/* 가이드 페이지 공통 스타일. 색·모서리 규칙은 홈(index.html)과 같다: 버튼 12px, 카드 20px */
:root{--bg:#f3f6fa;--surface:#fff;--ink:#0b1830;--sub:#4a5870;--line:#dbe2eb;--navy:#0a1a33;--navy2:#123d70;--acc:#1f5aa6;--acc-soft:#e6eef8}
*{box-sizing:border-box;margin:0;padding:0}
html{overflow-x:hidden}
body{font-family:'Pretendard Variable',Pretendard,-apple-system,system-ui,sans-serif;background:var(--bg);color:var(--ink);word-break:keep-all;overflow-wrap:anywhere;-webkit-font-smoothing:antialiased;line-height:1.75}
a{color:inherit}
img{display:block;max-width:100%}
h1,h2,h3{letter-spacing:-.03em;line-height:1.35;text-wrap:balance}
.wrap{max-width:1100px;margin:0 auto;padding:0 32px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:52px;padding:0 22px;border-radius:12px;font-weight:700;font-size:16px;text-decoration:none;white-space:nowrap;transition:transform .3s cubic-bezier(.16,1,.3,1)}
.btn:active{transform:scale(.97)}
.btn i{font-size:19px}
.btn.sm{height:42px;font-size:14.5px;padding:0 16px}
.kakao{background:#fee500;color:#191600}
.btn.navy{background:var(--acc);color:#fff}
.btn.line{background:#fff;border:1px solid var(--line)}

.top{position:sticky;top:0;z-index:50;background:rgba(243,246,250,.9);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.top .wrap{height:68px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;text-decoration:none}
.logo .mk{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,#3b7bd0,#123d70);color:#fff;display:grid;place-items:center;font-size:14px}
.top nav{display:flex;gap:28px;font-size:15px;color:var(--sub);margin-left:auto}
.top nav a{text-decoration:none}.top nav a:hover{color:var(--acc)}

.article{max-width:820px;padding-top:40px;padding-bottom:100px}
.crumb{font-size:14px;color:var(--sub);margin-bottom:18px}
.crumb a{text-decoration:none}.crumb a:hover{color:var(--acc)}
.article h1{font-size:40px;font-weight:800;margin-bottom:18px}
.byline{display:flex;align-items:center;gap:12px;font-size:14.5px;color:var(--sub);margin-bottom:32px}
.byline img{width:40px;height:40px;border-radius:50%;object-fit:cover;object-position:50% 15%;background:var(--acc-soft)}
.lead{font-size:18px;color:var(--sub);margin-bottom:40px}
.answer{background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--acc);border-radius:20px;padding:24px 28px;font-size:17.5px;margin-bottom:48px}
.answer p+p{margin-top:10px}
.article h2{font-size:27px;font-weight:780;margin:56px 0 16px}
.article h3{font-size:20px;margin:28px 0 10px}
.article p{font-size:17px;margin-bottom:14px}
.article ul.list,.article ol.list{padding-left:22px;margin:8px 0 18px;font-size:17px}
.article ul.list li,.article ol.list li{margin-bottom:8px}
.article strong{color:var(--ink)}
table{width:100%;border-collapse:collapse;margin:12px 0 22px;font-size:15.5px;background:var(--surface);border-radius:20px;overflow:hidden;border:1px solid var(--line)}
th,td{text-align:left;padding:14px 16px;vertical-align:top;border-bottom:1px solid var(--line)}
th{background:var(--acc-soft);font-weight:700;white-space:nowrap}
tr:last-child td{border-bottom:0}
.cases{display:grid;gap:14px;margin:12px 0 22px}
.case{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:22px 24px}
.case .no{display:inline-block;font-size:13.5px;font-weight:700;color:var(--acc);background:var(--acc-soft);border-radius:8px;padding:3px 10px;margin-bottom:10px}
.case h3{margin:0 0 8px;font-size:19px}
.case p{font-size:16px;margin:0;color:var(--sub)}
.case a{display:inline-flex;gap:6px;align-items:center;margin-top:10px;font-size:15px;font-weight:600;color:var(--acc);text-decoration:none}

.faq details{border-bottom:1px solid var(--line);padding:18px 0}
.faq summary{font-size:18px;font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::after{content:'+';color:var(--acc);font-size:24px;line-height:1;transition:transform .3s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin:12px 0 0;color:var(--sub)}
.posts ul{list-style:none;display:grid;gap:8px}
.posts a{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 18px;background:var(--surface);border:1px solid var(--line);border-radius:12px;text-decoration:none;font-size:16px;transition:border-color .2s}
.posts a:hover{border-color:var(--acc)}
.cta{margin:56px 0 24px;border-radius:20px;padding:36px;background:radial-gradient(120% 120% at 100% 0%,#1f5aa6,var(--navy) 60%);color:#fff}
.cta h2{margin:0 0 8px;color:#fff}
.cta p{color:#c9d8ec;margin-bottom:22px}
.cta div{display:flex;gap:10px;flex-wrap:wrap}
.note{font-size:14px;color:#6b7789;line-height:1.7}
.more h2{font-size:22px}
.more{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.more h2{grid-column:1/-1}
.more a{display:block;background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:20px 22px;text-decoration:none;transition:transform .3s cubic-bezier(.16,1,.3,1),border-color .2s}
.more a:hover{transform:translateY(-3px);border-color:var(--acc)}
.more b{display:block;font-size:18px;margin-bottom:4px}
.more span{font-size:15px;color:var(--sub)}

footer{border-top:1px solid var(--line);padding:44px 0 120px;font-size:14px;color:var(--sub);line-height:1.8}
footer .wrap{display:flex;justify-content:space-between;gap:32px;flex-wrap:wrap}
footer b{color:var(--ink);font-size:16px}
footer a{text-decoration:none}
footer .links{display:flex;flex-direction:column;align-items:flex-end;gap:6px;font-weight:600;color:var(--ink)}
.mbar{display:none}

@media (max-width:767px){
  .wrap{padding:0 16px}
  .top nav,.top .btn{display:none}
  .article{padding-top:24px}
  .article h1{font-size:30px}
  .article h2{font-size:23px;margin-top:44px}
  .answer{padding:20px;font-size:16.5px}
  table{font-size:14.5px}th,td{padding:11px 12px}th{white-space:normal}
  .more{grid-template-columns:minmax(0,1fr)}
  .cta{padding:26px 20px}.cta div{flex-direction:column}
  footer .links{align-items:flex-start}
  .mbar{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:8px;position:fixed;left:0;right:0;bottom:0;padding:10px 12px calc(10px + env(safe-area-inset-bottom));background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-top:1px solid var(--line);z-index:60}
  .mbar .btn{min-width:0;padding:0 10px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}
.posts a b{color:var(--acc);margin-right:6px}