:root{--paper:#f7f3ea;--ink:#25362f;--forest:#244b3d;--muted:#667368;--line:#d9d9c9;--wash:#eceee2;--white:#fffdf8;color-scheme:light;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB",sans-serif;font-size:17px;color:var(--ink);background:var(--paper)}*{box-sizing:border-box}body{margin:0;padding-bottom:calc(84px + env(safe-area-inset-bottom));line-height:1.65}button,input{font:inherit}button,a,input,summary{-webkit-tap-highlight-color:transparent}button,summary{cursor:pointer}button{min-height:44px;padding:10px 18px;border:1px solid var(--line);border-radius:5px;color:var(--ink);background:transparent;line-height:1.4}button:disabled{opacity:.35;cursor:default}button:active{background:var(--wash)}:focus-visible{outline:3px solid #a77d37;outline-offset:4px}a{color:inherit}h1,h2,h3,p{margin-top:0}h2{font-size:1.35rem;line-height:1.4}h3{font-size:1rem}p{margin-bottom:1rem}[hidden]{display:none!important}.masthead{max-width:1100px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:calc(22px + env(safe-area-inset-top)) 30px 20px;border-bottom:1px solid var(--line)}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;font-size:1rem;font-weight:650;letter-spacing:.03em}.brand-mark{font:italic 38px Georgia,serif;color:var(--forest);border-right:1px solid var(--line);padding-right:15px;line-height:1.2}.brand small{display:block;font-size:9px;letter-spacing:.16em;font-weight:500;margin-top:3px}.edition{font:italic 22px Georgia,serif;color:var(--muted)}main{max-width:1040px;margin:auto;padding:0 30px}.intro{padding:54px 0 30px}.eyebrow{font-size:.65rem;letter-spacing:.15em;font-weight:650;color:var(--forest);margin-bottom:16px}h1{font:400 clamp(2.7rem,6vw,4.7rem)/1.1 Georgia,"Songti SC",serif;letter-spacing:-.04em;margin-bottom:22px}h1 em{font-weight:400;color:var(--forest)}.intro-copy{font-size:.95rem;color:var(--muted);margin:0}.lesson-card{display:grid;grid-template-columns:1.12fr 1fr;overflow:hidden;background:var(--white);border:1px solid var(--line);border-radius:7px;box-shadow:0 6px 20px #26362e05}.book-preview{position:relative;min-height:360px;overflow:hidden;background:#e4e6d9;padding:30px 34px 0}.book-preview img{display:block;width:100%;box-shadow:0 8px 25px #25362f21;transform:rotate(-3deg);transform-origin:bottom center}.page-stamp{position:absolute;left:20px;top:22px;display:flex;flex-direction:column;align-items:center;background:var(--forest);color:var(--paper);padding:12px 14px;font-size:8px;letter-spacing:.1em;box-shadow:3px 3px 0 #f7f3ea80}.page-stamp strong{font:32px Georgia,serif}.lesson-summary{padding:42px;align-self:center}.lesson-summary h2{font:400 2rem/1.3 Georgia,"Songti SC",serif}.lesson-summary>p:not(.eyebrow):not(.small){font-size:.9rem;color:var(--muted);line-height:1.8}.primary{background:var(--forest);color:var(--white);border-color:var(--forest);display:flex;align-items:center;justify-content:space-between;gap:24px;font-weight:550;padding:14px 22px;min-height:52px}.primary:active{background:#16392b}.lesson-summary .primary{width:100%;margin-top:24px}.small{font-size:.72rem;color:var(--muted);line-height:1.6}.lesson-summary .small{margin-top:13px;margin-bottom:0}.home-notes{padding:28px 0 15px;font-size:.8rem;color:var(--muted)}.home-notes p{margin-bottom:12px}.note-number{font:italic 18px Georgia,serif;color:var(--forest);margin-right:12px}.install{border-top:1px solid var(--line);padding:15px 0;font-size:.8rem}.install summary{min-height:44px;display:flex;align-items:center;gap:10px}.install summary:before{content:'+';font-size:22px}.install[open] summary:before{content:'−'}.install p{max-width:650px;color:var(--muted);margin-bottom:10px}.progress-footer{border-top:1px solid