:root{
  --red:#C41E2F; --red-dark:#9E1624; --blue:#1F4E9C; --blue-dark:#153A77;
  --black:#111114; --ink:#26262b; --gray:#6b7280; --line:#e5e7eb;
  --bg:#fff; --bg-soft:#f6f7f9; --bg-dark:#0f1013;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Pretendard',-apple-system,'Malgun Gothic',sans-serif;color:var(--ink);background:var(--bg);line-height:1.6}
a{text-decoration:none;color:inherit}
img{max-width:100%}
.wrap{max-width:1400px;margin:0 auto;padding:0 32px}

/* util */
.util{background:var(--black);color:#9aa1ad;font-size:12.5px}
.util .wrap{display:flex;justify-content:space-between;align-items:center;height:34px}
.util b{color:#fff;font-weight:600}
.util a:hover{color:#fff}

/* header */
header{position:sticky;top:0;background:rgba(255,255,255,.97);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);z-index:100}
.nav{display:flex;align-items:center;justify-content:space-between;height:80px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:52px}
.brand .t1{font-size:19px;font-weight:800;color:var(--black);letter-spacing:-.3px;line-height:1.2}
.brand .t2{font-size:10.5px;color:var(--gray);letter-spacing:2.5px;font-weight:500}
nav.menu{display:flex;gap:2px;align-items:center}
nav.menu>div{position:relative}
nav.menu a.top{display:block;padding:26px 20px;font-size:16px;font-weight:700;color:var(--ink);transition:.15s;border-bottom:3px solid transparent}
nav.menu>div:hover a.top{color:var(--red);border-bottom-color:var(--red)}
nav.menu a.top.active{color:var(--red);border-bottom-color:var(--red)}
.drop{display:none;position:absolute;top:100%;left:50%;transform:translateX(-50%);background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 18px 40px rgba(17,17,20,.12);padding:8px;min-width:190px}
nav.menu>div:hover .drop{display:block}
.drop a{display:block;padding:10px 14px;font-size:14.5px;font-weight:600;color:var(--ink);border-radius:8px;white-space:nowrap}
.drop a:hover{background:#faf1f2;color:var(--red)}
.cta{background:var(--red);color:#fff !important;border-radius:10px;padding:12px 22px !important;border-bottom:none !important;margin-left:12px;font-weight:800 !important}
.cta:hover{background:var(--red-dark) !important}
.hamb{display:none;font-size:26px;background:none;border:none;cursor:pointer}

/* page hero (서브페이지) */
.phero{background:linear-gradient(120deg,#0f1013 0%,#1a1c22 55%,#1F4E9C 150%);color:#fff;position:relative;overflow:hidden}
.phero::after{content:"";position:absolute;right:-100px;top:50%;transform:translateY(-50%);width:420px;height:420px;background:url('kfdf_logo.png') no-repeat center/contain;opacity:.12}
.phero .wrap{padding:64px 32px;position:relative;z-index:1}
.phero .crumb{font-size:13px;color:#9aa1ad;font-weight:600;margin-bottom:10px}
.phero .crumb b{color:#fff}
.phero h1{font-size:clamp(26px,3.6vw,40px);font-weight:900;letter-spacing:-.7px}
.phero p{margin-top:8px;color:#c3c9d4;font-size:15.5px}

/* main hero */
.hero{background:linear-gradient(120deg,#0f1013 0%,#1a1c22 55%,#1F4E9C 140%);color:#fff;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-120px;top:50%;transform:translateY(-50%);width:640px;height:640px;background:url('kfdf_logo.png') no-repeat center/contain;opacity:.14;pointer-events:none}
.hero .wrap{padding:100px 32px;position:relative;z-index:1}
.hero .tag{display:inline-block;background:var(--red);color:#fff;font-size:13px;font-weight:700;padding:6px 14px;border-radius:999px;letter-spacing:.5px;margin-bottom:22px}
.hero h1{font-size:clamp(32px,4.6vw,56px);font-weight:900;letter-spacing:-1px;line-height:1.22}
.hero h1 .pt{color:#7EB8E8}
.hero p{margin-top:18px;font-size:17.5px;color:#c3c9d4;max-width:680px}
.hero .btns{margin-top:36px;display:flex;gap:12px;flex-wrap:wrap}
.hero .btns a{padding:15px 28px;border-radius:10px;font-weight:800;font-size:16px;transition:.15s}
.b-red{background:var(--red);color:#fff}.b-red:hover{background:var(--red-dark)}
.b-line{border:1.5px solid rgba(255,255,255,.4);color:#fff}.b-line:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.hero .stats{display:flex;gap:56px;margin-top:56px;flex-wrap:wrap}
.hero .stat b{display:block;font-size:32px;font-weight:900;color:#fff}
.hero .stat span{font-size:13.5px;color:#9aa1ad}

