/*
Theme Name: Logista Blog 3M
Description: WordPress theme converted from React frontend for Logista blog with 3M product content
Version: 1.0
Author: Devin AI
*/

/* CSS Variables for Design System */
:root {
  --primary-orange: #FC4C02;
  --primary-orange-hover: #e6440a;
  --primary-blue: #2800FF;
  --background-gray: #F8F8F8;
  --text-gray-900: #111827;
  --text-gray-700: #374151;
  --text-gray-600: #4B5563;
  --text-gray-500: #6B7280;
  --text-gray-400: #9CA3AF;
  --border-gray-100: #F3F4F6;
  --border-gray-200: #E5E7EB;
  --border-gray-300: #D1D5DB;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
  --radius: 0.5rem;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-gray-900);
  background-color: white;
  min-height: 100vh;
}

/* Container and Layout */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
}

@media (min-width: 640px) {
  .container {
    padding: 0 1.5rem;
  }
}

@media (min-width: 1024px) {
  .container {
    padding: 0 2rem;
  }
}

/* Header Styles */
.site-header {
  background-color: #F9FAFB;
  box-shadow: var(--shadow-sm);
  border-bottom: 1px solid var(--border-gray-100);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 5rem;
}

@media (min-width: 640px) {
  .header-content {
    height: 6rem;
  }
}

.logo-section {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 0;
}

@media (min-width: 640px) {
  .logo-section {
    gap: 1rem;
  }
}

.logo-logista {
  height: 3rem;
}

@media (min-width: 640px) {
  .logo-logista {
    height: 4rem;
  }
}

.logo-separator {
  height: 2rem;
  width: 1px;
  background-color: var(--border-gray-300);
}

@media (min-width: 640px) {
  .logo-separator {
    height: 3rem;
  }
}

.logo-3m {
  height: 2rem;
}

@media (min-width: 640px) {
  .logo-3m {
    height: 3rem;
  }
}

/* Search Bar */
.search-container {
  display: none;
  flex: 1;
  max-width: 32rem;
  margin: 0 2rem;
  position: relative;
}

@media (min-width: 640px) {
  .search-container {
    display: flex;
  }
}

.search-input {
  width: 100%;
  padding: 0.5rem 0.75rem 0.5rem 2.5rem;
  border: 1px solid var(--border-gray-300);
  border-radius: var(--radius);
  outline: none;
  transition: all 0.2s;
}

.search-input:focus {
  ring: 2px;
  ring-color: var(--primary-orange);
  border-color: transparent;
}

.search-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-gray-400);
  width: 1.25rem;
  height: 1.25rem;
}

/* Navigation */
.main-nav {
  display: none;
  align-items: center;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .main-nav {
    display: flex;
  }
}

.nav-link {
  color: var(--text-gray-700);
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s;
}

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

/* Mobile Menu */
.mobile-menu-button {
  display: block;
  background: none;
  border: none;
  padding: 0.875rem;
  cursor: pointer;
  border-radius: var(--radius);
  transition: background-color 0.2s;
}

@media (min-width: 768px) {
  .mobile-menu-button {
    display: none;
  }
  
  .search-container {
    display: flex !important;
  }
}

.mobile-menu-button:hover {
  background-color: var(--border-gray-100);
}

.mobile-menu-icon {
  width: 2.5rem;
  height: 2.5rem;
  color: var(--text-gray-700);
}

.mobile-menu {
  position: fixed;
  top: 5rem;
  left: 0;
  right: 0;
  background-color: white;
  border-bottom: 1px solid var(--border-gray-200);
  box-shadow: var(--shadow-md);
  z-index: 40;
}

@media (min-width: 640px) {
  .mobile-menu {
    top: 6rem;
  }
}

.mobile-menu-content {
  padding: 1rem;
}

.mobile-search {
  margin-bottom: 1rem;
  position: relative;
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.mobile-nav-link {
  color: var(--text-gray-700);
  font-weight: 500;
  text-decoration: none;
  padding: 0.75rem;
  border-radius: var(--radius);
  transition: all 0.2s;
}

.mobile-nav-link:hover {
  color: var(--primary-orange);
  background-color: var(--border-gray-100);
}

