/* ==================================================
   HEADER & NAVIGATION STYLES
   ================================================== */

/* Header Structure */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-bg-primary);
}
  .header-link:hover, .header-link:focus {
    color: var(--color-brand-red) !important;
  }
  .header-link:hover .nav-icon, .header-link:focus .nav-icon {
    stroke: var(--color-brand-red) !important;
  }
.header-top {
  background: var(--color-bg-secondary);
  font-size: var(--font-size-xxs);
}

.header-top-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 38px;
}

.header-top-left,
.header-top-right {
  display: flex;
  gap: var(--size-spacing-l);
}

.profile-icon {
display: flex;
align items: center;
justify-content: center;
}

.header-link {
  display: flex;
    align-items: center;
    gap: 8px;
  color: var(--color-text-primary);
  font-weight: var(--font-weight-medium);
}
.header-link:hover {
  color: var(--color-brand-red);
}

.header-links {
  display: flex;
  align-items: center;
  gap: 10px;
}

.separator {
  color: var(--color-grey-400);
  margin: 0 4px;
}

.header-links a {
  font-size: var(--font-size-s);
}

.header-switch-link {
  padding: 6px 12px;
  border-radius: 999px;
  font-size: var(--font-size-xs);
  line-height: 1;
}

.header-switch-link:hover,
.header-switch-link:focus {
  border-color: var(--color-text-primary, #111);
}

/* Navigation */
.navbar {
  background: var(--color-white);
  border-bottom: var(--size-border-width-s) solid var(--color-grey-200);
  padding: var(--size-spacing-s) 0;
  position: relative;
  z-index: 1000;
  min-height: 60px;
}

.nav-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  margin: 0 auto;
  position: relative;
}

.nav-left {
  flex: 0 0 auto;
  z-index: 1001;
}

.nav-center {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 1000;
  width: auto;
  display: flex;
  justify-content: center;
  align-items: center;
}

.nav-right {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: var(--size-spacing-m);
  z-index: 1001;
}

.nav-menu {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--size-spacing-s);
  list-style: none;
  margin: 0;
  padding: 0;
  white-space: nowrap;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--size-spacing-s);
}

.icon-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  transition: background-color 0.2s ease;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  min-height: 40px;
}

.icon-btn:hover {
  background-color: #f5f5f5;
}

.icon-btn:focus {
  outline: 2px solid var(--color-brand-orange);
  outline-offset: 2px;
}

.nav-icon {
  width: 24px;
  height: 24px;
  color: var(--color-text-primary);
}

.logo svg {
  color: var(--color-text-primary);
  transition: color var(--transition-duration-normal) ease;
}
.logo:hover svg {
  color: var(--color-brand-orange);
}

.nav-item {
  position: relative;
}

.nav-link {
  display: block;
  padding: var(--size-spacing-m) var(--size-spacing-s);
  text-decoration: none;
  color: var(--color-text-primary);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-s);
  transition: color var(--transition-duration-fast) ease;
  white-space: nowrap;
}
.nav-link:hover {
  color: var(--color-grey-600);
}

/* Dropdown Navigation */
.nav-dropdown {
  position: absolute;
  top: 120%;
  left: -480%;
  width: 120vw;
  background: var(--color-white);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-duration-normal) ease;
  z-index: 999;
}
.nav-item:hover .nav-dropdown {
  opacity: 1;
  visibility: visible;
}
.dropdown-content {
  display: flex;
  max-width: 100%;
  margin: 0 auto;
  padding: 40px;
  gap: var(--size-spacing-xxxl);
}
.dropdown-section {
  flex: 1;
}
.dropdown-section h4 {
  font-size: var(--font-size-s);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--size-spacing-s);
  color: var(--color-black);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.dropdown-section ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.dropdown-section li {
  margin-bottom: var(--size-spacing-xs);
}
.dropdown-section a {
  display: block;
  padding: var(--size-spacing-xs) 0;
  color: var(--color-grey-500);
  text-decoration: none;
  font-size: var(--font-size-xs);
  transition: color var(--transition-duration-fast) ease;
}
.nav-dropdown a:hover {
  color: var(--color-black);
}

