/* Login overlay appears only before local admin authentication. Original page geometry is unchanged. */
#nx-login-overlay {position:fixed;inset:0;background:rgba(1,10,21,.92);z-index:99999;display:grid;place-items:center;color:#e7f1ff;font:14px/1.6 'Segoe UI','Microsoft YaHei',sans-serif;padding:18px;}
#nx-login-overlay[hidden] {display:none!important}
#nx-login-overlay form{background:linear-gradient(140deg,#091b30,#061322);border:1px solid #28527e;border-radius:17px;width:min(420px,100%);padding:30px;box-shadow:0 20px 65px #0007;display:grid;gap:12px}
.nx-login-brand{color:#edc275;font-size:24px;font-weight:800;letter-spacing:.04em}#nx-login-overlay h2{margin:0;font-size:23px}#nx-login-overlay p{margin:0 0 8px;color:#a8c3dc}
#nx-login-overlay label{font-weight:700}#nx-login-overlay input{background:#081c31;color:white;border:1px solid #37658d;border-radius:7px;padding:12px}
#nx-login-overlay button{background:#e8b96d;color:#101e2f;border:none;border-radius:8px;padding:12px;font-weight:800;cursor:pointer}
#nx-login-overlay small{color:#9bb3cd}.nx-login-error{color:#ff9898!important;min-height:1em}
/* V9 accounts. Authentication layer does not change existing dashboard geometry. */
#nx-login-overlay {background:radial-gradient(circle at 70% 5%,rgba(33,93,146,.35),transparent 50%),linear-gradient(140deg,#020b16,#051a30 65%,#071e35)}
#nx-login-overlay form {border-color:#37628e;padding:36px;box-shadow:0 24px 90px #000b}
#nx-account-bar{position:fixed;right:16px;bottom:16px;z-index:8000;display:flex;gap:8px;align-items:center;background:#071c30ed;border:1px solid #365d80;border-radius:12px;padding:8px 12px;color:#eaf4ff;font:13px/1.35 'Segoe UI','Microsoft YaHei',sans-serif;box-shadow:0 8px 25px #0008}
#nx-account-bar[hidden]{display:none!important}#nx-account-bar small{color:#a2bcd2;margin-left:3px}
#nx-account-bar button,.nx-manager-window button{border:1px solid #477092;background:#14314e;color:#eff6ff;border-radius:7px;padding:7px 10px;cursor:pointer;font:inherit}
#nx-account-bar button:hover,.nx-manager-window button:hover{background:#225078}
#nx-user-manager{position:fixed;inset:0;background:#010913d9;z-index:90000;display:grid;place-items:center;padding:15px;font:13px/1.5 'Segoe UI','Microsoft YaHei',sans-serif;color:#ddecff}
.nx-manager-window{width:min(900px,100%);max-height:90vh;display:flex;flex-direction:column;background:#071a2d;border:1px solid #355b81;border-radius:15px;box-shadow:0 22px 72px #000b;overflow:hidden}
.nx-manager-window>header{display:flex;justify-content:space-between;align-items:center;padding:18px 20px;border-bottom:1px solid #254665}.nx-manager-window>header strong{display:block;font-size:18px}.nx-manager-window>header small{color:#94adc5;display:block}.nx-manager-window>header button{font-size:23px;min-width:38px}
.nx-manager-body{padding:18px 20px;overflow:auto}.nx-manager-section{margin:0 0 22px}.nx-manager-section h3{font-size:15px;margin:0 0 10px}.nx-manager-section p{color:#92adc5;margin:0 0 12px}
.nx-manager-create{display:flex;align-items:end;flex-wrap:wrap;gap:10px}.nx-manager-create label{display:grid;gap:5px;flex:1;min-width:145px}
.nx-manager-window input,.nx-manager-window select{background:#0b253f;color:#fff;border:1px solid #476e91;border-radius:6px;padding:9px;min-width:0;font:inherit}
.nx-manager-table{display:grid;gap:8px}.nx-manager-user{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:11px;background:#0a243e;border:1px solid #234461;border-radius:9px}.nx-manager-user b{display:block}.nx-manager-user small{display:block;color:#96b1ca}.nx-manager-user>div:last-child{display:flex;flex-wrap:wrap;gap:7px}.nx-manager-assign select{max-width:160px}.nx-manager-message{color:#ff9e9e}