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i[data-lucide]{width:24px;height:24px;color:var(--text-accent);flex:0 0 auto}.sidebar-mobile-note strong{display:block;font-size:.95rem;color:var(--text-primary);margin-bottom:4px}.sidebar-mobile-note span{font-size:.85rem;color:var(--text-muted)}.sidebar-mobile-note:hover,.sidebar-mobile-note:focus-visible{background:var(--bg-tertiary);border-color:var(--border-primary)}@media (max-width: 900px){.sidebar-mobile-note{display:none}.stories-layout,.practice-layout{grid-template-columns:1fr}.stories-layout .story-viewer-container,.practice-layout .story-viewer-container{width:100%;max-width:none;margin:0;grid-column:1 / -1;justify-self:stretch}#stories-view[data-mobile-view=list] .story-viewer-container,#stories-view[data-mobile-view=detail] .stories-sidebar,#stories-view[data-mobile-view=detail] .stories-controls,#practice-view[data-mobile-view=list] .story-viewer-container,#practice-view[data-mobile-view=detail] .stories-sidebar,#practice-view[data-mobile-view=detail] .practice-controls,#practice-view[data-mobile-view=detail] .audio-presets{display:none}.stories-layout .stories-sidebar,.practice-layout .stories-sidebar{display:flex;max-height:none;margin-bottom:var(--spacing-md);overflow:visible}.stories-list,.practice-layout .stories-list{overflow:visible;max-height:none}}.sidebar-toggle{display:none;gap:6px;align-items:center;flex:0 0 auto}h1,h2,h3,h4,h5,h6{font-family:Poppins,sans-serif;margin-top:0;font-weight:600}header{background:#ffffffd9;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:var(--shadow-sm);border-bottom:1px solid var(--border-primary);position:sticky;top:0;z-index:100;padding:var(--spacing-sm) var(--spacing-lg);display:flex;justify-content:space-between;align-items:center;gap:var(--spacing-sm);transition:transform .25s ease;will-change:transform;box-sizing:border-box}.mobile-topnav{display:none}.header-hidden{transform:translateY(-100%)}.logo{display:flex;align-items:center;gap:9px;min-width:0;flex:1 1 auto}.logo h1{margin:0;font-size:1.5rem;font-weight:700;color:var(--text-primary);line-height:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.logo .logo-icon{width:31px;height:34px;flex:0 0 31px;display:block;-o-object-fit:contain;object-fit:contain;transition:transform .18s ease}.native-shell header>.logo .logo-icon{filter:none}#mobile-upgrade-btn{display:none;align-items:center;justify-content:center;border-radius:999px;border:1px solid rgba(21,61,106,.26);background:linear-gradient(180deg,#ffffff42,#fff0) padding-box,linear-gradient(165deg,#1f4a7b2e,#2859923d) border-box;color:#123a66;font-family:Poppins,sans-serif;font-weight:600;letter-spacing:.015em;box-shadow:0 4px 10px #0c244024,inset 0 1px #ffffff80;white-space:nowrap;transition:transform .2s ease,box-shadow .2s ease,filter .2s ease}#mobile-upgrade-btn:hover:not(:disabled){transform:translateY(-1px);filter:saturate(1.05);box-shadow:0 6px 12px #0c244029,inset 0 1px #ffffff85}#mobile-upgrade-btn:focus-visible{outline:2px solid color-mix(in srgb,var(--text-accent) 65%,#ffffff 35%);outline-offset:1px}html:is([data-theme=dark],[data-theme-effective=dark]) #mobile-upgrade-btn{border-color:#82ade159;background:linear-gradient(180deg,#ffffff24,#fff0) padding-box,linear-gradient(165deg,#2e58889e,#224874b8) border-box;color:#edf5ff}nav ul{display:none}.premium-pill:after{content:"Premium";margin-left:8px;font-size:.7rem;color:var(--text-accent);background:#2563eb1a;border:1px solid rgba(37,99,235,.3);padding:2px 6px;border-radius:999px}#premium-modal .premium-modal{border-radius:24px;background:var(--bg-primary);box-shadow:0 28px 60px #0f172a59;border:1px solid var(--border-primary)}.modal-close{position:absolute;top:18px;right:22px;background:transparent;border:none;font-size:1.5rem;color:var(--text-secondary);cursor:pointer;transition:color .2s ease}.modal-close:hover{color:var(--text-primary)}.premium-modal{max-width:720px!important;padding:var(--spacing-xl) var(--spacing-xxl);display:flex;flex-direction:column;gap:var(--spacing-lg);position:relative}.premium-modal-header{display:flex;flex-direction:column;gap:var(--spacing-sm);text-align:center}.premium-modal-header h2{margin:0;font-size:2rem;color:var(--text-primary)}.premium-modal-header p{margin:0 auto;color:var(--text-secondary);max-width:560px}.premium-badge{display:inline-flex;align-items:center;gap:.4rem;padding:4px 12px;border-radius:999px;font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;background:#2563eb1f;color:var(--accent-primary);border:1px solid rgba(37,99,235,.35);margin:0 auto}.premium-feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--spacing-md)}.premium-feature{display:flex;gap:var(--spacing-sm);padding:var(--spacing-md);border-radius:18px;background:#2563eb14;border:1px solid rgba(37,99,235,.16)}.premium-feature h3{margin:0 0 .25rem;font-size:1.05rem;color:var(--text-primary)}.premium-feature p{margin:0;font-size:.9rem;color:var(--text-secondary)}.feature-icon{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:14px;background:#2563eb1f;color:var(--accent-primary);flex-shrink:0}.premium-highlights{background:var(--bg-secondary);border:1px solid var(--border-primary);border-radius:20px;padding:var(--spacing-lg);display:flex;flex-direction:column;gap:var(--spacing-md)}.premium-highlights h3{margin:0;font-size:1.15rem;color:var(--text-primary)}.premium-highlight-list{margin:0;padding:0;list-style:none;display:grid;gap:var(--spacing-md)}.premium-highlight-list li{display:grid;grid-template-columns:auto 1fr;gap:var(--spacing-sm);align-items:start;color:var(--text-secondary)}.premium-highlight-list strong{display:block;color:var(--text-primary);font-weight:600}.premium-compare{display:flex;flex-direction:column;gap:var(--spacing-md)}.premium-compare h3{margin:0;font-size:1.15rem;color:var(--text-primary);text-align:center}.premium-compare-grid{display:grid;gap:var(--spacing-md);grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.compare-card{border-radius:18px;padding:var(--spacing-lg);background:var(--bg-secondary);border:1px solid var(--border-primary);display:flex;flex-direction:column;gap:var(--spacing-sm)}.compare-card.premium{background:linear-gradient(180deg,#2563eb29,#2563eb0d);border-color:#2563eb59}.compare-label{font-weight:600;color:var(--text-primary);text-transform:uppercase;font-size:.75rem;letter-spacing:.12em}.compare-card ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.6rem;color:var(--text-secondary)}.compare-card ul li:before{content:"•";color:var(--accent-primary);margin-right:.4rem}.premium-actions{display:flex;gap:var(--spacing-sm);flex-wrap:wrap;align-items:center;justify-content:center}.pricing-shell{max-width:1100px;margin:0 