:root {
  --gold:   #C9A84C;
  --gold2:  #F0D080;
  --gold3:  #FFF3C4;
  --navy:   #0D1B3E;
  --navy2:  #1A2D5A;
  --ink:    #0A0F1E;
  --red:    #E05555;
  --green:  #2ECC71;
  --white:  #FFFFFF;
  --gray:   rgba(255,255,255,0.55);
  --border: rgba(201,168,76,0.18);
  --r:      12px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'Noto Sans KR', sans-serif; background: var(--ink); color: var(--white); overflow-x: hidden; }

/* ── NAV ── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 900;
  height: 48px; display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px;
  background: rgba(10,15,30,0.92); backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-family: 'Noto Serif KR', serif;
  font-size: 16px; font-weight: 900; color: var(--gold);
  display: flex; align-items: center; gap: 8px; text-decoration: none;
}
.nav-logo img { height: 28px; border-radius: 4px; }
.nav-langs { display: flex; gap: 4px; }
.lang-btn {
  background: none; border: 1px solid var(--border);
  color: rgba(240,208,128,0.65); font-size: 11px; font-weight: 500;
  padding: 3px 9px; border-radius: 20px; cursor: pointer; transition: all 0.2s;
  font-family: 'Noto Sans KR', sans-serif;
}
.lang-btn:hover, .lang-btn.active { background: var(--gold); color: var(--navy); border-color: var(--gold); }
.nav-cta {
  background: linear-gradient(135deg, var(--gold), #E8C060);
  color: var(--navy); font-size: 12px; font-weight: 700;
  padding: 7px 16px; border-radius: 20px; border: none; cursor: pointer;
  text-decoration: none; transition: all 0.2s; white-space: nowrap;
}
.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(201,168,76,0.4); }
@media (max-width: 600px) { .nav-langs { display: none; } }

/* ── HERO ── */
.hero {
  min-height: 100vh;
  background: radial-gradient(ellipse 130% 90% at 50% -10%, #1A2D5A 0%, #0D1B3E 40%, #0A0F1E 100%);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; padding: 100px 24px 72px; position: relative; overflow: hidden;
}
.hero-bg-image {
  position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: 100%; max-width: 900px; height: 100%; object-fit: cover; object-position: center top;
  opacity: 0.28; z-index: 0; pointer-events: none;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.5) 55%, transparent 95%);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.5) 55%, transparent 95%);
}
/* Star particles */
.hero::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background-image:
    radial-gradient(1.5px 1.5px at 12% 18%, rgba(240,208,128,0.7) 0%, transparent 100%),
    radial-gradient(1px 1px at 68% 8%,  rgba(240,208,128,0.5) 0%, transparent 100%),
    radial-gradient(2px 2px at 38% 55%, rgba(201,168,76,0.6) 0%, transparent 100%),
    radial-gradient(1px 1px at 82% 42%, rgba(240,208,128,0.4) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 22% 75%, rgba(201,168,76,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 55% 25%, rgba(240,208,128,0.8) 0%, transparent 100%),
    radial-gradient(1px 1px at 90% 70%, rgba(201,168,76,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 5%  48%, rgba(240,208,128,0.6) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 75% 88%, rgba(201,168,76,0.5) 0%, transparent 100%);
  animation: twinkle 5s ease-in-out infinite alternate;
}
@keyframes twinkle { from { opacity: 0.5; } to { opacity: 1; } }

/* Rotating ring */
.hero-ring {
  position: absolute; width: 480px; height: 480px; border-radius: 50%;
  border: 1px solid rgba(201,168,76,0.08);
  top: 50%; left: 50%; transform: translate(-50%, -50%);
  animation: slowspin 40s linear infinite;
}
.hero-ring::before {
  content: ''; position: absolute; inset: 40px; border-radius: 50%;
  border: 1px solid rgba(201,168,76,0.06);
}
.hero-ring::after {
  content: ''; position: absolute; inset: 80px; border-radius: 50%;
  border: 1px dashed rgba(201,168,76,0.05);
}
@keyframes slowspin { to { transform: translate(-50%, -50%) rotate(360deg); } }

