#root{display:flex;flex-direction:column;height:100vh;height:100dvh;overflow:hidden;flex:1}#app-shell,#main-content{display:flex;flex-direction:column;flex:1;overflow:hidden}#app-shell.no-header #main-content{padding-top:0}:root{--ink:#0a1a3a;--cream:#f4f7ff;--accent:#1a56db;--gold:#f5c400;--muted:#5a6a8a;--border:#c5d3f0;--bubble-ai:#fff;--bubble-user:#1a56db;--card:#fff;--bg:#f4f7ff;--header-bg:#0a1a3a;--success:#2e7d32;--danger:#c62828;--luma-a:#60a5fa;--luma-b:#1d4ed8;--luma-c:#1e3a8a;--luma-part:rgba(147,197,253,.85);--luma-glow:rgba(59,130,246,.6);--luma-glow2:rgba(37,99,235,.3);--luma-h1:#0a1a4a;--luma-h2:#1d4ed8;--luma-border:rgba(29,78,216,.25)}body.dark{--ink:#e8eeff;--cream:#111827;--accent:#4d7fff;--muted:#8899bb;--border:#2a3a5a;--bubble-ai:#1a2540;--bubble-user:#1a56db;--card:#1a2540;--bg:#111827;--header-bg:#0a1020}*{box-sizing:border-box;margin:0;padding:0}body{font-family:DM 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p{font-size:.88rem;color:var(--muted);line-height:1.6;margin-bottom:20px}.tour-dots{display:flex;gap:6px;margin-bottom:20px}.tour-dot{width:7px;height:7px;border-radius:50%;background:var(--border);transition:background .2s}.tour-dot.active{background:var(--accent)}.tour-actions{display:flex;gap:10px}.btn-tour-skip{background:none;border:1.5px solid var(--border);border-radius:9px;padding:10px 16px;font-family:DM Sans,sans-serif;font-size:.85rem;color:var(--muted);cursor:pointer}.btn-tour-next{flex:1;padding:12px;background:var(--accent);color:#fff;border:none;border-radius:9px;font-family:DM Sans,sans-serif;font-size:.9rem;font-weight:600;cursor:pointer}.tour-icon{font-size:2.8rem;margin-bottom:12px}#screen-profile{align-items:center;justify-content:center;padding:28px 16px}.av-opt{font-size:1.5rem;width:44px;height:44px;border-radius:50%;border:2.5px solid var(--border);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all 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h4{font-size:.76rem;font-weight:600;text-transform:uppercase;letter-spacing:.09em;color:var(--muted);margin-bottom:8px}.notif-time-input{font-family:DM Sans,sans-serif;font-size:.93rem;border:1.5px solid var(--border);border-radius:10px;padding:10px 13px;background:var(--cream);color:var(--ink);outline:none;width:100%}#screen-friends{align-items:center;padding:28px 16px 40px}.friends-wrap{width:100%;max-width:540px;padding:20px 16px 40px}.friends-tabs,.culture-tabs{display:flex;border-bottom:2px solid var(--border);margin-bottom:18px}.f-tab{flex:1;padding:9px;text-align:center;font-size:.83rem;font-weight:600;cursor:pointer;color:var(--muted);border-bottom:3px solid transparent;margin-bottom:-2px;transition:all .2s}.f-tab.active{color:var(--accent);border-bottom-color:var(--accent)}.add-friend-row{display:flex;gap:8px;margin-bottom:16px}.add-friend-row input{flex:1;font-family:DM Sans,sans-serif;font-size:.9rem;border:1.5px solid var(--border);border-radius:10px;padding:10px 13px;background:var(--cream);color:var(--ink);outline:none}.add-friend-row input:focus{border-color:var(--accent)}body.dark .add-friend-row input{background:#1a2540}.btn-add{padding:10px 16px;background:var(--accent);color:#fff;border:none;border-radius:10px;font-family:DM Sans,sans-serif;font-size:.85rem;font-weight:600;cursor:pointer}.friend-card{background:var(--card);border:1.5px solid var(--border);border-radius:14px;padding:14px 16px;display:flex;align-items:center;gap:12px;margin-bottom:9px}.friend-avatar{font-size:1.5rem;width:42px;height:42px;background:var(--cream);border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;border:2px solid var(--border)}.friend-info{flex:1;min-width:0}.friend-name{font-weight:600;font-size:.93rem;margin-bottom:2px}.friend-meta{font-size:.76rem;color:var(--muted);display:flex;gap:8px;flex-wrap:wrap}.friend-badges{display:flex;gap:3px;margin-top:4px}.btn-remove{background:none;border:1px solid