/* ==========================================================
   KJCORE.COM — 공용 스타일 (모든 페이지에서 사용)
   ========================================================== */
:root{
  --ink:#0F1114;
  --ink-2:#181B20;
  --ink-3:#23272E;
  --paper:#F4F1EA;
  --paper-2:#EAE6DC;
  --white:#FFFFFF;
  --text:#15171B;
  --muted:#6C7078;
  --muted-2:#9AA0A8;
  --line:rgba(15,17,20,.14);
  --line-dark:rgba(255,255,255,.12);
  --brass:#C89B3C;
  --brass-2:#E5BC5E;
  --font:"IBM Plex Sans KR","Pretendard","Noto Sans KR","Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  --wrap:1200px;
  --gutter:clamp(20px,4vw,48px);
  --radius:2px;
  --ease:cubic-bezier(.2,.7,.2,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);
  color:var(--text);
  background:var(--paper);
  line-height:1.7;
  font-size:16px;
  letter-spacing:-.01em;
  word-break:keep-all;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul{list-style:none}
strong{font-weight:600}
::selection{background:var(--brass);color:var(--ink)}

.wrap{width:min(var(--wrap),100% - var(--gutter)*2);margin-inline:auto}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12.5px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);
}
.eyebrow::before{content:"";width:22px;height:1px;background:currentColor;opacity:.6}
.dark .eyebrow{color:var(--brass)}
h1,h2,h3{font-weight:700;letter-spacing:-.025em;line-height:1.18}
h2{font-size:clamp(28px,3.6vw,44px)}
h3{font-size:clamp(20px,2.2vw,26px)}
.lead{font-size:clamp(16px,1.35vw,18.5px);color:var(--muted);max-width:60ch}
.dark{background:var(--ink);color:#EDEBE6}
.dark .lead{color:var(--muted-2)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 22px;border:1px solid var(--ink);border-radius:var(--radius);
  font-size:14.5px;font-weight:500;line-height:1;transition:background .2s,color .2s,border-color .2s;
  white-space:nowrap;
}
.btn:hover{background:var(--ink);color:var(--paper)}
.btn svg{width:14px;height:14px}
.btn-fill{background:var(--ink);color:var(--paper)}
.btn-fill:hover{background:var(--brass);border-color:var(--brass);color:var(--ink)}
.dark .btn{border-color:rgba(255,255,255,.35);color:#EDEBE6}
.dark .btn:hover{background:#EDEBE6;color:var(--ink);border-color:#EDEBE6}
.dark .btn-fill{background:var(--brass);border-color:var(--brass);color:var(--ink)}
.dark .btn-fill:hover{background:var(--brass-2);border-color:var(--brass-2);color:var(--ink)}

