:root {
      --primary: #8b5cf6;
      --primary-neon: #a78bfa;
      --primary-glow: rgba(139, 92, 246, 0.25);
      --primary-neon-light: #c4b5fd;
      --secondary: #06b6d4;
      --secondary-glow: rgba(6, 182, 212, 0.2);
      --accent: #f43f5e;
      --accent-glow: rgba(244, 63, 94, 0.2);
      
      --bg: #0b0b1a;
      --bg-gradient: radial-gradient(circle at 20% 30%, #14102b 0%, #0b0b1a 70%);
      --surface: rgba(20, 16, 43, 0.7);
      --surface-pure: #16122b;
      --border: rgba(139, 92, 246, 0.25);
      --border-laser: rgba(139, 92, 246, 0.45);
      --border-inner: #2a2542;
      --text-main: #f1f0f7;
      --text-light: #d4d0e8;
      --text-muted: #988fbf;
      --blur: 24px;
      --radius-lg: 2rem;
      --radius-md: 1.25rem;
      --radius-sm: 0.75rem;
      --transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
      
      /* رنگ‌های کامنت در دارک */
      --comment-bg: rgba(22, 18, 43, 0.5);
      --comment-border: var(--border-inner);
      --comment-text: var(--text-light);
      --comment-user: var(--text-main);
      --comment-meta: var(--text-muted);
      --reply-bg: var(--surface-pure);
    }

    [data-theme="light"] {
      --bg: #f4f2ff;
      --bg-gradient: radial-gradient(circle at 20% 30%, #ede9fe 0%, #f4f2ff 80%);
      --surface: rgba(255, 255, 255, 0.7);
      --surface-pure: #ffffff;
      --border: rgba(139, 92, 246, 0.2);
      --border-laser: rgba(139, 92, 246, 0.3);
      --border-inner: #d9d0f0;
      --text-main: #1a1630;
      --text-light: #2e284a;
      --text-muted: #5c5380;
      
      /* رنگ‌های کامنت در لایت */
      --comment-bg: rgba(255, 255, 255, 0.6);
      --comment-border: #d9d0f0;
      --comment-text: #2e284a;
      --comment-user: #1a1630;
      --comment-meta: #5c5380;
      --reply-bg: #ffffff;
    }

    * { box-sizing: border-box; margin: 0; padding: 0; scroll-behavior: smooth; }
    body {
      background: var(--bg-gradient);
      color: var(--text-main);
      font-family: 'Vazirmatn', sans-serif;
      min-height: 100vh;
      overflow-x: hidden;
      line-height: 1.7;
      transition: background 0.4s ease;
    }

    a { text-decoration: none; color: inherit; }
    button, input, textarea { font-family: inherit; }

    /* هدر با حاشیه رنگی */
    .smart-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(11, 11, 26, 0.6);
      backdrop-filter: blur(var(--blur));
      -webkit-backdrop-filter: blur(var(--blur));
      border-bottom: 2px solid transparent;
      border-image: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent)) 1;
      padding: 1rem 1.5rem;
    }
    [data-theme="light"] .smart-header {
      background: rgba(244, 242, 255, 0.7);
    }

    .header-container { max-width: 1300px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; position: relative; }
    .logo-area { display: flex; align-items: center; gap: 0.8rem; font-weight: 900; font-size: 1.2rem; }
    .logo-icon { 
      width: 38px; height: 38px; 
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      color: white;
      border-radius: var(--radius-sm); 
      display: flex; align-items: center; justify-content: center; 
      font-size: 1.1rem; 
      box-shadow: 0 0 20px var(--primary-glow);
    }
    
    .nav-links { display: flex; align-items: center; gap: 0.3rem; list-style: none; }
    .nav-links > li { position: relative; }
    .nav-links a { 
      padding: 0.5rem 1rem; 
      font-size: 0.85rem; 
      font-weight: 700; 
      color: var(--text-muted); 
      cursor: pointer; 
      transition: var(--transition); 
      position: relative; 
      display: flex; 
      align-items: center; 
      gap: 0.4rem; 
      border-radius: var(--radius-sm);
    }
    .nav-links a:hover, .nav-links a.active { 
      color: var(--text-main); 
      background: var(--surface);
    }
    .nav-links > li > a::after { 
      content: ''; 
      position: absolute; 
      bottom: -0.2rem; 
      right: 0.5rem; 
      width: 0; 
      height: 2px; 
      background: linear-gradient(90deg, var(--primary), var(--secondary));
      transition: var(--transition); 
    }
    .nav-links a.active::after { width: calc(100% - 1rem); }

