:root{--bg: #f4f5f7;--card: #ffffff;--line: #e2e5ea;--text: #1f2430;--muted: #6b7280;--primary: #2563eb;--danger: #dc2626;font-family:system-ui,-apple-system,Segoe UI,Hiragino Kaku Gothic ProN,Yu Gothic,Meiryo,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-size:14px}.flex{flex:1}.muted{color:var(--muted)}.small{font-size:12px}.center{display:grid;place-items:center;min-height:100vh;color:var(--muted)}button{border:1px solid var(--primary);background:var(--primary);color:#fff;padding:7px 14px;border-radius:7px;font-size:14px;cursor:pointer;touch-action:manipulation}button:disabled{opacity:.55;cursor:default}button.ghost{background:#fff;color:var(--text);border-color:var(--line)}button.danger{background:var(--danger);border-color:var(--danger)}button.link{background:none;border:none;color:var(--primary);padding:2px 6px}button.link.danger{color:var(--danger)}input,select,textarea{width:100%;padding:8px 10px;border:1px solid var(--line);border-radius:7px;font-size:16px;background:#fff;font-family:inherit}input:disabled,select:disabled,textarea:disabled{background:#f1f2f4;color:#4b5563}label{display:block;margin:10px 0;font-size:13px;color:var(--muted)}label input,label select,label textarea{margin-top:4px}.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px}.error{background:#fef2f2;color:var(--danger);border:1px solid #fecaca;padding:8px 10px;border-radius:7px;font-size:13px;margin:8px 0}.sys-banner{display:flex;align-items:flex-start;gap:10px;background:#fef2f2;border:2px solid var(--danger);border-left-width:6px;border-radius:8px;padding:10px 12px;margin-bottom:12px}.sys-banner-text{flex:1;color:var(--danger);font-weight:700;font-size:14px;line-height:1.6}.sys-banner-close{background:none;border:none;color:var(--danger);font-size:20px;line-height:1;padding:0 4px;min-height:auto;cursor:pointer}.login-wrap{display:grid;place-items:center;min-height:100vh;min-height:100svh;padding:6vh 16px 18vh}.login-card{width:320px}.login-card h1{margin:0;font-size:20px}.login-card button{width:100%;margin-top:8px}.app{min-height:100vh}.topbar{display:flex;align-items:center;gap:12px;padding:10px 16px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}.brand{display:flex;flex-direction:column;line-height:1.15}.brand strong{font-size:15px;letter-spacing:.08em}.brand-sub{font-size:11px}main{max-width:1100px;margin:0 auto;padding:16px}.calendar-wrap .toolbar{display:flex;align-items:center;gap:12px;margin-bottom:12px}.calendar-wrap h2{margin:0;font-size:17px}.legend{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;margin-bottom:12px;font-size:13px;color:var(--muted)}.legend-label{font-weight:600}.legend-item{display:inline-flex;align-items:center;gap:6px}.legend-dot{width:12px;height:12px;border-radius:0;display:inline-block}.card.unconfirmed{margin:16px 0}.unconfirmed-title{margin:0 0 10px;font-size:15px}.unconfirmed-list{list-style:none;margin:0;padding:0}.unconfirmed-item{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:10px 6px;border-top:1px solid var(--line);cursor:pointer}.unconfirmed-item:hover{background:#f7f9fc}.unconfirmed-item .uc-date{font-weight:600;white-space:nowrap}.unconfirmed-item .uc-route{color:var(--muted)}.badge{color:#fff;border-radius:999px;padding:2px 10px;font-size:12px;white-space:nowrap}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;height:100vh;height:100dvh;background:#0f141e73;display:grid;place-items:start center;padding:40px 16px;overflow:hidden;z-index:50}.modal{width:480px;max-width:100%;max-height:90vh;max-height:90dvh;overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain}.