/* 
 * PROXYM GROUP Website
 * Main Stylesheet
 */

/* --- Variables --- */
:root {
    /* Colors */
    --primary: #DCDC34;
    --primary-dark: #b3b32a;
    --primary-light: #e6e655;
    --secondary: #4A4A4A;
    --white: #FFFFFF;
    --black: #000000;
    --gray-100: #F5F5F5;
    --gray-200: #EEEEEE;
    --gray-300: #E0E0E0;
    --gray-400: #BDBDBD;
    --gray-500: #9E9E9E;
    --gray-600: #757575;
    --gray-700: #616161;
    --gray-800: #424242;
    --gray-900: #212121;
    
    /* Light Theme */
    --bg-light: var(--white);
    --text-light: var(--gray-900);
    --card-bg-light: var(--gray-100);
    
    /* Dark Theme */
    --bg-dark: #121212;
    --text-dark: var(--gray-200);
    --card-bg-dark: #1E1E1E;
    
    /* Typography */
    --font-heading: 'Orbitron', sans-serif;
    --font-body: Arial, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 5rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-circle: 50%;
  }
  
  /* --- Base Styles --- */
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  html {
    scroll-behavior: smooth;
  }
  
  body {
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-normal), color var(--transition-normal);
  }
  
  /* Theme Styles */
  .light-theme {
    background-color: var(--bg-light);
    color: var(--text-light);
  }
  
  .dark-theme {
    background-color: var(--bg-dark);
    color: var(--text-dark);
  }
  
  /* Typography */
  h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
  }
  
  h1 {
    font-size: 3rem;
  }
  
  h2 {
    font-size: 2.5rem;
  }
  
  h3 {
    font-size: 1.75rem;
  }
  
  p {
    margin-bottom: var(--spacing-md);
  }
  
  a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
  }
  
  .light-theme a:hover {
    color: var(--primary-dark);
  }
  
  .dark-theme a:hover {
    color: var(--primary-light);
  }
  
  ul {
    list-style: none;
  }
  
  /* Container */
  .container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
  }
  
  /* Buttons */
  .btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-family: var(--font-heading);
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
  }
  
  .primary-btn {
    background-color: var(--primary);
    color: var(--black);
  }
  
  .primary-btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
  }
  
  .secondary-btn {
    background-color: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
  }
  
  .light-theme .secondary-btn:hover {
    background-color: var(--primary);
    color: var(--black);
  }
  
  .dark-theme .secondary-btn:hover {
    background-color: var(--primary);
    color: var(--black);
  }
  
  /* Section Styles */
  section {
    padding: var(--spacing-xxl) 0;
  }
  
  .section-title {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    position: relative;
  }
  
  .section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background-color: var(--primary);
    margin: var(--spacing-md) auto;
  }
  
  /* Cards Grid */
  .cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
  }
  
  .card {
    background-color: var(--card-bg-light);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  
  .dark-theme .card {
    background-color: var(--card-bg-dark);
  }
  
  .card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
  }
  
  .card-icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: var(--spacing-md);
  }
  
  /* Header & Navigation */
  .header {
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 1000;
    padding: var(--spacing-md) 0;
    transition: background-color var(--transition-normal), box-shadow var(--transition-normal);
  }
  
  .header.scrolled {
    background-color: var(--bg-light);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  }
  
  .dark-theme .header.scrolled {
    background-color: var(--bg-dark);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  }
  
  .navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  
  .logo {
    height: 36px;
    display: flex;
    align-items: center;
  }
  
  .logo img {
    height: 100%;
  }
  
  .nav-links {
    display: flex;
    gap: 20px;
  }
  
  .nav-links ul {
    display: flex;
    gap: var(--spacing-lg);
  }
  
  .nav-links li a {
    font-family: var(--font-heading);
    font-weight: 500;
    padding: var(--spacing-sm) 0;
    position: relative;
  }
  
  .nav-links li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary);
    transition: width var(--transition-normal);
  }
  
