:root{
  --dp-bg:#fff;
  --dp-fg:#111;
  --dp-border:#ddd;
  --dp-muted:#666;
  --dp-soft:#f5f5f5;
}
html[data-theme="dark"]{
  --dp-bg:#111;
  --dp-fg:#fff;
  --dp-border:#383838;
  --dp-muted:#aaa;
  --dp-soft:#202020;
}
.dp-page{
  background:var(--dp-bg);
  color:var(--dp-fg);
  font-family:Montserrat,sans-serif;
  min-height:100vh;
  padding:45px 0 80px;
}
.dp-page *,.dp-modal *{box-sizing:border-box}
.dp-intro{margin-bottom:30px}
.dp-eyebrow{
  font-size:10px;
  font-weight:800;
  letter-spacing:.14em;
}
.dp-intro h1{
  font-size:clamp(30px,5vw,58px);
  letter-spacing:-.05em;
  margin:12px 0;
}
.dp-intro p,.dp-section-title p{
  font-size:12px;
  color:var(--dp-muted);
  line-height:1.8;
}
.dp-demo{
  display:inline-block;
  margin-top:10px;
  font-size:10px;
  font-weight:800;
  border:1px solid var(--dp-border);
  border-radius:4px;
  padding:8px 10px;
}
.dp-layout{
  display:grid;
  grid-template-columns:minmax(0,1.7fr) minmax(280px,1fr);
  gap:22px;
  align-items:start;
}
.dp-main{min-width:0;display:grid;gap:20px}
.dp-card{
  border:1px solid var(--dp-border);
  border-radius:12px;
  padding:25px;
  background:var(--dp-bg);
}
.dp-section-title{
  display:flex;
  align-items:start;
  gap:15px;
  margin-bottom:25px;
}
.dp-step{
  display:grid;
  place-items:center;
  flex:0 0 38px;
  height:38px;
  border-radius:50%;
  background:var(--dp-fg);
  color:var(--dp-bg);
  font-size:12px;
  font-weight:800;
}
.dp-section-title h2,.dp-summary h2{
  font-size:20px;
  margin:0 0 7px;
}
.dp-section-title p{margin:0}
.dp-fields{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:15px;
}
.dp-fields label{
  display:flex;
  flex-direction:column;
  gap:9px;
  min-width:0;
  font-size:10px;
  font-weight:800;
}
.dp-fields input,.dp-fields select{
  width:100%;
  min-width:0;
  height:45px;
  padding:0 12px;
  border:1px solid var(--dp-border);
  border-radius:6px;
  background:var(--dp-bg);
  color:var(--dp-fg);
  font:500 12px Montserrat,sans-serif;
}
.dp-legend{
  display:flex;
  gap:18px;
  margin-bottom:20px;
  font-size:11px;
}
.dp-legend span{display:flex;align-items:center;gap:8px}
.dp-key{
  display:inline-block;
  width:17px;
  height:17px;
  border:1px solid var(--dp-border);
  border-radius:4px;
}
.dp-key-selected{background:var(--dp-fg)}
.dp-vehicle{
  width:min(100%,360px);
  margin:auto;
  padding:20px;
  border:2px solid var(--dp-border);
  border-radius:35px 35px 12px 12px;
  background:var(--dp-soft);
}
.dp-driver{
  display:flex;
  justify-content:flex-end;
  align-items:center;
  gap:8px;
  padding:8px 12px 20px;
  font-size:10px;
  font-weight:800;
}
.dp-driver i{font-size:25px}
.dp-seat-grid{
  display:grid;
  grid-template-columns:repeat(5,minmax(0,1fr));
  gap:8px;
}
.dp-seat{
  aspect-ratio:1;
  min-width:0;
  border:1px solid var(--dp-border);
  border-radius:7px;
  background:var(--dp-bg);
  color:var(--dp-fg);
  font:700 11px Montserrat,sans-serif;
  cursor:pointer;
}
.dp-seat.selected{
  background:var(--dp-fg);
  color:var(--dp-bg);
}
.dp-seat:focus-visible,.dp-button:focus-visible{
  outline:2px solid currentColor;
  outline-offset:3px;
}
.dp-aisle{pointer-events:none}
.dp-hint{
  font-size:11px;
  line-height:1.7;
  color:var(--dp-muted);
  margin-top:18px;
}
.dp-button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  min-height:45px;
  padding:12px 20px;
  border:1px solid var(--dp-fg);
  border-radius:6px;
  background:var(--dp-fg);
  color:var(--dp-bg);
  font:800 12px Montserrat,sans-serif;
  cursor:pointer;
  margin-top:22px;
}
.dp-summary{position:sticky;top:100px;min-width:0}
.dp-summary h2{margin:10px 0 22px}
.dp-summary-row{
  display:flex;
  justify-content:space-between;
  gap:12px;
  padding:13px 0;
  border-bottom:1px solid var(--dp-border);
  font-size:11px;
}
.dp-summary-row span{color:var(--dp-muted)}
.dp-summary-row strong{text-align:right}
.dp-summary-total{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:15px;
  margin-top:23px;
  font-size:12px;
}
.dp-summary-total strong{font-size:23px}
.dp-modal[hidden]{display:none}
.dp-modal{
  position:fixed;
  inset:0;
  z-index:5000;
  display:grid;
  place-items:center;
  padding:18px;
  backdrop-filter:blur(10px);
}
.dp-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.65)}
.dp-dialog{
  position:relative;
  width:min(460px,100%);
  max-height:90dvh;
  overflow:auto;
  padding:30px;
  border-radius:12px;
  background:var(--dp-bg);
  color:var(--dp-fg);
  font-family:Montserrat,sans-serif;
}
.dp-dialog-icon{font-size:32px}
.dp-dialog h2{font-size:25px}
.dp-dialog #dpReview{font-size:12px;line-height:2}
.dp-close{
  position:absolute;
  right:15px;
  top:15px;
  border:0;
  background:transparent;
  color:var(--dp-fg);
  font-size:20px;
  cursor:pointer;
}
@media(max-width:900px){
  .dp-layout{grid-template-columns:1fr}
  .dp-summary{position:static}
}
@media(max-width:520px){
  .dp-page{padding:30px 0 55px}
  .dp-card{padding:17px}
  .dp-fields{grid-template-columns:1fr}
  .dp-section-title h2{font-size:17px}
  .dp-vehicle{padding:14px}
  .dp-seat-grid{gap:6px}
  .dp-dialog{padding:23px}
}

/* Vehicle-specific seat-map preview */
.dp-seat-grid[data-capacity="14"] {
  grid-template-columns:repeat(5,minmax(0,1fr));
}
.dp-seat-grid[data-capacity="33"] {
  grid-template-columns:repeat(5,minmax(0,1fr));
}
.dp-vehicle {
  max-width:400px;
}
.dp-seat {
  min-height:39px;
}