* {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    body {
      font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
      background: #0a0a0a;
      color: #fff;
      overflow-x: hidden;
    }

	.logo { width:420px; max-width:60%; filter: drop-shadow(0 8px 24px rgba(0,0,0,0.8)); }
    /* Hero Section */
    .hero {
      min-height: 100vh;
      background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
      position: relative;
      overflow: hidden;
      display: flex;
      align-items: center;
      padding: 80px 0;
    }

    .hero::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: 
        radial-gradient(circle at 20% 50%, rgba(120, 119, 198, 0.3), transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(252, 70, 107, 0.3), transparent 50%);
      animation: gradientShift 15s ease infinite;
    }

    @keyframes gradientShift {
      0%, 100% { opacity: 1; }
      50% { opacity: 0.8; }
    }

    .hero-content {
      position: relative;
      z-index: 2;
      text-align: center;
    }

    .hero h1 {
      font-size: clamp(2.5rem, 8vw, 5rem);
      font-weight: 800;
      margin-bottom: 24px;
      line-height: 1.1;
      text-shadow: 0 4px 30px rgba(0,0,0,0.3);
    }

    .hero p {
      font-size: clamp(1.1rem, 3vw, 1.5rem);
      margin-bottom: 40px;
      opacity: 0.95;
      max-width: 700px;
      margin-left: auto;
      margin-right: auto;
    }

    .btn-hero {
      background: white;
      color: #667eea;
      padding: 18px 48px;
      font-size: 1.25rem;
      font-weight: 700;
      border: none;
      border-radius: 50px;
      text-decoration: none;
      display: inline-block;
      transition: all 0.3s ease;
      box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    }

    .btn-hero:hover {
      transform: translateY(-4px) scale(1.05);
      box-shadow: 0 15px 50px rgba(0,0,0,0.3);
      color: #667eea;
    }

    .hero-image {
      max-width: 90%;
      margin: 50px auto 0;
      border-radius: 20px;
      box-shadow: 0 30px 90px rgba(0,0,0,0.5);
      animation: float 6s ease-in-out infinite;
    }

    @keyframes float {
      0%, 100% { transform: translateY(0px); }
      50% { transform: translateY(-20px); }
    }

    /* Features Section */
    .features {
      padding: 100px 0;
      background: #0a0a0a;
    }

    .section-title {
      text-align: center;
      font-size: clamp(2rem, 5vw, 3rem);
      font-weight: 800;
      margin-bottom: 60px;
      background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }

    .feature-card {
      background: linear-gradient(145deg, #1a1a1a, #0f0f0f);
      border-radius: 20px;
      padding: 40px 30px;
      height: 100%;
      border: 1px solid rgba(255,255,255,0.05);
      transition: all 0.4s ease;
      position: relative;
      overflow: hidden;
    }

    .feature-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 4px;
      background: linear-gradient(90deg, #667eea, #764ba2);
      transform: scaleX(0);
      transition: transform 0.4s ease;
    }

    .feature-card:hover {
      transform: translateY(-10px);
      border-color: rgba(102, 126, 234, 0.3);
      box-shadow: 0 20px 60px rgba(102, 126, 234, 0.2);
    }

    .feature-card:hover::before {
      transform: scaleX(1);
    }

    .feature-icon {
      font-size: 3rem;
      margin-bottom: 20px;
      display: inline-block;
      background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }

    .feature-card h3 {
      font-size: 1.5rem;
      font-weight: 700;
      margin-bottom: 15px;
    }

    .feature-card p {
      color: #999;
      line-height: 1.7;
      margin: 0;
    }

    /* How It Works */
    .how-it-works {
      padding: 100px 0;
      background: linear-gradient(180deg, #0a0a0a 0%, #1a1a1a 100%);
    }

    .step {
      text-align: center;
      padding: 30px;
      position: relative;
    }

    .step-number {
      width: 80px;
      height: 80px;
      border-radius: 50%;
      background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
      color: white;
      font-size: 2rem;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 20px;
      box-shadow: 0 10px 40px rgba(102, 126, 234, 0.4);
    }

    .step h4 {
      font-size: 1.5rem;
      margin-bottom: 15px;
      font-weight: 700;
    }

    .step p {
      color: #999;
      line-height: 1.6;
    }

    /* Tech Stack */
    .tech-stack {
      padding: 80px 0;
      background: #0a0a0a;
    }

    .tech-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 15px;
      justify-content: center;
      align-items: center;
    }

    .tech-badge {
      background: rgba(255,255,255,0.05);
      padding: 12px 24px;
      border-radius: 30px;
      font-weight: 600;
      font-size: 0.95rem;
      border: 1px solid rgba(255,255,255,0.1);
      transition: all 0.3s ease;
    }

    .tech-badge:hover {
      background: rgba(102, 126, 234, 0.2);
      border-color: rgba(102, 126, 234, 0.5);
      transform: translateY(-2px);
    }

    /* CTA Section */
    .cta-section {
      padding: 100px 0;
      background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
      position: relative;
      overflow: hidden;
    }

    .cta-section::before {
      content: '';
      position: absolute;
      top: -50%;
      left: -50%;
      width: 200%;
      height: 200%;
      background: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
      background-size: 50px 50px;
      animation: moveGrid 20s linear infinite;
    }

    @keyframes moveGrid {
      0% { transform: translate(0, 0); }
      100% { transform: translate(50px, 50px); }
    }

    .cta-content {
      position: relative;
      z-index: 2;
      text-align: center;
    }

    .cta-section h2 {
      font-size: clamp(2rem, 5vw, 3.5rem);
      font-weight: 800;
      margin-bottom: 30px;
    }

    .cta-section p {
      font-size: 1.25rem;
      margin-bottom: 40px;
      opacity: 0.95;
    }

    /* Footer */
    footer {
      background: #000;
      padding: 40px 0;
      text-align: center;
      border-top: 1px solid rgba(255,255,255,0.1);
    }

    footer p {
      color: #666;
      margin: 0;
    }

    footer a {
      color: #667eea;
      text-decoration: none;
      font-weight: 600;
    }

    footer a:hover {
      text-decoration: underline;
    }

    /* Scroll Animation */
    .fade-in {
      opacity: 0;
      transform: translateY(30px);
      transition: all 0.8s ease;
    }

    .fade-in.visible {
      opacity: 1;
      transform: translateY(0);
    }
	.hero-video {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 56.25%; /* Proporção 16:9 */
    overflow: hidden;
  }
  .hero-video iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
  }