* {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
      font-family: Inter, Arial, sans-serif;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      background: #f7f8fc;
      color: #101828;
    }

    a {
      text-decoration: none;
    }

    .container {
      width: min(1180px, 92%);
      margin: 0 auto;
    }

    /* Header */
    .header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(255, 255, 255, 0.86);
      backdrop-filter: blur(16px);
      border-bottom: 1px solid #e5e7eb;
    }

    .navbar {
      height: 78px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }

    .logo {
      display: flex;
      align-items: center;
      gap: 12px;
      color: #101828;
    }

    .logo-icon {
      width: 48px;
      height: 48px;
      border-radius: 14px;
      overflow: hidden;
      background: #f0e9ff;
      flex-shrink: 0;
    }

    .logo-icon img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

    .logo-text strong {
      display: block;
      font-size: 17px;
      line-height: 1.2;
    }

    .logo-text span {
      font-size: 12px;
      color: #667085;
      font-weight: 700;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 28px;
    }

    .nav-links a {
      color: #475467;
      font-size: 14px;
      font-weight: 800;
    }

    .nav-links a:hover {
      color: #6c3cff;
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      border-radius: 12px;
      padding: 13px 18px;
      font-weight: 900;
      font-size: 14px;
      cursor: pointer;
      border: none;
      transition: 0.25s ease;
    }

    .btn-primary {
      background: #6c3cff;
      color: #fff;
      box-shadow: 0 14px 26px rgba(108, 60, 255, 0.25);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      background: #5b2eff;
    }

    .btn-secondary {
      background: #fff;
      color: #344054;
      border: 1px solid #e5e7eb;
    }

    .btn-secondary:hover {
      border-color: #ddd6fe;
      color: #5b2eff;
    }

    /* Hero */
    .hero {
      position: relative;
      padding: 92px 0 70px;
      overflow: hidden;
    }

    .hero::before {
      content: "";
      position: absolute;
      width: 620px;
      height: 620px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(108, 60, 255, 0.20), transparent 66%);
      top: -220px;
      right: -160px;
      z-index: 0;
    }

    .hero-grid {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: 1.05fr 0.95fr;
      gap: 54px;
      align-items: center;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #f0e9ff;
      color: #5b2eff;
      padding: 9px 13px;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 900;
      margin-bottom: 20px;
    }

    .hero h1 {
      font-size: clamp(42px, 5vw, 68px);
      line-height: 1.05;
      letter-spacing: -2px;
      margin-bottom: 22px;
    }

    .hero h1 span {
      color: #6c3cff;
    }

    .hero p {
      color: #667085;
      font-size: 18px;
      line-height: 1.75;
      max-width: 610px;
      margin-bottom: 30px;
    }

    .hero-actions {
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
      margin-bottom: 30px;
    }

    .hero-points {
      display: flex;
      gap: 18px;
      flex-wrap: wrap;
      color: #475467;
      font-size: 14px;
      font-weight: 800;
    }

    .hero-card {
      background: #fff;
      border: 1px solid #e5e7eb;
      border-radius: 30px;
      padding: 28px;
      box-shadow: 0 24px 70px rgba(16, 24, 40, 0.10);
      position: relative;
    }

    .hero-card::after {
      content: "";
      position: absolute;
      width: 120px;
      height: 120px;
      background: #22c55e;
      opacity: 0.12;
      border-radius: 50%;
      right: -35px;
      bottom: -35px;
    }

    .chat-window {
      border: 1px solid #e5e7eb;
      border-radius: 24px;
      overflow: hidden;
      background: #fff;
      position: relative;
      z-index: 1;
    }

    .chat-top {
      background: linear-gradient(135deg, #7c3aed, #4f46e5);
      color: #fff;
      padding: 20px;
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .chat-logo {
      width: 48px;
      height: 48px;
      border-radius: 14px;
      overflow: hidden;
      background: #fff;
    }

    .chat-logo img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .chat-top h3 {
      font-size: 16px;
      margin-bottom: 4px;
    }

    .chat-top span {
      font-size: 12px;
      color: #dcfce7;
      font-weight: 800;
    }

    .chat-body {
      padding: 20px;
      background: #fcfcfd;
    }

    .message {
      max-width: 86%;
      padding: 14px 16px;
      border-radius: 18px;
      font-size: 14px;
      line-height: 1.55;
      margin-bottom: 14px;
    }

    .message.ai {
      background: #f0e9ff;
      color: #344054;
      border-top-left-radius: 5px;
    }

