:root{--ink:#15181C;--ink2:#2B3036;--mute:#555B62;--line:#E2E0D8;--bg:#F6F5F1;--card:#FFFFFF;--accent:#0A6EA8;--accent-dk:#0A5C8A;--accent-lt:#6CC3F0}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:'Noto Sans KR',system-ui,-apple-system,'Malgun Gothic',sans-serif;line-height:1.6;-webkit-text-size-adjust:100%;word-break:keep-all;overflow-wrap:break-word}
img{max-width:100%;display:block}
a{color:var(--accent-dk)}a:hover{color:#063F60}
h1,h2,h3{font-family:'IBM Plex Sans KR','Noto Sans KR',sans-serif;letter-spacing:-.02em;line-height:1.25}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* header */
.hd{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.hd .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 16px;padding-top:12px;padding-bottom:12px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-family:'IBM Plex Sans KR',sans-serif;font-weight:700;font-size:21px}
.nav{display:flex;flex-wrap:wrap;align-items:center;gap:2px}
.nv{position:relative}
.nv>.top{display:block;padding:10px 12px;text-decoration:none;color:var(--ink2);font-weight:500}
.nv:hover>.top,.nv:focus-within>.top{color:var(--accent-dk)}
.nv>.sub{display:none;position:absolute;top:100%;left:0;min-width:190px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:6px;box-shadow:0 10px 28px rgba(21,24,28,.10);z-index:60;flex-direction:column}
.nv:hover>.sub,.nv:focus-within>.sub{display:flex}
.sub a{padding:10px 12px;border-radius:6px;text-decoration:none;color:var(--ink2);font-size:15px;white-space:nowrap}
.sub a:hover,.sub a:focus{background:#F0EFEA;color:var(--accent-dk)}
.call{margin-left:6px;padding:9px 14px;border-radius:8px;background:var(--accent);color:#fff!important;text-decoration:none;font-weight:700;font-size:15px}
@media (max-width:760px){
  .nav{width:100%;overflow-x:auto;flex-wrap:nowrap;margin:0 -8px}
  .nv>.sub{display:none!important}
  .nv>.top{padding:8px 10px;font-size:15px;white-space:nowrap}
  .call{display:none}
}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:8px;text-decoration:none;font-weight:700}
.btn.pri{background:var(--accent);color:#fff}.btn.pri:hover{background:var(--accent-dk);color:#fff}
.btn.ghost{border:1px solid #5A6068;color:#F6F5F1;font-weight:500}
.btn.line{border:1px solid #C9C6BB;color:var(--ink);font-weight:500;background:#fff}

/* hero */
.hero{background:var(--ink);color:#F6F5F1}
.hero .wrap{padding-top:84px;padding-bottom:80px;display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:44px;align-items:center}
.eyebrow{margin:0;font-size:14px;font-weight:700;letter-spacing:2px;color:var(--accent-lt)}
.hero h1{margin:14px 0 18px;font-size:clamp(32px,5vw,54px)}
.hero p.lead{margin:0;font-size:18px;color:#C8CCD2;max-width:520px}
.hero .cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.brands{border:1px solid #3A4048;border-radius:16px;padding:28px;background:#1D2126;display:flex;flex-direction:column;gap:18px}
.brands ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(100px,1fr));gap:10px}
.brands li{padding:13px;border:1px solid #3A4048;border-radius:10px;text-align:center;font-weight:500;color:#E4E6E9}
.brands p{margin:0;font-size:14px;color:#A3A9B1}

/* sections */
.sec{padding:72px 0 8px}
.sec h2{margin:0 0 10px;font-size:32px}
.sec .desc{margin:0 0 32px;color:var(--mute);font-size:17px}
.grid{display:grid;gap:20px}
.g3{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.g4{grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.card .bd{padding:22px;display:flex;flex-direction:column;gap:6px}
.card h3{margin:0;font-size:19px}
.card p{margin:0;color:var(--mute)}
.card .brand{font-size:13px;color:var(--mute)}
.svc{padding:28px;display:flex;flex-direction:column;gap:12px}
.svc h3{font-size:20px}
.ph32{aspect-ratio:3/2;object-fit:cover;width:100%}
.ph34{aspect-ratio:3/4;object-fit:cover;width:100%}

.ribbon{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:40px;align-items:center;padding:40px}
.ribbon img{max-width:400px;width:100%;justify-self:center;border-radius:12px}
.models{display:flex;flex-direction:column;gap:8px}
.models span{padding:13px 16px;border:1px solid var(--line);border-radius:10px;font-weight:500}

.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:28px;padding:36px}
.steps b{display:block;font-family:'IBM Plex Sans KR',sans-serif;font-size:18px;color:var(--accent)}
.steps p{margin:6px 0 0;color:var(--mute)}

.split{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}
.panel{background:#fff;border:1px solid var(--line);border-radius:16px;padding:32px;display:flex;flex-direction:column;gap:14px}
.panel h2{margin:0;font-size:27px}
.panel.dark{background:var(--ink);color:#F6F5F1;border-color:var(--ink)}
.panel.dark p,.panel.dark li{color:#C8CCD2}
.panel ol{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:4px}
.info{padding-top:14px;border-top:1px solid #ECEAE3;display:flex;flex-direction:column;gap:4px}
.info p{margin:0}