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:4px}.modal-head h3{margin:0;font-size:16px}.modal-actions{display:flex;align-items:center;gap:8px;margin-top:16px}fieldset{border:1px solid var(--line);border-radius:9px;margin:12px 0 0;padding:4px 12px 12px}legend{font-size:12px;color:var(--muted);padding:0 6px}.field-row{display:flex;gap:10px}.field-row>label,.field-row>select{flex:1;min-width:0}.field{margin:12px 0}.field-head{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--muted);margin-bottom:6px}.row{display:flex;gap:6px;align-items:center;margin-bottom:6px}.history{margin-top:14px;border-top:1px solid var(--line);padding-top:10px}.history summary{cursor:pointer;font-size:13px;color:var(--muted)}.history ul{margin:8px 0 0;padding-left:18px;font-size:13px}.history li{margin-bottom:6px}.history .diff{padding-left:14px;font-size:12px;color:var(--muted)}.bell{position:relative}.bell-btn{font-size:16px;padding:5px 9px;position:relative}.bell-btn .dot{position:absolute;top:-4px;right:-4px;background:var(--danger);color:#fff;border-radius:999px;font-size:10px;min-width:16px;height:16px;display:grid;place-items:center;padding:0 3px}.bell-panel{position:absolute;right:0;top:42px;width:300px;max-height:60vh;overflow:auto;z-index:40}.bell-panel ul{list-style:none;margin:8px 0 0;padding:0}.bell-panel li{padding:8px 4px;border-top:1px solid var(--line);font-size:13px}.bell-panel li.unread{background:#eff6ff}.fc .fc-toolbar-title{font-size:16px}.fc .fc-button{background:#fff;border:1px solid var(--line);color:var(--text);text-transform:none}.fc .fc-button-primary:not(:disabled).fc-button-active{background:var(--primary);border-color:var(--primary);color:#fff}.fc-event{cursor:pointer;font-size:12px}.fc .fc-list-event{cursor:pointer}.fc .fc-daygrid-event-dot,.fc .fc-list-event-dot{border-radius:0}.fc .fc-col-header-cell.fc-day-sat .fc-col-header-cell-cushion,.fc .fc-daygrid-day.fc-day-sat .fc-daygrid-day-number,.fc .fc-list-day.fc-day-sat .fc-list-day-text,.fc .fc-list-day.fc-day-sat .fc-list-day-side-text{color:#2563eb}.fc .fc-col-header-cell.fc-day-sun .fc-col-header-cell-cushion,.fc .fc-daygrid-day.fc-day-sun .fc-daygrid-day-number,.fc .fc-list-day.fc-day-sun .fc-list-day-text,.fc .fc-list-day.fc-day-sun .fc-list-day-side-text,.fc .fc-daygrid-day.is-holiday .fc-daygrid-day-number,.fc .fc-col-header-cell.is-holiday .fc-col-header-cell-cushion,.fc .fc-list-day.is-holiday .fc-list-day-text,.fc .fc-list-day.is-holiday .fc-list-day-side-text{color:#dc2626}@media (max-width: 640px){main{padding:8px}input[type=datetime-local]{-webkit-appearance:none;-moz-appearance:none;appearance:none;box-sizing:border-box;text-align:left}.topbar{gap:8px;padding:8px 10px;flex-wrap:wrap}.topbar .small{order:5;width:100%;text-align:right}.card{padding:10px;border-radius:10px}.calendar-wrap .toolbar{flex-wrap:wrap;gap:8px}.calendar-wrap .toolbar h2{font-size:16px}.calendar-wrap .toolbar>button{width:100%}.fc .fc-toolbar.fc-header-toolbar{flex-direction:column;align-items:stretch;gap:6px;margin-bottom:10px}.fc .fc-toolbar-chunk{display:flex;justify-content:center}.fc .fc-toolbar-title{font-size:15px}.fc .fc-button{padding:6px 10px;font-size:13px}.fc .fc-list-event-title,.fc .fc-list-event-time{font-size:13px}.modal-backdrop{padding:10px}.modal{width:100%}.modal-actions{flex-wrap:wrap}.modal-actions .flex{display:none}.modal-actions button{flex:1 1 44%}.bell-panel{position:fixed;left:8px;right:8px;top:56px;width:auto}button,input,select,textarea{min-height:42px}}