:root {
      --primary: #f5a623;
      --dark: #1a1a2e;
      --darker: #16213e;
      --light: #f8f9fa;
      --accent: #e94560;
      --text: #2d2d2d;
      --gray: #6c757d;
    }
    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }
    body {
      font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
      background: #fff;
      color: var(--text);
      line-height: 1.7;
    }
    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
    }
    .site-header {
      background: linear-gradient(135deg, var(--darker), var(--dark));
      padding: 15px 0;
      position: sticky;
      top: 0;
      z-index: 1000;
      box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
    }
    .my-logo {
      font-family: 'Impact', 'Arial Black', sans-serif;
      font-size: 2rem;
      letter-spacing: 2px;
      text-transform: uppercase;
      color: var(--primary);
      text-decoration: none;
      transition: color 0.3s;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .my-logo:hover {
      color: #ffd700;
    }
    .my-logo i {
      font-size: 1.8rem;
    }
    .nav-links {
      display: flex;
      list-style: none;
      gap: 22px;
      align-items: center;
    }
    .nav-links a {
      color: #eee;
      text-decoration: none;
      font-size: 0.95rem;
      font-weight: 500;
      padding: 6px 10px;
      border-radius: 4px;
      transition: background 0.3s, color 0.3s;
    }
    .nav-links a:hover {
      background: rgba(245, 166, 35, 0.2);
      color: var(--primary);
    }
    .nav-links .active {
      color: var(--primary);
      border-bottom: 2px solid var(--primary);
    }
    .hamburger {
      display: none;
      background: none;
      border: none;
      font-size: 1.6rem;
      color: #eee;
      cursor: pointer;
    }
    .search-btn-header {
      background: none;
      border: none;
      color: #eee;
      font-size: 1.1rem;
      cursor: pointer;
      padding: 6px;
    }
    .search-btn-header:hover {
      color: var(--primary);
    }
    .breadcrumb {
      background: #f1f3f5;
      padding: 12px 0;
      font-size: 0.9rem;
      border-bottom: 1px solid #e9ecef;
    }
    .breadcrumb ul {
      list-style: none;
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }
    .breadcrumb a {
      color: var(--accent);
      text-decoration: none;
    }
    .breadcrumb a:hover {
      text-decoration: underline;
    }
    .breadcrumb li::after {
      content: "▸";
      margin-left: 8px;
      color: #adb5bd;
    }
    .breadcrumb li:last-child::after {
      content: "";
    }
    .hero {
      padding: 60px 0 40px;
      background: linear-gradient(to bottom, #f8f9fa, #fff);
      text-align: center;
    }
    .hero h1 {
      font-size: 3rem;
      color: var(--darker);
      font-weight: 800;
      letter-spacing: 1px;
      margin-bottom: 15px;
      text-transform: uppercase;
    }
    .hero h1 span {
      color: var(--accent);
    }
    .hero p {
      font-size: 1.2rem;
      color: var(--gray);
      max-width: 700px;
      margin: 0 auto 25px;
    }
    .hero-img {
      max-width: 100%;
      height: auto;
      border-radius: 12px;
      box-shadow: 0 10px 30px rgba(0,0,0,0.15);
      margin-top: 20px;
      border: 3px solid rgba(233,69,96,0.3);
    }
    .last-updated {
      display: inline-block;
      background: #e9ecef;
      padding: 5px 15px;
      border-radius: 30px;
      font-size: 0.85rem;
      color: var(--gray);
      margin-top: 15px;
    }
    .content-wrapper {
      display: grid;
      grid-template-columns: 1fr 300px;
      gap: 40px;
      padding: 50px 0;
    }
    .article-body {
      max-width: 100%;
    }
    .article-body h2 {
      font-size: 2rem;
      color: var(--darker);
      border-left: 5px solid var(--accent);
      padding-left: 15px;
      margin: 50px 0 20px;
      font-weight: 700;
    }
