.rN-iGG_conversation-page{background:linear-gradient(#f8fbff 0%,#f1f6fb 100%);min-height:100vh;padding-bottom:32px}.dark .rN-iGG_conversation-page{background:linear-gradient(#090d16 0%,#0f172a 100%)}.rN-iGG_conv-container{box-sizing:border-box;width:100%;max-width:1200px;margin:0 auto;padding:0 1rem}.rN-iGG_breadcrumb-row{padding-top:10px}.rN-iGG_detail-header{z-index:30;margin-bottom:8px;position:sticky;top:0}.rN-iGG_detail-tabs{scrollbar-width:none;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);background:#fffffff2;border:1px solid #e0e0e080;border-radius:18px;align-items:center;gap:.625rem;padding:.45rem .65rem;display:flex;overflow-x:auto;box-shadow:0 2px 20px #00000014}.dark .rN-iGG_detail-tabs{background:#0f172af2;border-color:#33415599;box-shadow:0 2px 20px #0006}.rN-iGG_detail-tabs::-webkit-scrollbar{display:none}.rN-iGG_detail-tabs-icon{color:#667eea;flex-shrink:0;width:16px;height:16px}.dark .rN-iGG_detail-tabs-icon{color:#818cf8}.rN-iGG_detail-tab-link{flex-shrink:0;text-decoration:none}.rN-iGG_detail-tab{color:#6b7280;cursor:pointer;white-space:nowrap;background:#ffffffd1;border:1px solid #6b728033;border-radius:1.5rem;align-items:center;gap:.375rem;min-height:34px;padding:.45rem .9rem;font-size:.82rem;font-weight:600;transition:all .22s;display:inline-flex;box-shadow:0 2px 8px #0000000d}.dark .rN-iGG_detail-tab{color:#94a3b8;background:#1e293bcc;border-color:#47556966;box-shadow:0 2px 8px #0000004d}.rN-iGG_detail-tab:hover:not(.rN-iGG_active):not(:disabled){color:#667eea;background:#667eea1a;border-color:#667eea4d}.dark .rN-iGG_detail-tab:hover:not(.rN-iGG_active):not(:disabled){color:#a5b4fc;background:#6366f12e;border-color:#818cf866}.rN-iGG_detail-tab.rN-iGG_active{color:#fff;background:linear-gradient(135deg,#4299e1 0%,#3182ce 100%);border-color:#0000}.dark .rN-iGG_detail-tab.rN-iGG_active{color:#fff;background:linear-gradient(135deg,#3b82f6 0%,#2563eb 100%)}.rN-iGG_detail-tab:disabled{opacity:.55;cursor:not-allowed;box-shadow:none}.rN-iGG_content-wrap{padding-top:8px}.rN-iGG_main-content{min-height:700px}.rN-iGG_content-layout{grid-template-columns:minmax(0,1fr) 280px;align-items:start;gap:1.25rem;display:grid}.rN-iGG_main-column,.rN-iGG_side-column{min-width:0}.rN-iGG_main-column>.rN-iGG_lesson-header,.rN-iGG_section-card,.rN-iGG_state-card,.rN-iGG_sidebar{background:#fffffff2;border:1px solid #e4ecf4;border-radius:24px}.dark .rN-iGG_main-column>.rN-iGG_lesson-header{background:#0f172af2;border-color:#334155}.dark .rN-iGG_section-card{background:#0f172af2;border-color:#334155}.dark .rN-iGG_state-card{background:#0f172af2;border-color:#334155}.dark .rN-iGG_sidebar{background:#0f172af2;border-color:#334155}.rN-iGG_main-column>.rN-iGG_lesson-header{flex-direction:column;gap:12px;margin-bottom:12px;padding:15px 18px;display:flex;box-shadow:0 2px 10px #0000000d}.dark .rN-iGG_main-column>.rN-iGG_lesson-header{box-shadow:0 2px 10px #0000004d}.rN-iGG_lesson-header-top{align-items:flex-start;gap:13px;display:flex}.rN-iGG_main-column>.rN-iGG_lesson-header .rN-iGG_lesson-icon-wrap{background:#f0f4ff;border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;width:42px;height:42px;font-size:20px;display:flex}.dark .rN-iGG_main-column>.rN-iGG_lesson-header .rN-iGG_lesson-icon-wrap{background:#1e293b}.rN-iGG_main-column>.rN-iGG_lesson-header .rN-iGG_lesson-meta{flex:1;min-width:0}.rN-iGG_lesson-kicker-row{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.rN-iGG_main-column>.rN-iGG_lesson-header .rN-iGG_lesson-kicker,.rN-iGG_section-kicker{color:#64748b;text-transform:uppercase;letter-spacing:.7px;background:0 