:root {
  --bg-color: #ffffff;
  --text-color: #333333;
  --hover-bg: rgba(0, 0, 0, 0.1);
  --card-bg: #fafafa;
  --border-color: #eeeeee;
  --footer-bg: #f8f8f8;
  --hero-bg: #ffffff;
  --section-bg: #ffffff;
  --btn-bg: #c4a47c;
  --btn-hover: #a38764;
  --shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] {
  --bg-color: #121212;
  --text-color: #f5f5f5;
  --hover-bg: rgba(255, 255, 255, 0.1);
  --card-bg: #1e1e1e;
  --border-color: #333333;
  --footer-bg: #1a1a1a;
  --hero-bg: #1a1a1a;
  --section-bg: #1e1e1e;
  --btn-bg: #8b6d46;
  --btn-hover: #6e5637;
  --shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  transition: background-color 0.3s, color 0.3s, border-color 0.3s;
}

body {
  font-family: "Helvetica Neue", sans-serif;
  line-height: 1.6;
  background-color: var(--bg-color);
  color: var(--text-color);
}

/* Navbar */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 5%;
  /* background-color: var(--bg-color); */
  background-color: var(--btn-bg);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.navbar h1 {
  font-size: 1.5rem;
  letter-spacing: 1px;
}

h1 a {
  text-decoration: none;
  color: var(--text-color);
  font-weight: bold;
}

.navbar-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.menu {
  list-style: none;
  display: flex;
  gap: 2rem;
}

.menu li a {
  text-decoration: none;
  color: var(--text-color);
  font-weight: 600;
  transition: color 0.3s;
}

.menu li a:hover {
  color: var(--bg-color);
}

/* Botão tema */
.theme-toggle {
  background: none;
  border: none;
  color: var(--text-color);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 50%;
  transition: all 0.3s ease;
}

.theme-toggle:hover {
  background-color: var(--hover-bg);
}

/* Menu Mobile */
.menu-toggle {
  display: none;
  cursor: pointer;
  font-size: 1.5rem;
  color: var(--text-color);
  z-index: 1001;
}

/* Hero */
.hero {
  height: 80vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: var(--text-color);
  text-align: center;
  padding: 2rem;
  background-color: var(--hero-bg);
}

.hero h1 {
  font-size: 3rem;
  max-width: 800px;
  margin-bottom: 1.5rem;
}

.btn {
  background-color: var(--btn-bg);
  color: #fff;
  padding: 0.8rem 2rem;
  border: none;
  font-size: 1rem;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.3s ease;
  text-decoration: none;
  display: inline-block;
}

.btn:hover {
  background-color: var(--btn-hover);
}

.carousel {
  overflow: hidden;
  width: 100%;
}

.carousel-track {
  display: flex;
  gap: 1rem;
  animation: scroll 20s linear infinite;
}

.carousel-track img {
  width: 100%;
  max-width: 400px;
  border-radius: 1rem;
  flex-shrink: 0;
}

@keyframes scroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-100%);
  }
}

/* Seções */
section {
  padding: 4rem 5%;
  max-width: 1100px;
  margin: 0 auto;
  background-color: var(--section-bg);
}

section h2 {
  font-size: 2rem;
  margin-bottom: 2rem;
  color: var(--text-color);
  border-left: 4px solid var(--btn-bg);
  padding-left: 1rem;
}

section p,
section ul {
  font-size: 1.1rem;
  color: var(--text-color);
}

/* Lista de serviços */
.cards-servicos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.card-servico {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  padding: 2rem;
  border-radius: 8px;
  box-shadow: var(--shadow);
  transition: transform 0.3s, box-shadow 0.3s;
}

.card-servico h3 {
  font-size: 1.2rem;
  color: var(--text-color);
  margin-bottom: 1rem;
}

.card-servico p {
  color: var(--text-color);
  font-size: 1rem;
  line-height: 1.5;
}

