/* ============================================
   MACEOTOMASYON - Navigation Components
   ============================================ */

/* ========== HEADER ========== */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  padding-top: env(safe-area-inset-top, 0px);
  height: calc(var(--header-height) + env(safe-area-inset-top, 0px));
  box-sizing: border-box;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--neutral-100);
  z-index: var(--z-sticky);
  transition: all var(--duration-normal) var(--ease-out);
}

.header.is-scrolled {
  height: calc(var(--header-height-scrolled) + env(safe-area-inset-top, 0px));
  box-shadow: var(--shadow-md);
}

.header.is-dark {
  background: rgba(15, 23, 42, 0.95);
  border-bottom-color: rgba(255, 255, 255, 0.1);
}

.header__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--section-padding-x);
}

/* ========== LOGO ========== */

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
}

.logo__image {
  height: 40px;
  width: auto;
  transition: transform var(--duration-normal) var(--ease-out);
}

.header.is-scrolled .logo__image {
  height: 32px;
}

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

.logo__text {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--text-primary);
}

.logo__text span {
  color: var(--primary-500);
}

/* ========== MAIN NAV ========== */

.nav {
  display: none;
  align-items: center;
  gap: var(--space-1);
}

@media (min-width: 1024px) {
  .nav {
    display: flex;
  }
}

.nav__link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all var(--duration-fast) var(--ease-out);
  position: relative;
}

.nav__link:hover {
  color: var(--primary-500);
  background: var(--primary-50);
}

.nav__link.is-active {
  color: var(--primary-500);
}

.nav__link.is-active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: var(--space-4);
  right: var(--space-4);
  height: 2px;
  background: var(--primary-500);
  border-radius: var(--radius-full);
}

.nav__link-icon {
  width: 16px;
  height: 16px;
  transition: transform var(--duration-fast) var(--ease-out);
}

.nav__item:hover .nav__link-icon {
  transform: rotate(180deg);
}

/* ========== MEGA MENU ========== */

.mega-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--neutral-0);
  border-top: 1px solid var(--neutral-100);
  box-shadow: var(--shadow-xl);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--duration-normal) var(--ease-out);
}

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

.mega-menu__container {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: var(--space-8) var(--section-padding-x);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
}

.mega-menu__column {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.mega-menu__title {
  font-size: var(--text-sm);
  font-weight: var(--font-bold);
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--primary-500);
}

.mega-menu__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.mega-menu__link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all var(--duration-fast) var(--ease-out);
}

.mega-menu__link:hover {
  color: var(--primary-500);
  background: var(--primary-50);
  transform: translateX(4px);
}

/* ========== HEADER ACTIONS ========== */

.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.header__action-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
  position: relative;
}

.header__action-btn:hover {
  color: var(--primary-500);
  background: var(--primary-50);
}

.header__action-btn svg {
  width: 22px;
  height: 22px;
}

.header__cart-count {
  position: absolute;
  top: 4px;
  right: 4px;
  min-width: 18px;
  height: 18px;
  padding: 0 var(--space-1);
  background: var(--primary-500);
  color: var(--neutral-0);
  font-size: 11px;
  font-weight: var(--font-bold);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: var(--space-3);
  background: transparent;
  border: none;
  cursor: pointer;
}

@media (min-width: 1024px) {
  .menu-toggle {
    display: none;
  }
}

.menu-toggle__line {
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  border-radius: var(--radius-full);
  transition: all var(--duration-fast) var(--ease-out);
}

.menu-toggle.is-active .menu-toggle__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle.is-active .menu-toggle__line:nth-child(2) {
  opacity: 0;
}

.menu-toggle.is-active .menu-toggle__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ========== MOBILE NAV DRAWER ========== */

.mobile-nav {
  position: fixed;
  top: calc(var(--header-height) + env(safe-area-inset-top, 0px));
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--neutral-0);
  z-index: var(--z-fixed);
  overflow-y: auto;
  transform: translateX(-100%);
  transition: transform var(--duration-normal) var(--ease-out);
}

.mobile-nav.is-open {
  transform: translateX(0);
}

.mobile-nav__container {
  padding: var(--space-6);
  padding-bottom: max(var(--space-8), calc(var(--space-4) + env(safe-area-inset-bottom, 0px)));
}

.mobile-nav__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4);
  font-size: var(--text-lg);
  font-weight: var(--font-medium);
  color: var(--text-primary);
  text-decoration: none;
  border-bottom: 1px solid var(--neutral-100);
}

.mobile-nav__link:hover {
  color: var(--primary-500);
}

.mobile-nav__submenu {
  padding-left: var(--space-4);
  display: none;
}

.mobile-nav__item.is-open .mobile-nav__submenu {
  display: block;
}

.mobile-nav__sublink {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  color: var(--text-secondary);
  text-decoration: none;
}

.mobile-nav__sublink:hover {
  color: var(--primary-500);
}

/* ========== BREADCRUMB ========== */

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4) 0;
  font-size: var(--text-sm);
}

.breadcrumb__item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--text-secondary);
}

.breadcrumb__link {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}

.breadcrumb__link:hover {
  color: var(--primary-500);
}

.breadcrumb__separator {
  color: var(--neutral-300);
}

.breadcrumb__current {
  color: var(--text-primary);
  font-weight: var(--font-medium);
}

/* ========== PAGINATION ========== */

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
}

.pagination__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--text-secondary);
  background: var(--neutral-0);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
}

.pagination__btn:hover:not(:disabled) {
  color: var(--primary-500);
  border-color: var(--primary-500);
  background: var(--primary-50);
}

.pagination__btn.is-active {
  color: var(--neutral-0);
  background: var(--primary-500);
  border-color: var(--primary-500);
}

.pagination__btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.pagination__ellipsis {
  padding: var(--space-2);
  color: var(--text-secondary);
}

/* ========== TABS ========== */

.tabs {
  display: flex;
  gap: var(--space-1);
  border-bottom: 2px solid var(--neutral-100);
}

.tabs__btn {
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  color: var(--text-secondary);
  background: transparent;
  border: none;
  cursor: pointer;
  position: relative;
  transition: color var(--duration-fast) var(--ease-out);
}

.tabs__btn::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary-500);
  transform: scaleX(0);
  transition: transform var(--duration-fast) var(--ease-out);
}

.tabs__btn:hover {
  color: var(--primary-500);
}

.tabs__btn.is-active {
  color: var(--primary-500);
}

.tabs__btn.is-active::after {
  transform: scaleX(1);
}

.tabs__panel {
  display: none;
  padding: var(--space-6) 0;
}

.tabs__panel.is-active {
  display: block;
  animation: fadeIn var(--duration-normal) var(--ease-out);
}

/* ========== BADGE ========== */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  border-radius: var(--radius-full);
}

.badge--primary {
  background: var(--primary-100);
  color: var(--primary-700);
}

.badge--secondary {
  background: var(--secondary-100);
  color: var(--secondary-700);
}

.badge--success {
  background: var(--success-light);
  color: var(--success);
}

.badge--warning {
  background: var(--warning-light);
  color: var(--warning);
}

.badge--error {
  background: var(--error-light);
  color: var(--error);
}

.badge--neutral {
  background: var(--neutral-100);
  color: var(--neutral-700);
}