:root{--navy: #1e3a5f;--navy-light: #2d5a8e;--accent: #4a90d9;--accent-light: #e8f2fc;--white: #ffffff;--bg: #f4f7fb;--surface: #ffffff;--border: #dde3ec;--text: #1a2535;--text-secondary: #5a6a80;--red: #e53935;--green: #43a047;--orange: #fb8c00;--purple: #7b1fa2;--gray: #757575;--shadow: 0 2px 12px rgba(30,58,95,.1);--radius: 10px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Noto Sans KR,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5}button{cursor:pointer;font-family:inherit}input,select,textarea{font-family:inherit}.loading{display:flex;align-items:center;justify-content:center;height:100vh;font-size:16px;color:var(--text-secondary)}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--navy) 0%,var(--navy-light) 100%)}.login-card{background:var(--white);border-radius:20px;padding:48px 40px;text-align:center;box-shadow:0 20px 60px #00000040;max-width:380px;width:90%}.login-logo{font-size:56px;margin-bottom:16px}.login-card h1{font-size:22px;font-weight:700;color:var(--navy);margin-bottom:8px}.login-card p{color:var(--text-secondary);margin-bottom:32px;font-size:13px}.btn-google{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:13px 20px;background:var(--navy);color:var(--white);border:none;border-radius:10px;font-size:15px;font-weight:600;transition:background .2s}.btn-google:hover{background:var(--navy-light)}.app{display:flex;flex-direction:column;min-height:100vh}.app-header{background:var(--navy);color:var(--white);padding:0 24px;height:58px;display:flex;align-items:center;gap:24px;position:sticky;top:0;z-index:100;box-shadow:0 2px 8px #0003}.header-left{display:flex;align-items:center;gap:10px}.header-logo{font-size:22px}.app-header h1{font-size:16px;font-weight:700;white-space:nowrap}.header-nav{display:flex;gap:4px;flex:1}.header-nav a{color:#ffffffbf;text-decoration:none;padding:6px 14px;border-radius:8px;font-size:13px;font-weight:500;transition:all .15s}.header-nav a:hover{background:#ffffff1f;color:var(--white)}.header-nav a.active{background:#fff3;color:var(--white)}.header-right{display:flex;align-items:center;gap:12px;margin-left:auto}.user-name{font-size:13px;opacity:.85;white-space:nowrap}.btn-logout{background:#ffffff26;color:var(--white);border:none;border-radius:7px;padding:5px 12px;font-size:12px;transition:background .15s}.btn-logout:hover{background:#ffffff40}.app-main{flex:1;padding:24px;max-width:1600px;width:100%;margin:0 auto}.overview-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px;flex-wrap:wrap}.month-nav{display:flex;align-items:center;gap:12px}.month-nav h2{font-size:20px;font-weight:700;color:var(--navy);min-width:120px;text-align:center}.btn-nav{background:var(--white);border:1px solid var(--border);border-radius:8px;width:34px;height:34px;display:flex;align-items:center;justify-content:center;font-size:16px;color:var(--navy);transition:all .15s}.btn-nav:hover{background:var(--accent-light);border-color:var(--accent)}.filters{display:flex;gap:10px;flex-wrap:wrap}.filters select{border:1px solid var(--border);border-radius:8px;padding:7px 12px;font-size:13px;color:var(--text);background:var(--white);outline:none;transition:border-color .15s}.filters select:focus{border-color:var(--accent)}.calendar-wrapper{overflow-x:auto;border-radius:var(--radius);box-shadow:var(--shadow)}.calendar-table{width:100%;border-collapse:collapse;background:var(--white);min-width:900px}.calendar-table th{background:var(--navy);color:var(--white);padding:10px 6px;text-align:center;font-size:12px;font-weight:600;position:sticky;top:58px;z-index:10;white-space:nowrap}.calendar-table th.col-name{min-width:90px;left:0;z-index:20;border-right:1px solid rgba(255,255,255,.2)}.calendar-table th.weekend{background:#17304f}.calendar-table td{border:1px solid var(--border);padding:4px;vertical-align:top;min-width:68px;font-size:12px}.calendar-table td.col-name{position:sticky;left:0;background:var(--white);z-index:5;font-weight:600;text-align:center;border-right:2px solid var(--border);min-width:90px;cursor:pointer;color:var(--navy);transition:background .15s}.calendar-table td.col-name:hover{background:var(--accent-light)}.badge-temp{display:inline-block;background:var(--orange);color:var(--white);font-size:9px;font-weight:700;padding:1px 4px;border-radius:4px;margin-left:4px;vertical-align:middle}.calendar-cell{cursor:pointer;min-height:44px;transition:background .1s}.calendar-cell:hover{background:var(--accent-light)}.calendar-cell.conflict{outline:2px solid var(--red);outline-offset:-1px}.calendar-cell.inactive{background:#f0f0f0;cursor:default}.calendar-cell.inactive:hover{background:#f0f0f0}.calendar-cell.weekend-col{background:#fafbff}.schedule-badge{display:inline-flex;align-items:center;gap:3px;padding:2px 6px;margin:2px 1px;border-radius:5px;font-size:11px;font-weight:600;cursor:pointer;position:relative;max-width:100%;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.schedule-badge