    /* مگامنو نسخه نئون-بنفش - اصلاح شده برای موبایل */
    .has-mega { position: static !important; }
    .mega-menu {
      position: absolute; top: calc(100% + 1.2rem); right: 0; width: 100%; 
      background: rgba(22, 18, 43, 0.92);
      backdrop-filter: blur(12px);
      border: 1px solid var(--border-laser);
      border-radius: var(--radius-md); 
      padding: 2rem; 
      display: grid; 
      grid-template-columns: repeat(4, 1fr); 
      gap: 1.5rem; 
      opacity: 0; 
      visibility: hidden; 
      transform: translateY(8px); 
      transition: var(--transition);
      box-shadow: 0 25px 50px rgba(0,0,0,0.6), inset 0 0 30px var(--primary-glow);
      z-index: 1100;
    }
    [data-theme="light"] .mega-menu {
      background: rgba(255, 255, 255, 0.92);
    }
    .has-mega:hover .mega-menu { opacity: 1; visibility: visible; transform: translateY(0); }
    
    /* برای موبایل: مگامنو به صورت ستونی و کلیک‌شدنی */
    @media (max-width: 992px) {
      .has-mega { position: relative !important; }
      .mega-menu {
        position: static;
        width: 100%;
        grid-template-columns: 1fr;
        opacity: 1;
        visibility: visible;
        transform: none;
        display: none;
        box-shadow: none;
        border: 1px solid var(--border);
        margin-top: 0.5rem;
        padding: 1.2rem;
        background: var(--surface-pure);
        backdrop-filter: none;
      }
      .has-mega.active .mega-menu {
        display: grid;
      }
      .has-mega > a {
        cursor: pointer;
      }
      .has-mega > a i.fa-chevron-down {
        transition: transform 0.3s;
      }
      .has-mega.active > a i.fa-chevron-down {
        transform: rotate(180deg);
      }
    }

    .mega-col h5 { 
      font-size: 0.9rem; 
      font-weight: 900; 
      background: linear-gradient(135deg, var(--primary-neon), var(--secondary));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      margin-bottom: 1rem; 
      border-right: 3px solid var(--primary); 
      padding-right: 0.6rem; 
    }
    .mega-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }
    .mega-col ul a { 
      padding: 0.3rem 0; 
      font-size: 0.85rem; 
      color: var(--text-light); 
      transition: var(--transition); 
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
    }
    .mega-col ul a:hover { 
      color: var(--primary-neon-light); 
      padding-right: 6px; 
    }
    .mega-featured { 
      background: var(--surface); 
      border: 1px solid var(--border); 
      padding: 1.2rem; 
      border-radius: var(--radius-sm); 
      display: flex; 
      flex-direction: column; 
      gap: 0.5rem; 
      backdrop-filter: blur(4px);
    }
    .mega-featured i { color: var(--secondary); font-size: 1.6rem; }

    .header-actions { display: flex; align-items: center; gap: 0.6rem; }
    .cyber-btn-circle { 
      width: 40px; height: 40px; 
      border-radius: 50%; 
      background: var(--surface); 
      border: 1px solid var(--border-inner); 
      color: var(--text-light); 
      display: flex; 
      align-items: center; 
      justify-content: center; 
      cursor: pointer; 
      transition: var(--transition); 
    }
    .cyber-btn-circle:hover { 
      border-color: var(--primary); 
      color: var(--primary-neon); 
      box-shadow: 0 0 20px var(--primary-glow); 
    }

    .app-container { max-width: 1300px; margin: 2rem auto; padding: 0 1.5rem; min-height: 65vh; }
    .page-view { display: none; animation: cyberSlide 0.5s ease forwards; }
    .page-view.active { display: block; }

    @keyframes cyberSlide { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: translateY(0); } }

