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var(--transition-base)}.menu-item:hover{color:var(--text-primary);transform:translate(2px)}.menu-item:hover:before{opacity:1;transform:translate(0)}.menu-item.upgrade{color:var(--accent-purple)}.menu-item.upgrade:before{background:linear-gradient(90deg,transparent,rgba(136,58,234,.1))}.menu-item.upgrade:hover{color:var(--accent-purple)}.menu-icon{flex-shrink:0;font-size:1.1rem;opacity:.8;transition:all var(--transition-base)}.menu-item:hover .menu-icon{opacity:1;transform:translate(2px)}.menu-divider{height:1px;background:linear-gradient(90deg,transparent,var(--border-glass),transparent);margin:var(--space-xs) var(--space-sm);opacity:.5}@media (max-width: 768px){.account-menu-trigger{padding:3px var(--space-sm) 3px 3px}.user-avatar{width:28px;height:28px;font-size:.813rem}.user-email,.menu-chevron{display:none}.account-menu-dropdown{right:-var(--space-md);min-width:200px}.menu-item{font-size:.813rem;padding:var(--space-sm) var(--space-sm)}}._container_cwkim_3{min-height:100vh;min-height:100svh;background:var(--void-black, #0a0a0a);position:relative;overflow:hidden}._container_cwkim_3:before{content:"";position:absolute;top:50%;left:50%;width:1200px;height:1200px;background:radial-gradient(circle,rgba(136,58,234,.15) 0%,transparent 60%);transform:translate(-50%,-50%);animation:_pulse_cwkim_1 12s ease-in-out infinite;pointer-events:none}._container_cwkim_3:after{content:"";position:absolute;top:20%;right:-10%;width:600px;height:600px;background:radial-gradient(circle,rgba(247,121,125,.1) 0%,transparent 70%);animation:_float_cwkim_1 15s ease-in-out infinite;pointer-events:none}._header_cwkim_39{position:sticky;top:0;z-index:100;background:#0a0a0acc;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid rgba(255,255,255,.06);padding:1.5rem 2rem;animation:_slideDown_cwkim_1 .5s cubic-bezier(.16,1,.3,1)}._headerContent_cwkim_51{max-width:1400px;margin:0 auto;display:flex;align-items:center;justify-content:space-between}._title_cwkim_59{font-size:1.5rem;font-weight:300;color:#fffffff2;letter-spacing:-.02em;margin:0;line-height:1.3}._subtitle_cwkim_68{font-size:.875rem;color:#ffffff80;margin:.25rem 0 0;font-family:JetBrains Mono,monospace;display:flex;align-items:center;gap:.5rem}._infoButton_cwkim_78{display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;border-radius:50%;background:#883aea33;border:1px solid rgba(136,58,234,.4);color:#883aeae6;font-size:.75rem;font-weight:600;cursor:pointer;transition:all .2s ease;margin-left:.5rem}._infoButton_cwkim_78:hover{background:#883aea4d;border-color:#883aea99;transform:scale(1.1)}._backButton_cwkim_101{background:#ffffff08;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.08);border-radius:12px;color:#ffffffb3;padding:.625rem 1.25rem;font-size:.875rem;font-weight:400;font-family:JetBrains 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#883aea}._statValue_cwkim_191{font-size:3rem;font-weight:200;color:#fffffff2;line-height:1;margin-bottom:.5rem;letter-spacing:-.02em}._statLabel_cwkim_200{font-size:.875rem;color:#ffffff80;font-weight:400;text-transform:uppercase;letter-spacing:.1em;margin-bottom:.25rem}._statPercentage_cwkim_209{font-size:.75rem;color:var(--accent-color, rgba(255, 255, 255, .4));font-family:JetBrains Mono,monospace;margin-bottom:.5rem}._statDescription_cwkim_216{font-size:.688rem;color:#ffffff4d;margin-top:.25rem}._progressBar_cwkim_222{width:100%;height:3px;background:#ffffff0d;border-radius:3px;margin-top:1rem;overflow:hidden}._progressFill_cwkim_231{height:100%;background:var(--accent-color, #883aea);border-radius:3px;transition:width .6s cubic-bezier(.16,1,.3,1)}._searchSection_cwkim_239{background:#ffffff05;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.06);border-radius:20px;padding:1.5rem;margin-bottom:2rem;animation:_fadeInScale_cwkim_1 .5s cubic-bezier(.16,1,.3,1) .3s backwards}._searchBar_cwkim_250{position:relative}._searchInput_cwkim_254{width:100%;background:#ffffff08;border:1px solid rgba(255,255,255,.08);border-radius:12px;padding:1rem 1rem 1rem 3rem;font-size:1rem;color:#fffffff2;font-family:JetBrains Mono,monospace;transition:all .3s cubic-bezier(.16,1,.3,1)}._searchInput_cwkim_254::placeholder{color:#ffffff4d}._searchInput_cwkim_254:focus{outline:none;background:#ffffff0d;border-color:#883aea80;box-shadow:0 0 0 3px #883aea1a}._searchIcon_cwkim_277{position:absolute;left:1rem;top:50%;transform:translateY(-50%);color:#ffffff4d;pointer-events:none}._filterPills_cwkim_287{display:flex;gap:.75rem;margin-top:1rem;flex-wrap:wrap}._filterPill_cwkim_287{background:#ffffff08;border:1px solid rgba(255,255,255,.08);border-radius:20px;padding:.5rem 1rem;font-size:.813rem;color:#fff9;font-family:JetBrains Mono,monospace;cursor:pointer;transition:all .3s cubic-bezier(.16,1,.3,1);display:flex;align-items:center;gap:.5rem}._filterPill_cwkim_287:hover{background:#ffffff0d;border-color:#ffffff1f;color:#fffc;transform:translateY(-2px)}._filterPill_cwkim_287._active_cwkim_316{background:#883aea26;border-color:#883aea80;color:#883aeaf2}._filterCount_cwkim_322{background:#ffffff1a;padding:.125rem .375rem;border-radius:10px;font-size:.75rem;font-weight:500}._vocabularyGrid_cwkim_331{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.25rem;animation:_fadeIn_cwkim_1 .5s ease-out .4s backwards}._wordCard_cwkim_338{background:#ffffff08;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:1.5rem;position:relative;overflow:hidden;cursor:pointer;transition:all .4s cubic-bezier(.16,1,.3,1);animation:_fadeInScale_cwkim_1 .4s cubic-bezier(.16,1,.3,1) backwards}._wordCard_cwkim_338:hover{transform:translateY(-4px) scale(1.02);background:#ffffff0d;border-color:#ffffff1f;box-shadow:0 20px 40px #0003}._wordCard_cwkim_338:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--state-color),transparent);opacity:.8}._wordCard_cwkim_338._mastered_cwkim_185{--state-color: #52e3a4}._wordCard_cwkim_338._known_cwkim_186{--state-color: #f7d774}._wordCard_cwkim_338._assumed_known_cwkim_187{--state-color: #64b5f6}._wordCard_cwkim_338._learning_cwkim_188{--state-color: #f7797d}._wordCard_cwkim_338._unknown_cwkim_189{--state-color: #883aea}._wordCharacter_cwkim_376{font-size:2rem;font-weight:300;color:#fffffff2;margin-bottom:.5rem;line-height:1.2;word-break:keep-all;overflow-wrap:break-word}._wordCard_cwkim_338[data-language=chinese] ._wordCharacter_cwkim_376,._wordCard_cwkim_338[data-language=japanese] ._wordCharacter_cwkim_376{font-size:2.5rem;font-family:-apple-system,BlinkMacSystemFont,Noto Sans CJK SC,Noto Sans SC,Noto Sans JP,Source Han Sans,sans-serif}._wordCard_cwkim_338[data-language=korean] ._wordCharacter_cwkim_376{font-size:2.25rem;font-family:-apple-system,BlinkMacSystemFont,Noto Sans KR,Source Han Sans K,sans-serif}._wordCard_cwkim_338[data-language=arabic] ._wordCharacter_cwkim_376,._wordCard_cwkim_338[data-language=hebrew] ._wordCharacter_cwkim_376{font-size:2.25rem;direction:rtl;font-family:Noto Sans Arabic,Noto Sans Hebrew,sans-serif}._wordCard_cwkim_338[data-language=thai] ._wordCharacter_cwkim_376{font-size:2.25rem;font-family:Noto Sans Thai,sans-serif;line-height:1.4}._wordCard_cwkim_338[data-language=japanese] ._wordPronunciation_cwkim_412{font-size:.813rem;color:#fff9}._wordCard_cwkim_338[data-language=arabic] ._wordPronunciation_cwkim_412,._wordCard_cwkim_338[data-language=hebrew] ._wordPronunciation_cwkim_412{direction:ltr}._wordPronunciation_cwkim_412{font-size:.875rem;color:#ffffff80;font-family:JetBrains Mono,monospace;margin-bottom:.75rem;letter-spacing:.05em;line-height:1.4}._wordTranslation_cwkim_431{font-size:.813rem;color:#fff6;margin-bottom:1rem;line-height:1.4}._wordStats_cwkim_438{display:flex;gap:1rem;padding-top:.75rem;border-top:1px solid rgba(255,255,255,.05)}._wordStat_cwkim_438{display:flex;flex-direction:column;gap:.25rem}._wordStatLabel_cwkim_451{font-size:.688rem;color:#ffffff4d;text-transform:uppercase;letter-spacing:.1em}._wordStatValue_cwkim_458{font-size:.875rem;color:#fff9;font-family:JetBrains Mono,monospace}._modal_cwkim_465{position:fixed;top:0;left:0;right:0;bottom:0;background:#000c;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);z-index:1000;display:flex;align-items:center;justify-content:center;padding:2rem;animation:_fadeIn_cwkim_1 .3s ease-out}._modalContent_cwkim_482{background:#141414f2;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.1);border-radius:24px;padding:3rem;max-width:600px;width:100%;position:relative;animation:_modalSlideIn_cwkim_1 .4s cubic-bezier(.16,1,.3,1)}._modalClose_cwkim_495{position:absolute;top:1.5rem;right:1.5rem;background:#ffffff0d;border:1px solid rgba(255,255,255,.08);border-radius:50%;width:36px;height:36px;display:flex;align-items:center;justify-content:center;color:#ffffff80;cursor:pointer;transition:all .3s ease}._modalClose_cwkim_495:hover{background:#ffffff1a;color:#fffc;transform:rotate(90deg)}._modalWord_cwkim_518{font-size:4rem;font-weight:200;color:#fffffff2;text-align:center;margin-bottom:1rem;animation:_fadeInScale_cwkim_1 .5s cubic-bezier(.16,1,.3,1) .1s backwards;word-break:keep-all;overflow-wrap:break-word;line-height:1.2}._modalWord_cwkim_518[data-language=chinese],._modalWord_cwkim_518[data-language=japanese]{font-size:5rem;font-family:-apple-system,BlinkMacSystemFont,Noto Sans CJK SC,Noto Sans SC,Noto Sans JP,Source Han Sans,sans-serif}._modalWord_cwkim_518[data-language=korean]{font-size:4.5rem;font-family:-apple-system,BlinkMacSystemFont,Noto Sans KR,Source Han Sans K,sans-serif}._modalWord_cwkim_518[data-language=arabic],._modalWord_cwkim_518[data-language=hebrew]{font-size:4.5rem;direction:rtl;font-family:Noto Sans Arabic,Noto Sans Hebrew,sans-serif}._modalWord_cwkim_518[data-language=thai]{font-size:4.5rem;font-family:Noto Sans Thai,sans-serif;line-height:1.4}._modalPronunciation_cwkim_555{font-size:1.25rem;color:#ffffff80;text-align:center;font-family:JetBrains Mono,monospace;margin-bottom:1rem;animation:_fadeIn_cwkim_1 .5s ease-out .2s backwards;line-height:1.4}._modalTranslation_cwkim_565{font-size:1.125rem;color:#ffffffb3;text-align:center;margin-bottom:2rem;animation:_fadeIn_cwkim_1 .5s ease-out .3s backwards}._modalActions_cwkim_573{display:flex;gap:1rem;justify-content:center;animation:_fadeIn_cwkim_1 .5s ease-out .4s backwards}._modalButton_cwkim_580{background:#ffffff08;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.08);border-radius:12px;padding:.75rem 2rem;color:#fffc;font-size:.875rem;font-weight:400;font-family:JetBrains Mono,monospace;cursor:pointer;transition:all .3s cubic-bezier(.16,1,.3,1)}._modalButton_cwkim_580:hover{background:#ffffff0f;border-color:#ffffff1f;transform:translateY(-2px)}._modalButton_cwkim_580._primary_cwkim_601{background:#883aea26;border-color:#883aea4d;color:#883aeaf2}._modalButton_cwkim_580._primary_cwkim_601:hover{background:#883aea40;border-color:#883aea80}._loading_cwkim_613{display:flex;align-items:center;justify-content:center;min-height:60vh;color:#ffffff80;font-size:1.125rem;font-family:JetBrains Mono,monospace;animation:_pulse_cwkim_1 2s ease-in-out infinite}._loadMoreContainer_cwkim_625{display:flex;justify-content:center;margin-top:3rem;margin-bottom:2rem}._loadMoreButton_cwkim_632{background:#ffffff08;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.08);border-radius:12px;color:#ffffffb3;padding:.75rem 2rem;font-size:.875rem;font-weight:400;font-family:JetBrains Mono,monospace;cursor:pointer;transition:all .3s cubic-bezier(.16,1,.3,1)}._loadMoreButton_cwkim_632:hover{background:#ffffff0f;border-color:#ffffff1f;color:#fffffff2;transform:translateY(-2px)}._noResults_cwkim_655{text-align:center;padding:4rem 2rem;color:#fff6;font-size:1.125rem;font-family:JetBrains Mono,monospace}@keyframes _fadeIn_cwkim_1{0%{opacity:0}to{opacity:1}}@keyframes _fadeInScale_cwkim_1{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}@keyframes _slideDown_cwkim_1{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes _modalSlideIn_cwkim_1{0%{opacity:0;transform:scale(.9) translateY(20px)}to{opacity:1;transform:scale(1) translateY(0)}}@keyframes _pulse_cwkim_1{0%,to{opacity:.5}50%{opacity:1}}@keyframes _float_cwkim_1{0%,to{transform:translateY(0) translate(0)}33%{transform:translateY(-20px) translate(10px)}66%{transform:translateY(10px) translate(-10px)}}._wordCard_cwkim_338 ._wordCharacter_cwkim_376{max-width:100%}._wordCard_cwkim_338[data-word-length=long] ._wordCharacter_cwkim_376{font-size:1.5rem}._wordCard_cwkim_338[data-word-length=very-long] ._wordCharacter_cwkim_376{font-size:1.25rem}@media (max-width: 768px){._content_cwkim_127{padding:1rem}._statsGrid_cwkim_135,._vocabularyGrid_cwkim_331{grid-template-columns:1fr}._modalContent_cwkim_482{padding:2rem}._modalWord_cwkim_518{font-size:3rem}._filterPills_cwkim_287{overflow-x:auto;flex-wrap:nowrap;padding-bottom:.5rem}}.statistics-view{max-width:1200px;margin:0 auto;padding:var(--space-xl);animation:fadeIn .8s ease-out}.statistics-view h2{text-align:center;color:var(--text-primary);font-size:clamp(2rem,4vw,3rem);margin-bottom:var(--space-2xl);font-weight:100;letter-spacing:-.03em}.view-tabs{display:flex;justify-content:center;gap:var(--space-md);margin-bottom:var(--space-lg);flex-wrap:wrap}.tab-button{padding:var(--space-sm) var(--space-lg);background:var(--glass-bg);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));color:var(--text-secondary);border:1px solid var(--border-glass);border-radius:var(--radius-lg);cursor:pointer;font-family:JetBrains Mono,monospace;font-size:.875rem;font-weight:400;transition:all var(--transition-base)}.tab-button:hover{color:var(--text-primary);border-color:var(--border-glass-hover);transform:translateY(-1px)}.tab-button.active{color:var(--sunset-orange);background:linear-gradient(135deg,var(--accent-orange-dim),var(--accent-purple-dim));border-color:#ff6b3d4d}.time-frame-selector{display:flex;justify-content:center;gap:var(--space-sm);margin-bottom:var(--space-2xl)}.time-frame{padding:var(--space-xs) var(--space-md);background:transparent;border:1px solid var(--border-glass);border-radius:var(--radius-sm);color:var(--text-muted);font-size:.813rem;font-family:JetBrains Mono,monospace;cursor:pointer;transition:all var(--transition-base)}.time-frame:hover{border-color:var(--border-glass-hover);color:var(--text-secondary)}.time-frame.active{background:var(--glass-bg);border-color:var(--accent-purple);color:var(--accent-purple)}.tab-content{min-height:400px;animation:fadeIn .3s ease-in}.stats-summary{margin-bottom:var(--space-2xl)}.stat-card{background:var(--glass-bg);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:1px solid var(--border-glass);border-radius:var(--radius-lg);padding:var(--space-lg);text-align:center;transition:all var(--transition-base)}.stat-card.primary{margin-bottom:var(--space-lg);background:linear-gradient(135deg,var(--accent-purple-dim),var(--accent-orange-dim));border-color:#9c5aff33;position:relative;overflow:hidden}.stat-card.primary:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,var(--sunset-orange),transparent);opacity:.05;animation:pulse 6s ease-in-out infinite}.stat-value{font-size:2.5rem;font-weight:200;color:var(--text-primary);margin-bottom:var(--space-sm);font-family:JetBrains Mono,monospace}.stat-label{font-size:.9rem;color:var(--text-secondary);font-weight:300;font-family:JetBrains Mono,monospace;text-transform:uppercase;letter-spacing:.05em}.stat-detail{font-size:.875rem;color:var(--text-muted);margin-top:var(--space-xs)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--space-lg)}.daily-activity-section{margin-bottom:var(--space-2xl);padding:var(--space-xl);background:var(--glass-bg);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:1px solid var(--border-glass);border-radius:var(--radius-lg)}.daily-activity-section h3{font-size:1.2rem;font-weight:300;color:var(--text-primary);margin-bottom:var(--space-lg)}.activity-chart{display:flex;align-items:flex-end;justify-content:space-between;height:150px;margin-bottom:var(--space-md);padding:0 var(--space-sm)}.activity-bar-container{flex:1;height:100%;display:flex;align-items:flex-end;justify-content:center}.activity-bar{width:80%;background:linear-gradient(to top,var(--accent-purple),var(--sunset-orange));border-radius:var(--radius-xs) var(--radius-xs) 0 0;transition:height .3s ease;opacity:.8}.activity-bar:hover{opacity:1}.activity-labels{display:flex;justify-content:space-between;font-size:.813rem;color:var(--text-muted);font-family:JetBrains Mono,monospace}.learning-insights{padding:var(--space-xl);background:var(--glass-bg);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:1px solid var(--border-glass);border-radius:var(--radius-lg)}.learning-insights h3{font-size:1.2rem;font-weight:300;color:var(--text-primary);margin-bottom:var(--space-lg)}.insights-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--space-lg)}.insight-card{display:flex;align-items:center;gap:var(--space-md);padding:var(--space-md);background:#ffffff08;border:1px solid var(--border-glass);border-radius:var(--radius-sm);transition:all var(--transition-base)}.insight-card:hover{transform:translateY(-2px);border-color:var(--border-glass-hover)}.insight-icon{font-size:2rem}.insight-content{flex:1}.insight-title{font-size:.875rem;color:var(--text-muted);margin-bottom:var(--space-xs)}.insight-value{font-size:1.1rem;color:var(--text-primary);font-weight:300}.performance-section{padding:var(--space-xl)}.performance-section h3,.performance-section h4{font-weight:300;color:var(--text-primary);margin-bottom:var(--space-lg)}.performance-metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:var(--space-xl);margin-bottom:var(--space-2xl)}.metric-card{padding:var(--space-xl);background:var(--glass-bg);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:1px