:root{--ink:#1e2a5a;--text:#303b58;--muted:#596172;--accent:#cb243a;--accent-dk:#a11b2e;--bg:#fffaf0;--surface:#fff;--tint:#fff3e2;--tint-2:#fff6e8;--line:#e7e5e0;--line-2:#d6d3cc;--track:#eeebe4;--ok:#1e7a4c;--ok-bg:#e8f4ec;--bad:#b3261e;--bad-bg:#fcebea;--serif:Fraunces,'Noto Serif KR',Georgia,serif;--sans:'Public Sans','Noto Sans KR',-apple-system,system-ui,'Segoe UI',sans-serif;--radius:14px;--shadow:0 24px 48px -24px rgba(30,42,90,.16)}*,*:before,*:after{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:400 16px/1.6 var(--sans);-webkit-font-smoothing:antialiased}a{color:var(--accent)}a:hover{color:var(--accent-dk)}img,video,iframe{max-width:100%}:focus-visible{outline:3px solid #2454a6;outline-offset:2px}.fik-skip{position:absolute;left:-9999px}.fik-skip:focus{left:16px;top:16px;z-index:100;background:#fff;padding:8px 12px;border-radius:8px}.fik-wrap{max-width:1200px;margin:0 auto;padding:0 32px}.fik-main{min-height:60vh}.fik-section{padding:64px 0}.fik-section--tight{padding:8px 0 0;display:flex;flex-direction:column;gap:20px}.fik-muted{color:var(--muted)}.fik-eyebrow{margin:0;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:600}.fik-eyebrow--light{color:#c9cfe0}.fik-icon{flex-shrink:0;vertical-align:middle}.fik-display{margin:0;font:700 60px/1.04 var(--serif);letter-spacing:-.035em;color:var(--ink)}.fik-display--md{font-size:44px;line-height:1.08}.fik-h2{margin:0;font:700 30px/1.15 var(--serif);letter-spacing:-.03em;color:var(--ink)}.fik-h3{margin:0;font:700 24px/1.2 var(--serif);letter-spacing:-.02em;color:var(--ink)}.fik-lead{margin:0;font-size:18px;line-height:1.6;color:var(--muted);max-width:560px}.fik-lead--sm{font-size:17px;max-width:720px}.fik-header{background:var(--surface);border-bottom:1px solid var(--line)}.fik-header__inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:16px}.fik-brand{display:flex;flex-direction:column;line-height:1.15;text-decoration:none}.fik-brand__word{font:800 16px/1.2 var(--sans);letter-spacing:.06em;text-transform:uppercase;color:var(--ink)}.fik-brand__star{color:var(--accent)}.fik-brand__sub{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}.fik-nav{display:flex;align-items:center;gap:24px;font-size:15px}.fik-nav__link{color:var(--muted);text-decoration:none;font-weight:600;white-space:nowrap}.fik-nav__link:hover,.fik-nav__link.is-active{color:var(--ink)}.fik-account{position:relative}.fik-account summary{list-style:none;width:40px;height:40px;border-radius:999px;background:var(--tint);color:var(--ink);display:flex;align-items:center;justify-content:center;font-weight:700;cursor:pointer}.fik-account summary::-webkit-details-marker{display:none}.fik-account__menu{position:absolute;right:0;top:48px;z-index:20;min-width:240px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:8px;display:flex;flex-direction:column}.fik-account__menu a{padding:10px 12px;border-radius:8px;color:var(--ink);text-decoration:none}.fik-account__menu a:hover{background:var(--tint-2)}.fik-account__name{margin:0;padding:10px 12px 12px;border-bottom:1px solid var(--line);margin-bottom:6px;font-weight:600;color:var(--ink);font-size:14px;line-height:1.4}.fik-account__name span{font-weight:400;color:var(--muted);word-break:break-all}.fik-footer{border-top:1px solid var(--line);background:var(--surface);margin-top:72px}.fik-footer__inner{padding:28px 32px;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;font-size:14px;color:var(--muted)}.fik-footer a{color:var(--muted)}.fik-footer nav{display:flex;gap:20px;flex-wrap:wrap}.fik-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:12px 