/* ---------- header ---------- */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:50;
  height:72px;display:flex;align-items:center;
  color:#EDEBE6;
  transition:background .3s,color .3s,box-shadow .3s;
}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px}
.site-header.solid{background:rgba(244,241,234,.92);backdrop-filter:blur(10px);color:var(--text);box-shadow:0 1px 0 var(--line)}
.logo{display:inline-flex;align-items:baseline;gap:9px;font-weight:700;letter-spacing:-.02em;line-height:1}
.logo b{font-size:22px;letter-spacing:-.04em}
.logo span{font-size:13px;font-weight:500;opacity:.75}
.nav{display:flex;align-items:center;gap:34px}
.nav a{font-size:14.5px;font-weight:500;opacity:.85;position:relative;padding:6px 0}
.nav a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:1px;background:currentColor;transition:right .25s var(--ease)}
.nav a:hover::after,.nav a[aria-current="page"]::after{right:0}
.nav a:hover{opacity:1}
.nav a[aria-current="page"]{opacity:1}
.nav-cta{
  font-size:13.5px;font-weight:500;padding:10px 16px;border:1px solid currentColor;border-radius:var(--radius);
  transition:background .2s,color .2s;
}
.nav-cta:hover{background:var(--brass);border-color:var(--brass);color:var(--ink)}
.menu-btn{display:none;width:44px;height:44px;margin-right:-10px;align-items:center;justify-content:center}
.menu-btn span{position:relative;display:block;width:22px;height:2px;background:currentColor;transition:transform .25s,background .25s}
.menu-btn span::before,.menu-btn span::after{content:"";position:absolute;left:0;width:22px;height:2px;background:currentColor;transition:transform .25s,top .25s}
.menu-btn span::before{top:-7px}
.menu-btn span::after{top:7px}
body.menu-open .menu-btn span{background:transparent}
body.menu-open .menu-btn span::before{top:0;transform:rotate(45deg)}
body.menu-open .menu-btn span::after{top:0;transform:rotate(-45deg)}
.mobile-menu{
  position:fixed;inset:0;z-index:40;background:var(--ink);color:#EDEBE6;
  display:flex;flex-direction:column;justify-content:center;padding:96px var(--gutter) 40px;
  opacity:0;pointer-events:none;transition:opacity .25s;
}
body.menu-open .mobile-menu{opacity:1;pointer-events:auto}
.mobile-menu a{display:block;font-size:30px;font-weight:600;letter-spacing:-.02em;padding:14px 0;border-bottom:1px solid var(--line-dark)}
.mobile-menu a small{display:block;font-size:12px;font-weight:500;letter-spacing:.12em;color:var(--brass);margin-top:2px}
.mobile-menu .m-cta{margin-top:28px;border:0;font-size:16px;font-weight:500;padding:0}
.mobile-menu .m-cta span{display:inline-block;border:1px solid var(--brass);color:var(--brass);padding:12px 20px;border-radius:var(--radius)}

/* ---------- hero (home) ---------- */
.hero{
  position:relative;overflow:hidden;
  padding:calc(72px + clamp(56px,9vw,120px)) 0 clamp(56px,8vw,104px);
  background:
    radial-gradient(1200px 600px at 80% 20%,rgba(200,155,60,.10),transparent 60%),
    var(--ink);
}
.hero::before{ /* 미세 도트 그리드 */
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);
  background-size:26px 26px;opacity:.55;pointer-events:none;
}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(32px,5vw,72px);align-items:center}
.hero h1{font-size:clamp(38px,5.6vw,70px);margin:22px 0 22px;color:#F5F2EC}
.hero h1 em{font-style:normal;color:var(--brass-2)}
.hero .lead{max-width:52ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.hero-meta{display:flex;flex-wrap:wrap;gap:28px;margin-top:44px;padding-top:26px;border-top:1px solid var(--line-dark)}
.hero-meta div{font-size:13px;color:var(--muted-2)}
.hero-meta b{display:block;font-size:20px;font-weight:600;color:#F5F2EC;letter-spacing:-.02em;margin-bottom:2px}

/* 네트워크 그래픽 */
.net{width:100%;height:auto;display:block}
.net .lbl{font-family:var(--font);font-size:13px;font-weight:600;fill:#F5F2EC;letter-spacing:-.01em}
.net .lbl-en{font-family:var(--font);font-size:9.5px;font-weight:500;fill:var(--muted-2);letter-spacing:.14em}
.net .path{fill:none;stroke:rgba(255,255,255,.22);stroke-width:1.1}
.net .path-main{stroke:rgba(229,188,94,.55);stroke-width:1.4}
.net .node{fill:var(--ink);stroke:rgba(255,255,255,.55);stroke-width:1.2}
.net .node-hub{fill:var(--ink);stroke:var(--brass-2);stroke-width:1.6}
.net .ring{fill:none;stroke:var(--brass-2);stroke-width:1;opacity:.5;transform-origin:center;transform-box:fill-box;animation:ring 3.2s var(--ease) infinite}
.net .ring2{animation-delay:1.6s}
.net .dot{fill:var(--brass-2)}
.net .dot-w{fill:#F5F2EC;opacity:.9}
.net .draw{stroke-dasharray:1000;stroke-dashoffset:1000;animation:draw 2.4s var(--ease) forwards}
.net .draw.d2{animation-delay:.35s}
.net .draw.d3{animation-delay:.5s}
.net .draw.d4{animation-delay:.65s}
.net .draw.d5{animation-delay:.8s}
.net .draw.d6{animation-delay:.95s}
.net .fade{opacity:0;animation:fadein .8s var(--ease) forwards}
.net .fade.f2{animation-delay:1.2s}
.net .fade.f3{animation-delay:1.4s}
.net .fade.f4{animation-delay:1.6s}
.net .fade.f5{animation-delay:1.8s}
.net .fade.f6{animation-delay:2s}
@keyframes draw{to{stroke-dashoffset:0}}
@keyframes fadein{to{opacity:1}}
@keyframes ring{0%{transform:scale(.6);opacity:.6}100%{transform:scale(1.9);opacity:0}}

