:root{
  --navy:#0a1f44; --navy2:#11306a; --blue:#1557c0; --blue2:#0f47a1; --sky:#eaf1fc;
  --ink:#1b1f27; --ink2:#5b6474; --line:#e3e7ee; --bg2:#f5f7fa; --orange:#ff6a13;
  --max:1240px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{margin:0;background:#fff;color:var(--ink);font:16px/1.6 "Pretendard","Pretendard Variable","Apple SD Gothic Neo","Malgun Gothic",sans-serif;word-break:keep-all;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{display:block}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}

/* 상단 바 */
.topbar{background:var(--navy);color:#b9c6dd;font-size:13px}
.topbar .wrap{display:flex;justify-content:space-between;height:36px;align-items:center}
.topbar nav{display:flex;gap:18px}
.topbar a:hover{color:#fff}

/* 메인 메뉴 */
header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}
.gnb{display:flex;align-items:center;height:80px;gap:40px}
.logo{display:flex;align-items:center;gap:12px;flex:none}
.logo img{width:40px;height:40px;border-radius:8px}
.logo b{font-size:20px;letter-spacing:-.5px;display:block;line-height:1.1}
.logo span{font-size:12px;color:var(--ink2);font-weight:500}
.menu{display:flex;gap:6px;flex:1;justify-content:center}
.menu a{padding:10px 18px;font-size:17px;font-weight:600;border-radius:8px}
.menu a:hover{color:var(--blue);background:var(--sky)}
.hbtn{flex:none;background:var(--blue);color:#fff;font-weight:700;padding:11px 20px;border-radius:6px;font-size:15px}
.hbtn:hover{background:var(--blue2)}
.burger{display:none;margin-left:auto;background:none;border:0;width:44px;height:44px;cursor:pointer}
.burger i,.burger i::before,.burger i::after{display:block;width:24px;height:2px;background:var(--ink);position:relative;margin:auto}
.burger i::before,.burger i::after{content:"";position:absolute}
.burger i::before{top:-7px}.burger i::after{top:7px}
.mmenu{display:none;border-top:1px solid var(--line);background:#fff}
.mmenu a{display:block;padding:14px 20px;border-bottom:1px solid var(--line);font-weight:600}

/* 메인 배너 */
.hero{position:relative;background:radial-gradient(900px 480px at 72% 55%,#ffffff 0%,#e9f0fa 45%,#d9e4f4 100%);color:var(--navy);overflow:hidden}
.slide{display:none;min-height:520px}
.slide.on{display:grid;grid-template-columns:1.05fr 1fr;align-items:center;gap:30px;animation:fade .7s}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.slide .tx small{display:inline-block;font-size:14px;font-weight:700;color:var(--blue);letter-spacing:.5px;margin-bottom:14px}
.slide h1,.slide h2{font-size:clamp(30px,4.4vw,50px);line-height:1.25;margin:0 0 18px;letter-spacing:-1.5px;font-weight:800}
.slide p{color:var(--ink2);font-size:18px;margin:0 0 32px;max-width:520px}
.slide .bt{display:flex;gap:10px;flex-wrap:wrap}
.slide .bt a{padding:14px 26px;border-radius:6px;font-weight:700}
.b1{background:var(--blue);color:#fff}
.b1:hover{background:var(--blue2)}
.b2{border:1px solid #9fb0cc;color:var(--navy);background:#fff}
.b2:hover{border-color:var(--navy)}
.slide .im{height:440px;display:grid;place-items:center}
.slide .im img{max-width:100%;max-height:400px;width:auto;height:auto;object-fit:contain;filter:drop-shadow(0 26px 30px rgba(10,31,68,.28))}
.dots{position:absolute;left:0;right:0;bottom:26px}
.dots .wrap{display:flex;gap:8px;align-items:center}
.dots button{width:10px;height:10px;border-radius:99px;border:0;background:#b3c2da;cursor:pointer;padding:0;transition:width .3s}
.dots button.on{width:30px;background:var(--navy)}
.dots .num{margin-left:12px;font-size:13px;color:var(--ink2)}

