@font-face{font-family:localserif;src:local('Georgia')}*{box-sizing:border-box}body{margin:0;background:#f7f8f3;color:#213e34;font-family:Segoe UI,system-ui,sans-serif;font-size:15px}button,input,select,textarea{font:inherit}button,a,input,select,textarea{outline-offset:4px}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:wait;opacity:.6}a{color:#245b49}h1,h2,h3,p{margin-top:0}h1,h2{font-family:localserif,Georgia,serif;font-weight:400;letter-spacing:-1px}h1{font-size:clamp(32px,3.3vw,48px);line-height:1.13;margin-bottom:18px}h2{font-size:29px}h3{font-size:17px}p{line-height:1.65}small,.muted{color:#64796e}.shell{display:flex;min-height:100vh}.sidebar{width:242px;flex-shrink:0;background:#edf1e8;border-right:1px solid #d9e1d4;padding:31px 22px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.brand{display:flex;align-items:center;gap:8px;font-size:28px;font-weight:650;text-decoration:none;letter-spacing:-1px}.mark{background:#284c3f;color:#eff7dc;border-radius:12px;padding:2px 11px;font-family:Georgia,serif;font-size:30px}.local{font-size:9px;letter-spacing:1px;align-self:flex-end;margin-bottom:8px;color:#6d8068}.eyebrow{font-size:10px;letter-spacing:1.7px;font-weight:700;color:#7d8c70;margin-top:40px;margin-bottom:16px}.sidebar nav{display:grid;gap:7px}.sidebar nav button{border:0;background:none;text-align:left;padding:13px 11px;display:flex;gap:12px;align-items:center;color:#5b7063;border-radius:9px}.sidebar nav button.active{color:#183c2e;background:#dce6d1;font-weight:650}.sidebar nav button:hover{background:#e1e8d9}.sidebar-bottom{margin-top:auto;padding-top:35px;font-size:12px}.sidebar-bottom small{display:block;margin-top:12px;line-height:1.8}.dot{width:7px;height:7px;background:#63804b;display:inline-block;border-radius:50%;margin-right:6px}.workspace{flex:1;min-width:0}header{min-height:90px;padding:18px 44px;border-bottom:1px solid #e0e5db;display:flex;justify-content:space-between;align-items:center;gap:20px}#breadcrumb{font-size:13px;color:#697b6e}.selects{display:flex;gap:22px}.selects label{font-size:10px;text-transform:uppercase;letter-spacing:1px;color:#6a7d70;display:grid;gap:4px}.selects select{border:0;background:none;color:#284b3d;font-weight:600;font-size:14px;padding:3px 20px 3px 0}main{max-width:1330px;padding:40px 44px 60px;margin:auto;min-height:75vh}.kicker{text-transform:uppercase;letter-spacing:2px;font-size:10px;font-weight:750;color:#7a8b64;margin-bottom:12px}.hero{display:grid;grid-template-columns:1.5fr 1fr;gap:38px;align-items:center;margin-bottom:32px}.hero p{max-width:540px;color:#6b7b6d}.hero-visual{height:220px;background:#e6ecd9;border-radius:100px 100px 20px 20px;display:grid;place-content:center;text-align:center;position:relative;overflow:hidden;border:1px solid #d6dec8}.hero-visual strong{font-family:Georgia,serif;font-size:43px;font-weight:400;color:#4a6550;line-height:1.5}.hero-visual span{letter-spacing:3px;font-size:10px}.row{display:flex;align-items:center;justify-content:space-between;gap:16px}.row.wrap{flex-wrap:wrap}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.four{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:#fff;border:1px solid #dfe5d8;border-radius:15px;padding:24px;margin-bottom:18px}.grid>.card{margin:0}.course{transition:transform .15s;border-top:4px solid #a5b48c}.course:hover{transform:translateY(-3px)}.course .symbol{font-size:28px;margin-bottom:17px}.course h3{font-size:20px;margin-bottom:8px}.course .bigword{font-family:Georgia,serif;color:#869477;font-size:26px;margin-bottom:24px}.tag{display:inline-block;background:#eef2e5;color:#5a7251;padding:4px 9px;font-size:11px;border-radius:5px;letter-spacing:.2px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid #2d5945;border-radius:8px;background:#2d5945;color:#fff;text-decoration:none;padding:11px 17px;font-weight:550}.btn:hover{filter:brightness(1.08)}.btn.secondary{background:#fff;color:#335b45;border-color:#d6dfcf}.btn.small{font-size:12px;padding:8px 12px}.section-title{margin:34px 0 18px}.section-title h2{margin:0}.stat{font-family:Georgia,serif;font-size:35px;margin-bottom:7px}.subtle{background:#edf1e5}.notice{font-size:12px;line-height:1.65;color:#74806a;border-left:3px solid #c7d3b2;padding:3px 0 3px 13px;margin:18px 0}.field{display:grid;gap:7px;margin:16px 0}.field label{font-weight:600;font-size:13px}input,textarea,select{padding:11px 13px;border:1px solid #d1dcc9;border-radius:8px;background:#fff;color:#284637;max-width:100%}textarea{min-height:140px;resize:vertical;line-height:1.6;width:100%}.wide{width:100%}.exercise-prompt{font-family:Georgia,serif;font-size:clamp(24px,2.7vw,37px);line-height:1.5;padding:20px 0}.options{display:flex;gap:12px;flex-wrap:wrap;margin:20px 0}.options button{border:1px solid #d2ddc4;border-radius:8px;background:#f4f6ec;padding:12px 24px}.options button.selected{background:#d8e6c8;border-color:#49723d}.feedback{padding:20px;background:#edf3e3;border-radius:10px;margin-top:20px}.feedback.incorrect{background:#fff3df}.source{font-size:12px;line-height:1.65;margin:12px 0;border-top:1px solid #e5e9e1;padding-top:12px;overflow-wrap:anywhere}.source p{margin:6px 0}.source a{color:#496b54}.copy{white-space:pre-wrap;line-height:1.8;overflow-wrap:anywhere}.message{padding:20px 23px;background:white;border:1px solid #e0e6d9;border-radius:13px;margin:16px 0}.message.user{background:#eaf0df;margin-left:8%}.message small{display:block;margin-bottom:9px}.loading{padding:35px;text-align:center;color:#6b806b}.book-content{max-height:500px;overflow:auto;margin:20px 0}.tabs{display:flex;gap:8px;flex-wrap:wrap;margin:20px 0}.tabs button{border:1px solid #dce3d3;background:white;border-radius:20px;padding:8px 15px;color:#4a6652}.tabs button.active{background:#dbe7ce}.guide-list{display:grid;gap:12px}.guide{border:1px solid #dce4d4;border-radius:10px;background:#fff;padding:17px}.guide summary{cursor:pointer;list-style:none;display:flex;align-items:center;gap:14px}.guide summary strong{flex:1}.guide summary::after{content:'+';font-size:20px;color:#899c78}.guide[open] summary::after{content:'−'}.guide .copy{padding-top:18px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;font-size:13px}th,td{text-align:left;padding:13px 10px;border-bottom:1px solid #e1e7db}.bar{display:flex;height:5px;background:#e6eddf;border-radius:5px;margin:14px 0}.bar span{background:#8ca66d;flex:1}.divider{border:0;border-top:1px solid #e0e6da;margin:24px 0}footer{font-size:11px;color:#819078;padding:20px 44px;border-top:1px solid #e1e6da}#toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:#284b3b;color:#fff;padding:15px 22px;border-radius:9px;max-width:min(600px,90vw);display:none;z-index:20;box-shadow:0 