:root {
  --bg: #0f1419;
  --card: #1a2332;
  --text: #e7ecf3;
  --muted: #8b9cb3;
  --accent: #3d8bfd;
  --danger: #e85d6a;
  --ok: #3ecf8e;
  --border: #2a3545;
  font-family: "Segoe UI", Tahoma, system-ui, sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); line-height: 1.5; }

.install-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem 1.75rem;
  max-width: 520px;
  width: 100%;
}

.install-card h1 { margin-top: 0; font-size: 1.25rem; }

.form-grid {
  display: grid;
  gap: 0.5rem;
  margin-top: 1rem;
}

.form-grid label { font-size: 0.9rem; color: var(--muted); }
.form-grid input {
  padding: 0.6rem 0.75rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
}

.form-grid button, .btn {
  margin-top: 0.5rem;
  padding: 0.65rem 1rem;
  border: none;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
  font-weight: 600;
}

.err { color: var(--danger); }
.ok { color: var(--ok); }
.hint { font-size: 0.85rem; color: var(--muted); }
code { background: var(--bg); padding: 0.15rem 0.4rem; border-radius: 4px; font-size: 0.85em; }

/* Dashboard */
.dash-body { margin: 0; }
.dash-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: var(--card);
}
.dash-header h1 { margin: 0; font-size: 1.1rem; }
.hdr-actions { display: flex; align-items: center; gap: 1rem; }
.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  text-decoration: none;
  padding: 0.4rem 0.8rem;
  border-radius: 8px;
  font-size: 0.9rem;
}
.dash-main { padding: 1.5rem; max-width: 1280px; margin: 0 auto; }
.dash-main .card { max-width: none; margin-bottom: 1.5rem; }
.dash-main h2 { margin-top: 0; font-size: 1rem; color: var(--muted); }

.form-inline {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}
.form-inline input {
  padding: 0.5rem 0.65rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  min-width: 160px;
}

.table-wrap { overflow-x: auto; }
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.data-table th, .data-table td {
  border-bottom: 1px solid var(--border);
  padding: 0.6rem 0.5rem;
  text-align: right;
}
.data-table th { color: var(--muted); font-weight: 600; }
.machine-id-cell code {
  display: block;
  max-width: 40rem;
  word-break: break-all;
  font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
  font-size: 0.72rem;
  line-height: 1.4;
}

.btn-sm {
  padding: 0.25rem 0.5rem;
  font-size: 0.8rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  cursor: pointer;
}
.btn-sm.danger { border-color: var(--danger); color: var(--danger); }
.muted { color: var(--muted); }
.flash { margin-bottom: 1rem; }