:root {
  /* Paleta base (compatível com seus CSSs existentes) */
  --bg-page: #f6fdf5;
  --bg-card-green: #C2E0BC;
  --bg-card-white: #ffffff;
  --accent-brown: #612B06;
  --text-color: #612B06;
  --border-color: #612B06;

  --border-width: 1.5px;

  --radius-lg: 1.8rem;
  --radius-md: 1rem;
  --radius-pill: 50rem;

  /* Aliases mantidos por compatibilidade */
  --hover-color: #C2E0BC;
  --beat-color: #C2E0BC;
  --beat-forte-color: #612B06;

  --z-index-navbar: 2;
  --z-index-header-safe-area: 1;
}

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

a:-webkit-any-link {
  cursor: pointer;
  text-decoration: none;
  color: var(--text-color);
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen,
    Ubuntu, Cantarell, sans-serif;
  background-color: var(--bg-page);
  color: var(--text-color);
  min-height: 100vh;
  line-height: 1.4;

  /* Mantém espaçamento “geral” sem atrapalhar layouts específicos */
  padding: 2vw;
  overflow-x: hidden;

  -webkit-font-smoothing: antialiased;
}

main,
.bento-container {
  display: block;
  opacity: 1;
  padding-top: calc(5rem + 3vw);
}

.border-main {
  border: var(--border-width) solid var(--border-color);
}

.icon-diamond {
  width: 1em;
  height: 1em;
  color: var(--accent-brown);
  flex-shrink: 0;
}

/* --- Navbar / Header (base reutilizável) --- */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 1.5rem;
  border-radius: var(--radius-pill);
  background-color: var(--bg-card-white);
  gap: 1rem;
  width: calc(100% - 4vw);
  position: fixed;
  top: 2vw;
  left: 2vw;
  height: 4.75rem;
  z-index: var(--z-index-navbar);
}

.headerSafeArea {
  position: fixed;
  width: 100%;
  height: calc(4.75rem + 4vw);
  z-index: var(--z-index-header-safe-area);
  top: 0;
  left: 0;

  background-image: linear-gradient(to bottom, var(--bg-page), transparent);
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.25rem;
}

.logo-box {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.4rem;
  color: var(--bg-card-green);
}

.logo-box img {
  height: 3rem;
  width: 3rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5vw;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-color);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.nav-links a.active {
  font-weight: 700;
  color: var(--accent-brown);
  border-bottom: 2px solid var(--accent-brown);
}

.nav-actions {
  display: flex;
  align-items: center;
  justify-content: space-evenly;
  gap: 1rem;
}

.btn-login {
  text-decoration: none;
  color: var(--text-color);
  font-weight: 500;
  font-size: 0.95rem;
}

.btn-signup {
  text-decoration: none;
  color: var(--accent-brown);
  background-color: var(--bg-card-green);
  padding: 0.6rem 1.5rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.2s;
}

.btn-signup:hover {
  transform: scale(1.03);
}

.menuButton {
  display: none;
  width: 2rem;
  height: 2rem;
  position: absolute;
  right: 1.5rem;
  top: 1.5rem;
  background: none;
  color: inherit;
  border: none;
  padding: 0;
  font: inherit;
  cursor: pointer;
  outline: inherit;
}

.menuButton img {
  width: 2rem;
  height: 2rem;
  display: block;
}

.openMenuImage,
.closeMenuImage {
  width: 2rem;
  height: 2rem;
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, transform 0.3s ease;
  transform: scale(0.8);
}

.openMenuImage.active,
.closeMenuImage.active {
  display: block;
  opacity: 1;
  visibility: visible;
  transform: scale(1);
}

.logo-box:not(:has(img)) {
  background-color: var(--accent-brown);
  padding: 0.2rem 0.5rem;
  font-size: 0.9rem;
  font-family: monospace;
  font-weight: bold;
}

.headerOverlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.4);
  z-index: 1;
  /* Fica abaixo da navbar, mas acima do conteúdo bento */

  /* Substituído display: none por propriedades animáveis */
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

/* Quando o JS disparar o .active, ele faz o fade-in */
.headerOverlay.active {
  display: block;
  /* Mantido para segurança */
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* --- Responsivo comum --- */
@media (max-width: 768px) {
  body {
    padding: 4vw;
  }

  .menuButton {
    display: flex !important;
    width: 2rem;
    height: 2rem;
  }

  .menuButton img {
    width: 2rem;
    height: 2rem;
  }

  .logo-area {
    position: absolute;
    left: 1.5rem;
  }

  .navbar {
    padding: 0.8rem 1.5rem;
    border-radius: var(--radius-lg);
    height: 5rem;
    width: calc(100% - 4vw);
    position: fixed;
    top: 2vw;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    overflow: hidden;
    gap: 0;
    transition: height 0.4s cubic-bezier(0.4, 0, 0.2, 1), border-radius 0.3s ease;
  }

  .navbar.active {
    flex-direction: column;
    height: auto;
    align-items: flex-start;
  }

  .nav-links-container,
  .nav-actions {
    padding-top: 2.5rem;

    display: flex !important;
    flex-direction: column;
    width: 100%;

    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
  }

  .navbar.active .nav-links-container,
  .navbar.active .nav-actions {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    transition-delay: 0.15s;
  }

  .nav-links {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.2rem;
    margin: 1.5rem 0;
  }

  .nav-actions {
    flex-direction: row;
    gap: 1.5rem;
    padding-top: 1rem;
    border-top: var(--border-width) dashed var(--border-color);
  }
}