:root{--ink:#17263a;--muted:#626f7e;--blue:#1858da;--line:#dce3ec;--bg:#f5f7fb;--teal:#71ebd2}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:32px}
body{margin:0;background:white;color:var(--ink);font-family:system-ui,-apple-system,"Noto Sans KR","Malgun Gothic",sans-serif;font-size:16px;line-height:1.7}
a{color:inherit;text-decoration:none}
a:focus-visible{outline:3px solid var(--blue);outline-offset:5px}
header,main,footer{max-width:1180px;margin:auto}
header{min-height:96px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:24px}
.brand{font-size:25px;font-weight:850;letter-spacing:-1.5px}
.brand span{color:var(--blue)}
.brand i{font-size:13px;color:var(--muted);font-style:normal;letter-spacing:0;font-weight:450;margin-left:20px}
nav{display:flex;gap:30px;font-size:14px;font-weight:650}
.intro{padding:72px 0 65px;display:grid;grid-template-columns:1.1fr 1fr;align-items:center;gap:80px}
.eyebrow{font-size:13px;font-weight:750;letter-spacing:1.8px;color:var(--blue);margin:0 0 20px}
h1,h2,h3,p{margin-top:0}
h1{font-size:54px;line-height:1.23;letter-spacing:-2.5px;margin-bottom:24px}
h1 span{color:var(--blue)}
.lead{color:var(--muted);font-size:18px;line-height:1.8;margin-bottom:0}
.feature{background:var(--ink);color:white;padding:34px 36px;border-radius:5px;position:relative;border-top:5px solid var(--teal)}
.feature .eyebrow{color:var(--teal);display:block;letter-spacing:.5px}
.feature h2{font-size:28px;line-height:1.45;letter-spacing:-1px}
.feature p{color:#c6d2e1;font-size:16px}
.feature a{display:flex;justify-content:space-between;padding-top:20px;border-top:1px solid #415064;font-size:15px;font-weight:650}
.section-heading{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:22px}
.section-heading h2{font-size:23px;letter-spacing:-.8px;margin:0}
.section-heading>span{color:var(--muted);font-size:14px}
.browse{padding:25px 0 45px}
.category-grid{display:grid;grid-template-columns:repeat(6,1fr);border:1px solid var(--line);border-radius:4px;overflow:hidden}
.category{padding:22px 18px;display:grid;grid-template-columns:1fr auto;gap:12px;border-right:1px solid var(--line);transition:background .18s}
.category:last-child{border-right:0}
.category:hover{background:#edf3ff}
.category-no{grid-column:1/-1;font-size:13px;color:var(--blue);font-weight:700}
.category strong{font-size:16px;letter-spacing:-.5px;white-space:nowrap}
.category>span:last-child{color:#8493a5}
.guides{padding:12px 0 30px}
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.article-card{border:1px solid var(--line);border-radius:5px;padding:25px;display:flex;flex-direction:column;transition:border-color .18s,transform .18s}
.article-card:hover{border-color:var(--blue);transform:translateY(-3px)}
.card-meta{display:flex;justify-content:space-between;gap:12px;font-size:13px;margin-bottom:24px;color:var(--muted)}
.card-meta span:first-child{color:var(--blue);font-weight:650}
.article-card h3{font-size:21px;line-height:1.55;letter-spacing:-.7px}
.article-card p{color:var(--muted);font-size:15px;margin-bottom:26px}
.card-bottom{margin-top:auto;display:flex;justify-content:space-between;padding-top:18px;border-top:1px solid #edf0f5;font-size:14px;font-weight:650}
.card-bottom span{color:var(--blue)}
.note{margin:25px 0 70px;padding:28px 32px;background:var(--bg);border-left:3px solid var(--blue)}
.note strong{font-size:17px}
.note p{font-size:15px;color:var(--muted);margin:7px 0 0}
footer{padding:35px 0;border-top:1px solid var(--line)}
footer p{font-size:14px;color:var(--muted);margin:8px 0 25px}
footer>div{display:flex;justify-content:space-between;font-size:13px;color:var(--muted)}
.back{display:inline-block;margin:30px 0;color:var(--muted);font-size:14px}
.back:before{content:'← ';color:var(--blue)}
.category-intro{padding:15px 0 45px}
.category-intro h1{font-size:42px}
.category-intro+.article-grid{margin-bottom:45px}
.reading-grid{display:grid;grid-template-columns:minmax(0,760px) 270px;gap:75px}
.article-title{padding:18px 0 38px;border-bottom:1px solid var(--line)}
.article-title h1{font-size:40px;line-height:1.4;letter-spacing:-1.7px}
.byline{display:block;font-size:13px;color:var(--muted);margin-top:25px}
