:root{
  --bg:#060611;
  --bg2:#070815;
  --text:rgba(255,255,255,.92);
  --muted:rgba(255,255,255,.70);
  --muted2:rgba(255,255,255,.54);
  --line:rgba(255,255,255,.12);

  --w:#ffffff;
  --w2:#f6f6f7;
  --ink:#0b0b10;
  --ink2:#20212a;

  --a:#a855f7;
  --b:#6d5efc;
  --c:#22d3ee;
  --max:1240px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:Pretendard,system-ui,-apple-system,Segoe UI,Roboto,Arial,Apple SD Gothic Neo,Noto Sans KR,sans-serif;
  color:var(--text);
  background:linear-gradient(180deg, var(--bg, #060611), var(--bg2, #070815));
  overflow-x:hidden;
}

a{color:inherit;text-decoration:none}

.wrap{max-width:var(--max);margin:0 auto;padding:0 22px}

.topbar{
  position:sticky;top:0;z-index:10;
  background:rgba(6,6,17,.72);
  border-bottom:1px solid rgba(255,255,255,.10);
  backdrop-filter:blur(16px);
}
.topbar > .wrap{display:flex;align-items:center;gap:14px;padding:16px 22px}

.brand{display:flex;align-items:center;gap:10px;min-width:160px}
.brand-mark{
  width:34px;height:34px;display:grid;place-items:center;
  border-radius:12px;
  font-weight:900;
  background:linear-gradient(135deg, rgba(168,85,247,1), rgba(109,94,252,1));
  box-shadow:0 18px 42px rgba(168,85,247,.18);
}
.brand-text{font-weight:850;letter-spacing:.2px}
.brand[aria-current="page"] .brand-text{color:var(--text)}

.nav{display:flex;align-items:center;gap:18px;margin:0 auto}
.nav a{color:rgba(255,255,255,.78);font-weight:650;padding:10px 10px;border-radius:14px;border:1px solid transparent}
.nav a:hover{color:var(--text);background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.08);font-weight:850}
.nav a[aria-current="page"]{color:var(--text);background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.12);font-weight:850}

.nav-right{display:flex;align-items:center;gap:12px}
.nav-link{color:rgba(255,255,255,.80);font-weight:700}
.nav-link:hover{color:var(--text)}

.icon-btn{display:none;margin-left:auto;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.05);border-radius:14px;padding:10px 12px;color:var(--text)}
.icon-lines{display:block;width:18px;height:12px;position:relative}
.icon-lines::before,.icon-lines::after{content:"";position:absolute;left:0;right:0;height:2px;background:rgba(255,255,255,.82);border-radius:2px}
.icon-lines::before{top:0}
.icon-lines::after{bottom:0}

.nav-mobile{display:none}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:12px 16px;border-radius:16px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.06);color:var(--text);font-weight:800}
.btn:hover{background:rgba(255,255,255,.09)}
.btn.primary{border-color:transparent;background:linear-gradient(135deg, rgba(168,85,247,.96), rgba(109,94,252,.70))}
.btn.ghost{background:transparent}

 .light .btn, .page .btn{color:rgba(22,22,32,.88);background:rgba(0,0,0,.03);border-color:rgba(0,0,0,.12)}
 .light .btn:hover, .page .btn:hover{background:rgba(0,0,0,.06)}
 .light .btn.primary, .page .btn.primary{color:#fff;border-color:transparent;background:linear-gradient(135deg, rgba(168,85,247,.96), rgba(109,94,252,.70))}
 .light .btn.ghost, .page .btn.ghost{background:transparent}

