:root {
  --bg: #f5f6f8;
  --card: #ffffff;
  --border: #e2e5ea;
  --text: #1f2430;
  --muted: #6b7280;
  --primary: #2f6f4e;
  --primary-dark: #234f38;
  --danger: #b3261e;
  --warn: #a15c00;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 24px 20px 60px;
}

.topnav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 12px 24px;
}

.topnav-brand { font-weight: 700; }

.topnav-links a {
  margin-right: 16px;
  color: var(--text);
  text-decoration: none;
  font-size: 14px;
}
.topnav-links a:hover { text-decoration: underline; }

.topnav-user {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  color: var(--muted);
}

h1 { font-size: 22px; margin-bottom: 16px; }
h2 { font-size: 16px; margin: 0 0 12px; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 20px;
}
.card.highlight { border-color: var(--primary); }

.stack { display: flex; flex-direction: column; gap: 14px; max-width: 480px; }
.row { display: flex; gap: 14px; }
.grow { flex: 1; }

label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--muted); }
input, select, textarea {
  font: inherit;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  background: #fff;
}

.btn {
  display: inline-block;
  border: none;
  border-radius: 6px;
  padding: 9px 16px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-secondary { background: #fff; border: 1px solid var(--primary); color: var(--primary); }

.link-btn {
  background: none;
  border: none;
  color: var(--primary);
  cursor: pointer;
  font-size: 13px;
  padding: 0;
  text-decoration: underline;
}
.link-btn.danger { color: var(--danger); }

.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th, .table td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--border); }
.table th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; }

.muted { color: var(--muted); font-size: 14px; }

.alert { padding: 10px 14px; border-radius: 6px; margin-bottom: 16px; font-size: 14px; }
.alert-error { background: #fdeceb; color: var(--danger); border: 1px solid #f3c6c2; }
.alert-success { background: #eaf5ee; color: var(--primary-dark); border: 1px solid #c6e4d2; }

.badge { font-size: 11px; padding: 2px 8px; border-radius: 999px; margin-left: 8px; font-weight: 600; vertical-align: middle; }
.badge-ok { background: #eaf5ee; color: var(--primary-dark); }
.badge-warn { background: #fdf3e6; color: var(--warn); }

.login-box {
  max-width: 360px;
  margin: 60px auto 0;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 28px;
}

.filters { display: flex; gap: 10px; flex-wrap: wrap; align-items: end; margin-bottom: 16px; }
.filters label { font-size: 12px; }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 12px; margin-bottom: 20px; }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 14px; }
.stat .num { font-size: 22px; font-weight: 700; }
.stat .label { font-size: 12px; color: var(--muted); }

.small-form { display: inline-flex; gap: 6px; align-items: center; }