.hero-inner { position: relative; z-index: 2; max-width: 760px; }

.hero-eyebrow{display:inline-flex;align-items:center;gap:4px;background:rgba(255,255,255,0.06);border:1px solid rgba(201,168,76,0.25);border-radius:30px;padding:7px 18px;font-size:12px;color:rgba(255,255,255,0.7);letter-spacing:0.3px;margin-bottom:24px;white-space:nowrap;max-width:calc(100vw - 48px);overflow:hidden;text-overflow:ellipsis}
.hero-eyebrow span { color: var(--gold); }

.hero-h1 {
  font-family: 'Noto Serif KR', serif;
  font-size: clamp(38px, 7.5vw, 76px);
  font-weight: 900; line-height: 1.12;
  letter-spacing: -0.025em; margin-bottom: 24px;
}
.hero-h1 em {
  font-style: normal;
  background: linear-gradient(90deg, var(--gold) 0%, var(--gold2) 50%, var(--gold) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text; background-size: 200% 100%;
  animation: shimmer 3s linear infinite;
}
@keyframes shimmer { 0% { background-position: -200% center; } 100% { background-position: 200% center; } }

.hero-sub {
  font-size: clamp(15px, 2vw, 18px); color: var(--gray);
  max-width: 520px; margin: 0 auto 40px; line-height: 1.75; font-weight: 300;
}

.hero-btns { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.btn-gold {
  background: linear-gradient(135deg, var(--gold), #E8C060);
  color: var(--navy); font-weight: 700; font-size: 15px;
  padding: 15px 36px; border-radius: 50px; border: none; cursor: pointer;
  box-shadow: 0 4px 24px rgba(201,168,76,0.35);
  transition: all 0.25s; text-decoration: none; display: inline-block;
}
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(201,168,76,0.5); }
.btn-ghost {
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.18);
  color: var(--white); font-size: 15px; font-weight: 400;
  padding: 15px 32px; border-radius: 50px; cursor: pointer;
  transition: all 0.25s; text-decoration: none; display: inline-block;
}
.btn-ghost:hover { background: rgba(255,255,255,0.1); }

/* Hero stats strip */
.hero-stats {
  display: flex; gap: 0; justify-content: center;
  margin-top: 60px; padding-top: 40px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}
.hstat {
  text-align: center; padding: 0 32px;
  border-right: 1px solid var(--border);
}
.hstat:last-child { border-right: none; }
.hstat-num {
  font-family: 'Noto Serif KR', serif;
  font-size: 30px; font-weight: 900; color: var(--gold2); display: block;
}
.hstat-label { font-size: 11px; color: rgba(255,255,255,0.4); margin-top: 4px; letter-spacing: 0.06em; }
@media (max-width: 600px) {
  .hstat { padding: 12px 20px; border-right: none; border-bottom: 1px solid var(--border); width: 50%; }
  .hstat:last-child, .hstat:nth-child(even) { border-right: none; }
}

/* ── SECTIONS ── */
.sec { padding: 88px 24px; }
.sec-navy  { background: var(--navy); }
.sec-dark  { background: #060C1A; }
.sec-ink   { background: var(--ink); }
.container { max-width: 1080px; margin: 0 auto; }

.sec-tag { font-size: 10px; font-weight: 700; letter-spacing: 0.2em; color: var(--gold); text-transform: uppercase; margin-bottom: 10px; }
.sec-h2 {
  font-family: 'Noto Serif KR', serif;
  font-size: clamp(26px, 4vw, 44px); font-weight: 900;
  line-height: 1.2; margin-bottom: 16px;
}
.sec-desc { font-size: 15px; color: var(--gray); max-width: 500px; line-height: 1.8; font-weight: 300; }

