:root{--bg:#0b1220;--card:#fff;--text:#0f172a;--muted:#64748b;--accent:#2563eb;--line:#e5e7eb}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Apple SD Gothic Neo,Noto Sans KR,sans-serif;background:#f6f7fb;color:var(--text);line-height:1.65}
a{color:inherit}
.wrap{max-width:980px;margin:0 auto;padding:0 18px}
.topbar{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;padding:12px 12px}
.brand{text-decoration:none;font-weight:900;letter-spacing:.2px}
.nav{display:flex;gap:14px;flex-wrap:wrap}
.nav a{text-decoration:none;color:var(--muted)}
.nav a:hover{color:var(--text)}
.hero{background:linear-gradient(120deg,#0b1220,#111827);color:#fff;padding:54px 0}
.hero-title{margin:0;font-size:36px;line-height:1.15}
.hero-sub{margin:10px 0 0;color:#cbd5e1;max-width:680px}
.hero-cta{margin-top:18px;display:flex;gap:10px;flex-wrap:wrap}
.btn{display:inline-block;padding:11px 14px;border-radius:12px;text-decoration:none;border:1px solid rgba(255,255,255,.18);color:#fff}
.btn.primary{background:var(--accent);border-color:transparent}
.content{padding:18px 0 40px}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px;box-shadow:0 10px 26px rgba(15,23,42,.06);margin:14px 0}
.badges{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.badge{background:#eef2ff;color:#3730a3;padding:6px 10px;border-radius:999px;font-size:13px}
.muted{color:var(--muted)}
.footer{padding:26px 0;color:var(--muted);text-align:center;border-top:1px solid var(--line);background:#fff}
.post-meta{color:var(--muted);font-size:14px;margin-top:-6px}
.post-list a{text-decoration:none}
.post-list a:hover{text-decoration:underline}
.post-grid{
    display:grid;
    grid-template-columns: repeat(3, 1fr);
    gap:12px;
  }
  @media (max-width: 900px){
    .post-grid{ grid-template-columns: 1fr; }
  }
  
  .post-card{
    display:block;
    text-decoration:none;
    border:1px solid var(--line);
    border-radius:14px;
    overflow:hidden;
    background:#fff;
    box-shadow:0 10px 26px rgba(15,23,42,.06);
    transition: transform .12s ease;
  }
  .post-card:hover{ transform: translateY(-2px); }
  
  .post-thumb{
    width:100%;
    aspect-ratio: 16 / 9;
    background:#f1f5f9;
  }
  .post-thumb img{
    width:100%;
    height:100%;
    object-fit:cover;
    display:block;
  }
  .post-thumb-fallback{
    width:100%;
    height:100%;
    display:flex;
    align-items:center;
    justify-content:center;
    color:#94a3b8;
    font-weight:700;
  }
  
  .post-info{ padding:12px 12px 14px; }
  .post-title{ font-weight:800; line-height:1.25; }
  .post-date{ margin-top:6px; font-size:13px; color: var(--muted); }
  .qr{
    width: 240px;       /* ✅ 고정 폭으로 작게 */
    max-width: 120px;
    height: auto;
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 8px;
    background: #fff;
    display: block;
  }
  .post-article{
    display:flex;
    flex-direction:column;
    gap:14px;
  }
  
  .post-content h2:first-child{
    margin-top:0;
  }
  
  .post-cta{
    text-align:center;
  }
  
  .post-cta .btn{
    margin-top:10px;
  }
  .blog-gallery{
    display:grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap:16px;
    margin-top:16px;
  }
  
  .blog-card{
    display:block;
    text-decoration:none;
    color:inherit;
    background:#fff;
    border:1px solid var(--line);
    border-radius:16px;
    overflow:hidden;
    box-shadow:0 8px 22px rgba(15,23,42,.06);
    transition:transform .15s ease, box-shadow .15s ease;
  }
  
  .blog-card:hover{
    transform:translateY(-3px);
    box-shadow:0 14px 28px rgba(15,23,42,.10);
  }
  
  .blog-thumb{
    width:100%;
    height:170px;
    background:#f1f5f9;
    overflow:hidden;
  }
  
  .blog-thumb img{
    width:100%;
    height:100%;
    object-fit:cover;
    display:block;
  }
  
  @media (max-width: 640px){
    .blog-thumb{
      height:150px;
    }
  }
  
  .blog-card-body{
    padding:14px;
  }
  
  .blog-card-title{
    font-size:17px;
    font-weight:800;
    line-height:1.4;
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
  }
  
  .blog-card-date{
    margin-top:8px;
    font-size:13px;
    color:var(--muted);
  }
  
  @media (max-width: 980px){
    .blog-gallery{
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }
  }
  
  @media (max-width: 640px){
    .blog-gallery{
      grid-template-columns: 1fr;
    }
  }