._overlay_2wf9j_1{display:none}._sidebar_2wf9j_5{width:280px;height:100vh;background:linear-gradient(180deg,#0c1018eb,#0a0e14f5);border-right:1px solid rgba(255,255,255,.06);display:flex;flex-direction:column;flex-shrink:0;overflow:hidden;transition:width .3s ease,transform .3s ease}._collapsed_2wf9j_17{width:0;border-right:none;overflow:hidden}._sidebarHeader_2wf9j_23{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--border);flex-shrink:0;background:#ffffff05}._logo_2wf9j_33{display:flex;align-items:center;gap:8px}._logoIcon_2wf9j_39{font-size:1.3rem}._logoText_2wf9j_43{font-size:1.1rem;font-weight:800;background:linear-gradient(135deg,var(--accent-orange),var(--accent-teal));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}._closeBtn_2wf9j_52{display:none;font-size:1.2rem;padding:4px;color:var(--text-secondary);transition:color .2s ease}._closeBtn_2wf9j_52:hover{color:var(--text-primary)}._homeBtn_2wf9j_64{display:flex;align-items:center;gap:10px;width:100%;padding:12px 18px;font-size:.88rem;font-weight:600;color:var(--text-secondary);transition:all .2s ease;border-bottom:1px solid var(--border);background:#ffffff03}._homeBtn_2wf9j_64:hover{color:var(--text-primary);background:#ffffff0a}._homeBtnActive_2wf9j_83{color:var(--accent-orange);background:#ff6b351a}._unitList_2wf9j_88{flex:1;overflow-y:auto;padding:8px 0}._unitSection_2wf9j_94{margin-bottom:2px}._unitHeader_2wf9j_98{display:flex;align-items:center;gap:10px;width:100%;padding:10px 18px;font-size:.84rem;font-weight:600;color:var(--text-primary);transition:all .2s ease;text-align:left;border-left:3px solid transparent}._unitHeader_2wf9j_98:hover{background:#ffffff0a;border-left-color:var(--accent-orange)}._unitIcon_2wf9j_117{font-size:1.1rem;flex-shrink:0}._unitTitle_2wf9j_122{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}._unitCount_2wf9j_129{font-size:.7rem;color:var(--text-muted);font-weight:500;flex-shrink:0;font-family:var(--font-code)}._unitCountDone_2wf9j_137{color:var(--accent-teal)}._chevron_2wf9j_141{font-size:.65rem;color:var(--text-muted);transition:transform .2s ease;flex-shrink:0}._chevronOpen_2wf9j_148{transform:rotate(90deg)}._topicList_2wf9j_152{overflow:hidden;max-height:0;transition:max-height .3s ease;padding-left:6px}._topicListOpen_2wf9j_159{max-height:500px}._topicItem_2wf9j_163{display:flex;align-items:center;gap:8px;width:100%;padding:8px 18px 8px 46px;font-size:.8rem;color:var(--text-secondary);transition:all .2s ease;text-align:left;border-left:2px solid transparent}._topicItem_2wf9j_163:hover{color:var(--text-primary);background:#ffffff0a;border-left-color:var(--accent-orange)}._topicItemActive_2wf9j_182{color:var(--text-primary);background:#ffffff14;border-left-color:var(--accent-teal)}._checkbox_2wf9j_188{width:14px;height:14px;border-radius:3px;border:1.5px solid var(--text-muted);display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:.6rem;transition:all .2s ease}._checkboxDone_2wf9j_201{background:var(--accent-teal);border-color:var(--accent-teal);color:#0a0a0f}._topicText_2wf9j_207{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}._footer_2wf9j_214{padding:12px 18px;border-top:1px solid var(--border);flex-shrink:0;background:#ffffff05}._unitProgressBar_2wf9j_221{position:relative;margin:0 18px 6px 46px;height:6px;border-radius:3px;background:#ffffff0f;overflow:hidden}._unitProgressFill_2wf9j_230{height:100%;border-radius:3px;transition:width .4s ease}._unitProgressLabel_2wf9j_236{position:absolute;right:-6px;top:-18px;font-size:.65rem;color:var(--text-muted);font-family:var(--font-code)}._resetBtn_2wf9j_245{width:100%;padding:8px;font-size:.78rem;color:var(--text-muted);border-radius:var(--radius-sm);transition:all .2s ease}._resetBtn_2wf9j_245:hover{color:var(--accent-red);background:#e74c3c1a}@media(max-width:768px){._overlay_2wf9j_1{display:block;position:fixed;top:0;left:0;right:0;bottom:0;background:#0009;z-index:99;animation:_fadeIn_2wf9j_1 .2s ease}._sidebar_2wf9j_5{position:fixed;top:0;left:0;z-index:100;width:min(280px,86vw);animation:_slideInLeft_2wf9j_1 .3s ease;box-shadow:var(--shadow-elevated)}._collapsed_2wf9j_17{transform:translate(-100%);width:min(280px,86vw)}._closeBtn_2wf9j_52{display:block}}@keyframes _fadeIn_2wf9j_1{0%{opacity:0}to{opacity:1}}@keyframes _slideInLeft_2wf9j_1{0%{transform:translate(-100%)}to{transform:translate(0)}}._barContainer_b7uk3_1{width:100%;height:8px;background:#ffffff0f;border-radius:4px;overflow:hidden;position:relative}._barFill_b7uk3_10{height:100%;border-radius:4px;background:linear-gradient(90deg,var(--accent-orange),var(--accent-teal));transition:width .6s ease}._barLabel_b7uk3_17{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}._barLabelText_b7uk3_24{font-size:.8rem;color:var(--text-secondary);font-weight:500}._barPercent_b7uk3_30{font-size:.8rem;color:var(--accent-orange);font-weight:700;font-family:var(--font-code)}._ringContainer_b7uk3_38{position:relative;display:inline-flex;align-items:center;justify-content:center}._ringSvg_b7uk3_45{transform:rotate(-90deg)}._ringBg_b7uk3_49{fill:none;stroke:#ffffff0f}._ringFill_b7uk3_54{fill:none;stroke-linecap:round;transition:stroke-dashoffset .6s ease}._ringText_b7uk3_60{position:absolute;display:flex;flex-direction:column;align-items:center;justify-content:center}._ringPercent_b7uk3_68{font-size:1.5rem;font-weight:800;color:var(--text-primary);line-height:1}._ringLabel_b7uk3_75{font-size:.7rem;color:var(--text-secondary);margin-top:2px}._homeView_1o03l_1{height:100%;overflow-y:auto;padding:32px;animation:_fadeUp_1o03l_1 .3s ease forwards;background:radial-gradient(circle at 20% 10%,rgba(255,122,61,.08),transparent 30%),radial-gradient(circle at 80% 0%,rgba(77,211,201,.08),transparent 30%),#0a0d12bf}._hero_1o03l_11{text-align:center;margin-bottom:36px;padding:36px 24px;border:1px solid var(--border);border-radius:var(--radius-lg);background:linear-gradient(135deg,#ff7a3d29,#4dd3c91f);box-shadow:0 22px 60px #00000059}._heroIcon_1o03l_21{font-size:3.5rem;margin-bottom:16px;display:block}._heroTitle_1o03l_27{font-size:2.6rem;font-weight:800;margin-bottom:8px;background:linear-gradient(135deg,var(--accent-orange),var(--accent-teal));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}._heroSubtitle_1o03l_37{font-size:1.05rem;color:var(--text-secondary);margin-bottom:10px;font-weight:500}._heroDescription_1o03l_44{font-size:.95rem;color:var(--text-secondary);max-width:720px;margin:0 auto;line-height:1.7}._progressSection_1o03l_52{display:flex;align-items:center;justify-content:center;gap:32px;margin-bottom:32px;padding:22px;background:#ffffff08;border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-card)}._stats_1o03l_65{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:16px}._stat_1o03l_65{text-align:center;padding:12px 10px;border-radius:var(--radius-md);border:1px solid var(--border);background:linear-gradient(145deg,#ffffff0f,#ffffff08);border:1px solid rgba(255,255,255,.05)}._statValue_1o03l_80{font-size:1.6rem;font-weight:800;color:var(--text-primary);font-family:var(--font-code)}._statLabel_1o03l_87{font-size:.75rem;color:var(--text-secondary);margin-top:2px}._sectionTitle_1o03l_93{font-size:1.2rem;font-weight:700;color:var(--text-primary);margin-bottom:12px}._unitGrid_1o03l_100{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px;margin-bottom:32px}._unitCard_1o03l_107{background:linear-gradient(160deg,#ffffff0d,#ffffff05);border:1px