/* ====== RESET & BASE ====== */
    *, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
      background: #0a0a0f;
      color: #e2e8f0;
      line-height: 1.6;
      overflow-x: hidden;
    }
    a { text-decoration: none; color: inherit; }
    ul { list-style: none; }
    img { max-width: 100%; display: block; }

    /* ====== SCROLLBAR ====== */
    ::-webkit-scrollbar { width: 8px; }
    ::-webkit-scrollbar-track { background: #0a0a0f; }
    ::-webkit-scrollbar-thumb { background: #2d2d44; border-radius: 4px; }
    ::-webkit-scrollbar-thumb:hover { background: #8b5cf6; }

    /* ====== UTILITY ====== */
    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 24px;
    }
    .section-title {
      font-size: 2.2rem;
      font-weight: 700;
      text-align: center;
      margin-bottom: 3rem;
      background: linear-gradient(135deg, #00e5ff 0%, #8b5cf6 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }
    .section-subtitle {
      text-align: center;
      color: #94a3b8;
      margin-top: -2rem;
      margin-bottom: 3rem;
      font-size: 1.05rem;
    }

    /* ====== AMBIENT GRID BACKGROUND ====== */
    .bg-grid {
      position: fixed;
      top: 0; left: 0;
      width: 100%; height: 100%;
      pointer-events: none;
      z-index: 0;
      background-image:
        linear-gradient(rgba(0, 229, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 229, 255, 0.03) 1px, transparent 1px);
      background-size: 60px 60px;
    }
    .bg-glow {
      position: fixed;
      top: -30vh; left: -20vw;
      width: 80vw; height: 80vh;
      background: radial-gradient(circle, rgba(0, 229, 255, 0.06) 0%, transparent 70%);
      pointer-events: none;
      z-index: 0;
    }
    .bg-glow-2 {
      position: fixed;
      bottom: -30vh; right: -20vw;
      width: 80vw; height: 80vh;
      background: radial-gradient(circle, rgba(139, 92, 246, 0.06) 0%, transparent 70%);
      pointer-events: none;
      z-index: 0;
    }

    /* ====== HEADER ====== */
    header {
      position: fixed;
      top: 0; left: 0; right: 0;
      z-index: 100;
      padding: 0 24px;
      transition: all 0.3s ease;
    }
    header.scrolled {
      background: rgba(10, 10, 15, 0.85);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border-bottom: 1px solid rgba(0, 229, 255, 0.08);
    }
    .header-inner {
      max-width: 1200px;
      margin: 0 auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-weight: 800;
      font-size: 1.5rem;
    }
    .logo-icon {
      width: 36px; height: 36px;
      background: linear-gradient(135deg, #00e5ff, #8b5cf6);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.2rem;
    }
    .logo-text {
      background: linear-gradient(135deg, #00e5ff 0%, #8b5cf6 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }
    .logo-dot {
      display: inline-block;
      width: 6px; height: 6px;
      background: #00e5ff;
      border-radius: 50%;
      margin-left: 2px;
      animation: pulse-dot 2s ease-in-out infinite;
    }
    @keyframes pulse-dot {
      0%, 100% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.3; transform: scale(0.6); }
    }

    nav {
      display: flex;
      align-items: center;
      gap: 32px;
    }
    nav a {
      font-size: 0.9rem;
      font-weight: 500;
      color: #94a3b8;
      transition: color 0.2s;
      position: relative;
    }
    nav a::after {
      content: '';
      position: absolute;
      bottom: -4px; left: 0;
      width: 0; height: 2px;
      background: linear-gradient(90deg, #00e5ff, #8b5cf6);
      transition: width 0.3s;
    }
    nav a:hover { color: #fff; }
    nav a:hover::after { width: 100%; }
    .nav-cta {
      background: linear-gradient(135deg, #00e5ff, #8b5cf6);
      color: #fff !important;
      padding: 8px 20px;
      border-radius: 8px;
      font-weight: 600 !important;
      transition: transform 0.2s, box-shadow 0.2s !important;
    }
    .nav-cta::after { display: none !important; }
    .nav-cta:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 30px rgba(0, 229, 255, 0.25);
    }

