:root {
  --bg: #f4f6f9;
  --panel: #ffffff;
  --ink: #1f2733;
  --muted: #6b7785;
  --line: #e3e8ef;
  --brand: #1f3a5f;
  --brand-2: #2b6cb0;
  --accent: #0e7490;
  --ok: #16794c;
  --warn: #b45309;
  --danger: #b91c1c;
  --shadow: 0 1px 3px rgba(16,24,40,.08), 0 1px 2px rgba(16,24,40,.04);
  --radius: 10px;

  /* field highlight palette (matches the PDF colour spec) */
  --hl-name: #ffe6c7;     /* orange  */
  --hl-source: #ffd6d6;   /* red     */
  --hl-booking: #d4f5d8;  /* green   */
  --hl-arrival: #d6ecff;  /* light blue */
  --hl-departure: #e7ddfb; /* purple  */
  --hl-amount: #fff7c2;   /* light yellow */
  --hl-gray: #e9edf2;     /* grey    */
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.45;
}
a { color: var(--brand-2); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---- top bar ---- */
.topbar {
  display: flex; align-items: center; gap: 16px;
  background: var(--brand);
  color: #fff;
  padding: 10px 20px;
  box-shadow: var(--shadow);
  position: sticky; top: 0; z-index: 20;
}
.topbar .brand { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 16px; }
.topbar .brand img { height: 30px; width: auto; border-radius: 4px; background:#fff; padding:2px; }
.topbar nav { display: flex; gap: 4px; margin-left: 8px; }
.topbar nav a {
  color: #dce6f2; padding: 6px 12px; border-radius: 6px; font-weight: 500;
}
.topbar nav a:hover, .topbar nav a.active { background: rgba(255,255,255,.14); color: #fff; text-decoration: none; }
.topbar .spacer { flex: 1; }
.topbar .who { color: #cfe0f0; font-size: 13px; }
.topbar .role-badge {
  font-size: 11px; background: var(--brand-2); padding: 2px 8px; border-radius: 99px; margin-left: 6px;
}

.wrap { max-width: 1280px; margin: 22px auto; padding: 0 20px; }
.page-title { font-size: 20px; font-weight: 650; margin: 0 0 4px; }
.page-sub { color: var(--muted); margin: 0 0 18px; }

/* ---- cards / panels ---- */
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.panel + .panel { margin-top: 18px; }
.panel-head { padding: 14px 18px; border-bottom: 1px solid var(--line); font-weight: 600; display:flex; align-items:center; gap:10px; }
.panel-body { padding: 16px 18px; }

/* ---- toolbar ---- */
.toolbar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 14px; }
.toolbar .grow { flex: 1; }
input[type=text], input[type=email], input[type=password], input[type=search], select {
  padding: 8px 11px; border: 1px solid var(--line); border-radius: 8px; font-size: 14px; background:#fff; color: var(--ink);
}
input:focus, select:focus { outline: 2px solid #bcd4ee; border-color: var(--brand-2); }
.btn {
  display:inline-flex; align-items:center; gap:6px; cursor: pointer;
  background: var(--brand-2); color: #fff; border: none; padding: 8px 14px; border-radius: 8px; font-weight: 600; font-size: 14px;
}
.btn:hover { background: #245a96; }
.btn.secondary { background: #eef2f7; color: var(--ink); }
.btn.secondary:hover { background: #e2e8f1; }
.btn.danger { background: var(--danger); }
.btn.ghost { background: transparent; color: var(--brand-2); }
.btn.sm { padding: 5px 10px; font-size: 13px; }

/* ---- guest rows ---- */
.guest-list { display: flex; flex-direction: column; gap: 8px; }
.guest-row {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow);
  transition: box-shadow .12s ease, border-color .12s ease;
  overflow: hidden;
}
.guest-row:hover { border-color: #c9d6e6; box-shadow: 0 4px 14px rgba(16,24,40,.10); }
.guest-mini {
  display: flex; gap: 12px; align-items: center; padding: 11px 14px; cursor: pointer;
}
.guest-mini .cell { min-width: 0; flex: 1 1 0; }
.cell.c-room   { flex: 0 0 56px; }
.cell.c-name   { flex: 2 1 0; }
.cell.c-source { flex: 1.6 1 0; }
.cell.c-arr,
.cell.c-dep    { flex: 0 0 92px; }
.cell.c-amount { flex: 0 0 110px; text-align: right; }
.cell.c-type   { flex: 0 0 80px; }
.cell.c-booking{ flex: 0 0 110px; }
.cell.c-hotel  { flex: 0 0 168px; }
.cell.c-chev   { flex: 0 0 18px; }
.cell .label { display:block; font-size: 10px; text-transform: uppercase; letter-spacing:.04em; color: var(--muted); margin-bottom:1px; }
.cell .val { display:block; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cell .val.tag { display:inline-block; padding: 1px 8px; border-radius: 6px; font-weight: 600; }

.hl-name .val.tag    { background: var(--hl-name); }
.hl-source .val.tag  { background: var(--hl-source); }
.hl-booking .val.tag { background: var(--hl-booking); font-family: ui-monospace, monospace; }
.hl-arrival .val.tag { background: var(--hl-arrival); }
.hl-departure .val.tag { background: var(--hl-departure); }
.hl-amount .val.tag  { background: var(--hl-amount); font-variant-numeric: tabular-nums; }
.hl-gray .val.tag    { background: var(--hl-gray); }

