/* ===== HOME | CERTIFICAÇÕES E CLIENTES (BG PRETO) ===== */

.certs{
  padding: 80px 0;
  background: var(--bg); /* preto */
}

/* Cabeçalho centralizado */
.certs__head{
  max-width: 780px;
  margin: 0 auto 40px;
  text-align: center;
}

.certs__eyebrow{
  display: inline-block;
  color: var(--brand);
  font-weight: 800;
  font-size: 30px;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.certs__title{
  font-size: 50px;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--text); /* branco */
  margin: 0;
}

.certs__subtitle{
  max-width: 620px;
  margin: 10px auto 0;
  color: var(--muted);
  line-height: 1.6;
}

/* Blocos (Certificações / Clientes) */
.certs__block{
  margin-top: 46px;
}

.certs__block-title{
  font-size: 18px;
  font-weight: 800;
  color: var(--text);
  margin: 0 0 28px;
  text-align: center;
}

/* ===== LOGO WALL ===== */

.logos{
  display: flex;
  flex-wrap: wrap;
  justify-content: center; /* sempre centralizado */
  align-items: center;
  gap: 42px 56px;          /* espaçamento tipo print */
}

/* Logo individual (sem card) */
.logo{
  position: relative;
  display: grid;
  place-items: center;
  padding: 6px 8px;
}

/* Tamanhos controláveis */
.logo--sm .logo__img{ height: 26px; }
.logo--md .logo__img{ height: 34px; }
.logo--lg .logo__img{ height: 65px; }
.logo--exlg .logo__img{ height: 120px; }

/* Logo padrão */
.logo__img{
  width: auto;
  max-width: 220px;
  object-fit: contain;

  /* monocromático em fundo preto */
  filter: grayscale(1) brightness(1.6) contrast(.9);
  opacity: .65;

  transition: filter .22s ease, opacity .22s ease, transform .22s ease;
}

/* Hover: logo colorida */
.logo:hover .logo__img{
  filter: none;
  opacity: 1;
  transform: translateY(-2px);
}

/* Label (nome) no hover */
.logo__label{
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(-6px);

  white-space: nowrap;
  font-size: 12px;
  font-weight: 800;

  color: #191919;
  background: rgba(254,249,245,.95);
  border: 1px solid rgba(0,0,0,.15);
  border-radius: 999px;
  padding: 6px 10px;

  opacity: 0;
  pointer-events: none;
  transition: opacity .18s ease, transform .18s ease;
}

.logo:hover .logo__label{
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Responsivo */
@media (max-width: 980px){
  .logos{
    gap: 30px 36px;
  }
  .logo--lg .logo__img{ height: 46px; }
}

@media (max-width: 520px){
  .logos{
    gap: 22px 24px;
  }
  .logo--md .logo__img{ height: 30px; }
}