:root{--bg:#f6f7fb;--card:#fff;--text:#1f2937;--muted:#6b7280;--border:#e5e7eb;--brand:#4f46e5;--brand-d:#4338ca;--green:#059669;--amber:#b45309;--red:#dc2626;--blue:#2563eb}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}
.app{display:flex;min-height:100vh}
.sidebar{width:230px;background:#111827;color:#e5e7eb;padding:18px 12px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;flex-shrink:0}
.brand{font-weight:700;font-size:18px;padding:4px 10px 18px;color:#fff}
.nav-item{display:flex;justify-content:space-between;align-items:center;padding:9px 12px;border-radius:8px;color:#cbd5e1;margin-bottom:2px}
.nav-item:hover{background:#1f2937;text-decoration:none;color:#fff}.nav-item.active{background:var(--brand);color:#fff}
.count{background:#ef4444;color:#fff;border-radius:99px;font-size:11px;padding:1px 7px}
.sidebar-foot{margin-top:auto;padding:10px}.sidebar-foot .muted{color:#9ca3af;margin-bottom:8px}
.main{flex:1;min-width:0;padding:28px 32px;max-width:1280px}
.page-head h1{margin:0 0 20px;font-size:24px}
.menu-toggle{display:none;position:fixed;top:10px;left:10px;z-index:30;background:#111827;color:#fff;border:0;border-radius:8px;padding:8px 12px;font-size:18px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin-bottom:22px}
.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px}
.stat .num{font-size:28px;font-weight:700}.stat .lbl{color:var(--muted);font-size:13px}
.panel{background:var(--card);border:1px solid var(--border);border-radius:12px;margin-bottom:22px;overflow:hidden}
.panel-h{padding:14px 18px;border-bottom:1px solid var(--border);font-weight:600;display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.panel-b{padding:18px}
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:11px 16px;border-bottom:1px solid var(--border);vertical-align:top}
th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);background:#fafafa;white-space:nowrap}
tr:last-child td{border-bottom:0}
.muted{color:var(--muted)}.small{font-size:13px}.nowrap{white-space:nowrap}
.badge{display:inline-block;padding:2px 9px;border-radius:99px;font-size:12px;font-weight:600}
.badge-green{background:#d1fae5;color:#065f46}.badge-amber{background:#fef3c7;color:#92400e}.badge-red{background:#fee2e2;color:#991b1b}.badge-gray{background:#f3f4f6;color:#4b5563}.badge-blue{background:#dbeafe;color:#1e40af}
.btn{display:inline-block;border:1px solid var(--border);background:#fff;color:var(--text);padding:8px 14px;border-radius:8px;cursor:pointer;font:inherit;line-height:1.2}
.btn:hover{background:#f9fafb;text-decoration:none}.btn-sm{padding:5px 10px;font-size:13px}.btn-block{width:100%}
.btn-primary{background:var(--brand);border-color:var(--brand);color:#fff}.btn-primary:hover{background:var(--brand-d)}
.btn-danger{color:var(--red);border-color:#fecaca}.btn-danger:hover{background:#fef2f2}
.btn-ok{color:var(--green);border-color:#a7f3d0}.btn-ok:hover{background:#ecfdf5}
.actions{display:flex;gap:6px;flex-wrap:wrap}.actions form{margin:0}
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}
input,select,textarea{font:inherit;padding:8px 10px;border:1px solid #d1d5db;border-radius:8px;background:#fff;color:var(--text);max-width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid #c7d2fe;border-color:var(--brand)}
.field{margin-bottom:14px}.field label{display:block;font-weight:600;margin-bottom:4px;font-size:14px}.field input[type=text],.field input[type=password],.field input[type=email],.field input[type=number],.field select,.field textarea{width:100%}
.field .hint{color:var(--muted);font-size:13px;margin-top:3px}
.check{display:flex;gap:8px;align-items:center;margin-bottom:8px}.check input{width:auto}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 24px}
.alert{padding:12px 16px;border-radius:10px;margin-bottom:18px;border:1px solid}
.alert-success{background:#ecfdf5;border-color:#a7f3d0;color:#065f46}.alert-error{background:#fef2f2;border-color:#fecaca;color:#991b1b}.alert-info{background:#eff6ff;border-color:#bfdbfe;color:#1e40af}
.pager{display:flex;justify-content:space-between;align-items:center;margin:14px 0;gap:10px}
.code{background:#0f172a;color:#e2e8f0;padding:14px;border-radius:10px;font:13px/1.5 ui-monospace,Menlo,Consolas,monospace;white-space:pre-wrap;word-break:break-all;margin:0 0 10px}
.body-text{white-space:pre-wrap;word-break:break-word}
.login-wrap{max-width:380px;margin:12vh auto;padding:0 16px}
.reply{border-left:3px solid var(--border);margin:10px 0 0 6px;padding:2px 0 2px 12px}
@media(max-width:860px){.menu-toggle{display:block}.sidebar{position:fixed;left:-250px;z-index:20;transition:left .2s;height:100%}.sidebar.open{left:0}.main{padding:58px 14px 24px}.grid2{grid-template-columns:1fr}th,td{padding:10px 12px}}