solid var(--border-glass);border-radius:var(--radius-lg)}.metric-chart{margin-top:var(--space-lg)}.speed-progression{display:flex;align-items:flex-end;justify-content:space-around;height:200px}.speed-point{flex:1;display:flex;align-items:flex-end;justify-content:center}.speed-bar{width:30px;background:linear-gradient(to top,var(--accent-purple),var(--sunset-orange));border-radius:var(--radius-xs) var(--radius-xs) 0 0;position:relative;transition:all .3s ease}.speed-value{position:absolute;top:-25px;left:50%;transform:translate(-50%);font-size:.813rem;color:var(--text-secondary);font-family:JetBrains Mono,monospace}.chart-label{text-align:center;margin-top:var(--space-md);font-size:.875rem;color:var(--text-muted)}.comprehension-chart{position:relative;display:flex;justify-content:center;align-items:center;margin-top:var(--space-lg)}.comprehension-content{position:absolute;text-align:center}.comprehension-percentage{font-size:2.5rem;font-weight:100;color:var(--text-primary);font-family:JetBrains Mono,monospace}.comprehension-label{font-size:.875rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.1em}.session-breakdown{padding:var(--space-xl);background:var(--glass-bg);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:1px solid var(--border-glass);border-radius:var(--radius-lg)}.session-stats{display:flex;flex-direction:column;gap:var(--space-md)}.session-stat{display:flex;justify-content:space-between;align-items:center;padding:var(--space-md);background:#ffffff08;border-radius:var(--radius-sm)}.session-label{font-size:.9rem;color:var(--text-secondary)}.session-value{font-size:1.1rem;color:var(--text-primary);font-weight:300;font-family:JetBrains Mono,monospace}.words-analysis{padding:var(--space-xl)}.words-analysis h3,.words-analysis h4{font-weight:300;color:var(--text-primary);margin-bottom:var(--space-lg)}.recognition-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:var(--space-xl)}.recognition-card{padding:var(--space-xl);background:var(--glass-bg);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:1px solid var(--border-glass);border-radius:var(--radius-lg)}.speed-distribution{display:flex;flex-direction:column;gap:var(--space-sm)}.distribution-bar{display:grid;grid-template-columns:60px 1fr;align-items:center;gap:var(--space-md)}.bar-label{font-size:.875rem;color:var(--text-secondary);font-family:JetBrains Mono,monospace}.bar-fill{height:24px;background:linear-gradient(90deg,var(--accent-purple),var(--sunset-orange));border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:flex-end;padding-right:var(--space-sm);font-size:.813rem;color:#fff;font-family:JetBrains Mono,monospace}.challenging-words-list,.slowest-words-list{display:flex;flex-direction:column;gap:var(--space-sm);max-height:400px;overflow-y:auto}.challenging-word,.slowest-word{display:grid;grid-template-columns:30px 1fr auto;align-items:center;gap:var(--space-md);padding:var(--space-sm);background:#ffffff08;border-radius:var(--radius-sm);transition:all var(--transition-base)}.challenging-word:hover,.slowest-word:hover{background:#ffffff0d}.word-rank{font-size:.813rem;color:var(--text-muted);font-family:JetBrains Mono,monospace}.chinese-word{font-size:1.2rem;font-family:Noto Sans SC,sans-serif;color:var(--text-primary)}.word-stats{display:flex;flex-direction:column;align-items:flex-end;gap:var(--space-xs)}.miss-rate{font-size:.875rem;color:var(--error)}.attempts{font-size:.813rem;color:var(--text-muted);font-family:JetBrains Mono,monospace}.recognition-time{font-size:.875rem;color:var(--text-secondary);font-family:JetBrains Mono,monospace}.progress-tracking{padding:var(--space-xl)}.progress-tracking h3,.progress-tracking h4{font-weight:300;color:var(--text-primary);margin-bottom:var(--space-lg)}.milestones-section{margin-bottom:var(--space-2xl);padding:var(--space-xl);background:var(--glass-bg);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:1px solid var(--border-glass);border-radius:var(--radius-lg)}.milestones-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:var(--space-lg)}.milestone{display:flex;align-items:center;gap:var(--space-md);padding:var(--space-md);background:#ffffff08;border:1px solid var(--border-glass);border-radius:var(--radius-sm);transition:all var(--transition-base)}.milestone.achieved{border-color:#52e3a44d;background:#52e3a40d}.milestone:hover{transform:translateY(-2px)}.milestone-icon{font-size:2rem}.milestone-content{flex:1}.milestone-title{font-size:1rem;color:var(--text-primary);margin-bottom:var(--space-xs)}.milestone-date{font-size:.813rem;color:var(--text-muted)}.streak-section{margin-bottom:var(--space-2xl);padding:var(--space-xl);background:var(--glass-bg);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:1px solid var(--border-glass);border-radius:var(--radius-lg)}.streak-calendar{display:grid;grid-template-columns:repeat(7,1fr);gap:var(--space-xs);margin-bottom:var(--space-xl)}.calendar-day{aspect-ratio:1;background:#ffffff08;border:1px solid var(--border-glass);border-radius:var(--radius-xs);transition:all var(--transition-base)}.calendar-day.active{background:linear-gradient(135deg,var(--accent-purple),var(--sunset-orange));border-color:transparent}.streak-stats{display:flex;justify-content:center;gap:var(--space-3xl)}.streak-stat{text-align:center}.streak-value{display:block;font-size:2rem;font-weight:100;color:var(--text-primary);font-family:JetBrains Mono,monospace;margin-bottom:var(--space-xs)}.streak-label{font-size:.875rem;color:var(--text-secondary)}.goals-progress{padding:var(--space-xl);background:var(--glass-bg);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:1px solid var(--border-glass);border-radius:var(--radius-lg)}.goals-list{display:flex;flex-direction:column;gap:var(--space-md)}.goal-item{display:grid;grid-template-columns:200px 1fr 