/* 구조·디자인 참고: sidewalkblock.kjipsuri.com (레이아웃·타이포·각진 모서리). 컬러는 새로 선정 */
:root{--primary:#22302c;--accent:#b07a45;--accent-d:#8f5f2f;--bg:#f5f2ec;--surface:#fff;--text:#1f2422;--muted:#626b66;--line:#dcd6ca;
--radius:2px;--container:1200px;--font:'Pretendard Variable','Pretendard',-apple-system,'Apple SD Gothic Neo',sans-serif;--label:'Space Grotesk','Pretendard',sans-serif}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:76px}
body{font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.75;font-size:16px;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul{list-style:none}
h1,h2,h3{font-weight:800;letter-spacing:-.03em;word-break:keep-all;line-height:1.3}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
section{padding:72px 0}
.label{font-family:var(--label);font-size:.7rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-d)}
.section-h2{font-size:clamp(1.6rem,3.4vw,2.2rem);margin:8px 0 12px}
.lead{color:var(--muted);max-width:640px}
.btn{display:inline-block;background:var(--primary);color:#fff;padding:14px 26px;font-weight:700;border-radius:var(--radius);transition:background .2s}
.btn:hover{background:var(--accent-d)}
.btn.ghost{background:transparent;color:var(--primary);border:1px solid var(--primary)}
.btn.ghost:hover{background:var(--primary);color:#fff}

#site-header{position:sticky;top:0;z-index:50;background:rgba(245,242,236,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(6px)}
.header-inner{max-width:var(--container);margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:-.03em}
.brand-mark{width:22px;height:26px;background:var(--primary);border:2px solid var(--primary);position:relative}
.brand-mark:after{content:"";position:absolute;left:50%;top:0;bottom:0;width:2px;background:var(--accent);transform:translateX(-50%)}
.site-nav{display:flex;align-items:center;gap:4px}
.site-nav a{font-size:.9rem;font-weight:600;padding:8px 12px;border-radius:var(--radius)}
.site-nav a:hover{color:var(--accent-d)}
.site-nav .nav-cta{background:var(--primary);color:#fff;margin-left:8px;padding:9px 18px}
.site-nav .nav-cta:hover{background:var(--accent-d);color:#fff}
.nav-toggle{display:none;background:none;border:0;width:40px;height:40px;cursor:pointer;position:relative}
.nav-toggle span{position:absolute;left:8px;right:8px;height:2px;background:var(--primary)}
.nav-toggle span:first-child{top:15px}.nav-toggle span:last-child{top:24px}
.mobile-nav{display:none;flex-direction:column;background:var(--bg);padding:8px 24px 20px;border-top:1px solid var(--line)}
.mobile-nav.open{display:flex}
.mobile-nav a{padding:12px 0;border-bottom:1px solid var(--line);font-weight:600}
.mobile-nav a.mobile-cta{margin-top:12px;background:var(--primary);color:#fff;text-align:center;border:0}

.hero{padding:56px 0 24px}
.hero h1{font-size:clamp(2rem,5.5vw,3.4rem);margin:8px 0 14px}
.answer{font-size:1.08rem;max-width:760px;color:#2f3833}
.hero .actions{margin-top:22px;display:flex;gap:10px;flex-wrap:wrap}

.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:28px}
.case-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .25s,box-shadow .25s}
.case-card:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(34,48,44,.12)}
.case-card.is-hidden{display:none}
.case-link{display:block}
.compare{display:grid;grid-template-columns:1fr 1fr;gap:2px;background:var(--line)}
.compare figure{position:relative;aspect-ratio:3/4;overflow:hidden}
.compare img{width:100%;height:100%;object-fit:cover}
.compare figcaption{position:absolute;left:8px;top:8px;background:var(--primary);color:#fff;font-size:.72rem;font-weight:700;padding:2px 8px}
.compare figure:last-child figcaption{background:var(--accent-d)}
.case-body{padding:16px 18px 20px}
.case-body h3{font-size:1.08rem;margin:4px 0 6px}
.case-body p{font-size:.9rem;color:var(--muted);line-height:1.6}
.more-wrap{text-align:center;margin-top:28px}
.more-wrap button{cursor:pointer;font:inherit;font-weight:700;background:transparent;border:1px solid var(--primary);color:var(--primary);padding:12px 32px;border-radius:var(--radius)}
.more-wrap button:hover{background:var(--primary);color:#fff}

.band{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.two-col{display:grid;grid-template-columns:1.3fr 1fr;gap:48px;align-items:start}
.def-card{background:var(--primary);color:#eef0ec;padding:28px;border-radius:var(--radius)}
.def-card h3{color:#fff;font-size:1.1rem;margin-bottom:10px}
.def-card p{font-size:.95rem;color:#cfd6d0}
.prose p{margin-bottom:14px}
.prose h2{font-size:1.5rem;margin:44px 0 12px;padding-top:20px;border-top:1px solid var(--line);position:relative}
.prose h2::before{content:"";position:absolute;top:-1px;left:0;width:44px;height:3px;background:var(--accent)}
.prose h3{font-size:1.15rem;margin:24px 0 8px;padding-left:10px;border-left:3px solid var(--accent)}
.prose .faq-item summary h3{padding-left:0;border-left:0;margin:0}
.prose ul{list-style:disc;margin:0 0 16px 22px}
.prose li{margin-bottom:6px}

