/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

body {
  background-color: #fff;
  color: #111;
  line-height: 1.5;
  overflow-x: hidden;
  /* Prevent horizontal scroll due to carousel */
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

/* Utility classes */
.container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 24px;
}

.btn {
  display: inline-block;
  background-color: #111;
  color: #fff;
  padding: 8px 24px;
  border-radius: 30px;
  text-decoration: none;
  font-size: 16px;
  font-weight: 500;
  transition: all 0.2s;
  border: none;
  cursor: pointer;
}

.btn:hover {
  background-color: #757575;
}

.btn-white {
  background-color: #fff;
  color: #111;
}

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

.icon-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.icon-btn svg {
  transition: fill 0.2s;
}

.icon-btn:hover svg {
  fill: #757575;
  /* Slightly darker on hover */
}

.section {
  padding: 96px 0;
  /* Standard section padding */
}

/* Top Navigation */
.top-nav {
  background-color: #f5f5f5;
  font-size: 13px;
  padding: 8px 0;
}

.top-nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-nav-left {
  display: flex;
  gap: 16px;
}

.top-nav-left .brand-icon {
  display: flex;
  align-items: center;
  transition: opacity 0.2s;
}

.top-nav-left .brand-icon:hover {
  opacity: 0.7;
}

.top-nav-right {
  display: flex;
  gap: 16px;
}

.top-nav-right a {
  transition: color 0.2s;
}

.top-nav-right a:hover {
  color: #757575;
}

/* Main Navigation Bar */
.main-nav {
  background-color: #fff;
  padding: 20px 0;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.main-nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.main-nav-left {
  display: flex;
  align-items: center;
  gap: 40px;
  /* Space between logo and menu */
}

.nike-logo {
  display: flex;
  /* Ensures SVG alignment */
  transition: opacity 0.2s;
}

.nike-logo:hover {
  opacity: 0.7;
}

.nav-links ul {
  display: flex;
  gap: 24px;
}

.nav-links ul li a {
  font-weight: 500;
  position: relative;
  padding-bottom: 5px;
  /* Space for underline */
  transition: color 0.2s;
}

.nav-links ul li a:hover {
  color: #757575;
}

.nav-links ul li a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background-color: #111;
  transition: width 0.3s ease-out;
}

.nav-links ul li a:hover::after {
  width: 100%;
}

.main-nav-right {
  display: flex;
  align-items: center;
  gap: 8px;
  /* Space between icons */
}

.search-container {
  display: flex;
  align-items: center;
  background-color: #f5f5f5;
  border-radius: 20px;
  padding: 0 8px;
  width: 40px;
  /* Initial width for icon only */
  transition: width 0.3s ease, background-color 0.3s ease;
  overflow: hidden;
  /* Hide input text overflow */
}

.search-container.active {
  width: 200px;
  /* Expanded width */
  background-color: #e5e5e5;
}

.search-input {
  border: none;
  background-color: transparent;
  outline: none;
  padding: 8px 0;
  font-size: 16px;
  flex-grow: 1;
  width: 0;
  /* Initially hidden */
  opacity: 0;
  transition: width 0.3s ease, opacity 0.3s ease;
}

.search-container.active .search-input {
  width: 100%;
  /* Take full width when active */
  opacity: 1;
  padding: 8px 0 8px 8px;
  /* Add left padding when active */
}

.search-icon {
  order: 2;
  /* Place icon after input visually */
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  flex-shrink: 0;
  /* Prevent shrinking */
}

.mobile-menu-btn {
  display: none;
  /* Hidden on desktop */
}

/* Mobile Menu (initially hidden) */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: #fff;
  z-index: 1001;
  transform: translateX(100%);
  /* Slide out to the right */
  transition: transform 0.3s ease-in-out;
  display: flex;
  flex-direction: column;
}

.mobile-menu.active {
  transform: translateX(0);
  /* Slide in */
}

.mobile-menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  border-bottom: 1px solid #f0f0f0;
}

.mobile-menu-header .nike-logo svg {
  height: 30px;
  width: 30px;
}

.mobile-menu-links {
  flex-grow: 1;
  padding: 20px 24px;
  overflow-y: auto;
  /* Enable scrolling for long menus */
}

.mobile-menu-links ul li {
  margin-bottom: 15px;
}

.mobile-menu-links ul li a {
  font-size: 20px;
  font-weight: 500;
  display: block;
  padding: 10px 0;
  transition: color 0.2s;
}

.mobile-menu-links ul li a:hover {
  color: #757575;
}

.mobile-menu-auth,
.mobile-menu-footer {
  padding: 20px 24px;
  display: flex;
  gap: 20px;
  border-top: 1px solid #f0f0f0;
}