  .nav-links li a:hover::after,
  .nav-links li.active a::after {
    width: 100%;
  }
  
  .nav-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
  }
  
  /* Language Switcher */
  .language-switcher {
    display: flex;
    gap: 5px;
  }
  
  .lang-btn {
    background: none;
    border: 1px solid var(--gray-400);
    border-radius: var(--radius-sm);
    padding: 5px 8px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: all var(--transition-fast);
  }
  
  .lang-btn.active {
    background-color: var(--primary);
    border-color: var(--primary);
    color: var(--black);
  }
  
  /* Theme Switcher */
  .theme-btn {
    background: none;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm);
  }
  
  .light-theme .dark-icon {
    display: block;
    color: var(--primary);
  }
  
  .light-theme .light-icon {
    display: none;
    color: var(--primary);
  }
  
  .dark-theme .dark-icon {
    display: none;
    color: var(--primary);
  }
  
  .dark-theme .light-icon {
    display: block;
    color: var(--primary);
  }
  
  /* Mobile menu toggle */
  .menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
  }
  
  /* Hero Section */
  .hero-section {
    height: 100vh;
    position: relative;
    overflow: hidden;
  }
  
  .hero-slider {
    height: 100%;
    position: relative;
  }
  
  .slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity var(--transition-slow);
    display: flex;
    align-items: center;
  }
  
  .slide.active {
    opacity: 1;
    z-index: 1;
  }
  
  .slide-content {
    position: relative;
    z-index: 2;
    max-width: 600px;
    padding: var(--spacing-xl);
    margin-left: 10%;
  }
  
  .slide-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    z-index: 0;
  }
  
  .dark-theme .slide-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
  }
  
  .light-theme .slide-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
  }
  
  .slide-content .title {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--white);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  }
  
  .slide-content .subtitle {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
    color: var(--white);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  }
  
  .cta-buttons {
    display: flex;
    gap: var(--spacing-md);
  }
  
  /* Slider controls */
  .slider-controls {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 0;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-lg);
    z-index: 10;
  }
  
  .prev-btn, .next-btn {
    background-color: rgba(255, 255, 255, 0.3);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-circle);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: background-color var(--transition-fast);
  }
  
  .prev-btn:hover, .next-btn:hover {
    background-color: var(--primary);
  }
  
  .slider-dots {
    display: flex;
    gap: var(--spacing-sm);
  }
  
  .dot {
    width: 12px;
    height: 12px;
    border-radius: var(--radius-circle);
    background-color: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
  }
  
  .dot.active {
    background-color: var(--primary);
    transform: scale(1.2);
  }
  
  /* Problem Section */
  .problem-section {
    background-color: var(--bg-light);
  }
  
  .dark-theme .problem-section {
    background-color: var(--bg-dark);
  }
  
  .driver-story {
    margin-top: var(--spacing-xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    background-color: var(--card-bg-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
  }
  
  .dark-theme .driver-story {
    background-color: var(--card-bg-dark);
  }
  
  .driver-story img {
    width: 40%;
    height: 600px;
    object-fit: cover;
  }
  
  .story-text {
    padding: var(--spacing-lg);
  }
  
  /* Solution Section */
  .solution-section {
    background-color: var(--gray-100);
  }
  
  .dark-theme .solution-section {
    background-color: var(--gray-800);
  }
  
  .solution-intro {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-xl);
  }
  
  .intro-box {
    background-color: var(--primary);
    color: var(--black);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    max-width: 600px;
  }
  
  .intro-box h3 {
    margin-bottom: var(--spacing-md);
    font-weight: 600;
  }
  
  .intro-box ul {
    list-style: disc;
    padding-left: var(--spacing-lg);
  }
  
  .intro-box li {
    margin-bottom: var(--spacing-sm);
  }
  
  /* Opportunity Section */
  .opportunity-section {
    background-color: var(--bg-light);
  }
  