/* ---------- section basics ---------- */
.section{padding:clamp(72px,9vw,120px) 0}
.section-head{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:end;margin-bottom:clamp(36px,5vw,64px)}
.section-head h2{margin-top:16px}
.section-head .lead{justify-self:end;max-width:44ch}

/* ---------- business list (home) ---------- */
.biz-list{border-top:1px solid var(--line)}
.biz-row{
  display:grid;grid-template-columns:64px 1.15fr 1fr 220px 40px;gap:28px;align-items:center;
  padding:34px 0;border-bottom:1px solid var(--line);
  transition:background .2s;
}
.biz-row:hover{background:rgba(15,17,20,.025)}
.biz-row .num{font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--brass)}
.biz-row h3{margin-bottom:6px}
.biz-row .sub{font-size:14px;font-weight:500;color:var(--muted)}
.biz-row p{font-size:15px;color:#3C4046;max-width:42ch}
.biz-row figure{aspect-ratio:4/3;overflow:hidden;border-radius:var(--radius);background:var(--paper-2)}
.biz-row figure img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.biz-row:hover figure img{transform:scale(1.04)}
.biz-row .arrow{width:40px;height:40px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;transition:background .2s,color .2s,border-color .2s}
.biz-row .arrow svg{width:16px;height:16px}
.biz-row:hover .arrow{background:var(--ink);color:var(--paper);border-color:var(--ink)}

/* ---------- numbers strip ---------- */
.stats{padding:clamp(48px,6vw,80px) 0}
.stats .wrap{display:grid;grid-template-columns:repeat(5,1fr);gap:24px}
.stat{padding:22px 0 0;border-top:1px solid var(--line-dark)}
.stat b{display:block;font-size:clamp(30px,3.4vw,44px);font-weight:600;letter-spacing:-.03em;color:#F5F2EC;line-height:1.1}
.stat b i{font-style:normal;font-size:.55em;color:var(--brass-2);margin-left:2px}
.stat span{display:block;margin-top:8px;font-size:13.5px;color:var(--muted-2)}

/* ---------- about band (home) ---------- */
.about .wrap{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,88px);align-items:center}
.about figure{aspect-ratio:4/5;overflow:hidden;border-radius:var(--radius);background:var(--paper-2)}
.about figure img{width:100%;height:100%;object-fit:cover}
.about h2{margin:16px 0 22px}
.about p{color:#3C4046;margin-bottom:16px}
.about dl{display:grid;grid-template-columns:auto 1fr;gap:10px 22px;margin-top:30px;padding-top:26px;border-top:1px solid var(--line);font-size:14.5px}
.about dt{color:var(--muted);font-weight:500}
.about dd{color:var(--text)}

/* ---------- page hero (sub pages) ---------- */
.page-hero{padding:calc(72px + clamp(48px,7vw,96px)) 0 clamp(40px,6vw,72px)}
.page-hero h1{font-size:clamp(34px,4.8vw,60px);margin:18px 0 20px;color:#F5F2EC}
.page-hero .lead{max-width:56ch}
.page-hero .crumb{font-size:13px;color:var(--muted-2)}
.page-hero .crumb a:hover{color:#fff}