auto;padding:32px 28px 56px;position:relative;display:flex;flex-direction:column;min-height:100vh}.pricing-content{flex:1;display:flex;flex-direction:column;justify-content:center}.pricing-close{position:fixed;top:calc(24px + var(--app-safe-area-top));right:calc(24px + var(--app-safe-area-right));background:var(--bg-secondary);border:1px solid var(--border-primary);width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:50%;cursor:pointer;box-shadow:var(--shadow-sm);z-index:1100;transition:transform .2s ease,box-shadow .2s ease}.pricing-close:hover{background:var(--bg-hover)}.pricing-close:active{transform:scale(.94)}@media (max-width: 768px){.pricing-shell{padding:calc(96px + var(--app-safe-area-top)) clamp(16px,6vw,28px) clamp(48px,12vh,72px)}.pricing-close{width:38px;height:38px;right:calc(18px + var(--app-safe-area-right))}}@media (max-width: 480px){.pricing-close{top:calc(12px + var(--app-safe-area-top));right:calc(12px + var(--app-safe-area-right))}.pricing-shell{padding-left:clamp(12px,6vw,20px);padding-right:clamp(12px,6vw,20px)}.pricing-header{margin-bottom:18px}.pricing-toggle{margin:10px auto 24px}}html:is([data-theme=dark],[data-theme-effective=dark]) .pricing-close i{color:#ccc}html:is([data-theme=light],[data-theme-effective=light]) .pricing-close i{color:#333}#pricing-view .pricing-header{background:transparent!important;border:none!important;box-shadow:none!important;-webkit-backdrop-filter:none!important;backdrop-filter:none!important;padding:0;text-align:center;margin-bottom:24px;display:flex;flex-direction:column;align-items:center}.pricing-header h2{font-size:clamp(1.8rem,3.5vw,2.4rem);margin:0 0 6px}.pricing-sub{color:var(--text-secondary);font-size:1rem;margin:0}.pricing-top{margin-bottom:10px}.pricing-toggle{display:inline-flex;gap:8px;background:var(--bg-tertiary);border:1px solid var(--border-primary);border-radius:999px;padding:4px;align-items:center;justify-content:center}html:is([data-theme=light],[data-theme-effective=light]) .pricing-toggle{background:#fff;border-color:#e5e5e5}html:is([data-theme=dark],[data-theme-effective=dark]) .pricing-toggle{background:#2d2d2d;border-color:#505050}.pricing-toggle .toggle-btn{border:1px solid transparent;background:transparent;color:var(--text-primary);padding:8px 16px;border-radius:999px;font-weight:600;cursor:pointer}.pricing-toggle .toggle-btn.active{background:var(--text-accent);color:var(--text-on-accent)}.pricing-toggle{margin-top:8px}.pricing-toggle{margin:12px auto 28px;box-shadow:var(--shadow-sm);position:relative;z-index:1002}.pricing-header{position:relative;z-index:1001}.pricing-toggle .toggle-btn{font-size:.85rem;letter-spacing:.3px;line-height:1;display:inline-flex;align-items:center}.pricing-toggle .toggle-btn:hover{background:#0000000f}html:is([data-theme=dark],[data-theme-effective=dark]) .pricing-toggle .toggle-btn:hover{background:#ffffff0f}.pricing-toggle .toggle-btn:focus-visible{outline:2px solid var(--text-accent);outline-offset:2px}.pricing-toggle .toggle-btn.active{box-shadow:0 0 0 2px #2563eb59}html:is([data-theme=dark],[data-theme-effective=dark]) .pricing-close svg{stroke:#d6d6d6}html:is([data-theme=dark],[data-theme-effective=dark]) .pricing-close:hover svg{stroke:#fff}html:is([data-theme=light],[data-theme-effective=light]) .pricing-close svg{stroke:#222}html:is([data-theme=light],[data-theme-effective=light]) .pricing-close:hover svg{stroke:#000}.segmented-toggle{display:inline-flex;align-items:center;justify-content:center;gap:4px;padding:4px;border-radius:999px;border:1px solid var(--border-primary);background:var(--bg-tertiary);box-shadow:var(--shadow-sm);margin:12px auto 28px;position:relative;z-index:2000}.segmented-toggle input{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;opacity:0}.segmented-toggle label{padding:8px 20px;border-radius:999px;font-weight:600;cursor:pointer;-webkit-user-select:none;-moz-user-select:none;user-select:none;color:var(--text-secondary);border:1px solid transparent;transition:all .2s ease;font-size:.95rem;line-height:1.2}.segmented-toggle input:checked+label{background:var(--text-accent);color:var(--text-on-accent)!important;box-shadow:0 1px 3px #00000026}.segmented-toggle label:hover{color:var(--text-primary);background:#0000000d}html:is([data-theme=dark],[data-theme-effective=dark]) .segmented-toggle label:hover{background:#ffffff0d}html:is([data-theme=light],[data-theme-effective=light]) .segmented-toggle{background:#f2f2f7;border-color:#d1d1d6}html:is([data-theme=dark],[data-theme-effective=dark]) .segmented-toggle{background:#2c2c2e;border-color:#3a3a3c}.pricing-grid{display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));align-items:stretch}.plan-card{background:var(--bg-secondary);border:1px solid var(--border-primary);border-radius:20px;padding:22px 22px 26px;display:flex;flex-direction:column;position:relative;box-shadow:var(--shadow-sm);transition:box-shadow .25s,border-color .25s,transform .25s}.plan-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}.plan-card.plan-premium{border-color:var(--accent);box-shadow:0 4px 20px -2px #00000059,0 0 0 2px var(--accent-outline)}.plan-header h3{margin:0;font-size:1.25rem;font-weight:600}.plan-price{margin:.35rem 0 .75rem;font-size:1.1rem;font-weight:500}.plan-price.emphasis{font-size:1.25rem;font-weight:600;color:var(--accent)}.plan-support-copy{margin:0 0 .45rem;color:var(--text-secondary);font-size:.86rem;line-height:1.35}.plan-price-loading-note{display:none}.inline-plan-link{border:0;background:none;padding:0;margin:0;color:var(--text-accent);font:inherit;font-weight:700;text-decoration:underline;text-underline-offset:2px;cursor:pointer}.inline-plan-link:hover{color:var(--accent-dark)}.inline-plan-link:focus-visible{outline:2px solid var(--text-accent);outline-offset:2px;border-radius:4px}.plan-trial-note{margin:0 0 .75rem;color:var(--text-primary);font-size:.88rem;font-weight:600}.plan-card.plan-premium.is-pricing-loading #premium-price,.plan-card.plan-premium.is-pricing-loading .plan-period,.plan-card.plan-premium.is-pricing-loading #premium-yearly-equivalent,.plan-card.plan-premium.is-pricing-loading #premium-yearly-billing-note{visibility:hidden}.plan-card.plan-premium.is-pricing-loading .plan-price-loading-note{display:block}.plan-card.plan-premium .plan-cta .premium-cta-btn{position:relative;overflow:hidden;border:1px solid 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58%,#234f79) border-box;color:#f3f8ff}.plan-period{opacity:.65;font-size:.85em}.plan-badge{position:absolute;top:14px;right:14px;background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:var(--text-on-accent);font-size:.65rem;padding:4px 