@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:wght@400;500;600;700;800&family=Manrope:wght@400;500;600;700;800&display=swap');
:root{--green:#204d3c;--ink:#22372f;--muted:#7b847d;--paper:#f8f9f5;--line:#e5e9e1;--orange:#e58d52}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:14px 'Be Vietnam Pro',Arial,sans-serif}button,input,select{font:inherit}button,a,input,select{ -webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #e58d52;outline-offset:3px}.sidebar{position:fixed;inset:0 auto 0 0;width:250px;background:#fff;border-right:1px solid var(--line);padding:32px 22px;display:flex;flex-direction:column;z-index:40}.brand{display:flex;gap:11px;align-items:center;font-size:17px;font-weight:800;letter-spacing:-.7px}.brand-icon{background:var(--green);color:white;border-radius:14px;font:800 34px Manrope,Arial;padding:1px 12px 5px}.brand small{display:block;font-size:8px;letter-spacing:1.6px;font-weight:600;margin-top:7px;color:var(--muted)}.nav-label{font-size:9px;letter-spacing:1.7px;color:#969e96;margin:48px 10px 18px}nav{display:grid;gap:8px}nav a{display:flex;align-items:center;gap:14px;padding:14px 13px;border-radius:9px;color:#6c776f;font-size:13px}nav a.active{background:#eaf1e9;color:var(--green);font-weight:600}nav a:hover{background:#f1f5ef}nav b{margin-left:auto;font-size:10px;background:#dce6d8;padding:3px 6px;border-radius:4px}.sidebar-note{background:#f3f4ec;border-radius:12px;padding:22px 19px;margin-top:auto}.little-book{font-size:24px;color:var(--green);margin-bottom:15px}.sidebar-note strong{font-size:15px;line-height:1.6}.sidebar-note p{font-size:11px;line-height:1.8;color:#879080}.sidebar-bottom{font-size:10px;color:#7e8a7f;line-height:2;padding:24px 4px 0}.sidebar-bottom span{font-size:7px;letter-spacing:.7px}.main-wrap{margin-left:250px}header{height:84px;padding:0 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.feature{padding:24px;border:1px solid var(--line);border-radius:12px;background:#fff}.feature>span{font-size:26px;display:block;margin-bottom:20px;color:#6d8861}.feature .eyebrow{font-size:8px}.feature h3{margin:10px 0;font-size:15px}.feature p{font-size:10px;color:var(--muted);line-height:1.8}.feature b{font-size:10px;color:#57784c;font-weight:500}.feature:hover{background:#f0f4e9}.holiday-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.holiday{padding:22px;border:1px solid var(--line);background:#fff;border-radius:10px}.holiday h3{margin-top:13px;font-size:15px}.holiday p{font-size:11px;color:var(--muted)}.holiday .eyebrow{font-size:8px;line-height:1.9;letter-spacing:1px}.holiday>div:last-child{display:flex;align-items:center;gap:10px;font-size:11px;color:#68825d;line-height:1.7}.sign-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.sign-card{padding:22px;border:1px solid var(--line);background:#fff;border-radius:12px;text-align:center}.sign-card svg{width:110px;height:125px;margin:0 auto 15px}.sign-card h3{font-size:13px;line-height:1.8}.sign-card p{font-size:12px;color:#67835b}.sign-card .sub{font-size:10px;min-height:48px}.sign-example{margin-top:16px;border-top:1px solid var(--line);padding-top:14px;display:flex;align-items:center;gap:9px;font-size:10px;line-height:1.7;text-align:left}.sign-question{display:grid;grid-template-columns:130px 1fr;gap:25px;align-items:center}.sign-question svg{width:110px}.sidebar-note{margin-top:26px;padding:18px}.sidebar-bottom{margin-top:auto}nav{gap:3px}nav a{font-size:11px;padding:12px 10px;gap:9px}.nav-label{margin-top:35px}.explanation{margin-top:12px}.flashcard{border:0}.practice-input{font-family:inherit}.note a{text-decoration:underline}.hint a{text-decoration:underline}@media(max-height:850px){.sidebar-note{display:none}.sidebar-bottom{padding-top:20px}}@media(max-width:1100px){.sign-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:600px){.holiday-grid{grid-template-columns:1fr}.feature-grid{grid-template-columns:1fr}.sign-card{padding:15px}.sign-card h3{font-size:11px}.sign-card svg{width:90px}.sign-question{grid-template-columns:80px 1fr;gap:12px}.sign-question svg{width:75px}.sign-question h3{font-size:13px}}@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