    .message.user {
      background: #6c3cff;
      color: #fff;
      margin-left: auto;
      border-top-right-radius: 5px;
    }

    .product-row {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 10px;
      margin-top: 14px;
    }

    .mini-product {
      background: #fff;
      border: 1px solid #e5e7eb;
      border-radius: 14px;
      padding: 12px;
      text-align: center;
    }

    .mini-product .emoji {
      height: 58px;
      border-radius: 12px;
      background: #f8fafc;
      display: grid;
      place-items: center;
      font-size: 28px;
      margin-bottom: 8px;
    }

    .mini-product h4 {
      font-size: 11px;
      margin-bottom: 5px;
    }

    .mini-product strong {
      color: #5b2eff;
      font-size: 12px;
    }

    .chat-input {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 16px;
      border-top: 1px solid #e5e7eb;
      background: #fff;
    }

    .chat-input span {
      flex: 1;
      background: #f8fafc;
      color: #98a2b3;
      border-radius: 12px;
      padding: 13px;
      font-size: 13px;
    }

    .send {
      width: 42px;
      height: 42px;
      border-radius: 12px;
      border: none;
      background: #6c3cff;
      color: #fff;
      font-weight: 900;
    }

    /* Sections */
    section {
      padding: 82px 0;
    }

    .section-header {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 46px;
    }

    .section-header span {
      color: #6c3cff;
      font-size: 13px;
      font-weight: 900;
      text-transform: uppercase;
      letter-spacing: 1px;
    }

    .section-header h2 {
      font-size: clamp(32px, 4vw, 46px);
      margin: 12px 0 14px;
      letter-spacing: -1px;
    }

    .section-header p {
      color: #667085;
      line-height: 1.75;
      font-size: 16px;
    }

    /* Features */
    .features-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .feature-card {
      background: #fff;
      border: 1px solid #e5e7eb;
      border-radius: 22px;
      padding: 26px;
      box-shadow: 0 12px 30px rgba(16, 24, 40, 0.04);
      transition: 0.25s ease;
    }

    .feature-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 18px 40px rgba(108, 60, 255, 0.12);
      border-color: #ddd6fe;
    }

    .feature-icon {
      width: 54px;
      height: 54px;
      border-radius: 16px;
      display: grid;
      place-items: center;
      background: #f0e9ff;
      color: #6c3cff;
      font-size: 24px;
      margin-bottom: 18px;
    }

    .feature-card h3 {
      font-size: 19px;
      margin-bottom: 10px;
    }

    .feature-card p {
      color: #667085;
      line-height: 1.7;
      font-size: 14px;
    }

    /* About */
    .about {
      background: #fff;
    }

    .about-grid {
      display: grid;
      grid-template-columns: 0.95fr 1.05fr;
      gap: 54px;
      align-items: center;
    }

    .about-visual {
      background: linear-gradient(135deg, #f0e9ff, #ffffff);
      border: 1px solid #e9d5ff;
      border-radius: 30px;
      padding: 34px;
      text-align: center;
      box-shadow: 0 20px 50px rgba(108, 60, 255, 0.10);
    }

    .about-visual img {
      width: min(320px, 80%);
      border-radius: 30px;
    }

    .about-content span {
      color: #6c3cff;
      font-size: 13px;
      font-weight: 900;
      text-transform: uppercase;
      letter-spacing: 1px;
    }

    .about-content h2 {
      font-size: clamp(32px, 4vw, 46px);
      margin: 12px 0 18px;
      letter-spacing: -1px;
    }

    .about-content p {
      color: #667085;
      line-height: 1.8;
      margin-bottom: 22px;
      font-size: 16px;
    }

    .about-list {
      display: grid;
      gap: 14px;
      margin-top: 22px;
    }

    .about-list div {
      background: #f8fafc;
      border: 1px solid #e5e7eb;
      border-radius: 14px;
      padding: 14px;
      color: #344054;
      font-weight: 800;
      font-size: 14px;
    }

    /* Testimonials */
    .testimonial-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .testimonial-card {
      background: #fff;
      border: 1px solid #e5e7eb;
      border-radius: 22px;
      padding: 26px;
      box-shadow: 0 12px 30px rgba(16, 24, 40, 0.04);
    }

    .stars {
      color: #f59e0b;
      margin-bottom: 14px;
      font-size: 18px;
    }

