:root {
  --navy: #2c3033; --red: #fc123c;
  --side: #f3f3f3; --side-hover: #e8e8e8;   /* light gray from the NextMile Shopify theme */
  --bg: #ffffff; --panel: #ffffff; --line: #e1e4e7; --text: #1d2125; --muted: #646b72;
  --ok: #19794a; --ok-bg: #e5f4ec; --warn: #9a6200; --warn-bg: #fdf2dc; --bad: #c4102f; --bad-bg: #fde7eb;
  --radius: 6px;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--text); background: var(--bg);
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); font-size: 14px; line-height: 1.45; }
a { color: #1d5fa8; }
.shell { display: grid; grid-template-columns: 220px 1fr; min-height: 100vh; }
.side { background: var(--side); color: var(--navy); border-right: 1px solid var(--line); padding: 20px 14px; display: flex; flex-direction: column; gap: 4px; }
.side a.brand { display: grid; justify-items: center; gap: 4px; padding: 6px 8px 16px; margin-bottom: 8px; border-bottom: 1px solid var(--line); border-radius: 0; }
.side a.brand:hover { background: none; }
.brand img { width: 100%; max-width: 175px; height: auto; display: block; }
.brand-tag { font-size: 10px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }
.side a { color: var(--navy); text-decoration: none; padding: 8px 10px; border-radius: var(--radius); }
.side a:hover { background: var(--side-hover); }
.side a.on { background: #fff; font-weight: 600; box-shadow: inset 3px 0 0 var(--red), 0 0 0 1px var(--line); }
.side form { margin-top: auto; }
.side button { background: none; border: 0; color: var(--muted); padding: 8px 10px; cursor: pointer; font: inherit; }
.side button:hover { color: var(--navy); }
.main { padding: 24px clamp(16px, 3vw, 36px); display: grid; gap: 20px; align-content: start; min-width: 0; }
h1 { margin: 0; font-size: 22px; }
h2 { margin: 0 0 10px; font-size: 15px; }
.sub { color: var(--muted); margin: 4px 0 0; max-width: 80ch; }
.card { background: var(--panel); border: 1px solid var(--line); box-shadow: 0 1px 2px rgba(44, 48, 51, .05); border-radius: var(--radius); padding: 16px; min-width: 0; }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); }
.scroll { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: 7px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: 12px; white-space: nowrap; }
td.n, th.n { text-align: right; }
tr:last-child td { border-bottom: 0; }
.pill { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 12px; white-space: nowrap; background: #eef0f2; color: var(--muted); }
.pill.ok { background: var(--ok-bg); color: var(--ok); }
.pill.warn { background: var(--warn-bg); color: var(--warn); }
.pill.bad { background: var(--bad-bg); color: var(--bad); }
.flash { padding: 10px 14px; border-radius: var(--radius); border: 1px solid var(--line); background: var(--panel); }
.flash.ok { border-color: var(--ok); background: var(--ok-bg); }
.flash.bad { border-color: var(--bad); background: var(--bad-bg); }
.filters { display: flex; flex-wrap: wrap; gap: 8px; align-items: end; }
label { display: grid; gap: 4px; font-size: 12px; color: var(--muted); }
input, select { font: inherit; padding: 6px 8px; border: 1px solid #c9ced3; border-radius: var(--radius); background: #fff; color: var(--text); }
input[type=number] { width: 7.5em; }
input:focus, select:focus, button:focus-visible { outline: 2px solid #1d5fa8; outline-offset: 1px; }
.btn { font: inherit; padding: 7px 14px; border-radius: var(--radius); border: 1px solid #c9ced3; background: #fff; cursor: pointer; color: var(--text); }
.btn.primary { background: var(--navy); border-color: var(--navy); color: #fff; }
.btn.danger { background: var(--red); border-color: var(--red); color: #fff; }
.row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; font-variant-numeric: tabular-nums; }
.stat { display: grid; gap: 2px; }
.stat b { font-size: 22px; font-weight: 600; font-variant-numeric: tabular-nums; }
.muted { color: var(--muted); }
.settings-grid { display: grid; gap: 10px 16px; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
.login { background: var(--side); min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login .card { width: min(100%, 360px); display: grid; gap: 14px; }
.empty { color: var(--muted); padding: 18px 0; text-align: center; }
@media (max-width: 760px) {
  .shell { grid-template-columns: 1fr; }
  .side { flex-direction: row; flex-wrap: wrap; align-items: center; padding: 10px; }
  .side { border-right: 0; border-bottom: 1px solid var(--line); }
  .side a.brand { padding: 4px 8px; margin: 0 8px 0 0; border-bottom: 0; grid-auto-flow: column; align-items: center; gap: 8px; }
  .brand img { max-width: 110px; }
  .side form { margin: 0 0 0 auto; }
}