:root{font-family:system-ui,Malgun Gothic,sans-serif;color:#102a43;background:#fff;line-height:1.6;font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.5}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #d99b25;outline-offset:4px}h1,h2,h3,p{margin:0}h1{font-size:32px;letter-spacing:-1.2px}h2{font-size:21px;letter-spacing:-.6px}h3{font-size:17px}small{font-size:12px}.app{display:flex;min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;width:245px;border-right:1px solid #e5ebf1;padding:35px 22px;display:flex;flex-direction:column;background:#fff}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit}.logo{background:#102a43;color:#fff;border-radius:12px;padding:7px 10px;font-size:23px}.logo span{color:#a4cff5}.brand strong{display:block;font-size:17px;letter-spacing:-.6px}.brand small{display:block;color:#637b90;font-size:11px}.nav-label{font-size:10px;letter-spacing:1.8px;color:#647b90;margin:45px 12px 18px}nav{display:grid;gap:8px}.nav{border:0;background:none;color:#526d85;text-align:left;display:flex;gap:15px;align-items:center;border-radius:8px;padding:14px;font-size:14px;font-weight:600}.nav>span{font-size:22px;width:23px;line-height:1;text-align:center}.nav.active{background:#edf4fb;color:#2563a6}.nav:hover{background:#f1f5f9}.badge{margin-left:auto;font-size:10px;padding:1px 6px;border-radius:4px;background:#dceafa}.side-note{margin-top:auto;background:#f5f8fb;padding:20px 15px;border-radius:9px}.side-note small{font-size:10px;color:#2563a6}.side-note h3{font-size:16px;margin:12px 0}.side-note p,.side-footer{font-size:10px;color:#647b90}.side-footer{text-align:center;margin-top:23px}.workspace{margin-left:245px;width:calc(100% - 245px)}header{height:75px;border-bottom:1px solid #e5ebf1;display:flex;justify-content:space-between;align-items:center;padding:0 45px;color:#637b90;font-size:12px}.storage{font-size:11px}main{max-width:1260px;margin:auto;padding:40px 45px 0}.heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:28px;gap:15px}.eyebrow{color:#2563a6;font-size:10px;letter-spacing:1.6px;font-weight:700;margin-bottom:10px}.heading p:last-child{font-size:13px;color:#637b90;margin-top:8px}.date{font-size:11px;border:1px solid #e0e8f0;border-radius:6px;padding:7px 12px;color:#637b90}.hero{background:#102a43;color:#fff;border-radius:16px;padding:35px 38px;display:flex;justify-content:space-between;min-height:310px;overflow:hidden}.hero small{font-size:10px;color:#b3cbe1}.hero h2{font-size:34px;line-height:1.4;margin:12px 0;letter-spacing:-1.3px}.hero h2 span{color:#a4cff5}.hero p{font-size:12px;color:#c3d5e5;line-height:1.9}.button{border:1px solid #2563a6;background:#2563a6;color:#fff;border-radius:7px;padding:11px 18px;font-size:13px;font-weight:600;min-height:44px}.button:hover{filter:brightness(.94)}.button.white{background:#fff;color:#102a43;border-color:#fff;margin-top:22px}.button.secondary{background:#fff;color:#425e77;border-color:#d7e2ec}.button.full{width:100%;margin-top:20px}.illustration{width:290px;position:relative;flex-shrink:0}.orbit{position:absolute;top:0;right:0;bottom:0;left:0;border:1px solid #375a78;border-radius:50%}.orbit:after{content:"";position:absolute;top:25px;right:25px;bottom:25px;left:25px;border:1px solid #375a78;border-radius:50%}.paper{background:#fff;color:#102a43;width:222px;padding:24px;position:absolute;top:42px;left:32px;transform:rotate(-7deg);border-radius:12px;box-shadow:10px 15px #234d72}.paper small{color:#2563a6;font-size:10px}.paper strong{display:block;font-size:31px;letter-spacing:-1px}.paper hr{border:0;border-top:1px solid #e1e9f0;margin:13px 0}.paper p{color:#506e87;font-size:12px;margin-bottom:12px}.floating{position:absolute;right:0;top:5px;font-size:8px;letter-spacing:1px;background:#315e85;padding:6px 10px;border-radius:4px;transform:rotate(7deg)}.spark{position:absolute;bottom:20px;left:5px;font-size:35px;color:#a4cff5}.