@charset "UTF-8";
:root{--bg:#edf4f8;--paper:#fff;--ink:#203e50;--muted:#657c89;--line:#dbe5ec;--blue:#28596d;--blue-soft:#e5f0f5;--mint:#e6f3ec;--green:#256848;--coral:#a44235;--coral-soft:#fff0e9;--sun:#f4c871;--radius:22px}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:"Apple SD Gothic Neo","Malgun Gothic",system-ui,sans-serif;font-size:18px;line-height:1.6}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default;opacity:.5}a{color:inherit}button{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #d79528;outline-offset:4px}button{transition:background .15s,box-shadow .15s,transform .15s}button:hover:not(:disabled){transform:translateY(-1px)}.app-shell{max-width:1600px;margin:auto;display:grid;grid-template-columns:255px minmax(0,1fr);min-height:100vh}.sidebar{background:#f9fbfc;border-right:1px solid var(--line);padding:36px 24px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.brand{text-decoration:none;display:flex;align-items:center;gap:11px;font-size:18px;font-weight:750;letter-spacing:-.4px;line-height:1.4}.brand-mark{background:var(--blue);color:white;width:37px;height:42px;border-radius:11px;display:grid;place-items:center;font-size:25px}.brand small{display:block;font-size:13px;color:var(--muted);font-weight:450;letter-spacing:.1px;margin-top:5px}.course{margin:46px 0 30px;padding:20px 0 23px;border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:4px;font-size:16px;color:var(--muted)}.eyebrow{font-size:15px;font-weight:700;letter-spacing:1px;color:var(--muted)}.course strong{font-size:18px;color:var(--ink);margin-top:8px}.course-count{margin-top:13px;font-size:15px}.sidebar nav{display:grid;gap:7px}.nav-button{border:0;background:transparent;border-radius:12px;text-align:left;padding:13px 15px;display:flex;align-items:center;gap:11px;font-weight:650;font-size:18px;color:var(--muted)}.nav-button>span:first-child{font-size:23px;line-height:1;font-weight:400}.nav-button.active{color:var(--blue);background:var(--blue-soft)}.nav-button:hover{background:#eef3f6}.nav-count{font-size:15px;background:#f9fbfc;border:1px solid var(--line);padding:0 6px;border-radius:5px;margin-left:auto}.sidebar-bottom{margin-top:auto;padding-top:60px}.tiny-weather{font-size:16px;font-weight:650}.tiny-weather>span{color:#bd7c20;font-size:28px;margin-right:8px}.sidebar-bottom p{font-size:15px;color:var(--muted);line-height:1.8}.local-note{font-size:14px;color:var(--muted)}main{padding:0 52px 28px;max-width:1270px;width:100%}.topbar{height:84px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;font-size:15px;color:var(--muted)}.topbar-divider{margin:0 12px;color:#a3b5c0}.small-tag{font-size:14px;border:1px solid #cadbe5;padding:4px 10px;border-radius:20px}.intro{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:40px 0 30px}.intro h1{font-family:"Apple SD Gothic Neo","Malgun Gothic",sans-serif;font-size:38px;letter-spacing:-1.8px;font-weight:760;line-height:1.25;margin:10px 0 12px}.intro p{color:var(--muted);font-size:17px;margin:0}.weather-art{position:relative;height:116px;width:190px;flex-shrink:0}.sun{width:57px;height:57px;background:var(--sun);border-radius:100%;position:absolute;top:8px;left:86px;box-shadow:0 0 0 10px #f4c87119}.cloud{position:absolute;width:104px;height:29px;background:#fff;border-radius:30px;left:28px;top:60px;box-shadow:0 5px 8px #203e5008}.cloud:before,.cloud:after{content:"";position:absolute;background:inherit;border-radius:100%;width:43px;height:43px;bottom:10px;left:14px}.cloud:after{height:54px;width:54px;left:41px;bottom:6px}.cloud-back{background:#d2e3ed;top:42px;left:80px;transform:scale(.8)}.weather-art>span{position:absolute;font-size:14px;letter-spacing:1px;bottom:0;left:37px;color:var(--muted)}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 235px;gap:22px;align-items:start}.panel{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius)}.exercise{overflow:hidden;box-shadow:0 6px 18px #24465a05}.exercise-header{padding:22px 28px 18px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #eaf0f4;font-size:15px}.lesson-badge{display:flex;align-items:center;gap:8px;font-weight:700}.lesson-badge