.pspb-container{
  display:flex;
  justify-content:center;
  padding:40px 15px;
  background: linear-gradient(120deg,#f7f7f7,#ffffff);
}

.pspb-card{
  width:100%;
  max-width:750px;
  background:#fff;
  border:1px solid #e8e8e8;
  border-radius:22px;
  padding:28px;
  box-shadow:0 15px 50px rgba(0,0,0,0.08);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial;
}

.pspb-card h2{
  margin-top:0;
  font-size:26px;
  font-weight:700;
  color:#111;
}

.pspb-subtitle{
  margin-top:-6px;
  color:#555;
  font-size:14px;
}

.pspb-step{
  margin-top:22px;
}

.pspb-step h3{
  font-size:16px;
  margin-bottom:10px;
  color:#222;
}

.pspb-step label{
  font-weight:600;
  display:block;
  margin-bottom:7px;
  margin-top:12px;
  color:#222;
  font-size:14px;
}

.pspb-step input,
.pspb-step textarea{
  width:100%;
  padding:13px 14px;
  border-radius:14px;
  border:1px solid #d0d0d0;
  font-size:15px;
  outline:none;
  transition: 0.2s;
  background:#fafafa;
  color:#111;
}

.pspb-step input:focus,
.pspb-step textarea:focus{
  border-color:#000;
  background:#fff;
}

.pspb-step textarea{
  min-height:95px;
}

.pspb-slots{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:10px;
}

.pspb-slot-btn{
  border:1px solid #d0d0d0;
  padding:10px 14px;
  border-radius:14px;
  background:#fff;
  cursor:pointer;
  font-size:13px;
  font-weight:600;
  color:#111;
  transition:0.2s;
}

.pspb-slot-btn.available:hover{
  background:#000;
  color:#fff;
  border-color:#000;
}

.pspb-slot-btn.active{
  background:#000;
  color:#fff;
  border-color:#000;
}

.pspb-slot-btn.booked{
  background:#f0f0f0;
  color:#777;
  border-color:#e0e0e0;
  cursor:not-allowed;
  opacity:0.85;
}

.pspb-slot-btn.blocked{
  background:#ffecec;
  color:#aa0000;
  border-color:#ffbaba;
  cursor:not-allowed;
  opacity:0.9;
}

.pspb-btn{
  width:100%;
  padding:15px;
  border-radius:16px;
  border:none;
  background:linear-gradient(90deg,#000,#222);
  color:#fff;
  font-size:16px;
  margin-top:25px;
  cursor:pointer;
  font-weight:700;
  letter-spacing:0.2px;
}

.pspb-btn:hover{
  opacity:0.92;
}

.pspb-muted{
  color:#666;
  font-size:14px;
}

.pspb-note{
  margin-top:16px;
  font-size:13px;
  color:#666;
  text-align:center;
}

.pspb-message{
  display:none;
  margin-top:14px;
  padding:12px;
  border-radius:14px;
  font-size:14px;
  font-weight:600;
}

.pspb-message.success{
  display:block;
  background:#d4edda;
  color:#155724;
}

.pspb-message.error{
  display:block;
  background:#f8d7da;
  color:#721c24;
}