/* =====================================================
   PRIME WEB — FOOTER PREMIUM
   Preparado para receber o novo Brand Kit (logo, ícones sociais).
   Self-contained — não depende de header.css / hero.css /
   services.css / portfolio.css / process.css / why.css / conversion.css.
   ===================================================== */

.site-footer{
  position: relative;
  background: var(--c-black);
  padding: clamp(64px, 9vw, 108px) var(--container-pad) 0;
  border-top: 1px solid var(--c-border);
  overflow: hidden;
}

.site-footer::before{
  content: "";
  position: absolute;
  top: 0; left: 50%;
  width: min(900px, 70%);
  height: 1px;
  transform: translateX(-50%);
  background: linear-gradient(90deg, transparent, var(--c-gold-dim), transparent);
  opacity: 0.7;
}

.site-footer__top{
  position: relative;
  z-index: 1;
  max-width: 1440px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: clamp(48px, 7vw, 80px);
  padding-bottom: clamp(48px, 7vw, 80px);
  border-bottom: 1px solid var(--c-border);
}

/* ---------- bloco de marca ---------- */
.site-footer__brand{
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 18px;
  max-width: 46ch;
}

.site-footer__logo{
  height: 46px;
  width: auto;
  opacity: 0.96;
}

.site-footer__desc{
  font-size: 0.96rem;
  line-height: 1.65;
  font-weight: 300;
  color: var(--c-ice-dim);
}

.site-footer__brand-social{
  display: flex;
  gap: 10px;
  margin-top: 4px;
}

.site-footer__social-link{
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--c-border-strong);
  background: rgba(244,244,242,0.03);
  color: var(--c-ice-dim);
  transition: color var(--dur-med) var(--ease-out),
              border-color var(--dur-med) var(--ease-out),
              transform var(--dur-med) var(--ease-out),
              box-shadow var(--dur-med) var(--ease-out);
}

.site-footer__social-link img{
  width: 17px;
  height: 17px;
  display: block;
}

@media (hover: hover){
  .site-footer__social-link:hover{
    color: var(--c-gold-soft);
    border-color: var(--c-gold-dim);
    transform: translateY(-3px);
    box-shadow: 0 6px 18px rgba(0,0,0,0.35), 0 0 14px 1px var(--c-gold-dim);
  }
}

/* ---------- colunas de links ---------- */
.site-footer__columns{
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(32px, 5vw, 56px);
}

.site-footer__col-title{
  font-family: var(--f-body);
  font-size: 0.74rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--c-gold-soft);
  margin-bottom: 18px;
}

.site-footer__col-list{
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.site-footer__col-list a{
  font-size: 0.94rem;
  color: var(--c-ice-dim);
  text-decoration: none;
  width: fit-content;
  position: relative;
  transition: color var(--dur-med) var(--ease-out);
}

.site-footer__col-list a::after{
  content: "";
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 100%;
  height: 1px;
  background: var(--c-gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-med) var(--ease-out);
}

.site-footer__col-list a:hover{
  color: var(--c-ice);
}
.site-footer__col-list a:hover::after{
  transform: scaleX(1);
}

.site-footer__col-list li{
  font-size: 0.94rem;
  color: var(--c-ice-dim);
}

.site-footer__col-list li strong{
  color: var(--c-ice-faint);
  font-weight: 500;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 2px;
}

/* ---------- rodapé inferior ---------- */
.site-footer__bottom{
  position: relative;
  z-index: 1;
  max-width: 1440px;
  margin: 0 auto;
  padding: 22px 0 clamp(24px, 4vw, 36px);
  display: flex;
  flex-direction: column;
  gap: 14px;
  font-size: 0.82rem;
  color: var(--c-ice-faint);
}

.site-footer__copy{
  display: flex;
  align-items: center;
  gap: 10px;
}

.site-footer__seal{
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  opacity: 0.92;
}

.site-footer__legal{
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
}

.site-footer__legal a{
  color: var(--c-ice-faint);
  text-decoration: none;
  transition: color var(--dur-med) var(--ease-out);
}
.site-footer__legal a:hover{
  color: var(--c-gold-soft);
}

/* =====================================================
   REVELAÇÃO — herda .reveal-up global (animations.css)
   ===================================================== */
.site-footer .reveal-up{
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 800ms var(--ease-out), transform 800ms var(--ease-out);
}
.site-footer .reveal-up.is-visible{
  opacity: 1;
  transform: translateY(0);
}

/* =====================================================
   RESPONSIVIDADE — mobile first (self-contained)
   ===================================================== */
@media (min-width: 640px){
  .site-footer__columns{
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 900px){
  .site-footer__top{
    flex-direction: row;
    justify-content: space-between;
  }
  .site-footer__brand{
    flex: 1 1 32%;
  }
  .site-footer__columns{
    flex: 1 1 60%;
  }
  .site-footer__bottom{
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}