:root{--ink:#17251f;--muted:#526158;--paper:#f5f2e8;--blue:#173c30;--primary:#f2c94c;--powder:#d9eadf;--pale:#e6efe9;--line:#a8b8ae;--white:#fffdf7;--marker:#d49a00;--shadow:0 24px 70px #17251f24;font-family:Pretendard,"Noto Sans KR",ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;font-size:16px;line-height:1.75;background:var(--paper);word-break:keep-all;overflow-wrap:break-word}img{max-width:100%;height:auto}a{color:inherit;text-decoration:none}a[href^="mailto:"],.contact-email,.official-source a{overflow-wrap:anywhere}.skip{position:fixed;top:.5rem;left:.5rem;z-index:20;padding:.7rem 1rem;background:var(--ink);color:#fff;transform:translateY(-140%)}.skip:focus{transform:none}.page-shell{max-width:1440px;margin:auto;background:var(--paper)}
.site-header{min-height:84px;display:flex;align-items:center;gap:2rem;padding:1rem clamp(1.2rem,6vw,6rem);border-bottom:1px solid var(--line);background:#f5f2e8ee;backdrop-filter:blur(14px)}.brand{display:flex;align-items:center;gap:.8rem;margin-right:auto;font-size:.84rem;line-height:1.25}.brand img{width:44px;height:44px;border-radius:10px;box-shadow:5px 5px 0 var(--primary)}.brand strong{color:var(--blue);letter-spacing:.09em}.site-header nav,footer nav{display:flex;flex-wrap:wrap;gap:1.4rem}.site-header nav a,.language{font-size:.88rem;font-weight:800}.site-header nav a:hover,.language:hover,.text-link:hover{color:var(--blue)}.language{padding:.45rem .8rem;border:1px solid var(--line);border-radius:2px}
.hero{position:relative;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(230px,.72fr) minmax(230px,.68fr);gap:clamp(2rem,4vw,4rem);align-items:center;padding:clamp(4rem,8vw,8rem) clamp(1.2rem,6vw,6rem);background-color:var(--paper);background-image:linear-gradient(#173c3012 1px,transparent 1px),linear-gradient(90deg,#173c3012 1px,transparent 1px);background-size:44px 44px;overflow:hidden}.hero:before{content:"";position:absolute;inset:0 0 auto;height:18px;background:repeating-linear-gradient(135deg,var(--ink) 0 18px,var(--primary) 18px 36px)}.hero:after{content:"SITE / 1440";position:absolute;right:-1rem;bottom:-1.1rem;color:#173c300d;font-size:clamp(3rem,10vw,9rem);font-weight:950;letter-spacing:-.07em;pointer-events:none}.hero>*{position:relative;z-index:1}.eyebrow{margin:0 0 .9rem;color:var(--blue);font-size:.78rem;font-weight:900;letter-spacing:.13em;text-transform:uppercase}.hero h1,.page-intro h1,.article header h1{margin:0;max-width:900px;font-size:clamp(2.8rem,6vw,6.2rem);line-height:1.06;letter-spacing:-.055em}.hero h1 span{color:var(--blue);text-decoration:underline;text-decoration-color:var(--primary);text-decoration-thickness:.18em;text-underline-offset:.12em}.lede{max-width:44rem;margin:1.4rem 0 0;color:var(--muted);font-size:clamp(1.05rem,2vw,1.24rem)}
.exam-grid{display:grid;background:var(--white);border:2px solid var(--blue);box-shadow:0 12px 0 var(--powder)}.exam-grid article{display:grid;gap:.3rem;padding:1.25rem;border-bottom:1px solid var(--line)}.exam-grid article:last-child{border:0}.exam-grid b{color:var(--blue);font-size:.72rem;letter-spacing:.08em}.exam-grid strong{font-size:1.18rem}.exam-grid span{color:var(--muted);font-size:.88rem}.phone-stage{margin:0;padding:9px;border-radius:1.8rem;background:var(--ink);box-shadow:var(--shadow);transform:rotate(-1deg)}.phone-stage img{display:block;border-radius:1.4rem}
