:root{color-scheme:light;--navy:#122943;--blue:#176ca6;--bg:#f3f6fa;--line:#dce5ee;--text:#203247}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.65 "Yu Gothic","Meiryo",sans-serif}header{background:var(--navy);color:white;padding:20px 32px;border-bottom:4px solid #25a5ad}header small{display:block;color:#bccdde;margin-top:4px}.brand{font-size:23px;font-weight:700;color:white;text-decoration:none}.brand span{color:#67ddd5}.shell{display:flex;max-width:1600px;margin:auto;min-height:85vh}aside{width:235px;flex-shrink:0;background:#fff;padding:25px 18px;border-right:1px solid var(--line)}aside p{font-size:12px;color:#637589}nav a{display:block;padding:10px 12px;margin:3px 0;color:var(--navy);border-radius:6px;text-decoration:none}nav a:hover{background:#e9f3fa}main{padding:30px;min-width:0;flex:1}h1{font-size:28px}h2{font-size:21px;margin:30px 0 15px}h3{font-size:18px}a{color:var(--blue);text-underline-offset:3px}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.card{background:white;border:1px solid var(--line);border-radius:12px;padding:20px;margin-bottom:12px}.card strong{display:block;font-size:28px;color:var(--navy)}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 20px}form{background:#fff;border:1px solid var(--line);padding:20px;border-radius:10px;margin:15px 0}label{display:block;font-size:13px;font-weight:600;margin:0 0 14px}input,textarea,select{display:block;width:100%;max-width:100%;border:1px solid #b8c8d8;border-radius:6px;background:#fff;color:var(--text);font:inherit;padding:10px;margin-top:6px}input:focus,textarea:focus,select:focus{outline:2px solid #36a5c1;outline-offset:1px}textarea{min-height:110px;resize:vertical}.check{display:flex;align-items:center;gap:10px}.check input{width:auto;margin:0}button{background:var(--blue);color:white;border:0;border-radius:7px;padding:11px 20px;cursor:pointer;font:inherit;font-weight:600}button:hover{background:#104e7b}.tablewrap{overflow:auto;border:1px solid var(--line);border-radius:10px;background:white}table{border-collapse:collapse;width:100%;font-size:14px}th,td{text-align:left;padding:12px;border-bottom:1px solid var(--line);vertical-align:top}th{background:#eaf0f6;color:#4b6076;font-size:12px}td small{display:block;color:#718298;margin-top:4px}.late{color:#b63b35;font-weight:bold}.muted,small{color:#6e7d8b}.notice,.error{padding:16px;border-radius:8px;margin:0 0 18px;overflow-wrap:anywhere}.notice{background:#e3f5ee;border:1px solid #aadcca}.error{background:#ffebe8;border:1px solid #eeb8b0}details{background:white;border:1px solid var(--line);border-radius:8px;margin:12px 0;padding:14px}summary{cursor:pointer;font-weight:bold}pre{white-space:pre-wrap;overflow-wrap:anywhere;font-size:12px}.auth{max-width:520px;margin:30px auto}.eyebrow{letter-spacing:3px;font-size:12px;font-weight:bold;color:#168b90}.invoice{background:white;border:1px solid var(--line);padding:40px;max-width:1000px;margin:auto}.file{padding:10px;background:white;border-bottom:1px solid var(--line)}footer{text-align:center;font-size:12px;color:#718298;padding:25px}@media(max-width:900px){aside{width:190px}main{padding:20px}.cards{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:650px){header{padding:16px}.brand{font-size:19px}header small{font-size:10px}.shell{display:block}aside{width:auto;padding:12px;border-right:0}aside nav{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:3px}nav a{font-size:11px;padding:7px 4px}aside form{padding:0;border:0;margin:5px 0}aside strong,aside p{margin:0}main{padding:14px}.grid{grid-template-columns:1fr}.cards{gap:8px}.card{padding:14px}.card strong{font-size:24px}form{padding:14px}.invoice{padding:18px}h1{font-size:24px}input,select,textarea{font-size:16px}}@media print{body{background:#fff;font-size:11px}header,aside,footer,.notice,.error,.noprint{display:none!important}.shell,main{display:block;padding:0;margin:0}.invoice{border:0;padding:0;max-width:none}.grid{grid-template-columns:1fr 1fr}table{font-size:11px}tr{break-inside:avoid}a{color:#000;text-decoration:none}@page{size:A4;margin:15mm}}