:root{
  --h: 323;
  --bg: hsl(var(--h) 30% 98%);
  --bg-tint: hsl(var(--h) 45% 94%);
  --ink: hsl(var(--h) 25% 15%);
  --ink-soft: hsl(var(--h) 15% 34%);
  --accent: hsl(var(--h) 58% 40%);
  --accent-dark: hsl(var(--h) 62% 28%);
  --line: hsl(var(--h) 20% 78%);
  --radius: 0px;
}
*,*::before,*::after{box-sizing:border-box}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  line-height:1.75;
  font-size:16px;
  overflow-x:hidden;
  max-width:100%;
}
a{color:var(--accent-dark)}
img{max-width:100%;display:block}

.r18-header{background:#fff;border-bottom:3px double var(--line)}
.r18-header-inner{
  max-width:1100px;margin:0 auto;padding:16px 20px;
  display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center;justify-content:space-between;
}
.r18-brand{margin:0;font-weight:700;color:var(--accent-dark)}
.r18-nav{display:flex;flex-wrap:wrap;gap:14px;font-size:14px}
.r18-nav a{text-decoration:none;color:var(--ink-soft)}
.r18-nav a:hover{color:var(--accent-dark)}

.r18-hero{
  display:grid;
  grid-template-columns:1fr;
}
.r18-hero-block{
  background:linear-gradient(135deg, hsl(var(--h) 55% 55%), hsl(var(--h) 65% 38%));
  min-height:120px;
}
.r18-hero-text{padding:36px 20px 30px}
.r18-hero h1{
  font-size:clamp(1.75rem, 6vw, 2.6rem);
  margin:0 0 16px;
  color:var(--ink);
}
.r18-lead{color:var(--ink-soft);margin:0 0 22px;max-width:600px}
.r18-cta-inline{
  display:inline-block;
  padding:12px 26px;
  background:var(--accent);
  color:#fff;
  text-decoration:none;
  font-weight:700;
  min-height:44px;
  line-height:20px;
}
.r18-cta-inline:hover{background:var(--accent-dark)}

.r18-summary{max-width:700px;margin:0 auto 32px;padding:0 20px}
.r18-visually-label{font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;color:var(--accent-dark);margin:0 0 12px}
.r18-summary-list{margin:0;padding:0;list-style:none;display:grid;gap:8px}
.r18-summary-list li{
  padding:10px 14px;
  border-left:4px double var(--accent);
  background:var(--bg-tint);
  font-size:.95rem;
}

.r18-body{max-width:700px;margin:0 auto 40px;padding:0 20px}
.r18-body h2{
  font-size:clamp(1.2rem, 3.2vw, 1.5rem);
  margin:34px 0 14px;
  color:var(--accent-dark);
  border-bottom:3px double var(--line);
  padding-bottom:8px;
}
.r18-body h2:first-child{margin-top:0}
.r18-body p{margin:0 0 16px;color:var(--ink-soft)}

.r18-steps{display:grid;gap:14px;margin:16px 0}
.r18-step{
  display:flex;
  gap:14px;
  align-items:flex-start;
  background:#fff;
  border:1px solid var(--line);
  padding:16px;
}
.r18-step-num{
  flex:0 0 auto;
  width:32px;height:32px;
  display:flex;align-items:center;justify-content:center;
  background:var(--accent);
  color:#fff;
  font-weight:700;
}
.r18-step h3{margin:0 0 6px;font-size:1rem;color:var(--ink)}
.r18-step p{margin:0;font-size:.92rem;color:var(--ink-soft)}

.r18-table-wrap{overflow-x:auto;margin:16px 0}
.r18-body table{width:100%;border-collapse:collapse;min-width:460px;background:#fff}
.r18-body caption{text-align:left;font-size:.85rem;color:var(--ink-soft);margin-bottom:8px}
.r18-body th,.r18-body td{border:1px solid var(--line);padding:10px 14px;text-align:left;font-size:.94rem}
.r18-body th{background:var(--bg-tint);color:var(--accent-dark)}