/* Hero Slider */
.hero-slider {
  position: relative;
  height: 24rem;
  overflow: hidden;
}

@media (min-width: 768px) {
  .hero-slider {
    height: 31.25rem;
  }
}

.hero-slide {
  position: absolute;
  inset: 0;
  transition: opacity 0.5s;
}

.hero-slide.active {
  opacity: 1;
}

.hero-slide.inactive {
  opacity: 0;
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
}

.hero-content {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
  color: white;
}

@media (min-width: 640px) {
  .hero-content {
    padding: 0 1.5rem;
  }
}

@media (min-width: 1024px) {
  .hero-content {
    padding: 0 2rem;
  }
}

.hero-text {
  max-width: 32rem;
}

.hero-title {
  font-size: 1.875rem;
  font-weight: bold;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3rem;
  }
}

.hero-subtitle {
  font-size: 1.125rem;
  margin-bottom: 1.5rem;
  opacity: 0.9;
}

@media (min-width: 768px) {
  .hero-subtitle {
    font-size: 1.25rem;
  }
}

.hero-cta {
  background-color: var(--primary-orange);
  color: white;
  padding: 0.75rem 2rem;
  border-radius: var(--radius);
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
  transition: background-color 0.2s;
}

.hero-cta:hover {
  background-color: var(--primary-orange-hover);
}

/* Slider Controls */
.slider-control {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: rgba(255, 255, 255, 0.2);
  color: white;
  border: none;
  padding: 0.5rem;
  border-radius: 50%;
  cursor: pointer;
  transition: background-color 0.2s;
}

.slider-control:hover {
  background-color: rgba(255, 255, 255, 0.3);
}

.slider-control.prev {
  left: 1rem;
}

.slider-control.next {
  right: 1rem;
}

.slider-control svg {
  width: 1.5rem;
  height: 1.5rem;
}

/* Slider Indicators */
.slider-indicators {
  position: absolute;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.5rem;
}

.slider-indicator {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.5);
  border: none;
  cursor: pointer;
  transition: background-color 0.2s;
}

.slider-indicator.active {
  background-color: white;
}

/* Content Sections */
.content-section {
  padding: 4rem 0;
}

.content-section.gray-bg {
  background-color: var(--background-gray);
}

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

.section-title {
  font-size: 1.875rem;
  font-weight: bold;
  color: var(--primary-blue);
}

.section-link {
  color: var(--primary-orange);
  font-weight: 600;
  text-decoration: none;
  transition: color 0.2s;
}

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

/* Article Grid */
.articles-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .articles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .articles-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Article Card */
.article-card {
  background-color: white;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow 0.3s;
  text-decoration: none;
  color: inherit;
  display: block;
}

.article-card:hover {
  box-shadow: var(--shadow-md);
}

.article-image-container {
  position: relative;
  overflow: hidden;
}

.article-image {
  width: 100%;
  height: 12rem;
  object-fit: cover;
  transition: transform 0.3s;
}

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

.article-tag {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 0.25rem;
  color: white;
}

.article-tag.promo {
  background-color: var(--primary-orange);
}

.article-tag.novita {
  background-color: var(--primary-blue);
}

.article-tag.prodotti {
  background-color: var(--text-gray-600);
}

.article-content {
  padding: 1.5rem;
}

.article-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-gray-900);
  margin-bottom: 0.5rem;
  transition: color 0.2s;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-card:hover .article-title {
  color: var(--primary-blue);
}

.article-excerpt {
  color: var(--text-gray-600);
  font-size: 0.875rem;
  margin-bottom: 1rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.article-category {
  color: var(--primary-orange);
  font-weight: 500;
  font-size: 0.875rem;
  text-transform: capitalize;
}

.article-read-more {
  color: var(--primary-orange);
  font-weight: 600;
  font-size: 0.875rem;
  transition: text-decoration 0.2s;
}

.article-card:hover .article-read-more {
  text-decoration: underline;
}

/* Footer */
.site-footer {
  background-color: var(--background-gray);
  border-top: 1px solid var(--border-gray-200);
}

.footer-content {
  padding: 3rem 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.footer-logo {
  height: 4rem;
  width: auto;
  margin-bottom: 1rem;
}

