/* DAR — shared design system (dark) v1 */
:root{
	--bg:#050507;--bg2:#0b0b10;--panel:#111117;--line:rgba(255,255,255,.08);
	--txt:#f4f4f6;--muted:#9aa0ab;--acc:#3ea6ff;--acc2:#7dd3fc;--card:#e9eaee;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
html body{background:var(--bg)!important;color:var(--txt)!important;
	font-family:Inter,'Noto Sans KR',-apple-system,BlinkMacSystemFont,sans-serif!important;
	line-height:1.65;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
/* nav */
.nav{position:fixed;top:0;left:0;right:0;z-index:90;transition:background .3s,border-color .3s;
	border-bottom:1px solid transparent}
.nav.on{background:rgba(5,5,7,.82);backdrop-filter:blur(14px);border-color:var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.nav .logo{display:flex;align-items:center;gap:11px}
.nav .logo img{height:34px;width:auto;display:block}
.nav .logo .wm{font-weight:800;font-size:13px;letter-spacing:.18em;color:var(--txt)}
@media (max-width:520px){.nav .logo .wm{display:none}}
.nav ul{display:flex;gap:34px;list-style:none}
.nav ul a{font-size:14.5px;font-weight:500;color:var(--muted);transition:color .2s}
.nav ul a:hover,.nav ul a.act{color:var(--txt)}
.nav ul a.act{color:var(--acc)}
.nav .cta{border:1px solid var(--acc);color:var(--acc);padding:7px 18px;border-radius:99px;
	font-size:14px;font-weight:700;transition:.25s}
.nav .cta:hover{background:var(--acc);color:#04121f}
.nav .burger{display:none;background:none;border:0;cursor:pointer;padding:8px}
.nav .burger span{display:block;width:22px;height:2px;background:var(--txt);margin:5px 0;transition:.3s}
.mnav{display:none;position:fixed;inset:64px 0 0 0;z-index:89;background:rgba(5,5,7,.97);
	backdrop-filter:blur(16px);padding:40px 24px}
.mnav.open{display:block}
.mnav a{display:block;padding:18px 0;font-size:22px;font-weight:700;border-bottom:1px solid var(--line)}
/* buttons */
.btn{display:inline-block;padding:14px 34px;border-radius:99px;font-weight:700;font-size:16px;transition:.25s}
.btn.p{background:linear-gradient(92deg,var(--acc),#2563eb);color:#fff;box-shadow:0 8px 30px rgba(62,166,255,.35)}
.btn.p:hover{transform:translateY(-2px);box-shadow:0 12px 40px rgba(62,166,255,.5)}
.btn.g{border:1px solid var(--line);color:var(--txt)}
.btn.g:hover{border-color:var(--acc);color:var(--acc)}
/* hero (landing) */
.hero{min-height:100svh;display:flex;flex-direction:column;justify-content:center;position:relative;
	background:radial-gradient(58% 42% at 72% 38%,rgba(62,166,255,.16),transparent 62%),
	radial-gradient(40% 34% at 24% 78%,rgba(125,211,252,.07),transparent 60%),
	linear-gradient(180deg,#07070b 0%,var(--bg) 100%)}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:40px;padding-top:64px}
.hero h1{font-weight:800;font-size:clamp(42px,6vw,76px);line-height:1.04;letter-spacing:-.02em}
.hero h1 em{font-style:normal;background:linear-gradient(92deg,var(--acc) 10%,var(--acc2) 90%);
	-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.sub{margin:26px 0 38px;font-size:clamp(16px,1.6vw,20px);color:var(--muted);max-width:34em}
.hero .btns{display:flex;gap:14px;flex-wrap:wrap}
.hero .vis{position:relative}
.hero .vis::before{content:"";position:absolute;inset:12% 6%;
	background:radial-gradient(50% 50% at 50% 50%,rgba(62,166,255,.28),transparent 70%);filter:blur(30px)}
.hero .vis img{position:relative;animation:float 7s ease-in-out infinite;
	filter:drop-shadow(0 34px 60px rgba(0,0,0,.6))}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-16px)}}