.store-block{margin-top:1.7rem}.store-row{display:flex;flex-wrap:wrap;align-items:center;gap:.75rem}.store-link{display:inline-flex;align-items:center;min-height:56px}.store-link img{display:block;width:auto;height:56px}.store-disabled{min-height:56px;display:inline-flex;align-items:center;gap:.55rem;padding:0 1.1rem;border:1px dashed var(--line);border-radius:10px;color:var(--muted);background:#ffffffa8;font-size:.86rem;font-weight:800}.store-disabled span{font-size:1.3rem}.data-ribbon{display:grid;grid-template-columns:repeat(4,1fr);border-block:1px solid var(--line);background:var(--ink);color:#fff}.data-ribbon span{padding:.8rem;border-right:1px solid #ffffff2a;text-align:center;font-size:.74rem;font-weight:900;letter-spacing:.1em}
.section,.page-intro,.article,.policy,.faq-list,.support-grid,.official-source{margin-inline:clamp(1.2rem,6vw,6rem)}.section{padding-block:clamp(4rem,8vw,7rem)}.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(300px,.9fr);gap:clamp(2.5rem,8vw,8rem);align-items:start}.split h2,.section-heading h2,.final-cta h2,.page-intro h1{margin:.2rem 0 1rem;font-size:clamp(2rem,4vw,3.7rem);line-height:1.12;letter-spacing:-.04em}.split p{max-width:44rem;color:var(--muted)}.text-link{display:inline-block;margin-top:1rem;color:var(--blue);font-weight:900;border-bottom:2px solid var(--marker)}.workflow{border-top:2px solid var(--blue)}.workflow div{display:grid;grid-template-columns:3rem 1fr;gap:1rem;padding:1.1rem .4rem;border-bottom:1px solid var(--line)}.workflow b{color:var(--marker)}
.app-preview,.guide-preview{border-top:1px solid var(--line)}.section-heading{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(240px,.8fr);gap:2rem;align-items:end;margin-bottom:2.4rem}.section-heading>p{color:var(--muted)}.screens{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(1rem,3vw,2.2rem)}.screens figure{margin:0;padding:1rem;border:1px solid var(--line);background:#fff;box-shadow:9px 9px 0 var(--pale)}.screens img{display:block;width:100%;border-radius:1rem}.screens figcaption{padding:.9rem .2rem 0;font-weight:800}.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}.guide-card{min-height:240px;padding:1.5rem;background:var(--white);transition:.2s ease;border-left:5px solid transparent}.guide-card:hover{background:var(--pale);border-left-color:var(--primary);transform:translateY(-2px)}.guide-card span{color:var(--blue);font-size:.75rem;font-weight:900;letter-spacing:.08em}.guide-card h2,.guide-card h3{margin:.7rem 0;font-size:1.3rem;line-height:1.35}.guide-card p{margin:0;color:var(--muted)}
.final-cta{margin:0 clamp(1.2rem,6vw,6rem) clamp(4rem,8vw,7rem);padding:clamp(2rem,5vw,4rem);background:var(--blue);color:#fff;box-shadow:14px 14px 0 var(--powder)}.final-cta .eyebrow{color:var(--pale)}.final-cta h2{max-width:760px}.final-cta .store-disabled{color:#dbe9ee;background:#ffffff12;border-color:#ffffff66}.page-intro{padding:clamp(4rem,8vw,7rem) 0 3rem;border-bottom:2px solid var(--blue)}.page-intro p{max-width:720px;color:var(--muted);font-size:1.12rem}.all-guides{margin:3rem clamp(1.2rem,6vw,6rem) 5rem}
.article{padding-block:3rem 6rem}.breadcrumbs{display:flex;flex-wrap:wrap;gap:.65rem;margin-bottom:3.5rem;color:var(--muted);font-size:.84rem}.article header{max-width:980px}.article header h1{font-size:clamp(2.5rem,5vw,5.4rem)}.article-meta{color:var(--muted);font-size:.84rem}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:clamp(2rem,7vw,7rem);margin-top:4rem;align-items:start}.article-copy{max-width:760px}.article-copy section{padding:0 0 2.4rem}.article-copy h2,.policy h2{margin:0 0 .8rem;font-size:1.55rem;line-height:1.35}.article-copy p,.policy p{color:#405461}.cell-note{display:grid;grid-template-columns:repeat(3,1fr);margin:0 0 2.5rem;border:2px solid var(--blue);background:#fff;box-shadow:8px 8px 0 var(--powder)}.cell-note>*{padding:.9rem;border-right:1px solid var(--line)}.cell-note>*:last-child{border:0}.article-aside{position:sticky;top:1rem;padding:1.5rem;border:1px solid var(--line);background:var(--white)}.article-aside>img{border-radius:20px}.article-aside h2{margin:.9rem 0 .4rem}.article-aside p{color:var(--muted)}.article-aside .store-disabled{width:100%}
