:root{--bg:#f6f7fb;--fg:#111;--muted:#667;--accent:#0f2350;--line:#d7dbe6;--ok:#167a3a;--warn:#b3261e;--card:#fff}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.5 -apple-system,"Hiragino Sans","Noto Sans JP","Yu Gothic",sans-serif}
.top{position:relative;z-index:5;display:flex;justify-content:space-between;align-items:center;gap:8px;padding:10px 14px;background:var(--accent);color:#fff}
.top a{color:#fff;text-decoration:none}.brand{font-weight:700}.brand small{display:block;font-weight:400;font-size:11px;opacity:.8}
#who{font-size:12px;opacity:.9;text-align:right}
main{max-width:760px;margin:0 auto;padding:14px}
h1{font-size:20px;margin:6px 0 12px}h2{font-size:17px;margin:20px 0 8px;border-bottom:2px solid var(--accent);padding-bottom:4px}h3{font-size:15px;margin:14px 0 6px}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px;margin:10px 0}
label{display:block;font-size:13px;color:var(--muted);margin:8px 0 2px}
input,select,textarea{font:inherit;font-size:16px;width:100%;max-width:100%;min-width:0;padding:9px 10px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--fg);margin:0}
input:not([type=checkbox]),select{height:44px;line-height:1.2}
input[type=date],input[type=time]{-webkit-appearance:none;appearance:none;display:block;text-align:left}input::-webkit-date-and-time-value{text-align:left}
.row label,.grid3 label{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
textarea{min-height:90px}
button,.btn{font:inherit;font-size:15px;border:0;border-radius:8px;padding:10px 14px;background:var(--accent);color:#fff;cursor:pointer;text-decoration:none;display:inline-block}
button.sub,.btn.sub{background:#e7eaf3;color:var(--accent)}button.danger{background:#fbe9e7;color:var(--warn)}button.sm{padding:6px 10px;font-size:13px}
.row{display:flex;gap:8px;align-items:end;flex-wrap:wrap}.row>*{flex:1;min-width:0}.row>.nf{flex:0 0 auto}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
.list{list-style:none;padding:0;margin:0}.list li{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:10px 4px;border-bottom:1px solid var(--line)}
.list li a{color:var(--fg);text-decoration:none;flex:1}.muted{color:var(--muted);font-size:13px}
.tabs{display:flex;gap:4px;overflow-x:auto;margin:0 -14px 10px;padding:8px 14px;position:sticky;top:0;background:var(--bg);z-index:4;border-bottom:1px solid var(--line);scrollbar-width:none}.tabs::-webkit-scrollbar{display:none}
.tabs button{flex:0 0 auto;background:#e7eaf3;color:var(--accent);border-radius:20px;padding:8px 13px;font-size:14px}.tabs button[aria-current=true]{background:var(--accent);color:#fff}
table{border-collapse:collapse;width:100%;font-size:14px}th,td{border-bottom:1px solid var(--line);padding:6px 4px;text-align:left}th{font-size:12px;color:var(--muted);font-weight:600}
td.num,th.num{text-align:center}
.pl{display:grid;grid-template-columns:24px 2.2em minmax(0,1fr) 4.8em;gap:6px;align-items:center;padding:6px 0;border-bottom:1px solid var(--line)}
.pl input[type=checkbox]{width:22px;height:22px}.pl select{padding:6px}
.counter{display:grid;grid-template-columns:3.2em repeat(4,1fr);gap:6px;align-items:center;text-align:center}
.counter b{font-size:20px}.counter .c{display:flex;flex-direction:column;gap:4px;align-items:center}.counter button{width:100%;padding:12px 0;font-size:18px}
.msg{padding:8px 10px;border-radius:8px;margin:8px 0;font-size:14px}.msg.err{background:#fbe9e7;color:var(--warn)}.msg.ok{background:#e6f4ea;color:var(--ok)}
dialog{border:0;border-radius:12px;padding:0;width:min(520px,94vw)}dialog form{padding:16px}dialog::backdrop{background:rgba(0,0,0,.4)}
.preview img{width:100%;border:1px solid var(--line);background:#fff}
.foot{max-width:760px;margin:20px auto 40px;padding:0 14px;font-size:12px;color:var(--muted)}
.save{font-size:12px;color:var(--muted);margin-left:6px;white-space:nowrap;display:inline-block}