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:24px 0 32px}.metric{border:1px solid #e0e8ef;border-radius:11px;padding:20px 23px}.metric>span{font-size:12px;color:#56718a}.metric>p{font-size:35px;font-weight:800;line-height:1.4;margin:8px 0;letter-spacing:-1px}.metric p small{font-size:13px;font-weight:500;margin-left:6px}.metric small{color:#637b90;font-size:11px}.section-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:17px}.section-title h2{font-size:18px}.section-title small{color:#637b90;font-size:11px}.routines{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.routine{background:#fff;border:1px solid #e0e8ef;border-radius:11px;text-align:left;padding:22px;transition:transform .15s}.routine:hover{border-color:#7aa6ce;transform:translateY(-3px)}.routine>span{color:#2563a6;font-size:11px;font-weight:700;letter-spacing:1px;display:block;margin-bottom:14px}.routine h3{display:flex;justify-content:space-between}.routine h3 b{color:#65829b}.routine p{font-size:12px;color:#637b90;margin-top:7px}.routine small{display:inline-block;font-size:10px;color:#52718d;background:#f3f7fa;padding:4px 8px;border-radius:4px;margin-top:20px}.tip{display:flex;align-items:center;gap:16px;background:#f2f7fc;padding:16px 20px;border-radius:9px;margin-top:24px;color:#58738b;font-size:11px}.tip>span{font-size:24px;color:#2563a6}.tip strong{color:#304f69;margin-right:12px}footer{border-top:1px solid #e5ebf1;font-size:10px;color:#637b90;padding:23px 0;margin-top:35px}footer small{float:right;font-size:10px}.panel{border:1px solid #e0e8ef;border-radius:13px;padding:28px;background:#fff}.learning{display:grid;grid-template-columns:minmax(0,2fr) minmax(220px,1fr);gap:24px}.pill{font-size:10px;font-weight:700;color:#2563a6;background:#edf4fb;padding:4px 10px;border-radius:5px}progress{width:100%;height:6px;background:#edf2f7;border:0;border-radius:8px;overflow:hidden}progress::-webkit-progress-bar{background:#edf2f7}progress::-webkit-progress-value{background:#2563a6}progress::-moz-progress-bar{background:#2563a6}.word{text-align:center;padding:35px 0 26px}.word h2{font-size:48px;overflow-wrap:anywhere;margin:8px 0 16px}.word>p:last-child{font-size:15px;color:#58738b;margin-top:15px}.toggle{border:0;background:#edf4fb;color:#2563a6;border-radius:6px;padding:10px 18px;min-height:44px;font-size:12px}.details{background:#f6f9fc;padding:20px;border-radius:9px;display:grid;gap:16px;margin-top:16px}.details span{color:#2563a6;font-size:10px;font-weight:700}.details p{font-size:13px;margin-top:5px}.details small{color:#58738b;font-size:12px}.example{border-top:1px solid #dfe7ef;padding-top:15px}.example p{font-size:15px;margin-bottom:5px}.controls{display:flex;justify-content:space-between;margin-top:15px}.guide{align-self:start}.guide h2{font-size:23px}.guide ol{font-size:12px;color:#58738b;padding-left:20px;line-height:2.6;margin:20px 0}.guide label{display:block;font-size:12px;font-weight:700;margin:20px 0 9px}select{width:100%;border:1px solid #d7e2ec;background:#fff;padding:12px;border-radius:6px;color:#102a43}.muted{font-size:12px;color:#58738b;margin-top:12px}.quiz{max-width:760px;margin:auto}.center{text-align:center}.center h2{margin:20px 0 10px}.center>p{font-size:13px;color:#58738b}fieldset{border:0;margin:25px 0;padding:0;display:flex;justify-content:center;gap:18px;flex-wrap:wrap;font-size:13px}legend{width:100%;text-align:center;font-weight:700;padding-bottom:12px}fieldset