.hero{
  padding:68px 0 66px;
  position:relative;
}
.hero::before{content:"";position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(900px 520px at 50% 12%, rgba(168,85,247,.28), transparent 62%),
    radial-gradient(900px 520px at 20% 10%, rgba(109,94,252,.22), transparent 60%),
    radial-gradient(900px 520px at 80% 10%, rgba(34,211,238,.14), transparent 62%);
}
.hero-inner{text-align:center;max-width:980px;margin:0 auto}
.kicker{margin:0 0 10px;color:rgba(255,255,255,.74);font-weight:800;letter-spacing:.2px}
.hero h1{margin:0;font-size:54px;line-height:1.08;letter-spacing:-.6px}
.grad{background:linear-gradient(135deg, rgba(168,85,247,1), rgba(109,94,252,1), rgba(34,211,238,1));-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{margin:18px auto 0;color:rgba(255,255,255,.74);font-size:18px;line-height:1.85;max-width:860px}
.hero-actions{display:flex;gap:12px;justify-content:center;margin-top:22px;flex-wrap:wrap}
 .hero-brochure{margin-top:6px}

.statbar{
  width:min(980px, 92vw);
  margin:34px auto 0;
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:0;
  border-radius:24px;
  background:rgba(0,0,0,.22);
  border:1px solid rgba(255,255,255,.14);
  backdrop-filter:blur(18px);
  box-shadow:0 30px 120px rgba(0,0,0,.55);
  overflow:hidden;
}
.stat{padding:18px 18px;text-align:center}
.stat + .stat{border-left:1px solid rgba(255,255,255,.10)}
.stat-k{font-size:24px;font-weight:900;letter-spacing:-.3px}
.stat-l{margin-top:4px;color:rgba(255,255,255,.68);font-weight:650;font-size:13px}

.light{background:var(--w);color:var(--ink)}
.light .sub{margin:0;color:rgba(90,44,255,.92);font-weight:850;font-size:14px}
.light .h2{margin:8px 0 0;font-size:34px;letter-spacing:-.6px}
.light .p{margin:12px 0 0;color:rgba(22,22,32,.72);line-height:1.75}
.light > .wrap{padding:78px 22px}

.cards-4{margin-top:22px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.blk-card{position:relative;border-radius:22px;background:#07070c;color:#fff;border:1px solid rgba(0,0,0,.55);box-shadow:0 18px 70px rgba(0,0,0,.18);padding:22px;min-height:260px;overflow:hidden}
.blk-title{font-weight:900;font-size:20px;letter-spacing:-.2px}
.blk-desc{margin-top:8px;color:rgba(255,255,255,.78);font-weight:650;line-height:1.45}
.blk-link{display:inline-block;margin-top:18px;color:rgba(255,255,255,.78);font-weight:900}
.blk-link:hover{text-decoration:underline}
.badge{position:absolute;right:16px;top:16px;padding:6px 10px;border-radius:10px;background:linear-gradient(135deg, rgba(168,85,247,1), rgba(109,94,252,1));font-weight:950;font-size:12px}

.promo{background:linear-gradient(120deg, rgba(240,240,244,1), rgba(239,232,255,1))}
.promo-inner{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px;align-items:center}
.promo-art{height:220px;border-radius:26px;background:radial-gradient(circle at 45% 45%, rgba(168,85,247,.75) 0 26%, transparent 27%),radial-gradient(circle at 62% 55%, rgba(109,94,252,.82) 0 26%, transparent 27%),radial-gradient(circle at 79% 55%, rgba(168,85,247,.62) 0 26%, transparent 27%)}

