:root {
  --primary: #0054a6;
  --primary-dark: #004080;
  --secondary: #e2001a;
  --secondary-dark: #c40016;
  --accent: #ff9900;
  --dark: #1a1a1a;
  --gray-dark: #333333;
  --gray: #666666;
  --gray-light: #999999;
  --gray-lighter: #e6e6e6;
  --light: #f5f5f5;
  --white: #ffffff;
  --success: #28a745;
  --warning: #ffc107;
  --danger: #dc3545;
  --info: #17a2b8;
  
  --font-main: 'Roboto', sans-serif;
  --font-heading: 'Outfit', sans-serif;
  
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
  --shadow: 0 4px 8px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 16px rgba(0,0,0,0.1);
  --shadow-xl: 0 12px 24px rgba(0,0,0,0.15);
  
  --radius: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  
  --container: 1200px;
  --header-height: 80px;
  --topbar-height: 40px;
}

/* Reset & Base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.6;
  color: var(--dark);
  background-color: var(--white);
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.3s ease;
}

a:hover {
  color: var(--secondary);
}

ul, ol {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
  background: none;
}

button {
  cursor: pointer;
}

.wrap {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}

.container {
  width: 100%;
  padding: 0 20px;
}

/* Topbar */
.topbar {
  background-color: var(--dark);
  color: var(--white);
  height: var(--topbar-height);
  font-size: 14px;
  position: relative;
  z-index: 1002;
}

.topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 20px;
}

.topbar-left a {
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 6px;
}

.topbar-left a:hover {
  color: var(--primary-dark);
}

.topbar-left i {
  font-size: 12px;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 15px;
}

.sustainability {
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 6px;
}

.lang-selector {
  display: flex;
  align-items: center;
  gap: 5px;
  color: var(--gray-light);
}

.lang-selector select {
  background: transparent;
  color: var(--gray-light);
  border: none;
  cursor: pointer;
}

/* Header */
.site-header {
  background-color: var(--white);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 1001;
  height: var(--header-height);
}

.header-grid {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-img {
  height: 60px;
  width: auto;
}

.logo-text {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 24px;
  color: var(--primary);
}

/* Main Navigation */
.main-nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

.nav-list {
  display: flex;
  gap: 30px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 0;
  font-weight: 500;
  color: var(--dark);
  position: relative;
}

.nav-link:hover {
  color: var(--primary);
}

.nav-link .chev {
  font-size: 12px;
  margin-top: 2px;
}

/* Mega Menu */
.mega-menu {
  position: absolute;
  top: 100%;
  left: -100px;
  width: 950px;
  background: var(--white);
  box-shadow: var(--shadow-xl);
  border-radius: var(--radius-md);
  padding: 25px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s ease;
  z-index: 1000;
}

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

.mega-container {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1.5fr;
  gap: 25px;
}

.mega-col h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 15px;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.mega-col a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  color: var(--gray-dark);
  border-bottom: 1px solid var(--gray-lighter);
}

.mega-col a:hover {
  color: var(--primary);
  padding-left: 5px;
}

.mega-col a i {
  width: 16px;
  text-align: center;
  color: var(--gray);
}

.mega-promo {
  background: linear-gradient(135deg, var(--white), var(--primary-dark));
  border-radius: var(--radius-md);
  overflow: hidden;
  color: var(--white);
  position: relative;
}

.mega-promo img {
  width: 100%;
  height: 70px;
  
  
}

.promo-content {
  padding: 20px;
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,0.8));
}

.promo-content h5 {
  font-size: 18px;
  margin-bottom: 5px;
}

.promo-content p {
  font-size: 14px;
  opacity: 0.9;
  margin-bottom: 15px;
}

.btn-promo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--secondary);
  color: var(--white);
  padding: 8px 15px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
}

.btn-promo:hover {
  background: var(--secondary-dark);
  color: var(--white);
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 15px;
  bottom: -10px;
}

.search-container {
  position: relative;
  
  bottom: 6px;
}

.search-wrap {
  position: relative;
}

.search-input {
  width: 350px;
  padding: 10px 40px 10px 15px;
  border: 1px solid var(--gray-lighter);
  border-radius: var(--radius);
  font-size: 14px;
  transition: all 0.3s ease;
}

.search-input:focus {
  border-color: var(--primary);
  width: 300px;
}

.search-btn {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gray);
  font-size: 16px;
}

