:root{--bg-color:#f8fafc;--sidebar-bg:#fff;--text-color:#334155;--border-color:#e2e8f0;--primary-color:#3b82f6;--primary-hover:#2563eb;--danger-color:#ef4444;--modal-bg:#fff;--input-bg:#f8fafc;--card-shadow:0 4px 20px -2px #0000000d;--btn-radius:8px;--card-radius:16px;--font-main:"Pretendard", -apple-system, BlinkMacSystemFont, system-ui, Roboto, "Helvetica Neue", "Segoe UI", "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", sans-serif}body.dark-mode{--bg-color:#0f172a;--sidebar-bg:#1e293b;--text-color:#f1f5f9;--border-color:#334155;--primary-color:#60a5fa;--primary-hover:#93c5fd;--danger-color:#f87171;--modal-bg:#1e293b;--input-bg:#0f172a;--card-shadow:0 4px 20px -2px #00000080}*{box-sizing:border-box;font-family:var(--font-main);margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-color);height:100vh;transition:background-color .3s,color .3s;overflow:hidden}.app-container{gap:20px;height:100vh;padding:20px;display:flex}.sidebar{background-color:var(--sidebar-bg);border-radius:var(--card-radius);width:300px;box-shadow:var(--card-shadow);border:1px solid var(--border-color);flex-direction:column;padding:20px;transition:background-color .3s,box-shadow .3s;display:flex}.sidebar-header{text-align:center;margin-bottom:20px}.sidebar-header h2{color:var(--text-color);margin-bottom:10px;font-size:1.25rem;font-weight:700}.logo{max-width:80%;height:auto;margin:0 auto;display:block}.search-box{margin-bottom:15px}#searchInput{border:1px solid var(--border-color);background-color:var(--input-bg);width:100%;color:var(--text-color);border-radius:30px;padding:12px 16px;font-size:.95rem;transition:border-color .2s}#searchInput:focus{border-color:var(--primary-color);outline:none;box-shadow:0 0 0 3px #3b82f61a}.category-list{flex:1;padding-right:5px;overflow-y:auto}.filter-list{flex-direction:column;gap:10px;list-style:none;display:flex}.filter-item{cursor:pointer;align-items:center;gap:10px;font-size:.95rem;display:flex}.filter-item input[type=checkbox]{cursor:pointer;width:18px;height:18px;accent-color:var(--primary-color);border-radius:4px}.sidebar-footer{flex-direction:column;gap:10px;margin-top:20px;display:flex}.btn{border-radius:var(--btn-radius);cursor:pointer;text-align:center;border:none;padding:12px 16px;font-size:.95rem;font-weight:600;transition:all .2s;display:inline-block}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover{background-color:var(--primary-hover);transform:translateY(-1px)}.btn-danger{background-color:var(--danger-color);color:#fff}.btn-danger:hover{filter:brightness(.9)}.calendar-container{background-color:var(--sidebar-bg);border-radius:var(--card-radius);box-shadow:var(--card-shadow);border:1px solid var(--border-color);flex-direction:column;flex:1;padding:20px;transition:background-color .3s;display:flex;overflow:hidden}#calendar{flex:1}.fc{font-family:var(--font-main)!important}.fc-toolbar-title{color:var(--text-color)!important;font-size:1.5rem!important;font-weight:800!important}.fc .fc-button-primary{border:1px solid var(--border-color)!important;color:var(--text-color)!important;border-radius:var(--btn-radius)!important;box-shadow:none!important;background-color:#0000!important;padding:8px 16px!important;font-weight:600!important;transition:all .2s!important}.fc .fc-button-primary:hover{background-color:var(--border-color)!important}.fc .fc-button-primary:not(:disabled):active,.fc .fc-button-primary:not(:disabled).fc-button-active{background-color:var(--primary-color)!important;border-color:var(--primary-color)!important;color:#fff!important}.fc-theme-standard,.fc-theme-standard .fc-scrollgrid,.fc-theme-standard td,.fc-theme-standard th{border-color:var(--border-color)!important}.fc-scrollgrid{border-radius:8px;overflow:hidden;border:1px solid var(--border-color)!important}.fc-col-header-cell{color:var(--text-color)!important;border-bottom-width:2px!important;padding:10px 0!important;font-weight:600!important}.fc .fc-day-today{box-shadow:inset 0 4px 0 0 var(--primary-color)!important;background-color:#3b82f608!important}.fc .fc-day-today .fc-daygrid-day-number{width:auto;height:auto;margin:0;padding:4px;display:block;color:var(--primary-color)!important;background-color:#0000!important;border-radius:0!important;font-weight:800!important}.fc-daygrid-event{transition:transform .1s;border-radius:4px!important;margin-top:2px!important;padding:2px 6px!important;font-size:.85em!important;font-weight:600!important;box-shadow:0 1px 2px #0000000d!important}.fc-daygrid-event:hover{transform:translateY(-2px);background-color:rgba(var(--event-rgb), calc(var(--event-opacity) + .25))!important;z-index:5!important;box-shadow:0 4px 8px #0003!important}.fc-daygrid-event-dot{display:none!important}.fc-event-title{font-weight:600!important}.modal{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1000;opacity:1;background-color:#00000080;justify-content:center;align-items:center;transition:opacity .2s;display:flex;position:fixed;inset:0}.modal.hidden{opacity:0;display:none}.modal-content{background-color:var(--modal-bg);border-radius:var(--card-radius);flex-direction:column;width:90%;max-width:500px;animation:.3s ease-out modalPop;display:flex;overflow:hidden;box-shadow:0 10px 25px -5px #0000001a,0 8px 10px -6px #0000001a}@keyframes modalPop{0%{opacity:0;transform:scale(.95)translateY(10px)}to{opacity:1;transform:scale(1)translateY(0)}}.modal-header{border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;padding:20px 24px;display:flex}.modal-header h3{margin:0;font-size:1.2rem}.close-btn{cursor:pointer;color:#9ca3af;font-size:1.5rem;transition:color .2s}.close-btn:hover{color:var(--danger-color)}.modal-body{max-height:60vh;padding:24px;overflow-y:auto}.form-group{margin-bottom:15px}.form-group label{margin-bottom:6px;font-size:.9rem;font-weight:600;display:block}.form-group input[type=text],.form-group input[type=date],.form-group input[type=url],.form-group input[type=color]{border:1px solid var(--border-color);border-radius:var(--btn-radius);background-color:var(--input-bg);width:100%;color:var(--text-color);padding:10px}.modal-footer{border-top:1px solid var(--border-color);justify-content:flex-end;gap:10px;padding:16px 24px;display:flex}#eventCategoryContainer{grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:10px;display:grid}@media (width<=768px){.app-container{flex-direction:column;padding:10px;overflow:auto}.sidebar{flex:none;width:100%;height:auto}.calendar-container{flex:none;height:600px}}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#6b7280}.fc-daygrid-event .fc-event-title,.fc-daygrid-event .fc-event-time{color:var(--text-color)!important}.form-group input[type=color]{cursor:pointer;height:42px;padding:2px 4px}.add-category-box{gap:8px;margin-top:10px;display:flex}.add-category-box input{border:1px solid var(--border-color);border-radius:var(--btn-radius);background-color:var(--input-bg);color:var(--text-color);flex:1;padding:8px 12px;font-size:.9rem}.add-category-box button{border-radius:var(--btn-radius);background-color:var(--primary-color);color:#fff;cursor:pointer;border:none;padding:0 12px;font-weight:700;transition:background-color .2s}.add-category-box button:hover{background-color:var(--primary-hover)}.color-picker-container{flex-wrap:wrap;gap:12px;margin-top:5px;display:flex}.color-btn{cursor:pointer;border:2px solid #0000;border-radius:50%;width:32px;height:32px;padding:0;transition:transform .2s,border-color .2s}.color-btn:hover{transform:scale(1.15)}.color-btn.selected{border-color:var(--text-color);transform:scale(1.15);box-shadow:0 2px 8px #0003}.toggle-switch-label{cursor:pointer;flex:1;justify-content:space-between;align-items:center;font-size:.95rem;display:flex}.toggle-switch-checkbox{display:none}.toggle-switch-slider{background-color:var(--border-color);border-radius:20px;flex-shrink:0;width:36px;height:20px;transition:all .3s;position:relative}.toggle-switch-slider:before{content:"";background-color:#fff;border-radius:50%;width:14px;height:14px;transition:all .3s;position:absolute;bottom:3px;left:3px;box-shadow:0 1px 3px #0000004d}.toggle-switch-checkbox:checked~.toggle-switch-slider{background-color:var(--primary-color)}.toggle-switch-checkbox:checked~.toggle-switch-slider:before{transform:translate(16px)}.toggle-switch-text{color:var(--text-color);word-break:break-all}.category-item-wrapper{justify-content:space-between;align-items:center;gap:8px;margin-bottom:16px;display:flex}.delete-cat-btn{color:var(--danger-color);cursor:pointer;padding:0 4px;font-size:1.2rem;transition:transform .2s}.delete-cat-btn:hover{transform:scale(1.2)}.fc-daygrid-event{--event-opacity:.45}body.dark-mode .fc-daygrid-event{--event-opacity:.22} body{--holiday-red:#ef4444;--saturday-blue:#3b82f6}body.dark-mode{--holiday-red:#f87171;--saturday-blue:#60a5fa}.fc-day-sun .fc-col-header-cell-cushion{color:var(--holiday-red)!important}.fc-day-sat .fc-col-header-cell-cushion,.fc-day-sat .fc-daygrid-day-number{color:var(--saturday-blue)!important}.fc-day-sun .fc-daygrid-day-number,.holiday-red .fc-daygrid-day-number{font-weight:700;color:var(--holiday-red)!important}