60px;align-items:center;gap:var(--space-md)}.goal-name{font-size:.9rem;color:var(--text-secondary)}.goal-progress{height:8px;background:#ffffff0d;border-radius:4px;overflow:hidden}.goal-bar{height:100%;background:linear-gradient(90deg,var(--accent-purple),var(--sunset-orange));border-radius:4px;transition:width .5s ease}.goal-bar.success{background:var(--success)}.goal-status{text-align:right;font-size:.875rem;color:var(--text-primary);font-family:JetBrains Mono,monospace}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.challenging-words-list::-webkit-scrollbar,.slowest-words-list::-webkit-scrollbar{width:6px}.challenging-words-list::-webkit-scrollbar-track,.slowest-words-list::-webkit-scrollbar-track{background:var(--glass-bg)}.challenging-words-list::-webkit-scrollbar-thumb,.slowest-words-list::-webkit-scrollbar-thumb{background:var(--border-glass);border-radius:3px}@media (max-width: 768px){.statistics-view{padding:var(--space-md)}.view-tabs{gap:var(--space-sm)}.tab-button{padding:var(--space-xs) var(--space-md);font-size:.813rem}.time-frame-selector{flex-wrap:wrap}.stats-grid,.insights-grid,.performance-metrics,.recognition-stats,.milestones-grid{grid-template-columns:1fr}.goal-item{grid-template-columns:1fr 60px}.goal-name{grid-column:1 / -1;margin-bottom:var(--space-xs)}.streak-stats{gap:var(--space-xl)}}.upgrade-plan{max-width:1200px;margin:0 auto;padding:var(--space-xl);animation:fadeIn .8s ease-out}.upgrade-plan h2{text-align:center;color:var(--text-primary);font-size:clamp(2rem,4vw,3rem);margin-bottom:var(--space-lg);font-weight:100;letter-spacing:-.03em}.plan-intro{text-align:center;margin-bottom:var(--space-3xl)}.plan-intro p{font-size:1.2rem;color:var(--text-secondary);font-weight:300;max-width:600px;margin:0 auto}.plan-comparison{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:var(--space-xl);margin-bottom:var(--space-3xl)}.plan-card{position:relative;padding:var(--space-2xl);background:var(--glass-bg);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:1px solid var(--border-glass);border-radius:var(--radius-lg);transition:all var(--transition-base)}.plan-card:hover{transform:translateY(-4px);box-shadow:0 20px 40px #0003}.plan-card.premium{border-color:var(--accent-purple);background:linear-gradient(to bottom,rgba(136,58,234,.05),var(--glass-bg))}.plan-badge{position:absolute;top:-12px;left:50%;transform:translate(-50%);background:var(--void-black);border:1px solid var(--border-glass);border-radius:var(--radius-full);padding:var(--space-xs) var(--space-lg);font-size:.75rem;text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted);font-family:JetBrains Mono,monospace}.plan-card.premium .plan-badge{border-color:var(--accent-purple);color:var(--accent-purple)}.plan-card h3{font-size:2rem;font-weight:100;color:var(--text-primary);margin:var(--space-lg) 0;text-align:center}.plan-price{display:flex;align-items:baseline;justify-content:center;gap:var(--space-xs);margin-bottom:var(--space-2xl)}.price{font-size:3.5rem;font-weight:100;color:var(--text-primary);font-family:JetBrains Mono,monospace}.period{font-size:1.1rem;color:var(--text-muted);font-weight:300}.plan-features,.plan-limits{margin-bottom:var(--space-xl)}.plan-features h4,.plan-limits h4{font-size:1rem;font-weight:400;color:var(--text-secondary);margin-bottom:var(--space-md);text-transform:uppercase;letter-spacing:.05em}.plan-features ul,.plan-limits ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:var(--space-sm)}.plan-features li{display:flex;align-items:center;gap:var(--space-sm);font-size:.95rem;color:var(--text-secondary)}.plan-limits li{font-size:.9rem;color:var(--text-muted);padding-left:var(--space-lg);position:relative}.plan-limits li:before{content:"–";position:absolute;left:0}.check-icon{flex-shrink:0;color:var(--success)}.upgrade-button{width:100%;padding:var(--space-md) var(--space-xl);background:var(--accent-purple);border:1px solid var(--accent-purple);border-radius:var(--radius-sm);color:#fff;font-size:1rem;font-weight:400;cursor:pointer;transition:all var(--transition-base);text-transform:lowercase;letter-spacing:.05em;font-family:JetBrains Mono,monospace}.upgrade-button:hover:not(:disabled){background:transparent;color:var(--accent-purple);transform:translateY(-2px)}.upgrade-button:disabled{opacity:.6;cursor:not-allowed}.cancel-button{width:100%;padding:var(--space-md) var(--space-xl);background:transparent;border:1px solid var(--accent-red);border-radius:var(--radius-sm);color:var(--accent-red);font-size:1rem;font-weight:400;cursor:pointer;transition:all var(--transition-base);text-transform:lowercase;letter-spacing:.05em;font-family:JetBrains Mono,monospace}.cancel-button:hover:not(:disabled){background:var(--accent-red);color:#fff}.cancel-button:disabled{opacity:.6;cursor:not-allowed}.subscription-active{text-align:center;margin-bottom:var(--space-lg)}.active-badge{color:var(--success);font-weight:400;font-size:1.1rem;margin:0 0 var(--space-sm) 0}.subscription-info{color:var(--text-muted);font-size:.875rem;margin:0}.error-message{margin-top:var(--space-md);padding:var(--space-md);background:#e74c3c1a;border:1px solid rgba(231,76,60,.3);border-radius:var(--radius-sm);color:var(--accent-red);font-size:.875rem;text-align:center}.plan-note{text-align:center;font-size:.875rem;color:var(--text-muted);margin-top:var(--space-md)}.premium-benefits{margin-bottom:var(--space-3xl);padding:var(--space-2xl);background:var(--glass-bg);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:1px solid var(--border-glass);border-radius:var(--radius-lg)}.premium-benefits h3{font-size:1.5rem;font-weight:300;color:var(--text-primary);margin-bottom:var(--space-xl);text-align:center}.benefits-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--space-lg)}.benefit-card{padding:var(--space-lg);background:#ffffff08;border:1px solid var(--border-glass);border-radius:var(--radius-sm);transition:all