:root{--bg:#0f1221;--card:#1a1f36;--ink:#e8ebf5;--muted:#8a92b2;--line:#2a3052;
  --accent:#5b8def;--green:#33c27f;--red:#ff6b6b;--demo:#f0a020}
*{box-sizing:border-box}
body{margin:0;font:15px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  background:var(--bg);color:var(--ink)}
header{display:flex;justify-content:space-between;align-items:center;
  padding:14px 28px;border-bottom:1px solid var(--line);background:#12152a}
.brand{font-weight:700}
nav{display:flex;gap:14px;align-items:center}
nav a{color:var(--ink);text-decoration:none}
.pill{font-size:11px;font-weight:700;padding:3px 8px;border-radius:20px}
.pill-demo{background:var(--demo);color:#1a1300}
main{max-width:980px;margin:24px auto;padding:0 20px;display:flex;flex-direction:column;gap:20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px 22px}
.card h2{margin:0 0 14px;font-size:17px}
.conn-row{display:flex;gap:14px;flex-wrap:wrap}
.conn{display:flex;align-items:center;gap:8px;background:#12152a;border:1px solid var(--line);
  border-radius:10px;padding:10px 14px;min-width:200px}
.conn .dot{width:9px;height:9px;border-radius:50%;background:var(--red)}
.conn.ok .dot{background:var(--green)}
.conn small{color:var(--muted);margin-left:auto}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--line)}
th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.04em}
.muted{color:var(--muted)}
code{background:#12152a;padding:2px 6px;border-radius:5px}
.btn{display:inline-block;background:#283057;color:var(--ink);border:1px solid var(--line);
  border-radius:8px;padding:7px 13px;cursor:pointer;text-decoration:none;font-size:14px}
.btn-sm{padding:5px 10px;font-size:13px}
.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}
.inline{display:inline-flex;gap:6px}
.tag{font-size:11px;padding:2px 7px;border-radius:5px;background:#283057}
.tag-revolut{background:#3a2a6a}.tag-wise{background:#1c4a3a}
.pos{color:var(--green)}.neg{color:var(--red)}
.stats{display:flex;gap:22px;margin-bottom:8px}
.stat{display:flex;flex-direction:column;font-size:13px;color:var(--muted)}
.stat span{font-size:24px;font-weight:700;color:var(--ink)}
.stat.ok span{color:var(--green)}
.errors{background:#3a1d1d;border:1px solid #6b2b2b;border-radius:8px;padding:10px 14px;margin:10px 0}
.back{color:var(--accent);text-decoration:none}
footer{max-width:980px;margin:30px auto;padding:0 20px;color:var(--muted);font-size:12px}
.card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.card-head h2{margin:0}
.btn-danger{background:#3a1d1d;border-color:#6b2b2b;color:#ff9a9a}
.form fieldset{border:1px solid var(--line);border-radius:10px;padding:14px 16px;margin:0 0 16px}
.form legend{padding:0 8px;color:var(--muted);font-size:13px;text-transform:uppercase;letter-spacing:.04em}
.form label{display:block;margin:10px 0;font-size:13px;color:var(--muted)}
.form input,.form select,.form textarea{display:block;width:100%;margin-top:5px;
  background:#12152a;color:var(--ink);border:1px solid var(--line);border-radius:8px;
  padding:9px 11px;font:inherit;font-size:14px}
.form textarea{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12px}
.actions{display:flex;gap:10px;align-items:center}
.login-body{display:flex;align-items:center;justify-content:center;min-height:100vh;margin:0}
.login-card{background:var(--card);border:1px solid var(--line);border-radius:16px;
  padding:32px 34px;width:340px;box-shadow:0 12px 40px rgba(0,0,0,.4)}
.login-brand{font-weight:700;margin-bottom:18px}
.login-card h1{font-size:20px;margin:0 0 18px}
.login-card label{display:block;font-size:13px;color:var(--muted);margin:12px 0}
.login-card input{display:block;width:100%;margin-top:5px;background:#12152a;color:var(--ink);
  border:1px solid var(--line);border-radius:8px;padding:10px 12px;font:inherit}
.login-card button{width:100%;margin-top:18px;padding:10px}
.login-error{background:#3a1d1d;border:1px solid #6b2b2b;color:#ff9a9a;border-radius:8px;
  padding:9px 12px;font-size:13px;margin-bottom:6px}
.login-warn{background:#3a2f17;border:1px solid #6b551f;color:#f0c674;border-radius:8px;
  padding:9px 12px;font-size:12px;margin-bottom:10px}
.test-result{font-size:12px;margin-top:6px;max-width:260px}
.test-result.ok{color:var(--green)}
.test-result.err{color:var(--red)}
.test-result ul{margin:4px 0 0;padding-left:16px;color:var(--muted)}
.test-result li{margin:2px 0}