:root{--navy:#0d2742;--blue:#1677d2;--cyan:#19b8bd;--bg:#f4f7fb;--card:#fff;--border:#dce5ee;--text:#17212b;--muted:#66788a;--good:#1f7a45;--warn:#9a6700;--bad:#b42318}
*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text)}
header{height:64px;background:#fff;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 24px;position:sticky;top:0;z-index:5}
.brand{font-size:23px;font-weight:800;color:var(--navy)}.brand span{color:var(--blue)}.sub{font-size:12px;color:var(--muted);font-weight:400}
.layout{display:grid;grid-template-columns:230px 1fr;min-height:calc(100vh - 64px)}
aside{background:var(--navy);padding:18px 12px}aside a{display:block;color:#dce9f4;text-decoration:none;padding:10px 12px;border-radius:8px;margin:2px 0;font-size:14px}aside a:hover,aside a.active{background:#163b61;color:#fff}
main{padding:24px}.toprow{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:18px}.toprow h1{margin:0;color:var(--navy);font-size:25px}
.cards{display:grid;grid-template-columns:repeat(4,minmax(150px,1fr));gap:14px;margin-bottom:18px}.card{background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px;box-shadow:0 4px 18px rgba(13,39,66,.04)}.metric{font-size:29px;font-weight:800;color:var(--navy)}.label{color:var(--muted);font-size:13px}
table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--border);border-radius:10px;overflow:hidden}th,td{padding:10px 12px;border-bottom:1px solid var(--border);text-align:left;font-size:14px}th{background:#f8fafc;color:var(--navy)}
.button,button{display:inline-block;background:var(--blue);color:#fff;border:0;border-radius:7px;padding:9px 13px;text-decoration:none;font-weight:700;cursor:pointer}.button.secondary{background:#e7eef6;color:var(--navy)}.button.danger{background:var(--bad)}
form.panel{background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px;margin-bottom:18px}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}label{font-weight:700;font-size:13px;display:block;margin:8px 0 5px}input,select,textarea{width:100%;padding:9px 10px;border:1px solid #cdd8e3;border-radius:7px;background:#fff}textarea{min-height:100px}
.badge{display:inline-block;padding:4px 8px;border-radius:999px;background:#eaf0f6;font-size:12px}.badge.good{background:#eaf7ef;color:var(--good)}.badge.warn{background:#fff4d7;color:var(--warn)}.badge.bad{background:#ffebe9;color:var(--bad)}
.notice{padding:12px 14px;border:1px solid #bcdff4;background:#edf8ff;border-radius:8px;margin:10px 0}.error{padding:12px 14px;border:1px solid #f4b6b0;background:#fff1f0;color:#8b1d14;border-radius:8px;margin:10px 0}
.login{max-width:420px;margin:90px auto}.login .card{padding:26px}.muted{color:var(--muted);font-size:13px}.section{margin-top:22px}
.board{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.column{background:#eef3f7;border-radius:10px;padding:10px;min-height:180px}.ticket{background:#fff;border:1px solid var(--border);border-radius:8px;padding:10px;margin:8px 0}
@media(max-width:950px){.layout{grid-template-columns:1fr}aside{display:none}.cards{grid-template-columns:repeat(2,1fr)}.board{grid-template-columns:1fr 1fr}.grid3{grid-template-columns:1fr}.grid2{grid-template-columns:1fr}}

pre{background:#f8fafc;border:1px solid var(--border);padding:12px;border-radius:8px;overflow:auto}.cards{grid-template-columns:repeat(auto-fit,minmax(145px,1fr))}

#codeEditor{background:#0f1720;color:#e6edf3;border-color:#223248} #codeEditor:focus{outline:2px solid #1677d2} pre{max-height:650px;white-space:pre-wrap;word-break:break-word}