    .article-body h3 {
      font-size: 1.5rem;
      margin: 35px 0 15px;
      color: var(--dark);
      font-weight: 600;
    }
    .article-body h4 {
      font-size: 1.2rem;
      margin: 25px 0 10px;
      color: var(--darker);
      font-weight: 600;
    }
    .article-body p {
      margin-bottom: 18px;
      font-size: 1.02rem;
      text-align: justify;
    }
    .article-body ul,
    .article-body ol {
      margin: 20px 0 25px;
      padding-left: 25px;
    }
    .article-body li {
      margin-bottom: 10px;
    }
    .highlight-box {
      background: #f1f3f5;
      border-left: 5px solid var(--primary);
      padding: 20px 25px;
      margin: 30px 0;
      border-radius: 0 10px 10px 0;
      box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    }
    .highlight-box strong {
      color: var(--accent);
    }
    table {
      width: 100%;
      border-collapse: collapse;
      margin: 25px 0 30px;
      font-size: 0.95rem;
    }
    th {
      background: var(--darker);
      color: #fff;
      padding: 12px 15px;
      text-align: left;
      font-weight: 600;
    }
    td {
      padding: 12px 15px;
      border-bottom: 1px solid #e9ecef;
    }
    tr:nth-child(even) {
      background: #f8f9fa;
    }
    tr:hover {
      background: #f1f3f5;
    }
    .callout {
      background: linear-gradient(135deg, #e8f4f8, #d1ecf1);
      border-radius: 10px;
      padding: 20px 25px;
      margin: 30px 0;
      border: 1px solid #bee5eb;
    }
    .callout i {
      color: #0c5460;
      margin-right: 8px;
    }
    .faq-item {
      background: #fff;
      border: 1px solid #dee2e6;
      border-radius: 8px;
      padding: 20px;
      margin-bottom: 15px;
      box-shadow: 0 2px 8px rgba(0,0,0,0.03);
    }
    .faq-item h4 {
      margin-bottom: 10px;
      color: var(--darker);
    }
    .sidebar {
      display: flex;
      flex-direction: column;
      gap: 30px;
    }
    .sidebar-widget {
      background: #f8f9fa;
      border-radius: 12px;
      padding: 25px;
      border: 1px solid #e9ecef;
      box-shadow: 0 2px 10px rgba(0,0,0,0.03);
    }
    .sidebar-widget h3 {
      font-size: 1.2rem;
      color: var(--dark);
      margin-bottom: 15px;
      border-bottom: 3px solid var(--primary);
      padding-bottom: 10px;
    }
    .sidebar-links {
      list-style: none;
    }
    .sidebar-links li {
      margin-bottom: 10px;
      border-bottom: 1px dashed #cede;
      padding-bottom: 8px;
    }
    .sidebar-links a {
      text-decoration: none;
      color: var(--accent);
      font-size: 0.92rem;
      transition: color 0.3s, padding-left 0.3s;
    }
    .sidebar-links a:hover {
      color: var(--primary);
      padding-left: 5px;
    }
    .search-form {
      display: flex;
      gap: 8px;
      margin: 20px 0;
    }
    .search-form input {
      flex: 1;
      padding: 10px 15px;
      border: 2px solid #ddd;
      border-radius: 30px;
      font-size: 1rem;
      outline: none;
      transition: border-color 0.3s;
    }
    .search-form input:focus {
      border-color: var(--primary);
    }
    .search-form button {
      background: var(--primary);
      border: none;
      border-radius: 50%;
      width: 45px;
      height: 45px;
      color: #fff;
      font-size: 1rem;
      cursor: pointer;
      transition: transform 0.3s;
    }
    .search-form button:hover {
      transform: scale(1.1);
      background: #e09520;
    }
    .user-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 20px;
      justify-content: center;
      margin: 40px 0;
    }
    .rating-widget,
    .comment-widget {
      background: #f8f9fa;
      border: 1px solid #e9ecef;
      border-radius: 12px;
      padding: 25px;
      width: 100%;
      max-width: 400px;
      text-align: center;
    }
    .rating-widget h4,
    .comment-widget h4 {
      margin-bottom: 15px;
    }