.mobile-menu-auth a,
.mobile-menu-footer a {
  font-size: 14px;
  font-weight: 500;
  color: #757575;
  transition: color 0.2s;
}

.mobile-menu-auth a:hover,
.mobile-menu-footer a:hover {
  color: #111;
}

/* Interactive Banner/Carousel */
.promo-carousel {
  position: relative;
  width: 100%;
  overflow: hidden;
  height: 80vh;
  /* Adjust height as needed */
}

.carousel-container {
  display: flex;
  height: 100%;
  transition: transform 0.5s ease-in-out;
}

.carousel-slide {
  min-width: 100%;
  /* Each slide takes full width */
  height: 100%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #fff;
  flex-shrink: 0;
}

.carousel-slide img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.carousel-slide::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  /* Overlay */
  z-index: 1;
}

.slide-content {
  position: relative;
  z-index: 2;
  padding: 48px 24px;
  text-align: center;
  /* Ensure text is centered */
}

.athlete-name {
  font-size: 20px;
  font-weight: 500;
  margin-bottom: 8px;
  opacity: 0;
  /* For animation */
}

.hero-title {
  font-size: 80px;
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 24px;
  opacity: 0;
  /* For animation */
}

.hero-subtitle {
  font-size: 24px;
  margin-bottom: 40px;
  opacity: 0;
  /* For animation */
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  opacity: 0;
  /* For animation */
}

/* Hero Text Animation */
@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-text-animate {
  animation: slideInUp 1s ease-out forwards;
  /* Delays handled by JS or direct in HTML style if simpler */
}

.carousel-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0, 0, 0, 0.5);
  color: white;
  border: none;
  padding: 10px 15px;
  cursor: pointer;
  font-size: 1.5em;
  border-radius: 50%;
  z-index: 10;
  transition: background 0.3s ease;
}

.carousel-nav:hover {
  background: rgba(0, 0, 0, 0.8);
}

.carousel-nav.prev {
  left: 20px;
}

.carousel-nav.next {
  right: 20px;
}

.carousel-dots {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 10;
}

.dot {
  width: 12px;
  height: 12px;
  background-color: rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.dot.active {
  background-color: white;
}


/* Featured Categories */
.categories-section h2 {
  font-size: 32px;
  margin-bottom: 40px;
  text-align: center;
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.category-card {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
}

.category-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.content-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 24px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0));
  /* Gradient overlay */
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
}

.content-overlay h3 {
  font-size: 24px;
  margin-bottom: 8px;
}

/* Trending Now (Featured Products) */
.trending-section h2 {
  font-size: 32px;
  margin-bottom: 40px;
  text-align: center;
}

.trending-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.product-card {
  background-color: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.product-card img {
  width: 100%;
  height: 300px;
  /* Fixed height for product images */
  object-fit: cover;
  display: block;
}

.product-details {
  padding: 16px;
  text-align: left;
}

.product-category {
  font-size: 14px;
  color: #757575;
  margin-bottom: 4px;
}

.product-details h3 {
  font-size: 18px;
  font-weight: 500;
  margin-bottom: 8px;
}

.product-price {
  font-size: 16px;
  font-weight: bold;
  margin-bottom: 16px;
}

.btn-add-to-cart {
  background-color: #111;
  color: #fff;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 14px;
  display: inline-block;
  transition: background-color 0.2s ease;
}

.btn-add-to-cart:hover {
  background-color: #757575;
}

/* Don't Miss */
.dont-miss-section h2 {
  font-size: 32px;
  margin-bottom: 40px;
  text-align: center;
}

.dont-miss-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
  gap: 24px;
}

.promo-card {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
}

.promo-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Membership Section */
.membership-section {
  background-color: #f5f5f5;
}

.membership-content {
  display: flex;
  align-items: center;
  gap: 48px;
}

.membership-content img {
  width: 50%;
  border-radius: 8px;
  object-fit: cover;
}

.membership-text {
  flex: 1;
}

.membership-text h3 {
  font-size: 36px;
  margin-bottom: 20px;
}

.membership-text p {
  font-size: 18px;
  margin-bottom: 30px;
}

.benefits-list {
  margin-bottom: 30px;
}

.benefits-list li {
  font-size: 16px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: #333;
}

.benefits-list li svg,
.benefits-list li .fas {
  /* Font Awesome icon support */
  color: #007bff;
  /* Example checkmark color */
  font-size: 1.2em;
}

.membership-cta {
  display: flex;
  gap: 16px;
}

/* Nike App Section */
.app-section {
  background-color: #fff;
}

.app-content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
}

.app-content .app-text {
  flex: 1;
}

.app-content .app-text h3 {
  font-size: 36px;
  margin-bottom: 20px;
}

.app-content .app-text p {
  font-size: 18px;
  margin-bottom: 30px;
}

.app-stores {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  /* For mobile */
}

