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

:root{
  --h: 275;
  --bg:      hsl(0 0% 98%);
  --surface: hsl(var(--h) 22% 98%);
  --ink:     hsl(var(--h) 28% 14%);
  --muted:   hsl(var(--h) 8% 42%);
  --accent:  hsl(32 70% 46%);
  --brand:   hsl(275 32% 26%);
  --line:    hsl(var(--h) 14% 87%);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:'Pretendard',sans-serif;font-weight:400;line-height:1.75}
h1,h2,h3{font-family:'Pretendard',sans-serif;font-weight:800;line-height:1.3;margin:0 0 .6em}
p{margin:0 0 1em}
a{color:inherit}
img{max-width:100%;height:auto;display:block}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.container{max-width:1080px;margin:0 auto;padding-inline:1.25rem}
@media (max-width:640px){.container{padding-inline:1rem}}

/* header */
.site-header{position:sticky;top:0;z-index:10;background:hsl(0 0% 100% / .92);backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}
.site-header__inner{max-width:1080px;margin:0 auto;padding:.7rem 1.25rem;display:flex;align-items:center;justify-content:space-between;gap:1rem}
.site-header__logo{font-weight:800;font-size:1.15rem;text-decoration:none;color:var(--ink)}
.site-header__right{display:flex;align-items:center;gap:.6rem}
.site-header__cta{display:inline-flex;padding:.5rem 1rem;border-radius:999px;background:var(--brand);color:#fff;text-decoration:none;font-size:.82rem;font-weight:700}
.site-nav{display:flex;flex-wrap:wrap;gap:.2rem}
.site-nav a{padding:.45rem .6rem;border-radius:6px;text-decoration:none;color:var(--ink);font-size:.82rem}
.site-nav a:hover,.site-nav a:focus-visible{background:var(--surface)}
.nav-toggle{position:relative;display:none}
.nav-toggle__btn{list-style:none;width:34px;height:34px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;border:1px solid var(--line);border-radius:8px;cursor:pointer;background:var(--surface)}
.nav-toggle__btn::-webkit-details-marker{display:none}
.nav-toggle__btn span{width:18px;height:2px;background:var(--ink);display:block}
.nav-toggle__menu{position:absolute;right:0;top:calc(100% + .5rem);z-index:12;min-width:200px;background:var(--surface);border:1px solid var(--line);border-radius:10px;box-shadow:0 10px 30px rgb(0 0 0/.15);padding:.5rem;display:flex;flex-direction:column}
.nav-toggle__menu a{padding:.6rem .7rem;border-radius:6px;text-decoration:none;color:var(--ink);font-size:.9rem}
.nav-toggle__menu a:hover,.nav-toggle__menu a:focus-visible{background:var(--bg)}
@media(max-width:820px){.site-nav{display:none}.nav-toggle{display:block}}

/* split hero */
.split-hero{background:linear-gradient(135deg,var(--brand),hsl(var(--h) 34% 16%));color:#fff}
.split-hero__inner{max-width:1080px;margin:0 auto;padding:3.5rem 1.25rem;display:grid;grid-template-columns:1.15fr .85fr;gap:2.5rem;align-items:center}
@media(max-width:760px){.split-hero__inner{grid-template-columns:1fr;padding-block:2.5rem}}
.split-hero__tag{display:inline-block;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:hsl(var(--h) 30% 82%);border:1px solid hsl(0 0% 100% / .3);border-radius:999px;padding:.3rem .8rem;margin-bottom:1rem}
.split-hero h1{font-size:clamp(1.85rem,4vw,2.5rem);color:#fff}
.split-hero__lede{color:hsl(var(--h) 20% 90%);max-width:48ch;font-size:1.02rem}
.split-hero__cta{display:flex;gap:.7rem;flex-wrap:wrap;margin-top:1.6rem}
.btn{display:inline-flex;align-items:center;padding:.75rem 1.4rem;border-radius:999px;text-decoration:none;font-weight:700;font-size:.95rem}
.btn-primary{background:var(--accent);color:#241a04}
.btn-ghost{background:transparent;color:#fff;border:1.5px solid hsl(0 0% 100% / .7)}
.split-hero__panel{background:hsl(0 0% 100% / .08);border:1px solid hsl(0 0% 100% / .18);border-radius:16px;padding:1.5rem}
.split-hero__panel dl{display:grid;grid-template-columns:auto 1fr;gap:.5rem 1rem;margin:0;font-size:.9rem}
.split-hero__panel dt{color:hsl(var(--h) 25% 78%)}
.split-hero__panel dd{margin:0;font-weight:600}

