:root{font-family:Arial,Helvetica,sans-serif;color:#24364b;background:#f4f6fa}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}.shell{display:grid;grid-template-columns:245px 1fr;min-height:100vh}.sidebar{background:#172b41;color:white;padding:28px 18px}.brand{font-size:20px;font-weight:800;margin-bottom:6px}.muted{color:#75869b;font-size:13px}.sidebar .muted{color:#b3c3d5}.nav{display:block;padding:11px 14px;border-radius:9px;margin-top:5px;color:#d5e0ec}.nav.active,.nav:hover{background:#304963;color:#fff}.main{padding:30px;max-width:1450px;width:100%}.top{display:flex;justify-content:space-between;align-items:center;gap:15px;flex-wrap:wrap}.card{background:white;border:1px solid #e3e8f0;border-radius:15px;padding:22px;margin-top:18px;box-shadow:0 2px 10px #172b4108}.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:15px;gap:15px}.stat{font-size:28px;font-weight:750;margin-top:10px}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.btn{background:#274c70;color:white;border:0;padding:11px 16px;border-radius:9px}.btn.secondary{background:#eaf0f6;color:#274c70}input,select,textarea{border:1px solid #d2dbe6;border-radius:8px;padding:10px;background:white;max-width:100%}.form{display:flex;gap:10px;flex-wrap:wrap;margin:16px 0}.form input{min-width:170px}.tablewrap{overflow:auto}table{width:100%;border-collapse:collapse;text-align:left}td,th{padding:12px;border-bottom:1px solid #edf0f4;font-size:14px}th{color:#65758a}h1{font-size:27px;margin:0}h2{font-size:18px;margin:0 0 12px}.login{max-width:420px;margin:12vh auto;padding:30px}.login input{width:100%;margin:8px 0}.notice{padding:12px;border-radius:8px;background:#f0f4fa;margin-top:12px}.error{color:#a32e2e}.mobilebrand{display:none}@media(max-width:850px){.shell{display:block}.sidebar{padding:16px}.sidebar nav{display:flex;overflow:auto}.nav{white-space:nowrap}.main{padding:18px}.stats{grid-template-columns:repeat(2,minmax(0,1fr))}}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #4c9fdb;outline-offset:2px}button:disabled{cursor:not-allowed;opacity:.55}.sidebar nav{max-height:calc(100vh - 165px);overflow-y:auto;scrollbar-width:thin}.form label{display:flex;flex-direction:column;gap:5px;min-width:185px;flex:1 1 210px}.form textarea{min-height:90px;resize:vertical}.tablewrap{max-width:100%;border-radius:8px}.tablewrap th{white-space:nowrap}@media(max-width:850px){.sidebar nav{max-height:none;overflow-x:auto;overflow-y:hidden;padding-bottom:8px}.nav{flex:0 0 auto}.main{padding:14px}.card{padding:16px}.stats{gap:8px}.stat{font-size:23px}.row input[type=number]{width:140px}}@media(max-width:480px){.stats{grid-template-columns:repeat(2,minmax(0,1fr))}.top h1{font-size:22px}.form label{flex-basis:100%}.btn{min-height:42px}}.receipt-page{max-width:850px;margin:24px auto;padding:16px}.receipt-actions{display:flex;align-items:center;justify-content:space-between;gap:12px}.receipt-document{margin-top:24px;padding:42px;background:#fff;border:1px solid #d9e2ed;border-radius:12px}.receipt-document h1{font-size:32px;margin:12px 0 25px}.receipt-document h2{font-size:21px}.receipt-document dl{display:grid;grid-template-columns:minmax(120px,190px) 1fr;grid-gap:14px 20px;gap:14px 20px;margin:32px 0}.receipt-document dt{color:#62758a}.receipt-document dd{margin:0;overflow-wrap:anywhere}.receipt-amount{font-size:24px;font-weight:700}.receipt-document .muted{margin-top:28px}@media(max-width:600px){.receipt-document{padding:20px}.receipt-document dl{grid-template-columns:1fr;gap:5px}.receipt-document dd{margin-bottom:12px}}@media print{@page{size:A4;margin:18mm}body{background:#fff;color:#111}.receipt-page{max-width:none;margin:0;padding:0}.receipt-actions{display:none}.receipt-document{margin:0;border:0;border-radius:0;padding:0;box-shadow:none}.receipt-document .muted{color:#555}.receipt-document h1{font-size:28px}}