/* Search */
.search-container {
  position: relative;
}

.header-icons {
  display: flex;
  align-items: center;
  gap: var(--size-spacing-s);
}

.search-input {
  padding: 10px 10px;
  border: var(--size-border-width-s) solid var(--color-grey-200);
  border-radius: var(--button-border-radius);
  background: var(--color-bg-secondary);
  font-size: var(--font-size-xs);
  outline: none;
  width: 200px;
  transition: all 0.1s ease;
}
.search-input::placeholder {
  color: var(--color-grey-500);
}

.search-icon {
  position: absolute;
  left: 200px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-grey-500);
  font-size: var(--font-size-s);
}

.search-btn, .search-icon {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-grey-500);
  font-size: var(--font-size-s);
  margin-left: -32px;
  z-index: 1;
}

.cart-count {
  position: absolute;
  top: -5px;
  right: -5px;
  background-color: var(--color-brand-orange);
  color: var(--color-white);
  border-radius: 50%;
  width: 18px;
  height: 18px;
  font-size: var(--font-size-xxs);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-medium);
}

/* ==================================================
   MOBILE MENU
   ================================================== */

/* Mobile Actions Container */
.mobile-actions {
  display: none;
  align-items: center;
  gap: var(--size-spacing-xs);
  flex: 0 0 auto;
}

.mobile-actions .icon-btn {
  position: relative;
}

.mobile-actions .cart-count {
  position: absolute;
  top: -5px;
  right: -5px;
  background-color: var(--color-brand-orange);
  color: var(--color-white);
  border-radius: 50%;
  width: 18px;
  height: 18px;
  font-size: var(--font-size-xxs);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-medium);
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  position: relative;
}

.mobile-menu-btn span {
  width: 24px;
  height: 2px;
  background-color: var(--color-text-primary);
  transition: all var(--transition-duration-normal) ease;
  transform-origin: center;
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: rotate(45deg) translate(4px, 4px);
}

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
  position: fixed;
  top: 0;
  right: 0;
  width: 320px;
  max-width: 85vw;
  height: 100vh;
  background: #ffffff;
  z-index: 1000;
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
  overflow-y: auto;
  box-shadow: -4px 0 20px rgba(0, 0, 0, 0.08);
}

.mobile-menu-overlay.active {
  transform: translateX(0);
}

/* Backdrop for mobile menu */
.mobile-menu-overlay::before {
  content: '';
  position: fixed;
  top: 0;
  left: -100vw;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.4);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.mobile-menu-overlay.active::before {
  opacity: 1;
  pointer-events: auto;
}

.mobile-menu-content {
  padding: 24px;
  height: 100%;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  position: relative;
}

.mobile-menu-close {
  position: absolute;
  top: 24px;
  right: 24px;
  background: none;
  border: none;
  font-size: 20px;
  cursor: pointer;
  color: #111;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.2s ease;
  z-index: 10;
}

.mobile-menu-close:hover {
  opacity: 0.7;
}

.mobile-nav-menu {
  list-style: none;
  padding: 0;
  margin: 48px 0 0 0;
  flex: 1;
}

.mobile-nav-item {
  border-bottom: none;
  margin-bottom: 4px;
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  text-decoration: none;
  color: #111;
  font-size: 18px;
  font-weight: 500;
  transition: color 0.2s ease;
  border-bottom: 1px solid transparent;
}

.mobile-nav-link:after {
  content: '>';
  color: #757575;
  font-size: 16px;
  font-weight: 400;
}

.mobile-nav-link:hover {
  color: #757575;
}

/* Jordan Brand Section */
.mobile-jordan-section {
  padding: 20px 0;
  border-top: 1px solid #e5e5e5;
}