solid rgba(255,255,255,.05);border-radius:18px;padding:22px;cursor:pointer;transition:all .2s ease;text-align:left;position:relative;overflow:hidden}._unitCard_1o03l_107:hover{background:#ffffff14;transform:translateY(-3px) scale(1.01);box-shadow:var(--shadow-elevated)}._unitCard_1o03l_107:before{content:"";position:absolute;top:0;left:0;right:0;height:3px}._cardIcon_1o03l_134{font-size:2.1rem;margin-bottom:12px;display:block}._cardTitle_1o03l_140{font-size:1.05rem;font-weight:700;color:var(--text-primary);margin-bottom:6px}._cardTopicCount_1o03l_147{font-size:.84rem;color:var(--text-secondary);margin-bottom:10px}._cardProgress_1o03l_153{height:6px;background:#ffffff14;border-radius:3px;overflow:hidden;margin-bottom:8px}._cardProgressFill_1o03l_161{height:100%;border-radius:2px;transition:width .6s ease}._cardProgressLabel_1o03l_167{font-size:.78rem;color:var(--text-secondary);font-family:var(--font-code)}._quickStart_1o03l_173{margin-bottom:20px}._quickGrid_1o03l_177{display:flex;flex-wrap:wrap;gap:10px}._quickBtn_1o03l_183{padding:12px 18px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:12px;color:var(--text-primary);font-size:.86rem;font-weight:600;transition:all .2s ease;cursor:pointer;box-shadow:0 10px 30px #00000047}._quickBtn_1o03l_183:hover{background:linear-gradient(135deg,var(--accent-orange),var(--accent-teal));color:#0b0f16;border-color:transparent;transform:translateY(-1px)}@keyframes _fadeUp_1o03l_1{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@media(max-width:768px){._homeView_1o03l_1{padding:20px 16px}._hero_1o03l_11{padding:24px 12px;margin-bottom:24px}._heroTitle_1o03l_27{font-size:1.8rem}._heroSubtitle_1o03l_37{font-size:.95rem}._progressSection_1o03l_52{flex-direction:column;gap:20px;padding:20px}._stats_1o03l_65{gap:24px}._statValue_1o03l_80{font-size:1.4rem}._unitGrid_1o03l_100{grid-template-columns:1fr}}._header_nfyaq_1{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;background:var(--bg-secondary);border-bottom:1px solid var(--border);flex-shrink:0;gap:12px}._info_nfyaq_12{display:flex;flex-direction:column;gap:4px;flex:1;min-width:0}._unitBadge_nfyaq_20{display:inline-flex;align-items:center;gap:6px;font-size:.75rem;font-weight:600;padding:2px 10px;border-radius:12px;width:fit-content}._topicTitle_nfyaq_31{font-size:1.05rem;font-weight:700;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}._tags_nfyaq_40{display:flex;gap:6px;align-items:center}._tag_nfyaq_40{font-size:.65rem;font-weight:600;padding:2px 8px;border-radius:4px;background:#ffffff0f;color:var(--text-secondary);letter-spacing:.5px}._completeBtn_nfyaq_56{display:flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius-sm);font-size:.82rem;font-weight:600;transition:all .2s ease;flex-shrink:0;border:1px solid var(--border);background:var(--bg-card);color:var(--text-secondary)}._completeBtn_nfyaq_56:hover{background:var(--bg-card-hover);border-color:var(--accent-teal)}._completeBtnDone_nfyaq_76{background:#4ecdc426;border-color:var(--accent-teal);color:var(--accent-teal)}._celebration_nfyaq_82{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);font-size:4rem;z-index:1000;animation:_celebration_nfyaq_82 2s ease forwards;pointer-events:none}@keyframes _celebration_nfyaq_82{0%{opacity:0;transform:translate(-50%,-50%) scale(.5)}30%{opacity:1;transform:translate(-50%,-50%) scale(1.2)}70%{opacity:1;transform:translate(-50%,-50%) scale(1)}to{opacity:0;transform:translate(-50%,-50%) scale(.8)}}@media(max-width:768px){._header_nfyaq_1{padding:12px 16px;flex-wrap:wrap}._topicTitle_nfyaq_31{font-size:.95rem}._completeBtn_nfyaq_56{font-size:.78rem;padding:6px 