:root{color-scheme:light;--ink:#132e40;--muted:#466173;--navy:#0b1a28;--blue:#155e91;--accent:#a5d5f3;--line:#cbd9e2;--surface:#f1f6f9;--white:#fff}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;background:var(--white);color:var(--ink);font:16px/1.8 system-ui,-apple-system,"Segoe UI","Malgun Gothic",sans-serif;word-break:keep-all}a{color:var(--blue);text-underline-offset:4px}button,input{font:inherit}button,a,input,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #e99c32;outline-offset:5px}button:disabled,fieldset:disabled{opacity:.55}.wrap{width:min(1180px,calc(100% - 64px));margin-inline:auto}.skip{position:fixed;top:8px;left:16px;z-index:10;transform:translateY(-160%);padding:12px 20px;background:#fff;color:var(--ink)}.skip:focus{transform:none}.site-header{background:var(--navy);color:#fff;border-bottom:1px solid #314151}.header-inner{display:flex;align-items:center;gap:30px;min-height:88px}.brand{font-size:23px;letter-spacing:-.6px;font-weight:800;color:#fff;text-decoration:none;white-space:nowrap}.brand span{font-size:11px;font-weight:600;letter-spacing:2px;margin-left:12px;padding-left:16px;border-left:1px solid #778a9b;color:#b1d9f0}.site-header nav{display:flex;gap:24px;margin-left:auto}.site-header nav a{color:#d7e5ee;text-decoration:none;font-size:14px}.site-header nav a:hover{text-decoration:underline}.languages{display:flex;gap:3px;font-size:12px}.languages a{color:#b9cbd7;text-decoration:none;padding:5px 7px;min-height:36px;display:flex;align-items:center}.languages a[aria-current]{color:#fff;background:#243b4c;border-radius:3px}.hero{background:var(--navy);color:#e7f1f7;padding:76px 0 64px}.hero-grid{display:grid;grid-template-columns:1.45fr 1fr;gap:64px;align-items:center}.eyebrow{font-size:12px;letter-spacing:1.7px;font-weight:650;color:var(--blue);margin:0 0 20px;line-height:1.6}.hero .eyebrow{color:var(--accent)}h1{font-size:clamp(38px,4.5vw,64px);font-weight:720;line-height:1.23;letter-spacing:-2px;margin:0 0 26px}h1 span{color:var(--accent)}h2{font-size:clamp(27px,3vw,38px);line-height:1.4;letter-spacing:-.8px;margin:0 0 22px}h3{font-size:21px;line-height:1.5;letter-spacing:-.3px;margin:0 0 14px}p{margin:0 0 18px}.hero-intro{font-size:18px;color:#c4d5e1;max-width:50ch;margin-bottom:30px}.actions{display:flex;gap:12px;flex-wrap:wrap;align-items:stretch}.button{display:inline-flex;gap:18px;align-items:center;justify-content:space-between;padding:14px 20px;border:1px solid #a7bdca;background:transparent;color:var(--blue);font-weight:650;font-size:15px;line-height:1.5;text-decoration:none;min-height:52px;cursor:pointer;max-width:100%;overflow-wrap:anywhere}.button.primary{background:var(--blue);border-color:var(--blue);color:#fff}.button:hover{background:#e8f0f6}.button.primary:hover{background:#124c75;border-color:#124c75}.hero .button{color:#e7f1f7;border-color:#678195}.hero .button.primary{background:#b7dcf3;border-color:#b7dcf3;color:#123448}.hero .button:hover{background:#253f52}.hero .button.primary:hover{background:#d1eaf9}.language-note{font-size:13px;color:#a9c1d2;max-width:64ch;margin:22px 0 0;line-height:1.85}.session-card{border:1px solid #426078;background:#142b3d;padding:30px}.session-card h2{font-size:24px;letter-spacing:-.4px}.session-card dl{margin:24px 0 20px}.session-card dl div{padding:14px 0;border-top:1px solid #3c5366}.session-card dt{font-size:12px;color:#aac9dd}.session-card dd{margin:2px 0 0;font-weight:550}.small{font-size:13px;line-height:1.8;color:var(--muted)}.session-card .small{color:#afc5d5;margin-bottom:0}.section{padding:76px 0}.section-intro{max-width:82ch;color:var(--muted);margin-bottom:32px}.path-section{background:var(--surface);border-bottom:1px solid var(--line)}.path-grid{list-style:none;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:26px;margin:38px 