label{background:#f2f7fc;padding:12px;border-radius:6px;cursor:pointer}input{accent-color:#2563a6}.actions{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}.prompt{text-align:center;font-size:13px;color:#58738b;margin-top:28px}.question{text-align:center;font-size:36px;margin:14px 0 28px;overflow-wrap:anywhere}.choices{display:grid;grid-template-columns:1fr 1fr;gap:12px}.choice{background:#fff;border:1px solid #d8e3ed;color:#102a43;border-radius:8px;padding:16px;display:flex;align-items:center;gap:12px;text-align:left;font-size:14px;min-height:62px}.choice>span{font-size:11px;background:#f1f5f9;padding:2px 8px;border-radius:4px}.choice:disabled{opacity:1}.choice:hover:not(:disabled){background:#edf4fb;border-color:#2563a6}.choice.correct{background:#edf8f2;border-color:#488d6a;color:#235d40}.choice.incorrect{background:#fff2f1;border-color:#c96a60;color:#a53d34}.choice b{margin-left:auto;font-size:10px;white-space:nowrap}.feedback{background:#f4f8fc;padding:20px;margin-top:24px;border-radius:9px}.feedback h3{color:#2563a6}.feedback>p{margin-top:10px;font-size:13px}.result{display:inline-grid;place-items:center;width:58px;height:58px;background:#edf8f2;color:#317454;font-size:28px;border-radius:50%}.center .score{font-size:44px;font-weight:800;color:#102a43}.score small{font-size:14px;color:#58738b}.result-list{margin-top:25px;text-align:left}.result-list>div{display:flex;gap:14px;font-size:12px;align-items:center;padding:10px 0;border-bottom:1px solid #e0e8ef}.result-list strong{min-width:110px}.result-list b{margin-left:auto;white-space:nowrap}.wrong-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:24px}.wrong-grid h2{font-size:24px}.wrong-grid h3{font-size:15px}.section-title em{color:#2563a6;font-style:normal}.empty{text-align:center;padding:45px 15px;color:#58738b}.empty h2{color:#102a43}.empty p{font-size:13px;margin:15px 0}.history{margin-top:24px}.history h2{margin-bottom:20px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;text-align:left;font-size:13px;white-space:nowrap}th,td{padding:15px 12px;border-bottom:1px solid #e0e8ef}thead{background:#f3f7fb;color:#4c6b85}tbody th{font-weight:500}.notice{background:#fff6df;border:1px solid #dbc58e;padding:15px;border-radius:8px;font-size:13px;margin-bottom:20px}.skip{position:fixed;top:-100px;left:10px;z-index:100;background:#fff;padding:12px}.skip:focus{top:10px}.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(max-width:1100px){.sidebar{width:210px;padding:28px 14px}.workspace{margin-left:210px;width:calc(100% - 210px)}main{padding:30px 26px 0}header{padding:0 26px}.hero{padding:30px}.hero h2{font-size:29px}.illustration{width:230px;transform:scale(.85);transform-origin:right center}.metric{padding:16px}.routine{padding:18px}.learning{grid-template-columns:1fr}.guide h2 br{display:none}}@media(max-width:760px){.app{display:block}.sidebar{position:static;width:100%;padding:18px 20px 0;border-right:0;border-bottom:1px solid #e0e8ef}.nav-label,.side-note,.side-footer{display:none}nav{display:flex;justify-content:space-between;gap:3px;margin-top:18px;overflow:auto}.nav{flex-direction:column;gap:4px;font-size:10px;padding:10px 8px;border-radius:7px 7px 0 0;position:relative;flex-shrink:0;min-width:54px}.nav>span{font-size:20px}.badge{position:absolute;right:0;top:0;font-size:8px}.workspace{width:100%;margin:0}header{height:45px;padding:0 20px;font-size:10px}.storage{font-size:9px}main{padding:26px 20px 0}h1{font-size:27px}.heading{margin-bottom:22px}.heading p:last-child{font-size:12px}.date{display:none}.hero{padding:27px 