:root{--navy:#1a2e4a;--teal:#0d9488;--teal-lt:#ccfbf1;--white:#fff;--off:#f8fafc;--gray1:#f1f5f9;--gray2:#94a3b8;--gray3:#64748b;--dark:#1e293b;--amber:#f59e0b;--amber-lt:#fef3c7;--red:#dc2626;--red-lt:#fee2e2;--green:#16a34a;--green-lt:#dcfce7;--border:#e2e8f0}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--off);color:var(--dark);font-family:Hiragino Kaku Gothic ProN,Meiryo,sans-serif;font-size:17px}#login-screen{background:linear-gradient(135deg,var(--navy) 0%,#0f4c75 100%);justify-content:center;align-items:center;min-height:100vh;display:flex}.login-box{background:#fff;border-radius:16px;width:400px;padding:40px 36px;box-shadow:0 20px 60px #0000004d}.login-logo{text-align:center;margin-bottom:28px}.login-logo h1{color:var(--gray3);margin-bottom:4px;font-size:13px;font-weight:400}.login-logo h2{color:var(--navy);font-size:18px;font-weight:700}.login-logo .logo-icon{margin-bottom:8px;font-size:40px}.login-group{margin-bottom:16px}.login-label{color:var(--gray3);margin-bottom:6px;font-size:12px;font-weight:600;display:block}.login-input{border:1.5px solid var(--border);border-radius:8px;width:100%;padding:10px 14px;font-size:14px;transition:border .15s}.login-input:focus{border-color:var(--teal);outline:none}.login-btn{background:var(--teal);color:#fff;cursor:pointer;border:none;border-radius:8px;width:100%;margin-top:8px;padding:12px;font-size:15px;font-weight:600;transition:background .15s}.login-btn:hover{background:#0f766e}.login-error{color:var(--red);text-align:center;margin-top:8px;font-size:12px;display:none}.login-accounts{border-top:1px solid var(--border);margin-top:24px;padding-top:16px}.login-accounts p{color:var(--gray3);margin-bottom:8px;font-size:12px}.login-chip{background:var(--gray1);color:var(--gray3);cursor:pointer;border-radius:4px;margin:2px;padding:4px 10px;font-size:11px;display:inline-block}.login-chip:hover{background:var(--border)}#app-screen{display:none}.app{min-height:100vh;display:flex}.sidebar{background:var(--navy);color:#fff;flex-direction:column;flex-shrink:0;width:220px;display:flex}.sidebar-logo{border-bottom:1px solid #ffffff1a;padding:20px 16px 16px}.sidebar-logo h1{color:#ffffff80;margin-bottom:4px;font-size:11px;font-weight:400}.sidebar-logo h2{color:#fff;font-size:13px;font-weight:600;line-height:1.3}.sidebar-user{border-bottom:1px solid #ffffff1a;align-items:center;gap:8px;padding:12px 16px;display:flex}.user-avatar{background:var(--teal);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:12px;font-weight:700;display:flex}.user-info{flex:1;min-width:0}.user-name{color:#fff;white-space:nowrap;text-overflow:ellipsis;font-size:12px;font-weight:600;overflow:hidden}.user-role{color:#ffffff80;font-size:10px}.logout-btn{color:#fff6;cursor:pointer;border-radius:3px;padding:2px 6px;font-size:10px}.logout-btn:hover{color:#fff;background:#ffffff1a}.sidebar-nav{flex:1;padding:12px 0}.nav-item{cursor:pointer;color:#ffffffb3;align-items:center;gap:10px;padding:12px 16px;font-size:15px;transition:all .15s;display:flex;position:relative}.nav-item:hover{color:#fff;background:#ffffff0d}.nav-item.active{color:#fff;border-right:3px solid var(--teal);background:#0d94884d}.nav-item.hidden-nav{display:none}.nav-badge{background:var(--red);color:#fff;border-radius:9px;margin-left:auto;padding:1px 6px;font-size:10px}.nav-icon{text-align:center;width:20px;font-size:16px}.main{flex-direction:column;flex:1;display:flex;overflow:hidden}.topbar{border-bottom:1px