/* ==== tokens ====
   색상 제약: HSL hue 185~265(블루/네이비) 전 구간 금지.
   회색조는 무채색 또는 웜그레이(hue 20~40, 채도 5% 이하)만 허용.
   브라우저 기본 링크색(#0000EE)/포커스 파랑도 아래에서 전부 오버라이드됨. */
:root{
  --ink:#1C1A17;
  --ink-2:#514B44;
  --paper:#FBF9F6;
  --paper-2:#F2EDE7;
  --line:#E2DAD1;
  --accent:#C2553A;   /* terracotta */
  --accent-2:#8C6A3F; /* bronze */
  --ok:#4F7A3C;        /* sage green */
  --warn:#B8860B;      /* amber */
  --radius:6px;
  --shadow:0 1px 2px rgba(28,26,23,.06);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:'Pretendard Variable','Pretendard',-apple-system,'Noto Sans KR',sans-serif;
  line-height:1.85;
  font-size:1.05rem;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
::selection{background:var(--accent);color:#fff}
h1,h2,h3{font-weight:700;letter-spacing:-0.03em;margin:0 0 .6em}
h1{font-size:clamp(2.1rem,5vw,3.4rem)}
h2{font-size:clamp(1.5rem,3vw,2.1rem)}
.container{max-width:1120px;margin:0 auto;padding:0 20px}
section.block{padding:64px 0}
.bg-soft{background:var(--paper-2)}
.section-title{text-align:center}
.section-sub{text-align:center;color:var(--ink-2);margin-top:-.4em;margin-bottom:2em}

/* scroll fade-up */
.fade-up{opacity:0;transform:translateY(20px);transition:opacity .55s cubic-bezier(.22,1,.36,1),transform .55s cubic-bezier(.22,1,.36,1)}
.fade-up.in-view{opacity:1;transform:none}

/* ==== header ==== */
.site-header{position:sticky;top:0;z-index:50;background:transparent;transition:background .25s,box-shadow .25s}
.site-header.scrolled{background:rgba(251,249,246,.96);box-shadow:0 1px 0 var(--line)}
.header-inner{display:flex;align-items:center;gap:24px;height:64px}
.logo{display:flex;align-items:center;gap:8px;font-weight:700;color:var(--ink);font-size:1.1rem;margin-right:auto}
.logo:hover{text-decoration:none}
.main-nav{display:flex;gap:20px}
.main-nav a{color:var(--ink-2);font-weight:500;font-size:.95rem}
.main-nav a.active,.main-nav a:hover{color:var(--accent)}
.header-actions{display:flex;align-items:center;gap:10px}
.btn-header-call{background:var(--accent);color:#fff;padding:8px 16px;border-radius:var(--radius);font-weight:600;font-size:.9rem}
.btn-header-call:hover{text-decoration:none;opacity:.9}
.hamburger{display:none;background:none;border:0;color:var(--ink);cursor:pointer;padding:6px}

@media (max-width:860px){
  .main-nav{position:fixed;inset:64px 0 0 0;background:var(--paper);flex-direction:column;gap:0;padding:20px;transform:translateX(100%);transition:transform .3s;overflow-y:auto}
  .main-nav.open{transform:translateX(0)}
  .main-nav a{padding:14px 4px;border-bottom:1px solid var(--line);font-size:1.1rem}
  .hamburger{display:block}
  .btn-header-call{display:none}
}

/* ==== hero ==== */
.hero{background-size:cover;background-position:center;color:#fff;padding:120px 0 80px;position:relative}
.hero .container{position:relative;z-index:1}
.hero h1{color:#fff;margin-bottom:.4em}
.hero-sub{font-size:1.15rem;max-width:640px;margin-bottom:1.6em;opacity:.95}
.hero-align-center{text-align:center}
.hero-align-center .container{display:flex;flex-direction:column;align-items:center}
.hero-align-center .hero-sub{margin-left:auto;margin-right:auto}
.hero-align-right{text-align:right}
.hero-align-right .container{display:flex;flex-direction:column;align-items:flex-end}