4px 20px #193b3322}#toast.visible{display:block}.empty{padding:26px;color:#72856b}.inline{display:flex;gap:10px}.inline input{flex:1;min-width:0}.check{display:flex;gap:10px;align-items:center}.progress-language{display:flex;align-items:center;gap:14px}.progress-language>div{flex:1}@media(min-width:1500px){main{padding-top:55px}.hero-visual{height:260px}}@media(max-width:1100px){.sidebar{width:210px;padding:25px 14px}main,header{padding-left:26px;padding-right:26px}.four{grid-template-columns:repeat(2,minmax(0,1fr))}.hero-visual{height:200px}}@media(max-width:760px){.shell{display:block}.sidebar{position:relative;width:100%;height:auto;padding:16px}.sidebar .eyebrow,.sidebar-bottom{display:none}.sidebar nav{display:flex;overflow:auto;margin-top:15px;gap:3px}.sidebar nav button{white-space:nowrap;font-size:12px;padding:10px}.brand{font-size:24px}header{padding:14px 20px}#breadcrumb{display:none}.selects{justify-content:space-between;width:100%}main{padding:28px 20px 40px}.hero{grid-template-columns:1fr;gap:10px}.hero-visual{display:none}.grid{grid-template-columns:1fr}.four{grid-template-columns:repeat(2,minmax(0,1fr))}.card{padding:20px}.row{align-items:flex-start}.inline{flex-wrap:wrap}footer{padding:20px}.course .bigword{font-size:22px}.course .symbol{margin-bottom:12px}}

@media(max-width:1100px){.hero-visual strong{font-size:27px}.hero-visual span{font-size:8px;letter-spacing:1px}.hero-visual{padding:18px}}

.ipa-line{font-family:"Segoe UI Symbol","Noto Sans",sans-serif;color:#476550;font-size:clamp(15px,1.6vw,19px);letter-spacing:.03em;line-height:1.65;margin:2px 0 16px;overflow-wrap:anywhere}
.ipa-overview{display:flex;align-items:center;gap:24px;flex-wrap:wrap}.ipa-overview>div{display:grid;gap:3px}.ipa-overview strong{font-family:Georgia,serif;font-size:25px}.ipa-overview span{font-size:12px;color:#71806f}.ipa-overview progress{flex:1;min-width:150px;accent-color:#567c5d}.ipa-overview a{font-size:13px;color:#3e674b}
.ipa-layout{display:grid;grid-template-columns:minmax(245px,.8fr) minmax(0,1.5fr);gap:20px;align-items:start}.ipa-blocks{display:grid;gap:12px}.ipa-blocks .card{padding:18px;margin:0}.ipa-blocks h2{font-size:16px;margin:0 0 10px}.ipa-lesson{display:flex;align-items:center;justify-content:space-between;gap:10px;width:100%;padding:10px 8px;border:0;border-top:1px solid #e5ebdf;background:transparent;text-align:left;color:#294b3a;cursor:pointer}.ipa-lesson small{white-space:nowrap;color:#6c8c6b}.ipa-lesson.active{background:#eaf1e5;border-radius:7px;padding-left:12px}.ipa-detail{position:sticky;top:16px}.ipa-detail .card{padding:30px}.ipa-detail h2{font-family:Georgia,serif;font-size:30px;font-weight:400;margin:15px 0}.ipa-detail h3{font-size:16px;margin:25px 0 10px}.articulation{display:block;width:100%;max-width:520px;margin:24px auto;background:#f8faf5;border:1px solid #e2eadd;border-radius:12px}.ipa-example{background:#eff4e9;border-radius:12px;padding:20px;display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}.ipa-example>div:first-child{display:grid;gap:4px}.ipa-example small{font-size:10px;color:#71806f;letter-spacing:1px}.ipa-example strong{font-family:Georgia,serif;font-size:30px}.ipa-example span{font-size:18px;color:#46624d}.ipa-choices{display:grid;gap:8px}.ipa-choices button{border:1px solid #d3dfcb;border-radius:9px;background:white;text-align:left;padding:12px 14px;color:#2b4b3a}.ipa-choices button:hover{background:#eff4e9}#selectionSpeak{position:fixed;right:20px;bottom:20px;z-index:12;border:1px solid #406c51;background:#315b42;color:white;border-radius:99px;padding:12px 18px;box-shadow:0 5px 20px #1c39283d}#selectionSpeak[hidden]{display:none}