    /* هیرو با چیدمان جدید */
    .hero-section { 
      display: flex; 
      flex-direction: row-reverse; 
      align-items: center; 
      justify-content: space-between; 
      gap: 3rem; 
      padding: 1.5rem 0 3rem 0; 
    }
    .hero-content { flex: 1.2; min-width: 0; }
    .hero-tagline { 
      display: inline-flex; 
      align-items: center; 
      gap: 0.6rem; 
      background: var(--surface);
      padding: 0.4rem 1rem 0.4rem 1.2rem;
      border-radius: 2rem;
      border: 1px solid var(--border-laser);
      font-size: 0.8rem; 
      font-weight: 800; 
      color: var(--secondary); 
      margin-bottom: 1.8rem; 
    }
    .hero-tagline i { color: var(--primary-neon); }
    .hero-title { 
      font-size: 3.4rem; 
      font-weight: 900; 
      line-height: 1.2; 
      margin-bottom: 1.5rem; 
      letter-spacing: -0.5px;
    }
    .hero-title span { 
      background: linear-gradient(135deg, var(--primary-neon), var(--secondary), var(--accent));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      text-shadow: 0 0 30px var(--primary-glow);
    }
    .hero-desc { 
      color: var(--text-light); 
      font-size: 1.05rem; 
      margin-bottom: 2.5rem; 
      text-align: justify; 
      max-width: 650px; 
    }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; }
    
    .btn { 
      padding: 0.9rem 2rem; 
      border-radius: 2rem; 
      font-weight: 800; 
      cursor: pointer; 
      display: inline-flex; 
      align-items: center; 
      gap: 0.8rem; 
      transition: var(--transition); 
      font-size: 0.9rem; 
      border: none; 
      white-space: nowrap; 
    }
    .btn-primary { 
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      color: white; 
      box-shadow: 0 0 25px var(--primary-glow);
    }
    .btn-primary:hover { 
      transform: translateY(-3px) scale(1.02); 
      box-shadow: 0 0 40px var(--primary-glow), 0 0 60px var(--secondary-glow);
    }
    .btn-secondary { 
      background: transparent; 
      border: 1px solid var(--border-inner); 
      color: var(--text-light); 
    }
    .btn-secondary:hover { 
      border-color: var(--primary-neon); 
      color: var(--primary-neon); 
      background: var(--surface);
    }

    .hero-visual { flex: 0.8; display: flex; justify-content: center; position: relative; }
    .cyber-grid-frame { 
      width: 300px; 
      height: 300px; 
      border: 2px solid var(--border-laser); 
      position: relative; 
      display: flex; 
      align-items: center; 
      justify-content: center; 
      border-radius: 50%; 
      background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
      animation: pulseRing 4s infinite ease-in-out;
    }
    @keyframes pulseRing {
      0%, 100% { box-shadow: 0 0 30px var(--primary-glow); }
      50% { box-shadow: 0 0 80px var(--primary-glow), 0 0 120px var(--secondary-glow); }
    }
    .cyber-grid-frame::before { 
      content: ''; 
      position: absolute; 
      width: 30px; 
      height: 30px; 
      border-top: 3px solid var(--secondary); 
      border-right: 3px solid var(--secondary); 
      top: 10px; 
      right: 10px; 
      border-radius: 0 4px 0 0;
    }
    .cyber-grid-frame::after { 
      content: ''; 
      position: absolute; 
      width: 30px; 
      height: 30px; 
      border-bottom: 3px solid var(--secondary); 
      border-left: 3px solid var(--secondary); 
      bottom: 10px; 
      left: 10px; 
      border-radius: 0 0 0 4px;
    }
    .cyber-core-icon { 
      font-size: 5rem; 
      background: linear-gradient(135deg, var(--primary-neon), var(--secondary));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      animation: floatPulse 3s infinite alternate ease-in-out;
    }
    @keyframes floatPulse {
      0% { transform: scale(1) rotate(0deg); filter: drop-shadow(0 0 20px var(--primary-glow)); }
      100% { transform: scale(1.08) rotate(6deg); filter: drop-shadow(0 0 50px var(--primary-glow)); }
    }

