/* ============================================================
   YN Creative — 블로그 자립형 스타일시트 (index.html 인라인 style 불필요)
   변수 + 베이스 레이아웃 + 블로그/포스트 컴포넌트 + 광고/제휴 카드
   다크 테마(사이트 본편과 통일). CSP 안전(인라인 없음).
   ============================================================ */
:root{
  --bg:#07070f; --bg-2:#0c0c1a; --card:rgba(255,255,255,.04); --card-border:rgba(255,255,255,.09);
  --txt:#f2f3f8; --txt-2:#a6a9c3; --txt-3:#6e7191;
  --brand:#7c5cff; --brand-2:#00e5ff; --brand-3:#ff4ecd;
  --grad:linear-gradient(135deg,#7c5cff 0%,#00e5ff 55%,#ff4ecd 110%);
  --radius:18px; --nav-h:72px; --wrap:1280px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body.blog-body{background:var(--bg);color:var(--txt);line-height:1.7;
  font-family:'Pretendard','Apple SD Gothic Neo','Noto Sans KR',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  overflow-x:hidden;-webkit-font-smoothing:antialiased}
.blog-body::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:radial-gradient(1100px 620px at 12% -8%,rgba(124,92,255,.16),transparent 60%),
             radial-gradient(900px 560px at 100% 0%,rgba(0,229,255,.10),transparent 55%)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
:focus-visible{outline:2px solid var(--brand-2);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 max(20px,calc((100vw - var(--wrap))/2))}

/* ---------- 헤더 ---------- */
.header{position:sticky;top:0;z-index:100;height:var(--nav-h);display:flex;align-items:center;
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);background:rgba(7,7,15,.62);
  border-bottom:1px solid rgba(255,255,255,.06)}
.header-inner{width:100%;display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:9px;font-weight:800}
.logo-img{width:30px;height:30px;border-radius:9px}
.logo-yn{font-size:20px;font-weight:900;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;letter-spacing:.5px}
.logo-word{font-size:13px;font-weight:700;letter-spacing:2px;color:var(--txt-3);text-transform:uppercase;align-self:flex-end;padding-bottom:3px}
.nav{display:flex;gap:6px;align-items:center}
.nav-link{padding:8px 14px;border-radius:10px;font-size:14.5px;font-weight:600;color:var(--txt-2);transition:.2s}
.nav-link:hover{color:var(--txt);background:rgba(124,92,255,.12)}
.nav-link.active{color:var(--txt);background:rgba(124,92,255,.18)}

/* ---------- 블로그 인덱스 ---------- */
.bl-main{padding:44px 0 80px}
.bl-title{font-size:clamp(28px,5vw,44px);font-weight:900;letter-spacing:-.02em;margin-bottom:12px}
.bl-sub{font-size:16px;color:var(--txt-2);max-width:640px;margin-bottom:30px}
.bl-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:30px}
.bl-tab{padding:9px 16px;border-radius:100px;font-size:14px;font-weight:700;cursor:pointer;
  background:var(--card);border:1px solid var(--card-border);color:var(--txt-2);transition:.2s;font-family:inherit}
.bl-tab:hover{color:var(--txt);border-color:rgba(124,92,255,.5)}
.bl-tab.active{color:#fff;background:var(--grad);border-color:transparent}
.bl-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:22px}
.bl-card{background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);overflow:hidden;
  transition:.28s;display:flex;flex-direction:column}
.bl-card:hover{transform:translateY(-5px);border-color:rgba(124,92,255,.5);box-shadow:0 22px 50px rgba(0,0,0,.4)}
.bl-thumb{width:100%;aspect-ratio:1200/630;object-fit:cover;background:var(--bg-2)}
.bl-info{padding:16px 18px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.bl-info .bl-title{font-size:17px;font-weight:800;line-height:1.4;letter-spacing:0;margin:0}
.bl-card .bl-title{font-size:17px;font-weight:800;line-height:1.4;margin:0}
.bl-lang{align-self:flex-start;font-size:10.5px;font-weight:800;letter-spacing:1px;text-transform:uppercase;
  color:var(--brand-2);background:rgba(0,229,255,.1);border-radius:6px;padding:2px 8px}
.bl-date{font-size:12.5px;color:var(--txt-3);margin-top:auto}

