:root{
  --bg:#f5f7fb;
  --panel:#ffffff;
  --panel2:#ffffff;
  --text:#0f172a;
  --muted:#64748b;
  --border:#e2e8f0;
  --shadow:0 10px 30px rgba(15,23,42,.06);
  --accent:#7c5cff;
  --accent2:#5b8cff;
  --radius:14px;
  --radius2:10px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
}

:root[data-theme="dark"]{
  --bg:#0b1220;
  --panel:#0f172a;
  --panel2:#101b33;
  --text:#e5e7eb;
  --muted:#94a3b8;
  --border:rgba(148,163,184,.16);
  --shadow:0 10px 30px rgba(0,0,0,.35);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--sans);
  background:var(--bg);
  color:var(--text);
}

a{color:inherit;text-decoration:none}

.app{display:flex;min-height:100vh}

.sidebar{
  width:280px;
  background:linear-gradient(180deg, var(--panel), var(--panel2));
  border-right:1px solid var(--border);
  padding:18px;
  position:sticky;
  top:0;
  height:100vh;
  overflow:auto;
}

.sidebar.collapsed{width:78px}
.sidebar.collapsed .brand__text,
.sidebar.collapsed .nav__title,
.sidebar.collapsed .nav__item{display:none}
.sidebar.collapsed .sidebarFooter{display:none}

.brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;position:relative}
.brand__logo{
  width:42px;height:42px;border-radius:12px;
  background:linear-gradient(135deg, var(--accent), var(--accent2));
  display:flex;align-items:center;justify-content:center;
  font-weight:800;color:white;box-shadow:var(--shadow);
  overflow:hidden;
}
.brand__logo img{width:100%;height:100%;object-fit:cover}
.brand__name{font-weight:800;letter-spacing:.2px}
.brand__sub{font-size:12px;color:var(--muted);margin-top:2px}

.sidebar__toggle{position:absolute;right:0;top:4px}

.nav__section{margin-top:16px}
.nav__title{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.12em;margin:14px 6px}
.nav__item{
  display:flex;align-items:center;gap:10px;
  padding:10px 10px;
  border-radius:12px;
  color:var(--text);
  border:1px solid transparent;
}
.nav__item:hover{background:rgba(124,92,255,.10);border-color:rgba(124,92,255,.20)}
.nav__item.active{background:rgba(124,92,255,.14);border-color:rgba(124,92,255,.34)}

.sidebarFooter{margin-top:22px;padding-top:18px;border-top:1px solid var(--border)}

.main{flex:1;display:flex;flex-direction:column;min-width:0}

.topbar{
  display:flex;align-items:flex-start;justify-content:space-between;
  padding:18px 22px;
  border-bottom:1px solid var(--border);
  background:rgba(255,255,255,.55);
  backdrop-filter:saturate(1.2) blur(8px);
}
:root[data-theme="dark"] .topbar{background:rgba(15,23,42,.55)}

.topbar__title{font-size:18px;font-weight:800}
.topbar__hint{font-size:13px;color:var(--muted);margin-top:4px}
.topbar__right{display:flex;gap:10px;align-items:center}

.content{padding:22px;max-width:1180px;width:100%}

.card{
  background:linear-gradient(180deg, var(--panel), var(--panel2));
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:18px;
}

.grid{display:grid;gap:16px}
.grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}

@media (max-width: 980px){
  .grid.cols-2,.grid.cols-3{grid-template-columns:1fr}
  .sidebar{position:fixed;left:0;top:0;transform:translateX(-102%);z-index:20;transition:transform .2s ease}
  .sidebar.open{transform:translateX(0)}
  .main{margin-left:0}
  .sidebar__toggle{display:inline-flex}
}

h2{margin:0 0 10px 0;font-size:16px}
label{display:block;font-size:13px;color:var(--muted);margin:10px 0 6px}
input,textarea,select{
  width:100%;
  border:1px solid var(--border);
  background:var(--panel);
  border-radius:12px;
  padding:10px 12px;
  color:var(--text);
  outline:none;
}
textarea{min-height:120px;resize:vertical}

.row{display:flex;gap:12px;align-items:center}
.row > *{flex:1}

.actions{display:flex;gap:10px;justify-content:flex-end;margin-top:14px}

.btn{
  border:1px solid var(--border);
  background:var(--panel);
  padding:10px 12px;
  border-radius:12px;
  cursor:pointer;
  font-weight:700;
}
.btn.primary{background:linear-gradient(135deg,var(--accent),var(--accent2));border-color:transparent;color:white}
.btn:disabled{opacity:.6;cursor:not-allowed}

.iconBtn{
  border:1px solid var(--border);
  background:var(--panel);
  border-radius:12px;
  padding:8px 10px;
  cursor:pointer;
}

.pill{
  font-size:12px;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid var(--border);
  background:var(--panel);
  color:var(--muted);
}
.pill.ok{color:#16a34a;border-color:rgba(22,163,74,.25);background:rgba(22,163,74,.08)}
.pill.bad{color:#dc2626;border-color:rgba(220,38,38,.25);background:rgba(220,38,38,.08)}

.kpi{display:flex;flex-direction:column;gap:6px}
.kpi__label{font-size:12px;color:var(--muted)}
.kpi__value{font-size:22px;font-weight:900}
.kpi__sub{font-size:12px;color:var(--muted)}

.table{width:100%;border-collapse:collapse}
.table th,.table td{padding:10px;border-bottom:1px solid var(--border);text-align:left;font-size:13px}
.table th{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}

.mono{font-family:var(--mono)}

.toggle{display:flex;gap:10px;align-items:center;font-size:13px;color:var(--muted)}
.toggle input{width:auto}

.notice{font-size:13px;color:var(--muted);margin:8px 0}

.chatBox{display:flex;flex-direction:column;gap:12px}
.chatLog{border:1px solid var(--border);border-radius:var(--radius);background:var(--panel);padding:12px;min-height:240px;max-height:52vh;overflow:auto}
.msg{padding:10px 12px;border-radius:12px;margin:8px 0;white-space:pre-wrap;line-height:1.45}
.msg.user{background:rgba(124,92,255,.12);border:1px solid rgba(124,92,255,.22)}
.msg.bot{background:rgba(2,132,199,.10);border:1px solid rgba(2,132,199,.20)}
.msg .meta{font-size:11px;color:var(--muted);margin-bottom:6px}