.app-stores img {
  height: 40px;
  /* Adjust height of app store badges */
  width: auto;
}

.app-content img {
  width: 300px;
  /* Fixed width for app screenshot */
  height: auto;
  border-radius: 8px;
  object-fit: contain;
}

/* Footer */
.footer {
  background-color: #111;
  color: #f5f5f5;
  padding: 48px 0 24px;
  font-size: 13px;
}

.footer .container {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.footer-top {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 24px;
}

.footer-column h4 {
  color: #fff;
  margin-bottom: 16px;
  font-size: 15px;
}

.footer-column ul li {
  margin-bottom: 8px;
}

.footer-column ul li a {
  color: #c0c0c0;
  transition: color 0.2s;
}

.footer-column ul li a:hover {
  color: #fff;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid #333;
  padding-top: 24px;
  flex-wrap: wrap;
  /* Allow wrapping on smaller screens */
  row-gap: 16px;
}

.footer-bottom-left {
  display: flex;
  align-items: center;
  gap: 24px;
}

.footer-bottom-left .location {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #757575;
}

.footer-bottom-right {
  display: flex;
  gap: 24px;
}

.footer-bottom-right a {
  color: #757575;
  transition: color 0.2s;
}

.footer-bottom-right a:hover {
  color: #fff;
}

/* Responsive Design - Media Queries */

/* Tablet and larger phones */
@media (max-width: 992px) {
  .main-nav-left {
    gap: 20px;
  }

  .nav-links {
    display: none;
    /* Hide main navigation on smaller screens */
  }

  .mobile-menu-btn {
    display: flex;
    /* Show mobile menu button */
  }

  .search-container.active {
    width: 180px;
  }

  .hero-title {
    font-size: 60px;
  }

  .hero-subtitle {
    font-size: 20px;
  }

  .section {
    padding: 60px 0;
  }

  .membership-content,
  .app-content {
    flex-direction: column;
    text-align: center;
  }

  .membership-content img,
  .app-content img {
    width: 80%;
    /* Adjust image width in stacked layout */
    max-width: 400px;
  }

  .membership-text,
  .app-text {
    flex: none;
    /* Remove flex grow */
  }

  .membership-cta,
  .app-stores {
    justify-content: center;
  }
}

/* Smaller phones */
@media (max-width: 768px) {
  .top-nav {
    display: none;
    /* Hide top navigation on very small screens */
  }

  .main-nav .container {
    padding: 0 16px;
  }

  .nike-logo svg {
    height: 40px;
    width: 40px;
  }

  .search-container {
    width: 32px;
    /* Smaller initial width */
    padding: 0 4px;
  }

  .search-container.active {
    width: 100%;
    /* Take full width on small screens */
  }

  .search-input {
    padding: 6px 0;
    font-size: 14px;
  }

  .search-container.active .search-input {
    padding: 6px 0 6px 8px;
  }

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

  .promo-carousel {
    height: 60vh;
  }

  .hero-title {
    font-size: 48px;
  }

  .hero-subtitle {
    font-size: 18px;
  }

  .hero-cta .btn {
    padding: 10px 20px;
    font-size: 14px;
  }

  .categories-grid,
  .trending-grid,
  .dont-miss-grid,
  .footer-top {
    grid-template-columns: 1fr;
    /* Stack columns */
  }

  .product-card img {
    height: 250px;
  }

  .membership-text h3,
  .app-text h3 {
    font-size: 28px;
  }

  .membership-text p,
  .app-text p {
    font-size: 16px;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .footer-bottom-right {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .footer-bottom-left,
  .footer-bottom-right {
    width: 100%;
    /* Take full width when stacked */
    justify-content: center;
    /* Center content */
  }
}

/* Extra small screens */
@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .main-nav {
    padding: 15px 0;
  }

  .nike-logo svg {
    height: 35px;
    width: 35px;
  }

  .promo-carousel {
    height: 50vh;
  }

  .hero-title {
    font-size: 36px;
    margin-bottom: 16px;
  }

  .hero-subtitle {
    font-size: 16px;
    margin-bottom: 24px;
  }

  .hero-cta .btn {
    padding: 8px 16px;
    font-size: 12px;
  }

  .carousel-nav {
    font-size: 1.2em;
    padding: 8px 12px;
  }

  .section {
    padding: 40px 0;
  }

  h2 {
    font-size: 28px;
    margin-bottom: 20px;
  }

  .product-card img {
    height: 200px;
  }

  .membership-text h3,
  .app-text h3 {
    font-size: 24px;
  }

  .membership-text p,
  .app-text p {
    font-size: 14px;
  }
}