:root{--bg:#000;--bg2:#0b0b0d;--card:#111114;--line:#26262b;--tx:#fff;--mut:#a9adb5;--gold:#229ED9;--gold2:#5bbdf0;--blue:#229ED9;--r:14px;--w:1080px}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--tx);font:16px/1.8 "Paperlogy","Pretendard","Apple SD Gothic Neo","Malgun Gothic","Noto Sans KR",system-ui,sans-serif;word-break:keep-all;-webkit-font-smoothing:antialiased}
a{color:var(--gold2);text-decoration:none}a:hover{text-decoration:underline}
img,svg{max-width:100%;height:auto}
h1,h2,h3{line-height:1.35;margin:0 0 .6em;letter-spacing:-.01em}
h1{font-size:clamp(1.7rem,4.2vw,2.6rem);font-weight:800}
h2{font-size:clamp(1.35rem,2.8vw,1.8rem);font-weight:700}
h3{font-size:1.1rem;font-weight:700}
p{margin:0 0 1em}
ul,ol{padding-left:1.2em;margin:0 0 1em}
strong{color:#fff}
.wrap{max-width:var(--w);margin:0 auto;padding:0 20px}
.narrow{max-width:820px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.skip{position:absolute;left:-999px;top:0}.skip:focus{left:8px;top:8px;background:#fff;color:#000;padding:8px 12px;z-index:100;border-radius:6px}
.muted{color:var(--mut)}.small{font-size:.875rem}
/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(0,0,0,.88);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;gap:20px;min-height:64px;position:relative}
.brand img{height:40px;width:auto}.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;text-decoration:none!important}
.brand span{display:flex;flex-direction:column;line-height:1.2}.brand small{font-weight:500;color:var(--mut);font-size:.72rem}
.site-header nav{margin-left:auto}
.site-header nav ul{display:flex;gap:4px;list-style:none;margin:0;padding:0}
.site-header nav a{display:block;padding:8px 12px;border-radius:8px;color:var(--tx);font-size:.95rem}
.site-header nav a:hover,.site-header nav a[aria-current]{background:#15191d;text-decoration:none;color:var(--gold2)}
.nav-toggle{position:absolute;opacity:0;pointer-events:none}.burger{display:none;cursor:pointer;padding:12px;margin-left:auto}
.burger span,.burger span::before,.burger span::after{display:block;width:22px;height:2px;background:#fff;position:relative;content:""}
.burger span::before{position:absolute;top:-7px}.burger span::after{position:absolute;top:7px}
.btn{display:inline-block;border-radius:6px;background:#229ED9;color:#fff!important;font-weight:700;padding:12px 22px;border-radius:999px;text-decoration:none!important;border:1px solid transparent;transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 24px rgba(34,158,217,.35)}
.btn-sm{padding:8px 16px;font-size:.88rem}
.btn-ghost{background:transparent;color:var(--gold2)!important;border-color:var(--gold)}
/* hero */
.hero{position:relative;text-align:center;padding:110px 0 90px;background:#000 url(/assets/img/hero-bg.png) center/cover no-repeat}.hero::before{content:"";position:absolute;inset:0;background:rgba(0,0,0,.55)}.hero>.wrap{position:relative}
.hero-in{display:block;max-width:860px}.hero-logo{width:120px;height:auto;margin:0 auto 18px;display:block}.hero .lead{margin-inline:auto}.hero .btns{justify-content:center}.hero-fig{display:none}
.eyebrow{color:var(--gold);font-size:.8rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;margin-bottom:.8em}
.lead{color:#d6d9df;font-size:1.06rem}
.btns{display:flex;flex-wrap:wrap;gap:12px;margin:1.4em 0 .6em}
.diagram .bx{fill:#111114;stroke:#2a2a30;stroke-width:1.5}.diagram .bx.g{stroke:var(--gold);fill:#0e1419}
.diagram .t1{fill:#fff;font-weight:700}.diagram .t2{fill:#9aa6c4;font-size:12.5px}
.diagram .ln{stroke:var(--gold);stroke-width:2;fill:none}.diagram .dash{stroke-dasharray:5 5;stroke:#5b6a95}
.page-hero{padding:56px 0 36px;background:linear-gradient(180deg,#0b1218,#000);border-bottom:1px solid var(--line)}
.page-hero .lead{max-width:780px}
.strip{border-block:1px solid var(--line);background:var(--bg2)}
.pills{list-style:none;display:flex;flex-wrap:wrap;gap:10px;padding:16px 0;margin:0}
.pills li{padding:6px 14px;border:1px solid var(--line);border-radius:999px;font-size:.88rem;color:var(--tx);background:#0e0e11}
.pills.inline{padding:6px 0 0}
/* sections */
.sec{padding:56px 0}.sec.alt{background:var(--bg2);border-block:1px solid var(--line)}
.sec-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px}
