/* r10 - 반지하쇼파침대청소 : 비대칭 그리드 히어로, 원인-대응 2컬럼, 2x3 넘버링 카드, 카드형 CTA */
:root{
  --h:133;
  --bg: hsl(var(--h) 10% 95%);
  --bg-alt: hsl(var(--h) 14% 90%);
  --ink: hsl(var(--h) 22% 14%);
  --ink-soft: hsl(var(--h) 10% 36%);
  --line: hsl(var(--h) 12% 78%);
  --accent: hsl(var(--h) 40% 32%);
  --accent-strong: hsl(var(--h) 46% 24%);
  --accent-tint: hsl(var(--h) 34% 88%);
  --card-bg: hsl(var(--h) 14% 99%);
  --radius: 14px;
  --font: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
}

*{box-sizing:border-box;}
html,body{max-width:100%;overflow-x:hidden;}
body.r10-body{
  margin:0;font-family:var(--font);background:var(--bg);color:var(--ink);
  font-size:16px;line-height:1.7;
}
img{max-width:100%;display:block;}
a{color:var(--accent-strong);}

.r10-visually-hidden{
  position:absolute;width:1px;height:1px;overflow:hidden;
  clip:rect(0,0,0,0);white-space:nowrap;border:0;padding:0;margin:-1px;
}

.r10-header{background:var(--card-bg);border-bottom:1px solid var(--line);padding:14px 16px;}
.r10-header-inner{max-width:1080px;margin:0 auto;display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;}
.r10-brand{font-weight:700;margin:0;font-size:1.05rem;color:var(--accent-strong);}
.r10-nav{display:flex;flex-wrap:wrap;gap:6px 16px;}
.r10-nav a{text-decoration:none;color:var(--ink-soft);font-size:0.92rem;padding:10px 4px;min-height:44px;display:inline-flex;align-items:center;}
.r10-nav a:hover{color:var(--accent-strong);}

/* Hero - 비대칭 그리드 */
.r10-hero{
  max-width:1080px;margin:0 auto;
  padding:36px 20px;
  display:grid;grid-template-columns:1fr;gap:20px;
}
.r10-hero-main{
  background:var(--card-bg);
  border-radius:var(--radius);
  padding:28px 24px;
}
.r10-hero-title{
  font-size:clamp(1.7rem, 5.6vw, 2.6rem);
  line-height:1.3;margin:0 0 14px;color:var(--accent-strong);
}
.r10-hero-lead{margin:0;color:var(--ink-soft);font-size:1.02rem;}
.r10-hero-side{
  background:var(--accent);
  color:hsl(var(--h) 30% 97%);
  border-radius:var(--radius);
  padding:24px;
  display:flex;flex-direction:column;justify-content:center;gap:14px;
}
.r10-hero-tag{margin:0;font-weight:600;font-size:0.95rem;}
@media (min-width:820px){
  .r10-hero{grid-template-columns:2.2fr 1fr;align-items:stretch;}
}

.r10-btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:44px;padding:12px 24px;
  background:hsl(var(--h) 20% 99%);color:var(--accent-strong);
  border-radius:calc(var(--radius) - 4px);
  text-decoration:none;font-weight:700;font-size:0.95rem;
  border:none;align-self:flex-start;
}
.r10-hero-side .r10-btn:hover{background:hsl(var(--h) 20% 90%);}
.r10-cta .r10-btn{background:var(--accent);color:#fff;}
.r10-cta .r10-btn:hover{background:var(--accent-strong);}

.r10-h2{
  font-size:clamp(1.25rem, 3.6vw, 1.6rem);
  margin:0 0 16px;line-height:1.4;color:var(--accent-strong);
}

.r10-summary{max-width:840px;margin:0 auto;padding:8px 20px 32px;}
.r10-summary-list{margin:0;padding-left:1.3em;color:var(--ink-soft);}
.r10-summary-list li{margin-bottom:8px;}

.r10-article{max-width:840px;margin:0 auto;padding:0 20px;}
.r10-section{margin-bottom:40px;}
.r10-section p{margin:0 0 14px;}

.r10-table-wrap{overflow-x:auto;margin-bottom:14px;}
.r10-table{width:100%;border-collapse:collapse;min-width:480px;background:var(--card-bg);border-radius:var(--radius);overflow:hidden;}
.r10-table caption{text-align:left;font-size:0.9rem;color:var(--ink-soft);margin-bottom:8px;caption-side:top;}
.r10-table th,.r10-table td{border:1px solid var(--line);padding:10px 12px;text-align:left;font-size:0.95rem;}
.r10-table thead th{background:var(--accent-tint);color:var(--accent-strong);}