.search-suggestions {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--white);
  box-shadow: var(--shadow-lg);
  border-radius: var(--radius-md);
  padding: 15px;
  margin-top: 5px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s ease;
  z-index: 1000;
}

.search-input:focus + .search-btn + .search-suggestions {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.suggestion-header {
  font-size: 12px;
  color: var(--gray);
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.search-suggestions a {
  display: block;
  padding: 8px 10px;
  border-radius: var(--radius);
  font-size: 14px;
}

.search-suggestions a:hover {
  background: var(--light);
}

/* Hamburger Menu */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
  background: transparent;
  padding: 0;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 3px;
  background: var(--dark);
  border-radius: 3px;
  transition: all 0.3s ease;
}

/* Mobile Navigation */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 320px;
  height: 100%;
  background: var(--white);
  box-shadow: var(--shadow-xl);
  z-index: 1003;
  transition: right 0.4s ease;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.mobile-nav.active {
  right: 0;
}

.mobile-nav-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  border-bottom: 1px solid var(--gray-lighter);
}

.mobile-logo img {
  height: 35px;
}

.close-mobile-nav {
  font-size: 24px;
  color: var(--gray);
  background: none;
}

.mobile-search {
  padding: 15px 20px;
  border-bottom: 1px solid var(--gray-lighter);
  display: flex;
  gap: 10px;
}

.mobile-search input {
  flex: 1;
  padding: 10px 15px;
  border: 1px solid var(--gray-lighter);
  border-radius: var(--radius);
}

.mobile-search button {
  padding: 10px 15px;
  background: var(--primary);
  color: var(--white);
  border-radius: var(--radius);
}

.mobile-nav-list {
  flex: 1;
  padding: 20px 0;
}

.mobile-nav-item {
  border-bottom: 1px solid var(--gray-lighter);
}

.mobile-nav-link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
  font-weight: 500;
  color: var(--dark);
}

.mobile-nav-link i {
  margin-right: 10px;
  width: 20px;
  text-align: center;
}

.submenu-toggle {
  transition: transform 0.3s ease;
}

.mobile-nav-item.active .submenu-toggle {
  transform: rotate(90deg);
}

.mobile-submenu {
  display: none;
  background: var(--light);
  padding: 10px 0;
}

.mobile-nav-item.active .mobile-submenu {
  display: block;
}

.mobile-submenu a {
  display: flex;
  align-items: center;
  padding: 10px 20px 10px 50px;
  color: var(--gray-dark);
}

.mobile-submenu a:hover {
  background: rgba(0,0,0,0.05);
}

.mobile-submenu a i {
  width: 16px;
  margin-right: 10px;
}

.mobile-nav-divider {
  height: 1px;
  background: var(--gray-lighter);
  margin: 20px;
}

.mobile-contact {
  padding: 20px;
  background: var(--light);
  border-top: 1px solid var(--gray-lighter);
}

.mobile-contact h4 {
  margin-bottom: 15px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.mobile-phone {
  display: block;
  font-size: 20px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 10px;
}

.mobile-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--success);
  color: var(--white);
  padding: 10px 15px;
  border-radius: var(--radius);
}

/* Hero Slider */
.hero-slider-section {
  position: relative;
  margin-top: 5px;
}

.hero-slider {
  position: relative;
  height: 500px;
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.8s ease;
}

.slide.active {
  opacity: 1;
}

.slide-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.slide-content {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
}

.slide-text {
  max-width: 600px;
  color: var(--white);
}

.slide-badge {
  display: inline-block;
  background: var(--secondary);
  color: var(--white);
  padding: 5px 15px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 20px;
}

.slide-title {
  font-family: var(--font-heading);
  font-size: 48px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 15px;
}

.slide-title .highlight {
  color: var(--accent);
}

.slide-desc {
  font-size: 18px;
  margin-bottom: 30px;
  opacity: 0.9;
  max-width: 500px;
}

.slide-actions {
  display: flex;
  gap: 15px;
}

.btn-primary, .btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius);
  font-weight: 500;
  transition: all 0.3s ease;
}

.btn-primary {
  background: var(--secondary);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--secondary-dark);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 2px solid var(--white);
}

.btn-secondary:hover {
  background: var(--white);
  color: var(--dark);
}

.slider-control {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  background: rgba(255,255,255,0.2);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  backdrop-filter: blur(5px);
  transition: all 0.3s ease;
  z-index: 10;
}

.slider-control:hover {
  background: rgba(255,255,255,0.3);
  transform: translateY(-50%) scale(1.1);
}