.hero .scroll{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);
	color:var(--muted);font-size:12px;letter-spacing:.28em}
/* inner page hero */
.phero{padding:170px 0 80px;position:relative;
	background:radial-gradient(52% 60% at 70% 20%,rgba(62,166,255,.13),transparent 62%),
	linear-gradient(180deg,#07070b,var(--bg))}
.phero h1{font-weight:900;font-size:clamp(38px,5vw,64px);letter-spacing:-.01em}
.phero p{margin-top:16px;color:var(--muted);font-size:18px;max-width:44em}
/* strip */
.strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg2)}
.strip .wrap{display:grid;grid-template-columns:repeat(4,1fr)}
.strip .it{padding:34px 18px;text-align:center;border-left:1px solid var(--line)}
.strip .it:first-child{border-left:0}
.strip b{display:block;font-size:18px;margin-bottom:4px}
.strip span{font-size:13.5px;color:var(--muted)}
/* sections */
section.blk{padding:110px 0}
.kicker{color:var(--acc);font-weight:700;font-size:14px;letter-spacing:.22em;margin-bottom:14px}
h2.t{font-size:clamp(30px,4vw,48px);font-weight:900;line-height:1.15;letter-spacing:-.01em}
p.d{margin-top:18px;color:var(--muted);font-size:17px;max-width:38em}
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.shot{background:linear-gradient(180deg,#f2f3f5,#dfe1e6);border-radius:22px;overflow:hidden;
	box-shadow:0 30px 70px rgba(0,0,0,.5)}
.shot img{width:100%}
.onDark img{filter:drop-shadow(0 26px 50px rgba(0,0,0,.55))}
/* cards */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:22px;margin-top:56px}
.card{background:var(--card);border-radius:18px;overflow:hidden;transition:.3s;position:relative;cursor:pointer;border:0;padding:0;text-align:left}
.card:hover{transform:translateY(-8px);box-shadow:0 24px 50px rgba(62,166,255,.18)}
.card img{width:100%;aspect-ratio:4/3;object-fit:cover}
.card .lb{position:absolute;left:0;right:0;bottom:0;padding:14px 18px;
	background:linear-gradient(0deg,rgba(5,5,10,.85),transparent);color:#fff;font-weight:700;font-size:15px}
.card .lb small{display:block;font-weight:400;font-size:12px;color:#cdd3dd}
.card .badge{position:absolute;top:12px;right:12px;background:rgba(5,5,10,.72);color:var(--acc2);
	font-size:11.5px;font-weight:700;letter-spacing:.08em;padding:5px 11px;border-radius:99px;backdrop-filter:blur(6px)}
/* live 3d */
.v3grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:56px}
.v3{background:linear-gradient(180deg,#101016,#0b0b10);border:1px solid var(--line);border-radius:20px;overflow:hidden;position:relative}
.v3 model-viewer{width:100%;height:480px;background:transparent;--poster-color:transparent;cursor:grab}
.v3 model-viewer:active{cursor:grabbing}
.v3lb{display:flex;justify-content:space-between;align-items:center;padding:14px 20px;border-top:1px solid var(--line);font-weight:700}
.v3lb span{font-size:12.5px;color:var(--muted);font-weight:400}
/* 3d overlay */
.dvov{display:none;position:fixed;inset:0;z-index:200;background:rgba(3,3,6,.9);backdrop-filter:blur(10px)}
.dvov.open{display:flex;flex-direction:column}
.dvov .bar{display:flex;justify-content:space-between;align-items:center;padding:18px 26px}
.dvov .bar b{font-size:18px}
.dvov .bar button{background:none;border:1px solid var(--line);color:var(--txt);width:42px;height:42px;
	border-radius:99px;font-size:18px;cursor:pointer;transition:.2s}
.dvov .bar button:hover{border-color:var(--acc);color:var(--acc)}
.dvov model-viewer{flex:1;width:100%;background:transparent;cursor:grab}