0 0}.path-grid li{border-top:1px solid #94aebf;padding-top:16px}.step-number{font-size:13px;color:var(--blue);display:block;margin-bottom:12px}.path-grid h3{font-size:20px}.path-grid h3 a{color:var(--ink);text-decoration:none}.path-grid h3 a:hover{text-decoration:underline}.path-grid p{font-size:15px;color:var(--muted)}.basic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:34px}.basic-grid article{padding-top:22px;border-top:2px solid #9ab8cc}.basic-grid p{color:var(--muted);margin-bottom:0}.quiz{margin-top:46px;border:1px solid var(--line);padding:32px}.quiz-heading{display:flex;gap:20px;justify-content:space-between;align-items:flex-start;margin-bottom:26px}.quiz-heading p{color:var(--muted);margin:0;max-width:75ch}.quiz-count{font-size:32px;color:#b4c8d6;font-weight:600}.quiz-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px 30px}fieldset{padding:18px;margin:0 0 10px;border:1px solid var(--line);min-width:0}legend{font-weight:650;padding:0 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.eyebrow{margin-bottom:12px}.records-panel p{max-width:100ch}.records-panel details{border-top:1px solid #b4c8d6;padding-top:16px}.records-panel summary{cursor:pointer;font-weight:650;padding:3px 0}.records-panel details p{margin:14px 0 0}.repeat-panel{display:flex;gap:32px;align-items:center;padding-top:36px;scroll-margin-top:24px}.repeat-panel p{margin-bottom:0}.repeat-panel .eyebrow{margin-bottom:12px}.repeat-panel .text-link{flex-shrink:0}.text-link{display:inline-flex;gap:10px;align-items:center;font-size:14px;font-weight:650;padding:10px 0;line-height:1.7}.materials-note{background:#edf4f8;padding:18px 22px;margin:36px 0 22px;color:#31576d;font-size:14px}.materials-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.material-card{padding:24px;border:1px solid var(--line);display:flex;flex-direction:column;position:relative}.material-number{display:block;font-size:12px;color:var(--muted);margin-bottom:14px}.material-card .badge{font-size:12px;letter-spacing:.3px;margin-bottom:14px}.material-card h3{font-size:20px}.material-card p{font-size:14px;color:var(--muted);margin-bottom:12px}.material-card .text-link{margin-top:auto}.collection{margin-top:24px}.delivery-section{background:var(--navy);color:#e9f2f7}.delivery-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin:36px 0}.delivery-grid article{border-top:1px solid #536b7d;padding-top:22px}.delivery-grid h3{color:#b4d9ee}.delivery-grid p{color:#c3d2dd}.delivery-section .button.primary{background:#b7dcf3;border-color:#b7dcf3;color:#123448}.delivery-section .button.primary:hover{background:#d1eaf9}.delivery-section .small{color:#aec6d6;margin-top:16px;max-width:100ch}.status-section h2{font-size:28px}.status-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin:28px 0 0}.status-grid>div{border-top:1px solid var(--line);padding-top:18px}.status-grid dt{font-size:12px;letter-spacing:1px;font-weight:650;color:var(--blue);margin-bottom:12px}.status-grid dd{margin:0;color:var(--muted);font-size:15px}footer{border-top:1px solid var(--line);padding:28px 0;background:#f5f8fa}footer .wrap{display:flex;justify-content:space-between;gap:28px}footer p{font-size:12px;color:var(--muted);max-width:80ch;margin:0}footer a{font-size:13px;flex-shrink:0}.notice{padding:18px;background:#fff2de}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
html[lang=ko] body,.menu-label{font-family:"Malgun Gothic","맑은 고딕",system-ui,sans-serif}
@media(max-width:1050px){.header-inner{gap:20px}.site-header nav{gap:16px}.hero-grid{gap:32px;grid-template-columns:1.3fr 1fr}h1{font-size:45px}.path-grid{gap:20px}.materials-grid{grid-template-columns:1fr 1fr}}