var(--transition-base)}.benefit-card:hover{transform:translateY(-2px);border-color:var(--border-glass-hover)}.benefit-icon{font-size:2.5rem;margin-bottom:var(--space-md)}.benefit-card h4{font-size:1.1rem;font-weight:400;color:var(--text-primary);margin-bottom:var(--space-sm)}.benefit-card p{font-size:.9rem;color:var(--text-secondary);line-height:1.6}.testimonials{margin-bottom:var(--space-3xl);padding:var(--space-2xl);background:var(--glass-bg);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:1px solid var(--border-glass);border-radius:var(--radius-lg)}.testimonials h3{font-size:1.5rem;font-weight:300;color:var(--text-primary);margin-bottom:var(--space-xl);text-align:center}.testimonials-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--space-lg)}.testimonial{padding:var(--space-lg);background:#ffffff08;border:1px solid var(--border-glass);border-radius:var(--radius-sm);position:relative}.testimonial:before{content:'"';position:absolute;top:-10px;left:var(--space-md);font-size:4rem;color:var(--accent-purple);opacity:.2;font-family:Georgia,serif}.testimonial p{font-size:.95rem;color:var(--text-secondary);line-height:1.6;font-style:italic;margin-bottom:var(--space-md)}.testimonial-author{font-size:.875rem;color:var(--text-muted);text-align:right}.faq-section{margin-bottom:var(--space-3xl);padding:var(--space-2xl);background:var(--glass-bg);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:1px solid var(--border-glass);border-radius:var(--radius-lg)}.faq-section h3{font-size:1.5rem;font-weight:300;color:var(--text-primary);margin-bottom:var(--space-xl);text-align:center}.faq-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:var(--space-lg)}.faq-item{padding:var(--space-lg);background:#ffffff08;border:1px solid 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768px){.word-lesson-overlay{padding:var(--space-md)}.word-lesson-container{padding:var(--space-xl)}.lesson-word{font-size:2.5rem}.lesson-pinyin{font-size:1.125rem}.lesson-meaning,.example-sentence{font-size:1rem}}.story-display{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;animation:fadeIn .6s ease-out;overflow-y:auto;overflow-x:hidden;padding:var(--space-xl) 0;-webkit-overflow-scrolling:touch;scroll-behavior:smooth;position:relative;height:100%}.story-text{font-size:clamp(1.75rem,3vw,2.25rem);line-height:2.5;font-family:Noto Sans SC,-apple-system,sans-serif;font-weight:300;letter-spacing:.05em;color:var(--text-secondary);text-align:left;word-wrap:break-word;-webkit-user-select:none;user-select:none;padding:var(--space-2xl);background:linear-gradient(135deg,#0a0a0a99,#0a0a0a66);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:1px solid var(--border-glass);border-radius:var(--radius-xl);position:relative;overflow:hidden;z-index:1;max-width:1000px;width:100%;box-shadow:0 8px 32px #0003,inset 0 0 0 1px #ffffff05}.story-text:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(ellipse at 20% 30%,var(--accent-purple-dim) 0%,transparent 40%),radial-gradient(ellipse at 80% 70%,var(--accent-orange-dim) 0%,transparent 40%);opacity:.3;pointer-events:none;animation:shimmer 15s ease-in-out infinite;z-index:-1}.word{display:inline-block;margin:0 .15em;padding:.15em .3em;cursor:pointer;position:relative;border-radius:var(--radius-sm);color:var(--text-secondary);-webkit-user-select:none;user-select:none;transition:all var(--transition-fast);border:1px solid transparent}.word:hover:not(.current){color:var(--text-primary);background:#ffffff0d}.word.current{color:var(--text-primary);background:linear-gradient(135deg,var(--accent-purple-dim),var(--accent-orange-dim));border-color:var(--memory-purple);box-shadow:0 0 20px #9c5aff4d;position:relative;overflow:visible}.word.passed{color:var(--success);position:relative}.word.passed:after{content:"";position:absolute;bottom:-2px;left:0;right:0;height:2px;background:var(--success);opacity:.5;border-radius:1px}.word.failed{color:var(--error);position:relative}.word.failed:after{content:"";position:absolute;bottom:-2px;left:0;right:0;height:2px;background:var(--error);border-radius:1px}.tone1{color:#ff4f64}.tone2{color:#20e3b2}.tone3{color:#2db7ff}.tone4{color:#c084fc}.tone5{color:#9fa2a6}.instructions{text-align:center;color:var(--text-muted);font-size:.875rem;margin-top:var(--space-2xl);font-family:JetBrains Mono,monospace;font-weight:300}.instructions kbd{background:#ffffff14;border:1px solid var(--border-glass);border-radius:var(--radius-sm);padding:var(--space-xs) var(--space-sm);font-size:.813rem;color:var(--text-primary);margin:0 var(--space-xs)}@keyframes shimmer{0%,to{transform:translate(0) scale(1);opacity:.3}25%{transform:translate(-10%,-10%) scale(1.1);opacity:.4}50%{transform:translate(10%,10%) scale(1.2);opacity:.5}75%{transform:translate(-5%,5%) scale(1.1);opacity:.4}}@media (max-width: 768px){.story-display{padding:var(--space-lg);padding-bottom:calc(120px + env(safe-area-inset-bottom,0));margin-top:0;overflow-y:auto;-webkit-overflow-scrolling:touch;height:calc(100dvh - 160px);position:relative}.story-text{font-size:1.75rem;line-height:2.4;padding:var(--space-lg);border-radius:var(--radius-lg);max-width:calc(100% - var(--space-lg));margin:0 auto}.word{margin:0 .125em;padding:.15em 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li{position:relative;padding-left:1.4rem;color:var(--text-secondary)}.subscribe-cta-card .cta-benefits li:before{content:"✓";position:absolute;left:0;top:0;color:var(--sunset-orange)}.subscribe-cta-card .cta-actions{display:flex;align-items:center;gap:var(--space-md)}.subscribe-cta-card .cta-upgrade-button{padding:10px 18px;border-radius:999px;border:1px solid var(--sunset-orange);background:linear-gradient(135deg,#ff6b3d33,#9c5aff40);color:var(--sunset-orange);font-size:.95rem;transition:transform var(--transition-fast),box-shadow var(--transition-fast),opacity var(--transition-fast)}.subscribe-cta-card .cta-upgrade-button:hover{transform:translateY(-2px);box-shadow:0 10px 30px #ff6b3d4d}.subscribe-cta-card .cta-note{color:var(--text-muted);font-size:.85rem}@media (max-width: 768px){.subscribe-cta-card .cta-benefits{grid-template-columns:1fr}}.hero-section{text-align:center;margin-bottom:var(--space-2xl);padding:var(--space-xl) 0;animation:slideUp .8s 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#0003}.comprehension-rate{font-size:clamp(3rem,6vw,5rem);font-weight:200;line-height:1;background:linear-gradient(135deg,var(--sunset-orange),var(--memory-purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:var(--space-sm)}.comprehension-label{font-size:1.125rem;color:var(--text-primary);font-weight:300;letter-spacing:.05em;margin-bottom:var(--space-xs)}.comprehension-target{font-size:.875rem;color:var(--text-muted);font-family:JetBrains Mono,monospace}.quick-stats{margin-bottom:var(--space-2xl)}.stats-row{display:flex;justify-content:center;gap:var(--space-lg);flex-wrap:wrap}.stat-item{background:linear-gradient(135deg,#0a0a0acc,#0a0a0a99);backdrop-filter:blur(30px);-webkit-backdrop-filter:blur(30px);border:1px solid var(--border-glass);border-radius:var(--radius-lg);padding:var(--space-lg) var(--space-xl);text-align:center;min-width:120px;transition:all var(--transition-base)}.stat-item:hover{transform:translateY(-2px);box-shadow:0 10px 30px #0000004d;border-color:var(--border-glass-hover)}.stat-value{font-size:1.875rem;font-weight:200;color:var(--text-primary);margin-bottom:var(--space-xs)}.stat-label{font-size:.813rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;font-family:JetBrains Mono,monospace}section h2{font-size:2rem;font-weight:300;color:var(--text-primary);text-align:center;margin-bottom:var(--space-xl);letter-spacing:-.02em}section h3{font-size:1.25rem;font-weight:400;color:var(--text-secondary);margin-bottom:var(--space-md)}.subsection-description{color:var(--text-muted);font-size:.875rem;text-align:center;margin-bottom:var(--space-xl);font-family:JetBrains Mono,monospace}.vocabulary-review{margin-bottom:var(--space-2xl)}.vocab-subsection{background:var(--glass-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid 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var(--space-md);background:#0a0a0a99;border:1px solid var(--border-glass);border-radius:var(--radius-lg);color:var(--text-primary)}.chat-input:focus{outline:none;border-color:var(--border-glass-hover)}@media (max-width: 768px){.chat-bubble{max-width:100%}}.words-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:var(--space-md)}.word-card{background:#0a0a0a99;border:1px solid var(--border-glass);border-radius:var(--radius-lg);padding:var(--space-md);display:flex;flex-direction:column;gap:var(--space-xs);transition:all var(--transition-base)}.word-card:hover{transform:translateY(-2px);background:#0a0a0acc;border-color:var(--border-glass-hover);box-shadow:0 8px 20px #0003}.word-card.marked-unknown{border-color:#ff6b3d4d}.word-card.marked-known{border-color:#4caf504d}.word-card.review-word{border-color:#ffa5024d}.chinese-word{font-size:1.5rem;color:var(--sunset-orange);font-family:Noto Sans SC,sans-serif;font-weight:400}.pinyin{font-size:.875rem;color:var(--text-secondary);font-family:Inter,sans-serif}.english{font-size:.813rem;color:var(--text-muted);font-family:Inter,sans-serif}.word-status{font-size:.75rem;margin-top:var(--space-xs);font-family:JetBrains Mono,monospace}.word-card.marked-unknown .word-status{color:var(--error)}.word-card.marked-known .word-status{color:var(--success)}.story-review{margin-bottom:var(--space-2xl);background:var(--glass-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--border-glass);border-radius:var(--radius-xl);padding:var(--space-xl)}.story-container{background:#0a0a0a99;border-radius:var(--radius-lg);padding:var(--space-xl);margin-bottom:var(--space-lg);transition:max-height .5s ease-out;overflow:hidden}.story-container.collapsed{max-height:200px;position:relative}.story-container.collapsed:after{content:"";position:absolute;bottom:0;left:0;right:0;height:60px;background:linear-gradient(to 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scale(1.5)}}.controls{display:flex;justify-content:center;gap:var(--space-lg);margin-top:var(--space-2xl)}.primary-button,.secondary-button{padding:var(--space-md) var(--space-2xl);background:var(--glass-bg);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:1px solid var(--border-glass);border-radius:var(--radius-lg);font-family:JetBrains Mono,monospace;font-size:.875rem;font-weight:400;letter-spacing:.02em;cursor:pointer;transition:all var(--transition-base);position:relative;overflow:hidden}.primary-button{color:var(--sunset-orange);border-color:#ff6b3d4d}.primary-button:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(135deg,var(--accent-orange-dim),transparent);opacity:0;transition:opacity var(--transition-base)}.primary-button:hover:not(:disabled){border-color:var(--sunset-orange);transform:translateY(-2px);box-shadow:0 10px 30px #ff6b3d33}.primary-button:hover:not(:disabled):before{opacity:1}.primary-button:disabled{color:var(--text-muted);border-color:var(--border-glass);cursor:not-allowed;opacity:.5}.secondary-button{color:var(--text-secondary)}.secondary-button:hover:not(:disabled){color:var(--text-primary);border-color:var(--border-glass-hover);transform:translateY(-2px);box-shadow:0 10px 30px #ffffff0d}.error-message{background:#ff47571a;backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:1px solid rgba(255,71,87,.3);border-radius:var(--radius-lg);padding:var(--space-lg);margin-bottom:var(--space-xl);display:flex;justify-content:space-between;align-items:center;max-width:600px;width:100%}.error-message p{color:var(--error);margin:0;font-family:JetBrains Mono,monospace;font-size:.875rem}.error-message button{background:transparent;color:var(--error);border:1px solid rgba(255,71,87,.3);padding:var(--space-xs) var(--space-md);border-radius:var(--radius-sm);cursor:pointer;font-size:.813rem;font-family:JetBrains