8px;border-radius:999px;letter-spacing:.5px;font-weight:600;box-shadow:0 2px 8px -2px #0006}.plan-features{list-style:none;margin:0 0 18px;padding:0;flex-grow:1;display:flex;flex-direction:column;gap:10px}.plan-features li{display:flex;gap:10px;align-items:flex-start;font-size:.9rem;line-height:1.3}.plan-features i{width:18px;height:18px;color:var(--accent);flex-shrink:0}.plan-cta{display:flex;flex-direction:column;gap:10px;margin-top:auto}.plan-cta button{width:100%}.pricing-footer{text-align:center;margin-top:42px;font-size:.75rem;color:var(--text-secondary)}.pricing-note{max-width:600px;margin:0 auto}@media (prefers-color-scheme: dark){.plan-card.plan-premium{box-shadow:0 4px 24px -4px #000000b3,0 0 0 2px var(--accent-outline)}.plan-badge{color:var(--text-on-accent)}}.btn{border:1px solid var(--border-primary);border-radius:var(--border-radius-md);padding:.75rem 1.2rem;font-weight:600;cursor:pointer;transition:var(--transition)}.btn-primary{border-color:transparent}html:is([data-theme=light],[data-theme-effective=light]) .btn-primary{background:#111;color:#fff}html:is([data-theme=dark],[data-theme-effective=dark]) .btn-primary{background:#fff;color:#111}html:is([data-theme=light],[data-theme-effective=light]) .btn-primary:hover{background:#000}html:is([data-theme=dark],[data-theme-effective=dark]) .btn-primary:hover{background:#f2f2f2}.btn-secondary{background:var(--bg-secondary);color:var(--text-primary)}.btn-secondary:hover{background:var(--bg-hover)}.btn-link{background:none;border:none;color:var(--accent-primary);font-weight:500;text-decoration:underline;cursor:pointer}.btn-link:hover{color:var(--accent-primary-dark, #1f4fd8)}.premium-cta-copy{margin-top:var(--spacing-md);margin-bottom:var(--spacing-sm);padding:var(--spacing-md);border-radius:18px;background:linear-gradient(135deg,#2563eb29,#2563eb0d);border:1px solid rgba(37,99,235,.2);color:var(--text-primary);display:flex;flex-direction:column;gap:.4rem;text-align:left;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease}.premium-cta-copy:hover,.premium-cta-copy:focus-visible{transform:translateY(-2px);box-shadow:0 12px 32px #2563eb40;outline:none}.premium-cta-title{font-size:1rem;font-weight:600;display:block}.premium-cta-text{font-size:.85rem;color:var(--text-secondary)}.premium-cta-link{font-size:.8rem;color:var(--accent-primary);font-weight:500}.user-profile-container .btn-premium{width:100%}.page-title{text-align:center;margin-bottom:var(--spacing-xl)}.page-title h2{font-size:2.25rem;font-weight:700;color:var(--text-primary);margin-bottom:var(--spacing-sm)}.page-title p{color:var(--text-secondary);font-size:1.1rem;max-width:600px;margin:0 auto}@media (max-width: 900px){#stories-view .page-title,#practice-view .page-title{margin-bottom:var(--spacing-sm);padding-inline:var(--spacing-xs)}}.level-selector-container{margin-bottom:var(--spacing-xl);display:flex;justify-content:center;width:100%;padding:4px 8px;box-sizing:border-box}.level-selector{margin-bottom:var(--spacing-xl);display:flex;justify-content:center;gap:var(--spacing-sm);flex-wrap:nowrap;white-space:nowrap;align-items:center}.level-selector button{background:var(--bg-secondary);border:1px solid var(--border-primary);color:var(--text-secondary);font-weight:500;padding:8px 12px;border-radius:var(--border-radius-sm);cursor:pointer;transition:var(--transition);font-size:clamp(12px,1.6vw,14px);box-shadow:var(--shadow-sm);flex:0 0 auto}.level-selector button:hover{background:var(--bg-hover);color:var(--text-primary);border-color:var(--border-secondary)}.level-selector button.active{background:var(--text-accent);color:var(--text-on-accent);border-color:var(--text-accent);font-weight:600}#level-selector{list-style:none;padding:var(--spacing-xs);display:flex;justify-content:center;gap:var(--spacing-sm);margin:0;background:var(--bg-secondary);border-radius:var(--border-radius);box-shadow:var(--shadow-sm);border:1px solid var(--border-primary);overflow:visible}#level-selector button{background:transparent;border:none;color:var(--text-secondary);font-weight:500;padding:8px 12px;border-radius:var(--border-radius-sm);cursor:pointer;transition:var(--transition);font-size:clamp(12px,1.6vw,14px);white-space:nowrap;flex:0 0 auto}#level-selector button:hover{background:var(--bg-hover);color:var(--text-primary)}#level-selector button.active{background:var(--bg-tertiary);color:var(--text-accent);font-weight:600;box-shadow:inset 0 2px 4px #00000008}@media (max-width: 480px){.level-selector{gap:6px}.level-selector button,#level-selector button{padding:6px 8px;font-size:clamp(11px,3.8vw,13px)}.level-selector-container{padding:2px 6px}}@media (max-width: 340px){.level-selector-container{overflow-x:auto;-webkit-overflow-scrolling:touch}.level-selector{justify-content:flex-start;padding-left:6px}.level-selector-container::-webkit-scrollbar{height:8px}.level-selector-container::-webkit-scrollbar-thumb{background:#00000014;border-radius:999px}}#search-container{margin-bottom:var(--spacing-xl)}#search-form{max-width:700px;margin:0 auto}.search-input-container{position:relative;display:flex;align-items:center}#search-input{width:100%;padding:var(--spacing-md) var(--spacing-lg);border:1px solid var(--border-primary);background:var(--bg-secondary);border-radius:var(--border-radius);font-size:1rem;color:var(--text-primary);font-weight:500;transition:var(--transition);box-shadow:var(--shadow-sm)}#search-input:focus{outline:none;border-color:var(--border-focus);box-shadow:0 0 0 3px 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select:hover{border-color:var(--border-secondary)}.controls select:focus{outline:none;border-color:var(--border-focus);box-shadow:0 0 0 3px #2563eb1a}#vocabulary-container{display:flex;flex-direction:column;gap:10px;margin-bottom:var(--spacing-lg)}.word-item{background:var(--bg-secondary);border-radius:var(--border-radius);padding:var(--spacing-md) var(--spacing-lg);padding-right:calc(var(--spacing-lg) + 56px);padding-bottom:calc(var(--spacing-md) + 8px);box-shadow:var(--shadow-sm);transition:var(--transition);border:1px solid 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.word-count{color:var(--text-secondary);font-size:.9rem;margin-bottom:var(--spacing-md)}.list-card .preview-words{font-size:.85rem;color:var(--text-muted);font-style:italic}.list-header{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:var(--spacing-md);margin-bottom:var(--spacing-xl);padding:var(--spacing-md) var(--spacing-lg);background:var(--bg-secondary);border-radius:var(--border-radius);box-shadow:var(--shadow-sm);border:1px solid