/* ---------- 포스트 본문 ---------- */
.post{max-width:820px;padding:40px 0 80px}
.post-back{display:inline-block;font-size:13.5px;font-weight:700;color:var(--brand-2);margin-bottom:18px}
.post-back:hover{text-decoration:underline}
.post-title{font-size:clamp(26px,4.5vw,40px);font-weight:900;line-height:1.25;letter-spacing:-.02em;margin-bottom:14px}
.post-meta{font-size:13.5px;color:var(--txt-3);margin-bottom:24px;display:flex;flex-wrap:wrap;gap:6px}
.post-cover{border-radius:var(--radius);overflow:hidden;margin-bottom:30px;border:1px solid var(--card-border)}
.post-cover img{width:100%;aspect-ratio:1200/630;object-fit:cover}
.post-lead{font-size:18px;color:var(--txt);line-height:1.8;margin:22px 0;font-weight:500}
.post p{font-size:16px;color:var(--txt-2);line-height:1.85;margin:16px 0}
.post h2{font-size:24px;font-weight:800;letter-spacing:-.01em;margin:40px 0 14px;padding-top:8px}
.post h3{font-size:19px;font-weight:800;margin:28px 0 10px}
.post b,.post strong{color:var(--txt)}
.post a:not(.aff-card):not(.post-cta):not(.post-back):not(.rel-card){color:var(--brand-2);text-decoration:underline;text-underline-offset:2px}
.post-fig{margin:24px 0;border-radius:14px;overflow:hidden;border:1px solid var(--card-border);background:var(--bg-2)}
.post-fig svg,.post-illust,.post-chart{width:100%;height:auto;display:block}
.post-chart{margin:24px 0;border-radius:14px;overflow:hidden;border:1px solid var(--card-border);background:var(--bg-2)}

/* 목차 */
.toc{background:var(--card);border:1px solid var(--card-border);border-radius:16px;padding:18px 22px;margin:26px 0}
.toc b{display:block;font-size:14px;margin-bottom:10px;color:var(--txt)}
.toc ol{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:6px}
.toc a{font-size:14.5px;color:var(--brand-2)}
.toc a:hover{text-decoration:underline}

/* 표 */
.post-table{width:100%;border-collapse:collapse;margin:24px 0;font-size:14.5px;
  background:var(--card);border:1px solid var(--card-border);border-radius:14px;overflow:hidden}
.post-table caption{caption-side:top;text-align:left;font-weight:800;font-size:15px;color:var(--txt);padding:4px 2px 12px}
.post-table th,.post-table td{padding:11px 15px;text-align:left;border-bottom:1px solid var(--card-border)}
.post-table thead th{background:rgba(124,92,255,.12);color:var(--txt);font-weight:800}
.post-table tbody th{color:var(--txt-2);font-weight:700;width:38%}
.post-table td{color:var(--txt-2)}
.post-table tr:last-child th,.post-table tr:last-child td{border-bottom:none}

/* 박스(요약/팁/체크) */
.box{border-radius:16px;padding:18px 22px;margin:24px 0;border:1px solid var(--card-border);background:var(--card)}
.box b{display:block;font-size:15px;margin-bottom:10px;color:var(--txt)}
.box ul{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:7px}
.box li,.box p{font-size:14.5px;color:var(--txt-2);line-height:1.7}
.box.summary{border-left:4px solid var(--brand)}
.box.tip{border-left:4px solid #ffb84e;background:rgba(255,184,78,.05)}
.box.check{border-left:4px solid var(--brand-2)}

/* 단계 */
.steps-list{margin:20px 0;padding:0;counter-reset:st;list-style:none;display:flex;flex-direction:column;gap:12px}
.steps-list li{counter-increment:st;position:relative;padding:14px 18px 14px 54px;border-radius:14px;
  background:var(--card);border:1px solid var(--card-border);font-size:15px;color:var(--txt-2);line-height:1.7}
.steps-list li::before{content:counter(st);position:absolute;left:16px;top:14px;width:26px;height:26px;border-radius:50%;
  background:var(--grad);color:#fff;font-weight:800;font-size:14px;display:grid;place-items:center}