    .home-stats-grid { 
      display: grid; 
      grid-template-columns: repeat(3, 1fr); 
      gap: 1.5rem; 
      margin: 3rem 0 4rem 0; 
      border-top: 1px solid var(--border-inner); 
      border-bottom: 1px solid var(--border-inner); 
      padding: 2.5rem 0; 
    }
    .stat-box { 
      text-align: right; 
      padding-right: 1.5rem; 
      border-right: 2px solid var(--border); 
      transition: var(--transition);
    }
    .stat-box:hover { border-right-color: var(--primary); }
    .stat-number { 
      font-size: 2.4rem; 
      font-weight: 900; 
      background: linear-gradient(135deg, var(--primary-neon), var(--secondary));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      margin-bottom: 0.3rem; 
    }
    .stat-number::after { content: ' +'; color: var(--accent); -webkit-text-fill-color: var(--accent); }
    .stat-label { font-size: 0.8rem; color: var(--text-muted); font-weight: 700; }

    .section-header { text-align: right; margin-bottom: 3rem; }
    .section-title { font-size: 2rem; font-weight: 900; margin-bottom: 0.3rem; }
    .section-title span { 
      background: linear-gradient(135deg, var(--primary-neon), var(--secondary));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .section-subtitle { color: var(--text-muted); font-size: 0.9rem; }

    .features-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.5rem; }
    .feature-card { 
      background: var(--surface); 
      border: 1px solid var(--border-inner); 
      padding: 2rem; 
      border-radius: var(--radius-md); 
      transition: var(--transition); 
      backdrop-filter: blur(4px);
    }
    .feature-card:hover { 
      border-color: var(--primary-neon); 
      transform: translateY(-6px); 
      box-shadow: 0 10px 30px var(--primary-glow);
    }
    .feature-icon { 
      font-size: 1.8rem; 
      background: linear-gradient(135deg, var(--primary-neon), var(--secondary));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      margin-bottom: 1.2rem; 
    }
    .feature-title { font-size: 1.1rem; font-weight: 800; margin-bottom: 0.6rem; }
    .feature-desc { font-size: 0.88rem; color: var(--text-muted); text-align: justify; }

    .grid-3 { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 2rem; }
    .card { 
      background: var(--surface); 
      border: 1px solid var(--border-inner); 
      border-radius: var(--radius-md); 
      overflow: hidden; 
      transition: var(--transition); 
      display: flex; 
      flex-direction: column; 
      backdrop-filter: blur(4px);
    }
    .card:hover { 
      border-color: var(--border-laser); 
      transform: translateY(-6px) scale(1.01); 
      box-shadow: 0 15px 40px var(--primary-glow);
    }
    .card-img { 
      width: 100%; 
      height: 180px; 
      background: linear-gradient(135deg, var(--surface-pure), var(--bg));
      border-bottom: 1px solid var(--border-inner); 
      display: flex; 
      align-items: center; 
      justify-content: center; 
      font-size: 2.8rem; 
      color: var(--primary-neon); 
    }
    .card-body { padding: 1.5rem; flex: 1; display: flex; flex-direction: column; }
    .card-tag { 
      font-size: 0.7rem; 
      font-weight: 800; 
      color: var(--secondary); 
      background: var(--surface);
      padding: 0.2rem 0.8rem;
      border-radius: 2rem;
      align-self: flex-start;
      margin-bottom: 0.6rem;
      border: 1px solid var(--border);
    }
    .card-title { font-size: 1.1rem; font-weight: 800; margin-bottom: 0.6rem; }
    .card-desc { font-size: 0.88rem; color: var(--text-muted); text-align: justify; margin-bottom: 1.5rem; flex: 1; }

    /* صفحه تک مقاله */
    .article-full { 
      max-width: 850px; 
      margin: 0 auto; 
      background: var(--surface); 
      border: 1px solid var(--border-inner); 
      padding: 3rem 2rem; 
      border-radius: var(--radius-lg); 
      backdrop-filter: blur(4px);
    }
    .article-meta { 
      display: flex; 
      flex-wrap: wrap; 
      gap: 1.5rem; 
      color: var(--text-muted); 
      font-size: 0.8rem; 
      margin-bottom: 2rem; 
      border-bottom: 1px solid var(--border-inner); 
      padding-bottom: 1rem; 
    }
    .article-content { font-size: 1.05rem; line-height: 1.9; color: var(--text-light); text-align: justify; }

