:root {
  --bg: #f6f7f9; --surface: #ffffff; --border: #d9dde3; --ink: #1d2229; --muted: #5b6672;
  --accent: #1f5f8b; --danger: #a13a2c; --ok: #2f6b3a; --warn-bg: #fff7e0; --warn-border: #d9a441;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.5 -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }
.topbar { display: flex; align-items: center; justify-content: space-between; padding: 10px 20px; background: var(--surface); border-bottom: 1px solid var(--border); }
.topbar .brand { font-weight: 700; color: var(--ink); text-decoration: none; }
.topbar nav { display: flex; gap: 16px; align-items: center; }
.topbar nav a { color: var(--accent); text-decoration: none; }
form.inline { display: inline; }
button.link { background: none; border: none; color: var(--accent); cursor: pointer; font: inherit; padding: 0; }
.content { max-width: 960px; margin: 24px auto; padding: 0 20px; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 20px 24px; margin-bottom: 20px; }
.card.narrow { max-width: 440px; margin: 40px auto; }
h1 { font-size: 22px; margin: 0 0 14px; }
h2 { font-size: 17px; margin: 20px 0 10px; }
label { display: block; font-weight: 600; margin: 12px 0 4px; }
input[type=text], input[type=password], select { width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: 5px; font: inherit; }
input[type=checkbox], input[type=radio] { margin-right: 6px; }
button.primary { margin-top: 14px; background: var(--accent); color: #fff; border: none; border-radius: 5px; padding: 9px 16px; font: inherit; cursor: pointer; }
button.secondary { background: none; border: 1px solid var(--accent); color: var(--accent); border-radius: 5px; padding: 6px 12px; font: inherit; cursor: pointer; }
button.danger { background: none; border: 1px solid var(--danger); color: var(--danger); border-radius: 5px; padding: 4px 10px; font: inherit; cursor: pointer; }
.alert { padding: 10px 14px; border-radius: 6px; margin: 0 0 14px; border-left: 4px solid; }
.alert.error { background: #fbecea; border-color: var(--danger); }
.alert.ok { background: #eef5ea; border-color: var(--ok); }
.alert.warn { background: var(--warn-bg); border-color: var(--warn-border); }
.field-validation-error, .validation-summary-errors { color: var(--danger); font-size: 13.5px; }
.validation-summary-errors ul { margin: 6px 0 0; padding-left: 18px; }
table { width: 100%; border-collapse: collapse; font-size: 14.5px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { color: var(--muted); font-weight: 600; }
.muted { color: var(--muted); }
.tag { display: inline-block; padding: 1px 8px; border-radius: 10px; font-size: 12.5px; font-weight: 600; }
.tag.allow { background: #eef5ea; color: var(--ok); }
.tag.deny { background: #fbecea; color: var(--danger); }
.site-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.site-list li { background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 14px 16px; }
.site-list li.missing { opacity: .55; }
.site-list a { font-weight: 600; color: var(--accent); text-decoration: none; }
.row { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; }
.row > div { flex: 1 1 180px; }
.qr { width: 220px; height: 220px; border: 1px solid var(--border); background: #fff; }
code.secret { font-size: 16px; letter-spacing: .08em; }
.pager { display: flex; gap: 12px; margin-top: 12px; }
.checks { columns: 2; }
.checks label { font-weight: normal; margin: 4px 0; }
.hint { display: flex; gap: 10px; align-items: center; margin: 8px 0 0; }
.row.top { align-items: flex-start; }