:root{
  --h: 328;
  --bg: hsl(var(--h) 30% 99%);
  --ink: hsl(var(--h) 40% 14%);
  --sub: hsl(var(--h) 15% 38%);
  --line: hsl(var(--h) 30% 88%);
  --brand: hsl(var(--h) 68% 42%);
  --brand-dark: hsl(var(--h) 70% 30%);
  --brand-light: hsl(var(--h) 80% 96%);
  --band: hsl(var(--h) 55% 52%);
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Malgun Gothic",sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.7;
}
img{max-width:100%;}
a{color:var(--brand-dark);}

.wrap{
  max-width:941px;
  margin-inline:auto;
  padding-inline:20px;
}

/* ===== Header H2: 중앙로고 좌우분할 ===== */
header{
  border-bottom:1px solid var(--line);
  background:hsl(var(--h) 40% 99%);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-block:14px;
}
.nav-left, .nav-right{
  display:flex;
  gap:18px;
  flex:1 1 0;
}
.nav-right{
  justify-content:flex-end;
}
.header-inner nav a{
  text-decoration:none;
  color:var(--sub);
  font-size:15px;
  padding:6px 4px;
  border-bottom:2px solid transparent;
}
.header-inner nav a:hover{
  color:var(--brand-dark);
  border-bottom:2px solid var(--brand);
}
.logo{
  font-weight:700;
  font-size:20px;
  color:var(--brand-dark);
  letter-spacing:-0.02em;
  white-space:nowrap;
  text-align:center;
}

/* ===== Hero V5: 상단 얇은 밴드 ===== */
.hero-band{
  height:8px;
  width:100%;
  background:linear-gradient(90deg, hsl(var(--h) 70% 45%), hsl(var(--h) 90% 62%), hsl(var(--h) 55% 40%));
}
.hero{
  position:relative;
  overflow:hidden;
  background:
    radial-gradient(circle at 85% -10%, hsl(var(--h) 85% 88%) 0%, transparent 45%),
    radial-gradient(circle at 5% 110%, hsl(var(--h) 60% 90%) 0%, transparent 50%),
    linear-gradient(160deg, hsl(var(--h) 45% 97%) 0%, hsl(var(--h) 30% 94%) 100%);
  padding-block:56px 48px;
}
.hero::before{
  content:"";
  position:absolute;
  top:-60px;
  right:-60px;
  width:220px;
  height:220px;
  border-radius:50%;
  background:hsl(var(--h) 75% 88%);
  opacity:.6;
}
.hero::after{
  content:"";
  position:absolute;
  bottom:-80px;
  left:-40px;
  width:180px;
  height:180px;
  border-radius:40%;
  background:hsl(var(--h) 40% 85%);
  opacity:.5;
}
.hero .wrap{position:relative;z-index:1;}
.hero h1{
  margin:0 0 16px;
  font-size:clamp(26px, 4vw, 38px);
  color:var(--ink);
  letter-spacing:-0.01em;
}
.hero .lead{
  margin:0;
  max-width:640px;
  font-size:16px;
  color:var(--sub);
}

/* ===== Main ===== */
main{padding-block:44px;}
main h2{
  font-size:21px;
  color:var(--brand-dark);
  margin:40px 0 12px;
  padding-left:12px;
  border-left:4px solid var(--brand);
}
main h2:first-of-type{margin-top:0;}
main p{
  margin:0 0 14px;
  color:var(--ink);
  font-size:15.5px;
}

/* ===== Figure images ===== */
.ph{margin:40px 0;}
.ph figcaption, .ph .cap{
  text-align:center;
  color:var(--sub);
  font-size:13px;
  margin-top:10px;
}
.ph-row{display:flex;flex-wrap:nowrap;justify-content:center;align-items:flex-start;gap:16px;max-width:900px;margin-inline:auto;}
.ph-row img{flex:1 1 0;min-width:0;width:100%;height:auto;display:block;border-radius:6px;border:1px solid var(--line);}
@media (max-width:600px){.ph-row{gap:10px;}}

/* ===== CTA C6: 하단 강조 밴드 ===== */
.cta{
  background:linear-gradient(90deg, hsl(var(--h) 70% 38%), hsl(var(--h) 60% 48%));
  padding-block:36px;
  margin-top:20px;
}
.cta .wrap{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}
.cta p{
  margin:0;
  color:hsl(var(--h) 90% 97%);
  font-size:18px;
  font-weight:600;
}
.cta-link{
  display:inline-block;
  background:hsl(var(--h) 30% 99%);
  color:var(--brand-dark);
  text-decoration:none;
  font-weight:700;
  padding:12px 26px;
  border-radius:999px;
  white-space:nowrap;
}
.cta-link:hover{
  background:hsl(var(--h) 80% 92%);
}

/* ===== Footer F2: 테두리 박스형 ===== */
footer{
  padding-block:14px;
  background:var(--bg);
}
footer .wrap{
  max-width:941px;
  border:1px solid var(--line);
  border-radius:10px;
  padding:16px 26px;
  background:hsl(var(--h) 25% 99%);
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  align-items:center;
  gap:6px 20px;
}
footer p{
  margin:0;
  font-size:13.5px;
  color:var(--sub);
}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .wrap{padding-inline:18px;}
  .hero{padding-block:48px 40px;}
}
@media (max-width:768px){
  .header-inner{flex-wrap:wrap;justify-content:center;}
  .nav-left, .nav-right{flex:none;}
  .logo{order:-1;width:100%;margin-bottom:8px;}
  .hero h1{font-size:28px;}
  main h2{font-size:19px;}
  .cta .wrap{justify-content:center;text-align:center;}
}
@media (max-width:480px){
  .header-inner nav{gap:10px;}
  .header-inner nav a{font-size:13.5px;}
  .hero{padding-block:38px 32px;}
  .hero .lead{font-size:15px;}
  main h2{font-size:18px;}
  main p{font-size:14.5px;}
  .cta p{font-size:16px;}
  .cta-link{padding:10px 20px;font-size:14.5px;}
  footer .wrap{padding:18px 16px;}
}