*{box-sizing:border-box}body{margin:0;font-family:Inter,Arial,sans-serif;background:#f5f7fb;color:#172033}.sidebar{position:fixed;left:0;top:0;bottom:0;width:255px;background:#102a43;color:#fff;padding:18px;overflow-y:auto;scrollbar-width:thin}.brand{font-size:19px;font-weight:800;padding:8px 4px 20px;display:flex;gap:8px;align-items:center}.sidebar nav{display:grid;gap:4px}.sidebar a{color:#d9e5f2;text-decoration:none;padding:10px 11px;border-radius:9px;font-size:13px;display:flex;gap:10px;align-items:center}.sidebar a:hover,.sidebar a.active{background:#1f4f7d;color:#fff}.side-bottom{margin-top:20px;border-top:1px solid #36536d;padding-top:12px}.side-bottom a{margin-top:4px}main{margin-left:255px;padding:22px;min-height:100vh}header{display:flex;align-items:center;gap:14px;margin-bottom:20px}header h1{margin:0;font-size:26px}header p{margin:4px 0;color:#718096}.user{margin-left:auto;background:#fff;border:1px solid #e4e9f0;padding:9px 12px;border-radius:11px}.user small{color:#718096}.menu{display:none;border:0;background:#fff;font-size:23px}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.card,.panel{background:#fff;border:1px solid #e7ebf1;border-radius:14px;padding:18px;box-shadow:0 4px 18px rgba(25,40,65,.04);margin-bottom:14px}.card small{color:#6b778c}.card strong{display:block;font-size:23px;margin:8px 0}.card span,.muted{color:#7a8598;font-size:12px}.grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:14px}.panelhead,.toolbar{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px}.toolbar form{display:flex;gap:7px;flex-wrap:wrap}.actions{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}.btn{display:inline-block;border:1px solid #d7dee8;background:#fff;color:#17324d;padding:9px 11px;border-radius:9px;cursor:pointer;text-decoration:none;font-size:13px}.btn.primary{border:0;background:#1769aa;color:#fff}.btn.small{padding:5px 8px;font-size:11px}.formgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.formgrid .wide{grid-column:1/-1}label{font-size:12px;font-weight:700}input,select,textarea{display:block;width:100%;margin-top:5px;padding:10px;border:1px solid #d7dee8;border-radius:9px;font-size:14px;background:#fff}textarea{min-height:80px}.table-scroll{overflow:auto;max-height:65vh}table{border-collapse:collapse;width:100%;min-width:700px}th,td{padding:9px;border-bottom:1px solid #edf0f4;text-align:left;font-size:12px;white-space:nowrap}th{background:#fafbfc;position:sticky;top:0}.pill{background:#eaf5ff;color:#1769aa;border-radius:20px;padding:5px 8px;font-size:11px}.rooms{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.room{padding:14px;border-radius:11px;background:#eef3f7;display:flex;flex-direction:column;gap:5px}.room b{font-size:21px}.notice{padding:11px;border-radius:9px;margin-bottom:12px}.success{background:#e8f7ef;color:#146c43}.error{background:#fdebec;color:#a52632}.inline{display:flex;gap:5px;align-items:center}.qty{width:90px!important}.danger-text{color:#b42318;font-weight:700}.product-list{display:grid;grid-template-columns:repeat(2,1fr);gap:7px;margin-top:10px;max-height:55vh;overflow:auto}.product{border:1px solid #e2e7ee;background:#fff;padding:10px;border-radius:9px;text-align:left;cursor:pointer}.product span{display:block;color:#718096;font-size:11px;margin-top:4px}.cartrow{display:grid;grid-template-columns:1fr auto auto;gap:7px;padding:8px 0;border-bottom:1px solid #edf0f4;font-size:12px}.cartrow button{border:0;background:none;color:#a52632}.totalbox{padding:15px 0;font-size:18px}.ai #chat{min-height:280px;background:#f7f9fc;padding:12px;border-radius:10px;margin-bottom:10px}.bubble{padding:10px;background:#fff;border:1px solid #e1e7ef;border-radius:10px;margin-bottom:8px;max-width:80%;font-size:13px}.userbubble{margin-left:auto;background:#eaf5ff}.ad{position:fixed;right:20px;bottom:20px;background:#102a43;color:#fff;padding:15px;border-radius:12px;box-shadow:0 10px 35px #0003;display:none;z-index:20;max-width:280px}.ad.show{display:block}.ad button{float:right;background:none;color:#fff;border:0;font-size:20px}.ad a{display:block;margin-top:9px;background:#fff;color:#102a43;text-align:center;padding:7px;border-radius:7px;text-decoration:none}.receipt-page{background:#fff}.receipt{width:80mm;max-width:80mm;margin:0 auto;padding:4mm;font-family:monospace;font-size:12px}.receipt-logo{max-width:55mm;max-height:18mm;display:block;margin:auto}.center{text-align:center}.rline{display:flex;justify-content:space-between;gap:8px}.no-print{margin-top:12px}.installer{display:grid;place-items:center;min-height:100vh;background:#eef3f7}.installbox{width:min(620px,94%);background:#fff;border-radius:18px;padding:28px;box-shadow:0 12px 40px #0001}.installbox form{display:grid;gap:12px}@media print{body.receipt-page .no-print{display:none!important}.receipt{width:80mm}}@media(max-width:950px){.sidebar{transform:translateX(-100%);transition:.2s;z-index:30}.open .sidebar{transform:translateX(0)}main{margin-left:0;padding:15px}.menu{display:block}.cards{grid-template-columns:repeat(2,1fr)}.grid{grid-template-columns:1fr}.actions{grid-template-columns:repeat(2,1fr)}}@media(max-width:600px){.cards,.formgrid{grid-template-columns:1fr}.actions,.product-list,.rooms{grid-template-columns:1fr}header h1{font-size:21px}.user{display:none}.toolbar{align-items:stretch;flex-direction:column}}