0;border-radius:0;padding:0;font-size:11px;font-weight:800;display:inline-flex}.dark .rN-iGG_main-column>.rN-iGG_lesson-header .rN-iGG_lesson-kicker{color:#94a3b8}.dark .rN-iGG_section-kicker{color:#94a3b8}.rN-iGG_main-column>.rN-iGG_lesson-header .rN-iGG_lesson-title{color:#0f172a;white-space:normal;margin:4px 0 0;font-size:1.05rem;font-weight:800;line-height:1.38}.dark .rN-iGG_main-column>.rN-iGG_lesson-header .rN-iGG_lesson-title{color:#f1f5f9}.rN-iGG_lesson-scene-inline{color:#64748b;margin:4px 0 0;font-size:.8rem;line-height:1.45}.dark .rN-iGG_lesson-scene-inline{color:#94a3b8}.rN-iGG_lesson-header-toolbar{border-top:1px solid #e2e8f0;flex-wrap:nowrap;justify-content:space-between;align-items:center;gap:6px;padding-top:11px;display:flex}@media (max-width:900px){.rN-iGG_lesson-header-toolbar{flex-wrap:wrap}}.dark .rN-iGG_lesson-header-toolbar{border-top-color:#334155a6}.rN-iGG_lesson-quick-toggles{align-items:center;gap:4px;margin-left:auto;display:flex}.rN-iGG_quick-toggle-btn{color:#64748b;white-space:nowrap;cursor:pointer;background:#f8fafc;border:1px solid #dbe4ee;border-radius:9px;align-items:center;gap:4px;height:32px;padding:0 7.5px;font-size:.72rem;font-weight:700;transition:all .18s;display:inline-flex}.dark .rN-iGG_quick-toggle-btn{color:#94a3b8;background:#1e293b;border-color:#334155}.rN-iGG_quick-toggle-btn.rN-iGG_active{color:#1d4ed8;background:#eff6ff;border-color:#93c5fd}.dark .rN-iGG_quick-toggle-btn.rN-iGG_active{color:#93c5fd;background:#2563eb33;border-color:#3b82f680}.rN-iGG_quick-toggle-btn.rN-iGG_active-amber{color:#b45309;background:#fffbeb;border-color:#fcd34d}.dark .rN-iGG_quick-toggle-btn.rN-iGG_active-amber{color:#fcd34d;background:#f59e0b33;border-color:#f59e0b80}.rN-iGG_sticky-mini-player{background:#2563eb1f;border:1px solid #3b82f659;border-radius:999px;align-items:center;gap:5px;margin-left:auto;padding:3px 5px;display:inline-flex}.rN-iGG_mini-player-btn{color:#fff;cursor:pointer;background:#2563eb;border:none;border-radius:999px;align-items:center;gap:5px;padding:4px 10px;font-size:.75rem;font-weight:700;display:inline-flex}.rN-iGG_mini-player-stop{color:#ef4444;cursor:pointer;background:#ef444429;border:none;border-radius:999px;justify-content:center;align-items:center;width:24px;height:24px;display:inline-flex}.rN-iGG_lesson-state-pill{border-radius:999px;align-items:center;gap:4px;padding:2px 8px;font-size:.7rem;font-weight:700;display:inline-flex}.rN-iGG_lesson-state-pill.rN-iGG_is-completed{color:#027a48;background:#ecfdf3}.rN-iGG_lesson-state-pill.rN-iGG_is-progress{color:#175cd3;background:#eff8ff}.rN-iGG_lesson-state-pill.rN-iGG_is-pending{color:#475467;background:#f8fafc}.dark .rN-iGG_lesson-state-pill.rN-iGG_is-completed{color:#6ee7b7;background:#064e3b66}.dark .rN-iGG_lesson-state-pill.rN-iGG_is-progress{color:#93c5fd;background:#1e3a8a66}.dark .rN-iGG_lesson-state-pill.rN-iGG_is-pending{color:#94a3b8;background:#33415566}.rN-iGG_lesson-question-progress{color:#64748b;font-size:.75rem;font-weight:600}.dark .rN-iGG_lesson-question-progress{color:#94a3b8}.rN-iGG_lesson-actions{flex-wrap:wrap;align-items:center;gap:4px;display:flex}.rN-iGG_play-btn{color:#fff;white-space:nowrap;cursor:pointer;background:#2563eb;border:none;border-radius:9px;align-items:center;gap:5px;height:32px;padding:0 10px;font-size:.73rem;font-weight:700;transition:background .18s,transform .15s;display:inline-flex}.rN-iGG_play-btn:hover:not(:disabled){background:#1d4ed8;transform:translateY(-1px)}.rN-iGG_play-btn:disabled{opacity:.5;cursor:not-allowed}.dark .rN-iGG_play-btn{background:#3b82f6}.dark .rN-iGG_play-btn:hover:not(:disabled){background:#2563eb}.rN-iGG_video-icon-btn,.rN-iGG_vocab-icon-btn{color:#0f172a;white-space:nowrap;cursor:pointer;background:#fff;border:1px solid #dbe4ee;border-radius:9px;justify-content:center;align-items:center;gap:4px;height:32px;padding:0 7.5px;font-size:.72rem;font-weight:700;text-decoration:none;transition:all .2s;display:inline-flex}:is(.dark .rN-iGG_video-icon-btn,.dark .rN-iGG_vocab-icon-btn){color:#f1f5f9;background:#1e293b;border-color:#334155}.rN-iGG_video-icon-btn:hover:not(:disabled){background:#fff5f5;border-color:#ef444459;transform:translateY(-1px)}.dark .rN-iGG_video-icon-btn:hover:not(:disabled){background:#ef444426;border-color:#ef444466}.rN-iGG_vocab-icon-btn:hover:not(:disabled){background:#f5f3ff;border-color:#7c3aed59;transform:translateY(-1px)}.dark .rN-iGG_vocab-icon-btn:hover:not(:disabled){background:#7c3aed26;border-color:#a855f766}.rN-iGG_video-icon-btn:disabled,.rN-iGG_vocab-icon-btn:disabled{opacity:.55;cursor:not-allowed}.rN-iGG_video-yt-red{color:#ef4444}.rN-iGG_vocab-book-purple{color:#7c3aed}.dark .rN-iGG_vocab-book-purple{color:#a855f7}.rN-iGG_repeat-icon-btn{color:#0f172a;white-space:nowrap;cursor:pointer;background:#fff;border:1px solid #dbe4ee;border-radius:9px;justify-content:center;align-items:center;gap:4px;height:32px;padding:0 7.5px;font-size:.72rem;font-weight:700;text-decoration:none;transition:all .2s;display:inline-flex}.dark .rN-iGG_repeat-icon-btn{color:#f1f5f9;background:#1e293b;border-color:#334155}.rN-iGG_repeat-icon-btn:hover{background:#eff6ff;border-color:#2563eb59;transform:translateY(-1px)}.dark .rN-iGG_repeat-icon-btn:hover{background:#2563eb26;border-color:#3b82f666}.rN-iGG_repeat-icon-btn.rN-iGG_active{color:#2563eb;background:#eff6ff;border-color:#3b82f6}.dark .rN-iGG_repeat-icon-btn.rN-iGG_active{color:#60a5fa;background:#2563eb33;border-color:#3b82f6}.rN-iGG_settings-btn{color:#475569;cursor:pointer;background:#f8fafc;border:1px solid #dbe4ee;border-radius:9px;justify-content:center;align-items:center;width:32px;height:32px;transition:all .18s;display:inline-flex}.dark .rN-iGG_settings-btn{color:#94a3b8;background:#1e293b;border-color:#334155}.rN-iGG_settings-btn:hover{background:#e2e8f0}.dark .rN-iGG_settings-btn:hover{background:#334155}.rN-iGG_conversation-legend{color:#475569;background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px;padding:8px 14px;font-size:.8rem;display:flex}.dark .rN-iGG_conversation-legend{color:#94a3b8;background:#0f172a;border-color:#334155}.rN-iGG_legend-items{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.rN-iGG_legend-item{align-items:center;gap:6px;display:flex}.rN-iGG_legend-info-icon{color:#3b82f6;flex-shrink:0}.dark .rN-iGG_legend-info-icon{color:#60a5fa}.rN-iGG_legend-label{color:#1e293b;font-weight:700}.dark .rN-iGG_legend-label{color:#cbd5e1}.rN-iGG_legend-word-sample{font-weight:700;font-family:var(--chinese-font,"LXGW WenKai", "Noto Sans SC", sans-serif);padding:0 2px}.rN-iGG_legend-word-sample.rN-iGG_blue-gradient{background:linear-gradient(135deg,#4299e1 0%,#3182ce 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.rN-iGG_legend-word-sample.rN-iGG_red-sample{color:#dc2626}.dark .rN-iGG_legend-word-sample.rN-iGG_red-sample{color:#f87171}.rN-iGG_legend-word-sample.rN-iGG_purple-gradient{background:linear-gradient(135deg,#a855f7 0%,#6d28d9 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.rN-iGG_legend-text{font-weight:500}.dark .rN-iGG_legend-text{color:#94a3b8}.rN-iGG_legend-divider{background:#cbd5e1;width:1px;height:12px}.dark .rN-iGG_legend-divider{background:#334155}.rN-iGG_switch-btn{cursor:pointer;background:#cbd5e1;border:none;border-radius:9999px;width:36px;height:20px;padding:0;transition:background-color .2s;display:block;position:relative}.dark .rN-iGG_switch-btn{background:#475569}.rN-iGG_switch-btn.rN-iGG_active{background:#10b981}.dark .rN-iGG_switch-btn.rN-iGG_active{background:#10b981}.rN-iGG_switch-handle{background:#fff;border-radius:50%;width:16px;height:16px;transition:transform .2s;position:absolute;top:2px;left:2px;box-shadow:0 1px 3px #0000001a}.rN-iGG_switch-btn.rN-iGG_active .rN-iGG_switch-handle{transform:translate(16px)}.rN-iGG_switch-btn.rN-iGG_mini{width:28px;height:16px}.rN-iGG_switch-btn.rN-iGG_mini .rN-iGG_switch-handle{width:12px;height:12px}.rN-iGG_switch-btn.rN-iGG_mini.rN-iGG_active .rN-iGG_switch-handle{transform:translate(12px)}.rN-iGG_section-switcher{flex-wrap:wrap;gap:10px;margin-bottom:14px;display:flex}.rN-iGG_section-chip{color:#0f172a;cursor:pointer;background:#fffffff2;border:1px solid #dbe5ef;border-radius:999px;padding:10px 14px;font-size:.84rem;font-weight:700;transition:all .18s}.dark .rN-iGG_section-chip{color:#f1f5f9;background:#1e293b;border-color:#334155}.rN-iGG_section-chip.rN-iGG_active{color:#1d4ed8;background:#dbeafe;border-color:#93c5fd}.dark .rN-iGG_section-chip.rN-iGG_active{color:#bfdbfe;background:#1e3a8a;border-color:#3b82f6}.rN-iGG_section-card{padding:14px}.rN-iGG_section-head{justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:18px;display:flex}.rN-iGG_section-head h2{color:#0f172a;margin-top:10px;font-size:1.35rem;font-weight:800}.dark .rN-iGG_section-head h2{color:#f1f5f9}.rN-iGG_section-scene{color:#64748b;margin-top:8px;font-size:.88rem;line-height:1.7}.dark .rN-iGG_section-scene{color:#94a3b8}.rN-iGG_section-count{color:#475569;font-size:.88rem;font-weight:700}.dark .rN-iGG_section-count{color:#94a3b8}.rN-iGG_dialogue-list{flex-direction:column;gap:8px;max-height:calc(100vh - 220px);padding-right:4px;display:flex;overflow:auto}.rN-iGG_dialogue-item{cursor:pointer;background:#fff;border:1px solid #e2e8f0;border-radius:14px;flex-shrink:0;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:12px;min-height:fit-content;padding:9px 13px;transition:border-color .18s,box-shadow .18s,transform .18s;display:grid}.dark .rN-iGG_dialogue-item{background:#0f172a;border-color:#334155}.rN-iGG_dialogue-item:hover,.rN-iGG_dialogue-item.rN-iGG_active,.rN-iGG_dialogue-item.rN-iGG_playing{border-color:#93c5fd;transform:translateY(-1px);box-shadow:0 10px 24px #2563eb14}:is(.dark .rN-iGG_dialogue-item:hover,.dark .rN-iGG_dialogue-item.rN-iGG_active,.dark .rN-iGG_dialogue-item.rN-iGG_playing){border-color:#3b82f6;box-shadow:0 10px 24px #3b82f629}.rN-iGG_dialogue-item.rN-iGG_tone-a{background:linear-gradient(#fff 0%,#f8fbff 100%);border-left:3px solid #3b82f6}.dark .rN-iGG_dialogue-item.rN-iGG_tone-a{background:linear-gradient(90deg,#1e3a8a38 0%,#0f172af2 100%);border-left:3px solid #3b82f6}.rN-iGG_dialogue-item.rN-iGG_tone-b{background:linear-gradient(#fff 0%,#fdf4ff 100%);border-left:3px solid #a855f7}.dark .rN-iGG_dialogue-item.rN-iGG_tone-b{background:linear-gradient(90deg,#581c8738 0%,#0f172af2 100%);border-left:3px solid #a855f7}.rN-iGG_dialogue-item.rN-iGG_my-role-row{border-color:#f59e0b8c}:is(.rN-iGG_dialogue-item.rN-iGG_blur-meaning .translation,.rN-iGG_dialogue-item.rN-iGG_blur-meaning .translation-en,.rN-iGG_dialogue-item.rN-iGG_blur-meaning .vietnamese-text,.rN-iGG_dialogue-item.rN-iGG_blur-meaning .english-text){filter:blur(5px);opacity:.72;-webkit-user-select:none;user-select:none;transition:filter .2s,opacity .2s}:is(.rN-iGG_dialogue-item.rN-iGG_blur-meaning:hover .translation,.rN-iGG_dialogue-item.rN-iGG_blur-meaning:hover .translation-en,.rN-iGG_dialogue-item.rN-iGG_blur-meaning:hover .vietnamese-text,.rN-iGG_dialogue-item.rN-iGG_blur-meaning:hover .english-text){filter:blur();opacity:1}.rN-iGG_speaker-badge{color:#0f172a;white-space:nowrap;text-align:center;flex-direction:column;align-items:center;gap:3px;min-width:48px;font-size:.72rem;font-weight:700;display:inline-flex}.dark .rN-iGG_speaker-badge{color:#f1f5f9}.rN-iGG_speaker-avatar-circle{color:#2563eb;background:#3b82f624;border-radius:999px;justify-content:center;align-items:center;width:28px;height:28px;display:flex}.dark .rN-iGG_speaker-avatar-circle{color:#60a5fa;background:#3b82f638}.rN-iGG_speaker-b .rN-iGG_speaker-avatar-circle{color:#9333ea;background:#a855f724}.dark .rN-iGG_speaker-b .rN-iGG_speaker-avatar-circle{color:#c084fc;background:#a855f73d}.rN-iGG_speaker-name-text{line-height:1.1}.rN-iGG_role-you-badge{color:#fbbf24;background:#f59e0b33;border-radius:999px;padding:1px 5px;font-size:.62rem;font-weight:800}.rN-iGG_role-waiting-banner{color:#fbbf24;background:#f59e0b2e;border:1px solid #f59e0b73;border-radius:999px;align-items:center;gap:6px;margin-bottom:6px;padding:3px 10px;font-size:.75rem;display:inline-flex}.rN-iGG_row-body{min-width:0}.rN-iGG_chinese-sentence-box{display:block}.rN-iGG_meaning-vi-text{color:#475569;margin-top:6px;font-size:.84rem;line-height:1.5}.dark .rN-iGG_meaning-vi-text{color:#cbd5e1}.rN-iGG_row-actions{grid-template-columns:repeat(2,28px);justify-content:end;align-self:flex-start;gap:5px;display:grid}.rN-iGG_row-actions>button:nth-of-type(odd):last-of-type{grid-column:2}.rN-iGG_row-mic-btn{color:#7c3aed;cursor:pointer;background:#f5f3ff;border:1px solid #7c3aed40;border-radius:8px;justify-content:center;align-items:center;width:28px;height:28px;transition:all .18s;display:inline-flex}.dark .rN-iGG_row-mic-btn{color:#c4b5fd;background:#7c3aed29;border-color:#8b5cf659}.rN-iGG_row-mic-btn:hover,.rN-iGG_row-mic-btn.rN-iGG_role-highlight{color:#fff;background:#7c3aed;border-color:#7c3aed}.rN-iGG_note-btn,.rN-iGG_vocab-btn{color:#64748b;cursor:pointer;background:#f8fafc;border:1px solid #e2e8f0;border-radius:8px;justify-content:center;align-items:center;width:28px;height:28px;transition:all .18s;display:inline-flex}:is(.dark .rN-iGG_note-btn,.dark .rN-iGG_vocab-btn){color:#94a3b8;background:#1e293b;border-color:#334155}.rN-iGG_note-btn:hover,.rN-iGG_note-btn.rN-iGG_active{color:#b45309;background:#fef9c3;border-color:#fbbf24}:is(.dark .rN-iGG_note-btn:hover,.dark .rN-iGG_note-btn.rN-iGG_active){color:#fde047;background:#fbbf2433;border-color:#fbbf24}.rN-iGG_vocab-btn:hover{color:#047857;background:#ecfdf5;border-color:#6ee7b7}.dark .rN-iGG_vocab-btn:hover{color:#6ee7b7;background:#10b98133;border-color:#10b981}.rN-iGG_sentence-note-chip{color:#4c1d95;background:#f8fafc;border:1px solid #e9d5ff;border-left:3px solid #a855f7;border-radius:8px;grid-column:1/-1;align-items:flex-start;gap:.35rem;max-width:min(100%,760px);margin-top:4px;padding:.35rem .55rem;font-size:.78rem;line-height:1.45;display:inline-flex}.dark .rN-iGG_sentence-note-chip{color:#e9d5ff;background:#581c8733;border-color:#a855f766 #a855f766 #a855f766 #c084fc}.rN-iGG_sentence-note-icon{color:#7c3aed;flex-shrink:0;margin-top:.12rem}.dark .rN-iGG_sentence-note-icon{color:#c084fc}.rN-iGG_sentence-note-body{overflow-wrap:anywhere}.rN-iGG_question-card{margin-top:16px;padding:22px}.rN-iGG_question-list{flex-direction:column;gap:14px;display:flex}.rN-iGG_question-item{background:#fff;border:1px solid #e2e8f0;border-radius:18px;padding:16px}.dark .rN-iGG_question-item{background:#0f172a;border-color:#334155}.rN-iGG_question-order{color:#1d4ed8;background:#eff6ff;border-radius:999px;align-items:center;padding:5px 