:root{--ink:#17202b;--muted:#718096;--line:#e7ebf0;--blue:#2457d6;--navy:#172a46;--paper:#fff;--bg:#f6f8fb;--red:#d94a4a}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:'Noto Sans JP',sans-serif;font-size:14px}button,input{font:inherit}[v-cloak]{display:none}.sidebar{position:fixed;inset:0 auto 0 0;width:236px;background:var(--navy);color:#dce5f5;padding:29px 22px;display:flex;flex-direction:column}.brand{font:bold 23px 'DM Mono',monospace;letter-spacing:1px;color:#fff;display:flex;gap:10px;align-items:center}.brand-mark{display:grid;place-items:center;width:27px;height:27px;color:var(--navy);background:#fff;font-size:17px}.company{margin:30px 10px 38px;color:#93a6c3;font-size:11px;line-height:1.75}.company strong{font-size:13px;color:#e8effa;font-weight:500}nav{display:grid;gap:7px}nav a{color:#aebed6;padding:12px 14px;text-decoration:none;border-radius:5px}nav a span{font-size:18px;margin-right:10px}nav a.active{background:#284267;color:#fff}.sidebar-bottom{margin-top:auto;padding:15px 10px;border-top:1px solid #344a69;color:#dbe5f2;font-size:11px;line-height:2}.sidebar-bottom small{color:#8396b4}.status-dot{display:inline-block;width:7px;height:7px;background:#66d6a0;border-radius:50%;margin-right:6px}main{margin-left:236px;padding:42px 52px;max-width:1540px}header{display:flex;justify-content:space-between;align-items:center;margin-bottom:34px}.eyebrow{font:500 10px 'DM Mono',monospace;letter-spacing:1.5px;color:var(--blue);margin:0 0 8px}h1,h2,p{margin:0}h1{font-size:28px;letter-spacing:.04em}h2{font-size:17px}.header-actions{display:flex;gap:9px}.button{border:0;border-radius:5px;padding:10px 15px;cursor:pointer;font-size:12px;font-weight:600;transition:.15s}.button:hover,.month-nav:hover,.icon-button:hover{transform:translateY(-1px)}.button.dark{background:var(--navy);color:white}.button.secondary{border:1px solid #ced6e0;background:white;color:#34465e}.month-bar{display:flex;align-items:center;gap:8px;margin-bottom:22px}.month-nav-row,.month-actions{display:contents}.month-bar input{border:1px solid var(--line);border-radius:4px;background:white;padding:9px 10px;color:var(--ink);font-family:'DM Mono',monospace}.month-nav{width:33px;height:33px;border:1px solid var(--line);background:#fff;border-radius:4px;font-size:22px;color:#4a5a70;cursor:pointer}.month-label{font-size:12px;color:var(--muted);margin-left:7px}.button.add{margin-left:auto;background:var(--blue);color:white;padding:10px 17px}.summary-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:24px}.summary-grid article{background:var(--paper);border:1px solid var(--line);border-radius:6px;padding:19px 20px;min-height:116px}.summary-grid p{font-size:12px;color:var(--muted);margin-bottom:14px}.summary-grid strong{display:block;font:500 25px 'DM Mono',monospace;letter-spacing:-1px}.summary-grid small{display:block;margin-top:8px;color:#9aa5b4;font-size:11px}.summary-grid .alert strong{color:var(--red)}.summary-grid .alert small{color:var(--red)}.table-card{background:#fff;border:1px solid var(--line);border-radius:7px;overflow:hidden}.table-head{padding:20px 23px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.table-head p{font-size:11px;color:var(--muted);margin-top:5px}.count{font:12px 'DM Mono',monospace;color:#718096;background:#f0f3f7;padding:5px 8px;border-radius:20px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;min-width:820px}th{text-align:left;background:#fafbfd;color:#7a8799;font-size:10px;letter-spacing:.08em;font-weight:600;padding:12px 15px;border-bottom:1px solid var(--line)}td{padding:15px;border-bottom:1px solid #eef1f4;font-size:13px}tbody tr:last-child td{border:0}.date{font-weight:600}.mono{font-family:'DM Mono',monospace;font-size:12px}.strong{font-weight:500}.note{color:#65758a;font-size:12px}.sat{color:#3973c8}.sun{color:#d05b5b}.icon-button{border:0;background:transparent;font-size:20px;color:#718096;cursor:pointer}.empty{text-align:center;color:#93a0af;padding:42px}.table-foot{display:flex;justify-content:space-between;padding:13px 20px;background:#fafbfd;color:#8a96a5;font-size:10px}.table-foot strong{color:#536277;font-size:12px}.modal-backdrop{position:fixed;inset:0;background:#12223b88;display:grid;place-items:center;padding:20px;z-index:3}.modal{width:min(580px,100%);background:#fff;border-radius:8px;padding:26px;box-shadow:0 20px 60px #10203b45}.modal-title{display:flex;justify-content:space-between;align-items:start;margin-bottom:24px}.close{border:0;background:transparent;font-size:28px;line-height:20px;color:#64748b;cursor:pointer}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-grid label{display:grid;gap:7px;font-size:12px;font-weight:600;color:#4c5b6d}.form-grid input{height:39px;border:1px solid #d8e0e8;border-radius:4px;padding:0 10px;color:#17202b;background:white}.wide{grid-column:span 2}.calculation{margin-top:18px;padding:12px;background:#f2f6ff;border-radius:4px;color:#536277;font-size:12px}.calculation strong{font-family:'DM Mono',monospace;color:var(--blue);font-size:15px}.modal-actions{margin-top:25px;display:grid;grid-template-columns:auto 1fr auto auto;gap:8px}.delete{border:0;background:transparent;color:var(--red);font-size:12px;cursor:pointer}.toast{position:fixed;right:30px;bottom:28px;background:#172a46;color:#fff;padding:13px 17px;border-radius:5px;font-size:12px;box-shadow:0 5px 18px #172a4640;z-index:5}@media(max-width:900px){.sidebar{display:none}main{margin:0;padding:25px 20px}.summary-grid{grid-template-columns:1fr 1fr}header{align-items:flex-start;gap:15px;flex-direction:column}.header-actions{width:100%;flex-wrap:wrap}}@media(max-width:520px){.summary-grid{grid-template-columns:1fr}.month-label{display:none}.form-grid{grid-template-columns:1fr}.wide{grid-column:auto}.modal-actions{grid-template-columns:1fr 1fr}.modal-actions span{display:none}.delete{grid-column:span 2;text-align:left}.header-actions .button{flex:1}.table-foot span{display:none}}