:root{
  --brand:#ac003c;
  --brand-dark:#7d002b;
  --brand-soft:#fbe9ef;
  --black:#111111;
  --ink:#1f2430;
  --muted:#6b7280;
  --line:#e5e7eb;
  --bg:#f4f5f7;
  --card:#ffffff;
  --ok:#15803d;
  --ok-bg:#e7f6ec;
  --warn:#b45309;
  --warn-bg:#fdf3e3;
  --radius:12px;
  --shadow:0 1px 3px rgba(17,17,17,.06),0 6px 18px rgba(17,17,17,.05);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);background:var(--bg);font-size:14.5px;line-height:1.5;
}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}

/* ---------- Layout ---------- */
.app{display:flex;min-height:100vh}
.sidebar{
  width:250px;background:#fff;border-right:1px solid var(--line);
  display:flex;flex-direction:column;position:sticky;top:0;height:100vh;
}
.brandbar{display:flex;align-items:center;gap:10px;padding:16px 18px;border-bottom:1px solid var(--line)}
.brandbar img{height:40px;width:auto}
.brandbar .name{font-weight:700;font-size:13.5px;line-height:1.15;color:var(--black)}
.brandbar .name b{color:var(--brand)}
.nav{padding:12px 10px;flex:1;overflow:auto}
.nav a{
  display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:9px;
  color:var(--ink);font-weight:500;margin-bottom:2px;
}
.nav a:hover{background:var(--brand-soft);text-decoration:none}
.nav a.active{background:var(--brand);color:#fff}
.nav a .ic{width:18px;text-align:center;opacity:.9}
.nav .group{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:14px 12px 6px}

.main{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 26px;background:#fff;border-bottom:1px solid var(--line);
}
.topbar h1{font-size:19px;margin:0;color:var(--black)}
.userbox{display:flex;align-items:center;gap:12px;font-size:13px}
.userbox .who{text-align:right;line-height:1.2}
.userbox .who .role{color:var(--muted);font-size:12px}
.content{padding:26px;max-width:1160px;width:100%}

/* ---------- Components ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.card .hd{padding:16px 20px;border-bottom:1px solid var(--line);font-weight:600;display:flex;justify-content:space-between;align-items:center}
.card .bd{padding:20px}

.grid{display:grid;gap:18px}
.grid.stats{grid-template-columns:repeat(4,1fr)}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow)}
.stat .k{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.stat .v{font-size:30px;font-weight:700;color:var(--black);margin-top:4px}
.stat .v.brand{color:var(--brand)}

table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:middle}
th{font-size:12px;text-transform:uppercase;letter-spacing:.03em;color:var(--muted);background:#fafafa}
tbody tr:hover{background:#fafbfc}

.badge{display:inline-block;padding:3px 9px;border-radius:999px;font-size:12px;font-weight:600}
.badge.super{background:var(--brand-soft);color:var(--brand-dark)}
.badge.gray{background:#eef0f3;color:#4b5563}
.badge.ok{background:var(--ok-bg);color:var(--ok)}
.badge.off{background:#f3f4f6;color:#6b7280}
.badge.warn{background:var(--warn-bg);color:var(--warn)}

.btn{
  display:inline-block;padding:9px 16px;border-radius:9px;border:1px solid transparent;
  background:var(--brand);color:#fff;font-weight:600;cursor:pointer;font-size:14px;text-align:center;
}
.btn:hover{background:var(--brand-dark);text-decoration:none}
.btn.ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn.ghost:hover{background:#f7f7f8}
.btn.sm{padding:6px 11px;font-size:12.5px}
.btn.danger{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn.danger:hover{background:var(--brand-soft)}

.actions{display:flex;gap:8px;flex-wrap:wrap}
form.inline{display:inline}

label{display:block;font-weight:600;margin:0 0 6px;font-size:13.5px}
input,select,textarea{
  width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:9px;font-size:14.5px;
  font-family:inherit;background:#fff;
}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}
.field{margin-bottom:16px}
.hint{color:var(--muted);font-size:12.5px;margin-top:5px}

.flash{padding:12px 16px;border-radius:9px;margin-bottom:18px;background:var(--ok-bg);color:var(--ok);border:1px solid #cdeacf}
.alert{padding:12px 16px;border-radius:9px;margin-bottom:18px;background:var(--brand-soft);color:var(--brand-dark);border:1px solid #f3cdd8}

.page-actions{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;gap:12px}

/* ---------- Login ---------- */
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#fff 0%,#fbe9ef 100%);padding:24px}
.auth-card{width:100%;max-width:420px;background:#fff;border:1px solid var(--line);
  border-radius:16px;box-shadow:var(--shadow);overflow:hidden}
.auth-top{padding:30px 30px 10px;text-align:center}
.auth-top img{height:96px;width:auto;margin-bottom:8px}
.auth-top .title{font-weight:700;color:var(--black);font-size:16px}
.auth-top .title b{color:var(--brand)}
.auth-body{padding:14px 30px 28px}
.auth-body .btn{width:100%;margin-top:6px}
.auth-foot{padding:14px 30px;border-top:1px solid var(--line);text-align:center;color:var(--muted);font-size:12px}
.accent-bar{height:4px;background:linear-gradient(90deg,var(--brand),var(--black))}

.qrbox{text-align:center}
.qrbox img{width:210px;height:210px;border:1px solid var(--line);border-radius:10px;padding:8px;background:#fff}
.secret{font-family:monospace;background:#f4f5f7;border:1px dashed var(--line);
  padding:8px 12px;border-radius:8px;letter-spacing:2px;display:inline-block;margin-top:8px;user-select:all}

.footer-note{color:var(--muted);font-size:12px;padding:16px 26px}
.mono{font-family:monospace;font-size:12.5px}
@media(max-width:820px){.grid.stats{grid-template-columns:repeat(2,1fr)}.sidebar{display:none}}