/* 분류 바로가기 */
.quick{position:relative;z-index:2;margin-top:-1px;background:#fff;border-bottom:1px solid var(--line)}
.quick .wrap{display:grid;grid-template-columns:repeat(5,1fr)}
.quick a{display:flex;flex-direction:column;align-items:center;gap:10px;padding:28px 10px;border-right:1px solid var(--line);font-weight:700;font-size:16px;text-align:center}
.quick a:first-child{border-left:1px solid var(--line)}
.quick a small{font-weight:500;color:var(--ink2);font-size:13px}
.quick a:hover{background:var(--sky);color:var(--blue)}
.quick svg{width:40px;height:40px;color:var(--blue)}

/* 공통 섹션 */
section{padding:90px 0}
.gray{background:var(--bg2)}
.stit{text-align:center;margin-bottom:44px}
.stit small{display:block;color:var(--blue);font-weight:800;font-size:14px;letter-spacing:2px;margin-bottom:8px}
.stit h2{font-size:clamp(26px,3.2vw,36px);margin:0 0 10px;letter-spacing:-1px;font-weight:800}
.stit p{margin:0;color:var(--ink2);font-size:17px}

/* 회사 강점 */
.why{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:2px solid var(--navy)}
.why div{padding:34px 26px;border-bottom:1px solid var(--line);border-right:1px solid var(--line)}
.why div:last-child{border-right:0}
.why b{display:block;font-size:44px;font-weight:800;color:var(--blue);line-height:1;margin-bottom:16px;letter-spacing:-1px}
.why h3{margin:0 0 8px;font-size:19px}
.why p{margin:0;color:var(--ink2);font-size:15px}

/* 제품 */
.tabs{display:flex;flex-wrap:wrap;justify-content:center;gap:0;margin-bottom:36px;border-bottom:1px solid var(--line)}
.tab{border:0;background:none;padding:14px 22px;font:inherit;font-size:16px;font-weight:600;color:var(--ink2);cursor:pointer;border-bottom:3px solid transparent;margin-bottom:-1px}
.tab[aria-pressed="true"]{color:var(--navy);border-color:var(--navy);font-weight:800}
.tab em{font-style:normal;font-size:13px;color:var(--blue);margin-left:4px}
.plist{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.prod{background:#fff;border:1px solid var(--line);border-radius:4px;overflow:hidden;display:flex;flex-direction:column;transition:box-shadow .2s,transform .2s;cursor:pointer}
.prod:hover{box-shadow:0 14px 34px rgba(10,31,68,.12);transform:translateY(-3px)}
.prod .th{height:230px;display:grid;place-items:center;background:#fff;padding:18px;border-bottom:1px solid var(--line);position:relative}
.prod .th img{max-width:100%;max-height:194px;object-fit:contain}
.prod .th svg{width:70px;height:70px;color:#b8c3d6}
.prod .th .noimg{display:grid;justify-items:center;gap:8px;color:#9aa6ba;font-size:13px}
.prod .tag{position:absolute;top:12px;left:12px;font-size:12px;font-weight:700;color:#fff;background:var(--navy);padding:3px 9px;border-radius:2px}
.prod .bd{padding:18px 18px 20px;display:flex;flex-direction:column;gap:4px;flex:1}
.prod .ct{font-size:13px;color:var(--blue);font-weight:700}
.prod h3{margin:0;font-size:21px;letter-spacing:-.5px}
.prod .it{font-size:14px;color:var(--ink2)}
.prod .cp{font-size:13px;color:var(--ink2)}
.prod .ft{display:flex;justify-content:space-between;align-items:center;margin-top:auto;padding-top:14px;font-size:14px;font-weight:700}
.prod .ft span{color:var(--ink2);font-weight:500}
.prod .ft b{color:var(--blue)}

/* 적용 분야 */
.fields{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.field{position:relative;border-radius:4px;overflow:hidden;background:var(--navy);color:#fff;padding:34px 30px;min-height:190px}
.field:nth-child(2n){background:var(--navy2)}
.field svg{position:absolute;right:20px;bottom:16px;width:90px;height:90px;opacity:.13}
.field h3{margin:0 0 10px;font-size:21px}
.field p{margin:0;color:#c3cfe5;font-size:15px;max-width:290px}

