:root{--ink:#111827;--muted:#6b7280;--amber:#f59e0b;--line:#e5e7eb;--bg:#f9fafb;--card:#fff;--red:#dc2626;--green:#15803d}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink);line-height:1.45}
.top{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 20px;background:#111827;color:#fff;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px}
.mark{display:inline-flex;width:38px;height:38px;border-radius:9px;background:var(--amber);color:#111827;font-weight:800;align-items:center;justify-content:center;font-size:18px}
.brand strong{display:block;font-size:18px;line-height:1.1}
.brand span{font-size:12px;color:#d1d5db}
.pill{border:1px solid #374151;border-radius:999px;padding:4px 10px;font-size:12px}
.pill.dim{color:#d1d5db}
.tabs{display:flex;gap:4px;padding:10px 20px 0;overflow-x:auto}
.tabs button{border:1px solid var(--line);border-bottom:none;background:#fff;padding:9px 14px;border-radius:8px 8px 0 0;cursor:pointer;font-size:14px;white-space:nowrap}
.tabs button.active{background:var(--amber);border-color:var(--amber);font-weight:700}
main{max-width:1000px;margin:0 auto;padding:16px 20px 40px}
.tabpage{display:none}.tabpage.active{display:block}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;margin-bottom:14px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:14px}
.cards .card{margin:0}
.cards b{font-size:22px;display:block}
.cards span{color:var(--muted);font-size:13px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}
.toolbar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
input,select,textarea{width:100%;padding:9px 10px;border:1px solid #d1d5db;border-radius:8px;font:inherit;background:#fff}
label{font-size:13px;font-weight:600;display:block}
label input,label select,label textarea{margin-top:4px;font-weight:400}
.btn{padding:9px 14px;border:1px solid #d1d5db;border-radius:8px;background:#fff;cursor:pointer;font:inherit;font-size:14px}
.btn.primary{background:var(--amber);border-color:var(--amber);font-weight:700}
.btn.danger{color:var(--red);border-color:#fecaca}
.btn:hover{filter:brightness(.97)}
.row{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0}
.inline{display:flex;gap:6px}
.inline input{flex:1}
.list .rowitem{display:flex;justify-content:space-between;gap:10px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px 14px;margin-bottom:8px;flex-wrap:wrap}
.rowitem .meta{font-size:13px;color:var(--muted)}
.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;background:#e5e7eb}
.badge.paid,.badge.accepted{background:#dcfce7;color:var(--green)}
.badge.overdue,.badge.cancelled,.badge.declined{background:#fee2e2;color:var(--red)}
.badge.sent{background:#dbeafe}
.badge.partial{background:#fef3c7}
.hint{color:var(--muted);font-size:13px}
.editor{margin-top:16px}
.editor-head{display:flex;justify-content:space-between;align-items:center}
.line-row{display:grid;grid-template-columns:2fr 70px 90px 80px 90px 30px;gap:6px;margin-bottom:6px;align-items:center}
.line-row select,.line-row input{padding:7px}
.totals{margin:12px 0;padding:12px;border:1px solid var(--line);border-radius:10px;background:#fffbeb}
.totals div{display:flex;justify-content:space-between;max-width:320px;margin-left:auto}
.totals .grand{font-weight:800;font-size:17px;border-top:1px solid var(--line);padding-top:6px}
table{width:100%;border-collapse:collapse;font-size:14px}
td,th{padding:7px 6px;border-bottom:1px solid var(--line);text-align:left}
footer{max-width:1000px;margin:0 auto;padding:0 20px 30px;color:var(--muted);font-size:13px}
#print-area{display:none}
@media(max-width:640px){.grid2{grid-template-columns:1fr}.line-row{grid-template-columns:1fr 1fr;gap:6px}}
@media print{
  body *{visibility:hidden}
  #print-area,#print-area *{visibility:visible}
  #print-area{display:block;position:absolute;inset:0;padding:24px;color:#000}
  #print-area h1{font-size:22px;margin:0 0 4px}
  #print-area table{margin:14px 0}
  #print-area .p-totals{margin-left:auto;max-width:300px}
  #print-area .p-totals div{display:flex;justify-content:space-between}
}