:root{
  --bg:#0f1115; --panel:#171a21; --panel2:#1e222b; --border:#2a2f3a;
  --ink:#e8eaed; --muted:#9aa2b1; --accent:#ff4d00; --accent2:#3b82f6;
  --ok:#22c55e; --warn:#f59e0b; --bad:#ef4444; --radius:10px;
}
*{box-sizing:border-box}
body{margin:0;font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  background:var(--bg);color:var(--ink);font-size:14px}
a{color:var(--accent2);text-decoration:none}
button{cursor:pointer;font-family:inherit;font-size:13px;border:none;border-radius:8px;
  padding:8px 14px;background:var(--accent);color:#fff;font-weight:600;transition:.15s}
button:hover{filter:brightness(1.1)}
button.ghost{background:var(--panel2);color:var(--ink);border:1px solid var(--border)}
button.small{padding:5px 10px;font-size:12px}
button.ok{background:var(--ok)} button.bad{background:var(--bad)} button.blue{background:var(--accent2)}
input,select,textarea{background:var(--panel2);border:1px solid var(--border);color:var(--ink);
  border-radius:8px;padding:9px 11px;font-family:inherit;font-size:13px;width:100%}
textarea{resize:vertical;min-height:90px;line-height:1.5}
.muted{color:var(--muted)} .err{color:var(--bad);margin-top:8px;min-height:18px}

/* login */
.login-body{display:flex;align-items:center;justify-content:center;height:100vh}
.login-card{background:var(--panel);border:1px solid var(--border);border-radius:16px;
  padding:38px 34px;width:340px;text-align:center;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.logo{font-size:26px;font-weight:800;letter-spacing:1px}
.logo span{color:var(--accent);font-weight:600;font-size:16px}
.login-card input{margin:20px 0 12px} .login-card button{width:100%}

/* layout */
.app{display:flex;min-height:100vh}
.side{width:210px;background:var(--panel);border-right:1px solid var(--border);padding:18px 0;
  position:fixed;height:100vh;overflow:auto}
.side .logo{font-size:20px;padding:0 20px 16px}
.nav a{display:flex;align-items:center;gap:10px;padding:11px 20px;color:var(--muted);
  font-weight:500;border-left:3px solid transparent}
.nav a:hover{background:var(--panel2);color:var(--ink)}
.nav a.active{color:var(--ink);border-left-color:var(--accent);background:var(--panel2)}
.main{margin-left:210px;flex:1;padding:26px 32px;max-width:1400px}
.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}
h1{font-size:22px;margin:0}
.badge{display:inline-block;padding:3px 9px;border-radius:20px;font-size:11px;font-weight:600}
.badge.test{background:rgba(245,158,11,.18);color:var(--warn);border:1px solid var(--warn)}
.badge.live{background:rgba(34,197,94,.18);color:var(--ok);border:1px solid var(--ok)}

/* cards */
.grid{display:grid;gap:16px}
.grid.k4{grid-template-columns:repeat(4,1fr)} .grid.k3{grid-template-columns:repeat(3,1fr)}
.grid.k2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:18px}
.stat{font-size:30px;font-weight:800} .stat.small{font-size:20px}
.card .label{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px}

/* table */
table{width:100%;border-collapse:collapse;font-size:13px}
th{text-align:left;color:var(--muted);font-weight:600;padding:9px 10px;border-bottom:1px solid var(--border);
  font-size:11px;text-transform:uppercase;letter-spacing:.4px;position:sticky;top:0;background:var(--panel)}
td{padding:9px 10px;border-bottom:1px solid var(--panel2);vertical-align:middle}
tr:hover td{background:var(--panel2)}
.pill{display:inline-block;padding:2px 8px;border-radius:6px;font-size:11px;font-weight:600;white-space:nowrap}
.pill.g{background:rgba(34,197,94,.15);color:#4ade80}
.pill.r{background:rgba(239,68,68,.15);color:#f87171}
.pill.y{background:rgba(245,158,11,.15);color:#fbbf24}
.pill.b{background:rgba(59,130,246,.15);color:#60a5fa}
.pill.n{background:var(--panel2);color:var(--muted)}
.tag{font-size:11px;color:var(--muted);margin-right:6px}

.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:16px}
.toolbar input,.toolbar select{width:auto}
.row{display:flex;gap:12px;align-items:center}
.field{margin-bottom:14px} .field label{display:block;font-size:12px;color:var(--muted);margin-bottom:5px}
.checkline{display:flex;gap:8px;align-items:center;margin:8px 0}
.checkline input{width:auto}
.split{display:grid;grid-template-columns:1fr 1fr;gap:20px}

/* modal */
.modal-bg{position:fixed;inset:0;background:rgba(0,0,0,.6);display:none;align-items:center;
  justify-content:center;z-index:50;padding:20px}
.modal-bg.show{display:flex}
.modal{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:24px;
  width:640px;max-width:100%;max-height:90vh;overflow:auto}
.modal h2{margin:0 0 16px;font-size:18px}
.mail-preview{background:#fff;color:#1a1a1a;border-radius:8px;padding:18px;font-size:13px;
  white-space:pre-wrap;line-height:1.55;max-height:340px;overflow:auto}
.mail-subject{font-weight:700;border-bottom:1px solid #ddd;padding-bottom:8px;margin-bottom:12px;color:#000}
.close{float:right;cursor:pointer;color:var(--muted);font-size:22px;line-height:1}
.hint{background:var(--panel2);border-left:3px solid var(--accent2);padding:10px 14px;border-radius:6px;
  font-size:12px;color:var(--muted);margin-bottom:16px}
.empty{text-align:center;color:var(--muted);padding:50px}
.spin{opacity:.5;pointer-events:none}