span{background:var(--blue-soft);color:var(--blue);border-radius:7px;padding:4px 8px;font-size:14px}.exercise-position{color:var(--muted);font-variant-numeric:tabular-nums}.progress-track{height:3px;background:#eef3f6}.progress-fill{height:100%;background:var(--blue);transition:width .25s}.question-body{padding:35px 32px 30px;min-height:360px}.instruction{color:var(--muted);font-size:16px;margin:0 0 24px}.question{text-align:center;padding:4px 0 30px}.question h2{font-size:29px;line-height:1.5;margin:0 0 8px;letter-spacing:-.5px;overflow-wrap:anywhere}.question .french{font-family:"Avenir Next",Avenir,system-ui,sans-serif;font-size:29px;letter-spacing:-.5px;font-weight:600}.question small{color:var(--muted);font-size:15px}.question .blank{display:inline-block;color:var(--blue);border-bottom:2px solid #8db1c3;min-width:98px;line-height:1.3;padding:0 10px 5px}.options{display:grid;grid-template-columns:1fr 1fr;gap:11px}.option{background:#fff;border:1px solid var(--line);border-radius:13px;min-height:62px;display:flex;align-items:center;text-align:left;padding:12px 16px;gap:13px;font-size:21px;font-weight:600}.option:hover:not(:disabled){border-color:#81a5b7;background:#f8fbfd;box-shadow:0 3px 8px #24465a07}.option .key{font-size:14px;border:1px solid var(--line);width:22px;height:23px;border-radius:6px;display:grid;place-items:center;color:var(--muted);font-weight:450;flex-shrink:0}.option.selected{border-color:var(--blue);background:var(--blue-soft);box-shadow:0 0 0 1px var(--blue)}.option.correct{background:var(--mint);border-color:#75aa8a;color:var(--green)}.option.wrong{background:var(--coral-soft);border-color:#d6907c;color:var(--coral)}.option:disabled{opacity:1}.exercise-footer{border-top:1px solid #eaf0f4;padding:17px 28px;display:flex;align-items:center;justify-content:space-between;gap:12px;background:#fcfdfe}.keyboard-hint{font-size:14px;color:var(--muted)}.primary,.secondary,.text-button{border:0;border-radius:10px;font-size:17px;font-weight:650;min-height:43px;padding:11px 21px}.primary{background:var(--blue);color:#fff}.primary:hover:not(:disabled){background:#204b5e}.secondary{background:#eaf1f5}.text-button{padding:5px 0;min-height:30px;background:transparent;color:var(--blue);text-decoration:underline;text-underline-offset:4px;font-size:15px}.feedback{padding:17px 20px;border-radius:13px;background:var(--mint);margin-top:20px;font-size:17px;line-height:1.7;color:var(--green)}.feedback.wrong{background:var(--coral-soft);color:var(--coral)}.feedback strong{display:block;font-size:18px;margin-bottom:2px}.feedback .detail{font-size:16px}.side-stack{display:grid;gap:18px}.settings{padding:23px 20px}.panel-label{margin:0 0 20px;font-size:17px;display:flex;align-items:center;gap:7px}.panel-label .dot{width:7px;height:7px;border-radius:50%;background:#9fb8c5}.setting-field{margin:15px 0}.setting-field label{display:block;font-size:15px;color:var(--muted);margin-bottom:7px}.setting-field select{width:100%;border:1px solid var(--line);border-radius:8px;padding:9px 10px;font-size:16px;background:#fff;color:var(--ink)}.settings .secondary{width:100%;font-size:16px;margin-top:4px}.settings-note{color:var(--muted);font-size:14px;line-height:1.8;margin:12px 0 0}.progress-panel{padding:23px 20px;background:#e0edf3;border:1px solid #d3e2eb;border-radius:var(--radius)}.progress-panel .panel-label{margin-bottom:13px}.progress-row{display:flex;justify-content:space-between;font-size:15px;margin:8px 0}.progress-row strong{font-weight:750;font-size:18px}.progress-panel p{margin:13px 0 0;font-size:14px;color:var(--muted);border-top:1px solid #cbdfe9;padding-top:12px}.lower-note{margin-top:20px;display:flex;justify-content:space-between;gap:18px;font-size:15px;color:var(--muted)}.lower-note span{display:flex;gap:7px;align-items:center}.type-answer label{font-size:15px;color:var(--muted);display:block;margin-bottom:8px}.type-answer input{width:100%;padding:15px 17px;font-size:24px;border:1px solid #aabfcd;border-radius:12px;color:var(--ink);background:#fbfdff}.type-answer input:disabled{background:#f4f7f8;opacity:1}.hint{margin-top:8px;font-size:15px;color:var(--muted);min-height:22px}.dictionary-controls{display:flex;gap:12px;margin-bottom:20px}.dictionary-controls input{flex:1;min-width:0;border:1px solid #cbdce6;border-radius:12px;padding:13px 18px;background:#fff;font-size:17px}.dictionary-controls select{border:1px solid #cbdce6;border-radius:12px;padding:10px;background:#fff;font-size:16px;color:var(--ink)}.dictionary-note{font-size:15px;color:var(--muted);margin-bottom:16px}.word-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.word-card{border:1px solid var(--line);background:#fff;border-radius:17px;padding:21px;text-align:left;min-height:146px;position:relative}.word-card .word-group{font-size:13px;color:var(--muted)}.word-card strong{display:block;font-size:26px;letter-spacing:-.5px;margin:8px 0}.word-card .meaning{font-family:"Avenir Next",system-ui,sans-serif;font-size:16px;color:var(--blue);line-height:1.5;display:block}.word-card .hidden-meaning{color:var(--muted);font-size:15px}.word-card:hover{border-color:#9ab5c5}.dictionary-bar{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:16px}.toggle{border:1px solid #cbdce6;border-radius:8px;background:transparent;font-size:15px;padding:7px 12px}.result-panel{padding:45px 30px;text-align:center;min-height:430px}.result-icon{font-size:29px;display:grid;place-items:center;width:62px;height:62px;background:var(--mint);border-radius:50%;margin:0 auto 16px;color:var(--green)}.result-panel h2{font-size:27px;margin:10px 0}.score{font-size:53px;letter-spacing:-2px;font-weight:750;margin:15px 0 5px;line-height:1.3}.score small{font-size:25px;color:var(--muted);letter-spacing:0}.result-panel p{font-size:17px;color:var(--muted)}.result-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin:24px 0}.summary-list{margin-top:25px;text-align:left;border-top:1px solid var(--line)}.summary-item{display:grid;grid-template-columns:24px minmax(0,1fr);padding:12px 0;border-bottom:1px solid var(--line);font-size:17px;gap:8px}.summary-item>span{color:var(--green)}.summary-item.missed>span{color:var(--coral)}.summary-item small{display:block;color:var(--muted);font-size:15px}.empty-panel{padding:55px 28px;text-align:center}.empty-panel h2{font-size:26px}.empty-panel p{color:var(--muted);font-size:17px}.review-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;gap:14px}.review-header p{color:var(--muted);font-size:16px}.review-card{padding:19px 22px;display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.review-card strong{font-size:23px}.review-card p{font-size:16px;color:var(--muted);margin:3px 0}.review-card span{font-size:15px;background:var(--coral-soft);color:var(--coral);border-radius:6px;padding:4px 9px}footer{font-size:14px;color:var(--muted);border-top:1px solid var(--line);padding-top:20px;margin-top:36px}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;padding:12px 20px;border-radius:12px;font-size:16px;box-shadow:0 5px 24px #203e5025;opacity:0;pointer-events:none;max-width:90%;transition:opacity .15s;z-index:10}#toast.visible{opacity:1}.review-context{background:#e8f1f6;padding:8px 16px;color:var(--blue);font-size:15px}.no-results{color:var(--muted);padding:40px;text-align:center;grid-column:1/-1}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(min-width:1450px){main{padding-left:70px;padding-right:70px}.workspace{grid-template-columns:minmax(0,1fr) 265px}.question-body{padding:42px 42px 35px;min-height:385px}.option{min-height:68px}}
@media(max-width:1150px){.app-shell{grid-template-columns:215px minmax(0,1fr)}.sidebar{padding:30px 18px}.brand{font-size:17px}.brand small{font-size:12px}main{padding-left:30px;padding-right:30px}.workspace{grid-template-columns:minmax(0,1fr) 200px;gap:16px}.question-body{padding:28px 22px}.question .french{font-size:26px}.option{font-size:19px;padding:11px 12px;gap:9px}.settings,.progress-panel{padding:20px 16px}.word-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:950px){.workspace{grid-template-columns:1fr}.side-stack{grid-template-columns:1.4fr 1fr}.settings form{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}.settings .panel-label{margin-bottom:4px}.setting-field{margin:10px 0}.settings .secondary,.settings-note{grid-column:1/-1}.weather-art{width:160px;transform:scale(.85);transform-origin:right center}.intro h1{font-size:33px}.intro p{font-size:16px}.question-body{min-height:335px}.keyboard-hint{font-size:13px}}
