/* =========================================================
   RETU GLOBAL — Shared Stylesheet
   v1.0  ·  2026-05-10
   Algorithm-native finance, properly regulated.
   ========================================================= */

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

:root {
  --bg: #050810;
  --bg-2: #0A1426;
  --bg-3: #142340;
  --bg-card: #0E1A30;
  --text: #FAFAFA;
  --text-dim: #C7CCDD;
  --muted: #8A9BB5;
  --accent: #C9A861;
  --accent-soft: #D4B777;
  --accent-glow: rgba(201, 168, 97, 0.20);
  --accent-2: #8FC2E6;
  --accent-2-glow: rgba(143, 194, 230, 0.15);
  --logo-navy: #0A1F45;
  --divider: #1A2D55;
  --divider-soft: #2A3E66;
  --success: #34D399;
  --alert: #F87171;
  --radius: 4px;
  --radius-lg: 8px;
  --font-headline: 'Space Grotesk', 'Noto Sans TC', sans-serif;
  --font-body: 'Inter', 'Noto Sans TC', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Lattice background */
body::before {
  content: ''; position: fixed; inset: 0;
  background-image:
    linear-gradient(rgba(201, 168, 97, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201, 168, 97, 0.035) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none; z-index: 0;
}

main { position: relative; z-index: 1; }

/* ============ NAV ============ */
.top-nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(20px) saturate(180%);
  background: rgba(5, 8, 16, 0.85);
  border-bottom: 1px solid var(--divider);
}
.nav-inner {
  max-width: 1280px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 32px;
}
.logo-lockup {
  display: flex; align-items: center; gap: 12px;
  text-decoration: none; transition: opacity 0.15s;
}
.logo-lockup:hover { opacity: 0.85; }
.logo-lockup img { height: 44px; width: 44px; display: block; }
.logo-lockup .wordmark {
  font-family: var(--font-headline);
  font-size: 22px; font-weight: 700; color: var(--text);
  letter-spacing: -0.4px; line-height: 1; white-space: nowrap;
}
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a {
  color: var(--text-dim); text-decoration: none; font-size: 13px; font-weight: 500;
  transition: color 0.15s; font-family: var(--font-mono);
  text-transform: lowercase; letter-spacing: 0.5px;
}
.nav-links a:hover, .nav-links a.active { color: var(--accent); }
.nav-links a.active { font-weight: 700; }
.nav-cta {
  background: var(--accent); color: var(--bg); border: none;
  padding: 9px 18px; border-radius: var(--radius);
  font-family: var(--font-mono); font-size: 12px; font-weight: 700;
  cursor: pointer; transition: filter 0.15s; letter-spacing: 0.5px;
  text-decoration: none; display: inline-block;
}
.nav-cta:hover { filter: brightness(1.1); }

/* ============ HERO ============ */
.hero {
  max-width: 1280px; margin: 0 auto;
  padding: 96px 32px 72px; position: relative;
}
.hero::after {
  content: ''; position: absolute; right: -120px; top: 60px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none; z-index: -1;
}
.hero::before {
  content: ''; position: absolute; left: -100px; bottom: 20px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, var(--accent-2-glow) 0%, transparent 70%);
  pointer-events: none; z-index: -1;
}
.eyebrow {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 2.5px;
  color: var(--accent); margin-bottom: 32px; text-transform: uppercase;
  display: flex; align-items: center; gap: 14px;
}
.eyebrow::before { content: ''; width: 32px; height: 1px; background: var(--accent); }
.hero h1 {
  font-family: var(--font-headline);
  font-size: clamp(38px, 6vw, 72px);
  font-weight: 600; letter-spacing: -2.5px;
  line-height: 1.05; margin-bottom: 24px;
  max-width: 960px;
}
.hero h1 .accent {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-soft) 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero h1 .accent-2 { color: var(--accent-2); }
.hero .subhead {
  font-family: var(--font-headline);
  font-size: 22px; font-weight: 400; color: var(--accent-2);
  margin-bottom: 32px; letter-spacing: -0.5px;
  max-width: 720px; line-height: 1.45;
}
.hero .lead {
  font-size: 17px; line-height: 1.75; max-width: 680px;
  color: var(--text-dim); margin-bottom: 44px;
}
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; }

/* ============ BUTTONS ============ */
.btn-primary, .btn-secondary {
  padding: 14px 28px; border-radius: var(--radius);
  font-family: var(--font-mono); font-size: 13px; font-weight: 700;
  text-decoration: none; cursor: pointer; border: none;
  transition: all 0.15s; display: inline-flex; align-items: center; gap: 10px;
  letter-spacing: 0.5px; text-transform: uppercase;
}
.btn-primary { background: var(--accent); color: var(--bg); }
.btn-primary:hover { filter: brightness(1.1); transform: translateY(-1px); }
.btn-secondary {
  background: transparent; color: var(--text);
  border: 1px solid var(--divider-soft);
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }

/* ============ SECTIONS ============ */
.section {
  max-width: 1280px; margin: 0 auto 120px; padding: 0 32px;
}
.section-eyebrow {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 2.5px;
  color: var(--accent); margin-bottom: 18px; text-transform: uppercase;
}
.section-h2 {
  font-family: var(--font-headline);
  font-size: 44px; font-weight: 600; letter-spacing: -1.5px;
  line-height: 1.15; margin-bottom: 18px; max-width: 820px;
}
.section-h2 .accent-2 { color: var(--accent-2); }
.section-h2 .accent {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-soft) 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.section-intro {
  font-size: 17px; color: var(--text-dim); max-width: 680px;
  margin-bottom: 56px; line-height: 1.7;
}