.footer-description {
  color: var(--text-gray-600);
  margin-bottom: 1rem;
}

.footer-copyright {
  font-size: 0.875rem;
  color: var(--text-gray-500);
}

.newsletter-section h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--primary-blue);
  margin-bottom: 1rem;
}

.newsletter-description {
  color: var(--text-gray-600);
  margin-bottom: 1rem;
}

.newsletter-form {
  display: flex;
  gap: 0.5rem;
}

.newsletter-input {
  flex: 1;
  padding: 0.5rem 1rem;
  border: 1px solid var(--border-gray-300);
  border-radius: var(--radius);
  outline: none;
  transition: all 0.2s;
}

.newsletter-input:focus {
  ring: 2px;
  ring-color: var(--primary-orange);
  border-color: transparent;
}

.newsletter-button {
  background-color: var(--primary-orange);
  color: white;
  padding: 0.5rem 1.5rem;
  border: none;
  border-radius: var(--radius);
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.2s;
}

.newsletter-button:hover {
  background-color: var(--primary-orange-hover);
}

/* Single Article Page */
.single-article {
  max-width: 64rem;
  margin: 0 auto;
  padding: 2rem 1rem;
}

.back-link {
  display: inline-flex;
  align-items: center;
  color: var(--primary-orange);
  font-weight: 500;
  margin-bottom: 1.5rem;
  text-decoration: none;
  transition: color 0.2s;
}

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

.back-link svg {
  width: 1rem;
  height: 1rem;
  margin-right: 0.5rem;
}

.article-header {
  margin-bottom: 2rem;
}

.article-header .article-tag {
  position: static;
  display: inline-block;
  margin-bottom: 1rem;
}

.single-title {
  font-size: 1.875rem;
  font-weight: bold;
  color: var(--primary-blue);
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .single-title {
    font-size: 2.25rem;
  }
}

.single-subtitle {
  font-size: 1.25rem;
  color: var(--text-gray-600);
  margin-bottom: 1.5rem;
}

.single-featured-image {
  width: 100%;
  height: 16rem;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  margin-bottom: 2rem;
}

@media (min-width: 768px) {
  .single-featured-image {
    height: 24rem;
  }
}

.article-content-prose {
  color: var(--text-gray-700);
  line-height: 1.75;
  max-width: none;
}

.article-content-prose h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-gray-900);
  margin: 2rem 0 1rem 0;
}

.article-content-prose p {
  margin-bottom: 1rem;
}

.article-content-prose ul {
  margin: 1rem 0;
  padding-left: 1.5rem;
}

.article-content-prose li {
  margin-bottom: 0.5rem;
}

.article-cta {
  margin-top: 3rem;
  padding: 1.5rem;
  background-color: var(--background-gray);
  border-radius: var(--radius);
}

.article-cta h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--primary-blue);
  margin-bottom: 0.75rem;
}

.article-cta p {
  color: var(--text-gray-600);
  margin-bottom: 1rem;
}

.cta-button {
  background-color: var(--primary-orange);
  color: white;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--radius);
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: background-color 0.2s;
}

.cta-button:hover {
  background-color: var(--primary-orange-hover);
}

/* Category Listing Page */
.category-header {
  margin-bottom: 2rem;
}

.category-title {
  font-size: 1.875rem;
  font-weight: bold;
  color: var(--primary-blue);
  margin-bottom: 1rem;
}

.category-description {
  color: var(--text-gray-600);
  max-width: 32rem;
}

.no-articles {
  text-align: center;
  padding: 3rem 0;
}

.no-articles p {
  color: var(--text-gray-500);
  font-size: 1.125rem;
}

/* Search Suggestions */
.search-suggestions {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: white;
  border: 1px solid var(--border-gray-200);
  border-radius: var(--radius);
  box-shadow: var(--shadow-xl);
  margin-top: 0.25rem;
  z-index: 50;
  max-height: 24rem;
  overflow-y: auto;
}

.suggestions-section-header {
  padding: 0.5rem 1rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-gray-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background-color: var(--background-gray);
}

