:root{--bg:#f7f8fb;--card:#fff;--muted:#6b7280;--accent:#0b69ff}
*{box-sizing:border-box;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,"Helvetica Neue",Arial}
body{margin:0;background:var(--bg);color:#111}
.container{max-width:1100px;margin:28px auto;padding:0 16px}
.topbar{background:#fff;border-bottom:1px solid #e6e9ef;padding:12px 0}
.topbar .container{display:flex;align-items:center;justify-content:space-between}
.brand{font-weight:700}
.user a{color:var(--accent);text-decoration:none}
.card{background:var(--card);padding:24px;border-radius:10px;box-shadow:0 6px 18px rgba(20,20,50,.06)}
.login-card{width:360px;margin:80px auto;padding:32px;text-align:left}
label{display:block;margin-bottom:12px;color:#222}
input[type="text"],input[type="password"]{width:100%;padding:10px;border:1px solid #d6d8df;border-radius:6px}
.actions{text-align:right;margin-top:10px}
button{background:var(--accent);color:#fff;border:0;padding:10px 14px;border-radius:8px;cursor:pointer}
.errors{background:#ffeeee;padding:10px;border-radius:6px;margin-bottom:12px;color:#900}
.leads-table{width:100%;border-collapse:collapse;background:#fff;border-radius:8px;overflow:hidden;box-shadow:0 6px 18px rgba(20,20,50,.04)}
.leads-table th, .leads-table td{padding:12px 14px;text-align:left;border-bottom:1px solid #f0f0f2}
.leads-table thead th{background:#fbfbfd;font-weight:600}
.empty{padding:28px;background:#fff;border-radius:8px;box-shadow:0 6px 18px rgba(20,20,50,.04)}
@media (max-width:700px){
  .leads-table td:nth-child(3), .leads-table th:nth-child(3){display:none}
}