:root {
  --bg: #f6f7f9; --panel: #fff; --ink: #1d2433; --muted: #6b7385; --line: #e3e6ec;
  --brand: #1f3864; --brand-2: #2d4f8a; --accent: #e8eef8;
  --err: #b42318; --err-bg: #fef3f2; --warn: #9a6700; --warn-bg: #fff8e5; --ok: #1a7f37; --ok-bg: #edf8f0;
  --draft: #6b7385; --live: #1a7f37;
  font-family: Arial, Helvetica, sans-serif; font-size: 14px; color: var(--ink);
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); }
[hidden] { display: none !important; }
a { color: var(--brand-2); }
h1 { font-size: 22px; margin: 0 0 4px; }
h2 { font-size: 16px; margin: 24px 0 8px; }
.muted { color: var(--muted); }
.error { color: var(--err); }

.login { min-height: 100vh; display: grid; place-items: center; }
.login-card { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 32px; width: min(420px, 92vw); }
.login-card input { width: 100%; margin: 8px 0; }

.shell { display: grid; grid-template-columns: 220px 1fr; min-height: 100vh; }
.nav { background: var(--brand); color: #fff; display: flex; flex-direction: column; padding: 16px 0; position: sticky; top: 0; height: 100vh; }
.brand { font-weight: bold; font-size: 18px; padding: 0 20px 16px; }
.nav nav { flex: 1; overflow-y: auto; }
.nav .group { font-size: 11px; text-transform: uppercase; letter-spacing: .06em; opacity: .6; padding: 14px 20px 4px; }
.nav a { display: flex; justify-content: space-between; color: #fff; text-decoration: none; padding: 7px 20px; }
.nav a:hover { background: rgba(255,255,255,.08); }
.nav a.active { background: rgba(255,255,255,.16); }
.nav .badge { background: rgba(255,255,255,.2); border-radius: 10px; padding: 0 7px; font-size: 12px; }
.nav .badge.err { background: var(--err); }
.me { padding: 12px 20px 0; border-top: 1px solid rgba(255,255,255,.15); font-size: 13px; }
.me .muted { color: rgba(255,255,255,.6); }
.link { background: none; border: 0; color: inherit; text-decoration: underline; padding: 0; cursor: pointer; font: inherit; margin-top: 6px; }

main { padding: 24px 32px 64px; max-width: 1400px; min-width: 0; }
.head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 12px; }
.help { color: var(--muted); margin: 0 0 16px; max-width: 760px; }

.toolbar { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
input, select, textarea { font: inherit; padding: 7px 9px; border: 1px solid var(--line); border-radius: 6px; background: #fff; color: var(--ink); }
textarea { width: 100%; min-height: 80px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); border-color: var(--brand-2); }

.btn { font: inherit; border: 1px solid var(--line); background: #fff; color: var(--ink); border-radius: 6px; padding: 7px 14px; cursor: pointer; }
.btn:hover { border-color: var(--brand-2); }
.btn.primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn.primary:hover { background: var(--brand-2); }
.btn.danger { color: var(--err); }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.table-wrap { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 12px; color: var(--muted); font-weight: normal; background: #fafbfc; white-space: nowrap; }
tbody tr { cursor: pointer; }
tbody tr:hover { background: var(--accent); }
tbody tr:last-child td { border-bottom: 0; }
td .clip { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; max-width: 520px; }
.empty { padding: 24px; color: var(--muted); text-align: center; }

.pill { display: inline-block; border-radius: 10px; padding: 1px 8px; font-size: 12px; }
.pill.live { background: var(--ok-bg); color: var(--live); }
.pill.draft { background: #eef0f3; color: var(--draft); }
.pill.err { background: var(--err-bg); color: var(--err); }
.pill.warn { background: var(--warn-bg); color: var(--warn); }

.form { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 20px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px 18px; }
.field { display: flex; flex-direction: column; gap: 4px; }
.field.wide { grid-column: 1 / -1; }
.field label { font-size: 12px; color: var(--muted); }
.field .req { color: var(--err); }
.field .fhelp { font-size: 12px; color: var(--muted); }
.field .ferr { font-size: 12px; color: var(--err); }
.field.bad input, .field.bad select, .field.bad textarea { border-color: var(--err); }
.actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 16px; }
.actions .left { margin-right: auto; }

.checks { list-style: none; padding: 0; margin: 0; }
.checks li { padding: 8px 12px; border-radius: 6px; margin-bottom: 6px; display: flex; gap: 10px; align-items: baseline; }
.checks li.error { background: var(--err-bg); }
.checks li.warning { background: var(--warn-bg); }
.checks li a { margin-left: auto; white-space: nowrap; }

.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; margin-bottom: 16px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 14px 16px; }
.card .big { font-size: 26px; font-weight: bold; }

.modal { position: fixed; inset: 0; background: rgba(20, 28, 45, .45); display: grid; place-items: center; z-index: 10; padding: 16px; }
.modal-card { background: var(--panel); border-radius: 10px; padding: 22px; width: min(900px, 100%); max-height: 92vh; overflow-y: auto; }
.toast { position: fixed; bottom: 20px; right: 20px; background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 8px; z-index: 20; max-width: 420px; }
.toast.err { background: var(--err); }

.diff { font-size: 12px; }
.diff .k { color: var(--muted); }
.diff del { color: var(--err); }
.diff ins { color: var(--ok); text-decoration: none; }

@media (max-width: 760px) {
  .shell { grid-template-columns: 1fr; }
  .nav { position: static; height: auto; }
  main { padding: 16px; }
}