:root{
  --bg:#f4faff;
  --bg2:#ffffff;
  --ink:#0b1220;
  --muted:#42546d;
  --primary:#0f5fe8;
  --primary-2:#17b7ff;
  --accent:#5be3ff;
  --deep:#0d2c66;
  --card:rgba(255,255,255,.82);
  --card-strong:rgba(255,255,255,.92);
  --line:rgba(86,129,196,.18);
  --glow-blue:rgba(33,119,255,.24);
  --glow-cyan:rgba(49,215,255,.24);
  --shadow:0 18px 48px rgba(16,42,88,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Noto Sans KR',sans-serif;
  color:var(--ink);
  background:
    radial-gradient(circle at 8% 12%, rgba(72,149,255,.26), transparent 23%),
    radial-gradient(circle at 86% 10%, rgba(91,227,255,.32), transparent 22%),
    radial-gradient(circle at 85% 72%, rgba(73,120,255,.20), transparent 24%),
    radial-gradient(circle at 18% 78%, rgba(106,235,255,.18), transparent 24%),
    linear-gradient(180deg,#f8fcff 0%, #eef7ff 46%, #f7fbff 100%);
  min-height:100vh;
  position:relative;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:-8% -5% auto -5%;height:58vh;pointer-events:none;z-index:0;
  background:
    radial-gradient(ellipse at 10% 26%, rgba(255,255,255,.96), transparent 44%),
    radial-gradient(ellipse at 50% 10%, rgba(55,165,255,.16), transparent 34%),
    radial-gradient(ellipse at 82% 18%, rgba(69,231,255,.18), transparent 30%);
  filter:blur(12px);
}
body::after{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.78;
  background:
    linear-gradient(rgba(255,255,255,.22) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120,170,255,.10) 1px, transparent 1px),
    linear-gradient(135deg, transparent 0 44%, rgba(255,255,255,.22) 50%, transparent 56%);
  background-size:34px 34px,34px 34px,100% 100%;
  mask-image:linear-gradient(180deg, rgba(0,0,0,.6), rgba(0,0,0,.12) 58%, transparent 92%);
}
main,header,footer,.floating{position:relative;z-index:1}
.container{width:min(1140px,calc(100% - 28px));margin:0 auto}
.topbar{
  position:sticky;top:0;z-index:30;
  backdrop-filter:blur(22px) saturate(150%);
  background:linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,255,255,.74));
  border-bottom:1px solid rgba(116,165,235,.22);
  box-shadow:0 10px 30px rgba(24,53,107,.06);
}
.topbar .inner{display:flex;align-items:center;justify-content:space-between;padding:11px 0;gap:16px}
.brand{font-weight:900;letter-spacing:.35px}
.brand b{
  background:linear-gradient(135deg,#0b1220 5%, #0f5fe8 42%, #00aef0 82%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  text-shadow:0 0 14px rgba(67,170,255,.16);
}
.callbtn,.ghostbtn,.chip{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;text-decoration:none;font-weight:800;transition:.22s ease;
}
.callbtn{
  padding:13px 18px;color:#fff;
  background:linear-gradient(135deg,#0b57d0,#1390ff 58%,#31d7ff 100%);
  box-shadow:0 16px 34px rgba(17,102,227,.18), inset 0 1px 0 rgba(255,255,255,.4), 0 0 0 1px rgba(255,255,255,.18);
}
.callbtn:hover{transform:translateY(-1px);box-shadow:0 22px 40px rgba(17,102,227,.22), inset 0 1px 0 rgba(255,255,255,.42)}
.ghostbtn{
  padding:12px 18px;color:#0d49b5;border:1px solid rgba(38,115,223,.16);
  background:linear-gradient(180deg,rgba(255,255,255,.96),rgba(244,249,255,.90));
  box-shadow:0 10px 26px rgba(20,58,120,.06), inset 0 1px 0 rgba(255,255,255,.7);
}
.ghostbtn:hover{transform:translateY(-1px);border-color:rgba(38,115,223,.28)}
.hero{padding:58px 0 26px}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:22px;align-items:stretch}
.glass{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg, rgba(255,255,255,.90), rgba(245,250,255,.82));
  border:1px solid rgba(255,255,255,.92);
  backdrop-filter:blur(20px) saturate(140%);
  box-shadow:var(--shadow), 0 0 0 1px rgba(255,255,255,.52) inset;
  border-radius:30px;
}
.glass::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(circle at 12% 10%, rgba(255,255,255,.72), transparent 26%), radial-gradient(circle at 88% 0%, rgba(84,227,255,.12), transparent 26%);
}
.hero-copy{padding:34px 32px}
.kicker{
  display:inline-flex;align-items:center;gap:8px;padding:10px 15px;border-radius:999px;
  background:linear-gradient(135deg,rgba(255,255,255,.95),rgba(235,248,255,.88));
  border:1px solid rgba(47,148,255,.18);font-weight:900;color:#0d5eb7;
  box-shadow:0 8px 20px rgba(20,71,150,.06);
}
h1{font-size:clamp(2.15rem,4vw,4.15rem);line-height:1.05;margin:18px 0 14px;letter-spacing:-.035em}
.neon{
  background:linear-gradient(135deg,#07111f 0%, #124fca 35%, #0baeff 68%, #31d7ff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 8px 18px rgba(32,138,255,.10));
}
.lead{font-size:1.06rem;line-height:1.84;color:#31455f;max-width:62ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.hero-media{
  padding:18px;display:grid;gap:14px;
  background:
    radial-gradient(circle at 80% 12%, rgba(62,198,255,.18), transparent 22%),
    radial-gradient(circle at 12% 88%, rgba(43,122,255,.14), transparent 24%),
    linear-gradient(180deg, rgba(255,255,255,.84), rgba(239,247,255,.74));
