/* ========== UI BASE STYLES (header, footer, buttons, contacts, cookie, social) ========== */

:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --secondary-color: #64748b;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --light-bg: #f8fafc;
    --white: #ffffff;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
}



/* public-base.css */
*,
*::before,
*::after {
    box-sizing: border-box;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: #fafafa;
    margin: 0;
    padding: 0;
}

/* --- HEADER --- */
.main-header {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    z-index: 1030;
}
.header-top {
    background: var(--light-bg);
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
    padding: 6px 0;
}
.header-top-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.header-contacts {
    display: flex;
    gap: 18px;
    flex-wrap: wrap;
}
.header-contact-item {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.2s;
    display: flex;
    align-items: center;
    gap: 6px;
}
.header-contact-item:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}
.language-selector .btn {
    color: var(--text-secondary);
    background: transparent;
    border: 1px solid var(--border-color);
    font-size: 0.9rem;
    padding: 2px 10px;
}

/* --- HEADER MAIN --- */
.header-main {
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
    background: #ffffff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
.adaptive-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
}
.header-logo .navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--primary-color);
    text-decoration: none;
}
.header-logo .navbar-brand:hover {
    color: var(--primary-hover);
}
.header-nav .nav-menu {
    display: flex;
    gap: 8px;
    list-style: none;
    margin: 0;
    padding: 0;
}
.nav-link {
    color: var(--text-primary);
    font-weight: 600;
    padding: 10px 18px;
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: background 0.18s, color 0.18s;
}
.nav-link:hover, .nav-link.active {
    background: #eff6ff;
    color: #2563eb;
}

/* --- SEARCH --- */
.search-container .input-group {
    box-shadow: var(--shadow-sm);
    border-radius: var(--radius-md);
    overflow: hidden;
}
.search-container .form-control {
    border: 1px solid var(--border-color);
    border-right: none;
    padding: 8px 15px;
    height: 40px;
}
.search-container .btn {
    padding: 0 15px;
    height: 40px;
    border-radius: 0;
}
.stylish-search {
    box-shadow: 0 2px 8px rgba(37,99,235,0.08);
    border-radius: 2rem;
    overflow: hidden;
    background: #fff;
    max-width: 420px;
}
.stylish-search .form-control {
    border: none;
    background: transparent;
    box-shadow: none;
    font-size: 1.1rem;
}
.stylish-search .input-group-text {
    background: #fff;
    border: none;
    font-size: 1.2rem;
}
.stylish-search .btn-primary {
    border-radius: 2rem;
    font-weight: 600;
    transition: background 0.18s;
}
.stylish-search .btn-primary:hover {
    background: #1d4ed8;
}
@media (max-width: 991px) {
    .stylish-search { max-width: 100%; }
}

/* --- USER ACTIONS (Cart, Account) --- */
.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}
.header-action-btn {
    position: relative;
    display: flex;
    align-items: center;
    color: var(--primary-color);
    background: none;
    border: none;
    padding: 7px;
    border-radius: 50%;
    font-size: 1.25rem;
    transition: background 0.18s, color 0.18s;
}
.header-action-btn:hover {
    background: var(--primary-color);
    color: #fff;
    box-shadow: 0 2px 8px rgba(37,99,235,0.08);
}
.cart-badge {
    position: absolute;
    top: 2px;
    right: 2px;
    background: #dc3545;
    color: #fff;
    border-radius: 50%;
    font-size: 0.85em;
    min-width: 22px;
    height: 22px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-weight: 600;
    box-shadow: 0 1px 4px rgba(0,0,0,0.12);
}

/* --- COOKIE NOTICE --- */
.cookie-notice {
    background: #fff;
    border-bottom: 1px solid var(--border-color);
    padding: 12px 0;
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 9999;
    display: none;
}
.cookie-notice.show { display: block; }
.cookie-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.cookie-link { color: var(--primary-color); text-decoration: underline; }
.cookie-actions { display: flex; gap: 10px; }

/* --- CONTACT BUTTONS --- */
.floating-contact, .fixed-contact-buttons {
    position: fixed;
    left: 24px;
    z-index: 100;
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.floating-contact { bottom: 180px; }
.fixed-contact-buttons { bottom: 110px; }
.contact-toggle {
    box-shadow: 0 2px 8px rgba(0,0,0,0.12);
}
.contact-option, .whatsapp-button {
    background: #fff;
    color: #007bff;
    border-radius: 50%;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    transition: background 0.2s, color 0.2s;
    text-decoration: none;
}
.contact-option:hover {
    background: #007bff;
    color: #fff;
}
.whatsapp-button {
    background: #25d366;
    color: #fff !important;
    transition: background 0.2s;
}
.whatsapp-button:hover {
    background: #128c7e;
    color: #fff !important;
}

