:root {
    --preto: #121212;
    --branco: #ffffff;
    --cinza: #e5e7eb;
    --cinza-escuro: #1f2937;
    
    /* Cores dos atletas */
    --roxo-maisa: #7e22ce;
    --roxo-claro-maisa: #a855f7;
    --azul-adrian: #1d4ed8;
    --azul-claro-adrian: #3b82f6;
  }
  
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition: all 0.3s ease;
  }
  
  /* Estilos Gerais */
  body {
    font-family: 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', sans-serif;
    line-height: 1.6;
    background-color: var(--preto);
    color: var(--branco);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
  }
  
  /* Cabeçalho Moderno */
  header {
    background: linear-gradient(135deg, var(--preto), var(--preto));
    text-align: center;
    padding: 2rem 1rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.03) 0%, rgba(18, 18, 18, 0) 70%);
    animation: rotate 20s linear infinite;
  }
  
  @keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
  }
  
  header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    color: var(--branco);
    position: relative;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
  }
  
  header p {
    font-size: 1.2rem;
    color: var(--cinza);
    position: relative;
  }
  
  /* Conteúdo Principal */
  main {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    text-align: center;
  }
  
  .titulo-secao {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    color: var(--branco);
    position: relative;
  }
  
  .titulo-secao::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, var(--azul-adrian), var(--roxo-maisa));
    border-radius: 3px;
  }
  
  /* Cards de Atletas */
  .container-atletas {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 2rem;
    max-width: 1000px;
    width: 100%;
  }
  
  .card-atleta {
    flex: 1;
    min-width: 300px;
    max-width: 400px;
    background-color: var(--cinza-escuro);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
    position: relative;
    overflow: hidden;
  }
  
  .card-atleta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
  }
  
  .card-atleta.maisa::before {
    background: linear-gradient(90deg, var(--roxo-maisa), var(--roxo-claro-maisa));
  }
  
  .card-atleta.adrian::before {
    background: linear-gradient(90deg, var(--azul-adrian), var(--azul-claro-adrian));
  }
  
  .card-atleta:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
  }
  
  .icone-atleta {
    font-size: 3rem;
    margin-bottom: 1rem;
  }
  
  .maisa .icone-atleta {
    color: var(--roxo-claro-maisa);
  }
  
  .adrian .icone-atleta {
    color: var(--azul-claro-adrian);
  }
  
  .nome-atleta {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    font-weight: bold;
  }
  
  .maisa .nome-atleta {
    color: var(--roxo-claro-maisa);
  }
  
  .adrian .nome-atleta {
    color: var(--azul-claro-adrian);
  }
  
  .descricao-atleta {
    color: var(--cinza);
    margin-bottom: 1.5rem;
  }
  
  .botao-acessar {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    font-weight: bold;
    text-decoration: none;
    transition: all 0.3s;
    border: 2px solid;
  }
  
  .maisa .botao-acessar {
    background-color: var(--roxo-maisa);
    color: white;
    border-color: var(--roxo-claro-maisa);
  }
  
  .maisa .botao-acessar:hover {
    background-color: var(--roxo-claro-maisa);
    box-shadow: 0 0 15px rgba(126, 34, 206, 0.5);
  }
  
  .adrian .botao-acessar {
    background-color: var(--azul-adrian);
    color: white;
    border-color: var(--azul-claro-adrian);
  }
  
  .adrian .botao-acessar:hover {
    background-color: var(--azul-claro-adrian);
    box-shadow: 0 0 15px rgba(29, 78, 216, 0.5);
  }
  
  /* Rodapé Estilizado */
  footer {
    text-align: center;
    padding: 1.5rem;
    background-color: var(--cinza-escuro);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  footer p {
    font-size: 0.9rem;
    color: var(--cinza);
  }
  
  /* Efeitos Especiais */
  .destaque {
    position: relative;
  }
  
  .destaque::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--roxo-claro-maisa), transparent);
    animation: highlight 2s infinite;
  }
  
  @keyframes highlight {
    0% { opacity: 0; transform: scaleX(0); }
    50% { opacity: 1; transform: scaleX(1); }
    100% { opacity: 0; transform: scaleX(0); }
  }
  
  /* Responsividade */
  @media (max-width: 768px) {
    header h1 {
      font-size: 2rem;
    }
    
    header p {
      font-size: 1rem;
    }
    
    .titulo-secao {
      font-size: 1.5rem;
    }
    
    .container-atletas {
      flex-direction: column;
      align-items: center;
    }
    
    .card-atleta {
      min-width: 100%;
    }
  }