:root{
  --bg: #070b14;
  --bg2:#0b1220;
  --card:#0f1930;
  --text:#eaf0ff;
  --muted:#9aa7c2;
  --line: rgba(255,255,255,.10);
  --line2: rgba(255,255,255,.06);
  --accent:#4da3ff;
  --accent2:#7c5cff;
  --amber:#ffb347;
  --shadow: 0 18px 60px rgba(0,0,0,.45);
  --radius: 18px;
  --radius2: 26px;
  --max: 1120px;
  --font: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}

[data-theme="light"]{
  --bg: #f5f7fb;
  --bg2:#eef2f9;
  --card:#ffffff;
  --text:#0b1220;
  --muted:#4b556b;
  --line: rgba(12,18,32,.12);
  --line2: rgba(12,18,32,.08);
  --shadow: 0 18px 60px rgba(12,18,32,.12);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  color:var(--text);
  background:
    radial-gradient(900px 600px at 20% 0%, rgba(77,163,255,.14), transparent 60%),
    radial-gradient(800px 500px at 90% 10%, rgba(124,92,255,.12), transparent 60%),
    linear-gradient(180deg, var(--bg), var(--bg2));
}

a{color:inherit; text-decoration:none}
.container{max-width:var(--max); margin:0 auto; padding:0 20px}

.skip{
  position:absolute; left:-999px; top:auto; width:1px; height:1px; overflow:hidden;
}
.skip:focus{left:18px; top:18px; width:auto; height:auto; padding:10px 12px; background:var(--card); border:1px solid var(--line); border-radius:12px; z-index:9999}

.header{
  position:sticky; top:0;
  z-index:50;
  backdrop-filter: blur(14px);
  background: linear-gradient(180deg, rgba(7,11,20,.72), rgba(7,11,20,.40));
  border-bottom: 1px solid var(--line2);
}
[data-theme="light"] .header{
  background: linear-gradient(180deg, rgba(245,247,251,.82), rgba(245,247,251,.50));
}
.headerInner{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 0;
  gap:14px;
}

.brand{
  display:flex; align-items:baseline; gap:8px;
  font-weight:700;
  letter-spacing:-0.02em;
}
.brandMark{
  display:inline-block;
  padding:6px 10px;
  border-radius:12px;
  background: linear-gradient(135deg, rgba(77,163,255,.22), rgba(124,92,255,.20));
  border:1px solid var(--line);
}
.brandName{font-weight:600; opacity:.92}
.brand.small .brandMark{padding:5px 9px; border-radius:10px}

.nav{
  display:flex; gap:18px;
  color:var(--muted);
  font-weight:600;
  font-size:14px;
}
.nav a{padding:8px 10px; border-radius:12px}
.nav a:hover{background:rgba(255,255,255,.06); color:var(--text)}
[data-theme="light"] .nav a:hover{background:rgba(12,18,32,.06)}

.headerRight{display:flex; align-items:center; gap:10px}

.cta{
  background: linear-gradient(135deg, rgba(77,163,255,.98), rgba(124,92,255,.92));
  padding:10px 14px;
  border-radius:14px;
  font-weight:700;
  font-size:14px;
  box-shadow: 0 10px 24px rgba(77,163,255,.18);
}
.cta:hover{filter:brightness(1.05)}

.ghostBtn{
  display:flex; align-items:center; gap:10px;
  border:1px solid var(--line);
  background:transparent;
  color:var(--text);
  padding:10px 12px;
  border-radius:14px;
  font-weight:700;
  cursor:pointer;
}
.dot{
  width:10px; height:10px; border-radius:99px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
}

/* Mobile menu */
.menuBtn{
  display:none;
  width:44px;
  justify-content:center;
  font-size:18px;
  padding:10px 0;
}
.mobileNav{
  display:none;
  position:sticky;
  top:66px;
  z-index:49;
  background: rgba(7,11,20,.92);
  backdrop-filter: blur(14px);
  border-bottom:1px solid var(--line2);
  padding:10px 20px 14px;
}
[data-theme="light"] .mobileNav{ background: rgba(245,247,251,.92); }
.mobileNav a{
  display:block;
  padding:12px 12px;
  border-radius:14px;
  color:var(--muted);
  font-weight:800;
}
.mobileNav a:hover{ background: rgba(255,255,255,.06); color:var(--text); }
[data-theme="light"] .mobileNav a:hover{ background: rgba(12,18,32,.06); }
.mobileNav.open{ display:block; }

.hero{padding:72px 0 38px}
.heroGrid{
  display:grid;
  grid-template-columns: 1.05fr .95fr;
  gap:24px;
  align-items:start;
}
@media (max-width: 980px){
  .heroGrid{grid-template-columns:1fr}
  .nav{display:none}
  .menuBtn{display:inline-flex}
  .cta{display:none} /* mobile: keep clean */
}