    /* Mobile menu */
    .menu-toggle {
      display: none;
      flex-direction: column;
      gap: 5px;
      background: none;
      border: none;
      cursor: pointer;
      padding: 4px;
    }
    .menu-toggle span {
      width: 24px; height: 2px;
      background: #e2e8f0;
      border-radius: 2px;
      transition: all 0.3s;
    }
    .menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
    .menu-toggle.active span:nth-child(2) { opacity: 0; }
    .menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

    /* ====== HERO ====== */
    .hero {
      position: relative;
      z-index: 1;
      min-height: 100vh;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      text-align: center;
      padding: 120px 24px 80px;
    }
    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 16px;
      border: 1px solid rgba(0, 229, 255, 0.2);
      border-radius: 100px;
      font-size: 0.8rem;
      font-weight: 500;
      color: #00e5ff;
      background: rgba(0, 229, 255, 0.05);
      margin-bottom: 28px;
      animation: fadeInUp 0.8s ease;
    }
    .hero-badge-dot {
      width: 6px; height: 6px;
      background: #00e5ff;
      border-radius: 50%;
      animation: pulse-dot 2s ease-in-out infinite;
    }
    .hero h1 {
      font-size: clamp(2.8rem, 8vw, 5.5rem);
      font-weight: 900;
      line-height: 1.05;
      margin-bottom: 24px;
      animation: fadeInUp 0.8s ease 0.1s both;
    }
    .hero h1 .gradient-text {
      background: linear-gradient(135deg, #00e5ff 0%, #8b5cf6 50%, #00e5ff 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      background-size: 200% auto;
      animation: shimmer 4s linear infinite;
    }
    @keyframes shimmer {
      0% { background-position: 0% center; }
      100% { background-position: 200% center; }
    }
    .hero p {
      font-size: clamp(1rem, 2vw, 1.25rem);
      color: #94a3b8;
      max-width: 640px;
      margin-bottom: 36px;
      animation: fadeInUp 0.8s ease 0.2s both;
    }
    .hero-actions {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
      justify-content: center;
      animation: fadeInUp 0.8s ease 0.3s both;
    }
    .btn-primary {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 14px 32px;
      background: linear-gradient(135deg, #00e5ff, #8b5cf6);
      color: #fff;
      border-radius: 12px;
      font-weight: 600;
      font-size: 0.95rem;
      border: none;
      cursor: pointer;
      transition: transform 0.2s, box-shadow 0.3s;
    }
    .btn-primary:hover {
      transform: translateY(-3px);
      box-shadow: 0 12px 40px rgba(0, 229, 255, 0.3);
    }
    .btn-secondary {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 14px 32px;
      border: 1px solid rgba(255,255,255,0.1);
      border-radius: 12px;
      color: #e2e8f0;
      font-weight: 500;
      font-size: 0.95rem;
      transition: all 0.2s;
      background: rgba(255,255,255,0.03);
    }
    .btn-secondary:hover {
      border-color: rgba(0, 229, 255, 0.3);
      background: rgba(0, 229, 255, 0.05);
    }

    /* Hero stats */
    .hero-stats {
      display: flex;
      gap: 48px;
      margin-top: 60px;
      animation: fadeInUp 0.8s ease 0.4s both;
    }
    .hero-stat {
      text-align: center;
    }
    .hero-stat-number {
      font-size: 1.8rem;
      font-weight: 700;
      color: #fff;
    }
    .hero-stat-number .cyan { color: #00e5ff; }
    .hero-stat-number .purple { color: #8b5cf6; }
    .hero-stat-label {
      font-size: 0.8rem;
      color: #64748b;
      margin-top: 4px;
    }

    /* Scroll indicator */
    .scroll-indicator {
      position: absolute;
      bottom: 32px;
      left: 50%;
      transform: translateX(-50%);
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 8px;
      color: #64748b;
      font-size: 0.75rem;
      animation: fadeInUp 0.8s ease 0.6s both;
    }
    .scroll-line {
      width: 1px;
      height: 40px;
      background: linear-gradient(to bottom, #00e5ff, transparent);
      animation: scrollPulse 2s ease-in-out infinite;
    }
    @keyframes scrollPulse {
      0%, 100% { opacity: 0.3; }
      50% { opacity: 1; }
    }

    /* ====== POSTS SECTION ====== */
    .posts-section {
      position: relative;
      z-index: 1;
      padding: 80px 0 100px;
    }
    .posts-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
      gap: 28px;
    }