/* Gallery - 2x2 -> desktop stays 2x2-ish 4 across optional; spec says 2x2 grid, mobile 2x2 too */
.r10-gallery{padding:0 20px 8px;}
.r10-gallery-grid{
  max-width:1080px;margin:0 auto;
  display:grid;grid-template-columns:repeat(2,1fr);gap:12px;
}
.r10-gallery-grid img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius);background:var(--bg-alt);}
@media (min-width:700px){
  .r10-gallery-grid{grid-template-columns:repeat(2,1fr);max-width:760px;}
}

/* 원인-대응 2컬럼 pairs */
.r10-pairs{display:flex;flex-direction:column;gap:14px;}
.r10-pair{
  display:grid;grid-template-columns:1fr;gap:10px;
  background:var(--card-bg);border-radius:var(--radius);padding:16px;
}
.r10-cause,.r10-response{padding:4px 0;}
.r10-pair-label{
  display:inline-block;font-weight:700;font-size:0.78rem;
  color:var(--accent-strong);background:var(--accent-tint);
  border-radius:999px;padding:2px 10px;margin-right:8px;
}
@media (min-width:640px){
  .r10-pair{grid-template-columns:1fr 1fr;}
}

.r10-dl{margin:0;}
.r10-dl dt{font-weight:700;color:var(--accent-strong);margin-top:14px;}
.r10-dl dd{margin:6px 0 0;color:var(--ink-soft);}

.r10-checklist{margin:0;padding-left:1.3em;}
.r10-checklist li{margin-bottom:8px;}

/* Related cards - 2x3 numbered */
.r10-related{max-width:1080px;margin:0 auto;padding:20px 20px 40px;}
.r10-card-grid{display:grid;grid-template-columns:1fr;gap:16px;}
.r10-card{
  position:relative;display:block;background:var(--card-bg);
  border-radius:var(--radius);padding:22px 20px 20px;
  text-decoration:none;color:var(--ink);
  border:1px solid var(--line);
}
.r10-card-num{
  display:inline-block;font-weight:800;font-size:0.85rem;
  color:var(--accent);margin-bottom:6px;letter-spacing:0.05em;
}
.r10-card h3{margin:0 0 8px;color:var(--accent-strong);font-size:1.05rem;}
.r10-card p{margin:0;color:var(--ink-soft);font-size:0.92rem;}
@media (min-width:640px){
  .r10-card-grid{grid-template-columns:repeat(2,1fr);}
}
@media (min-width:960px){
  .r10-card-grid{grid-template-columns:repeat(2,1fr);}
  .r10-card-grid .r10-card:nth-child(5),.r10-card-grid .r10-card:nth-child(6){grid-column:span 1;}
}

/* CTA - 카드형 */
.r10-cta{
  max-width:1080px;margin:0 auto 40px;padding:0 20px;
  display:grid;grid-template-columns:1fr;gap:16px;
}
.r10-cta-card{
  background:var(--card-bg);border:1px solid var(--line);
  border-radius:var(--radius);padding:26px;
}
.r10-cta-card h3{margin:0 0 10px;color:var(--accent-strong);}
.r10-cta-card p{margin:0 0 16px;color:var(--ink-soft);}
@media (min-width:700px){
  .r10-cta{grid-template-columns:1fr 1fr;}
}

.r10-faq{max-width:840px;margin:0 auto;padding:0 20px 60px;}
.r10-faq-item{background:var(--card-bg);border-radius:var(--radius);padding:18px 20px;margin-bottom:12px;}
.r10-faq-item h3{margin:0 0 8px;font-size:1.02rem;color:var(--accent-strong);}
.r10-faq-item p{margin:0;color:var(--ink-soft);}

.r10-footer{background:var(--accent-strong);color:hsl(var(--h) 30% 96%);padding:32px 20px;}
.r10-footer-inner{max-width:1080px;margin:0 auto;}
.r10-biz-title{font-weight:700;margin:0 0 10px;font-size:1rem;}
.r10-biz-list{list-style:none;margin:0 0 14px;padding:0;font-size:0.88rem;line-height:1.9;opacity:0.92;}
.r10-copy{font-size:0.8rem;opacity:0.75;margin:0;}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.001ms !important;animation-iteration-count:1 !important;transition-duration:0.001ms !important;}
}

@media (prefers-color-scheme: dark){
  :root{
    --bg: hsl(var(--h) 16% 11%);
    --bg-alt: hsl(var(--h) 14% 16%);
    --ink: hsl(var(--h) 12% 92%);
    --ink-soft: hsl(var(--h) 10% 78%);
    --line: hsl(var(--h) 14% 30%);
    --card-bg: hsl(var(--h) 16% 15%);
    --accent-tint: hsl(var(--h) 28% 24%);
  }
}