}
.media-box{
  position:relative;min-height:230px;border-radius:26px;overflow:hidden;
  background:
    radial-gradient(circle at 15% 10%, rgba(255,255,255,.62), transparent 20%),
    linear-gradient(145deg, rgba(255,255,255,.98), rgba(229,244,255,.90));
  border:1px solid rgba(86,177,255,.26);
  box-shadow:0 16px 36px rgba(18,65,129,.08), inset 0 1px 0 rgba(255,255,255,.85);
}
.media-box::before{
  content:"";position:absolute;inset:auto -24px -28px auto;width:150px;height:150px;border-radius:50%;
  background:radial-gradient(circle, rgba(60,191,255,.20), transparent 68%);
  pointer-events:none;
}
.media-box img{width:100%;height:100%;object-fit:contain;display:block;padding:12px;position:relative;z-index:1}
.shine::after{
  content:"";position:absolute;inset:-34%;
  background:linear-gradient(120deg, transparent 33%, rgba(255,255,255,.52) 50%, transparent 67%);
  transform:translateX(-58%) rotate(8deg);animation:glide 6.5s linear infinite;
}
@keyframes glide{to{transform:translateX(58%) rotate(8deg)}}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:20px}
.stat{
  padding:15px 16px;border-radius:20px;
  background:linear-gradient(180deg, rgba(255,255,255,.88), rgba(244,249,255,.78));
  border:1px solid rgba(105,157,221,.16);
  box-shadow:0 12px 28px rgba(17,65,131,.05);
}
.stat b{display:block;font-size:1.08rem;margin-bottom:3px}
.section{padding:24px 0}
.section-title{font-size:1.52rem;margin:0 0 13px;letter-spacing:-.02em}
.region-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.region-card{
  position:relative;padding:20px 19px;text-decoration:none;color:var(--ink);overflow:hidden;border-radius:26px;
  background:
    linear-gradient(145deg, rgba(255,255,255,.98), rgba(234,245,255,.92));
  border:1px solid rgba(69,151,255,.22);
  box-shadow:0 16px 36px rgba(16,63,126,.08), inset 0 1px 0 rgba(255,255,255,.92);
  transition:transform .24s ease, box-shadow .24s ease, border-color .24s ease;
}
.region-card::before{
  content:"";position:absolute;inset:-35% auto auto 58%;width:120px;height:120px;border-radius:50%;
  background:radial-gradient(circle, rgba(85,230,255,.30), transparent 68%);
}
.region-card::after{
  content:"";position:absolute;left:-8%;right:-8%;bottom:-24px;height:66px;
  background:linear-gradient(90deg, rgba(18,108,255,.10), rgba(76,227,255,.22), rgba(18,108,255,.10));
  filter:blur(14px);opacity:.75;
}
.region-card:hover{transform:translateY(-4px);box-shadow:0 24px 50px rgba(14,66,135,.14);border-color:rgba(40,124,238,.36)}
.region-card strong{display:block;font-size:1.14rem;margin-bottom:7px;color:#091321}
.region-card span{position:relative;z-index:1;color:#35506e;line-height:1.65}
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.card{padding:24px}
.list{margin:0;padding-left:1.1rem;line-height:1.9;color:#324860}
.list b{color:#0b45a8}
.notice{font-size:.96rem;color:#47607d}
.faq details{padding:14px 0;border-top:1px dashed rgba(96,147,214,.34)}
.faq summary{cursor:pointer;font-weight:900}
.faq p{color:#324860;line-height:1.8;margin:.65rem 0 0}
.cta-band{
  position:relative;overflow:hidden;
  margin:32px 0 42px;padding:24px;border-radius:30px;color:#fff;
  background:
    radial-gradient(circle at 14% 18%, rgba(255,255,255,.18), transparent 18%),
    radial-gradient(circle at 84% 24%, rgba(122,245,255,.24), transparent 18%),
    linear-gradient(135deg,#0b51cb 0%, #1184f1 52%, #17cfff 100%);
  box-shadow:0 24px 54px rgba(21,95,209,.22);
}
.cta-band::after{
  content:"";position:absolute;inset:auto -15% -90px auto;width:260px;height:180px;border-radius:50%;
  background:radial-gradient(circle, rgba(255,255,255,.24), transparent 68%);
}
.cta-band .row{display:flex;align-items:center;justify-content:space-between;gap:20px;position:relative;z-index:1}
footer{padding:26px 0 92px;color:#49627f}
.floating{position:fixed;right:16px;bottom:16px;z-index:40}
.floating a{
  display:flex;align-items:center;gap:10px;padding:15px 18px;border-radius:999px;
  color:#fff;text-decoration:none;font-weight:900;
  background:linear-gradient(135deg,#0c57d7,#1298ff 60%,#28d7ff);
  box-shadow:0 20px 44px rgba(13,97,227,.24), inset 0 1px 0 rgba(255,255,255,.34);
}
small.code{display:block;color:#58708a;margin-top:10px}
.reveal{opacity:0;transform:translateY(14px);transition:opacity .65s ease, transform .65s ease}
.reveal.on{opacity:1;transform:none}

@media (max-width: 920px){
  .hero-grid,.cards,.region-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .cta-band .row,.topbar .inner{flex-direction:column;align-items:flex-start}
  .hero-media{grid-template-columns:1fr 1fr}
}
@media (max-width: 640px){
  .container{width:min(100% - 18px,1140px)}
  .hero{padding-top:34px}
  .hero-copy{padding:24px}
  h1{font-size:2.15rem}
  .stats,.hero-media{grid-template-columns:1fr}
  .callbtn,.ghostbtn{width:100%}
  .media-box{min-height:210px}
  .floating{right:12px;left:12px}
  .floating a{justify-content:center}
}