.journey-teaser{display:flex;align-items:center;gap:18px;padding:22px 0;border-bottom:1px solid var(--line)}.journey-teaser b{font-size:12px}.journey-teaser p{font-size:10px;line-height:1.8;color:#899580;margin:6px 0 0}.family-dots{display:flex;padding-left:7px;flex-shrink:0}.family-dots span{width:30px;height:30px;border:2px solid var(--paper);border-radius:50%;display:grid;place-items:center;margin-left:-7px;background:#dce7d1;color:#68815b;font-size:11px;font-weight:600}.family-dots span:nth-child(2){background:#eedac4;color:#a07b50}.family-dots span:nth-child(n+3){background:#e4e7ef;color:#7f8b9f;font-size:9px}.teaser-arrow{margin-left:auto;font-size:22px}.family-intro{margin-top:25px;display:grid;grid-template-columns:1fr 1fr;gap:30px}.family-intro h2{margin:16px 0}.family-intro p{font-size:12px;color:#839078;line-height:2}.family-intro .hint{margin:0}.chapter{background:white;border:1px solid var(--line);border-radius:13px;margin:22px 0;overflow:hidden}.chapter-header{padding:26px;display:flex;gap:24px;background:#edf2e7}.chapter-number{font:800 38px Manrope,Arial;color:#b4c3a6}.chapter-header .eyebrow{font-size:8px;line-height:1.8}.chapter-header h2{font-size:20px;margin-top:8px}.chapter-header p{font-size:11px;color:#7b8d6e;line-height:1.9;margin-bottom:0}.chapter-lessons{padding:10px 26px}.chapter-lessons a{display:flex;align-items:center;gap:18px;padding:17px 0;border-bottom:1px solid #edf0e8}.chapter-lessons a:last-child{border:0}.chapter-lessons strong{font-size:12px;font-weight:500}.chapter-lessons small{display:block;font-size:10px;margin-top:6px;color:#9aa391}.step-num{font:600 13px Manrope;color:#a1b094;min-width:22px}.step-status{margin-left:auto;color:#739468}.story-context{padding:18px;background:#edf2e6;border-radius:10px;margin-top:22px}.story-context>a{font-size:9px;letter-spacing:1px;color:#6a815d;font-weight:600}.story-context p{font-size:11px;line-height:1.8;color:#7d8a73;margin-bottom:0}.term-links{font-size:10px;color:#7e8b73;margin-top:12px}.term-links a{display:inline-block;margin-left:6px;background:white;border-radius:4px;padding:5px 8px;color:#58744b}.role-name{display:block;font-size:9px;color:#819271;margin-bottom:5px}.lesson-navigation{display:flex;gap:12px;justify-content:space-between;margin-top:25px}.lesson-navigation .btn{line-height:1.7}.abbr-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.abbr-card{padding:25px;background:white;border:1px solid var(--line);border-radius:11px}.abbr-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:17px}.abbr-title strong{font:800 28px Manrope;color:var(--green)}.abbr-card h3{font-size:13px;line-height:1.8}.abbr-card>p{font-size:12px;color:#7c8c71;line-height:1.8}.abbr-card .hint{font-size:10px;padding:13px;margin:14px 0;min-height:64px}.abbr-example{display:flex;gap:12px;align-items:flex-start;font-size:11px;line-height:1.8}.abbr-example small{display:block;color:#929d89;font-size:10px;margin-top:5px}nav a{padding:10px 9px}.nav-label{margin-top:28px;margin-bottom:14px}.sidebar{padding-top:26px}.sidebar-bottom{font-size:9px}@media(max-width:780px){.family-intro{grid-template-columns:1fr}.chapter-header{padding:22px;gap:15px}.chapter-number{font-size:29px}.chapter-header h2{font-size:18px}.abbr-grid{grid-template-columns:1fr}.journey-teaser{gap:12px}.journey-teaser p{font-size:9px}.family-dots span{width:25px;height:25px}}@media(max-width:480px){.family-dots{display:none}.chapter-lessons{padding:8px 18px}.chapter-lessons strong{font-size:11px}.lesson-navigation .btn{font-size:10px;padding:10px}.sidebar{overflow-y:auto}.sidebar-bottom{margin-top:20px}}