var(--line);margin-top:28px;padding:20px 0;display:flex;gap:16px;justify-content:space-between;align-items:start;font-size:.8rem}.progress-footer .small{margin:4px 0 0}.status-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--forest);margin-right:8px;vertical-align:middle}.text-button{border:0;padding:9px 4px;text-decoration:underline;text-underline-offset:4px;color:var(--forest);font-size:.8rem;white-space:nowrap}.preview-note{text-align:center}.bottom-nav{position:fixed;z-index:5;bottom:0;left:0;right:0;display:flex;justify-content:center;gap:8px;background:#f7f3eaf5;border-top:1px solid var(--line);padding:8px 12px calc(8px + env(safe-area-inset-bottom));backdrop-filter:blur(12px)}.bottom-nav button{border:0;min-width:78px;display:flex;gap:5px;flex-direction:column;align-items:center;color:var(--muted);font-size:22px;line-height:1;padding:7px 14px}.bottom-nav span{font-size:10px;line-height:1.5}.bottom-nav [aria-current=page]{color:var(--forest);background:var(--wash)}.lesson-heading{padding-top:24px}.lesson-heading .eyebrow{margin:25px 0 10px}.lesson-heading h1{font-size:3rem;margin-bottom:10px}.lesson-heading>p:last-child{font-size:.85rem;color:var(--muted)}.section-tabs{display:flex;border-bottom:1px solid var(--line);gap:20px;margin:30px 0 24px;overflow-x:auto}.section-tabs button{flex-shrink:0;border:0;border-radius:0;padding:12px 0;color:var(--muted);font-size:.85rem}.section-tabs [aria-selected=true]{border-bottom:2px solid var(--forest);color:var(--forest);font-weight:650}.section-tabs span{font:italic 14px Georgia,serif;margin-left:3px}.group-tabs{display:flex;gap:8px;margin-bottom:16px}.group-tabs button{font-size:.8rem;padding:10px 16px}.group-tabs [aria-pressed=true]{background:var(--forest);color:white;border-color:var(--forest)}.reader-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px}.reader-toolbar button{font-size:21px;min-width:52px}.reader-toolbar span{font-size:.8rem}.reader-hint{text-align:center;margin:10px 0}.page-stage{background:#e8e8dc;border:1px solid var(--line);padding:12px;min-height:240px;text-align:center;border-radius:4px}.page-stage img{display:block;width:100%;height:auto;max-width:850px;margin:auto}.page-stage>p{padding:32px 6px;font-size:.85rem}.source-note{font-size:.7rem;color:var(--muted);margin:14px 0;line-height:1.7}.audio-slots{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:22px 0}.audio-slot{padding:16px;background:var(--wash);border-left:2px solid #a7b49d;font-size:.75rem}.audio-slot strong{display:block;font-weight:550;margin-bottom:4px}.audio-slot span{color:var(--muted);font-size:.7rem}.section-intro{font-size:.85rem;color:var(--muted)}.video-group{margin:26px 0}.video-group h3{font-size:.7rem;letter-spacing:.08em;color:var(--muted);font-weight:500}.video-option{display:flex;width:100%;align-items:center;gap:14px;text-align:left;background:var(--white);margin-top:8px;padding:16px}.video-option .play-symbol{display:grid;place-items:center;flex-shrink:0;width:37px;height:37px;border-radius:50%;background:var(--wash);color:var(--forest)}.video-option .video-copy{flex:1;font-size:.88rem}.video-option small{display:block;color:var(--muted);font-size:.65rem;margin-top:4px}.video-option[aria-pressed=true]{border-color:var(--forest)}#player-panel{scroll-margin-top:20px;margin:28px 0}#video{width:100%;max-height:65vh;background:#17271f;border-radius:4px}#video-status{font-size:.8rem;margin:10px 0;color:var(--muted)}#documents details{border-top:1px solid var(--line)}#documents summary{padding:18px 0;min-height:60px;font-size:.88rem}#documents pre{white-space:pre-wrap;overflow-wrap:anywhere;font:400 .83rem/1.9 Georgia,"Songti SC",serif;background:var(--white);padding:22px;border:1px