    /* بخش کامنت‌ها - اصلاح شده برای تم لایت */
    .comments-section { margin-top: 4rem; border-top: 1px solid var(--border-inner); padding-top: 3rem; }
    .comments-section-title { font-size: 1.3rem; font-weight: 900; margin-bottom: 2rem; color: var(--text-main); }
    .main-comment-form { 
      background: var(--surface-pure); 
      border: 1px solid var(--border-inner); 
      padding: 2rem 1.5rem; 
      border-radius: var(--radius-md); 
      margin-bottom: 3rem; 
    }
    .main-comment-form h4 {
      color: var(--text-main);
    }

    .comment-list { display: flex; flex-direction: column; gap: 1.5rem; list-style: none; }
    .comment-item { 
      background: var(--comment-bg);
      padding: 1.5rem; 
      border-radius: var(--radius-md); 
      border: 1px solid var(--comment-border);
      backdrop-filter: blur(4px);
    }
    .comment-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; flex-wrap: wrap; gap: 0.5rem; }
    .comment-user { 
      font-weight: 800; 
      font-size: 0.95rem; 
      display: flex; 
      align-items: center; 
      gap: 0.6rem; 
      color: var(--comment-user);
    }
    .user-avatar { 
      width: 32px; height: 32px; 
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      color: white;
      border-radius: 50%; 
      display: flex; 
      align-items: center; 
      justify-content: center; 
      font-size: 0.8rem; 
      font-weight: 900; 
    }
    .comment-time { 
      color: var(--comment-meta); 
      font-size: 0.75rem; 
    }
    .comment-text { 
      font-size: 0.9rem; 
      color: var(--comment-text); 
      text-align: justify; 
      margin-bottom: 1rem; 
    }
    
    .comment-actions { display: flex; flex-wrap: wrap; gap: 0.6rem; }
    .comment-action-btn { 
      background: transparent; 
      border: 1px solid var(--comment-border); 
      color: var(--comment-meta); 
      padding: 0.4rem 1rem; 
      border-radius: 2rem; 
      cursor: pointer; 
      font-size: 0.75rem; 
      font-weight: 700; 
      display: inline-flex; 
      align-items: center; 
      gap: 0.4rem; 
      transition: var(--transition); 
    }
    .comment-action-btn:hover { 
      color: var(--primary-neon); 
      border-color: var(--primary); 
      background: var(--surface);
    }

    .inline-reply-box { 
      max-height: 0; 
      opacity: 0; 
      overflow: hidden; 
      transition: var(--transition); 
    }
    .inline-reply-box.active { 
      max-height: 400px; 
      opacity: 1; 
      margin-top: 1.2rem; 
      padding: 1.5rem; 
      border: 1px solid var(--border); 
      border-radius: var(--radius-sm); 
      background: var(--reply-bg);
    }

    .comment-item .comment-replies { 
      margin-right: 1.5rem; 
      margin-top: 1.5rem; 
      display: flex; 
      flex-direction: column; 
      gap: 1.2rem; 
      border-right: 2px dashed var(--border-laser); 
      padding-right: 1.2rem; 
    }

    .form-group { margin-bottom: 1.5rem; }
    .form-group label { 
      display: block; 
      font-size: 0.85rem; 
      font-weight: 700; 
      margin-bottom: 0.4rem; 
      color: var(--text-light); 
    }
    .form-control { 
      width: 100%; 
      border: 1px solid var(--border-inner); 
      background: var(--surface-pure); 
      color: var(--text-main); 
      padding: 0.8rem 1.2rem; 
      border-radius: var(--radius-sm); 
      font-size: 0.9rem; 
      outline: none; 
      transition: var(--transition); 
    }
    .form-control:focus { border-color: var(--primary); box-shadow: 0 0 20px var(--primary-glow); }

    .lightbox { 
      position: fixed; top: 0; left: 0; width: 100%; height: 100%; 
      background: rgba(11, 11, 26, 0.85); 
      backdrop-filter: blur(12px); 
      z-index: 2000; 
      display: none; 
      align-items: center; 
      justify-content: center; 
      padding: 1rem; 
    }
    .lightbox.active { display: flex; }
    .lightbox-content { 
      background: var(--surface-pure); 
      max-width: 700px; 
      width: 100%; 
      border-radius: var(--radius-md); 
      border: 1px solid var(--border); 
      position: relative; 
      max-height: 90vh; 
      overflow-y: auto; 
      padding: 2rem 1.5rem;
    }
    .lightbox-close { position: absolute; top: 1rem; left: 1rem; z-index: 10; }