/* ---------- contact ---------- */
.contact{background:var(--paper-2)}
.contact .wrap{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(32px,6vw,88px);align-items:start}
.contact h2{margin:16px 0 18px}
.contact .ways{margin-top:34px;display:grid;gap:14px}
.contact .ways li{display:flex;gap:14px;font-size:15px;color:#3C4046}
.contact .ways li b{flex:0 0 96px;font-weight:600;color:var(--text)}
.form{background:var(--white);padding:clamp(24px,3vw,40px);border:1px solid var(--line);border-radius:var(--radius)}
.form .f-title{font-size:20px;font-weight:600;letter-spacing:-.02em}
.form .f-sub{font-size:13px;color:var(--muted);margin:4px 0 26px}
.field{margin-bottom:18px}
.field label{display:block;font-size:13.5px;font-weight:500;margin-bottom:8px;color:var(--text)}
.field label i{font-style:normal;color:var(--brass)}
.field input,.field textarea{
  width:100%;font:inherit;font-size:15px;padding:13px 14px;border:1px solid var(--line);border-radius:var(--radius);
  background:#FBFAF7;color:var(--text);transition:border-color .2s,background .2s;
}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--ink);background:#fff}
.field textarea{min-height:140px;resize:vertical}
.hp{position:absolute;left:-9999px;opacity:0}
.form .submit{width:100%;justify-content:center;margin-top:6px}
.form-msg{margin-top:14px;font-size:14px;min-height:1.4em}
.form-msg.ok{color:#1E7B4B}
.form-msg.err{color:#B23A2F}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:var(--muted-2);padding:56px 0 28px;font-size:13.5px}
.site-footer .top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;padding-bottom:36px;border-bottom:1px solid var(--line-dark)}
.site-footer .logo{color:#F5F2EC;margin-bottom:16px}
.site-footer p{line-height:1.8}
.site-footer h4{font-size:12.5px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--brass);margin-bottom:14px}
.site-footer li{margin-bottom:8px}
.site-footer li a:hover{color:#F5F2EC}
.site-footer .bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:22px;font-size:12.5px}

/* ---------- reveal ---------- */
.rv{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.rv.on{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .biz-row{grid-template-columns:48px 1fr 1fr 160px 40px;gap:20px}
}
@media (max-width:860px){
  .nav,.nav-cta{display:none}
  .menu-btn{display:flex}
  .hero .wrap{grid-template-columns:1fr}
  .hero h1{font-size:clamp(34px,9vw,52px)}
  .net{max-width:520px;margin:12px auto 0}
  .section-head{grid-template-columns:1fr}
  .section-head .lead{justify-self:start}
  .biz-row{grid-template-columns:1fr 96px;grid-template-areas:"num num" "title img" "desc img" "arrow arrow";gap:12px 20px;padding:26px 0}
  .biz-row .num{grid-area:num}
  .biz-row .title{grid-area:title}
  .biz-row p{grid-area:desc}
  .biz-row figure{grid-area:img;aspect-ratio:1/1}
  .biz-row .arrow{grid-area:arrow;justify-self:start;display:none}
  .stats .wrap{grid-template-columns:repeat(2,1fr)}
  .about .wrap,.contact .wrap{grid-template-columns:1fr}
  .about figure{aspect-ratio:4/3}
  .site-footer .top{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  .rv{opacity:1;transform:none;transition:none}
  .net .draw,.net .fade,.net .ring{animation:none;stroke-dashoffset:0;opacity:1}
  html{scroll-behavior:auto}
}

/* ==========================================================
   하위 페이지 공용 컴포넌트
   ========================================================== */
.intro{padding:clamp(56px,7vw,96px) 0}
.intro .wrap{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,88px);align-items:start}
.intro h2{margin-top:16px}
.intro p{color:#3C4046;margin-bottom:14px}
.intro .side{padding-top:8px}

.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feature-grid.cols-2{grid-template-columns:repeat(2,1fr)}
.feature-grid.cols-4{grid-template-columns:repeat(4,1fr)}
.feature{padding:28px 26px;border:1px solid var(--line);border-radius:var(--radius);background:var(--white)}
.feature .k{font-size:12.5px;font-weight:600;letter-spacing:.1em;color:var(--brass);margin-bottom:14px}
.feature h3{font-size:19px;margin-bottom:10px}
.feature p{font-size:14.5px;color:#3C4046}
.dark .feature{background:var(--ink-2);border-color:var(--line-dark)}
.dark .feature p{color:var(--muted-2)}
.dark .feature h3{color:#F5F2EC}