.sub{color:var(--mut);margin-bottom:1.6em}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px;margin-top:20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:22px}
.card p{color:var(--mut);margin:0}.card h3{margin-bottom:.4em}
.card.link{display:block;color:inherit;text-decoration:none;transition:border-color .15s,transform .15s}
.card.link:hover{border-color:var(--gold);transform:translateY(-2px)}
.card .more{display:inline-block;margin-top:.8em;color:var(--gold2);font-size:.9rem}
.tag{display:inline-block;font-size:.7rem;font-weight:800;letter-spacing:.12em;color:var(--blue);margin-bottom:.5em}
.post time{font-size:.8rem;color:var(--gold)}.post h3{margin:.3em 0 .5em;font-size:1.02rem}.post h3 a{color:#fff}
.check{list-style:none;padding:0}.check li{padding:8px 0 8px 28px;position:relative;border-bottom:1px dashed var(--line)}
.check li::before{content:"✓";position:absolute;left:0;color:var(--gold);font-weight:800}
.steps{list-style:none;counter-reset:s;padding:0;display:grid;gap:12px}
.steps li{counter-increment:s;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px 16px 64px;position:relative;display:flex;flex-direction:column}
.steps li::before{content:counter(s);position:absolute;left:18px;top:50%;transform:translateY(-50%);width:32px;height:32px;border-radius:50%;background:var(--gold);color:#fff;font-weight:800;display:grid;place-items:center}
.steps span{color:var(--mut);font-size:.92rem}
.note{border-left:3px solid var(--gold);background:#0e1419;padding:14px 18px;border-radius:0 10px 10px 0}
.tbl{overflow-x:auto;margin:1em 0}
table.cmp{width:100%;border-collapse:collapse;min-width:520px}
.cmp th,.cmp td{padding:12px 14px;border:1px solid var(--line);text-align:left;vertical-align:top}
.cmp th{background:#101a22;color:var(--gold2)}.cmp td:first-child{font-weight:600;color:#fff;white-space:nowrap}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:12px;margin-bottom:10px;overflow:hidden}
.faq summary{cursor:pointer;padding:16px 20px;font-weight:700;list-style:none;position:relative;padding-right:48px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);color:var(--gold);font-size:1.3rem}
.faq details[open] summary::after{content:"–"}
.faq details div{padding:0 20px 8px;color:#d6d9df}
.cta-band{background:linear-gradient(135deg,#0b1218,#000);border-top:1px solid var(--line)}
.cta-in{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:40px 0;flex-wrap:wrap}
.cta-in h2{margin-bottom:.3em}.cta-in p{margin:0;color:#d6d9df}
.crumbs{background:var(--bg);border-bottom:1px solid var(--line);font-size:.85rem}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px;margin:0;padding:10px 0}
.crumbs li+li::before{content:"›";margin-right:6px;color:var(--mut)}.crumbs [aria-current]{color:var(--mut)}
.prose h2{margin-top:1.8em}.prose li{margin-bottom:.4em}
/* footer */
.site-footer{background:#000;border-top:1px solid var(--line);padding:44px 0 24px;color:var(--mut);font-size:.92rem}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1.4fr;gap:32px}
.site-footer h2{font-size:.95rem;color:#fff;margin-bottom:.8em}
.site-footer ul{list-style:none;padding:0;margin:0}.site-footer li{margin-bottom:6px}
.site-footer ul.two{columns:2}.site-footer a{color:var(--mut)}.site-footer a:hover{color:var(--gold2)}
.fnote{margin-top:28px;padding-top:18px;border-top:1px solid var(--line);font-size:.82rem}
@media(max-width:860px){
.hero-in,.fgrid{grid-template-columns:1fr}.hero{padding:40px 0 32px}
.burger{display:block}.bar>.btn{display:none}
.site-header nav{display:none;position:absolute;top:100%;left:-20px;right:-20px;background:var(--bg2);border-bottom:1px solid var(--line);padding:8px 20px 14px;margin:0}
.nav-toggle:checked~nav{display:block}.site-header nav ul{flex-direction:column}
.sec{padding:40px 0}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

.pager{display:flex;gap:6px;margin:28px 0 8px;flex-wrap:wrap}.pager a,.pager .cur{display:inline-block;min-width:38px;text-align:center;padding:6px 12px;border:1px solid var(--line);border-radius:8px;color:var(--tx)}.pager .cur{background:var(--gold);color:#fff;font-weight:800;border-color:var(--gold)}.pager a:hover{border-color:var(--gold);text-decoration:none}