/* ========== THEME TOKENS ========== */
:root{
  --rpta-primary:#0d2b45;
  --rpta-secondary:#1f567a;
  --rpta-accent:#f2b705;
  --rpta-card:#ffffff;
}

/* ========== PAGE BG + CARD ========== */
.rpta-bg{
  min-height:100vh;
  background:
    radial-gradient(24rem 24rem at 15% -10%, rgba(255,255,255,.06), transparent 60%),
    radial-gradient(24rem 24rem at 85% 110%, rgba(255,255,255,.06), transparent 60%),
    linear-gradient(135deg, var(--rpta-primary), var(--rpta-secondary) 60%, #0b1f33);
  position:relative; overflow:hidden;
}
.rpta-bg::before{
  content:""; position:absolute; inset:0;
  background-image:url("../images/pattern-grid.svg");
  opacity:.08; pointer-events:none;
}
.rpta-card{
  background:var(--rpta-card);
  border-radius:1rem;
  border:1px solid rgba(13,43,69,.06);
  box-shadow:0 12px 30px rgba(0,0,0,.18), 0 2px 8px rgba(0,0,0,.08);
}
.rpta-logo{ width:130px; height:130px; object-fit:contain; filter:drop-shadow(0 2px 4px rgba(0,0,0,.2)); }
.text-rpta{ color:var(--rpta-primary); letter-spacing:.4px; }
.rpta-divider{ height:1px; background:linear-gradient(90deg,transparent,rgba(13,43,69,.2),transparent); }

/* ========== WIDTH CONTROLLER (inputs & button share this) ========== */
.rpta-stack{
  max-width: 460px;     /* tweak as you like */
  margin: 0 auto;
  width: 100%;
}

/* ========== INPUT GROUPS ========== */
.rpta-input{
  display:flex;
  flex-wrap:nowrap;
  width:100%;
}
.form-control{
  flex:1 1 auto; min-width:0;
  height:48px; line-height:1.25; padding:.5rem .9rem;
   border-color:#e6ecf2;
}
.form-control:focus{
  box-shadow:0 0 0 .2rem rgba(242,183,5,.15);
  border-color:#e6ecf2;
}
.rpta-ico, .rpta-ico-btn{
  width:52px; height:48px;
  background:#f6f8fb !important; border-color:#e6ecf2 !important;
  display:flex; align-items:center; justify-content:center; padding:0;
}
.rpta-input .input-group-prepend .input-group-text{ border-right:0; }
.rpta-input .input-group-append  .input-group-text{ border-left:0; }
.rpta-ico i, .rpta-ico-btn i{ font-size:20px; line-height:1; }

/* keep Username width == Password width (reserve eye space) */
.rpta-ghost{ visibility:hidden; }

/* ========== OPTIONS ROW ========== */
.rpta-options{ display:flex; justify-content:space-between; align-items:center; }
.form-check{ display:flex; align-items:center; gap:.5rem; margin-bottom:0; }
.form-check-input{ position:static; margin:0; width:1rem; height:1rem; }

/* ========== BUTTON ========== */
.btn-rpta{
  background:var(--rpta-accent); color:#1d1400;
  font-weight:700; letter-spacing:.4px;
  border:none; padding:.9rem 1rem; border-radius:.75rem;
  transition:transform .06s ease, box-shadow .2s ease;
}
.btn-rpta:hover{ transform:translateY(-1px); box-shadow:0 10px 20px rgba(242,183,5,.25); }

/* ========== MOBILE ========== */
@media (max-width:576px){
  .rpta-logo{ width:px; height:72px; }
}