:root {
  --bg: #f4f5f7; --card: #fff; --text: #1c2530; --muted: #6b7684;
  --accent: #2f6f4f; --accent-dark: #24573e; --border: #dde2e8;
  --error: #b3402e; --ok: #2f6f4f;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.5 system-ui, "Segoe UI", sans-serif;
}
header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 24px; background: var(--card); border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; font-size: 18px; color: var(--accent); text-decoration: none; }
nav { display: flex; gap: 16px; align-items: center; }
main { max-width: 1100px; margin: 24px auto; padding: 0 16px; }
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: 10px;
  padding: 20px 24px; margin-bottom: 20px;
}
.card.narrow { max-width: 420px; margin: 48px auto; }
.center { text-align: center; }
h1 { font-size: 20px; margin: 0 0 12px; }
h2 { font-size: 17px; margin: 0 0 6px; }
a { color: var(--accent); }
.muted { color: var(--muted); }
.error { color: var(--error); }
.ok { color: var(--ok); }
label { display: block; margin: 10px 0; }
input[type=email], input[type=password], input[type=file] {
  display: block; width: 100%; margin-top: 4px; padding: 8px 10px;
  border: 1px solid var(--border); border-radius: 6px; font: inherit;
}
fieldset { border: 1px solid var(--border); border-radius: 8px; margin: 14px 0; padding: 10px 14px; }
legend { padding: 0 6px; color: var(--muted); }
.check { font-weight: normal; }
.check input { margin-right: 6px; }
button {
  background: var(--accent); color: #fff; border: 0; border-radius: 6px;
  padding: 9px 18px; font: inherit; cursor: pointer;
}
button:hover { background: var(--accent-dark); }
button:disabled { background: var(--muted); cursor: wait; }
table { border-collapse: collapse; width: 100%; font-size: 13px; }
th, td { border: 1px solid var(--border); padding: 5px 8px; text-align: left; white-space: nowrap; }
th { background: var(--bg); }
.table-wrap { overflow-x: auto; }
.badge {
  background: var(--accent); color: #fff; border-radius: 10px;
  font-size: 12px; padding: 2px 9px; vertical-align: middle;
}
.status { padding: 2px 8px; border-radius: 6px; font-size: 12px; }
.status-done { background: #e2f0e8; color: var(--ok); }
.status-error { background: #f7e3df; color: var(--error); }
.status-queued, .status-parsing, .status-running { background: #fdf3d8; color: #8a6d1a; }
.pair { border-top: 1px solid var(--border); padding: 12px 0; }
.pair-head { margin-bottom: 8px; }
.pair-head code { background: var(--bg); padding: 2px 6px; border-radius: 4px; font-size: 14px; }
.dates { display: flex; gap: 16px; flex-wrap: wrap; }
.dates label { flex: 1; min-width: 160px; }
td input[type=date] { padding: 4px 6px; border: 1px solid var(--border); border-radius: 5px; font: inherit; }
.row-actions { white-space: nowrap; }
.row-actions button { padding: 5px 10px; font-size: 13px; margin-right: 6px; }
button.danger { background: var(--error); }
button.danger:hover { background: #922f20; }
nav a { text-decoration: none; }
.spinner {
  width: 36px; height: 36px; margin: 16px auto; border-radius: 50%;
  border: 4px solid var(--border); border-top-color: var(--accent);
  animation: spin 0.9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }