:root{--bg:#f4f6f9;--card:#fff;--ink:#1c2333;--muted:#6b7280;--line:#e5e7eb;--accent:#2563eb;--accent-ink:#fff;--ok:#15803d;--ok-bg:#dcfce7;--bad:#b91c1c;--bad-bg:#fee2e2;--warn:#b45309;--warn-bg:#fef3c7;--nav:#111827;--nav-ink:#d1d5db;--radius:10px}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font:14px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);display:flex;min-height:100vh}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
code,.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12.5px}
code{background:#eef2ff;padding:1px 5px;border-radius:4px}
h1{font-size:22px;margin:0}h2{font-size:15px;margin:0 0 12px;color:#374151}
.small{font-size:12.5px}.muted{color:var(--muted)}.right{text-align:right}
nav.side{width:230px;background:var(--nav);color:var(--nav-ink);display:flex;flex-direction:column;padding:18px 14px;position:sticky;top:0;height:100vh;flex-shrink:0}
nav.side a{color:var(--nav-ink);padding:9px 12px;border-radius:8px;margin:2px 0;display:block}
nav.side a:hover,nav.side a.on{background:#1f2937;color:#fff;text-decoration:none}
nav.side .grow{flex:1}
.brand{display:flex;gap:10px;align-items:center;margin-bottom:18px;padding:0 6px}
.brand strong{display:block;color:#fff;font-size:15px}.brand small{color:#9ca3af;font-size:11.5px}
.brand.big{margin-bottom:22px}.brand.big strong{color:var(--ink)}
.logo{width:36px;height:36px;border-radius:9px;background:var(--accent);color:#fff;display:grid;place-items:center;font-size:18px}
.logout{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;border-top:1px solid #1f2937;margin-top:8px;font-size:12.5px}
button.link{background:none;border:0;color:#9ca3af;cursor:pointer;font:inherit}button.link:hover{color:#fff}
main{flex:1;padding:28px 32px;max-width:1400px}
main.center{display:grid;place-items:center;max-width:none}
.page-head{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:20px;flex-wrap:wrap}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;margin-bottom:18px}
.card.login{width:360px;padding:28px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:900px){.grid2{grid-template-columns:1fr}body{flex-direction:column}nav.side{width:auto;height:auto;position:static}}
.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:var(--radius);padding:14px 16px;display:flex;flex-direction:column;color:var(--ink)}
.tile:hover{text-decoration:none;border-color:var(--accent)}
.tile .num{font-size:24px;font-weight:600}.tile small{color:var(--muted)}
table{width:100%;border-collapse:collapse}
th{text-align:left;font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.03em;color:var(--muted);padding:8px 10px;border-bottom:1px solid var(--line)}
td{padding:10px;border-bottom:1px solid var(--line);vertical-align:top}
tr:last-child td{border-bottom:0}
table.kv td:first-child{color:var(--muted);width:45%}
table.dns td.value{word-break:break-all;max-width:520px}
tr.optional td{opacity:.85}
.scroll{overflow-x:auto}
.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600}
.badge.ok{background:var(--ok-bg);color:var(--ok)}.badge.bad{background:var(--bad-bg);color:var(--bad)}.badge.warn{background:var(--warn-bg);color:var(--warn)}
.chip{display:inline-block;background:#eef2ff;color:#3730a3;border-radius:6px;padding:1px 7px;font-size:12px;font-weight:600}
.flash{padding:10px 14px;border-radius:8px;margin-bottom:14px;border:1px solid}
.flash.success{background:var(--ok-bg);color:var(--ok);border-color:#bbf7d0}
.flash.error{background:var(--bad-bg);color:var(--bad);border-color:#fecaca}
.btn{display:inline-block;padding:7px 13px;border-radius:8px;border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer;font:inherit;font-weight:500;line-height:1.2}
.btn:hover{border-color:#9ca3af;text-decoration:none}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.danger{color:var(--bad);border-color:#fecaca}.btn.danger:hover{background:var(--bad-bg)}
.btn.sm{padding:4px 9px;font-size:12.5px}.btn.wide{width:100%}
.actions{display:flex;gap:6px;justify-content:flex-end;align-items:flex-start;flex-wrap:wrap}
.actions form{display:inline}
label{display:block;font-size:12.5px;color:var(--muted);margin-bottom:10px}
input[type=text],input[type=email],input[type=password],select{display:block;width:100%;padding:8px 10px;border:1px solid #cbd5e1;border-radius:8px;font:inherit;margin-top:4px;background:#fff;color:var(--ink)}
input:focus,select:focus{outline:2px solid #bfdbfe;border-color:var(--accent)}
form.inline{display:flex;gap:10px;align-items:flex-end;flex-wrap:wrap}
form.inline input,form.inline select{width:auto;min-width:220px;margin-top:0}
form.inline label{margin:0}
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px 16px;align-items:end}
.form-grid .submit{align-self:end}
details{display:inline-block;position:relative}
details summary{list-style:none;cursor:pointer}
details summary::-webkit-details-marker{display:none}
details .confirm-box{position:absolute;right:0;top:110%;z-index:10;background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px;min-width:280px;box-shadow:0 10px 30px rgba(0,0,0,.12);text-align:left;display:flex;flex-direction:column;gap:8px}
.confirm-box input{margin:0}
.bar{height:6px;background:#e5e7eb;border-radius:3px;overflow:hidden;margin-top:4px;width:120px}
.bar span{display:block;height:100%;background:var(--accent)}.bar span.warn{background:#f59e0b}.bar span.bad{background:#ef4444}
ol.small{padding-left:18px;margin:0}
label.check{display:flex;align-items:center;gap:6px;margin:0;color:var(--ink)}label.check input{width:auto;margin:0}