/* 
 * ENHANCED PRODUCT HEADER STYLES
 * Modern, clean header design for product pages
 *
 * This stylesheet contains all the necessary styles for the header component
 * including desktop and mobile layouts, search functionality, and navigation.
 */

 :root {
    /* Main color scheme */
    --primary: #2a7a9e;
    --primary-dark: #1c5c7a;
    --primary-light: #e0f2ff;
    --secondary: #ff6b35;
    --text-color: #333;
    --text-light: #666;
    --gray-light: #f5f5f5;
    --gray-medium: #ddd;
    --gray-dark: #999;
    --white: #fff;
    --black: #222;
    --success: #4caf50;
    --danger: #f44336;
    --warning: #ff9800;
    --whatsapp: #25D366;
    
    /* Spacings */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    
    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-pill: 50px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 16px rgba(0,0,0,0.16);
    
    /* Animations */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Font weights */
    --fw-regular: 400;
    --fw-medium: 500;
    --fw-semibold: 600;
    --fw-bold: 700;
  }
  
  /* Reset and base styles */
  *, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
  
  body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    line-height: 1.5;
    color: var(--text-color);
  }
  
  /* Main header styles */
  .site-header {
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
  }
  
  /* Добавляем отступ для компенсации фиксированной шапки */
  body {
    padding-top: 130px; /* Высота шапки (70px) + навигация категорий (60px) */
    transition: padding-top var(--transition-medium);
  }
  
  /* Для страниц без навигации категорий */
  body.no-category-nav {
    padding-top: 70px; /* Только высота основной шапки */
  }
  
  /* Поддержка RTL layout */
  body.rtl-layout {
    padding-top: 130px;
  }
  
  body.rtl-layout.no-category-nav {
    padding-top: 70px;
  }
  
  /* Для мобильных устройств уменьшаем отступ */
  @media (max-width: 768px) {
    body {
      padding-top: 65px; /* Меньшая высота шапки на мобильных */
    }
    
    body.no-category-nav {
      padding-top: 55px; /* Еще меньше для страниц без категорий */
    }
    
    body.rtl-layout {
      padding-top: 65px;
    }
    
    body.rtl-layout.no-category-nav {
      padding-top: 55px;
    }
  }
  
  /* Устанавливаем минимальную высоту для body чтобы избежать проблем со скроллом */
  body {
    min-height: 100vh;
  }
  
  /* Предотвращаем резкий скачок контента при загрузке */
  html {
    scroll-behavior: smooth;
  }
  
  /* Фиксируем проблему с "прилипанием" скролла */
  main,
  #main-content {
    position: relative;
    z-index: 1;
  }
  
  .header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-md);
    gap: var(--space-xs);
  }
  
  /* Logo section */
  .header-logo {
    flex: 0 0 auto;
    margin-right: 0;
  }
  
  .header-logo a {
    display: block;
    position: relative;
  }
  
  .header-logo img {
    display: block;
    height: 40px;
    width: auto;
    max-width: 100%;
  }
  
  /* Desktop/Mobile logo switching */
  .desktop-logo-wrapper {
    display: block;
  }
  
  .mobile-logo-wrapper {
    display: none;
  }
  
  /* All Categories Button in header */
  .all-categories-btn {
    flex: 0 0 auto;
    margin-right: var(--space-xs);
  }
  
  .categories-btn {
    display: flex;
    align-items: center;
    background-color: var(--primary);
    color: var(--white);
    text-decoration: none;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: var(--fw-medium);
    transition: background-color var(--transition-fast), transform var(--transition-fast);
  }
  
  .categories-btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
  }
  
  .categories-btn:hover span {
    color: var(--white);
  }
  
  .categories-icon {
    margin-right: var(--space-sm);
    color: var(--white);
  }
  
  /* Search section */
  .header-search {
    flex: 1 1 auto;
    max-width: 600px;
    margin: 0 var(--space-xs);
  }
  