.deal-grid{margin-top:22px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.deal-card{position:relative;border-radius:20px;background:var(--w);border:1px solid rgba(0,0,0,.10);overflow:hidden;box-shadow:0 14px 50px rgba(0,0,0,.08)}
.deal-img{height:250px;background:#ddd}
.deal-icon{position:absolute;left:16px;top:16px;padding:8px 10px;border-radius:14px;background:rgba(10,10,16,.72);color:#fff;font-weight:950;letter-spacing:.3px;border:1px solid rgba(255,255,255,.14);backdrop-filter:blur(10px)}
.deal-body{padding:16px 16px 18px}
.deal-title{font-weight:950;letter-spacing:-.2px}
.deal-desc{margin-top:6px;color:rgba(22,22,32,.72)}
.deal-tag{position:absolute;right:14px;top:14px;background:rgba(90,44,255,.92);color:#fff;border-radius:10px;padding:6px 10px;font-weight:950;font-size:12px}
.deal-bar{position:absolute;left:0;right:0;top:210px;background:linear-gradient(90deg, rgba(168,85,247,1), rgba(109,94,252,1));color:#fff;font-weight:950;font-size:13px;padding:10px 14px}
.img-a{background:linear-gradient(180deg, rgba(0,0,0,.06), rgba(0,0,0,.12)),radial-gradient(800px 320px at 50% 20%, rgba(168,85,247,.45), transparent 60%),radial-gradient(700px 320px at 60% 60%, rgba(109,94,252,.45), transparent 60%),#ececf1}
.img-b{background:linear-gradient(180deg, rgba(0,0,0,.06), rgba(0,0,0,.12)),radial-gradient(900px 360px at 40% 40%, rgba(34,211,238,.22), transparent 60%),radial-gradient(800px 360px at 55% 55%, rgba(168,85,247,.35), transparent 60%),#ececf1}
.img-c{background:linear-gradient(180deg, rgba(0,0,0,.06), rgba(0,0,0,.12)),radial-gradient(820px 340px at 60% 40%, rgba(168,85,247,.35), transparent 60%),radial-gradient(820px 340px at 45% 60%, rgba(109,94,252,.35), transparent 60%),#ececf1}

 .video-wrap{margin-top:18px}
 .video-frame{
   width:100%;
   border-radius:26px;
   background:#0a0a10;
   border:1px solid rgba(0,0,0,.12);
   box-shadow:0 22px 90px rgba(0,0,0,.14);
   overflow:hidden;
   aspect-ratio:16/9;
 }
 .video{width:100%;height:100%;display:block;background:#0a0a10}

 .pdf-wrap{margin-top:34px}
 .pdf-viewer{margin-top:12px;border-radius:22px;background:#ffffff;border:1px solid rgba(0,0,0,.10);box-shadow:0 16px 60px rgba(0,0,0,.06);overflow:hidden}
 .pdf-toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;padding:14px;border-bottom:1px solid rgba(0,0,0,.08);background:linear-gradient(180deg, #ffffff, #fafafa)}
 .pdf-status{margin-left:auto;color:rgba(22,22,32,.70);font-weight:800}
 .pdf-stage{padding:14px;display:grid;place-items:center;background:#fff;min-height:320px;overflow:auto;-webkit-overflow-scrolling:touch}
 .pdf-canvas{max-width:none;height:auto;border-radius:14px;box-shadow:0 14px 40px rgba(0,0,0,.10)}

 .pdf-toolbar .btn[disabled]{opacity:.5;pointer-events:none}

.faq-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:24px;align-items:start}
.faq{display:grid;gap:10px;margin-top:16px}
.qa{border-top:1px solid rgba(0,0,0,.12);padding-top:14px}
.qa:last-child{border-bottom:1px solid rgba(0,0,0,.12);padding-bottom:14px}
.qa summary{cursor:pointer;list-style:none;font-weight:950;color:rgba(22,22,32,.86)}
.qa summary::-webkit-details-marker{display:none}
.qa-body{margin-top:10px;color:rgba(22,22,32,.70);line-height:1.75}

.callout{border-radius:22px;background:#0a0a10;color:#fff;min-height:260px;padding:22px;border:1px solid rgba(255,255,255,.08)}
.callout-title{font-weight:950;font-size:18px}
.callout-desc{margin-top:8px;color:rgba(255,255,255,.70);line-height:1.6}
.callout-tel{margin-top:16px;font-weight:950;font-size:20px;letter-spacing:-.2px}
.callout .btn{margin-top:12px}

