:root{--brand:#ff6400;--text:#1f2937;--muted:#6b7280;--border:#d1d5db;--bg:#ffffff}
*{box-sizing:border-box}
html,body{height:100%}
body{font-family:'Times New Roman', serif;color:var(--text);background:#f5f7fa;font-size:13px;line-height:1.5;margin:0}

/* Toolbar centered */
.toolbar{position:sticky;top:0;z-index:5;display:flex;justify-content:center;align-items:center;gap:12px;flex-wrap:wrap;padding:10px 14px;background:#fff;border-bottom:1px solid var(--border)}
.label-inline{font-weight:700}
.seg{display:inline-flex;border:1px solid var(--border);border-radius:10px;overflow:hidden;height: 36px}
.seg-btn{background:#fff;border:none;padding:6px 12px;cursor:pointer}
.seg-btn.active{background:var(--brand);color:#fff}
.btn{border:1px solid var(--border);background:#fff;padding:6px 12px;border-radius:10px;cursor:pointer}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.danger{border:1px solid #ef4444;color:#ef4444;background:#fff}
.btn.sm{padding:2px 8px;font-size:12px;border-radius:8px}
.btn.sm .sub{font-size:10px}

/* Page container */
.page{width:210mm;min-height:297mm;margin:12px auto;background:var(--bg);padding:14mm 15mm 20mm 15mm;box-shadow:0 8px 30px rgba(0,0,0,.06);border:1px solid var(--border)}

/* Header */
.header{display:grid;grid-template-columns:auto 1fr;align-items:start;margin-bottom:6mm}
.logo{height:10mm}
.date{text-align:right;color:var(--muted)}
.date .vi{display:block;font-weight:700;color:var(--text)}
.date .sub{display:none}
.date #today{margin-left:8px;color:var(--text)}

/* Title */
.doc-title{text-align:center;font-size:18px;font-weight:800;margin:0 0 6mm;letter-spacing:.2px}
.doc-title .sub{display:none;color:var(--muted);margin-top:2px}
.doc-title .center{text-align:center}

/* Cards & forms */
.card{border:1px solid var(--border);border-radius:12px;background:#fff;padding:10px 12px;margin-bottom:10px}
.section-title{margin:0 0 8px;font-size:13px;font-weight:800;color:#0f172a}
.section-title .sub{display:none;color:var(--muted);font-weight:500;margin-top:2px}
.form label{display:grid;grid-template-columns:170px 1fr;align-items:center;gap:8px}
.label{font-weight:700;color:#111827}
.label .sub{display:none;color:var(--muted);font-weight:500;margin-top:2px}
input[type=text],input[type=number]{width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:8px;background:#fff}
input[type=text]:focus,input[type=number]:focus{outline:none;border-color:var(--brand)}

/* Table */
.table-wrap{background:#fff;border-radius:10px;border:1px solid var(--border)}
table{width:100%;border-collapse:collapse}
thead th{background:var(--brand);color:#fff;font-weight:700;padding:8px 6px;text-align:center}
thead th .sub{display:none;color:#e7fbff;font-weight:400;margin-top:1px}
tbody td{border-top:1px solid var(--border);padding:5px}
tbody td input{width:100%}

/* Row actions */
.row-actions{display:flex;gap:8px;margin-top:8px}

/* Signatures */
.signs{display:grid;grid-template-columns:1fr 1fr;gap:12mm;margin-top:10mm}
.sig{display:flex;flex-direction:column;align-items:center;gap:6px}
.sig-title{text-align:center;margin-bottom:6px}
.sig-title .sub{display:none;color:var(--muted);font-weight:500;margin-top:2px}
.sig-box{border:1px solid #e6e6e6;width:60mm;height:48mm;border-radius:8px;display:flex;align-items:flex-end;justify-content:center;background:transparent;padding-bottom:8mm}
.sig-name{font-weight:700;font-size:12px;white-space:nowrap}

/* Secondary language: only show selected sub */
.sub{display:none}
body.sub-zh .sub.zh{display:block}
body.sub-en .sub.en{display:block}

/* Selected row highlight for delete */
#materials tbody tr.is-selected{background:rgba(0,144,164,0.08)}

/* Print/PDF */
.no-print{}
.generating-pdf .no-print{display:none !important}
@media print{
  .no-print{display:none !important}
  #materials thead{display:table-header-group}
  #materials tfoot{display:table-footer-group}
  .card, .table-wrap, .signs, #materials tbody tr, #materials tbody td{break-inside:avoid-page;page-break-inside:avoid}
  .card{orphans:3;widows:3}
  .page{box-shadow:none;border:none;margin:0;width:auto;min-height:auto;padding:20mm 15mm 18mm 15mm}
}

/* Make table header light when printing/exporting to avoid dark band on next pages */
@media print{
  #materials thead th{background:#fff !important;color:#111827 !important;border-bottom:1px solid #d1d5db !important}
}
.generating-pdf #materials thead th{background:#fff !important;color:#111827 !important;border-bottom:1px solid #d1d5db !important}

/* Force pure white paper background for print & PDF */
@media print{
  html, body{background:#ffffff !important}
  .page{background:#ffffff !important}
  .signs, .sig, .sig-box{background:#ffffff !important}
}
.generating-pdf body{background:#ffffff !important}
.generating-pdf .page{background:#ffffff !important}
.generating-pdf .signs, .generating-pdf .sig, .generating-pdf .sig-box{background:#ffffff !important}
.logo-cat{
    height: 15mm;
}
/* === Smart Autocomplete === */
.suggestion-box{
  position:absolute; top:calc(100% + 4px); left:0; right:0;
  background:#fff; border:1px solid var(--border); border-radius:10px;
  box-shadow:0 6px 18px rgba(0,0,0,.08); max-height:220px; overflow:auto;
  padding:6px 0; list-style:none; z-index:1000;
}
.suggestion-box li{ padding:10px 12px; font-size:14px; cursor:pointer; display:flex; gap:6px; border-radius: 12px; margin: 5px 8px;}
.suggestion-box li strong{font-weight:800}
.suggestion-box li:hover,
.suggestion-box li.active {
    background: #008ba3;
    color: #fff;
    /*transform: scale(1.03);*/
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}.suggestion-box li {
     transition: all 0.2s ease-in-out;
     cursor: pointer;
 }