/* --- CONFIGURAÇÕES GLOBAIS E TEMA --- */
:root {
  --cor-primaria: #9D00FF;
  --cor-secundaria: #9D00FF;
  --cor-fundo: #06060a;
  --cor-texto: #f0f0f0;
  --cor-hover: #9D00FF;
  --fundo: #0c0c1d;
  --card: #0f1116;
  --card-borda: rgba(97, 27, 255, 0.2);
  --card-hover: rgba(87, 27, 255, 0.1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Roboto', sans-serif;
  background: var(--cor-fundo);
  color: var(--cor-texto);
  overflow-x: hidden;
  min-height: 100vh;
}

::-webkit-scrollbar { width: 7px; }
::-webkit-scrollbar-track { background: var(--cor-secundaria); }
::-webkit-scrollbar-thumb { background-color: var(--cor-primaria); border-radius: 7px; border: 2px solid var(--cor-secundaria); }

/* --- HEADER PADRÃO PARA DESKTOP --- */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: rgba(16, 30, 42, 0.85);
  backdrop-filter: blur(5px);
  padding: 20px 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 999;
  transition: top 0.3s ease;
}

.logo {
  font-family: 'Orbitron', sans-serif;
  font-size: 20px;
  font-weight: bold;
  color: var(--cor-primaria);
}
    
nav#menu {
  display: flex;
  gap: 24px;
}

nav#menu a {
  text-decoration: none;
  color: var(--cor-texto);
  font-weight: 500;
  transition: color 0.3s ease;
  position: relative;
  padding-bottom: 5px;
}

nav#menu a:hover {
  color: var(--cor-hover);
}

/* Marca o link da página atual */
nav#menu a.active {
  color: var(--cor-primaria);
}
nav#menu a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--cor-primaria);
}

/* --- ESTILOS DO CONTEÚDO DA PÁGINA DE REGRAS --- */
.main-content {
  padding: 120px 20px 40px; /* Espaçamento do topo para não ficar atrás do header */
  max-width: 1000px;
  margin: 0 auto;
  text-align: center;
}

.main-title {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(2rem, 5vw, 2.5rem);
  color: var(--cor-primaria);
  margin-bottom: 1rem;
  text-shadow: 0 0 10px rgba(97, 27, 255, 0.5);
}

.main-subtitle {
  font-size: 1.1rem;
  color: #ccc;
  margin-bottom: 3rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.rules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 25px;
}

.rule-card {
  background: var(--card);
  border: 1px solid var(--card);
  border-radius: 15px;
  padding: 30px 20px;
  text-decoration: none;
  color: var(--cor-texto);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 15px;
  transition: transform 0.3s ease, background 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.rule-card:hover {
  transform: translateY(-8px);
  background: var(--card);
  border-color: var(--cor-primaria);
  box-shadow: 0 0 25px rgba(97, 27, 255, 0.3);
}

.rule-card .icon {
  font-size: 50px;
  color: var(--cor-primaria);
  line-height: 1;
}

.rule-card .title {
  font-size: 1.3rem;
  font-weight: 500;
}

/* --- MENU MOBILE INFERIOR --- */
.mobile-bottom-nav {
  display: none; /* Escondido por padrão no desktop */
}

/* --- MEDIA QUERY PARA AJUSTES EM TELAS MENORES --- */
@media (max-width: 768px) {
  body {
    padding-bottom: 120px; /* Espaço para o menu inferior */
  }
  
  header {
    display: none; /* Esconde o header de desktop */
  }

  .main-content {
    padding-top: 60px; /* Reduz padding superior no mobile */
  }
  
  .mobile-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    display: flex;
    justify-content: space-around;
    align-items: center;
    background-color: rgba(16, 30, 42, 0.9);
    backdrop-filter: blur(5px);
    margin: 15px;
    border-radius: 30px;
    padding: 5px 0;
    box-shadow: 0 -2px 15px rgba(97, 27, 255, 0.15);
    border: 1px solid var(--card-borda);
  }

  .nav__link {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--cor-texto);
    padding: 8px;
    transition: color 0.3s ease;
  }
  
  .nav__link:hover, .nav__link--active {
    color: var(--cor-primaria);
  }

  .nav__link i {
    font-size: 24px;
    margin-bottom: 3px;
  }

  .nav__text {
    font-size: 11px;
  }

  .nav__link--central {
    transform: translateY(-20px);
    background-color: var(--cor-primaria);
    color: var(--cor-texto);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 4px solid var(--fundo);
    box-shadow: 0 0 20px rgba(97, 27, 255, 0.5);
  }

  .nav__link--central:hover {
    color: var(--cor-secundaria);
    background-color: var(--cor-texto);
    transform: translateY(-20px) scale(1.05);
  }
  
  .nav__link--central i {
    font-size: 32px;
    margin-bottom: 0;
  }
}