:root {
  --bg: #f4f6f8; --card: #ffffff; --text: #1d2733; --muted: #667085; --line: #e2e6ea;
  --brand: #0f6b5c; --brand-dark: #0a4d42; --danger: #b42318; --ok: #067647; --warn: #b54708;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #11161b; --card: #1a2128; --text: #e8edf2; --muted: #98a2b3; --line: #2b343d; --brand: #2aa391; --brand-dark: #1f8173; }
}
* { box-sizing: border-box; }
body { margin: 0; font-family: "Segoe UI", Tahoma, Arial, sans-serif; background: var(--bg); color: var(--text); line-height: 1.6; }
header.top { background: var(--brand); color: #fff; padding: 12px 16px; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
header.top h1 { font-size: 18px; margin: 0; flex: 1; }
header.top .who { font-size: 14px; opacity: .9; }
main { max-width: 960px; margin: 0 auto; padding: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px; margin-bottom: 16px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.tile { cursor: pointer; border: 1px solid var(--line); border-radius: 10px; padding: 14px; background: var(--card); text-align: right; font: inherit; color: inherit; }
.tile:hover { border-color: var(--brand); }
.tile b { display: block; margin-bottom: 4px; }
.tile span { color: var(--muted); font-size: 13px; }
label { display: block; font-weight: 600; margin: 12px 0 4px; font-size: 14px; }
input, select, textarea { width: 100%; padding: 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--card); color: var(--text); font: inherit; }
input[readonly] { background: var(--bg); color: var(--muted); }
textarea { min-height: 90px; resize: vertical; }
button, .btn { background: var(--brand); color: #fff; border: 0; border-radius: 8px; padding: 10px 16px; font: inherit; cursor: pointer; }
button:hover { background: var(--brand-dark); }
button.ghost { background: transparent; color: inherit; border: 1px solid var(--line); }
button.danger { background: var(--danger); }
button.small { padding: 4px 10px; font-size: 13px; }
.tabs { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.tabs button { background: var(--card); color: var(--text); border: 1px solid var(--line); }
.tabs button.on { background: var(--brand); color: #fff; border-color: var(--brand); }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { padding: 8px; border-bottom: 1px solid var(--line); text-align: right; vertical-align: top; }
th { color: var(--muted); font-weight: 600; }
.table-wrap { overflow-x: auto; }
.badge { padding: 2px 8px; border-radius: 99px; font-size: 12px; background: var(--line); }
.badge.pending { color: var(--warn); }
.badge.approved { color: var(--ok); }
.badge.rejected { color: var(--danger); }
.err { color: var(--danger); margin-top: 8px; min-height: 1.2em; }
.msg { color: var(--ok); margin-top: 8px; }
.auto { background: var(--bg); border: 1px dashed var(--line); border-radius: 8px; padding: 10px; margin-bottom: 8px; font-size: 14px; }
.auto div { display: flex; justify-content: space-between; gap: 8px; padding: 2px 0; }
.auto span { color: var(--muted); }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.row > * { flex: 0 0 auto; }
.login { max-width: 380px; margin: 10vh auto; }
.modal { position: fixed; inset: 0; background: rgba(0,0,0,.5); display: flex; align-items: center; justify-content: center; padding: 16px; z-index: 10; }
.modal .card { max-width: 440px; width: 100%; margin: 0; }
.secret { font-family: Consolas, monospace; font-size: 20px; letter-spacing: 2px; background: var(--bg); padding: 10px; border-radius: 8px; text-align: center; direction: ltr; user-select: all; }
.print-head { display: none; }
@media print {
  header.top, .tabs, button, .no-print { display: none !important; }
  body { background: #fff; color: #000; }
  .card { border: 0; padding: 0; }
  .print-head { display: block; text-align: center; border-bottom: 2px solid #000; margin-bottom: 12px; padding-bottom: 8px; }
}