@media(max-width:820px){html{scroll-padding-top:26px}.header-inner{flex-wrap:wrap;gap:12px 20px;padding-block:18px}.site-header nav{order:3;width:100%;margin:0;gap:24px}.languages{margin-left:auto}.hero{padding:48px 0}.hero-grid{grid-template-columns:1fr}.session-card{margin-top:4px}.session-card dl{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.session-card dd{font-size:14px}.section{padding:54px 0}.path-grid{grid-template-columns:1fr 1fr;gap:30px}.basic-grid{gap:22px}.basic-grid h3{font-size:19px}.basic-grid p{font-size:15px}.practice-card{padding:24px}.quiz{padding:24px}.repeat-panel{display:block}.repeat-panel .text-link{margin-top:14px}footer .wrap{display:block}footer a{display:inline-block;margin-top:16px}}
@media(max-width:600px){.wrap{width:calc(100% - 40px)}body{font-size:15px}.brand{font-size:21px}.brand span{font-size:10px;margin-left:8px;padding-left:10px;letter-spacing:1.5px}.site-header nav{gap:18px;justify-content:space-between}.site-header nav a{font-size:12px}.languages a{font-size:12px;padding:5px}.hero{padding:40px 0}h1{font-size:clamp(32px,8.6vw,48px);letter-spacing:-1.3px;line-height:1.3}h2{font-size:27px}.hero-intro{font-size:17px}.hero .actions{display:grid;grid-template-columns:1fr;width:100%}.button{padding:14px 17px;font-size:14px}.language-note{font-size:12px}.eyebrow{font-size:12px;letter-spacing:1.2px}.session-card{padding:24px}.session-card dl{display:block}.session-card h2{font-size:23px}.path-grid{gap:26px 20px}.path-grid h3{font-size:19px}.path-grid p{font-size:14px}.basic-grid,.quiz-grid,.practice-grid,.materials-grid,.delivery-grid,.status-grid{grid-template-columns:1fr}.basic-grid{gap:28px}.quiz{margin-top:34px;padding:24px 16px}.quiz-heading{gap:10px}.quiz-heading h3{font-size:23px}.quiz-count{font-size:26px}.quiz-grid{gap:16px}.quiz .actions{display:grid;grid-template-columns:1fr}.quiz-result{font-size:15px}fieldset{padding:14px 12px}legend{font-size:15px}fieldset label{font-size:14px}.practice-card h3{font-size:24px}.records-panel{padding:24px 20px}.records-panel h3,.repeat-panel h3{font-size:22px}.materials-note{padding:18px}.material-card{padding:22px}.delivery-grid{gap:24px}.delivery-section h2{font-size:27px}.status-grid{gap:24px}.status-section h2{font-size:26px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
@media print{body{background:#fff;color:#000;font-size:10pt}.site-header,.hero .actions,.languages,.skip,.quiz .actions,footer{display:none}.wrap{width:100%}.hero,.delivery-section,.path-section,.practice-section{background:#fff;color:#000}.hero{padding:0 0 20px}.section{padding:20px 0}.hero-grid,.basic-grid,.practice-grid,.materials-grid,.status-grid,.delivery-grid{display:block}.hero-intro,.hero .eyebrow,.hero h1 span,.hero .language-note,.delivery-grid p,.delivery-grid h3,.delivery-section .small{color:#000}h1{font-size:26pt}.session-card{background:#fff;color:#000;border:1px solid #888;break-inside:avoid}.session-card dd,.session-card dt,.session-card .small{color:#000}.quiz,.practice-card,.material-card,.records-panel{padding:16px;margin-bottom:16px;break-inside:avoid}.quiz-grid{display:block}.button{border:0;padding:0;text-decoration:underline}.button.primary,.delivery-section .button.primary{background:#fff;color:#000;border:0}.basic-grid article,.material-card{margin-bottom:18px}.badge{background:#fff;color:#000;padding:0}a{color:#000}.path-grid{gap:18px}.small{color:#333}}

.offline-course{margin-top:32px;padding:24px;border:1px solid #b5c8d4;background:#f3f7fa}.offline-course h3{margin:0 0 12px;font-size:23px}.offline-course p{max-width:850px}.offline-course .button{white-space:normal;min-height:44px}.offline-course .small{margin-bottom:0}@media(max-width:600px){.offline-course{padding:20px}.offline-course h3{font-size:21px}.offline-course .button{width:100%;text-align:center}}

