:root {
  --cor-fundo: #1a1a1a;
  --cor-principal: #c4bc8a;
  --cor-destaque: #e6dfc4;
  --fonte-principal: 'EB Garamond', serif;
}

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

body {
  background-color: var(--cor-fundo);
  color: var(--cor-principal);
  font-family: var(--fonte-principal);
  overflow-x: hidden;
}

/* Header fixo */
header {
  width: 100%;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10;
  background-color: var(--cor-fundo);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 50px;
  border-bottom: 1px solid #333;
}

header img {
  height: 50px;
}

nav ul {
  display: flex;
  gap: 30px;
  list-style: none;
}

nav a {
  color: var(--cor-principal);
  text-decoration: none;
  font-size: 18px;
  transition: color 0.3s;
}

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

/* Menu mobile */
#btn-mobile {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
}

#hamburger {
  width: 25px;
  height: 2px;
  background: var(--cor-principal);
  display: block;
  position: relative;
}

#hamburger::before,
#hamburger::after {
  content: '';
  width: 25px;
  height: 2px;
  background: var(--cor-principal);
  position: absolute;
  left: 0;
  transition: 0.3s;
}

#hamburger::before { top: -8px; }
#hamburger::after { top: 8px; }

@media (max-width: 768px) {
  nav ul {
    display: none;
    position: absolute;
    width: 100%;
    top: 60px;
    right: 0;
    background-color: var(--cor-fundo);
    flex-direction: column;
    align-items: center;
    padding: 20px 0;
    border-top: 1px solid #333;
  }
  nav ul.active {
    display: flex;
  }
  #btn-mobile {
    display: block;
    z-index: 2;
  }
}

/* Conteúdo da página */
.container {
  padding: 120px 50px 60px 50px;
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.content h2 {
  font-size: 40px;
  margin-bottom: 20px;
  color: var(--cor-principal);
}

.content p {
  font-size: 19px;
  line-height: 1.9;
  color: var(--cor-principal);
  margin-bottom: 20px;
  text-align: justify;
}

.content .frase-final {
  margin-top: 30px;
  color: var(--cor-destaque);
  font-size: 18px;
  font-style: italic;
}

.imagem-arvore img {
  max-width: 100%;
  border-radius: 12px;
  border: 1px solid rgba(202, 196, 158, 0.3);
  box-shadow: 0 0 15px rgba(202, 196, 158, 0.1);
  margin-bottom: 50px;
}

/* Footer */
footer {
  text-align: center;
  padding: 30px 20px;
  color: var(--cor-principal);
  border-top: 1px solid #333;
  margin-top: 60px;
}