safe-area-inset-bottom, 0px));
  background: rgba(11, 18, 32, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--border-primary);
  z-index: 999;
  display: none; /* Controlled in responsive.css */
  align-items: center;
  justify-content: space-around;
  box-shadow: 0 -8px 25px rgba(0, 0, 0, 0.6);
}

.bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  color: var(--text-muted);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  position: relative;
  text-decoration: none;
  flex: 1;
  max-width: 72px;
}

.bottom-nav-item .icon {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-fast), color var(--transition-fast);
  display: inline-flex;
}

.bottom-nav-item:hover {
  color: var(--text-secondary);
}

.bottom-nav-item.active {
  color: var(--primary);
  font-weight: 700;
}

.bottom-nav-item.active .icon {
  transform: translateY(-2px);
  filter: drop-shadow(0 0 6px rgba(184, 199, 223, 0.3));
}

.bottom-nav-item.active::after {
  content: '';
  position: absolute;
  top: 1px;
  width: 16px;
  height: 2.5px;
  background: var(--primary);
  border-radius: var(--radius-full);
  box-shadow: 0 0 8px rgba(184, 199, 223, 0.4);
}

/* Footer */
.main-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-primary);
  padding: 50px 0 30px;
  margin-top: 60px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col h4 {
  font-size: 0.95rem;
  margin-bottom: 16px;
  color: var(--text-primary);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.875rem;
  transition: color var(--transition-fast);
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--text-primary);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--border-secondary);
  font-size: 0.825rem;
  color: var(--text-dim);
}

/* ==========================================================================
   Admin Dashboard Layout (AM PREM Theme)
   ========================================================================== */
.admin-layout {
  display: flex;
  min-height: 100vh;
  background: var(--bg-main);
  width: 100%;
}

.admin-sidebar {
  width: var(--sidebar-width, 260px);
  background: var(--bg-deep);
  border-right: 1px solid var(--border-primary);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 100;
  transition: transform var(--transition-normal);
}

.admin-sidebar-header {
  height: var(--header-height, 68px);
  display: flex;
  align-items: center;
  padding: 0 20px;
  border-bottom: 1px solid var(--border-primary);
}

.admin-sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.admin-nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.88rem;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.admin-nav-item:hover {
  background: var(--surface-secondary);
  color: var(--text-primary);
}

.admin-nav-item.active {
  background: var(--surface-secondary);
  color: #FFFFFF;
  border-left: 3px solid var(--primary);
  font-weight: 600;
}

.admin-sidebar-footer {
  padding: 14px 16px;
  border-top: 1px solid var(--border-primary);
}

.admin-main {
  margin-left: var(--sidebar-width, 260px);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: var(--bg-main);
}

.admin-topbar {
  height: 64px;
  background: rgba(11, 18, 32, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  position: sticky;
  top: 0;
  z-index: 90;
  gap: 16px;
}

#admin-menu-toggle {
  display: none;
}

.admin-content {
  padding: 28px;
  flex: 1;
  max-width: 1440px;
  width: 100%;
}

.admin-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}