:root {
  --bg: #f6f7f9; --card: #fff; --text: #1d2330; --muted: #667085; --line: #e3e6eb;
  --accent: #2f6fde; --ok: #1f8a4c; --warn: #b7791f; --bad: #c0392b;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #14171c; --card: #1d2128; --text: #e7eaf0; --muted: #98a2b3; --line: #2c323c;
          --accent: #6b9cf0; --ok: #4cc38a; --warn: #e0b04c; --bad: #ef6b5b; }
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 system-ui, -apple-system, Segoe UI, sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--accent); }
main { max-width: 1040px; margin: 0 auto; padding: 24px 16px 48px; }
footer { text-align: center; color: var(--muted); font-size: 12px; padding: 16px; }
.bar { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap;
       padding: 12px 24px; background: var(--card); border-bottom: 1px solid var(--line); }
.brand { font-weight: 700; text-decoration: none; color: var(--text); }
.brand span, h1 span { color: var(--accent); font-weight: 600; }
nav { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.who { color: var(--muted); }
h1 { font-size: 24px; margin: 8px 0 4px; display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
h2 { font-size: 17px; margin: 28px 0 8px; }
.muted, .empty { color: var(--muted); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px 20px; }
table { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
.code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.big { font-size: 28px; font-weight: 700; letter-spacing: .08em; }
.state { font-size: 12px; font-weight: 600; padding: 2px 8px; border-radius: 999px; border: 1px solid currentColor; }
.state.pending { color: var(--warn); } .state.approved { color: var(--accent); }
.state.completed { color: var(--ok); } .state.rejected, .state.expired { color: var(--bad); }
.alert { padding: 10px 14px; border-radius: 8px; border: 1px solid; }
.alert.error { color: var(--bad); } .alert.ok { color: var(--ok); }
button, .button { background: var(--accent); color: #fff; border: 0; border-radius: 8px; padding: 9px 16px;
                  font: inherit; font-weight: 600; cursor: pointer; text-decoration: none; display: inline-block; }
button.secondary { background: transparent; color: var(--bad); border: 1px solid var(--bad); }
input { font: inherit; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); color: var(--text); width: 100%; }
.pairing { display: inline-flex; flex-direction: column; gap: 2px; margin: 12px 0; }
.steps { list-style: none; padding: 0; margin: 16px 0; display: grid; gap: 8px; }
.steps li { display: flex; gap: 12px; background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 12px 16px; }
.steps .mark { width: 22px; flex: none; font-weight: 700; text-align: center; }
.steps .detail { color: var(--muted); word-break: break-all; }
.steps li.done .mark { color: var(--ok); } .steps li.current { border-color: var(--accent); }
.steps li.current .mark { color: var(--accent); } .steps li.waiting { opacity: .65; }
.steps li.failed .mark { color: var(--bad); }
.actions { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; }
.actions .reject { display: flex; gap: 8px; flex: 1; min-width: 260px; }
.facts { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; }
.facts dt { color: var(--muted); } .facts dd { margin: 0; word-break: break-all; }
.two { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; }
.guide li { margin-bottom: 8px; }
body.login { display: grid; place-items: center; min-height: 100vh; padding: 16px; }
.login-card { width: 100%; max-width: 360px; display: grid; gap: 12px; }
.login-card label { display: grid; gap: 4px; }
.scroll { overflow-x: auto; }
.section-col { text-align: center; font-size: 11px; }
.on { color: var(--ok); } .off, .bad { color: var(--bad); } .off { opacity: .5; }
details.section { margin-bottom: 8px; padding: 10px 16px; }
details.section summary { cursor: pointer; display: flex; gap: 10px; align-items: center; }
pre { margin: 10px 0 0; padding: 12px; background: var(--bg); border-radius: 8px; overflow-x: auto; font-size: 13px; }
td.value { white-space: pre-wrap; word-break: break-all; max-width: 420px; }