:root{--bg:#f4f7fb;--card:#fff;--text:#172033;--muted:#6d7890;--line:#e4e9f1;--p:#1f62bd;--d:#c93445;--s:#167a4a;--sh:0 12px 35px rgba(30,55,90,.08)}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,"Segoe UI",Arial,sans-serif;background:var(--bg);color:var(--text)}a{text-decoration:none;color:inherit}.app{display:flex;min-height:100vh}.sidebar{width:255px;background:#101827;color:#dce6f6;padding:20px 14px;position:fixed;inset:0 auto 0 0;overflow:auto}.side-brand{display:flex;gap:12px;align-items:center;padding:8px 8px 22px;border-bottom:1px solid #263247}.side-brand small{display:block;color:#93a1b8}.brand-mark{width:48px;height:48px;border-radius:14px;background:linear-gradient(135deg,#1f62bd,#0e3c7d);display:grid;place-items:center;font-weight:900;color:#fff;font-size:19px}.sidebar nav{padding-top:16px}.sidebar nav a{display:block;padding:10px 12px;border-radius:10px;margin:3px 0;color:#aebbd0}.sidebar nav a.active,.sidebar nav a:hover{background:#1b2b45;color:#fff}.nav-title{font-size:10px;letter-spacing:1.5px;color:#667791;padding:18px 12px 6px;font-weight:800}.logout{display:block;margin-top:20px;padding:12px;color:#ffb3bd;border-top:1px solid #263247}.main{margin-left:255px;flex:1;padding:28px 32px;max-width:1500px}header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}h1,h2,h3{margin:0 0 8px}h2{font-size:28px}.eyebrow{font-size:10px;letter-spacing:2px;color:var(--p);font-weight:800}.user-chip{background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 14px;color:var(--muted);box-shadow:var(--sh)}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:20px}.stat,.panel{background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--sh)}.stat{padding:20px}.stat span{display:block;color:var(--muted);font-size:13px}.stat strong{display:block;font-size:27px;margin-top:7px}.danger-stat strong{color:var(--d)}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px}.panel{padding:20px;margin-bottom:18px}.panel-head,.toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:15px}.cat-row,.low-row{display:flex;justify-content:space-between;padding:13px 0;border-bottom:1px solid var(--line)}.low-row small{display:block;color:var(--muted);margin-top:3px}.empty{text-align:center;padding:25px;color:var(--muted)}.btn{border:1px solid #d5dce8;background:#fff;color:#24334c;border-radius:9px;padding:10px 14px;font-weight:700;cursor:pointer}.btn.primary{background:var(--p);border-color:var(--p);color:#fff}.btn.small{padding:6px 9px;font-size:12px}.wide{width:100%}label{display:block;font-size:13px;color:#526078;margin:12px 0 6px}input,select,textarea{width:100%;border:1px solid #d5ddea;background:#fff;border-radius:9px;padding:10px 11px;font:inherit;color:var(--text)}textarea{min-height:80px;resize:vertical}.form2{display:grid;grid-template-columns:1fr 1fr;gap:10px}.table-wrap{overflow:auto;padding:0}.table-wrap table{min-width:760px}table{width:100%;border-collapse:collapse}th,td{padding:13px 15px;border-bottom:1px solid var(--line);text-align:left;font-size:13px;white-space:nowrap}th{font-size:11px;color:#7a879c;background:#fafbfd}td small{display:block;color:var(--muted);margin-top:2px}.badge{display:inline-block;padding:5px 9px;border-radius:999px;font-weight:800;font-size:12px}.badge.good{background:#e8f7ef;color:var(--s)}.badge.bad{background:#fff0f2;color:var(--d)}.inline{display:flex;align-items:center;gap:5px}.mini{width:90px!important;padding:7px!important}.alert{padding:12px 15px;border-radius:10px;margin-bottom:16px}.alert.ok{background:#e9f8f0;color:#176c45}.alert.danger{background:#fff0f2;color:#a82738}.pos-grid{display:grid;grid-template-columns:2fr 1fr;gap:18px}.sale-row{display:grid;grid-template-columns:1fr 110px 130px 40px;gap:8px;margin-bottom:8px}.sale-row button{border:0;background:#fff0f2;color:#b32d3e;border-radius:8px;font-size:20px}.totals{margin-top:18px;border-top:1px solid var(--line);padding-top:15px;display:grid;gap:10px}.totals span{display:flex;justify-content:space-between}.invoice{max-width:900px;margin:auto;background:#fff;border:1px solid var(--line);padding:34px;border-radius:12px}.invoice-head{display:flex;justify-content:space-between;border-bottom:2px solid #172033;padding-bottom:18px}.billto{padding:20px 0}.invoice-total{margin-left:auto;max-width:330px;text-align:right;padding-top:15px}.auth{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#edf4fc,#f9fbfe)}.auth-card{width:min(460px,92vw);background:#fff;padding:34px;border-radius:20px;box-shadow:0 25px 70px rgba(30,55,90,.13);border:1px solid var(--line)}.brand{display:flex;align-items:center;gap:14px;margin-bottom:25px}.brand h1{font-size:22px}.brand p{margin:0;color:var(--muted);font-size:13px}.notice{padding:13px 15px;background:#eef5ff;border:1px solid #cfe0f8;border-radius:10px;color:#315274;margin-bottom:15px}.help{margin-top:15px;color:var(--muted);font-size:12px;text-align:center}dialog{border:0;border-radius:16px;padding:0;box-shadow:0 30px 90px rgba(0,0,0,.2);max-width:500px;width:92%}dialog::backdrop{background:rgba(12,22,38,.45)}.modal{padding:25px}@media(max-width:1000px){.cards{grid-template-columns:1fr 1fr}.grid2,.pos-grid{grid-template-columns:1fr}.sidebar{width:215px}.main{margin-left:215px}}@media(max-width:700px){.sidebar{position:static;width:100%}.app{display:block}.main{margin:0;padding:15px}.cards{grid-template-columns:1fr 1fr}.sale-row{grid-template-columns:1fr 85px 100px 35px}}@media print{body{background:#fff}.sidebar,header,.no-print,.alert{display:none!important}.main{margin:0;padding:0}.invoice{border:0;box-shadow:none;max-width:none}}