.pill{
  display:inline-flex; align-items:center; gap:10px;
  padding:8px 12px;
  border-radius:999px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.04);
  color:var(--muted);
  font-weight:700;
  font-size:12px;
}
.pillDot{
  width:8px; height:8px; border-radius:99px;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(77,163,255,.15);
}

h1{
  margin:18px 0 12px;
  font-size:52px;
  line-height:1.04;
  letter-spacing:-0.04em;
}
@media (max-width: 520px){
  h1{font-size:36px; line-height:1.08}
}
.grad{
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}

.lead{
  margin:0 0 18px;
  color: rgba(234,240,255,.92); /* 기존 muted 대신 더 밝게 */
  font-size:17px;
  line-height:1.75;
  max-width:62ch;
}
[data-theme="light"] .lead{
  color: rgba(11,18,32,.82);
}

.heroBtns{display:flex; gap:10px; flex-wrap:wrap}
.primary, .secondary{
  padding:12px 14px;
  border-radius:14px;
  font-weight:800;
  font-size:14px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border:1px solid var(--line);
}

.primary{
  background: linear-gradient(135deg, rgba(77,163,255,.98), rgba(124,92,255,.92));
  border-color: transparent;
}
.primary:hover{filter:brightness(1.06)}
.secondary{ background: rgba(255,255,255,.05); }
.secondary:hover{background: rgba(255,255,255,.08)}

.note{margin:14px 0 0; color:rgba(154,167,194,.85); font-size:12px}

.card{
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  border:1px solid var(--line2);
  border-radius: var(--radius2);
  padding:18px;
  box-shadow: var(--shadow);
}
[data-theme="light"] .card{ background: var(--card); }
.card.big{padding:18px}
.card.small{margin-top:14px}
.cardTop{
  display:flex; align-items:center; justify-content:space-between; gap:10px;
  margin-bottom:14px;
}
.cardTitle{font-weight:800; letter-spacing:-0.02em}
.cardTag{
  font-size:12px; font-weight:800;
  color:var(--muted);
  padding:6px 10px;
  border:1px solid var(--line2);
  border-radius:999px;
  background: rgba(255,255,255,.03);
}

.kpis{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:10px;
}
@media (max-width: 520px){
  .kpis{grid-template-columns:1fr}
}

.kpi{
  border:1px solid var(--line2);
  border-radius: 16px;
  padding:12px;
  background: rgba(255,255,255,.03);
}
.kpiLabel{color:var(--muted); font-size:12px; font-weight:700}
.kpiVal{margin-top:6px; font-size:18px; font-weight:900; letter-spacing:-0.02em}
.kpiSub{margin-top:6px; color:var(--muted); font-size:12px}

.divider{height:1px; background: var(--line2); margin:16px 0}

.mini{display:flex; flex-direction:column; gap:10px}
.miniRow{display:flex; justify-content:space-between; gap:10px}
.miniKey{color:var(--muted); font-size:12px; font-weight:700}
.miniVal{font-size:12px; font-weight:700; opacity:.95}

.strip{
  border-top:1px solid var(--line2);
  border-bottom:1px solid var(--line2);
  background: rgba(255,255,255,.02);
}
.stripInner{
  padding:14px 0;
  display:flex;
  gap:14px;
  align-items:center;
  flex-wrap:wrap;
}
.stripLabel{
  color:var(--muted);
  font-weight:800;
  font-size:12px;
  letter-spacing:.08em;
  text-transform:uppercase;
}
.stripItems{display:flex; gap:14px; flex-wrap:wrap; color:rgba(234,240,255,.9)}
.stripItems span{
  font-size:12px;
  font-weight:700;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid var(--line2);
  background: rgba(255,255,255,.02);
}

.section{padding:58px 0}
.sectionHead{display:flex; align-items:flex-end; justify-content:space-between; gap:14px; flex-wrap:wrap; margin-bottom:18px}
.sectionHead h2{margin:0; font-size:28px; letter-spacing:-0.03em}
.muted{color:var(--muted); line-height:1.7}

.grid2{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:14px;
}
.grid3{
  display:grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap:14px;
}
@media (max-width: 980px){
  .grid2, .grid3{grid-template-columns:1fr}
}

.panel{
  background: rgba(255,255,255,.03);
  border:1px solid var(--line2);
  border-radius: var(--radius);
  padding:18px;
}
[data-theme="light"] .panel{ background: var(--card); }

.panelHead{display:flex; align-items:center; justify-content:space-between; gap:10px; margin-bottom:10px}
.badge{
  font-size:12px;
  font-weight:900;
  color:rgba(255,255,255,.95);
  padding:6px 10px;
  border-radius:999px;
  background: rgba(77,163,255,.20);
  border:1px solid rgba(77,163,255,.28);
}
.badge.amber{
  background: rgba(255,179,71,.18);
  border-color: rgba(255,179,71,.28);
}
h3{margin:0; letter-spacing:-0.02em}
.h4{font-size:16px; font-weight:900}

