:root{--bg:#0f1117;--panel:#171a23;--panel-2:#1e2230;--border:#2a2f3f;--text:#e6e8ee;--muted:#8b92a6;--primary:#25d366;--primary-dark:#1da851;--info:#3b82f6;--danger:#ef4444;--warning:#f59e0b;--radius:10px;--sidebar-w:240px}*{box-sizing:border-box}body,html{margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:14px;line-height:1.5}a{color:inherit;text-decoration:none}h1,h2,h3{margin:0;font-weight:600}.shell{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-w);background:var(--panel);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;inset:0 auto 0 0;z-index:20;transition:transform .2s}.brand{display:flex;align-items:center;gap:10px;padding:20px;font-size:17px;font-weight:700;border-bottom:1px solid var(--border)}.brand-logo{width:34px;height:34px;border-radius:9px;background:var(--primary);color:#0b1a10;display:grid;place-items:center;font-weight:800}.nav{padding:14px 10px;flex-direction:column;gap:4px;flex:1 1}.nav,.nav a{display:flex}.nav a{align-items:center;gap:12px;padding:10px 14px;border-radius:8px;color:var(--muted);font-weight:500}.nav a:hover{background:var(--panel-2);color:var(--text)}.nav a.active{background:rgba(37,211,102,.12);color:var(--primary)}.nav svg{width:18px;height:18px;flex-shrink:0}.sidebar-footer{padding:14px;border-top:1px solid var(--border)}.main{flex:1 1;margin-left:var(--sidebar-w);min-width:0}.topbar{height:62px;justify-content:space-between;padding:0 24px;background:var(--panel);border-bottom:1px solid var(--border);position:-webkit-sticky;position:sticky;top:0;z-index:10}.topbar,.topbar-left{display:flex;align-items:center;gap:12px}.menu-btn{display:none}.content{padding:24px;max-width:1300px}.page-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:20px}.page-head p{color:var(--muted);margin:4px 0 0}@media (max-width:900px){.sidebar{transform:translateX(-100%)}.sidebar.open{transform:translateX(0)}.main{margin-left:0}.menu-btn{display:inline-flex}.content{padding:16px}}.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius)}.card-head{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}.card-body{padding:20px}.grid{display:grid;grid-gap:20px;gap:20px}.grid-2{grid-template-columns:1fr 1fr}.grid-3{grid-template-columns:repeat(3,1fr)}@media (max-width:900px){.grid-2,.grid-3{grid-template-columns:1fr}}.stat{padding:18px 20px}.stat .label{color:var(--muted);font-size:13px}.stat .value{font-size:26px;font-weight:700;margin-top:4px}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}.field label{font-weight:500;color:var(--muted);font-size:13px}.input,.select,.textarea{width:100%;background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:8px;padding:10px 12px;font:inherit;outline:none}.input:focus,.select:focus,.textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,211,102,.15)}.textarea{resize:vertical;min-height:140px}.input[type=file]{padding:8px}.input[type=file]::-webkit-file-upload-button{background:var(--panel-2);color:var(--text);border:1px solid var(--border);border-radius:6px;padding:6px 12px;margin-right:10px;cursor:pointer}.input[type=file]::file-selector-button{background:var(--panel-2);color:var(--text);border:1px solid var(--border);border-radius:6px;padding:6px 12px;margin-right:10px;cursor:pointer}.hint{color:var(--muted);font-size:12px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:9px 16px;border-radius:8px;border:1px solid transparent;font:inherit;font-weight:600;cursor:pointer;white-space:nowrap;transition:background .15s,opacity .15s}.btn:disabled{opacity:.55;cursor:not-allowed}.btn svg{width:16px;height:16px}.btn-primary{background:var(--primary);color:#0b1a10}.btn-primary:hover:not(:disabled){background:var(--primary-dark)}.btn-info{background:var(--info);color:#fff}.btn-danger{background:var(--danger);color:#fff}.btn-ghost{background:var(--panel-2);color:var(--text);border-color:var(--border)}.btn-ghost:hover:not(:disabled){background:#262b3b}.btn-sm{padding:6px 10px;font-size:13px}.btn-block{width:100%}.btn-icon{padding:7px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse}td,th{padding:12px 16px;text-align:left;border-bottom:1px solid var(--border);vertical-align:top}th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.04em;background:var(--panel-2)}tr:hover td{background:rgba(255,255,255,.02)}td.actions{white-space:nowrap;text-align:right}.empty{padding:40px;text-align:center;color:var(--muted)}.msg-cell{max-width:420px;white-space:pre-wrap;word-break:break-word}.badge{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600}.badge:before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor}.badge-success{background:rgba(37,211,102,.12);color:var(--primary)}.badge-danger{background:rgba(239,68,68,.12);color:#f87171}.badge-warning{background:rgba(245,158,11,.12);color:var(--warning)}.badge-muted{background:var(--panel-2);color:var(--muted)}.alert{padding:11px 14px;border-radius:8px;margin-bottom:16px;border:1px 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