/* Header */

.header {
  position: sticky;
  top: var(--top-bar-height);
  width: 100%;
  background-color: white;
  border-bottom: 2px solid var(--color-border-gray);
  z-index: var(--z-index-header);
  transition:
    top 0.3s,
    backdrop-filter 0.3s,
    background-color 0.3s;
}

.header.scrolled {
  top: 0;
  background-color: white;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.header-container {
  display: flex;
  flex-direction: column;
}

/* Top Section */

.header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-30);
  padding-bottom: var(--spacing-16);
}

.header-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.header-logo a {
  display: flex;
  align-items: center;
  line-height: 0;
}

.header-logo img {
  width: var(--logo-width-header);
  height: auto;
  display: block;
}

.header-cart-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-2);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
}

.header-cart-icon {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.header-cart-btn svg {
  width: var(--icon-size-md);
  height: var(--icon-size-md);
  color: var(--color-black);
}

.header-cart-badge {
  position: absolute;
  top: 0;
  right: 0;
  transform: translate(33%, -33%);
  min-width: var(--spacing-20);
  height: var(--spacing-20);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-red);
  color: var(--color-white);
  font-size: var(--font-size-xs);
  font-weight: 500;
  border-radius: 0;
  padding: var(--spacing-2) var(--spacing-4);
}

.header-cart-btn > span {
  font-size: var(--font-size-xs);
  font-weight: 500;
  color: var(--color-black);
}

.header-cart-btn:hover svg,
.header-cart-btn:hover > span {
  color: var(--color-red);
}

/* Bottom Section - Navigation */

.header-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: var(--spacing-16);
  transition: all 0.3s;
}

.header-nav-links {
  display: flex;
  gap: var(--spacing-20);
  list-style: none;
}

.header-nav-links a {
  position: relative;
  color: var(--color-black);
  font-size: var(--font-size-p);
  text-decoration: none;
  user-select: none;
}

.header-nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1.7rem;
  height: 2px;
  background-color: var(--color-red);
  transform: scaleX(0);
  transition: transform 0.3s;
}

.header-nav-links a:hover::after,
.header-nav-links a.active::after {
  transform: scaleX(1);
}

.header-contact-btn {
  transition:
    opacity 0.3s,
    visibility 0.3s;
}

/* Inline Navigation (for scrolled state) */

.header-nav-inline {
  display: none;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.3s,
    visibility 0.3s;
}

/* Scrolled State - desktop: compact single row.
   Sequence: logo, Каталог, «Свяжитесь с нами», search, Запрос. */

@media (min-width: 1041px) {
  .header.scrolled .header-container {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .header.scrolled .header-top {
    width: 100%;
    padding-top: var(--spacing-16);
    padding-bottom: var(--spacing-16);
    gap: var(--spacing-32);
    align-items: center;
  }

  .header.scrolled .header-logo {
    flex-shrink: 0;
  }

  .header.scrolled .header-nav-inline {
    display: flex;
    align-items: center;
    gap: var(--spacing-32);
    opacity: 1;
    visibility: visible;
    flex-shrink: 0;
  }

  /* In the compact inline nav keep only the first link */
  .header.scrolled .header-nav-inline .header-nav-links li:not(:first-child) {
    display: none;
  }

  .header.scrolled .search-container {
    flex: 1;
    margin-left: 0;
    margin-right: 0;
  }

  .header.scrolled .header-cart-btn {
    flex-shrink: 0;
  }

  /* Hide the full bottom navigation row */
  .header.scrolled .header-nav {
    display: none;
  }
}

/* Tablet - Search goes down */

@media (max-width: 1040px) {
  .header-top {
    flex-wrap: wrap;
  }

  .search-container {
    order: 3;
    width: 100%;
    margin-left: 0;
    margin-right: 0;
    margin-top: var(--spacing-16);
  }
}

/* Mobile - Smaller logo */

@media (max-width: 1040px) {
  .header-logo img {
    width: var(--logo-width-mobile);
    height: auto;
  }
}

/* Burger Button */

.burger-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: var(--header-burger-size);
  height: var(--header-burger-size);
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1100;
  color: var(--color-black);
}

.burger-btn:hover {
  color: var(--color-red);
}

.burger-btn svg {
  width: 100%;
  height: 100%;
  display: block;
}

.header-feedback-btn,
.header-search-btn {
  display: none;
  align-items: center;
  justify-content: center;
  padding: 0;
  line-height: 0;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-black);
  text-decoration: none;
}

.header-feedback-btn:hover,
.header-search-btn:hover {
  color: var(--color-red);
}

.header-feedback-btn svg,
.header-search-btn svg {
  display: block;
}

.header-feedback-btn svg {
  width: var(--header-feedback-icon-size);
  height: var(--header-feedback-icon-size);
}

.header-search-btn svg {
  width: var(--header-search-icon-size);
  height: var(--header-search-icon-size);
}