    /* ====== CARD ====== */
    .post-card {
      background: rgba(18, 18, 30, 0.6);
      border: 1px solid rgba(255,255,255,0.04);
      border-radius: 16px;
      overflow: hidden;
      transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
      position: relative;
      backdrop-filter: blur(8px);
    }
    .post-card::before {
      content: '';
      position: absolute;
      top: 0; left: 0; right: 0;
      height: 2px;
      background: linear-gradient(90deg, #00e5ff, #8b5cf6, #00e5ff);
      background-size: 200% 100%;
      animation: shimmer 3s linear infinite;
      opacity: 0;
      transition: opacity 0.4s;
    }
    .post-card:hover::before { opacity: 1; }
    .post-card:hover {
      transform: translateY(-8px);
      border-color: rgba(0, 229, 255, 0.15);
      box-shadow: 0 20px 60px rgba(0, 229, 255, 0.08), 0 0 40px rgba(139, 92, 246, 0.05);
    }
    .post-card-image {
      width: 100%;
      height: 200px;
      background: linear-gradient(135deg, #1a1a2e, #16213e);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 3rem;
      position: relative;
      overflow: hidden;
    }
    .post-card-image::after {
      content: '';
      position: absolute;
      bottom: 0; left: 0; right: 0;
      height: 60px;
      background: linear-gradient(to top, rgba(18,18,30,0.9), transparent);
    }
    .post-card-image img.hero-img {
      position: absolute;
      top: 0; left: 0;
      width: 100%; height: 100%;
      object-fit: cover;
    }
    .post-card-image .emoji-bg {
      position: absolute;
      font-size: 5rem;
      opacity: 0.15;
      transform: rotate(-15deg);
    }
    .post-card-image .emoji-main { position: relative; z-index: 1; }
    .post-card-category {
      position: absolute;
      top: 16px; left: 16px;
      padding: 4px 12px;
      border-radius: 100px;
      font-size: 0.72rem;
      font-weight: 600;
      color: #fff;
      z-index: 2;
    }
    .cat-ai { background: rgba(0, 229, 255, 0.2); color: #00e5ff; border: 1px solid rgba(0, 229, 255, 0.2); }
    .cat-market { background: rgba(139, 92, 246, 0.2); color: #8b5cf6; border: 1px solid rgba(139, 92, 246, 0.2); }
    .cat-geo { background: rgba(255, 159, 67, 0.2); color: #ff9f43; border: 1px solid rgba(255, 159, 67, 0.2); }
    .cat-tech { background: rgba(6, 214, 160, 0.2); color: #06d6a0; border: 1px solid rgba(6, 214, 160, 0.2); }

    .post-card-body {
      padding: 24px;
    }
    .post-card-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 0.78rem;
      color: #64748b;
      margin-bottom: 12px;
    }
    .post-card-meta span {
      display: flex;
      align-items: center;
      gap: 4px;
    }
    .post-card-title {
      font-size: 1.15rem;
      font-weight: 700;
      line-height: 1.35;
      margin-bottom: 10px;
      color: #f1f5f9;
      transition: color 0.2s;
    }
    .post-card:hover .post-card-title { color: #00e5ff; }
    .post-card-excerpt {
      font-size: 0.88rem;
      color: #94a3b8;
      line-height: 1.6;
      margin-bottom: 16px;
    }
    .post-card-footer {
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .post-card-author {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .post-card-avatar {
      width: 32px; height: 32px;
      border-radius: 50%;
      background: linear-gradient(135deg, #00e5ff, #8b5cf6);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.7rem;
      font-weight: 700;
      color: #fff;
    }
    .post-card-author-name {
      font-size: 0.82rem;
      font-weight: 600;
      color: #cbd5e1;
    }
    .post-card-read {
      font-size: 0.8rem;
      color: #00e5ff;
      font-weight: 500;
      display: flex;
      align-items: center;
      gap: 4px;
      transition: gap 0.2s;
    }
    .post-card:hover .post-card-read { gap: 8px; }