22px;border-radius:10px;border:1px solid transparent;font:700 16px/1.2 var(--sans);text-decoration:none;cursor:pointer;transition:background .15s,border-color .15s}.fik-btn--sm{min-height:42px;padding:9px 16px;font-size:14px}.fik-btn--lg{min-height:56px;padding:16px 26px}.fik-btn--block{width:100%}.fik-btn--primary{background:var(--accent);color:#fff}.fik-btn--primary:hover{background:var(--accent-dk);color:#fff}.fik-btn--dark{background:var(--ink);color:#fff}.fik-btn--dark:hover{background:#14204a;color:#fff}.fik-btn--light{background:#fff;color:var(--ink)}.fik-btn--light:hover{background:var(--tint);color:var(--ink)}.fik-btn--ghost{background:var(--surface);color:var(--ink);border-color:var(--line-2)}.fik-btn--ghost:hover{border-color:var(--ink);color:var(--ink)}.fik-btn[disabled]{opacity:.6;cursor:wait}.fik-card{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:32px}.fik-pill{align-self:flex-start;margin:0;background:var(--tint);color:var(--ink);font-weight:600;font-size:14px;padding:6px 12px;border-radius:999px}.fik-badge{flex-shrink:0;background:var(--tint);color:var(--ink);font-size:13px;font-weight:700;padding:4px 10px;border-radius:99px}.fik-alert{margin:0;background:var(--bad-bg);color:var(--bad);border-radius:10px;padding:12px 14px;font-size:15px}.fik-note{display:flex;gap:12px;align-items:flex-start;background:var(--tint);border-radius:12px;padding:14px 16px;font-size:14px;line-height:1.5;color:var(--text)}.fik-note p{margin:0}.fik-note .fik-icon{color:var(--accent);margin-top:2px}.fik-glyph{width:64px;height:64px;flex-shrink:0;border-radius:14px;background:var(--tint);color:var(--ink);display:flex;align-items:center;justify-content:center;font:700 30px/1 'Noto Serif KR',var(--serif)}.fik-glyph--plain{background:0 0;width:auto;height:auto;justify-content:flex-start;color:var(--accent);font-size:32px}.fik-glyph--lg{width:96px;height:96px;border-radius:20px;font-size:46px;background:var(--ink);color:#fff;margin:0}.fik-grid{display:grid;gap:20px}.fik-grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}.fik-grid--4{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}.fik-empty p{margin:0 0 6px}.fik-progress{display:flex;align-items:center;gap:12px;max-width:640px}.fik-progress__track{flex:1;height:8px;background:var(--track);border-radius:99px;overflow:hidden}.fik-progress__track span{display:block;height:100%;background:var(--ink);border-radius:99px}.fik-progress__label{font-size:14px;font-weight:600;white-space:nowrap}.fik-hero{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:72px;align-items:center;padding-top:80px;padding-bottom:80px}.fik-hero__copy{display:flex;flex-direction:column;gap:24px}.fik-facts{list-style:none;margin:0;padding:8px 0 0;display:flex;gap:28px;flex-wrap:wrap;color:var(--muted);font-size:15px}.fik-facts li{display:flex;align-items:center;gap:8px}.fik-facts .fik-icon{color:var(--accent)}.fik-login{display:flex;flex-direction:column;gap:18px;padding:40px;box-shadow:var(--shadow)}.fik-login .fik-muted{margin:-10px 0 0;font-size:15px}.fik-form{display:flex;flex-direction:column;gap:18px}.fik-form label{display:flex;flex-direction:column;gap:8px;font-size:14px;font-weight:600;color:var(--ink)}.fik-form input[type=text],.fik-form input[type=password],.fik-form input[type=email]{height:48px;border:1px solid var(--line-2);border-radius:10px;padding:0 14px;font:16px var(--sans);color:var(--ink);background:#fff}.fik-form input:focus{border-color:var(--ink);outline:none;box-shadow:0 0 0 3px