:root{
  --ink:#1D201D;--paper:#F2EDDF;--cream:#FAF7EF;--jade:#24483E;--jade-l:#3B6B5C;--jade-xl:#E4EFE9;--red:#9D2F24;--gold:#C9A24B;
  --line:#D9D2C0;--muted:#6B6F66;--ok:#2E7D4F;--warn:#B8860B;--card:#fff;--blue:#2d4f8a;
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%}
body{font-family:"Noto Sans JP","Hiragino Sans",system-ui,sans-serif;background:var(--paper);color:var(--ink);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:16px;padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink);max-width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid var(--jade-l);outline-offset:1px}
a{color:var(--jade)}
h1,h2,h3{color:var(--jade);margin:0 0 10px;font-weight:700}
h2{font-size:18px}h3{font-size:16px}
.muted{color:var(--muted);font-size:13px}
.small{font-size:13px}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.between{justify-content:space-between}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px;margin-bottom:16px}
.btn{border:1px solid var(--line);background:#fff;border-radius:10px;padding:9px 16px;font-size:15px;color:var(--ink);text-decoration:none;display:inline-block;line-height:1.3}
.btn:hover{background:var(--cream)}
.btn.primary{background:var(--jade);color:#fff;border-color:var(--jade)}
.btn.primary:hover{background:var(--jade-l)}
.btn.danger{color:var(--red);border-color:#e3b9b3}
.btn.sm{padding:5px 10px;font-size:13px;border-radius:8px}
.btn.lg{padding:14px 22px;font-size:18px;border-radius:14px}
.btn:disabled{opacity:.45;cursor:not-allowed}
.badge{display:inline-block;font-size:11px;padding:1px 8px;border-radius:999px;background:var(--paper);color:var(--muted);margin-left:4px;vertical-align:middle;white-space:nowrap}
.badge.red{background:#F6E1DE;color:var(--red)}.badge.green{background:var(--jade-xl);color:var(--ok)}.badge.gold{background:#FBF1D5;color:#7a5a00}.badge.blue{background:#E8EEF8;color:var(--blue)}
.err{color:var(--red);font-size:14px;min-height:20px}
.ok{color:var(--ok)}
label.f{display:block;font-size:13px;color:var(--muted);margin:10px 0 4px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}
.grid3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:0 16px}
table{width:100%;border-collapse:collapse;font-size:14px;font-variant-numeric:tabular-nums}
th,td{padding:7px 8px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap;vertical-align:top}
th{background:var(--cream);font-weight:500;color:var(--muted);font-size:12px}
td.n,th.n{text-align:right}
tr.total td{font-weight:700;background:var(--cream)}
tr.warn td{background:#FFF7E6}
tr.holiday td:first-child{color:var(--red)}
.tbl{overflow-x:auto}
.clickable{cursor:pointer;text-decoration:underline dotted;text-underline-offset:3px}
.clickable:hover{color:var(--jade)}
.overlay{position:fixed;inset:0;background:rgba(29,32,29,.55);display:none;align-items:center;justify-content:center;z-index:50;padding:16px}
.overlay.show{display:flex}
.modal{background:#fff;border-radius:18px;width:100%;max-width:480px;padding:22px;box-shadow:0 20px 60px rgba(0,0,0,.3);max-height:92vh;overflow:auto}
.modal.wide{max-width:720px}
.modal h3{font-size:19px;margin-bottom:8px}
.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%);background:var(--ink);color:#fff;padding:13px 24px;border-radius:999px;font-size:16px;opacity:0;transition:opacity .2s;z-index:100;pointer-events:none;max-width:92vw;text-align:center}
.toast.show{opacity:1}
.toast.error{background:var(--red)}
.toast.success{background:var(--ok)}
.empty{padding:28px;text-align:center;color:var(--muted)}
.spinner{display:inline-block;width:18px;height:18px;border:3px solid var(--line);border-top-color:var(--jade);border-radius:50%;animation:spin .8s linear infinite;vertical-align:middle}
@keyframes spin{to{transform:rotate(360deg)}}
.hidden{display:none !important}
@media (max-width:640px){.grid2,.grid3{grid-template-columns:1fr}.card{padding:12px}}