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

    :root {
      --turquoise: #40E0D0;
      --cyan: #00CED1;
      --dark-cyan: #008B8B;
      --white: #FFFFFF;
      --light-blue: #E0F7FA;
      --text-dark: #2C3E50;
      --shadow: rgba(0, 206, 209, 0.2);
    }

    body {
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      background: linear-gradient(135deg, var(--light-blue) 0%, #B2EBF2 100%);
      color: var(--text-dark);
      line-height: 1.6;
      min-height: 100vh;
    }

    .header {
      background: linear-gradient(135deg, var(--turquoise) 0%, var(--cyan) 100%);
      color: var(--white);
      padding: 1.5rem 2rem;
      box-shadow: 0 4px 6px var(--shadow);
      display: flex;
      align-items: center;
      gap: 1rem;
      position: sticky;
      top: 0;
      z-index: 100;
    }

    .back-button {
      background: rgba(255, 255, 255, 0.2);
      border: none;
      color: var(--white);
      width: 45px;
      height: 45px;
      border-radius: 50%;
      cursor: pointer;
      font-size: 1.3rem;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: all 0.3s ease;
      text-decoration: none;
    }

    .back-button:hover {
      background: rgba(255, 255, 255, 0.3);
      transform: scale(1.05);
    }

    .header h1 {
      font-size: 1.5rem;
      font-weight: 600;
    }

    .container {
      max-width: 900px;
      margin: 2rem auto;
      padding: 0 1rem 2rem;
    }

    .content-card {
      background: var(--white);
      border-radius: 12px;
      padding: 3rem;
      box-shadow: 0 4px 12px var(--shadow);
    }

    .logo-container {
      text-align: center;
      margin-bottom: 2rem;
    }

    .logo-container img {
      max-width: 200px;
      height: auto;
    }

    .title {
      color: var(--dark-cyan);
      font-size: 2rem;
      margin-bottom: 1rem;
      text-align: center;
      padding-bottom: 1rem;
      border-bottom: 3px solid var(--turquoise);
    }

    .last-update {
      text-align: center;
      color: #666;
      font-size: 0.9rem;
      margin-bottom: 2rem;
    }

    .section {
      margin-bottom: 2.5rem;
    }

    .section-title {
      color: var(--cyan);
      font-size: 1.3rem;
      font-weight: 600;
      margin-bottom: 1rem;
      padding-left: 1rem;
      border-left: 4px solid var(--turquoise);
    }

    .section p {
      margin-bottom: 1rem;
      text-align: justify;
    }

    .section ul {
      margin-left: 2rem;
      margin-bottom: 1rem;
    }

    .section li {
      margin-bottom: 0.5rem;
    }

    .highlight {
      background: var(--light-blue);
      padding: 1.5rem;
      border-radius: 8px;
      border-left: 4px solid var(--cyan);
      margin: 1.5rem 0;
    }

    .highlight strong {
      color: var(--dark-cyan);
    }

    .warning-box {
      background: #FFF3E0;
      border-left: 4px solid #FF9800;
      padding: 1.5rem;
      border-radius: 8px;
      margin: 1.5rem 0;
    }

    .warning-box strong {
      color: #F57C00;
    }

    .contact-info {
      background: var(--light-blue);
      padding: 2rem;
      border-radius: 8px;
      text-align: center;
      margin-top: 2rem;
    }

    .contact-info h3 {
      color: var(--dark-cyan);
      margin-bottom: 1rem;
    }

    .contact-info a {
      color: var(--cyan);
      text-decoration: none;
      font-weight: 600;
    }

    .contact-info a:hover {
      text-decoration: underline;
    }

    @media (max-width: 768px) {
      .content-card {
        padding: 2rem 1.5rem;
      }

      .title {
        font-size: 1.5rem;
      }

      .section-title {
        font-size: 1.1rem;
      }
    }