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

    body {
      background: #ffffff;
      color: #1e293b;
      line-height: 1.6;
    }

    a {
      text-decoration: none;
    }

    .container {
      width: 90%;
      max-width: 1200px;
      margin: auto;
    }

    /* HEADER */
    header {
      background: #0b1f3a;
      padding: 18px 0;
      position: sticky;
      top: 0;
      z-index: 1000;
      box-shadow: 0 2px 10px rgba(0,0,0,0.2);
    }

    .header-content {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
    }

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

    .logo-icon {
      width: 50px;
      height: 50px;
      border-radius: 14px;
      background: linear-gradient(135deg, #5b21b6, #2563eb);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
      font-size: 20px;
    }

    .logo h1 {
      font-size: 28px;
    }

    nav {
      display: flex;
      gap: 30px;
      align-items: center;
    }

    nav a {
      color: white;
      font-size: 18px;
      transition: 0.3s;
    }

    nav a:hover {
      color: #a855f7;
    }

    .btn-login {
      background: #7c3aed;
      color: white;
      padding: 12px 24px;
      border-radius: 12px;
      font-weight: bold;
      transition: 0.3s;
    }

    .btn-login:hover {
      background: #6d28d9;
    }

    /* HERO */
    .hero {
      background: linear-gradient(135deg, #0b1f3a, #1e3a8a, #5b21b6);
      color: white;
      padding: 80px 0;
    }

    .hero-content {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
      gap: 50px;
      align-items: center;
    }

    .hero-text span {
      background: rgba(255,255,255,0.2);
      padding: 10px 20px;
      border-radius: 30px;
      font-size: 14px;
    }

    .hero-text h2 {
      font-size: 52px;
      line-height: 1.2;
      margin-top: 25px;
    }

    .hero-text p {
      margin-top: 25px;
      font-size: 18px;
      color: #e2e8f0;
    }

    .hero-buttons {
      margin-top: 35px;
      display: flex;
      gap: 20px;
      flex-wrap: wrap;
    }

    .btn-primary {
      background: white;
      color: #0b1f3a;
      padding: 15px 28px;
      border-radius: 14px;
      font-weight: bold;
      transition: 0.3s;
    }

    .btn-primary:hover {
      transform: scale(1.05);
    }

    .btn-secondary {
      border: 2px solid white;
      color: white;
      padding: 15px 28px;
      border-radius: 14px;
      font-weight: bold;
      transition: 0.3s;
    }

    .btn-secondary:hover {
      background: white;
      color: #0b1f3a;
    }

    .hero-images {
      display: grid;
      gap: 25px;
    }

    .image-card {
      background: white;
      padding: 15px;
      border-radius: 24px;
      box-shadow: 0 10px 25px rgba(0,0,0,0.25);
    }

    .image-card img {
      width: 100%;
      height: 260px;
      object-fit: cover;
      border-radius: 18px;
    }

    .image-card p {
      text-align: center;
      margin-top: 15px;
      color: #0b1f3a;
      font-weight: bold;
    }

    /* FEATURES */
    .features {
      padding: 100px 0;
      background: #f8fafc;
    }

    .section-title {
      text-align: center;
      margin-bottom: 60px;
    }

    .section-title h3 {
      font-size: 42px;
      color: #0b1f3a;
    }

    .section-title p {
      max-width: 700px;
      margin: 20px auto 0;
      color: #64748b;
      font-size: 18px;
    }

    .feature-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
    }

    .feature-card {
      background: white;
      padding: 35px;
      border-radius: 24px;
      transition: 0.3s;
      box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    }

    .feature-card:hover {
      transform: translateY(-8px);
    }

    .feature-icon {
      width: 65px;
      height: 65px;
      border-radius: 18px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 28px;
      margin-bottom: 20px;
    }

    .blue {
      background: #dbeafe;
    }

    .purple {
      background: #ede9fe;
    }

    .feature-card h4 {
      font-size: 24px;
      color: #0b1f3a;
      margin-bottom: 15px;
    }

    .feature-card p {
      color: #64748b;
    }

    /* CONTACT */
    .contact {
      background: linear-gradient(135deg, #0b1f3a, #5b21b6);
      color: white;
      padding: 90px 0;
      text-align: center;
    }

    .contact h3 {
      font-size: 42px;
    }

    .contact p {
      max-width: 700px;
      margin: 25px auto;
      font-size: 18px;
      color: #e2e8f0;
    }

    .contact-buttons {
      margin-top: 40px;
      display: flex;
      justify-content: center;
      gap: 20px;
      flex-wrap: wrap;
    }

    /* FOOTER */
    footer {
      background: #071426;
      color: #cbd5e1;
      padding: 30px 0;
      border-top: 1px solid #1e293b;
      text-align: center;
    }

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

    .footer-content h5 {
      color: white;
      font-size: 24px;
      margin-bottom: 8px;
    }

    /* RESPONSIVO */
    @media (max-width: 768px) {
      .header-content {
        flex-direction: column;
        gap: 20px;
      }

      nav {
        flex-wrap: wrap;
        justify-content: center;
      }

      .hero-text h2 {
        font-size: 38px;
      }

      .section-title h3,
      .contact h3 {
        font-size: 32px;
      }

      .footer-content {
        flex-direction: column;
        text-align: center;
      }
    }
    
    .proposal-section{
    background: linear-gradient(135deg,#0b1f4d,#163a8a);
    padding:80px 20px;
}

.proposal-content{
    max-width:700px;
    margin:auto;
    background:#fff;
    border-radius:15px;
    padding:40px;
    box-shadow:0 15px 40px rgba(0,0,0,0.15);
}

.proposal-header{
    text-align:center;
    margin-bottom:30px;
}

.proposal-header h2{
    color:#163a8a;
    font-size:36px;
    font-weight:700;
    margin-bottom:10px;
}

.proposal-header p{
    color:#666;
    font-size:16px;
    line-height:1.6;
}

.form-group{
    margin-bottom:15px;
}

.form-group input{
    width:100%;
    padding:15px;
    border:1px solid #dcdcdc;
    border-radius:8px;
    font-size:16px;
    transition:0.3s;
}

.form-group input:focus{
    outline:none;
    border-color:#163a8a;
    box-shadow:0 0 10px rgba(22,58,138,.15);
}

.form-group textarea{
    width:100%;
    padding:15px;
    border:1px solid #dcdcdc;
    border-radius:8px;
    font-size:16px;
    transition:0.3s;
}

.form-group textarea:focus{
    outline:none;
    border-color:#163a8a;
    box-shadow:0 0 10px rgba(22,58,138,.15);
}

.btn-proposta{
    width:100%;
    border:none;
    padding:16px;
    background:#163a8a;
    color:#fff;
    font-size:18px;
    font-weight:600;
    border-radius:8px;
    cursor:pointer;
    transition:0.3s;
}

.btn-proposta:hover{
    background:#0b1f4d;
}

.btn-proposta:disabled{
    background:#94a3b8;
    cursor:not-allowed;
    opacity:0.7;
}

@media(max-width:768px){

    .proposal-content{
        padding:25px;
    }

    .proposal-header h2{
        font-size:28px;
    }

}