/* ==== cta buttons ==== */
.cta-buttons{display:flex;gap:14px;flex-wrap:wrap}
.hero-align-center .cta-buttons{justify-content:center}
.hero-align-right .cta-buttons{justify-content:flex-end}
.btn-call,.btn-sms{display:inline-flex;align-items:center;justify-content:center;min-height:56px;padding:0 28px;border-radius:var(--radius);font-weight:700;font-size:1.05rem}
.btn-call{background:var(--accent);color:#fff}
.btn-call:hover{text-decoration:none;opacity:.92}
.btn-sms{background:transparent;color:var(--ink);border:1px solid var(--ink)}
.btn-sms:hover{text-decoration:none;background:rgba(28,26,23,.06)}
.hero .btn-sms,.cta-block .btn-sms{color:#fff;border-color:rgba(255,255,255,.7)}
.hero .btn-sms:hover,.cta-block .btn-sms:hover{background:rgba(255,255,255,.12)}

.cta-block{background:var(--ink);color:var(--paper);padding:64px 0;text-align:center}
.cta-block h2{color:#fff}
.cta-block p{color:#D8D2C8;margin-bottom:1.6em}
.cta-block .btn-sms{color:var(--paper);border-color:rgba(255,255,255,.5)}
.cta-block-buttons{justify-content:center}

/* ==== footer ==== */
.site-footer{background:var(--paper-2);border-top:1px solid var(--line);padding:32px 0}
.biz-info{color:var(--ink-2);font-size:.9rem;line-height:1.7;margin:0 0 .8em}
.footer-copy{color:var(--ink-2);font-size:.85rem;margin:0}

.floating-cta{display:none}
@media (max-width:640px){
  .floating-cta{display:flex;position:fixed;bottom:18px;right:18px;width:56px;height:56px;border-radius:50%;background:var(--accent);color:#fff;align-items:center;justify-content:center;box-shadow:0 4px 14px rgba(28,26,23,.25);z-index:60}
}

/* ==== cards / grid ==== */
.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.card h3{margin-bottom:.4em;font-size:1.1rem}
.card p{color:var(--ink-2);margin:0;font-size:.95rem}

.icon-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px}
.icon-card{text-align:center;padding:20px 12px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}
.icon-card svg{margin:0 auto 10px}
.icon-card h4{margin:0 0 6px;font-size:.98rem}
.icon-card p{margin:0;font-size:.85rem;color:var(--ink-2)}

/* ==== comparison table ==== */
.compare-table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.compare-table th,.compare-table td{padding:14px 16px;border-bottom:1px solid var(--line);text-align:left;font-size:.92rem}
.compare-table th{background:var(--paper-2);font-weight:700}
.compare-table tr:last-child td{border-bottom:none}

/* ==== accordion ==== */
.accordion-item{border-bottom:1px solid var(--line)}
.accordion-item summary{cursor:pointer;padding:18px 4px;font-weight:600;list-style:none;display:flex;justify-content:space-between;align-items:center}
.accordion-item summary::-webkit-details-marker{display:none}
.accordion-item summary::after{content:'+';font-size:1.3rem;color:var(--accent)}
.accordion-item[open] summary::after{content:'\2212'}
.accordion-item p{padding:0 4px 18px;color:var(--ink-2);margin:0}

/* ==== warning box ==== */
.warning-box{background:#FFF3E6;border:1px solid var(--warn);border-left:5px solid var(--warn);border-radius:var(--radius);padding:22px 24px;margin:24px 0}
.warning-box h3{color:#8a5c07;font-size:1.02rem;margin-bottom:.5em}
.warning-box ul{margin:0;padding-left:1.2em;color:var(--ink-2)}
.warning-box li{margin-bottom:.4em}