/* 도입 절차 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;counter-reset:s}
.steps div{text-align:center;padding:10px 20px;position:relative}
.steps div:not(:last-child)::after{content:"";position:absolute;right:-6px;top:34px;width:12px;height:12px;border-top:2px solid #b8c3d6;border-right:2px solid #b8c3d6;transform:rotate(45deg)}
.steps i{display:grid;place-items:center;width:72px;height:72px;margin:0 auto 18px;border-radius:50%;background:#fff;border:2px solid var(--blue);color:var(--blue);font-style:normal;font-weight:800;font-size:15px}
.steps i::before{counter-increment:s;content:"STEP " counter(s)}
.steps h3{margin:0 0 6px;font-size:19px}
.steps p{margin:0;color:var(--ink2);font-size:15px}

/* 자료실 */
.board{width:100%;border-collapse:collapse;border-top:2px solid var(--navy);font-size:15px}
.board th{background:var(--bg2);font-weight:700;padding:14px 10px;border-bottom:1px solid var(--line)}
.board td{padding:14px 10px;border-bottom:1px solid var(--line);text-align:center}
.board td.l{text-align:left}
.board td a:hover{color:var(--blue);text-decoration:underline}
.board .dl{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);padding:6px 12px;border-radius:4px;font-size:13px;font-weight:600}
.board .dl:hover{border-color:var(--blue);color:var(--blue);text-decoration:none}
.bfilter{display:flex;justify-content:flex-end;gap:8px;margin-bottom:14px}
.bfilter select{font:inherit;padding:8px 12px;border:1px solid var(--line);border-radius:4px;background:#fff}

/* 상담 신청 */
.cs{display:grid;grid-template-columns:360px 1fr;border:1px solid var(--line);border-top:2px solid var(--navy);background:#fff}
.cs aside{background:var(--navy);color:#fff;padding:40px 34px;display:flex;flex-direction:column;gap:22px}
.cs aside h3{margin:0;font-size:24px}
.cs aside p{margin:0;color:#c3cfe5;font-size:15px}
.cs aside ul{margin:0;padding:0;list-style:none;display:grid;gap:12px;font-size:15px}
.cs aside li{display:flex;gap:10px;align-items:center}
.cs aside li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--orange);flex:none}
form{padding:36px 34px;display:grid;grid-template-columns:1fr 1fr;gap:16px 18px}
form .full{grid-column:1/-1}
label{font-size:14px;font-weight:700;display:grid;gap:7px}
label em{color:var(--orange);font-style:normal}
input,textarea{font:inherit;color:var(--ink);background:#fff;border:1px solid #cfd6e1;border-radius:4px;padding:12px 13px;width:100%}
textarea{min-height:150px;resize:vertical}
input:focus,textarea:focus{outline:2px solid var(--blue);outline-offset:-1px;border-color:var(--blue)}
.agree{border:1px solid var(--line);background:var(--bg2);border-radius:4px;padding:14px 16px;font-size:13px;color:var(--ink2);max-height:120px;overflow:auto;line-height:1.7}
.chk{display:flex;gap:8px;align-items:center;font-weight:600;font-size:15px}
.chk input{width:18px;height:18px}
.hp{position:absolute;left:-9999px}
.send{display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.send button{background:var(--blue);color:#fff;border:0;border-radius:4px;padding:15px 44px;font:inherit;font-weight:800;font-size:16px;cursor:pointer}
.send button:hover{background:var(--blue2)}
.send button:disabled{opacity:.6}
.msg{font-size:15px;margin:0;font-weight:600}
.msg.ok{color:#14833b}.msg.err{color:#d32f2f}

/* 하단 */
footer{background:#14171d;color:#8d95a3;font-size:14px;padding:44px 0 50px}
footer .top{display:flex;gap:24px;padding-bottom:22px;border-bottom:1px solid #2a2f38;margin-bottom:22px;flex-wrap:wrap}
footer .top a{color:#d5d9e0;font-weight:600}
footer .top a.pv{color:#fff;font-weight:800}
footer .flogo{color:#fff;font-size:18px;font-weight:800;margin-bottom:10px}
footer p{margin:4px 0}

/* 오른쪽 퀵메뉴 */
.qm{position:fixed;right:20px;bottom:30px;z-index:40;display:grid;gap:8px}
.qm a,.qm button{width:66px;height:66px;border-radius:50%;display:grid;place-items:center;text-align:center;font-size:12px;font-weight:700;line-height:1.2;border:0;cursor:pointer;box-shadow:0 6px 18px rgba(0,0,0,.18);font-family:inherit}
.qm .q1{background:var(--orange);color:#fff}
.qm .q2{background:var(--navy);color:#fff}
.qm .q3{background:#fff;color:var(--ink)}