.visitor-stats{margin:20px 44px 32px;padding:26px;border:1px solid #dbe2d8;border-radius:18px;background:#fff}.visitor-stats h2{font-size:21px}.visit-summary{display:flex;gap:32px;flex-wrap:wrap;margin:18px 0}.visit-summary strong{display:block;font-size:30px;color:#204d3c}.visit-summary span{font-size:13px;color:#617066}.visit-countries{padding:0;list-style:none;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 25px}.visit-countries li{display:flex;justify-content:space-between;gap:12px;background:#f4f7f1;border-radius:9px;padding:11px 14px}.visit-countries .country-name{overflow-wrap:anywhere}.visit-countries b{white-space:nowrap}@media(max-width:650px){.visitor-stats{margin:16px;padding:18px}.visit-countries{grid-template-columns:1fr}.visitor-stats .section-title{gap:10px}}

.welcome-hero{margin:0 0 30px;border-radius:20px;overflow:hidden;background:#fffdf4;border:1px solid #e2e6db}.welcome-hero img{display:block;width:100%;height:auto}.welcome-actions{display:flex;gap:12px;flex-wrap:wrap;padding:20px 24px}@media(max-width:650px){.welcome-hero{border-radius:14px}.welcome-actions{padding:14px;gap:10px}.welcome-actions .btn{width:100%;justify-content:center;text-align:center}}

.topic-image{display:block;object-fit:cover;background:#eff3e9;width:100%;height:auto}.topic-image-banner{max-height:340px;object-fit:contain;border-radius:16px;margin:22px auto;background:#f7f7ef}.topic-image-card{aspect-ratio:3/2;border-radius:12px;margin-bottom:18px}.lesson-card{overflow:hidden}@media(max-width:650px){.topic-image-banner{max-height:260px;margin:16px auto;border-radius:12px}.topic-image-card{margin-bottom:13px}}

.topic-image-flash{width:min(100%,420px);margin:18px auto 8px;border-radius:12px;max-height:240px;object-fit:contain}

.language-bar{padding:16px 44px 0}.language-bar label{display:flex;align-items:center;gap:14px;justify-content:flex-end;font-size:13px;color:#4c6256}.language-bar select{max-width:100%;min-width:180px;border:1px solid #d7dfd3;border-radius:10px;background:white;color:#204d3c;padding:10px 13px}.language-bar p{font-size:12px;line-height:1.7;padding:10px 14px;background:#edf3e8;border-radius:10px;margin:12px 0 0;color:#536a5b}.language-bar [hidden]{display:none}@media(max-width:650px){.language-bar{padding:14px 20px 0}.language-bar label{justify-content:space-between;flex-wrap:wrap;gap:8px}.language-bar select{min-width:165px;flex:1;max-width:100%}.language-bar p{font-size:12px}.nav-label,nav span{overflow-wrap:anywhere}}

.vocab-games{margin-top:24px;clear:both}.game-menu{display:flex;gap:10px;flex-wrap:wrap}.game-view:not(:empty){margin-top:20px;padding-top:16px;border-top:1px solid #dce4d7}.matching-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:15px}.matching-grid>div{display:flex;flex-direction:column;gap:10px}.match-tile{padding:13px 12px;border:1px solid #cdd8c8;background:#fff;border-radius:10px;color:#22372f;font:inherit;text-align:center;min-height:50px;overflow-wrap:anywhere}.match-tile.selected{background:#fff0dc;border:2px solid #b87336}.match-tile:disabled{opacity:.72;background:#e2efdf}.game-options{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px}.game-options .game-correct{background:#d5edce;border-color:#387a36}.game-options .game-incorrect{background:#f9dfd8;border-color:#b34d3c}.game-progress{font-size:13px;color:#5f7566;margin:12px 0}.game-status,.game-feedback{min-height:24px;color:#365d42;margin-top:14px}.letter-answer{padding:14px;border:1px dashed #8fa38a;border-radius:10px;min-height:55px;font-size:20px;letter-spacing:3px;word-break:break-all;background:#f7faf3}.letter-tiles{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}.letter-tile{width:39px;height:42px;border:1px solid #a8b8a0;border-radius:8px;background:#fff;font-weight:700;color:#204d3c}.letter-tile:disabled{opacity:.25}.game-result{padding:18px;background:#edf5e8;border-radius:12px}.game-result h4{margin:0;font-size:21px}@media(max-width:650px){.matching-grid{gap:9px}.match-tile{font-size:13px;padding:11px 8px}.game-options{grid-template-columns:1fr}.letter-tile{width:35px;height:39px}.game-menu>.btn{flex:1;white-space:nowrap}}

/* Group navigation around the learner's next action. */
.sidebar{overflow-y:auto;padding:24px 18px}.sidebar .brand{margin:0 4px 22px}.sidebar nav{gap:15px}.nav-group{display:grid;gap:3px}.nav-group .nav-label{display:block;font-size:9px;font-weight:700;letter-spacing:1.2px;margin:0 10px 6px;color:#849084}.nav-group a{padding:10px 11px;gap:10px;font-size:12px;line-height:1.45}.nav-group a i{width:18px;text-align:center;font-style:normal;font-size:16px;flex-shrink:0}.sidebar-bottom{margin-top:22px;padding:16px 8px 0;border-top:1px solid var(--line);font-size:10px}.topic-chapter{margin:30px 0 44px}.topic-chapter .section-title h2{font-size:19px}.topic-count{font-size:12px;color:var(--muted);white-space:nowrap}.collection-links{display:flex;gap:10px;flex-wrap:wrap;margin:22px 0}.nav-group a.active{box-shadow:inset 3px 0 #204d3c}@media(max-width:780px){.sidebar{padding-bottom:30px}.topic-chapter .section-title h2{font-size:17px}}

.feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}@media(max-width:480px){.feature-grid{grid-template-columns:1fr}}

.header-right{flex-wrap:wrap;justify-content:flex-end;gap:10px 16px}.header-right #voiceChoice{max-width:230px}.voice-availability{font-size:11px;color:var(--muted);line-height:1.7;margin:10px 42px 0}.voice-availability[hidden]{display:none}@media(max-width:650px){header{height:auto;min-height:84px;padding-top:14px;padding-bottom:14px;gap:12px}.header-right{gap:8px;max-width:85%}.header-right label{display:flex;align-items:center;gap:5px}.header-right #voiceChoice{max-width:170px}.voice-availability{margin:10px 20px 0}}

.default-voice-pair{display:inline-block;font-size:11px;color:var(--green);padding:9px 12px;background:#f2f5ee;border-radius:7px;white-space:nowrap}
/* Spin & Speak */
.spin-speak h3{margin:10px 0 14px}.spin-layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:28px;margin-top:26px;align-items:start}.spin-controls{text-align:center}.spin-wheel-wrap{position:relative;width:220px;height:220px;margin:0 auto 22px}.spin-wheel{position:relative;width:100%;height:100%;border:7px solid #fff;border-radius:50%;box-shadow:0 3px 18px #204d3c22;transition:transform 1.1s cubic-bezier(.15,.65,.15,1)}.spin-pointer{position:absolute;z-index:2;top:-9px;left:calc(50% - 13px);border-left:13px solid transparent;border-right:13px solid transparent;border-top:28px solid #22372f}.spin-number{position:absolute;left:calc(50% - 13px);top:calc(50% - 13px);width:26px;height:26px;color:var(--number-color);font-size:20px;font-weight:700;transform:rotate(var(--angle)) translateY(-75px) rotate(calc(-1 * var(--angle)))}.spin-center{position:absolute;inset:calc(50% - 32px);width:64px;height:64px;border:4px solid #f8f9f5;border-radius:50%;background:#fff;display:grid;place-items:center;font-size:11px;font-weight:700;color:#204d3c}.spin-prompt{padding:24px;border:1px solid var(--line);border-radius:18px;min-height:255px;overflow-wrap:anywhere}.spin-prompt h4{font-size:21px;line-height:1.4;margin:18px 0}.spin-cue{font-size:20px;line-height:1.6;color:#204d3c}.spin-instruction{margin-top:24px}.spin-answer{margin-top:18px}.spin-answer[hidden]{display:none}.spin-count{font-size:13px;line-height:1.6}.spin-controls .btn{min-height:48px}.tabs .tab{white-space:nowrap}@media(max-width:700px){.spin-layout{grid-template-columns:1fr;gap:16px}.spin-prompt{padding:18px}.spin-wheel-wrap{width:200px;height:200px}.spin-number{transform:rotate(var(--angle)) translateY(-65px) rotate(calc(-1 * var(--angle)))}}@media(prefers-reduced-motion:reduce){.spin-wheel{transition:none}}

.inline-spin-game{margin-top:28px;padding-top:24px;border-top:1px solid var(--line)}.inline-spin-game .spin-layout{grid-template-columns:220px minmax(0,1fr);gap:20px}@media(max-width:850px){.inline-spin-game .spin-layout{grid-template-columns:1fr}}

.lesson-actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.lesson-heading{flex-wrap:wrap}.lesson-actions .btn{min-height:44px}

.vocabulary-flashcards{margin-top:28px;padding:24px;border:1px solid var(--line);border-radius:20px;background:#fff}.flashcard-filters{display:flex;gap:14px;flex-wrap:wrap;margin:20px 0}.flashcard-filters label{flex:1;min-width:200px;display:flex;flex-direction:column;gap:8px}.flashcard-filters select,.flashcard-filters input{max-width:100%;width:100%;min-height:46px;border:1px solid var(--line);border-radius:10px;padding:10px;background:#fff;color:var(--ink)}.word-flashcard{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:22px;width:100%;min-height:250px;padding:30px 22px;border:1px solid #cbd8c8;border-radius:20px;background:#f3f6ee;color:var(--ink);text-align:center;cursor:pointer;overflow-wrap:anywhere}.word-flashcard strong{font-size:clamp(24px,4vw,34px);line-height:1.4}.word-flashcard.is-flipped{background:#edf5f0;border-color:#204d3c}.flashcard-example{font-size:18px;line-height:1.65;max-width:650px}.flashcard-audio,.flashcard-controls{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.flashcard-controls .btn{min-height:46px}.flashcard-progress{font-weight:700}.word-flashcard:focus-visible{outline:3px solid #d5824c;outline-offset:4px}@media(max-width:600px){.vocabulary-flashcards{padding:18px}.flashcard-controls .btn{flex:1 1 42%}.word-flashcard{min-height:230px;padding:24px 15px}}

