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var(--ease-out)}.tag-option:hover{border-color:var(--primary-color);color:var(--primary-color)}.tag-option:active{transform:scale(.98)}.tag-option.selected{background:var(--primary-color);color:#fff;border-color:var(--primary-color)}.tag-option input[type=checkbox]{margin-right:6px}.tag-color-picker{display:flex;gap:8px;margin-top:8px}.color-option{width:32px;height:32px;border-radius:4px;border:2px solid transparent;cursor:pointer;transition:all .2s}.color-option:hover{transform:scale(1.1)}.color-option.selected{border-color:var(--text-primary);box-shadow:var(--shadow)}.color-picker-row{display:flex;align-items:center;gap:16px;flex-wrap:wrap}.color-picker-row input[type=color]{width:56px;height:40px;padding:2px;border:1px solid var(--border-color);border-radius:var(--radius-sm);cursor:pointer;background:var(--bg-white)}.color-picker-row input[type=text]{flex:1;min-width:120px;font-family:ui-monospace,monospace}.card{background:var(--bg-white);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:16px;transition:all .2s}.card:hover{box-shadow:var(--shadow-hover)}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;padding-bottom:16px;border-bottom:1px solid var(--border-color)}.card-title{font-size:16px;font-weight:600}@keyframes overlay-fade-in{0%{opacity:0}to{opacity:1}}@keyframes modal-enter{0%{opacity:0;transform:scale(.96) translateY(-8px)}to{opacity:1;transform:scale(1) translateY(0)}}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:24px;animation:overlay-fade-in var(--duration-normal) var(--ease-out)}.modal{background:var(--bg-white);border-radius:var(--radius);box-shadow:0 8px 24px #0003;max-width:800px;width:100%;min-width:0;max-height:90vh;overflow-y:auto;animation:modal-enter var(--duration-slow) var(--ease-out)}.modal--sm{max-width:420px}.confirm-dialog-message{margin:0;color:var(--text-primary);font-size:14px;line-height:1.6}.modal-header{padding:20px 24px;border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center}.modal-title{font-size:18px;font-weight:600}.modal-close{background:none;border:none;font-size:24px;cursor:pointer;color:var(--text-secondary);padding:0;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm)}.modal-close:hover{background:var(--bg-color);color:var(--text-primary)}.modal-body{padding:24px;overflow-x:hidden}.modal-footer{padding:16px 24px;border-top:1px solid var(--border-color);display:flex;justify-content:flex-end;gap:12px;flex-wrap:wrap}@keyframes empty-fade-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.empty-state{text-align:center;padding:60px 24px;color:var(--text-secondary);animation:empty-fade-in var(--duration-slow) var(--ease-out)}.empty-state svg{width:64px;height:64px;margin-bottom:16px;opacity:.5}.toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.toolbar-left,.toolbar-right{display:flex;gap:12px;align-items:center}.practice-question-toolbar{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:16px;align-items:end}.practice-question-toolbar__main{display:grid;gap:12px;min-width:0}.practice-question-toolbar__tabs{display:flex;flex-wrap:wrap;gap:12px}.practice-question-toolbar__filter{display:inline-grid;grid-template-columns:auto minmax(280px,420px);gap:12px;align-items:center;min-width:0;width:fit-content;max-width:100%;justify-content:start}.practice-question-toolbar__filter-label{margin-bottom:0;white-space:nowrap}.practice-question-toolbar__select{width:100%;min-width:0}.practice-question-toolbar__actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}.practice-question-table-container{margin-top:16px}.practice-question-table{min-width:1364px;table-layout:fixed}.practice-question-col--number{width:88px}.practice-question-col--package{width:170px}.practice-question-col--content{width:360px}.practice-question-col--source{width:260px}.practice-question-col--region{width:110px}.practice-question-col--main-tag{width:120px}.practice-question-col--priority{width:140px}.practice-question-col--actions{width:116px}.practice-question-cell--number,.practice-question-cell--region,.practice-question-cell--main-tag,.practice-question-cell--priority,.practice-question-cell--actions{white-space:nowrap}.practice-question-cell--package,.practice-question-cell--content,.practice-question-cell--source{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.practice-question-cell__package-link,.practice-question-cell__package-text{display:inline-block;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.practice-question-cell__package-link{color:var(--primary-color);text-decoration:none}.practice-question-cell__package-link:hover{text-decoration:underline}.practice-question-table .tag{margin-right:0;margin-bottom:0}.practice-question-table .table-actions{flex-wrap:nowrap}.toolbar-tab.btn{transition:background-color var(--duration-normal) var(--ease-out),border-color var(--duration-normal) var(--ease-out),color var(--duration-normal) var(--ease-out)}.toolbar-tab.btn-primary{box-shadow:var(--shadow)}.pagination{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:24px}.pagination-btn{padding:8px 12px;border:1px solid var(--border-color);background:var(--bg-white);border-radius:var(--radius-sm);cursor:pointer;font-size:14px;transition:all .2s}.pagination-btn:hover:not(:disabled){border-color:var(--primary-color);color:var(--primary-color)}.pagination-btn:disabled{opacity:.5;cursor:not-allowed}.pagination-btn.active{background:var(--primary-color);color:#fff;border-color:var(--primary-color)}.quill-container{margin-top:8px}.quill-container .ql-container{min-height:300px;font-size:14px}.quill-container 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.btn{width:100%}.form-inline-fields--3{grid-template-columns:repeat(2,minmax(0,1fr))}.modal-overlay{padding:16px}.modal{width:min(960px,calc(100vw - 32px));max-height:calc(100vh - 32px)}.modal-header,.modal-body,.modal-footer{padding-left:20px;padding-right:20px}.practice-question-toolbar{grid-template-columns:1fr;align-items:stretch}.practice-question-toolbar__actions{justify-content:flex-start}}@media (max-width: 820px){.form-inline-fields--2,.form-inline-fields--3{grid-template-columns:1fr}.practice-question-toolbar__filter{grid-template-columns:1fr;align-items:stretch}}@media (max-width: 768px){.sidebar{width:200px}.main-content{margin-left:200px;width:calc(100% - 200px);padding:16px}}