/* ── HOW IT WORKS ── */
.flow { display: flex; gap: 0; margin-top: 52px; position: relative; }
.flow::before {
  content: ''; position: absolute; top: 28px; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: 0.3;
}
.flow-step {
  flex: 1; text-align: center; padding: 0 16px; position: relative;
}
.flow-num {
  width: 56px; height: 56px; border-radius: 50%;
  background: linear-gradient(135deg, rgba(201,168,76,0.2), rgba(201,168,76,0.05));
  border: 1px solid rgba(201,168,76,0.35);
  display: flex; align-items: center; justify-content: center;
  font-family: 'Noto Serif KR', serif; font-size: 20px; font-weight: 900; color: var(--gold2);
  margin: 0 auto 16px;
}
.flow-title { font-size: 14px; font-weight: 700; color: var(--gold2); margin-bottom: 8px; }
.flow-body  { font-size: 12px; color: rgba(255,255,255,0.45); line-height: 1.7; }
@media (max-width: 700px) {
  .flow { flex-direction: column; gap: 24px; }
  .flow::before { display: none; }
  .flow-step { display: flex; gap: 16px; text-align: left; }
  .flow-num { flex-shrink: 0; }
}

/* ── BILLIONAIRES ── */
.billi-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 16px; margin-top: 52px;
}
.billi-card {
  background: linear-gradient(145deg, rgba(26,45,90,0.7), rgba(13,27,62,0.85));
  border: 1px solid var(--border); border-radius: var(--r); padding: 28px 24px;
  transition: transform 0.22s, box-shadow 0.22s;
}
.billi-card:hover { transform: translateY(-5px); box-shadow: 0 16px 48px rgba(201,168,76,0.1); }
.billi-top { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.billi-flag { font-size: 22px; }
.billi-name { font-family: 'Noto Serif KR', serif; font-size: 17px; font-weight: 700; color: var(--gold2); }
.billi-role { font-size: 11px; color: rgba(255,255,255,0.35); margin-top: 2px; }
.billi-pillars { display: flex; gap: 8px; margin-bottom: 16px; }
.pillar {
  flex: 1; background: rgba(201,168,76,0.08); border: 1px solid rgba(201,168,76,0.2);
  border-radius: 8px; padding: 7px 10px; text-align: center;
}
.pillar-l { font-size: 9px; color: rgba(201,168,76,0.55); letter-spacing: 0.08em; display: block; margin-bottom: 2px; }
.pillar-v { font-family: 'Noto Serif KR', serif; font-size: 17px; color: var(--gold2); font-weight: 700; }
.billi-insight { font-size: 12px; color: rgba(255,255,255,0.5); line-height: 1.65; border-top: 1px solid rgba(255,255,255,0.06); padding-top: 14px; }
.billi-peak { color: var(--gold); font-weight: 600; display: block; margin-bottom: 6px; }

/* ── SERVICES ── */
.svc-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 14px; margin-top: 52px;
}
.svc-card {
  background: rgba(255,255,255,0.025); border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--r); padding: 28px 24px; transition: border-color 0.2s;
}
.svc-card:hover { border-color: rgba(201,168,76,0.3); }
.svc-icon { font-size: 30px; margin-bottom: 14px; display: block; }
.svc-name { font-size: 15px; font-weight: 700; margin-bottom: 8px; color: var(--white); }
.svc-desc { font-size: 13px; color: var(--gray); line-height: 1.7; }

/* ── PRICING ── */
.pricing-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 14px; margin-top: 52px; align-items: start;
}
@media (max-width: 860px) { .pricing-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .pricing-grid { grid-template-columns: 1fr; } }

.price-card {
  background: rgba(26,45,90,0.45); border: 1px solid var(--border);
  border-radius: var(--r); padding: 30px 20px;
  text-align: center; position: relative;
  display: flex; flex-direction: column;
  transition: transform 0.2s, box-shadow 0.2s;
}
.price-card:hover { transform: translateY(-4px); box-shadow: 0 14px 40px rgba(0,0,0,0.35); }
.price-card.hot {
  background: linear-gradient(160deg, rgba(201,168,76,0.16), rgba(26,45,90,0.75));
  border-color: var(--gold); box-shadow: 0 0 48px rgba(201,168,76,0.12);
  transform: scale(1.04);
}
.price-card.hot:hover { transform: scale(1.04) translateY(-4px); }

