/* sterilization.css — 팔레트: #F4FBF8/#FFFFFF/#063A2B/#0E7A57, Noto Sans KR/IBM Plex Sans KR, 보더 그리드형 */
:root{
  --bg:#F4FBF8; --surface:#FFFFFF; --text:#063A2B; --accent:#0E7A57;
  --line:#CFE6DB; --radius:6px; --maxw:800px;
}
body{ background:var(--bg); color:var(--text); font-family:'IBM Plex Sans KR',-apple-system,'Malgun Gothic',sans-serif; font-weight:400; line-height:1.75; }
h1,h2,h3{ font-family:'Noto Sans KR',sans-serif; font-weight:900; letter-spacing:-.01em; color:var(--text); text-align:center; }

.sr-only{ position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; }

.skip-link{ position:absolute; left:-999px; top:0; background:var(--text); color:#fff; padding:.6em 1em; z-index:100; border-radius:0 0 var(--radius) 0; }
.skip-link:focus-visible{ left:1rem; top:1rem; }

/* 헤더 — 좌측 세로 배치 */
.site-header{ background:var(--surface); border-bottom:2px solid var(--line); padding:20px; }
.header-inner{ max-width:1080px; margin:0 auto; display:flex; flex-direction:column; align-items:flex-start; gap:14px; }
.wordmark{ font-family:'Noto Sans KR',sans-serif; font-weight:900; font-size:1.15rem; color:var(--text); }
.main-nav{ display:flex; flex-direction:column; align-items:flex-start; gap:8px; font-size:.92rem; }
.main-nav a{ color:#2f5c4c; border-left:3px solid transparent; padding-left:10px; }
.main-nav a:hover, .main-nav a[aria-current="page"]{ color:var(--accent); border-left-color:var(--accent); }
.cta-tel{ border:2px solid var(--accent); border-radius:var(--radius); color:var(--accent); font-weight:700; padding:8px 18px; font-size:.92rem; }
.cta-tel:hover{ background:var(--accent); color:#fff; }

main{ max-width:var(--maxw); margin:0 auto; padding:0 20px; }

.hero{ padding:44px 0 32px; text-align:center; }
.hero h1{ font-size:clamp(1.7rem,4.2vw,2.4rem); }
.hero p{ margin-top:16px; color:#204d3c; font-size:1rem; text-align:left; }

section{ padding:36px 0; }
section:nth-of-type(odd){ background:var(--surface); }
section:nth-of-type(even){ background:var(--bg); }
section h2{ font-size:1.3rem; border-top:3px solid var(--accent); border-bottom:3px solid var(--accent); padding:10px 0; }
section h2 + p{ margin-top:16px; }
p{ color:#204d3c; }
p + p{ margin-top:12px; }

/* 표 — 보더 그리드 */
.table-wrap{ margin-top:20px; overflow-x:auto; border:1px solid var(--line); border-radius:var(--radius); }
.compare-table{ width:100%; border-collapse:collapse; font-size:.9rem; min-width:560px; }
.compare-table th, .compare-table td{ border:1px solid var(--line); padding:12px 14px; text-align:left; vertical-align:top; }
.compare-table thead th{ background:var(--accent); color:#fff; font-family:'Noto Sans KR',sans-serif; text-align:center; }
.compare-table tbody th{ background:#EAF6F0; white-space:nowrap; font-weight:500; }
.compare-table tbody tr:nth-child(even) td{ background:#FAFDFB; }

/* 기준 그리드 */
.criteria-grid{ display:grid; grid-template-columns:1fr 1fr; gap:0; margin-top:20px; border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; }
.criteria-cell{ padding:18px 20px; border-right:1px solid var(--line); border-bottom:1px solid var(--line); }
.criteria-cell:nth-child(2n){ border-right:0; }
.criteria-cell:nth-last-child(-n+2){ border-bottom:0; }
.criteria-cell h3{ font-size:1rem; text-align:left; margin-bottom:6px; color:var(--accent); }
.criteria-cell p{ font-size:.9rem; }

/* 이미지 — 원형 마스크 */
figure.content-figure{ margin:28px auto; text-align:center; }
figure.content-figure .img-circle{ width:220px; height:220px; margin:0 auto; border-radius:50%; overflow:hidden; border:3px solid var(--accent); }
figure.content-figure .img-circle img{ width:100%; height:100%; object-fit:cover; display:block; }
figure.content-figure figcaption{ margin-top:10px; font-size:.85rem; color:#3d6b5a; }

/* CTA — 아웃라인 */
.cta-block{ margin:36px 0; padding:24px 20px; background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); text-align:center; }
.cta-block p{ text-align:center; }
.cta-block .cta-tel, .cta-block .cta-sms{ display:inline-block; margin-top:14px; margin-right:14px; font-weight:700; border:2px solid var(--accent); border-radius:var(--radius); padding:9px 20px; color:var(--accent); font-size:.92rem; }
.cta-block .cta-tel:hover, .cta-block .cta-sms:hover{ background:var(--accent); color:#fff; }

.related{ margin-top:16px; display:flex; flex-wrap:wrap; justify-content:center; gap:10px 16px; }
.related a{ font-size:.9rem; border:1px solid var(--line); border-radius:var(--radius); padding:6px 14px; color:var(--accent); }
.related a:hover{ background:var(--accent); color:#fff; border-color:var(--accent); }

footer.site-footer{ margin-top:48px; background:var(--text); color:rgba(255,255,255,.85); padding:36px 20px; font-size:.85rem; }
.footer-inner{ max-width:1080px; margin:0 auto; }
.footer-links{ display:flex; flex-wrap:wrap; gap:8px 16px; margin-bottom:18px; }
.footer-links a{ color:rgba(255,255,255,.72); }
.footer-links a:hover{ color:#fff; }
.biz-info p{ margin:2px 0; color:rgba(255,255,255,.62); }
.footer-bottom{ margin-top:14px; color:rgba(255,255,255,.4); font-size:.78rem; }

@media (max-width:600px){
  .criteria-grid{ grid-template-columns:1fr; }
  .criteria-cell{ border-right:0; }
  .criteria-cell:nth-last-child(-n+2){ border-bottom:1px solid var(--line); }
  .criteria-cell:last-child{ border-bottom:0; }
}

/* FAQ — 보더 그리드 */
#faq .qa-list{ display:grid; gap:12px; margin-top:20px; }
.qa-list details{ background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); padding:16px 20px; }
.qa-list details[open]{ border-color:var(--accent); }
.qa-list summary{ cursor:pointer; font-weight:700; color:var(--text); list-style:none; display:flex; justify-content:space-between; align-items:center; gap:12px; }
.qa-list summary::-webkit-details-marker{ display:none; }
.qa-list summary::after{ content:"+"; flex:none; color:var(--accent); font-weight:700; font-size:1.1rem; }
.qa-list details[open] summary::after{ content:"\2212"; }
.qa-list details p{ margin-top:10px; font-size:.92rem; color:#204d3c; }