.slider-control.prev {
  left: 20px;
}

.slider-control.next {
  right: 20px;
}

.slider-dots {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 10;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255,255,255,0.5);
  transition: all 0.3s ease;
}

.dot.active {
  background: var(--white);
  transform: scale(1.2);
}

.slider-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: rgba(255,255,255,0.2);
  z-index: 10;
}

.progress-bar {
  height: 100%;
  background: var(--secondary);
  width: 0%;
  transition: width 0.1s linear;
}

/* Quick Links */
.quick-links {
  padding: 40px 0;
  background: var(--light);
}

.quick-links-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.quick-link {
  background: var(--white);
  padding: 25px;
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
}

.quick-link:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.quick-icon {
  width: 60px;
  height: 60px;
  background: var(--primary);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 15px;
  font-size: 24px;
}

.quick-link h4 {
  font-size: 18px;
  margin-bottom: 10px;
  color: var(--dark);
}

.quick-link p {
  font-size: 14px;
  color: var(--gray);
}

/* Product Categories */
.product-categories {
  padding: 60px 0;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 2px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: 700;
  color: var(--dark);
}

.section-subtitle {
  font-size: 18px;
  color: var(--gray);
  margin-top: 5px;
}

.view-all {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--primary);
  font-weight: 500;
}

.view-all:hover {
  gap: 10px;
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.category-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
}

.category-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.category-image {
  height: 180px;
  overflow: hidden;
}

.category-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.category-card:hover .category-image img {
  transform: scale(1.05);
}

.category-content {
  padding: 20px;
}

.category-content h3 {
  font-size: 20px;
  margin-bottom: 10px;
  color: var(--dark);
}

.category-content p {
  font-size: 14px;
  color: var(--gray);
  margin-bottom: 15px;
  line-height: 1.5;
}

.category-count {
  display: inline-block;
  background: var(--light);
  color: var(--primary);
  padding: 5px 12px;
  border-radius: var(--radius);
  font-size: 12px;
  font-weight: 500;
}

/* Space Solutions */
.space-solutions {
  padding: 60px 0;
  background: var(--light);
}

.space-tabs {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.tab-buttons {
  display: flex;
  background: var(--light);
  border-bottom: 1px solid var(--gray-lighter);
  overflow-x: auto;
}

.tab-button {
  flex: 1;
  min-width: 150px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: var(--gray);
  font-weight: 500;
  transition: all 0.3s ease;
  border-bottom: 3px solid transparent;
}

.tab-button i {
  font-size: 24px;
}

.tab-button.active {
  color: var(--primary);
  background: var(--white);
  border-bottom-color: var(--primary);
}

.tab-content {
  padding: 30px;
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
}

.tab-pane-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.tab-text h3 {
  font-size: 28px;
  margin-bottom: 15px;
  color: var(--dark);
}

.tab-text p {
  margin-bottom: 20px;
  color: var(--gray);
  line-height: 1.6;
}

.tab-text ul {
  margin-bottom: 25px;
}

.tab-text li {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  color: var(--gray-dark);
}

.tab-text li i {
  color: var(--success);
}

.tab-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-weight: 500;
}

.tab-link:hover {
  gap: 12px;
}

.tab-image {
  border-radius: var(--radius-md);
  overflow: hidden;
}

.tab-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
}

/* Brands */
.brands-section {
  padding: 60px 0;
}

.brands-header {
  text-align: center;
  margin-bottom: 40px;
}

.brands-header h2 {
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
}

.brands-header p {
  font-size: 18px;
  color: var(--gray);
}

.brands-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.brand-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 25px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
}

.brand-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.brand-logo {
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 15px;
}

.brand-logo img {
  max-height: 100%;
  max-width: 100%;
}

.brand-info h4 {
  font-size: 18px;
  margin-bottom: 5px;
  color: var(--dark);
}

.brand-info p {
  font-size: 14px;
  color: var(--gray);
}

/* News */
.news-section {
  padding: 60px 0;
  background: var(--light);
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.news-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
}

.news-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.news-image {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.news-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.news-card:hover .news-image img {
  transform: scale(1.05);
}

.news-date {
  position: absolute;
  top: 15px;
  left: 15px;
  background: var(--secondary);
  color: var(--white);
  padding: 8px;
  border-radius: var(--radius);
  text-align: center;
  min-width: 50px;
}

.news-date .day {
  display: block;
  font-size: 20px;
  font-weight: 700;
  line-height: 1;
}