var(--border-primary)}.list-header h3{margin:0;justify-self:center;text-align:center;color:var(--text-primary);font-size:clamp(1.1rem,1.9vw,1.35rem)}.list-actions{display:flex;gap:8px;justify-self:end}#back-to-lists,#study-list,#delete-list{display:inline-flex;align-items:center;gap:8px;border-radius:12px;font-weight:600;min-height:38px;padding-inline:14px;transition:background-color .18s ease,border-color .18s ease,transform .18s ease}#back-to-lists i,#study-list i,#delete-list 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a.active{color:var(--text-accent);background-color:var(--bg-tertiary);font-weight:600}.btn-primary:focus-visible,.btn-secondary:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--border-focus);outline-offset:2px}.sidebar-nav a:focus-visible{outline:2px solid var(--border-focus);outline-offset:-2px}.skip-link{position:absolute;top:-40px;left:6px;background:var(--bg-secondary);color:var(--text-primary);padding:8px;text-decoration:none;border-radius:var(--border-radius-sm);z-index:9999;transition:top .3s ease}.skip-link:focus{top:6px}@media (prefers-reduced-motion: reduce){*{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.view,.sidebar{transition:none}header{transition:none}}@media (prefers-contrast: high){:root{--border-primary: #000000;--text-secondary: #000000;--bg-hover: #e0e0e0}}@media (prefers-color-scheme: dark){:root{--bg-primary: 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span:after{font-size:.6rem}}@media (max-width: 322px){header{padding:2px calc(3px + var(--app-safe-area-right)) 2px calc(3px + var(--app-safe-area-left));gap:2px}.logo h1{font-size:.74rem}.logo .logo-icon{width:22px;height:22px;flex-basis:22px}header .sidebar-toggle,header .header-actions button{min-width:27px;min-height:26px;height:26px;padding:1px 4px}header .sidebar-toggle i,header .sidebar-toggle svg,header .header-actions i,header .header-actions svg{width:16px;height:16px}#mobile-upgrade-btn{max-width:70px;padding:0 5px!important}#mobile-upgrade-btn span:after{font-size:.56rem}}@media (min-width: 901px){.controls{display:flex}.header-actions,.settings-panel{display:none!important}}html:is([data-theme=dark],[data-theme-effective=dark]) header{background:#2d2d2dd9}html:is([data-theme=light],[data-theme-effective=light]) header{background:#ffffffd9}html[data-theme-effective=light]{--bg-primary: #f7f7f8;--bg-secondary: #ffffff;--bg-tertiary: #eef2f7;--bg-hover: #f2f2f2;--bg-active: 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header{background:#ffffffd9}html[data-theme-effective=dark] .settings-panel select,html[data-theme-effective=dark] .controls select,html[data-theme-effective=dark] .form-group select,html[data-theme-effective=dark] .filter-group select,html[data-theme-effective=dark] .form-group input[type=number]{background-color:var(--bg-tertiary);color:var(--text-primary);border-color:var(--border-secondary)}html[data-theme-effective=light] #study-view .scope-item-header input[type=checkbox]{-moz-appearance:auto;appearance:auto;-webkit-appearance:checkbox;background:initial;border:1px solid var(--border-primary);accent-color:var(--text-accent)}.theme-toggle{display:inline-flex;align-items:center;justify-content:center;gap:6px;width:38px;height:38px;padding:6px;border:1px solid var(--border-primary);background:var(--bg-secondary);border-radius:999px;color:var(--text-secondary);box-shadow:var(--shadow-sm);transition:var(--transition)}.theme-toggle:hover{background:var(--bg-hover);color:var(--text-primary);border-color:var(--border-secondary)}.theme-toggle i{width:20px;height:20px}html[data-theme-effective=dark] #study-view .scope-item-header input[type=checkbox]{-moz-appearance:none;appearance:none;-webkit-appearance:none;width:18px;height:18px;border-radius:4px;border:1px solid var(--border-secondary);background:linear-gradient(180deg,#2f2f2f,#262626);position:relative;display:inline-block;vertical-align:middle;box-shadow:inset 0 1px #ffffff08}html[data-theme-effective=dark] #study-view .scope-item-header input[type=checkbox]:hover{border-color:var(--border-primary)}html[data-theme-effective=dark] #study-view .scope-item-header input[type=checkbox]:focus{outline:none;box-shadow:0 0 0 3px #2563eb40}html[data-theme-effective=dark] #study-view .scope-item-header input[type=checkbox]:checked{background:var(--text-accent);border-color:var(--text-accent)}html[data-theme-effective=dark] #study-view .scope-item-header input[type=checkbox]:checked:after{content:"";position:absolute;left:5px;top:2px;width:4px;height:8px;border:solid var(--text-on-accent);border-width:0 2px 2px 0;transform:rotate(45deg)}html[data-theme-effective=dark] .option-button.correct{background:#16a34a2e;color:#d1fae5;border-color:#16a34a}html[data-theme-effective=dark] .option-button.incorrect{background:#ef44442e;color:#fecaca;border-color:#ef4444}html[data-theme-effective=dark] .feedback.correct{background-color:#16a34a2e;color:#a7f3d0}html[data-theme-effective=dark] .feedback.incorrect{background-color:#ef44442e;color:#fecaca}html[data-theme-effective=dark] .results-list li.correct{background-color:#16a34a26;border-left-color:#16a34a}html[data-theme-effective=dark] .results-list li.incorrect{background-color:#ef444426;border-left-color:#ef4444}.modal{position:fixed;z-index:1001;left:0;top:0;width:100%;height:100%;overflow:auto;background-color:#00000080;display:flex;align-items:center;justify-content:center}body.modal-open{overflow:hidden!important}.modal-content{background-color:var(--bg-secondary);margin:auto;padding:20px;border:1px solid var(--border-primary);width:80%;max-width:700px;border-radius:var(--border-radius-lg);box-shadow:var(--shadow-lg);position:relative}#typing-test-modal .modal-content,#article-quiz-modal .modal-content{max-width:720px;width:min(94vw,720px);border-radius:22px;border:1px solid color-mix(in srgb,var(--border-primary) 82%,transparent);background:var(--bg-secondary);box-shadow:0 22px 44px #0000002e,0 5px 12px #00000014;padding:18px 18px 16px;overflow:visible}.modal #typing-test-root,.modal #article-quiz-root{display:flex;justify-content:center}.quick-quiz{display:grid;gap:14px;width:min(100%,640px);margin-inline:auto;padding-right:0}.quick-quiz-top{display:grid;gap:9px;padding-right:56px}.quick-quiz-topline{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}.quick-quiz-heading{min-width:0;display:grid;gap:2px}.quick-quiz-kicker{margin:0;font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted)}.quick-quiz-title{margin:0;font-size:1.34rem;font-weight:800;letter-spacing:-.01em;color:var(--text-primary)}.quick-quiz-progress{display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;min-width:58px;padding:5px 