:root{
  --purple:#5a22b8; --purple-d:#3c1480; --ink:#16131f; --muted:#5d5a6b;
  --line:#e6e3ef; --bg:#ffffff; --bg-soft:#f6f4fb; --accent:#2aa9ff;
  --max:1120px; --nav-h:68px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:var(--nav-h)}
body{font-family:"Pretendard","Noto Sans KR","Segoe UI",system-ui,-apple-system,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased;word-break:keep-all}
img{max-width:100%;display:block}
a{color:inherit}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
section{padding:96px 0}
.eyebrow{font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;color:var(--purple);font-weight:700;margin-bottom:14px}
h2{font-size:clamp(1.7rem,4vw,2.5rem);line-height:1.25;font-weight:800;letter-spacing:-.01em;margin-bottom:18px}
.lead{font-size:1.1rem;color:var(--muted);max-width:720px}

/* NAV */
.nav{position:fixed;inset:0 0 auto 0;height:var(--nav-h);z-index:50;transition:background .3s,box-shadow .3s;color:#fff}
.nav .wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:16px}
.nav .logo{position:relative;display:block;height:45px;width:225px;flex:none}
.nav .logo img{position:absolute;left:0;top:0;height:100%;width:auto;transition:opacity .3s}
.nav .logo .on-light{opacity:0}
.nav.scrolled{background:rgba(255,255,255,.94);backdrop-filter:blur(10px);box-shadow:0 1px 0 var(--line);color:var(--ink)}
.nav.scrolled .logo .on-dark{opacity:0}
.nav.scrolled .logo .on-light{opacity:1}
.menu{display:flex;align-items:center;gap:28px;list-style:none;font-size:.92rem;font-weight:600}
.menu a{text-decoration:none;opacity:.88}
.menu a:hover{opacity:1}
.lang{display:inline-flex;border:1.5px solid currentColor;border-radius:999px;overflow:hidden;font-size:.8rem;font-weight:700}
.lang a,.lang span{padding:5px 12px;text-decoration:none;opacity:1}
.lang span{background:#fff;color:var(--purple)}
.nav.scrolled .lang span{background:var(--purple);color:#fff}
.lang a{opacity:.8}
.burger{display:none;background:none;border:0;color:inherit;width:40px;height:40px;cursor:pointer}
.burger span{display:block;width:22px;height:2px;background:currentColor;margin:5px auto;transition:.25s}

/* HERO */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;color:#fff;background:#06061a url(liquid.jpg) center/cover;overflow:hidden;padding:120px 0 80px}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(8,6,40,.88),rgba(60,20,128,.72) 60%,rgba(10,10,40,.8))}
.hero .wrap{position:relative}
/* Biome Light: place a licensed font file at assets/fonts/Biome-Light.woff2 (or install it locally); Exo 2 Light is the fallback */
@font-face{font-family:"Biome Light";font-weight:300;font-style:normal;font-display:swap;src:local("Biome Light"),local("Biome-Light"),local("BiomeW04-Light"),url("fonts/Biome-Light.woff2") format("woff2")}
.hero h1{font-family:"Biome Light","Exo 2","Pretendard","Noto Sans KR",sans-serif;font-size:clamp(2.1rem,6vw,4rem);line-height:1.15;font-weight:300;letter-spacing:-.01em;max-width:880px}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,#b99bff,#6fd0ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{margin-top:24px;font-size:clamp(1rem,2.2vw,1.25rem);max-width:640px;opacity:.88}
.btn{display:inline-block;margin-top:36px;padding:14px 28px;border-radius:999px;background:#fff;color:var(--purple-d);font-weight:700;text-decoration:none;transition:transform .2s}
.btn:hover{transform:translateY(-2px)}

/* VISION */
.stages{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:48px}
.stage{border:1px solid var(--line);border-radius:18px;padding:28px;background:#fff;position:relative}
.stage .tag{font-size:.75rem;font-weight:700;color:var(--muted);letter-spacing:.08em;text-transform:uppercase}
.stage h3{font-size:1.4rem;margin:8px 0 12px}
.stage ul{list-style:none;color:var(--muted);font-size:.95rem}
.stage li{padding-left:16px;position:relative;margin:4px 0}
.stage li::before{content:"";position:absolute;left:0;top:.7em;width:6px;height:6px;border-radius:50%;background:#c9bde6}
.stage.next{background:linear-gradient(150deg,var(--purple),#2a0f66);color:#fff;border:0;box-shadow:0 18px 40px -16px rgba(90,34,184,.6)}
.stage.next .tag,.stage.next ul{color:rgba(255,255,255,.82)}
.stage.next li::before{background:#9fd8ff}
.vision-quote{margin-top:44px;padding:28px 32px;border-left:4px solid var(--purple);background:var(--bg-soft);border-radius:0 14px 14px 0;font-size:1.15rem;font-weight:600}