/* --- SOCIAL ICONS --- */
.social-icons {
    display: flex;
    gap: 14px;
    margin-top: 8px;
}
.social-icons a, .social-icons img {
    display: inline-block;
    vertical-align: middle;
    opacity: 0.85;
    transition: opacity 0.2s;
}
.social-icons a:hover, .social-icons img:hover { opacity: 1; }

/* --- FOOTER --- */
.improved-footer {
    background: #222;
    color: #f3f3f3;
    padding: 2.5rem 0 1.5rem 0;
    margin-top: 3rem;
    font-size: 1rem;
}
.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2.5rem;
    margin-bottom: 1.5rem;
}
.footer-section h5 {
    color: #fff;
    font-weight: 700;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}
.footer-section ul {
    list-style: none;
    padding-left: 0;
    margin-bottom: 0;
}
.footer-section ul li {
    margin-bottom: 0.5rem;
}
.footer-section a {
    color: #90cdf4;
    text-decoration: none;
    transition: color 0.2s;
}
.footer-section a:hover {
    color: #fff;
    text-decoration: underline;
}
.footer-section p, .footer-section .contact-item {
    color: #ccc;
    margin-bottom: 0.5rem;
    font-size: 0.97rem;
    line-height: 1.5;
}
.footer-section .contact-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.7rem;
}
.footer-section .contact-item i {
    color: #90cdf4;
    font-size: 1.1rem;
}
.footer-section .social-icons {
    display: flex;
    gap: 1rem;
    margin-top: 0.5rem;
}
.footer-section .social-icons a {
    color: #fff;
    font-size: 1.3rem;
    transition: color 0.2s;
}
.footer-section .social-icons a:hover {
    color: #90cdf4;
}
.footer-bottom {
    text-align: center;
    color: #aaa;
    font-size: 0.92rem;
    margin-top: 1.5rem;
    border-top: 1px solid #444;
    padding-top: 1rem;
}

/* --- RESPONSIVE --- */
@media (max-width: 991px) {
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 1.5rem; }
    .floating-contact { left: 8px; bottom: 140px; }
    .fixed-contact-buttons { left: 8px; bottom: 70px; }
}
@media (max-width: 767px) {
    .footer-grid { grid-template-columns: 1fr; gap: 1.5rem; }
    .improved-footer { padding: 1.5rem 0 0.5rem 0; font-size: 0.97rem; }
    .footer-section { text-align: center; }
    .header-main {
      padding: 0.8rem 0;
    }
    
    .header-logo .navbar-brand {
      font-size: 1.3rem;
    }
    
    .header-action-btn {
      padding: 5px;
    }
    
    .header-action-btn svg {
      width: 22px;
      height: 22px;
    }
    
    .cart-badge {
      min-width: 18px;
      height: 18px;
      font-size: 0.8em;
    }
}

/* Пошук біля лого: тільки на md+ */
.search-desktop { display: flex; }
@media (max-width: 767.98px) {
  .search-desktop { display: none !important; }
}

/* Мобільний пошук: тільки на мобільних */
.mobile-search-bar { display: none; }
@media (max-width: 767.98px) {
  .mobile-search-bar { display: block; background: #f8fafc; border-bottom: 1px solid #e2e8f0; padding: 10px 0; }
  .mobile-search-bar .input-group { box-shadow: 0 2px 6px rgba(0,0,0,0.08); }
}

/* Бургер-кнопка */
.burger-btn {
  background: none;
  border: none;
  padding: 8px 10px;
  display: flex;
  align-items: center;
  cursor: pointer;
}
.burger-icon {
  width: 28px;
  height: 3px;
  background: var(--primary-color);
  border-radius: 2px;
  position: relative;
  display: inline-block;
}
.burger-icon::before,
.burger-icon::after {
  content: "";
  position: absolute;
  left: 0;
  width: 28px;
  height: 3px;
  background: var(--primary-color);
  border-radius: 2px;
  transition: 0.2s;
}
.burger-icon::before { top: -9px; }
.burger-icon::after { top: 9px; }

