.WRJA4a_srs-page{background:#f8fafc;min-height:100vh}.WRJA4a_srs-header{background:#fff;border-bottom:1px solid #e2e8f0;padding:16px 0}.WRJA4a_srs-header-inner{box-sizing:border-box;width:100%;max-width:1200px;margin:0 auto;padding:0 16px}.WRJA4a_srs-breadcrumb{align-items:center;gap:6px;min-width:0;margin-bottom:10px;display:flex}.WRJA4a_bc-link{color:#64748b;align-items:center;gap:4px;min-width:0;font-size:.85rem;text-decoration:none;display:inline-flex}.WRJA4a_bc-link:hover{color:#2563eb}.WRJA4a_bc-icon,.WRJA4a_bc-sep{flex-shrink:0;width:14px;height:14px}.WRJA4a_bc-current{color:#2563eb;font-size:.85rem;font-weight:600}.WRJA4a_srs-header-main{justify-content:space-between;align-items:center;gap:20px;display:flex}.WRJA4a_srs-title{color:#0f172a;letter-spacing:-.02em;margin:0;font-size:1.55rem;font-weight:800}.WRJA4a_srs-subtitle{color:#475569;max-width:620px;margin:6px 0 0;font-size:.9rem;line-height:1.45}.WRJA4a_srs-header-actions{flex-shrink:0;align-items:center;gap:8px;display:flex}.WRJA4a_head-btn{white-space:nowrap;cursor:pointer;box-sizing:border-box;-webkit-user-select:none;user-select:none;border:1px solid #0000;border-radius:12px;justify-content:center;align-items:center;gap:6px;height:38px;padding:0 14px;font-size:.84rem;font-weight:600;line-height:1;text-decoration:none;transition:all .2s cubic-bezier(.4,0,.2,1);display:inline-flex}.WRJA4a_head-btn-icon{flex-shrink:0;transition:transform .2s cubic-bezier(.4,0,.2,1)}.WRJA4a_head-btn:hover:not(:disabled) .WRJA4a_head-btn-icon{transform:scale(1.1)}.WRJA4a_head-btn-help{color:#b45309;background:#fffbeb;border:1px solid #fde68a;box-shadow:0 1px 2px #f59e0b0d}.WRJA4a_head-btn-help .WRJA4a_head-btn-icon{color:#d97706}.WRJA4a_head-btn-help:hover{color:#92400e;background:#fef3c7;border-color:#fcd34d;box-shadow:0 2px 5px #f59e0b1f}.WRJA4a_head-btn-outline{color:#334155;background:#fff;border:1px solid #e2e8f0;box-shadow:0 1px 2px #0000000a}.WRJA4a_head-btn-outline .WRJA4a_head-btn-icon{color:#3b82f6}.WRJA4a_head-btn-outline:hover{color:#0f172a;background:#f8fafc;border-color:#cbd5e1;box-shadow:0 2px 6px #0000000f}.WRJA4a_head-btn-solid{color:#fff;background:linear-gradient(135deg,#2563eb 0%,#1d4ed8 100%);border:1px solid #0000;box-shadow:0 2px 6px #2563eb38}.WRJA4a_head-btn-solid .WRJA4a_head-btn-icon{color:#fff}.WRJA4a_head-btn-solid:hover:not(:disabled){background:linear-gradient(135deg,#1d4ed8 0%,#1e40af 100%);transform:translateY(-1px);box-shadow:0 4px 12px #2563eb59}.WRJA4a_head-btn-solid:active:not(:disabled){transform:translateY(0);box-shadow:0 2px 4px #2563eb33}.WRJA4a_head-btn-solid:disabled{opacity:.6;cursor:not-allowed;box-shadow:none;transform:none}@keyframes WRJA4a_spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.WRJA4a_srs-body{box-sizing:border-box;flex-direction:column;gap:14px;width:100%;max-width:1200px;margin:22px auto;padding:0 16px;display:flex}.WRJA4a_stats-grid{grid-template-columns:repeat(6,minmax(0,1fr));gap:12px;display:grid}.WRJA4a_stat-card{box-sizing:border-box;background:#fff;border:1px solid #e2e8f0;border-radius:14px;flex-direction:column;justify-content:space-between;min-height:94px;padding:12px;display:flex}.WRJA4a_stat-label{text-transform:uppercase;letter-spacing:.04em;color:#64748b;margin:0;font-size:.8rem;font-weight:700}.WRJA4a_stat-value{margin:8px 0 2px;font-size:1.7rem;font-weight:800;line-height:1}.WRJA4a_stat-sub{color:#475569;white-space:nowrap;text-overflow:ellipsis;margin:0;font-size:.76rem;overflow:hidden}.WRJA4a_stat-due .WRJA4a_stat-value{color:#b45309}.WRJA4a_stat-upcoming .WRJA4a_stat-value{color:#0369a1}.WRJA4a_stat-mastered .WRJA4a_stat-value{color:#166534}.WRJA4a_stat-retention .WRJA4a_stat-value{color:#6d28d9}.WRJA4a_stat-streak .WRJA4a_stat-value{color:#be123c}.WRJA4a_stat-total .WRJA4a_stat-value{color:#334155}.WRJA4a_tabs-wrap{background:#fff;border:1px solid #e2e8f0;border-radius:12px;gap:8px;width:fit-content;padding:6px;display:inline-flex}.WRJA4a_tabs-row{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.WRJA4a_srs-settings-btn{color:#334155;cursor:pointer;background:#fff;border:1px solid #cbd5e1;border-radius:10px;align-items:center;gap:6px;padding:10px 14px;font-size:.9rem;font-weight:700;display:inline-flex}.WRJA4a_srs-settings-btn:hover{background:#f8fafc}.WRJA4a_tab-btn{color:#334155;cursor:pointer;background:0 0;border:none;border-radius:9px;align-items:center;gap:8px;padding:9px 12px;font-weight:700;transition:all .15s;display:inline-flex}.WRJA4a_tab-btn:hover{background:#f1f5f9}.WRJA4a_tab-btn.WRJA4a_active{color:#fff;background:#0f172a}.WRJA4a_tab-count{background:#fff3;border-radius:999px;padding:2px 7px;font-size:.78rem}.WRJA4a_tab-btn:not(.WRJA4a_active) .WRJA4a_tab-count{color:#0f172a;background:#e2e8f0}.WRJA4a_review-box,.WRJA4a_list-box{background:#fff;border:1px solid #e2e8f0;border-radius:14px;padding:16px}.WRJA4a_review-header,.WRJA4a_list-header{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.WRJA4a_review-title,.WRJA4a_list-header h2{color:#0f172a;margin:0;font-size:1.05rem;font-weight:800}.WRJA4a_review-index,.WRJA4a_list-header p{color:#64748b;margin:0;font-size:.86rem;font-weight:600}.WRJA4a_review-card{background:#f8fafc;border:1px solid #f1f5f9;border-radius:12px;padding:16px}.WRJA4a_review-stage-row{justify-content:space-between;align-items:center;gap:10px;margin-bottom:12px;display:flex}.WRJA4a_stage-chip{color:#334155;background:#e2e8f0;border-radius:999px;align-items:center;padding:5px 12px;font-size:.76rem;font-weight:800;display:inline-flex}.WRJA4a_stage-chip.WRJA4a_revealed{color:#1d4ed8;background:#dbeafe}.WRJA4a_review-audio-btn{color:#1d4ed8;white-space:nowrap;cursor:pointer;background:#eff6ff;border:1px solid #bfdbfe;border-radius:9px;justify-content:center;align-items:center;gap:5px;padding:6px 11px;font-size:.77rem;font-weight:700;transition:all .15s;display:inline-flex}.WRJA4a_review-audio-btn.WRJA4a_playing{background:#dbeafe}.WRJA4a_review-word-row,.WRJA4a_list-word-row{flex-wrap:wrap;align-items:baseline;gap:12px;display:flex}.WRJA4a_review-word,.WRJA4a_list-word{color:#0f172a;font-size:2rem;font-weight:800;text-decoration:none}.WRJA4a_review-pinyin,.WRJA4a_list-pinyin{color:#334155;font-size:1.1rem;font-weight:600}.WRJA4a_review-meaning,.WRJA4a_list-meaning{color:#0f766e;margin:8px 0 0;font-size:1.1rem;font-weight:600}.WRJA4a_review-prompt-box{background:#fff;border:1px dashed #cbd5e1;border-radius:12px;margin-top:12px;padding:16px}.WRJA4a_review-prompt{color:#475569;margin:0 0 12px;font-size:.92rem;line-height:1.55}.WRJA4a_reveal-btn,.WRJA4a_ghost-btn{cursor:pointer;border-radius:10px;justify-content:center;align-items:center;gap:6px;padding:9px 14px;font-size:.85rem;font-weight:700;transition:all .15s;display:inline-flex}.WRJA4a_reveal-btn{color:#fff;background:#0f766e;border:none}.WRJA4a_reveal-btn:hover{background:#0d9488}.WRJA4a_ghost-btn{color:#475569;background:#fff;border:1px solid #cbd5e1}.WRJA4a_ghost-btn:hover{background:#f1f5f9}.WRJA4a_review-notebook-row,.WRJA4a_list-notebook-row{margin-top:10px}.WRJA4a_notebook-chip{color:#3730a3;background:#eef2ff;border:1px solid #c7d2fe;border-radius:999px;align-items:center;padding:4px 12px;font-size:.78rem;font-weight:700;text-decoration:none;transition:all .15s;display:inline-flex}.WRJA4a_notebook-chip:hover{background:#e0e7ff}.WRJA4a_review-meta-row,.WRJA4a_list-meta{flex-wrap:wrap;gap:7px;margin-top:10px;display:flex}.WRJA4a_meta-chip,.WRJA4a_list-meta>span{color:#334155;background:#e2e8f0;border-radius:999px;padding:3px 10px;font-size:.78rem;font-weight:600}.WRJA4a_review-note,.WRJA4a_list-note{color:#9a3412;background:#fff7ed;border-radius:8px;margin:10px 0 0;padding:8px 12px;font-size:.86rem}.WRJA4a_rating-hint{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-top:14px;display:grid}.WRJA4a_rating-hint span{color:#475569;background:#fff;border:1px solid #e2e8f0;border-radius:10px;padding:9px 12px;font-size:.8rem;line-height:1.45}.WRJA4a_rating-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin-top:14px;display:grid}.WRJA4a_rating-btn{color:#fff;cursor:pointer;border:none;border-radius:10px;padding:10px;font-weight:700;transition:transform .15s,opacity .15s}.WRJA4a_rating-btn:hover:not(:disabled){transform:translateY(-1px)}.WRJA4a_rating-btn:disabled{opacity:.6;cursor:wait}.WRJA4a_rate-forgot,.WRJA4a_rating-btn.WRJA4a_rate-forgot{color:#fff!important;background:#dc2626!important}.WRJA4a_rate-hard,.WRJA4a_rating-btn.WRJA4a_rate-hard{color:#fff!important;background:#ea580c!important}.WRJA4a_rate-good,.WRJA4a_rating-btn.WRJA4a_rate-good{color:#fff!important;background:#0d9488!important}.WRJA4a_rate-easy,.WRJA4a_rating-btn.WRJA4a_rate-easy{color:#fff!important;background:#2563eb!important}.WRJA4a_review-foot{justify-content:flex-end;gap:8px;margin-top:12px;display:flex}.WRJA4a_card-list{flex-direction:column;gap:10px;display:flex}.WRJA4a_list-item{background:#fff;border:1px solid #f1f5f9;border-radius:12px;justify-content:space-between;gap:10px;padding:14px;display:flex}.WRJA4a_list-main{min-width:0}.WRJA4a_list-actions{align-items:center;display:flex}.WRJA4a_jump-btn,.WRJA4a_load-more-btn{color:#9a3412;cursor:pointer;background:#fff7ed;border:1px solid #fdba74;border-radius:9px;padding:8px 12px;font-size:.82rem;font-weight:700;transition:all .15s}.WRJA4a_jump-btn:hover:not(:disabled),.WRJA4a_load-more-btn:hover:not(:disabled){background:#ffedd5}.WRJA4a_jump-btn:disabled,.WRJA4a_load-more-btn:disabled{opacity:.5;cursor:not-allowed}.WRJA4a_load-more-wrap{justify-content:center;margin-top:14px;display:flex}.WRJA4a_loading-state,.WRJA4a_empty-state{color:#475569;text-align:center;background:#f8fafc;border:1px dashed #cbd5e1;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;gap:8px;min-height:140px;padding:24px;display:flex}.WRJA4a_empty-state h3,.WRJA4a_empty-state p{margin:0}.WRJA4a_spinner{border:3px solid #cbd5e1;border-top-color:#0f766e;border-radius:50%;width:22px;height:22px;animation:.9s linear infinite WRJA4a_spin}.WRJA4a_guide-modal-overlay{z-index:1200;background:#0f172a80;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.WRJA4a_guide-modal{background:#fff;border:1px solid #e2e8f0;border-radius:16px;flex-direction:column;width:min(760px,100%);max-height:min(90vh,920px);display:flex;overflow:hidden;box-shadow:0 20px 60px #02061759}.WRJA4a_settings-modal{background:#fff;border:1px solid #e2e8f0;border-radius:16px;flex-direction:column;width:min(560px,100%);max-height:min(90vh,760px);display:flex;overflow:hidden;box-shadow:0 20px 60px #02061759}.WRJA4a_guide-head{background:#f8fafc;border-bottom:1px solid #e2e8f0;justify-content:space-between;align-items:center;gap:12px;padding:16px 20px;display:flex}.WRJA4a_guide-head h3{color:#0f172a;margin:0;font-size:1.1rem;font-weight:800}.WRJA4a_guide-close{color:#64748b;cursor:pointer;background:0 0;border:none;border-radius:8px;justify-content:center;align-items:center;width:34px;height:34px;transition:all .15s;display:inline-flex}.WRJA4a_guide-close:hover{color:#0f172a;background:#e2e8f0}.WRJA4a_guide-body{flex-direction:column;gap:18px;padding:20px;display:flex;overflow-y:auto}.WRJA4a_guide-section h4{color:#0f172a;margin:0 0 8px;font-size:.98rem;font-weight:700}.WRJA4a_guide-section p{color:#475569;margin:0;font-size:.9rem;line-height:1.55}.WRJA4a_guide-section p strong{color:#0f172a}.WRJA4a_setting-toggle{color:#0f172a;cursor:pointer;background:#f8fafc;border:1px solid #e2e8f0;border-radius:10px;align-items:center;gap:10px;margin-top:12px;padding:10px 12px;font-size:.92rem;font-weight:700;transition:background .15s;display:flex}.WRJA4a_setting-toggle:hover{background:#f1f5f9}.WRJA4a_setting-toggle input{width:18px;height:18px}.WRJA4a_guide-rating-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.WRJA4a_guide-rating-card{border:1px solid #e2e8f0;border-radius:12px;flex-direction:column;gap:4px;padding:12px 14px;transition:transform .15s,box-shadow .15s;display:flex}.WRJA4a_guide-rating-card:hover{transform:translateY(-1px)}.WRJA4a_guide-rating-card strong{font-size:.95rem;font-weight:700}.WRJA4a_guide-rating-card span{color:#475569;font-size:.84rem;line-height:1.45}.WRJA4a_guide-rating-card.WRJA4a_forgot{background:#fef2f2;border-color:#fecaca}.WRJA4a_guide-rating-card.WRJA4a_forgot strong{color:#dc2626}.WRJA4a_guide-rating-card.WRJA4a_hard{background:#fff7ed;border-color:#fed7aa}.WRJA4a_guide-rating-card.WRJA4a_hard strong{color:#ea580c}.WRJA4a_guide-rating-card.WRJA4a_good{background:#ecfdf5;border-color:#a7f3d0}.WRJA4a_guide-rating-card.WRJA4a_good strong{color:#059669}.WRJA4a_guide-rating-card.WRJA4a_easy{background:#eff6ff;border-color:#bfdbfe}.WRJA4a_guide-rating-card.WRJA4a_easy strong{color:#2563eb}.WRJA4a_guide-list{color:#475569;margin:8px 0 0;padding-left:20px;font-size:.9rem;line-height:1.6}.WRJA4a_guide-list li{margin:6px 0}.WRJA4a_guide-list li strong{color:#0f172a}.WRJA4a_guide-foot{background:#f8fafc;border-top:1px solid #e2e8f0;justify-content:flex-end;padding:14px 20px;display:flex}.WRJA4a_guide-ok{color:#fff;cursor:pointer;background:linear-gradient(135deg,#2563eb 0%,#1d4ed8 100%);border:none;border-radius:10px;padding:10px 20px;font-size:.9rem;font-weight:700;transition:all .18s;box-shadow:0 2px 8px #2563eb40}.WRJA4a_guide-ok:hover{background:linear-gradient(135deg,#1d4ed8 0%,#1e40af 100%);transform:translateY(-1px);box-shadow:0 4px 14px #2563eb59}.WRJA4a_toast{z-index:1000;color:#fff;border-radius:10px;padding:10px 14px;font-weight:700;position:fixed;bottom:18px;right:16px;box-shadow:0 8px 26px #00000040}.WRJA4a_toast.WRJA4a_success,.WRJA4a_toast.WRJA4a_toast-success,.WRJA4a_success{background:#059669}.WRJA4a_toast.WRJA4a_error,.WRJA4a_toast.WRJA4a_toast-error,.WRJA4a_error{background:#dc2626}.WRJA4a_spinning{animation:.8s linear infinite WRJA4a_spin}.WRJA4a_clickable-word{cursor:pointer;border-bottom:2px dashed #0f766e;transition:all .2s}.WRJA4a_clickable-word:hover{color:#0f766e;border-bottom-style:solid}.WRJA4a_vocab-detail-btn{color:#475569;cursor:pointer;background:#f1f5f9;border:1px