.reveal{
  opacity:0;
  transform:translateY(24px);
  transition:opacity .6s ease,transform .6s ease;
}

.reveal.show{
  opacity:1;
  transform:translateY(0);
}

.whatsapp-fab{
  position:fixed;
  right:1.25rem;
  bottom:1.25rem;
  width:54px;
  height:54px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:linear-gradient(135deg,#25d366,#20b456);
  border-radius:50%;
  text-decoration:none;
  box-shadow:0 12px 24px rgba(0,0,0,.18);
  transition:transform .2s ease, box-shadow .2s ease;
}

.whatsapp-fab:hover{
  transform:translateY(-2px);
  box-shadow:0 16px 28px rgba(0,0,0,.22);
}

.whatsapp-fab img{
  width:28px;
  height:28px;
}

#site-footer{
  background:#0f1115;
  min-height:260px;
}

@media (max-width:600px){
  .whatsapp-fab{
    width:48px;
    height:48px;
    right:1rem;
    bottom:1rem;
  }

  .whatsapp-fab img{
    width:24px;
    height:24px;
  }
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.5rem;
  font-weight:600;
  text-decoration:none;
  padding:.82rem 1.55rem;
  border-radius:999px;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
}

.btn-primary{
  background:var(--green);
  color:#fff;
  box-shadow:0 20px 34px rgba(85,187,93,.35);
}

.btn-primary:hover{
  transform:translateY(-3px);
  box-shadow:0 26px 38px rgba(85,187,93,.45);
}

.btn-outline{
  border:2px solid rgba(255,255,255,.75);
  color:#fff;
  background:rgba(255,255,255,.08);
}

.btn-outline:hover{
  border-color:#fff;
  background:rgba(255,255,255,.2);
}

.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:.75rem;
}

.site-footer{
  background:#0f1115;
  color:rgba(255,255,255,.78);
  margin-top:4rem;
  padding:3.25rem clamp(1.5rem,4vw,3.5rem) 2.5rem;
}

.footer-inner{
  max-width:1200px;
  margin:0 auto;
  display:grid;
  gap:2.5rem;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  align-items:flex-start;
}

.footer-brand .brand{
  display:inline-flex;
  align-items:center;
  gap:.75rem;
  font-weight:600;
  color:#fff;
  text-decoration:none;
}

.site-footer .logo{
  width:42px;
  height:42px;
  border-radius:12px;
  object-fit:cover;
  background:#fff;
  padding:.3rem;
}

.footer-tagline{
  margin:1rem 0 0;
  color:rgba(255,255,255,.6);
  line-height:1.6;
  max-width:320px;
}

.footer-social{
  list-style:none;
  display:flex;
  gap:.65rem;
  margin:1.5rem 0 0;
  padding:0;
}

.footer-social a{
  display:inline-flex;
  width:38px;
  height:38px;
  border-radius:12px;
  background:rgba(255,255,255,.1);
  align-items:center;
  justify-content:center;
  transition:transform .2s ease, background .2s ease;
}

.footer-social a:hover{
  background:rgba(255,255,255,.2);
  transform:translateY(-3px);
}

.footer-nav,
.footer-contact{
  display:flex;
  flex-direction:column;
  gap:.65rem;
}

.footer-heading{
  font-size:1rem;
  letter-spacing:.04em;
  text-transform:uppercase;
  color:#fff;
  margin:0 0 .6rem;
}

.footer-nav a,
.footer-contact a{
  color:rgba(255,255,255,.7);
  text-decoration:none;
  transition:color .2s ease, transform .2s ease;
}

.footer-nav a:hover,
.footer-contact a:hover{
  color:#fff;
  transform:translateX(4px);
}

.footer-bottom{
  margin-top:3rem;
  padding-top:2rem;
  border-top:1px solid rgba(255,255,255,.08);
  max-width:1200px;
  margin-inline:auto;
  display:flex;
  flex-wrap:wrap;
  gap:1rem;
  justify-content:space-between;
  align-items:center;
  font-size:.95rem;
}

.footer-credit{
  color:rgba(255,255,255,.6);
  text-decoration:none;
  transition:color .2s ease;
}

.footer-credit:hover{
  color:#fff;
}

@media (max-width:640px){
  .site-footer{
    padding:2.75rem 1.5rem 2.25rem;
  }

  .footer-social{
    margin-top:1.25rem;
  }

  .footer-bottom{
    flex-direction:column;
    align-items:flex-start;
    gap:.65rem;
  }
}