12px}}._codeBlock_sk8ol_1{margin:8px 0;border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--code-border);background:var(--code-bg)}._header_sk8ol_9{display:flex;align-items:center;justify-content:space-between;padding:8px 16px;background:#ffffff0a;border-bottom:1px solid var(--code-border)}._language_sk8ol_18{font-family:var(--font-code);font-size:.75rem;color:var(--text-secondary);text-transform:lowercase}._copyBtn_sk8ol_25{font-family:var(--font-code);font-size:.75rem;color:var(--text-secondary);padding:2px 8px;border-radius:4px;transition:all .2s ease}._copyBtn_sk8ol_25:hover{color:var(--text-primary);background:#ffffff14}._copied_sk8ol_39{color:var(--accent-teal)}._pre_sk8ol_43{margin:0;padding:16px;overflow-x:auto;font-family:var(--font-code);font-size:.875rem;line-height:1.6;color:var(--text-primary);white-space:pre;-moz-tab-size:4;tab-size:4}._pre_sk8ol_43 code{font-family:inherit;font-size:inherit}._pre_sk8ol_43 .token.keyword{color:#ff7b72}._pre_sk8ol_43 .token.string{color:#a5d6ff}._pre_sk8ol_43 .token.comment{color:#8b949e;font-style:italic}._pre_sk8ol_43 .token.number{color:#79c0ff}._pre_sk8ol_43 .token.function{color:#d2a8ff}._pre_sk8ol_43 .token.class-name{color:#ffa657}._pre_sk8ol_43 .token.boolean{color:#79c0ff}._pre_sk8ol_43 .token.operator{color:#ff7b72}._pre_sk8ol_43 .token.punctuation{color:#c9d1d9}._pre_sk8ol_43 .token.annotation{color:#ffa657}@media(max-width:768px){._pre_sk8ol_43{font-size:.8rem;padding:12px}}._wrapper_kwtuw_1{display:grid;grid-template-columns:36px 1fr;gap:8px;animation:_fadeUp_kwtuw_1 .2s ease forwards;margin-bottom:12px;align-items:start}._wrapperUser_kwtuw_10{grid-template-columns:1fr 36px}._avatar_kwtuw_14{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.1rem;background:transparent;border:1px solid var(--border)}._wrapper_kwtuw_1{display:flex;gap:10px;animation:_fadeUp_kwtuw_1 .2s ease forwards;margin-bottom:12px;align-items:flex-start}._wrapperUser_kwtuw_10{flex-direction:row-reverse}._avatar_kwtuw_14{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.1rem;background:transparent;border:1px solid var(--border);flex-shrink:0}._avatarUser_kwtuw_26{background:linear-gradient(135deg,var(--accent-purple),var(--accent-blue));border:none;font-size:.85rem;color:#fff}._bubble_kwtuw_65{max-width:82%;padding:6px 0 10px;border-radius:0;line-height:1.6;font-size:.95rem;position:relative;box-shadow:none;font-family:Inter,SF Pro Display,Segoe UI,system-ui,-apple-system,sans-serif;background:transparent;border:none;border-bottom:1px solid var(--border)}._bubbleAi_kwtuw_78{color:var(--text-primary)}._bubbleUser_kwtuw_82{color:var(--text-primary);text-align:right}._bubbleError_kwtuw_87{color:#c0392b}._content_kwtuw_91 li{margin-bottom:6px}._content_kwtuw_91 table{width:100%;border-collapse:collapse;margin:10px 0;font-size:.9rem;overflow:hidden;border-radius:10px}._content_kwtuw_91 th,._content_kwtuw_91 td{border:1px solid var(--border);padding:10px 12px;text-align:left}._content_kwtuw_91 th{background:#ffffff14;font-weight:650}._content_kwtuw_91 h1,._content_kwtuw_91 h2,._content_kwtuw_91 h3,._content_kwtuw_91 h4{margin-top:14px;margin-bottom:8px;font-weight:650;letter-spacing:-.01em}._content_kwtuw_91 h3{font-size:1.05rem}._content_kwtuw_91 h2{font-size:1.15rem}._content_kwtuw_91 blockquote{margin:8px 0 10px;padding:10px 14px;border-left:3px solid var(--accent-blue);background:#ffffff0a;border-radius:8px}._content_kwtuw_91 hr{border:none;border-top:1px solid var(--border);margin:12px 0}._timestamp_kwtuw_148{font-size:.7rem;color:var(--text-muted);margin-top:6px;text-align:right}._bubbleUser_kwtuw_82 ._timestamp_kwtuw_148{color:var(--text-muted)}@keyframes _fadeUp_kwtuw_1{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@media(max-width:768px){._bubble_kwtuw_65{max-width:88%;padding:12px 14px;font-size:.875rem}._avatar_kwtuw_14{width:30px;height:30px;font-size:.9rem}}._container_la40s_1{padding:16px 20px;animation:_fadeUp_la40s_1 .3s ease forwards}._label_la40s_6{font-size:.8rem;color:var(--text-secondary);margin-bottom:10px;font-weight:500}._grid_la40s_13{display:grid;grid-template-columns:1fr 1fr;gap:8px}._questionBtn_la40s_19{padding:12px 16px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:.85rem;text-align:left;line-height:1.4;transition:all .2s ease;cursor:pointer}._questionBtn_la40s_19:hover{background:var(--bg-card-hover);border-color:var(--accent-orange);transform:translateY(-1px)}._questionBtn_la40s_19:active{transform:translateY(0)}._icon_la40s_42{margin-right:6px;opacity:.7}@keyframes _fadeUp_la40s_1{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@media(max-width:768px){._grid_la40s_13{grid-template-columns:1fr}}._chatWindow_l632y_1{display:flex;flex-direction:column;height:100%;overflow:hidden;background:linear-gradient(180deg,#0d1117c7,#090c12d1)}._headerRow_l632y_9{display:flex;align-items:stretch;gap:12px;padding:12px 16px 0}._headerGrow_l632y_16{flex:1;min-width:0}._backBtn_l632y_21{align-self:center;height:42px;padding:0 14px;border-radius:var(--radius-sm);border:1px solid var(--border);background:#ffffff0a;color:var(--text-primary);font-weight:700;letter-spacing:.2px;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:all .18s ease;box-shadow:var(--shadow-card)}._backBtn_l632y_21:hover{background:#ffffff14;border-color:var(--accent-teal);transform:translateY(-1px)}._backBtn_l632y_21:active{transform:translateY(0)}._messagesArea_l632y_49{flex:1;overflow-y:auto;padding:22px 26px;background:radial-gradient(circle at 20% 20%,rgba(255,122,61,.06),transparent 32%),radial-gradient(circle at 80% 30%,rgba(77,211,201,.05),transparent 30%)}._welcomeMessage_l632y_57{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px 20px;text-align:center;animation:_fadeUp_l632y_1 .3s ease forwards;border:1px dashed var(--border);border-radius:var(--radius-lg);background:#ffffff05}._welcomeIcon_l632y_70{font-size:3rem;margin-bottom:16px}._welcomeTitle_l632y_75{font-size:1.3rem;font-weight:700;color:var(--text-primary);margin-bottom:8px}._welcomeSubtitle_l632y_82{font-size:.92rem;color:var(--text-secondary);max-width:420px;line-height:1.55;margin-bottom:24px}._typingIndicator_l632y_90{display:flex;gap:12px;margin-bottom:16px;animation:_fadeUp_l632y_1 .25s ease forwards;padding:8px 10px}._typingAvatar_l632y_98{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.1rem;background:var(--bg-card);border:1px solid var(--border);flex-shrink:0;box-shadow:var(--shadow-card)}._typingBubble_l632y_112{display:flex;align-items:center;gap:5px;padding:14px 20px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);border-top-left-radius:4px;box-shadow:var(--shadow-card)}._typingDot_l632y_124{width:8px;height:8px;border-radius:50%;background:var(--text-secondary);animation:_pulse_l632y_1 1.4s ease-in-out infinite}._typingDot_l632y_124:nth-child(2){animation-delay:.2s}._typingDot_l632y_124:nth-child(3){animation-delay:.4s}@keyframes _pulse_l632y_1{0%,80%,to{opacity:.3;transform:scale(.8)}40%{opacity:1;transform:scale(1)}}._inputBar_l632y_151{display:flex;align-items:flex-end;gap:10px;padding:16px 24px;border-top:1px solid var(--border);background:#0c1018e6;flex-shrink:0;padding-bottom:calc(16px + env(safe-area-inset-bottom))}._inputWrapper_l632y_162{flex:1;position:relative}._textarea_l632y_167{width:100%;padding:12px 