10px;font-size:.76rem;font-weight:800;display:inline-flex}.dark .rN-iGG_question-order{color:#93c5fd;background:#2563eb33}.rN-iGG_question-text{color:#0f172a;margin:12px 0 0;font-size:1rem;font-weight:700;line-height:1.5}.dark .rN-iGG_question-text{color:#f1f5f9}.rN-iGG_question-vi{color:#64748b;margin:6px 0 0;font-size:.85rem;line-height:1.55}.dark .rN-iGG_question-vi{color:#94a3b8}.rN-iGG_question-options{gap:10px;margin-top:14px;display:grid}.rN-iGG_question-option{text-align:left;cursor:pointer;background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;align-items:flex-start;gap:10px;width:100%;padding:11px 12px;transition:border-color .18s,background .18s,transform .18s;display:flex}.dark .rN-iGG_question-option{background:#1e293b;border-color:#334155}.rN-iGG_question-option:hover:not(:disabled){background:#f8fbff;border-color:#bfdbfe;transform:translateY(-1px)}.dark .rN-iGG_question-option:hover:not(:disabled){background:#1e293b;border-color:#60a5fa}.rN-iGG_question-option:disabled{cursor:default}.rN-iGG_question-option.rN-iGG_correct{background:#ecfdf5;border-color:#86efac}.dark .rN-iGG_question-option.rN-iGG_correct{background:#10b98133;border-color:#10b981}.rN-iGG_question-option.rN-iGG_selected{background:#eff6ff;border-color:#93c5fd}.dark .rN-iGG_question-option.rN-iGG_selected{background:#3b82f626;border-color:#3b82f6}.rN-iGG_question-option.rN-iGG_incorrect{background:#fff1f2;border-color:#fda4af}.dark .rN-iGG_question-option.rN-iGG_incorrect{background:#ef444433;border-color:#ef4444}.rN-iGG_option-key{color:#334155;background:#e2e8f0;border-radius:999px;flex-shrink:0;justify-content:center;align-items:center;width:24px;height:24px;font-size:.76rem;font-weight:800;display:inline-flex}.dark .rN-iGG_option-key{color:#cbd5e1;background:#334155}.rN-iGG_question-option.rN-iGG_correct .rN-iGG_option-key{color:#fff;background:#22c55e}.rN-iGG_question-option.rN-iGG_incorrect .rN-iGG_option-key{color:#fff;background:#dc2626}.rN-iGG_option-text{color:#334155;font-size:.9rem;line-height:1.55}.dark .rN-iGG_option-text{color:#e2e8f0}.rN-iGG_question-answer{color:#0f172a;flex-wrap:wrap;gap:6px;margin-top:14px;font-size:.88rem;display:flex}.dark .rN-iGG_question-answer{color:#f1f5f9}.rN-iGG_answer-label{color:#1d4ed8;font-weight:800}.dark .rN-iGG_answer-label{color:#60a5fa}.rN-iGG_answer-value{font-weight:600}.rN-iGG_sidebar{flex-direction:column;max-height:calc(100vh - 110px);display:flex;position:sticky;top:18px;overflow:hidden}.rN-iGG_state-card{flex-direction:column;justify-content:center;align-items:center;gap:10px;padding:36px 18px;display:flex}.rN-iGG_state-card h3{color:#0f172a;margin:0;font-size:1.15rem;font-weight:700}.dark .rN-iGG_state-card h3{color:#f1f5f9}.rN-iGG_upgrade-actions{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}.rN-iGG_upgrade-btn{cursor:pointer;border:none;border-radius:12px;justify-content:center;align-items:center;padding:10px 16px;font-size:.9rem;font-weight:700;text-decoration:none;transition:all .18s;display:inline-flex}.rN-iGG_upgrade-btn-primary{color:#fff;background:#2563eb}.rN-iGG_upgrade-btn-primary:hover{background:#1d4ed8}.rN-iGG_upgrade-btn-secondary{color:#0f172a;background:#e2e8f0}.rN-iGG_upgrade-btn-secondary:hover{background:#cbd5e1}.dark .rN-iGG_upgrade-btn-secondary{color:#f1f5f9;background:#334155}.dark .rN-iGG_upgrade-btn-secondary:hover{background:#475569}.rN-iGG_error-card{color:#b91c1c}.rN-iGG_modal-backdrop{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:3000;background:#0f172a6b;justify-content:center;align-items:center;padding:18px;display:flex;position:fixed;inset:0}.rN-iGG_settings-modal{background:#fff;border:1px