:root{--ink:#1f2a33;--sub:#5b6770;--line:#d9dee2;--bg:#f6f4ef;--card:#fff;--accent:#9b2c2c;--blue:#2b4a6f;--ok:#2f6f4f}
*{box-sizing:border-box}
html,body{overflow-x:hidden}
img,canvas,table{max-width:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.75 "Hiragino Sans","Noto Sans JP",sans-serif}
.bar{display:flex;gap:12px;align-items:center;padding:10px 16px;background:var(--ink);color:#fff;position:sticky;top:0;z-index:5}
.bar .logo{color:#fff;text-decoration:none;font-weight:700;letter-spacing:.2em}
main{max-width:860px;margin:0 auto;padding:20px 16px 60px}
.foot{text-align:center;color:var(--sub);font-size:13px;padding:24px 16px}
h1{font-size:22px;margin:8px 0 16px}
h2{font-size:18px;margin:28px 0 10px;padding-left:10px;border-left:4px solid var(--accent)}
h3{font-size:16px;margin:18px 0 6px}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px 16px;margin:14px 0}
fieldset{min-width:0;border:1px solid var(--line);border-radius:10px;background:var(--card);margin:16px 0;padding:14px 16px}
legend{font-weight:700;padding:0 6px}
label{display:block;margin:10px 0 2px;font-weight:600;font-size:14px}
label .req{color:var(--accent);font-size:12px;margin-left:4px}
input[type=text],input[type=email],input[type=tel],input[type=date],input[type=number],input[type=password],select,textarea{width:100%;padding:10px;border:1px solid #b9c1c7;border-radius:8px;font-size:16px;background:#fff}
.row{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}
@media(max-width:560px){.row{grid-template-columns:1fr}}
.check{display:flex;gap:8px;align-items:flex-start;font-weight:400;margin:8px 0}
.check input{margin-top:6px;width:20px;height:20px;flex:none}
.hint{color:var(--sub);font-size:13px;margin:2px 0}
.btn{display:inline-block;border:0;border-radius:8px;padding:12px 22px;font-size:16px;font-weight:700;background:var(--accent);color:#fff;cursor:pointer;text-decoration:none}
.btn.sub{background:#fff;color:var(--ink);border:1px solid #b9c1c7}
.btn.blue{background:var(--blue)}
.btn:disabled{opacity:.5}
.err{background:#fdecec;border:1px solid #e5a3a3;color:#8a1f1f;border-radius:8px;padding:10px 14px;margin:12px 0}
.ok{background:#eaf5ee;border:1px solid #9fcbb0;color:#1f4d35;border-radius:8px;padding:10px 14px;margin:12px 0}
table{border-collapse:collapse;width:100%}
.kv th,.kv td,.grid th,.grid td{border:1px solid var(--line);padding:7px 10px;vertical-align:top;text-align:left;font-size:14px}
.kv th{width:32%;background:#f3f1ec;font-weight:600}
.kv .num{text-align:right;white-space:nowrap}
.kv .sum th,.kv .sum td{font-weight:700;background:#efe9de}
.grid th{background:#f3f1ec}
.doc{background:#fff;border:1px solid var(--line);border-radius:10px;padding:22px 20px;margin:16px 0;font-size:14.5px}
.doc h1{text-align:center}
.doc ol{padding-left:1.6em}
.doc ol.paren{list-style:none;counter-reset:p;padding-left:1.4em}
.doc ol.paren>li{counter-increment:p}
.doc ol.paren>li::before{content:"(" counter(p) ") "}
.doc ol.kanji{list-style:cjk-ideographic}
.doc .small,.small{font-size:12.5px;color:var(--sub)}
.badge{background:var(--accent);color:#fff;font-size:11px;border-radius:4px;padding:1px 6px;vertical-align:middle}
.sigbox{margin-top:8px;min-height:40px}
.sigbox img{max-width:260px;height:auto;border-bottom:1px solid #999}
.sigmeta{font-size:12px;color:var(--sub)}
.scrollbox{max-height:60vh;overflow:auto;border:1px solid var(--line);border-radius:10px}
.scrollbox .doc{border:0;margin:0}
canvas.sig{width:100%;height:180px;border:2px dashed #b9c1c7;border-radius:8px;background:#fff;touch-action:none}
.status{display:inline-block;font-size:12px;border-radius:12px;padding:1px 10px;background:#e5e9ec}
.status.s-concluded{background:#cfe8d9}.status.s-tenant_signed{background:#fde7b5}.status.s-sent{background:#dbe6f4}.status.s-rejected,.status.s-cancelled{background:#eee;color:#888}
.list td,.list th{border-bottom:1px solid var(--line);padding:8px 6px;font-size:14px;text-align:left}
.audit td,.audit th{border:1px solid var(--line);padding:4px 8px;font-size:12px;word-break:break-all}
@media print{.bar,.foot,.noprint{display:none!important}body{background:#fff}main{padding:0}.doc{border:0;padding:0}}