.record-transfer h4{font-size:18px;margin:24px 0 8px}.record-transfer ol{padding-left:24px;max-width:960px}.record-transfer li{margin:12px 0;overflow-wrap:anywhere}.record-transfer .transfer-note{border-left:3px solid #49798b;padding:12px 16px;background:#edf3f7}.record-transfer summary{min-height:44px;padding-block:10px}

/* Explicit learning-path comparison; all fields remain readable without JS. */
.course-map-section{background:#f5f8fa}.course-map-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.course-map-card{min-width:0;padding:26px;background:#fff;border:1px solid var(--line);display:flex;flex-direction:column}.course-map-card h3{margin:12px 0 18px;font-size:24px}.course-map-card dl{margin:0 0 22px}.course-map-card dl>div{display:grid;grid-template-columns:100px minmax(0,1fr);gap:12px;padding:10px 0;border-top:1px solid #e1e9ee}.course-map-card dt{font-size:13px;font-weight:650;color:var(--muted);overflow-wrap:anywhere}.course-map-card dd{margin:0;font-size:15px;line-height:1.7;overflow-wrap:anywhere}.course-map-card .button{margin-top:auto;justify-content:center}.course-map-note{font-size:14px;color:var(--muted);margin-top:22px;max-width:90ch}
@media(max-width:600px){.course-map-grid{grid-template-columns:1fr}.course-map-card{padding:22px 18px}.course-map-card h3{font-size:23px}.course-map-card dl>div{grid-template-columns:82px minmax(0,1fr);gap:10px}.course-map-card dd{font-size:14px}.course-map-card dt{font-size:12px}}
@media print{.course-map-section{background:#fff}.course-map-grid{display:block}.course-map-card{break-inside:avoid;margin-bottom:18px;padding:16px}.course-map-card dd{font-size:10pt}}

/* Record-location guide: browser, optional folder and company receipt differ. */
.storage-location-guide{margin:20px 0;border:1px solid var(--line);background:#f8fafc;padding:16px 20px}.storage-location-guide>summary{font-weight:650;font-size:17px;cursor:pointer;min-height:44px;align-content:center}.storage-location-body{padding-top:20px}.storage-location-body h4{font-size:17px;margin:22px 0 12px}.storage-location-body>p{font-size:14px}.storage-facts{margin:0 0 20px}.storage-facts>div{display:grid;grid-template-columns:140px minmax(0,1fr);gap:16px;padding:12px 0;border-top:1px solid #dce5ec}.storage-facts dt{font-size:13px;font-weight:650;color:var(--muted);overflow-wrap:anywhere}.storage-facts dd{margin:0;font-size:15px;line-height:1.75;overflow-wrap:anywhere}.storage-location-guide .menu-label{background:#e6edf2;padding:1px 3px;border-radius:2px}.storage-location-guide .actions a{display:inline-flex;align-items:center;min-height:44px}
@media(max-width:600px){.storage-location-guide{padding:14px}.storage-facts>div{grid-template-columns:1fr;gap:5px}.storage-facts dd{font-size:14px}.storage-location-guide .actions{display:block}.storage-location-guide .actions a{display:flex}}
@media print{.storage-location-guide{break-inside:auto;background:#fff}.storage-location-body{display:block!important}.storage-facts>div{break-inside:avoid}}

/* Manual backup verification guidance */
.record-restore-guide{margin:20px 0;border:1px solid #b7cbd6;background:#fff;color:#18394c}.record-restore-guide>summary{cursor:pointer;min-height:44px;padding:12px 16px;font-weight:700;box-sizing:border-box}.record-restore-guide>summary:focus-visible{outline:3px solid #126087;outline-offset:3px}.record-restore-body{padding:0 16px 16px;font-size:15px;line-height:1.8}.record-restore-body li{margin:12px 0}.record-restore-body .restore-stop{border-left:4px solid #946027;padding:12px;background:#fff3df}.record-restore-body .text-link{display:inline-flex;align-items:center;min-height:44px;overflow-wrap:anywhere}@media(max-width:600px){.record-restore-body{font-size:14px}.record-restore-body ol,.record-restore-body ul{padding-left:22px}}