.steps{display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.steps.cols-4{grid-template-columns:repeat(4,1fr)}
.step{padding:28px 22px 28px 0;margin-right:22px;border-right:1px solid var(--line)}
.step:last-child{border-right:0;margin-right:0}
.step .n{font-size:13px;font-weight:600;color:var(--brass);letter-spacing:.08em}
.step h3{font-size:18px;margin:14px 0 8px}
.step p{font-size:14px;color:#3C4046}

.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,4vw,56px)}
.split > div{padding:30px;border:1px solid var(--line);background:var(--white)}
.split h3{font-size:17px;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.split li{position:relative;padding-left:18px;margin-bottom:10px;font-size:15px;color:#3C4046}
.split li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;background:var(--brass);border-radius:50%}

.brand-block{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,88px);align-items:center;padding:clamp(48px,6vw,88px) 0;border-top:1px solid var(--line)}
.brand-block:first-child{border-top:0;padding-top:clamp(24px,3vw,40px)}
.brand-block figure{aspect-ratio:4/5;overflow:hidden;background:var(--paper-2)}
.brand-block figure img{width:100%;height:100%;object-fit:cover}
.brand-block.flip figure{order:2}
.brand-block .since{font-size:12.5px;letter-spacing:.14em;color:var(--brass);font-weight:600}
.brand-block h2{margin:10px 0 6px}
.brand-block .tag{font-size:15px;color:var(--muted);margin-bottom:20px}
.brand-block p{color:#3C4046;margin-bottom:14px}
.channels{margin-top:26px;border-top:1px solid var(--line)}
.channels li{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:14px 0;border-bottom:1px solid var(--line);font-size:14.5px}
.channels li span{color:var(--muted);font-size:13px;word-break:break-all;text-align:right}
.channels li a{font-weight:500;white-space:nowrap}
.channels li a::after{content:" ↗";color:var(--brass)}
.operator{margin-top:18px;font-size:13px;color:var(--muted);line-height:1.6}

.type-tile,.brand-block figure.type-tile{aspect-ratio:4/5;display:flex;flex-direction:column;justify-content:space-between;padding:32px;background:var(--ink);color:#F5F2EC}
.type-tile b{font-size:clamp(34px,4vw,56px);font-weight:700;letter-spacing:-.03em;line-height:1.1}
.type-tile span{font-size:13px;letter-spacing:.14em;color:var(--brass-2)}
.type-tile small{font-size:14px;color:var(--muted-2);letter-spacing:0;display:block;margin-top:10px;font-weight:400}

.cta-band{padding:clamp(56px,7vw,88px) 0}
.cta-band .wrap{display:flex;justify-content:space-between;align-items:center;gap:32px;flex-wrap:wrap}
.cta-band h2{color:#F5F2EC}
.cta-band p{color:var(--muted-2);margin-top:8px}

.gallery{display:grid;grid-template-columns:1.6fr 1fr;gap:14px}
.gallery figure{overflow:hidden;background:var(--paper-2)}
.gallery img{width:100%;height:100%;object-fit:cover}
.gallery figcaption{font-size:12.5px;color:var(--muted);padding:10px 0 0}

.note{font-size:13.5px;color:var(--muted);margin-top:18px;line-height:1.7}
.pill-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.pill-list li{font-size:14px;padding:9px 14px;border:1px solid var(--line);background:var(--white)}
.section.tight{padding-top:0}
.section.paper-2{background:var(--paper-2)}

@media (max-width:860px){
  .intro .wrap,.split,.brand-block{grid-template-columns:1fr}
  .brand-block.flip figure{order:0}
  .brand-block figure{aspect-ratio:4/3}
  .type-tile{aspect-ratio:16/10}
  .feature-grid,.feature-grid.cols-2,.feature-grid.cols-4{grid-template-columns:1fr}
  .steps,.steps.cols-4{grid-template-columns:1fr;border:0}
  .step{border-right:0;margin-right:0;border-top:1px solid var(--line);padding:22px 0}
  .gallery{grid-template-columns:1fr}
  .channels li{flex-direction:column;align-items:flex-start;gap:4px}
  .channels li span{text-align:left}
}