  .dark-theme .opportunity-section {
    background-color: var(--bg-dark);
  }
  
  .market-stats {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  .stat-highlight {
    margin-bottom: var(--spacing-xl);
    text-align: center;
  }
  
  .stat-value {
    font-family: var(--font-heading);
    font-size: 4rem;
    font-weight: 700;
    color: var(--primary);
    display: block;
  }
  
  .market-circles {
    display: flex;
    justify-content: center;
    position: relative;
    margin-top: var(--spacing-lg);
  }
  
  .circle {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-circle);
    text-align: center;
    border: 2px solid var(--primary);
    position: relative;
    backdrop-filter: blur(5px);
  }
  
  .large {
    width: 350px;
    height: 350px;
    background-color: rgba(220, 220, 52, 0.1);
    z-index: 1;
  }
  
  .medium {
    width: 280px;
    height: 280px;
    background-color: rgba(220, 220, 52, 0.15);
    z-index: 2;
    margin-left: -50px;
  }
  
  .small {
    width: 220px;
    height: 220px;
    background-color: rgba(220, 220, 52, 0.2);
    z-index: 3;
    margin-left: -50px;
  }
  
  .amount {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
  }
  
  .units {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
    padding: 2px 10px;
    background-color: var(--primary);
    color: var(--black);
    border-radius: var(--radius-sm);
  }
  
  .circle p {
    font-size: 0.85rem;
    max-width: 80%;
    margin: 0 auto;
  }
  
  /* Why Proxym Section */
  .why-proxym-section {
    background-color: var(--gray-100);
  }
  
  .dark-theme .why-proxym-section {
    background-color: var(--gray-800);
  }
  
  .advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
  }
  
  .advantage {
    text-align: center;
    padding: var(--spacing-lg);
    background-color: var(--bg-light);
    border-radius: var(--radius-md);
    transition: transform var(--transition-normal);
  }
  
  .dark-theme .advantage {
    background-color: var(--card-bg-dark);
  }
  
  .advantage:hover {
    transform: translateY(-10px);
  }
  
  .advantage-icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: var(--spacing-md);
  }
  
  .comparison {
    margin-top: var(--spacing-xl);
  }
  
  .comparison h3 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
  }
  
  .market-highlights {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
  }
  
  .highlight {
    background-color: var(--primary);
    color: var(--black);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
    flex: 1;
    min-width: 220px;
    max-width: 300px;
  }
  
  .highlight-value {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    display: block;
    margin-bottom: var(--spacing-sm);
  }
  
  /* Impact Section */
  .impact-section {
    background-color: var(--bg-light);
  }
  
  .dark-theme .impact-section {
    background-color: var(--bg-dark);
  }
  
  .impact-areas {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
  }
  
  .impact-area {
    padding: var(--spacing-lg);
    background-color: var(--card-bg-light);
    border-radius: var(--radius-md);
    text-align: center;
  }
  
  .dark-theme .impact-area {
    background-color: var(--card-bg-dark);
  }
  
  .impact-icon {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: var(--spacing-md);
  }
  
  .impact-area ul {
    text-align: left;
    padding-left: var(--spacing-lg);
    list-style: disc;
  }
  
  .impact-area ul li {
    margin-bottom: var(--spacing-sm);
  }
  
  /* Footer */
  .footer {
    background-color: var(--gray-100);
    color: var(--gray-900);
    padding: var(--spacing-xl) 0 var(--spacing-md);
  }
  
  .footer-content {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xl);
    justify-content: space-between;
    margin-bottom: var(--spacing-xl);
  }
  
  .footer-logo {
    flex: 1;
    min-width: 250px;
  }
  
  .footer-logo img {
    height: 28px;
    margin-bottom: var(--spacing-md);
  }
  
  .footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xl);
  }
  
  .footer-col {
    min-width: 160px;
    
  }
  
  .footer-col h4 {
    color: var(--gray-900);
    position: relative;
    padding-bottom: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
  }
  
