:root {
  --cor-fundo: #1F2A27;
  --cor-card: #2C3A36;
  --cor-texto: #F7E7CE;
  --cor-botao: #1C1C1C;
  --cor-destaque: #3E6F68;
}

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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--cor-fundo);
  color: var(--cor-texto);

  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.home {
  justify-content: center;
  text-align: center;
  gap: 20px;
}

.container {
  background-color: var(--cor-card);
  padding: 30px;
  border-radius: 12px;
  max-width: 600px;
  width: 90%;
  margin-top: 30px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.3);
}

h1 {
  font-size: 28px;
}

h2 {
  font-size: 18px;
  opacity: 0.8;
}

.botao {
  display: inline-block;
  margin-top: 10px;
  padding: 8px 14px;
  background: var(--cor-botao);
  color: var(--cor-texto);
  text-decoration: none;
  border-radius: 6px;
  font-size: 14px;
}

button {
  padding: 8px 12px;
  margin: 5px;
  border: none;
  background: var(--cor-botao);
  color: var(--cor-texto);
  border-radius: 5px;
  cursor: pointer;
}

#grid {
  display: grid;
  gap: 2px;
  justify-content: center;
  margin-top: 20px;
  padding: 10px;
  background-color: var(--cor-destaque);
  border-radius: 8px;
}

.cell {
  cursor: pointer;
}

.done {
  outline: 2px solid #00ff88;
}

.galeria {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 15px;
  margin-top: 20px;
}

.galeria img {
  width: 100%;
  border-radius: 8px;
  cursor: pointer;
}

footer {
  margin-top: auto;
  font-size: 10px;
  opacity: 0.5;
  padding: 15px;
}

.galeria {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.card {
  background: var(--cor-card);
  padding: 10px;
  border-radius: 10px;
  text-align: center;
}

.card img {
  width: 100%;
  border-radius: 8px;
  margin-bottom: 10px;
}

a {
  color: var(--cor-texto);
}

.intro {
  max-width: 600px;
  margin: 20px auto;
  background: #ffffff10;
  padding: 20px;
  border-radius: 10px;
  color: #fff;
}