var(--border);cursor:pointer;color:var(--muted);font-size:.8rem;padding:3px 8px;border-radius:7px;font-family:DM Sans,sans-serif}.btn-remove:hover{color:var(--danger);border-color:var(--danger)}.lb-row{display:flex;align-items:center;gap:10px;padding:11px 14px;background:var(--card);border:1.5px solid var(--border);border-radius:12px;margin-bottom:8px}.lb-row.me{border-color:var(--accent);background:#eef2ff}body.dark .lb-row.me{background:#1a2850}.lb-rank{font-size:1rem;font-weight:700;width:26px;text-align:center;flex-shrink:0}.lb-rank.gold{color:var(--gold)}.lb-rank.silver{color:#9e9e9e}.lb-rank.bronze{color:#cd7f32}.lb-avatar{font-size:1.2rem;flex-shrink:0}.lb-name{flex:1;font-weight:500;font-size:.9rem}.lb-xp{font-size:.82rem;font-weight:700;color:var(--accent);white-space:nowrap}.publish-banner{background:linear-gradient(135deg,#0a1a3a,#1a56db);color:#fff;border-radius:12px;padding:12px 16px;margin-bottom:16px;display:flex;align-items:center;gap:12px}.pb-text{flex:1;font-size:.83rem;line-height:1.5}.pb-text strong{display:block;color:var(--gold);font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;margin-bottom:2px}.btn-publish{background:var(--gold);color:#0a1a3a;border:none;border-radius:8px;padding:7px 12px;font-family:DM Sans,sans-serif;font-size:.8rem;font-weight:700;cursor:pointer;flex-shrink:0}.empty-friends{text-align:center;padding:30px 16px;color:var(--muted);font-size:.85rem;line-height:1.6}.empty-friends .big-icon{font-size:2.2rem;margin-bottom:8px}#screen-setup{align-items:center;padding:16px 16px 32px}.lang-card{background:var(--card);border:2px solid var(--border);border-radius:16px;padding:18px 20px;display:flex;align-items:center;gap:14px;cursor:pointer;transition:all .2s;position:relative;overflow:hidden;min-width:0}.lang-card.active{border-color:var(--accent);background:linear-gradient(135deg,var(--card),rgba(26,86,219,.06))}.lang-card:hover{border-color:var(--accent);box-shadow:0 6px 24px #1a56db1f;transform:translateY(-1px)}.lang-flag{font-size:1.9rem;flex-shrink:0}.lang-info{flex:1;min-width:0}.lang-name{font-weight:600;font-size:.95rem;margin-bottom:2px}.lang-stats{display:flex;gap:10px;margin-top:5px}.lang-stat{font-size:.72rem;color:var(--muted)}.lang-stat strong{color:var(--ink);font-weight:600}.lang-progress-bar{height:4px;background:var(--border);border-radius:3px;overflow:hidden;margin-top:6px}.lang-progress-fill{height:100%;background:var(--accent);border-radius:3px;transition:width .5s}.lang-remove{position:absolute;top:10px;right:12px;background:none;border:none;cursor:pointer;color:var(--border);font-size:.8rem;padding:3px}.lang-remove:hover{color:var(--danger)}.lang-card-empty{border:2px dashed var(--border);border-radius:16px;padding:24px;text-align:center;color:var(--muted);font-size:.86rem}.add-lang-form{background:var(--card);border:1.5px solid var(--border);border-radius:14px;padding:20px;gap:12px;flex-direction:column}#screen-levels{align-items:center;padding:16px 16px 32px}.levels-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:13px;width:100%;max-width:860px}.level-card{background:var(--card);border:2px solid var(--border);border-radius:15px;padding:20px 18px;cursor:pointer;position:relative;overflow:hidden;transition:all .2s}.level-card:hover{border-color:var(--accent);box-shadow:0 6px 28px #1a56db1f;transform:translateY(-2px)}.level-badge{display:inline-flex;align-items:center;gap:5px;font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;padding:3px 9px;border-radius:18px;margin-bottom:10px}.badge-beginner{background:#e8f5e9;color:#2e7d32}.badge-intermediate{background:#fff8e1;color:#f57f17}.badge-advanced{background:#fce4ec;color:#c62828}.badge-native{background:#0a1a3a;color:var(--gold)}.level-card h3{font-family:Playfair Display,serif;font-size:1.05rem;margin-bottom:5px}.level-card .level-desc{font-size:.79rem;color:var(--muted);line-height:1.5;margin-bottom:11px}.scenario-tags{display:flex;flex-wrap:wrap;gap:4px}.s-tag{font-size:.78rem;background:var(--cream);border:1px solid var(--border);border-radius:5px;padding:2px 7px;color:var(--ink)}.level-arrow{position:absolute;top:18px;right:16px;font-size:.95rem;color:var(--border);transition:all .2s}.level-card:hover .level-arrow{color:var(--accent);transform:translate(3px)}#screen-scenarios{align-items:center;padding:16px 16px 32px}.scenarios-header{text-align:center;max-width:560px;margin-bottom:20px}.scenarios-header h2{font-family:Playfair Display,serif;font-size:1.4rem;margin-bottom:5px}.scenarios-header p{color:var(--muted);font-size:.85rem}.scenarios-list{width:100%;max-width:520px;display:flex;flex-direction:column;gap:7px}.scenario-item{background:var(--card);border:2px solid var(--border);border-radius:13px;padding:14px 16px;cursor:pointer;display:flex;align-items:center;gap:13px;transition:all .18s}.scenario-item:hover{border-color:var(--accent);box-shadow:0 4px 20px #1a56db1a;transform:translate(3px)}.scenario-item.daily-challenge{border-color:var(--gold);background:linear-gradient(135deg,#fffbe6,var(--card))}.scenario-icon{font-size:1.3rem;width:40px;height:40px;background:var(--cream);border-radius:9px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.scenario-text h4{font-size:.92rem;font-weight:500;margin-bottom:2px}.scenario-text p{font-size:.77rem;color:var(--muted)}.daily-badge{font-size:.66rem;background:var(--gold);color:#0a1a3a;padding:2px 7px;border-radius:9px;font-weight:700;margin-left:5px}#screen-topics{align-items:center;padding:28px 16px 44px}.news-wrap{width:100%;max-width:600px;padding:20px 16px 40px}.news-input-area{background:var(--card);border:1.5px solid var(--border);border-radius:16px;padding:22px;margin-bottom:16px}.news-input-area h3{font-family:Playfair Display,serif;font-size:1.2rem;margin-bottom:6px}.news-input-area p{color:var(--muted);font-size:.84rem;margin-bottom:14px;line-height:1.5}.news-textarea{width:100%;font-family:DM Sans,sans-serif;font-size:.93rem;border:1.5px solid var(--border);border-radius:10px;padding:11px 13px;background:var(--cream);color:var(--ink);outline:none;resize:vertical;min-height:80px;transition:border-color .2s}.news-textarea:focus{border-color:var(--accent)}body.dark .news-textarea{background:#1a2540}.news-examples{display:flex;flex-direction:column;gap:8px}.news-example{background:var(--cream);border:1.5px solid var(--border);border-radius:11px;padding:11px 14px;cursor:pointer;font-size:.83rem;line-height:1.5;transition:all .18s}.news-example:hover{border-color:var(--accent);background:#eef2ff}.news-example .ne-label{font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--accent);margin-bottom:3px}#screen-scenes{align-items:center;padding:16px 16px 32px}.scenes-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:12px;width:100%;max-width:760px}.scene-card{background:var(--card);border:2px solid var(--border);border-radius:14px;padding:18px 16px;cursor:pointer;transition:all .2s}.scene-card:hover{border-color:var(--accent);box-shadow:0 5px 22px #1a56db1f;transform:translateY(-2px)}.scene-icon{font-size:1.8rem;margin-bottom:10px}.scene-card h4{font-family:Playfair Display,serif;font-size:1rem;margin-bottom:5px}.scene-card p{font-size:.78rem;color:var(--muted);line-height:1.5}.scene-mood{display:inline-block;font-size:.78rem;font-weight:700;padding:3px 8px;border-radius:10px;margin-top:8px}.mood-tense{background:#fce4ec;color:#c62828}.mood-warm{background:#e8f5e9;color:#2e7d32}.mood-awkward{background:#fff8e1;color:#f57f17}.mood-exciting{background:#e8f0fe;color:#1a56db}.mood-serious{background:#0a1a3a;color:var(--gold)}#screen-history{align-items:center;padding:28px 16px 44px}.history-wrap{width:100%;max-width:600px;padding:20px 16px 40px}.history-item{background:var(--card);border:1.5px solid var(--border);border-radius:14px;padding:15px 18px;margin-bottom:10px;cursor:pointer;transition:all .2s}.history-item:hover{border-color:var(--accent);box-shadow:0 4px 18px #1a56db1a}.history-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}.history-title{font-weight:600;font-size:.93rem}.history-meta{font-size:.75rem;color:var(--muted);display:flex;gap:10px;flex-wrap:wrap}.history-preview{font-size:.8rem;color:var(--muted);line-height:1.5;margin-top:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.history-badges{display:flex;gap:6px;margin-top:8px;flex-wrap:wrap}.h-badge{font-size:.78rem;background:var(--cream);border:1px solid var(--border);border-radius:6px;padding:2px 8px}#screen-chat{width:100%;padding:0;position:relative}#screen-chat.active{flex-direction:column;flex:1;overflow:hidden}.chat-inner{display:flex;flex-direction:column;flex:1;min-height:0;width:100%}.session-bar{display:flex;align-items:flex-start;justify-content:space-between;padding:10px 16px 8px;border-bottom:1px solid var(--border);flex-shrink:0;gap:8px}.session-info{display:flex;gap:5px;flex-wrap:nowrap;align-items:center;overflow:hidden;min-width:0;flex:1}.tag{background:#0a1a3a14;color:var(--ink);border:1px solid rgba(10,26,58,.15);font-size:.75rem;font-weight:700;padding:4px 10px;border-radius:20px;letter-spacing:.03em;white-space:nowrap}.tag.yellow{background:#fef3c7;color:#92400e;border-color:#fcd34d}.tag.green{background:#d1fae5;color:#065f46;border-color:#6ee7b7}.tag.blue{background:var(--accent);color:#fff;border-color:var(--accent)}body.dark .tag{background:#ffffff1a;color:#ffffffe6;border-color:#ffffff26}body.dark .tag.yellow{background:#f5c40033;color:#f5c400;border-color:#f5c4004d}body.dark .tag.green{background:#34d39926;color:#34d399;border-color:#34d39940}.chat-menu-btn{background:none;border:none;cursor:pointer;display:flex;flex-direction:column;gap:4px;padding:6px 4px;flex-shrink:0}.chat-menu-btn span{display:block;width:18px;height:2px;background:var(--muted);border-radius:2px;transition:background .2s}.chat-menu-btn:hover span{background:var(--accent)}.icon-btn{background:none;border:1.5px solid var(--border);border-radius:8px;padding:4px 11px;font-size:1rem;color:var(--muted);cursor:pointer;transition:all .2s;letter-spacing:2px}.icon-btn:hover{border-color:var(--accent);color:var(--accent)}.session-menu{position:absolute;top:54px;right:16px;background:var(--card);border:1px solid var(--border);border-radius:16px;box-shadow:0 12px 40px #0a1a3a26;z-index:50;min-width:210px;padding:6px;animation:fadeUp .18s ease}.menu-item{display:flex;align-items:center;justify-content:space-between;width:100%;padding:10px 14px;font-size:.88rem;font-family:DM Sans,sans-serif;background:none;border:none;border-radius:10px;cursor:pointer;color:var(--ink);text-align:left;transition:background .15s}.menu-item:hover{background:var(--cream)}.menu-danger{color:#dc2626}.menu-danger:hover{background:#fef2f2}.menu-divider{height:1px;background:var(--border);margin:4px 8px}.toggle-track{width:32px;height:18px;background:var(--border);border-radius:10px;position:relative;transition:background .25s;flex-shrink:0}.toggle-track.active{background:var(--accent)}.toggle-thumb{position:absolute;top:3px;left:3px;width:12px;height:12px;background:#fff;border-radius:50%;transition:left .25s;box-shadow:0 1px 4px #00000040}.toggle-track.active .toggle-thumb{left:17px}.challenge-banner{background:linear-gradient(135deg,#0a1a3a,#1a56db);color:#fff;border-radius:14px;padding:11px 14px;margin:0 16px 6px;display:flex;align-items:center;gap:10px;font-size:.84rem;line-height:1.45;flex-shrink:0}.ch-icon{font-size:1.2rem;flex-shrink:0}.challenge-banner strong{display:block;font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;color:var(--gold);margin-bottom:2px}.voice-mode-bar{background:#0f0520;border-radius:16px;padding:12px 16px;margin:0 16px 