/* before/after compare */
.compare{padding:3.2rem 1.25rem}
.compare__head{text-align:center;margin-bottom:1.8rem}
.compare__head h2{font-size:1.35rem}
.compare__grid{max-width:680px;margin:0 auto;display:flex;justify-content:center;gap:1.4rem;flex-wrap:wrap}
.compare__item{flex:0 1 260px;text-align:center}
.compare__label{display:inline-block;font-size:.78rem;font-weight:700;color:#fff;background:var(--brand);border-radius:999px;padding:.25rem .8rem;margin-bottom:.6rem}
.compare__item img{border-radius:12px;aspect-ratio:3/4;object-fit:cover}
.compare__cap{margin-top:.5rem;font-size:.85rem;color:var(--muted)}

/* numbered steps */
.steps{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:3rem 1.25rem}
.steps__head{text-align:center;font-size:1.35rem;margin-bottom:2rem}
.steps__row{max-width:1000px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
@media(max-width:760px){.steps__row{grid-template-columns:1fr 1fr}}
@media(max-width:460px){.steps__row{grid-template-columns:1fr}}
.step{text-align:center}
.step__num{width:38px;height:38px;border-radius:50%;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;margin:0 auto .7rem}
.step h3{font-size:1rem;margin-bottom:.35rem}
.step p{font-size:.86rem;color:var(--muted);margin:0}

/* feature cards */
.features{padding:3.2rem 1.25rem}
.features__head{text-align:center;font-size:1.35rem;margin-bottom:1.8rem}
.features__grid{max-width:1000px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
@media(max-width:760px){.features__grid{grid-template-columns:1fr}}
.feature-card{border:1px solid var(--line);border-radius:14px;padding:1.4rem;background:var(--surface)}
.feature-card h3{font-size:1.02rem;margin-bottom:.5rem;color:var(--brand)}
.feature-card p{font-size:.92rem;color:var(--ink);margin:0}

/* long body */
.article{max-width:720px;margin:0 auto;padding:1rem 1.25rem 3rem}
.article h2{font-size:1.25rem;margin-top:1.8rem}
.article p{color:var(--ink)}

/* faq accordion */
.accordion{max-width:760px;margin:0 auto;padding:1rem 1.25rem 3.5rem}
.accordion__head{font-size:1.3rem;margin-bottom:1rem;text-align:center}
.accordion details{border:1px solid var(--line);border-radius:10px;padding:.9rem 1.1rem;margin-bottom:.6rem;background:var(--surface)}
.accordion summary{font-weight:700;cursor:pointer;list-style:none}
.accordion summary::-webkit-details-marker{display:none}
.accordion summary::after{content:'+';float:right;color:var(--brand);font-weight:800}
.accordion details[open] summary::after{content:'-'}
.accordion p{margin:.6rem 0 0;font-size:.92rem;color:var(--muted)}

.cta-band{background:var(--brand);color:#fff;padding-block:2.6rem;text-align:center}
.cta-band h2{font-size:1.3rem}
.cta-band__row{display:flex;justify-content:center;gap:.75rem;flex-wrap:wrap;margin-top:1.3rem}

.site-footer{background:hsl(var(--h) 20% 12%);color:hsl(var(--h) 10% 82%);margin-top:0}
.site-footer__inner{max-width:1080px;margin:0 auto;padding:2.25rem 1.25rem}
.site-footer__biz{font-size:.85rem;line-height:1.8;color:hsl(var(--h) 10% 78%)}
.site-footer__biz a{color:#fff;text-decoration:underline}
.site-footer__nav{display:flex;flex-wrap:wrap;gap:.9rem;margin:1.5rem 0;font-size:.85rem}
.site-footer__nav a{text-decoration:none;color:hsl(var(--h) 10% 85%)}
.site-footer__copy{font-size:.78rem;color:hsl(var(--h) 10% 60%);margin:0}

.related{max-width:720px;margin:0 auto;padding:1rem 1.25rem 3rem}
.related h2{font-size:1.1rem;text-align:center;color:var(--muted)}
.related__list{display:flex;flex-wrap:wrap;justify-content:center;gap:.6rem;list-style:none;padding:0;margin:1rem 0 0}
.related__list a{display:inline-flex;padding:.5rem .9rem;border-radius:999px;background:var(--surface);border:1px solid var(--line);text-decoration:none;color:var(--ink);font-size:.85rem}

.gallery{max-width:720px;margin:0 auto;padding:2.5rem 1.25rem 0}
.gallery h2{font-size:1.2rem;text-align:center}
.gallery__pairs{display:flex;flex-direction:column;gap:1.5rem;margin-top:1rem}
.gallery__pair{display:grid;grid-template-columns:1fr 1fr;gap:.75rem;width:100%;max-width:480px;margin:0 auto}
.gallery__pair figure{position:relative;margin:0;min-width:0}
.gallery__pair img{border-radius:10px;aspect-ratio:3/4;object-fit:cover;width:100%}
.gallery__tag{position:absolute;top:.5rem;left:.5rem;background:rgba(0,0,0,.65);color:#fff;font-size:.72rem;font-weight:700;padding:.2rem .6rem;border-radius:999px}
.gallery__tag--after{background:var(--accent);color:#2c1c04}
@media(max-width:480px){.gallery__pair{max-width:300px}}