/* sections */
section{padding:88px 0}
.sec-label{display:flex;align-items:center;gap:10px;font-size:14px;font-weight:800;color:var(--red);letter-spacing:1px;margin-bottom:10px}
.sec-label::before{content:"";width:26px;height:3px;background:var(--red)}
h2.sec-title{font-size:clamp(24px,3.2vw,38px);font-weight:900;color:var(--black);letter-spacing:-.6px;margin-bottom:8px}
.sec-desc{color:var(--gray);font-size:16px;margin-bottom:44px}
h3.sub{font-size:21px;font-weight:900;color:var(--black);margin:40px 0 14px;display:flex;align-items:center;gap:9px}
h3.sub::before{content:"●";color:var(--red);font-size:10px}

/* cards & news */
.news-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:20px}
.news{background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px 24px;transition:.2s;display:flex;flex-direction:column;gap:10px}
.news:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(17,17,20,.09)}
.chip{align-self:flex-start;font-size:12px;font-weight:800;padding:4px 11px;border-radius:999px}
.c-red{background:#fbedee;color:var(--red)} .c-blue{background:#eef3fa;color:var(--blue)} .c-dark{background:#ededf0;color:#3a3a40}
.news h3{font-size:17.5px;font-weight:800;color:var(--black);line-height:1.45}
.news p{font-size:14px;color:var(--gray);flex:1}
.news .date{font-size:12.5px;color:#a8aeb8;font-weight:600}
.biz{background:var(--bg-soft)}
.biz-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}
.card{background:#fff;border-radius:16px;padding:36px 30px;border:1px solid var(--line);position:relative;overflow:hidden;transition:.2s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-4px);box-shadow:0 16px 34px rgba(17,17,20,.1)}
.card .num{font-size:13px;font-weight:900;color:#c9ced6;letter-spacing:1px}
.card h3{font-size:21px;font-weight:900;color:var(--black);margin:10px 0 8px}
.card p{font-size:14.5px;color:var(--gray);flex:1}
.card .go{margin-top:20px;font-size:14px;font-weight:800;color:var(--red)}
.card::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:4px;background:linear-gradient(90deg,var(--red),var(--blue));opacity:0;transition:.2s}
.card:hover::after{opacity:1}

/* 배너 */
.ml{background:linear-gradient(115deg,var(--blue-dark),var(--blue) 60%,#3b6cc0)}
.ml .wrap{display:flex;align-items:center;justify-content:space-between;gap:30px;padding-top:60px;padding-bottom:60px;flex-wrap:wrap}
.ml h2{color:#fff;font-size:clamp(22px,3vw,32px);font-weight:900}
.ml h2 .y{color:#FFD966}
.ml p{color:#c9d6ec;margin-top:10px;font-size:15.5px;max-width:720px}
.ml a{background:#fff;color:var(--blue);font-weight:800;padding:14px 26px;border-radius:10px;white-space:nowrap}
.ml a:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(0,0,0,.25)}

/* region */
.region-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:14px}
.rg{background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px 16px;text-align:center;font-weight:800;font-size:15.5px;transition:.15s}
.rg span{display:block;font-size:12px;color:var(--gray);font-weight:600;margin-top:4px}
.rg:hover{border-color:var(--red);color:var(--red)}

/* about dark */
.about{background:var(--bg-dark);color:#fff}
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center}
.about h2{color:#fff}
.about .sec-desc{color:#9aa1ad;margin-bottom:24px}
.about ul{list-style:none;display:flex;flex-direction:column;gap:14px}
.about li{display:flex;gap:12px;font-size:15.5px;color:#d5d9e0}
.about li::before{content:"●";color:var(--red);font-size:9px;line-height:2.4}
.about .logo-box{display:flex;justify-content:center}
.about .logo-box img{width:min(320px,70%);filter:drop-shadow(0 20px 40px rgba(0,0,0,.5))}

/* ── 조직도 ── */
.org{display:flex;flex-direction:column;align-items:center}
.org .tier{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.org .node{background:#fff;border:1.5px solid var(--line);border-radius:12px;padding:14px 26px;text-align:center;font-weight:800;font-size:15.5px;min-width:150px;box-shadow:0 4px 12px rgba(17,17,20,.05)}
.org .node span{display:block;font-size:12px;color:var(--gray);font-weight:600}
.org .n-top{background:var(--black);color:#fff;border-color:var(--black)}
.org .n-top span{color:#9aa1ad}
.org .n-red{border-color:var(--red);color:var(--red)}
.org .n-blue{border-color:var(--blue);color:var(--blue)}
.org .vline{width:2px;height:26px;background:#d5d9de}
.org .hwrap{position:relative;padding-top:26px}
.org .hwrap::before{content:"";position:absolute;top:0;left:12%;right:12%;height:2px;background:#d5d9de}
.org .hwrap .tier>*{position:relative}
.org .hwrap .tier>*::before{content:"";position:absolute;top:-26px;left:50%;width:2px;height:26px;background:#d5d9de}