11px;border-radius:999px;font-size:.78rem;font-weight:700;color:var(--text-accent);background:color-mix(in srgb,var(--text-accent) 10%,var(--bg-secondary) 90%);border:1px solid color-mix(in srgb,var(--text-accent) 36%,var(--border-primary) 64%)}.quick-quiz-progress-bar{height:6px;border-radius:999px;background:color-mix(in srgb,var(--border-primary) 60%,transparent);overflow:hidden}.quick-quiz-progress-bar>span{display:block;height:100%;width:0;background:linear-gradient(90deg,color-mix(in srgb,var(--text-accent) 92%,white 8%),color-mix(in srgb,var(--text-accent) 70%,white 30%));transition:width .2s ease}.quick-quiz-card{display:grid;gap:14px;padding:16px 15px;border-radius:16px;border:1px solid color-mix(in srgb,var(--border-primary) 82%,transparent);background:color-mix(in srgb,var(--bg-secondary) 90%,var(--bg-tertiary) 10%)}.typing-translate-row,.article-quiz-header-row{display:flex;align-items:flex-start;gap:10px}.quick-quiz .typing-save-container{flex-shrink:0}.quick-quiz .typing-save-container .save-icon{width:20px;height:20px;color:var(--text-muted)}.quick-quiz .lists-popup{width:min(240px,calc(100vw - 24px));max-width:calc(100vw - 24px)}.quick-quiz-prompt-wrap{flex:1}.quick-quiz-prompt{margin:0;color:var(--text-primary);line-height:1.5;font-size:1.03rem}.quick-quiz-prompt strong{font-weight:800;color:var(--text-accent)}.quick-quiz .translation{margin:.35rem 0 0;color:var(--text-muted);font-size:.92rem}.quick-quiz-input-row{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:10px}.quick-quiz-input{min-height:46px;border-radius:13px;border:1px solid color-mix(in srgb,var(--border-primary) 84%,transparent);background:var(--bg-primary);color:var(--text-primary);padding:11px 13px;font-size:1rem}.quick-quiz-input:focus{outline:0;border-color:color-mix(in srgb,var(--text-accent) 58%,var(--border-primary) 42%);box-shadow:0 0 0 3px color-mix(in srgb,var(--text-accent) 20%,transparent)}.quick-quiz-btn{flex:0 0 auto;min-height:46px;min-width:108px;border-radius:13px;font-weight:700;box-shadow:none}.quick-quiz-btn--primary{background:color-mix(in srgb,var(--text-accent) 92%,#0c2347 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90%)}.quick-quiz-feedback{min-height:36px;color:var(--text-secondary);font-size:.95rem;line-height:1.45;border-radius:10px;padding:7px 10px;border:1px solid transparent;background:transparent}.quick-quiz-feedback:empty{padding:0;min-height:16px}.quick-quiz-feedback.is-correct{border-color:#22c55e59;background:#22c55e1a}.quick-quiz-feedback.is-incorrect{border-color:#ef444459;background:#ef44441a}.quick-quiz-feedback.is-note{border-color:color-mix(in srgb,var(--text-accent) 35%,var(--border-primary) 65%);background:color-mix(in srgb,var(--text-accent) 9%,transparent)}.quick-quiz-actions{display:flex;justify-content:flex-end;gap:10px}.quick-quiz-actions--wrap{flex-wrap:wrap}.quick-quiz-actions .quick-quiz-btn{min-width:132px}.quick-quiz-score{font-size:.96rem;color:var(--text-primary);padding-top:2px;font-weight:600}.quick-quiz-followup{padding:12px;border-radius:12px;border:1px solid var(--border-primary);background:var(--bg-secondary)}.quick-quiz-followup p{margin:0 0 8px;color:var(--text-secondary)}.quick-quiz-status{font-weight:800}.quick-quiz-status--ok{color:var(--success)}.quick-quiz-status--bad{color:var(--danger)}.quick-quiz-note{color:var(--text-secondary);font-weight:600}.final-feedback{padding:11px 13px;border-radius:10px;border:1px solid color-mix(in srgb,var(--border-primary) 84%,transparent);background:color-mix(in srgb,var(--bg-tertiary) 80%,var(--bg-secondary) 20%)}html:is([data-theme=dark],[data-theme-effective=dark]) .quick-quiz-card{background:color-mix(in srgb,var(--bg-secondary) 86%,#0b1020 14%);border-color:color-mix(in srgb,var(--border-primary) 70%,transparent)}html:is([data-theme=dark],[data-theme-effective=dark]) .quick-quiz-progress{background:color-mix(in srgb,var(--text-accent) 22%,#0b2922 78%);border-color:color-mix(in srgb,var(--text-accent) 38%,transparent)}html:is([data-theme=dark],[data-theme-effective=dark]) .quick-quiz-choice{background:color-mix(in srgb,var(--bg-tertiary) 68%,#0d1324 32%)}html:is([data-theme=dark],[data-theme-effective=dark]) .quick-quiz-input{background:color-mix(in srgb,var(--bg-primary) 78%,#0b2922 22%)}html:is([data-theme=dark],[data-theme-effective=dark]) .quick-quiz-btn--ghost{background:color-mix(in srgb,var(--bg-secondary) 72%,#0b2922 28%);border-color:color-mix(in srgb,var(--border-primary) 76%,transparent)}@media (max-width: 640px){#typing-test-modal .modal-content,#article-quiz-modal .modal-content{width:min(96vw,720px);padding:14px;border-radius:14px}.quick-quiz-top{padding-right:52px}.quick-quiz-kicker{font-size:.68rem}.quick-quiz-title{font-size:1.16rem}.quick-quiz-choice-grid{grid-template-columns:1fr}.quick-quiz-actions{flex-wrap:wrap}.quick-quiz-actions .btn{flex:1 1 140px}}@media (max-width: 480px){.quick-quiz-top{padding-right:50px}.quick-quiz-input-row{grid-template-columns:1fr}.quick-quiz-btn{width:100%}.quick-quiz-prompt{font-size:1rem}}#confirm-modal-confirm{background:transparent;color:var(--danger);border:1px solid 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var(--text-accent)}html:is([data-theme=dark],[data-theme-effective=dark]) #auth-modal-content button.w-full[type=button],html:is([data-theme=dark],[data-theme-effective=dark]) #auth-modal-content button.w-full[type=submit]{background-color:#fff;color:#1f1f1f}#auth-modal-content button[type=button]:not([aria-label=Close]):not(.gsi-material-button):not(.w-full){width:auto!important;background:transparent!important;padding:0!important;color:var(--text-accent);font-size:inherit;font-weight:500;border:none;box-shadow:none}#auth-modal-content .space-y-3>*+*{margin-top:.75rem}#auth-modal-content .space-y-4>*+*{margin-top:1rem}#auth-modal-content .mt-5{margin-top:1.25rem}#auth-modal-content .mt-2{margin-top:.5rem}#auth-modal-content .mt-1{margin-top:.25rem}#auth-modal-content .rounded-2xl{border-radius:1rem}#auth-modal-content .border-\[var\(--border-secondary\)\]{border:1px solid var(--border-secondary)}#auth-modal-content 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.auth-modal-message-body{margin-top:.25rem;color:var(--text-secondary);line-height:1.45}#auth-modal-content .auth-modal-message--success{border-color:#10b98159;background:#10b9811a}#auth-modal-content .auth-modal-message--warning{border-color:#f59e0b59;background:#f59e0b1a}#auth-modal-content .auth-modal-message--error{border-color:#ef444459;background:#ef44441a}#auth-modal-content .auth-resend-wrap{margin-top:.75rem}#auth-modal-content .auth-resend-btn{width:100%;border-radius:.85rem;border:1px solid var(--border-secondary);background:var(--bg-tertiary);padding:.65rem .85rem;color:var(--text-primary);font-size:.875rem;font-weight:600;transition:border-color .2s ease,background-color .2s ease,opacity .2s ease}#auth-modal-content .auth-resend-btn:hover:not(:disabled){border-color:var(--text-accent)}#auth-modal-content .auth-resend-btn:disabled{cursor:not-allowed;opacity:.7}#auth-modal-content .auth-resend-hint{margin-top:.35rem;font-size:.75rem;color:var(--text-secondary)}#auth-modal-content .gsi-material-button{background-color:#fff;border:1px solid #dadce0;border-radius:20px}#auth-modal-content .gsi-material-button:hover{box-shadow:0 1px 2px #3c40434d,0 1px 3px 1px #3c404326;border-color:#c9ccd1}#auth-modal-content .gsi-material-button .gsi-material-button-state{border-radius:20px}html:is([data-theme=dark],[data-theme-effective=dark]) #auth-modal-content .gsi-material-button{background-color:#131314;border:1px solid #8e918f;color:#e3e3e3}html:is([data-theme=dark],[data-theme-effective=dark]) #auth-modal-content .gsi-material-button:hover{box-shadow:0 1px 2px #0006,0 1px 3px 1px #00000040;border-color:#a6a9a7}#auth-modal-content .gsi-material-button .gsi-material-button-content-wrapper{justify-content:center;padding-left:44px;padding-right:16px}#auth-modal-content .gsi-material-button .gsi-material-button-icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);margin-right:0}.context-origin-highlight{background-color:var(--tts-highlight-bg);border-radius:var(--border-radius-sm);transition:background-color .3s ease,box-shadow .3s ease;box-shadow:0 0 0 1px #2563eb33}html:is([data-theme=dark],[data-theme-effective=dark]){--tts-highlight-bg: rgba(191, 219, 254, .32)}html:is([data-theme=dark],[data-theme-effective=dark]) .context-origin-highlight{box-shadow:0 0 0 1px #93c5fd59}html:is([data-theme=dark],[data-theme-effective=dark]) .context-origin-highlight .story-vocab[data-story-type=supplied]{color:#bfdbfe;border-bottom-color:#bfdbfeb8}html:is([data-theme=dark],[data-theme-effective=dark]) .context-origin-highlight .story-vocab[data-story-type=supplied]:hover,html:is([data-theme=dark],[data-theme-effective=dark]) .context-origin-highlight .story-vocab[data-story-type=supplied].story-vocab-active,html:is([data-theme=dark],[data-theme-effective=dark]) .context-origin-highlight .story-vocab[data-story-type=supplied]:focus-visible{color:#a5f3fc;border-bottom-color:#a5f3fceb}.example-origin-link{background:none;border:none;padding:0;font:inherit;color:var(--text-accent);cursor:pointer;text-decoration:underline}.example-origin-link:hover{text-decoration:none}.user-profile-wrapper{position:relative;width:100%}.user-profile-trigger{display:flex;align-items:center;gap:var(--spacing-sm);width:100%;padding:var(--spacing-sm);background:transparent;border:1px solid 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var(--border-primary);border-radius:var(--border-radius);box-shadow:var(--shadow-lg);padding:var(--spacing-xs);z-index:50;animation:slideUpFade .2s ease-out}@keyframes slideUpFade{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.popup-menu-item{display:flex;align-items:center;gap:var(--spacing-sm);width:100%;padding:var(--spacing-sm);border:none;background:transparent;color:var(--text-primary);font-size:.9rem;text-align:left;cursor:pointer;border-radius:var(--border-radius-sm);transition:var(--transition)}.popup-menu-item:hover{background:var(--bg-hover)}.popup-menu-item.danger{color:var(--error)}.popup-menu-item.danger:hover{background:#fef2f2}.popup-divider{height:1px;background:var(--border-primary);margin:var(--spacing-xs) 0}html[data-theme=dark] .popup-menu-item.danger:hover{background:#ef44441a}.account-card{transition:transform .2s ease,box-shadow .2s ease}.account-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.account-value{font-family:monospace}@media (max-width: 900px){body{padding-top:var(--mobile-header-height, 48px)}header{position:fixed;top:0;left:0;right:0;width:100%;flex-wrap:wrap;align-items:center;z-index:1000}header .controls{display:none!important}header .header-actions{display:flex!important}header #theme-toggle,header .theme-toggle{display:none!important}header .settings-panel{position:absolute;top:100%;left:0;right:0;background:var(--bg-secondary);border-bottom:1px solid var(--border-primary);box-shadow:var(--shadow-md);padding:var(--spacing-lg);display:flex;flex-direction:column;gap:var(--spacing-lg);transform:translateY(-10px);opacity:0;visibility:hidden;pointer-events:none;transition:transform .25s ease,opacity .25s ease,visibility .25s ease;z-index:99}header .settings-panel.open{transform:translateY(0);opacity:1;visibility:visible;pointer-events:auto}header .mobile-topnav{display:flex!important}}@media (min-width: 901px){body{padding-top:0}header{position:sticky;top:0;flex-wrap:nowrap;z-index:100}header .controls{display:flex}header .header-actions{display:none!important}header .settings-panel{display:none!important}header .mobile-topnav{display:none!important}}body.tour-active{overflow:hidden}.tour-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:10000;pointer-events:none;opacity:0;transition:opacity .3s ease}.tour-overlay.show{opacity:1;pointer-events:auto}.tour-backdrop{position:absolute;top:0;right:0;bottom:0;left:0;background:transparent;-webkit-backdrop-filter:none;backdrop-filter:none}.tour-spotlight{position:absolute;border-radius:var(--border-radius-md);box-shadow:0 0 0 9999px #0009;transition:all .3s ease;pointer-events:none}.tour-overlay.has-highlight .tour-spotlight{box-shadow:0 0 0 9999px #0009,0 0 0 4px var(--accent-primary),0 0 20px 8px #2563eb4d}.tour-tooltip{position:fixed;z-index:10001;width:320px;max-width:calc(100vw - 24px);padding:20px;background:var(--bg-primary);border:1px solid var(--border-primary);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-lg);opacity:0;transform:scale(.95);transition:opacity .3s ease,transform .3s ease}.tour-tooltip.show{opacity:1;transform:scale(1)}.tour-tooltip:before{content:"";position:absolute;width:12px;height:12px;background:var(--bg-primary);border:1px solid var(--border-primary);transform:rotate(45deg)}.tour-tooltip.position-right:before{left:-7px;top:50%;margin-top:-6px;border-right:none;border-top:none}.tour-tooltip.position-left:before{right:-7px;top:50%;margin-top:-6px;border-left:none;border-bottom:none}.tour-tooltip.position-bottom:before{top:-7px;left:50%;margin-left:-6px;border-bottom:none;border-right:none}.tour-tooltip.position-top:before{bottom:-7px;left:50%;margin-left:-6px;border-top:none;border-left:none}.tour-close{position:absolute;top:12px;right:12px;width:28px;height:28px;border:none;background:transparent;font-size:1.4rem;color:var(--text-secondary);cursor:pointer;border-radius:var(--border-radius-sm);transition:var(--transition);display:flex;align-items:center;justify-content:center}.tour-close:hover{background:var(--bg-hover);color:var(--text-primary)}.tour-title{margin:0 