:root {
  --navy: #062445;
  --navy-900: #04152a;
  --cyan: #00a9d6;
  --gold: #b78b20;
  --surface: #ffffff;
  --muted: #f4f7fa;
  --line: #d9e2ea;
  --ink: #10233f;
  --ink-muted: #5c6b7b;
  --danger: #b42318;
  --success: #147a50;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--ink);
  background: linear-gradient(180deg, rgba(6,36,69,.06), transparent 260px), var(--muted);
  font: 14px/1.45 Arial, Helvetica, sans-serif;
}
.topbar {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
  padding: 18px 28px;
  border-bottom: 1px solid var(--line);
  background: white;
}
h1, h2, h3 { margin: 0; color: var(--navy); letter-spacing: 0; }
.topbar h1 { font-size: 20px; }
.topbar p, .panel p, .intro p { margin: 4px 0 0; color: var(--ink-muted); }
main { max-width: 1600px; margin: 0 auto; padding: 28px; }
.hidden { display: none !important; }
.nav, .button {
  border-radius: 8px;
  border: 1px solid var(--line);
  background: white;
  color: var(--navy);
  min-height: 40px;
  padding: 0 14px;
  font-weight: 700;
  cursor: pointer;
}
.nav.active, .button.primary { background: var(--cyan); border-color: var(--cyan); color: white; }
.button.secondary { background: white; border-color: var(--line); }
.button.ghost { background: transparent; }
.intro { margin-bottom: 22px; max-width: 900px; }
.intro h2 { margin-top: 6px; font-size: 34px; }
.eyebrow { text-transform: uppercase; color: var(--cyan) !important; font-weight: 800; letter-spacing: .08em; font-size: 12px; }
.panel {
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 1px 0 rgba(8,37,75,.08);
}
.panel-head, .detail-head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 16px;
  border-bottom: 1px solid var(--line);
}
.dropzone {
  margin: 16px;
  min-height: 210px;
  border: 1px dashed var(--line);
  border-radius: 8px;
  background: var(--muted);
  display: grid;
  place-items: center;
  text-align: center;
  padding: 32px;
  cursor: pointer;
}
.dropzone.drag { border-color: var(--cyan); background: rgba(0,169,214,.08); }
.dropzone input { display: none; }
.dropzone span { display: block; color: var(--ink-muted); margin-top: 8px; }
.file-list { padding: 0 16px; }
.file-item {
  display: flex;
  justify-content: space-between;
  border-top: 1px solid var(--line);
  padding: 10px 0;
}
.label { display: block; margin: 16px 16px 6px; color: var(--ink-muted); font-weight: 800; font-size: 12px; text-transform: uppercase; }
textarea, .search {
  width: calc(100% - 32px);
  margin: 0 16px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 11px;
  color: var(--ink);
}
textarea { min-height: 110px; resize: vertical; }
.actions { display: flex; align-items: center; gap: 12px; padding: 0 16px 16px; }
.status-text { color: var(--ink-muted); font-weight: 700; }
.request-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 20px; }
.metrics { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; padding: 16px; }
.metric { border: 1px solid var(--line); border-radius: 8px; padding: 12px; }
.metric span { display: block; color: var(--ink-muted); font-size: 12px; font-weight: 800; text-transform: uppercase; }
.metric strong { display: block; margin-top: 4px; font-size: 22px; color: var(--navy); }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; min-width: 1100px; }
th, td { border-top: 1px solid var(--line); padding: 10px; text-align: left; vertical-align: top; }
th { background: var(--muted); color: var(--ink-muted); font-size: 12px; text-transform: uppercase; }
tbody tr { cursor: pointer; }
tbody tr:hover { background: var(--muted); }
.badge { display: inline-block; border-radius: 6px; padding: 3px 7px; border: 1px solid var(--line); font-size: 12px; font-weight: 800; }
.badge.gold { background: #fff4d8; border-color: var(--gold); color: #684f08; }
.badge.red { background: #fff0ee; border-color: var(--danger); color: var(--danger); }
.badge.green { background: #eaf7f1; border-color: var(--success); color: var(--success); }
.detail { margin-top: 20px; }
.detail.empty { min-height: 220px; display: grid; place-items: center; color: var(--ink-muted); }
.detail-tabs { display: flex; overflow-x: auto; gap: 4px; padding: 0 16px; border-bottom: 1px solid var(--line); }
.tab { border: 0; border-bottom: 2px solid transparent; background: transparent; padding: 13px 10px; color: var(--ink-muted); font-weight: 800; cursor: pointer; }
.tab.active { border-color: var(--cyan); color: var(--navy); }
.pane { padding: 16px; }
.kv { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.kv div, .flag, .missing, .price-box { border: 1px solid var(--line); border-radius: 8px; background: var(--muted); padding: 12px; }
.kv span { display:block; color: var(--ink-muted); font-size: 12px; font-weight: 800; text-transform: uppercase; }
.kv strong { display:block; margin-top: 4px; color: var(--navy); }
.flag, .missing { margin-bottom: 10px; background: white; }
pre { white-space: pre-wrap; max-height: 420px; overflow: auto; background: var(--muted); border-radius: 8px; padding: 12px; }
@media (max-width: 900px) {
  .topbar, .panel-head, .detail-head { align-items: flex-start; flex-direction: column; }
  .metrics, .kv { grid-template-columns: 1fr; }
  main { padding: 18px; }
}