solid #94a3b833;border-radius:22px;flex-direction:column;width:min(520px,100%);max-height:min(88vh,760px);display:flex;overflow:hidden;box-shadow:0 24px 60px #0f172a2e}.dark .rN-iGG_settings-modal{background:#0f172a;border-color:#334155;box-shadow:0 24px 60px #00000080}.rN-iGG_settings-header,.rN-iGG_settings-header-left,.rN-iGG_s-toggle-row,.rN-iGG_s-toggle-info,.rN-iGG_s-seg,.rN-iGG_s-chip-grid{align-items:center;display:flex}.rN-iGG_settings-header{border-bottom:1px solid #e2e8f0;justify-content:space-between;padding:18px 20px}.dark .rN-iGG_settings-header{border-color:#334155}.rN-iGG_settings-header-left{color:#0f172a;gap:12px;font-weight:700}.dark .rN-iGG_settings-header-left{color:#f1f5f9}.rN-iGG_settings-header-icon{color:#2563eb;background:#eff6ff;border-radius:12px;justify-content:center;align-items:center;width:36px;height:36px;display:inline-flex}.dark .rN-iGG_settings-header-icon{color:#60a5fa;background:#1e293b}.rN-iGG_close-btn{color:#475569;cursor:pointer;background:#f8fafc;border:none;border-radius:10px;justify-content:center;align-items:center;width:34px;height:34px;transition:all .15s;display:inline-flex}.dark .rN-iGG_close-btn{color:#cbd5e1;background:#1e293b}.rN-iGG_close-btn:hover{background:#e2e8f0}.dark .rN-iGG_close-btn:hover{background:#334155}.rN-iGG_settings-body{flex-direction:column;flex:1;gap:18px;min-height:0;padding:18px 20px 22px;display:flex;overflow-y:auto}.rN-iGG_s-block{flex-direction:column;gap:10px;display:flex}.rN-iGG_s-block-label{color:#334155;align-items:center;gap:8px;font-size:.9rem;font-weight:700;display:inline-flex}.dark .rN-iGG_s-block-label{color:#cbd5e1}.rN-iGG_s-display-grid{flex-wrap:wrap;gap:10px;display:flex}.rN-iGG_s-display-chip,.rN-iGG_s-chip{color:#334155;cursor:pointer;background:#fff;border:1px solid #dbe3ec;border-radius:999px;padding:9px 14px;font-size:.84rem;font-weight:600;transition:all .18s}:is(.dark .rN-iGG_s-display-chip,.dark .rN-iGG_s-chip){color:#e2e8f0;background:#1e293b;border-color:#334155}.rN-iGG_s-display-chip.rN-iGG_active,.rN-iGG_s-chip.rN-iGG_active{color:#1d4ed8;background:#eff6ff;border-color:#93c5fd}:is(.dark .rN-iGG_s-display-chip.rN-iGG_active,.dark .rN-iGG_s-chip.rN-iGG_active){color:#bfdbfe;background:#1e3a8a;border-color:#3b82f6}.rN-iGG_s-seg{gap:10px}.rN-iGG_s-seg-item{cursor:pointer;color:#334155;background:#fff;border:1px solid #dbe3ec;border-radius:16px;flex:1;justify-content:center;align-items:center;gap:10px;padding:11px 12px;font-size:.85rem;font-weight:600;transition:all .18s;display:inline-flex}.dark .rN-iGG_s-seg-item{color:#cbd5e1;background:#1e293b;border-color:#334155}.rN-iGG_s-seg-item.rN-iGG_active{color:#1d4ed8;background:#eff6ff;border-color:#93c5fd}.dark .rN-iGG_s-seg-item.rN-iGG_active{color:#bfdbfe;background:#1e3a8a;border-color:#3b82f6}.rN-iGG_s-toggle-list{flex-direction:column;gap:10px;display:flex}.rN-iGG_s-toggle-row{cursor:pointer;justify-content:space-between;gap:16px}.rN-iGG_s-toggle-info{color:#334155;gap:10px;font-size:.85rem;font-weight:600}.dark .rN-iGG_s-toggle-info{color:#cbd5e1}.rN-iGG_s-switch{position:relative}.rN-iGG_s-switch-input{opacity:0;pointer-events:none;position:absolute}.rN-iGG_s-switch-track{background:#cbd5e1;border-radius:999px;width:44px;height:26px;transition:background .18s;display:inline-block;position:relative}.dark .rN-iGG_s-switch-track{background:#475569}.rN-iGG_s-switch-track:after{content:"";background:#fff;border-radius:999px;width:20px;height:20px;transition:transform .18s;position:absolute;top:3px;left:3px}.rN-iGG_s-switch-input:checked+.rN-iGG_s-switch-track{background:#2563eb}.dark .rN-iGG_s-switch-input:checked+.rN-iGG_s-switch-track{background:#3b82f6}.rN-iGG_s-switch-input:checked+.rN-iGG_s-switch-track:after{transform:translate(18px)}.rN-iGG_s-two-col{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;display:grid}.rN-iGG_s-chip-grid{flex-wrap:wrap;gap:10px}.rN-iGG_s-range{width:100%}.rN-iGG_note-modal{background:#fff;border:1px solid #94a3b833;border-radius:22px;width:min(520px,100%);max-height:min(88vh,760px);overflow:auto;box-shadow:0 24px 60px #0f172a2e}.dark .rN-iGG_note-modal{background:#0f172a;border-color:#334155;box-shadow:0 24px 60px #00000080}.rN-iGG_note-modal-header{border-bottom:1px solid #e2e8f0;justify-content:space-between;align-items:center;padding:18px 20px;display:flex}.dark .rN-iGG_note-modal-header{border-color:#334155}.rN-iGG_note-modal-header-left{color:#0f172a;align-items:center;gap:12px;font-weight:700;display:flex}.dark .rN-iGG_note-modal-header-left{color:#f1f5f9}.rN-iGG_note-modal-icon{color:#7c3aed;background:#faf5ff;border-radius:12px;justify-content:center;align-items:center;width:36px;height:36px;display:inline-flex}.dark .rN-iGG_note-modal-icon{color:#c084fc;background:#7c3aed33}.rN-iGG_note-modal-body{padding:18px 20px 22px}.rN-iGG_note-modal-sentence{color:#0f172a;background:#f8fafc;border:1px solid #e2e8f0;border-radius:14px;margin-bottom:14px;padding:10px 14px;font-size:1.05rem;font-weight:700;line-height:1.6}.dark .rN-iGG_note-modal-sentence{color:#f1f5f9;background:#1e293b;border-color:#334155}.rN-iGG_note-modal-textarea{resize:vertical;color:#0f172a;width:100%;min-height:100px;font:inherit;background:#fff;border:1px solid #cbd5e1;border-radius:14px;outline:none;padding:12px 14px;font-size:.95rem;line-height:1.6}.dark .rN-iGG_note-modal-textarea{color:#f1f5f9;background:#1e293b;border-color:#334155}.rN-iGG_note-modal-textarea:focus{border-color:#a78bfa;box-shadow:0 0 0 3px #a78bfa24}.rN-iGG_note-modal-actions{align-items:center;gap:10px;margin-top:16px;display:flex}.rN-iGG_note-modal-btn{cursor:pointer;border:none;border-radius:12px;justify-content:center;align-items:center;padding:10px 16px;font-size:.9rem;font-weight:700;display:inline-flex}.rN-iGG_note-modal-btn-primary{color:#fff;background:#7c3aed}.rN-iGG_note-modal-btn-primary:hover{background:#6d28d9}.rN-iGG_note-modal-btn-secondary{color:#0f172a;background:#e2e8f0}.rN-iGG_note-modal-btn-secondary:hover{background:#cbd5e1}.dark .rN-iGG_note-modal-btn-secondary{color:#f1f5f9;background:#334155}.dark .rN-iGG_note-modal-btn-secondary:hover{background:#475569}.rN-iGG_note-modal-btn-danger{color:#dc2626;background:#fff1f2;border:1px solid #fecaca}.rN-iGG_note-modal-btn-danger:hover{background:#fee2e2}.dark .rN-iGG_note-modal-btn-danger{color:#f87171;background:#dc262633;border-color:#dc262666}@media (max-width:1024px){.rN-iGG_content-layout{grid-template-columns:1fr}.rN-iGG_side-column{order:2}.rN-iGG_sidebar{max-height:none;position:static}.rN-iGG_dialogue-list{max-height:none}}@media (max-width:720px){.rN-iGG_main-column>.rN-iGG_lesson-header{flex-direction:column;align-items:flex-start}.rN-iGG_detail-tabs{gap:.5rem;padding:.4rem .5rem}.rN-iGG_detail-tab{padding:.4rem .75rem;font-size:.76rem}.rN-iGG_lesson-actions{flex-wrap:wrap;width:100%}.rN-iGG_main-column>.rN-iGG_lesson-header .rN-iGG_lesson-title{white-space:normal;text-overflow:initial;overflow:visible}.rN-iGG_play-btn{flex:1;justify-content:center}.rN-iGG_dialogue-item{grid-template-columns:1fr}.rN-iGG_row-actions{flex-direction:row;justify-content:flex-end}.rN-iGG_s-two-col{grid-template-columns:1fr}}