/* BRAND */
.brand{background:var(--bg-soft)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.brand .photo{border-radius:22px;overflow:hidden;aspect-ratio:1/1;box-shadow:0 24px 50px -24px rgba(20,20,80,.5)}
.brand .photo img{width:100%;height:100%;object-fit:cover}
.name-cards{display:grid;gap:14px;margin-top:28px}
.name-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px 22px}
.name-card b{display:block;color:var(--purple);font-size:1.25rem;margin-bottom:4px}
.name-card span{color:var(--muted);font-size:.95rem}

/* PRODUCTS */
.biz{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:44px}
.biz-card{border-radius:20px;padding:32px;border:1px solid var(--line);background:#fff}
.biz-card.alt{background:var(--bg-soft)}
.biz-card .eyebrow{margin-bottom:8px}
.biz-card h3{font-size:1.45rem;margin-bottom:8px}
.biz-card>p{color:var(--muted);margin-bottom:20px}
.items{list-style:none;display:grid;gap:12px}
.items li{display:flex;gap:14px;align-items:flex-start;padding-top:12px;border-top:1px solid var(--line)}
.items .lv{flex:none;font-size:.7rem;font-weight:800;color:#fff;background:var(--purple);border-radius:8px;padding:3px 8px;margin-top:3px}
.items strong{display:block;font-size:1rem}
.items span{color:var(--muted);font-size:.92rem}
.synergy{margin-top:28px;text-align:center;color:var(--muted);font-size:1rem}
.synergy b{color:var(--purple)}

/* LONOA */
.lonoa{background:#0d0a24;color:#fff;position:relative;overflow:hidden}
.lonoa::before{content:"";position:absolute;right:-20%;top:-30%;width:70%;aspect-ratio:1;background:radial-gradient(closest-side,rgba(90,34,184,.55),transparent);}
.lonoa .wrap{position:relative}
.lonoa .eyebrow{color:#b99bff}
.lonoa .lead{color:rgba(255,255,255,.75)}
.pv{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:48px}
.pv-card{border-radius:20px;padding:32px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12)}
.pv-card.sol{background:linear-gradient(150deg,rgba(111,208,255,.16),rgba(185,155,255,.18));border-color:rgba(185,155,255,.45)}
.pv-card .tag{font-size:.78rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:#ff9fb5}
.pv-card.sol .tag{color:#8fe0ff}
.pv-card h3{font-size:1.35rem;margin:8px 0 14px}
.pv-card ul{list-style:none;display:grid;gap:12px}
.pv-card li{padding-left:18px;position:relative;color:rgba(255,255,255,.82);font-size:.96rem}
.pv-card li::before{content:"";position:absolute;left:0;top:.65em;width:7px;height:7px;border-radius:50%;background:currentColor;opacity:.6}
.pv-card li b{color:#fff}
.film{margin-top:32px;background:#fff;border-radius:22px;padding:20px}
.film img{width:100%;max-height:520px;object-fit:contain;margin:0 auto}
.film figcaption{text-align:center;color:#555;font-size:.85rem;padding-top:8px}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:28px}
.stat{text-align:center;padding:22px 12px;border-radius:16px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12)}
.stat b{display:block;font-size:1.9rem;color:#b99bff;line-height:1.2}
.stat span{font-size:.88rem;color:rgba(255,255,255,.75)}

/* LEADERSHIP */
.leaders{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:48px}
.leader{border:1px solid var(--line);border-radius:22px;padding:32px;background:#fff;display:flex;flex-direction:column}
.portrait{width:132px;height:132px;border-radius:50%;overflow:hidden;background:linear-gradient(160deg,#ece6fa,#cdbdf0);margin-bottom:20px}
.portrait img{width:100%;height:100%;object-fit:cover;object-position:50% 20%}
.role{font-size:.78rem;font-weight:800;letter-spacing:.14em;color:var(--purple)}
.leader h3{font-size:1.5rem;margin:2px 0 2px}
.leader .ko{color:var(--muted);margin-bottom:14px}
.leader ul{list-style:none;color:var(--muted);font-size:.94rem;display:grid;gap:5px;margin-bottom:20px}
.leader li{padding-left:16px;position:relative}
.leader li::before{content:"";position:absolute;left:0;top:.7em;width:6px;height:6px;border-radius:50%;background:#c9bde6}
.links{margin-top:auto;display:flex;flex-wrap:wrap;gap:10px}
.links a{display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border-radius:999px;border:1.5px solid var(--purple);color:var(--purple);font-size:.88rem;font-weight:700;text-decoration:none;transition:.2s}
.links a:hover{background:var(--purple);color:#fff}
.links svg{width:16px;height:16px;fill:currentColor}