solid var(--line);border-radius:4px}.completion{border-top:1px solid var(--line);margin-top:36px;padding:25px 0;display:flex;align-items:center;gap:28px;justify-content:space-between}.completion h2{font-size:1rem;margin-bottom:7px}.completion p{font-size:.75rem;color:var(--muted);margin:0}.completion button{flex-shrink:0;font-size:.85rem}.notice{padding:16px 20px;margin:20px 0;background:#eee6cf;border-left:3px solid #a77d37;font-size:.8rem}.notice p{margin:0 0 10px}.loading{padding:100px 0;text-align:center;color:var(--muted)}.login-panel{max-width:440px;margin:70px auto}.login-panel h1{font-family:Georgia,"Songti SC",serif;font-size:3rem;line-height:1.3}.login-panel>p{color:var(--muted);font-size:.85rem}.login-panel label{display:block;font-size:.8rem;margin:28px 0 8px}.login-panel input{width:100%;min-height:52px;border:1px solid var(--line);border-radius:4px;background:var(--white);padding:10px}.login-panel .primary{margin-top:16px;width:100%}#login-error{color:#8a3427;margin-top:20px}
@media(min-width:800px){.bottom-nav{gap:40px}.intro{padding-top:64px}.lesson-heading,.section-tabs,#reading,#watching,#reference,.completion{max-width:850px;margin-left:auto;margin-right:auto}}
@media(max-width:600px){.masthead{padding:calc(18px + env(safe-area-inset-top)) 22px 17px}main{padding:0 22px}.intro{padding:36px 0 26px}h1{font-size:2.65rem}.intro-copy{font-size:.8rem;max-width:300px;line-height:1.8}.lesson-card{grid-template-columns:1fr}.book-preview{height:245px;min-height:0;padding:27px 48px 0}.book-preview img{max-width:320px;margin:auto}.lesson-summary{padding:27px}.lesson-summary h2{font-size:1.8rem;margin-bottom:15px}.lesson-summary>p:not(.eyebrow):not(.small){font-size:.82rem}.lesson-summary .eyebrow{margin-bottom:12px}.lesson-summary .primary{margin-top:20px}.home-notes{padding-top:24px;font-size:.73rem}.completion{display:block}.completion .primary{margin-top:20px;width:100%;justify-content:center}.section-tabs{gap:24px}.section-tabs button{font-size:.78rem}.audio-slots{grid-template-columns:1fr}.page-stage{padding:5px}.progress-footer{font-size:.73rem;gap:8px}.progress-footer .text-button{font-size:.72rem}.bottom-nav{justify-content:space-around;gap:0}.bottom-nav button{min-width:65px}.login-panel{margin-top:45px}}
@media(prefers-reduced-motion:no-preference){.intro,.lesson-heading{animation:reveal .45s ease-out}@keyframes reveal{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}}
/* Listening stays with the open textbook page; native controls remain full width. */
.audio-slots{display:block}.audio-slot h3{margin-bottom:12px}.audio-slot p{margin-bottom:10px}.audio-track{display:block;width:100%;text-align:left;background:var(--white);margin:8px 0;padding:12px 15px;font-size:.82rem;white-space:normal;overflow-wrap:anywhere}.audio-track span{display:block}.audio-track small{display:block;color:var(--muted);font-size:.66rem;margin-top:5px;line-height:1.7}.audio-track[aria-pressed=true]{border-color:var(--forest);box-shadow:inset 3px 0 var(--forest)}.audio-slot details{border-top:1px solid var(--line);margin-top:16px;padding-top:5px}.audio-slot summary{padding:12px 0;min-height:44px;font-size:.76rem}.audio-player{padding:20px;background:var(--white);border:1px solid var(--line);border-radius:4px;margin:20px 0;scroll-margin-bottom:110px}.audio-heading{display:flex;gap:12px;justify-content:space-between;align-items:start}.audio-heading h3{margin:10px 0;font-size:.95rem;overflow-wrap:anywhere}.audio-heading button{flex-shrink:0}.audio-player audio{display:block;width:100%;min-height:54px;margin:12px 0}.audio-player>p:last-of-type{margin-top:12px}.audio-player>button{font-size:.8rem}