  .search-form {
    width: 100%;
  }

  .search-wrapper {
    display: flex;
    align-items: center;
    background-color: var(--gray-light);
    border-radius: var(--radius-pill);
    padding: 0 var(--space-sm) 0 var(--space-md);
    position: relative;
    transition: background-color var(--transition-fast);
  }
  
  .search-wrapper:focus-within {
    background-color: var(--white);
    box-shadow: 0 0 0 2px var(--primary-light);
  }
  
  .search-icon {
    position: absolute;
    left: var(--space-md);
    color: var(--gray-dark);
    pointer-events: none;
  }
  
  .search-input {
    flex: 1;
    border: none;
    background: transparent;
    padding: var(--space-md) var(--space-md) var(--space-md) var(--space-xl);
    font-size: 16px;
    min-width: 0;
    width: 100%;
    color: var(--text-color);
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    touch-action: manipulation;
  }
  
  .search-input:focus {
    outline: none;
    font-size: 16px;
  }
  
  .search-input::placeholder {
    color: var(--gray-dark);
  }
  
  .search-submit {
    background-color: var(--primary);
    color: var(--white);
    border: none;
    border-radius: var(--radius-pill);
    padding: var(--space-sm) var(--space-lg);
    font-size: 14px;
    font-weight: var(--fw-medium);
    cursor: pointer;
    transition: background-color var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
  }
  
  .search-submit svg {
    vertical-align: middle;
  }
  
  .search-submit:hover {
    background-color: var(--primary-dark);
  }
  
  /* Header actions (desktop) */
  .header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
  }
  
  .header-action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: var(--text-color);
    font-size: 13px;
    font-weight: var(--fw-medium);
    gap: var(--space-xs);
    padding: var(--space-xs);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
  }
  
  .header-action-btn:hover {
    color: var(--primary);
    background-color: var(--primary-light);
  }
  
  .action-icon {
    color: var(--primary);
  }
  
  .whatsapp-btn {
    background-color: var(--whatsapp);
    color: var(--white);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
  }
  
  .whatsapp-btn:hover {
    background-color: #20b350;
    color: var(--white);
    transform: translateY(-2px);
  }
  
  .whatsapp-btn .action-icon {
    color: var(--white);
  }
  
  /* Mobile menu button */
  .mobile-menu-btn {
    background: none;
    border: none;
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast);
  }
  
  .mobile-menu-btn:hover {
    background-color: var(--primary-light);
  }
  
  /* Category navigation */
  .category-nav {
    background-color: var(--primary-light);
    border-top: 1px solid rgba(0,0,0,0.05);
    border-bottom: 1px solid rgba(0,0,0,0.05);
  }
  
  .category-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-md);
  }
  
  .category-list {
    display: flex;
    list-style: none;
    overflow-x: auto;
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE/Edge */
    padding: var(--space-xs) 0;
  }
  
  .category-list::-webkit-scrollbar {
    display: none; /* Chrome, Safari */
  }
  
  .category-item {
    flex: 0 0 auto;
  }
  
  .category-item a {
    display: flex;
    align-items: center;
    padding: var(--space-sm) var(--space-md);
    color: var(--text-color);
    text-decoration: none;
    font-size: 14px;
    font-weight: var(--fw-medium);
    white-space: nowrap;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
  }
  
  .category-item a:hover {
    color: var(--primary);
    background-color: rgba(255,255,255,0.7);
  }
  
  .category-item.featured a {
    background-color: var(--primary);
    color: var(--white);
  }
  
  .category-item.featured a:hover {
    background-color: var(--primary-dark);
  }
  
  .category-icon {
    margin-right: var(--space-sm);
  }
  
  .category-item.featured .category-icon {
    color: var(--white);
  }
  
  /* Mobile navigation */
  .mobile-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 85%;
    max-width: 320px;
    height: 100vh;
    background-color: var(--white);
    z-index: 1100;
    box-shadow: var(--shadow-lg);
    overflow-y: auto;
    transform: translateX(-100%);
    transition: transform var(--transition-medium);
  }
  