solid #cbd5e1;border-radius:8px;align-items:center;gap:5px;height:28px;padding:4px 10px;font-size:.75rem;font-weight:700;transition:all .2s;display:inline-flex}.WRJA4a_vocab-detail-btn:hover{color:#0f172a;background:#e2e8f0;transform:translateY(-1px)}.WRJA4a_srs-active-practice-bar{background:#fff;border:1px solid #e2e8f0;border-radius:12px;flex-direction:column;gap:8px;margin-bottom:16px;padding:12px 16px;display:flex}@media (min-width:768px){.WRJA4a_srs-active-practice-bar{flex-direction:row;justify-content:space-between;align-items:center}}.WRJA4a_bar-label{color:#475569;align-items:center;gap:6px;font-size:.88rem;font-weight:700;display:inline-flex}.WRJA4a_bar-buttons{flex-wrap:wrap;gap:8px;display:flex}.WRJA4a_practice-chip{cursor:pointer;color:#334155;background:#f1f5f9;border:1px solid #0000;border-radius:20px;padding:6px 12px;font-size:.8rem;font-weight:600;transition:all .2s}.WRJA4a_practice-chip:hover{transform:translateY(-1px);box-shadow:0 2px 4px #0000000d}.WRJA4a_practice-chip.WRJA4a_btn-mean{color:#047857;background:#ecfdf5;border-color:#a7f3d0}.WRJA4a_practice-chip.WRJA4a_btn-mean:hover{background:#d1fae5}.WRJA4a_practice-chip.WRJA4a_btn-pinyin{color:#1d4ed8;background:#eff6ff;border-color:#bfdbfe}.WRJA4a_practice-chip.WRJA4a_btn-pinyin:hover{background:#dbeafe}.WRJA4a_practice-chip.WRJA4a_btn-word{color:#7e22ce;background:#faf5ff;border-color:#e9d5ff}.WRJA4a_practice-chip.WRJA4a_btn-word:hover{background:#f3e8ff}.WRJA4a_practice-chip.WRJA4a_btn-listen{color:#c2410c;background:#fff7ed;border-color:#ffedd5}.WRJA4a_practice-chip.WRJA4a_btn-listen:hover{background:#ffedd5}.WRJA4a_practice-chip.WRJA4a_btn-flashcard{color:#0f766e;background:#f0fdfa;border-color:#ccfbf1}.WRJA4a_practice-chip.WRJA4a_btn-flashcard:hover{background:#ccfbf1}@media (max-width:1100px){.WRJA4a_stats-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (max-width:768px){.WRJA4a_srs-header{padding:12px 0}.WRJA4a_srs-header-inner{padding:0 14px}.WRJA4a_srs-body{margin:16px auto;padding:0 14px 20px}.WRJA4a_srs-header-main{flex-direction:column;align-items:stretch;gap:12px}.WRJA4a_srs-header-actions{flex-wrap:wrap;gap:8px;width:100%}.WRJA4a_head-btn{flex:auto;justify-content:center;min-width:fit-content;height:36px;padding:0 12px;font-size:.8rem}.WRJA4a_stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.WRJA4a_tabs-wrap{grid-template-columns:repeat(3,minmax(0,1fr));width:100%;display:grid}.WRJA4a_tabs-row{align-items:stretch}.WRJA4a_srs-settings-btn{justify-content:center;width:100%}.WRJA4a_tab-btn{justify-content:center}.WRJA4a_rating-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.WRJA4a_rating-hint{grid-template-columns:1fr}.WRJA4a_review-stage-row{flex-direction:column;align-items:stretch}.WRJA4a_list-item{flex-direction:column}}@media (max-width:520px){.WRJA4a_stats-grid{grid-template-columns:1fr}}.dark .WRJA4a_srs-page{color:#f1f5f9;background:#090d16}.dark .WRJA4a_srs-header{background:#0f172a;border-bottom-color:#1e293b}.dark .WRJA4a_bc-link{color:#94a3b8}.dark .WRJA4a_bc-link:hover{color:#60a5fa}.dark .WRJA4a_bc-sep{color:#475569}.dark .WRJA4a_bc-current{color:#60a5fa}.dark .WRJA4a_srs-title{color:#f8fafc}.dark .WRJA4a_srs-subtitle{color:#94a3b8}.dark .WRJA4a_head-btn-outline{color:#e2e8f0;background:#1e293b;border-color:#334155;box-shadow:0 1px 3px #0000004d}.dark .WRJA4a_head-btn-outline .WRJA4a_head-btn-icon{color:#60a5fa}.dark .WRJA4a_head-btn-outline:hover{color:#fff;background:#334155;border-color:#475569;box-shadow:0 2px 6px #0006}.dark .WRJA4a_head-btn-help{color:#fcd34d;background:#f59e0b1f;border-color:#f59e0b4d;box-shadow:0 1px 3px #0003}.dark .WRJA4a_head-btn-help .WRJA4a_head-btn-icon{color:#fbbf24}.dark .WRJA4a_head-btn-help:hover{color:#fef08a;background:#f59e0b38;border-color:#f59e0b80}.dark .WRJA4a_head-btn-solid{color:#fff;background:linear-gradient(135deg,#3b82f6 0%,#2563eb 100%);border-color:#ffffff26;box-shadow:0 2px 10px #2563eb59}.dark .WRJA4a_head-btn-solid .WRJA4a_head-btn-icon{color:#fff}.dark .WRJA4a_head-btn-solid:hover:not(:disabled){background:linear-gradient(135deg,#60a5fa 0%,#3b82f6 100%);transform:translateY(-1px);box-shadow:0 4px 14px #3b82f680}.dark .WRJA4a_stat-card{background:#0f172a;border-color:#1e293b;box-shadow:0 4px 16px #00000040}.dark .WRJA4a_stat-label{color:#94a3b8}.dark .WRJA4a_stat-sub{color:#64748b}.dark .WRJA4a_stat-due .WRJA4a_stat-value{color:#f59e0b}.dark .WRJA4a_stat-upcoming .WRJA4a_stat-value{color:#38bdf8}.dark .WRJA4a_stat-mastered .WRJA4a_stat-value{color:#4ade80}.dark .WRJA4a_stat-retention .WRJA4a_stat-value{color:#a78bfa}.dark .WRJA4a_stat-streak .WRJA4a_stat-value{color:#fb7185}.dark .WRJA4a_stat-total .WRJA4a_stat-value{color:#cbd5e1}.dark .WRJA4a_tabs-wrap{background:#0f172a;border-color:#1e293b}.dark .WRJA4a_tab-btn{color:#94a3b8}.dark .WRJA4a_tab-btn:hover{color:#f1f5f9;background:#1e293b}.dark .WRJA4a_tab-btn.WRJA4a_active{color:#fff;background:#2563eb}.dark .WRJA4a_tab-btn:not(.WRJA4a_active) .WRJA4a_tab-count{color:#94a3b8;background:#1e293b}.dark .WRJA4a_srs-settings-btn{color:#cbd5e1;background:#0f172a;border-color:#1e293b}.dark .WRJA4a_srs-settings-btn:hover{color:#f1f5f9;background:#1e293b}:is(.dark .WRJA4a_review-box,.dark .WRJA4a_list-box){background:#0f172a;border-color:#1e293b;box-shadow:0 4px 20px #00000040}.dark .WRJA4a_review-title{color:#f8fafc}.dark .WRJA4a_list-header h2{color:#f8fafc}.dark .WRJA4a_review-index{color:#94a3b8}.dark .WRJA4a_list-header p{color:#94a3b8}.dark .WRJA4a_srs-active-practice-bar{background:#131d31;border-color:#1e293b}.dark .WRJA4a_bar-label{color:#94a3b8}.dark .WRJA4a_practice-chip{color:#cbd5e1;background:#1e293b}.dark .WRJA4a_practice-chip.WRJA4a_btn-mean{color:#6ee7b7;background:#064e3b;border-color:#059669}.dark .WRJA4a_practice-chip.WRJA4a_btn-pinyin{color:#93c5fd;background:#172554;border-color:#1d4ed8}.dark .WRJA4a_practice-chip.WRJA4a_btn-word{color:#d8b4fe;background:#3b0764;border-color:#7e22ce}.dark .WRJA4a_practice-chip.WRJA4a_btn-listen{color:#fdba74;background:#431407;border-color:#c2410c}.dark .WRJA4a_practice-chip.WRJA4a_btn-flashcard{color:#5eead4;background:#134e4a;border-color:#0f766e}.dark .WRJA4a_review-card{background:#131d31;border-color:#1e293b}.dark .WRJA4a_stage-chip{color:#94a3b8;background:#1e293b}.dark .WRJA4a_stage-chip.WRJA4a_revealed{color:#93c5fd;background:#172554}.dark .WRJA4a_review-audio-btn{color:#93c5fd;background:#172554;border-color:#1e3a8a}:is(.dark .WRJA4a_review-audio-btn:hover,.dark .WRJA4a_review-audio-btn.WRJA4a_playing){color:#dbeafe;background:#1e40af}.dark .WRJA4a_review-word{color:#f8fafc}.dark .WRJA4a_review-pinyin{color:#93c5fd}.dark .WRJA4a_vocab-detail-btn{color:#cbd5e1;background:#1e293b;border-color:#334155}.dark .WRJA4a_vocab-detail-btn:hover{color:#f8fafc;background:#334155}.dark .WRJA4a_review-prompt-box{background:#0f172a;border-color:#334155}.dark .WRJA4a_review-prompt{color:#94a3b8}.dark .WRJA4a_review-meaning{color:#2dd4bf}.dark .WRJA4a_ghost-btn{color:#cbd5e1;background:#1e293b;border-color:#334155}.dark .WRJA4a_ghost-btn:hover{color:#f8fafc;background:#334155}.dark .WRJA4a_notebook-chip{color:#a5b4fc;background:#1e1b4b;border-color:#312e81}.dark .WRJA4a_notebook-chip:hover{background:#312e81}.dark .WRJA4a_meta-chip{color:#94a3b8;background:#1e293b}.dark .WRJA4a_list-meta>span{color:#94a3b8;background:#1e293b}:is(.dark .WRJA4a_review-note,.dark .WRJA4a_list-note){color:#fdba74;background:#431407}.dark .WRJA4a_rating-hint span{color:#94a3b8;background:#0f172a;border-color:#1e293b}.dark .WRJA4a_list-item{background:#131d31;border-color:#1e293b}.dark .WRJA4a_list-item:hover{background:#18243c}.dark .WRJA4a_list-word{color:#f8fafc}.dark .WRJA4a_list-pinyin{color:#93c5fd}.dark .WRJA4a_list-meaning{color:#2dd4bf}:is(.dark .WRJA4a_jump-btn,.dark .WRJA4a_load-more-btn){color:#fdba74;background:#431407;border-color:#9a3412}:is(.dark .WRJA4a_jump-btn:hover:not(:disabled),.dark .WRJA4a_load-more-btn:hover:not(:disabled)){background:#7c2d12}:is(.dark .WRJA4a_empty-state,.dark .WRJA4a_loading-state){color:#94a3b8;background:#131d31;border-color:#334155}.dark .WRJA4a_empty-state h3{color:#f1f5f9}.dark .WRJA4a_empty-state p{color:#94a3b8}.dark .WRJA4a_guide-modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#000000bf}:is(.dark .WRJA4a_guide-modal,.dark .WRJA4a_settings-modal){background:#0f172a;border-color:#1e293b;box-shadow:0 25px 60px #0009}.dark .WRJA4a_guide-head{background:#1e293b;border-bottom-color:#334155}.dark .WRJA4a_guide-head h3{color:#f8fafc}.dark .WRJA4a_guide-close{color:#94a3b8}.dark .WRJA4a_guide-close:hover{color:#f8fafc;background:#334155}.dark .WRJA4a_guide-section h4{color:#f8fafc}.dark .WRJA4a_guide-section p{color:#94a3b8}.dark .WRJA4a_guide-section p strong{color:#f1f5f9}.dark .WRJA4a_guide-list{color:#94a3b8}.dark .WRJA4a_guide-list li strong{color:#f1f5f9}.dark .WRJA4a_setting-toggle{color:#f8fafc;background:#1e293b;border-color:#334155}.dark .WRJA4a_setting-toggle:hover{background:#253349}.dark .WRJA4a_guide-rating-card{box-shadow:0 2px 8px #00000040}.dark .WRJA4a_guide-rating-card span{color:#cbd5e1}.dark .WRJA4a_guide-rating-card.WRJA4a_forgot{background:#ef44441f;border-color:#ef44444d}.dark .WRJA4a_guide-rating-card.WRJA4a_forgot strong{color:#f87171}.dark .WRJA4a_guide-rating-card.WRJA4a_hard{background:#f973161f;border-color:#f973164d}.dark .WRJA4a_guide-rating-card.WRJA4a_hard strong{color:#fb923c}.dark .WRJA4a_guide-rating-card.WRJA4a_good{background:#10b9811f;border-color:#10b9814d}.dark .WRJA4a_guide-rating-card.WRJA4a_good strong{color:#34d399}.dark .WRJA4a_guide-rating-card.WRJA4a_easy{background:#3b82f61f;border-color:#3b82f64d}.dark .WRJA4a_guide-rating-card.WRJA4a_easy strong{color:#60a5fa}.dark .WRJA4a_guide-foot{background:#1e293b;border-top-color:#334155}.dark .WRJA4a_guide-ok{color:#fff;background:linear-gradient(135deg,#3b82f6 0%,#2563eb 100%);box-shadow:0 2px 10px #2563eb66}.dark .WRJA4a_guide-ok:hover{background:linear-gradient(135deg,#60a5fa 0%,#3b82f6 100%);transform:translateY(-1px);box-shadow:0 4px 16px #3b82f680}.WRJA4a_tabs-right-actions{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.WRJA4a_prompt-mode-group{background:#fff;border:1px solid #e2e8f0;border-radius:11px;align-items:center;gap:4px;padding:4px;display:inline-flex}.WRJA4a_prompt-mode-btn{color:#475569;cursor:pointer;background:0 0;border:none;border-radius:8px;align-items:center;gap:5px;padding:6px 11px;font-size:.8rem;font-weight:700;transition:all .15s;display:inline-flex}.WRJA4a_prompt-mode-btn:hover{color:#0f172a;background:#f1f5f9}.WRJA4a_prompt-mode-btn.WRJA4a_active{color:#fff;background:linear-gradient(135deg,#4f46e5,#6366f1);box-shadow:0 2px 6px #4f46e547}.WRJA4a_undo-btn{color:#b45309;cursor:pointer;background:#fffbeb;border:1px solid #f59e0b;border-radius:10px;align-items:center;gap:6px;padding:8px 13px;font-size:.83rem;font-weight:700;transition:all .15s;display:inline-flex}.WRJA4a_undo-btn:hover:not(:disabled){background:#fef3c7;transform:translateY(-1px)}.WRJA4a_review-header-left{flex-wrap:wrap;align-items:center;gap:16px;display:flex}.WRJA4a_session-progress-wrap{align-items:center;gap:8px;display:inline-flex}.WRJA4a_session-progress-bar{background:#e2e8f0;border-radius:999px;width:110px;height:7px;overflow:hidden}.WRJA4a_session-progress-fill{background:linear-gradient(90deg,#10b981,#3b82f6);border-radius:999px;height:100%;transition:width .3s}.WRJA4a_session-progress-text{color:#64748b;font-size:.78rem;font-weight:600}.WRJA4a_review-nav-group{align-items:center;gap:8px;display:inline-flex}.WRJA4a_nav-arrow-btn{color:#334155;cursor:pointer;background:#fff;border:1px solid #cbd5e1;border-radius:8px;justify-content:center;align-items:center;width:30px;height:30px;transition:all .15s;display:inline-flex}.WRJA4a_nav-arrow-btn:hover:not(:disabled){color:#0f172a;background:#f1f5f9}.WRJA4a_nav-arrow-btn:disabled{opacity:.4;cursor:not-allowed}.WRJA4a_card-badges-left{flex-wrap:wrap;flex:auto;align-items:center;gap:6px;min-width:0;display:flex}.WRJA4a_card-tools-right{flex-wrap:nowrap;flex-shrink:0;align-items:center;gap:6px;display:flex}.WRJA4a_tool-action-btn{color:#334155;white-space:nowrap;cursor:pointer;background:#fff;border:1px solid #cbd5e1;border-radius:9px;align-items:center;gap:5px;padding:6px 10px;font-size:.77rem;font-weight:700;transition:all .15s;display:inline-flex}.WRJA4a_tool-action-btn:hover{color:#0f172a;background:#f1f5f9;border-color:#94a3b8;transform:translateY(-1px)}.WRJA4a_tool-action-btn.WRJA4a_active{color:#4f46e5;background:#eef2ff;border-color:#6366f1}.WRJA4a_hsk-badge{color:#fff;background:#10b981;border-radius:999px;align-items:center;padding:3px 9px;font-size:.72rem;font-weight:800;display:inline-flex}.WRJA4a_hsk-1{background:#10b981}.WRJA4a_hsk-2{background:#0ea5e9}.WRJA4a_hsk-3{background:#6366f1}.WRJA4a_hsk-4{background:#f59e0b}.WRJA4a_hsk-5{background:#a855f7}.WRJA4a_hsk-6{background:#e11d48}.WRJA4a_meta-chip{align-items:center;gap:4px;display:inline-flex}.WRJA4a_meta-chip-streak{color:#e11d48;background:#fff1f2;border:1px solid #fecdd3;border-radius:999px;align-items:center;gap:4px;padding:3px 10px;font-size:.76rem;font-weight:700;display:inline-flex}.WRJA4a_meta-chip-tag{color:#b45309;background:#fef3c7;border:1px solid #fde68a;border-radius:999px;align-items:center;gap:4px;padding:3px 10px;font-size:.76rem;font-weight:700;display:inline-flex}.WRJA4a_inline-meta-editor{background:#f8fafc;border:1px solid #c7d2fe;border-radius:12px;margin:12px 0;padding:12px 14px}.WRJA4a_meta-editor-row{flex-wrap:wrap;align-items:flex-end;gap:10px;display:flex}.WRJA4a_meta-editor-field{flex-direction:column;flex:280px;gap:4px;display:flex}.WRJA4a_meta-editor-tag{flex-direction:column;flex:0 0 180px;gap:4px;display:flex}.WRJA4a_meta-editor-field label,.WRJA4a_meta-editor-tag label{color:#475569;font-size:.75rem;font-weight:700}.WRJA4a_meta-input,.WRJA4a_meta-select{color:#0f172a;background:#fff;border:1px solid #cbd5e1;border-radius:8px;outline:none;height:36px;padding:0 