:root{--cream:#f5f3eb;--green:#263f35;--olive:#7d825a;--line:#dcded1;--muted:#777e71}*{box-sizing:border-box}body{margin:0;background:var(--cream);color:var(--green);font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;font-size:14px}button,input,select,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit}button:focus-visible,a:focus-visible{outline:3px solid #b6a86b;outline-offset:4px}header{max-width:1200px;margin:auto;height:100px;display:flex;align-items:center;justify-content:space-between;padding:0 40px}.brand{font-family:Georgia,serif;font-size:28px;letter-spacing:3px;text-decoration:none;color:inherit}.brand i{font-size:26px;letter-spacing:0;font-weight:normal}.brand span{display:block;font:10px sans-serif;letter-spacing:2px;margin-top:6px}.edition{font-size:10px;letter-spacing:2px;color:var(--muted)}.outline{border:1px solid #a8ae9e;border-radius:5px;padding:11px 17px;background:transparent}main{max-width:1120px;margin:auto}.hero{display:grid;grid-template-columns:47% 53%;min-height:350px;background:#e9ecdf;border-radius:8px;overflow:hidden}.hero-copy{padding:38px 45px}.eyebrow{font-size:10px;letter-spacing:2.5px;color:var(--olive);font-weight:600}h1{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:35px;line-height:1.65;font-weight:500;letter-spacing:3px;margin:16px 0}p{line-height:1.9}.hero-copy p{color:#687261;font-size:12px}.location{display:block;font-size:9px;letter-spacing:2px;margin-top:24px}.hero-photo{background:#789793 url('assets/jeju.jpg') center/cover;min-height:300px}.workspace{max-width:880px;margin:42px auto}.section-head{display:flex;justify-content:space-between;align-items:center}h2{font-size:23px;font-weight:500;margin:8px 0 20px;letter-spacing:1px}.progress-info{font-size:11px;color:var(--muted);width:145px;text-align:right}.progress{height:4px;background:#e0e3d6;margin-top:10px;border-radius:4px;overflow:hidden}.progress i{display:block;background:var(--olive);height:100%}nav{display:flex;border-bottom:1px solid var(--line);gap:30px}nav button{border:0;background:none;padding:13px 4px;font-size:13px;color:var(--muted)}nav button.active{border-bottom:2px solid var(--green);color:var(--green)}nav span{font-size:10px;background:#e5e7dc;padding:2px 6px;border-radius:20px}.filters{display:flex;gap:8px;padding:22px 0;overflow:auto}.filters button{white-space:nowrap;border:1px solid var(--line);background:transparent;border-radius:20px;padding:8px 17px;font-size:12px}.filters button.active{background:var(--green);color:white;border-color:var(--green)}.study-layout{display:grid;grid-template-columns:1fr 230px;gap:24px}.card{background:#fffefa;border:1px solid #e3e3d6;border-radius:12px;box-shadow:0 10px 28px #263f3506;padding:25px 30px;min-height:330px}.card-top{display:flex;justify-content:space-between;font-size:10px;color:var(--muted);letter-spacing:1px}.badge{color:var(--olive)}.flip{width:100%;background:none;border:0;display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:190px}.word{font-size:54px;letter-spacing:3px;font-weight:500}.reading{font-size:12px;color:var(--muted);margin-top:16px}.flip-hint{text-align:center;font-size:10px;color:#93998b}.card-bottom{border-top:1px solid #e8e9df;padding-top:15px;display:flex;justify-content:space-between;align-items:center}.sound{border:0;background:#edf0e5;border-radius:50px;padding:10px 14px;font-size:12px}.text-button{border:0;background:none;font-size:11px;color:var(--muted);padding:10px}.side{padding:20px;background:#eaece1;border-radius:10px}.side h3{font-size:13px;font-weight:500;margin:0 0 12px}.side p{font-size:11px;color:var(--muted)}.related{display:flex;flex-direction:column;gap:7px}.related button{display:flex;justify-content:space-between;align-items:center;background:#f5f5ed;border:1px solid transparent;border-radius:5px;padding:12px}.related button.selected{border-color:var(--olive)}.related small{color:var(--muted);font-size:10px}.actions{display:flex;gap:12px;margin:16px 0}.actions button{flex:1;padding:14px;border-radius:6px;border:1px solid #cdd2c2;background:transparent}.actions .primary,.primary{background:var(--green);color:#fff;border:0;border-radius:6px;padding:14px 20px}.example{padding:24px 0;border-top:1px solid var(--line);margin-top:13px}.example-head{display:flex;justify-content:space-between;align-items:center}.example h3{font-size:12px;font-weight:500;margin:0}.sentence{font-size:20px;margin:15px 0 4px}.translation{color:var(--muted);font-size:12px;margin:0}.grammar{font-size:12px;background:#eaece2;padding:14px 18px;border-radius:6px;line-height:1.8;margin-top:18px}.grammar