.dark-contact{background:#05060c;color:#fff;padding:84px 0}
.contact-head{margin-bottom:20px}
.dark-contact .h2{margin:0;color:#fff;font-size:40px;letter-spacing:-.6px}
.dark-contact .p{margin:10px 0 0;color:rgba(255,255,255,.70);line-height:1.7}
.contact-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.contact-card{position:relative;border-radius:18px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);padding:18px;min-height:120px;box-shadow:0 16px 70px rgba(0,0,0,.35)}
.contact-card:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.18)}
.cc-title{font-weight:950}
.cc-desc{margin-top:10px;color:rgba(255,255,255,.70)}
.cc-link{margin-top:14px;color:rgba(168,85,247,.95);font-weight:950}
.cc-arrow{position:absolute;right:16px;top:16px;color:rgba(255,255,255,.75);font-weight:950}

.footer-dark{background:#05060c;color:#fff;padding:56px 0 0;border-top:1px solid rgba(255,255,255,.08)}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:18px;padding-bottom:32px}
.foot-logo{font-weight:950;letter-spacing:.2px}
.foot-muted{margin-top:10px;color:rgba(255,255,255,.62)}
.foot-title{font-weight:950;margin-bottom:10px}
.footer-dark a{display:block;color:rgba(255,255,255,.70);padding:6px 0}
.footer-dark a:hover{color:#fff}
.foot-bottom{padding:18px 22px;color:rgba(255,255,255,.52);font-size:13px}

 .page{
   background:var(--w);
   color:var(--ink);
 }

 .page-hero{
   background:linear-gradient(180deg, #ffffff, #f7f3ff);
 }
 .page-hero > .wrap{padding:74px 22px 42px}
 .crumb{display:flex;gap:10px;align-items:center;color:rgba(22,22,32,.60);font-weight:750;font-size:13px}
 .crumb a{color:rgba(90,44,255,.92)}
 .crumb a:hover{text-decoration:underline}
 .page-title{margin:12px 0 0;font-size:44px;letter-spacing:-.8px;line-height:1.08}
 .page-lead{margin:14px 0 0;color:rgba(22,22,32,.72);font-size:17px;line-height:1.85;max-width:860px}
 .page-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}

 .section{background:var(--w);color:var(--ink)}
 .section.alt{background:var(--w2)}
 .section > .wrap{padding:58px 22px}
 .section h3{margin:0;font-size:22px;letter-spacing:-.3px}
 .section .p{margin:10px 0 0;color:rgba(22,22,32,.72);line-height:1.75}

 .grid-2{display:grid;grid-template-columns:1fr;gap:18px;align-items:start}
 .panel{
   border-radius:22px;
   background:#ffffff;
   border:1px solid rgba(0,0,0,.10);
   box-shadow:0 16px 60px rgba(0,0,0,.06);
   padding:20px;
 }
 .panel.dark{
   background:#0a0a10;
   color:#fff;
   border-color:rgba(255,255,255,.10);
   box-shadow:0 22px 90px rgba(0,0,0,.25);
 }
 .panel-title{font-weight:950;font-size:16px}
 .panel-sub{margin-top:8px;color:rgba(22,22,32,.70);line-height:1.7}
 .panel.dark .panel-sub{color:rgba(255,255,255,.72)}

 .list{margin:14px 0 0;padding:0;list-style:none;display:grid;gap:10px}
 .li{display:flex;gap:10px;align-items:flex-start}
 .dot{width:10px;height:10px;border-radius:999px;background:linear-gradient(135deg, rgba(168,85,247,1), rgba(109,94,252,1));margin-top:7px;flex:0 0 auto}
 .li b{display:block}
 .li span{display:block;margin-top:4px;color:rgba(22,22,32,.72);line-height:1.65}
 .panel.dark .li span{color:rgba(255,255,255,.72)}

 .feature-grid{margin-top:18px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
 .feature{
   border-radius:18px;
   background:#ffffff;
   border:1px solid rgba(0,0,0,.10);
   padding:18px;
 }
 .feature-k{font-weight:950}
 .feature-d{margin-top:8px;color:rgba(22,22,32,.72);line-height:1.65}