10px;font-size:.84rem}.WRJA4a_meta-input:focus,.WRJA4a_meta-select:focus{border-color:#6366f1}.WRJA4a_meta-editor-actions{align-items:center;gap:6px;display:flex}.WRJA4a_meta-save-btn{color:#fff;cursor:pointer;background:#4f46e5;border:none;border-radius:8px;height:36px;padding:0 14px;font-size:.82rem;font-weight:700}.WRJA4a_meta-cancel-btn{color:#475569;cursor:pointer;background:#fff;border:1px solid #cbd5e1;border-radius:8px;height:36px;padding:0 12px;font-size:.82rem;font-weight:600}.WRJA4a_flashcard-stage{text-align:center;background:#fff;border:1px solid #e2e8f0;border-radius:14px;flex-direction:column;align-items:center;margin-top:10px;padding:24px 20px 18px;display:flex}.WRJA4a_flashcard-front{flex-direction:column;align-items:center;gap:6px;margin-bottom:10px;display:flex}.WRJA4a_flashcard-stage .WRJA4a_review-word{letter-spacing:.02em;font-size:3.1rem;line-height:1.2}.WRJA4a_flashcard-stage .WRJA4a_review-pinyin{color:#2563eb;font-size:1.3rem;font-weight:700}.WRJA4a_prompt-mode-eyebrow{text-transform:uppercase;letter-spacing:.04em;color:#64748b;font-size:.8rem;font-weight:700}.WRJA4a_prompt-meaning-front{color:#0f766e;margin:4px 0 0;font-size:1.85rem;font-weight:800}.WRJA4a_prompt-meaning-en{color:#64748b;margin:2px 0 0;font-size:.95rem;font-style:italic}.WRJA4a_audio-challenge-btn{color:#1d4ed8;cursor:pointer;background:#eff6ff;border:2px solid #3b82f6;border-radius:999px;align-items:center;gap:10px;margin-top:8px;padding:14px 24px;font-size:1rem;font-weight:800;transition:all .2s;display:inline-flex}.WRJA4a_audio-challenge-btn:hover{background:#dbeafe;transform:scale(1.02)}.WRJA4a_flashcard-stage .WRJA4a_review-prompt-box{flex-direction:column;align-items:center;width:min(560px,100%);margin-top:10px;display:flex}.WRJA4a_flashcard-stage .WRJA4a_reveal-btn{border-radius:12px;padding:12px 28px;font-size:.96rem;box-shadow:0 4px 14px #0f766e47}.WRJA4a_revealed-answer-panel{flex-direction:column;align-items:center;gap:10px;width:100%;max-width:780px;margin-top:4px;display:flex}.WRJA4a_revealed-hanzi-row{flex-wrap:wrap;justify-content:center;align-items:baseline;gap:12px;display:flex}.WRJA4a_revealed-meaning-block{flex-direction:column;align-items:center;gap:3px;display:flex}.WRJA4a_review-meaning-en{color:#64748b;margin:0;font-size:.92rem;font-style:italic}.WRJA4a_rating-section{width:100%;margin-top:10px}.WRJA4a_rating-btn{border-radius:12px;flex-direction:column;justify-content:center;align-items:center;gap:4px;padding:11px 12px;display:flex}.WRJA4a_rating-btn-top{align-items:center;gap:6px;display:flex}.WRJA4a_rating-key-badge{background:#ffffff38;border-radius:6px;justify-content:center;align-items:center;width:20px;height:20px;font-size:.74rem;font-weight:800;display:inline-flex}.WRJA4a_rating-label{font-size:.98rem;font-weight:800}.WRJA4a_rating-interval{background:#00000038;border-radius:999px;padding:2px 8px;font-size:.73rem;font-weight:700}.WRJA4a_rating-desc{opacity:.9;font-size:.74rem;font-weight:500}.WRJA4a_review-foot{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-top:14px;display:flex}.WRJA4a_shortcut-hint-bar{color:#64748b;align-items:center;gap:6px;font-size:.78rem;display:inline-flex}.WRJA4a_shortcut-hint-bar kbd{color:#334155;background:#f1f5f9;border:1px solid #cbd5e1;border-radius:5px;padding:1px 6px;font-family:inherit;font-size:.72rem;font-weight:700;display:inline-block}.WRJA4a_review-foot-buttons{align-items:center;gap:8px;display:flex}.WRJA4a_list-header-title-row{align-items:center;gap:10px;display:flex}.WRJA4a_list-total-badge{color:#334155;background:#e2e8f0;border-radius:999px;padding:3px 10px;font-size:.78rem;font-weight:700}.WRJA4a_list-header-controls{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.WRJA4a_upcoming-days-group{background:#f1f5f9;border-radius:9px;align-items:center;gap:4px;padding:3px;display:inline-flex}.WRJA4a_days-chip{color:#475569;cursor:pointer;background:0 0;border:none;border-radius:7px;padding:5px 10px;font-size:.78rem;font-weight:700}.WRJA4a_days-chip.WRJA4a_active{color:#fff;background:#2563eb}.WRJA4a_anti-spoiler-btn{color:#475569;cursor:pointer;background:#fff;border:1px solid #cbd5e1;border-radius:9px;align-items:center;gap:6px;padding:6px 12px;font-size:.8rem;font-weight:700;transition:all .15s;display:inline-flex}.WRJA4a_anti-spoiler-btn.WRJA4a_active{color:#b45309;background:#fffbeb;border-color:#f59e0b}.WRJA4a_list-filter-bar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;margin-bottom:14px;display:flex}.WRJA4a_list-search-wrap{flex:260px;align-items:center;display:flex;position:relative}.WRJA4a_search-icon{color:#94a3b8;pointer-events:none;position:absolute;left:11px}.WRJA4a_list-search-input{color:#0f172a;background:#f8fafc;border:1px solid #cbd5e1;border-radius:9px;outline:none;width:100%;height:36px;padding:0 30px 0 34px;font-size:.84rem}.WRJA4a_list-search-input:focus{background:#fff;border-color:#3b82f6}.WRJA4a_search-clear-btn{color:#94a3b8;cursor:pointer;background:0 0;border:none;justify-content:center;align-items:center;display:inline-flex;position:absolute;right:8px}.WRJA4a_list-selects-wrap{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.WRJA4a_filter-select{color:#334155;cursor:pointer;background:#f8fafc;border:1px solid #cbd5e1;border-radius:9px;outline:none;height:36px;padding:0 10px;font-size:.81rem;font-weight:600}.WRJA4a_blurred-answer{filter:blur(6px);-webkit-user-select:none;user-select:none;cursor:pointer;transition:filter .2s}.WRJA4a_blurred-answer:hover{filter:blur()}.WRJA4a_list-meaning-en{color:#64748b;font-size:.9rem;font-style:italic;font-weight:500}.WRJA4a_list-item.WRJA4a_active-due-item{border-color:#3b82f6;box-shadow:0 0 0 1px #3b82f64d}.WRJA4a_list-actions{flex-shrink:0;align-items:center;gap:6px;display:flex}.WRJA4a_list-icon-btn{color:#334155;cursor:pointer;background:#f8fafc;border:1px solid #cbd5e1;border-radius:9px;justify-content:center;align-items:center;width:34px;height:34px;transition:all .15s;display:inline-flex}.WRJA4a_list-icon-btn:hover,.WRJA4a_list-icon-btn.WRJA4a_playing{color:#2563eb;background:#eff6ff;border-color:#93c5fd}.WRJA4a_jump-btn.WRJA4a_current{color:#1d4ed8;background:#eff6ff;border-color:#60a5fa}.WRJA4a_toast{align-items:center;gap:10px;display:inline-flex}.WRJA4a_toast-undo-btn{color:#fff;cursor:pointer;background:#ffffff29;border:1px solid #ffffff73;border-radius:7px;padding:4px 10px;font-size:.78rem;font-weight:800}.dark .WRJA4a_prompt-mode-group{background:#0f172a;border-color:#1e293b}.dark .WRJA4a_prompt-mode-btn{color:#94a3b8}.dark .WRJA4a_prompt-mode-btn:hover{color:#f8fafc;background:#1e293b}.dark .WRJA4a_prompt-mode-btn.WRJA4a_active{color:#fff;background:linear-gradient(135deg,#4f46e5,#6366f1)}.dark .WRJA4a_undo-btn{color:#fcd34d;background:#f59e0b24;border-color:#f59e0b66}.dark .WRJA4a_session-progress-bar{background:#1e293b}.dark .WRJA4a_session-progress-text{color:#94a3b8}.dark .WRJA4a_nav-arrow-btn{color:#cbd5e1;background:#1e293b;border-color:#334155}.dark .WRJA4a_nav-arrow-btn:hover:not(:disabled){color:#f8fafc;background:#334155}.dark .WRJA4a_tool-action-btn{color:#cbd5e1;background:#1e293b;border-color:#334155}.dark .WRJA4a_tool-action-btn:hover{color:#fff;background:#334155;border-color:#475569}.dark .WRJA4a_tool-action-btn.WRJA4a_active{color:#a5b4fc;background:#6366f133;border-color:#6366f1}.dark .WRJA4a_meta-chip-streak{color:#fda4af;background:#e11d4826;border-color:#e11d4859}.dark .WRJA4a_meta-chip-tag{color:#fcd34d;background:#f59e0b26;border-color:#f59e0b59}.dark .WRJA4a_inline-meta-editor{background:#0f172a;border-color:#312e81}:is(.dark .WRJA4a_meta-editor-field label,.dark .WRJA4a_meta-editor-tag label){color:#94a3b8}:is(.dark .WRJA4a_meta-input,.dark .WRJA4a_meta-select){color:#f8fafc;background:#1e293b;border-color:#334155}.dark .WRJA4a_meta-cancel-btn{color:#cbd5e1;background:#1e293b;border-color:#334155}.dark .WRJA4a_flashcard-stage{background:#0b1323;border-color:#1e293b}.dark .WRJA4a_prompt-meaning-front{color:#2dd4bf}.dark .WRJA4a_audio-challenge-btn{color:#93c5fd;background:#172554;border-color:#3b82f6}.dark .WRJA4a_shortcut-hint-bar{color:#64748b}.dark .WRJA4a_shortcut-hint-bar kbd{color:#cbd5e1;background:#1e293b;border-color:#334155}.dark .WRJA4a_list-total-badge{color:#cbd5e1;background:#1e293b}.dark .WRJA4a_upcoming-days-group{background:#1e293b}.dark .WRJA4a_days-chip{color:#94a3b8}.dark .WRJA4a_anti-spoiler-btn{color:#cbd5e1;background:#1e293b;border-color:#334155}.dark .WRJA4a_anti-spoiler-btn.WRJA4a_active{color:#fcd34d;background:#f59e0b24;border-color:#f59e0b66}:is(.dark .WRJA4a_list-search-input,.dark .WRJA4a_filter-select){color:#f1f5f9;background:#131d31;border-color:#1e293b}.dark .WRJA4a_list-search-input:focus{background:#0f172a;border-color:#3b82f6}.dark .WRJA4a_list-icon-btn{color:#cbd5e1;background:#1e293b;border-color:#334155}:is(.dark .WRJA4a_list-icon-btn:hover,.dark .WRJA4a_list-icon-btn.WRJA4a_playing){color:#93c5fd;background:#172554;border-color:#3b82f6}.dark .WRJA4a_jump-btn.WRJA4a_current{color:#93c5fd;background:#172554;border-color:#3b82f6}
.AEQKya_sm-vocab-backdrop{-webkit-backdrop-filter:blur(4px);z-index:var(--z-modal-tertiary,12500);background:#0f172a99;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}.AEQKya_sm-vocab-modal{background:#fff;border-radius:20px;flex-direction:column;width:min(880px,100vw - 32px);max-height:85vh;animation:.3s cubic-bezier(.16,1,.3,1) AEQKya_smSlideUp;display:flex;overflow:hidden;box-shadow:0 25px 80px #0000002e,0 0 0 1px #ffffff1a}.dark .AEQKya_sm-vocab-modal{background:#0f172a;box-shadow:0 25px 80px #00000073,0 0 0 1px #ffffff14}@keyframes AEQKya_smSlideUp{0%{opacity:0;transform:translateY(16px)scale(.97)}to{opacity:1;transform:none}}.AEQKya_sm-vocab-header{color:#fff;background:linear-gradient(135deg,#4299e1 0%,#3b82f6 100%);justify-content:space-between;align-items:center;padding:16px 20px;display:flex}.AEQKya_sm-vocab-header-left{color:#fff;align-items:center;gap:9px;font-size:.95rem;font-weight:700;display:flex}.AEQKya_sm-vocab-close{cursor:pointer;color:#fff;background:#fff3;border:none;border-radius:50%;justify-content:center;align-items:center;width:30px;height:30px;transition:all .15s;display:flex}.AEQKya_sm-vocab-close:hover{background:#ffffff59;transform:rotate(90deg)}.AEQKya_va-search-bar{background:#f8fafc;border-bottom:1px solid #e2e8f0;flex-shrink:0;align-items:center;gap:8px;padding:10px 20px;display:flex}.dark .AEQKya_va-search-bar{background:#0b1120;border-bottom-color:#1e293b}.AEQKya_va-search-input{color:#1e293b;background:0 0;border:none;outline:none;flex:1;font-size:.84rem}.dark .AEQKya_va-search-input{color:#f1f5f9}.AEQKya_va-search-input::placeholder{color:#94a3b8}.AEQKya_va-search-clear{color:#fff;cursor:pointer;background:#cbd5e1;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:20px;height:20px;transition:all .15s;display:flex}.AEQKya_va-search-clear:hover{background:#94a3b8}.AEQKya_sm-vocab-loading,.AEQKya_sm-vocab-empty{text-align:center;color:#94a3b8;padding:40px 20px;font-size:.9rem}.AEQKya_sm-vocab-list{flex-direction:column;flex:1;gap:16px;max-height:calc(85vh - 130px);padding:16px;display:flex;overflow:hidden auto}.AEQKya_sm-vocab-list .AEQKya_vocabulary-card{flex-shrink:0!important;min-height:fit-content!important}.AEQKya_sm-vocab-list::-webkit-scrollbar{width:4px}.AEQKya_sm-vocab-list::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:4px}.dark .AEQKya_sm-vocab-list::-webkit-scrollbar-thumb{background:#334155}.AEQKya_sm-vocab-list::-webkit-scrollbar-track{background:0 0}.AEQKya_sm-vocab-item{border-left:3px solid #0000;justify-content:space-between;align-items:flex-start;gap:10px;padding:12px 20px;transition:all .15s;display:flex}.AEQKya_sm-vocab-item:hover{background:#f0f7ff;border-left-color:#4299e1}.dark .AEQKya_sm-vocab-item:hover{background:#1e293b;border-left-color:#3b82f6}.AEQKya_sm-selected{background:#f0f7ff;border-left-color:#4299e1}.dark .AEQKya_sm-selected{background:#1e293b;border-left-color:#3b82f6}.AEQKya_sm-vocab-checkbox{cursor:pointer;flex-shrink:0;align-items:center;margin-right:2px;padding-top:4px;display:flex}.AEQKya_sm-vocab-checkbox input[type=checkbox],.AEQKya_sm-vocab-checkbox input{accent-color:#4299e1;cursor:pointer;border-radius:4px;width:16px;height:16px}.AEQKya_sm-vocab-main{flex:1;min-width:0}.AEQKya_sm-vocab-top{flex-wrap:wrap;align-items:center;gap:7px;display:flex}.AEQKya_sm-vocab-hanzi{color:#0f172a;letter-spacing:.5px;font-size:1.25rem;font-weight:800;font-family:var(--chinese-font,"LXGW WenKai", "Noto Sans SC", "PingFang SC", sans-serif)!important}.dark .AEQKya_sm-vocab-hanzi{color:#f8fafc}.AEQKya_sm-vocab-level{color:#fff;letter-spacing:.3px;text-transform:uppercase;background:#94a3b8;border-radius:10px;padding:2px 7px;font-size:.6rem;font-weight:700}.AEQKya_sm-lv-1{background:linear-gradient(135deg,#22c55e,#16a34a)}.AEQKya_sm-lv-2{background:linear-gradient(135deg,#14b8a6,#0d9488)}.AEQKya_sm-lv-3{background:linear-gradient(135deg,#3b82f6,#2563eb)}.AEQKya_sm-lv-4{background:linear-gradient(135deg,#6366f1,#4f46e5)}.AEQKya_sm-lv-5{background:linear-gradient(135deg,#a855f7,#9333ea)}.AEQKya_sm-lv-6{background:linear-gradient(135deg,#f43f5e,#e11d48)}.AEQKya_sm-lv-7-9{background:linear-gradient(135deg,#f59e0b,#d97706)}.AEQKya_sm-lv-1-2{background:linear-gradient(135deg,#22c55e,#0d9488)}.AEQKya_sm-vocab-type{color:#0369a1;background:#e0f2fe;border-radius:10px;padding:2px 7px;font-size:.6rem;font-weight:600}.dark .AEQKya_sm-vocab-type{color:#38bdf8;background:#0369a140}.AEQKya_sm-vocab-pinyin{color:#4299e1;margin-top:3px;font-size:.82rem;font-style:italic}.dark .AEQKya_sm-vocab-pinyin{color:#60a5fa}.AEQKya_sm-vocab-hanviet{color:#ea580c;font-style:normal;font-weight:700}.dark .AEQKya_sm-vocab-hanviet{color:#fb923c}.AEQKya_sm-vocab-meaning{color:#475569;margin-top:2px;font-size:.85rem;line-height:1.4}.dark .AEQKya_sm-vocab-meaning{color:#94a3b8}.AEQKya_sm-definitions-list{flex-direction:column;gap:12px;margin-top:10px;display:flex}.AEQKya_sm-definition-item{border-top:1px solid #f1f5f9;padding-top:10px}.dark .AEQKya_sm-definition-item{border-top-color:#1e293b}.AEQKya_sm-definition-item:first-child{border-top:none;padding-top:0}.AEQKya_sm-definition-header{align-items:center;gap:8px;margin-bottom:6px;display:flex}.AEQKya_sm-definition-meaning{color:#334155;margin:0;font-size:.85rem;font-weight:500;line-height:1.4}.dark .AEQKya_sm-definition-meaning{color:#cbd5e1}.AEQKya_sm-definition-examples{border-left:2px solid #e2e8f0;margin-top:8px;padding-left:12px}.dark .AEQKya_sm-definition-examples{border-left-color:#334155}.AEQKya_sm-vocab-actions{flex-shrink:0;gap:5px;padding-top:2px;display:flex}.AEQKya_sm-vocab-act{cursor:pointer;color:#64748b;background:#fff;border:1px solid #e2e8f0;border-radius:8px;justify-content:center;align-items:center;width:32px;height:32px;text-decoration:none;transition:all .2s;display:flex;position:relative}.dark .AEQKya_sm-vocab-act{color:#94a3b8;background:#1e293b;border-color:#334155}.AEQKya_sm-vocab-act:hover:not(:disabled){color:#4299e1;background:#eff6ff;border-color:#4299e1;transform:translateY(-1px);box-shadow:0 2px 6px #4299e126}.dark .AEQKya_sm-vocab-act:hover:not(:disabled){color:#60a5fa;background:#0f172a;border-color:#3b82f6}.AEQKya_sm-vocab-act:disabled{opacity:.3;cursor:not-allowed}.AEQKya_sm-act-male{color:#2563eb;background:#eff6ff99;border-color:#3b82f638}.AEQKya_sm-act-male:hover:not(:disabled){color:#fff;background:#2563eb;border-color:#2563eb}.AEQKya_sm-act-female{color:#ec4899;background:#fdf2f899;border-color:#ec489938}.AEQKya_sm-act-female:hover:not(:disabled){color:#fff;background:#ec4899;border-color:#ec4899}.AEQKya_sm-act-pdf{color:#dc2626;background:#fef2f299;border-color:#dc262638}.AEQKya_sm-act-pdf:hover:not(:disabled){color:#fff;background:#dc2626;border-color:#dc2626}.AEQKya_sm-bookmarked{color:#f59e0b!important;background:#fffbeb!important;border-color:#fbbf24!important}.dark .AEQKya_sm-bookmarked{background:#78350f4d!important;border-color:#d97706!important}.AEQKya_sm-bookmarked:hover:not(:disabled){box-shadow:0 2px 6px #f59e0b33;color:#d97706!important;background:#fef3c7!important;border-color:#f59e0b!important}.AEQKya_sm-nb-count{color:#fff;background:#f59e0b;border-radius:8px;justify-content:center;align-items:center;min-width:14px;height:14px;padding:0 4px;font-size:9px;font-weight:800;display:flex;position:absolute;top:-4px;right:-4px;box-shadow:0 2px 4px #f59e0b4d}.AEQKya_sm-vocab-footer{background:linear-gradient(#f8fafc 0%,#f1f5f9 100%);border-top:1px solid #e5e7eb;justify-content:space-between;align-items:center;gap:10px;padding:12px 20px;display:flex}.dark .AEQKya_sm-vocab-footer{background:linear-gradient(#0f172a 0%,#0b1120 100%);border-top-color:#1e293b}.AEQKya_sm-select-all{color:#475569;cursor:pointer;-webkit-user-select:none;user-select:none;white-space:nowrap;align-items:center;gap:7px;font-size:.82rem;font-weight:500;display:flex}.dark .AEQKya_sm-select-all{color:#94a3b8}.AEQKya_sm-select-all input[type=checkbox],.AEQKya_sm-select-all input{accent-color:#4299e1;cursor:pointer;width:15px;height:15px}.AEQKya_sm-footer-btns{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.AEQKya_sm-practice-btn{color:#fff;cursor:pointer;background:linear-gradient(135deg,#4299e1 0%,#3182ce 100%);border:none;border-radius:7px;align-items:center;gap:4px;padding:5px 10px;font-family:inherit;font-size:.72rem;font-weight:600;transition:all .2s;display:flex}.AEQKya_sm-practice-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 14px #4299e159}.AEQKya_sm-typing-btn{color:#fff;cursor:pointer;background:linear-gradient(135deg,#10b981 0%,#059669 100%);border:none;border-radius:7px;align-items:center;gap:4px;padding:5px 10px;font-family:inherit;font-size:.72rem;font-weight:600;transition:all .2s;display:flex}.AEQKya_sm-typing-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 14px #10b98159}.AEQKya_sm-flashcard-btn{color:#fff;cursor:pointer;background:linear-gradient(135deg,#805ad5 0%,#6b46c1 100%);border:none;border-radius:7px;align-items:center;gap:4px;padding:5px 10px;font-family:inherit;font-size:.72rem;font-weight:600;transition:all .2s;display:flex}.AEQKya_sm-flashcard-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 14px #805ad559}.AEQKya_sm-video-btn{cursor:pointer;color:#fff;background:linear-gradient(135deg,#ef4444,#dc2626);border:none;border-radius:7px;align-items:center;gap:4px;padding:5px 10px;font-family:inherit;font-size:.7rem;font-weight:600;transition:all .15s;display:flex}.AEQKya_sm-video-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 14px #ef444459}.AEQKya_sm-pdf-btn{color:#fff;cursor:pointer;background:linear-gradient(135deg,#f97316 0%,#ef4444 100%);border:none;border-radius:7px;align-items:center;gap:4px;padding:5px 10px;font-family:inherit;font-size:.72rem;font-weight:600;transition:all .2s;display:flex}.AEQKya_sm-pdf-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 14px #ef444459}.AEQKya_sm-practice-btn:disabled,.AEQKya_sm-typing-btn:disabled,.AEQKya_sm-flashcard-btn:disabled,.AEQKya_sm-video-btn:disabled,.AEQKya_sm-pdf-btn:disabled{opacity:.4;cursor:not-allowed;box-shadow:none!important;transform:none!important}.AEQKya_sm-practice-count{background:#ffffff4d;border-radius:10px;margin-left:2px;padding:1px 7px;font-size:.7rem;font-weight:700}.AEQKya_spin{animation:1s linear infinite AEQKya_spin}@keyframes AEQKya_spin{to{transform:rotate(360deg)}}.AEQKya_sm-example-item{border-bottom:1px dashed #e2e8f0;padding-bottom:10px}.dark .AEQKya_sm-example-item{border-bottom-color:#334155}.AEQKya_sm-example-item:last-child{border-bottom:none;padding-bottom:0}@media (max-width:640px){.AEQKya_sm-vocab-backdrop{padding:8px}.AEQKya_sm-vocab-modal{border-radius:18px;width:100%;max-width:100%;height:90vh}.AEQKya_sm-vocab-item{flex-wrap:wrap;padding:10px 12px}.AEQKya_sm-vocab-actions{justify-content:flex-end;width:100%;margin-top:6px}.AEQKya_sm-vocab-footer{flex-direction:column;align-items:stretch;gap:8px;padding:10px 12px}.AEQKya_sm-footer-btns{flex-wrap:wrap;width:100%}.AEQKya_sm-practice-btn,.AEQKya_sm-typing-btn,.AEQKya_sm-flashcard-btn,.AEQKya_sm-video-btn{flex:1;justify-content:center}}
.hihsk-poster-canvas{box-sizing:border-box;font-synthesis:none;-webkit-font-smoothing:antialiased;background:var(--p-bg);width:100%;max-width:856px;color:var(--p-text);border:1.5px solid var(--p-card-border);border-radius:20px;flex-direction:column;gap:14px;margin:0 auto;padding:16px;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-weight:500;display:flex;position:relative;overflow:hidden;box-shadow:0 12px 32px -8px #0000002e}.hihsk-poster-canvas *{box-sizing:border-box}.hihsk-poster-canvas .zh-kaiti{font-family:Kaiti SC,STKaiti,KaiTi,BiauKai,LXGW WenKai,Songti SC,serif;font-weight:700}.hihsk-poster-canvas .zh-kaiti-hero{font-family:Kaiti SC,STKaiti,KaiTi,BiauKai,LXGW WenKai,Songti SC,serif;font-weight:700;line-height:1}.hihsk-poster-canvas.theme-light{--p-bg:linear-gradient(180deg, #dcf4ef 0%, #eef7f5 28%, #f6f9f8 100%);--p-text:#0f172a;--p-text-sub:#475569;--p-hl:#dc2626;--p-rel-zh:#b91c1c;--p-card-bg:#fff;--p-card-border:#cbe0da;--p-sec2-bg:#f3faf8;--p-subcard-bg:#f8fcfa;--p-subcard-border:#daeae5;--p-tianzige-bg:#fffdfb;--p-tianzige-border:#dc2626;--p-pinyin:#0d6e64;--p-eq-bg:#e6f4fb;--p-eq-border:#c5e2f3;--p-eq-res-bg:#fcf0da;--p-eq-res-border:#edd5a5;--p-mnem-bg:#fef6e2;--p-mnem-border:#f3dfaa;--p-mnem-label:#b93829;--p-zh-box-bg:#e5f5ec;--p-zh-box-border:#cbe8d8;--p-dot-green:#0e745b;--p-formula-bg:#fef7e4;--p-formula-border:#f2dc9c;--p-formula-label:#d97706;--p-form-pill-bg:#fff;--p-form-pill-border:#e59a23;--p-ex-card-bg:#f9fcfa;--p-ex-card-border:#d5e5df;--p-rel-divider:#e2e8f0;--p-bamboo-opacity:.9}.hihsk-poster-canvas.theme-dark{--p-bg:linear-gradient(180deg, #07191e 0%, #0b1623 35%, #0f172a 100%);--p-text:#f8fafc;--p-text-sub:#94a3b8;--p-hl:#ff6b6b;--p-rel-zh:#ff8787;--p-card-bg:#111d2e;--p-card-border:#233852;--p-sec2-bg:#0e1826;--p-subcard-bg:#17263b;--p-subcard-border:#29405e;--p-tianzige-bg:#0a121e;--p-tianzige-border:#ef4444;--p-pinyin:#2dd4bf;--p-eq-bg:#15283e;--p-eq-border:#27476b;--p-eq-res-bg:#2e2214;--p-eq-res-border:#785522;--p-mnem-bg:#251e13;--p-mnem-border:#644c21;--p-mnem-label:#fbbf24;--p-zh-box-bg:#102a2b;--p-zh-box-border:#1c4847;--p-dot-green:#34d399;--p-formula-bg:#231c12;--p-formula-border:#634b21;--p-formula-label:#fbbf24;--p-form-pill-bg:#141e2f;--p-form-pill-border:#d97706;--p-ex-card-bg:#16253a;--p-ex-card-border:#283f5d;--p-rel-divider:#263850;--p-bamboo-opacity:.45}.hihsk-poster-canvas .bamboo-decor{pointer-events:none;z-index:1;width:120px;height:64px;opacity:var(--p-bamboo-opacity);position:absolute;top:0;left:52%;transform:translate(-50%)}.hihsk-poster-canvas .hl-red{color:var(--p-hl)!important}.hihsk-poster-canvas .poster-img-fallback{background:var(--p-tianzige-bg);border:1.5px dashed var(--p-card-border);color:var(--p-hl);text-align:center;justify-content:center;align-items:center;font-size:26px;display:flex}.hihsk-poster-canvas .top-bar{z-index:2;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;display:flex}.hihsk-poster-canvas .brand-pill{color:#fff;letter-spacing:.2px;background:linear-gradient(90deg,#075966 0%,#054752 100%);border-radius:999px;align-items:center;gap:9px;height:40px;padding:0 18px 0 13px;font-size:15px;font-weight:800;display:inline-flex;box-shadow:0 2px 8px #064d5938}.hihsk-poster-canvas.theme-dark .brand-pill{background:linear-gradient(90deg,#0d6e7a 0%,#084c55 100%);border:1px solid #14b8a68c}.hihsk-poster-canvas .lesson-pill{color:#fff;letter-spacing:.2px;background:linear-gradient(90deg,#e58e26 0%,#ca7514 100%);border-radius:999px;align-items:center;gap:8px;height:40px;padding:0 18px 0 13px;font-size:14.5px;font-weight:800;display:inline-flex;box-shadow:0 2px 8px #d9770638}.hihsk-poster-canvas.theme-dark .lesson-pill{background:linear-gradient(90deg,#d97706 0%,#b45309 100%);border:1px solid #f59e0b8c}.hihsk-poster-canvas .hdr-icon{object-fit:contain;flex-shrink:0;width:auto;height:22px}.hihsk-poster-canvas .hdr-icon-sm{object-fit:contain;flex-shrink:0;width:auto;height:19px}.hihsk-poster-canvas .hdr-icon-xs{object-fit:contain;flex-shrink:0;width:auto;height:17px}.hihsk-poster-canvas .sec1-grid{z-index:2;grid-template-columns:1.06fr 1fr;gap:12px;display:grid}@media (max-width:720px){.hihsk-poster-canvas .sec1-grid{grid-template-columns:1fr}}.hihsk-poster-canvas .bento-card{background:var(--p-card-bg);border:1.5px solid var(--p-card-border);border-radius:18px;box-shadow:0 2px 8px #0000000a}.hihsk-poster-canvas .hero-left{align-items:center;gap:13px;padding:13px;display:flex}.hihsk-poster-canvas .tianzige{border:2px solid var(--p-tianzige-border);background:var(--p-tianzige-bg);border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;width:128px;height:132px;transition:transform .15s,box-shadow .15s;display:flex;position:relative}.hihsk-poster-canvas .tianzige:hover{transform:scale(1.02);box-shadow:0 6px 16px #ef444426}.hihsk-poster-canvas .tianzige-grid-svg{pointer-events:none;width:100%;height:100%;position:absolute;inset:0}.hihsk-poster-canvas .tianzige-audio-badge{width:22px;height:22px;color:var(--p-pinyin);z-index:3;background:#0d948824;border-radius:999px;justify-content:center;align-items:center;display:inline-flex;position:absolute;bottom:6px;right:6px}.hihsk-poster-canvas .hero-char{z-index:2;white-space:nowrap;color:var(--p-text);justify-content:center;align-items:center;line-height:1;display:flex}.hihsk-poster-canvas .hero-meta{flex-direction:column;flex:1;justify-content:center;gap:8px;min-width:0;display:flex}.hihsk-poster-canvas .hero-pinyin{color:var(--p-pinyin);letter-spacing:-.3px;font-size:28px;font-weight:800;line-height:1.1}.hihsk-poster-canvas .meta-list{flex-direction:column;gap:5px;display:flex}.hihsk-poster-canvas .meta-line{color:var(--p-text);align-items:center;gap:7px;font-size:14.5px;font-weight:600;line-height:1.3;display:flex}.hihsk-poster-canvas .meta-line b{font-weight:800}.hihsk-poster-canvas .meta-sub-inline{color:var(--p-text-sub);font-size:13.5px;font-weight:500}.hihsk-poster-canvas .meta-img-icon{object-fit:contain;flex-shrink:0;width:19px;height:19px}.hihsk-poster-canvas .rad-char{color:var(--p-text);font-weight:700}.hihsk-poster-canvas .meta-line-mw{align-items:center}.hihsk-poster-canvas .meta-kanji-icon{color:#fff;background:linear-gradient(135deg,#0d9488 0%,#0f766e 100%);border-radius:5px;flex-shrink:0;justify-content:center;align-items:center;width:19px;height:19px;font-size:11px;font-weight:800;line-height:1;display:inline-flex}.hihsk-poster-canvas .mw-line-wrap{white-space:nowrap;flex-wrap:nowrap;align-items:center;gap:5px;min-width:0;display:inline-flex}.hihsk-poster-canvas .mw-pills-inline{flex-wrap:nowrap;align-items:center;gap:4px;display:inline-flex}.hihsk-poster-canvas .mw-inline-pill{background:var(--p-zh-box-bg);border:1px solid var(--p-zh-box-border);color:var(--p-text);white-space:nowrap;border-radius:6px;align-items:baseline;gap:2.5px;padding:1px 6.5px;font-size:12.5px;font-weight:700;transition:transform .12s,border-color .12s;display:inline-flex}.hihsk-poster-canvas .mw-inline-pill:hover{border-color:#14b8a6;transform:translateY(-1px)}.hihsk-poster-canvas .mw-pill-char{color:var(--p-hl);font-size:15px}.hihsk-poster-canvas .mw-pill-py{color:var(--p-pinyin);font-size:11.5px;font-weight:600}.hihsk-poster-canvas .mw-scope-badge{color:var(--p-pinyin);font-size:12.5px;font-weight:700;display:inline}.hihsk-poster-canvas .pos-row{flex-wrap:wrap;gap:6px;margin-top:2px;display:flex}.hihsk-poster-canvas .pos-pill{color:#fff;white-space:nowrap;text-align:center;border:1px solid #ffffff47;border-radius:999px;padding:4px 12px;font-size:13px;font-weight:700}.hihsk-poster-canvas .hero-right{flex-direction:column;justify-content:space-between;gap:10px;padding:12px 14px;display:flex}.hihsk-poster-canvas .sec-pill-teal{color:#fff;letter-spacing:.2px;background:#085e5a;border-radius:999px;flex-shrink:0;align-self:flex-start;align-items:center;gap:7px;height:32px;padding:0 15px 0 11px;font-size:14px;font-weight:800;display:inline-flex}.hihsk-poster-canvas.theme-dark .sec-pill-teal{background:#0d7a73;border:1px solid #14b8a680}.hihsk-poster-canvas .eq-container{justify-content:space-between;align-items:stretch;gap:6px;display:flex}.hihsk-poster-canvas .eq-box{background:var(--p-eq-bg);border:1.5px solid var(--p-eq-border);text-align:center;border-radius:12px;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:4px;min-height:92px;padding:8px 6px;display:flex}.hihsk-poster-canvas .eq-result{background:var(--p-eq-res-bg);border-color:var(--p-eq-res-border)}.hihsk-poster-canvas .eq-char{color:var(--p-text);justify-content:center;align-items:center;font-weight:700;line-height:1.05;display:flex}.hihsk-poster-canvas .eq-desc{color:var(--p-text-sub);font-size:12px;font-weight:600;line-height:1.25}.hihsk-poster-canvas .eq-chibi-img{object-fit:contain;flex-shrink:0;width:auto;height:34px}.hihsk-poster-canvas .eq-icon{flex-shrink:0;font-family:Apple Color Emoji,Segoe UI Emoji,sans-serif;font-size:22px;line-height:1}.hihsk-poster-canvas .eq-op{color:var(--p-text-sub);align-items:center;padding:0 1px;font-size:20px;font-weight:900;display:flex}.hihsk-poster-canvas .mnemonic-box{background:var(--p-mnem-bg);border:1.5px solid var(--p-mnem-border);color:var(--p-text);border-radius:12px;align-items:center;gap:9px;padding:9px 12px;font-size:13.5px;font-weight:500;line-height:1.4;display:flex}.hihsk-poster-canvas .mnemonic-bulb-img{object-fit:contain;flex-shrink:0;width:24px;height:28px}.hihsk-poster-canvas .mnemonic-box b{color:var(--p-mnem-label);font-weight:800}.hihsk-poster-canvas .sec2-wrap{background:var(--p-sec2-bg);border:1.5px solid var(--p-card-border);z-index:2;border-radius:18px;flex-direction:column;gap:10px;padding:12px;display:flex}.hihsk-poster-canvas .sec-header-row{align-items:center;display:flex}.hihsk-poster-canvas .sec-header-pill{color:#fff;letter-spacing:.2px;background:#07665f;border-radius:999px;align-items:center;gap:8px;height:36px;padding:0 18px 0 13px;font-size:15px;font-weight:800;display:inline-flex}.hihsk-poster-canvas.theme-dark .sec-header-pill{background:#0b7a71;border:1px solid #14b8a680}.hihsk-poster-canvas .meanings-grid{grid-template-columns:1fr 1fr;gap:10px;display:grid}@media (max-width:720px){.hihsk-poster-canvas .meanings-grid{grid-template-columns:1fr}}.hihsk-poster-canvas .meaning-card{background:var(--p-card-bg);border:1.5px solid var(--p-card-border);border-radius:15px;align-items:stretch;gap:12px;padding:10px;transition:transform .15s,border-color .15s;display:flex}.hihsk-poster-canvas .meaning-card:hover{border-color:#14b8a6;transform:translateY(-1px)}.hihsk-poster-canvas.theme-dark .meaning-card{background:var(--p-subcard-bg);border-color:var(--p-subcard-border)}.hihsk-poster-canvas .meaning-img{object-fit:cover;border-radius:12px;flex-shrink:0;align-self:center;width:128px;height:128px}.hihsk-poster-canvas .meaning-body{flex-direction:column;flex:1;justify-content:space-between;gap:6px;min-width:0;display:flex}.hihsk-poster-canvas .meaning-badge{color:#fff;letter-spacing:.2px;border-radius:999px;align-self:flex-start;align-items:center;gap:6px;min-height:24px;padding:2px 11px 2px 4px;font-size:12px;font-weight:800;display:inline-flex}.hihsk-poster-canvas .num-circle{background:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:18px;height:18px;font-size:11.5px;font-weight:800;display:inline-flex}.hihsk-poster-canvas .meaning-vn{color:var(--p-text);font-size:14px;font-weight:700;line-height:1.3}.hihsk-poster-canvas .vn-note-inline{color:var(--p-text-sub);font-size:12.8px;font-weight:500}.hihsk-poster-canvas .tri-orange{color:#f59e0b;font-size:11px}.hihsk-poster-canvas .meaning-zh-box{background:var(--p-zh-box-bg);border:1px solid var(--p-zh-box-border);border-radius:10px;flex-direction:column;gap:2px;padding:6px 10px;display:flex}.hihsk-poster-canvas .meaning-zh{color:var(--p-text);font-size:20px;font-weight:700;line-height:1.2}.hihsk-poster-canvas .meaning-py{color:var(--p-pinyin);padding-left:16px;font-size:12.5px;font-weight:600;line-height:1.25}.hihsk-poster-canvas .dot-green{color:var(--p-dot-green);vertical-align:middle;margin-right:4px;font-size:11px}.hihsk-poster-canvas .meaning-zh-vn{color:var(--p-text-sub);padding-left:16px;font-size:12.8px;font-style:italic;font-weight:500;line-height:1.25}.hihsk-poster-canvas .sec3-grid{z-index:2;grid-template-columns:1.38fr 1fr;gap:12px;display:grid}.hihsk-poster-canvas .sec3-grid.no-right{grid-template-columns:1fr}@media (max-width:720px){.hihsk-poster-canvas .sec3-grid{grid-template-columns:1fr}}.hihsk-poster-canvas .net-box{background:var(--p-card-bg);border:1.5px solid var(--p-card-border);border-radius:18px;flex-direction:column;gap:10px;padding:10px;display:flex}.hihsk-poster-canvas .net-header-blue{color:#fff;letter-spacing:.2px;background:linear-gradient(90deg,#1661bc 0%,#1e40af 100%);border-radius:12px;flex-shrink:0;align-items:center;gap:8px;height:36px;padding:0 16px 0 12px;font-size:14.5px;font-weight:800;display:flex}.hihsk-poster-canvas .comp-grid{flex:1;grid-template-columns:1fr 1fr;gap:10px;display:grid}.hihsk-poster-canvas .comp-card{background:var(--p-subcard-bg);border:1.5px solid var(--p-subcard-border);border-radius:14px;flex-direction:column;gap:7px;padding:8px;transition:transform .15s,border-color .15s;display:flex}.hihsk-poster-canvas .comp-card:hover{border-color:#3b82f6;transform:translateY(-1px)}.hihsk-poster-canvas .comp-img{object-fit:cover;border-radius:10px;flex-shrink:0;width:100%;height:104px}.hihsk-poster-canvas .comp-info{text-align:center;flex-direction:column;flex:1;justify-content:space-between;align-items:center;gap:4px;display:flex}.hihsk-poster-canvas .comp-head-line{flex-wrap:wrap;justify-content:center;align-items:baseline;gap:5px;display:flex}.hihsk-poster-canvas .comp-zh{color:var(--p-text);font-weight:700;line-height:1.15}.hihsk-poster-canvas .comp-py{color:var(--p-text-sub);font-size:13px;font-weight:600}.hihsk-poster-canvas .comp-vn-box{background:var(--p-zh-box-bg);border:1px solid var(--p-zh-box-border);width:100%;color:var(--p-text);border-radius:9px;padding:5px 8px;font-size:13px;font-weight:700;line-height:1.25}.hihsk-poster-canvas .right-net-col{flex-direction:column;gap:10px;display:flex}.hihsk-poster-canvas .rel-card{background:var(--p-card-bg);border:1.5px solid var(--p-card-border);border-radius:18px;flex-direction:column;flex:none;gap:8px;padding:10px;display:flex}.hihsk-poster-canvas .rel-card:last-child{flex:1}.hihsk-poster-canvas .net-header-green{color:#fff;letter-spacing:.2px;background:linear-gradient(90deg,#1b874b 0%,#15803d 100%);border-radius:999px;flex-shrink:0;align-items:center;gap:7px;height:34px;padding:0 14px 0 11px;font-size:13.5px;font-weight:800;display:flex}.hihsk-poster-canvas .net-header-red{color:#fff;letter-spacing:.2px;background:linear-gradient(90deg,#c4433f 0%,#b91c1c 100%);border-radius:999px;flex-shrink:0;align-items:center;gap:7px;height:34px;padding:0 14px 0 11px;font-size:13.5px;font-weight:800;display:flex}.hihsk-poster-canvas .net-header-amber{color:#fff;letter-spacing:.2px;background:linear-gradient(90deg,#d97706 0%,#b45309 100%);border-radius:999px;flex-shrink:0;align-items:center;gap:7px;height:34px;padding:0 14px 0 10px;font-size:13.5px;font-weight:800;display:flex}.hihsk-poster-canvas .meta-kanji-badge{color:#fff;background:#ffffff38;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:20px;height:20px;font-size:11.5px;font-weight:900;display:inline-flex}.hihsk-poster-canvas .rel-list{flex-direction:column;flex:1;justify-content:flex-start;gap:8px;display:flex}.hihsk-poster-canvas .rel-mw-row{background:var(--p-subcard-bg);border:1px solid var(--p-subcard-border);border-radius:10px;align-items:center;gap:10px;padding:6px 8px;transition:border-color .15s;display:flex}.hihsk-poster-canvas .rel-mw-row:hover{border-color:#f59e0b}.hihsk-poster-canvas .rel-mw-badge{background:var(--p-eq-res-bg);border:1px solid var(--p-eq-res-border);min-width:52px;height:40px;color:var(--p-hl);border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;padding:0 8px;font-size:19px;font-weight:800;display:inline-flex}.hihsk-poster-canvas .rel-row{border-radius:10px;align-items:center;gap:10px;padding:4px;transition:background-color .15s;display:flex}.hihsk-poster-canvas .rel-row:hover{background:var(--p-subcard-bg)}.hihsk-poster-canvas .rel-row:not(:last-child){border-bottom:1px dashed var(--p-rel-divider);padding-bottom:8px}.hihsk-poster-canvas .rel-img{object-fit:cover;border-radius:9px;flex-shrink:0;width:106px;height:60px}.hihsk-poster-canvas .rel-text{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.hihsk-poster-canvas .rel-head{flex-wrap:wrap;align-items:baseline;gap:6px;display:flex}.hihsk-poster-canvas .rel-zh{color:var(--p-rel-zh);font-size:22px;font-weight:700;line-height:1.1}.hihsk-poster-canvas .rel-py{color:var(--p-text-sub);font-size:13px;font-weight:600}.hihsk-poster-canvas .rel-vn{color:var(--p-text);font-size:13px;font-weight:600;line-height:1.3}.hihsk-poster-canvas .sec4-card{background:var(--p-card-bg);border:1.5px solid var(--p-card-border);z-index:2;border-radius:18px;flex-direction:column;gap:10px;padding:10px;display:flex}.hihsk-poster-canvas .sec4-header{color:#fff;letter-spacing:.2px;background:#136a62;border-radius:12px;flex-shrink:0;align-items:center;gap:8px;height:38px;padding:0 18px 0 13px;font-size:15px;font-weight:800;display:flex;position:relative;overflow:hidden}.hihsk-poster-canvas .sec4-gold-wave{width:96px;height:100%;position:absolute;top:0;right:0}.hihsk-poster-canvas .sec4-body{flex-direction:column;gap:10px;display:flex}.hihsk-poster-canvas .formula-bar{background:var(--p-formula-bg);border:1.5px solid var(--p-formula-border);border-radius:12px;flex-wrap:wrap;align-items:center;gap:10px;padding:8px 12px;display:flex}.hihsk-poster-canvas .formula-title-group{flex-shrink:0;align-items:center;gap:7px;display:inline-flex}.hihsk-poster-canvas .gears-img{object-fit:contain;flex-shrink:0;width:22px;height:22px}.hihsk-poster-canvas .formula-label{color:var(--p-formula-label);white-space:nowrap;font-size:14px;font-weight:800}.hihsk-poster-canvas .formula-pills-wrap{flex-wrap:wrap;flex:1;align-items:center;gap:8px;display:flex}.hihsk-poster-canvas .form-pill{background:var(--p-form-pill-bg);border:1.5px solid var(--p-form-pill-border);color:var(--p-text);border-radius:9px;padding:4px 10px;font-size:13.5px;font-weight:700;line-height:1.3}.hihsk-poster-canvas .form-sep{color:var(--p-text-sub);font-size:15px;font-weight:800}.hihsk-poster-canvas .ex-grid{grid-template-columns:1fr 1fr;gap:10px;display:grid}@media (max-width:720px){.hihsk-poster-canvas .ex-grid{grid-template-columns:1fr}}.hihsk-poster-canvas .ex-card{background:var(--p-ex-card-bg);border:1.5px solid var(--p-ex-card-border);border-radius:14px;align-items:center;gap:12px;padding:10px;transition:transform .15s,border-color .15s;display:flex}.hihsk-poster-canvas .ex-card:hover{border-color:#14b8a6;transform:translateY(-1px)}.hihsk-poster-canvas .ex-img{object-fit:cover;border-radius:11px;flex-shrink:0;width:126px;height:126px}.hihsk-poster-canvas .ex-body{flex-direction:column;flex:1;justify-content:center;gap:5px;min-width:0;display:flex}.hihsk-poster-canvas .ex-zh{color:var(--p-text);font-size:20px;font-weight:700;line-height:1.25}.hihsk-poster-canvas .ex-py{color:var(--p-pinyin);font-size:13.5px;font-style:italic;font-weight:600;line-height:1.25}.hihsk-poster-canvas .ex-vn{background:var(--p-zh-box-bg);border:1px solid var(--p-zh-box-border);color:var(--p-text);border-radius:10px;padding:7px 11px;font-size:13.5px;font-weight:700;line-height:1.3}
.FjTprG_flashcard-app{min-height:100%}.FjTprG_fc-progress-container{background:#fff;border:1px solid #e2e8f0;border-radius:14px;margin-bottom:.5rem;padding:.55rem 1rem;box-shadow:0 1px 3px #0000000a}.FjTprG_fc-progress-header{justify-content:space-between;align-items:center;margin-bottom:.45rem;display:flex}.FjTprG_fc-progress-title{color:#1e293b;font-size:.95rem;font-weight:700}.FjTprG_fc-progress-counter{color:#64748b;background:#f1f5f9;border-radius:9999px;padding:.2rem .65rem;font-size:.8rem;font-weight:700}.FjTprG_fc-progress-bar{background:#e2e8f0;border-radius:9999px;height:6px;margin-bottom:.45rem;overflow:hidden}.FjTprG_fc-progress-fill{background:linear-gradient(90deg,#3b82f6,#10b981);border-radius:9999px;height:100%;transition:width .4s}.FjTprG_fc-progress-stats{flex-wrap:wrap;justify-content:center;gap:1.5rem;display:flex}.FjTprG_fc-stat{align-items:center;gap:.4rem;font-size:.85rem;font-weight:600;display:flex}.FjTprG_fc-stat.FjTprG_known{color:#10b981}.FjTprG_fc-stat.FjTprG_remaining{color:#64748b}.FjTprG_fc-stat.FjTprG_unknown{color:#ef4444}.FjTprG_fc-mode-toggle{background:#f1f5f9;border-radius:12px;justify-content:center;gap:.35rem;width:fit-content;margin:0 auto .5rem;padding:.25rem;display:flex}.FjTprG_fc-mode-btn{color:#64748b;cursor:pointer;background:0 0;border:none;border-radius:8px;align-items:center;gap:.4rem;padding:.35rem .85rem;font-size:.82rem;font-weight:600;transition:all .2s;display:flex}.FjTprG_fc-mode-btn:hover{color:#1e293b}.FjTprG_fc-mode-btn.FjTprG_active{color:#2563eb;background:#fff;box-shadow:0 1px 3px #00000014}.FjTprG_fc-wrapper{perspective:1200px;-webkit-user-select:none;user-select:none;height:416px;margin-bottom:.5rem}.FjTprG_fc-card{width:100%;height:100%;transform-style:preserve-3d;cursor:pointer;transition:transform .55s cubic-bezier(.4,0,.2,1);position:relative}.FjTprG_fc-card.FjTprG_flipped{transform:rotateY(180deg)}.FjTprG_fc-side{backface-visibility:hidden;box-shadow:none;background:#fff;border:1px solid #e2e8f0;border-radius:20px;flex-direction:column;display:flex;position:absolute;inset:0;overflow:hidden}.FjTprG_fc-front{background:#fff}.FjTprG_fc-back{transform:rotateY(180deg)}.FjTprG_fc-body{scrollbar-width:thin;scrollbar-color:#cbd5e1 transparent;flex-direction:column;flex:1;justify-content:center;min-height:0;padding:12px 20px;display:flex;overflow:hidden