strong{font-size:10px;letter-spacing:1px;color:var(--olive);display:block;margin-bottom:4px}.pager{display:flex;justify-content:space-between;align-items:center;margin-top:20px;font-size:11px;color:var(--muted)}.pager button{border:1px solid var(--line);background:transparent;border-radius:5px;padding:10px 16px}.library-row{display:flex;justify-content:space-between;align-items:center;padding:18px 12px;border-bottom:1px solid var(--line);gap:12px}.library-row strong{font-size:22px;display:block;margin-bottom:5px}.library-row small{color:var(--muted)}.library-row button{border:1px solid var(--line);border-radius:5px;padding:9px;background:transparent}.empty{text-align:center;padding:50px 20px;background:#eaece1;border-radius:10px}.empty p{color:var(--muted)}footer{max-width:1120px;margin:40px auto 25px;padding-top:22px;border-top:1px solid var(--line);display:flex;gap:20px;justify-content:space-between;flex-wrap:wrap;font-size:10px;color:var(--muted)}footer a{color:inherit}footer small{font-size:10px}dialog{border:0;border-radius:12px;background:var(--cream);color:var(--green);width:min(520px,calc(100% - 28px));padding:26px;max-height:90dvh}dialog::backdrop{background:#18302780}.dialog-head{display:flex;justify-content:space-between}.dialog-head button{border:0;background:none;font-size:26px;align-self:flex-start}label{display:block;font-size:12px;margin-bottom:14px}input,select,textarea{display:block;width:100%;border:1px solid #cdd2c2;background:#fffefa;border-radius:5px;padding:11px;margin-top:6px;color:var(--green)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.muted{font-size:11px;color:var(--muted)}form>.primary{width:100%}#toast{position:fixed;bottom:26px;left:50%;transform:translateX(-50%);padding:13px 20px;background:var(--green);color:white;border-radius:8px;font-size:12px;display:none;max-width:90%;z-index:5}button:disabled{opacity:.4;cursor:default}@media(max-width:700px){header{height:85px;padding:0 22px}.brand{font-size:23px}.brand i{font-size:23px}.edition{display:none}.outline{padding:9px 11px;font-size:11px}main{padding:0 18px}.hero{grid-template-columns:1fr;position:relative;min-height:340px}.hero-photo{position:absolute;inset:0;min-height:0}.hero-photo:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#1b302be6,#1b302b15)}.hero-copy{padding:28px;position:relative;z-index:1;color:#fff}.hero .eyebrow,.hero .location{color:#e3e6ce}.hero-copy p{color:#f0f0e4}h1{font-size:29px}.workspace{margin:30px auto}.study-layout{grid-template-columns:1fr}.side{order:2}.related{flex-direction:row;overflow:auto}.related button{min-width:95px;flex-direction:column;gap:8px}.side p{margin-bottom:0}.card{padding:22px;min-height:315px}.progress-info{width:120px}.section-head h2{font-size:21px}.word{font-size:50px}nav{gap:24px}.filters{padding:18px 0}.actions button{font-size:12px;padding:15px 8px}.example{padding-top:20px}.sentence{font-size:19px}footer{margin:25px 22px;gap:12px}.library-row{padding:16px 0}.library-row button{font-size:11px}}
/* Listening follows the existing cream, olive and deep green palette. */
.listen-modes{display:flex;gap:8px;margin-top:22px;flex-wrap:wrap}.listen-modes button,.listen-reasons button{border:1px solid var(--line);background:transparent;border-radius:20px;padding:11px 17px;min-height:44px}.listen-modes button.active,.listen-reasons button.active{background:var(--green);color:#fff}.voice-status{font-size:12px;padding:12px 16px;background:#eaece1;border-radius:6px;line-height:1.8}.listen-card{margin-top:20px}.listen-card h3{font-size:16px;font-weight:500;line-height:1.8}.listen-audio{display:flex;gap:12px;flex-wrap:wrap;margin:20px 0 10px}.listen-choices{display:grid;gap:10px;margin:20px 0}.listen-choices button{display:flex;gap:14px;align-items:center;text-align:left;width:100%;border:1px solid var(--line);background:#f7f7ef;border-radius:7px;padding:16px;min-height:58px;line-height:1.7}.listen-choices button>span:first-child{font-size:11px;color:var(--olive)}.listen-choices button.correct{border:2px solid #577653;background:#eaf0e1;opacity:1}.listen-choices button.incorrect{border:2px solid #a57257;background:#f5e9e0;opacity:1}.listen-result{border-top:1px solid var(--line);margin-top:24px;padding-top:14px}.listen-reasons{border:0;padding:0;margin:24px 0}.listen-reasons legend{font-size:12px;margin-bottom:12px}.listen-reasons button{margin-right:8px}.listen-next{display:flex;justify-content:flex-end;margin-top:24px}.listen-card .sentence{overflow-wrap:anywhere}nav{overflow-x:auto;gap:24px}nav button{white-space:nowrap}@media(max-width:700px){nav{gap:18px}nav button{font-size:12px}.listen-card{padding:20px}.listen-modes{gap:6px}.listen-modes button{font-size:12px;padding:10px 12px}.listen-choices button{font-size:14px}.listen-card .card-top{font-size:10px;gap:12px}}