:root{
  --bg:#0f1220; --surface:#171a2d; --surface-2:#1e2236; --line:#2b3050;
  --text:#e8eaf6; --muted:#9aa2c7; --accent:#6c8cff; --accent-2:#8f6cff;
  --ok:#3ecf8e; --warn:#f6b73c; --bad:#ff6b6b; --radius:12px;
}
@media (prefers-color-scheme: light){
  :root{
    --bg:#f5f6fb; --surface:#ffffff; --surface-2:#f0f2fa; --line:#e0e3f0;
    --text:#1b1f36; --muted:#6a7192; --accent:#3f5fe0; --accent-2:#7a4fe0;
  }
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg); color:var(--text);
  font:15px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}

/* ---------- top bar ---------- */
.topbar{
  display:flex;align-items:center;gap:20px;flex-wrap:wrap;
  padding:12px 20px;background:var(--surface);border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:20;
}
.brand{display:flex;align-items:center;gap:9px;font-weight:700;font-size:16px;color:var(--text)}
.brand:hover{text-decoration:none}
.brand .dot{width:11px;height:11px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-2))}
.nav{display:flex;gap:4px;flex-wrap:wrap;flex:1}
.nav a{padding:7px 12px;border-radius:8px;color:var(--muted);font-weight:500}
.nav a:hover{background:var(--surface-2);color:var(--text);text-decoration:none}
.nav a.on{background:var(--surface-2);color:var(--text)}
.me{display:flex;align-items:center;gap:12px}
.who{font-size:13px;color:var(--muted);display:flex;flex-direction:column;line-height:1.25;text-align:right}
.who em{font-style:normal;font-size:11px;text-transform:uppercase;letter-spacing:.06em;opacity:.7}

/* ---------- layout ---------- */
.wrap{max-width:1100px;margin:0 auto;padding:24px 20px 60px}
.foot{text-align:center;color:var(--muted);font-size:12px;padding:20px}
h1{font-size:22px;margin:0 0 4px}
h2{font-size:17px;margin:28px 0 12px}
.sub{color:var(--muted);margin:0 0 20px;font-size:14px}
.row{display:flex;gap:14px;flex-wrap:wrap;align-items:flex-end}
.row > *{flex:1;min-width:180px}
.head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;flex-wrap:wrap;margin-bottom:18px}

/* ---------- cards ---------- */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;margin-bottom:18px}
.card h3{margin:0 0 12px;font-size:15px}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:14px;margin-bottom:8px}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px}
.stat b{display:block;font-size:28px;line-height:1.15;font-variant-numeric:tabular-nums}
.stat span{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.06em}

/* ---------- forms ---------- */
label{display:block;font-size:13px;color:var(--muted);margin:0 0 5px;font-weight:500}
input[type=text],input[type=password],input[type=number],input[type=search],select,textarea{
  width:100%;padding:10px 12px;border-radius:9px;border:1px solid var(--line);
  background:var(--surface-2);color:var(--text);font:inherit;
}
textarea{min-height:230px;resize:vertical;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13.5px;line-height:1.6}
input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:transparent}
.field{margin-bottom:16px}
.hint{font-size:12px;color:var(--muted);margin-top:6px}
.check{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text)}
.check input{width:auto}

/* ---------- buttons ---------- */
.btn{
  display:inline-block;padding:10px 16px;border-radius:9px;border:1px solid transparent;
  background:var(--accent);color:#fff;font:inherit;font-weight:600;cursor:pointer;text-align:center;
}
.btn:hover{filter:brightness(1.08);text-decoration:none}
.btn.ghost{background:transparent;border-color:var(--line);color:var(--text)}
.btn.ghost:hover{background:var(--surface-2)}
.btn.danger{background:var(--bad)}
.btn.sm{padding:6px 11px;font-size:13px;font-weight:500}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}

/* ---------- tables ---------- */
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);font-weight:600}
tbody tr:hover{background:var(--surface-2)}
td.num{font-variant-numeric:tabular-nums;white-space:nowrap}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.snip{color:var(--muted);font-size:13px;display:block;max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.empty{text-align:center;color:var(--muted);padding:36px 12px}

/* ---------- misc ---------- */
.tag{display:inline-block;padding:2px 9px;border-radius:999px;font-size:11.5px;font-weight:600;letter-spacing:.02em}
.tag.ok{background:rgba(62,207,142,.15);color:var(--ok)}
.tag.off{background:rgba(154,162,199,.18);color:var(--muted)}
.tag.bad{background:rgba(255,107,107,.15);color:var(--bad)}
.tag.warn{background:rgba(246,183,60,.16);color:var(--warn)}
.flash{padding:11px 15px;border-radius:9px;margin-bottom:16px;font-size:14px;border:1px solid}
.flash.ok{background:rgba(62,207,142,.1);border-color:rgba(62,207,142,.35)}
.flash.err{background:rgba(255,107,107,.1);border-color:rgba(255,107,107,.35)}
.flash.info{background:rgba(108,140,255,.1);border-color:rgba(108,140,255,.35)}
.pager{display:flex;gap:6px;align-items:center;margin-top:16px;flex-wrap:wrap}
.pager a,.pager .cur{padding:6px 11px;border-radius:8px;border:1px solid var(--line);font-size:13px}
.pager .cur{background:var(--accent);color:#fff;border-color:transparent}
.pager .gap{color:var(--muted)}
pre.details{
  background:var(--surface-2);border:1px solid var(--line);border-radius:9px;padding:15px;
  white-space:pre-wrap;word-wrap:break-word;margin:0;font-size:13.5px;line-height:1.65;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
.preview{background:#1d2733;color:#e8f1ff;border-radius:12px;padding:14px 16px;white-space:pre-wrap;
  font-size:13.5px;line-height:1.6;border:1px solid #2b3a4d}

/* ---------- login ---------- */
.login-page{display:flex;min-height:100vh;align-items:center;justify-content:center;padding:20px}
.login{width:100%;max-width:380px;background:var(--surface);border:1px solid var(--line);
  border-radius:16px;padding:32px 28px}
.login .logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:19px;margin-bottom:6px}
.login .logo .dot{width:13px;height:13px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-2))}
.login p.sub{margin-bottom:22px}
.login .btn{width:100%;margin-top:6px}

@media(max-width:640px){
  .topbar{gap:12px}
  .nav{order:3;width:100%}
  .wrap{padding:18px 14px 50px}
  table{font-size:13px}
  th,td{padding:8px 8px}
}