:root {
  --brand: #61CE70;
  --brand-dark: #3E8E4F;
  --ink: #0A1929;
  --muted: #5A6C7D;
  --line: #E3E8EE;
  --bg: #F5F7FA;
  --warn: #FFC107;
  --danger: #E53935;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  font-size: 14px;
  line-height: 1.55;
}
a { color: var(--brand-dark); text-decoration: none; }
a:hover { text-decoration: underline; }
header.topbar {
  background: #FFF;
  border-bottom: 1px solid var(--line);
  padding: 12px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
header.topbar .brand {
  font-weight: 700;
  letter-spacing: 3px;
  font-size: 18px;
}
header.topbar .brand span { color: var(--brand); font-weight: 300; }
header.topbar nav a {
  margin-right: 16px;
  font-size: 13px;
  color: var(--ink);
}
header.topbar nav a.active { color: var(--brand-dark); font-weight: 600; }
header.topbar .session { font-size: 12px; color: var(--muted); }
main {
  max-width: 1100px;
  margin: 32px auto;
  padding: 0 24px;
}
h1 { font-size: 22px; margin: 0 0 20px 0; }
h2 { font-size: 16px; margin: 28px 0 12px 0; color: var(--ink); }
.card {
  background: #FFF;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 20px 24px;
  margin-bottom: 16px;
}
table { width: 100%; border-collapse: collapse; }
th, td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}
th { background: rgba(97,206,112,0.08); color: var(--ink); font-weight: 600; }
tr:hover td { background: var(--bg); }
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.badge.admin { background: rgba(97,206,112,0.18); color: var(--brand-dark); }
.badge.inactive { background: #FFEBEE; color: var(--danger); }
.btn {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 4px;
  border: 1px solid var(--line);
  background: #FFF;
  color: var(--ink);
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  transition: background 0.15s;
}
.btn:hover { background: var(--bg); }
.btn.primary { background: var(--brand); color: #FFF; border-color: var(--brand-dark); }
.btn.primary:hover { background: var(--brand-dark); }
.btn.danger { color: var(--danger); border-color: #F8BBBB; }
.btn.danger:hover { background: #FFF1F1; }
.btn.small { padding: 4px 10px; font-size: 11px; }
.form-row { margin-bottom: 14px; }
.form-row label { display: block; font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); margin-bottom: 4px; }
.form-row input[type=text],
.form-row input[type=email],
.form-row input[type=password],
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 4px;
  font-size: 14px;
  font-family: inherit;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 2px rgba(97,206,112,0.2);
}
.checkbox-list label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 0;
  font-weight: normal;
  text-transform: none;
  letter-spacing: 0;
  color: var(--ink);
}
.checkbox-list label input[type=checkbox] { margin-top: 3px; }
.checkbox-list .cap-name { font-weight: 600; font-family: 'SF Mono', Menlo, monospace; font-size: 12px; color: var(--brand-dark); display: block; margin-bottom: 2px; }
.checkbox-list .cap-desc { font-size: 12px; color: var(--muted); }
.alert {
  padding: 10px 14px;
  border-radius: 4px;
  margin-bottom: 16px;
  font-size: 13px;
}
.alert.error { background: #FFEBEE; color: #B71C1C; border: 1px solid #FFCDD2; }
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}
.stat-card {
  background: #FFF;
  border-left: 3px solid var(--brand);
  padding: 16px 20px;
  border-radius: 4px;
  box-shadow: 0 1px 3px rgba(10,25,41,0.04);
}
.stat-card .label { font-size: 10px; color: var(--muted); text-transform: uppercase; letter-spacing: 2px; }
.stat-card .value { font-size: 28px; font-weight: 700; color: var(--ink); margin-top: 4px; }
.login-box {
  max-width: 380px;
  margin: 80px auto;
  background: #FFF;
  padding: 36px 32px;
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(10,25,41,0.08);
}
.login-box h1 { text-align: center; letter-spacing: 4px; font-size: 28px; margin-bottom: 28px; }
.login-box h1 span { color: var(--brand); font-weight: 300; }
.inline-form { display: inline; }
.text-muted { color: var(--muted); font-size: 12px; }