.dvov .hint{text-align:center;color:var(--muted);font-size:13px;padding:12px}
/* cf7 dark */
.cform .wpcf7 label{display:block;font-weight:600;font-size:14px;color:var(--muted);margin-bottom:6px}
.cform .wpcf7 input[type=text],.cform .wpcf7 input[type=email],.cform .wpcf7 textarea{
	width:100%;background:#0e0e14;border:1px solid var(--line);border-radius:12px;color:var(--txt);
	padding:13px 16px;font-size:15.5px;font-family:inherit;transition:border .2s;margin-top:4px}
.cform .wpcf7 input:focus,.cform .wpcf7 textarea:focus{outline:none;border-color:var(--acc)}
.cform .wpcf7 input[type=submit]{background:linear-gradient(92deg,var(--acc),#2563eb);color:#fff;border:0;
	padding:15px 40px;border-radius:99px;font-weight:700;font-size:16px;cursor:pointer;transition:.25s}
.cform .wpcf7 input[type=submit]:hover{transform:translateY(-2px);box-shadow:0 12px 40px rgba(62,166,255,.5)}
.cform .wpcf7-not-valid-tip{color:#ff8f8f;font-size:13px;margin-top:4px}
.cform .wpcf7-response-output{border:1px solid var(--line)!important;border-radius:12px;padding:14px 18px!important;margin:22px 0 0!important;color:var(--muted)}
.cform .h-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
/* cta band */
.ctaband{background:radial-gradient(60% 90% at 50% 0%,rgba(62,166,255,.18),transparent 70%),var(--bg2);
	border-top:1px solid var(--line);text-align:center;padding:130px 24px}
.ctaband h2{font-size:clamp(30px,4vw,52px);font-weight:900}
.ctaband p{color:var(--muted);margin:18px 0 40px;font-size:18px}
/* footer */
footer.ft{border-top:1px solid var(--line);padding:56px 0;background:var(--bg)}
.ft .wrap{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}
.ft .c1 b{letter-spacing:.14em;font-size:18px}
.ft p,.ft a{color:var(--muted);font-size:14px}
.ft a:hover{color:var(--txt)}
/* reveal */
html.js .rv{opacity:0;transform:translateY(34px);transition:opacity .8s ease,transform .8s ease}
html.js .rv.in{opacity:1;transform:none}
@media (max-width:900px){
	.nav ul,.nav .cta{display:none}
	.nav .burger{display:block}
	.hero .wrap{grid-template-columns:1fr;text-align:center;padding-top:100px}
	.hero p.sub{margin-inline:auto}
	.hero .btns{justify-content:center}
	.hero .vis{max-width:420px;margin:0 auto}
	.strip .wrap{grid-template-columns:repeat(2,1fr)}
	.strip .it:nth-child(3){border-left:0}
	.split{grid-template-columns:1fr;gap:40px}
	section.blk{padding:70px 0}
	.v3grid{grid-template-columns:1fr}
	.v3 model-viewer{height:380px}
	.phero{padding:140px 0 60px}
	.cform .h-row{grid-template-columns:1fr}
}
/* lang toggle */
.langpill{display:flex;background:rgba(255,255,255,.06);border:1px solid var(--line);
	border-radius:99px;padding:3px;cursor:pointer;user-select:none}
.langpill span{padding:4px 12px;border-radius:99px;font-size:12.5px;font-weight:700;color:var(--muted);transition:.2s}
.langpill span.act{background:var(--acc);color:#04121f}
.nav .rgt{display:flex;align-items:center;gap:14px}
@media (max-width:900px){.nav .rgt .cta{display:none}}

/* qa fixes */
@media (min-width:901px){.mnav{display:none!important}}
.cform .screen-reader-response{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
.cform .wpcf7-spinner{display:inline-block;width:18px;height:18px;border:2px solid var(--line);
	border-top-color:var(--acc);border-radius:50%;margin-left:12px;vertical-align:middle;
	animation:dvspin .8s linear infinite;visibility:hidden}
.cform .wpcf7 form.submitting .wpcf7-spinner{visibility:visible}
@keyframes dvspin{to{transform:rotate(360deg)}}