/* 
 * Cree Distributor Website - Main Styles
 * Based on design guidelines and responsive specifications
 */

/* CSS Variables for Design System */
:root {
  /* Primary Colors */
  --primary-blue: #1E40AF; /* Deep blue for primary actions */
  --secondary-blue: #3B82F6; /* Lighter blue for accents */
  --accent-orange: #F97316; /* Orange for CTAs and highlights */
  --dark-gray: #1F2937; /* Text and heavy UI elements */
  
  /* Secondary Colors */
  --light-gray: #F3F4F6; /* Backgrounds and subtle elements */
  --medium-gray: #9CA3AF; /* Borders and secondary text */
  --success-green: #10B981; /* Success states */
  --warning-amber: #F59E0B; /* Warnings */
  --error-red: #EF4444; /* Errors */
  
  /* Typography */
  --font-primary: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', Monaco, Consolas, monospace;
  
  /* Spacing System (based on 8px base unit) */
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 32px;
  --space-xl: 48px;
  --space-xxl: 64px;
  
  /* Breakpoints */
  --breakpoint-xs: 320px;
  --breakpoint-sm: 480px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 1024px;
  --breakpoint-xl: 1280px;
  
  /* Z-index values */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal: 1040;
}

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

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--dark-gray);
  background-color: #ffffff;
  overflow-x: hidden;
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-sm);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--space-sm);
}

h1 {
  font-size: 2.25rem; /* 36px */
}

h2 {
  font-size: 1.75rem; /* 28px */
}

h3 {
  font-size: 1.375rem; /* 22px */
}

h4 {
  font-size: 1.125rem; /* 18px */
}

p {
  margin-bottom: var(--space-sm);
  font-size: 1rem; /* 16px */
}

a {
  text-decoration: none;
  color: var(--primary-blue);
  transition: color 0.3s ease;
}

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

a:focus {
  outline: 2px solid var(--secondary-blue);
  outline-offset: 2px;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 6px;
  font-weight: 500;
  text-align: center;
  text-decoration: none;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  line-height: 1.5;
}

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

.btn-primary:hover {
  background-color: #ea580c; /* Darker orange on hover */
  transform: translateY(-2px);
}

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

.btn-secondary:hover {
  background-color: #1d4ed8; /* Darker blue on hover */
  transform: translateY(-2px);
}

/* Header Styles */
.header {
  background-color: white;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
}

.nav-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-sm) 0;
}

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

.logo-img {
  height: 40px;
  width: auto;
}

.main-nav {
  display: none;
}

.nav-menu {
  display: flex;
  list-style: none;
}

.nav-item {
  position: relative;
  margin-left: var(--space-md);
}

.nav-link {
  color: var(--dark-gray);
  text-decoration: none;
  font-weight: 500;
  padding: 8px 0;
  display: block;
  position: relative;
}

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

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background-color: white;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  border-radius: 6px;
  min-width: 200px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.3s ease;
  list-style: none;
  padding: var(--space-xs) 0;
  z-index: var(--z-dropdown);
  border: 1px solid var(--medium-gray);
}

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

.dropdown-link {
  display: block;
  padding: 10px var(--space-sm);
  color: var(--dark-gray);
  text-decoration: none;
  transition: background-color 0.2s ease;
}

.dropdown-link:hover {
  background-color: var(--light-gray);
}

.cta-button {
  background-color: var(--accent-orange);
  color: white !important;
  padding: 8px 16px !important;
  border-radius: 6px;
}

.cta-button:hover {
  background-color: #ea580c !important;
}

.mobile-menu-toggle {
  display: flex;
  flex-direction: column;
  cursor: pointer;
  padding: 5px;
  border-radius: 4px;
}