16px;background:#ffffff0a;border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-md);color:var(--text-primary);font-size:.9rem;line-height:1.5;resize:none;min-height:44px;max-height:140px;transition:border-color .2s ease;font-family:var(--font-display)}._textarea_l632y_167::placeholder{color:var(--text-muted)}._textarea_l632y_167:focus{border-color:var(--accent-orange);outline:none;box-shadow:0 0 0 4px #ff7a3d1f}._textareaDisabled_l632y_193{opacity:.5;cursor:not-allowed}._inputHint_l632y_198{font-size:.68rem;color:var(--text-secondary);margin-top:4px;padding-left:4px}._sendBtn_l632y_205{width:44px;height:44px;border-radius:var(--radius-sm);background:linear-gradient(135deg,var(--accent-orange),#ff8f5e);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.2rem;flex-shrink:0;transition:all .2s ease;box-shadow:0 8px 30px #ff7a3d59}._sendBtn_l632y_205:hover:not(:disabled){transform:scale(1.05);box-shadow:0 4px 16px #ff6b354d}._sendBtn_l632y_205:disabled{opacity:.4;cursor:not-allowed}@keyframes _fadeUp_l632y_1{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@media(max-width:768px){._headerRow_l632y_9{padding:10px 12px 0}._backBtn_l632y_21{height:38px;padding:0 12px;font-size:.9rem}._messagesArea_l632y_49{padding:16px}._inputBar_l632y_151{padding:12px 16px;padding-bottom:calc(12px + env(safe-area-inset-bottom))}._textarea_l632y_167{font-size:.85rem;padding:10px 14px}}._wrapper_l4tk9_1{height:100%;overflow-y:auto;padding:12px 4px 16px}._header_l4tk9_7{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;margin-bottom:12px;background:linear-gradient(135deg,#4dd3c914,#ff6b3514);border:1px solid rgba(255,255,255,.08);border-radius:12px;box-shadow:var(--shadow-card)}._kicker_l4tk9_19{text-transform:uppercase;font-size:.75rem;letter-spacing:.08em;color:var(--accent-orange);margin:0 0 4px;font-weight:700}._title_l4tk9_28{margin:0;font-size:1.4rem;font-weight:800;color:var(--text-primary)}._subtitle_l4tk9_35{margin:4px 0 0;color:var(--text-secondary);line-height:1.5}._grid_l4tk9_41{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:12px;padding:0 2px}._card_l4tk9_48{background:var(--bg-card);border:1px solid rgba(255,255,255,.06);border-radius:12px;padding:14px;display:flex;flex-direction:column;gap:10px;box-shadow:var(--shadow-card)}._cardTop_l4tk9_59{display:flex;gap:12px;align-items:flex-start}._cardIcon_l4tk9_65{width:40px;height:40px;border-radius:10px;background:#ffffff14;display:grid;place-items:center;font-size:1.2rem}._cardTitle_l4tk9_75{margin:0 0 4px;font-size:1rem;font-weight:700;color:var(--text-primary)}._cardDesc_l4tk9_82{margin:0;color:var(--text-secondary);line-height:1.4;font-size:.9rem}._cardActions_l4tk9_89{display:flex;gap:8px;flex-wrap:wrap}._primaryBtn_l4tk9_95,._secondaryBtn_l4tk9_96{padding:8px 12px;border-radius:10px;font-weight:700;font-size:.9rem;text-decoration:none;transition:transform .15s ease,box-shadow .15s ease;display:inline-flex;align-items:center;gap:6px}._primaryBtn_l4tk9_95{background:linear-gradient(135deg,var(--accent-orange),var(--accent-teal));color:#0a0a0f;box-shadow:0 10px 30px #00000040}._secondaryBtn_l4tk9_96{background:#ffffff0f;color:var(--text-primary);border:1px solid rgba(255,255,255,.12)}._primaryBtn_l4tk9_95:hover,._secondaryBtn_l4tk9_96:hover{transform:translateY(-1px);box-shadow:0 12px 32px #00000040}@media(max-width:768px){._header_l4tk9_7{padding:14px}._title_l4tk9_28{font-size:1.2rem}}._wrapper_x9r7q_1{height:100%;display:flex;flex-direction:column;overflow:hidden}._topBar_x9r7q_8{display:flex;align-items:center;gap:12px;padding:10px 12px;background:#0f131be6;border-bottom:1px solid rgba(255,255,255,.05);flex-shrink:0;position:sticky;top:0;z-index:10;padding-top:calc(10px + env(safe-area-inset-top))}._backBtn_x9r7q_22,._completeBtn_x9r7q_23{padding:8px 