:root{--bg:#f5f7fb;--card:#fff;--ink:#182235;--muted:#6b7280;--line:#dbe3ef;--brand:#174ea6;--ok:#14804a;--warn:#b45309}
*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--ink)}
header{background:#0f2f5f;color:#fff;padding:18px 28px;display:flex;justify-content:space-between;align-items:center}
header a{color:#fff;text-decoration:none}.wrap{max-width:1250px;margin:auto;padding:24px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:0 3px 12px rgba(0,0,0,.05)}
.card h2,.card h3{margin-top:0}.btn{display:inline-block;background:var(--brand);color:white;text-decoration:none;border:0;border-radius:8px;padding:10px 14px;cursor:pointer}
.btn.secondary{background:#4b5563}.btn.good{background:var(--ok)}.btn.light{background:#e8eef8;color:#17345f}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(135px,1fr));gap:12px;margin:18px 0}
.kpi{background:white;border:1px solid var(--line);border-radius:12px;padding:16px;text-align:center}
.kpi .v{font-size:26px;font-weight:700}.kpi .l{font-size:12px;color:var(--muted);margin-top:4px}
table{width:100%;border-collapse:collapse;background:white}th,td{border-bottom:1px solid var(--line);padding:10px;text-align:left;vertical-align:top}th{background:#edf3fb}
.link{color:#0b57d0}.status-ok{color:var(--ok);font-weight:700}.status-error{color:#b42318;font-weight:700}
.chat{background:white;border:1px solid var(--line);border-radius:14px;padding:16px;margin-top:20px}
.chatlog{min-height:180px;max-height:350px;overflow:auto;border:1px solid var(--line);border-radius:8px;padding:12px;background:#fbfdff;white-space:pre-wrap}
.chatrow{display:flex;gap:8px;margin-top:10px}.chatrow input{flex:1;padding:12px;border:1px solid #bbc7d8;border-radius:8px}
.small{font-size:12px;color:var(--muted)}.actions{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}
.formrow{display:grid;grid-template-columns:180px 1fr 110px;gap:8px;align-items:center;margin:8px 0}
.formrow input[type=text]{width:100%;padding:9px}
.notice{padding:12px;border-left:4px solid #b45309;background:#fff7ed;margin:12px 0}
@media(max-width:650px){.formrow{grid-template-columns:1fr}.wrap{padding:14px}header{padding:14px}}
@media print{header,.chat,.actions,.no-print{display:none!important}.wrap{max-width:none;padding:0}.card{box-shadow:none}}

.header-left,.header-actions{display:flex;align-items:center;gap:16px}.header-back{font-size:14px;opacity:.95}.page-nav{margin-bottom:10px}.btn.back{background:#334155}.config-card{background:#eef6ff;border:1px solid #bfd7f5;border-radius:10px;padding:12px;margin:12px 0;line-height:1.8}.notice.info{border-left-color:#174ea6;background:#eff6ff}code{background:#eef2f7;padding:2px 5px;border-radius:4px;word-break:break-all}

/* v4.0 secure domain login */
.auth-body{min-height:100vh;background:linear-gradient(145deg,#0f2f5f 0%,#174ea6 45%,#eef4fb 45%,#f7f9fc 100%);display:flex;align-items:center;justify-content:center;padding:28px}
.auth-shell{width:min(920px,100%)}
.auth-brand{display:flex;align-items:center;gap:16px;color:#fff;margin-bottom:18px;text-shadow:0 1px 2px rgba(0,0,0,.2)}
.auth-brand h1{font-size:34px;margin:0}.auth-brand p{margin:4px 0 0;opacity:.9}
.brand-mark{width:70px;height:70px;border-radius:18px;background:#fff;color:#0f2f5f;display:flex;align-items:center;justify-content:center;font-weight:800;box-shadow:0 6px 20px rgba(0,0,0,.18)}
.auth-card{background:#fff;max-width:480px;margin:0 auto;border-radius:18px;padding:30px;box-shadow:0 18px 55px rgba(15,47,95,.23);border:1px solid #dce6f3}
.change-card{max-width:600px}.auth-card h2{margin:0 0 8px;color:#0f2f5f}.auth-help{color:#64748b;margin:0 0 20px}
.auth-card form{display:grid;gap:9px}.auth-card label{font-weight:700;font-size:14px;margin-top:6px}.auth-card input{width:100%;padding:12px 13px;border:1px solid #b9c7d9;border-radius:9px;font-size:15px;background:#fff}.auth-card input:focus{outline:2px solid #b9d2f8;border-color:#174ea6}.auth-card input:disabled{background:#eef2f7;color:#475569}
.auth-button{width:100%;padding:13px;margin-top:10px;font-weight:700;font-size:15px}.first-login-note,.first-login-warning{margin-top:18px;padding:12px;border-radius:9px;background:#eff6ff;border-left:4px solid #174ea6;color:#28456c;font-size:13px;line-height:1.5}.first-login-warning{margin-bottom:16px;background:#fff7ed;border-left-color:#b45309;color:#7c3f05}
.auth-error,.auth-success{padding:11px 12px;border-radius:8px;margin:12px 0;font-size:14px}.auth-error{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}.auth-success{background:#ecfdf3;color:#166534;border:1px solid #bbf7d0}.auth-links{margin-top:16px}.auth-links a{color:#174ea6;text-decoration:none}.auth-footer{text-align:center;color:#334155;margin-top:18px;font-size:13px;font-weight:600}
@media(max-width:650px){.auth-body{padding:18px;background:#eef4fb}.auth-brand{color:#0f2f5f;text-shadow:none}.auth-brand h1{font-size:28px}.brand-mark{width:58px;height:58px}.auth-card{padding:22px}}