:root {
  --bg: #f5f7f6;
  --card: #fff;
  --text: #1f2937;
  --muted: #5b6573;
  --line: #e3e8e2;
  --brand: #0f6b3a;
  --danger: #b42318;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0e1512; --card: #16211b; --text: #eef3ef; --muted: #9fb0a5; --line: #26372d; --brand: #3fb27a; --danger: #f97066; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.45 system-ui, -apple-system, Segoe UI, Roboto, sans-serif; }
.hidden { display: none !important; }
main { max-width: 1040px; margin: 0 auto; padding: 20px 16px 60px; }
.center { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px; margin-bottom: 14px; }
.narrow { width: 100%; max-width: 380px; }
.top { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
h1 { font-size: 1.4rem; margin: 0 0 12px; }
.top h1 { margin: 0; }
h2 { font-size: 1.1rem; margin: 0 0 12px; }
label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: 10px; }
input, select { display: block; width: 100%; margin-top: 4px; padding: 9px 10px; border: 1px solid var(--line); border-radius: 9px; background: var(--card); color: var(--text); font: inherit; }
label.check { display: flex; align-items: center; gap: 8px; font-weight: 500; }
label.check input { width: auto; margin: 0; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 0 14px; }
.btn { border: 1px solid var(--line); background: var(--card); color: var(--text); border-radius: 9px; padding: 8px 14px; font: inherit; font-weight: 600; cursor: pointer; }
.btn.primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn.danger { color: var(--danger); border-color: var(--danger); }
.btn.small { padding: 5px 10px; font-size: .85rem; }
.error { color: var(--danger); min-height: 1.2em; margin: 4px 0 10px; }
.muted { color: var(--muted); }
.notice { border-color: var(--brand); }
.notice code { font-size: 1rem; }
.client-head { display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; align-items: baseline; }
.client-head h2 { margin: 0; }
.tag { display: inline-block; font-size: .78rem; font-weight: 700; padding: 2px 8px; border-radius: 99px; border: 1px solid var(--line); margin-left: 6px; }
.tag.off { color: var(--danger); border-color: var(--danger); }
.stats { display: flex; gap: 18px; margin: 10px 0; flex-wrap: wrap; }
.stats b { font-size: 1.2rem; display: block; }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-top: 10px; }
.row select, .row input { width: auto; margin: 0; }
.domains { list-style: none; padding: 0; margin: 6px 0; }
.domains li { display: flex; gap: 8px; align-items: center; margin: 4px 0; overflow-wrap: anywhere; }