/* FAQ */
.post-faq{margin:36px 0}
.post-faq h2{margin-bottom:14px}
.post-faq details{background:var(--card);border:1px solid var(--card-border);border-radius:14px;padding:2px 20px;margin-bottom:10px}
.post-faq summary{cursor:pointer;padding:15px 0;font-weight:700;font-size:15.5px;color:var(--txt);list-style:none}
.post-faq summary::-webkit-details-marker{display:none}
.post-faq summary::after{content:"+";float:right;color:var(--brand-2);font-weight:800;font-size:20px;line-height:1}
.post-faq details[open] summary::after{content:"–"}
.post-faq details p{padding:0 0 16px;font-size:14.5px;color:var(--txt-2)}

/* 인용 */
.post-quote{border-left:4px solid var(--brand);padding:14px 22px;margin:26px 0;font-size:18px;font-style:italic;
  color:var(--txt);background:rgba(124,92,255,.06);border-radius:0 12px 12px 0;line-height:1.7}

/* CTA */
.post-cta{display:block;text-align:center;margin:30px 0;padding:16px 26px;border-radius:14px;
  background:var(--grad);color:#fff;font-weight:800;font-size:16px;box-shadow:0 14px 36px rgba(124,92,255,.32);transition:.25s}
.post-cta:hover{transform:translateY(-2px);box-shadow:0 20px 46px rgba(124,92,255,.45)}

/* 태그/고지 */
.post-tags{margin:30px 0 12px;font-size:13.5px;color:var(--txt-3);line-height:1.9;word-break:break-word}
.post-disc{font-size:12.5px;color:var(--txt-3);line-height:1.6;border-left:3px solid rgba(255,145,66,.4);
  padding:8px 0 8px 14px;background:rgba(255,145,66,.04);border-radius:0 10px 10px 0;margin:14px 0}

/* 관련 글 */
.post-related{margin:40px 0}
.post-related h2{font-size:20px;margin-bottom:16px}
.rel-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px}
.rel-card{background:var(--card);border:1px solid var(--card-border);border-radius:14px;overflow:hidden;transition:.25s;display:flex;flex-direction:column}
.rel-card:hover{transform:translateY(-4px);border-color:rgba(124,92,255,.5)}
.rel-card{position:relative}
.rel-card img{width:100%;aspect-ratio:1200/630;object-fit:cover}
.rel-card span{padding:10px 12px;font-size:13px;font-weight:700;color:var(--txt-2);line-height:1.45}
.rel-lang{position:absolute;top:8px;left:8px;font-style:normal;font-size:10px;font-weight:800;letter-spacing:.5px;
  color:#fff;background:rgba(12,12,24,.7);border:1px solid rgba(255,255,255,.2);border-radius:6px;padding:2px 7px;backdrop-filter:blur(4px)}

/* ---------- 이미지 스켈레톤(로딩 중 시머) + 페이드인 ---------- */
.bl-thumb,.post-cover,.rel-card img{background:linear-gradient(100deg,var(--bg-2) 30%,rgba(255,255,255,.06) 50%,var(--bg-2) 70%);
  background-size:220% 100%;animation:shimmer 1.4s ease-in-out infinite}
.bl-thumb img,.post-cover img,.rel-card img{animation:fadein .5s ease both}
@keyframes shimmer{0%{background-position:180% 0}100%{background-position:-40% 0}}
@keyframes fadein{from{opacity:0}to{opacity:1}}

/* ---------- 제휴 카드(상단/중간) ---------- */
.aff-top,.aff-mid{margin:26px 0;background:var(--card);border:1px solid var(--card-border);border-radius:16px;padding:18px 20px}
.aff-lbl,.aff-head{font-size:13px;font-weight:800;letter-spacing:.3px;color:var(--txt);margin-bottom:12px}
.aff-lbl{color:var(--txt-3);text-transform:uppercase;letter-spacing:1.2px;font-size:11px}
.aff-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:10px}
.aff-card{display:flex;align-items:center;gap:11px;padding:12px 14px;border-radius:13px;
  background:rgba(255,255,255,.03);border:1px solid var(--card-border);transition:.22s;position:relative;overflow:hidden}
.aff-card:hover{border-color:rgba(124,92,255,.5);transform:translateY(-2px)}
.aff-card::after{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--brand);opacity:0;transition:.22s}
.aff-card:hover::after{opacity:1}
.aff-emoji{font-size:20px;flex-shrink:0}
.aff-name{font-size:14px;font-weight:700;color:var(--txt);flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.aff-go{font-size:12.5px;color:var(--txt-3);flex-shrink:0;transition:.2s}
.aff-card:hover .aff-go{color:var(--brand-2)}