    /* ====== NEWSLETTER ====== */
    .newsletter-section {
      position: relative;
      z-index: 1;
      padding: 80px 0;
    }
    .newsletter-box {
      background: linear-gradient(135deg, rgba(0, 229, 255, 0.04), rgba(139, 92, 246, 0.04));
      border: 1px solid rgba(0, 229, 255, 0.1);
      border-radius: 20px;
      padding: 60px 40px;
      text-align: center;
      max-width: 700px;
      margin: 0 auto;
      position: relative;
      overflow: hidden;
    }
    .newsletter-box::before {
      content: '';
      position: absolute;
      top: -50%; left: -50%;
      width: 200%; height: 200%;
      background: radial-gradient(circle at 30% 50%, rgba(0, 229, 255, 0.03) 0%, transparent 50%),
                  radial-gradient(circle at 70% 50%, rgba(139, 92, 246, 0.03) 0%, transparent 50%);
      pointer-events: none;
    }
    .newsletter-box h2 {
      font-size: 1.8rem;
      font-weight: 700;
      margin-bottom: 12px;
      position: relative;
    }
    .newsletter-box p {
      color: #94a3b8;
      margin-bottom: 28px;
      position: relative;
    }
    .newsletter-form {
      display: flex;
      gap: 12px;
      max-width: 480px;
      margin: 0 auto;
      position: relative;
    }
    .newsletter-form input {
      flex: 1;
      padding: 14px 20px;
      border-radius: 12px;
      border: 1px solid rgba(255,255,255,0.08);
      background: rgba(255,255,255,0.04);
      color: #e2e8f0;
      font-size: 0.9rem;
      font-family: inherit;
      outline: none;
      transition: border-color 0.2s;
    }
    .newsletter-form input:focus {
      border-color: #00e5ff;
    }
    .newsletter-form input::placeholder { color: #475569; }
    .newsletter-form button {
      padding: 14px 28px;
      background: linear-gradient(135deg, #00e5ff, #8b5cf6);
      color: #fff;
      border: none;
      border-radius: 12px;
      font-weight: 600;
      font-size: 0.9rem;
      cursor: pointer;
      transition: transform 0.2s, box-shadow 0.3s;
      white-space: nowrap;
    }
    .newsletter-form button:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 30px rgba(0, 229, 255, 0.25);
    }

    /* ====== FOOTER ====== */
    footer {
      position: relative;
      z-index: 1;
      border-top: 1px solid rgba(255,255,255,0.04);
      padding: 60px 0 30px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 40px;
    }
    .footer-brand p {
      color: #64748b;
      font-size: 0.88rem;
      margin-top: 16px;
      max-width: 300px;
    }
    .footer-col h4 {
      font-size: 0.82rem;
      font-weight: 600;
      color: #64748b;
      text-transform: uppercase;
      letter-spacing: 1px;
      margin-bottom: 16px;
    }
    .footer-col a {
      display: block;
      color: #94a3b8;
      font-size: 0.88rem;
      margin-bottom: 10px;
      transition: color 0.2s;
    }
    .footer-col a:hover { color: #00e5ff; }

    .footer-social {
      display: flex;
      gap: 12px;
      margin-top: 20px;
    }
    .footer-social a {
      width: 40px; height: 40px;
      border-radius: 10px;
      border: 1px solid rgba(255,255,255,0.06);
      background: rgba(255,255,255,0.02);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #64748b;
      font-size: 1.1rem;
      transition: all 0.3s;
    }
    .footer-social a:hover {
      border-color: rgba(0, 229, 255, 0.3);
      background: rgba(0, 229, 255, 0.05);
      color: #00e5ff;
      transform: translateY(-3px);
    }

    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,0.04);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.82rem;
      color: #475569;
    }
    .footer-bottom-links {
      display: flex;
      gap: 20px;
    }
    .footer-bottom-links a { color: #64748b; transition: color 0.2s; }
    .footer-bottom-links a:hover { color: #00e5ff; }