    .testimonial-card p {
      color: #475467;
      line-height: 1.75;
      margin-bottom: 20px;
      font-size: 15px;
    }

    .person {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .person-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: #6c3cff;
      color: #fff;
      display: grid;
      place-items: center;
      font-weight: 900;
    }

    .person strong {
      display: block;
      font-size: 14px;
    }

    .person span {
      font-size: 12px;
      color: #667085;
      font-weight: 700;
    }

    /* Pricing */
    .pricing {
      background: #fff;
    }

    .pricing-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }

    .pricing-card {
      background: #fff;
      border: 1px solid #e5e7eb;
      border-radius: 26px;
      padding: 30px;
      position: relative;
      box-shadow: 0 12px 30px rgba(16, 24, 40, 0.04);
    }

    .pricing-card.featured {
      border: 2px solid #6c3cff;
      box-shadow: 0 24px 55px rgba(108, 60, 255, 0.18);
      transform: translateY(-10px);
    }

    .popular {
      position: absolute;
      right: 24px;
      top: 22px;
      background: #6c3cff;
      color: #fff;
      border-radius: 999px;
      padding: 7px 11px;
      font-size: 11px;
      font-weight: 900;
    }

    .pricing-card h3 {
      font-size: 22px;
      margin-bottom: 10px;
    }

    .pricing-card p {
      color: #667085;
      line-height: 1.6;
      font-size: 14px;
      margin-bottom: 20px;
    }

    .price {
      font-size: 42px;
      font-weight: 900;
      letter-spacing: -1px;
      margin-bottom: 4px;
    }

    .price span {
      font-size: 14px;
      color: #667085;
      font-weight: 800;
    }

    .pricing-list {
      display: grid;
      gap: 13px;
      margin: 24px 0;
    }

    .pricing-list div {
      color: #344054;
      font-size: 14px;
      font-weight: 800;
    }

    .pricing-card .btn {
      width: 100%;
    }

    /* FAQ */
    .faq-list {
      max-width: 860px;
      margin: 0 auto;
      display: grid;
      gap: 14px;
    }

    .faq-item {
      background: #fff;
      border: 1px solid #e5e7eb;
      border-radius: 18px;
      padding: 22px;
      box-shadow: 0 10px 24px rgba(16, 24, 40, 0.04);
    }

    .faq-item h3 {
      font-size: 17px;
      margin-bottom: 10px;
    }

    .faq-item p {
      color: #667085;
      line-height: 1.75;
      font-size: 15px;
    }

    /* CTA */
    .cta {
      padding: 78px 0;
      background: linear-gradient(135deg, #6c3cff, #4f46e5);
      color: #fff;
      text-align: center;
    }

    .cta h2 {
      font-size: clamp(32px, 4vw, 48px);
      margin-bottom: 16px;
      letter-spacing: -1px;
    }

    .cta p {
      color: #ede9fe;
      font-size: 17px;
      line-height: 1.7;
      max-width: 720px;
      margin: 0 auto 26px;
    }

    .cta .btn-secondary {
      background: #fff;
      color: #5b2eff;
      border: none;
    }

    /* Footer */
    .footer {
      background: #101828;
      color: #fff;
      padding: 34px 0;
    }

    .footer-content {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 20px;
      flex-wrap: wrap;
    }

    .footer p {
      color: #98a2b3;
      font-size: 14px;
    }

    .footer-links {
      display: flex;
      gap: 20px;
      flex-wrap: wrap;
    }

    .footer-links a {
      color: #d0d5dd;
      font-size: 14px;
      font-weight: 700;
    }

    /* Responsive */
    @media (max-width: 1024px) {
      .hero-grid,
      .about-grid {
        grid-template-columns: 1fr;
      }

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

      .pricing-card.featured {
        transform: none;
      }
    }

    @media (max-width: 768px) {
      .navbar {
        height: auto;
        padding: 16px 0;
        flex-direction: column;
        align-items: flex-start;
      }

      .nav-links {
        width: 100%;
        overflow-x: auto;
        gap: 18px;
        padding-bottom: 4px;
      }

      .nav-actions {
        width: 100%;
      }

      .nav-actions .btn {
        width: 100%;
      }

      .hero {
        padding: 62px 0 54px;
      }

      .features-grid,
      .testimonial-grid,
      .pricing-grid {
        grid-template-columns: 1fr;
      }

      .product-row {
        grid-template-columns: 1fr;
      }

      .footer-content {
        flex-direction: column;
        align-items: flex-start;
      }
    }