:root {
  --primary: #d4b192;
  --secondary: #2c3e50;
  --glow-color: #7a6048;
  --border-radius: 8px;
}

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

body {
  font-family: 'Times New Roman', serif;
  padding: 20px;
  margin-top: 60px; /* Espaço para o header fixo */
  background: linear-gradient(135deg, #f5f7fa, #c3cfe2);
  min-height: 100vh;
}
h1 {
  text-align: center;
  margin: 15px 0;
  font-size: 2.2rem;
  color: #2c3e50;
}
h3 {
  text-align: center;
  margin: 35px 0;
  font-size: 1.4rem;
  color: #d4b192;
}

/* ========== NOVO HEADER ========== */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 60px;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 0 20px;
  z-index: 1000;
  backdrop-filter: blur(5px);
  border-bottom: 1px solid var(--primary);
}

.menu-icon {
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 22px;
  transition: transform 0.3s;
}

.menu-icon:hover {
  transform: scale(1.1);
}

.menu-icon span {
  display: block;
  width: 100%;
  height: 3px;
  background: var(--primary);
  border-radius: 3px;
  transition: 0.3s;
}

.menu-icon.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.menu-icon.active span:nth-child(2) {
  opacity: 0;
}

.menu-icon.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.menu {
  position: absolute;
  top: -1500px;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  max-width: 350px;
  background: rgba(44, 62, 80, 0.98);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: var(--border-radius);
  box-shadow: 0 4px 12px rgba(44, 62, 80, 0.98);
  padding: 15px 0;
  opacity: 0;
}

.menu.active {
  top: 65px;
  opacity: 1;
}

.menu ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 0 15px;
  list-style: none;
  max-height: 600px; /* Altura máxima */
  overflow-y: auto; /* Scroll apenas quando necessário */
  padding-right: 10px; /* Espaço para a barra de rolagem */
}

.menu-item {
  background: rgba(212, 177, 146, 0.1);
  border-radius: var(--border-radius);
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: var(--primary);
  font-size: 0.95em;
  padding: 0 20px;
  cursor: pointer;
  position: relative;
  transition: all 0.3s ease;
  border: 1px solid transparent;
}

.menu-item:hover {
  background: var(--primary);
  color: var(--secondary);
  transform: translateY(-2px);
  border-color: var(--secondary);
  box-shadow: 0 3px 8px rgba(122, 96, 72, 0.4);
}

.menu-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: var(--border-radius);
  background: radial-gradient(circle at center, 
             rgba(212, 177, 146, 0.2) 0%, 
             transparent 70%);
  opacity: 0;
  transition: opacity 0.3s;
}

.menu-item:hover::before {
  opacity: 1;
}

/* Ajustes responsivos */
@media (max-width: 768px) {
.menu-item {
    height: 25px; /* Reduz altura */
    font-size: 0.8em; /* Fonte menor */
    padding: 0 6px; /* Padding reduzido */
}
}

@media (max-width: 480px) {
.menu-list {
    flex-direction: row; /* Empilha os itens */
    gap: 2px; /* Espaçamento menor */
}

.menu-item {
    height: 20px; /* Altura mais compacta */
    font-size: 0.55em; /* Fonte menor */
    padding: 0 3px; /* Padding ainda menor */
}
}

.controls {
  margin-bottom: 30px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  padding: 5px 0;
  width: 100%;
  background: transparent; /* Remove o fundo específico */
  box-shadow: transparent; /* Remove o box-shadow */
}

select, button {
  align-items: center;
  justify-content: center;
  padding: 8px 15px;
  margin: 0 5px;
  border-radius: 4px;
  background: #fff;
  color: #2c3e50;
  border: 1px solid #d4b192;
  cursor: pointer;
  font-size: 0.9em;
}

.stone-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
  background: rgba(255,255,255,0.8);
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.stone-card {
  display: none;
  grid-template-columns: 1fr 2fr;
  gap: 20px;
  align-items: center;
}

.stone-visual {
  height: 150px;
  border-radius: 8px;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 1.2em;
  color: #fff;
  text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
}

.stone-info {
  text-align: left;
  padding: 10px;
}

.culture-meaning {
  margin: 10px 0;
  padding: 8px;
  background: rgba(44, 62, 80, 0.05);
  border-radius: 5px;
}

.keywords {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.keyword {
  background: #d4b192;
  color: #2c3e50;
  padding: 4px 8px;
  border-radius: 12px;
  font-size: 0.8em;
}

.meta-info p {
  margin: 5px 0;
  font-size: 0.9em;
}