:root {
  --bg: #f6f7f9;
  --panel: #ffffff;
  --text: #1f2933;
  --muted: #64748b;
  --line: #d9e1ea;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --positive: #047857;
  --negative: #b91c1c;
  --sidebar: #111827;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
a { color: var(--primary); text-decoration: none; }
h1, h2, h3, p { margin-top: 0; }
.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: 250px;
  background: var(--sidebar);
  color: white;
  padding: 22px 18px;
}
.brand { display: block; color: white; font-weight: 800; font-size: 1.2rem; margin-bottom: 22px; }
.sidebar nav { display: grid; gap: 6px; }
.sidebar nav a { color: #dbeafe; padding: 10px 12px; border-radius: 6px; }
.sidebar nav a:hover { background: rgba(255,255,255,.08); }
.main { margin-left: 250px; padding: 28px; }
.auth-main { display: grid; min-height: 100vh; place-items: center; padding: 20px; }
.login-panel, .panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px;
  box-shadow: 0 8px 20px rgba(31,41,51,.06);
}
.login-panel { width: min(420px, 100%); }
.page-header, .section-title, .toolbar, .form-actions, .inline-form {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}
.page-header { margin-bottom: 22px; }
.page-header p, .login-panel p { color: var(--muted); margin-bottom: 0; }
.button, button {
  border: 1px solid var(--line);
  background: white;
  color: var(--text);
  border-radius: 6px;
  padding: 10px 14px;
  cursor: pointer;
  font: inherit;
}
.button.primary, button.primary { background: var(--primary); border-color: var(--primary); color: white; }
.button.primary:hover { background: var(--primary-dark); }
.button.small { padding: 7px 10px; font-size: .9rem; }
.link-button { border: 0; background: transparent; color: var(--primary); padding: 0; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}
.stats-grid article {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}
.stats-grid span { display: block; color: var(--muted); font-size: .92rem; margin-bottom: 8px; }
.stats-grid strong { font-size: 1.45rem; }
.positive { color: var(--positive); }
.negative { color: var(--negative); }
.two-columns {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}
.table-wrap {
  width: 100%;
  overflow-x: auto;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}
table { width: 100%; border-collapse: collapse; min-width: 620px; }
th, td { padding: 12px 14px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { color: var(--muted); font-size: .86rem; font-weight: 700; }
tr:last-child td { border-bottom: 0; }
.actions { display: flex; gap: 10px; align-items: center; }
.pill {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px 8px;
  color: var(--muted);
  font-size: .84rem;
}
.form { display: grid; gap: 14px; }
.grid-form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
label { display: grid; gap: 6px; color: var(--muted); font-weight: 650; }
input, select, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px 11px;
  color: var(--text);
  background: white;
  font: inherit;
}
.check { display: flex; align-items: center; gap: 8px; color: var(--text); }
.check input { width: auto; }
.scope-box { border: 1px solid var(--line); border-radius: 8px; padding: 14px; }
.alert { background: #fee2e2; color: #991b1b; padding: 10px 12px; border-radius: 6px; margin-bottom: 12px; }
.alert.success { background: #dcfce7; color: #166534; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips span { border: 1px solid var(--line); border-radius: 999px; padding: 7px 10px; background: #f8fafc; }
@media (max-width: 900px) {
  .sidebar { position: static; width: auto; }
  .sidebar nav { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .main { margin-left: 0; padding: 18px; }
  .stats-grid, .two-columns, .grid-form { grid-template-columns: 1fr; }
}