@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/variable/pretendardvariable.min.css');

*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}
body{
  font-family:'Pretendard Variable','Pretendard',-apple-system,BlinkMacSystemFont,system-ui,sans-serif;
  background:#fafbfc;color:#191f28;font-size:15px;line-height:1.7;letter-spacing:-0.01em;
}

/* ===== 공용 헤더 ===== */
.site-header{background:rgba(255,255,255,.85);backdrop-filter:saturate(180%) blur(12px);-webkit-backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid #eef0f3;position:sticky;top:0;z-index:100}
.site-header-inner{max-width:1040px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.logo{font-size:19px;font-weight:800;color:#191f28;text-decoration:none;letter-spacing:-0.035em}
.logo span{color:#3182F6;font-weight:700}
.nav{display:flex;gap:2px;flex-wrap:wrap}
.nav a{color:#4e5968;text-decoration:none;font-size:14px;font-weight:600;padding:8px 14px;border-radius:8px;transition:all .15s ease}
.nav a:hover{background:#f2f4f6;color:#191f28}
.nav a.active{background:#EBF4FF;color:#1B64DA}

/* ===== 페이지 공용 ===== */
.page{max-width:780px;margin:0 auto;padding:40px 20px 64px}
.page h1{font-size:32px;font-weight:800;margin-bottom:10px;color:#191f28;letter-spacing:-0.04em;line-height:1.25}
.page h2{font-size:20px;font-weight:700;margin:36px 0 14px;color:#191f28;letter-spacing:-0.03em}
.page h3{font-size:16px;font-weight:700;margin:22px 0 8px;color:#191f28;letter-spacing:-0.02em}
.page p{margin-bottom:14px;color:#4e5968}
.page ul,.page ol{margin:0 0 16px 22px}
.page li{margin-bottom:6px;color:#4e5968}
.page .sub{font-size:14px;color:#8b95a1;margin-bottom:24px;font-weight:500}
.page a{color:#3182F6;text-decoration:none;font-weight:500}
.page a:hover{text-decoration:underline}
.page b{color:#191f28;font-weight:700}

/* ===== 카드/그리드 ===== */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;margin-top:20px}
.card{
  background:#fff;border:1px solid #eef0f3;border-radius:16px;padding:22px 22px 20px;
  text-decoration:none;color:inherit;display:block;position:relative;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.card:hover{
  transform:translateY(-3px);
  box-shadow:0 12px 32px -8px rgba(25,31,40,.10), 0 4px 12px -2px rgba(25,31,40,.06);
  border-color:transparent;
}
.card .cat{
  display:inline-block;font-size:11px;font-weight:700;color:#1B64DA;background:#EBF4FF;
  padding:4px 9px;border-radius:6px;margin-bottom:12px;letter-spacing:0.02em;
}
.card .title{font-size:18px;font-weight:800;color:#191f28;margin-bottom:4px;letter-spacing:-0.03em;line-height:1.35}
.card .code{font-size:12px;color:#8b95a1;margin-bottom:10px;font-family:'SF Mono',ui-monospace,monospace;font-weight:500}
.card .desc{font-size:13.5px;color:#6b7684;line-height:1.6}
.card .tags{margin-top:14px;display:flex;flex-wrap:wrap;gap:6px}
.card .tag{font-size:11px;padding:4px 9px;border-radius:999px;background:#f2f4f6;color:#6b7684;font-weight:500}

/* ===== 히어로 ===== */
.hero{
  background:linear-gradient(135deg,#EBF4FF 0%,#F4F9FF 50%,#EAF5F1 100%);
  border-radius:20px;padding:56px 32px;margin-bottom:40px;text-align:center;
  position:relative;overflow:hidden;
}
.hero::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(circle at 20% 30%,rgba(49,130,246,.08),transparent 50%),radial-gradient(circle at 80% 70%,rgba(29,158,117,.08),transparent 50%);
  pointer-events:none;
}
.hero h1{font-size:40px;font-weight:800;color:#191f28;margin-bottom:14px;letter-spacing:-0.045em;line-height:1.2;position:relative}
.hero p{font-size:16px;color:#4e5968;margin-bottom:0;font-weight:500;position:relative}

/* ===== 카테고리 섹션 ===== */
.cat-section{margin-bottom:48px}
.cat-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:6px;gap:12px;flex-wrap:wrap}
.cat-head h2{font-size:22px;font-weight:800;color:#191f28;border:none;padding:0;margin:0;letter-spacing:-0.035em}
.cat-head .more{font-size:14px;color:#3182F6;text-decoration:none;font-weight:600}
.cat-head .more:hover{text-decoration:underline}
.cat-desc{font-size:14px;color:#6b7684;margin-bottom:18px;line-height:1.6}

/* ===== 면책/푸터 ===== */
.disclaimer{
  background:#FFF8E6;border:1px solid #FDE9A8;border-radius:12px;
  padding:16px 18px;margin:28px 0;font-size:13px;color:#6b4a00;line-height:1.65;
}
.disclaimer b{color:#4a3300;display:inline-block;margin-bottom:2px}

.site-footer{border-top:1px solid #eef0f3;margin-top:64px;padding:32px 20px;background:#fff}
.site-footer-inner{max-width:1040px;margin:0 auto;font-size:13px;color:#8b95a1;text-align:center;line-height:1.9}
.site-footer a{color:#4e5968;text-decoration:none;margin:0 8px;font-weight:500}
.site-footer a:hover{color:#3182F6}
.site-footer .copy{margin-top:10px;color:#b0b8c1;font-size:12px}

/* ===== 준비중 ===== */
.coming{
  background:#fff;border:1px dashed #d1d6db;border-radius:16px;
  padding:36px 20px;text-align:center;color:#8b95a1;font-size:14px;font-weight:500;
}

@media(max-width:640px){
  body{font-size:14.5px}
  .site-header-inner{padding:12px 16px}
  .nav a{padding:6px 10px;font-size:13px}
  .page{padding:28px 16px 48px}
  .hero{padding:40px 22px;border-radius:16px}
  .hero h1{font-size:28px}
  .hero p{font-size:14.5px}
  .page h1{font-size:26px}
  .cat-head h2{font-size:19px}
  .card{padding:18px}
  .card .title{font-size:16.5px}
}