@media(max-width:960px){.ipa-layout{grid-template-columns:1fr}.ipa-detail{position:static}.ipa-blocks{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:650px){.ipa-blocks{grid-template-columns:1fr}.ipa-detail .card{padding:20px}.ipa-example{align-items:flex-start}}
.ipa-contrast{border:1px dashed #b8cab1;border-radius:11px;margin:12px 0 22px;padding:17px 20px;display:grid;gap:5px;background:#fbfcf8}.ipa-contrast small{font-size:10px;letter-spacing:1px;color:#728771}.ipa-contrast strong{font-family:Georgia,serif;font-size:24px}.ipa-contrast span{color:#4e6d56}.ipa-contrast p{font-size:13px;color:#647866;margin:3px 0 8px}.ipa-contrast button{justify-self:start}
#sharedNotice{margin:18px 44px 0}#sharedNotice[hidden]{display:none}
.recording-lab{border:1px solid #c9d8c2;border-radius:12px;background:#f6f9f1;padding:18px 20px;margin:22px 0}.recording-lab h3{margin:0 0 8px}.recording-lab p{font-size:13px;margin-bottom:12px}.recording-controls{display:flex;flex-wrap:wrap;gap:9px}.recording-controls [hidden]{display:none!important}.recording-status{min-height:22px;margin:13px 0 0!important;color:#46654b}.recording-status.recording-active{color:#a43e35;font-weight:700}.recording-lab .notice{margin-bottom:0;color:#6c7d67}
@media(max-width:650px){.recording-controls .btn{flex:1 1 145px}.recording-lab{padding:16px}}
.pronunciation-result{margin:12px 0;padding:14px;border:1px solid #b9d0b2;border-radius:9px;background:#fff}.pronunciation-result p{margin:7px 0}.pronunciation-result small{color:#687b66}
.dictionary-results{margin:28px 0}.dictionary-words{display:flex;align-items:center;gap:7px;flex-wrap:wrap;margin:12px 0}.dictionary-words button{border:1px solid #b7cdb1;border-radius:99px;background:#eef5e9;color:#315b42;padding:6px 10px;cursor:pointer}.dictionary-entry{margin:10px 0;padding:17px 22px}.dictionary-entry summary{display:flex;align-items:center;gap:10px;flex-wrap:wrap;cursor:pointer}.dictionary-entry summary strong{font-family:Georgia,serif;font-size:23px}.dictionary-entry summary small{color:#69816d}.dictionary-senses{padding-left:22px}.dictionary-senses li{margin:10px 0;line-height:1.5}.dictionary-senses p{margin:3px 0}
.course-levels{display:grid;gap:12px}.course-levels>.card{margin:0}.course-levels summary{cursor:pointer;font-size:18px}.course-unit{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:16px 4px;border-top:1px solid #e6ecdf}.course-unit h3{margin:8px 0 4px}.course-unit p{margin:0 0 5px}.course-unit button{flex-shrink:0}.course-material h3{margin-top:26px}.course-material ol{padding-left:25px}.course-material li{margin:12px 0;line-height:1.65}.review-card .exercise-prompt{font-size:25px;padding:7px 0}.review-card form[hidden]{display:none}fieldset{border:1px solid #dbe5d6;border-radius:9px;margin:15px 0;padding:14px}legend{font-weight:600;color:#496551}
:where([hidden]){display:none!important}
@media(max-width:650px){.course-unit{align-items:flex-start;flex-direction:column}.course-unit button{width:100%}}