6px;display:none;align-items:center;gap:12px;flex-shrink:0}.voice-mode-bar.active{display:flex}.voice-orb{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,#7c3aed,#a855f7);display:flex;align-items:center;justify-content:center;font-size:1.3rem;flex-shrink:0;cursor:pointer;transition:transform .2s;box-shadow:0 0 20px #a855f766}.voice-orb.listening{animation:orbPulse 1s infinite}.voice-orb.speaking{animation:orbSpeak .5s infinite alternate}@keyframes orbPulse{0%,to{transform:scale(1);box-shadow:0 0 20px #a855f766}50%{transform:scale(1.08);box-shadow:0 0 30px #a855f7b3}}@keyframes orbSpeak{0%{transform:scale(1)}to{transform:scale(1.1)}}.voice-status{flex:1;min-width:0}.voice-status-text{font-size:.82rem;color:#d8b4fe;font-weight:500}.voice-transcript{font-size:.75rem;color:#9ca3af;margin-top:2px;font-style:italic}.voice-stop-btn{background:#ffffff14;border:1px solid rgba(255,255,255,.15);color:#ffffffb3;border-radius:8px;padding:6px 14px;font-family:DM Sans,sans-serif;font-size:.78rem;cursor:pointer;white-space:nowrap}.voice-stop-btn:hover{background:#ffffff26}#messages{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:16px 16px 8px;display:flex;flex-direction:column;gap:16px;min-height:0;overscroll-behavior:contain}.msg{display:flex;align-items:flex-end;gap:8px;animation:fadeUp .24s ease}@keyframes fadeUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.msg.user{flex-direction:row-reverse}.avatar{width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1rem;flex-shrink:0}.avatar.ai{background:var(--ink);color:#fff}.avatar.user{background:var(--accent);color:#fff}.bubble{max-width:80%;padding:13px 17px;border-radius:22px;font-size:1.02rem;line-height:1.65;word-break:break-word}.msg.ai .bubble{background:#f1f1f5;border:none;border-bottom-left-radius:6px;color:#111}body.dark .msg.ai .bubble{background:#1e2130;color:#e8eaf0}.msg.user .bubble{background:var(--accent);color:#fff;border-bottom-right-radius:6px}.bubble-actions{display:flex;gap:4px;margin-top:8px;flex-wrap:wrap}.bub-btn{font-size:.78rem;font-weight:600;padding:4px 10px;border-radius:20px;border:1.5px solid rgba(10,26,58,.1);background:#0a1a3a08;cursor:pointer;font-family:DM Sans,sans-serif;color:var(--muted);transition:all .15s}body.dark .bub-btn{border-color:#ffffff1a;background:#ffffff0a;color:#ffffff73}.bub-btn:hover{border-color:var(--accent);color:var(--accent);background:#1a56db0d}.loop-btn.looping{border-color:#f97316;color:#f97316;background:#f9731614;animation:loopPulse 1.5s infinite}@keyframes loopPulse{0%,to{opacity:1}50%{opacity:.6}}.input-area{padding:12px 16px;padding-bottom:max(20px,env(safe-area-inset-bottom));display:flex;flex-direction:column;gap:0;flex-shrink:0;border-top:1px solid var(--border)}.input-row{display:flex;gap:8px;align-items:flex-end}.plus-btn{width:46px;height:46px;background:var(--cream);border:1.5px solid var(--border);border-radius:50%;font-size:1.4rem;font-weight:300;color:var(--muted);cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .2s;line-height:1}.plus-btn:hover,.plus-btn.open{border-color:var(--accent);color:var(--accent)}.plus-btn.open{background:var(--accent);color:#fff;border-color:var(--accent)}#user-input{flex:1;border-radius:24px;padding:12px 18px;font-size:1rem;font-family:DM Sans,sans-serif;resize:none;min-height:46px;max-height:120px;background:var(--card);border:1.5px solid var(--border);outline:none;color:var(--ink);transition:border-color .2s;line-height:1.5}#user-input:focus{border-color:var(--accent)}#user-input::placeholder{color:var(--muted)}.mic-btn{width:46px;height:46px;background:var(--cream);border:1.5px solid var(--border);border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1.2rem;flex-shrink:0;transition:all .2s}.mic-btn:hover{border-color:var(--accent)}.mic-btn.listening{background:#dc2626!important;box-shadow:0 4px 20px #dc262666;animation:micPulse 1s infinite}@keyframes micPulse{0%,to{box-shadow:0 0 #ef44444d}50%{box-shadow:0 0 0 8px 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