* { box-sizing: border-box; }
body { margin: 0; font-family: 'Segoe UI', system-ui, sans-serif; background: #f1f5f9; color: #0f172a; }
.layout { display: flex; min-height: 100vh; }
aside { width: 210px; background: #0f172a; color: #cbd5e1; padding: 18px 14px; display: flex; flex-direction: column; }
.logo { font-size: 13px; letter-spacing: 1px; margin-bottom: 24px; color: #94a3b8; }
.logo b { color: #fff; font-size: 16px; }
nav a { display: block; color: #cbd5e1; text-decoration: none; padding: 9px 10px; border-radius: 8px; margin: 2px 0; font-size: 14px; }
nav a.act, nav a:hover { background: #1e293b; color: #fff; }
.logout { margin-top: auto; color: #f87171; text-decoration: none; padding: 9px 10px; }
main { flex: 1; padding: 24px 32px; }
h1 { font-size: 22px; margin: 0 0 16px; }
h2 { font-size: 16px; margin: 28px 0 10px; }
.cards { display: flex; gap: 14px; flex-wrap: wrap; }
.card { background: #fff; border-radius: 12px; padding: 14px 18px; min-width: 170px; box-shadow: 0 1px 3px rgba(0,0,0,.08); }
.card .k { font-size: 12px; color: #64748b; }
.card .v { font-size: 21px; font-weight: 600; margin-top: 4px; }
.card .v.neg { color: #dc2626; }
table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 10px; overflow: hidden; font-size: 13px; }
th { text-align: left; background: #f8fafc; color: #475569; padding: 8px 10px; border-bottom: 1px solid #e2e8f0; }
td { padding: 7px 10px; border-bottom: 1px solid #f1f5f9; }
td.clip { max-width: 340px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
a { color: #2563eb; text-decoration: none; }
.filters { display: flex; gap: 8px; margin-bottom: 14px; flex-wrap: wrap; }
input, select { padding: 8px 10px; border: 1px solid #cbd5e1; border-radius: 8px; font-size: 14px; }
button { padding: 8px 14px; border: 0; border-radius: 8px; background: #2563eb; color: #fff; cursor: pointer; font-size: 14px; }
button.ok { background: #16a34a; } button.no { background: #dc2626; }
.muted { color: #64748b; font-size: 13px; }
.err { background: #fee2e2; color: #991b1b; padding: 8px 12px; border-radius: 8px; margin-bottom: 10px; }
.loginwrap { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.loginbox { background: #fff; padding: 34px; border-radius: 14px; width: 320px; box-shadow: 0 4px 20px rgba(0,0,0,.1); }
.loginbox input { width: 100%; margin-bottom: 12px; }
.loginbox button { width: 100%; }
.chart { width: 100%; height: 180px; background: #fff; border-radius: 10px; }
.chatbox { background: #fff; border-radius: 12px; padding: 16px; height: 55vh; overflow-y: auto; margin-bottom: 12px; }
.msg { margin: 8px 0; padding: 10px 14px; border-radius: 10px; max-width: 85%; font-size: 14px; }
.msg.user { background: #dbeafe; margin-left: auto; }
.msg.assistant { background: #f1f5f9; }
code { background: #e2e8f0; padding: 2px 6px; border-radius: 5px; }