.cards-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:28px}
.info-card{background:var(--surface);border:1px solid var(--line);padding:24px;border-radius:var(--radius)}
.band .info-card{background:var(--bg)}
.info-card h3{font-size:1.05rem;margin-bottom:8px}
.info-card p{font-size:.92rem;color:var(--muted)}
.steps{list-style:none;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:28px;counter-reset:s}
.steps li{background:var(--surface);border:1px solid var(--line);padding:24px;counter-increment:s;border-radius:var(--radius)}
.steps li:before{content:"0" counter(s);font-family:var(--label);font-weight:700;color:var(--accent);font-size:1.4rem;display:block;margin-bottom:6px}
.steps h3{font-size:1rem;margin-bottom:6px}
.steps p{font-size:.9rem;color:var(--muted)}
.areas{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.areas li{border:1px solid var(--line);background:var(--surface);padding:6px 14px;font-size:.9rem;border-radius:var(--radius)}

.table-wrap{overflow-x:auto;margin:16px 0 24px;border:1px solid var(--line);background:var(--surface)}
table{border-collapse:collapse;width:100%;min-width:480px;font-size:.93rem}
.table-wrap{-webkit-overflow-scrolling:touch}
.table-wrap table:not(:has(td:nth-child(3))){min-width:0}
@media(max-width:600px){th,td{padding:10px 12px;font-size:.88rem}th{white-space:normal}}
th,td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
th{background:#ece7dc;font-weight:700;white-space:nowrap}
tr:last-child td,tr:last-child th{border-bottom:0}

.faq-list{margin-top:20px;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line);background:var(--surface)}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 48px 18px 20px;position:relative}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary h3{font-size:1rem;font-weight:700}
.faq-item summary:after{content:"+";position:absolute;right:20px;top:14px;font-size:1.4rem;color:var(--accent-d)}
.faq-item[open] summary:after{content:"–"}
.faq-item p{padding:0 20px 20px;color:#3a423e}

.cta-banner{background:var(--primary);color:#fff;text-align:center;padding:64px 0}
.cta-banner h2{font-size:clamp(1.5rem,3.4vw,2.1rem);margin-bottom:10px}
.cta-banner p{color:#cfd6d0;margin-bottom:22px}
.cta-banner .btn{background:var(--accent)}
.cta-banner .btn:hover{background:#c78d55}

.page-head{padding:44px 0 8px}
.crumbs{font-size:.82rem;color:var(--muted);margin-bottom:14px}
.crumbs a:hover{color:var(--accent-d)}
.page-head h1{font-size:clamp(1.8rem,4.6vw,2.8rem);margin-bottom:12px}
.article{max-width:820px;margin:0 auto;padding:0 24px}
.figure-block{margin:24px 0}
.figure-block img{width:100%;max-width:520px;margin:0 auto;border:1px solid var(--line)}
.figure-block figcaption{text-align:center;font-size:.86rem;color:var(--muted);margin-top:8px}
.side-by-side{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:24px 0}
.side-by-side figure img{width:100%;border:1px solid var(--line)}
.side-by-side figcaption{text-align:center;font-size:.86rem;color:var(--muted);margin-top:8px}
.quote{border-left:3px solid var(--accent);background:var(--surface);padding:18px 22px;margin:24px 0}
.quote footer{font-size:.86rem;color:var(--muted);margin-top:6px}
.updated{font-size:.85rem;color:var(--muted);margin-top:32px}
.related{padding:56px 0 24px}
.related h2{font-size:1.4rem;margin-bottom:18px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.related-card{background:var(--surface);border:1px solid var(--line);overflow:hidden;display:block;transition:transform .25s}
.related-card:hover{transform:translateY(-3px)}
.related-card img{width:100%;aspect-ratio:4/3;object-fit:cover;object-position:center 40%}
.related-card div{padding:14px 16px 18px}
.related-card h3{font-size:1rem;margin-bottom:4px}
.related-card p{font-size:.86rem;color:var(--muted);line-height:1.55}

.consult-cta{display:flex;gap:12px;flex-wrap:wrap;margin:22px 0}

#site-footer{background:#161f1c;color:#b9c1bb;padding:48px 0 0;font-size:.9rem}
.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1.4fr;gap:32px}
.footer-brand{color:#fff;font-weight:800;font-size:1.1rem;margin-bottom:6px}
.footer-h{color:#fff;font-weight:700;margin-bottom:8px}
#site-footer li{margin-bottom:4px}
#site-footer a:hover{color:#fff}
address{font-style:normal}
.copyright{text-align:center;border-top:1px solid #2a3531;margin-top:36px;padding:18px 24px;font-size:.82rem}
.floating-cta{position:fixed;right:18px;bottom:18px;z-index:40;background:var(--accent);color:#fff;font-weight:700;padding:13px 20px;border-radius:var(--radius);box-shadow:0 8px 20px rgba(0,0,0,.2)}
.floating-cta:hover{background:var(--accent-d)}

@media(max-width:900px){
  .site-nav{display:none}.nav-toggle{display:block}
  .case-grid,.cards-3,.related-grid{grid-template-columns:1fr 1fr}
  .two-col{grid-template-columns:1fr;gap:28px}
  .steps{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
}
@media(max-width:600px){
  section{padding:52px 0}
  .case-grid,.cards-3,.related-grid,.steps{grid-template-columns:1fr}
  .floating-cta{left:18px;right:18px;text-align:center}
  body{padding-bottom:64px}
}