rgba(30,42,90,.15)}.fik-form__row{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;font-size:14px}.fik-form .fik-check{flex-direction:row;align-items:center;gap:8px;font-weight:400;color:var(--muted)}.fik-check input{width:18px;height:18px;accent-color:var(--accent)}.fik-band{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:72px 0}.fik-band .fik-grid{margin-top:32px}.fik-band .fik-lead--sm{margin:8px 0 0}.fik-tile{border:1px solid var(--line);border-radius:16px;padding:24px;display:flex;flex-direction:column;gap:12px}.fik-tile h3{margin:0;font-size:18px;line-height:1.3;color:var(--ink)}.fik-tile p{margin:0;font-size:15px}.fik-help{display:flex;justify-content:space-between;align-items:center;gap:24px;background:var(--ink);color:#fff;border-radius:20px;padding:36px 40px}.fik-help .fik-h3{color:#fff}.fik-help p{margin:6px 0 0;color:#c9cfe0}.fik-help .fik-btn{flex-shrink:0}.fik-dash{padding-top:48px;display:flex;flex-direction:column;gap:44px}.fik-dash__hello{display:flex;flex-direction:column;gap:6px}.fik-dash__hello p{margin:0}.fik-continue{background:var(--ink);color:#fff;border-radius:22px;padding:36px 40px;display:flex;align-items:center;justify-content:space-between;gap:32px}.fik-continue__copy{display:flex;flex-direction:column;gap:14px;min-width:0;flex:1}.fik-continue .fik-h2{color:#fff}.fik-continue .fik-progress__track{background:#34407a}.fik-continue .fik-progress__track span{background:#ffb4be}.fik-continue .fik-progress__label{color:#c9cfe0;font-weight:400}.fik-course-card{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:26px;display:flex;gap:20px;align-items:flex-start;text-decoration:none;color:var(--ink);transition:border-color .15s}.fik-course-card:hover{border-color:var(--accent);color:var(--ink)}.fik-course-card.is-current{border:2px solid var(--accent);padding:25px}.fik-course-card.is-current .fik-glyph{background:var(--accent);color:#fff}.fik-course-card__body{display:flex;flex-direction:column;gap:8px;flex:1;min-width:0}.fik-course-card__title{font-weight:700;font-size:19px;line-height:1.3}.fik-course-card .fik-muted{font-size:14px}.fik-course-card .fik-progress{padding-top:4px}.fik-download{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:20px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px}.fik-download>span{display:flex;flex-direction:column;gap:2px;color:var(--ink)}.fik-download .fik-muted{font-size:14px}.fik-course-head{background:var(--surface);border-bottom:1px solid var(--line);padding:32px 0 44px;margin-bottom:32px}.fik-course-head .fik-wrap{display:flex;flex-direction:column;gap:22px}.fik-course-head__row{display:flex;align-items:flex-end;justify-content:space-between;gap:32px}.fik-course-head__title{display:flex;gap:24px;align-items:center}.fik-course-head__title p{margin:8px 0 0}.fik-back{align-self:flex-start;display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--muted);text-decoration:none}.fik-back:hover{color:var(--ink)}.fik-steps{list-style:none;margin:0;padding:0;background:var(--surface);border:1px solid var(--line);border-radius:18px;overflow:hidden}.fik-step+.fik-step{border-top:1px solid #f1eee8}.fik-step a{display:flex;align-items:center;gap:16px;padding:16px 24px;color:var(--ink);text-decoration:none}.fik-step a:hover{background:var(--bg)}.fik-step.is-next a{background:var(--tint-2)}.fik-step__mark{width:26px;height:26px;flex-shrink:0;border-radius:999px;border:2px solid #c9c5bc;display:flex;align-items:center;justify-content:center}.fik-step.is-done .fik-step__mark{border-color:var(--ok);background:var(--ok);color:#fff}.fik-step.is-next .fik-step__mark{border-color:var(--accent);background:var(--accent);color:#fff}.fik-step__num{width:28px;flex-shrink:0;color:var(--muted);font-size:14px;font-variant-numeric:tabular-nums}.fik-step__title{flex:1;min-width:0;font-weight:500}.fik-step.is-next .fik-step__title{font-weight:700}.fik-step.is-quiz .fik-step__title{color:var(--text)}.fik-step__kind{font-size:13px}.fik-learn{display:flex;flex-wrap:wrap;min-height:calc(100vh - 73px)}.fik-learn__side{flex:1 1 280px;max-width:100%;background:var(--surface);border-right:1px solid var(--line);padding:28px 16px}.fik-learn__main{flex:999 1 560px;min-width:0;padding:40px 56px 64px}.fik-outline-wrap{position:sticky;top:24px}.fik-outline__toggle{display:none}.fik-outline{display:flex;flex-direction:column;gap:10px}.fik-outline .fik-eyebrow{padding:0 12px}.fik-outline ol{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px;max-height:calc(100vh - 180px);overflow:auto}.fik-outline a{display:flex;gap:12px;align-items:flex-start;padding:9px 12px;border-radius:10px;color:var(--text);text-decoration:none;font-size:15px;line-height:1.4}.fik-outline a:hover{background:var(--bg)}.fik-outline .is-done a{color:var(--muted)}.fik-outline .is-current a{background:var(--tint);color:var(--ink);font-weight:700}.fik-outline .is-quiz a{font-size:14px;padding-left:24px}.fik-dot{width:18px;height:18px;flex-shrink:0;margin-top:1px;border-radius:99px;border:2px solid #c9c5bc;display:flex;align-items:center;justify-content:center}.fik-outline .is-done .fik-dot{border:0;color:var(--ok)}.fik-outline .is-current .fik-dot{border:0;background:var(--accent)}.fik-outline .fik-progress{padding:10px 12px 0}.fik-lesson{max-width:780px;margin:0 auto;display:flex;flex-direction:column;gap:16px}.fik-lesson>.fik-muted{margin:12px 0 -8px;font-size:14px}.fik-lesson__foot{display:flex;justify-content:space-between;align-items:center;gap:16px;border-top:1px solid var(--line);padding-top:28px;margin-top:24px}.fik-done-note{display:flex;align-items:center;gap:8px;margin:0;color:var(--ok);font-weight:600;font-size:15px}.fik-page{padding-top:48px}.fik-notfound{align-items:flex-start;padding:40px 0}.fik-prose{margin-top:12px;font-size:17px;line-height:1.75;color:var(--text);overflow-wrap:anywhere}.fik-prose>*:first-child{margin-top:0}.fik-prose h1,.fik-prose h2,.fik-prose h3,.fik-prose h4{font-family:var(--serif);color:var(--ink);letter-spacing:-.02em;line-height:1.25;margin:1.8em 0 .5em}.fik-prose h2{font-size:28px}.fik-prose h3{font-size:23px}.fik-prose h4{font-size:19px}.fik-prose p{margin:0 0 1em}.fik-prose ul,.fik-prose ol{padding-left:1.4em;margin:0 0 1em}.fik-prose li{margin:.25em 0}.fik-prose strong,.fik-prose b{color:var(--ink)}.fik-prose img{height:auto;border-radius:12px}.fik-prose audio{display:block;width:100%;margin:12px 0 20px;border-radius:999px}.fik-prose iframe:not(.h5p-iframe){display:block;width:100%;aspect-ratio:16/9;height:auto;border:0;border-radius:12px;margin:12px 0 20px}.fik-prose .h5p-iframe-wrapper{margin:12px 0 24px}.fik-prose presto-player,.fik-prose .presto-block-video{display:block;margin:12px 0 24px;border-radius:12px;overflow:hidden}.fik-prose table{width:100%;border-collapse:collapse;margin:16px 0 24px;font-size:16px;display:block;overflow-x:auto}.fik-prose th,.fik-prose td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}.fik-prose th{background:var(--tint-2);color:var(--ink)}.fik-prose blockquote{margin:16px 0;padding:12px 18px;border-radius:12px;background:var(--tint-2)}.fik-prose hr{border:0;border-top:1px