auto}.FjTprG_fc-body::-webkit-scrollbar{width:4px}.FjTprG_fc-body::-webkit-scrollbar-track{background:0 0}.FjTprG_fc-body::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:4px}.FjTprG_fc-front-body{padding:16px 20px 10px}.FjTprG_fc-front-hero{flex-direction:column;justify-content:center;align-items:center;gap:.65rem;width:100%;display:flex}.FjTprG_fc-front-word{flex-direction:column;align-items:center;gap:.35rem;width:100%;display:flex}.FjTprG_fc-main-text{color:#1e293b;text-align:center;font-family:LXGW WenKai,Noto Sans SC,Microsoft YaHei,sans-serif;font-size:clamp(3.2rem,7vw,4.6rem);font-weight:700;line-height:1.15}.FjTprG_fc-main-text--vi{color:#1e293b;text-align:center;font-size:clamp(1.8rem,4vw,2.4rem);font-weight:700;line-height:1.4}.FjTprG_fc-front-pinyin{color:#4f46e5;text-align:center;letter-spacing:.04em;font-size:1.2rem;font-weight:600}.FjTprG_fc-front-image-shell{background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;width:100%;max-width:195px;overflow:hidden}.FjTprG_fc-front-image{object-fit:cover;width:100%;height:112px;margin:0 auto;display:block}.FjTprG_fc-front-helper{color:#4f46e5;background:#6366f114;border-radius:9999px;align-items:center;gap:.4rem;margin-top:.2rem;padding:.35rem .85rem;font-size:.78rem;font-weight:600;display:inline-flex}.FjTprG_fc-back-body{width:100%;margin:0 auto}.FjTprG_fc-answer-text{font-size:calc(1.4rem + var(--chinese-font-size-adjust,0px));font-weight:var(--chinese-font-weight,700);color:#1e293b;text-align:center;line-height:1.3;font-family:var(--chinese-font,"LXGW WenKai", "Noto Sans SC", sans-serif);margin-bottom:8px}.FjTprG_fc-details{background:#f8fafc;border-radius:8px;margin-bottom:8px;padding:6px 12px}.FjTprG_fc-detail{border-bottom:1px solid #f1f5f9;align-items:baseline;gap:8px;padding:3px 0;display:flex}.FjTprG_fc-detail:last-child{border-bottom:none}.FjTprG_fc-label{color:#94a3b8;flex-shrink:0;min-width:70px;font-size:.8rem;font-weight:500}.FjTprG_fc-val{color:#334155;text-align:right;font-size:.95rem}.FjTprG_fc-val.FjTprG_fc-hanzi,.FjTprG_fc-hanzi{font-size:calc(1.1rem + var(--chinese-font-size-adjust,0px));font-weight:var(--chinese-font-weight,600);color:#4299e1;font-family:var(--chinese-font,"LXGW WenKai", "Noto Sans SC", sans-serif)}.FjTprG_fc-examples{flex-direction:column;margin-top:6px;display:flex}.FjTprG_fc-ex-item{background:0 0;border-top:1px solid #f1f5f9;padding:4px 0;font-size:.85rem}.FjTprG_fc-bottom{background:#fff;border-top:1px solid #f1f5f9;flex-shrink:0;justify-content:space-between;align-items:center;padding:9px 18px;display:flex}.FjTprG_fc-hint{color:#94a3b8;align-items:center;gap:6px;font-size:.82rem;font-weight:500;display:flex}.FjTprG_fc-hint-back{color:#64748b}.FjTprG_fc-audio,.FjTprG_fc-audio-btn{color:#fff;cursor:pointer;width:44px;height:44px;box-shadow:none;background:#4299e1;border:none;border-radius:50%;justify-content:center;align-items:center;transition:all .2s;display:flex}.FjTprG_fc-audio:hover,.FjTprG_fc-audio-btn:hover{background:#3182ce;transform:scale(1.08)}.FjTprG_fc-audio-back,.FjTprG_fc-audio-btn.FjTprG_back{box-shadow:none;background:#475569}.FjTprG_fc-audio-back:hover,.FjTprG_fc-audio-btn.FjTprG_back:hover{background:#334155}.FjTprG_fc-rating-row{justify-content:center;align-items:center;gap:.85rem;margin:.55rem 0 .45rem;display:flex}.FjTprG_fc-rate-btn{cursor:pointer;border:2px solid #0000;border-radius:14px;justify-content:center;align-items:center;gap:.5rem;min-width:140px;padding:.6rem 1.5rem;font-size:.92rem;font-weight:700;transition:all .2s;display:flex}.FjTprG_fc-rate-btn:disabled{opacity:.4;cursor:not-allowed}.FjTprG_fc-rate-btn.FjTprG_known{color:#166534;background:linear-gradient(135deg,#dcfce7,#bbf7d0);border-color:#86efac}.FjTprG_fc-rate-btn.FjTprG_known:hover:not(:disabled){color:#fff;background:linear-gradient(135deg,#10b981,#059669);border-color:#10b981;transform:translateY(-2px);box-shadow:0 4px 12px #10b9814d}.FjTprG_fc-rate-btn.FjTprG_unknown{color:#991b1b;background:linear-gradient(135deg,#fee2e2,#fecaca);border-color:#fca5a5}.FjTprG_fc-rate-btn.FjTprG_unknown:hover:not(:disabled){color:#fff;background:linear-gradient(135deg,#ef4444,#dc2626);border-color:#ef4444;transform:translateY(-2px);box-shadow:0 4px 12px #ef44444d}.FjTprG_fc-rate-btn.FjTprG_undo{color:#64748b;background:#f1f5f9;border:1px solid #e2e8f0;border-radius:50%;width:44px;min-width:44px;height:44px;padding:0}.FjTprG_fc-rate-btn.FjTprG_undo:hover:not(:disabled){color:#1e293b;background:#e2e8f0;transform:scale(1.08)}.FjTprG_fc-review-nav{justify-content:center;align-items:center;gap:1.25rem;margin:1.25rem 0;display:flex}.FjTprG_fc-nav-btn{color:#334155;cursor:pointer;background:#fff;border:1px solid #e2e8f0;border-radius:10px;align-items:center;gap:.4rem;padding:.6rem 1rem;font-size:.875rem;font-weight:600;transition:all .2s;display:flex}.FjTprG_fc-nav-btn:hover:not(:disabled){color:#2563eb;background:#f8fafc;border-color:#2563eb}.FjTprG_fc-nav-btn:disabled{opacity:.4;cursor:not-allowed}.FjTprG_fc-review-pos{color:#475569;background:#f1f5f9;border-radius:8px;padding:.4rem .9rem;font-size:.9rem;font-weight:700}.FjTprG_fc-review-banner{color:#1e40af;background:linear-gradient(135deg,#eff6ff,#dbeafe);border:1px solid #93c5fd;border-radius:12px;align-items:center;gap:.5rem;margin-bottom:1rem;padding:.6rem 1rem;font-size:.875rem;font-weight:600;display:flex}.FjTprG_fc-review-exit{color:#dc2626;cursor:pointer;background:#ef44441a;border:1px solid #ef444440;border-radius:8px;align-items:center;gap:4px;margin-left:auto;padding:.3rem .65rem;font-size:.78rem;font-weight:700;transition:all .2s;display:flex}.FjTprG_fc-review-exit:hover{color:#fff;background:#ef4444}.FjTprG_fc-card-dots{flex-wrap:wrap;justify-content:center;gap:.4rem;margin-bottom:.45rem;display:flex}.FjTprG_fc-dot{cursor:pointer;background:#e2e8f0;border:none;border-radius:50%;width:10px;height:10px;padding:0;transition:all .2s}.FjTprG_fc-dot.FjTprG_active{background:#2563eb;transform:scale(1.35)}.FjTprG_fc-dot.FjTprG_known{background:#10b981}.FjTprG_fc-dot.FjTprG_unknown{background:#ef4444}.FjTprG_fc-actions{flex-wrap:wrap;justify-content:center;gap:.5rem;padding-top:.2rem;display:flex}.FjTprG_fc-action-btn{color:#475569;cursor:pointer;background:#fff;border:1px solid #e2e8f0;border-radius:10px;align-items:center;gap:.4rem;padding:.45rem .85rem;font-size:.82rem;font-weight:600;transition:all .2s;display:flex}.FjTprG_fc-action-btn:hover{color:#1e293b;background:#f8fafc;border-color:#cbd5e1}.FjTprG_fc-action-btn.FjTprG_play-all-active{color:#ef4444;background:#fef2f2;border-color:#ef4444}.FjTprG_fc-completion-card{text-align:center;background:#fff;border:1px solid #e2e8f0;border-radius:20px;width:100%;max-width:480px;margin:1rem auto;padding:2rem 1.5rem;animation:.4s ease-out FjTprG_fcFadeInUp;box-shadow:0 4px 20px #0000000f}@keyframes FjTprG_fcFadeInUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.FjTprG_fc-completion-emoji{margin-bottom:.5rem;font-size:3rem}.FjTprG_fc-completion-title{color:#1e293b;margin:0 0 .25rem;font-size:1.5rem;font-weight:800}.FjTprG_fc-completion-subtitle{color:#64748b;margin-bottom:1.5rem;font-size:.9rem}.FjTprG_fc-completion-stats-grid{grid-template-columns:repeat(3,1fr);gap:.75rem;margin-bottom:1.5rem;display:grid}.FjTprG_fc-cs-item{text-align:center;border-radius:14px;padding:1rem .5rem}.FjTprG_fc-cs-known{color:#166534;background:#f0fdf4;border:1px solid #bbf7d0}.FjTprG_fc-cs-unknown{color:#991b1b;background:#fef2f2;border:1px solid #fecaca}.FjTprG_fc-cs-accuracy{color:#1e40af;background:#eff6ff;border:1px solid #bfdbfe}.FjTprG_fc-cs-num{margin:.25rem 0;font-size:1.5rem;font-weight:800}.FjTprG_fc-cs-label{font-size:.75rem;font-weight:600}.FjTprG_fc-completion-review-btns{flex-direction:column;gap:.6rem;margin-bottom:1.5rem;display:flex}.FjTprG_fc-review-btn{cursor:pointer;border:1px solid #0000;border-radius:12px;justify-content:space-between;align-items:center;padding:.75rem 1rem;font-size:.875rem;font-weight:600;transition:all .2s;display:flex}.FjTprG_fc-review-btn.FjTprG_known{color:#166534;background:#f0fdf4;border-color:#bbf7d0}.FjTprG_fc-review-btn.FjTprG_known:hover:not(:disabled){background:#dcfce7}.FjTprG_fc-review-btn.FjTprG_unknown{color:#991b1b;background:#fef2f2;border-color:#fecaca}.FjTprG_fc-review-btn.FjTprG_unknown:hover:not(:disabled){background:#fee2e2}.FjTprG_fc-review-btn.FjTprG_all{color:#334155;background:#f8fafc;border-color:#e2e8f0}.FjTprG_fc-review-btn.FjTprG_all:hover:not(:disabled){background:#f1f5f9}.FjTprG_fc-review-btn:disabled{opacity:.4;cursor:not-allowed}.FjTprG_fc-rb-count{background:#0000000f;border-radius:9999px;padding:.15rem .5rem;font-size:.75rem}.FjTprG_fc-completion-reset{color:#fff;cursor:pointer;background:#2563eb;border:none;border-radius:12px;justify-content:center;align-items:center;gap:.5rem;width:100%;padding:.75rem;font-size:.95rem;font-weight:700;transition:all .2s;display:flex}.FjTprG_fc-completion-reset:hover{background:#1d4ed8}.FjTprG_fc-modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:999;background:#00000080;justify-content:center;align-items:center;padding:1rem;display:flex;position:fixed;inset:0}.FjTprG_fc-modal{background:#fff;border-radius:20px;width:100%;max-width:440px;animation:.25s ease-out FjTprG_fcFadeInUp;overflow:hidden;box-shadow:0 10px 40px #00000026}.FjTprG_fc-modal-header{border-bottom:1px solid #f1f5f9;justify-content:space-between;align-items:center;padding:1.1rem 1.25rem;display:flex}.FjTprG_fc-modal-title{color:#1e293b;font-size:1.1rem;font-weight:700}.FjTprG_fc-modal-close{color:#94a3b8;cursor:pointer;background:0 0;border:none;padding:4px;display:flex}.FjTprG_fc-modal-close:hover{color:#1e293b}.FjTprG_fc-modal-body{flex-direction:column;gap:1.1rem;max-height:70vh;padding:1.25rem;display:flex;overflow-y:auto}.FjTprG_fc-setting-row{color:#334155;justify-content:space-between;align-items:center;font-size:.9rem;font-weight:500;display:flex}.FjTprG_fc-toggle-switch{width:44px;height:24px;display:inline-block;position:relative}.FjTprG_fc-toggle-switch input{opacity:0;width:0;height:0}.FjTprG_fc-toggle-slider{cursor:pointer;background-color:#cbd5e1;border-radius:24px;transition:all .3s;position:absolute;inset:0}.FjTprG_fc-toggle-slider:before{content:"";background-color:#fff;border-radius:50%;width:18px;height:18px;transition:all .3s;position:absolute;bottom:3px;left:3px}.FjTprG_fc-toggle-switch input:checked+.FjTprG_fc-toggle-slider{background-color:#2563eb}.FjTprG_fc-toggle-switch input:checked+.FjTprG_fc-toggle-slider:before{transform:translate(20px)}.FjTprG_fc-select{color:#334155;background:#fff;border:1px solid #cbd5e1;border-radius:8px;outline:none;padding:.4rem .75rem;font-size:.85rem}.dark .FjTprG_flashcard-app{color:#f1f5f9}:is(.dark .FjTprG_fc-progress-container,.dark .FjTprG_fc-settings-panel,.dark .FjTprG_fc-controls-bar){background:#0f172a;border-color:#1e293b;box-shadow:0 4px 16px #0000004d}.dark .FjTprG_fc-progress-title{color:#f8fafc}.dark .FjTprG_fc-progress-counter{color:#94a3b8;background:#1e293b}.dark .FjTprG_fc-progress-bar{background:#1e293b}.dark .FjTprG_fc-stat{background:#1e293b}.dark .FjTprG_fc-stat.FjTprG_known{color:#34d399}.dark .FjTprG_fc-stat.FjTprG_remaining{color:#94a3b8}.dark .FjTprG_fc-stat.FjTprG_unknown{color:#f87171}.dark .FjTprG_fc-mode-toggle{background:#1e293b;border-color:#334155}.dark .FjTprG_fc-mode-btn{color:#94a3b8}.dark .FjTprG_fc-mode-btn:hover{color:#f8fafc}.dark .FjTprG_fc-mode-btn.FjTprG_active{color:#60a5fa;background:#0f172a;box-shadow:0 2px 8px #0006}:is(.dark .FjTprG_fc-side,.dark .FjTprG_fc-front,.dark .FjTprG_fc-back){color:#f1f5f9;background:#0f172a;border-color:#1e293b;box-shadow:0 10px 30px #00000080}:is(.dark .FjTprG_fc-main-text,.dark .FjTprG_fc-main-text--vi,.dark .FjTprG_fc-answer-text){color:#f8fafc}.dark .FjTprG_fc-front-pinyin{color:#818cf8}.dark .FjTprG_fc-front-image-shell{background:#1e293b;border-color:#334155}.dark .FjTprG_fc-front-helper{color:#a5b4fc;background:#6366f126}.dark .FjTprG_fc-bottom{background:#0f172a;border-top-color:#1e293b}.dark .FjTprG_fc-hint{color:#94a3b8}.dark .FjTprG_fc-audio-btn{color:#94a3b8;background:#1e293b}.dark .FjTprG_fc-audio-btn:hover{color:#60a5fa;background:#334155}.dark .FjTprG_fc-details{background:#1e293b;border-color:#334155}.dark .FjTprG_fc-detail{border-bottom-color:#334155}.dark .FjTprG_fc-detail:last-child{border-bottom:none}.dark .FjTprG_fc-label{color:#94a3b8}.dark .FjTprG_fc-val{color:#f1f5f9}.dark .FjTprG_fc-hanzi{color:#60a5fa}.dark .FjTprG_fc-examples{border-top-color:#1e293b}.dark .FjTprG_fc-ex-item{background:#1e293b;border-color:#334155}.dark .FjTprG_fc-rate-btn.FjTprG_unknown{color:#f87171;background:#1e293b;border-color:#ef444466}.dark .FjTprG_fc-rate-btn.FjTprG_unknown:hover{background:#ef444433}.dark .FjTprG_fc-rate-btn.FjTprG_undo{color:#94a3b8;background:#1e293b;border-color:#334155}.dark .FjTprG_fc-rate-btn.FjTprG_undo:hover:not(:disabled){color:#f8fafc;background:#334155}.dark .FjTprG_fc-rate-btn.FjTprG_known{color:#34d399;background:#1e293b;border-color:#10b98166}.dark .FjTprG_fc-rate-btn.FjTprG_known:hover{background:#10b98133}.dark .FjTprG_fc-review-banner{background:#1e293b;border-color:#334155}.dark .FjTprG_fc-nav-btn{color:#cbd5e1;background:#1e293b;border-color:#334155}.dark .FjTprG_fc-nav-btn:hover:not(:disabled){color:#60a5fa;background:#334155}.dark .FjTprG_fc-review-pos{color:#94a3b8}.dark .FjTprG_fc-dot{background:#334155}.dark .FjTprG_fc-dot.FjTprG_active{background:#60a5fa}.dark .FjTprG_fc-dot.FjTprG_known{background:#059669}.dark .FjTprG_fc-dot.FjTprG_unknown{background:#dc2626}:is(.dark .FjTprG_fc-action-btn,.dark .FjTprG_fc-control-btn){color:#cbd5e1;background:#1e293b;border-color:#334155}:is(.dark .FjTprG_fc-action-btn:hover,.dark .FjTprG_fc-control-btn:hover){color:#60a5fa;background:#334155}.dark .FjTprG_fc-action-btn.FjTprG_play-all-active{color:#fff;background:#dc2626;border-color:#ef4444}.dark .FjTprG_fc-select{color:#f8fafc;background:#1e293b;border-color:#334155}.dark .FjTprG_fc-modal{color:#f1f5f9;background:#0f172a;border:1px