/* Download management remains available even when course access needs renewal. */
.header-tools{display:flex;align-items:center;gap:20px}.downloads-panel{margin:28px 0 40px;padding:26px;background:var(--white);border:1px solid var(--line);border-radius:5px;scroll-margin-top:20px}.downloads-heading{display:flex;justify-content:space-between;align-items:start;gap:16px}.downloads-heading h2{font:400 2rem/1.2 Georgia,"Songti SC",serif;margin-bottom:20px}.downloads-heading .eyebrow{margin-bottom:12px}.download-actions{display:flex;align-items:stretch;flex-wrap:wrap;gap:10px;margin:18px 0}.download-actions button{font-size:.78rem}.download-actions .primary{min-height:44px;padding:10px 18px}.downloads-panel .notice{margin:18px 0}.downloads-panel>progress{display:block;width:100%;height:9px;accent-color:var(--forest);margin:12px 0}.downloads-panel>progress[hidden]{display:none}.download-error{font-size:.8rem;color:#8a3427;overflow-wrap:anywhere}.downloads-panel>p[role=status]{font-size:.8rem;overflow-wrap:anywhere}#download-files details{border-top:1px solid var(--line);margin-top:15px}#download-files summary{padding:14px 0;min-height:48px;font-size:.85rem}.download-file{display:flex;align-items:center;gap:14px;min-height:60px;padding:12px 0;border-top:1px solid var(--line)}.download-file input{width:24px;height:24px;flex-shrink:0;accent-color:var(--forest);margin:8px}.download-file span{min-width:0;overflow-wrap:anywhere}.download-file strong{display:block;font-size:.8rem;font-weight:550}.download-file small{display:block;font-size:.68rem;color:var(--muted);line-height:1.7;margin-top:5px}@media(max-width:600px){.header-tools{gap:12px}.header-tools .edition{display:none}.header-tools .text-button{font-size:.7rem}.downloads-panel{padding:20px 16px}.downloads-heading{gap:8px}.downloads-heading h2{font-size:1.7rem}.download-actions button{flex:1 1 140px}.download-file{gap:8px}}
/* Learner choice shares the existing paper shell; every action keeps a 44px target. */
.profile-current{display:flex;flex-direction:column;justify-content:center;align-items:center;min-width:64px;min-height:44px;padding:5px 9px;color:var(--forest);border-color:var(--line);font-size:.78rem;line-height:1.4}.profile-current small{font-size:.58rem;color:var(--muted);white-space:nowrap}.profile-picker{max-width:650px;margin:48px auto;padding-bottom:20px}.profile-picker h1{font:400 2.5rem/1.3 Georgia,"Songti SC",serif;letter-spacing:-.025em;margin-bottom:18px}.profile-picker>p:not(.eyebrow){font-size:.85rem;color:var(--muted)}.profile-choices{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:28px 0}.profile-choices button{min-height:160px;display:flex;flex-direction:column;align-items:flex-start;gap:10px;padding:22px;background:var(--white);text-align:left;white-space:normal}.profile-initial{font:italic 28px Georgia,serif;color:var(--forest);line-height:1.2}.profile-choices strong{font-size:1.15rem;font-weight:550}.profile-choices small{font-size:.72rem;color:var(--muted);line-height:1.7}.profile-notice{margin:16px 0}.profile-notice:empty{display:none}@media(max-width:600px){.masthead{gap:10px}.masthead .header-tools{gap:8px;flex-shrink:0}.profile-current{min-width:57px;padding:5px 7px}.profile-picker{margin-top:36px}.profile-picker h1{font-size:2rem}.profile-choices{gap:12px}.profile-choices button{padding:18px 14px}.profile-choices small{font-size:.68rem}}@media(max-width:360px){.brand{font-size:.86rem;gap:8px}.brand-mark{font-size:32px;padding-right:10px}.brand small{font-size:7px}.masthead{padding-left:16px;padding-right:16px}.header-tools .text-button{font-size:.65rem}}
/* Five touch targets remain reachable at 320px without changing the paper shell. */