 .pricing-grid{margin-top:18px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
 .price{
   border-radius:20px;
   background:#ffffff;
   border:1px solid rgba(0,0,0,.10);
   box-shadow:0 16px 60px rgba(0,0,0,.06);
   padding:20px;
   position:relative;
   overflow:hidden;
 }
 .price .tag{position:absolute;right:16px;top:16px;padding:6px 10px;border-radius:10px;background:rgba(90,44,255,.92);color:#fff;font-weight:950;font-size:12px}
 .price-name{font-weight:950;font-size:18px}
 .price-desc{margin-top:8px;color:rgba(22,22,32,.72);line-height:1.65}
 .price-amt{margin-top:14px;font-weight:950;font-size:24px;letter-spacing:-.3px}
 .price-amt small{font-size:13px;color:rgba(22,22,32,.60);font-weight:800}
 .price .btn{margin-top:16px}

 .form{
   display:grid;
   gap:12px;
   margin-top:12px;
 }
 .field{display:grid;gap:8px}
 .label{font-weight:900;color:rgba(22,22,32,.86);font-size:13px}
 .input, .textarea, .select{
   width:100%;
   border-radius:14px;
   border:1px solid rgba(0,0,0,.12);
   background:#fff;
   padding:12px 12px;
   font:inherit;
   color:var(--ink);
 }
 .textarea{min-height:120px;resize:vertical}
 .help{color:rgba(22,22,32,.60);font-size:12px;line-height:1.5}
 .form-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:4px}

@media (max-width: 980px){
  .nav{display:none}
  .nav-right{display:none}
  .icon-btn{display:inline-flex}

  .nav-mobile{display:none;position:absolute;left:14px;right:14px;top:72px;padding:12px;border-radius:18px;
    background:rgba(6,6,17,.92);backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.14);
    flex-direction:column;align-items:stretch;gap:4px}
  .nav-mobile a{padding:12px 12px;border-radius:14px;color:rgba(255,255,255,.78)}
  .nav-mobile a:hover{color:var(--text);background:rgba(255,255,255,.06);font-weight:850}
  .nav-mobile a[aria-current="page"]{color:var(--text);background:rgba(255,255,255,.08);font-weight:850}
  .nav-mobile.open{display:flex}

  .hero h1{font-size:44px}
  .cards-4{grid-template-columns:1fr}
  .promo-inner{grid-template-columns:1fr}
  .deal-grid{grid-template-columns:1fr}
  .faq-wrap{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .feature-grid{grid-template-columns:1fr}
  .pricing-grid{grid-template-columns:1fr}
}

@media (max-width: 640px){
  .wrap{padding:0 16px}
  .light > .wrap{padding:64px 16px}
  .hero{padding:54px 0 56px}
  .kicker{font-size:13px}
  .hero h1{font-size:34px;line-height:1.18;letter-spacing:-.6px;word-break:keep-all}
  .lead{font-size:15px;line-height:1.75;word-break:keep-all}

  .hero-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;align-items:stretch}
  .hero-actions .btn{width:100%;min-height:46px}

  .statbar{grid-template-columns:1fr 1fr}
  .stat{padding:16px 14px}
  .stat + .stat{border-left:none}
  .stat:nth-child(3), .stat:nth-child(4){border-top:1px solid rgba(255,255,255,.10)}

  .pdf-toolbar{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:8px}
  .pdf-toolbar .btn{padding:10px 12px;border-radius:14px}
  .pdf-toolbar [data-pdf-action="prev"], .pdf-toolbar [data-pdf-action="next"]{grid-column:span 3}
  .pdf-toolbar [data-pdf-action="zoom-out"], .pdf-toolbar [data-pdf-action="zoom-reset"], .pdf-toolbar [data-pdf-action="zoom-in"]{grid-column:span 2}
  .pdf-toolbar .pdf-status{grid-column:span 3;margin-left:0;justify-self:center;align-self:center;text-align:center}
  .pdf-toolbar a.btn{grid-column:span 2}
}