12px;border-radius:10px;border:1px solid var(--border);background:var(--bg-card);color:var(--text-primary);font-weight:700;transition:all .15s ease;min-height:40px}._btnShort_x9r7q_34{display:none}._backBtn_x9r7q_22:hover,._completeBtn_x9r7q_23:hover{background:var(--bg-card-hover)}._completeBtnDone_x9r7q_43{background:#4dd3c91f;border-color:#4dd3c959;color:#c8fff7}._meta_x9r7q_49{display:flex;flex-direction:column;gap:2px;flex:1;min-width:0}._metaUnit_x9r7q_57{font-size:.8rem;color:var(--text-secondary)}._metaTopic_x9r7q_62{font-size:.98rem;color:var(--text-primary);font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}._contentArea_x9r7q_71{flex:1;overflow-y:auto;padding:20px 18px 28px;display:flex;flex-direction:column;align-items:center;gap:18px;padding-bottom:calc(28px + env(safe-area-inset-bottom))}._hero_x9r7q_82{padding:16px;border-radius:14px;background:linear-gradient(135deg,#ff6b3514,#4dd3c914);border:1px solid rgba(255,255,255,.08);box-shadow:var(--shadow-card)}._kicker_x9r7q_90{text-transform:uppercase;letter-spacing:.08em;color:var(--accent-orange);font-size:.78rem;margin:0 0 4px;font-weight:800}._title_x9r7q_99{margin:0;font-size:1.5rem;font-weight:800;color:var(--text-primary)}._subtitle_x9r7q_106{margin:6px 0 0;color:var(--text-secondary);line-height:1.5}._body_x9r7q_112{display:flex;flex-direction:column;gap:18px;width:min(920px,100%)}._richText_x9r7q_119{background:transparent;border:none;padding:0 4px;line-height:1.7;color:var(--text-primary);font-size:1rem}._richText_x9r7q_119 p{margin-bottom:12px}._richText_x9r7q_119 p:last-child{margin-bottom:0}._richText_x9r7q_119 strong{color:var(--accent-orange)}._richText_x9r7q_119 code{font-family:Fira Code,JetBrains Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-size:.95em;background:#ffffff0f;padding:3px 6px;border-radius:6px}._richText_x9r7q_119 ul,._richText_x9r7q_119 ol{padding-left:24px;margin-bottom:12px}._richText_x9r7q_119 li{margin-bottom:8px}._richText_x9r7q_119 table{width:100%;border-collapse:collapse;margin:12px 0;font-size:.96rem;overflow:hidden;border-radius:12px;background:#ffffff05}@media(max-width:480px){._topBar_x9r7q_8{gap:10px;padding:8px 10px;padding-top:calc(8px + env(safe-area-inset-top))}._backBtn_x9r7q_22,._completeBtn_x9r7q_23{padding:8px 10px;border-radius:12px;font-size:.9rem}._btnLong_x9r7q_182{display:none}._btnShort_x9r7q_34{display:inline}._metaUnit_x9r7q_57{display:none}._metaTopic_x9r7q_62{font-size:.95rem}._contentArea_x9r7q_71{padding:14px 12px 22px;padding-bottom:calc(22px + env(safe-area-inset-bottom))}._hero_x9r7q_82{padding:14px}._title_x9r7q_99{font-size:1.25rem;line-height:1.2}._richText_x9r7q_119{font-size:.98rem;line-height:1.65}._richText_x9r7q_119 table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}._codeWrap_x9r7q_223{padding:10px}}._richText_x9r7q_119 th,._richText_x9r7q_119 td{border:1px solid rgba(255,255,255,.08);padding:12px 14px;text-align:left}._richText_x9r7q_119 th{background:#ffffff0f;font-weight:700}._richText_x9r7q_119 h1,._richText_x9r7q_119 h2,._richText_x9r7q_119 h3,._richText_x9r7q_119 h4{margin-top:14px;margin-bottom:10px;font-weight:750;letter-spacing:-.01em}._richText_x9r7q_119 h3{font-size:1.1rem}._richText_x9r7q_119 h2{font-size:1.25rem}._richText_x9r7q_119 hr{border:none;border-top:1px solid rgba(255,255,255,.08);margin:14px 0}._codeWrap_x9r7q_223{background:#ffffff08;border:1px solid rgba(255,255,255,.08);border-radius:12px;padding:12px}._appLayout_1vvow_1{display:flex;height:100vh;overflow:hidden;background:var(--bg-primary);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}._mainArea_1vvow_9{flex:1;display:flex;flex-direction:column;overflow:hidden;min-width:0;background:linear-gradient(140deg,#10161ee6,#0c121ad1)}._topBar_1vvow_18{display:flex;align-items:center;gap:12px;padding:12px 