  .mobile-nav.active {
    transform: translateX(0);
  }
  
  .mobile-nav-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md);
    border-bottom: 1px solid var(--gray-light);
  }
  
  .mobile-logo {
    display: flex;
  }
  
  .mobile-logo img {
    height: 34px;
    width: auto;
  }
  
  .mobile-close {
    background: none;
    border: none;
    color: var(--text-color);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast);
  }
  
  .mobile-close:hover {
    background-color: var(--gray-light);
  }
  
  .mobile-search {
    padding: var(--space-md);
    border-bottom: 1px solid var(--gray-light);
  }
  
  .mobile-search .search-wrapper {
    display: flex;
    border: 1px solid var(--gray-medium);
    border-radius: var(--radius-md);
    overflow: hidden;
    padding: 0;
  }
  
  .mobile-search .search-input {
    padding: var(--space-md) var(--space-md) var(--space-md) var(--space-xl);
    border-radius: 0;
  }
  
  .mobile-search .search-icon {
    left: var(--space-sm);
  }
  
  .search-btn-mobile {
    background-color: var(--primary);
    color: var(--white);
    border: none;
    padding: var(--space-sm) var(--space-md);
    font-weight: var(--fw-medium);
    cursor: pointer;
  }
  
  .mobile-menu {
    padding: var(--space-md);
  }
  
  .mobile-section {
    margin-bottom: var(--space-xl);
  }
  
  .mobile-section-title {
    font-size: 16px;
    font-weight: var(--fw-semibold);
    margin-bottom: var(--space-md);
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
  }
  
  .mobile-menu-items {
    list-style: none;
  }
  
  .mobile-menu-items li {
    margin-bottom: var(--space-xs);
  }
  
  .mobile-menu-items a {
    display: block;
    padding: var(--space-sm) 0;
    color: var(--text-color);
    text-decoration: none;
    font-size: 16px;
    transition: color var(--transition-fast);
  }
  
  .mobile-menu-items a:hover {
    color: var(--primary);
  }
  
  .mobile-menu-items a.view-all {
    color: var(--primary);
    font-weight: var(--fw-medium);
    padding-top: var(--space-md);
  }
  
  .mobile-contact {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-top: var(--space-xl);
  }
  
  .mobile-whatsapp-btn,
  .mobile-email-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    font-weight: var(--fw-medium);
    text-decoration: none;
    text-align: center;
    transition: all var(--transition-fast);
  }
  
  .mobile-whatsapp-btn {
    background-color: var(--whatsapp);
    color: var(--white);
  }
  
  .mobile-whatsapp-btn:hover {
    background-color: #20b350;
  }
  
  .mobile-email-btn {
    background-color: var(--primary);
    color: var(--white);
  }
  
  .mobile-email-btn:hover {
    background-color: var(--primary-dark);
  }
  
  .mobile-nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0,0,0,0.5);
    z-index: 1090;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-medium), visibility var(--transition-medium);
  }
  
  .mobile-nav-overlay.active {
    opacity: 1;
    visibility: visible;
  }
  
  /* Search suggestions dropdown */
  .search-suggestions {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    z-index: 1000;
    margin-top: var(--space-xs);
    overflow: hidden;
    max-height: 400px;
    overflow-y: auto;
  }
  
  .suggestion-section {
    border-bottom: 1px solid var(--gray-light);
  }
  
  .suggestion-section:last-child {
    border-bottom: none;
  }
  
  .suggestion-section-title {
    padding: var(--space-sm) var(--space-md);
    font-size: 12px;
    font-weight: var(--fw-semibold);
    color: var(--gray-dark);
    background-color: var(--gray-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
  }
  
