:root {
  --bg: #f4f6f9; --panel: #ffffff; --text: #1d2433; --muted: #667085; --border: #e3e7ee;
  --brand: #1f4e8c; --brand-ink: #ffffff; --nav: #14213d; --nav-text: #c9d3e6; --nav-active: #ffffff;
  --ok: #157f3b; --ok-bg: #e6f4ea; --warn: #9a6200; --warn-bg: #fff4dc; --bad: #b42318; --bad-bg: #fde8e7;
  --info: #1f4e8c; --info-bg: #e7eef8; --neutral-bg: #eef0f4; --code-bg: #f6f8fa; --bar: #3a6fb5;
  --radius: 10px; --shadow: 0 1px 2px rgba(16,24,40,.06), 0 1px 3px rgba(16,24,40,.08);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f141c; --panel: #171e29; --text: #e4e8ef; --muted: #98a2b3; --border: #283243;
    --brand: #4c86d6; --nav: #0b1018; --nav-text: #9aa8bf; --code-bg: #111821; --bar: #5b8fd8;
    --ok: #4ccb7a; --ok-bg: #12301f; --warn: #f0b44c; --warn-bg: #33270f; --bad: #f2756a; --bad-bg: #3a1714;
    --info: #8fb6ec; --info-bg: #15263d; --neutral-bg: #222b39; --shadow: none;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--text); font: 14px/1.5 "Segoe UI", system-ui, -apple-system, Roboto, sans-serif; }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
code, pre, .mono { font-family: "Cascadia Mono", Consolas, ui-monospace, monospace; font-size: 12.5px; }

.layout { display: flex; min-height: 100vh; }
.sidebar { width: 230px; background: var(--nav); color: var(--nav-text); flex-shrink: 0; display: flex; flex-direction: column; }
.brand { padding: 20px 18px 16px; color: #fff; font-weight: 600; font-size: 15px; line-height: 1.3; border-bottom: 1px solid rgba(255,255,255,.08); }
.brand small { display: block; color: var(--nav-text); font-weight: 400; font-size: 12px; }
.nav { list-style: none; margin: 8px 0; padding: 0; flex: 1; }
.nav a { display: block; padding: 10px 18px; color: var(--nav-text); border-left: 3px solid transparent; }
.nav a:hover { background: rgba(255,255,255,.05); text-decoration: none; color: #fff; }
.nav a.active { color: var(--nav-active); border-left-color: #6ea0e6; background: rgba(255,255,255,.07); }
.sidebar-foot { padding: 14px 18px; font-size: 12px; border-top: 1px solid rgba(255,255,255,.08); }
.sidebar-foot button { background: none; border: 1px solid rgba(255,255,255,.2); color: var(--nav-text); padding: 4px 10px; border-radius: 6px; cursor: pointer; margin-top: 6px; }
.main { flex: 1; min-width: 0; padding: 24px 28px 40px; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 18px; flex-wrap: wrap; }
h1 { font-size: 20px; margin: 0; font-weight: 600; }
h2 { font-size: 15px; margin: 0 0 12px; font-weight: 600; }
.menu-toggle { display: none; }

.banner { padding: 10px 14px; border-radius: 8px; margin-bottom: 16px; border: 1px solid var(--border); }
.banner.info { background: var(--info-bg); color: var(--info); }
.banner.ok { background: var(--ok-bg); color: var(--ok); }
.banner.bad { background: var(--bad-bg); color: var(--bad); }
.banner.warn { background: var(--warn-bg); color: var(--warn); }

.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 14px; margin-bottom: 18px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; box-shadow: var(--shadow); }
.card .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
.card .value { font-size: 26px; font-weight: 600; margin-top: 4px; font-variant-numeric: tabular-nums; }
.card .sub { color: var(--muted); font-size: 12px; margin-top: 2px; }
.card.accent-ok .value { color: var(--ok); } .card.accent-bad .value { color: var(--bad); } .card.accent-warn .value { color: var(--warn); }

.panel { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; box-shadow: var(--shadow); margin-bottom: 18px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: 12px; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .03em; white-space: nowrap; }
tbody tr:hover { background: var(--neutral-bg); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.nowrap { white-space: nowrap; }
.muted { color: var(--muted); }
.empty { color: var(--muted); padding: 24px; text-align: center; }