span{overflow:hidden;text-overflow:ellipsis}.badge-교육{background:#dbeafe;color:#1d4ed8}.badge-평가{background:#f3e8ff;color:#6d28d9}.badge-행정{background:#ffedd5;color:#c2410c}.badge-휴무{background:#f3f4f6;color:#4b5563}.schedule-badge:hover{opacity:.85}.red-dot{width:6px;height:6px;border-radius:50%;background:var(--red);flex-shrink:0}.calendar-table tr.summary-row td{background:#eef2f9;font-weight:600;font-size:11px;text-align:center;color:var(--navy)}.calendar-table tr.summary-row 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#00000040;width:100%;max-width:560px;max-height:90vh;overflow-y:auto}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px 16px;border-bottom:1px solid var(--border);position:sticky;top:0;background:var(--white);z-index:1}.modal-header h3{font-size:17px;font-weight:700;color:var(--navy)}.modal-close{width:32px;height:32px;border-radius:50%;border:none;background:var(--bg);font-size:18px;color:var(--text-secondary);display:flex;align-items:center;justify-content:center;transition:background .15s}.modal-close:hover{background:var(--border)}.modal-body{padding:20px 24px}.modal-footer{padding:16px 24px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:10px}.curriculum-meta{margin-bottom:16px;color:var(--text-secondary);font-size:13px}.curriculum-meta span{margin-right:16px}.curriculum-table-wrap{overflow-x:auto}.curriculum-table{width:100%;border-collapse:collapse;font-size:13px}.curriculum-table th{background:var(--navy);color:var(--white);padding:8px 12px;text-align:left;font-weight:600}.curriculum-table td{padding:8px 12px;border-bottom:1px solid var(--border)}.curriculum-table tr:hover td{background:var(--accent-light)}.btn-print{background:var(--white);border:1px solid var(--border);border-radius:8px;padding:7px 16px;font-size:13px;color:var(--text);transition:all .15s}.btn-print:hover{border-color:var(--accent);color:var(--accent)}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:12px;font-weight:700;color:var(--navy);margin-bottom:6px}.form-group input,.form-group select{width:100%;padding:9px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px;color:var(--text);outline:none;transition:border-color .15s}.form-group input:focus,.form-group select:focus{border-color:var(--accent)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.existing-schedules{margin-bottom:20px}.existing-schedules h4{font-size:12px;font-weight:700;color:var(--text-secondary);margin-bottom:8px}.existing-item{display:flex;align-items:center;justify-content:space-between;padding:8px 12px;border:1px solid var(--border);border-radius:8px;margin-bottom:6px;background:var(--bg)}.existing-item-info{font-size:13px}.existing-item-actions{display:flex;gap:6px}.btn-edit,.btn-delete{border:none;border-radius:6px;padding:4px 10px;font-size:12px;font-weight:600}.btn-edit{background:var(--accent-light);color:var(--accent)}.btn-delete{background:#fce8e8;color:var(--red)}.btn-primary{background:var(--navy);color:var(--white);border:none;border-radius:8px;padding:10px 20px;font-size:14px;font-weight:600;transition:background .15s}.btn-primary:hover{background:var(--navy-light)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:var(--white);color:var(--text);border:1px solid var(--border);border-radius:8px;padding:10px 20px;font-size:14px;transition:all .15s}.btn-secondary:hover{border-color:var(--accent);color:var(--accent)}.btn-danger{background:var(--red);color:var(--white);border:none;border-radius:8px;padding:10px 20px;font-size:14px;font-weight:600}.member-panel-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000059;z-index:400}.member-panel{position:fixed;top:0;right:0;bottom:0;width:360px;max-width:95vw;background:var(--white);z-index:401;display:flex;flex-direction:column;box-shadow:-4px 0 24px #00000026;transform:translate(100%);transition:transform .3s ease}.member-panel.open{transform:translate(0)}.member-panel-header{background:var(--navy);color:var(--white);padding:20px;display:flex;align-items:center;justify-content:space-between}.member-panel-header h3{font-size:17px;font-weight:700}.member-panel-close{background:#fff3;border:none;color:var(--white);width:32px;height:32px;border-radius:50%;font-size:18px;display:flex;align-items:center;justify-content:center}.member-panel-summary{display:flex;gap:12px;padding:16px 20px;border-bottom:1px solid var(--border)}.summary-chip{flex:1;background:var(--accent-light);border-radius:10px;padding:12px;text-align:center}.summary-chip .value{font-size:20px;font-weight:700;color:var(--navy)}.summary-chip .label{font-size:11px;color:var(--text-secondary);margin-top:2px}.member-panel-list{flex:1;overflow-y:auto;padding:12px 20px}.member-schedule-item{padding:12px 0;border-bottom:1px solid var(--border)}.member-schedule-item:last-child{border-bottom:none}.msi-date{font-size:11px;color:var(--text-secondary);margin-bottom:4px}.msi-course{font-size:14px;font-weight:600;color:var(--navy)}.msi-meta{margin-top:3px}.mobile-day-view{display:flex;flex-direction:column;gap:12px}.mobile-day-view 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