/* 제품 상세 창 */
dialog{border:0;border-radius:6px;padding:0;width:min(1000px,calc(100vw - 24px));max-height:calc(100vh - 32px);color:var(--ink)}
dialog::backdrop{background:rgba(5,15,35,.7)}
.dlg{display:grid;grid-template-columns:1.15fr 1fr}
.dlg .gal{background:#fff;padding:24px;border-right:1px solid var(--line);display:grid;gap:12px;align-content:start}
.dlg .main{height:420px;display:grid;place-items:center}
.dlg .main img{max-width:100%;max-height:396px;object-fit:contain}
.dlg .main svg{width:110px;height:110px;color:#b8c3d6}
.strip{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px}
.strip button{flex:0 0 auto;width:64px;height:64px;border:1px solid var(--line);background:#fff;padding:4px;cursor:pointer;border-radius:3px}
.strip button[aria-current="true"]{border:2px solid var(--blue)}
.strip img{width:100%;height:100%;object-fit:contain}
.dlg .info{padding:30px 28px;display:flex;flex-direction:column;gap:14px;background:var(--bg2)}
.dlg .info .ct{color:var(--blue);font-weight:700;font-size:14px}
.dlg .info h3{margin:0;font-size:30px;letter-spacing:-1px}
.dlg dl{margin:0;display:grid;grid-template-columns:90px 1fr;border-top:1px solid #d6dce6;font-size:15px}
.dlg dt,.dlg dd{margin:0;padding:11px 0;border-bottom:1px solid #d6dce6}
.dlg dt{color:var(--ink2);font-weight:600}
.dlg .docs{display:grid;gap:6px}
.dlg .docs a{display:flex;justify-content:space-between;gap:10px;background:#fff;border:1px solid var(--line);padding:11px 13px;font-size:14px;border-radius:3px}
.dlg .docs a:hover{border-color:var(--blue);color:var(--blue)}
.dlg .docs small{color:var(--ink2);white-space:nowrap}
.dlg .acts{display:flex;gap:8px;margin-top:auto}
.dlg .acts a,.dlg .acts button{flex:1;text-align:center;padding:14px;font:inherit;font-weight:800;border-radius:4px;cursor:pointer}
.dlg .acts a{background:var(--blue);color:#fff}
.dlg .acts button{background:#fff;border:1px solid #cfd6e1}

@media (prefers-reduced-motion:reduce){.slide.on{animation:none}.prod{transition:none}}
html,body{overflow-x:hidden}
@media (max-width:1024px){
  .plist{grid-template-columns:repeat(3,1fr)}
  .why{grid-template-columns:repeat(2,1fr)}
  .why div:nth-child(2){border-right:0}
}
@media (max-width:820px){
  .topbar{display:none}
  .gnb{height:64px;gap:12px}
  .menu,.hbtn{display:none}
  .burger{display:block}
  .mmenu.open{display:block}
  .slide.on{grid-template-columns:1fr;padding:44px 0 80px;gap:0}
  .slide .im{height:240px;order:-1}
  .slide .im img{max-height:220px}
  .slide p{font-size:16px}
  .quick .wrap{grid-template-columns:repeat(3,1fr);padding:0}
  .quick a{padding:18px 6px;font-size:14px;border-bottom:1px solid var(--line)}
  .quick a small{display:none}
  .quick svg{width:30px;height:30px}
  section{padding:60px 0}
  .plist{grid-template-columns:repeat(2,1fr);gap:12px}
  .prod .th{height:160px}
  .prod .th img{max-height:124px}
  .prod h3{font-size:17px}
  .fields{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(2,1fr);row-gap:30px}
  .steps div::after{display:none}
  .cs{grid-template-columns:1fr}
  form{grid-template-columns:1fr;padding:26px 20px}
  .board .hide-m{display:none}
  .dlg{grid-template-columns:1fr}
  .dlg .main{height:260px}
  .dlg .main img{max-height:236px}
  .qm{right:12px;bottom:16px}
  .qm a,.qm button{width:56px;height:56px;font-size:11px}
  .qm .q3{display:none}
}
@media (max-width:480px){
  .why{grid-template-columns:1fr}
  .why div{border-right:0}
}