:root {
  --navy: #0A2F5C; --blue: #1565C0; --cyan: #00AADC;
  --bg: #F2F5F9; --card: #fff; --line: #E1E7EF; --text: #14213D; --muted: #5B6B82;
  --ok: #1E8E3E; --ok-bg: #E8F5EC; --warn: #B26A00; --warn-bg: #FFF4E0; --bad: #C62828; --bad-bg: #FDECEC;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { font: 14px/1.45 "Segoe UI", system-ui, -apple-system, Roboto, sans-serif; color: var(--text); background: var(--bg); min-height: 100vh; display: flex; flex-direction: column; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font: 13px Consolas, "Cascadia Mono", monospace; background: #EEF2F7; padding: 1px 6px; border-radius: 4px; }
h1 { font-size: 24px; margin: 0; }
h2 { font-size: 16px; margin: 0 0 12px; }
h3 { font-size: 14px; margin: 18px 0 8px; }
.muted { color: var(--muted); }
small, .small { font-size: 12px; }

.top { display: flex; align-items: center; gap: 24px; padding: 10px 24px; color: #fff; background: linear-gradient(120deg, var(--navy), var(--blue)); flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; color: #fff; }
.brand:hover { text-decoration: none; }
.brand small { display: block; font-size: 11px; color: #9FD8F2; }
.brand.big { color: var(--text); margin-bottom: 18px; }
.brand.big small { color: var(--muted); }
.logo { width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; font-weight: 700; font-size: 18px; color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--navy)); box-shadow: inset 0 0 0 1px rgba(255,255,255,.25); }
.top nav { display: flex; gap: 4px; flex-wrap: wrap; }
.top nav a { color: #DCEBFA; padding: 6px 12px; border-radius: 6px; }
.top nav a:hover { background: rgba(255,255,255,.12); text-decoration: none; }
.top nav a.on { background: rgba(255,255,255,.2); color: #fff; font-weight: 600; }
.logout { margin-left: auto; display: flex; gap: 10px; align-items: center; font-size: 13px; }

.page { width: 100%; max-width: 1280px; margin: 0 auto; padding: 24px; flex: 1; }
.page.center { display: grid; place-items: center; }
.foot { text-align: center; color: var(--muted); font-size: 12px; padding: 16px; }

.head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 18px; flex-wrap: wrap; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 18px 20px; margin-bottom: 18px; box-shadow: 0 1px 6px rgba(20,33,61,.05); overflow-x: auto; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(420px, 1fr)); gap: 18px; }
.grid2 > .card { margin-bottom: 0; }
.grid2 + .card, .grid2 { margin-bottom: 18px; }

.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 14px; margin-bottom: 18px; }
.tile { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; color: var(--text); border-left: 4px solid var(--blue); }
.tile:hover { text-decoration: none; box-shadow: 0 2px 10px rgba(20,33,61,.08); }
.tile span { display: block; color: var(--muted); font-size: 12px; }
.tile b { font-size: 28px; }
.tile.warn { border-left-color: var(--warn); } .tile.bad { border-left-color: var(--bad); } .tile.accent { border-left-color: var(--cyan); }

table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-size: 12px; color: var(--muted); font-weight: 600; padding: 8px; border-bottom: 1px solid var(--line); white-space: nowrap; }
td { padding: 8px; border-bottom: 1px solid #F0F3F7; vertical-align: middle; }
tr:last-child td { border-bottom: 0; }
tr.link { cursor: pointer; } tr.link:hover td { background: #F7FAFE; }
tr.over td { background: var(--warn-bg); }
td.num, th.num { text-align: right; white-space: nowrap; }
td.right { text-align: right; white-space: nowrap; }
table.edit input { width: 100%; min-width: 70px; }

.badge { display: inline-block; padding: 2px 10px; border-radius: 99px; font-size: 12px; font-weight: 600; background: #EEF2F7; color: var(--muted); white-space: nowrap; }
.badge.ok { background: var(--ok-bg); color: var(--ok); } .badge.warn { background: var(--warn-bg); color: var(--warn); } .badge.bad { background: var(--bad-bg); color: var(--bad); }
.badge.big { font-size: 14px; padding: 4px 14px; }

.flash { padding: 12px 16px; border-radius: 10px; margin-bottom: 18px; background: var(--ok-bg); color: var(--ok); font-weight: 600; border: 1px solid #C8E6D0; }
.flash.warn { background: var(--warn-bg); color: var(--warn); border-color: #F5DDB0; }
.flash.bad { background: var(--bad-bg); color: var(--bad); border-color: #F5C6C6; }

.btn { display: inline-block; border: 1px solid #C5D3E6; background: #fff; color: var(--blue); font: 600 13px "Segoe UI", system-ui, sans-serif;
  padding: 8px 16px; border-radius: 8px; cursor: pointer; text-decoration: none; }
.btn:hover { background: #EEF4FC; text-decoration: none; }
.btn.primary { background: var(--blue); border-color: var(--blue); color: #fff; } .btn.primary:hover { background: #0D4FA0; }
.btn.warn { color: var(--warn); border-color: #F0D29C; } .btn.danger { color: var(--bad); border-color: #F0B4B4; }
.btn.ghost { background: transparent; border-color: transparent; } .top .btn.ghost { color: #fff; border-color: rgba(255,255,255,.4); }
.btn.small { padding: 4px 10px; font-size: 12px; }
.btn.wide { width: 100%; padding: 11px; font-size: 14px; margin-top: 8px; }
form.inline { display: inline-flex; gap: 6px; flex-wrap: wrap; margin: 0 8px 8px 0; }

input, select, textarea { font: 14px "Segoe UI", system-ui, sans-serif; padding: 8px 10px; border: 1px solid #C5D3E6; border-radius: 8px; background: #fff; color: var(--text); }
input:focus, select:focus, textarea:focus { outline: 2px solid rgba(0,170,220,.35); border-color: var(--cyan); }
.form label, .login label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 12px; }
.form label input, .form label select, .form label textarea, .login label input { display: block; width: 100%; margin-top: 4px; }
.cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 0 18px; }
.row { display: flex; gap: 10px; }
.filters { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.filters input[name=q] { flex: 1; min-width: 240px; }
.filters label { display: flex; gap: 8px; align-items: center; }

.login { width: 380px; max-width: 100%; }
.keybox { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; align-items: center; }
.key { display: flex; gap: 10px; align-items: center; margin-top: 4px; }
.key code { font-size: 20px; padding: 6px 12px; letter-spacing: 1px; }
.stats { display: flex; gap: 28px; }
.stats small { display: block; color: var(--muted); }
.stats b { font-size: 18px; }
.danger-zone { border-color: #F5C6C6; }

@media (max-width: 700px) {
  .page { padding: 14px; }
  .grid2 { grid-template-columns: 1fr; }
  .logout { margin-left: 0; }
}