    .stars i {
      font-size: 1.8rem;
      color: #ccc;
      cursor: pointer;
      transition: color 0.2s;
      margin: 0 3px;
    }
    .stars i:hover,
    .stars i.active {
      color: #ffd700;
    }
    .rating-widget .star-btn,
    .comment-widget .comment-btn {
      display: inline-block;
      margin-top: 15px;
      background: var(--primary);
      color: #fff;
      border: none;
      padding: 10px 25px;
      border-radius: 30px;
      cursor: pointer;
      font-weight: 600;
      transition: background 0.3s;
    }
    .rating-widget .star-btn:hover,
    .comment-widget .comment-btn:hover {
      background: #e09520;
    }
    .comment-section {
      background: #fff;
      border: 1px solid #e9ecef;
      border-radius: 12px;
      padding: 30px;
      margin: 30px 0;
    }
    .comment-section h3 {
      margin-bottom: 20px;
    }
    .comment-textarea {
      width: 100%;
      padding: 15px;
      border: 2px solid #ddd;
      border-radius: 8px;
      resize: vertical;
      min-height: 100px;
      font-family: inherit;
    }
    .site-footer {
      background: var(--darker);
      color: #ccc;
      padding: 40px 0 0;
      margin-top: 50px;
    }
    .footer-content {
      display: grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap: 40px;
      padding-bottom: 30px;
    }
    .footer-logo {
      font-family: 'Impact', sans-serif;
      font-size: 1.8rem;
      color: var(--primary);
      margin-bottom: 15px;
    }
    .footer-links {
      list-style: none;
    }
    .footer-links a {
      color: #aaa;
      text-decoration: none;
      font-size: 0.9rem;
    }
    .footer-links a:hover {
      color: var(--primary);
    }
    friend-link {
      display: block;
      background: #1c2541;
      padding: 20px 30px;
      border-radius: 8px;
      margin: 10px 0 20px;
      border-left: 4px solid var(--primary);
      font-size: 0.95rem;
    }
    friend-link a {
      color: #ffd700;
      text-decoration: none;
      margin: 0 10px;
    }
    friend-link a:hover {
      text-decoration: underline;
    }
    .copyright {
      background: #111827;
      color: #888;
      padding: 20px 0;
      text-align: center;
      font-size: 0.85rem;
      border-top: 1px solid #222;
    }
    .copyright a {
      color: var(--primary);
      text-decoration: none;
    }
    @media (max-width: 992px) {
      .content-wrapper {
        grid-template-columns: 1fr;
      }
      .sidebar {
        order: 2;
      }
    }
    @media (max-width: 768px) {
      .header-inner {
        flex-wrap: wrap;
      }
      .nav-links {
        display: none;
        width: 100%;
        flex-direction: column;
        align-items: flex-start;
        padding: 20px 0;
        gap: 10px;
      }
      .nav-links.open {
        display: flex;
      }
      .hamburger {
        display: block;
        margin-left: auto;
        margin-right: 10px;
      }
      .hero h1 {
        font-size: 2.2rem;
      }
      .footer-content {
        grid-template-columns: 1fr;
        gap: 20px;
      }
      .search-form {
        flex-direction: column;
        align-items: stretch;
      }
      .search-form button {
        width: 100%;
        border-radius: 30px;
        height: 45px;
        margin-top: 10px;
      }
    }
    @media (max-width: 480px) {
      .hero h1 {
        font-size: 1.8rem;
      }
      .article-body h2 {
        font-size: 1.5rem;
      }
      .article-body h3 {
        font-size: 1.2rem;
      }
      table {
        font-size: 0.85rem;
      }
      .breadcrumb {
        font-size: 0.8rem;
      }
    }
    @keyframes fadeInUp {
      from { opacity: 0; transform: translateY(20px); }
      to { opacity: 1; transform: translateY(0); }
    }
    .article-body section {
      animation: fadeInUp 0.6s ease-out;
    }
    html {
      scroll-behavior: smooth;
    }