/* CONTACT / FOOTER */
.contact{background:linear-gradient(135deg,var(--purple-d),var(--purple));color:#fff;text-align:center}
.contact h2{margin-bottom:12px}
.contact p{opacity:.85}
.contact .btn{margin-top:28px}
footer{background:#24212e;padding:36px 0;font-size:.85rem;color:#a9a6b6}
footer .wrap{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
footer img{height:36px;width:auto}

/* reveal */
.rv{opacity:0;transform:translateY(22px);transition:opacity .7s,transform .7s}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* MOBILE */
@media (max-width:860px){
  section{padding:68px 0}
  .stages,.split,.biz,.pv,.leaders{grid-template-columns:1fr}
  .split{gap:32px}
  .brand .photo{aspect-ratio:4/3}
  .stats{grid-template-columns:1fr 1fr 1fr;gap:10px}
  .stat b{font-size:1.4rem}
  .burger{display:block}
  .lang{margin-left:auto}
  .menu{position:fixed;top:var(--nav-h);left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:#fff;color:var(--ink);padding:8px 24px 20px;box-shadow:0 14px 24px rgba(0,0,0,.12);transform:translateY(-130%);transition:transform .3s;visibility:hidden}
  .menu.open{transform:none;visibility:visible}
  .menu li{border-bottom:1px solid var(--line)}
  .menu li a{display:block;padding:14px 0}
  .menu li:last-child{border:0;padding-top:14px}
  .nav .wrap{gap:10px}
  .nav .logo{width:auto}
  .nav .logo{height:39px}
  .nav .logo img{position:static;height:39px}
  .nav .logo .on-light{position:absolute;left:0;top:0}
  .nav.menu-open{background:#fff;color:var(--ink)}
  .nav.menu-open .logo .on-dark{opacity:0}
  .nav.menu-open .logo .on-light{opacity:1}
}
@media (max-width:360px){
  .nav .logo,.nav .logo img{height:32px}
  .lang{flex:none}
}
@media (max-width:420px){
  .wrap{padding:0 18px}
  .stat span{font-size:.75rem}
  .biz-card,.pv-card,.leader{padding:24px}
}

/* PRODUCTS v2 */
.biz{grid-template-columns:1fr}
.core{margin:8px 0 28px;padding:24px;border-radius:16px;background:var(--bg-soft)}
.core h4{font-size:1.05rem;color:var(--purple);margin-bottom:6px}
.core>p{color:var(--muted);font-size:.95rem;margin-bottom:16px}
.core-grid{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.core-grid li{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px}
.core-grid b{display:block;margin-bottom:4px}
.core-grid span,.plist span,.svc-grid span{color:var(--muted);font-size:.92rem;display:block}
.brands{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.brand-col{border:1px solid var(--line);border-radius:16px;padding:20px}
.bname{display:inline-block;background:var(--purple);color:#fff;font-weight:800;font-size:.85rem;padding:4px 12px;border-radius:999px}
.bdesc{color:var(--muted);font-size:.85rem;margin:8px 0 12px!important}
.plist{list-style:none;display:grid;gap:14px}
.plist li{border-top:1px solid var(--line);padding-top:12px}
.plist strong,.svc-grid strong{display:block;margin-bottom:3px}
.svc-grid{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.svc-grid li{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px}
.svc-grid .lv{display:inline-block;font-size:.7rem;font-weight:800;color:#fff;background:var(--purple);border-radius:8px;padding:3px 8px;margin-bottom:10px}
@media (max-width:860px){.core-grid,.brands,.svc-grid{grid-template-columns:1fr}}

/* APPLICATIONS (Model R / T) */
.apps{margin-top:56px}
.apps h3{font-size:1.5rem;margin-bottom:20px}
.app-group{margin-bottom:28px}
.app-head{margin-bottom:14px;display:grid;gap:4px}
.app-head b{color:#b99bff;font-size:1.05rem}
.app-head span{color:rgba(255,255,255,.75);font-size:.94rem;max-width:760px}
.app-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.app-grid.two-col{grid-template-columns:repeat(2,1fr)}
.app{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:16px;overflow:hidden}
.pics{display:grid;grid-template-columns:1fr;gap:2px;height:190px}
.pics.two{grid-template-columns:1fr 1fr}
.pics img{width:100%;height:100%;object-fit:cover}
.app figcaption{padding:14px 16px;font-size:.92rem;color:rgba(255,255,255,.8)}
.app figcaption b{display:block;color:#fff;font-size:1rem}
@media (max-width:860px){.app-grid,.app-grid.two-col{grid-template-columns:1fr}.pics{height:170px}}

/* Biome Light accents */
.biome,.name-card b{font-family:"Biome Light","Exo 2","Pretendard","Noto Sans KR",sans-serif;font-weight:300}
.name-card b{font-size:1.5rem}