.mobile-jordan-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: #111;
  font-size: 18px;
  font-weight: 500;
}

.mobile-jordan-logo {
  width: 24px;
  height: 24px;
  margin-right: 12px;
}

/* Nike Member Section */
.mobile-member-section {
  padding: 20px 0;
}

.mobile-member-text {
  font-size: 14px;
  color: #757575;
  line-height: 1.5;
  margin-bottom: 16px;
}

.mobile-member-actions {
  display: flex;
  gap: 12px;
}

.mobile-member-btn {
  padding: 10px 18px;
  border-radius: 24px;
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  transition: background-color 0.2s ease, color 0.2s ease;
  text-align: center;
  min-width: 85px;
}

.mobile-member-btn.primary {
  background: #111;
  color: #fff;
}

.mobile-member-btn.primary:hover {
  background: #333;
}

.mobile-member-btn.secondary {
  background: transparent;
  color: #111;
  border: 1px solid #e5e5e5;
}

.mobile-member-btn.secondary:hover {
  border-color: #111;
}

.mobile-menu-footer {
  margin-top: auto;
  padding-top: 24px;
  border-top: 1px solid #e5e5e5;
}

.mobile-menu-links {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.mobile-menu-link {
  text-decoration: none;
  color: #757575;
  font-size: 15px;
  font-weight: 400;
  transition: color 0.2s ease;
  display: flex;
  align-items: center;
  gap: 10px;
}

.mobile-menu-link:hover {
  color: #111;
}

.mobile-menu-link svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* Search functionality removed from mobile menu to match Nike's design */
.mobile-search-container {
  display: none;
}

/* ==================================================
   RESPONSIVE HEADER STYLES
   ================================================== */

/* Large Desktop */
@media (max-width: 1180px) {
  .nav-center {
    display: none;
  }
  
  .nav-menu {
    display: none;
  }
  
  .nav-right {
    display: none;
  }
  
  .mobile-actions {
    display: flex;
  }
  
  .mobile-menu-btn {
    display: flex;
  }
  
  .nav-content {
    justify-content: space-between;
  }
  
  .search-input {
    width: 150px;
  }
  
  .search-input:focus {
    width: 180px;
  }
  
  .nav-dropdown {
    position: absolute;
    top: 100%;
    left: -50vw;
    width: 100vw;
    background: var(--color-white);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-duration-normal) ease;
    z-index: 999;
  }
}

@media (max-width: 1024px) {
  .nav-menu {
    gap: var(--size-spacing-l);
  }
}

/* Medium screens - show mobile actions */
@media (max-width: 960px) {
  .nav-menu {
    gap: 12px;
  }
  
  .mobile-actions {
    display: flex;
  }
  
  .search-input {
    width: 140px;
  }
  
  .search-input:focus {
    width: 160px;
  }
}

/* Mobile */
@media (max-width: 768px) {
  .header-top {
    display: none;
  }

  .nav-content {
    justify-content: space-between;
    align-items: center;
    gap: var(--size-spacing-s);
  }

  .nav-left {
    order: 1;
    flex: 0 0 auto;
  }
  
  .nav-left .logo img {
    width: 50px;
    height: auto;
  }

  .nav-right {
    display: none;
  }
  
  .nav-right .search-container {
    display: none;
  }
  
  .mobile-actions {
    display: flex;
    order: 3;
    gap: var(--size-spacing-xs);
  }
  
  .mobile-actions .nav-icon {
    width: 22px;
    height: 22px;
  }
  
  .mobile-actions .cart-count {
    width: 16px;
    height: 16px;
    font-size: 10px;
    top: -3px;
    right: -3px;
  }
  
  .nav-actions {
    gap: 8px;
  }

  .mobile-menu-btn {
    order: 3;
    flex: 0 0 auto;
    padding: 8px;
    min-width: 40px;
    min-height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .cart-count {
    width: 16px;
    height: 16px;
    font-size: 10px;
    top: -3px;
    right: -3px;
  }

