/* Base tối thiểu cho Core UI */
html, body{ height:100%; }
body{ margin:0; }

/* BODY */
.ntd-body{
  min-height:100vh;
  background: radial-gradient(circle at top, #eef2ff 0%, #f8fafc 60%, #ffffff 100%);
  color:var(--ntd-ink);
}

/* AUTH WRAP (khi guest) */
.ntd-auth-wrap{
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:24px;
}

/* FLASH */
.ntd-flash-wrap{ padding: 0 2px; }
.ntd-flash{
  border-radius: 14px;
  box-shadow: 0 12px 24px rgba(15,23,42,.10);
  border: 1px solid rgba(15,23,42,.08);
}
.ntd-flash--hide{
  opacity:0;
  transform: translateY(-6px);
  transition: all .25s ease;
}

/* Nút ghost giống layout cũ */
.ntd-btn-ghost{
  border-radius:999px !important;
  border: 1px solid rgba(255,255,255,.55) !important;
}