@media(max-width:700px){.app-shell{display:block}.sidebar{height:auto;position:relative;border:0;border-bottom:1px solid var(--line);padding:17px 20px 0}.brand{font-size:18px}.brand-mark{width:32px;height:35px;font-size:23px}.brand small{font-size:13px}.course,.sidebar-bottom{display:none}.sidebar nav{display:flex;gap:3px;margin-top:16px}.nav-button{padding:11px 10px;border-radius:9px 9px 0 0;font-size:16px;flex:1;justify-content:center;gap:6px}.nav-button>span:first-child{font-size:19px}.nav-count{margin-left:0;font-size:13px}.topbar{height:53px;font-size:14px}.topbar-divider{margin:0 7px}.small-tag{font-size:13px;padding:3px 7px}main{padding:0 20px 24px}.intro{padding:27px 0 24px;gap:0}.intro h1{font-size:28px;margin:8px 0 10px}.intro .eyebrow{font-size:13px}.intro p{font-size:15px;max-width:235px;line-height:1.8}.weather-art{width:100px;transform:scale(.6);transform-origin:right center;margin-left:-40px}.exercise-header{padding:17px 19px}.question-body{padding:27px 20px;min-height:330px}.question{padding-bottom:26px}.question h2{font-size:28px}.question .french{font-size:26px}.instruction{font-size:15px;margin-bottom:23px}.option{font-size:20px;min-height:61px;gap:10px}.options{gap:10px}.exercise-footer{padding:16px 20px}.keyboard-hint{display:none}.exercise-footer>div:last-child{margin-left:auto}.side-stack{grid-template-columns:1fr}.progress-panel{display:none}.settings{padding:20px}.settings-note{font-size:14px}.lower-note{font-size:14px;flex-direction:column;gap:5px;margin-top:15px}.word-grid{gap:10px}.word-card{padding:15px;min-height:142px}.word-card strong{font-size:24px}.word-card .meaning{font-size:15px}.dictionary-controls{gap:7px}.dictionary-controls input{padding:11px 12px;font-size:16px}.dictionary-controls select{max-width:115px;font-size:15px}.result-panel{padding:30px 20px}.result-actions{flex-direction:column}.review-header{align-items:flex-start}.review-header .primary{white-space:nowrap;font-size:15px;padding:10px 13px}.review-card{padding:16px}.review-card strong{font-size:21px}footer{font-size:13px;line-height:1.9}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;scroll-behavior:auto!important}button:hover:not(:disabled){transform:none}}

.lesson-badge{flex-wrap:wrap;max-width:85%;gap:5px 8px}.exercise-position{white-space:nowrap}.question h2.french{font-family:"Avenir Next",Avenir,system-ui,sans-serif}.intro h1{font-family:"Avenir Next",Avenir,system-ui,sans-serif;font-weight:700;letter-spacing:-1.4px}.brand{font-family:"Avenir Next",system-ui,sans-serif}.option>span:nth-child(2){min-width:0;overflow-wrap:anywhere}.dictionary-bar{align-items:flex-start}.dictionary-bar .toggle{flex-shrink:0}
@media(max-width:700px){.options.long-options{grid-template-columns:1fr}.exercise-header{font-size:14px}.intro h1{font-size:27px;letter-spacing:-1px}.dictionary-bar{flex-wrap:wrap}.intro p{max-width:220px}}

@media(max-width:700px){.weather-art{display:none}.intro{position:relative}.intro:after{content:"☀";position:absolute;right:2px;top:22px;color:#b7832f;font-size:25px}.intro .eyebrow{padding-right:25px}.nav-button[data-view="dictionary"]{white-space:nowrap}}

@media(max-width:360px){.nav-button{font-size:15px;padding:11px 6px;gap:4px;min-width:0}.nav-button>span:first-child{font-size:18px}.nav-count{padding:0 4px}.small-tag{font-size:12px}.topbar{font-size:13px}}


/* Comfortable reading sizes and the supplied Atelier de Coréen logo. */
.app-shell{grid-template-columns:300px minmax(0,1fr)}
body{line-height:1.65}
.brand{gap:14px;align-items:center}
.brand-logo{display:block;width:80px;height:80px;flex:0 0 80px;object-fit:contain;border-radius:50%}