.audio-speed-control{display:grid;gap:4px;min-width:155px;color:#6a7d70;font-size:10px;font-weight:650;letter-spacing:.6px;text-transform:uppercase}.audio-speed-control select{font-size:12px;padding:8px 10px;background:#fff;max-width:190px}.supported-text{padding:14px 16px;margin:10px 0;border:1px solid #e2e9df;border-radius:11px;background:#fbfcf9}.supported-text .copy{margin:0 0 6px}.supported-text .ipa-line{font-size:15px;margin:0 0 8px}.phonetic-support{font-family:"Segoe UI Symbol","Noto Sans",sans-serif}.phonetic-actions{justify-content:flex-start;gap:8px}.course-material li .phonetic-actions{margin-top:7px}.dialogue-turn{border-left:3px solid #bbcfbb;padding-left:12px;margin:12px 0}.dialogue-turn .supported-text{margin:6px 0 0}.ipa-tool h2{margin:12px 0}.ipa-tool form{display:grid;gap:12px}.ipa-tool textarea{min-height:85px}.ipa-tool .ipa-line{margin:16px 0 0}.ipa-tool .row{justify-content:flex-start}
.ipa-shelf summary{cursor:pointer;font-size:18px;font-weight:650}.ipa-shelf-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin-top:18px}.ipa-sound{display:grid;align-content:start;gap:5px;padding:14px;border:1px solid #dfe9dc;border-radius:10px;background:#fbfcf8}.ipa-sound small{font-size:10px}.ipa-sound strong{font-family:"Segoe UI Symbol","Noto Sans",sans-serif;font-size:25px;color:#315b42}.ipa-sound span{font-weight:650}.ipa-sound p{font-size:12px;margin:0 0 4px}.ipa-sound button{justify-self:start}
@media(max-width:760px){header{flex-wrap:wrap}.audio-speed-control{width:100%}.audio-speed-control select{max-width:none;width:100%}.supported-text{padding:12px}}

.grid.languages{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.auth-shell{min-height:100vh;display:grid;place-items:center;padding:2rem;background:radial-gradient(circle at top left,#daeae6,transparent 55%),#f5f7f4}.auth-card{width:min(100%,460px);background:#fff;border:1px solid #d7e3df;border-radius:20px;box-shadow:0 18px 60px #193d3320;padding:2rem}.auth-card form{display:grid;gap:.65rem;margin:1.4rem 0}.auth-card label{font-weight:700}.auth-card input{width:100%;padding:.8rem;border:1px solid #b5c8c2;border-radius:10px;font:inherit}.auth-card button{justify-self:start}.auth-card [hidden]{display:none}.auth-card #authResult{overflow-wrap:anywhere}.auth-card .brand{display:inline-flex;margin-bottom:1.5rem}.account-actions{display:flex;gap:.6rem;align-items:center;flex-wrap:wrap}.account-actions small{color:#4f6a61}
.privacy-card{width:min(100%,760px);line-height:1.65}.privacy-card h2{margin-top:1.5rem}.privacy-card a{overflow-wrap:anywhere}
.auth-card .terms-check{display:grid;grid-template-columns:18px minmax(0,1fr);align-items:start;column-gap:12px;margin:8px 0 12px;padding:13px 14px;border:1px solid #dbe6df;border-radius:10px;background:#f5f8f5;font-size:13px;font-weight:400;line-height:1.5}.auth-card .terms-check input[type="checkbox"]{width:18px;height:18px;margin:1px 0 0;padding:0;accent-color:#2d5945}.auth-card .terms-check span{min-width:0;font-weight:400}.auth-card .terms-check a{font-weight:650}.auth-card #loginForm>.btn{width:100%;justify-self:stretch}.auth-card #showRecovery{width:100%;justify-content:center}@media(max-width:480px){.auth-shell{padding:16px}.auth-card{padding:24px}.auth-card .terms-check{padding:12px}}
.local[hidden]{display:none}