.card-servico:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

/* Portfólio */
.filtros {
  margin-bottom: 2rem;
  text-align: center;
}

.filtro {
  background: var(--card-bg);
  border: none;
  padding: 0.6rem 1.2rem;
  margin: 0 0.5rem;
  cursor: pointer;
  font-size: 1rem;
  border-radius: 3px;
  transition: background 0.3s;
  color: var(--text-color);
}

.filtro:hover,
.filtro.ativo {
  background-color: var(--btn-bg);
  color: white;
}

.galeria {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.galeria img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  display: block;
}

.item {
  border: 1px solid var(--border-color);
  padding: 1rem;
  border-radius: 4px;
  background-color: var(--card-bg);
  transition: transform 0.3s;
}

.item h3 {
  font-size: 1.1rem;
  padding-top: 10px;
  color: var(--text-color);
}

.item:hover {
  transform: translateY(-5px);
}

/* Contato */
#contato p {
  padding-bottom: 15px;
}

form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

form input,
form textarea {
  padding: 1rem;
  border: 1px solid var(--border-color);
  font-size: 1rem;
  border-radius: 4px;
  width: 100%;
  background-color: var(--card-bg);
  color: var(--text-color);
}

form button {
  align-self: flex-start;
  background-color: var(--btn-bg);
  color: #fff;
  border: none;
  padding: 1rem 2rem;
  cursor: pointer;
  transition: background 0.3s;
  font-size: 1rem;
}

form button:hover {
  background-color: var(--btn-hover);
}

/* Rodapé */
footer {
  background-color: var(--footer-bg);
  text-align: center;
  padding: 1.7rem 1rem;
  font-size: 0.9rem;
  color: var(--text-color);
  margin-top: 3rem;
}

.social-icons {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 1rem;
}

.social-icon {
  font-size: 20px;
  color: var(--text-color);
  transition: color 0.3s ease, transform 0.3s ease;
}

.social-icon:hover {
  color: var(--btn-bg);
  transform: scale(1.2);
}

/* Voltar ao topo */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background-color: var(--btn-bg);
  color: #fff;
  font-size: 1.5rem;
  padding: 0.7rem 1rem;
  border-radius: 50%;
  text-align: center;
  text-decoration: none;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease, background-color 0.3s;
  z-index: 999;
}

.back-to-top:hover {
  background-color: var(--btn-hover);
}

.back-to-top.show {
  opacity: 1;
  pointer-events: auto;
}

/* Estilos para mobile */
@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  .menu {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    background-color: var(--bg-color);
    flex-direction: column;
    align-items: center;
    padding: 1rem 0;
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
    transform: translateY(-150%);
    transition: transform 0.3s ease-in-out;
    z-index: 999;
  }

  /* Estilos para os filtros no mobile */
  .filtros {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.2rem;
  }

  .filtros .filtro {
    min-width: 100px;
    text-align: center;
  }

  .filtro:nth-child(4),
  .filtro:nth-child(5) {
    margin-top: 0.4rem;
  }

  .menu.active {
    transform: translateY(0);
  }

  .menu li {
    width: 100%;
    text-align: center;
    padding: 0.8rem 0;
    opacity: 0;
    transform: translateX(-20px);
    transition: opacity 0.3s ease, transform 0.3s ease;
  }

  .menu.active li {
    opacity: 1;
    transform: translateX(0);
  }

  /* Delay para cada item */
  .menu.active li:nth-child(1) {
    transition-delay: 0.1s;
  }
  .menu.active li:nth-child(2) {
    transition-delay: 0.2s;
  }
  .menu.active li:nth-child(3) {
    transition-delay: 0.3s;
  }
  .menu.active li:nth-child(4) {
    transition-delay: 0.4s;
  }
  .menu.active li:nth-child(5) {
    transition-delay: 0.5s;
  }

  .menu li a {
    display: block;
    padding: 0.5rem 1rem;
  }

  .menu li a:hover {
    background-color: var(--hover-bg);
  }

  .hero h1 {
    font-size: 2rem;
  }

  .navbar {
    padding: 1rem 5%;
  }
}
/* Opcional: para telas muito pequenas */
@media (max-width: 480px) {
  .filtro {
    min-width: 100%; /* Um botão por linha */
  }
}