/* remote help */
.help{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}
.help .item{border:1px solid #ECEAE3;border-radius:12px;padding:20px;display:flex;flex-direction:column;gap:12px}
.help .item>p{margin:0}
.help .t{font-weight:700;font-size:17px}.help .t i{font-style:normal;color:var(--accent);margin-right:6px}
.mock{border-radius:8px;padding:14px;display:flex;flex-direction:column;gap:8px;font-size:14px}
.mock.win{background:#0F5FA8;color:#fff}
.mock.gray{background:#F3F4F6;border:1px solid #D9DCE1;color:var(--ink2)}
.mock .row{display:flex;justify-content:space-between;align-items:center;gap:8px;background:#fff;border-radius:6px;padding:10px}
.hl{outline:2px solid #FFD43B;outline-offset:3px;border-radius:3px}
.tips{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:12px}
.tips p{margin:0;padding:14px 16px;background:var(--bg);border-radius:10px}

/* contact */
.contact{background:#fff;border-top:1px solid var(--line);margin-top:72px}
.contact .wrap{padding-top:72px;padding-bottom:72px;display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:40px;align-items:center}
.contact h2{margin:0 0 12px;font-size:32px}
.contact .big{font-family:'IBM Plex Sans KR',sans-serif;font-size:clamp(34px,6vw,48px);font-weight:700;color:var(--accent);text-decoration:none;letter-spacing:-1px}
.contact .box{background:var(--bg);border-radius:16px;padding:28px;display:flex;flex-direction:column;gap:10px}
.contact .box p{margin:0}

/* footer */
.ft{background:var(--ink);color:#A3A9B1;font-size:14px}
.ft .wrap{padding-top:28px;padding-bottom:28px;display:flex;flex-direction:column;gap:4px}
.ft p{margin:0}

/* downloads page */
.pagehead{background:var(--ink);color:#F6F5F1}
.pagehead .wrap{padding-top:44px;padding-bottom:36px}
.pagehead h1{margin:0 0 6px;font-size:34px}
.pagehead p{margin:0;color:#C8CCD2;font-size:17px}
.dl{display:flex;flex-wrap:wrap;gap:24px;align-items:flex-start;padding-top:28px;padding-bottom:64px}
.side{flex:1 1 200px;max-width:240px;min-width:180px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px;display:flex;flex-direction:column;gap:2px}
.side button{min-height:44px;text-align:left;padding:0 14px;border:0;border-radius:8px;font:inherit;font-size:15px;font-weight:500;background:transparent;color:var(--ink2);cursor:pointer}
.side button[aria-pressed="true"]{background:#E8F2F8;color:var(--accent-dk);font-weight:700}
@media (max-width:760px){.side{max-width:none;flex-direction:row;overflow-x:auto}.side button{white-space:nowrap}}
.main{flex:999 1 560px;min-width:0;display:flex;flex-direction:column;gap:28px}
.main h2{margin:0;font-size:21px}
.tools{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.tool{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px;display:flex;flex-direction:column;gap:8px}
.tool .b{margin:0;font-size:13px;font-weight:700;color:var(--accent-dk)}
.tool .n{margin:0;font-weight:700;font-size:17px}
.tool .d{margin:0;color:var(--mute);font-size:14px;flex-grow:1}
.board{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}
.board .top{padding:18px 20px 0;display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px}
.board .top small{font-size:15px;font-weight:500;color:var(--mute)}
.board input{min-width:0;width:300px;max-width:100%;min-height:44px;padding:0 14px;border:1px solid #C9C6BB;border-radius:8px;font:inherit;font-size:15px}
.tabs{display:flex;flex-wrap:wrap;gap:6px;padding:16px 20px;border-bottom:1px solid #ECEAE3}
.tabs button{min-height:40px;padding:0 14px;border-radius:999px;font:inherit;font-size:14px;font-weight:500;background:#fff;color:var(--ink2);border:1px solid #C9C6BB;cursor:pointer}
.tabs button[aria-pressed="true"]{background:var(--ink);color:#fff;border-color:var(--ink);font-weight:700}
.notice{display:flex;flex-wrap:wrap;gap:10px;align-items:center;padding:14px 20px;background:#E8F2F8;text-decoration:none;color:var(--ink);border-bottom:1px solid #D5E6F0}
.tag{padding:2px 8px;border-radius:6px;background:var(--accent);color:#fff;font-size:13px;font-weight:700}
.rowi{display:flex;flex-wrap:wrap;align-items:center;gap:12px;padding:14px 20px;border-bottom:1px solid #F0EEE8}
.rowi .no{width:28px;color:#6B7178;font-size:14px;text-align:center}
.rowi .tt{flex:1 1 260px;min-width:0;display:flex;flex-direction:column;gap:2px}
.rowi .tt strong{color:var(--accent-dk);font-size:14px;margin-right:6px}
.rowi .tt small{color:#6B7178;font-size:13px}
.chip{padding:2px 8px;border:1px solid #DAD7CE;border-radius:6px;color:var(--mute);font-size:13px}
.get{min-height:44px;display:inline-flex;align-items:center;padding:0 14px;border:1px solid #C9C6BB;border-radius:8px;text-decoration:none;color:var(--ink);font-size:14px;font-weight:500}
.get.off{color:#6B7178;border-style:dashed}
.empty{margin:0;padding:40px 20px;text-align:center;color:var(--mute)}
.makers{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:10px}
.maker{border:1px solid #ECEAE3;border-radius:10px;padding:12px 14px;display:flex;flex-direction:column}
.maker b{font-weight:700}.maker span{color:var(--mute);font-size:14px}