  .nav-dropdown {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    transform: translateY(-100%);
    transition: transform var(--transition-duration-normal) ease;
  }
  
  .nav-item.active .nav-dropdown {
    transform: translateY(0);
  }
  
  .dropdown-content {
    flex-direction: column;
    gap: var(--size-spacing-xl);
    padding: var(--size-spacing-m);
    height: 100%;
    overflow-y: auto;
  }
}

/* Small Mobile */
@media (max-width: 480px) {
  
  .nav-left .logo img {
    width: 45px;
    height: auto;
  }

  .mobile-actions {
    gap: 4px;
  }
  
  .mobile-actions .nav-icon {
    width: 20px;
    height: 20px;
  }
  
  .mobile-actions .cart-count {
    width: 14px;
    height: 14px;
    font-size: 9px;
    top: -2px;
    right: -2px;
  }

  .nav-actions {
    gap: 6px;
  }
  
  .cart-count {
    width: 14px;
    height: 14px;
    font-size: 9px;
    top: -2px;
    right: -2px;
  }

  .mobile-menu-btn {
    padding: 6px;
    min-width: 36px;
    min-height: 36px;
  }
  
  .mobile-menu-btn span {
    width: 20px;
    height: 2px;
  }

  .mobile-menu-content {
    padding: 16px;
    padding-top: 70px;
  }

  .mobile-nav-link {
    font-size: 18px;
    padding: 16px 0;
  }

  .header-icons {
    gap: 6px;
  }
  
  .search-container {
    display: none;
  }
  
  .dropdown-content {
    padding: 12px;
  }
}

/* Additional breakpoints */

@media (max-width: 767px) and (min-width: 600px) {
  .nav-right .search-container {
    display: none;
  }
}

@media (max-width: 599px) {

  .mobile-menu-content {
    padding: 18px;
    padding-top: 70px;
  }
  
  .mobile-nav-link {
    font-size: 18px;
    padding: 16px 0;
  }
}

/* Extra small devices */
@media (max-width: 360px) {
  .navbar {
    min-height: 52px;
    padding: 8px 0;
  }
  
  .nav-content {
    padding: 0 12px;
  }
  
  .nav-left .logo img {
    width: 40px;
  }
  
  .nav-icon {
    width: 20px;
    height: 20px;
  }
  
  .icon-btn {
    min-width: 32px;
    min-height: 32px;
    padding: 6px;
  }
  
  .mobile-menu-btn span {
    width: 18px;
  }
  
  .cart-count {
    width: 12px;
    height: 12px;
    font-size: 8px;
  }
  
  .mobile-nav-link {
    font-size: 16px;
    padding: 14px 0;
  }
}

/* Nike-inspired sticky and mega-menu refinement */
.header {
  position: relative;
}

.home-page .header {
  position: sticky;
  top: -36px;
  z-index: 1000;
}

.home-page .navbar {
  position: sticky;
  top: 0;
}

.nav-link {
  position: relative;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: var(--size-spacing-s);
  right: var(--size-spacing-s);
  bottom: 8px;
  height: 2px;
  background: var(--color-text-primary);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 180ms ease;
}

.nav-item:hover .nav-link::after,
.nav-item:focus-within .nav-link::after {
  transform: scaleX(1);
}

@media (max-width: 768px) {
  .home-page .header {
    top: 0;
  }
}

/* Landscape orientation on mobile */
@media (max-width: 768px) and (orientation: landscape) {
  .navbar {
    padding: 6px 0;
    min-height: 48px;
  }
  
  .nav-left .logo img {
    width: 42px;
  }
  
  .mobile-menu-content {
    padding-top: 55px;
  }
  
  .mobile-nav-link {
    padding: 12px 0;
    font-size: 16px;
  }
}