.room-pill {
  background: var(--brand); color: #fff; border-radius: 7px; text-align:center; padding: 6px 0; font-weight: 700;
}
.room-pill.empty { background: #cbd5e1; color:#475569; font-weight:600; }

.chevron { color: var(--muted); justify-self: center; transition: transform .15s ease; }
.guest-row.open .chevron { transform: rotate(90deg); }

/* hotel allocation select inline */
.alloc select { width: 100%; font-size: 13px; padding: 6px 8px; }
.alloc.assigned select { border-color: var(--ok); background: #f0fbf5; }

/* expanded detail */
.guest-detail { display: none; border-top: 1px dashed var(--line); background: #fbfcfe; padding: 14px 16px; }
.guest-row.open .guest-detail { display: block; }
.detail-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px,1fr)); gap: 10px 22px; }
.detail-item .k { font-size: 11px; text-transform: uppercase; letter-spacing:.04em; color: var(--muted); }
.detail-item .v { font-weight: 500; }
.detail-block { margin-top: 12px; }
.detail-block h4 { margin: 0 0 4px; font-size: 12px; text-transform: uppercase; letter-spacing:.04em; color: var(--muted); }
.notes { background: var(--hl-gray); border-radius: 8px; padding: 8px 11px; white-space: pre-wrap; font-size: 13px; }
.chips { display:flex; flex-wrap: wrap; gap: 6px; }
.chip { background: #eef2f7; border-radius: 99px; padding: 2px 10px; font-size: 12px; }

/* column chooser popover */
.colchooser { position: relative; }
.colchooser .menu {
  display:none; position: absolute; right:0; top: 110%; z-index: 30;
  background:#fff; border:1px solid var(--line); border-radius: 10px; box-shadow: var(--shadow); padding: 10px 12px; min-width: 180px;
}
.colchooser.open .menu { display:block; }
.colchooser .menu label { display:flex; align-items:center; gap:8px; padding: 4px 2px; cursor:pointer; font-weight:500; }

/* tables (admin) */
table.tbl { width: 100%; border-collapse: collapse; }
table.tbl th, table.tbl td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); font-size: 13px; }
table.tbl th { color: var(--muted); font-weight: 600; text-transform: uppercase; font-size: 11px; letter-spacing:.04em; }
.badge { font-size: 11px; padding: 2px 8px; border-radius: 99px; font-weight: 600; }
.badge.on { background:#e7f6ee; color: var(--ok); }
.badge.off { background:#fdeaea; color: var(--danger); }
.badge.role { background:#eaf1fa; color: var(--brand-2); }

/* login */
.login-wrap { min-height: 100vh; display:flex; align-items:center; justify-content:center; background: linear-gradient(135deg,#1f3a5f,#2b6cb0); }
.login-card { width: 380px; background:#fff; border-radius: 14px; box-shadow: 0 18px 50px rgba(0,0,0,.25); padding: 28px; }
.login-card h1 { font-size: 20px; margin: 6px 0 2px; }
.login-card .sub { color: var(--muted); margin: 0 0 18px; }
.login-card label { display:block; font-size: 13px; font-weight: 600; margin: 12px 0 4px; }
.login-card input { width: 100%; }
.login-card .btn { width: 100%; justify-content: center; margin-top: 16px; }
.login-tabs { display:flex; gap: 6px; margin-bottom: 6px; }
.login-tabs button { flex:1; background:#eef2f7; border:none; padding: 8px; border-radius: 8px; cursor:pointer; font-weight:600; color: var(--muted); }
.login-tabs button.active { background: var(--brand-2); color:#fff; }
.oauth-sep { display:flex; align-items:center; gap:10px; color: var(--muted); margin: 16px 0 12px; font-size: 12px; }
.oauth-sep::before, .oauth-sep::after { content:""; flex:1; height:1px; background: var(--line); }
.ms-btn { width:100%; justify-content:center; background:#2f2f2f; color:#fff; display:flex; align-items:center; gap:8px; }
.ms-btn:hover { background:#1f1f1f; text-decoration:none; }
.ms-logo { width:16px; height:16px; display:inline-block; background:
  linear-gradient(to right,#f25022 50%, #7fba00 50%) top/100% 49% no-repeat,
  linear-gradient(to right,#00a4ef 50%, #ffb900 50%) bottom/100% 49% no-repeat; }
.alert { padding: 9px 12px; border-radius: 8px; font-size: 13px; margin: 10px 0; }
.alert.err { background:#fdeaea; color: var(--danger); }
.alert.ok { background:#e7f6ee; color: var(--ok); }
.muted { color: var(--muted); }
.empty-state { text-align:center; padding: 50px 20px; color: var(--muted); }
.row-actions { display:flex; gap:6px; align-items:center; }
form.inline { display:inline; }
.help { font-size: 12px; color: var(--muted); margin-top: 4px; }
.pager { display:flex; gap: 8px; align-items:center; justify-content:center; margin-top: 16px; }
.grid-2 { display:grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 820px) {
  .guest-mini { grid-template-columns: 56px 1.4fr 1fr 28px; }
  .guest-mini .hide-sm { display:none; }
  .grid-2 { grid-template-columns: 1fr; }
}