.article-body section{padding:38px 0 0}
.article-body h2{font-size:25px;letter-spacing:-.7px;margin:8px 0 15px}
.article-body p{font-size:18px;line-height:1.95;color:#394a5e}
.section-number{font-size:14px;color:var(--blue);font-weight:750}
.toc{margin-top:28px;position:sticky;top:32px;align-self:start;padding:22px;background:var(--bg);border-radius:5px}
.toc .eyebrow{letter-spacing:0;display:block}
.toc a{display:block;font-size:14px;padding:11px 0;border-bottom:1px solid var(--line)}
.toc .toc-all{color:var(--blue);border:0;padding-top:20px}
.article-note{padding:23px;background:var(--bg);font-size:14px;margin:35px 0;color:var(--muted)}
.related{padding:30px 0 65px}
.related .article-grid{grid-template-columns:repeat(2,1fr)}
.related h2{font-size:23px}
.about{max-width:780px;padding:70px 0}
.about h1{font-size:38px}
.about h2{font-size:23px;margin:35px 0 12px}
.about p{color:var(--muted);font-size:17px}
.cta{background:var(--ink);color:white;padding:28px;margin-top:35px}
.cta p{font-size:14px;color:#c6d2e1}
.cta a{display:inline-block;background:var(--teal);color:var(--ink);font-weight:700;padding:12px 18px;border-radius:3px}
@media(max-width:1240px){header,main,footer{margin-left:28px;margin-right:28px}
.intro{gap:40px}
.reading-grid{gap:35px}
.category{padding:20px 12px}
}
@media(max-width:900px){.brand i{display:none}
.intro{gap:28px}
h1{font-size:43px}
.feature{padding:26px}
.feature h2{font-size:24px}
.category-grid{grid-template-columns:repeat(3,1fr)}
.category:nth-child(3){border-right:0}
.category:nth-child(-n+3){border-bottom:1px solid var(--line)}
.article-grid{grid-template-columns:repeat(2,1fr)}
.reading-grid{grid-template-columns:1fr}
.toc{display:none}
}
@media(max-width:600px){header,main,footer{margin-left:20px;margin-right:20px}
header{min-height:78px}
.brand{font-size:23px}
nav{gap:17px;font-size:13px}
.intro{grid-template-columns:1fr;padding:38px 0 30px;gap:30px}
h1{font-size:40px;letter-spacing:-1.7px}
.lead{font-size:16px}
.feature{padding:25px}
.feature h2{font-size:23px}
.eyebrow{margin-bottom:16px}
.section-heading h2{font-size:20px}
.section-heading>span{display:none}
.category strong{font-size:14px}
.category{gap:8px;padding:18px 12px}
.article-grid,.related .article-grid{grid-template-columns:1fr;gap:16px}
.article-card{padding:23px}
.card-meta{margin-bottom:18px}
.article-card h3{font-size:21px}
.note{padding:22px;margin-bottom:45px}
footer>div{gap:18px;flex-wrap:wrap}
.article-title h1{font-size:31px}
.article-body h2{font-size:23px}
.article-body p{font-size:17px}
.about{padding:40px 0}
.about h1{font-size:30px}
}

/* Editorial photos, thumbnails and readable comparison tables */
.article-card{padding:0;overflow:hidden}
.card-content{padding:25px;display:flex;flex-direction:column;flex:1}
.thumb{position:relative;aspect-ratio:1.6;overflow:hidden;background:#17263a;color:white}
.thumb img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .35s}
.article-card:hover .thumb img{transform:scale(1.035)}
.thumb-shade{position:absolute;inset:0;background:linear-gradient(100deg,rgba(9,25,45,.84),rgba(9,25,45,.28) 75%,rgba(9,25,45,.08))}
.thumb-label{position:absolute;top:19px;left:23px;border:1px solid #ffffff80;border-radius:3px;padding:2px 8px;font-size:12px;font-weight:650}
.thumb strong{position:absolute;left:23px;right:17px;top:65px;font-size:25px;line-height:1.4;letter-spacing:-.8px}
.thumb-brand{position:absolute;bottom:16px;left:23px;font-size:12px;letter-spacing:1.5px;color:#e6eef7}
.editorial-image{margin:30px 0}
.editorial-image img{display:block;width:100%;height:auto;aspect-ratio:1.65;object-fit:cover;border-radius:5px}
.editorial-image figcaption{font-size:13px;color:var(--muted);margin-top:9px}
.quick-summary{background:#edf3ff;border-left:3px solid var(--blue);padding:23px 27px;margin:26px 0 8px}
.quick-summary .eyebrow{letter-spacing:0;margin-bottom:12px;display:block;font-size:14px}
.quick-summary ul{margin:0;padding-left:20px}
.quick-summary li{padding:3px 0;font-size:16px}
.article-body .table-section{padding-top:25px}
.table-scroll{overflow-x:auto;margin:20px 0 28px;border:1px solid var(--line);border-radius:5px}
