@font-face{font-family:Roboto;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/roboto-latin-500-normal-7RbcRiD8.woff2)format("woff2"),url(/assets/roboto-latin-500-normal-DQZyH_nt.woff)format("woff")}:root{--web-safe-top:env(safe-area-inset-top,0px);--web-safe-bottom:env(safe-area-inset-bottom,0px);--web-safe-left:env(safe-area-inset-left,0px);--web-safe-right:env(safe-area-inset-right,0px)}.web-app-screen{isolation:isolate;-webkit-tap-highlight-color:transparent;background:#f8faf7;position:fixed;inset:0;overflow:hidden}html[data-web-app=true]{overscroll-behavior:none;background:#f8faf7;height:100%;overflow:hidden}html[data-web-app=true] body{overscroll-behavior:none;background:#f8faf7;width:100%;height:100%;position:fixed;inset:0;overflow:hidden}html[data-web-app=true] #root{height:100%;overflow:hidden}.web-app-screen .mobile-app-viewport{bottom:0;left:var(--web-safe-left);right:var(--web-safe-right)}.web-app-screen .mobile-scroll{touch-action:pan-x pan-y pinch-zoom;-webkit-user-select:auto;user-select:auto;scroll-padding:20px 0 30px;transition:none}.web-app-screen .mobile-carousel{touch-action:pan-x pan-y pinch-zoom;overscroll-behavior-x:contain}.web-app-screen .home-content{padding-top:max(16px, calc(var(--app-top-inset) + 8px));padding-bottom:calc(100px + var(--web-safe-bottom))}.web-app-screen .page-content{padding-bottom:calc(110px + var(--web-safe-bottom))}.web-app-screen .bottom-navigation{left:var(--web-safe-left);right:var(--web-safe-right);min-height:64px;position:fixed;bottom:0}.web-app-screen .bottom-navigation>button{min-height:44px}.web-app-screen .bottom-navigation>.add-navigation{width:48px;height:48px}.web-app-screen .profile-button{width:44px;height:44px}.web-app-screen .icon-button{min-width:44px;min-height:44px}.web-app-screen .home-sync-indicator{min-height:36px}.web-app-screen .bottom-sheet{min-height:0;left:var(--web-safe-left);right:var(--web-safe-right)}.web-app-screen .sheet-content{touch-action:pan-x pan-y pinch-zoom;-webkit-overflow-scrolling:touch;min-height:0;padding-bottom:max(24px, var(--web-safe-bottom));scroll-padding:20px 0 28px}.web-app-screen .bottom-sheet[data-web-keyboard=true] .sheet-content{padding-bottom:24px}.web-app-screen input:not([type=checkbox]),.web-app-screen textarea,.web-app-screen .pair-form .field-label input,.web-app-screen .field-label textarea.json-input{font-size:16px}.web-app-screen .sheet-close{top:21px;right:8px}@media (width<=360px){.web-app-screen .home-content{padding-left:12px;padding-right:12px}.web-app-screen .home-greeting{font-size:22px}.web-app-screen .hero-plant{width:116px;right:-15px}}:root{color:#151515;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;background:#fff;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}html,body,#root{width:100%;height:100%;margin:0}.mobile-carousel{overscroll-behavior:contain;scrollbar-width:none;-webkit-user-select:none;user-select:none;width:100%;min-width:0;max-width:100%;display:block;position:relative;overflow:auto}.mobile-carousel::-webkit-scrollbar{display:none}.mobile-carousel{touch-action:pan-y;overflow:auto hidden}.mobile-carousel[data-dragging=true]{cursor:none}.mobile-carousel-content{width:max-content;min-width:100%;transform:translateX(var(--mobile-carousel-overdrag));will-change:transform;display:flex}.mobile-carousel-scrollbar{z-index:4;opacity:0;pointer-events:none;transition:opacity .15s;position:absolute;inset:0}.mobile-carousel-scrollbar[data-visible=true]{opacity:1}.mobile-carousel-scrollbar-thumb{background:#00000059;border-radius:999px;height:3px;position:absolute;bottom:4px;right:4px}body{min-width:320px;overflow:hidden}button,input,textarea{font:inherit}button{cursor:pointer}.phone-stage{place-items:center;width:100%;height:100%;padding:24px;display:grid;position:relative}.device-menu-bar{z-index:100;border-radius:12px;padding:3px;position:absolute;top:18px;right:18px}.device-picker-trigger{color:#151515;background:0 0;border:0;border-radius:9px;align-items:center;gap:10px;height:34px;padding:0 10px 0 12px;font:600 14px/1 ui-sans-serif,system-ui,sans-serif;display:flex}.device-picker-trigger:hover,.device-picker-trigger[data-state=open]{background:#0000000e}.device-picker-trigger:focus-visible{outline-offset:2px;outline:2px solid #000000b8}.device-picker-menu{z-index:200;min-width:168px;transform-origin:var(--radix-dropdown-menu-content-transform-origin);background:#fffffffa;border-radius:12px;padding:3px;animation:.12s ease-out device-menu-in;box-shadow:0 0 1px #0000000f,0 0 0 1px #00000014,0 4px 4px #0000000d}.device-picker-item{color:#181818;-webkit-user-select:none;user-select:none;border-radius:8px;outline:none;justify-content:space-between;align-items:center;height:34px;padding:0 9px 0 10px;font:500 14px/1 ui-sans-serif,system-ui,sans-serif;display:flex}.device-picker-item[data-highlighted]{background:#f0f0f0}.device-picker-item[data-state=checked]{font-weight:600}.device-picker-check{color:#181818;place-items:center;display:grid}@keyframes device-menu-in{0%{opacity:0;transform:scale(.98)translateY(-2px)}to{opacity:1;transform:scale(1)translateY(0)}}.phone-scale-box{position:relative}.phone-device{transform-origin:0 0;-webkit-user-select:none;user-select:none;position:absolute;top:0;left:0}.phone-bezel{object-fit:contain;z-index:2;-webkit-user-drag:none;pointer-events:none;width:100%;height:100%;display:block;position:absolute;inset:0}.device-screen{cursor:none;z-index:1;-webkit-user-select:none;user-select:none;background:#fff;border-radius:42px;position:absolute;overflow:hidden;box-shadow:inset 0 0 0 1px #00000014}.device-camera{z-index:75;pointer-events:none;background:#050505;border-radius:50%;display:block;position:absolute;box-shadow:inset 0 0 0 1px #ffffff14}.device-screen,.device-screen *{cursor:none!important}.device-screen img,.keyboard-asset{-webkit-user-drag:none;-webkit-user-select:none;user-select:none}.device-screen input,.device-screen textarea,.device-screen select,.device-screen option,.device-screen [contenteditable=true]{-webkit-user-select:auto;user-select:auto}.device-screen:active,.device-screen:active *,.device-screen input,.device-screen textarea,.device-screen button,.device-screen a,.device-screen [role=button]{cursor:none!important}.device-screen[data-cursor-debug=true],.device-screen[data-cursor-debug=true] *{cursor:default!important}.device-screen :focus,.device-screen :focus-visible{box-shadow:none!important;outline:0!important}.flow-stack,.flow-scenes,.flow-screen,.mobile-app-viewport{position:absolute;inset:0}.mobile-app-viewport[data-platform=android][data-keyboard-visible=false]{bottom:var(--device-safe-area-bottom,48px)}.flow-stack{--flow-header-height:0px;--flow-header-content-height:0px;--flow-header-safe-area:0px;--flow-footer-height:0px;--keyboard-height:0px;touch-action:pan-y;background:0 0;overflow:hidden}.flow-fixed-header{z-index:12;height:var(--flow-header-height);padding-top:var(--flow-header-safe-area);box-sizing:border-box;-webkit-backdrop-filter:none;backdrop-filter:none;background:0 0;border-bottom:0;position:absolute;top:0;left:0;right:0}.flow-fixed-footer{z-index:12;right:0;bottom:var(--keyboard-height);height:var(--flow-footer-height);background:0 0;transition:bottom .26s cubic-bezier(.2,.8,.2,1);position:absolute;left:0}.flow-scenes{top:var(--flow-header-height);bottom:0;overflow:hidden}.flow-screen{will-change:transform;background:0 0;overflow:hidden}.mobile-page{--mobile-safe-area-height:var(--device-safe-area-bottom,34px);--keyboard-height:0px;position:absolute;inset:0}.mobile-page[data-keyboard-visible=true],.mobile-app-viewport[data-platform=android] .mobile-page{--mobile-safe-area-height:0px}.mobile-scroll{top:0;right:0;bottom:var(--keyboard-height);-webkit-overflow-scrolling:touch;overscroll-behavior:contain;scrollbar-width:none;touch-action:none;-webkit-user-select:none;user-select:none;transition:bottom .26s cubic-bezier(.2,.8,.2,1);position:absolute;left:0;overflow:hidden auto}.mobile-scroll::-webkit-scrollbar{display:none}.mobile-scroll[data-dragging=true]{cursor:none}.mobile-cursor{z-index:80;opacity:0;pointer-events:none;will-change:transform;background:radial-gradient(circle at 50% 44%,#ffffffb3 0 34%,#ffffff8a 58%,#eeeeee7a 100%);border:.5px solid #0000001f;border-radius:999px;width:48px;height:48px;transition:opacity 90ms,background 80ms,box-shadow 80ms;position:absolute;top:0;left:0;box-shadow:inset 0 1px 2px #fff9,inset 0 -5px 10px #0000000d,inset 0 0 0 1px #00000006}.mobile-cursor:before{content:"";pointer-events:none;background:linear-gradient(#ffffff61,#fff0);border-radius:999px;width:32px;height:17px;position:absolute;top:3px;left:50%;transform:translate(-50%)}.mobile-cursor:after{border-radius:inherit;content:"";pointer-events:none;position:absolute;inset:0;box-shadow:inset 1px 0 3px #ffffff47,inset -1px 0 3px #00000005}.mobile-cursor-hotspot{pointer-events:none;background:#ffffffd1;border:1px solid #007afff2;border-radius:999px;width:9px;height:9px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 0 0 1px #ffffffbf,0 0 0 3px #007aff29}.mobile-cursor-hotspot:before,.mobile-cursor-hotspot:after{content:"";background:#007afff2;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.mobile-cursor-hotspot:before{width:17px;height:1px}.mobile-cursor-hotspot:after{width:1px;height:17px}.mobile-cursor[data-visible=true]{opacity:1}.mobile-cursor[data-active=true]{background:radial-gradient(circle at 50% 55%,#e8e8e894 0 30%,#f8f8f880 62%,#ffffffad 100%);box-shadow:inset 0 3px 7px #00000014,inset 0 -4px 8px #ffffff57,inset 0 0 0 1px #00000008}.mobile-cursor[data-active=true]:before{background:linear-gradient(#0000000e,#0000)}.mobile-cursor[data-active=true]:after{box-shadow:inset 0 5px 9px #0000000b,inset 0 -3px 7px #ffffff47}.mobile-scroll-content{will-change:transform;grid-template-columns:minmax(0,1fr);gap:0;min-width:0;padding:0;display:grid}.app-screen{background:#fff}.mobile-scrollbar{z-index:9;top:4px;right:5px;bottom:calc(var(--mobile-safe-area-height) + var(--keyboard-height) + 4px);opacity:0;pointer-events:none;width:4px;transition:bottom .26s cubic-bezier(.2,.8,.2,1),opacity .18s;position:absolute}.mobile-page[data-keyboard-dragging=true] .mobile-scroll,.mobile-page[data-keyboard-dragging=true] .mobile-scrollbar,.flow-stack[data-keyboard-dragging=true] .flow-fixed-footer{transition:none}.mobile-scrollbar[data-visible=true]{opacity:1}.mobile-scrollbar-thumb{background:#00000047;border-radius:999px;width:4px;min-height:36px;transition:background .12s;box-shadow:0 0 0 1px #ffffff2e}.status-bar{z-index:72;color:#050505;pointer-events:none;background:0 0;grid-template-columns:1fr auto;align-items:center;height:54px;padding:10px 34px 0 36px;font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,Helvetica Neue,Arial,sans-serif;display:grid;position:absolute;top:0;left:0;right:0}.device-screen[data-device=pixel-10] .status-bar{align-items:start;height:auto;padding:32px 32px 0;font-family:Roboto,Arial,sans-serif}.status-time{text-align:center;letter-spacing:0;justify-self:start;min-width:58px;font-size:15px;font-weight:600;line-height:1}.status-indicators{justify-self:end;align-items:center;display:flex}.status-indicator-svg{display:block}.status-indicator-svg[data-platform=ios]{width:79px;height:13px}.status-indicator-svg[data-platform=android]{width:50px;height:14px}.device-screen[data-device=pixel-10] .status-time{font-weight:500;transform:translateY(2px)}.home-indicator-svg{z-index:70;width:100%;height:var(--device-safe-area-bottom,34px);pointer-events:none;display:block;position:absolute;bottom:0;left:0;right:0}.android-navigation-bar{z-index:70;width:428px;height:var(--device-safe-area-bottom,48px);pointer-events:none;-webkit-user-drag:none;display:block;position:absolute;bottom:-1px;left:-1px}h1,h2,p{margin:0}h1{letter-spacing:0;font-size:26px;line-height:1.08}h2{font-size:15px}p{color:#555;font-size:14px;line-height:1.45}.field-label{color:#555;font-size:13px;font-weight:800}.mobile-field{gap:8px;display:grid}.mobile-field input{color:#151515;background:#fff;border:1px solid #0000001a;border-radius:8px;outline:0;width:100%;min-height:44px;padding:0 12px}.mobile-field input:focus{box-shadow:none;border-color:#00000029}.device-screen .mobile-field input:focus,.device-screen .mobile-field input:focus-visible{border-color:#0000001f;box-shadow:none!important;outline:0!important}.sheet-overlay{z-index:20;background:#00000057;position:absolute;inset:0}.bottom-sheet{z-index:21;touch-action:none;background:#fff;border-radius:22px 22px 0 0;flex-direction:column;min-height:260px;display:flex;position:absolute;left:0;right:0;overflow:hidden;box-shadow:0 -16px 48px #0003}.sheet-handle-zone{touch-action:none;place-items:center;height:30px;display:grid}.sheet-handle{background:#c9c9c4;border-radius:999px;width:42px;height:5px}.sheet-header{gap:4px;padding:0 18px 14px;display:grid}.sheet-title{margin:0;font-size:18px;font-weight:900}.sheet-description{color:#737373;margin:0;font-size:13px;line-height:1.35}.sheet-content{padding:0 18px 24px;overflow:auto}.keyboard-dock{z-index:30;height:339px;box-shadow:none;pointer-events:none;will-change:transform;background:#d8d9de;border-radius:32px 32px 0 0;padding:0;position:absolute;bottom:-1px;left:0;right:0;overflow:hidden}.keyboard-dock[data-platform=android]{background:#f3f2f6;border-radius:0;box-shadow:0 -1px 2px #00000014}.keyboard-dock[data-visible=true]{pointer-events:auto}.keyboard-asset{z-index:1;border-radius:inherit;object-fit:cover;object-position:center bottom;-webkit-user-drag:none;pointer-events:none;width:100%;height:100%;display:block;position:relative}.keyboard-dock[data-platform=android] .keyboard-asset{object-fit:fill;border-radius:0}.tongpin-app{--ink:#18251f;--muted:#7d8587;--green:#285e4c;--sage:#e9f0e8;color:var(--ink);background:#f8faf7;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:14px;line-height:1.5;position:absolute;inset:0}.tongpin-app button,.bottom-sheet button{-webkit-tap-highlight-color:transparent;color:inherit;background:0 0;border:0;transition:background-color .15s,opacity .15s}.tongpin-app h1,.tongpin-app h2,.tongpin-app h3,.tongpin-app p,.bottom-sheet h2,.bottom-sheet h3,.bottom-sheet p{margin:0}.tongpin-app button:disabled,.bottom-sheet button:disabled{opacity:.42}.tongpin-app button:active,.bottom-sheet button:active{opacity:.72}.tongpin-app button:focus-visible,.bottom-sheet button:focus-visible,.tongpin-app input:focus-visible,.bottom-sheet input:focus-visible,.bottom-sheet textarea:focus-visible{outline-offset:3px;outline:2px solid #5b8470!important}.tongpin-scroll{background:#f8faf7}.home-content{padding:calc(var(--app-top-inset) + 4px) 14px 120px}.home-header{justify-content:space-between;align-items:center;height:42px;padding:0 3px;display:flex}.brand{letter-spacing:-.7px;align-items:center;gap:8px;font-size:21px;font-weight:650;display:flex}.brand img{object-fit:contain;width:27px;height:31px}.profile-pair{align-items:center;gap:9px;display:flex}.profile-button{border-radius:50%;place-items:center;width:41px;height:41px;padding:2px;display:grid}.profile-button.selected{outline-offset:0;outline:1px solid #3e715e}.avatar{color:#16382d;background:#e5f0e4;border-radius:50%;flex:none;place-items:center;width:36px;height:36px;font-size:15px;line-height:1;display:inline-grid}.avatar.xin{color:#8e542e;background:#ffe6d4}.avatar.small{width:31px;height:31px;font-size:13px}.today-date{color:#7c8180;font-size:12px;margin:10px 3px 3px!important}.home-greeting{letter-spacing:-.5px;font-size:23px;font-weight:650;line-height:1.4;margin:0 3px 12px!important}.progress-hero{background:#e9f0e8;border-radius:14px;align-items:stretch;min-height:170px;display:flex;position:relative;overflow:hidden}.hero-copy{z-index:1;width:100%;padding:15px 14px 13px;position:relative}.hero-copy h2{letter-spacing:-.3px;margin-bottom:6px;font-size:20px;font-weight:650}.live-line{color:#55616a;white-space:nowrap;text-overflow:ellipsis;align-items:center;gap:8px;max-width:237px;font-size:13px;line-height:1.78;display:flex;overflow:hidden}.presence-dot{border-radius:50%;flex-shrink:0;width:10px;height:10px;display:inline-block}.presence-dot.jamin{background:#9cc49b}.presence-dot.xin{background:#f3cba9}.hero-note{color:#838c86;font-size:12px;margin-top:8px!important}.hero-copy .outline-button{gap:13px;min-height:32px;margin-top:8px;padding:4px 15px 4px 17px;font-size:12px;background:#ffffffb3!important}.hero-plant{object-fit:contain;pointer-events:none;width:124px;height:162px;position:absolute;top:4px;right:1px}.surface{background:#fff;border-radius:15px}.map-preview{margin-top:10px;padding:12px 14px 10px}.section-heading{justify-content:space-between;align-items:center;gap:8px;margin-bottom:8px;display:flex}.section-heading h2{letter-spacing:-.35px;font-size:19px;font-weight:650}.text-link{white-space:nowrap;justify-content:center;align-items:center;gap:6px;padding:0;font-size:12px;display:inline-flex;color:#285e4c!important}.icon-button{width:32px;height:32px;color:inherit;flex-shrink:0;place-items:center;padding:0;display:inline-grid}.outline-button{border-radius:24px;justify-content:center;align-items:center;gap:8px;min-height:40px;padding:8px 15px;font-size:13px;display:inline-flex;color:#285e4c!important;background:#fff!important;border:1px solid #afbeb4!important}.primary-button{border-radius:24px;justify-content:center;align-items:center;gap:9px;width:100%;min-height:46px;padding:11px 18px;font-size:14px;font-weight:550;display:flex;color:#fff!important;background:#315f4e!important;border:1px solid #315f4e!important}.primary-button:hover{background:#254e3f!important}.plain-button{width:100%;min-height:43px;margin-top:7px;padding:10px;font-size:12px;display:block;color:#63796b!important}.full-width{width:100%}.knowledge-tree{width:100%;height:155px}.react-flow__handle{opacity:0;border:0;width:1px;min-width:1px;height:1px;min-height:1px}.react-flow__node{border:0;padding:0}.tree-node{text-align:center;border-radius:10px;flex-direction:column;justify-content:center;align-items:center;width:100%;height:100%;padding:4px;display:flex}.tree-root{border-radius:20px;font-size:13px;font-weight:550;color:#fff!important;background:#2f654f!important}.tree-category{font-size:13px;color:#285949!important;background:#e8f2e9!important}.tree-category.phrase{color:#283330!important;background:#fcf0e5!important}.tree-category.grammar{color:#31516a!important;background:#e8eef6!important}.tree-leaf{border-radius:9px;gap:2px;background:#f2f3f4!important;border:1px solid #e4e7e9!important}.tree-leaf.learned{background:#e9f4e9!important;border-color:#dceedd!important}.tree-leaf.due{background:#fff0e3!important;border-color:#ffe3cc!important}.tree-leaf.touched{background:#f1f2e8!important;border-color:#e6e9d8!important}.tree-label{text-overflow:ellipsis;white-space:nowrap;max-width:100%;overflow:hidden}.tree-leaf .tree-label{font-size:14px;font-weight:550}.knowledge-status{white-space:nowrap;color:#80878c;flex-shrink:0;justify-content:center;align-items:center;gap:6px;font-size:11px;display:inline-flex}.knowledge-status.learned{color:#487e5d}.knowledge-status.learned