/* ==================================================
   common.css - 리셋 / 변수 / 헤더 / 푸터 / 공통 요소
   ================================================== */
:root{
  --navy:#0B2A5B;      /* Deep Navy */
  --navy-2:#0F3A7D;
  --blue:#1E5BC6;      /* Primary Blue */
  --cyan:#22B8E6;      /* Point */
  --sky:#EAF2FF;
  --ink:#1E2A3A;       /* 본문 텍스트 */
  --ink-2:#5B6B7F;     /* 보조 텍스트 */
  --line:#DDE3EC;
  --bg:#F5F7FB;        /* Light Gray 배경 */
  --white:#fff;
  --radius:12px;
  --w:1200px;
  /* 이미지 교체 : 실제 사진(jpg)을 images/ 에 넣고 아래 경로만 바꾸면 전 페이지에 반영됩니다 */
  --img-company:url(../images/hero-company.svg);
  --img-business:url(../images/hero-business.svg);
  --img-contact:url(../images/hero-contact.svg);
  --img-kids:url(../images/banner-kids.svg);
  --img-biz1:url(../images/biz-web.svg);
  --img-biz2:url(../images/biz-platform.svg);
  --img-biz3:url(../images/biz-ai.svg);
  --img-biz4:url(../images/biz-custom.svg);
}
*{margin:0;padding:0;box-sizing:border-box}
html{font-size:16px;-webkit-text-size-adjust:100%;overflow-x:hidden;max-width:100%}
body{font-family:"Pretendard",-apple-system,BlinkMacSystemFont,"Malgun Gothic","맑은 고딕",sans-serif;color:var(--ink);background:var(--white);line-height:1.6;word-break:keep-all;overflow-x:hidden;max-width:100%}
img{max-width:100%;vertical-align:middle;border:0}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button{font:inherit;cursor:pointer;background:none;border:0;color:inherit}
input,select,textarea{font:inherit;color:inherit}
table{border-collapse:collapse;width:100%}
h1,h2,h3,h4{line-height:1.3;font-weight:700}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}

.inner{max-width:var(--w);margin:0 auto;padding:0 24px}
.blind{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* ---------- 헤더 ---------- */
#header{position:sticky;top:0;z-index:100;background:var(--white);border-bottom:1px solid var(--line)}
#header .inner{display:flex;align-items:center;height:76px}
.logo{flex:none}
.logo a,.f-logo{display:inline-flex;align-items:center;gap:10px}
.logo-ico{width:auto;height:38px;flex:none}
.logo-txt{display:flex;flex-direction:column;line-height:1}
.logo-txt b{font-size:22px;font-weight:800;letter-spacing:-.01em;color:var(--navy)}
.logo-txt small{display:block;font-size:7.5px;font-weight:600;color:var(--ink-2);letter-spacing:.1em;margin-top:4px}
.f-logo .logo-txt b{color:#fff}
.f-logo .logo-txt small{color:rgba(255,255,255,.65)}

#gnb{display:flex;align-items:center;flex:1;justify-content:flex-end}
#gnb ul{display:flex;gap:44px}
#gnb ul a{display:block;padding:8px 0;font-weight:700;font-size:13px;letter-spacing:.02em;color:var(--ink);border-bottom:2px solid transparent;transition:color .15s}
#gnb ul li.on a,#gnb ul a:hover{color:var(--blue);border-bottom-color:var(--blue)}
.ham{display:none;width:44px;height:44px;flex-direction:column;justify-content:center;gap:5px;align-items:center}
.ham span{display:block;width:24px;height:2px;background:var(--navy);transition:.2s}
#dim{display:none;position:fixed;inset:0;background:rgba(11,42,91,.5);z-index:90}
body.nav-open #dim{display:block}

/* ---------- 버튼 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 26px;border-radius:8px;font-weight:700;font-size:16px;border:1px solid transparent;transition:.15s}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--navy)}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--blue)}
.btn-cyan{background:var(--cyan);color:#fff}
.btn-cyan:hover{background:#149ecb}
.btn-line{border-color:var(--navy);color:var(--navy);background:#fff}
.btn-line:hover{background:var(--navy);color:#fff}
.btn-white{background:#fff;color:var(--navy)}
.btn-white:hover{background:var(--sky)}
.btn-sm{min-height:36px;padding:0 14px;font-size:14px;border-radius:6px}
.btn-group{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 섹션 공통 ---------- */
.sec{padding:96px 0}
.sec.gray{background:var(--bg)}
.sec-head{margin-bottom:48px}
.sec-head h2{font-size:38px;color:var(--navy);letter-spacing:-.02em}
.sec-head p{margin-top:14px;font-size:18px;color:var(--ink-2)}
.sec-head.center{text-align:center}

/* ---------- 카드 ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.cards.c4{grid-template-columns:repeat(4,1fr)}
.cards.c2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px 32px}
.card .ico{width:56px;height:56px;border-radius:14px;background:var(--sky);display:flex;align-items:center;justify-content:center;margin-bottom:22px}
.card .ico svg{width:28px;height:28px;stroke:var(--blue);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-size:22px;color:var(--navy);margin-bottom:12px}
.card p{color:var(--ink-2);font-size:15.5px}
.card ul li{position:relative;padding-left:14px;color:var(--ink);font-size:15.5px;margin-top:6px}
.card ul li::before{content:"";position:absolute;left:0;top:11px;width:5px;height:5px;border-radius:50%;background:var(--cyan)}

