/* Estilo base do header */
header.main-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 2rem;
  background-color: var(--cor-clara);
  position: relative;
  z-index: 1000;
}

header img.logo {
  height: 120px;
  object-fit: contain;
}

nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

nav ul.menu {
  display: flex;
  list-style: none;
  gap: var(--space-3);
}

nav ul.menu li a {
  color: var(--cor-destaque);
  font-weight: 500;
  padding: 4px 10px;
  border-radius: 8px;
  text-decoration: none;
  line-height: 1.2;
  transition: 0.3s ease;
}

nav ul.menu li a:hover,
nav ul.menu li a[aria-current="page"] {
  background-color: var(--cor-secundaria);
  color: var(--cor-clara);
}



/* Menu hamburguer */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 2rem;
  cursor: pointer;
  z-index: 2000;
}


/*BREAKPOINTS - 5 Tamanhos*/

/* 1. Desktop grande (>=1200px) */
@media (min-width: 1200px) {
  nav ul.menu {
    display: flex;
    flex-direction: row;
  }
}

/* 2. Desktop médio / laptops (992px - 1199px) */
@media (max-width: 1199px) {
  header.main-header {
    padding: 0.5rem 1.5rem;
  }

  nav ul.menu {
    gap: var(--space-2);
  }
}

/* 3. Tablets (768px - 991px) */
@media (max-width: 991px) {
  header.main-header {
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
  }

  nav ul.menu {
    display: none;
    flex-direction: column;
    position: fixed;
    top: 60px;
    right: 0;
    width: 80vw;
    max-width: 300px;
    height: calc(100vh - 60px);
    padding: 20px;
    background-color: var(--cor-clara);
    border-radius: 0 0 0 8px;
    box-shadow: -2px 0 10px rgba(0,0,0,0.15);
    overflow-y: auto;
    z-index: 2000;
  }

  nav ul.menu.active {
    display: flex;
  }

  .menu-toggle {
    display: block;
    position: absolute;
    top: 15px;
    right: 20px;
  }

  .btn-doar {
    width: 90%;
    text-align: center;
    font-size: 1rem;
  }

    #voluntariado {
    padding: 2rem 1rem;
  }

  #voluntariado h2 {
    font-size: 1.6rem;
  }

  #voluntariado p {
    font-size: 1rem;
  }

  .galeria-container {
    grid-template-columns: 1fr;
  }
  #institucional {
    height: 500px;
  }
  #institucional .banner-text h1 {
    font-size: 1.6rem;
  }
  #institucional .banner-text p {
    font-size: 0.9rem;
  }
  #institucional figure {
    padding: var(--space-2);
  }
}

/* 4. Celulares médios (576px - 767px) */
@media (max-width: 767px) {
  header img.logo {
    height: 80px;
  }

  
  .btn-doar {
    width: 90%;
    text-align: center;
    font-size: 1rem;
  }

    #voluntariado {
    padding: 2rem 1rem;
  }

  #voluntariado h2 {
    font-size: 1.6rem;
  }

  #voluntariado p {
    font-size: 1rem;
  }

  .galeria-container {
    grid-template-columns: 1fr;
  }
  #institucional {
    height: 500px;
  }
  #institucional .banner-text h1 {
    font-size: 1.6rem;
  }
  #institucional .banner-text p {
    font-size: 0.9rem;
  }
  #institucional figure {
    padding: var(--space-2);
  }
}
  section figure {
    margin: 2rem 1rem;
  }

  section figure img.outras-img {
    height: 300px;
  }

  section figure figcaption {
    font-size: 1.1rem;
    padding: 1rem;
  }

    .form-section {
    padding: 2rem 1.5rem;
  }

  form fieldset {
    padding: 1.5rem;
  }

  .botoes {
    flex-direction: column;
  }

  .btn-primario,
  .btn-secundario {
    width: 100%;
  }
  .form-section {
    padding: 1rem;
    margin: 2rem 1rem;
  }


/* 5. Celulares pequenos (<576px) */
@media (max-width: 575px) {
  header img.logo {
    height: 60px;
  }

  nav ul.menu {
    width: 90vw;
  }

  #participar .actions {
    flex-direction: column;
    align-items: center;
  }

  #participar .btn {
    width: 90%;
    font-size: 1rem;
  }
}

  .btn-doar {
    width: 90%;
    text-align: center;
    font-size: 1rem;
  }

    #voluntariado {
    padding: 2rem 1rem;
  }

  #voluntariado h2 {
    font-size: 1.6rem;
  }

  #voluntariado p {
    font-size: 1rem;
  }

  .galeria-container {
    grid-template-columns: 1fr;
  }
  #institucional {
    height: 500px;
  }
  #institucional .banner-text h1 {
    font-size: 1.6rem;
  }
  #institucional .banner-text p {
    font-size: 0.9rem;
  }
  #institucional figure {
    padding: var(--space-2);
  }