/* ==== magazine / diagram ==== */
.magazine{display:grid;grid-template-columns:2fr 1fr;gap:32px}
.magazine .side-panel{background:var(--paper-2);border-radius:var(--radius);padding:20px}
.magazine .side-panel h4{margin-bottom:.6em}
.magazine .side-panel ul{margin:0;padding-left:1.1em}
.magazine .side-panel li{margin-bottom:.6em;font-size:.92rem;color:var(--ink-2)}
@media (max-width:760px){.magazine{grid-template-columns:1fr}}

.diagram-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;overflow-x:auto}
.diagram-labels{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:16px;text-align:center;font-size:.85rem;color:var(--ink-2)}
@media (max-width:700px){.diagram-labels{grid-template-columns:repeat(2,1fr)}}

/* ==== timeline ==== */
.timeline{border-left:2px solid var(--line);padding-left:24px;margin-left:8px}
.timeline-item{position:relative;padding-bottom:28px}
.timeline-item::before{content:'';position:absolute;left:-30px;top:4px;width:10px;height:10px;border-radius:50%;background:var(--accent)}
.timeline-item h4{margin:0 0 .3em}
.timeline-item p{margin:0;color:var(--ink-2);font-size:.92rem}

/* ==== testimonial ==== */
.review-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.review-card p{color:var(--ink-2);font-size:.92rem;margin:0}
.review-card .review-meta{margin-top:10px;font-size:.82rem;color:var(--ink-2);font-weight:600}

/* ==== carousel ==== */
.carousel{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x proximity;padding-bottom:8px;-webkit-overflow-scrolling:touch}
.carousel::-webkit-scrollbar{height:6px}
.carousel::-webkit-scrollbar-thumb{background:var(--line);border-radius:3px}
.carousel-card{flex:0 0 300px;scroll-snap-align:start;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.carousel-card img{height:180px;width:100%;object-fit:cover}
.carousel-card .cc-body{padding:16px}
.carousel-card h3{font-size:1.02rem;margin-bottom:.4em}
.carousel-card p{color:var(--ink-2);font-size:.88rem;margin:0 0 .8em}
.carousel-nav{display:flex;gap:10px;justify-content:flex-end;margin-bottom:12px}
.carousel-nav button{width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--ink)}
@media (max-width:640px){.carousel-card{flex-basis:82%}}

/* ==== checklist ==== */
.checklist{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.checklist li{display:flex;gap:10px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;font-size:.92rem;color:var(--ink-2)}
.checklist svg{flex:0 0 auto;margin-top:2px;color:var(--ok)}

/* ==== sitemap tree ==== */
.tree-page{background:var(--ink);color:var(--paper);min-height:60vh}
.tree{font-family:'JetBrains Mono',monospace;font-size:.95rem;line-height:2}
.tree a{color:var(--paper)}
.tree .branch{color:rgba(194,85,58,.6)}
.tree ul{list-style:none;margin:0;padding-left:1.6em;border-left:1px dashed rgba(194,85,58,.3)}
.tree > ul{border-left:none;padding-left:0}

/* ==== region/service skeleton lead ==== */
.lead-copy{max-width:760px;color:var(--ink-2)}
#detail-list:empty{display:none}

/* ==== contact sticky layout ==== */
.contact-layout{display:grid;grid-template-columns:200px 1fr;gap:40px;align-items:start}
.contact-toc{position:sticky;top:80px;font-size:.9rem}
.contact-toc a{display:block;color:var(--ink-2);padding:6px 0}
.contact-toc a:hover{color:var(--ok);text-decoration:none}
@media (max-width:860px){.contact-layout{grid-template-columns:1fr}.contact-toc{position:static;display:flex;flex-wrap:wrap;gap:12px}}

.sticky-cta-bar{display:none}
@media (max-width:640px){
  .sticky-cta-bar{display:flex;position:sticky;bottom:0;gap:10px;padding:10px 16px;background:#fff;border-top:1px solid var(--line);z-index:40}
  .sticky-cta-bar a{flex:1}
}