.suggestion-item {
  width: 100%;
  text-align: left;
  padding: 0.75rem 1rem;
  border: none;
  background: none;
  cursor: pointer;
  transition: background-color 0.2s;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.suggestion-item:hover {
  background-color: var(--background-gray);
}

.suggestion-icon {
  width: 2rem;
  height: 2rem;
  background-color: var(--primary-orange);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.suggestion-icon svg {
  width: 1rem;
  height: 1rem;
  color: white;
}

/* Newsletter Popup */
.newsletter-popup {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(0, 0, 0, 0.5);
}

.newsletter-popup.hidden {
  display: none;
}

.popup-content {
  width: 90vw;
  max-width: 26.25rem;
  margin: 0 auto;
  padding: 0;
  overflow: hidden;
  background-color: white;
  border: none;
  box-shadow: var(--shadow-2xl);
  border-radius: var(--radius);
  position: relative;
}

.popup-close {
  position: absolute;
  right: 0.75rem;
  top: 0.75rem;
  z-index: 10;
  color: var(--text-gray-500);
  background-color: rgba(255, 255, 255, 0.9);
  border: none;
  border-radius: 50%;
  padding: 0.5rem;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: color 0.2s;
}

.popup-close:hover {
  color: var(--text-gray-700);
}

.popup-close svg {
  width: 1.25rem;
  height: 1.25rem;
}

.popup-header {
  text-align: center;
  padding: 1.5rem 1.5rem 1rem 1.5rem;
}

.popup-logo {
  display: flex;
  justify-content: center;
  margin-bottom: 1rem;
}

.popup-logo img {
  width: 5rem;
  height: 5rem;
  object-fit: contain;
}

.popup-title {
  font-size: 1.5rem;
  font-weight: bold;
  margin-bottom: 0.5rem;
  color: var(--text-gray-900);
}

.popup-description {
  color: var(--text-gray-600);
  font-size: 0.875rem;
  line-height: 1.5;
}

.popup-form {
  padding: 0 1.5rem 1.5rem 1.5rem;
}

.popup-form form {
  margin-bottom: 1rem;
}

.popup-input {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  border: 2px solid var(--border-gray-200);
  color: var(--text-gray-900);
  margin-bottom: 1rem;
  transition: border-color 0.2s;
}

.popup-input:focus {
  outline: none;
  border-color: var(--primary-orange);
}

.popup-submit {
  width: 100%;
  background-color: var(--primary-orange);
  color: white;
  font-weight: 600;
  padding: 0.75rem 1rem;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: var(--shadow-md);
}

.popup-submit:hover {
  background-color: var(--primary-orange-hover);
  transform: scale(1.05);
}

.popup-benefits {
  margin-top: 1rem;
  font-size: 0.875rem;
  color: var(--text-gray-600);
}

.popup-benefit {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.popup-benefit-bullet {
  color: var(--primary-orange);
  font-weight: bold;
}

.popup-success {
  text-align: center;
  padding: 2rem 1.5rem;
}

.popup-success-logo {
  display: flex;
  justify-content: center;
  margin-bottom: 1rem;
  position: relative;
}

.popup-success-logo img {
  width: 5rem;
  height: 5rem;
  object-fit: contain;
}

.popup-success-check {
  position: absolute;
  bottom: -0.25rem;
  right: -0.25rem;
  background-color: var(--primary-orange);
  border-radius: 50%;
  padding: 0.375rem;
  width: 1.75rem;
  height: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.popup-success-check span {
  font-size: 0.875rem;
  color: white;
  font-weight: bold;
}

.popup-success-title {
  font-size: 1.5rem;
  font-weight: bold;
  margin-bottom: 0.5rem;
  color: var(--text-gray-900);
}

.popup-success-message {
  color: var(--text-gray-600);
  line-height: 1.5;
}

/* Responsive Utilities */
.hidden {
  display: none;
}

@media (min-width: 640px) {
  .sm\:block {
    display: block;
  }
  
  .sm\:hidden {
    display: none;
  }
}

@media (min-width: 768px) {
  .md\:block {
    display: block;
  }
  
  .md\:hidden {
    display: none;
  }
}

@media (min-width: 1024px) {
  .lg\:block {
    display: block;
  }
  
  .lg\:hidden {
    display: none;
  }
}