.news-date .month {
  display: block;
  font-size: 12px;
  text-transform: uppercase;
}

.news-content {
  padding: 25px;
}

.news-category {
  display: inline-block;
  background: var(--light);
  color: var(--primary);
  padding: 5px 12px;
  border-radius: var(--radius);
  font-size: 12px;
  font-weight: 500;
  margin-bottom: 15px;
}

.news-content h3 {
  font-size: 18px;
  margin-bottom: 10px;
  color: var(--dark);
  line-height: 1.4;
}

.news-content p {
  font-size: 14px;
  color: var(--gray);
  margin-bottom: 20px;
  line-height: 1.5;
}

.news-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-weight: 500;
  font-size: 14px;
}

.news-link:hover {
  gap: 12px;
}

/* Footer */
.main-footer {
  background: var(--dark);
  color: var(--white);
}

.footer-top {
  padding: 60px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1.5fr;
  gap: 40px;
}

.footer-logo img {
  height: 40px;
  margin-bottom: 20px;
}

.footer-about {
  font-size: 14px;
  color: var(--gray-light);
  margin-bottom: 20px;
  line-height: 1.6;
}

.footer-social {
  display: flex;
  gap: 10px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 14px;
}

.footer-social a:hover {
    transform: translateY(-3px);
}

.footer-col h4 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--white);
}

.footer-col ul li {
  margin-bottom: 12px;
}

.footer-col ul a {
  color: var(--gray-light);
  font-size: 14px;
}

.footer-col ul a:hover {
  color: var(--white);
  padding-left: 5px;
}

.footer-contact .contact-item {
  display: flex;
  align-items: flex-start;
  gap: 15px;
  margin-bottom: 20px;
}

.contact-item i {
  color: var(--primary);
  font-size: 18px;
  margin-top: 3px;
}

.contact-item div {
  flex: 1;
}

.contact-item span {
  display: block;
  font-size: 12px;
  color: var(--gray-light);
  margin-bottom: 3px;
}

.contact-item a, .contact-item span:last-child {
  color: var(--white);
  font-size: 14px;
}

.contact-item a:hover {
  color: var(--primary);
}

.footer-bottom {
  padding: 25px 0;
}

.footer-bottom-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.copyright {
  font-size: 14px;
  color: var(--gray-light);
}

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-links a {
  font-size: 14px;
  color: var(--gray-light);
}

.footer-links a:hover {
  color: var(--white);
}

/* Back to Top */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: var(--primary);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all 0.3s ease;
  z-index: 1000;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--primary-dark);
  transform: translateY(-5px);
}

/* Responsive */
@media (max-width: 1200px) {
  .mega-container {
    grid-template-columns: 1fr 1fr 1fr;
  }
  
  .mega-menu {
    width: 800px;
    left: -200px;
  }
  
  .categories-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
  }
}

@media (max-width: 992px) {
  .header-grid {
    padding: 0 15px;
  }
  
  .main-nav {
    display: none;
  }
  
  .hamburger {
    display: flex;
  }
  
  .search-input {
    width: 200px;
  }
  
  .search-input:focus {
    width: 250px;
  }
  
  .hero-slider {
    height: 400px;
  }
  
  .slide-title {
    font-size: 36px;
  }
  
  .quick-links-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .tab-pane-content {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .brands-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }
}

@media (max-width: 768px) {
  .topbar-left {
    display: none;
  }
  
  .logo-text {
    display: none;
  }
  
  .hero-slider {
    height: 350px;
  }
  
  .slide-title {
    font-size: 28px;
  }
  
  .slide-desc {
    font-size: 16px;
  }
  
  .slide-actions {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .quick-links-grid {
    grid-template-columns: 1fr;
  }
  
  .categories-grid {
    grid-template-columns: 1fr;
  }
  
  .news-grid {
    grid-template-columns: 1fr;
  }
  
  .brands-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom-content {
    flex-direction: column;
    gap: 15px;
    text-align: center;
  }
}

@media (max-width: 576px) {
  .hero-slider {
    height: 300px;
  }
  
  .slide-title {
    font-size: 24px;
  }
  
  .slider-control {
    width: 40px;
    height: 40px;
    font-size: 16px;
  }
  
  .section-title {
    font-size: 24px;
  }
  
  .tab-buttons {
    flex-wrap: wrap;
  }
  
  .tab-button {
    min-width: 120px;
    padding: 15px;
  }
  
  .mobile-nav {
    width: 100%;
  }
}