/* =====================================================
   SINGLE PRODUTO - GALERIA
   (VERSÃO COM FUNDO CLARO NO VIEWER)
   ===================================================== */

.ativa-single-wrapper{
  max-width:1200px;
  margin:0 auto;
  padding:0 16px 40px;
}

/* =========================================
   BOTÃO VOLTAR
========================================= */

.ativa-voltar-catalogo{
  margin:18px 0 10px;
}

.ativa-btn-voltar{
  display:inline-block;
  padding:8px 14px;
  background:#f1f3f5;
  color:#003366;
  border-radius:6px;
  font-size:14px;
  text-decoration:none;
  transition:.2s;
}

.ativa-btn-voltar:hover{
  background:#003366;
  color:#fff;
}

/* =========================================
   LAYOUT GALERIA
========================================= */

.ativa-single-main{
  display:flex;
  gap:18px;
  align-items:flex-start;
}

/* Coluna de thumbs */
.ativa-thumbs-col{
  width:110px;
  display:flex;
  flex-direction:column;
  gap:12px;
}

.ativa-thumb-item{
  border:none;
  background:#f3f4f6;
  border-radius:10px;
  overflow:hidden;
  cursor:pointer;
  padding:0;
  transition:.2s;
}

.ativa-thumb-item img{
  width:100%;
  height:auto;
  display:block;
}

.ativa-thumb-item:hover{
  transform:scale(1.03);
}

.ativa-thumb-active{
  outline:2px solid #003366;
}

.ativa-thumb-video-icone{
  height:80px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:20px;
  color:#003366;
}

/* =========================================
   VIEWER PRINCIPAL
   FUNDO IGUAL À DESCRIÇÃO
========================================= */

.ativa-viewer-col{
  flex:1;

  /* FUNDO CLARO IGUAL AO CARD DA DESCRIÇÃO */
  background:#ffffff;
  border:1px solid #eef2f7;
  border-radius:16px;
  padding:14px;
}

/* troca de mídia */
.ativa-main-item{ display:none; }
.ativa-main-active{ display:block; }

.ativa-main-item img,
.ativa-main-item video{
  width:100%;
  height:auto;
  border-radius:12px;
  max-height:70vh;
  object-fit:contain;
  background:transparent; /* remove fundo escuro */
  display:block;
  margin:0 auto;
}

/* Embed YouTube */
.ativa-video-embed iframe{
  width:100%;
  aspect-ratio:16/9;
  border:0;
  border-radius:12px;
  max-height:70vh;
  background:transparent;
}

/* =========================================
   INFORMAÇÕES DO PRODUTO
========================================= */

.ativa-single-info{
  margin-top:22px;
  background:#ffffff;
  border:1px solid #eef2f7;
  border-radius:16px;
  padding:20px 22px 16px;
}

.ativa-single-title{
  font-size:32px;
  line-height:1.15;
  margin:0 0 12px;
  color:#111827;
}

.ativa-single-subtitle{
  font-size:18px;
  margin:18px 0 8px;
  font-weight:700;
  color:#111827;
}

.ativa-single-content{
  font-size:15px;
  line-height:1.6;
  color:#374151;
}

.ativa-single-content p{
  margin:0 0 10px;
}

/* =========================================
   RELACIONADOS
========================================= */

.ativa-relacionados-wrapper{
  margin-top:28px;
}

.ativa-relacionados-wrapper h2{
  font-size:24px;
  margin:0 0 14px;
  color:#111827;
}

.ativa-relacionados-wrapper .grid-container{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:16px;
}

.ativa-relacionados-wrapper .projeto-card{
  padding:8px;
  border-radius:12px;
  background:#fff;
  box-shadow:0 2px 8px rgba(0,0,0,0.08);
  text-decoration:none;
  transition:.2s;
}

.ativa-relacionados-wrapper .projeto-card:hover{
  transform:translateY(-3px);
}

.ativa-relacionados-wrapper .projeto-card-img{
  aspect-ratio:4/3;
  overflow:hidden;
  border-radius:10px;
}

.ativa-relacionados-wrapper .projeto-card-img img{
  width:100%;
  height:100%;
  object-fit:cover;
}

.ativa-relacionados-wrapper .projeto-title{
  font-size:14px;
  margin-top:6px;
  color:#111827;
}

/* =========================================
   ZOOM MODAL
========================================= */

.ativa-zoom-modal{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,.82);
  display:none;
  align-items:center;
  justify-content:center;
  z-index:9999;
  padding:20px;
}

.ativa-zoom-modal img{
  max-width:92vw;
  max-height:92vh;
  border-radius:10px;
  background:#111;
}

.ativa-zoom-modal.is-open,
.ativa-zoom-modal.ativa-zoom-active{
  display:flex;
}

.ativa-zoom-close{
  position:absolute;
  top:16px;
  right:18px;
  background:#fff;
  border:none;
  padding:8px 12px;
  border-radius:8px;
  cursor:pointer;
}

/* =========================================
   RESPONSIVO
========================================= */

@media(max-width:850px){
  .ativa-single-main{
    flex-direction:column;
  }
  .ativa-thumbs-col{
    flex-direction:row;
    width:auto;
  }
}


/* =========================================
   CORREÇÕES FINAIS - SINGLE / MOBILE / ZOOM
   ========================================= */

.ativa-single-main,
.ativa-thumbs-col,
.ativa-viewer-col,
.ativa-main-item,
.ativa-single-info{
  min-width:0;
}

.ativa-viewer-col{
  overflow:hidden;
}

.ativa-main-item img,
.ativa-main-item video{
  cursor:zoom-in;
}

.ativa-thumbs-col{
  flex:0 0 110px;
}

@media (max-width: 900px){
  html, body{
    overflow-x:hidden;
  }

  .ativa-single-main{
    flex-direction:column;
    gap:14px;
  }

  .ativa-thumbs-col{
    width:100%;
    flex:0 0 auto;
    flex-direction:row;
    overflow-x:auto;
    overflow-y:hidden;
    gap:10px;
    padding-bottom:4px;
  }

  .ativa-thumb-item{
    min-width:84px;
    flex:0 0 84px;
  }

  .ativa-thumb-video-icone{
    height:84px;
  }

  .ativa-viewer-col{
    width:100%;
    padding:12px;
  }

  .ativa-single-info{
    padding:18px 18px 14px;
  }

  .ativa-single-title{
    font-size:26px;
  }

  .ativa-relacionados-wrapper .grid-container{
    grid-template-columns:repeat(2, minmax(0, 1fr));
    gap:12px;
  }
}

@media (max-width: 560px){
  .ativa-single-wrapper{
    padding:0 12px 28px;
  }

  .ativa-btn-voltar{
    display:block;
    width:100%;
    text-align:center;
    padding:10px 14px;
  }

  .ativa-thumb-item{
    min-width:74px;
    flex:0 0 74px;
  }

  .ativa-thumb-video-icone{
    height:74px;
  }

  .ativa-single-title{
    font-size:22px;
  }

  .ativa-single-subtitle{
    font-size:17px;
  }

  .ativa-single-content{
    font-size:14px;
    line-height:1.55;
  }

  .ativa-relacionados-wrapper .grid-container{
    grid-template-columns:1fr;
  }
}