/* =========================================================
   ZATTI — LOGIN (página)
   - fondo + layout centrado + brand + card de login
   ========================================================= */

.zatti-bg{
  min-height:100vh;
  background:
    radial-gradient(1200px 800px at 50% 20%, rgba(255,255,255,.10), transparent 55%),
    linear-gradient(180deg, var(--z-blue-700), var(--z-blue-900));
}
.zatti-center{
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:28px 16px;
}
.zatti-wrap{
  width:100%;
  max-width:760px;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:18px;
}
.zatti-brand{
  display:flex;
  flex-direction:column;
  align-items:center;
  text-align:center;
  gap:10px;
  color:#fff;
}
.zatti-brand h1{
  margin:0;
  font-size:30px;
  line-height:1.1;
  font-weight:900;
}
.zatti-brand .sub{
  margin:0;
  color:rgba(255,255,255,.85);
  font-size:14px;
}
.zatti-logo{
  width:110px;
  height:110px;
  border-radius:22px;
  background:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:var(--z-shadow-soft);
  overflow:hidden;
}
.zatti-logo img{ width:100%; height:auto; object-fit:contain; }

/* card “grande” para login */
.z-card--login{
  box-shadow:var(--z-shadow);
  padding:26px;
}
@media (max-width:480px){
  .zatti-brand h1{ font-size:26px; }
  .z-card--login{ padding:20px; }
}