.header-phone {
  display: inline-flex;
  align-items: center;
  margin-right: var(--header-phone-gap);
  font-size: var(--header-phone-font-size);
  font-weight: var(--header-phone-font-weight);
  white-space: var(--header-phone-white-space);
  color: var(--header-phone-color);
  text-decoration: none;
}

.header-phone:hover {
  color: var(--header-phone-color-hover);
}

.burger-btn span {
  width: 100%;
  height: 0.1875rem;
  background-color: var(--color-black);
  border-radius: 0;
  transition: all 0.3s ease;
}

.burger-btn.active span:nth-child(1) {
  transform: translateY(0.65625rem) rotate(45deg);
}

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

.burger-btn.active span:nth-child(3) {
  transform: translateY(-0.65625rem) rotate(-45deg);
}

/* Mobile Menu */

.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  z-index: 1010;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  overflow-y: auto;
  background-color: var(--color-white);
}

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

.mobile-menu.menu-mode {
  display: flex;
  align-items: stretch;
  justify-content: flex-start;
  overflow: hidden;
  background-color: rgba(0, 0, 0, 0.35);
}

.mobile-menu-panel {
  width: 100%;
  height: 100%;
  background-color: var(--color-white);
  overflow-y: auto;
}

.mobile-menu.menu-mode .mobile-menu-panel {
  width: calc(100% - var(--spacing-64));
  border-top-right-radius: 0;
  border-bottom-left-radius: 0;
  overflow-y: auto;
  overflow-x: hidden;
}

.mobile-menu-close {
  position: fixed;
  top: var(--spacing-16);
  right: var(--spacing-16);
  width: 2rem;
  height: 2rem;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1002;
}

.mobile-menu.menu-mode .mobile-menu-close {
  display: flex;
}

.mobile-menu-close span {
  position: absolute;
  width: 100%;
  height: 0.1875rem;
  background-color: var(--color-white);
  border-radius: 0;
  transition: all 0.3s ease;
}

.mobile-menu-close span:nth-child(1) {
  transform: rotate(45deg);
}

.mobile-menu-close span:nth-child(2) {
  transform: rotate(-45deg);
}

.mobile-menu-header {
  position: sticky;
  top: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-16) var(--spacing-20);
  background-color: var(--color-white);
  z-index: 1001;
}

.mobile-menu-cart-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 0;
  color: var(--color-black);
}

.mobile-menu-cart-btn:hover {
  color: var(--color-red);
}

.mobile-menu-cart-btn svg {
  width: var(--icon-size-md);
  height: var(--icon-size-md);
  display: block;
}

.mobile-menu-logo {
  display: flex;
  align-items: center;
}

.mobile-menu-logo a {
  display: flex;
  align-items: center;
  line-height: 0;
}

.mobile-menu-logo img {
  width: 100%;
  max-width: 10rem;
  height: auto;
  display: block;
}

.mobile-menu-content {
  display: flex;
  flex-direction: column;
  padding: var(--spacing-32) var(--spacing-20) var(--spacing-32);
}

.mobile-menu-search {
  margin-bottom: var(--spacing-32);
}

.mobile-menu-search .search-form {
  max-width: 100%;
}

.mobile-menu-search .search-input {
  min-width: 0;
}

.mobile-menu-search .search-btn {
  min-width: var(--spacing-48);
}

.mobile-menu.search-mode .mobile-menu-nav,
.mobile-menu.search-mode .mobile-menu-contact {
  display: none;
}

.mobile-menu.search-mode .mobile-menu-divider {
  display: none;
}

.mobile-menu-nav {
  flex: 0 0 auto;
  display: block;
}

.mobile-menu-links {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--spacing-24);
  list-style: none;
  width: 100%;
  padding: 0;
  margin: 0;
}

.mobile-menu-links a {
  color: var(--color-black);
  font-size: var(--font-size-20);
  font-weight: 500;
  text-decoration: none;
  user-select: none;
  text-align: left;
}

.mobile-menu-links a:hover {
  color: var(--color-red);
}

.mobile-menu-divider {
  width: 100%;
  height: 1px;
  background-color: var(--color-border-input);
  margin-top: var(--spacing-16);
  margin-bottom: var(--spacing-16);
}

.mobile-menu-contact {
  margin-top: 0;
}

.mobile-menu-contact-title {
  font-size: var(--font-size-13);
  font-weight: 500;
  color: var(--color-black);
  margin-bottom: var(--spacing-12);
  text-align: left;
}

.mobile-menu-contact-actions {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-10);
  align-items: flex-start;
}

.mobile-menu-action {
  width: auto;
  justify-content: flex-start;
  gap: var(--spacing-8);
}

.mobile-menu-action svg {
  width: var(--spacing-16);
  height: var(--spacing-16);
  flex: 0 0 auto;
}

.mobile-menu-contact .btn {
  width: auto;
}

/* Mobile - Navigation */

@media (max-width: 1040px) {
  .header.mobile-search-open .header-top {
    flex-wrap: wrap;
  }

  .header.mobile-search-open .header-top .search-container {
    display: block;
    order: 6;
    width: 100%;
    margin-top: var(--spacing-16);
    margin-left: 0;
    margin-right: 0;
  }

  .header-top {
    flex-wrap: nowrap;
  }

  .burger-btn {
    display: flex;
    order: 5;
    flex-shrink: 0;
  }

  .header-logo {
    order: 1;
    flex-shrink: 1;
    min-width: 0;
    margin-right: var(--spacing-20);
  }

  .header-logo img {
    width: var(--logo-width-mobile);
    max-width: 100%;
    height: auto;
  }

  .header-search-btn {
    display: flex;
    order: 2;
    flex-shrink: 0;
    margin-left: auto;
    margin-right: var(--header-icons-gap);
  }

  .header-feedback-btn {
    display: flex;
    order: 3;
    flex-shrink: 0;
    margin-right: var(--header-icons-gap);
  }

  .header-cart-btn {
    order: 4;
    flex-shrink: 0;
    margin-left: 0;
    margin-right: var(--header-icons-gap);
  }

  .header-cart-btn > span {
    display: none;
  }

  .header-top {
    padding-top: var(--spacing-16);
    padding-bottom: var(--spacing-16);
  }

  .header-top .search-container {
    display: none;
  }

  .header-nav {
    display: none;
  }

  .header.scrolled .header-nav-inline {
    display: none;
  }
}

@media (max-width: 1040px) {
  .header-phone {
    display: none;
  }
}

.nav-disabled {
  pointer-events: none;
  cursor: default;
  opacity: 0.4;
}

/* Catalog Mega Menu */

.catalog-trigger {
  cursor: pointer;
}

.catalog-dropdown {
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border-gray);
  border-bottom: 2px solid var(--color-black);
  box-shadow: 0 1.5rem 2rem rgba(0, 0, 0, 0.08);
  z-index: 950;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.catalog-dropdown[hidden] {
  display: none;
}

.header.scrolled .catalog-dropdown {
  background-color: var(--color-header-scrolled);
  backdrop-filter: var(--blur-header);
  -webkit-backdrop-filter: var(--blur-header);
}

.catalog-dropdown-inner {
  display: flex;
  align-items: stretch;
  gap: var(--spacing-40);
  min-height: 100%;
  box-sizing: border-box;
  padding-top: var(--spacing-24);
  padding-bottom: var(--spacing-24);
}

.catalog-cat-list {
  flex-shrink: 0;
  width: 22rem;
  list-style: none;
  margin: 0;
  padding: 0 var(--spacing-24) 0 0;
  border-right: 1px solid var(--color-border-gray);
}

.catalog-cat-item {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0 var(--spacing-16);
  color: var(--color-black);
  text-decoration: none;
  font-family: var(--font-family);
  font-weight: 400;
  font-size: 1rem;
  line-height: 285%;
  transition:
    background-color 0.2s,
    color 0.2s;
}

.catalog-cat-item:hover,
.catalog-cat-item.active {
  background-color: var(--color-black);
  color: var(--color-white);
}

.catalog-cat-heading {
  font-weight: 700;
  text-decoration: none;
}

.catalog-cat-heading:hover,
.catalog-cat-heading.active {
  background-color: transparent;
  color: var(--color-black);
}

.catalog-cat-heading:hover {
  text-decoration: underline;
}

.catalog-dropdown-content {
  position: relative;
  flex: 1;
  min-width: 0;
}

.catalog-dropdown-close {
  position: absolute;
  top: 0;
  right: 0;
  width: 1.5rem;
  height: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  color: var(--color-gray-text);
  transition: color 0.2s;
}

.catalog-dropdown-close svg {
  width: 100%;
  height: 100%;
}

.catalog-dropdown-close:hover {
  color: var(--color-red);
}

.catalog-dropdown-title {
  margin: 0 0 var(--spacing-24) 0;
  font-family: var(--font-family);
  font-weight: 500;
  font-size: var(--font-size-18);
  color: var(--color-black);
}

.catalog-dropdown-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-24) var(--spacing-32);
}

.catalog-product {
  display: flex;
  align-items: center;
  gap: var(--spacing-16);
  color: var(--color-black);
}

.catalog-product-img {
  flex-shrink: 0;
  width: var(--spacing-90);
  height: auto;
  aspect-ratio: var(--aspect-ratio-5-3);
  object-fit: cover;
  background-color: var(--color-gray);
  border: 1px solid var(--color-border-gray);
}

.catalog-product-name {
  font-family: var(--font-family);
  font-weight: 400;
  font-size: 0.8125rem;
  line-height: 120%;
  letter-spacing: 0;
  color: var(--color-black);
  text-decoration: none;
}

.catalog-product-name::after {
  content: "";
  display: inline-block;
  width: 0.375rem;
  height: 0.375rem;
  margin-left: var(--spacing-8);
  vertical-align: middle;
  border-top: 1px solid currentColor;
  border-right: 1px solid currentColor;
  transform: rotate(45deg);
}

@media (max-width: 1040px) {
  .catalog-dropdown {
    display: none !important;
  }
}