/* Мобільне меню */
.mobile-menu {
  position: fixed;
  top: 0; left: 0;
  width: 82vw;
  max-width: 340px;
  height: 100vh;
  background: #fff;
  box-shadow: 2px 0 16px rgba(0,0,0,0.13);
  z-index: 1200;
  transform: translateX(-100%);
  transition: transform 0.25s cubic-bezier(.4,0,.2,1);
  display: flex;
  flex-direction: column;
  padding-bottom: 2rem;
}
.mobile-menu.open {
  transform: translateX(0);
}
.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 1.3rem 1rem 1.3rem;
  border-bottom: 1px solid #e2e8f0;
}
.mobile-menu-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary-color);
}
.close-mobile-menu {
  background: none;
  border: none;
  font-size: 2rem;
  color: #888;
  cursor: pointer;
  line-height: 1;
}
.mobile-menu-list {
  list-style: none;
  padding: 1.2rem 1.3rem 0 1.3rem;
  margin: 0;
  flex: 1 1 auto;
}
.mobile-menu-list li {
  margin-bottom: 1.1rem;
}
.mobile-menu-list a {
  color: var(--text-primary);
  font-size: 1.1rem;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.18s;
}
.mobile-menu-list a:hover {
  color: var(--primary-color);
}
.mobile-menu-backdrop {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(30,41,59,0.18);
  z-index: 1199;
  transition: opacity 0.2s;
}
.mobile-menu.open ~ .mobile-menu-backdrop {
  display: block;
  opacity: 1;
}
@media (min-width: 992px) {
  .burger-btn, .mobile-menu, .mobile-menu-backdrop { display: none !important; }
}


main > .container {
  padding-top: 1.5rem;
  padding-bottom: 2rem;
}

.header-main {
  background: #ffffff;
}

.products-section { padding: 1.5rem 1.2rem 2rem; }
.sidebar-card { margin-bottom: 1.5rem; }
/* Категорії для about.html */
.category-card {
    border: 1.5px solid #e0e7ef;
    border-radius: 12px;
    padding: 18px 16px;
    background: #f8fafc;
    box-shadow: 0 2px 8px rgba(37,99,235,0.04);
    transition: box-shadow 0.18s, border 0.18s, transform 0.18s;
    height: 100%;
}
.category-card:hover {
    box-shadow: 0 6px 24px rgba(37,99,235,0.10);
    border-color: #2563eb;
    transform: translateY(-2px) scale(1.01);
}
.category-header {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
}
.category-header i {
    font-size: 1.4rem;
    margin-right: 10px;
    color: #2563eb;
}
.category-header h6 {
    margin: 0;
    font-weight: 600;
    color: #2563eb;
}
.category-items {
    color: #64748b;
    font-size: 0.97rem;
    line-height: 1.5;
}
.category-icon {
    width: 40px;
    height: 40px;
    background-color: #eff6ff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
}

/* Not found card */
.not-found-card {
    border: 1.5px solid #fee2e2;
    border-radius: 14px;
    background: #fff;
    box-shadow: 0 4px 16px rgba(239,68,68,0.08);
    margin-bottom: 2rem;
    overflow: hidden;
}
.section-header-danger {
    border-bottom: 1.5px solid #fee2e2;
    padding: 18px 24px 12px 24px;
    background: #fef2f2;
    border-radius: 14px 14px 0 0;
}
.search-icon-container {
    display: flex;
    justify-content: center;
    align-items: center;
}
.search-icon {
    font-size: 2.5rem;
    color: #2563eb;
}
.article-badge {
    background: #eff6ff;
    color: #2563eb;
    border-radius: 6px;
    padding: 2px 10px;
    font-size: 1em;
    font-weight: 600;
    display: inline-block;
}
.recommendations {
    margin-top: 2.5rem;
}
.recommendations .section-header {
    margin-bottom: 1.2rem;
}

@media (max-width: 767.98px) {
  .mobile-search-bar .input-group {
    box-shadow: 0 2px 6px rgba(0,0,0,0.08);
    border-radius: 8px;
    overflow: hidden;
  }
  
  .mobile-search-bar .form-control {
    border-right: none;
    height: 42px;
    font-size: 1rem;
  }
  
  .mobile-search-bar .btn-primary {
    height: 42px;
    width: 50px;
  }
}

/* ========== КАТАЛОГ КНОПКА В НАВІГАЦІЇ ========== */
.catalog-nav-item {
    position: relative;
}

.catalog-nav-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1rem;
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    border: none;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    color: #fff;
    cursor: pointer;
    transition: all 0.25s ease;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
}

.catalog-nav-btn:hover {
    background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.4);
}

.catalog-nav-btn svg {
    flex-shrink: 0;
}

.cat-arrow-nav {
    transition: transform 0.3s ease;
    font-size: 0.75rem;
    margin-left: 0.25rem;
}

.catalog-nav-btn.open .cat-arrow-nav {
    transform: rotate(180deg);
}

/* Dropdown меню каталогу */
.catalog-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 280px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.25s ease;
    z-index: 1050;
    margin-top: 0.5rem;
    padding: 0.5rem 0;
}

.catalog-nav-item:hover .catalog-dropdown,
.catalog-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.catalog-menu-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.catalog-menu-item {
    position: relative;
}

