:root{--ink:#000b14;--bg:#f5f6f7;--line:#dfe3e6;--mut:#5b6670;--ok:#0a7d3c;--bad:#b3261e;--warn:#9a6700}
*{box-sizing:border-box}
body{margin:0;font-family:'Montserrat',system-ui,sans-serif;background:var(--bg);color:var(--ink);font-size:15px;line-height:1.45}
header.top{background:var(--ink);color:#fff;padding:12px 16px;display:flex;flex-wrap:wrap;gap:10px 24px;align-items:center}
.brand{font-weight:700;letter-spacing:.32em;font-size:14px}
.brand span{font-weight:400;opacity:.7;letter-spacing:.2em}
nav{display:flex;flex-wrap:wrap;gap:4px}
nav a{color:#cfd6dc;text-decoration:none;padding:6px 12px;border-radius:6px;font-size:14px}
nav a.on,nav a:hover{background:#fff;color:var(--ink)}
.who{margin-left:auto;font-size:13px;color:#cfd6dc}
.who a{color:#fff;margin-left:8px}
main{max-width:1100px;margin:0 auto;padding:16px}
h1{font-size:22px;margin:8px 0 16px}
h2{font-size:17px;margin:0 0 10px}
.card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:16px;margin-bottom:16px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin-bottom:16px}
.stat{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px}
.stat b{display:block;font-size:22px;margin-top:2px}
.stat small{color:var(--mut)}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:middle}
th{font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--mut);white-space:nowrap}
.scroll{overflow-x:auto}
.r{text-align:right}
input,select,textarea{font:inherit;padding:9px 10px;border:1px solid #c5ccd1;border-radius:8px;width:100%;background:#fff}
label{display:block;font-size:13px;font-weight:600;margin:0 0 4px}
.row{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px;margin-bottom:12px}
button,.btn{font:inherit;font-weight:600;background:var(--ink);color:#fff;border:0;border-radius:8px;padding:9px 16px;cursor:pointer;text-decoration:none;display:inline-block}
button.ghost,.btn.ghost{background:#fff;color:var(--ink);border:1px solid #c5ccd1}
button.danger{background:var(--bad)}
button.small,.btn.small{padding:5px 10px;font-size:13px}
.flash{padding:10px 14px;border-radius:8px;margin-bottom:12px;font-size:14px}
.flash.ok{background:#e6f4ec;color:var(--ok)}
.flash.err{background:#fdeceb;color:var(--bad)}
.tag{display:inline-block;padding:2px 8px;border-radius:99px;font-size:12px;font-weight:600;background:#eef0f2}
.tag.low{background:#fff3d6;color:var(--warn)}
.tag.out,.tag.void{background:#fdeceb;color:var(--bad)}
.tag.in{background:#e6f4ec;color:var(--ok)}
.mut{color:var(--mut)}
.bar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px;align-items:end}
.bar>*{flex:1 1 160px}
.bar button,.bar .btn{flex:0 0 auto}
.login{max-width:380px;margin:60px auto}
.receipt{max-width:380px;margin:0 auto;background:#fff;padding:20px;border:1px solid var(--line)}
.receipt h2{text-align:center;letter-spacing:.3em;margin:0}
.receipt .c{text-align:center;font-size:13px;color:var(--mut)}
.receipt table td,.receipt table th{padding:5px 0}
@media print{header.top,.noprint{display:none!important}body{background:#fff}.receipt{border:0}}