:root {
    --bg-primary: #0f0f1a;
    --bg-secondary: #1a1a2e;
    --bg-card: #22223a;
    --accent: #e94560;
    --accent-gold: #ffd700;
    --text-light: #f0f0f0;
    --text-muted: #a0a0b0;
    --border-dark: #2a2a3e;
    --font-main: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  }
  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body {
    font-family: var(--font-main);
    background: var(--bg-primary);
    color: var(--text-light);
    line-height: 1.75;
    font-size: 16px;
  }
  a { color: var(--accent); text-decoration: none; transition: color 0.3s; }
  a:hover { color: var(--accent-gold); }
  .container { max-width: 1280px; margin: 0 auto; padding: 0 20px; }
  .site-header {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    padding: 15px 0;
    border-bottom: 3px solid var(--accent);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0,0,0,0.5);
  }
  .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
  }
  .my-logo {
    font-size: 28px;
    font-weight: 800;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 2px;
    display: flex;
    align-items: center;
    gap: 10px;
    line-height: 1.2;
  }
  .my-logo span { color: var(--accent-gold); }
  .my-logo small {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: none;
    letter-spacing: 0;
    font-weight: 400;
    display: block;
  }
  .my-logo:hover { color: var(--accent-gold); }
  .main-nav ul {
    display: flex;
    list-style: none;
    gap: 20px;
    flex-wrap: wrap;
  }
  .main-nav a {
    color: var(--text-light);
    font-weight: 600;
    padding: 8px 14px;
    border-radius: 4px;
    transition: background 0.3s, color 0.3s;
    font-size: 14px;
  }
  .main-nav a:hover {
    background: var(--accent);
    color: #fff;
  }
  .nav-toggle {
    display: none;
    background: none;
    border: 2px solid var(--accent);
    color: var(--accent);
    font-size: 20px;
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s;
  }
  .nav-toggle:hover { background: var(--accent); color: #fff; }
  .breadcrumbs-wrap {
    background: var(--bg-secondary);
    padding: 10px 0;
    border-bottom: 1px solid var(--border-dark);
    font-size: 14px;
  }
  .breadcrumbs-wrap .container { display: flex; flex-wrap: wrap; gap: 4px; }
  .breadcrumbs-wrap a { color: var(--text-muted); }
  .breadcrumbs-wrap a:hover { color: var(--accent); }
  .breadcrumbs-wrap .current { color: var(--accent-gold); }
  .layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 40px;
    padding: 40px 0;
  }
  @media (max-width: 992px) {
    .layout { grid-template-columns: 1fr; }
    .sidebar { order: -1; }
  }
  .article-content {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 34px;
    border: 1px solid var(--border-dark);
  }
  .article-content h1 {
    font-size: 36px;
    line-height: 1.3;
    margin-bottom: 20px;
    color: var(--accent-gold);
    font-weight: 800;
    border-bottom: 2px solid var(--border-dark);
    padding-bottom: 16px;
  }
  .article-content h2 {
    font-size: 28px;
    margin: 48px 0 18px;
    color: var(--accent);
    border-left: 4px solid var(--accent-gold);
    padding-left: 14px;
    font-weight: 700;
  }
  .article-content h3 {
    font-size: 22px;
    margin: 30px 0 12px;
    color: var(--text-light);
    font-weight: 600;
  }
  .article-content h4 {
    font-size: 18px;
    margin: 20px 0 10px;
    color: var(--accent-gold);
    font-weight: 600;
  }
  .article-content p {
    margin-bottom: 16px;
    color: #d0d0dc;
  }
  .article-content ul, .article-content ol {
    margin: 0 0 20px 25px;
    color: #c8c8d8;
  }
  .article-content li { margin-bottom: 6px; }
  .article-content img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    margin: 24px 0;
    border: 2px solid var(--border-dark);
    box-shadow: 0 4px 15px rgba(0,0,0,0.4);
  }
  .article-content blockquote {
    border-left: 4px solid var(--accent);
    padding: 14px 20px;
    margin: 24px 0;
    background: var(--bg-card);
    border-radius: 0 8px 8px 0;
    font-style: italic;
    color: #d0d0dc;
  }
  .article-content strong { color: var(--accent-gold); }
  .post-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 24px;
    border-bottom: 1px solid var(--border-dark);
    padding-bottom: 14px;
  }
  .post-meta i { margin-right: 4px; color: var(--accent); }
  .sidebar {
    display: flex;
    flex-direction: column;
    gap: 30px;
  }
  .sidebar-widget {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 24px;
    border: 1px solid var(--border-dark);
  }
  .sidebar-widget h3 {
    font-size: 18px;
    margin-bottom: 16px;
    color: var(--accent);
    border-bottom: 1px solid var(--border-dark);
    padding-bottom: 8px;
  }
  .sidebar-widget a {
    display: block;
    padding: 8px 0;
    color: var(--text-muted);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    font-size: 15px;