/* ---------- 광고 유닛 ---------- */
.ad-unit{margin:28px 0;text-align:center;min-height:60px}
.ad-tag{display:block;font-size:10.5px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--txt-3);margin-bottom:6px}
.ad-unit .adsbygoogle{display:block}
.ad-infeed{margin:24px 0}

/* ---------- 혜택(deals) 페이지 ---------- */
.deals-main{padding:44px 0 80px;max-width:1040px}
.deals-hero{margin-bottom:34px}
.deals-hero h1{font-size:clamp(28px,5vw,42px);font-weight:900;letter-spacing:-.02em;margin-bottom:12px}
.deals-hero p{font-size:16px;color:var(--txt-2);max-width:680px}
.deals-cat{margin:34px 0}
.deals-cat h2{font-size:19px;font-weight:800;margin-bottom:16px;display:flex;align-items:center;gap:9px}
.deals-cat h2 .dc-dot{width:9px;height:9px;border-radius:50%;background:var(--grad)}
.deals-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.deal-card{display:flex;align-items:center;gap:13px;padding:15px 16px;border-radius:16px;
  background:var(--card);border:1px solid var(--card-border);transition:.24s;position:relative;overflow:hidden}
.deal-card:hover{transform:translateY(-3px);border-color:rgba(124,92,255,.5);box-shadow:0 18px 44px rgba(0,0,0,.4)}
.deal-mark{width:46px;height:46px;border-radius:13px;flex-shrink:0;display:grid;place-items:center;
  color:#fff;font-weight:900;font-size:16px;letter-spacing:.5px}
.deal-info{flex:1;min-width:0}
.deal-name{font-size:15px;font-weight:800;color:var(--txt);display:flex;align-items:center;gap:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.deal-tag{font-size:10px;font-weight:800;color:var(--txt-2);background:rgba(255,255,255,.09);border-radius:6px;padding:1px 6px}
.deal-cat{font-size:12.5px;color:var(--txt-3)}
.deal-go{color:var(--txt-3);font-size:18px;flex-shrink:0;transition:.2s}
.deal-card:hover .deal-go{color:var(--brand-2);transform:translate(2px,-2px)}

/* ---------- 푸터 ---------- */
.footer{border-top:1px solid rgba(255,255,255,.06);padding:30px 0;margin-top:40px}
.footer-note{font-size:13px;color:var(--txt-3)}
.footer-note a{color:var(--txt-2)}
.footer-note a:hover{color:var(--brand-2)}

/* ---------- RTL ---------- */
[dir=rtl] .box.summary,[dir=rtl] .box.tip,[dir=rtl] .box.check,[dir=rtl] .post-quote,[dir=rtl] .post-disc,[dir=rtl] .aff-card::after{border-left:none}
[dir=rtl] .box.summary{border-right:4px solid var(--brand)}
[dir=rtl] .box.tip{border-right:4px solid #ffb84e}
[dir=rtl] .box.check{border-right:4px solid var(--brand-2)}
[dir=rtl] .post-quote{border-right:4px solid var(--brand);border-radius:12px 0 0 12px}
[dir=rtl] .steps-list li{padding:14px 54px 14px 18px}
[dir=rtl] .steps-list li::before{left:auto;right:16px}
[dir=rtl] .toc ol{padding-left:0;padding-right:20px}
[dir=rtl] .post-faq summary::after{float:left}

/* ---------- 반응형 ---------- */
@media(max-width:640px){
  .bl-grid{grid-template-columns:1fr}
  .post{padding:26px 0 60px}
  .post-lead{font-size:16.5px}
  .post h2{font-size:21px}
  .nav-link{padding:7px 10px;font-size:13.5px}
  .rel-grid{grid-template-columns:1fr 1fr}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}