.catalog-menu-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.25rem;
    color: #334155;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
}

.catalog-menu-link:hover {
    background: #f1f5f9;
    color: #1d4ed8;
}

.catalog-menu-link i:first-child {
    font-size: 1.1rem;
    color: #64748b;
    width: 24px;
    text-align: center;
}

.catalog-menu-link .sub-arrow {
    margin-left: auto;
    font-size: 0.75rem;
    color: #94a3b8;
    transition: transform 0.2s;
}

.catalog-menu-item:hover > .catalog-menu-link .sub-arrow {
    transform: translateX(3px);
}

/* Підменю 2 рівня */
.catalog-submenu {
    position: absolute;
    top: 0;
    left: 100%;
    min-width: 250px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateX(10px);
    transition: all 0.25s ease;
    list-style: none;
    padding: 0.5rem 0;
    margin: 0;
    z-index: 1051;
}

.catalog-menu-item:hover > .catalog-submenu {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

.catalog-submenu-item {
    position: relative;
}

.catalog-submenu-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.6rem 1.25rem;
    color: #475569;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
}

.catalog-submenu-link:hover {
    background: #f1f5f9;
    color: #1d4ed8;
}

.catalog-submenu-link .sub-arrow {
    font-size: 0.7rem;
    color: #94a3b8;
}

/* Підменю 3 рівня */
.catalog-submenu-l3 {
    position: absolute;
    top: 0;
    left: 100%;
    min-width: 220px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateX(10px);
    transition: all 0.25s ease;
    list-style: none;
    padding: 0.5rem 0;
    margin: 0;
    z-index: 1052;
}

.catalog-submenu-item:hover > .catalog-submenu-l3 {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

.catalog-submenu-l3 li a {
    display: block;
    padding: 0.5rem 1.25rem;
    color: #64748b;
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.catalog-submenu-l3 li a:hover {
    background: #f1f5f9;
    color: #1d4ed8;
}

/* ========== МОБІЛЬНИЙ КАТАЛОГ ========== */
.mobile-catalog-section {
    padding: 1rem;
    border-bottom: 1px solid #e2e8f0;
}

.mobile-catalog-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.75rem 1rem;
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    cursor: pointer;
    transition: all 0.25s ease;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
}

.mobile-catalog-btn:hover,
.mobile-catalog-btn.open {
    background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
}

.mobile-cat-arrow {
    transition: transform 0.3s ease;
    font-size: 0.8rem;
}

.mobile-catalog-btn.open .mobile-cat-arrow {
    transform: rotate(180deg);
}

.mobile-catalog-menu {
    display: none;
    margin-top: 0.75rem;
    background: #f8fafc;
    border-radius: 10px;
    overflow: hidden;
}

.mobile-catalog-menu.show {
    display: block;
}

.mobile-cat-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.mobile-cat-item {
    border-bottom: 1px solid #e2e8f0;
}

.mobile-cat-item:last-child {
    border-bottom: none;
}

.mobile-cat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.mobile-cat-link {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: #334155;
    text-decoration: none;
    font-weight: 500;
}

.mobile-cat-link i:first-child {
    color: #64748b;
    width: 20px;
    text-align: center;
}

.mobile-cat-toggle,
.mobile-cat-toggle-l2 {
    padding: 0.75rem 1rem;
    background: none;
    border: none;
    color: #64748b;
    cursor: pointer;
    transition: transform 0.3s;
}

.mobile-cat-toggle.open i,
.mobile-cat-toggle-l2.open i {
    transform: rotate(180deg);
}

.mobile-cat-sub {
    display: none;
    list-style: none;
    margin: 0;
    padding: 0;
    background: #fff;
}

.mobile-cat-sub.open {
    display: block;
}

.mobile-cat-sub-item {
    border-top: 1px solid #f1f5f9;
}

.mobile-cat-sub-link {
    display: block;
    padding: 0.6rem 1rem 0.6rem 2.5rem;
    color: #475569;
    text-decoration: none;
    font-size: 0.95rem;
}

.mobile-cat-sub-l3 {
    display: none;
    list-style: none;
    margin: 0;
    padding: 0;
    background: #f8fafc;
}

.mobile-cat-sub-l3.open {
    display: block;
}

.mobile-cat-link-l3 {
    display: block;
    padding: 0.5rem 1rem 0.5rem 3.5rem;
    color: #64748b;
    text-decoration: none;
    font-size: 0.9rem;
}

.mobile-cat-link-l3:hover,
.mobile-cat-sub-link:hover,
.mobile-cat-link:hover {
    background: #eff6ff;
    color: #1d4ed8;
}