.auth-login{width:100%;max-width:none;margin:0;min-height:100svh;padding:clamp(32px,5vw,80px);display:grid;grid-template-columns:minmax(0,1fr) minmax(370px,470px);gap:clamp(40px,7vw,120px);align-items:center;justify-items:center}
.auth-story{width:100%;max-width:620px;padding:16px 0}
.auth-story>.brand{margin-bottom:48px;font-size:32px}
.auth-story h1{font-size:clamp(36px,3.8vw,62px);line-height:1.08;letter-spacing:-2px;margin-bottom:22px}
.auth-intro{font-size:17px;max-width:440px;color:#64796e}
.auth-language-art{display:grid;grid-template-columns:1fr 1fr;gap:2px 22px;margin:32px 0;padding:24px 0;border-top:1px solid #cbd9cd;border-bottom:1px solid #cbd9cd;color:#416852}
.auth-language-art>span{font-family:Georgia,serif;font-size:clamp(25px,2.9vw,42px);line-height:1.4;letter-spacing:-1px}
.auth-language-art .auth-cjk{font-family:inherit;align-self:center;font-size:clamp(17px,1.5vw,23px);letter-spacing:0}
.auth-language-art small{grid-column:1/-1;letter-spacing:1.8px;font-size:9px;margin-top:15px}
.auth-features{list-style:none;padding:0;margin:0;display:grid;gap:18px}
.auth-features li{display:grid;grid-template-columns:140px minmax(0,1fr);gap:16px;font-size:13px;line-height:1.6}
.auth-features span{color:#64796e}
.auth-collaboration{margin-top:38px;display:grid;gap:6px}
.auth-collaboration>span{font-size:11px;color:#64796e}
.auth-collaboration>strong{font-family:Georgia,serif;font-weight:400;font-size:25px;letter-spacing:.2px;display:flex;align-items:center;gap:12px}
.partner-dawn{font-family:inherit;color:#9b783a;font-size:27px}
.auth-collaboration>small{font-size:10px;letter-spacing:1px}
.auth-login .auth-card{width:100%;max-width:470px;padding:32px;box-shadow:0 18px 60px #193d3314}
.auth-login .auth-theme-bar{margin-bottom:24px}
.auth-login #signInTitle{font-size:32px;line-height:1.15;margin-bottom:12px}
.auth-login .auth-card>p:not(.kicker){font-size:13px}
.auth-login .auth-card .notice{font-size:11px}
.auth-login .auth-privacy-link{margin-bottom:8px}
.auth-login .auth-help{margin-top:20px;margin-bottom:8px}
.auth-support{font-size:12px;font-weight:600}
.partner-logos{display:block;width:min(100%,340px)}
.partner-logo{display:block;width:100%;height:120px;object-fit:cover;object-position:center;border-radius:10px}
.partner-logo-dark{display:none}
.policy-date{font-size:12px;color:#64796e;overflow-wrap:anywhere}
.policy-nav{display:flex;flex-wrap:wrap;gap:10px 18px;margin:24px 0;font-size:13px;padding-bottom:18px;border-bottom:1px solid #d7e3df}
.privacy-card ul{padding-left:22px}.privacy-card li{margin-bottom:12px}.privacy-card h3{margin-top:24px}
.auth-card #policyNotice{font-size:11px}
@media(min-width:1600px){.auth-login{padding-left:max(6vw,calc((100vw - 1400px)/2));padding-right:max(6vw,calc((100vw - 1400px)/2))}}
@media(max-width:900px){.auth-login{grid-template-columns:1fr;gap:24px;padding:28px 20px;align-content:start}.auth-story{max-width:470px;padding:0}.auth-story>.brand{margin-bottom:28px}.auth-story h1{font-size:40px;letter-spacing:-1px}.auth-intro{font-size:14px;margin-bottom:0}.auth-story>.kicker{font-size:9px}.auth-language-art,.auth-features{display:none}.auth-collaboration{margin-top:22px;gap:3px}.auth-collaboration>strong{font-size:21px}.auth-collaboration>small{display:none}.auth-login .auth-card{padding:26px}.auth-login .auth-theme-bar{margin-bottom:18px}}