:root {
  --bg: #f3f5f8; --panel: #fff; --line: #e1e5ea; --text: #1d2430; --muted: #6b7684;
  --accent: #0b6bcb; --accent-soft: #e6f0fb; --ok: #1e9e5a; --warn: #d98c00; --err: #d1373c;
  --sidebar: #141a24; --sidebar-text: #c7cfda; --radius: 10px;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body { font: 14px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--text); background: var(--bg); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 22px; margin: 0 0 4px; }
h2 { font-size: 16px; margin: 0 0 12px; }
h3 { font-size: 14px; margin: 18px 0 8px; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
code { background: #eef1f5; padding: 1px 5px; border-radius: 4px; font-size: 12.5px; }
pre { background: #eef1f5; padding: 10px; border-radius: 6px; overflow: auto; font-size: 12px; }

body.app { display: grid; grid-template-columns: 230px 1fr; min-height: 100vh; }
.sidebar { background: var(--sidebar); color: var(--sidebar-text); padding: 18px 12px; display: flex; flex-direction: column; gap: 2px; position: sticky; top: 0; height: 100vh; }
.sidebar .brand { color: #fff; font-weight: 600; font-size: 15px; padding: 6px 10px 18px; display: flex; align-items: center; gap: 8px; }
.sidebar .brand .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px rgba(11,107,203,.25); }
.sidebar a { color: var(--sidebar-text); padding: 9px 10px; border-radius: 8px; display: flex; align-items: center; gap: 10px; }
.sidebar a:hover { background: rgba(255,255,255,.06); text-decoration: none; }
.sidebar a.active { background: rgba(255,255,255,.12); color: #fff; }
.sidebar .ic { width: 18px; text-align: center; opacity: .8; }
.sidebar .badge { margin-left: auto; background: var(--err); color: #fff; font-size: 11px; padding: 1px 7px; border-radius: 10px; }
.sidebar-foot { margin-top: auto; padding: 10px; font-size: 12px; border-top: 1px solid rgba(255,255,255,.08); }
.sidebar-foot a { display: inline; padding: 0; color: #fff; }

.content { padding: 28px 32px; max-width: 1400px; width: 100%; }
body.auth .content { max-width: 420px; margin: 8vh auto; }
.page-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }
.page-head .actions { display: flex; gap: 8px; flex-wrap: wrap; }

.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; margin-bottom: 18px; }
.grid { display: grid; gap: 14px; }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.grid.cols-6 { grid-template-columns: repeat(6, 1fr); }
@media (max-width: 1100px) { .grid.cols-6 { grid-template-columns: repeat(3, 1fr); } .grid.cols-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 800px) { body.app { grid-template-columns: 1fr; } .sidebar { position: static; height: auto; } .grid.cols-3, .grid.cols-4, .grid.cols-6 { grid-template-columns: 1fr 1fr; } .content { padding: 16px; } }

.stat { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.stat .label { color: var(--muted); font-size: 12px; }
.stat .value { font-size: 26px; font-weight: 600; margin-top: 2px; }
.stat.ok .value { color: var(--ok); } .stat.err .value { color: var(--err); } .stat.warn .value { color: var(--warn); }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 12px; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .03em; }
tr:last-child td { border-bottom: 0; }
tr:hover td { background: #fafbfc; }
.table-wrap { overflow-x: auto; }
td.actions, th.actions { text-align: right; white-space: nowrap; }

.tag { display: inline-block; padding: 2px 8px; border-radius: 12px; font-size: 12px; font-weight: 500; background: #eef1f5; color: var(--muted); }
.tag.ok { background: #e3f6ec; color: var(--ok); }
.tag.err { background: #fbe6e7; color: var(--err); }
.tag.warn { background: #fff3dc; color: #8a5a00; }
.tag.info { background: var(--accent-soft); color: var(--accent); }
.tag.type { background: #eae6fb; color: #5a3fc0; }

.btn { display: inline-block; padding: 7px 13px; border-radius: 7px; border: 1px solid var(--line); background: #fff; color: var(--text); cursor: pointer; font: inherit; font-size: 13px; }
.btn:hover { background: #f6f8fa; text-decoration: none; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: #0958a8; }
.btn.danger { color: var(--err); border-color: #f0c7c9; }
.btn.sm { padding: 3px 9px; font-size: 12px; }
form.inline { display: inline; }

label { display: block; font-weight: 500; margin-bottom: 4px; font-size: 13px; }
label .hint { font-weight: 400; color: var(--muted); font-size: 12px; }
input[type=text], input[type=password], input[type=number], input[type=url], select, textarea {
  width: 100%; padding: 8px 10px; border: 1px solid var(--line); border-radius: 7px; font: inherit; background: #fff;
}
input:focus, select:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }
.field { margin-bottom: 14px; }
.field.inline-check { display: flex; align-items: center; gap: 8px; }
.field.inline-check label { margin: 0; }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 20px; }
.form-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 900px) { .form-grid, .form-grid.cols-3 { grid-template-columns: 1fr; } }
.form-actions { margin-top: 10px; display: flex; gap: 8px; align-items: center; }

.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 14px; border: 1px solid; }
.flash-ok { background: #e3f6ec; border-color: #b9e6cc; color: #145c34; }
.flash-error { background: #fbe6e7; border-color: #f0c7c9; color: #7a1e22; }

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 18px; flex-wrap: wrap; }
.tabs a { padding: 8px 14px; border-radius: 8px 8px 0 0; color: var(--muted); }
.tabs a.active { background: var(--panel); border: 1px solid var(--line); border-bottom-color: var(--panel); margin-bottom: -1px; color: var(--text); }
.tabs a:hover { text-decoration: none; color: var(--text); }

.alert-row .title { font-weight: 500; }
.alert-row .msg { color: var(--muted); font-size: 12.5px; }
.sev-critical { color: var(--err); font-weight: 600; } .sev-high { color: var(--err); } .sev-medium { color: var(--warn); } .sev-low { color: var(--muted); }
.copy { cursor: pointer; }
.help { background: var(--accent-soft); border-radius: 8px; padding: 10px 14px; font-size: 13px; margin-bottom: 14px; }
.help ol, .help ul { margin: 6px 0 0 18px; padding: 0; }
.kv { display: grid; grid-template-columns: 180px 1fr; gap: 4px 12px; font-size: 13px; }
.kv dt { color: var(--muted); } .kv dd { margin: 0; }
.log-error { color: var(--err); } .log-warn { color: #8a5a00; } .log-debug { color: var(--muted); }
.progress { height: 6px; background: #eef1f5; border-radius: 3px; overflow: hidden; }
.progress > span { display: block; height: 100%; background: var(--accent); }