.learning-account-bar{display:flex;gap:16px;align-items:center;flex-wrap:wrap;padding:12px 5%;font-size:13px;border-bottom:1px solid #dce3d8}.learning-account-bar a{color:#204d3c;font-weight:700}.learning-account-bar span{color:#6c786c}.flashcard{width:100%}.flash-actions small{font-size:12px}

.ai-speaking{margin-top:24px;border-top:1px solid #dce3d8;padding-top:20px}.feedback-scores{display:flex;gap:16px;flex-wrap:wrap}.feedback-scores span{padding:10px;background:#eaf0e6;border-radius:8px}.dialogue-video video{display:block;width:100%;height:auto;background:#172c24;border-radius:14px;margin:14px 0}.dialogue-video{margin-bottom:30px}.quiz-explanation{background:#edf3e9;padding:12px;border-radius:10px;margin-top:10px}

/* A calm, short daily practice flow. */
.today-teaser{display:flex;align-items:center;gap:22px;flex-wrap:wrap;margin:26px 0;padding:26px 30px;border:1px solid #d4dfd1;border-radius:22px;background:#edf3e7}.today-teaser>div{flex:1;min-width:220px}.today-teaser h2{margin:8px 0}.today-teaser p{margin:0;color:#596958}.guided-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin:25px 0}.guided-steps>div{display:flex;align-items:center;gap:10px;padding:14px;border:1px solid #dce2d7;border-radius:14px;color:#737f70;background:#fff}.guided-steps b{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:#eef1e9;flex-shrink:0}.guided-steps .active{border-color:#204d3c;background:#edf4ee;color:#204d3c}.guided-steps .done{color:#204d3c}.guided-steps .done b{background:#204d3c;color:white}.guided-topic{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;margin:20px 0}.guided-topic label{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.guided-topic select{max-width:100%;width:340px}.guided-panel{max-width:880px}.guided-panel h2{margin-top:0}.guided-panel>.btn{margin-top:18px}.guided-summary{display:flex;gap:20px;flex-wrap:wrap;margin:24px 0}.guided-summary>span{padding:16px 22px;background:#edf3e7;border-radius:16px}.guided-summary b{font-size:25px;margin-inline-end:7px}.mistake-layout{display:grid;grid-template-columns:minmax(190px,280px) minmax(0,1fr);gap:22px;align-items:start}.mistake-list{display:flex;flex-direction:column;gap:10px;max-height:620px;overflow:auto}.mistake-item{font:inherit;text-align:start;background:white;border:1px solid #dce2d7;border-radius:14px;padding:16px;cursor:pointer;display:flex;flex-direction:column;gap:7px;color:#344b3f}.mistake-item.active{border:2px solid #204d3c;background:#f0f5ec}.mistake-item>span,.mistake-item small{font-size:12px;color:#6d786a}.guided-question{margin:18px 0}.guided-question .option{display:flex;gap:9px;align-items:start;margin:8px 0;padding:13px;border:1px solid #dce2d7;border-radius:12px}.mistake-layout .text-link{display:inline-block;margin-top:22px}.shadow-practice{margin:20px 0}.shadow-card{border:1px solid #dce2d7;background:#f5f7f1;border-radius:18px;padding:24px;margin:18px 0}.shadow-card blockquote{font-size:clamp(21px,3vw,29px);line-height:1.6;font-weight:600;margin:20px 0;color:#204d3c;overflow-wrap:anywhere}.shadow-hidden{padding:24px 0;color:#687765}.shadow-rubric{display:flex;flex-direction:column;gap:12px;border:1px solid #dce2d7;border-radius:14px;padding:18px;margin:20px 0}.shadow-rubric legend{padding:0 8px;font-weight:600}.shadow-rubric label{display:flex;gap:10px;align-items:start}.shadow-rubric input{margin-top:4px;accent-color:#204d3c}.guided-finish{text-align:center;padding:20px 0}.finish-icon{display:inline-grid;place-items:center;background:#204d3c;color:#fff;border-radius:50%;width:64px;height:64px;font-size:32px;margin-bottom:20px}.guided-finish .flash-actions{justify-content:center}button:disabled{opacity:.5;cursor:default}#shadowStatus{min-height:1.5em;font-size:14px;color:#526650}.guided-steps,.today-teaser,.shadow-card,.mistake-item{overflow-wrap:anywhere}
@media(max-width:650px){.today-teaser{padding:22px}.today-teaser>.btn{width:100%;text-align:center}.guided-steps{gap:6px}.guided-steps>div{padding:10px 4px;flex-direction:column;font-size:11px;text-align:center;gap:6px}.guided-topic{align-items:stretch}.guided-topic label,.guided-topic select{width:100%}.mistake-layout{grid-template-columns:1fr}.mistake-list{flex-direction:row;max-height:none;overflow:auto;padding-bottom:8px}.mistake-item{min-width:185px;max-width:220px}.shadow-card{padding:17px}.guided-summary{gap:8px}.guided-summary>span{flex:1;min-width:85px;padding:12px;font-size:12px}.guided-summary b{display:block}.shadow-practice .flash-actions{gap:9px}.shadow-practice .btn{font-size:13px;padding:12px 15px}}