25px;min-height:285px}.hero h2{font-size:30px}.illustration{display:none}.metrics{gap:9px;margin:18px 0 28px}.metric{padding:13px 10px}.metric>span{font-size:10px}.metric p{font-size:27px}.metric p small{font-size:11px;margin-left:3px}.metric>small{font-size:9px;line-height:1.6}.section-title>small{font-size:10px}.routines{grid-template-columns:1fr;gap:11px}.routine{padding:18px 20px}.routine>span{margin-bottom:6px}.routine p{font-size:11px}.routine small{margin-top:10px}.tip{align-items:flex-start;padding:15px}.tip strong{display:block;margin-bottom:5px}footer{line-height:1.8}footer small{float:none;display:block;margin-top:5px}.panel{padding:22px}.word h2{font-size:39px}.choices{grid-template-columns:1fr}.question{font-size:31px}.wrong-grid{grid-template-columns:1fr}.section-title .button{font-size:11px;padding:9px 12px}.result-list>div{gap:8px;font-size:11px}.result-list strong{min-width:90px}th,td{padding:12px 8px;font-size:12px}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}.library-filters{margin-bottom:24px;padding:20px 24px}.filter-row{display:flex;gap:16px;align-items:flex-end}.filter-row>div{flex:1;min-width:0}.filter-row label{display:block;font-size:12px;font-weight:700;margin-bottom:7px}.filter-row input{width:100%;min-height:48px;border:1px solid #d7e2ec;border-radius:6px;padding:11px 12px;background:#fff;color:#102a43}.filter-row select{min-height:48px}.filter-row>.button{min-height:48px;white-space:nowrap}.search-field{flex:2!important}.word-actions{display:flex;justify-content:center;gap:10px;align-items:flex-start;flex-wrap:wrap;margin:14px 0}.pronounce{max-width:100%}.pronounce p{max-width:300px;font-size:11px}.word .pill{display:inline-block;margin:0 0 12px}.word>.toggle{display:block;margin:0 auto}.wrong-grid .word-actions{justify-content:flex-start}.csv-panel h2{margin-top:16px}.csv-actions{justify-content:flex-start;margin:24px 0}.file-label{display:flex;flex-direction:column;gap:8px;font-size:12px;font-weight:700}.file-label input{max-width:100%;font-size:12px;padding:8px;border:1px solid #d7e2ec;border-radius:6px;min-height:44px}.csv-panel h3{margin-top:24px}.notice ul{max-height:250px;overflow:auto;overflow-wrap:anywhere}.wrong-grid h2{overflow-wrap:anywhere}.panel{min-width:0}@media(max-width:760px){nav{gap:0}.nav{padding:10px 5px;min-width:50px;font-size:9px}.sidebar{padding-right:12px;padding-left:12px}.library-filters{padding:17px}.filter-row{flex-wrap:wrap;gap:12px}.filter-row>div{flex-basis:100%}.search-field{flex-basis:100%!important}.filter-row>.button{width:100%}.word-actions>.button,.word-actions .button{font-size:12px;min-height:46px}.controls{position:sticky;bottom:12px;background:#fffffff5;padding:10px;border:1px solid #e0e8ef;border-radius:10px;z-index:2;gap:12px}.controls button{flex:1}.csv-actions{flex-direction:column;align-items:stretch}.csv-panel th,.csv-panel td{white-space:normal;overflow-wrap:anywhere}.word h2{font-size:clamp(27px,8vw,39px)}.question{font-size:clamp(25px,7vw,31px)}}.account-panel{margin-bottom:26px}.account-actions{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}.account-panel details{border-top:1px solid #e0e8ef;padding-top:14px}.account-panel summary{cursor:pointer;font-size:13px;font-weight:600;min-height:44px}.account-panel details .file-label{margin:12px 0}.auth-loading{max-width:700px;padding:40px;margin:auto}.auth-loading p{margin:20px 0}@media(max-width:760px){.account-actions{flex-direction:column}.account-actions button{width:100%}.account-panel .button{white-space:normal}.account-panel{padding:18px}}.motivation-panel{margin:24px 0}.motivation-panel h2 