*{box-sizing:border-box}
:root{
  --bg:#f5f7fb;--surface:#fff;--text:#1f2937;--muted:#6b7280;--line:#e5e7eb;
  --primary:#2563eb;--primary-hover:#1d4ed8;--success:#16a34a;--danger:#dc2626;
  --shadow:0 8px 24px rgba(15,23,42,.06);--radius:14px;
}
html,body{min-height:100%}
body{margin:0;font-family:Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.45}
.topbar{background:#0f172a;color:#fff;min-height:68px;padding:0 26px;display:flex;align-items:center;justify-content:space-between;gap:20px;position:sticky;top:0;z-index:50;box-shadow:0 3px 14px rgba(15,23,42,.14)}
.brand{font-size:19px;font-weight:800;white-space:nowrap}
.topbar nav{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.topbar a{color:#cbd5e1;text-decoration:none;padding:10px 12px;border-radius:9px;font-weight:600;transition:.18s}
.topbar a:hover{color:#fff;background:rgba(255,255,255,.08)}
.container{width:min(1360px,calc(100% - 32px));margin:0 auto;padding:28px 0 42px}
.page-head{display:flex;justify-content:space-between;align-items:flex-start;gap:18px;margin-bottom:20px}
.page-head h1{margin:0;font-size:28px;font-weight:800}.page-head p{margin:6px 0 0;color:var(--muted)}
.panel,.card,.ean-box,.output-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.panel{padding:20px;margin-bottom:18px}.panel h2{margin:0 0 16px;font-size:18px}
.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:20px}
.card{padding:20px;min-height:112px;position:relative;overflow:hidden}.card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--primary)}
.card span{display:block;font-size:12px;color:var(--muted);text-transform:uppercase;font-weight:700;letter-spacing:.35px}.card strong{display:block;margin-top:9px;font-size:26px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid #d1d5db;background:#fff;color:#374151;padding:10px 14px;min-height:40px;border-radius:9px;text-decoration:none;cursor:pointer;font-weight:700;transition:.18s;white-space:nowrap}
.btn:hover{transform:translateY(-1px);border-color:#9ca3af;box-shadow:0 4px 10px rgba(15,23,42,.07)}
.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn.primary:hover{background:var(--primary-hover);border-color:var(--primary-hover)}
.btn.small{min-height:32px;padding:6px 10px;font-size:12px;border-radius:7px}.btn.danger{color:#b91c1c;background:#fff5f5;border-color:#fecaca}
.actions{display:flex;gap:8px;flex-wrap:wrap}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.form-grid.one{grid-template-columns:1fr}.form-grid label{font-size:12px;font-weight:700;color:#374151}
.form-grid input,.form-grid textarea,.form-grid select,.searchbar input,.scanner-row input{width:100%;margin-top:6px;padding:11px 12px;min-height:42px;border:1px solid #d1d5db;border-radius:9px;background:#fff;color:#111827;outline:none;transition:.16s}
.form-grid input:focus,.form-grid textarea:focus,.form-grid select:focus,.searchbar input:focus,.scanner-row input:focus{border-color:#60a5fa;box-shadow:0 0 0 3px rgba(37,99,235,.10)}
.form-grid input[readonly]{background:#f3f4f6;color:#6b7280}.span-2{grid-column:span 2}
.searchbar,.scanner-row{display:flex;gap:10px;align-items:center;margin-bottom:16px}.searchbar input,.scanner-row input{margin-top:0}
.table-wrap{overflow:auto;border-radius:12px}table{width:100%;border-collapse:separate;border-spacing:0;background:#fff}
thead th{background:#f8fafc;color:#64748b;font-size:11px;text-transform:uppercase;letter-spacing:.35px;font-weight:800}
th,td{text-align:left;padding:12px 11px;border-bottom:1px solid #eef2f7;vertical-align:middle}tbody tr:hover td{background:#fbfdff}
.muted{font-size:12px;color:var(--muted)}.mono{font-family:Consolas,monospace}
.badge{display:inline-flex;align-items:center;border-radius:999px;padding:5px 8px;font-size:10px;font-weight:800}.badge.green{background:#dcfce7;color:#166534}.badge.red{background:#fee2e2;color:#991b1b}
.alert{padding:13px 15px;border-radius:10px;margin-bottom:18px;border:1px solid transparent;font-weight:600}.alert.success{background:#f0fdf4;border-color:#bbf7d0;color:#166534}.alert.danger{background:#fef2f2;border-color:#fecaca;color:#991b1b}
