:root {
  color-scheme: light;
  --bg: #f5f7f8;
  --panel: #ffffff;
  --ink: #172026;
  --muted: #60707d;
  --line: #d8e0e5;
  --assigned: #2459a6;
  --worse: #a2382a;
  --better: #28744d;
  --removed: #6a5a16;
  --stale: #6b7280;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 14px/1.4 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
button, input, textarea {
  font: inherit;
}
button {
  border: 1px solid var(--line);
  background: #102533;
  color: white;
  min-height: 36px;
  padding: 0 12px;
  border-radius: 6px;
  cursor: pointer;
}
button.secondary { background: #fff; color: var(--ink); }
.shell {
  width: min(1500px, calc(100vw - 28px));
  margin: 0 auto;
  padding: 18px 0 40px;
}
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}
h1, h2, p { margin: 0; }
h1 { font-size: 28px; letter-spacing: 0; }
h2 { font-size: 16px; }
.topbar p { color: var(--muted); margin-top: 2px; }
.actions { display: flex; gap: 8px; }
.disclaimer {
  border-left: 3px solid #2459a6;
  color: #33444f;
  background: #eef5fb;
  padding: 8px 10px;
  border-radius: 6px;
  margin-bottom: 12px;
  font-size: 13px;
}
.entry-band, .toolbar, .status-grid, .history {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 12px;
}
.lookup-form {
  display: grid;
  grid-template-columns: minmax(150px, 220px) minmax(100px, 130px) minmax(120px, 150px) 120px;
  gap: 8px;
  align-items: center;
}
.flight-form {
  display: grid;
  grid-template-columns: 110px 90px 90px minmax(190px, 1fr) 80px;
  gap: 8px;
}
input, textarea {
  border: 1px solid var(--line);
  border-radius: 6px;
  min-height: 36px;
  padding: 7px 9px;
  background: white;
  color: var(--ink);
  min-width: 0;
}
textarea {
  width: 100%;
  min-height: 62px;
  margin-top: 8px;
  resize: vertical;
}
.lookup-message {
  min-height: 20px;
  margin-top: 8px;
  color: var(--muted);
}
.lookup-message.error { color: var(--worse); }
.candidate-list {
  display: grid;
  gap: 8px;
  margin-top: 8px;
}
.candidate {
  display: grid;
  grid-template-columns: 110px 90px 90px 100px 110px 90px;
  gap: 8px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px;
  background: #fbfcfd;
}
.candidate b { font-size: 14px; }
.candidate span { color: var(--muted); }
.advanced-import {
  margin-top: 10px;
  border-top: 1px solid var(--line);
  padding-top: 8px;
}
.advanced-import summary {
  color: var(--muted);
  cursor: pointer;
  margin-bottom: 8px;
}
.toolbar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.toolbar label { display: flex; align-items: center; gap: 6px; color: var(--muted); }
.toolbar input[type="number"] { width: 72px; }
.filters { display: flex; gap: 6px; flex-wrap: wrap; margin-right: auto; }
.pill {
  background: #eef3f5;
  color: var(--ink);
  border: 1px solid var(--line);
}
.pill.active { background: #102533; color: #fff; }
.status-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(120px, 1fr));
  gap: 10px;
}
.status-grid div { border-left: 3px solid #93a5b0; padding-left: 8px; min-width: 0; }
.status-grid b { display: block; font-size: 12px; color: var(--muted); }
.status-grid span { display: block; overflow-wrap: anywhere; }
.table-wrap {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: auto;
  margin-bottom: 12px;
}
table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}
th, td {
  text-align: left;
  border-bottom: 1px solid var(--line);
  padding: 9px 10px;
  white-space: nowrap;
}
th {
  font-size: 12px;
  color: var(--muted);
  background: #f9fbfc;
}
tr:last-child td { border-bottom: 0; }
.state {
  display: inline-block;
  min-width: 84px;
  border-radius: 999px;
  padding: 3px 8px;
  color: #fff;
  text-align: center;
  font-size: 12px;
}
.EDCT_ASSIGNED { background: var(--assigned); }
.EDCT_WORSENED { background: var(--worse); }
.EDCT_IMPROVED { background: var(--better); }
.EDCT_REMOVED { background: var(--removed); }
.UNCHANGED { background: var(--stale); }
.history h2 { margin-bottom: 8px; }
.event {
  display: grid;
  grid-template-columns: 160px 1fr 90px;
  gap: 10px;
  padding: 8px 0;
  border-top: 1px solid var(--line);
}
dialog {
  width: min(760px, calc(100vw - 24px));
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0;
}
.modal-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px;
  border-bottom: 1px solid var(--line);
}
pre {
  margin: 0;
  padding: 12px;
  max-height: 70vh;
  overflow: auto;
  white-space: pre-wrap;
  font-size: 12px;
}
@media (max-width: 900px) {
  .lookup-form { grid-template-columns: 1fr; }
  .flight-form { grid-template-columns: 1fr; }
  .candidate { grid-template-columns: 1fr 1fr; }
  .status-grid { grid-template-columns: repeat(2, 1fr); }
  .topbar { align-items: flex-start; flex-direction: column; }
  .actions { width: 100%; }
  .actions button { flex: 1; }
  .shell { width: min(100vw - 16px, 1500px); }
}