0 8px;font-size:1.1rem;font-weight:600;color:var(--text-primary);padding-right:28px}.tour-description{margin:0 0 16px;font-size:.95rem;color:var(--text-secondary);line-height:1.5}.tour-footer{display:flex;justify-content:space-between;align-items:center;gap:12px}.tour-progress{font-size:.85rem;color:var(--text-muted)}.tour-actions{display:flex;gap:8px}.tour-btn{padding:8px 16px;border-radius:var(--border-radius-sm);font-size:.9rem;font-weight:500;cursor:pointer;transition:var(--transition)}.tour-btn-skip{background:transparent;border:none;color:var(--text-secondary)}.tour-btn-skip:hover{color:var(--text-primary);text-decoration:underline}.tour-btn-primary{background:var(--accent-primary);color:var(--text-on-accent);border:none}.tour-btn-primary:hover{background:var(--accent-primary-dark, #1f4fd8)}html:is([data-theme=dark],[data-theme-effective=dark]) .tour-tooltip{box-shadow:0 8px 32px #00000080}html:is([data-theme=dark],[data-theme-effective=dark]) .tour-backdrop{background:transparent}.tour-target-active{position:relative;z-index:10002}@media (max-width: 900px){.tour-tooltip{width:calc(100vw - 32px);max-width:360px;padding:16px}.tour-title{font-size:1rem}.tour-description{font-size:.9rem}.tour-footer{flex-wrap:wrap}.tour-progress{order:1;width:100%;text-align:center;margin-top:8px}.tour-actions{flex:1;justify-content:space-between}}#stories-view,#practice-view,#grammar-view{--surface-1: var(--bg-secondary);--surface-2: var(--bg-primary);--surface-border: var(--border-primary);--surface-border-soft: color-mix( in srgb, var(--border-primary) 85%, transparent );--surface-shadow: none;--surface-shadow-soft: none}html:is([data-theme=dark],[data-theme-effective=dark]) #stories-view,html:is([data-theme=dark],[data-theme-effective=dark]) #practice-view,html:is([data-theme=dark],[data-theme-effective=dark]) #grammar-view{--surface-1: var(--bg-secondary);--surface-2: var(--bg-primary);--surface-border: var(--border-primary);--surface-border-soft: rgba(255, 255, 255, .08);--surface-shadow: none;--surface-shadow-soft: none}#stories-view .page-title h2,#practice-view .page-title h2,#grammar-view .page-title h2{background:none;-webkit-text-fill-color:unset;color:var(--text-primary)}#stories-view .page-title,#practice-view .page-title,#grammar-view .page-title{padding-bottom:0;border-bottom:none}#stories-view .stories-controls-card{background:transparent;border:1px solid var(--surface-border-soft);border-radius:12px;box-shadow:none;padding:var(--spacing-lg)}#stories-view .stories-controls-actions .btn{border-radius:10px;height:40px;padding:0 14px;box-shadow:none;display:inline-flex;align-items:center;justify-content:center;line-height:1;gap:8px}#stories-view .stories-controls-actions .btn span{line-height:1}#stories-view .stories-controls-actions .btn i,#stories-view .stories-controls-actions .btn svg{vertical-align:middle}#stories-view .stories-controls-actions .btn.btn-primary{border:1px solid transparent}#stories-view .stories-controls-actions .btn.btn-secondary{background:transparent;border:1px solid var(--surface-border-soft)}html[data-theme-effective=light] #stories-view .stories-controls-actions .btn.btn-primary{background:#111;color:#fff}html[data-theme-effective=dark] #stories-view .stories-controls-actions .btn.btn-primary{background:#fff;color:#111}#stories-view .stories-sidebar,#practice-view .stories-sidebar{background:transparent;border:1px solid var(--surface-border-soft);border-radius:8px;box-shadow:none;padding:12px}#stories-view .stories-list,#practice-view .stories-list{gap:0}#stories-view .story-list-item,#practice-view .story-list-item{background:transparent;border:none;border-bottom:1px solid var(--surface-border-soft);border-radius:6px;box-shadow:none;padding:14px 10px}#stories-view .story-list-item:last-child,#practice-view .story-list-item:last-child{border-bottom:none}#stories-view .story-list-item:hover,#practice-view .story-list-item:hover{background:var(--bg-hover);border-color:var(--surface-border-soft)}#stories-view .story-list-item.active,#practice-view .story-list-item.active{background:color-mix(in srgb,var(--text-accent) 6%,transparent)}#stories-view .story-list-item.preview-item,#practice-view .story-list-item.preview-item{background:color-mix(in srgb,var(--text-accent) 4%,transparent)}#stories-view .story-list-title,#practice-view .story-list-title{font-size:.98rem;font-weight:600;letter-spacing:.01em}#stories-view .story-list-summary,#practice-view .story-list-summary{margin-top:6px;font-size:.9rem;line-height:1.45;color:var(--text-secondary)}#stories-view .story-list-meta,#practice-view .story-list-meta,#stories-view .story-list-footer,#practice-view .story-list-footer{font-size:.78rem;color:var(--text-muted)}#stories-view .story-viewer-container,#practice-view .story-viewer-container{background:transparent;border:none;border-radius:0;box-shadow:none;padding:0}#stories-view .story-viewer,#practice-view .story-viewer{padding:0}#stories-view .story-empty,#practice-view .story-empty,#stories-view .story-generation,#practice-view 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.story-section,#practice-view .story-section{border-top:none}#stories-view .bilingual-pair,#practice-view .bilingual-pair{padding-block:.55rem .7rem}#stories-view .bilingual-pair+.bilingual-pair,#practice-view .bilingual-pair+.bilingual-pair{border-top:1px solid var(--surface-border-soft)}#stories-view .bilingual-german,#practice-view .bilingual-german{margin:0}#stories-view .bilingual-translation,#practice-view .bilingual-translation{margin:.32rem 0 0;padding:.42rem .62rem;border-inline-start:3px solid var(--accent-color, var(--primary-color));border-radius:0 8px 8px 0;background:var(--bg-tertiary);color:var(--text-primary);font-size:.98em;line-height:1.58;pointer-events:none}#stories-view .story-section+.story-section,#practice-view .story-section+.story-section{border-top:1px solid var(--surface-border-soft);padding-top:var(--spacing-md)}#stories-view .story-actions,#practice-view .story-actions{background:transparent;border:1px solid var(--surface-border-soft);border-radius:8px;padding:4px;box-shadow:none}#stories-view .story-actions .btn,#practice-view .story-actions .btn{height:32px;min-width:32px;border-radius:6px;font-size:.85rem}#stories-view .story-audio-controls,#practice-view .story-audio-controls{border-right:1px solid var(--surface-border-soft);padding-right:8px;margin-right:4px}#practice-view{--pc-surface: color-mix( in srgb, var(--surface-1) 94%, var(--bg-secondary) 6% );--pc-surface-alt: color-mix( in srgb, var(--surface-2) 90%, var(--surface-1) 10% );--pc-border: color-mix(in srgb, var(--surface-border) 84%, transparent);--pc-border-soft: color-mix( in srgb, var(--surface-border-soft) 88%, transparent );--pc-text-muted: color-mix( in srgb, var(--text-muted) 84%, var(--text-secondary) 16% );--pc-focus: color-mix(in srgb, var(--text-accent) 18%, transparent)}#practice-view .tabs{gap:8px;padding:0 0 10px;border-bottom:1px solid 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var(--app-safe-area-top));padding-right:calc(24px + var(--app-safe-area-right));padding-bottom:calc(24px + var(--app-safe-area-bottom));padding-left:calc(24px + var(--app-safe-area-left))}@media (max-width: 900px){html.native-shell body>header{padding-top:calc(4px + var(--app-safe-area-top))}html.native-shell .sidebar{padding-top:var(--app-safe-area-top);padding-left:var(--app-safe-area-left);box-sizing:border-box}}@media (min-width: 901px){html.native-shell body>header{padding-right:calc(var(--spacing-lg) + var(--app-safe-area-right));padding-left:calc(var(--spacing-lg) + var(--app-safe-area-left))}}@media (max-width: 405px){html.native-shell body>header{padding-top:calc(3px + var(--app-safe-area-top))}}@media (max-width: 352px){html.native-shell body>header{padding-top:calc(2px + var(--app-safe-area-top))}}html.native-shell,html.native-shell *{scrollbar-width:none!important;-ms-overflow-style:none!important}html.native-shell 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88%,transparent);border-radius:0;overflow:hidden;overscroll-behavior:contain;background:color-mix(in srgb,var(--bg-secondary) 94%,transparent);box-shadow:0 -1px color-mix(in srgb,white 32%,transparent),0 -10px 28px #0f172a17;backdrop-filter:blur(18px) saturate(1.35);-webkit-backdrop-filter:blur(18px) saturate(1.35);isolation:isolate;scrollbar-width:none;transition:transform .18s ease,opacity .18s ease}.mobile-bottomnav::-webkit-scrollbar{display:none}.mobile-bottomnav .mobile-topnav-btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;position:relative;display:inline-flex;flex-direction:column;align-items:center;justify-content:center;min-width:0;width:100%;height:52px;min-height:52px;gap:2px;margin:0;padding:5px 2px 4px;border:0;border-radius:14px;background:transparent;color:var(--text-secondary);font:inherit;-webkit-tap-highlight-color:transparent;touch-action:manipulation;transition:color .15s ease,background-color .15s ease,transform .1s ease}.mobile-bottomnav 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.mobile-topnav-btn:is(.active,[aria-current=page]):after{background:var(--text-accent);opacity:1;transform:scaleX(1)}.mobile-bottomnav .mobile-topnav-btn i,.mobile-bottomnav .mobile-topnav-btn svg{display:block;width:21px;height:21px;flex:0 0 21px;stroke-width:2}.mobile-bottomnav .mobile-topnav-label{display:block;max-width:100%;overflow:hidden;color:inherit;font-size:.67rem;font-weight:650;line-height:1.05;letter-spacing:.005em;text-overflow:ellipsis;white-space:nowrap;opacity:.9}.mobile-bottomnav .mobile-topnav-btn.active .mobile-topnav-label{opacity:1}#scroll{bottom:calc(var(--mobile-bottom-nav-height) + 72px)}#scroll2{bottom:calc(var(--mobile-bottom-nav-height) + 14px)}.page-stepper{right:auto;left:50%;bottom:calc(var(--mobile-bottom-nav-height) + 16px + var(--app-safe-area-bottom) + var(--page-stepper-footer-clearance, 0px))}.page-stepper 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.mobile-topnav-label{font-size:.61rem}}@media (min-width: 901px){.mobile-bottomnav{display:none!important}}@media (prefers-reduced-motion: reduce){.mobile-bottomnav,.mobile-bottomnav .mobile-topnav-btn,.mobile-bottomnav .mobile-topnav-btn:after{transition:none!important}}#native-offline-banner{position:fixed;z-index:10000;top:max(8px,var(--app-safe-area-top));left:50%;transform:translate(-50%);display:inline-flex;align-items:baseline;gap:8px;padding:7px 12px;border:1px solid color-mix(in srgb,var(--border-primary) 80%,#d48b2a 20%);border-radius:999px;background:color-mix(in srgb,var(--bg-secondary) 92%,#d48b2a 8%);color:var(--text-primary);box-shadow:var(--shadow-sm);font-size:.78rem;pointer-events:none}.vocab-anki-cta{position:relative;isolation:isolate;max-width:900px;margin:26px auto 30px;padding:20px 22px;display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:17px;overflow:hidden;border:1px solid color-mix(in srgb,var(--text-accent) 24%,var(--border-primary));border-radius:18px;background:color-mix(in srgb,var(--text-accent) 5%,var(--bg-secondary));box-shadow:0 10px 30px color-mix(in srgb,var(--text-accent) 8%,transparent)}.vocab-anki-cta[hidden]{display:none!important}.vocab-anki-cta:after{content:"";position:absolute;z-index:-1;width:180px;height:180px;right:-95px;top:-105px;border-radius:50%;background:color-mix(in srgb,var(--text-accent) 12%,transparent)}.vocab-anki-cta__icon{width:46px;height:46px;display:grid;place-items:center;border-radius:13px;color:var(--text-on-accent);background:var(--text-accent);box-shadow:0 8px 18px color-mix(in srgb,var(--text-accent) 24%,transparent)}.vocab-anki-cta__icon svg{width:22px;height:22px}.vocab-anki-cta__copy{min-width:0}.vocab-anki-cta__kicker{color:var(--text-accent);font-size:.69rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase}.vocab-anki-cta h3{margin:3px 0 4px;color:var(--text-primary);font-size:1rem;letter-spacing:-.015em}.vocab-anki-cta p{margin:0;color:var(--text-secondary);font-size:.82rem;line-height:1.45}html:is([data-theme=dark],[data-theme-effective=dark]) .vocab-anki-cta p{color:#d5ddea}.vocab-anki-cta__button{display:inline-flex;align-items:center;gap:7px;padding:10px 13px;border-radius:10px;color:var(--text-accent);background:var(--bg-primary);border:1px solid color-mix(in srgb,var(--text-accent) 22%,var(--border-primary));font-size:.8rem;font-weight:750;text-decoration:none;white-space:nowrap;transition:transform .16s ease,border-color .16s ease,background .16s ease}.vocab-anki-cta__button svg{width:15px;height:15px}.vocab-anki-cta__button:hover{transform:translateY(-1px);border-color:var(--text-accent);background:color-mix(in srgb,var(--text-accent) 7%,var(--bg-primary))}.native-shell .vocab-anki-cta{display:none!important}@media (max-width: 700px){.vocab-anki-cta{grid-template-columns:auto minmax(0,1fr);margin:20px 0 26px;padding:17px}.vocab-anki-cta__button{grid-column:1 / 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