    /* ====== POST MODAL ====== */
    .modal-overlay {
      position: fixed;
      top: 0; left: 0; right: 0; bottom: 0;
      background: rgba(0,0,0,0.8);
      backdrop-filter: blur(12px);
      z-index: 200;
      display: none;
      align-items: center;
      justify-content: center;
      padding: 24px;
      opacity: 0;
      transition: opacity 0.3s;
    }
    .modal-overlay.active {
      display: flex;
      opacity: 1;
    }
    .modal-content {
      background: #12121a;
      border: 1px solid rgba(0, 229, 255, 0.1);
      border-radius: 20px;
      max-width: 720px;
      width: 100%;
      max-height: 90vh;
      overflow-y: auto;
      padding: 40px;
      position: relative;
      transform: translateY(20px);
      transition: transform 0.3s;
    }
    .modal-overlay.active .modal-content {
      transform: translateY(0);
    }
    .modal-close {
      position: absolute;
      top: 16px; right: 16px;
      background: none;
      border: none;
      color: #64748b;
      font-size: 1.5rem;
      cursor: pointer;
      width: 36px; height: 36px;
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: all 0.2s;
    }
    .modal-close:hover {
      background: rgba(255,255,255,0.05);
      color: #fff;
    }
    .modal-badge {
      display: inline-block;
      padding: 4px 12px;
      border-radius: 100px;
      font-size: 0.72rem;
      font-weight: 600;
      margin-bottom: 16px;
    }
    .modal-content h2 {
      font-size: 1.8rem;
      font-weight: 700;
      margin-bottom: 12px;
      line-height: 1.3;
    }
    .modal-meta {
      display: flex;
      gap: 16px;
      color: #64748b;
      font-size: 0.85rem;
      margin-bottom: 24px;
    }
    .modal-divider {
      height: 1px;
      background: rgba(255,255,255,0.06);
      margin-bottom: 24px;
    }
    .modal-hero {
      width: 100%;
      height: 280px;
      border-radius: 12px;
      overflow: hidden;
      margin-bottom: 20px;
    }
    .modal-hero img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .modal-body {
      color: #cbd5e1;
      font-size: 0.95rem;
      line-height: 1.75;
    }
    .modal-body p {
      margin-bottom: 18px;
    }
    .modal-body h3 {
      font-size: 1.25rem;
      font-weight: 600;
      color: #f1f5f9;
      margin-top: 28px;
      margin-bottom: 12px;
    }
    .modal-body blockquote {
      border-left: 3px solid #00e5ff;
      padding: 12px 20px;
      margin: 20px 0;
      background: rgba(0, 229, 255, 0.03);
      border-radius: 0 12px 12px 0;
      color: #94a3b8;
      font-style: italic;
    }
    .modal-body ul {
      padding-left: 20px;
      margin-bottom: 18px;
    }
    .modal-body ul li {
      list-style: disc;
      margin-bottom: 6px;
      color: #94a3b8;
    }

    /* ====== ANIMATIONS ====== */
    @keyframes fadeInUp {
      from { opacity: 0; transform: translateY(30px); }
      to { opacity: 1; transform: translateY(0); }
    }
    .fade-in {
      opacity: 1;
      transform: translateY(30px);
      transition: opacity 0.6s ease, transform 0.6s ease;
    }
    .fade-in.visible {
      opacity: 1;
      transform: translateY(0);
    }

    /* ====== RESPONSIVE ====== */
    @media (max-width: 900px) {
      .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
      }
    }
    @media (max-width: 768px) {
      .menu-toggle { display: flex; }
      nav {
        position: fixed;
        top: 72px; left: 0; right: 0;
        flex-direction: column;
        background: rgba(10, 10, 15, 0.95);
        backdrop-filter: blur(20px);
        padding: 24px;
        gap: 20px;
        border-bottom: 1px solid rgba(0, 229, 255, 0.08);
        transform: translateY(-120%);
        transition: transform 0.3s;
      }
      nav.open { transform: translateY(0); }
      nav a { font-size: 1rem; }
      .nav-cta { text-align: center; width: 100%; }

      .hero h1 { font-size: 2.4rem; }
      .hero-stats { gap: 24px; flex-wrap: wrap; justify-content: center; }
      .hero-stat-number { font-size: 1.4rem; }

      .posts-grid {
        grid-template-columns: 1fr;
      }
      .newsletter-box { padding: 40px 24px; }
      .newsletter-form { flex-direction: column; }

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
      }
      .modal-content { padding: 28px 20px; }
    }
    @media (max-width: 480px) {
      .hero { padding: 100px 16px 60px; }
      .hero h1 { font-size: 2rem; }
      .hero-actions { flex-direction: column; align-items: stretch; }
      .btn-primary, .btn-secondary { justify-content: center; }
      .section-title { font-size: 1.6rem; }
    }