:root {
  --bg: #f4f6fa; --panel: #ffffff; --panel2: #f8fafc; --text: #0f172a; --muted: #64748b; --line: #e2e8f0;
  --accent: #2563eb; --accent-2: #1d4ed8; --accent-soft: #dbeafe;
  --ok: #15803d; --ok-soft: #dcfce7; --warn: #b45309; --warn-soft: #fef3c7; --err: #b91c1c; --err-soft: #fee2e2;
  --radius: 10px; --shadow: 0 1px 2px rgba(15,23,42,.06), 0 4px 16px rgba(15,23,42,.05);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1120; --panel: #111a2e; --panel2: #0f172a; --text: #e2e8f0; --muted: #94a3b8; --line: #1e2a44;
    --accent: #3b82f6; --accent-2: #60a5fa; --accent-soft: #172554;
    --ok: #4ade80; --ok-soft: #052e16; --warn: #fbbf24; --warn-soft: #3a2a05; --err: #f87171; --err-soft: #3b0d0d;
    --shadow: 0 1px 2px rgba(0,0,0,.3); color-scheme: dark;
  }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; background: var(--bg); color: var(--text); font: 14px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); }
h1 { font-size: 22px; margin: 0 0 4px; }
h2 { font-size: 16px; margin: 0 0 12px; }
h3 { font-size: 14px; margin: 16px 0 8px; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.nowrap { white-space: nowrap; }
code, .mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12.5px; }

/* layout */
.top { position: sticky; top: 0; z-index: 20; height: 54px; display: flex; align-items: center; gap: 12px; padding: 0 16px; background: var(--panel); border-bottom: 1px solid var(--line); }
.brand { font-weight: 700; font-size: 16px; display: flex; align-items: center; gap: 8px; white-space: nowrap; }
@media (max-width: 480px) { .brand small { display: none; } }
.brand small { font-weight: 600; font-size: 11px; padding: 2px 6px; border-radius: 6px; background: var(--warn-soft); color: var(--warn); }
.brand small:empty { display: none; }
.logo { display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 7px; background: var(--accent); color: #fff; font-weight: 800; }
.spacer { flex: 1; }
.who { color: var(--muted); font-size: 13px; }
.burger { display: none; background: none; border: 0; font-size: 20px; color: var(--text); cursor: pointer; }
.side { position: fixed; top: 54px; left: 0; bottom: 0; width: 220px; padding: 12px 10px; background: var(--panel); border-right: 1px solid var(--line); overflow-y: auto; }
.side a { display: block; padding: 8px 12px; margin: 2px 0; border-radius: 8px; color: var(--text); text-decoration: none; font-weight: 500; }
.side a:hover { background: var(--panel2); }
.side a.active { background: var(--accent-soft); color: var(--accent-2); }
.side a.accent { color: var(--accent); font-weight: 650; }
.side .sep { height: 1px; background: var(--line); margin: 10px 6px; }
main { margin-left: 220px; padding: 24px 28px 60px; max-width: 1400px; }
@media (max-width: 860px) {
  .burger { display: block; }
  .side { transform: translateX(-100%); transition: transform .2s; z-index: 30; }
  .side.open { transform: none; box-shadow: var(--shadow); }
  main { margin-left: 0; padding: 16px; }
  .who { display: none; }
}
.page-head { display: flex; align-items: flex-end; gap: 12px; flex-wrap: wrap; margin-bottom: 18px; }
.page-head .spacer { flex: 1; }

/* cards */
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow); margin-bottom: 16px; }
.grid { display: grid; gap: 16px; }
.g2 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.g3 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.stat { padding: 14px 16px; }
.stat .v { font-size: 22px; font-weight: 700; font-variant-numeric: tabular-nums; }
.stat .l { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }

/* forms */
label { display: block; font-size: 12px; font-weight: 600; color: var(--muted); margin-bottom: 4px; }
input, select, textarea { width: 100%; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel2); color: var(--text); font: inherit; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }
input[type=checkbox] { width: auto; margin-right: 6px; vertical-align: middle; }
textarea { min-height: 80px; resize: vertical; }
.field { margin-bottom: 12px; }
.row { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
.check { display: flex; align-items: center; font-size: 13px; font-weight: 500; color: var(--text); margin: 6px 0; }
.inline { display: flex; gap: 8px; align-items: flex-end; flex-wrap: wrap; }
.inline > * { flex: 0 0 auto; }
.inline .grow { flex: 1 1 200px; }