svg{color:#6ba778}.knowledge-status.due{color:#a17247}.knowledge-status.due svg{color:#f6a32e}.knowledge-status.touched{color:#85845e}.status-dot{background:#c8cdd1;border-radius:50%;width:14px;height:14px;display:inline-block}.home-feed{margin-top:10px;padding:11px 13px 1px}.home-feed .section-heading{margin-bottom:8px}.feed-list{padding:0}.feed-item{align-items:flex-start;gap:12px;padding:10px 0 8px;display:flex}.feed-item+.feed-item{border-top:1px solid #f1f2ef}.feed-item>.avatar{width:35px;height:35px;margin-top:1px;font-size:14px}.feed-body{flex:1;min-width:0}.feed-meta{color:#7e858b;align-items:center;gap:6px;min-height:18px;padding-right:23px;font-size:12px;line-height:18px;display:flex;position:relative}.feed-meta>span:first-child{color:#273b39}.event-more{width:23px;height:24px;position:absolute;top:-3px;right:0;color:#8e979e!important}.feed-title{color:#1c2824;font-size:13px;line-height:1.55;margin-top:3px!important}.feed-detail{color:#80878d;justify-content:space-between;align-items:center;gap:5px;margin-top:3px;font-size:11px;line-height:1.55;display:flex}.feed-detail>span{min-width:0}.detail-link{text-align:left;font-size:inherit;line-height:inherit;padding:0;color:#80878d!important}.word-highlight{color:#2f76ba}.speech-row{justify-content:space-between;align-items:center;gap:8px;margin-top:5px;display:flex}.audio-pill{border-radius:20px;flex-shrink:1;justify-content:space-between;align-items:center;gap:5px;width:158px;min-width:0;max-width:100%;height:32px;padding:4px 9px;font-size:11px;display:inline-flex;overflow:hidden;color:#7e888e!important;background:#f3f5f5!important;border:1px solid #e8ebeb!important}.audio-pill>svg{flex-shrink:0}.audio-pill>svg:first-child{color:#64777a;width:15px;height:15px}.audio-pill>svg:nth-child(2){color:#bec6ca;flex-shrink:1;width:64px;min-width:20px;height:18px}.audio-pill>span{white-space:nowrap;flex-shrink:0}.audio-pill[aria-pressed=true]{color:#315f4e!important;background:#e8f0e7!important}.speech-row .text-link{gap:3px;font-size:10.5px}.together-link{font-size:10.5px}.bottom-navigation{z-index:10;background:#fffffff7;border-top:1px solid #e9ede8;justify-content:space-around;align-items:flex-start;min-height:76px;padding:7px 5px 34px;display:flex;position:absolute;bottom:0;left:0;right:0}.bottom-navigation>button{color:#7a8388;flex-direction:column;justify-content:center;align-items:center;gap:1px;width:62px;min-height:43px;padding:0;display:flex}.bottom-navigation>button>span{font-size:11px}.bottom-navigation>button.active{color:#285e4c;font-weight:550}.bottom-navigation>.add-navigation{color:#fff;background:#315f4e;border-radius:50%;width:45px;height:45px;min-height:45px;margin-top:-9px;box-shadow:0 4px 9px #315f4e13}.page-toolbar{height:calc(var(--app-top-inset) + 44px);padding:var(--app-top-inset) 16px 0;z-index:9;background:#f8faf7;justify-content:space-between;align-items:center;display:flex;position:absolute;top:0;left:0;right:0}.page-toolbar>span{font-size:15px;font-weight:550}.toolbar-profile{padding:0}.has-toolbar .mobile-scroll{top:calc(var(--app-top-inset) + 44px)}.page-content{padding:17px 18px 126px}.page-intro{margin:0 0 22px}.eyebrow{color:#708575;letter-spacing:.4px;font-size:11px;line-height:1.5}.page-intro h1,.exercise-page h1,.session-complete h1{letter-spacing:-.5px;margin:5px 0 8px;font-size:23px;font-weight:600;line-height:1.45}.page-intro>p:last-child{color:#818a80;font-size:12px;line-height:1.7}.goal-card{text-align:left;border-radius:14px;align-items:center;gap:11px;width:100%;padding:15px 12px;display:flex;background:#eaf1e8!important}.goal-icon{color:#47725b;background:#dfeadc;border-radius:12px;place-items:center;width:42px;height:42px;display:grid}.goal-card>span:nth-child(2){flex:1;gap:3px;display:grid}.goal-card strong{font-size:15px;font-weight:550}.goal-card small{color:#758671;font-size:11px}.goal-card>svg{color:#557961}.map-summary{color:#7a847d;justify-content:space-between;margin:14px 2px;font-size:11px;display:flex}.map-summary>span,.compare-legend>span{align-items:center;gap:5px;display:inline-flex}.legend-dot{border-radius:50%;width:7px;height:7px;display:inline-block}.legend-dot.learned,.legend-dot.jamin{background:#83aa87}.legend-dot.due{background:#efa752}.legend-dot.untouched{background:#c9cfcb}.legend-dot.xin{background:#ecc6a5}.map-expanded{padding:16px 10px 12px}.map-expanded .knowledge-tree{height:156px}.map-hint{text-align:center;color:#85907c;font-size:11px;margin-top:8px!important}.search-box{color:#8c9787;background:#fff;border:1px solid #e7eae4;border-radius:12px;align-items:center;gap:8px;height:43px;margin:18px 0 13px;padding:8px 13px;display:flex}.search-box input{color:#2b3c30;background:0 0;border:0;outline:none;flex:1;min-width:0;padding:0;font-size:13px}.search-box input::placeholder{color:#969f8e}.search-box .icon-button{width:22px;height:22px}.segmented{background:#edf0e9;border-radius:12px;gap:3px;padding:3px;display:flex}.segmented>button{color:#7b8874;white-space:nowrap;border-radius:9px;flex:1;min-height:33px;padding:5px 9px;font-size:12px}.segmented>button.active{color:#335f47;background:#fff;box-shadow:0 1px 4px #385b4010}.status-filter{margin:12px 0 7px}.chip-row{gap:7px;padding:1px 0 5px;display:flex}.chip{white-space:nowrap;border-radius:20px;align-items:center;padding:4px 10px;font-size:11px;display:inline-flex;color:#7b8971!important;background:#f0f3ed!important}.chip.active{color:#325e46!important;background:#e2ecdd!important}.knowledge-list{background:#fff;border-radius:14px;padding:0 12px}.knowledge-row{text-align:left;align-items:center;gap:9px;width:100%;padding:14px 0;display:flex}.knowledge-row+.knowledge-row{border-top:1px solid #eff1ec}.type-icon{color:#729376;background:#edf4e9;border-radius:10px;flex:none;place-items:center;width:35px;height:38px;display:grid}.type-icon.phrase{color:#bb9a75;background:#fcf2e8}.type-icon.grammar{color:#8299ab;background:#edf2f6}.knowledge-row-copy{flex:1;gap:2px;min-width:0;display:grid}.knowledge-row-copy strong{font-size:14px;font-weight:550}.knowledge-row-copy small{color:#85917d;white-space:nowrap;text-overflow:ellipsis;font-size:11px;overflow:hidden}.knowledge-row .knowledge-status{gap:4px;font-size:10px}.knowledge-row .knowledge-status svg{width:13px;height:13px}.knowledge-row .status-dot{width:12px;height:12px}.add-point-button{border-radius:13px;justify-content:center;align-items:center;gap:8px;width:100%;margin-top:15px;padding:16px 10px;font-size:12px;display:flex;color:#6c8b70!important;border:1px dashed #c7d6c6!important}.empty-state{text-align:center;color:#8d9d89;flex-direction:column;align-items:center;gap:9px;padding:28px 12px;display:flex}.empty-state h3{color:#52654e;font-size:15px;font-weight:550}.empty-state p{color:#88967d;margin-bottom:6px;font-size:12px}.empty-state .primary-button{width:auto}.review-feature{background:#e8f0e4;border-radius:16px;align-items:center;gap:10px;padding:20px 18px;display:flex}.review-feature>div{flex:1}.review-feature h2{margin:7px 0 5px;font-size:19px;font-weight:550;line-height:1.55}.review-feature p{color:#7b8d6f;font-size:11px}.review-feature>svg{color:#8ca27e;flex-shrink:0}.standalone-heading{font-size:16px;font-weight:550;margin:24px 0 11px!important}.mode-list{gap:10px;margin-bottom:22px;display:grid}.mode-card{text-align:left;border-radius:14px;align-items:center;gap:13px;padding:15px 14px;display:flex;background:#fff!important;border:1px solid #e8ece3!important}.mode-card.selected{background:#f3f7ee!important;border-color:#86a281!important}.mode-card.selected>svg{color:#678c60}.mode-card>span:nth-child(2){flex:1;gap:3px;display:grid}.mode-icon{color:#75916d;place-items:center;width:36px;height:40px;display:grid}.mode-card strong{font-size:15px;font-weight:550}.mode-card small{color:#839076;font-size:11px}.radio-circle{border:1px solid #d4dccb;border-radius:50%;width:21px;height:21px}.page-content>.full-width{margin-top:10px}.soft-note{color:#859975;background:#f1f4eb;border-radius:12px;align-items:flex-start;gap:9px;margin:18px 0;padding:13px;display:flex}.soft-note>svg{flex:none;margin-top:2px}.soft-note p{color:#7b896e;font-size:11px;line-height:1.75}.exercise-top{color:#798b70;justify-content:space-between;align-items:center;margin:-6px -4px 13px;font-size:12px;display:flex}.exercise-top>span:last-child{font-size:11px}.exercise-progress{appearance:none;background:#e7ecdf;border:0;border-radius:4px;width:100%;height:4px;margin:0 0 25px}progress::-webkit-progress-bar{background:#eaf0e4;border-radius:5px}progress::-webkit-progress-value{background:#8fab80;border-radius:5px}.exercise-page h1{font-size:23px}.listen-prompt{flex-direction:column;align-items:center;gap:12px;min-height:186px;padding:26px 10px 24px;display:flex}.listen-circle{border-radius:50%;place-items:center;width:84px;height:84px;display:grid;color:#577b4d!important;background:#e6efdf!important;border:6px solid #f1f5ed!important}.listen-circle.playing{background:#dcebcf!important}.listen-prompt p{color:#87977a;font-size:11px}.listen-prompt strong{text-align:center;color:#47603e;font-size:16px;font-weight:500}.reading-prompt{background:#edf3e8;border-radius:15px;margin:20px 0;padding:24px 20px}.reading-prompt strong{color:#2b573d;font-size:26px;font-weight:550}.reading-prompt p{color:#7c906c;margin-top:9px;font-size:13px}.answer-list{gap:10px;display:grid}.answer-option{text-align:left;border-radius:13px;align-items:center;gap:12px;min-height:56px;padding:13px;font-size:13px;display:flex;background:#fff!important;border:1px solid #e5eade!important}.answer-option>span:nth-child(2){flex:1}.answer-letter{color:#839675;background:#f2f5ee;border-radius:8px;flex-shrink:0;place-items:center;width:24px;height:24px;font-size:11px;display:grid}.answer-option.selected{background:#f5f8ef!important;border-color:#8ca880!important}.answer-option.correct{color:#527149;opacity:1!important;background:#eff6e7!important;border-color:#8eae81!important}.answer-option.incorrect{opacity:1!important;background:#fff5e9!important;border-color:#d3ac90!important}.answer-feedback{color:#6a815e;background:#edf4e6;border-radius:12px;margin:16px 0;padding:15px}.answer-feedback.retry{color:#9e805d;background:#fbf1e4}.answer-feedback h3{margin-bottom:8px;font-size:14px;font-weight:550}.answer-feedback p{margin-top:6px;font-size:12px;line-height:1.8}.exercise-page>.primary-button{margin-top:15px}.quiet-note{color:#839476;font-size:11px;line-height:1.75;margin:12px 0!important}.session-complete{text-align:center;padding-top:45px}.complete-seal{color:#6d945b;background:#e8f1df;border-radius:50%;place-items:center;width:96px;height:96px;margin:0 auto 24px;display:grid}.session-complete>p{color:#7d926e;font-size:13px}.session-report{text-align:left;margin:25px 0;padding:23px}.session-report h3{color:#547746;margin-bottom:12px;font-size:15px}.session-report p{color:#7d946d;margin-top:8px;font-size:12px}.speaking-prompt{margin:20px 0 10px;padding:18px}.speaking-prompt h2{color:#355c3d;margin-top:10px;font-size:25px;font-weight:550}.speaking-prompt>p{color:#788d6a;margin:8px 0 13px;font-size:13px;line-height:1.8}.example-audio{align-items:center;gap:7px;padding:0;font-size:12px;display:flex;color:#608454!important}.speaking-prompt blockquote{color:#69805e;border-top:1px solid #edf1e7;margin:12px 0 0;padding:12px 0 0;font-size:13px}.speaking-prompt blockquote small{color:#8b9b7d;margin-top:5px;font-size:11px;display:block}.record-area{text-align:center;padding:19px 0}.record-button{border-radius:50%;place-items:center;width:63px;height:63px;margin:0 auto 8px;display:grid;color:#fff!important;background:#5c7d50!important}.record-button.recording{background:#bb8461!important}.record-area p{color:#7f8e73;font-size:12px}.record-area>small{color:#8c9d7a;margin-top:6px;font-size:10px;display:block}.record-area audio{width:100%;height:36px;margin-top:12px}.self-checks{margin-top:17px}.self-checks h3{color:#77876c;margin-bottom:10px;font-size:12px;font-weight:500}.self-checks label{color:#7d8f70;align-items:center;gap:8px;padding:8px 0;font-size:12px;display:flex}.self-checks input{accent-color:#658951;width:17px;height:17px;margin:0}.self-checks p{color:#899d75;margin-top:7px;font-size:10px}.pair-summary{grid-template-columns:1fr 1fr;gap:12px;margin-bottom:18px;display:grid}.person-summary{border-radius:16px;flex-direction:column;align-items:center;gap:6px;padding:18px 8px 14px;display:flex;background:#fff!important;border:1px solid #e6ecdf!important}.person-summary.active{background:#f5f8f0!important;border-color:#a2b996!important}.person-summary .avatar{width:49px;height:49px;font-size:20px}.person-summary strong{font-size:15px;font-weight:550}.person-summary>span:not(.avatar){color:#849477;font-size:10px}.person-summary small{color:#8f9f80;font-size:10px}.comparison-card{padding:18px}.comparison-card h2{font-size:17px;font-weight:550}.muted-copy{color:#8f9e7e;font-size:10px;margin-top:5px!important}.compare-legend{color:#7e9370;gap:18px;margin:17px 0 9px;font-size:10px;display:flex}.compare-row{padding:9px 0}.compare-row strong{color:#6d825e;font-size:12px;font-weight:500}.compare-row>div{align-items:center;gap:12px;margin-top:7px;display:flex}.compare-row progress{appearance:none;border:0;border-radius:5px;flex:1;height:6px}.compare-row span{text-align:right;color:#859872;width:39px;font-size:10px}.xin-progress::-webkit-progress-value{background:#e8c29c}.comparison-footnote{color:#889c75;border-top:1px solid #edf2e6;padding-top:12px;font-size:10px;line-height:1.8;margin-top:12px!important}.together-card{background:#eef3e7;margin:15px 0 22px;padding:17px}.together-card h2{font-size:17px;font-weight:550}.together-card p{color:#80946e;margin:5px 0 13px;font-size:11px}.together-card .primary-button{width:auto;min-height:35px;padding:6px 15px;font-size:12px}.us-feed{padding:4px 13px}.local-info{color:#859775;padding:20px 4px;font-size:11px}.local-info strong{color:#758c62;font-size:12px;font-weight:500}.local-info p{margin:7px 0 12px;line-height:1.8}.local-info .text-link{font-size:11px}.toast-message{z-index:40;color:#fff;pointer-events:none;background:#2b493cef;border-radius:13px;align-items:center;gap:8px;padding:12px 15px;font-size:12px;display:flex;position:absolute;left:20px;right:20px;box-shadow:0 6px 15px #243c2920}.toast-message svg{flex-shrink:0}.bottom-sheet{color:#263928;background:#fafbf7;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;box-shadow:0 -8px 45px #22351d12}.sheet-title{letter-spacing:-.3px;padding-right:24px;font-size:21px;font-weight:600}.sheet-header{padding:0 21px 17px}.sheet-description{color:#889b76;font-size:11px;line-height:1.65}.sheet-content{overscroll-behavior:contain;padding:0 21px 38px}.sheet-close{color:#81976a;position:absolute;top:29px;right:14px}.knowledge-detail>h2{margin:16px 0;font-size:20px;font-weight:550;line-height:1.6}.detail-status{align-items:center;gap:10px;display:flex}.detail-status>span:last-child{color:#8d9e7c;font-size:10px}.example-box{background:#edf3e7;border-radius:13px;padding:17px 40px 17px 15px;position:relative}.example-box .icon-button{color:#729261;position:absolute;top:12px;right:8px}.example-box p{color:#496e3b;font-size:16px;line-height:1.6}.example-box small{color:#7f956c;margin-top:7px;font-size:12px;display:block}.knowledge-detail>h3{color:#617c52;margin:21px 0 6px;font-size:13px;font-weight:550}.knowledge-detail>p:not(.quiet-note):not(.source-note){color:#7a916b;font-size:12px;line-height:1.9}.skill-evidence{border:1px solid #e3ebda;border-radius:12px;grid-template-columns:repeat(3,1fr);margin-top:20px;display:grid}.skill-evidence>span{text-align:center;color:#809e68;gap:1px;padding:11px 6px;font-size:11px;display:grid}.skill-evidence>span+span{border-left:1px solid #e3ebda}.skill-evidence strong{color:#64874f;font-size:23px;font-weight:500}.skill-evidence small{color:#8ca776;font-size:9px}.two-actions{gap:9px;margin-top:10px;display:flex}.two-actions>button{flex:1;font-size:12px}.source-note{color:#8da577;font-size:10px;line-height:1.8;margin-top:18px!important}.add-option{text-align:left;border-radius:14px;align-items:center;gap:12px;width:100%;margin-bottom:12px;padding:18px 12px;display:flex;background:#f0f5e9!important;border:1px solid #e0ead6!important}.add-option-icon{color:#87a46f;background:#e5eedb;border-radius:12px;flex:none;place-items:center;width:42px;height:45px;display:grid}.add-option-icon.peach{color:#bd9c7a;background:#faecd9}.add-option>span:nth-child(2){flex:1;gap:5px;display:grid}.add-option strong{color:#4a6c3d;font-size:15px;font-weight:550}.add-option small{color:#829d6c;font-size:10px}.add-option>svg{color:#91a578}.add-content>.text-link{margin-bottom:13px}.import-step{gap:12px;margin:7px 0 22px;display:flex}.import-step>span{color:#789c5d;background:#e8f1dd;border-radius:50%;flex:none;place-items:center;width:24px;height:24px;font-size:12px;display:grid}.import-step h3{color:#5e7e4a;margin-bottom:4px;font-size:14px;font-weight:550}.import-step p{color:#849d71;margin-bottom:12px;font-size:11px}.import-step .outline-button{min-height:34px;padding:6px 13px;font-size:11px}.field-label{color:#7e946b;gap:7px;margin:13px 0;font-size:11px;display:grid}.field-label input,.field-label textarea{color:#4c6841;resize:vertical;background:#fff;border:1px solid #dfe8d4;border-radius:10px;width:100%;padding:12px;font-size:13px;line-height:1.65;display:block}.field-label input::placeholder,.field-label textarea::placeholder{color:#99ae86}.field-label textarea.json-input{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px}.manual-type{margin-bottom:15px}.form-error{color:#ad815d;background:#fff1e5;border:1px solid #f4d6bb;border-radius:10px;padding:10px 12px;font-size:11px;margin:12px 0!important}.import-preview>h3{color:#5d8047;margin:18px 0;font-size:16px;font-weight:550}.import-point{background:#f0f5e9;border:1px solid #e3edd9;border-radius:12px;margin-bottom:10px;padding:14px}.import-point>div{justify-content:space-between;align-items:center;gap:7px;display:flex}.import-point strong{color:#466f35;font-size:15px;font-weight:500}.import-point p{color:#7c9a65;margin:7px 0;font-size:12px}.import-point small{color:#8ea777;font-size:11px}.all-footprints .segmented{margin-bottom:15px}.all-footprints .feed-title{font-size:13px}.all-footprints .feed-item{padding:15px 0}.event-person{align-items:center;gap:12px;display:flex}.event-person strong{color:#66804f;font-size:14px;font-weight:500}.event-person p{color:#8fa477;margin-top:3px;font-size:10px}.event-detail h2{color:#426832;margin:23px 0 12px;font-size:21px;font-weight:550}.event-detail>p:not(.quiet-note):not(.source-note){color:#7c9b63;margin-bottom:22px;font-size:14px;line-height:1.8}.event-detail .full-width{margin-top:15px}.goal-detail>p{color:#7d9669;margin-bottom:20px;font-size:13px;line-height:1.85}.goal-category{color:#80a064;background:#f0f5e8;border-radius:11px;justify-content:space-between;align-items:center;margin-top:8px;padding:16px 