.bottom-nav{gap:0}.bottom-nav button{flex:1 1 0;min-width:0;max-width:100px}.grammar-unit{display:flex;width:100%;align-items:flex-start;gap:16px;min-height:76px;margin:0;border-width:0 0 1px;border-radius:0;text-align:left;padding:16px 4px;background:transparent;white-space:normal}.grammar-number{font:italic 23px Georgia,serif;color:var(--forest);min-width:32px;flex-shrink:0}.grammar-unit>span:last-child{min-width:0;overflow-wrap:anywhere}.grammar-unit strong{display:block;font:400 1.06rem/1.45 Georgia,serif;color:var(--ink)}.grammar-unit strong+span{display:block;font:italic .8rem/1.65 Georgia,serif;color:var(--muted);margin-top:5px}.grammar-unit small{display:block;font-size:.65rem;color:var(--forest);margin-top:8px}#grammar-unit-list>details{border-top:1px solid var(--line)}#grammar-unit-list>details>summary{padding:17px 0;min-height:52px;font-size:.9rem;color:var(--forest)}.grammar-references,.grammar-answer-details{border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:25px 0;padding:4px 0 12px}.grammar-references summary,.grammar-answer-details summary{min-height:48px;padding:13px 0;font-size:.85rem}.grammar-references label{display:block;font-size:.75rem;margin:10px 0}.grammar-references select{width:100%;margin-bottom:12px}.grammar-references>button{margin-bottom:12px}#grammar select{font:inherit;color:var(--ink);min-height:46px;border:1px solid var(--line);border-radius:4px;background:var(--white);padding:9px;max-width:100%}.grammar-reader-heading{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;margin:24px 0 20px}#grammar-reader-title{font:400 1.8rem/1.3 Georgia,serif;overflow-wrap:anywhere;margin-bottom:12px}.grammar-page-controls select{flex:1 1 0;min-width:0;font-size:.8rem!important}.grammar-sync-row{display:flex;align-items:start;justify-content:space-between;gap:15px;margin:24px 0;border-top:1px solid var(--line);padding-top:18px}.grammar-sync-row p{margin:9px 0}.grammar-sync-row button{flex-shrink:0}#grammar-audio-section>h3{font-size:.9rem;margin-top:25px}#grammar-audio-tracks{margin:15px 0}#grammar-loading{font-size:.85rem;color:var(--muted);padding:20px 0}@media(max-width:600px){.grammar-unit{gap:12px}.grammar-unit strong{font-size:1rem}#grammar-reader-title{font-size:1.6rem}.grammar-page-controls{gap:8px}.grammar-page-controls button{min-width:44px;padding:10px}.grammar-sync-row{gap:8px}.grammar-sync-row button{font-size:.7rem}}
/* Electronic reading is scoped to its own container and keeps original pages intact. */
.reading-mode-tabs{display:flex;gap:8px;margin:0 0 18px}.reading-mode-tabs button{min-width:100px;font-size:.8rem}.reading-mode-tabs [aria-selected=true]{background:var(--forest);border-color:var(--forest);color:var(--white)}
.er-reader{--er-context:16px;--er-active:20px;color:var(--ink);min-width:0}.er-heading{padding:5px 0 15px}.er-eyebrow{font-size:10px;letter-spacing:.12em;color:var(--forest);margin-bottom:8px}.er-title{font:italic 31px/1.25 Georgia,serif;color:var(--forest);margin:0 0 10px}.er-note{font-size:11px;line-height:1.7;color:var(--muted);margin:8px 0}.er-tools{display:flex;align-items:end;justify-content:space-between;gap:10px;flex-wrap:wrap;border-bottom:1px solid var(--line)}.er-tabs{display:flex;gap:20px}.er-tab{min-width:44px;min-height:44px;border:0;border-radius:0;padding:10px 0;font-size:13px;color:var(--muted)}.er-tab[aria-selected=true]{border-bottom:2px solid var(--forest);color:var(--forest);font-weight:600}.er-fonts{display:flex;gap:3px;border:0;margin:0;padding:0}.er-fonts legend{font-size:9px;color:var(--muted);padding-bottom:2px}.er-button{min-width:44px;min-height:44px;font-size:13px;padding:9px 14px}.er-fonts .er-button{padding:6px;min-width:44px;border-color:transparent}.er-fonts [aria-pressed=true]{background:var(--wash);border-color:var(--line)}.er-focus-status{font-size:10px;color:var(--forest);margin:10px 0 16px}.er-scene-heading{display:flex;justify-content:space-between;align-items:center;gap:15px;margin:15px 0}.er-scene-heading h3{font-size:20px;font-weight:500;margin:0}.er-scene-heading select{max-width:60%;min-height:44px;padding:8px;border:1px solid var(--line);border-radius:4px;background:var(--white);color:var(--ink);font:inherit;font-size:14px}.er-listen{padding:12px;background:var(--white);border:1px solid var(--line);border-radius:5px;margin-bottom:15px}.er-listen audio{display:block;width:100%;min-height:54px}.er-listen .er-note{font-size:10px;margin:7px 0}.er-dialogue{padding-top:2px}.er-turn{border-bottom:1px solid var(--line);padding:8px 0 10px}.er-speaker{font-size:10px;color:var(--forest);font-weight:600;margin:0 0 2px 12px}.er-sentence{display:block;width:100%;min-width:44px;min-height:44px;padding:6px 10px;margin:0;border:0;border-left:2px solid transparent;border-radius:0;background:transparent;text-align:left;color:var(--ink);font:400 var(--er-context)/1.7 Georgia,"Songti SC",serif;overflow-wrap:anywhere;white-space:normal;scroll-margin-top:12px;scroll-margin-bottom:160px}.er-sentence.er-active{font-size:var(--er-active);font-weight:500;border-left-color:var(--forest);background:#e9eee458;transition:none}.er-current{display:block;font:500 9px/1.5 -apple-system,BlinkMacSystemFont,"PingFang SC",sans-serif;color:var(--forest);margin-bottom:1px;letter-spacing:.08em}.er-input{display:inline-block;font:inherit;font-size:max(16px,1em);width:12ch;max-width:calc(100% - 8px);padding:5px 8px;margin:3px 4px;min-width:0;min-height:44px;border:0;border-bottom:2px solid #6d8776;border-radius:0;background:var(--white);color:var(--ink)}.er-exercise-title{font-size:20px;margin:15px 0}.er-details{border-top:1px solid var(--line);margin-top:20px}.er-details summary{min-height:48px;cursor:pointer;padding:13px 0;font-size:13px;color:var(--forest)}.er-answer{font:400 23px/1.7 Georgia,serif;padding:12px 16px;background:var(--white);margin:5px 0 12px}.er-source-links{display:flex;flex-wrap:wrap;gap:8px}.er-source-links a{display:flex;align-items:center;min-height:44px;padding:9px 12px;border:1px solid var(--line);border-radius:4px;color:var(--forest);background:var(--white);font-size:12px;text-decoration:none}.er-link{min-width:44px;min-height:44px;border:0;text-decoration:underline;text-underline-offset:4px;font-size:12px;color:var(--forest);padding:8px 0}.er-storage-note{font-size:11px;color:#8a3427;line-height:1.7;overflow-wrap:anywhere}.er-storage-note:empty{display:none}.er-navigation{position:sticky;bottom:calc(83px + env(safe-area-inset-bottom));display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--paper);border-top:1px solid var(--line);padding:12px 0;z-index:3;margin-top:20px}.er-navigation .er-button{min-width:95px}.er-navigation span{font:italic 15px Georgia,serif;white-space:nowrap}.er-primary{background:var(--forest);color:var(--white);border-color:var(--forest)}@media(max-width:360px){.er-tools{gap:4px}.er-tabs{gap:15px}.er-fonts{gap:0}.er-title{font-size:28px}.er-navigation{gap:8px}.er-navigation .er-button{min-width:0;flex:1;padding:9px 10px}.er-source-links a{width:100%}.er-sentence{padding-left:9px;padding-right:7px}}@media(prefers-reduced-motion:reduce){.er-reader{scroll-behavior:auto}}

.er-translation{display:block;font:400 var(--er-translation,14px)/1.65 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:#344e41;margin-top:3px;letter-spacing:0;overflow-wrap:anywhere}.er-active .er-translation{font-weight:400}