solid var(--border);background:#fff;justify-content:space-between;align-items:center;padding:12px 20px;display:flex}.topbar-title{color:var(--navy);font-size:16px;font-weight:600}.topbar-actions{gap:8px;display:flex}.content{flex:1;padding:20px;overflow-y:auto}.btn{cursor:pointer;border:none;border-radius:6px;align-items:center;gap:6px;padding:9px 18px;font-size:14px;font-weight:500;transition:all .15s;display:inline-flex}.btn-primary{background:var(--teal);color:#fff}.btn-primary:hover{background:#0f766e}.btn-secondary{color:var(--dark);border:1px solid var(--border);background:#fff}.btn-secondary:hover{background:var(--gray1)}.btn-danger{background:var(--red);color:#fff}.btn-sm{padding:5px 12px;font-size:12px}.stats-grid{grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:20px;display:grid}.stat-card{border:1px solid var(--border);background:#fff;border-radius:10px;padding:16px}.stat-label{color:var(--gray3);margin-bottom:6px;font-size:13px}.stat-value{color:var(--navy);font-size:24px;font-weight:700}.stat-sub{color:var(--gray2);margin-top:4px;font-size:11px}.alert{border-radius:8px;align-items:center;gap:10px;margin-bottom:16px;padding:13px 16px;font-size:14px;display:flex}.alert-red{background:var(--red-lt);color:#991b1b;border:1px solid #fca5a5}.alert-amber{background:var(--amber-lt);color:#92400e;border:1px solid #fcd34d}.alert-green{background:var(--green-lt);color:#14532d;border:1px solid #86efac}.card{border:1px solid var(--border);background:#fff;border-radius:10px;margin-bottom:16px;overflow:hidden}.card-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:14px 16px;display:flex}.card-title{color:var(--navy);font-size:14px;font-weight:600}.filters{border-bottom:1px solid var(--border);flex-wrap:wrap;gap:8px;padding:12px 16px;display:flex}.filter-select{border:1px solid var(--border);color:var(--dark);background:#fff;border-radius:6px;padding:7px 12px;font-size:14px}.search-input{border:1px solid var(--border);border-radius:6px;width:220px;padding:7px 12px;font-size:14px}table{border-collapse:collapse;width:100%}thead{background:var(--gray1)}th{text-align:left;color:var(--gray3);white-space:nowrap;padding:11px 16px;font-size:13px;font-weight:600}td{border-bottom:1px solid var(--border);vertical-align:middle;padding:13px 16px;font-size:16px}tr:hover td{cursor:pointer;background:#f8fafc}.badge{white-space:nowrap;border-radius:4px;padding:4px 10px;font-size:13px;font-weight:600;display:inline-block}.badge-A{color:#1d4ed8;background:#eff6ff}.badge-B{color:#15803d;background:#f0fdf4}.badge-C{color:#92400e;background:#fef3c7}.badge-paid{background:var(--green-lt);color:var(--green)}.badge-unpaid{background:var(--red-lt);color:var(--red)}.badge-pending{background:var(--amber-lt);color:#92400e}.badge-jigyo{color:#1e40af;background:#eff6ff}.badge-kojin{color:#5b21b6;background:#f5f3ff}.badge-ippan{background:var(--gray1);color:var(--gray3)}.pagination{border-top:1px solid var(--border);justify-content:space-between;align-items:center;padding:12px 16px;display:flex}.page-info{color:var(--gray3);font-size:13px}.modal-overlay{z-index:100;background:#00000080;justify-content:center;align-items:center;display:none;position:fixed;inset:0}.modal-overlay.active{display:flex}.modal{background:#fff;border-radius:12px;flex-direction:column;width:800px;max-width:95vw;max-height:90vh;display:flex}.modal-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:16px 