    .cyber-footer { 
      background: var(--surface-pure); 
      border-top: 2px solid transparent;
      border-image: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent)) 1;
      margin-top: 6rem; 
      padding: 4rem 0 2rem 0; 
    }
    .footer-container { 
      max-width: 1300px; 
      margin: 0 auto; 
      padding: 0 1.5rem; 
      display: grid; 
      grid-template-columns: 2fr repeat(2, 1fr); 
      gap: 2.5rem; 
    }
    .footer-brand .brand-title { 
      font-size: 1.3rem; 
      font-weight: 900; 
      color: var(--text-main); 
      margin-bottom: 1rem; 
      display: flex; 
      align-items: center; 
      gap: 0.8rem; 
    }
    .footer-brand .brand-desc { 
      font-size: 0.88rem; 
      color: var(--text-muted); 
      text-align: justify; 
      margin-bottom: 1.5rem; 
      max-width: 460px; 
    }
    
    .social-links { display: flex; gap: 0.8rem; }
    .social-links a { 
      width: 38px; height: 38px; 
      border: 1px solid var(--border-inner); 
      border-radius: 50%; 
      display: flex; 
      align-items: center; 
      justify-content: center; 
      color: var(--text-muted); 
      transition: var(--transition); 
    }
    .social-links a:hover { 
      border-color: var(--primary); 
      color: var(--primary-neon); 
      box-shadow: 0 0 20px var(--primary-glow);
    }

    .footer-links-col h4 { 
      font-size: 1rem; 
      font-weight: 800; 
      margin-bottom: 1.2rem; 
      color: var(--text-main); 
    }
    .footer-links-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.7rem; }
    .footer-links-col ul a { 
      font-size: 0.88rem; 
      color: var(--text-muted); 
      transition: var(--transition); 
      cursor: pointer; 
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
    }
    .footer-links-col ul a:hover { 
      color: var(--primary-neon); 
      padding-right: 4px; 
    }

    .footer-bottom { 
      max-width: 1300px; 
      margin: 3rem auto 0 auto; 
      padding: 1.5rem 1.5rem 0 1.5rem; 
      border-top: 1px solid var(--border-inner); 
      display: flex; 
      justify-content: space-between; 
      align-items: center; 
      flex-wrap: wrap; 
      gap: 1rem; 
      font-size: 0.8rem; 
      color: var(--text-muted); 
    }

    @media (max-width: 1200px) {
      .hero-title { font-size: 2.8rem; }
      .grid-3 { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.5rem; }
    }

    @media (max-width: 992px) {
      .menu-toggle { display: flex !important; }
      .nav-links { 
        position: fixed; top: 4.8rem; right: 1.5rem; left: 1.5rem; 
        background: var(--surface-pure); 
        border: 1px solid var(--border); 
        padding: 1.5rem; 
        border-radius: var(--radius-md); 
        flex-direction: column; 
        align-items: stretch; 
        display: none; 
        box-shadow: 0 25px 60px rgba(0,0,0,0.8); 
        gap: 0.3rem;
        z-index: 999;
      }
      .nav-links.active { display: flex; }
      .nav-links a { padding: 0.8rem 1rem; width: 100%; border-bottom: 1px solid var(--border-inner); border-radius: 0; }
      .nav-links a::after { display: none; }
      
      .hero-section { flex-direction: column-reverse; text-align: center; gap: 2rem; }
      .hero-title { font-size: 2.5rem; }
      .hero-tagline { border-right: none; border-left: 3px solid var(--primary); padding-left: 1rem; }
      .hero-desc { margin: 0 auto 2rem auto; }
      .hero-actions { justify-content: center; }
      
      .cyber-grid-frame { width: 240px; height: 240px; }
      .home-stats-grid { grid-template-columns: 1fr; }
      .stat-box { border-right: none; border-right: 3px solid var(--primary); }
      
      .footer-container { grid-template-columns: 1fr; text-align: center; }
      .footer-brand .brand-desc { margin: 1rem auto; }
      .social-links { justify-content: center; }
      .footer-bottom { justify-content: center; }
    }

    @media (max-width: 576px) {
      .hero-title { font-size: 2rem; }
      .btn { width: 100%; justify-content: center; }
      .comment-item .comment-replies { margin-right: 0.5rem; padding-right: 0.5rem; }
    }