/* buttons */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 8px 14px; border-radius: 8px; border: 1px solid var(--accent); background: var(--accent); color: #fff; font: inherit; font-weight: 600; cursor: pointer; text-decoration: none; white-space: nowrap; }
.btn:hover { background: var(--accent-2); }
.btn:disabled { opacity: .55; cursor: default; }
.btn.ghost { background: transparent; color: var(--text); border-color: var(--line); }
.btn.ghost:hover { background: var(--panel2); }
.btn.danger { background: transparent; color: var(--err); border-color: var(--err); }
.btn.ok { background: var(--ok); border-color: var(--ok); }
.btn.sm { padding: 4px 9px; font-size: 12.5px; }
.btn.link { background: none; border: 0; color: var(--accent); padding: 2px 4px; }
.actions { display: flex; gap: 6px; flex-wrap: wrap; }

/* tables */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 8px 10px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { font-size: 12px; color: var(--muted); font-weight: 600; background: var(--panel2); position: sticky; top: 0; }
tbody tr:hover { background: var(--panel2); }
tr.clickable { cursor: pointer; }
tfoot td { font-weight: 700; }
.lines input, .lines select { padding: 6px 8px; }
.lines td { padding: 4px; }

/* badges & alerts */
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11.5px; font-weight: 600; background: var(--panel2); border: 1px solid var(--line); white-space: nowrap; }
.badge.ok { background: var(--ok-soft); color: var(--ok); border-color: transparent; }
.badge.warn { background: var(--warn-soft); color: var(--warn); border-color: transparent; }
.badge.err { background: var(--err-soft); color: var(--err); border-color: transparent; }
.badge.info { background: var(--accent-soft); color: var(--accent-2); border-color: transparent; }
.alert { padding: 10px 14px; border-radius: 8px; margin-bottom: 10px; border: 1px solid transparent; }
.alert.warn { background: var(--warn-soft); color: var(--warn); }
.alert.error { background: var(--err-soft); color: var(--err); }
.alert.ok { background: var(--ok-soft); color: var(--ok); }
.alert.info { background: var(--accent-soft); color: var(--accent-2); }
.alert a { color: inherit; font-weight: 600; }
.errlist { margin: 6px 0 0; padding-left: 18px; font-size: 13px; }
.empty { text-align: center; padding: 30px; color: var(--muted); }
.steps { padding-left: 20px; } .steps li { margin: 6px 0; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 4px 14px; font-size: 13px; }
.kv dt { color: var(--muted); } .kv dd { margin: 0; }
.totals { margin-left: auto; min-width: 260px; }
.totals div { display: flex; justify-content: space-between; padding: 3px 0; }
.totals .grand { font-size: 18px; font-weight: 700; border-top: 1px solid var(--line); padding-top: 8px; margin-top: 4px; }
pre.xml { max-height: 420px; overflow: auto; background: var(--panel2); padding: 12px; border-radius: 8px; border: 1px solid var(--line); white-space: pre-wrap; word-break: break-all; }

/* auth */
.auth-box { max-width: 380px; margin: 10vh auto; }
.auth-box .brand { justify-content: center; margin-bottom: 18px; font-size: 20px; }

/* modal & toasts */
.modal { position: fixed; inset: 0; background: rgba(2,6,23,.55); z-index: 50; display: grid; place-items: center; padding: 16px; }
.modal-box { position: relative; background: var(--panel); border-radius: 12px; padding: 22px; width: min(860px, 100%); max-height: 90vh; overflow: auto; box-shadow: 0 20px 60px rgba(0,0,0,.3); }
.modal-x { position: absolute; top: 8px; right: 12px; border: 0; background: none; font-size: 24px; color: var(--muted); cursor: pointer; }
#toasts { position: fixed; right: 16px; bottom: 16px; z-index: 60; display: flex; flex-direction: column; gap: 8px; }
.toast { padding: 10px 14px; border-radius: 8px; background: var(--text); color: var(--bg); box-shadow: var(--shadow); max-width: 420px; white-space: pre-line; }
.toast.err { background: var(--err); color: #fff; }
.toast.ok { background: var(--ok); color: #fff; }
.spin { display: inline-block; width: 14px; height: 14px; border: 2px solid currentColor; border-right-color: transparent; border-radius: 50%; animation: sp .7s linear infinite; vertical-align: -2px; }
@keyframes sp { to { transform: rotate(360deg); } }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 14px; }
.tabs button { background: none; border: 0; padding: 8px 14px; font: inherit; font-weight: 600; color: var(--muted); cursor: pointer; border-bottom: 2px solid transparent; }
.tabs button.active { color: var(--accent); border-bottom-color: var(--accent); }