13px;font-size:12px;display:flex}.goal-category strong{color:#64884a;font-size:14px;font-weight:550}@media (prefers-reduced-motion:reduce){.tongpin-app *,.bottom-sheet *{transition-duration:.01ms!important;animation-duration:.01ms!important}}.hero-copy{padding-top:14px;padding-bottom:12px}.hero-copy h2{line-height:1.3}.hero-plant{width:144px;height:182px;top:-5px;right:-7px}.map-preview .section-heading{margin-bottom:4px}.map-preview .knowledge-tree{height:149px}.tree-node{pointer-events:auto}.extra-examples{margin-top:18px}.extra-examples h3{color:#668050;margin-bottom:8px;font-size:12px;font-weight:550}.extra-example{border-left:2px solid #d1ddc5;margin:10px 0;padding:4px 0 4px 10px}.extra-example .example-audio{text-align:left;align-items:flex-start;line-height:1.6}.extra-example .example-audio svg{flex-shrink:0;margin-top:2px}.extra-example small{color:#88997b;margin-top:5px;font-size:11px;display:block}.extra-example p{color:#95a486;margin-top:6px;font-size:11px}.react-flow__attribution{color:#93a092;background:0 0;margin:0;padding:0;font-size:9px}.react-flow__attribution a{color:inherit}.home-date-row{justify-content:space-between;align-items:center;gap:8px;display:flex}.home-sync-indicator{align-items:center;gap:5px;display:flex;color:#75866f!important;padding:8px 0 0!important;font-size:10px!important}.sync-dot{background:#82a87b;border-radius:50%;width:5px;height:5px}.sync-dot.waiting{background:#c89866}.sync-card{color:#536452;margin:22px 0;padding:19px}.sync-card-heading{align-items:center;gap:10px;display:flex}.sync-symbol{color:#53724a;background:#edf2e8;border-radius:13px;flex-shrink:0;place-items:center;width:39px;height:39px;display:grid}.sync-card h2{font-size:15px;font-weight:600;line-height:1.45}.sync-card-heading p{color:#899382;margin:4px 0;font-size:10px}.sync-state{color:#557e4e;background:#edf4e9;border-radius:12px;align-items:center;gap:6px;margin:16px 0 11px;padding:10px;font-size:11px;display:flex}.sync-state strong{font-weight:500}.sync-state>span{color:#839379;margin-left:auto;font-size:10px}.sync-state.waiting{color:#a17a48;background:#fcf2e8}.sync-note{color:#87927c;margin:10px 0;font-size:11px;line-height:1.8}.sync-note svg,.backup-controls p svg{vertical-align:-3px;margin-right:4px}.pair-form{padding-top:8px}.pair-form>p,.sync-management>p{color:#87927c;font-size:11px;line-height:1.8}.pair-form .field-label{font-size:11px}.pair-form .field-label input{font-size:12px}.sync-management{border-top:1px solid #edf0e8;margin:18px 0;padding-top:14px;font-size:11px}.sync-management summary{cursor:pointer;color:#57734b;font-weight:600}.sync-management .two-actions{margin-top:12px}.pair-invite{background:#f3f6ef;border-radius:12px;flex-direction:column;gap:8px;margin:12px 0;padding:14px;display:flex}.pair-invite code{word-break:break-all;-webkit-user-select:all;user-select:all;font-family:ui-monospace,monospace;font-size:12px;line-height:1.8}.pair-invite small{color:#8d957f;font-size:10px}.remote-entry{padding:12px 0;font-size:11px}.remote-entry a{color:#55764b;overflow-wrap:anywhere;-webkit-user-select:all;user-select:all;margin:6px 0;display:block}.remote-entry p{color:#9c8d78;font-size:10px;line-height:1.8}.connected-devices>div{border-bottom:1px solid #f0f2ed;justify-content:space-between;align-items:center;gap:8px;padding:11px 0;display:flex}.connected-devices strong{font-size:11px;font-weight:500;display:block}.connected-devices small{color:#929b86;margin-top:3px;font-size:10px;display:block}.backup-controls{border-top:1px solid #edf0e8;padding:14px 0;font-size:10px}.backup-controls p{color:#88977c;font-size:10px}.backup-controls .text-link{margin:7px 13px 0 0;font-size:10px;display:inline-flex}.sync-footnote{color:#99a08f;flex-direction:column;gap:5px;margin:12px 0;font-size:9px;line-height:1.7;display:flex}.sync-card>.text-link{font-size:10px}.saved-audio{padding:12px 0}.saved-audio audio{width:100%;height:40px}.feed-summary-title{text-align:left;padding:3px 0 0;font-size:13px;line-height:1.55;display:block;color:#1c2824!important}.feed-group-preview{text-align:left;justify-content:space-between;align-items:flex-start;gap:9px;width:100%;padding:4px 0 1px;font-size:11px;line-height:1.6;display:flex;color:#7d8c7c!important}.feed-group-preview>span:first-child{overflow-wrap:anywhere;min-width:0}.feed-group-preview>span:last-child{white-space:nowrap;color:#426e55;flex-shrink:0;align-items:center;gap:1px;display:inline-flex}.group-detail>.event-person{margin-top:24px}.group-detail>h2{color:#315e48;margin:20px 0 8px;font-size:21px;font-weight:550}.group-words{margin-top:14px}.group-word{text-align:left;justify-content:space-between;align-items:center;gap:12px;width:100%;padding:15px 0;display:flex;border-bottom:1px solid #e9eee4!important}.group-word>span{gap:4px;min-width:0;display:grid}.group-word strong{color:#2c4335;overflow-wrap:anywhere;font-size:17px;font-weight:550}.group-word small{color:#7c8e70;font-size:12px}.group-word time{color:#98a18f;font-size:10px}.group-word>svg{color:#7a9470;flex-shrink:0}.bottom-sheet:has(.knowledge-study){height:100%}:is(.bottom-sheet:has(.knowledge-study)>.sheet-handle-zone,.bottom-sheet:has(.knowledge-study)>.sheet-header){flex-shrink:0}.bottom-sheet:has(.knowledge-study)>.sheet-header{padding-bottom:10px}.bottom-sheet:has(.knowledge-study)>.sheet-content{flex:1;min-height:0;display:flex;overflow:hidden;padding:0!important}.knowledge-study{flex-direction:column;flex:1;min-width:0;min-height:0;display:flex}.knowledge-reading{overscroll-behavior:contain;touch-action:pan-y;-webkit-overflow-scrolling:touch;flex:1;min-height:0;padding:0 21px 20px;overflow-y:auto}.study-meta{justify-content:space-between;align-items:center;gap:8px;min-height:44px;display:flex}.study-meta .detail-status{flex-wrap:wrap;gap:6px}.study-meta .detail-status>span:last-child{font-size:10px}.word-pronunciation{white-space:nowrap;border-radius:14px;justify-content:center;align-items:center;gap:6px;min-height:44px;padding:6px 11px;font-size:12px;display:inline-flex;color:#4b7558!important;background:#edf3e8!important}.word-pronunciation[aria-pressed=true]{color:#285e4c!important;background:#dcebd8!important}.knowledge-detail>h2{margin-top:10px;margin-bottom:14px}.study-extra-actions{gap:9px;margin-top:12px;display:flex}.study-extra-actions>button{flex:1;min-height:44px;padding:8px 