Mono,monospace;transition:all var(--transition-base)}.error-message button:hover{background:var(--error);color:var(--void-black);transform:translateY(-1px)}@media (max-width: 768px){.app-main{height:calc(100dvh - 60px);overflow:hidden}.main-content{height:100%;position:relative}.app-header{padding:var(--space-md) var(--space-lg)}.header-content{flex-direction:row;gap:var(--space-md);align-items:center;justify-content:space-between}.brand{align-items:flex-start}.app-title{font-size:1.875rem;letter-spacing:.04em}.tagline{display:block;font-size:.625rem;margin-top:.125rem}.header-actions{gap:var(--space-sm)}.story-reader{padding:0;height:100%;display:flex;flex-direction:column;position:relative;overflow:auto}.story-reader-container{padding:0;height:100%;overflow:auto}.bottom-controls{position:fixed;bottom:0;left:0;right:0;width:100%;padding:var(--space-md) var(--space-md);padding-bottom:calc(var(--space-md) + env(safe-area-inset-bottom,0));gap:var(--space-sm);border-radius:0;border-top:1px solid var(--border-glass);margin:0;background:linear-gradient(to top,#0a0a0afa,#0a0a0af2);box-shadow:0 -4px 20px #00000080;z-index:100}.control-button{flex:1;min-width:0;padding:1.25rem var(--space-md);font-size:.875rem;font-weight:500;height:72px;border-radius:var(--radius-md);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.25rem}.control-button kbd{display:none}.control-button span{font-size:.875rem;line-height:1;font-weight:600}.control-button.mute-button{display:flex;position:relative;right:auto;min-width:50px;max-width:50px;padding:1rem}.control-button:active:not(:disabled){transform:scale(.98);box-shadow:inset 0 2px 10px #0000004d}.known-button{background:linear-gradient(135deg,#52e3a414,#52e3a408)}.unknown-button{background:linear-gradient(135deg,#ff475714,#ff475708)}.controls{flex-direction:column;width:100%;max-width:300px}.primary-button,.secondary-button{width:100%}.error-message{flex-direction:column;gap:var(--space-md)}.error-message button{width:100%}.end-session-button{display:none}}.user-menu{display:flex;align-items:center;gap:var(--space-md)}.user-email{color:var(--text-secondary);font-size:.9rem}.sign-out-btn,.sign-in-btn{background:transparent;color:var(--text-secondary);border:1px solid var(--border-glass);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-sm);cursor:pointer;transition:all .3s ease;font-size:.9rem;font-weight:300}.sign-out-btn:hover,.sign-in-btn:hover{border-color:var(--border-glass-hover);color:var(--text-primary)}.app-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;color:var(--text-primary)}.app-loading p{margin-top:var(--space-lg);font-size:1.1rem;color:var(--text-secondary)}.end-session-button{position:absolute;top:var(--space-lg);left:var(--space-lg);background:transparent;border:1px solid var(--border-glass);border-radius:var(--radius-md);padding:var(--space-sm) var(--space-md);color:var(--text-muted);font-family:JetBrains Mono,monospace;font-size:.75rem;cursor:pointer;transition:all var(--transition-base);opacity:.6}.end-session-button:hover{opacity:1;color:var(--text-secondary);border-color:var(--border-glass-hover);background:var(--glass-bg)}:root{--void-black: #000000;--charcoal-black: #0a0a0a;--glass-black: rgba(10, 10, 10, .8);--border-glass: rgba(255, 255, 255, .1);--border-glass-hover: rgba(255, 255, 255, .2);--sunset-orange: #ff6b3d;--memory-purple: #9c5aff;--accent-purple: #9c5aff;--accent-orange-dim: rgba(255, 107, 61, .1);--accent-purple-dim: rgba(156, 90, 255, .1);--text-primary: rgba(255, 255, 255, .9);--text-secondary: rgba(255, 255, 255, .6);--text-muted: rgba(255, 255, 255, .4);--success: #52e3a4;--error: #ff4757;--warning: #ffa502;--accent-red: #e74c3c;--glass-blur: 20px;--glass-bg: rgba(255, 255, 255, .05);--glass-bg-hover: rgba(255, 255, 255, .08);--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--space-3xl: 4rem;--radius-sm: .5rem;--radius-md: .75rem;--radius-lg: 1rem;--radius-xl: 1.5rem;--transition-fast: .15s ease;--transition-base: .25s ease;--transition-slow: .35s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--void-black);color:var(--text-primary);line-height:1.6;font-weight:300;overflow-x:hidden}body:before{content:"";position:fixed;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 20% 30%,var(--accent-purple-dim) 0%,transparent 50%),radial-gradient(circle at 80% 70%,var(--accent-orange-dim) 0%,transparent 50%),linear-gradient(180deg,var(--void-black) 0%,var(--charcoal-black) 100%);pointer-events:none;z-index:-1}code{font-family:JetBrains Mono,Courier New,monospace;font-weight:400}#root{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;position:relative}.glass{background:var(--glass-bg);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:1px solid var(--border-glass);transition:all var(--transition-base)}.glass:hover{background:var(--glass-bg-hover);border-color:var(--border-glass-hover)}h1,h2,h3,h4,h5,h6{font-weight:200;letter-spacing:-.02em;color:var(--text-primary)}h1{font-size:3rem}h2{font-size:2.25rem}h3{font-size:1.875rem}h4{font-size:1.5rem}h5{font-size:1.25rem}h6{font-size:1.125rem}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes shimmer{0%{background-position:-200% center}to{background-position:200% center}}@keyframes ripple{0%{transform:translate(-50%,-50%) scale(0);opacity:.8}to{transform:translate(-50%,-50%) scale(4);opacity:0}}@keyframes ripple-fade{0%{opacity:0;transform:scale(.8)}50%{opacity:1;transform:scale(1)}to{opacity:0;transform:scale(1.2)}}::selection{background:var(--memory-purple);color:var(--text-primary)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--charcoal-black)}::-webkit-scrollbar-thumb{background:var(--border-glass);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--border-glass-hover)}@media (max-width: 768px){:root{--glass-blur: 10px}h1{font-size:2rem}h2{font-size:1.75rem}h3{font-size:1.5rem}h4{font-size:1.25rem}h5{font-size:1.125rem}h6{font-size:1rem}}