:root {
  --bg: #f6f7f9;
  --card: #ffffff;
  --text: #1d2433;
  --muted: #667085;
  --border: #e4e7ec;
  --primary: #2563eb;
  --valid: #067647;
  --valid-bg: #ecfdf3;
  --invalid: #b42318;
  --invalid-bg: #fef3f2;
  --uncertain: #b54708;
  --uncertain-bg: #fffaeb;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 14px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--primary); }

.topbar { display: flex; gap: 12px; align-items: baseline; padding: 12px 16px; background: var(--card); border-bottom: 1px solid var(--border); }
.brand { font-weight: 700; font-size: 16px; text-decoration: none; color: var(--text); }
.container { max-width: 1100px; margin: 0 auto; padding: 16px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 20px; margin-bottom: 16px; }
h1 { font-size: 20px; margin: 0 0 8px; }
h2 { font-size: 16px; margin: 0 0 12px; }
.muted { color: var(--muted); }
.error { color: var(--invalid); }

.btn { display: inline-block; padding: 8px 14px; border: 1px solid var(--border); border-radius: 6px; background: var(--card); color: var(--text); font: inherit; text-decoration: none; cursor: pointer; }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn:disabled { opacity: .6; cursor: default; }
.btn:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }

.settings { display: grid; gap: 14px; max-width: 520px; }
.settings label { display: grid; gap: 4px; }
.check { display: flex !important; gap: 8px; align-items: center; }
input[type=text] { padding: 7px 8px; border: 1px solid var(--border); border-radius: 6px; font: inherit; width: 100%; max-width: 280px; }
.actions { align-items: flex-end; }
select { padding: 6px 8px; border: 1px solid var(--border); border-radius: 6px; font: inherit; max-width: 200px; }

.progress { margin-top: 14px; }
.bar { height: 8px; background: var(--border); border-radius: 4px; overflow: hidden; }
.bar span { display: block; height: 100%; width: 0; background: var(--primary); transition: width .3s; }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(110px, 1fr)); gap: 10px; margin: 14px 0; }
.stat { display: grid; padding: 12px; border: 1px solid var(--border); border-radius: 8px; text-decoration: none; color: var(--text); }
.stat strong { font-size: 20px; }
.stat span { color: var(--muted); }
.stat.valid strong { color: var(--valid); }
.stat.invalid strong { color: var(--invalid); }
.stat.uncertain strong { color: var(--uncertain); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }

.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 { color: var(--muted); font-weight: 600; white-space: nowrap; }

.pill { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 12px; background: var(--border); }
.pill.valid, .pill.done { background: var(--valid-bg); color: var(--valid); }
.pill.invalid, .pill.failed { background: var(--invalid-bg); color: var(--invalid); }
.pill.uncertain, .pill.running { background: var(--uncertain-bg); color: var(--uncertain); }

.pager { display: flex; gap: 16px; justify-content: center; margin-top: 14px; }