20px;display:flex}.modal-header h3{color:var(--navy);font-size:16px;font-weight:600}.modal-close{cursor:pointer;color:var(--gray2);background:0 0;border:none;font-size:20px;line-height:1}.modal-body{flex:1;overflow-y:auto}.tabs{border-bottom:1px solid var(--border);background:var(--gray1);padding:0 20px;display:flex}.tab{cursor:pointer;color:var(--gray3);white-space:nowrap;border-bottom:2px solid #0000;margin-bottom:-1px;padding:12px 20px;font-size:14px;font-weight:500}.tab.active{color:var(--teal);border-bottom-color:var(--teal);background:#fff}.tab-content{padding:20px;display:none}.tab-content.active{display:block}.form-grid{grid-template-columns:1fr 1fr;gap:12px;display:grid}.form-group{flex-direction:column;gap:4px;display:flex}.form-group.full{grid-column:1/-1}.form-label{color:var(--gray3);font-size:13px;font-weight:500}.form-value{color:var(--dark);border-bottom:1px solid var(--border);padding:8px 0;font-size:16px}.form-input{border:1px solid var(--border);border-radius:6px;width:100%;padding:9px 13px;font-size:15px}.flag-grid{grid-template-columns:repeat(3,1fr);gap:8px;display:grid}.flag-item{background:var(--gray1);border-radius:6px;justify-content:space-between;align-items:center;padding:8px 12px;display:flex}.flag-label{color:var(--dark);font-size:13px}.flag-badge{font-size:13px}.section-title{color:var(--gray3);text-transform:uppercase;letter-spacing:.06em;border-bottom:1px solid var(--border);margin:16px 0 8px;padding-bottom:6px;font-size:11px;font-weight:600}.section-title:first-child{margin-top:0}.history-item{border-bottom:1px solid var(--border);color:var(--gray3);padding:8px 0;font-size:13px}.perm-table{border-collapse:collapse;width:100%;font-size:13px}.perm-table th{background:var(--gray1);color:var(--gray3);text-align:center;border:1px solid var(--border);padding:8px 12px;font-size:12px;font-weight:600}.perm-table th:first-child{text-align:left}.perm-table td{border:1px solid var(--border);text-align:center;vertical-align:middle;padding:8px 12px}.perm-table td:first-child{text-align:left;color:var(--dark);font-weight:500}.perm-table td.category{background:var(--navy);color:#fff;text-align:left;padding:6px 12px;font-size:12px;font-weight:600}.perm-check{cursor:pointer;width:16px;height:16px;accent-color:var(--teal)}.role-header{justify-content:center;align-items:center;gap:6px;display:flex}.role-badge-sm{border-radius:3px;padding:2px 6px;font-size:10px;font-weight:600}.role-admin{color:#991b1b;background:#fee2e2}.role-staff{color:#1e40af;background:#eff6ff}.role-readonly{color:#475569;background:#f1f5f9}.role-custom1{color:#5b21b6;background:#f5f3ff}.role-custom2{color:#92400e;background:#fef3c7}.add-role-btn{border:1.5px dashed var(--border);color:var(--gray3);cursor:pointer;background:0 0;border-radius:6px;align-items:center;gap:6px;padding:6px 12px;font-size:12px;display:inline-flex}.add-role-btn:hover{border-color:var(--teal);color:var(--teal)}.role-name-input{border:1px solid var(--border);border-radius:4px;width:80px;padding:4px 8px;font-size:12px}.screen{display:none}.screen.active{display:block}.permission-section{margin-bottom:24px}.permission-section h4{color:var(--navy);border-bottom:2px solid var(--teal);margin-bottom:12px;padding-bottom:8px;font-size:13px;font-weight:600}.perm-save-note{color:var(--gray3);margin-top:8px;font-size:12px}