.brand>span{min-width:0}
.brand small{line-height:1.55;margin-top:6px}
.sidebar{height:100dvh;overflow-y:auto}
.course{font-size:16px;gap:7px;margin-top:32px}
.course-count{font-size:15px}
.workspace{grid-template-columns:minmax(0,1fr) 280px;gap:24px}
.lesson-badge{flex:1;min-width:0;max-width:none;gap:8px 10px}
.exercise-position{flex-shrink:0;margin-left:12px}
.instruction{line-height:1.7}
.question small{line-height:1.65}
.option{gap:14px;min-height:72px}
.option .key{width:26px;height:28px;flex-shrink:0}
.primary,.secondary{min-height:48px}
.setting-field{min-width:0}
.setting-field select{min-width:0;min-height:48px;padding:11px 10px}
.settings-note{line-height:1.8}
.progress-row{align-items:baseline;gap:12px}
.progress-panel p{line-height:1.8}
.dictionary-controls input,.dictionary-controls select{font-size:16px;min-height:48px}
.word-card{min-width:0;min-height:170px}
.word-card strong{overflow-wrap:anywhere}
.dictionary-bar{gap:14px;flex-wrap:wrap}
.toggle{min-height:44px;padding:10px 14px}
.feedback{line-height:1.75}
.exercise-footer{gap:20px;flex-wrap:wrap}
.exercise-footer>div:last-child{margin-left:auto}
footer{line-height:1.8}
@media(max-width:1200px){
 .app-shell{grid-template-columns:270px minmax(0,1fr)}
 .sidebar{padding-left:20px;padding-right:20px}
 .brand{gap:12px}
 .brand-logo{width:68px;height:68px;flex-basis:68px}
 .workspace{grid-template-columns:minmax(0,1fr) 240px;gap:18px}
 .options{grid-template-columns:1fr}
}
@media(max-width:950px){
 .workspace{grid-template-columns:1fr}
 .options{grid-template-columns:repeat(2,minmax(0,1fr))}
 .settings form{grid-template-columns:repeat(2,minmax(0,1fr))}
 .side-stack{grid-template-columns:minmax(0,1.4fr) minmax(0,1fr)}
}
@media(max-width:700px){
 .app-shell{display:block}
 .sidebar{height:auto;overflow:visible;padding:20px 20px 0}
 .brand-logo{width:70px;height:70px;flex-basis:70px}
 .brand{font-size:18px;gap:15px}
 .brand small{font-size:14px}
 .sidebar nav{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:5px;margin-top:20px}
 .nav-button{display:grid;grid-template-columns:minmax(0,1fr) auto;min-width:0;padding:12px 6px;gap:5px 4px;font-size:16px;justify-items:center;align-content:start}
 .nav-button>span:first-child{grid-row:1;grid-column:1;font-size:22px;justify-self:center}
 .nav-button[data-view="practice"]>span:first-child{grid-column:1/-1}
 .nav-button .nav-label{grid-column:1/-1;grid-row:2;white-space:normal;line-height:1.4;text-align:center}
 .nav-count{grid-column:2;grid-row:1;font-size:14px;margin:0;justify-self:end;min-width:23px}
 .topbar{height:auto;min-height:78px;padding:15px 0;gap:10px 14px;flex-wrap:wrap;font-size:14px}
 .small-tag{font-size:13px}
 .topbar-divider{margin:0 7px}
 .intro{padding-top:28px}
 .intro p{font-size:16px;max-width:none;line-height:1.75;padding-right:0}
 .intro .eyebrow{font-size:14px}
 .options,.side-stack{grid-template-columns:1fr}
 .question-body{padding:26px 20px}
 .instruction{font-size:16px;line-height:1.75}
 .question small{font-size:15px}
 .option{font-size:21px;min-height:70px}
 .exercise-header{font-size:15px;padding:20px}
 .lesson-badge span{font-size:14px}
 .exercise-position{font-size:15px}
 .settings{padding:22px 20px}
 .settings-note{font-size:15px}
 .lower-note{font-size:14px;gap:9px;line-height:1.7}
 .dictionary-controls{flex-wrap:wrap}
 .dictionary-controls input{flex-basis:100%;padding:13px 14px}
 .dictionary-controls select{max-width:none;width:100%;padding:12px}
 .word-card{padding:21px}
 .word-card strong{font-size:26px}
 .word-card .meaning{font-size:17px}
 .review-header{flex-wrap:wrap}
 .review-header .primary{font-size:16px}
 footer{font-size:14px}
}
@media(max-width:480px){
 .word-grid{grid-template-columns:1fr}
 .settings form{grid-template-columns:1fr}
 .nav-button{font-size:15px}
}

.brand small,.word-card .word-group,.small-tag,.keyboard-hint{font-size:14px}

.brand-name{display:block;line-height:1.55}.brand-teacher{display:inline-block;white-space:nowrap}

.weather-art>span{left:0;right:0;white-space:nowrap;text-align:center}