20px;background:#0f131bcc;border-bottom:1px solid rgba(255,255,255,.05);box-shadow:0 10px 40px #00000059;flex-shrink:0;position:sticky;top:0;z-index:50;padding-top:calc(12px + env(safe-area-inset-top))}._hamburger_1vvow_33{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);font-size:1.2rem;color:var(--text-secondary);transition:all .2s ease;border:1px solid var(--border);background:var(--bg-card)}._hamburger_1vvow_33:hover{background:var(--bg-card-hover);color:var(--text-primary);box-shadow:var(--shadow-card)}._topBarTitle_1vvow_53{font-size:.95rem;font-weight:600;color:var(--text-secondary);flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}._topBarCrumb_1vvow_64{white-space:nowrap}._topBarTitleAccent_1vvow_68{background:linear-gradient(135deg,var(--accent-orange),var(--accent-teal));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-weight:800}._topBarBadges_1vvow_76{margin-left:auto;display:flex;gap:8px;align-items:center;flex-shrink:0}._badge_1vvow_84{padding:6px 10px;border-radius:999px;font-size:.78rem;font-weight:600;border:1px solid var(--border);background:var(--bg-card);color:var(--text-secondary)}._content_1vvow_94{flex:1;overflow:hidden;padding:16px 18px 20px}@media(max-width:768px){._topBar_1vvow_18{padding:8px 12px;padding-top:calc(8px + env(safe-area-inset-top))}}@media(max-width:480px){._hamburger_1vvow_33{width:40px;height:40px}._topBar_1vvow_18{gap:10px}._topBarCrumb_1vvow_64,._badge_1vvow_84{display:none}}:root{--bg-primary: radial-gradient(circle at 20% 20%, rgba(255, 107, 53, .12), transparent 25%), radial-gradient(circle at 80% 0%, rgba(78, 205, 196, .12), transparent 22%), #090c12;--bg-secondary: rgba(16, 22, 30, .82);--bg-card: rgba(255, 255, 255, .05);--bg-card-hover: rgba(255, 255, 255, .08);--border: rgba(255, 255, 255, .08);--border-accent: rgba(255, 107, 53, .3);--text-primary: #eaf1f9;--text-secondary: #9aa6b7;--text-muted: #5c6675;--accent-orange: #ff7a3d;--accent-teal: #4dd3c9;--accent-blue: #3ca0f6;--accent-purple: #a855f7;--accent-red: #ef4444;--code-bg: #0e141c;--code-border: #243143;--font-display: "Plus Jakarta Sans", sans-serif;--font-code: "Fira Code", monospace;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 20px;--radius-full: 50%;--shadow-card: 0 10px 40px rgba(0, 0, 0, .35);--shadow-elevated: 0 16px 60px rgba(0, 0, 0, .45)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-display);font-weight:400;color:var(--text-primary);background:var(--bg-primary);line-height:1.6;overflow:hidden;height:100vh}#root{height:100vh;overflow:hidden}a{color:var(--accent-blue);text-decoration:none}button{font-family:var(--font-display);cursor:pointer;border:none;outline:none;background:none;color:var(--text-primary)}button:focus-visible{outline:2px solid var(--accent-orange);outline-offset:2px}textarea,input{font-family:var(--font-display);color:var(--text-primary);background:none;border:none;outline:none}textarea:focus-visible,input:focus-visible{outline:2px solid var(--accent-orange);outline-offset:2px}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--text-muted);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}@keyframes fadeUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideInLeft{0%{transform:translate(-100%)}to{transform:translate(0)}}@keyframes pulse{0%,80%,to{opacity:.3;transform:scale(.8)}40%{opacity:1;transform:scale(1)}}@keyframes celebration{0%{opacity:0;transform:scale(.5)}50%{opacity:1;transform:scale(1.1)}to{opacity:0;transform:scale(1)}}@keyframes progressFill{0%{width:0%}}