.list{margin:14px 0 0; padding:0; list-style:none; display:flex; flex-direction:column; gap:10px}
.list.compact{gap:8px}
.tick{
  display:inline-flex; align-items:center; justify-content:center;
  width:22px; height:22px;
  border-radius:8px;
  background: rgba(77,163,255,.16);
  border:1px solid rgba(77,163,255,.20);
  margin-right:10px;
  font-weight:900;
}

.panelFoot{display:flex; flex-wrap:wrap; gap:8px; margin-top:14px}
.chip{
  font-size:12px;
  font-weight:800;
  color:rgba(234,240,255,.90);
  padding:6px 10px;
  border-radius:999px;
  border:1px solid var(--line2);
  background: rgba(255,255,255,.02);
}

.callout{
  margin-top:14px;
  display:flex;
  gap:12px;
  align-items:flex-start;
  border:1px solid var(--line2);
  border-radius: var(--radius);
  padding:16px;
  background: linear-gradient(135deg, rgba(77,163,255,.08), rgba(124,92,255,.06));
}
.calloutIcon{
  width:34px; height:34px; border-radius:12px;
  display:flex; align-items:center; justify-content:center;
  border:1px solid var(--line2);
  background: rgba(255,255,255,.02);
  font-weight:900;
}
.calloutTitle{font-weight:900; margin-bottom:4px}

.aboutRow{
  margin-top:14px;
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:14px;
}
@media (max-width:980px){ .aboutRow{grid-template-columns:1fr} }
.aboutPanel{ min-height: 140px; }

.ctaRow{
  margin-top:14px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  border:1px solid var(--line2);
  border-radius: var(--radius);
  padding:14px 16px;
  background: rgba(255,255,255,.02);
}
.ctaTitle{font-weight:900}
.primaryBtn{
  border:0;
  border-radius:14px;
  padding:12px 14px;
  font-weight:900;
  cursor:pointer;
  color:white;
  background: linear-gradient(135deg, rgba(77,163,255,.98), rgba(124,92,255,.92));
}
.primaryBtn:hover{filter:brightness(1.06)}
.primaryBtn.disabled{
  opacity:.55;
  cursor:not-allowed;
  filter:none;
}

.legalGrid{
  margin-top:14px;
  display:grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap:14px;
}
@media (max-width:980px){ .legalGrid{grid-template-columns:1fr} }

.form{display:flex; flex-direction:column; gap:12px}
.field{display:flex; flex-direction:column; gap:8px}
.fieldLabel{font-size:12px; font-weight:900; color:var(--muted); letter-spacing:.02em; text-transform:uppercase}
.input{
  width:100%;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid var(--line2);
  background: rgba(255,255,255,.03);
  color: var(--text);
  font-family: var(--font);
  font-weight:600;
  outline:none;
}
[data-theme="light"] .input{
  background: #fff;
}
.input:focus{
  border-color: rgba(77,163,255,.55);
  box-shadow: 0 0 0 4px rgba(77,163,255,.12);
}
textarea.input{resize:vertical}

.hidden{display:none}

.panel a{
  text-decoration: underline;
  text-underline-offset: 3px;
}
.panel a:hover{ color: var(--accent); }

.footer{
  margin-top:24px;
  padding-top:16px;
  border-top:1px solid var(--line2);
  display:flex;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
}
.footerRight a{color:var(--muted)}
.footerRight a:hover{color:var(--text)}
.sep{opacity:.45; margin:0 8px}
.small{font-size:12px}

/* Better phone UX */
@media (max-width: 520px){
  .container{ padding:0 16px; }
  .hero{ padding:52px 0 28px; }
  .primary, .secondary{ width:100%; padding:13px 14px; }
}

.whoBox{
  margin: 14px 0 16px;
  padding: 14px 14px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.06);
}
[data-theme="light"] .whoBox{
  background: rgba(255,255,255,.92);
  border-color: rgba(12,18,32,.10);
}

.whoTitle{
  font-weight: 900;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
  color: rgba(234,240,255,.96);
}
[data-theme="light"] .whoTitle{
  color: rgba(11,18,32,.92);
}

.whoText{
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(234,240,255,.90);
}
[data-theme="light"] .whoText{
  color: rgba(11,18,32,.78);
}

@media (max-width: 520px){
  .heroLeft{ padding:16px; }
  .lead{ font-size:16px; line-height:1.8; }
  .whoText{ font-size:14px; }
  .heroBtns{ margin-top: 12px; }
}

.note{
  margin:14px 0 0;
  color: rgba(234,240,255,.72);
  font-size:12px;
}
[data-theme="light"] .note{
  color: rgba(11,18,32,.65);
}