:root {
    --primary: #6a3093;
    --primary-light: #a044ff;
    --secondary: #2b5876;
    --accent: #ff9900;
    --text-dark: #333333;
    --text-light: #ffffff;
    --bg-dark: #1c1c28;
    --bg-light: #f5f5f7;
    --border-radius: 8px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 5px 20px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.2);
  }

  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }

  body {
    font-family: 'Roboto', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--bg-light);
  }

  .container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
  }

  h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
    line-height: 1.3;
  }

  h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
  }

  h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
  }

  h3 {
    font-size: 1.5rem;
    font-weight: 600;
  }

  p {
    margin-bottom: var(--spacing-md);
  }

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

  a:hover {
    color: var(--primary-light);
  }

  img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
  }

  .btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 1rem;
    margin-right: var(--spacing-sm);
  }

  .btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--text-light);
    box-shadow: var(--shadow-md);
  }

  .btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-light), var(--secondary));
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    color: var(--text-light);
  }

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

  .btn-secondary:hover {
    background: rgba(106, 48, 147, 0.1);
    color: var(--primary-light);
    border-color: var(--primary-light);
  }

  /* Section Styles */
  section {
    padding: var(--spacing-xl) 0;
    position: relative;
  }

  .bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
    opacity: 0.1;
  }

  /* Hero Section */
  .forum-hero {
    background-color: var(--bg-dark);
    color: var(--text-light);
    padding: var(--spacing-xl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
  }

  .forum-hero .bg-image {
    opacity: 0.3;
  }

  .forum-hero h1 {
    color: var(--text-light);
    font-size: 4rem;
    margin-bottom: var(--spacing-sm);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
  }

  .hero-subtitle {
    font-size: 1.5rem;
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
    color: var(--text-light);
    opacity: 0.9;
  }

  /* Overview Section */
  .forum-overview {
    background-color: var(--bg-light);
  }

  .overview-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
  }

  .overview-text {
    flex: 1;
  }

  .overview-image {
    flex: 1;
    box-shadow: var(--shadow-lg);
    border-radius: var(--border-radius);
    overflow: hidden;
  }

  /* Categories Section */
  .forum-categories {
    background-color: #fff;
    text-align: center;
  }

  .categories-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
  }

  .category-card {
    background: white;
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    text-align: left;
    border: 1px solid rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
  }

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

  .category-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
  }

  .category-icon i {
    font-size: 1.8rem;
    color: var(--text-light);
  }

  .category-stats {
    display: flex;
    gap: var(--spacing-sm);
    margin: var(--spacing-sm) 0;
    font-size: 0.9rem;
    color: #777;
  }

  .category-link {
    display: inline-block;
    margin-top: var(--spacing-sm);
    font-weight: 600;
  }

  /* Highlights Section */
  .forum-highlights {
    background-color: var(--bg-dark);
    color: var(--text-light);
    position: relative;
  }

  .forum-highlights h2 {
    color: var(--text-light);
    text-align: center;
  }

  .highlights-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
  }

  .highlight-item {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    transition: all 0.3s ease;
  }

  .highlight-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
  }

  .highlight-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-xs);
    font-size: 0.9rem;
  }

  .highlight-category {
    color: var(--accent);
    font-weight: 600;
  }

  .highlight-date {
    opacity: 0.7;
  }

  .highlight-title {
    color: var(--text-light);
    margin-bottom: var(--spacing-xs);
  }

  .highlight-preview {
    opacity: 0.8;
    margin-bottom: var(--spacing-sm);
  }

  .highlight-stats {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    font-size: 0.9rem;
    opacity: 0.7;
    margin-bottom: var(--spacing-sm);
  }

  .highlight-link {
    color: var(--accent);
    font-weight: 600;
  }

  .highlight-link:hover {
    color: #ffb84d;
  }

  /* Join Section */
  .forum-join {
    background-color: #fff;
  }

  .join-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
  }

  .join-text {
    flex: 1;
  }

  .join-benefits {
    list-style: none;
    margin-bottom: var(--spacing-md);
  }

  .join-benefits li {
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
  }

  .join-benefits i {
    color: var(--primary);
    margin-right: var(--spacing-xs);
  }

  .join-image {
    flex: 1;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
  }

  .join-buttons {
    margin-top: var(--spacing-md);
  }

  /* Stats Section */
  .forum-stats {
    background-color: var(--bg-light);
    text-align: center;
  }

  .stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
  }

  .stat-card {
    background: white;
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
  }

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

  .stat-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-sm);
  }

  .stat-icon i {
    font-size: 2rem;
    color: var(--text-light);
  }

  .stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--spacing-xs);
  }

  .stat-label {
    color: var(--text-dark);
    font-size: 1rem;
  }

  .stats-note {
    margin-top: var(--spacing-md);
    font-size: 0.9rem;
    color: #777;
  }

  /* Responsive Styles */
  @media (min-width: 768px) {
    .overview-content,
    .join-content {
      flex-direction: row;
    }

    .categories-grid {
      grid-template-columns: repeat(2, 1fr);
    }

    .stats-grid {
      grid-template-columns: repeat(4, 1fr);
    }
  }

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

    .forum-hero h1 {
      font-size: 5rem;
    }

    .hero-subtitle {
      font-size: 1.8rem;
    }
  }

  .sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
  }