solid var(--line);margin:28px 0}.fik-prose :lang(ko),.fik-prose [lang=ko]{font-family:'Noto Sans KR',var(--sans)}.fik-quiz{display:flex;flex-direction:column;gap:20px;margin-top:8px}.fik-q{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:24px 26px;display:flex;flex-direction:column;gap:14px}.fik-q__num{margin:0;font-size:13px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}.fik-q__text{font-size:18px;color:var(--ink)}.fik-q__text p{margin:0 0 .4em}.fik-q__options{display:flex;flex-direction:column;gap:8px;border:0;margin:0;padding:0}.fik-opt{display:flex;align-items:center;gap:12px;padding:12px 14px;border:1px solid var(--line-2);border-radius:12px;cursor:pointer;font-size:16px;min-height:48px}.fik-opt:hover{border-color:var(--ink)}.fik-opt input{width:18px;height:18px;accent-color:var(--ink);flex-shrink:0}.fik-opt.is-right{border-color:var(--ok);background:var(--ok-bg)}.fik-opt.is-wrong{border-color:var(--bad);background:var(--bad-bg)}.fik-cloze{font-size:18px;line-height:2.2}.fik-cloze input,.fik-free{font:16px var(--sans);border:1px solid var(--line-2);border-radius:8px;padding:6px 10px;min-width:120px;color:var(--ink)}.fik-cloze input.is-right,.fik-free.is-right{border-color:var(--ok);background:var(--ok-bg)}.fik-cloze input.is-wrong,.fik-free.is-wrong{border-color:var(--bad);background:var(--bad-bg)}.fik-q textarea{width:100%;min-height:160px;font:16px/1.6 var(--sans);border:1px solid var(--line-2);border-radius:12px;padding:12px 14px;color:var(--ink)}.fik-q__feedback{border-radius:12px;padding:12px 14px;font-size:15px}.fik-q__feedback p{margin:0 0 .3em}.fik-q__feedback.is-right{background:var(--ok-bg);color:#14532d}.fik-q__feedback.is-wrong{background:var(--bad-bg);color:#7f1d1d}.fik-q__feedback.is-info{background:var(--tint);color:var(--text)}.fik-q__hint{margin:0;font-size:14px;color:var(--muted)}.fik-quiz__result{background:var(--ink);color:#fff;border-radius:20px;padding:28px 32px;display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}.fik-quiz__result h2{margin:0;font:700 28px/1.2 var(--serif);color:#fff}.fik-quiz__result p{margin:4px 0 0;color:#c9cfe0}.fik-quiz__result .fik-btns{display:flex;gap:10px;flex-wrap:wrap}.fik-quiz__submit{align-self:flex-start}@media (max-width:900px){.fik-hero{grid-template-columns:minmax(0,1fr);gap:40px;padding-top:40px}.fik-grid--2{grid-template-columns:minmax(0,1fr)}.fik-continue,.fik-course-head__row,.fik-help{flex-direction:column;align-items:flex-start}.fik-learn__side{border-right:0;border-bottom:1px solid var(--line);padding:12px 16px}.fik-outline-wrap{position:static}.fik-outline__toggle{display:flex;align-items:center;justify-content:space-between;min-height:44px;padding:0 12px;font-weight:700;color:var(--ink);cursor:pointer}.fik-outline__toggle:after{content:"▾";color:var(--muted)}.fik-outline-wrap[open] .fik-outline__toggle:after{content:"▴"}.fik-outline-wrap[open] .fik-outline{padding-top:8px}.fik-outline ol{max-height:260px}.fik-learn__main{padding:28px 32px 48px}.fik-hide-sm{display:none!important}}@media (max-width:560px){.fik-wrap,.fik-footer__inner{padding-left:16px;padding-right:16px}.fik-learn__main{padding:24px 16px 40px}.fik-display{font-size:40px}.fik-display--md{font-size:32px}.fik-card,.fik-login{padding:24px}.fik-continue,.fik-help{padding:28px 24px}.fik-step a{padding:14px 16px;gap:12px}.fik-lesson__foot{flex-direction:column-reverse;align-items:stretch}.fik-lesson__foot>span:empty{display:none}.fik-nav{gap:12px}.fik-nav__link{display:none}.fik-brand__word{font-size:14px;white-space:nowrap}}