.price-hot-badge {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--gold); color: var(--navy);
  font-size: 10px; font-weight: 800; padding: 3px 14px; border-radius: 20px;
  letter-spacing: 0.06em; white-space: nowrap;
}
.price-period { font-size: 10px; font-weight: 700; letter-spacing: 0.15em; color: var(--gold); text-transform: uppercase; margin-bottom: 6px; }
.price-name { font-family: 'Noto Serif KR', serif; font-size: 18px; font-weight: 700; margin-bottom: 20px; }
.price-amount { font-family: 'Noto Serif KR', serif; font-size: 34px; font-weight: 900; color: var(--gold2); line-height: 1; }
.price-unit { font-size: 12px; color: rgba(255,255,255,0.38); margin-top: 4px; margin-bottom: 8px; }

.price-feats { list-style: none; text-align: left; margin-bottom: 26px; flex: 1; }
.price-feats li {
  font-size: 12px; color: rgba(255,255,255,0.62);
  padding: 6px 0; border-bottom: 1px solid rgba(255,255,255,0.05);
  display: flex; align-items: flex-start; gap: 7px; line-height: 1.5;
}
.price-feats li::before { content: '✦'; color: var(--gold); font-size: 8px; margin-top: 4px; flex-shrink: 0; }

.price-btn {
  display: block; text-align: center; text-decoration: none;
  border: 1px solid rgba(201,168,76,0.4); color: var(--gold2);
  font-size: 13px; font-weight: 600; padding: 11px 20px;
  border-radius: 50px; cursor: pointer; background: transparent;
  transition: all 0.2s;
}
.price-btn:hover { background: rgba(201,168,76,0.1); }
.price-card.hot .price-btn { background: var(--gold); color: var(--navy); border-color: var(--gold); }
.price-card.hot .price-btn:hover { background: var(--gold2); }


/* ── KAKAO MSG DEMO ── */
.msg-wrap { max-width: 480px; margin-top: 52px; }
.msg-header { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.msg-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), #8B6914);
  display: flex; align-items: center; justify-content: center; font-size: 20px; flex-shrink: 0;
}
.msg-sender { font-size: 14px; font-weight: 700; }
.msg-time-small { font-size: 11px; color: rgba(255,255,255,0.38); }
.kakao-bubble {
  background: #FEE500; color: #1C1C1C;
  border-radius: 4px 18px 18px 18px;
  padding: 16px 18px; font-size: 13px; line-height: 1.75;
}
.kakao-bubble .hl  { color: #C0392B; font-weight: 700; }
.kakao-bubble .lk  { color: #1A7A4A; font-weight: 700; }
.msg-read { font-size: 10px; color: rgba(255,255,255,0.3); text-align: right; margin-top: 6px; }

/* ── STOCK ── */
.stock-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 12px; margin-top: 48px;
}
.stock-card {
  background: rgba(26,45,90,0.5); border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--r); padding: 20px 18px;
}
.stock-label { font-size: 11px; color: rgba(255,255,255,0.38); margin-bottom: 4px; }
.stock-ticker { font-family: 'Noto Serif KR', serif; font-size: 21px; font-weight: 700; margin-bottom: 10px; }
.sig {
  display: inline-block; font-size: 11px; font-weight: 700;
  padding: 3px 11px; border-radius: 20px; margin-bottom: 10px;
}
.sig-buy  { background: rgba(26,122,74,0.2); color: #4ADE80; border: 1px solid rgba(74,222,128,0.3); }
.sig-hold { background: rgba(201,168,76,0.12); color: var(--gold2); border: 1px solid rgba(201,168,76,0.3); }
.sig-warn { background: rgba(192,57,43,0.18); color: #FF7675; border: 1px solid rgba(255,118,117,0.3); }
.stock-note { font-size: 11px; color: rgba(255,255,255,0.42); line-height: 1.6; }
.stock-disc {
  margin-top: 22px; padding: 14px 18px;
  background: rgba(255,255,255,0.025); border-radius: 8px;
  border-left: 3px solid rgba(201,168,76,0.35);
  font-size: 11px; color: rgba(255,255,255,0.32); line-height: 1.65;
}

