:root {
  --bg: #f4f6fa; --fg: #1a2030; --muted: #5a6478; --card: #ffffff;
  --border: #dde3ec; --primary: #2862e0; --primary-fg: #fff;
  --danger: #c63232; --ok: #1e8a4a;
  --shadow: 0 1px 2px rgba(20,30,60,.05), 0 4px 12px rgba(20,30,60,.04);
}
*{box-sizing:border-box}html,body{margin:0;padding:0}
body{font:14px/1.5 -apple-system, system-ui, Segoe UI, Roboto, sans-serif;color:var(--fg);background:var(--bg)}
.topnav{display:flex;align-items:center;justify-content:space-between;padding:12px 24px;background:#1a2030;color:#fff}
.topnav .brand{font-weight:700;letter-spacing:.3px}
.topnav .links{display:flex;align-items:center;gap:18px}
.topnav a{color:#cfd6e3;text-decoration:none}
.topnav a:hover{color:#fff}
.topnav .who{color:#8a94a8;font-size:13px;margin-left:8px}
.topnav .inline{margin:0}
.linkbtn{background:none;border:none;color:#cfd6e3;cursor:pointer;padding:0;font:inherit}
.linkbtn:hover{color:#fff}
.container{max-width:1100px;margin:24px auto;padding:0 24px 48px}
h1{font-size:22px;margin:8px 0 16px}h2{font-size:16px;margin:0 0 12px}
.subtle{color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:24px}
.card{background:var(--card);border:1px solid var(--border);border-radius:8px;padding:16px;box-shadow:var(--shadow)}
.metric{font-size:28px;font-weight:700}.metric.ok{color:var(--ok)}.metric.err{color:var(--danger)}
.metric-label{color:var(--muted);font-size:13px}
.form-card{margin-bottom:24px}
.form-card form{display:flex;flex-wrap:wrap;gap:12px;align-items:flex-end}
label{display:flex;flex-direction:column;font-size:13px;color:var(--muted);gap:4px}
input[type=text],input[type=password],select{font:inherit;padding:8px 10px;border:1px solid var(--border);border-radius:6px;background:#fff;color:var(--fg);min-width:200px}
input:focus,select:focus{outline:2px solid var(--primary);outline-offset:-1px}
button,.btn{font:inherit;padding:8px 14px;border-radius:6px;border:1px solid var(--primary);background:var(--primary);color:var(--primary-fg);cursor:pointer;text-decoration:none;display:inline-block}
button:hover,.btn:hover{filter:brightness(1.08)}
.btn-secondary{background:#fff;color:var(--primary)}
.btn-sm{padding:4px 10px;font-size:13px}
.btn-danger{background:var(--danger);border-color:var(--danger)}
table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--border);border-radius:8px;overflow:hidden}
th,td{padding:10px 14px;text-align:left;border-bottom:1px solid var(--border);vertical-align:middle}
th{background:#f0f3f8;font-weight:600;font-size:13px;color:var(--muted)}
tr:last-child td{border-bottom:0}
td.right,th.right{text-align:right}
td .inline{display:inline-flex;gap:6px;align-items:center;margin-left:6px}
td .inline input{min-width:0}
.flash{padding:10px 14px;border-radius:6px;margin:0 0 16px;white-space:pre-wrap;word-break:break-all}
.flash-ok{background:#e3f4ea;color:var(--ok);border:1px solid #b6e0c4}
.flash-err{background:#fbe6e6;color:var(--danger);border:1px solid #f0bdbd}
.login-card{max-width:360px;margin:80px auto;background:var(--card);border:1px solid var(--border);border-radius:8px;padding:24px;box-shadow:var(--shadow)}
.login-card h1{margin-top:0}
.login-card form{display:flex;flex-direction:column;gap:12px}
.login-card label input{min-width:0;width:100%}
code{background:#eef1f6;padding:1px 6px;border-radius:3px;font-size:13px;word-break:break-all}