9px;font-size:12px}.study-relearn{text-underline-offset:4px;min-height:44px;margin-top:8px;text-decoration:underline}.knowledge-actions{padding:8px 21px calc(12px + var(--study-bottom-inset,0px));background:#fafbf7;border-top:1px solid #e5eadf;flex-shrink:0;box-shadow:0 -5px 20px #e7ebdf38}.web-app-screen .knowledge-actions{padding-bottom:calc(12px + var(--web-safe-bottom,0px))}.study-navigation{justify-content:space-between;align-items:center;gap:8px;margin-bottom:8px;display:flex}.study-navigation>button{color:#4b7158;justify-content:center;align-items:center;gap:5px;min-height:44px;padding:6px 9px;font-size:12px;display:inline-flex}.study-navigation>span{text-align:center;gap:2px;min-width:82px;display:grid}.study-navigation strong{font-variant-numeric:tabular-nums;color:#456349;font-size:13px;font-weight:550}.study-navigation small{color:#8d9d7e;font-size:10px}.knowledge-actions>.primary-button{min-height:48px}.study-readonly{color:#8b987e;text-align:center;padding:10px 0 4px;font-size:11px;line-height:1.7}@media (width<=360px){.knowledge-actions,.knowledge-reading{padding-left:17px;padding-right:17px}.word-pronunciation{padding:6px 8px;font-size:11px}.feed-group-preview{flex-wrap:wrap}}.profile-bound{align-items:center;gap:7px;padding-right:3px;display:flex}.profile-bound>span:last-child{gap:1px;display:grid}.profile-bound strong{color:#395c49;font-size:12px;font-weight:550}.profile-bound small{color:#8d9a85;font-size:9px}.curriculum-picker{margin:18px 0 12px}.curriculum-picker .section-heading h2{font-size:16px}.curriculum-picker .chip-row{padding-top:3px;padding-bottom:5px}.curriculum-picker .chip{min-height:44px;padding:6px 12px}.selected-module{background:#eaf1e7;border-radius:13px;margin-top:9px;padding:13px 15px}.selected-module>span{color:#809371;font-size:10px}.selected-module strong{margin:4px 0;font-size:16px;font-weight:550;display:block}.selected-module p{color:#6d8564;font-size:11px;line-height:1.8}.selected-module small{color:#7e9372;margin:9px 0 5px;font-size:10px;display:block}.selected-module progress,.course-module progress{appearance:none;border:0;border-radius:5px;width:100%;height:4px;display:block;overflow:hidden}.knowledge-count{color:#87967b;font-size:11px;margin:10px 0 5px!important}.load-more{margin:16px 0}.course-totals{background:#edf3e8;border-radius:14px;grid-template-columns:repeat(3,1fr);margin-bottom:22px;padding:14px 0;display:grid}.course-totals>span{text-align:center;color:#7b9370;gap:3px;font-size:11px;display:grid}.course-totals strong{color:#3c684a;font-size:24px;font-weight:550}.course-stage{margin-top:20px}.course-stage>h3{color:#7a9069;margin-bottom:7px;font-size:13px;font-weight:550}.course-module{text-align:left;justify-content:space-between;align-items:center;gap:14px;width:100%;padding:16px 0;display:flex;border-bottom:1px solid #e7ecdf!important}.course-module>span:first-child{flex:1;min-width:0}.course-module strong{color:#355a40;font-size:16px;font-weight:550;display:block}.course-module small{color:#829471;margin-top:5px;font-size:11px;line-height:1.8;display:block}.course-module em{color:#8b9c7e;margin:6px 0 9px;font-size:10px;font-style:normal;display:block}.course-module>span:last-child{color:#80966e;white-space:nowrap;align-items:center;gap:4px;font-size:11px;display:flex}.curriculum-sources{color:#7f9271;padding:10px 0 22px;font-size:11px;line-height:1.8}.curriculum-sources summary{cursor:pointer;color:#56764b}.curriculum-sources p{margin:9px 0!important;font-size:11px!important}.curriculum-sources a{color:#527b4a;align-items:center;gap:5px;padding:6px 0;text-decoration:none;display:flex}.exercise-actions>.primary-button{margin-top:15px}.bottom-sheet:has(.knowledge-practice){height:100%}:is(.bottom-sheet:has(.knowledge-practice)>.sheet-handle-zone,.bottom-sheet:has(.knowledge-practice)>.sheet-header){flex-shrink:0}.bottom-sheet:has(.knowledge-practice)>.sheet-content{flex:1;min-height:0;display:flex;overflow:hidden;padding:0!important}.knowledge-practice{flex:1;min-width:0;min-height:0;display:flex}.knowledge-exercise{flex-direction:column;flex:1;min-width:0;min-height:0;display:flex;padding:0!important}.knowledge-exercise>.exercise-reading{overscroll-behavior:contain;touch-action:pan-y;-webkit-overflow-scrolling:touch;flex:1;min-height:0;padding:0 21px 16px;overflow-y:auto}.practice-context{color:#7e9273;align-items:center;gap:6px;font-size:11px;display:flex;margin:2px 0 12px!important}.practice-context>span{white-space:nowrap;color:#8b9b81;margin-left:auto;font-size:10px}.knowledge-exercise h1{margin:6px 0;font-size:20px}.knowledge-exercise .listen-prompt{gap:10px;min-height:150px;padding:16px 0 18px}.knowledge-exercise .listen-circle{width:74px;height:74px}.knowledge-exercise .listen-prompt strong{font-size:15px;line-height:1.6}.knowledge-exercise>.exercise-actions{padding:10px 21px calc(12px + var(--practice-bottom-inset,0px));background:#fafbf7;border-top:1px solid #e5eadf;flex-shrink:0;box-shadow:0 -5px 20px #e7ebdf38}.web-app-screen .knowledge-exercise>.exercise-actions{padding-bottom:calc(12px + var(--web-safe-bottom,0px))}.knowledge-exercise .exercise-actions>.primary-button{min-height:48px;margin-top:0}.practice-saved{color:#759263;justify-content:center;align-items:center;gap:5px;font-size:11px;display:flex;margin:0 0 8px!important}.practice-return{min-height:44px;margin-top:8px}@media (width<=360px){.knowledge-exercise>.exercise-reading,.knowledge-exercise>.exercise-actions{padding-left:17px;padding-right:17px}.practice-context{flex-wrap:wrap}}.round-map-return{margin-top:12px}.learning-levels{margin-top:14px}.level-hint{line-height:1.6;color:#86947b!important;margin:8px 0 13px!important;font-size:10px!important}.example-credit{color:#829475;margin:12px 0 8px;font-size:10px;line-height:1.8}.example-credit summary{cursor:pointer;color:#658160}.example-credit a{color:#47745e;text-underline-offset:2px;text-decoration:underline}.example-credit p{overflow-wrap:anywhere;margin:8px 0!important;font-size:10px!important;line-height:1.9!important}.goal-card>span:nth-child(2){min-width:0}.goal-card strong{line-height:1.5}.goal-card small{line-height:1.7}.learning-levels>button{min-height:44px}.tree-loading{text-align:center;color:#687763;place-content:center;height:100%;margin:0;padding:8px;font-size:13px;display:grid}