solid #1e293b}.dark .FjTprG_fc-modal-header{border-bottom-color:#1e293b}.dark .FjTprG_fc-modal-title{color:#f8fafc}.dark .FjTprG_fc-modal-close:hover{color:#f8fafc}.dark .FjTprG_fc-setting-row{color:#cbd5e1}.dark .FjTprG_fc-toggle-slider{background-color:#334155}.dark .FjTprG_fc-completion-card{color:#f1f5f9;background:#0f172a;border-color:#1e293b}.dark .FjTprG_fc-completion-title{color:#f8fafc}.dark .FjTprG_fc-completion-subtitle{color:#94a3b8}.dark .FjTprG_fc-cs-item{background:#1e293b;border-color:#334155}.dark .FjTprG_fc-cs-known{color:#34d399}.dark .FjTprG_fc-cs-unknown{color:#f87171}.dark .FjTprG_fc-cs-num{color:#f8fafc}.dark .FjTprG_fc-cs-label{color:#94a3b8}.FjTprG_fc-tag-badge{letter-spacing:.02em;border-radius:9999px;justify-content:center;align-items:center;gap:4px;width:fit-content;padding:3px 10px;font-size:.75rem;font-weight:700;line-height:1.2;display:inline-flex}.FjTprG_fc-tag-badge-hard{color:#dc2626;background:#fef2f2;border:1px solid #fecaca}.FjTprG_fc-tag-badge-easy{color:#16a34a;background:#f0fdf4;border:1px solid #bbf7d0}.FjTprG_fc-tag-badge-normal{color:#2563eb;background:#eff6ff;border:1px solid #bfdbfe}.FjTprG_fc-tag-badge-trap{color:#d97706;background:#fffbeb;border:1px solid #fde68a}.FjTprG_fc-tag-badge-active{color:#7c3aed;background:#f5f3ff;border:1px solid #ddd6fe}.FjTprG_fc-tag-badge-passive{color:#4b5563;background:#f3f4f6;border:1px solid #d1d5db}.dark .FjTprG_fc-tag-badge-hard{color:#f87171;background:#ef44442e;border-color:#ef444459}.dark .FjTprG_fc-tag-badge-easy{color:#4ade80;background:#22c55e2e;border-color:#22c55e59}.dark .FjTprG_fc-tag-badge-normal{color:#60a5fa;background:#3b82f62e;border-color:#3b82f659}.dark .FjTprG_fc-tag-badge-trap{color:#fbbf24;background:#f59e0b2e;border-color:#f59e0b59}.dark .FjTprG_fc-tag-badge-active{color:#a78bfa;background:#8b5cf62e;border-color:#8b5cf659}.dark .FjTprG_fc-tag-badge-passive{color:#9ca3af;background:#6b72802e;border-color:#6b728059}@media (max-height:820px){.FjTprG_flashcard-app,.FjTprG_fc-container{padding-top:0;padding-bottom:0}.FjTprG_fc-progress-container,.FjTprG_fc-progress-section{margin-bottom:.6rem;padding:.6rem 1rem}.FjTprG_fc-progress-header,.FjTprG_fc-header{margin-bottom:.35rem}.FjTprG_fc-progress-bar{height:6px;margin-bottom:.35rem}.FjTprG_fc-mode-toggle{margin-bottom:.5rem;padding:.25rem}.FjTprG_fc-mode-btn{padding:.35rem .8rem;font-size:.82rem}.FjTprG_fc-wrapper{height:clamp(430px,55vh,460px);margin-bottom:.6rem}.FjTprG_fc-body{padding:8px 16px}.FjTprG_fc-front-body{padding:12px 16px 8px}.FjTprG_fc-front-hero{gap:.5rem}.FjTprG_fc-main-text{font-size:clamp(2.5rem,6vh,3.6rem)}.FjTprG_fc-front-image{height:115px}.FjTprG_fc-bottom{padding:8px 16px}.FjTprG_fc-rating-row,.FjTprG_fc-review-nav,.FjTprG_fc-controls{margin:.6rem 0}.FjTprG_fc-rate-btn{padding:.55rem 1.25rem}.FjTprG_fc-card-dots{margin-bottom:.6rem}.FjTprG_fc-actions{padding-top:.25rem}}@media (max-width:768px){.FjTprG_fc-progress-header{flex-direction:column;align-items:flex-start;gap:8px}.FjTprG_fc-mode-toggle{flex-wrap:wrap;width:100%}.FjTprG_fc-mode-btn{flex:1;justify-content:center}.FjTprG_fc-rating-row{flex-wrap:wrap;gap:8px}.FjTprG_fc-rate-btn{flex:1;min-width:calc(50% - 6px)}.FjTprG_fc-rate-btn.FjTprG_undo{flex:0 0 44px;width:44px;min-width:44px}}@media (max-width:480px){.FjTprG_fc-completion-stats-grid{grid-template-columns:1fr}.FjTprG_fc-main-text{font-size:2.4rem}}
._6ULHhG_fc-root{min-height:100vh;font-family:var(--font-sans), -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;color:#1e293b;background:#f8fafc}.dark ._6ULHhG_fc-root{color:#f1f5f9;background:#090d16}._6ULHhG_fc-header-wrap{z-index:40;background:#fff;position:sticky;top:0;box-shadow:0 1px #e2e8f0,0 4px 16px #0000000a}.dark ._6ULHhG_fc-header-wrap{background:#0f172a;box-shadow:0 1px #1e293b,0 4px 16px #0000004d}._6ULHhG_fc-header{box-sizing:border-box;justify-content:space-between;align-items:center;gap:12px;width:100%;max-width:1200px;margin:0 auto;padding:8px 1rem;display:flex}._6ULHhG_fc-breadcrumb{flex:1;align-items:center;gap:6px;min-width:0;font-size:13px;display:flex}._6ULHhG_bc-link{color:#64748b;align-items:center;text-decoration:none;transition:color .15s;display:inline-flex}._6ULHhG_bc-home-icon{color:#64748b}._6ULHhG_bc-link:hover{color:#1e293b}.dark ._6ULHhG_bc-link:hover{color:#f1f5f9}._6ULHhG_bc-sep{color:#cbd5e1;flex-shrink:0}.dark ._6ULHhG_bc-sep{color:#475569}._6ULHhG_bc-cur{color:#1e293b;font-weight:600}.dark ._6ULHhG_bc-cur{color:#f8fafc}._6ULHhG_bc-level-pill{letter-spacing:.3px;border:1px solid;border-radius:6px;padding:2px 10px;font-size:12px;font-weight:700}._6ULHhG_fc-header-right{flex-shrink:0;align-items:center;gap:8px;display:flex}._6ULHhG_fc-stats{align-items:center;gap:6px;display:flex}._6ULHhG_badge{border-radius:99px;align-items:center;gap:4px;padding:3px 9px;font-size:11px;font-weight:700;display:inline-flex}._6ULHhG_badge-again{color:#dc2626;background:#fee2e2}.dark ._6ULHhG_badge-again{color:#f87171;background:#dc262633}._6ULHhG_badge-good{color:#16a34a;background:#dcfce7}.dark ._6ULHhG_badge-good{color:#4ade80;background:#16a34a33}._6ULHhG_badge-left{color:#64748b;background:#f1f5f9;font-weight:500}.dark ._6ULHhG_badge-left{color:#94a3b8;background:#1e293b}._6ULHhG_btn-icon{color:#475569;cursor:pointer;background:#f4f6f9;border:1px solid #e2e8f0;border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:34px;height:34px;transition:all .2s;display:flex}.dark ._6ULHhG_btn-icon{color:#cbd5e1;background:#1e293b;border-color:#334155}._6ULHhG_btn-icon:hover{color:#3b4ebf;background:#e8eefb;border-color:#c7d2fe}.dark ._6ULHhG_btn-icon:hover{color:#93c5fd;background:#25334d;border-color:#435a84}._6ULHhG_fc-progress-track{background:#e9eef4;height:4px}.dark ._6ULHhG_fc-progress-track{background:#1e293b}._6ULHhG_fc-progress-fill{background:linear-gradient(90deg,#3b82f6,#6366f1);height:100%;transition:width .35s}._6ULHhG_fc-layout{box-sizing:border-box;grid-template-columns:minmax(0,1fr) 280px;gap:1.25rem;width:100%;max-width:1200px;min-height:calc(100vh - 65px);margin:0 auto;padding:.65rem 1rem 1.25rem;display:grid}._6ULHhG_fc-main{min-width:0}._6ULHhG_fc-sidebar{flex-shrink:0;width:280px}._6ULHhG_fc-sidebar._6ULHhG_fc-sidebar-hsk30{width:280px;box-shadow:none;background:0 0;border:0;border-radius:0;position:sticky;top:72px}._6ULHhG_fc-center{flex-direction:column;justify-content:center;align-items:center;gap:16px;min-height:calc(70vh - 60px);padding:24px;display:flex}._6ULHhG_fc-spinner{border:3px solid #e2e8f0;border-top-color:#3b82f6;border-radius:50%;width:40px;height:40px;animation:.7s linear infinite _6ULHhG_spin}.dark ._6ULHhG_fc-spinner{border-color:#60a5fa #334155 #334155}@keyframes _6ULHhG_spin{to{transform:rotate(360deg)}}._6ULHhG_fc-loading-txt{color:#64748b;font-size:14px;font-weight:500}._6ULHhG_fc-done-card{text-align:center;background:#fff;border:1px solid #e2e8f0;border-radius:24px;width:100%;max-width:440px;padding:44px 36px;box-shadow:0 10px 40px #00000014}.dark ._6ULHhG_fc-done-card{background:#111827;border-color:#1f2937;box-shadow:0 10px 40px #0006}._6ULHhG_fc-empty-card{max-width:520px}._6ULHhG_fc-done-icon{margin-bottom:12px;font-size:52px}._6ULHhG_fc-done-title{color:#1e293b;margin:0 0 24px;font-size:22px;font-weight:800}.dark ._6ULHhG_fc-done-title{color:#f1f5f9}._6ULHhG_fc-empty-copy{color:#64748b;margin:0 0 24px;font-size:14px;line-height:1.65}._6ULHhG_fc-done-stats{justify-content:center;gap:28px;margin-bottom:32px;display:flex}._6ULHhG_ds-item{flex-direction:column;align-items:center;gap:3px;display:flex}._6ULHhG_ds-num{font-size:30px;font-weight:800}._6ULHhG_ds-lbl{color:#64748b;font-size:11px}._6ULHhG_ds-green ._6ULHhG_ds-num{color:#16a34a}._6ULHhG_ds-red ._6ULHhG_ds-num{color:#dc2626}._6ULHhG_ds-blue ._6ULHhG_ds-num{color:#2563eb}._6ULHhG_fc-done-actions{flex-direction:column;gap:10px;display:flex}._6ULHhG_done-btn{cursor:pointer;border:none;border-radius:14px;justify-content:center;align-items:center;gap:8px;padding:13px 24px;font-size:14px;font-weight:700;text-decoration:none;transition:all .2s;display:flex}._6ULHhG_done-btn._6ULHhG_primary{color:#fff;background:linear-gradient(135deg,#3b82f6,#2563eb);box-shadow:0 4px 16px #2563eb59}._6ULHhG_done-btn._6ULHhG_orange{color:#fff;background:linear-gradient(135deg,#f97316,#ea580c);box-shadow:0 4px 16px #f973164d}._6ULHhG_done-btn:hover{filter:brightness(1.07);transform:translateY(-2px)}._6ULHhG_flashcard-session{flex-direction:column;align-items:center;display:flex}._6ULHhG_fc-overlay-wrap{width:100%;position:relative}._6ULHhG_rating-action-row{justify-content:center;align-items:stretch;gap:.75rem;width:100%;max-width:720px;margin:.55rem 0 .45rem;display:flex}._6ULHhG_session-rate-btn{cursor:pointer;background:#fff;border:1px solid #0000;border-radius:16px;justify-content:center;align-items:center;gap:.55rem;min-height:46px;padding:.65rem 1.25rem;font-size:.95rem;font-weight:700;line-height:1;transition:transform .18s,box-shadow .18s,border-color .18s,background .18s,color .18s;display:inline-flex;box-shadow:0 6px 18px #0f172a0d}.dark ._6ULHhG_session-rate-btn{background:#111827;box-shadow:0 10px 25px #0000004d}._6ULHhG_session-rate-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 14px 32px #0f172a1a}._6ULHhG_session-rate-btn:disabled{cursor:not-allowed;opacity:.55;box-shadow:none;transform:none}._6ULHhG_session-rate-btn--unknown,._6ULHhG_session-rate-btn--known{flex:1;min-width:0}._6ULHhG_session-rate-btn--unknown{color:#dc2626;background:#fef2f2;border-color:#fecaca}.dark ._6ULHhG_session-rate-btn--unknown{color:#f87171;background:#dc26261f;border-color:#ef44444d}._6ULHhG_session-rate-btn--known{color:#16a34a;background:#f0fdf4;border-color:#bbf7d0}.dark ._6ULHhG_session-rate-btn--known{color:#4ade80;background:#16a34a1f;border-color:#22c55e4d}._6ULHhG_session-rate-btn--undo{color:#64748b;background:#fff;border-color:#e5e7eb;width:46px;min-width:46px;padding:0}.dark ._6ULHhG_session-rate-btn--undo{color:#94a3b8;background:#111827;border-color:#334155}._6ULHhG_practice-actions{flex-wrap:wrap;justify-content:center;gap:.5rem;margin:.15rem 0 .25rem;display:flex}._6ULHhG_action-btn{color:#374151;cursor:pointer;background:#fff;border:1px solid #e5e7eb;border-radius:10px;justify-content:center;align-items:center;gap:.4rem;min-height:36px;padding:.45rem .85rem;font-size:.84rem;font-weight:600;transition:all .2s;display:inline-flex}.dark ._6ULHhG_action-btn{color:#e2e8f0;background:#111827;border-color:#1f2937}._6ULHhG_action-btn:hover{background:#f8fafc;border-color:#d1d5db}.dark ._6ULHhG_action-btn:hover{background:#1f2937;border-color:#374151}._6ULHhG_action-btn._6ULHhG_play-all-active{color:#ef4444;background:#fef2f2;border-color:#ef4444}._6ULHhG_action-btn._6ULHhG_note-active{color:#1d4ed8;background:#eff6ff;border-color:#93c5fd}.dark ._6ULHhG_action-btn._6ULHhG_note-active{color:#93c5fd;background:#3b82f626;border-color:#3b82f64d}._6ULHhG_learn-status-btn._6ULHhG_vs-1{color:#b45309;background:#fffbeb;border-color:#fcd34d}.dark ._6ULHhG_learn-status-btn._6ULHhG_vs-1{color:#fbbf24;background:#f59e0b26;border-color:#f59e0b4d}._6ULHhG_learn-status-btn._6ULHhG_vs-2{color:#15803d;background:#ecfdf5;border-color:#86efac}.dark ._6ULHhG_learn-status-btn._6ULHhG_vs-2{color:#34d399;background:#10b98126;border-color:#10b9814d}._6ULHhG_fc-meta-hint{color:#6b7280;text-align:center;margin:0;font-size:.82rem}.dark ._6ULHhG_fc-meta-hint{color:#94a3b8}._6ULHhG_fc-meta-hint kbd{color:#334155;background:#fff;border:1px solid #d1d5db;border-radius:6px;justify-content:center;align-items:center;min-width:22px;height:22px;padding:0 6px;font-size:.75rem;font-weight:700;display:inline-flex;box-shadow:inset 0 -1px #0f172a0d}.dark ._6ULHhG_fc-meta-hint kbd{color:#cbd5e1;background:#1e293b;border-color:#334155}._6ULHhG_fc-wrapper{perspective:1200px;width:100%;max-width:720px;height:462px;margin:0 auto;position:relative}._6ULHhG_fc-card{width:100%;height:100%;transform-style:preserve-3d;cursor:pointer;transition:transform .55s cubic-bezier(.4,0,.2,1);position:relative}._6ULHhG_fc-card._6ULHhG_flipped,._6ULHhG_fc-card[data-flipped=true]{transform:rotateY(180deg)}._6ULHhG_fc-side{backface-visibility:hidden;background:#fff;border:1px solid #e2e8f0;border-radius:20px;flex-direction:column;display:flex;position:absolute;inset:0;overflow:hidden;box-shadow:0 4px 20px #00000008}.dark ._6ULHhG_fc-side{background:#111827;border-color:#1f2937;box-shadow:0 4px 20px #00000040}._6ULHhG_fc-front{background:#fff}.dark ._6ULHhG_fc-front{background:#111827}._6ULHhG_fc-back{background:#fff;transform:rotateY(180deg)}.dark ._6ULHhG_fc-back{background:#111827}._6ULHhG_fc-body{flex-direction:column;flex:1;justify-content:center;min-height:0;padding:16px 24px;display:flex;overflow-y:auto}._6ULHhG_fc-front-body{padding:14px 20px 8px}._6ULHhG_fc-front-hero{flex-direction:column;justify-content:center;align-items:center;gap:10px;width:100%;height:100%;display:flex}._6ULHhG_fc-front-hero--vi{gap:10px}._6ULHhG_fc-front-word{flex-direction:column;align-items:center;gap:6px;width:100%;display:flex}._6ULHhG_fc-front-hanzi-stage{justify-content:center;align-items:center;width:100%;min-height:98px;display:flex;position:relative}._6ULHhG_fc-front-grid{box-sizing:border-box;background:#fff;border:1.5px solid #94a3b8;border-radius:4px;flex-shrink:0;width:100px;height:100px;display:block}.dark ._6ULHhG_fc-front-grid{background:#1f2937;border-color:#374151}._6ULHhG_fc-front-hanzi-writer{opacity:0;flex-wrap:wrap;justify-content:center;align-items:center;gap:10px;width:100%;transition:opacity .18s;display:flex}._6ULHhG_fc-front-hanzi-writer--visible{opacity:1}._6ULHhG_fc-main-text{color:#1e293b;text-align:center;font-family:LXGW WenKai,Noto Sans SC,Microsoft YaHei,sans-serif;font-size:clamp(3.5rem,8vw,5.2rem);font-weight:700;line-height:1.2}.dark ._6ULHhG_fc-main-text{color:#f1f5f9}._6ULHhG_fc-main-text--fallback{pointer-events:none;color:#1e293b;justify-content:center;align-items:center;font-family:LXGW WenKai,Noto Sans