.r18-dl{background:var(--bg-tint);padding:18px 20px;margin:18px 0}
.r18-dl dt{font-weight:700;color:var(--accent-dark);margin-top:12px}
.r18-dl dt:first-child{margin-top:0}
.r18-dl dd{margin:4px 0 0;color:var(--ink-soft)}

.r18-checklist{margin:0;padding:0;list-style:none;display:grid;gap:8px}
.r18-checklist li{
  padding:10px 14px;
  background:#fff;
  border:1px solid var(--line);
  font-size:.94rem;
}

.r18-gallery{
  display:grid;
  grid-template-columns:repeat(2, 1fr);
  gap:6px;
  max-width:1000px;
  margin:0 auto 40px;
  padding:0 12px;
}
.r18-gallery figure{margin:0;overflow:hidden;background:#eee}
.r18-gallery img{width:100%;aspect-ratio:4/3;object-fit:cover}

.r18-related{max-width:1100px;margin:0 auto 40px;padding:0 20px}
.r18-related h2{text-align:center;font-size:clamp(1.3rem, 3.6vw, 1.7rem);margin-bottom:24px}
.r18-card-grid{display:grid;grid-template-columns:1fr;gap:14px}
.r18-card{
  display:block;
  background:var(--bg-tint);
  padding:18px;
  text-decoration:none;
  color:var(--ink);
  min-height:44px;
}
.r18-card h3{margin:0 0 8px;font-size:1.02rem;color:var(--accent-dark)}
.r18-card p{margin:0;font-size:.9rem;color:var(--ink-soft)}

.r18-cta{
  max-width:700px;
  margin:0 auto 40px;
  padding:32px 24px;
  border:2px solid var(--accent);
  text-align:center;
}
.r18-cta h2{margin:0 0 12px;font-size:clamp(1.2rem, 3.4vw, 1.6rem);color:var(--accent-dark)}
.r18-cta p{margin:0 0 20px;color:var(--ink-soft)}
.r18-cta-btn{
  display:inline-block;
  padding:13px 30px;
  background:var(--accent);
  color:#fff;
  text-decoration:none;
  font-weight:700;
  min-height:44px;
  line-height:20px;
}

.r18-faq{max-width:720px;margin:0 auto 56px;padding:0 20px}
.r18-faq h2{text-align:center;margin-bottom:20px;font-size:clamp(1.3rem, 3.6vw, 1.7rem)}
.r18-faq details{
  background:#fff;
  border:1px solid var(--line);
  padding:14px 18px;
  margin-bottom:10px;
}
.r18-faq summary{cursor:pointer;font-weight:700;color:var(--ink);min-height:44px;display:flex;align-items:center}
.r18-faq p{margin:10px 0 0;color:var(--ink-soft)}

.r18-footer{background:var(--ink);color:#f5eef2;padding:32px 20px}
.r18-footer-inner{max-width:700px;margin:0 auto;text-align:center}
.r18-biz-title{font-weight:700;margin:0 0 10px;font-size:1.05rem}
.r18-biz-list{list-style:none;margin:0 0 14px;padding:0;font-size:.88rem;opacity:.85}
.r18-biz-list li{margin:2px 0}
.r18-copy{font-size:.8rem;opacity:.65;margin:0}

@media (min-width:640px){
  .r18-hero{grid-template-columns:220px 1fr}
  .r18-hero-block{min-height:auto}
  .r18-card-grid{grid-template-columns:repeat(2,1fr)}
}
@media (min-width:960px){
  .r18-card-grid{grid-template-columns:repeat(3,1fr)}
}

@media (prefers-reduced-motion: reduce){
  *{transition:none !important;animation:none !important}
}
@media (prefers-color-scheme: dark){
  :root{
    --bg: hsl(var(--h) 20% 10%);
    --bg-tint: hsl(var(--h) 22% 16%);
    --ink: hsl(var(--h) 15% 94%);
    --ink-soft: hsl(var(--h) 12% 78%);
    --line: hsl(var(--h) 20% 32%);
  }
  .r18-header{background:hsl(var(--h) 20% 12%)}
  .r18-step, .r18-body table, .r18-checklist li, .r18-faq details, .r18-card{background:hsl(var(--h) 20% 14%)}
}