/* ── 게시판 ── */
.board-tools{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:22px}
.board-tools .cats{display:flex;gap:8px;flex-wrap:wrap}
.bcat{padding:8px 16px;border-radius:999px;border:1.5px solid var(--line);font-size:14px;font-weight:700;cursor:pointer;background:#fff;transition:.15s}
.bcat.on,.bcat:hover{border-color:var(--red);color:var(--red);background:#fbedee}
.bsearch{margin-left:auto;display:flex;gap:8px}
.bsearch input{padding:10px 16px;border:1.5px solid var(--line);border-radius:10px;font-size:14.5px;width:260px;font-family:inherit}
.bsearch input:focus{outline:none;border-color:var(--blue)}
.board{border-top:2.5px solid var(--black)}
.brow{border-bottom:1px solid var(--line);cursor:pointer}
.brow .head{display:grid;grid-template-columns:90px 1fr 110px 90px;gap:14px;align-items:center;padding:18px 10px;transition:.12s}
.brow .head:hover{background:var(--bg-soft)}
.brow .no{font-size:13px;color:#a8aeb8;font-weight:700;text-align:center}
.brow .no.pin{color:var(--red)}
.brow .tt{font-size:16px;font-weight:700;color:var(--black)}
.brow .tt .new{color:var(--red);font-size:11px;font-weight:900;margin-left:6px;vertical-align:top}
.brow .cat{font-size:13px;font-weight:700;color:var(--blue);text-align:center}
.brow .dt{font-size:13px;color:#a8aeb8;text-align:center}
.brow .body{display:none;padding:6px 22px 26px;background:var(--bg-soft);font-size:15px;color:#3c3f45;line-height:1.85;white-space:pre-line;border-top:1px dashed var(--line)}
.brow.open .body{display:block}
.bempty{padding:56px 0;text-align:center;color:var(--gray)}

/* 자료실 */
.file-list{border-top:2.5px solid var(--black)}
.frow{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:18px 12px;border-bottom:1px solid var(--line)}
.frow:hover{background:var(--bg-soft)}
.frow .fi{font-size:16px;font-weight:700}
.frow .fi span{display:block;font-size:13px;color:var(--gray);font-weight:500}
.frow a.dl{background:var(--black);color:#fff;font-size:13.5px;font-weight:700;padding:9px 18px;border-radius:8px;white-space:nowrap}
.frow a.dl:hover{background:var(--red)}

/* 표 */
table.tbl{width:100%;border-collapse:collapse;border-top:2.5px solid var(--black);font-size:15px}
.tbl th{background:var(--bg-soft);font-weight:800;padding:13px 14px;border-bottom:1px solid var(--line);text-align:center}
.tbl td{padding:13px 14px;border-bottom:1px solid var(--line);text-align:center;color:#3c3f45}
.tbl td.l{text-align:left}
.note{background:#fbedee;border-radius:12px;padding:18px 22px;font-size:14.5px;color:#8c1622;margin-top:18px}
.note b{color:var(--red)}
.gbox{background:var(--bg-soft);border-radius:14px;padding:26px 28px;font-size:15px}

/* 오시는길 */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.cbox{background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px}
.cbox b{display:block;font-size:15px;color:var(--red);margin-bottom:6px}
.cbox p{font-size:16px;font-weight:700;color:var(--black)}
.cbox span{font-size:13.5px;color:var(--gray)}

/* footer */
footer{background:#0b0c0e;color:#8a919d;font-size:13.5px;margin-top:40px}
footer .top{display:flex;justify-content:space-between;gap:30px;padding:44px 0 34px;border-bottom:1px solid #1e2025;flex-wrap:wrap}
footer .f-brand{display:flex;align-items:center;gap:12px}
footer .f-brand img{height:44px;opacity:.9}
footer .f-brand b{color:#fff;font-size:16px;display:block}
footer .f-brand span{font-size:11px;letter-spacing:2px}
footer .links{display:flex;gap:22px;align-items:center;font-weight:600}
footer .links a:hover{color:#fff}
footer .bottom{padding:22px 0 30px;line-height:1.9}
footer .bottom b{color:#c3c9d4;font-weight:600}

@media (max-width:960px){
  nav.menu{display:none;position:absolute;top:80px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:12px;border-bottom:1px solid var(--line)}
  nav.menu.open{display:flex}
  nav.menu a.top{padding:14px 16px;border-bottom:none}
  .drop{display:block;position:static;transform:none;box-shadow:none;border:none;padding:0 0 6px 18px}
  .hamb{display:block}
  .about-grid{grid-template-columns:1fr}
  .brow .head{grid-template-columns:1fr 90px;grid-template-areas:"t d"}
  .brow .no,.brow .cat{display:none}
  .bsearch{margin-left:0;width:100%}
  .bsearch input{width:100%}
}