.official-source{margin-block:3rem;padding:1.5rem;border-left:5px solid var(--marker);background:var(--pale)}.official-source h2{margin-top:0}.official-source div{display:flex;flex-wrap:wrap;gap:.7rem 1.3rem}.official-source a{color:var(--blue);font-weight:800;text-decoration:underline}.related{margin-top:4rem;border-top:1px solid var(--line);padding-top:3rem}.faq-list{padding-block:3rem}.faq-list details{border-bottom:1px solid var(--line);background:#fff}.faq-list summary{cursor:pointer;padding:1.3rem;font-size:1.05rem;font-weight:900}.faq-list details p{margin:0;padding:0 1.3rem 1.4rem;color:var(--muted)}
.policy{max-width:820px;padding-block:clamp(4rem,8vw,7rem)}.policy h1{font-size:clamp(2.4rem,5vw,4.8rem);line-height:1.1}.policy h2{margin-top:2.4rem}.primary-button,.contact-email{display:inline-flex;margin-top:1rem;padding:.85rem 1.1rem;background:var(--blue);color:#fff;font-weight:900}.support-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;margin-block:3rem 6rem;background:var(--line);border:1px solid var(--line)}.support-grid>div{padding:1.5rem;background:#fff}.support-grid h2{margin-top:0}.support-grid p{color:var(--muted)}.contact{min-height:60vh}.source-note{color:var(--muted);font-size:.82rem}footer{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:2rem;padding:2.5rem clamp(1.2rem,6vw,6rem);border-top:1px solid var(--line);background:var(--pale)}footer p{max-width:680px;margin:.5rem 0 0}footer .source-note{grid-column:1/-1}
@media(max-width:1040px){.hero{grid-template-columns:1fr 1fr}.hero-copy{grid-column:1/-1}.phone-stage{width:min(100%,300px);justify-self:center}.guide-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.site-header{flex-wrap:wrap;gap:.8rem 1rem}.site-header nav{order:3;width:100%;padding-top:.8rem;border-top:1px solid var(--line)}.hero,.split,.section-heading,.article-layout{grid-template-columns:1fr}.hero-copy{grid-column:auto}.hero{padding-top:3.5rem}.exam-grid{grid-template-columns:repeat(3,1fr)}.exam-grid article{border-bottom:0;border-right:1px solid var(--line)}.exam-grid article:last-child{border-right:0}.data-ribbon{grid-template-columns:repeat(2,1fr)}.screens{grid-template-columns:1fr;max-width:420px;margin:auto}.article-aside{position:static}.support-grid{grid-template-columns:1fr}footer{grid-template-columns:1fr}}
@media(max-width:520px){.hero h1{font-size:clamp(2.6rem,14vw,4rem)}.exam-grid,.guide-grid,.cell-note{grid-template-columns:1fr}.exam-grid article{border-right:0;border-bottom:1px solid var(--line)}.cell-note>*{border-right:0;border-bottom:1px solid var(--line)}.store-row{align-items:stretch;flex-direction:column}.store-link,.store-disabled{width:fit-content}}

/* store-badge-frame-sync: keep marketplace badges aligned without distorting official artwork */
.store-row>.store-link,.store-row>.store-disabled{width:194px;height:75px;min-width:194px;min-height:75px;flex:0 0 194px;align-items:center;justify-content:center}
.store-row>.store-link img{width:auto;height:auto;max-width:100%;max-height:100%;object-fit:contain}
.store-row>.store-link img[src*="google-play"]{width:194px;height:75px}
.store-row>.store-link img[src*="app-store"]{width:180px;height:60px}
@media(max-width:420px){.store-row>.store-link,.store-row>.store-disabled{max-width:100%}}
:focus-visible{outline:3px solid var(--marker);outline-offset:4px}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.guide-card{transition:none}}