/* ============================================
   Modern Responsive Navbar Styles
   ============================================ */

.main-header {
  background-color: var(--primary);
  color: var(--white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
  transition: all 0.3s ease;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Hamburger icon on left before logo */
.nav-container .mobile-nav-toggle {
  order: -1;
  margin-right: 1rem;
}

.nav-container .logo {
  order: 0;
}

.nav-container .nav-menu-wrapper {
  order: 1;
}

.nav-container .cart-icon-wrapper {
  order: 2;
}

/* Logo Styles */
.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
  text-decoration: none;
  transition: all 0.3s ease;
  z-index: 1001;
  display: flex;
  align-items: center;
}

.logo:hover {
  opacity: 0.8;
  transform: scale(1.05);
}

/* Navigation Menu Wrapper */
.nav-menu-wrapper {
  flex: 1;
  display: flex;
  justify-content: center;
}

.nav-menu {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
  gap: 0;
}

.nav-menu li {
  padding: 0;
}

.nav-link {
  color: var(--white);
  text-decoration: none;
  font-weight: 500;
  font-size: 1rem;
  padding: 8px 18px;
  display: block;
  position: relative;
  transition: all 0.3s ease;
  border-radius: 4px;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background-color: var(--white);
  transition: width 0.3s ease;
}

.nav-link:hover {
  opacity: 0.9;
  background-color: rgba(255, 255, 255, 0.1);
}

.nav-link:hover::after {
  width: calc(100% - 36px);
}

.nav-link.active {
  opacity: 1;
  font-weight: 600;
}

/* Cart Icon Styles */
.cart-icon-wrapper {
  display: flex;
  align-items: center;
  z-index: 1001;
}

.cart-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  color: var(--white);
  position: relative;
  padding: 8px 12px;
  border-radius: 4px;
  text-decoration: none;
}

.cart-icon:hover {
  background-color: rgba(255, 255, 255, 0.1);
  transform: scale(1.1);
}

.cart-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--white);
  color: var(--primary);
  border-radius: 50%;
  min-width: 20px;
  height: 20px;
  text-align: center;
  line-height: 20px;
  font-size: 0.75rem;
  font-weight: bold;
  margin-left: 6px;
  padding: 0 4px;
}

/* Mobile Navigation Toggle Button */
.mobile-nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 30px;
  height: 30px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1001;
  position: relative;
}

.hamburger-line {
  width: 100%;
  height: 3px;
  background-color: var(--white);
  border-radius: 2px;
  transition: all 0.3s ease;
  transform-origin: center;
}

.mobile-nav-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.mobile-nav-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
  opacity: 0;
}

.mobile-nav-toggle[aria-expanded="true"] .hamburger-line:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

.mobile-nav-toggle:hover .hamburger-line {
  background-color: rgba(255, 255, 255, 0.8);
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
  display: none;
  position: fixed;
  top: 70px;
  left: 0;
  width: 100%;
  height: calc(100vh - 70px);
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 998;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.mobile-menu-overlay.active {
  display: block;
  opacity: 1;
}

/* Desktop Only Cart */
.desktop-only-cart {
  display: flex;
}

.mobile-only-cart {
  display: none;
}

/* ============================================
   Responsive Breakpoints
   ============================================ */

/* Tablet and below (768px) */
@media screen and (max-width: 768px) {
  .nav-container {
    padding: 0 15px;
    height: 65px;
  }

  .logo {
    font-size: 1.4rem;
  }

  .nav-menu-wrapper {
    position: fixed;
    top: 65px;
    left: 0;
    width: 100%;
    height: calc(100vh - 65px);
    background-color: var(--primary);
    transform: translateX(-100%);
    transition: transform 0.3s ease-in-out;
    z-index: 999;
    overflow-y: auto;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
  }

  .nav-menu-wrapper.active {
    transform: translateX(0);
  }

  .nav-menu {
    flex-direction: column;
    width: 100%;
    padding: 20px 0;
    align-items: stretch;
  }

  .nav-menu li {
    width: 100%;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .nav-menu li:last-child {
    border-bottom: none;
  }

  .nav-link {
    padding: 18px 25px;
    font-size: 1.1rem;
    text-align: left;
    border-radius: 0;
  }

  .nav-link::after {
    display: none;
  }

  .nav-link:hover {
    background-color: rgba(255, 255, 255, 0.15);
    padding-left: 30px;
  }

  .mobile-nav-toggle {
    display: flex;
  }

  .desktop-only-cart {
    display: none;
  }

  .mobile-only-cart {
    display: flex;
  }

  .mobile-menu-overlay {
    top: 65px;
    height: calc(100vh - 65px);
  }
}

/* Small tablets (600px) */
@media screen and (max-width: 600px) {
  .nav-container {
    padding: 0 12px;
  }

  .logo {
    font-size: 1.3rem;
  }

  .nav-link {
    padding: 16px 20px;
    font-size: 1rem;
  }
}

/* Mobile devices (480px) */
@media screen and (max-width: 480px) {
  .nav-container {
    height: 60px;
    padding: 0 10px;
  }

  .logo {
    font-size: 1.2rem;
  }

  .mobile-nav-toggle {
    width: 26px;
    height: 26px;
  }

  .hamburger-line {
    height: 2.5px;
  }

  .nav-menu-wrapper {
    top: 60px;
    height: calc(100vh - 60px);
  }

  .nav-link {
    padding: 14px 18px;
    font-size: 0.95rem;
  }

  .cart-icon {
    padding: 6px 10px;
  }

  .cart-count {
    min-width: 18px;
    height: 18px;
    font-size: 0.7rem;
    margin-left: 4px;
  }

  .mobile-menu-overlay {
    top: 60px;
    height: calc(100vh - 60px);
  }
}

/* Extra small devices (360px) */
@media screen and (max-width: 360px) {
  .nav-container {
    padding: 0 8px;
  }

  .logo {
    font-size: 1.1rem;
  }

  .nav-link {
    padding: 12px 15px;
    font-size: 0.9rem;
  }
}

/* Large screens (1200px+) */
@media screen and (min-width: 1200px) {
  .nav-container {
    padding: 0 30px;
  }

  .nav-link {
    padding: 8px 22px;
    font-size: 1.05rem;
  }
}

/* Prevent body scroll when mobile menu is open */
body.menu-open {
  overflow: hidden;
}