/* Simple, clean UI */
:root{
  --bg:#0b0f17;
  --panel:#111827;
  --panel2:#0f172a;
  --text:#e5e7eb;
  --muted:#9ca3af;
  --line:#1f2937;
  --accent:#60a5fa;
  --danger:#f87171;
  --ok:#34d399;
  --warn:#fbbf24;
  --radius:14px;
  --pad:14px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
}
*{box-sizing:border-box;}
body{margin:0;font-family:var(--sans);background:linear-gradient(180deg,#0b0f17,#070a10);color:var(--text);}
a{color:inherit;text-decoration:none}
.topbar{
  position:sticky;top:0;z-index:10;
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 18px;border-bottom:1px solid var(--line);
  background:rgba(9,12,18,.92);backdrop-filter: blur(8px);
}
.brand{font-weight:800;letter-spacing:.2px}
.nav{display:flex;gap:14px;flex-wrap:wrap}
.nav a{padding:8px 10px;border-radius:10px;color:var(--muted)}
.nav a.active{background:rgba(96,165,250,.14);color:var(--text)}
.container{max-width:1300px;margin:0 auto;padding:18px}
.card{
  background:linear-gradient(180deg,var(--panel),var(--panel2));
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:var(--pad);
  box-shadow:0 10px 30px rgba(0,0,0,.25);
}
.grid{display:grid;gap:14px}
.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
@media (max-width:900px){.grid.two,.grid.three{grid-template-columns:1fr}}
.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.spacer{flex:1}
.muted{color:var(--muted)}
h1,h2,h3{margin:0 0 10px 0}
h1{font-size:22px}
h2{font-size:18px}
label{display:block;font-size:12px;color:var(--muted);margin-bottom:6px}
.checkbox{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  color:var(--muted);
  margin-bottom:0;
}
.checkbox input{width:auto}
input,select,textarea{
  width:100%;padding:10px 12px;border-radius:12px;
  border:1px solid var(--line);background:rgba(255,255,255,.03);
  color:var(--text);outline:none;
}
textarea{min-height:90px;resize:vertical}
input[type="date"]{font-family:var(--mono)}
.btn{
  border:1px solid var(--line);background:rgba(255,255,255,.05);
  color:var(--text);padding:10px 12px;border-radius:12px;
  cursor:pointer;font-weight:650;
}
.btn:hover{border-color:rgba(96,165,250,.7)}
.btn-primary{background:rgba(96,165,250,.22);border-color:rgba(96,165,250,.45)}
.btn-danger{background:rgba(248,113,113,.28);border-color:rgba(248,113,113,.65);color:#fecaca}
.btn-ghost{background:transparent}
.badge{font-size:12px;padding:4px 8px;border-radius:999px;border:1px solid var(--line);color:var(--muted)}
.badge.ok{border-color:rgba(52,211,153,.5);color:var(--ok)}
.badge.warn{border-color:rgba(251,191,36,.55);color:var(--warn)}
.badge.danger{border-color:rgba(248,113,113,.55);color:var(--danger)}
.table{width:100%;border-collapse:collapse}
.table th,.table td{border-bottom:1px solid var(--line);padding:10px 8px;text-align:left;vertical-align:top}
.table th{font-size:12px;color:var(--muted);font-weight:650}
.booking-list{display:flex;flex-direction:column;gap:10px}
.booking-summary-grid{
  display:grid;
  grid-template-columns:2.1fr 1.4fr 1fr 1.2fr 1fr 1.6fr 0.7fr;
  gap:16px;
  align-items:center;
  font-size:13px;
  width:100%;
}
.booking-summary-grid > div{
  padding:6px 8px;
  border-right:1px solid var(--line);
}
.booking-summary-grid > div:last-child{
  border-right:none;
}
.booking-accordion{
  border:1px solid var(--line);
  border-radius:12px;
  background:rgba(17,24,39,.82);
  box-shadow:0 10px 20px rgba(0,0,0,.18);
  overflow:hidden;
}
.booking-accordion[open]{
  border-color:rgba(96,165,250,.6);
}
.booking-summary{
  list-style:none;
  cursor:pointer;
  padding:12px 14px;
  width:100%;
}
.booking-summary::-webkit-details-marker{display:none}
.booking-trip{font-weight:650}
.booking-trip-meta{margin-top:4px}
.booking-accordion-body{
  padding:0 14px 14px;
  border-top:1px solid var(--line);
  background:rgba(15,23,42,.6);
}
.booking-actions{
  margin-top:12px;
  display:flex;
  justify-content:flex-end;
}
.booking-header{
  font-size:12px;
  color:var(--muted);
  padding:6px 10px;
  border-bottom:1px solid var(--line);
  background:rgba(15,23,42,.6);
  border-radius:10px;
}
.booking-meta{margin-top:6px}
.segment-group-card{border:1px solid var(--line);border-radius:12px;padding:12px;background:rgba(17,24,39,.35)}
.segment-group-view{border-top:1px solid var(--line);padding-top:8px;margin-top:8px}
.segment-strip{display:flex;flex-direction:column;gap:8px}
.segment-strip-header{display:flex;align-items:center;gap:8px}
.segment-strip-legs{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.segment-strip-leg{border:1px dashed var(--line);border-radius:10px;padding:8px 10px;min-width:160px;background:rgba(15,23,42,.6)}
.segment-strip-route{font-weight:650}
.segment-strip-meta{font-size:12px;color:var(--muted)}
.segment-strip-layover{font-size:12px;color:var(--muted);padding:6px 8px;border-radius:999px;border:1px solid var(--line);background:rgba(15,23,42,.4)}
@media (max-width:1100px){
  .booking-summary-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .booking-header{display:none}
}
.calendar{display:flex;flex-direction:column;gap:12px}
.calendar-toolbar{align-items:center}
.calendar-grid{
  display:grid;
  grid-template-columns:repeat(7,minmax(0,1fr));
  gap:8px;
}
.calendar-header-cell{
  font-size:12px;
  color:var(--muted);
  text-align:center;
}
.calendar-cell{
  border:1px solid var(--line);
  border-radius:10px;
  padding:8px;
  min-height:110px;
  background:rgba(17,24,39,.6);
}
.calendar-date{
  font-size:12px;
  color:var(--muted);
  margin-bottom:6px;
}
.calendar-items{display:flex;flex-direction:column;gap:6px}
.calendar-item{
  font-size:12px;
  padding:6px 8px;
  border-radius:8px;
  background:rgba(96,165,250,.12);
  border:1px solid rgba(96,165,250,.3);
  cursor:pointer;
}
.calendar-item:hover{border-color:rgba(96,165,250,.6)}
.kpi{font-size:22px;font-weight:900}
.hidden{display:none}
.toast{
  position:fixed;bottom:18px;left:50%;transform:translateX(-50%);
  background:rgba(17,24,39,.96);border:1px solid var(--line);
  padding:10px 12px;border-radius:12px;max-width:680px;
}
.small{font-size:12px}
.hr{height:1px;background:var(--line);margin:12px 0}
code{font-family:var(--mono);font-size:12px}