small{color:#58738b;font-weight:500}.stamp-calendar{list-style:none;padding:0;margin:20px 0;display:grid;grid-template-columns:repeat(10,minmax(0,1fr));gap:8px}.stamp-calendar li{border:1px solid #d7e2ec;border-radius:9px;min-height:82px;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#f6f9fc;color:#58738b}.stamp-calendar li>span{font-size:11px}.stamp-calendar li b{font-size:22px}.stamp-calendar li small{font-size:10px}.stamp-calendar .stamped{color:#fff;background:#102a43;border-color:#102a43}.growth-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:20px 0 24px}.growth-metrics>div{background:#edf4fb;border-radius:9px;padding:15px}.growth-metrics span{display:block;font-size:11px;color:#58738b}.growth-metrics strong{display:block;font-size:24px}.growth-report{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:18px 0}.growth-report>div{border-bottom:1px solid #e0e8ef;padding:10px 0}.growth-report dt{font-size:12px;color:#58738b}.growth-report dd{margin:4px 0 0;font-size:17px;font-weight:700}.renewal-note{background:#edf4fb;border-left:4px solid #2563a6;padding:18px;margin:20px 0;border-radius:7px}.renewal-note p{font-size:12px;margin-top:8px}.report-select{margin-top:16px}.report-select label{display:block;font-size:12px;font-weight:700;margin-bottom:6px}.motivation-panel>.button{margin-top:18px}@media(max-width:760px){.stamp-calendar{grid-template-columns:repeat(5,minmax(0,1fr));gap:6px}.stamp-calendar li{min-height:74px}.growth-metrics{gap:6px}.growth-metrics>div{padding:10px 8px}.growth-metrics strong{font-size:19px}.growth-report{grid-template-columns:1fr}.motivation-panel>.button{width:100%}.motivation-panel .section-title{flex-wrap:wrap}}.premium-panel{margin-bottom:24px;scroll-margin-top:20px}.premium-panel:focus-visible{outline:3px solid #d99b25;outline-offset:4px}.premium-panel .section-title{flex-wrap:wrap}.premium-panel .eyebrow{margin-bottom:5px}.pass-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.pass-status{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:14px;margin:18px 0 0}.pass-status>div{padding:12px;background:#f5f8fb;border-radius:8px}.pass-status dt{font-size:11px;color:#58738b}.pass-status dd{margin:5px 0 0;font-size:13px;font-weight:600;overflow-wrap:anywhere}.pass-status dd small{display:block;font-weight:400}.pass-benefits{border-top:1px solid #e0e8ef;margin-top:20px;padding-top:20px}.pass-plans{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:18px}.pass-plans section{background:#f5f8fb;padding:18px;border-radius:9px;min-width:0}.pass-plans section:last-child{border:1px solid #b9d2e8;background:#edf4fb}.pass-plans ul{padding-left:20px;font-size:13px;line-height:2}.pass-purchase{display:flex;gap:16px;align-items:center;margin-top:18px}.pass-purchase p{margin-top:0}.premium-panel .notice{margin-top:14px;margin-bottom:0}.day-content-note{background:#f2f7fc;border-left:4px solid #2563a6;border-radius:9px;padding:18px 20px;margin:-8px 0 24px}.day-content-note h2{font-size:15px}.day-content-note p{font-size:12px;color:#58738b;margin-top:8px}.day-content-note .button{margin-top:12px}.day-content-note a,.premium-lock a{display:inline-block;text-decoration:none}.premium-lock a{margin-top:8px}@media(max-width:760px){.premium-panel{padding:18px}.pass-actions{flex-direction:column}.pass-actions button{width:100%;white-space:normal}.pass-plans{grid-template-columns:1fr;gap:10px}.pass-purchase{flex-direction:column;align-items:stretch}.pass-purchase button{width:100%}.day-content-note{padding:16px}.day-content-note .button,.premium-lock a{width:100%;text-align:center}.premium-panel .pill{white-space:normal}}