  .footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--primary);
  }
  
  .footer-col ul li {
    margin-bottom: var(--spacing-sm);
  }
  
  .social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-sm);
  }
  
  .social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-circle);
    background-color: var(--gray-400);
    transition: background-color var(--transition-fast);
  }
  
  .social-links a:hover {
    background-color: var(--primary);
    color: var(--black);
  }
  
  .footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--gray-800);
  }
  
  /* Responsive Design */
  @media (max-width: 992px) {
    h1 {
      font-size: 2.5rem;
    }
    
    h2 {
      font-size: 2rem;
    }
    
    .slide-content .title {
      font-size: 2.8rem;
    }
    
    .driver-story {
      flex-direction: column;
    }
    
    .driver-story img {
      width: 100%;
      height: 200px;
    }
    
    .large {
      width: 280px;
      height: 280px;
    }
    
    .medium {
      width: 220px;
      height: 220px;
    }
    
    .small {
      width: 170px;
      height: 170px;
    }
  }
  
  @media (max-width: 768px) {
    .nav-links {
      position: fixed;
      top: 70px;
      left: -100%;
      width: 100%;
      height: calc(100vh - 70px);
      background-color: var(--bg-light);
      transition: left var(--transition-normal);
      z-index: 999;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
    }
    
    .dark-theme .nav-links {
      background-color: var(--bg-dark);
    }
    
    .nav-links.active {
      left: 0;
    }
    
    .nav-links ul {
      flex-direction: column;
      align-items: center;
    }
    
    .menu-toggle {
      display: block;
    }
    
    .slide-content {
      margin-left: 0;
      text-align: center;
      max-width: 100%;
      padding: var(--spacing-lg);
    }
    
    .cta-buttons {
      justify-content: center;
    }
    
    .market-circles {
      flex-direction: column;
      align-items: center;
      gap: var(--spacing-lg);
    }
    
    .large, .medium, .small {
      margin-left: 0;
    }
    
    .footer-content {
      flex-direction: column;
      gap: var(--spacing-lg);
    }
  }
  
  @media (max-width: 576px) {
    h1 {
      font-size: 2rem;
    }
    
    h2 {
      font-size: 1.75rem;
    }
    
    .slide-content .title {
      font-size: 2.2rem;
    }
    
    .cards-grid {
      grid-template-columns: 1fr;
    }
    
    .slider-controls {
      bottom: var(--spacing-lg);
    }
  }

  /* Lease Section */
.lease-section {
  background-color: var(--bg-light);
}

.dark-theme .lease-section {
  background-color: var(--bg-dark);
}

.lease-steps {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
}

.lease-step {
  flex: 1;
  min-width: 250px;
  background-color: var(--card-bg-light);
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  text-align: center;
  transition: transform var(--transition-normal);
}

.dark-theme .lease-step {
  background-color: var(--card-bg-dark);
}

.lease-step:hover {
  transform: translateY(-5px);
}

.step-icon {
  font-size: 2.5rem;
  color: var(--primary);
  margin-bottom: var(--spacing-md);
}

.cta-box {
  background-color: var(--primary);
  color: var(--black);
  padding: var(--spacing-xl);
  border-radius: var(--radius-md);
  text-align: center;
  margin-top: var(--spacing-xl);
}

.cta-box h3 {
  margin-bottom: var(--spacing-md);
}

.cta-box p {
  max-width: 700px;
  margin: 0 auto var(--spacing-lg);
}

.cta-box .btn {
  background-color: var(--black);
  color: var(--white);
}

.cta-box .btn:hover {
  background-color: var(--gray-800);
}

/* Responsive styles for How It Works page */
@media (max-width: 768px) {
  .step {
    flex-direction: column;
  }
  
  .step-number {
    margin-right: 0;
    margin-bottom: var(--spacing-sm);
  }
  
  .tech-features,
  .energy-content {
    flex-direction: column;
  }
  
  .benefits-categories {
    flex-direction: column;
    gap: var(--spacing-xl);
  }
}