:root.dark-mode {
  --bg-primary: #141414;
  --bg-secondary: #222;
  --text-primary: #fff;
  --text-secondary: #b3b3b3;
  --border-color: #fff;
  --profile-bg: transparent;
}

:root.light-mode {
  --bg-primary: #f5f5f1;
  --bg-secondary: #fff;
  --text-primary: #000;
  --text-secondary: #666;
  --border-color: #000;
  --profile-bg: #f0f0f0;
}

:root {
  --bg-primary: #141414;
  --bg-secondary: #222;
  --text-primary: #fff;
  --text-secondary: #b3b3b3;
  --border-color: #fff;
  --profile-bg: transparent;
}

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: "Segoe UI", Arial, Helvetica, sans-serif;
  margin: 0;
  min-height: 100vh;
  transition:
    background-color 0.3s ease,
    color 0.3s ease;
}

main {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 24px;
}

.theme-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 2px solid var(--border-color);
  border-radius: 8px;
  padding: 10px 16px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 1000;
}

.theme-toggle:hover {
  transform: scale(1.05);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.theme-toggle:focus-visible {
  outline: 2px solid var(--border-color);
  outline-offset: 2px;
}

h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: bold;
  text-align: center;
  margin: 0 0 2rem;
  letter-spacing: 1px;
  color: var(--text-primary);
}

section[aria-label="Perfis disponíveis"] {
  width: 100%;
  max-width: 1200px;
  display: flex;
  justify-content: center;
}

ul.profiles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  justify-content: center;
  gap: 2rem;
  margin: 0 auto;
  list-style: none;
  padding: 0;
  width: 100%;
  max-width: 680px;
}

ul.profiles ol {
  list-style: none;
  padding: 0;
  margin: 0;
  display: contents;
}

.profile {
  width: 140px;
  display: block;
  text-decoration: none;
  color: var(--text-primary);
  border: 0;
  border-radius: 12px;
  overflow: visible;
  background: var(--profile-bg);
}

.profile figure {
  border: 2px solid transparent;
  border-radius: 10px;
  padding: 2px;
  transition:
    border-color 0.2s ease,
    transform 0.2s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 0;
  background: transparent;
  text-align: center;
}

.profile:focus-visible figure {
  border-color: var(--border-color);
}

figure {
  margin: 0;
}

img {
  width: 120px;
  height: 120px;
  border-radius: 6px;
  object-fit: cover;
  margin-bottom: 0.5rem;
  background: var(--bg-secondary);
  display: block;
  border: 2px solid transparent;
  transition:
    transform 0.2s ease,
    border-color 0.2s ease;
  box-sizing: border-box;
}

.profile:hover img,
.profile:focus-visible img {
  transform: scale(1.06);
  border-color: var(--border-color);
}

figcaption {
  font-size: 1.1rem;
  font-weight: 500;
  margin-top: 0.5rem;
  letter-spacing: 0.5px;
  transition: transform 0.2s ease;
}

.profile:hover figcaption,
.profile:focus-visible figcaption {
  transform: scale(1.06);
}

/* Responsividade */
@media (max-width: 768px) {
  main {
    padding: 20px 16px;
  }

  h1 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    margin-bottom: 1.5rem;
  }

  nav.profiles {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1.5rem;
    max-width: 480px;
  }

  .profile {
    width: 120px;
  }

  img {
    width: 100px;
    height: 100px;
  }

  figcaption {
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  main {
    padding: 16px 12px;
  }

  h1 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: 1rem;
  }

  nav.profiles {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    max-width: 320px;
  }

  .profile {
    width: 100%;
  }

  img {
    width: 80px;
    height: 80px;
  }

  figcaption {
    font-size: 0.9rem;
  }

  .gerenciar {
    margin-top: 20px;
  }
} /* <--- Adicione esta chave para fechar o @media */

/* 2. Coloque os estilos do botão AQUI (fora de qualquer @media) */
.botao-gerenciar {
    background: transparent;
    border: 1px solid grey;
    color: grey;
    padding: 10px 30px;
    /* Dica: use rem ou px em vez de vw para o texto não sumir em telas grandes */
    font-size: 1rem; 
    text-transform: uppercase;
    letter-spacing: 2px;
    cursor: pointer;
    font-weight: 200;
    transition: all 0.3s;
    margin-top: 40px; /* Adicionado para dar espaço dos perfis */
}

.botao-gerenciar:hover {
    border-color: #e5e5e5;
    color: #e5e5e5;
}