.ean-box{display:flex;align-items:center;gap:20px;padding:16px 20px;margin-bottom:18px}.ean-box svg{height:72px;width:auto;max-width:100%}.ean-number{font-family:Consolas,monospace;font-size:22px;font-weight:800;margin-top:4px}
.login-body{min-height:100vh;display:grid;place-items:center;background:linear-gradient(145deg,#eef2ff,#f8fafc);padding:20px}
.login-card{width:min(430px,94vw);background:#fff;padding:30px;border-radius:18px;border:1px solid #e5e7eb;box-shadow:0 18px 55px rgba(15,23,42,.12)}
.login-card h1{margin:0 0 5px;font-size:26px}.login-card p{margin-top:0;color:var(--muted)}.login-hint{margin-top:16px;padding-top:14px;border-top:1px solid #edf0f3;color:var(--muted);font-size:12px}
.search-results{margin-top:-8px;margin-bottom:12px;border-radius:10px;overflow:hidden}.result{display:flex;width:100%;justify-content:space-between;gap:18px;border:1px solid #e5e7eb;border-bottom:0;background:#fff;padding:11px 12px;text-align:left;cursor:pointer}.result:last-child{border-bottom:1px solid #e5e7eb}.result:hover{background:#f8fbff}.result span{color:var(--muted)}
.cart-total,.totals-box{margin:20px 0 20px auto;width:min(430px,100%);background:#f8fafc;border:1px solid #e5e7eb;border-radius:12px;padding:14px 16px;text-align:right;font-size:16px;line-height:1.8}.totals-box div:last-child{font-size:20px}
.mini{width:100px;max-width:100%;padding:8px;border:1px solid #d1d5db;border-radius:8px;background:#fff}
.tabs{display:flex;gap:8px;margin-bottom:18px;flex-wrap:wrap}.tab{padding:9px 14px;border:1px solid #d1d5db;border-radius:9px;text-decoration:none;color:#475569;background:#fff;font-weight:700}.tab.active{background:#0f172a;color:#fff;border-color:#0f172a}
.output-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.output-card{padding:18px;position:relative;overflow:hidden}.output-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:#2563eb}
.output-card-head{display:flex;justify-content:space-between;gap:15px;align-items:flex-start;border-bottom:1px solid #edf0f3;padding-bottom:12px;margin-bottom:14px}
.output-number{font-size:18px;font-weight:800}.receipt-number{font-family:Consolas,monospace;font-size:12px;color:#64748b;margin-top:3px}.output-total{font-size:20px;font-weight:800;text-align:right}
.output-grid,.detail-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.output-grid div,.detail-grid div{background:#f8fafc;border:1px solid #eef2f7;padding:10px;border-radius:9px}
.output-grid span,.detail-grid span{display:block;color:#64748b;font-size:10px;text-transform:uppercase;letter-spacing:.35px;margin-bottom:4px;font-weight:800}
.output-notes,.detail-notes{margin:12px 0;padding:11px 12px;background:#f8fafc;border:1px solid #eef2f7;border-radius:9px}.section-title{display:flex;justify-content:space-between;align-items:center;gap:12px}.pad{padding:10px}
@media(max-width:1050px){.cards{grid-template-columns:repeat(2,minmax(0,1fr))}.output-grid,.detail-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:820px){.topbar{align-items:flex-start;flex-direction:column;padding:14px 16px}.topbar nav{width:100%}.topbar a{padding:9px 10px}.container{width:min(100% - 20px,1360px);padding-top:18px}.page-head{flex-direction:column}.form-grid{grid-template-columns:1fr}.span-2{grid-column:span 1}.output-cards{grid-template-columns:1fr}}
@media(max-width:560px){.cards{grid-template-columns:1fr}.searchbar,.scanner-row{flex-direction:column;align-items:stretch}.result{flex-direction:column;gap:4px}.output-grid,.detail-grid{grid-template-columns:1fr}.page-head h1{font-size:24px}.panel{padding:14px}.actions{width:100%}.actions .btn{flex:1}}
@media print{.topbar,.page-head .actions{display:none!important}body{background:#fff}.container{width:100%;padding:0}.panel,.output-card{box-shadow:none}}

.label-actions,.batch-footer{display:flex;align-items:center;justify-content:space-between;gap:12px}.label-actions{margin-bottom:15px}.batch-footer{margin-top:18px;padding-top:16px;border-top:1px solid #eef2f7}.selected-count{background:#f8fafc;border:1px solid #e5e7eb;border-radius:9px;padding:9px 12px}.product-check{width:18px;height:18px}.label-qty{width:82px;padding:8px;border:1px solid #d1d5db;border-radius:8px}@media(max-width:700px){.label-actions,.batch-footer{align-items:stretch;flex-direction:column}}