.mobile-menu-toggle:hover {
  background-color: var(--light-gray);
}

.bar {
  width: 25px;
  height: 3px;
  background-color: var(--dark-gray);
  margin: 3px 0;
  transition: 0.3s;
  border-radius: 2px;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--primary-blue) 0%, #3b82f6 100%);
  color: white;
  padding: var(--space-xxl) 0;
  text-align: center;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.hero-title {
  font-size: 2.5rem;
  margin-bottom: var(--space-md);
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.25rem;
  margin-bottom: var(--space-lg);
  opacity: 0.9;
}

.hero-cta {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* Value Proposition Section */
.value-prop {
  padding: var(--space-xxl) 0;
  background-color: var(--light-gray);
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-xxl);
  font-size: 2rem;
}

.value-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
}

.value-card {
  background: white;
  padding: var(--space-lg);
  border-radius: 8px;
  text-align: center;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.value-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
}

.value-icon {
  font-size: 2rem;
  margin-bottom: var(--space-md);
  color: var(--primary-blue);
}

.value-card h3 {
  margin-bottom: var(--space-sm);
  font-size: 1.25rem;
}

/* Product Areas Section */
.product-areas {
  padding: var(--space-xxl) 0;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
}

.product-card {
  background: white;
  border: 1px solid var(--medium-gray);
  border-radius: 8px;
  padding: var(--space-lg);
  text-align: center;
  transition: transform 0.3s ease;
}

.product-card:hover {
  transform: translateY(-5px);
}

.product-icon {
  font-size: 3rem;
  margin-bottom: var(--space-md);
  color: var(--primary-blue);
}

.product-card h3 {
  margin-bottom: var(--space-sm);
  font-size: 1.25rem;
}

.product-link {
  display: inline-block;
  margin-top: var(--space-md);
  color: var(--primary-blue);
  font-weight: 500;
  text-decoration: none;
}

.product-link:hover {
  color: var(--secondary-blue);
  text-decoration: underline;
}

/* Solutions Section */
.solutions {
  padding: var(--space-xxl) 0;
  background-color: var(--light-gray);
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-lg);
}

.solution-card {
  background: white;
  padding: var(--space-lg);
  border-radius: 8px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.solution-card h3 {
  margin-bottom: var(--space-sm);
  font-size: 1.25rem;
}

.solution-link {
  display: inline-block;
  margin-top: var(--space-md);
  color: var(--primary-blue);
  font-weight: 500;
  text-decoration: none;
}

.solution-link:hover {
  color: var(--secondary-blue);
  text-decoration: underline;
}

/* Latest News Section */
.latest-news {
  padding: var(--space-xxl) 0;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
}

.news-card {
  background: white;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease;
}

.news-card:hover {
  transform: translateY(-5px);
}

.news-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.news-content {
  padding: var(--space-md);
}

.news-date {
  font-size: 0.875rem;
  color: var(--medium-gray);
  display: block;
  margin-bottom: var(--space-xs);
}

.news-content h3 {
  margin: 0 0 var(--space-xs) 0;
  font-size: 1.125rem;
}

.news-link {
  color: var(--primary-blue);
  font-weight: 500;
  text-decoration: none;
  display: inline-block;
  margin-top: var(--space-xs);
}

.news-link:hover {
  color: var(--secondary-blue);
  text-decoration: underline;
}

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, var(--primary-blue) 0%, #3b82f6 100%);
  color: white;
  padding: var(--space-xxl) 0;
  text-align: center;
}

.cta-content h2 {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
}

.cta-content p {
  font-size: 1.125rem;
  margin-bottom: var(--space-lg);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Footer */
.footer {
  background-color: var(--dark-gray);
  color: white;
  padding: var(--space-xxl) 0 var(--space-md);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.footer-section h3 {
  margin-bottom: var(--space-md);
  font-size: 1.25rem;
}

.footer-section ul {
  list-style: none;
}

.footer-section li {
  margin-bottom: var(--space-xs);
}

.footer-section a {
  color: #d1d5db; /* Light gray */
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-section a:hover {
  color: white;
}

.contact-info p {
  margin-bottom: var(--space-xs);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-lg);
  border-top: 1px solid #374151;
}