/* ---------- 태그 ---------- */
.tags{display:flex;flex-wrap:wrap;gap:10px}
.tags span{display:inline-block;padding:9px 16px;border-radius:999px;background:var(--sky);color:var(--navy);font-weight:600;font-size:15px}
.tags.dark span{background:rgba(255,255,255,.12);color:#fff}

/* ---------- 폼 ---------- */
.form-tbl th,.form-tbl td{padding:14px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}
.form-tbl th{width:170px;background:var(--bg);font-weight:600;color:var(--navy)}
.form-tbl th .req{color:#E5484D;margin-left:3px}
.inp,.sel,.txa{width:100%;height:48px;padding:0 14px;border:1px solid var(--line);border-radius:8px;background:#fff}
.inp:focus,.sel:focus,.txa:focus{border-color:var(--blue);outline:0;box-shadow:0 0 0 3px rgba(22,85,192,.12)}
.txa{height:auto;min-height:180px;padding:12px 14px;resize:vertical;line-height:1.6}
.inp.w-half{max-width:360px}
.agree-box{background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:16px;font-size:14px;color:var(--ink-2);max-height:140px;overflow:auto}
.agree-chk{margin-top:12px;display:flex;align-items:center;gap:8px;font-weight:600}
.agree-chk input{width:18px;height:18px}
.form-btns{margin-top:32px;display:flex;justify-content:center;gap:12px}

/* ---------- 목록 테이블 ---------- */
.list-tbl th,.list-tbl td{padding:16px 12px;border-bottom:1px solid var(--line);text-align:center;font-size:15.5px}
.list-tbl th{border-top:2px solid var(--navy);background:var(--bg);color:var(--navy);font-weight:600}
.list-tbl td.tit{text-align:left;width:100%}
.list-tbl th:not(:nth-child(2)),.list-tbl td:not(.tit){white-space:nowrap}
.list-tbl td.tit a{white-space:normal}
.list-tbl td.tit a:hover{color:var(--blue);text-decoration:underline}
.list-tbl .top-badge{display:inline-block;padding:3px 9px;border-radius:4px;background:var(--navy);color:#fff;font-size:12px;font-weight:700;margin-right:8px;vertical-align:middle}
.list-tbl .empty{padding:60px 0;color:var(--ink-2)}
.st{display:inline-block;padding:4px 10px;border-radius:4px;font-size:13px;font-weight:600}
.st1{background:#EEF1F6;color:var(--ink-2)}
.st2{background:#FFF4E0;color:#B26A00}
.st3{background:#E4F6EC;color:#1B7F4B}

/* ---------- 페이징 ---------- */
.paging{display:flex;justify-content:center;gap:6px;margin-top:32px}
.paging a,.paging strong{display:inline-flex;align-items:center;justify-content:center;min-width:40px;height:40px;padding:0 8px;border:1px solid var(--line);border-radius:8px;font-size:15px}
.paging strong{background:var(--navy);color:#fff;border-color:var(--navy)}
.paging a:hover{border-color:var(--blue);color:var(--blue)}

/* ---------- 검색 ---------- */
.list-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;gap:12px;flex-wrap:wrap}
.list-top .total{color:var(--ink-2);font-size:15px}
.list-top .total b{color:var(--blue)}
.search-form{display:flex;gap:6px}
.search-form .inp{width:240px}

/* ---------- 상세 보기 ---------- */
.view-head{border-top:2px solid var(--navy);border-bottom:1px solid var(--line);padding:24px 8px}
.view-head h3{font-size:24px;color:var(--navy)}
.view-head .meta{margin-top:10px;color:var(--ink-2);font-size:14.5px;display:flex;gap:18px;flex-wrap:wrap}
.view-body{padding:36px 8px;min-height:240px;line-height:1.8;border-bottom:1px solid var(--line);font-size:16px}
.attach-line{padding:0 8px 24px;font-size:15px;color:var(--ink)}
.attach-line a{color:var(--blue);font-weight:600}
.attach-line a:hover{text-decoration:underline}
.attach-line .fsize{color:var(--ink-2);font-size:13px}
.attach-image{padding:0 8px 20px}
.attach-image img{max-width:100%;max-height:480px;border:1px solid var(--line);border-radius:var(--radius);display:block}
.view-answer{margin-top:24px;background:var(--sky);border-radius:var(--radius);padding:28px}
.view-answer h4{color:var(--navy);margin-bottom:10px;font-size:17px}
.view-btns{margin-top:28px;display:flex;justify-content:space-between;gap:12px}

/* ---------- 푸터 ---------- */
#footer{background:var(--navy);color:rgba(255,255,255,.75);padding:44px 0;font-size:13px}
#footer .inner{display:flex;gap:64px;align-items:center;justify-content:space-between}
#footer .f-info{text-align:left;line-height:1.7}
#footer .f-info strong{display:block;color:#fff;font-size:14px;margin-bottom:6px}
#footer .f-info a{color:inherit}
#footer .f-links{margin-top:8px;display:flex;align-items:center;gap:10px}
#footer .f-links a{font-weight:600;color:#fff}
#footer .f-links a:hover{text-decoration:underline}
#footer .f-links .admin-link{font-weight:400;color:rgba(255,255,255,.55)}
#footer .f-links .sep{color:rgba(255,255,255,.3)}
#footer .copy{margin-top:6px;color:rgba(255,255,255,.5);font-size:12px}

.i{display:inline-block;width:1em;height:1em;stroke:currentColor;fill:none;vertical-align:-.15em}