:root {
  --bg: #f4f5f7;
  --panel: #ffffff;
  --border: #dcdde1;
  --text: #2f3640;
  --muted: #718096;
  --accent: #0984e3;
  --green: #27ae60;
  --red: #e74c3c;
  --amber: #f39c12;
}
* { box-sizing: border-box; }
body {
  font-family: -apple-system, Segoe UI, Roboto, sans-serif;
  margin: 0; background: var(--bg); color: var(--text);
}
header {
  background: #2f3640; color: #f5f6fa; padding: 14px 24px;
  display: flex; align-items: center; justify-content: space-between;
}
header h1 { font-size: 18px; margin: 0; font-weight: 600; }
header nav a {
  color: #dfe6e9; margin-left: 16px; text-decoration: none; font-size: 14px;
}
header nav a:hover { color: #fff; }
main { max-width: 1180px; margin: 24px auto; padding: 0 16px; }

.panel {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 8px; padding: 18px; margin-bottom: 18px;
}
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid #eee; font-size: 14px; }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .4px; }
tr:hover td { background: #fafbfc; }

.badge { padding: 2px 8px; border-radius: 12px; font-size: 12px; font-weight: 500; }
.b-active, .in_progress { background: #d5eafd; color: #0a4f8a; }
.b-suspended, .on_hold { background: #ffe8c2; color: #8a5a00; }
.b-completed, .accepted, .approved { background: #d3f3df; color: #1a7a42; }
.b-lost, .rejected { background: #fbd8d8; color: #a4281f; }
.b-open { background: #ffe8c2; color: #8a5a00; }
.b-issues_issued { background: #ffe8c2; color: #8a5a00; }
.on_review { background: #e2e3e8; color: #555; }

button {
  background: var(--accent); color: #fff; border: none; padding: 8px 14px;
  border-radius: 6px; cursor: pointer; font-size: 14px;
}
button.secondary { background: #718096; }
button.gray { background: #eee; color: var(--text); }
button:disabled { opacity: .5; cursor: not-allowed; }
button + button { margin-left: 8px; }

input, select, textarea {
  width: 100%; padding: 8px 10px; border: 1px solid var(--border);
  border-radius: 6px; font-size: 14px; font-family: inherit; margin: 4px 0 10px;
}
label { display: block; font-size: 13px; color: var(--muted); margin-top: 8px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
.form-row.c2 { grid-template-columns: 1fr 1fr; }

.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; }
.card {
  background: var(--panel); border: 1px solid var(--border); border-radius: 8px;
  padding: 16px; cursor: pointer; transition: box-shadow .15s;
}
.card:hover { box-shadow: 0 2px 10px rgba(0,0,0,.08); }
.card h3 { margin: 0 0 6px; font-size: 16px; }
.card p { margin: 4px 0; color: var(--muted); font-size: 13px; }
.mut { color: var(--muted); font-size: 12px; }

.issue {
  border-left: 4px solid var(--amber); background: #fffdf5;
  padding: 10px 12px; border-radius: 4px; margin-bottom: 8px;
}
.error { background: #fbd8d8; color: #a4281f; padding: 10px 14px; border-radius: 6px; margin: 10px 0; }
.loading { text-align: center; color: var(--muted); padding: 40px; }
.tabs a { margin-right: 16px; text-decoration: none; color: var(--accent); font-size: 14px; }
.tabs { margin-bottom: 12px; }