  .suggestion-item {
    display: flex;
    align-items: center;
    padding: var(--space-md);
    text-decoration: none;
    color: var(--text-color);
    border-bottom: 1px solid var(--gray-light);
    transition: background-color var(--transition-fast);
  }
  
  .suggestion-item:last-child {
    border-bottom: none;
  }
  
  .suggestion-item:hover {
    background-color: var(--gray-light);
  }
  
  .suggestion-icon {
    color: var(--gray-dark);
    margin-right: var(--space-md);
    flex-shrink: 0;
  }
  
  .suggestion-category .suggestion-icon {
    color: var(--primary);
  }
  
  .suggestion-product .suggestion-icon {
    color: var(--secondary);
  }
  
  .suggestion-text {
    flex: 1;
    font-size: 14px;
  }
  
  .suggestion-text strong {
    color: var(--primary);
    font-weight: var(--fw-semibold);
  }
  
  .suggestion-loading, 
  .suggestion-empty, 
  .suggestion-error {
    padding: var(--space-lg);
    text-align: center;
    color: var(--gray-dark);
    font-size: 14px;
  }
  
  .suggestion-error {
    color: var(--danger);
  }
  
  /* Header scrolling states */
  .site-header.scrolled {
    box-shadow: var(--shadow-md);
  }
  
  /* Hide header only on mobile devices */
  @media (max-width: 768px) {
    .site-header.header-hidden {
      transform: translateY(-100%);
      transition: transform 0.3s ease-in-out;
    }
  }
  
  /* Ensure header is always visible on desktop */
  @media (min-width: 769px) {
    .site-header.header-hidden {
      transform: none !important;
    }
  }
  
  .site-header {
    transition: transform 0.3s ease-in-out, box-shadow 0.3s ease;
  }
  
  /* Active category highlight */
  .category-item.active a {
    color: var(--primary);
    background-color: rgba(255,255,255,0.7);
    font-weight: var(--fw-semibold);
  }
  
  /* Responsive adjustments */
  @media (max-width: 992px) {
    .category-item a {
      padding: var(--space-xs) var(--space-md);
      font-size: 13px;
    }
  }
  
  @media (min-width: 768px) {
    .mobile-menu-btn {
      display: none;
    }
  }
  
  @media (max-width: 768px) {
    .desktop-only {
      display: none;
    }
    
    .header-container {
      padding: var(--space-sm);
    }
    
    .header-logo img {
      height: 34px;
    }
    
    /* Logo switching for mobile */
    .desktop-logo-wrapper {
      display: none;
    }
    
    .mobile-logo-wrapper {
      display: block;
    }
    
    .header-search {
      max-width: none;
    }
    
    /* Hide search button on mobile */
    .search-submit {
      display: none !important;
    }
    
    /* Modifications to the existing code for the search button on mobile view */
    .search-submit span {
      display: none;
    }
    
    /* Existing styles for search submit */
    .search-submit {
      width: 40px;
      height: 40px;
      padding: 0;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    
    .search-submit::after {
      content: "";
      display: inline-block;
      width: 18px;
      height: 18px;
      background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' width='18' height='18'%3E%3Cpath fill='white' d='M15.5 14h-.79l-.28-.27C15.41 12.59 16 11.11 16 9.5 16 5.91 13.09 3 9.5 3S3 5.91 3 9.5 5.91 16 9.5 16c1.61 0 3.09-.59 4.23-1.57l.27.28v.79l5 4.99L20.49 19l-4.99-5zm-6 0C7.01 14 5 11.99 5 9.5S7.01 5 9.5 5 14 7.01 14 9.5 11.99 14 9.5 14z'/%3E%3C/svg%3E");
      background-repeat: no-repeat;
    }
  }
  
  @media (max-width: 480px) {
    .header-logo img {
      height: 30px;
    }
    
    .search-input {
      padding: var(--space-sm) var(--space-sm) var(--space-sm) var(--space-xl);
      font-size: 14px;
    }
  }