.table-scroll table{width:100%;border-collapse:collapse;font-size:15px;line-height:1.75}
.table-scroll th,.table-scroll td{padding:17px 18px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.table-scroll thead{background:#17263a;color:white}
.table-scroll thead th{font-weight:600}
.table-scroll tbody th{font-weight:650;color:var(--ink);background:#f5f7fb;min-width:100px}
.table-scroll tbody td{color:#435268;min-width:160px}
.table-scroll tbody tr:last-child>*{border-bottom:0}
.table-scroll tbody tr:nth-child(even) td{background:#fafbfd}
.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:600px){.card-content{padding:23px}
.thumb strong{font-size:27px}
.table-scroll th,.table-scroll td{padding:13px;font-size:14px}
.table-scroll tbody td{min-width:145px}
.table-scroll tbody th{min-width:82px}
.quick-summary{padding:20px}
.editorial-image{margin:25px 0}
.editorial-image img{aspect-ratio:1.4}
.reading .article-title{padding-bottom:25px}
}

/* Page-specific affiliate application panel */
.toc{padding:0;background:transparent}
.sticky-apply{background:var(--ink);color:#fff;border-radius:6px;padding:24px 22px 20px;box-shadow:0 12px 28px rgba(20,38,58,.16);margin-bottom:16px;border-top:4px solid var(--teal)}
.sticky-kicker{font-size:12px;font-weight:750;letter-spacing:1px;color:var(--teal);margin:0 0 9px}
.sticky-apply h2{font-size:22px;line-height:1.35;letter-spacing:-.7px;margin:0 0 10px}
.sticky-copy{font-size:14px;line-height:1.65;color:#d5dfeb;margin:0 0 15px}
.sticky-owner{font-size:12px;line-height:1.6;color:#d5dfeb;margin:0 0 15px}
.sticky-owner strong{color:#fff}
.sticky-apply>a{display:block!important;background:var(--teal);color:var(--ink);font-size:14px;font-weight:800;line-height:1.35;padding:13px 14px!important;border:0!important;border-radius:3px;text-align:center}
.sticky-apply>a span{margin-left:3px}
.sticky-apply small{display:block;font-size:11px;line-height:1.55;color:#b9c8d9;margin-top:13px}
.toc-nav{padding:22px;background:var(--bg);border-radius:5px}
.faq{margin:48px 0 0}.faq h2{margin-bottom:16px}.faq details{border-top:1px solid #e5e2da;padding:14px 0}.faq details:last-child{border-bottom:1px solid #e5e2da}.faq summary{cursor:pointer;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:12px}.faq summary::after{content:"+";font-weight:400}.faq details[open] summary::after{content:"−"}.faq details p{margin:10px 0 0;color:#4a4740;line-height:1.75}
.basis-note{margin:28px 0 0;padding:12px 14px;border-left:3px solid #c9c3b5;background:#f7f5f0;font-size:.9rem;color:#5b574f}
.mobile-apply{display:none}
@media(max-width:900px){.mobile-apply{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:50;gap:10px;align-items:center;justify-content:space-between;padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:var(--ink);color:#fff;box-shadow:0 -6px 18px rgba(20,38,58,.18)}.mobile-apply span{font-size:14px;font-weight:700;line-height:1.3;min-width:0}.mobile-apply small{display:block;font-size:11px;font-weight:400;opacity:.7}.mobile-apply a{flex:none;background:var(--teal);color:var(--ink);font-size:14px;font-weight:800;padding:11px 14px;border-radius:3px;white-space:nowrap}body:has(.mobile-apply) footer{padding-bottom:84px}}
@media(max-width:900px){.reading-grid{grid-template-columns:minmax(0,1fr)}}
body{word-break:keep-all;overflow-wrap:break-word}
.decision{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:18px 0}.decision>div{border-radius:6px;padding:16px 18px;border:1px solid #e5e2da}.decision .diy{background:#f2f8f4;border-color:#cfe6d7}.decision .pro{background:#fdf4ec;border-color:#f1d9c2}.decision strong{display:block;font-size:15px;margin-bottom:6px}.decision p{margin:0;font-size:15px;line-height:1.65}
.factors{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:0 0 24px}.factors span{font-size:13px;font-weight:700;color:#5b574f;margin-right:4px}.factors em{font-style:normal;font-size:14px;background:#eef2f7;border-radius:20px;padding:6px 12px}
@media(max-width:600px){.decision{grid-template-columns:1fr}}
.more-link{display:flex;flex-wrap:wrap;gap:8px 18px;margin:22px 0 0;font-size:14px}.more-link a{color:#2459c9;text-decoration:none}.more-link a:hover{text-decoration:underline}