.nav-ativo {
  color: var(--verde) !important;
  font-weight: 500;
}

.artigos-hero {
  background: linear-gradient(135deg, var(--verde) 0%, var(--marinho) 30%);
  color: #fff;
  padding: 4rem 0 3rem;
  position: relative;
  overflow: hidden;
}
.artigos-hero::before {
  content: "";
  position: absolute;
  right: -80px;
  top: -80px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(0, 103, 79, 0.15);
  pointer-events: none;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 1rem;
}
.breadcrumb a {
  color: rgba(255, 255, 255, 0.5);
  transition: color 0.2s;
}
.breadcrumb a:hover {
  color: #a0d4c8;
}
.breadcrumb span {
  color: rgba(255, 255, 255, 0.4);
}

.artigos-hero h1 {
  color: #fff;
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  margin-bottom: 0.6rem;
}
.artigos-hero p {
  color: rgba(255, 255, 255, 0.72);
  font-size: 1rem;
  line-height: 1.65;
  max-width: 520px;
}

.artigos-filtros {
  background: #fff;
  border-bottom: 1px solid rgba(0, 103, 79, 0.1);
  padding: 0.9rem 0;
  position: sticky;
  top: 64px;
  z-index: 90;
}
.filtros-inner {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.filtro-btn {
  font-family: "DM Sans", sans-serif;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  padding: 0.4rem 1rem;
  border-radius: 99px;
  border: 1px solid rgba(0, 103, 79, 0.2);
  background: transparent;
  color: var(--cinza);
  cursor: pointer;
  transition: all 0.2s;
}
.filtro-btn:hover {
  border-color: var(--verde);
  color: var(--verde);
}
.filtro-btn.ativo {
  background: var(--verde);
  border-color: var(--verde);
  color: #fff;
}

.artigos-main {
  padding: 3rem 0 4rem;
  background: var(--off);
}

.artigo-destaque {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid rgba(0, 103, 79, 0.1);
  overflow: hidden;
  margin-bottom: 2.5rem;
  transition: box-shadow 0.25s;
}
@media (min-width: 640px) {
  .artigo-destaque {
    grid-template-columns: 1.1fr 1fr;
  }
}
.artigo-destaque:hover {
  box-shadow: 0 12px 36px rgba(0, 0, 128, 0.1);
}
.destaque-img {
  min-height: 260px;
  background: linear-gradient(135deg, var(--verde) 0%, var(--marinho) 100%);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.destaque-img {
  background-image: url(../images/Marcos_Eirelli.jpg);
  background-repeat: no-repeat;
  background-position: top;
  background-size: cover;
  position: relative;
}

.destaque-img-placeholder {
  text-align: center;
  color: rgba(255, 255, 255, 0.3);
}
.destaque-img-placeholder span {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 0.4rem;
}
.destaque-img-placeholder p {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.destaque-label {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: #fff;
  color: var(--verde);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.25rem 0.7rem;
  border-radius: 99px;
}
.destaque-corpo {
  padding: 2rem 1.8rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.destaque-corpo h2 {
  font-size: clamp(1.2rem, 3vw, 1.6rem);
  color: var(--marinho);
  margin: 0.4rem 0 0.8rem;
  line-height: 1.3;
}
.destaque-corpo > p {
  font-size: 0.9rem;
  color: var(--cinza);
  line-height: 1.7;
}

.artigo-meta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1rem;
  font-size: 0.78rem;
  color: var(--cinza);
}

.artigos-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.2rem;
}
@media (min-width: 540px) {
  .artigos-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (min-width: 800px) {
  .artigos-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

.artigo-card {
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid rgba(0, 103, 79, 0.1);
  overflow: hidden;
  transition:
    box-shadow 0.25s,
    transform 0.25s;
  display: flex;
  flex-direction: column;
}
.artigo-card:hover {
  box-shadow: 0 10px 30px rgba(0, 0, 128, 0.1);
  transform: translateY(-3px);
}
.artigo-card-img {
  height: 160px;
  position: relative;
  overflow: hidden;
}
.artigo-img-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--verde) 0%, var(--marinho) 100%);
}
.artigo-cat-badge {
  position: absolute;
  bottom: 0.7rem;
  left: 0.7rem;
  background: rgba(0, 0, 0, 0.45);
  color: #fff;
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.2rem 0.6rem;
  border-radius: 99px;
  backdrop-filter: blur(4px);
}
.artigo-card-corpo {
  padding: 1.2rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.artigo-card-corpo h3 {
  font-size: 0.98rem;
  color: var(--marinho);
  margin-bottom: 0.5rem;
  line-height: 1.4;
}
.artigo-card-corpo p {
  font-size: 0.82rem;
  color: var(--cinza);
  line-height: 1.6;
  flex: 1;
}
.artigo-link {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--verde);
  transition: color 0.2s;
}
.artigo-link:hover {
  color: var(--marinho);
}

.sem-resultados {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--cinza);
  font-size: 0.95rem;
}