.interview-intro{display:grid;grid-template-columns:minmax(200px,1fr) minmax(0,1.35fr);gap:28px;align-items:center;margin:26px 0}.interview-intro img{display:block;width:100%;height:auto;border-radius:16px}.interview-intro h2{margin-top:0}.interview-questions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.interview-question h3{margin:10px 0 18px}.interview-line{display:flex;align-items:start;gap:12px;justify-content:space-between;line-height:1.7}.interview-line .icon-btn{flex-shrink:0}.interview-question details{border-top:1px solid #e3e8df;margin-top:18px;padding-top:16px}.interview-question summary{cursor:pointer;font-weight:600;color:#204d3c}.interview-star{margin:26px 0}.interview-star-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.interview-star-grid>div{display:flex;flex-direction:column;align-items:center;text-align:center;gap:9px;padding:18px 10px;border-radius:14px;background:#f0f5ec}.interview-star-grid b{font-size:30px;color:#204d3c}.interview-star-grid span{font-size:13px;color:#63705f}.interview-teaser h2{font-size:24px}.short-scenario{margin:24px 0}.short-scenario video{display:block;width:100%;max-width:880px;height:auto;border-radius:18px;background:#183c2e}.short-scenario .tag{display:inline-block;margin-bottom:14px}@media(max-width:700px){.interview-intro,.interview-questions{grid-template-columns:1fr}.interview-star-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.interview-intro{gap:18px}.interview-question{padding:22px}.interview-intro .btn{font-size:13px}}

.quick-quiz{max-width:820px}.quick-quiz progress,#offlineStatus progress{width:100%;height:12px;accent-color:#204d3c;margin-bottom:24px}.quiz-sign{max-width:160px;margin:16px auto 24px}.quiz-sign svg{width:100%;height:auto}.quiz-abbr{text-align:center;font-weight:750;font-size:clamp(36px,7vw,68px);color:#204d3c;padding:20px}.quick-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:22px 0}.quick-option{display:flex;align-items:start;gap:12px;text-align:start;padding:18px;border:2px solid #dce2d7;background:white;border-radius:15px;font:inherit;line-height:1.5;color:#293d32;cursor:pointer}.quick-option>span{border-radius:50%;width:25px;height:25px;flex-shrink:0;background:#edf3e7;text-align:center;font-size:13px;line-height:25px}.quick-option.correct{border-color:#31724b;background:#edf8ed}.quick-option.incorrect{border-color:#b65043;background:#fff1ed}.quick-option:disabled{opacity:1}.quiz-score{font-size:42px;font-weight:700;color:#204d3c}.offline-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}#offlineLesson{max-width:100%;width:400px;margin:12px 10px 12px 0}[data-offline-save]{margin-bottom:18px}.quick-option:focus-visible{outline:3px solid #d5824c;outline-offset:3px}@media(max-width:650px){.quick-options,.offline-list{grid-template-columns:1fr}.quick-option{padding:15px}}

/* Learner-led practice and interactive video */
.roleplay-lab,.video-practice{padding:24px 0 32px;border-bottom:1px solid #dce3d7;margin-bottom:30px}.roleplay-lab .practice-input{display:block;min-height:110px;width:100%;box-sizing:border-box;margin:10px 0 16px}.roleplay-lab .inline-controls{justify-content:space-between;gap:12px}.roleplay-lab select{max-width:100%}.roleplay-answer{margin-top:20px}.interactive-screen{position:relative;max-width:768px;margin:20px auto;border-radius:18px;overflow:hidden;background:#193a2d}.interactive-screen video{display:block;width:100%;height:auto}.interactive-cover{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:12px;background:#193a2df5;color:white;padding:24px;text-align:center}.interactive-cover strong{font-size:clamp(22px,4vw,34px)}.interactive-cover[hidden],[hidden]{display:none!important}.video-practice-status{padding:16px;background:#eef2e9;border-radius:12px;margin:16px 0}.video-practice-answer{border-inline-start:4px solid #204d3c;padding:0 16px;margin:16px 0}.video-practice .flash-actions{flex-wrap:wrap;gap:12px}.video-practice .btn{white-space:normal}