.badge { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 12px; font-weight: 600; background: var(--neutral-bg); color: var(--muted); white-space: nowrap; }
.badge.ok, .badge.Synced, .badge.Online, .badge.PARSED, .badge.Active { background: var(--ok-bg); color: var(--ok); }
.badge.bad, .badge.Failed, .badge.Offline, .badge.ERROR, .badge.UNDECODABLE, .badge.UNAUTHORIZED, .badge.ERROR-level { background: var(--bad-bg); color: var(--bad); }
.badge.warn, .badge.Pending, .badge.DUPLICATE, .badge.REVIEW, .badge.WARNING { background: var(--warn-bg); color: var(--warn); }
.badge.info, .badge.DECODED, .badge.RECEIVED, .badge.INFO { background: var(--info-bg); color: var(--info); }

form.filters { display: flex; flex-wrap: wrap; gap: 10px; align-items: flex-end; margin-bottom: 14px; }
form.filters label { display: flex; flex-direction: column; font-size: 12px; color: var(--muted); gap: 3px; }
input, select, textarea { font: inherit; color: var(--text); background: var(--panel); border: 1px solid var(--border); border-radius: 7px; padding: 6px 9px; min-height: 34px; }
textarea { width: 100%; min-height: 70px; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--brand); outline-offset: -1px; }
.btn { display: inline-block; font: inherit; font-weight: 600; padding: 7px 14px; border-radius: 7px; border: 1px solid var(--brand); background: var(--brand); color: var(--brand-ink); cursor: pointer; min-height: 34px; }
.btn:hover { filter: brightness(1.08); text-decoration: none; }
.btn.secondary { background: transparent; color: var(--brand); }
.btn.small { padding: 3px 10px; min-height: 0; font-size: 12px; }

.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.form-grid label, .field { display: flex; flex-direction: column; gap: 4px; font-size: 13px; }
.form-grid .wide { grid-column: 1 / -1; }
.help { font-size: 12px; color: var(--muted); }
.actions { margin-top: 14px; display: flex; gap: 10px; flex-wrap: wrap; }

dl.kv { display: grid; grid-template-columns: 130px minmax(0, 1fr); gap: 6px 14px; margin: 0; }
dl.kv dt { color: var(--muted); }
dl.kv dd { margin: 0; word-break: break-all; }
pre.code { background: var(--code-bg); border: 1px solid var(--border); border-radius: 8px; padding: 12px; overflow: auto; max-height: 520px; white-space: pre-wrap; word-break: break-all; margin: 0; }

.pager { display: flex; gap: 8px; align-items: center; justify-content: flex-end; margin-top: 12px; color: var(--muted); }
.chart svg { width: 100%; height: auto; display: block; }
.chart .bar { fill: var(--bar); }
.chart .axis { fill: var(--muted); font-size: 10px; }
.chart .val { fill: var(--text); font-size: 10px; }

.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 16px; }
.login-box { width: 100%; max-width: 380px; }
.login-box h1 { margin-bottom: 4px; }
.login-box .field { margin-bottom: 12px; }
.login-box input { width: 100%; }
details summary { cursor: pointer; color: var(--brand); }

@media (max-width: 860px) {
  .layout { display: block; }
  .sidebar { width: 100%; }
  .nav { display: none; }
  .nav.open { display: block; }
  .sidebar-foot { display: none; }
  .nav.open + .sidebar-foot { display: block; }
  .brand { display: flex; align-items: center; justify-content: space-between; }
  .menu-toggle { display: inline-block; background: none; border: 1px solid rgba(255,255,255,.25); color: #fff; border-radius: 6px; padding: 4px 10px; font: inherit; cursor: pointer; }
  .main { padding: 16px; }
  .grid-2 { grid-template-columns: 1fr; }
  dl.kv { grid-template-columns: 1fr; gap: 2px; }
  dl.kv dd { margin-bottom: 8px; }
  .cards { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .card .value { font-size: 22px; }
  form.filters label { flex: 1 1 140px; }
  form.filters input, form.filters select { width: 100%; }
}