/* ── LANG CARDS ── */
.lang-grid {
  display: grid; grid-template-columns: repeat(5, 1fr);
  gap: 12px; margin-top: 48px;
}
@media (max-width: 640px) { .lang-grid { grid-template-columns: repeat(3, 1fr); } }
.lang-card {
  background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--r); padding: 22px 10px; text-align: center;
  cursor: pointer; transition: all 0.2s;
}
.lang-card:hover { border-color: var(--gold); background: rgba(201,168,76,0.07); }
.lang-flag { font-size: 30px; margin-bottom: 8px; }
.lang-ko { font-size: 13px; font-weight: 600; margin-bottom: 2px; }
.lang-en { font-size: 10px; color: rgba(255,255,255,0.32); }

/* ── FAQ ── */
.faq-list { margin-top: 44px; max-width: 700px; }
.faq-item { border-bottom: 1px solid rgba(255,255,255,0.07); }
.faq-q {
  font-size: 15px; font-weight: 600; color: var(--gold2);
  padding: 20px 0; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  user-select: none;
}
.faq-q::after { content: '+'; font-size: 22px; color: var(--gold); flex-shrink: 0; }
.faq-item.open .faq-q::after { content: '−'; }
.faq-a { font-size: 13px; color: var(--gray); line-height: 1.8; padding-bottom: 18px; display: none; }
.faq-item.open .faq-a { display: block; }

/* ── CTA STRIP ── */
.cta-strip {
  background: linear-gradient(135deg, #1A2D5A, #0D1B3E 60%, #0A1530);
  border-top: 1px solid var(--border);
  padding: 88px 24px; text-align: center;
}
.cta-strip h2 {
  font-family: 'Noto Serif KR', serif;
  font-size: clamp(24px, 4vw, 42px); font-weight: 900; margin-bottom: 16px;
}
.cta-strip p { font-size: 16px; color: var(--gray); margin-bottom: 36px; font-weight: 300; }
.cta-note { font-size: 12px; color: rgba(255,255,255,0.28); margin-top: 16px; }

/* ── FOOTER ── */
footer { background: #03060E; padding: 52px 24px 32px; border-top: 1px solid rgba(255,255,255,0.05); }
.foot-inner { max-width: 1080px; margin: 0 auto; }
.foot-top { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 28px; margin-bottom: 32px; }
.foot-logo { font-family: 'Noto Serif KR', serif; font-size: 20px; font-weight: 900; color: var(--gold); }
.foot-logo small { display: block; font-family: 'Noto Sans KR', sans-serif; font-size: 12px; color: rgba(255,255,255,0.35); margin-top: 4px; font-weight: 400; }
.foot-links { display: flex; gap: 20px; flex-wrap: wrap; align-items: center; }
.foot-links a { font-size: 13px; color: rgba(255,255,255,0.38); text-decoration: none; transition: color 0.2s; }
.foot-links a:hover { color: var(--gold2); }
.foot-bottom { font-size: 11px; color: rgba(255,255,255,0.18); line-height: 1.9; padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.04); }

/* ── REVEAL ── */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.65s ease, transform 0.65s ease; }
.reveal.visible { opacity: 1; transform: none; }


/* ── 모바일 최적화 ── */
@media (max-width: 600px) {
  .hero { padding: 80px 20px 60px; }
  .hero-eyebrow{display:inline-flex;align-items:center;gap:4px;background:rgba(255,255,255,0.06);border:1px solid rgba(201,168,76,0.25);border-radius:30px;padding:7px 18px;font-size:12px;color:rgba(255,255,255,0.7);letter-spacing:0.3px;margin-bottom:24px;white-space:nowrap;max-width:calc(100vw - 48px);overflow:hidden;text-overflow:ellipsis}
  .hero-h1 { font-size: 36px; line-height: 1.25; }
  .hero-sub { font-size: 14px; }
  .hero-btns { flex-direction: column; gap: 10px; align-items: center; }
  .hero-btns a { width: 100%; text-align: center; }
  .hero-stats { gap: 16px; }
  .hstat-num { font-size: 22px; }
  .sec-h2 { font-size: 24px; }
  .sec-desc { font-size: 14px; }
  .container { padding: 0 16px; }
  .svc-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .faq-q { font-size: 14px; }
  .faq-a { font-size: 13px; }
}