.practice-ballot{margin:28px 0;padding:22px;border:2px solid var(--green,#245642);border-radius:16px;background:#fff}.practice-ballot .ballot-option{display:flex;align-items:flex-start;gap:12px;padding:12px;margin:8px 0;border:1px solid #d7dfd5;border-radius:10px}.ballot-option input{flex-shrink:0;margin-top:5px;min-width:20px;min-height:20px}.ballot-feedback{padding:12px;background:#f5f2e7;border-radius:8px}#practiceBallotResult{margin-top:20px;padding:16px;border:2px solid #245642;border-radius:12px}.practice-ballot legend{max-width:100%}.practice-ballot fieldset{min-width:0}@media(max-width:600px){.practice-ballot{padding:14px}}

/* Expanded grammar and course assessment */
.course-form .question{margin:20px 0}.course-form .answer-input{display:block;width:100%;max-width:100%;margin-top:10px}.course-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr));gap:18px}.course-grid .panel{margin:0}.course-grid h2{font-size:1.25rem}.course-grid details{margin-top:18px}.course-partners{display:grid;gap:12px;margin:22px 0}.course-feedback{border-left:3px solid #ad603b;padding:10px 12px;background:#fff7ed;color:#603921}.course-feedback.course-correct{border-color:#245b46;background:#eef7f0;color:#204d3c}.course-picture{display:block;width:100%;max-width:720px;height:auto;border-radius:14px}.course-scores{display:flex;flex-wrap:wrap;gap:18px;margin:20px 0}.course-scores label{display:flex;gap:10px;align-items:center}.course-production{margin:30px 0;padding-top:20px;border-top:1px solid #d5ded6}.course-result:empty{display:none}.course-form select{max-width:100%}.course-language h3{margin-top:24px}

/* Detailed quiz answers must occupy separate rows, including wrapped translations. */
#detailedLessonQuiz .option{display:flex;align-items:flex-start;gap:10px;width:100%;min-width:0;max-width:100%;margin:10px 0;line-height:1.6;white-space:normal}
#detailedLessonQuiz .option input[type="radio"]{flex:0 0 auto;margin:4px 0 0}
#detailedLessonQuiz .option>span{min-width:0;overflow-wrap:anywhere}

.depth-table-wrap{overflow-x:auto;margin:18px 0}.depth-table{width:100%;border-collapse:collapse;font-size:.92rem}.depth-table th,.depth-table td{padding:12px;text-align:left;vertical-align:top;border:1px solid #d5ded6}.depth-table th{background:#eef3ec}.depth-focus{border-top:1px solid #d5ded6;margin-top:28px;padding-top:10px}.depth-model p{margin:10px 0}.depth-checks{padding:16px;background:#f2f6ee;border-radius:12px;margin:18px 0}.depth-checks label{display:block;margin:10px 0}.depth-tracker{display:grid;gap:12px;margin:18px 0}.depth-tracker label{display:block}.depth-tracker input{display:block;width:100%;max-width:100%;margin-top:6px}.depth-tracker input[type=date]{padding:12px;border:1px solid #d5ded6;border-radius:10px}.depth-glossary-item{padding:14px 0;border-bottom:1px solid #d5ded6}.depth-glossary-item strong,.depth-glossary-item span{display:block}.depth-glossary-item div{font-size:.87rem;margin-top:5px}@media(max-width:600px){.depth-table{font-size:.86rem}.depth-table th,.depth-table td{padding:8px;min-width:110px}}

/* Paperback companions */
.books-author{color:var(--muted,#68776d);margin:14px 0 28px}.books-grid{display:grid;gap:30px;margin:28px 0}.book-card{display:grid;grid-template-columns:minmax(180px,290px) minmax(0,1fr);gap:34px;padding:30px;background:#fff;border:1px solid #dfe4d9;border-radius:22px;align-items:center}.book-cover-link{display:block;max-width:290px;justify-self:center}.book-cover-link img{display:block;width:100%;height:auto;box-shadow:0 14px 30px #19362a25;border-radius:3px}.book-info h2{font-size:27px;margin:18px 0 6px;line-height:1.2}.book-info h3{font-size:21px;color:#42654f;margin:0 0 18px}.book-info p,.book-info li{line-height:1.65}.book-info ul{padding-left:20px;margin-bottom:26px}.books-teaser{display:flex;gap:24px;align-items:center;justify-content:space-between}.books-teaser h2{margin:0}.books-teaser p{margin-bottom:0}.books-teaser .btn{flex-shrink:0}.books-note{margin-top:32px}.book-cover-link:focus-visible{outline:3px solid #204d3c;outline-offset:6px}@media(max-width:700px){.book-card{grid-template-columns:1fr;padding:24px;gap:24px}.book-cover-link{max-width:235px}.book-info h2{font-size:25px}.books-teaser{align-items:flex-start;flex-direction:column}}