.social-links {
  display: flex;
  gap: var(--space-md);
}

.social-links a {
  color: #d1d5db;
  transition: color 0.2s ease;
}

.social-links a:hover {
  color: white;
}

/* Responsive Design */
@media (min-width: 768px) {
  .container {
    padding: 0 var(--space-md);
  }
  
  h1 {
    font-size: 3rem; /* 48px */
  }
  
  .section-title {
    font-size: 2.5rem; /* 40px */
  }

  /* Header */
  .main-nav {
    display: block;
  }
  
  .nav-link {
    padding: 8px 12px;
  }
  
  .mobile-menu-toggle {
    display: none;
  }

  .hero-title {
    font-size: 3rem;
  }
  
  .hero-subtitle {
    font-size: 1.5rem;
  }
}

@media (min-width: 1024px) {
  .hero-cta {
    justify-content: center;
  }
  
  .value-cards,
  .product-grid,
  .solutions-grid,
  .news-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

/* Additional Component Styles */
.breadcrumb {
  padding: var(--space-sm) 0;
  font-size: 0.875rem;
}

.breadcrumb a {
  color: var(--secondary-blue);
}

.breadcrumb span {
  margin: 0 var(--space-xs);
  color: var(--medium-gray);
}

.search-container {
  position: relative;
  margin-left: var(--space-md);
}

.search-input {
  padding: 8px 12px 8px 30px;
  border: 1px solid var(--medium-gray);
  border-radius: 4px;
  font-family: var(--font-primary);
  width: 200px;
}

.search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--medium-gray);
}

/* Product Filtering Styles */
.filter-container {
  background: white;
  border: 1px solid var(--medium-gray);
  border-radius: 8px;
  padding: var(--space-md);
  margin-bottom: var(--space-lg);
}

.filter-title {
  font-size: 1.125rem;
  margin-bottom: var(--space-md);
  font-weight: 600;
}

.filter-options {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.filter-option {
  padding: 6px 12px;
  background: var(--light-gray);
  border-radius: 20px;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.filter-option:hover,
.filter-option.active {
  background: var(--primary-blue);
  color: white;
}

/* Product Card Styles */
.product-listing {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--space-lg);
}

.product-item {
  border: 1px solid var(--medium-gray);
  border-radius: 8px;
  padding: var(--space-md);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.1);
}

.product-image {
  width: 100%;
  height: 150px;
  object-fit: contain;
  margin-bottom: var(--space-sm);
}

.product-name {
  font-weight: 600;
  margin-bottom: var(--space-xs);
  font-size: 1.125rem;
}

.product-description {
  color: var(--medium-gray);
  margin-bottom: var(--space-sm);
  font-size: 0.875rem;
}

.product-specs {
  margin: var(--space-sm) 0;
}

.spec {
  display: flex;
  justify-content: space-between;
  padding: 4px 0;
  border-bottom: 1px dashed var(--light-gray);
}

.spec-label {
  color: var(--medium-gray);
}

/* Table Styles */
table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-md) 0;
}

th, td {
  padding: 12px;
  text-align: left;
  border-bottom: 1px solid var(--medium-gray);
}

th {
  background-color: var(--light-gray);
  font-weight: 600;
}

tr:hover {
  background-color: rgba(30, 64, 175, 0.05);
}

/* Accordion/FAQ Styles */
.accordion {
  border: 1px solid var(--medium-gray);
  border-radius: 8px;
  margin-bottom: var(--space-sm);
}

.accordion-header {
  padding: var(--space-md);
  background-color: var(--light-gray);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.accordion-content {
  padding: 0 var(--space-md);
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.accordion-content.active {
  max-height: 1000px;
}

.arrow {
  transition: transform 0.3s ease;
}

.arrow.active {
  transform: rotate(180deg);
}

/* Form Styles */
.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  margin-bottom: 6px;
  font-weight: 500;
}

.form-control {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--medium-gray);
  border-radius: 6px;
  font-family: var(--font-primary);
  font-size: 1rem;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.2);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}