:root{--bg:#f4f7fb;--card:#fff;--text:#172033;--muted:#667085;--primary:#173b66;--primary2:#285f9e;--border:#e4e8ef;--green:#137a4b;--danger:#b42318;--shadow:0 12px 35px rgba(23,59,102,.10)}
*{box-sizing:border-box}body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--text)}
header{background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;padding:24px 18px}.wrap{max-width:1120px;margin:auto}
header h1{margin:0 0 5px;font-size:clamp(24px,4vw,38px)}header p{margin:0;opacity:.9}main{padding:22px 16px 40px}
.panel{background:var(--card);border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow);padding:18px;margin-bottom:18px}
.panel h2{margin:0 0 6px;font-size:20px}.sub{color:var(--muted);font-size:14px;margin-bottom:14px}
.grid{display:grid;gap:12px}.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.span-2{grid-column:span 2}
label{font-weight:600;font-size:14px;display:block}input,textarea,button{font:inherit}
input,textarea{width:100%;margin-top:6px;border:1px solid var(--border);border-radius:10px;padding:11px 12px;background:#fff;color:var(--text)}
textarea{min-height:100px;resize:vertical}button,.btn{border:0;border-radius:11px;padding:11px 15px;font-weight:700;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}
.primary{background:var(--primary);color:#fff}.secondary{background:#eef3f9;color:var(--primary)}.success{background:var(--green);color:#fff}.danger{background:#feeceb;color:var(--danger)}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.toolbar input{max-width:380px;margin-top:0}
.category{margin-top:18px}.category h3{margin:0 0 10px;font-size:17px;border-bottom:1px solid var(--border);padding-bottom:7px}
.product{display:grid;grid-template-columns:28px 1fr 90px;gap:10px;align-items:center;padding:11px 0;border-bottom:1px dashed #e8ebf0}
.product-name{font-weight:700}.product small{display:block;color:var(--muted);font-weight:400;margin-top:2px}.product input[type=checkbox]{width:20px;height:20px;margin:0}.product input[type=number]{margin:0;text-align:center}
.badge{display:inline-block;padding:5px 9px;border-radius:999px;background:#eef3f9;color:var(--primary);font-size:12px;font-weight:700}
.notice{padding:12px 14px;border-radius:12px;background:#fff8e6;border:1px solid #f4d894;color:#7a5a00;font-size:14px}.notice strong{display:block;margin-bottom:3px}
.ok{background:#ecfdf3;border-color:#a6f4c5;color:#067647}.info{background:#eef5ff;border-color:#c8daf7;color:#234d7b}.danger-text{background:#feeceb;border-color:#f7b4ae;color:#912018}.hidden{display:none!important}.top-gap{margin-top:12px}
.table-wrap{overflow:auto;margin-top:14px}table{width:100%;border-collapse:collapse}th,td{padding:9px;border-bottom:1px solid var(--border);text-align:left;font-size:14px}th{background:#f8fafc}
.inline-form{margin-top:14px;padding:14px;background:#f8fafc;border:1px solid var(--border);border-radius:12px}.row-between{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.qr-layout{display:grid;grid-template-columns:250px 1fr;gap:22px;align-items:start}#qrcode{background:#fff;padding:10px;border:1px solid var(--border);border-radius:10px;width:max-content}
footer{text-align:center;color:var(--muted);font-size:12px;padding:10px 16px 30px}
@media(max-width:760px){.cols-2,.cols-3,.cols-4{grid-template-columns:1fr}.span-2{grid-column:span 1}.product{grid-template-columns:28px 1fr 82px}.actions button,.actions .btn{flex:1 1 100%}.row-between{flex-direction:column}.qr-layout{grid-template-columns:1fr}}

.compact-tech{padding:12px 18px;background:#f8fafc;box-shadow:none}