.book-author-profile{padding:34px;margin:34px 0;background:#fff;border:1px solid #dfe4d9;border-radius:22px}.book-author-header{display:grid;grid-template-columns:210px minmax(0,1fr);align-items:center;gap:32px;margin:24px 0}.book-author-photo{width:210px;height:210px;object-fit:cover;border-radius:14px}.book-author-header h2{font-size:clamp(20px,2.2vw,29px);line-height:1.25;white-space:nowrap;margin:0 0 16px;letter-spacing:-.5px}.book-author-roles{font-size:12px;font-weight:700;letter-spacing:1.4px}.book-author-header p{font-size:14px}.book-author-header blockquote{font-family:Georgia,serif;font-size:28px;line-height:1.2;color:#2b5663;margin:22px 0 0}.book-author-bio p{line-height:1.8;margin:18px 0}.book-author-profile h3{font-size:18px;margin:28px 0 12px}.book-author-publications{padding-left:21px}.book-author-publications li{line-height:1.6;margin:9px 0}.book-author-websites{display:flex;flex-wrap:wrap;gap:12px}@media(max-width:700px){.book-author-profile{padding:24px}.book-author-header{grid-template-columns:1fr;gap:24px}.book-author-photo{width:190px;height:190px}.book-author-header h2{font-size:clamp(15px,4.3vw,24px)}.book-author-header blockquote{font-size:26px}}

.learn-with-author small{display:block;font-size:.82em;font-weight:400;line-height:1.5;margin-top:5px}

/* Cover-led book display, matching the mobile reference. */
.books-showcase{display:grid;gap:28px;max-width:620px;margin:28px auto 40px}.book-showcase-card{padding:30px;border:1px solid #d5dfd9;border-radius:24px;background:#f5f8f5;min-width:0}.book-showcase-cover{display:block;width:100%;color:inherit}.book-showcase-cover img{display:block;width:100%;height:auto;border-radius:3px;box-shadow:0 18px 28px #1c433423}.book-showcase-button{display:block;width:100%;margin-top:30px;padding:22px 20px;border-radius:18px;background:#09695e;color:white;text-decoration:none;font-size:clamp(16px,2.2vw,22px);font-weight:700;line-height:1.55;text-align:left;box-sizing:border-box}.book-showcase-button:hover{background:#07584f}.book-showcase-button:focus-visible,.book-showcase-cover:focus-visible{outline:3px solid #204d3c;outline-offset:5px}.book-accessible-title{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}@media(max-width:600px){.book-showcase-card{padding:20px;border-radius:22px}.book-showcase-button{margin-top:24px;padding:18px 16px;border-radius:16px;font-size:17px}.books-showcase{gap:24px}}

.slang-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:20px 0}.slang-entry{min-width:0}.slang-entry[hidden]{display:none}.slang-entry p,.slang-entry strong{overflow-wrap:anywhere}.slang-line{display:flex;align-items:center;justify-content:space-between;gap:12px}.slang-line button{flex-shrink:0}.slang-topic{display:block;color:inherit;text-decoration:none}.slang-topic:hover{outline:2px solid #204d3c}.slang-answer-label{display:block}.slang-answer-label textarea{display:block;width:100%;margin:10px 0}.slang-tools{margin:16px 0}#slangSearchResults .slang-entry{margin:12px 0}@media(max-width:760px){.slang-grid{grid-template-columns:1fr}.slang-line{align-items:flex-start}}

.slang-topic-image{display:block;width:100%;height:auto;aspect-ratio:3/2;object-fit:cover;border-radius:12px;margin:0 0 18px}.slang-topic-hero{margin:20px 0 24px;max-width:768px}.slang-hero{display:block;width:100%;height:auto;aspect-ratio:3/2;object-fit:cover;border-radius:16px}.slang-topic{overflow:hidden}.slang-topic:focus-visible{outline:3px solid #204d3c;outline-offset:3px}@media(max-width:760px){.slang-topic-hero{margin:16px 0}.slang-hero{border-radius:12px}}

/* Keep intrinsic image sizes from widening mobile grid tracks. */
.main-wrap,main#app{min-width:0}.slang-grid{min-width:0;max-width:100%}.slang-grid>*{min-width:0;max-width:100%}.slang-topic{width:100%;min-width:0;max-width:100%;box-sizing:border-box;overflow-wrap:anywhere}.slang-topic-image,.slang-hero{width:100%;max-width:100%;height:auto}.slang-topic-hero{width:100%;min-width:0;max-width:768px}.slang-line>strong,.slang-line>p,.slang-line>h3{min-width:0;overflow-wrap:anywhere}@media(max-width:760px){.slang-grid{grid-template-columns:minmax(0,1fr)}.slang-topic{padding:18px}.slang-topic-image{margin-bottom:14px}.slang-topic h2{font-size:21px;line-height:1.35}.slang-topic-hero{max-width:100%}}

.welcome-actions .slang-home-link{flex-basis:100%;background:#f3e5ce;color:#204d3c;border:1px solid #d8c6a7;justify-content:center;text-align:center;white-space:normal;overflow-wrap:anywhere}.welcome-actions .slang-home-link:hover{background:#ead8b8}