:root{--red:#c4162a;--red-dark:#a10f21;--red-soft:#fdf0f1;--red-line:#f3c9ce;--ink:#1d1f23;--muted:#61666d;--line:#e6e3df;--bg:#f6f4f1;--field:#fbfaf8;--card:#fff;--warn:#7a5200;--warn-bg:#fff5dc;--r-sm:10px;--r-lg:16px;--shadow:0 1px 2px #1d1f230a, 0 4px 16px #1d1f230f;--shadow-pop:0 16px 40px #1d1f2329;--field-h:44px;color:var(--ink);-webkit-font-smoothing:antialiased;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:15px;line-height:1.5}*{box-sizing:border-box}body{background:var(--bg);margin:0}[hidden]{display:none!important}h1,h2,h3{margin:0;line-height:1.25}b,strong{font-weight:600}.topbar{z-index:10;backdrop-filter:saturate(1.4)blur(10px);border-bottom:1px solid var(--line);background:#ffffffeb;flex-wrap:wrap;align-items:center;gap:10px 24px;padding:10px max(16px,50vw - 584px);display:flex;position:sticky;top:0}.brand{align-items:center;gap:12px;display:flex}.logo{width:auto;height:34px}.brand-text{border-left:1px solid 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8px;font-size:14px}label{color:var(--muted);flex-direction:column;gap:6px;font-size:13px;font-weight:500;display:flex}input,select,textarea{font:inherit;color:var(--ink);width:100%;min-height:var(--field-h);border:1px solid var(--line);border-radius:var(--r-sm);background:var(--field);padding:9px 12px;transition:border-color .15s,box-shadow .15s,background .15s}select{appearance:none;cursor:pointer;background:var(--field) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%2361666d' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat right 14px center;padding-right:36px}input:hover,select:hover,textarea:hover{border-color:#d5d0ca}input:focus,select:focus,textarea:focus{border-color:var(--red);background-color:#fff;outline:none;box-shadow:0 0 0 3px 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var(--line);background:#fffffff5;flex-direction:row;align-items:center;gap:12px;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -8px 24px #1d1f2314}.result-main{flex:1;min-width:0}.result-label{font-size:11px}.result-price{font-size:22px}.result-sub{margin:0;font-size:11px}.result-bar .btn{flex:none;width:auto;padding:10px 14px}.warn,.internal{margin-top:0}.result>.internal{border-top:0;padding-top:0}.toast{bottom:96px}.actions{justify-content:stretch}.actions .btn{flex:1}.items thead{display:none}.items,.items tbody,.items tfoot{display:block}.items tbody tr{border-bottom:1px solid var(--line);grid-template-columns:24px minmax(0,1fr) 44px;gap:8px;padding:14px 0;display:grid}.items td{border:0;padding:0;width:auto!important}.items td:nth-child(2){grid-column:2}.items td:nth-child(6){grid-area:1/3}.items td:nth-child(3),.items td:nth-child(4),.items td:nth-child(5){grid-column:2/4;align-items:center;gap:8px;display:flex}.items td:nth-child(3):before{content:"SL";color:var(--muted);flex:none;width:72px;font-size:12px}.items td:nth-child(4):before{content:"Đơn giá";color:var(--muted);flex:none;width:72px;font-size:12px}.items td:nth-child(5):before{content:"Thành tiền";color:var(--muted);text-align:left;flex:none;width:72px;font-size:12px}.items td.money{justify-content:flex-start;font-weight:700}.items tfoot tr{justify-content:space-between;align-items:baseline;padding-top:14px;display:flex}.items tfoot td{padding:0}}.print-doc{display:none}@media print{@page{size:A4;margin:14mm 12mm;@top-left{content:""}@top-center{content:""}@top-right{content:""}@bottom-left{content:""}@bottom-center{content:""}@bottom-right{content:"Trang " counter(page) "/" counter(pages);font:10px system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:#646b73}}body{background:#fff}.no-print,.toast{display:none!important}.print-doc{color:#000;font-size:12px;display:block}.doc-head{border-bottom:2px solid 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p{white-space:pre-line;margin:0}.doc-sign{text-align:center;break-inside:avoid;justify-content:space-around;margin-top:24px;display:flex}.doc-sign p{margin:0;font-weight:600}.doc-staff{margin-top:56px!important;font-weight:400!important}}