:root { --bg:#f7f7f8; --card:#fff; --ink:#222; --mute:#6b7280; --line:#e5e7eb; --acc:#0f766e; --pos:#0d9488; --neg:#dc2626; }
* { box-sizing:border-box; }
body { font-family:-apple-system,Segoe UI,Roboto,sans-serif; background:var(--bg); color:var(--ink); margin:0; padding:0; font-size:14px; }
header { background:#111827; color:#fff; padding:14px 24px; position:sticky; top:0; z-index:10; }
header h1 { margin:0; font-size:18px; font-weight:600; display:inline-block; }
header a { color:#9ca3af; text-decoration:none; margin-left:18px; font-size:13px; }
header a:hover { color:#fff; }
main { padding:18px 24px; max-width:1400px; margin:0 auto; }
.card { background:var(--card); border:1px solid var(--line); border-radius:8px; padding:14px 18px; margin-bottom:14px; }
.card h2 { margin:0 0 10px 0; font-size:15px; color:var(--acc); border-bottom:1px solid var(--line); padding-bottom:6px; }
.grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:8px 18px; }
.k { color:var(--mute); font-size:12px; }
.v { font-weight:500; }
table { width:100%; border-collapse:collapse; font-size:13px; }
th, td { padding:6px 8px; text-align:left; border-bottom:1px solid var(--line); white-space:nowrap; }
th { background:#f3f4f6; color:#374151; font-weight:600; font-size:12px; text-transform:uppercase; }
th.num, td.num { text-align:right; font-variant-numeric:tabular-nums; }
tr:hover td { background:#f9fafb; }
.totals { margin-top:8px; padding-top:8px; border-top:2px solid var(--ink); display:flex; justify-content:flex-end; gap:24px; font-weight:600; flex-wrap:wrap; }
.totals span.k { color:var(--mute); font-weight:400; margin-right:6px; }
.pill { display:inline-block; padding:2px 8px; border-radius:10px; font-size:11px; font-weight:600; }
.pill.cust { background:#dbeafe; color:#1e40af; }
.pill.supp { background:#fef3c7; color:#92400e; }
.pill.cash { background:#dcfce7; color:#166534; }
.pill.credit { background:#fee2e2; color:#991b1b; }
.tabs { display:flex; gap:4px; margin-bottom:12px; }
.tab { padding:8px 16px; background:#e5e7eb; border-radius:6px 6px 0 0; cursor:pointer; font-weight:500; font-size:13px; }
.tab.active { background:var(--card); border:1px solid var(--line); border-bottom:none; color:var(--acc); }
.tab-pane { display:none; }
.tab-pane.active { display:block; }
input.search { width:100%; padding:10px 14px; font-size:15px; border:1px solid var(--line); border-radius:8px; margin-bottom:12px; }
.list-table tr.hidden { display:none; }
.balance.pos { color:var(--pos); }
.balance.neg { color:var(--neg); }
td.run { font-weight:600; }
footer { text-align:center; color:var(--mute); font-size:12px; padding:18px; }
.login-box { max-width:360px; margin:80px auto; }
.login-box input[type=password] { width:100%; padding:10px 14px; font-size:15px; border:1px solid var(--line); border-radius:8px; margin-bottom:12px; }
.login-box button { width:100%; padding:10px; background:var(--acc); color:#fff; border:none; border-radius:8px; font-size:15px; cursor:pointer; }
.err { color:var(--neg); margin-bottom:10px; }
@media print { header { position:static; } .card { page-break-inside:avoid; } input.search, .tabs { display:none; } .tab-pane { display:block !important; } }