/* PDR 3D Auth - Glass/3D UI */
.pdr3d-wrap{
  min-height: 60vh;
  display:flex;
  align-items:center;
  justify-content:center;
  padding: 24px 14px;
  background: radial-gradient(1200px 600px at 20% 10%, rgba(255,106,0,0.18), transparent 55%),
              radial-gradient(900px 600px at 85% 15%, rgba(0,180,255,0.12), transparent 55%),
              radial-gradient(900px 600px at 60% 90%, rgba(180,0,255,0.10), transparent 55%),
              linear-gradient(180deg, rgba(0,0,0,0.35), rgba(0,0,0,0.55)),
              var(--pdr3d-bg);
  border-radius: calc(var(--pdr3d-radius) + 10px);
}

.pdr3d-card{
  width: min(560px, 100%);
  color: var(--pdr3d-text);
  border-radius: var(--pdr3d-radius);
  background: linear-gradient(180deg, rgba(255,255,255,0.10), rgba(255,255,255,0.04));
  box-shadow:
    0 18px 55px rgba(0,0,0, calc(0.70 * var(--pdr3d-shadow))),
    0 2px 0 rgba(255,255,255,0.12) inset,
    0 -1px 0 rgba(0,0,0,0.25) inset;
  border: 1px solid rgba(255,255,255,0.10);
  backdrop-filter: blur(12px);
  overflow: hidden;
  position: relative;
}

.pdr3d-card:before{
  content:"";
  position:absolute;
  inset:-2px;
  background: radial-gradient(520px 260px at 25% 0%, rgba(255,106,0,0.22), transparent 55%),
              radial-gradient(420px 260px at 85% 15%, rgba(0,180,255,0.18), transparent 55%);
  opacity: 0.85;
  pointer-events:none;
}

.pdr3d-head{
  position:relative;
  padding: 22px 22px 8px 22px;
}

.pdr3d-badge{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-weight: 800;
  letter-spacing: 0.08em;
  font-size: 12px;
  color: #111;
  background: linear-gradient(180deg, rgba(255,255,255,0.95), rgba(255,255,255,0.75));
  border: 1px solid rgba(255,255,255,0.55);
  border-radius: 999px;
  padding: 6px 10px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.22);
}

.pdr3d-head h2{
  margin: 12px 0 6px 0;
  font-size: clamp(22px, 3.2vw, 28px);
  line-height: 1.15;
  text-shadow: 0 2px 15px rgba(0,0,0,0.35);
}
.pdr3d-head p{
  margin:0 0 10px 0;
  opacity: 0.85;
  font-size: 14px;
}

.pdr3d-form{
  position:relative;
  padding: 10px 22px 22px 22px;
}

.pdr3d-form label{
  display:block;
  font-size: 13px;
  opacity: 0.92;
  margin: 12px 0 6px 0;
}

.pdr3d-form input[type="text"],
.pdr3d-form input[type="email"],
.pdr3d-form input[type="password"],
.pdr3d-form input[type="file"]{
  width:100%;
  box-sizing:border-box;
  padding: 12px 12px;
  border-radius: 14px;
  background: var(--pdr3d-panel);
  border: 1px solid rgba(255,255,255,0.12);
  color: var(--pdr3d-text);
  outline: none;
  box-shadow: 0 10px 25px rgba(0,0,0, calc(0.35 * var(--pdr3d-shadow)));
}

.pdr3d-form input::placeholder{
  color: rgba(255,255,255,0.55);
}

.pdr3d-form input:focus{
  border-color: rgba(255,106,0,0.55);
  box-shadow:
    0 0 0 2px rgba(255,106,0,0.18),
    0 12px 28px rgba(0,0,0, calc(0.45 * var(--pdr3d-shadow)));
}

.pdr3d-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

@media (max-width: 520px){
  .pdr3d-grid{ grid-template-columns: 1fr; }
}

.pdr3d-pass{
  position:relative;
}

.pdr3d-pass-toggle{
  position:absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  border: none;
  background: rgba(0,0,0,0.25);
  color: rgba(255,255,255,0.92);
  border-radius: 12px;
  width: 40px;
  height: 36px;
  cursor:pointer;
  box-shadow: 0 8px 18px rgba(0,0,0,0.22);
}
.pdr3d-pass-toggle:hover{
  background: rgba(255,106,0,0.25);
}

.pdr3d-btn{
  width:100%;
  margin-top: 16px;
  padding: 12px 14px;
  border: none;
  border-radius: 16px;
  cursor:pointer;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: #111;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.92), rgba(255,255,255,0.70)),
    radial-gradient(100% 220% at 50% -20%, rgba(255,106,0,0.90), rgba(255,106,0,0.05));
  box-shadow:
    0 18px 40px rgba(0,0,0, calc(0.60 * var(--pdr3d-shadow))),
    0 2px 0 rgba(255,255,255,0.28) inset,
    0 -2px 0 rgba(0,0,0,0.25) inset;
  transition: transform .08s ease, box-shadow .08s ease;
}
.pdr3d-btn:hover{
  transform: translateY(-1px);
}
.pdr3d-btn:active{
  transform: translateY(0px);
  box-shadow:
    0 12px 28px rgba(0,0,0, calc(0.55 * var(--pdr3d-shadow))),
    0 2px 0 rgba(255,255,255,0.22) inset,
    0 -2px 0 rgba(0,0,0,0.25) inset;
}

.pdr3d-foot{
  position:relative;
  padding: 0 22px 18px 22px;
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 10px;
}

.pdr3d-link{
  color: rgba(255,255,255,0.92);
  text-decoration:none;
  font-weight: 700;
}
.pdr3d-link:hover{
  color: var(--pdr3d-accent);
  text-decoration: underline;
}

.pdr3d-muted{
  opacity: 0.75;
}

.pdr3d-alert{
  position:relative;
  margin: 10px 22px 0 22px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.14);
  box-shadow: 0 12px 28px rgba(0,0,0, calc(0.40 * var(--pdr3d-shadow)));
  font-weight: 700;
}
.pdr3d-alert--error{
  background: rgba(255, 50, 50, 0.18);
}
.pdr3d-alert--success{
  background: rgba(50, 255, 120, 0.14);
}