:root {
  --bg:#0f1115; --panel:#171a21; --panel2:#1d222b; --text:#f2f4f7; --muted:#a6adbb;
  --line:#2b313c; --accent:#d7b65d; --danger:#e06c75; --ok:#63c174; --warn:#e3aa57; --blue:#5ca6e8;
}
*{box-sizing:border-box} body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,Segoe UI,Arial,sans-serif}
a{color:inherit;text-decoration:none}.layout{display:grid;grid-template-columns:230px 1fr;min-height:100vh}
.sidebar{background:#11141a;border-right:1px solid var(--line);padding:24px 16px;position:sticky;top:0;height:100vh}
.brand{font-size:20px;font-weight:800;margin-bottom:28px}.brand small{display:block;color:var(--muted);font-size:12px;font-weight:500;margin-top:4px}
.nav a{display:block;padding:11px 12px;border-radius:9px;margin:5px 0;color:#d9dee7}.nav a:hover{background:var(--panel2)}
.content{padding:28px;max-width:1450px;width:100%}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}
h1{font-size:26px;margin:0} h2{font-size:19px;margin:0 0 14px}.muted{color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px}
.metric strong{font-size:28px;display:block;margin-top:6px}.two{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:18px}
.table{width:100%;border-collapse:collapse}.table th,.table td{padding:12px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.table th{color:var(--muted);font-size:13px}
.badge{display:inline-block;padding:5px 8px;border-radius:999px;background:var(--panel2);font-size:12px}.badge.warn{color:var(--warn)}.badge.ok{color:var(--ok)}.badge.blue{color:var(--blue)}.badge.danger{color:var(--danger)}
.btn{border:0;border-radius:8px;padding:9px 13px;background:#2a303a;color:#fff;cursor:pointer;font-weight:600}.btn:hover{filter:brightness(1.12)}.btn.primary{background:#8a712d}.btn.ok{background:#266d38}.btn.danger{background:#7a3035}.btn.warn{background:#765522}.btn.ghost{background:transparent;border:1px solid var(--line)}
input,textarea,select{width:100%;background:#101319;color:#fff;border:1px solid var(--line);border-radius:8px;padding:10px 11px;font:inherit}textarea{min-height:120px;resize:vertical}
label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.form-actions{display:flex;gap:8px;align-items:center;margin-top:12px;flex-wrap:wrap}.stack>*+*{margin-top:12px}
.chat{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px;min-height:420px}.msg{max-width:76%;padding:11px 13px;border-radius:11px;margin:9px 0;white-space:pre-wrap}.msg.user{background:#242a34}.msg.admin{background:#4b3f1d;margin-left:auto}.msg-meta{font-size:11px;color:var(--muted);margin-top:5px}
.receipt{max-width:100%;border-radius:10px;border:1px solid var(--line)}.notice{padding:12px;border:1px solid #5a4b26;background:#211d12;border-radius:9px;color:#e8d8a5}.dangerbox{padding:12px;border:1px solid #60353a;background:#241619;border-radius:9px;color:#f0b6bb}
.login-wrap{min-height:100vh;display:grid;place-items:center;padding:20px}.login-card{width:min(420px,100%);background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:26px}.login-card h1{margin-bottom:18px}
.code{font-family:ui-monospace,Consolas,monospace}.right{margin-left:auto}.toolbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin:14px 0}.nowrap{white-space:nowrap}.small{font-size:12px}.pre{white-space:pre-wrap}
@media(max-width:900px){.layout{grid-template-columns:1fr}.sidebar{height:auto;position:static}.grid{grid-template-columns:1fr 1fr}.two{grid-template-columns:1fr}.content{padding:18px}.form-row{grid-template-columns:1fr}}