    transition: all 0.3s;
  }
  .sidebar-widget a:hover {
    color: var(--accent-gold);
    padding-left: 8px;
  }
  .search-form {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
  }
  .search-form input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--border-dark);
    border-radius: 6px;
    background: var(--bg-primary);
    color: var(--text-light);
    font-size: 15px;
    outline: none;
  }
  .search-form input:focus { border-color: var(--accent); }
  .search-form button {
    padding: 12px 20px;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    transition: background 0.3s;
  }
  .search-form button:hover { background: #c0392b; }
  .user-form-section {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 28px;
    margin-top: 40px;
    border: 1px solid var(--border-dark);
  }
  .user-form-section h2 {
    color: var(--accent);
    font-size: 24px;
    margin-bottom: 10px;
  }
  .form-row {
    margin-bottom: 16px;
  }
  .form-row label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    color: var(--text-light);
  }
  .form-row input, .form-row textarea, .form-row select {
    width: 100%;
    padding: 12px 14px;
    background: var(--bg-primary);
    border: 1px solid var(--border-dark);
    border-radius: 6px;
    color: var(--text-light);
    font-size: 15px;
    font-family: inherit;
    outline: none;
  }
  .form-row input:focus, .form-row textarea:focus, .form-row select:focus {
    border-color: var(--accent);
  }
  .form-row textarea { min-height: 120px; resize: vertical; }
  .btn-submit {
    background: var(--accent);
    color: #fff;
    border: none;
    padding: 12px 30px;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s, transform 0.2s;
  }
  .btn-submit:hover {
    background: #c0392b;
    transform: translateY(-2px);
  }
  .rating-stars i {
    font-size: 28px;
    color: var(--accent);
    cursor: pointer;
    margin-right: 4px;
    transition: transform 0.2s;
  }
  .rating-stars i:hover {
    transform: scale(1.2);
    color: var(--accent-gold);
  }
  .site-footer {
    background: var(--bg-secondary);
    border-top: 3px solid var(--accent);
    padding: 40px 0 20px;
    margin-top: 40px;
  }
  .footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 30px;
  }
  @media (max-width: 768px) {
    .footer-grid { grid-template-columns: 1fr; }
  }
  .footer-grid h3 {
    color: var(--accent);
    font-size: 18px;
    margin-bottom: 12px;
  }
  .footer-grid p {
    color: var(--text-muted);
    font-size: 14px;
  }
  friend-link {
    display: block;
    background: var(--bg-card);
    border-radius: 8px;
    padding: 16px;
    margin-top: 12px;
  }
  friend-link a {
    display: inline-block;
    margin: 4px 8px 4px 0;
    color: var(--text-muted);
    font-size: 14px;
  }
  friend-link a:hover { color: var(--accent-gold); }
  .copyright {
    text-align: center;
    border-top: 1px solid var(--border-dark);
    padding-top: 20px;
    color: var(--text-muted);
    font-size: 13px;
  }
  .copyright a { color: var(--text-muted); }
  .copyright a:hover { color: var(--accent); }
  .data-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    font-size: 15px;
  }
  .data-table th {
    background: var(--bg-card);
    color: var(--accent-gold);
    padding: 12px;
    text-align: left;
    border-bottom: 2px solid var(--accent);
  }
  .data-table td {
    padding: 12px;
    border-bottom: 1px solid var(--border-dark);
    color: #c8c8d8;
  }
  .data-table tr:hover td { background: rgba(233,69,96,0.05); }
  .toc {
    background: var(--bg-card);
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
    border: 1px solid var(--border-dark);
  }
  .toc h4 { margin-bottom: 12px; color: var(--accent-gold); }
  .toc ul { list-style: none; margin: 0; }
  .toc ul li { margin-bottom: 6px; }
  .toc ul li a { color: var(--text-muted); }
  .toc ul li a:hover { color: var(--accent); }
  @media (max-width: 768px) {
    .main-nav {
      display: none;
      width: 100%;
      margin-top: 14px;
    }
    .main-nav.open { display: block; }
    .main-nav ul {
      flex-direction: column;
      gap: 8px;
    }
    .main-nav a {
      display: block;
      padding: 12px;
      background: var(--bg-card);
      border-radius: 6px;
    }
    .nav-toggle { display: inline-block; }
    .article-content { padding: 20px; }
    .article-content h1 { font-size: 28px; }
    .article-content h2 { font-size: 24px; }
    .sidebar { margin-top: 20px; }
    .site-header .header-inner {
      align-items: center;
    }
    .my-logo { font-size: 22px; }
  }
  @media (max-width: 480px) {
    .search-form { flex-direction: column; }
    .search-form button { width: 100%; }
    .article-content { padding: 16px; }
    .article-content h1 { font-size: 24px; }
  }