SC,sans-serif;font-size:5rem;font-weight:700;display:flex;position:absolute;inset:0}.dark ._6ULHhG_fc-main-text--fallback{color:#f1f5f9}._6ULHhG_fc-front-pinyin{color:#3b82f6;text-align:center;letter-spacing:.04em;font-size:1.35rem;font-weight:700}.dark ._6ULHhG_fc-front-pinyin{color:#60a5fa}._6ULHhG_fc-main-text--vi{color:#1e293b;text-align:center;font-size:2rem;font-weight:700;line-height:1.4}.dark ._6ULHhG_fc-main-text--vi{color:#f1f5f9}._6ULHhG_fc-front-image-shell{background:#f8fafc;border:1px solid #e2e8f0;border-radius:16px;justify-content:center;align-items:center;width:100%;max-width:210px;max-height:132px;padding:6px;display:flex;overflow:hidden}.dark ._6ULHhG_fc-front-image-shell{background:#1e293b;border-color:#334155}._6ULHhG_fc-front-image{object-fit:cover;border-radius:10px;max-width:100%;max-height:118px;display:block}._6ULHhG_fc-front-helper{color:#2563eb;background:#3b82f614;border-radius:999px;align-items:center;gap:.4rem;padding:.35rem .85rem;font-size:.78rem;font-weight:600;display:inline-flex}.dark ._6ULHhG_fc-front-helper{color:#93c5fd;background:#3b82f62e}._6ULHhG_fc-answer-text{color:#1e293b;text-align:center;margin-bottom:12px;font-size:1.5rem;font-weight:700;line-height:1.3}.dark ._6ULHhG_fc-answer-text{color:#f1f5f9}._6ULHhG_fc-details{background:#f8fafc;border:1px solid #edf2f7;border-radius:12px;margin-bottom:10px;padding:10px 14px}.dark ._6ULHhG_fc-details{background:#1e293b;border-color:#334155}._6ULHhG_fc-detail{border-bottom:1px solid #f1f5f9;align-items:baseline;gap:12px;padding:5px 0;display:flex}.dark ._6ULHhG_fc-detail{border-color:#334155}._6ULHhG_fc-detail:last-child{border-bottom:none}._6ULHhG_fc-label{color:#94a3b8;flex-shrink:0;min-width:72px;font-size:.82rem;font-weight:600}._6ULHhG_fc-val{color:#334155;text-align:right;flex:1;font-size:.95rem}.dark ._6ULHhG_fc-val{color:#e2e8f0}._6ULHhG_fc-hanzi{color:#3b82f6;font-family:LXGW WenKai,Noto Sans SC,sans-serif;font-size:1.18rem;font-weight:700}.dark ._6ULHhG_fc-hanzi{color:#60a5fa}._6ULHhG_fc-examples{margin-top:8px}._6ULHhG_fc-ex-item{border-top:1px solid #f1f5f9;padding:8px 0}.dark ._6ULHhG_fc-ex-item{border-color:#1e293b}._6ULHhG_fc-bottom{background:#fff;border-top:1px solid #f1f5f9;justify-content:space-between;align-items:center;padding:10px 20px;display:flex}.dark ._6ULHhG_fc-bottom{background:#111827;border-color:#1f2937}._6ULHhG_fc-hint{color:#94a3b8;align-items:center;gap:6px;font-size:.85rem;font-weight:500;display:flex}._6ULHhG_fc-audio{color:#fff;cursor:pointer;background:#3b82f6;border:none;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;transition:all .2s;display:flex;box-shadow:0 4px 12px #3b82f659}._6ULHhG_fc-audio:hover{background:#2563eb;transform:scale(1.06)}._6ULHhG_fc-overlay-btns{z-index:10;gap:8px;display:flex;position:absolute;top:14px;right:14px}._6ULHhG_fc-ol-btn{color:#94a3b8;cursor:pointer;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#fffffff2;border:1px solid #00000014;border-radius:10px;justify-content:center;align-items:center;width:36px;height:36px;transition:all .2s;display:flex;box-shadow:0 2px 8px #0000000f}.dark ._6ULHhG_fc-ol-btn{color:#cbd5e1;background:#111827e6;border-color:#ffffff1a}._6ULHhG_fc-ol-btn:hover{background:#fff;transform:translateY(-1px);box-shadow:0 4px 12px #0000001a}.dark ._6ULHhG_fc-ol-btn:hover{background:#1f2937}._6ULHhG_fc-ol-btn._6ULHhG_has-note{color:#3b82f6;border-color:#3b82f666}._6ULHhG_fc-ol-btn._6ULHhG_vs-1{color:#d97706;background:#f59e0b1f;border-color:#f59e0b4d}._6ULHhG_fc-ol-btn._6ULHhG_vs-2{color:#059669;background:#10b9811f;border-color:#10b9814d}._6ULHhG_settings-modal-overlay{-webkit-backdrop-filter:blur(5px);z-index:var(--z-modal-base,10000);background:#0f172a8c;justify-content:center;align-items:center;padding:16px;animation:.2s cubic-bezier(.16,1,.3,1) _6ULHhG_modalFadeIn;display:flex;position:fixed;inset:0}@keyframes _6ULHhG_modalFadeIn{0%{opacity:0}to{opacity:1}}._6ULHhG_settings-modal-box{background:#fff;border:1px solid #e2e8f0;border-radius:20px;width:100%;max-width:480px;animation:.25s cubic-bezier(.16,1,.3,1) _6ULHhG_modalScaleIn;overflow:hidden;box-shadow:0 25px 50px -12px #0f172a40,0 0 0 1px #0000000d}@keyframes _6ULHhG_modalScaleIn{0%{opacity:0;transform:scale(.95)translateY(8px)}to{opacity:1;transform:scale(1)translateY(0)}}.dark ._6ULHhG_settings-modal-box{background:#1e293b;border-color:#334155;box-shadow:0 25px 50px -12px #0009,0 0 0 1px #ffffff14}._6ULHhG_settings-modal-header{background:#fafbfc;border-bottom:1px solid #f1f5f9;justify-content:space-between;align-items:center;padding:18px 22px;display:flex}._6ULHhG_settings-modal-box .settings-modal-header{background:#fafbfc;border-bottom:1px solid #f1f5f9;justify-content:space-between;align-items:center;padding:18px 22px;display:flex}.dark ._6ULHhG_settings-modal-box .settings-modal-header{background:#162032;border-color:#334155}.dark ._6ULHhG_settings-modal-header{background:#162032;border-color:#334155}._6ULHhG_settings-modal-header h3{color:#0f172a;letter-spacing:-.01em;margin:0;font-size:1.2rem;font-weight:700}._6ULHhG_settings-modal-box .settings-modal-header h3{color:#0f172a;letter-spacing:-.01em;margin:0;font-size:1.2rem;font-weight:700}.dark ._6ULHhG_settings-modal-box .settings-modal-header h3{color:#f8fafc}.dark ._6ULHhG_settings-modal-header h3{color:#f8fafc}._6ULHhG_settings-close-btn{color:#64748b;cursor:pointer;background:0 0;border:none;border-radius:10px;justify-content:center;align-items:center;padding:8px;transition:all .15s;display:flex}._6ULHhG_settings-modal-box .settings-close-btn{color:#64748b;cursor:pointer;background:0 0;border:none;border-radius:10px;justify-content:center;align-items:center;padding:8px;transition:all .15s;display:flex}._6ULHhG_settings-close-btn:hover{color:#0f172a;background:#f1f5f9}._6ULHhG_settings-modal-box .settings-close-btn:hover{color:#0f172a;background:#f1f5f9}.dark ._6ULHhG_settings-modal-box .settings-close-btn:hover{color:#f8fafc;background:#334155}.dark ._6ULHhG_settings-close-btn:hover{color:#f8fafc;background:#334155}._6ULHhG_settings-modal-content{scrollbar-width:thin;max-height:75vh;padding:20px 22px 26px;overflow-y:auto}._6ULHhG_settings-modal-box .settings-modal-content{scrollbar-width:thin;max-height:75vh;padding:20px 22px 26px;overflow-y:auto}._6ULHhG_settings-section{margin-bottom:22px}._6ULHhG_settings-modal-box .settings-section{margin-bottom:22px}._6ULHhG_settings-section:last-child{margin-bottom:0}._6ULHhG_settings-modal-box .settings-section:last-child{margin-bottom:0}._6ULHhG_settings-section h4{color:#2563eb;text-transform:uppercase;letter-spacing:.08em;align-items:center;gap:8px;margin:0 0 12px;font-size:.8rem;font-weight:700;display:flex}._6ULHhG_settings-modal-box .settings-section h4{color:#2563eb;text-transform:uppercase;letter-spacing:.08em;align-items:center;gap:8px;margin:0 0 12px;font-size:.8rem;font-weight:700;display:flex}.dark ._6ULHhG_settings-modal-box .settings-section h4{color:#60a5fa}.dark ._6ULHhG_settings-section h4{color:#60a5fa}._6ULHhG_settings-item{cursor:pointer;color:#1e293b;-webkit-user-select:none;user-select:none;box-sizing:border-box;background:#f8fafc;border:1px solid #edf2f7;border-radius:12px;justify-content:space-between;align-items:center;margin-bottom:8px;padding:12px 14px;font-size:.95rem;font-weight:500;transition:all .15s;display:flex;position:relative}._6ULHhG_settings-modal-box .settings-item{cursor:pointer;color:#1e293b;-webkit-user-select:none;user-select:none;box-sizing:border-box;background:#f8fafc;border:1px solid #edf2f7;border-radius:12px;justify-content:space-between;align-items:center;margin-bottom:8px;padding:12px 14px;font-size:.95rem;font-weight:500;transition:all .15s;display:flex;position:relative}._6ULHhG_settings-item:hover{background:#f1f5f9;border-color:#e2e8f0}._6ULHhG_settings-modal-box .settings-item:hover{background:#f1f5f9;border-color:#e2e8f0}.dark ._6ULHhG_settings-modal-box .settings-item{color:#e2e8f0;background:#0f172a66;border-color:#334155}.dark ._6ULHhG_settings-item{color:#e2e8f0;background:#0f172a66;border-color:#334155}.dark ._6ULHhG_settings-modal-box .settings-item:hover{background:#0f172ab3;border-color:#475569}.dark ._6ULHhG_settings-item:hover{background:#0f172ab3;border-color:#475569}._6ULHhG_settings-item>span:last-child{flex:1;order:1;margin-right:14px;font-size:.92rem;line-height:1.4}._6ULHhG_settings-modal-box .settings-item>span:last-child{flex:1;order:1;margin-right:14px;font-size:.92rem;line-height:1.4}._6ULHhG_settings-item input[type=checkbox]{opacity:0;pointer-events:none;width:0;height:0;position:absolute}._6ULHhG_settings-modal-box .settings-item input[type=checkbox]{opacity:0;pointer-events:none;width:0;height:0;position:absolute}._6ULHhG_settings-checkmark{background-color:#cbd5e1;border-radius:24px;flex-shrink:0;order:2;width:44px;min-width:44px;height:24px;transition:all .25s cubic-bezier(.4,0,.2,1);display:inline-block;position:relative}._6ULHhG_settings-modal-box .settings-checkmark{background-color:#cbd5e1;border-radius:24px;flex-shrink:0;order:2;width:44px;min-width:44px;height:24px;transition:all .25s cubic-bezier(.4,0,.2,1);display:inline-block;position:relative}.dark ._6ULHhG_settings-modal-box .settings-checkmark{background-color:#475569}.dark ._6ULHhG_settings-checkmark{background-color:#475569}._6ULHhG_settings-checkmark:after{content:"";background-color:#fff;border-radius:50%;width:20px;height:20px;transition:transform .25s cubic-bezier(.4,0,.2,1);position:absolute;top:2px;left:2px;box-shadow:0 1px 3px #00000040}._6ULHhG_settings-modal-box .settings-checkmark:after{content:"";background-color:#fff;border-radius:50%;width:20px;height:20px;transition:transform .25s cubic-bezier(.4,0,.2,1);position:absolute;top:2px;left:2px;box-shadow:0 1px 3px #00000040}._6ULHhG_settings-item input[type=checkbox]:checked+._6ULHhG_settings-checkmark,._6ULHhG_settings-item input[type=checkbox]:checked~._6ULHhG_settings-checkmark{background-color:#2563eb}._6ULHhG_settings-modal-box .settings-item input[type=checkbox]:checked+.settings-checkmark{background-color:#2563eb}._6ULHhG_settings-modal-box .settings-item input[type=checkbox]:checked~.settings-checkmark{background-color:#2563eb}._6ULHhG_settings-item input[type=checkbox]:checked+._6ULHhG_settings-checkmark:after,._6ULHhG_settings-item input[type=checkbox]:checked~._6ULHhG_settings-checkmark:after{transform:translate(20px)}._6ULHhG_settings-modal-box .settings-item input[type=checkbox]:checked+.settings-checkmark:after{transform:translate(20px)}._6ULHhG_settings-modal-box .settings-item input[type=checkbox]:checked~.settings-checkmark:after{transform:translate(20px)}:is(._6ULHhG_settings-modal-box .settings-item[style*=padding-left],._6ULHhG_settings-item[style*=padding-left]){background:#f1f5f9;margin-top:-2px;border-left:3px solid #3b82f6!important}:is(.dark ._6ULHhG_settings-modal-box .settings-item[style*=padding-left],.dark ._6ULHhG_settings-item[style*=padding-left]){background:#0f172a99;border-left:3px solid #3b82f6!important}:is(._6ULHhG_settings-modal-box .settings-item.select-item,._6ULHhG_settings-item._6ULHhG_select-item){cursor:default}:is(._6ULHhG_settings-modal-box .settings-item.select-item>span:first-child,._6ULHhG_settings-item._6ULHhG_select-item>span:first-child){font-size:.92rem;font-weight:500}._6ULHhG_settings-voice-select{color:#1e293b;cursor:pointer;background:#fff;border:1px solid #cbd5e1;border-radius:10px;outline:none;padding:6px 14px;font-size:.9rem;font-weight:600;transition:all .15s}._6ULHhG_settings-modal-box .settings-voice-select{color:#1e293b;cursor:pointer;background:#fff;border:1px solid #cbd5e1;border-radius:10px;outline:none;padding:6px 14px;font-size:.9rem;font-weight:600;transition:all .15s}._6ULHhG_settings-voice-select:focus{border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f626}._6ULHhG_settings-modal-box .settings-voice-select:focus{border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f626}.dark ._6ULHhG_settings-modal-box .settings-voice-select{color:#f1f5f9;background:#1e293b;border-color:#475569}.dark ._6ULHhG_settings-voice-select{color:#f1f5f9;background:#1e293b;border-color:#475569}:is(._6ULHhG_settings-modal-box .settings-item.slider-item,._6ULHhG_settings-item._6ULHhG_slider-item){cursor:default;gap:12px}:is(._6ULHhG_settings-modal-box .settings-item.slider-item>span:first-child,._6ULHhG_settings-item._6ULHhG_slider-item>span:first-child){white-space:nowrap;font-size:.92rem;font-weight:500}._6ULHhG_settings-slider{accent-color:#2563eb;cursor:pointer;background:#e2e8f0;border-radius:3px;outline:none;flex:1;height:6px}._6ULHhG_settings-modal-box .settings-slider{accent-color:#2563eb;cursor:pointer;background:#e2e8f0;border-radius:3px;outline:none;flex:1;height:6px}.dark ._6ULHhG_settings-modal-box .settings-slider{background:#475569}.dark ._6ULHhG_settings-slider{background:#475569}._6ULHhG_settings-value{color:#2563eb;text-align:center;background:#eff6ff;border:1px solid #dbeafe;border-radius:20px;min-width:44px;padding:3px 10px;font-size:.85rem;font-weight:700}._6ULHhG_settings-modal-box .settings-value{color:#2563eb;text-align:center;background:#eff6ff;border:1px solid #dbeafe;border-radius:20px;min-width:44px;padding:3px 10px;font-size:.85rem;font-weight:700}.dark ._6ULHhG_settings-modal-box .settings-value{color:#93c5fd;background:#3b82f626;border-color:#3b82f64d}.dark ._6ULHhG_settings-value{color:#93c5fd;background:#3b82f626;border-color:#3b82f64d}@media (max-width:1024px){._6ULHhG_fc-layout{grid-template-columns:1fr}._6ULHhG_fc-sidebar,._6ULHhG_fc-sidebar._6ULHhG_fc-sidebar-hsk30{order:2;width:100%;margin-top:1rem;margin-bottom:0;position:static}}@media (max-width:768px){._6ULHhG_fc-wrapper{height:480px}._6ULHhG_rating-action-row{gap:.5rem}._6ULHhG_session-rate-btn{min-height:50px;padding:.8rem 1rem;font-size:.9rem}._6ULHhG_session-rate-btn--undo{width:50px;min-width:50px}._6ULHhG_practice-actions{gap:.5rem}._6ULHhG_action-btn{min-height:38px;padding:.5rem .8rem;font-size:.85rem}}