:root {
  --bg: #0f1115;
  --panel: #181b22;
  --border: #2a2f3a;
  --text: #e6e8ec;
  --muted: #8b93a3;
  --accent: #4f8cff;
  --danger: #e5484d;
  --ok: #30a46c;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
}

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

.brand { color: var(--text); font-weight: 600; text-decoration: none; }

main { max-width: 1100px; margin: 0 auto; padding: 24px 16px; }

h1 { font-size: 22px; margin: 0 0 16px; }
h2 { font-size: 18px; margin: 0; }

a { color: var(--accent); }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
}

.narrow { max-width: 380px; margin: 60px auto; }

.muted { color: var(--muted); }

.status-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.status { font-size: 18px; font-weight: 600; margin-top: 4px; }

.spaced { margin-top: 40px; }

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

label { display: block; margin-bottom: 14px; color: var(--muted); }
label.checkbox { display: flex; align-items: center; gap: 8px; color: var(--text); }

input, select, textarea {
  display: block;
  width: 100%;
  margin-top: 4px;
  padding: 9px 10px;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  font: inherit;
}
input[type="checkbox"] { width: auto; margin: 0; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); border-color: transparent; }

button, .btn, .btn-secondary, .btn-danger {
  display: inline-block;
  padding: 8px 14px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  font: inherit;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}
.btn-secondary { background: transparent; border-color: var(--border); color: var(--text); }
.btn-danger { background: transparent; border-color: var(--danger); color: var(--danger); }

.badge { padding: 3px 10px; font-size: 13px; border-radius: 999px; }
.badge.on { background: var(--ok); }
.badge.off { background: var(--border); color: var(--muted); }

.error {
  background: rgba(229, 72, 77, 0.15);
  border: 1px solid var(--danger);
  padding: 8px 12px;
  border-radius: 6px;
}

.form-actions { display: flex; gap: 10px; align-items: center; }

.table-wrap { overflow-x: auto; }

table { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--border); border-radius: 8px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { color: var(--muted); font-weight: 500; font-size: 13px; }
tr:last-child td { border-bottom: none; }

td.truncate { max-width: 240px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
td form { margin: 0; }
td.actions { display: flex; gap: 8px; justify-content: flex-end; }

code { background: var(--bg); padding: 2px 6px; border-radius: 4px; }

@media (max-width: 640px) {
  header { padding: 12px 16px; }
  .section-head { flex-direction: column; align-items: stretch; }
  td.truncate { max-width: 140px; }
}