:root{
  --bg:#f5f7fb; --card:#fff; --ink:#1e2430; --muted:#6b7280;
  --primary:#0a84ff; --primary-ink:#fff; --border:#e5e9f2;
  --radius:14px; --shadow:0 6px 22px rgba(0,0,0,.08);
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Noto Sans JP','Hiragino Sans','Yu Gothic','Meiryo',sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased}
.appbar{position:sticky;top:0;z-index:5;background:#fff;padding:12px 14px;box-shadow:0 1px 8px rgba(0,0,0,.06);display:flex;align-items:center;gap:8px}
.appbar h1{font-size:18px;margin:0}
.chip{display:inline-block;background:#eef6ff;color:#0a84ff;padding:2px 8px;border-radius:999px;font-size:12px}
.container{max-width:860px;margin:0 auto;padding:14px}
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:14px}
.mt{margin-top:14px}
.mt-s{margin-top:8px}
.gutter{gap:10px}
.hint,.subhint{color:var(--muted);font-size:12px}
.footer{text-align:center;color:#7a8498;font-size:12px;padding:20px 6px 40px}

.items{display:flex;flex-direction:column;gap:10px}
.item{display:grid;grid-template-columns:1.3fr 1fr .9fr auto;gap:10px}
@media (max-width:560px){.item{grid-template-columns:1fr 1fr 1fr auto}}

.row{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.row-compact{grid-template-columns:1fr auto;gap:8px}
.field label{display:block;font-size:12px;color:var(--muted);margin-bottom:6px}

select,input[type='text'],textarea{
  width:100%;padding:14px 12px;border:1px solid var(--border);border-radius:12px;background:#fbfcff;
  font-size:16px;line-height:1.4
}
textarea{min-height:132px;resize:vertical}
.textarea-label{display:block;margin-bottom:6px;color:var(--muted);font-size:12px}

.btn{appearance:none;border:0;border-radius:12px;padding:14px 16px;font-size:16px;font-weight:700}
.btn.block{width:100%}
.btn.primary{background:var(--primary);color:var(--primary-ink);box-shadow:0 8px 18px rgba(10,132,255,.32)}
.btn.light{background:#eef2f8;color:#111}
.btn.outline{background:transparent;border:1px solid var(--border);color:#111}
.btn:active{transform:translateY(1px)}

.del{background:#ffe8ea!important;color:#c3002f!important;border:0;border-radius:10px;padding:10px 12px;font-weight:700}

.summary{margin-top:8px;font-size:15px}
.total{margin-top:6px;font-size:20px;font-weight:800}

.table-wrap{overflow:auto}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{border-bottom:1px solid var(--border);padding:8px 6px;text-align:left}
th{color:#6a778f;font-weight:700}

.hidden{display:none!important}
.admin-hint{text-align:right;color:#9aa3b6;font-size:11px;margin-top:6px}

/* 管理者オーバーレイ */
.overlay{position:fixed;inset:0;background:rgba(20,24,30,.55);display:flex;align-items:center;justify-content:center;z-index:9999}
.overlay .box{width:min(92vw,420px);background:#fff;border-radius:16px;box-shadow:0 20px 60px rgba(0,0,0,.25);padding:18px}
.overlay h2{margin:0 0 8px;font-size:18px}
.overlay p{margin:0 0 12px;font-size:13px;color:#555}

/* 右下の隠しタップゾーン */
.tapzone{position:fixed;right:0;bottom:0;width:80px;height:80px;z-index:10;background:transparent}