/* ============ STATS BAR ============ */
.stats-bar { max-width: 1280px; margin: 0 auto 96px; padding: 0 32px; }
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  background: var(--divider); border: 1px solid var(--divider);
  border-radius: var(--radius-lg); overflow: hidden;
}
.stat-item { background: var(--bg-2); padding: 36px 28px; transition: background 0.2s; }
.stat-item:hover { background: var(--bg-3); }
.stat-item .num {
  font-family: var(--font-headline); font-size: 46px; font-weight: 600;
  color: var(--text); letter-spacing: -1.5px; line-height: 1;
  display: block; margin-bottom: 10px;
}
.stat-item .num .accent { color: var(--accent); }
.stat-item .label {
  font-family: var(--font-mono); font-size: 11px; opacity: 0.7;
  letter-spacing: 1.5px; text-transform: uppercase; color: var(--text-dim);
}

/* ============ CARDS ============ */
.card-grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.card-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

.card {
  background: var(--bg-2); border: 1px solid var(--divider-soft);
  border-radius: var(--radius-lg); padding: 36px;
  transition: border-color 0.2s, transform 0.2s; position: relative;
}
.card:hover { border-color: var(--accent); transform: translateY(-2px); }
.card .card-symbol {
  font-family: var(--font-mono); font-size: 13px; color: var(--accent);
  margin-bottom: 18px; letter-spacing: 1.5px; font-weight: 700;
}
.card .card-label {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 2.5px;
  color: var(--accent); margin-bottom: 20px; text-transform: uppercase;
  display: flex; align-items: center; gap: 10px; font-weight: 700;
}
.card .card-label::before { content: ''; width: 6px; height: 6px; background: var(--accent); }
.card h3 {
  font-family: var(--font-headline); font-size: 22px; font-weight: 600;
  margin-bottom: 14px; letter-spacing: -0.5px; line-height: 1.3;
}
.card p { color: var(--text-dim); font-size: 14px; line-height: 1.75; margin-bottom: 12px; }
.card .features {
  list-style: none; margin-top: 18px;
  border-top: 1px solid var(--divider-soft); padding-top: 18px;
}
.card .features li {
  font-family: var(--font-mono); font-size: 12px; color: var(--muted);
  padding: 5px 0; display: flex; align-items: center; gap: 10px;
}
.card .features li::before { content: '→'; color: var(--accent); font-weight: 700; }

/* Layer card (Greek-letter quant) */
.layer-card {
  background: var(--bg); border: 1px solid var(--divider-soft);
  border-radius: var(--radius-lg); padding: 40px 32px;
  position: relative; overflow: hidden; transition: border-color 0.2s;
}
.layer-card:hover { border-color: var(--accent); }
.layer-card::before {
  content: ''; position: absolute; top: 0; left: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--accent) 0%, transparent 100%);
}
.layer-card .greek {
  font-family: var(--font-headline); font-size: 72px; font-weight: 400;
  color: var(--accent); line-height: 1; margin-bottom: 8px;
}
.layer-card .greek-name {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 2.5px;
  color: var(--muted); text-transform: uppercase; margin-bottom: 28px;
  display: block; font-weight: 700;
}
.layer-card h3 {
  font-family: var(--font-headline); font-size: 22px; font-weight: 600;
  margin-bottom: 18px; letter-spacing: -0.5px;
}
.layer-card p { font-size: 14px; line-height: 1.75; color: var(--text-dim); }

/* ============ SPECIAL SECTIONS ============ */
.featured-block {
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
  border-top: 1px solid var(--divider-soft);
  border-bottom: 1px solid var(--divider-soft);
  padding: 96px 0; margin-bottom: 120px; position: relative;
}
.featured-block::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(143, 194, 230, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(143, 194, 230, 0.025) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}
.featured-block-inner { max-width: 1280px; margin: 0 auto; padding: 0 32px; position: relative; }
.featured-header {
  display: flex; justify-content: space-between; align-items: end;
  margin-bottom: 64px; flex-wrap: wrap; gap: 32px;
}
.featured-header h2 {
  font-family: var(--font-headline); font-size: 44px; font-weight: 600;
  letter-spacing: -1.5px; line-height: 1.15; max-width: 600px;
}
.featured-header p { color: var(--text-dim); font-size: 16px; line-height: 1.7; max-width: 480px; }

/* ============ JURISDICTION GRID ============ */
.jurisdiction-grid {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 0;
  border: 1px solid var(--divider-soft); border-radius: var(--radius-lg);
  overflow: hidden; background: var(--bg-2);
}
.jur-cell {
  padding: 32px 22px; border-right: 1px solid var(--divider-soft);
  text-align: left; position: relative; transition: background 0.15s;
}
.jur-cell:hover { background: var(--bg-3); }
.jur-cell:last-child { border-right: none; }
.jur-cell .jur-flag {
  font-family: var(--font-mono); font-size: 11px; color: var(--accent);
  letter-spacing: 1.5px; margin-bottom: 10px; font-weight: 700;
}
.jur-cell .jur-name {
  font-family: var(--font-headline); font-size: 20px; font-weight: 600;
  margin-bottom: 6px; letter-spacing: -0.3px; color: var(--text);
}
.jur-cell .jur-licence {
  font-family: var(--font-mono); font-size: 11px; color: var(--muted); line-height: 1.5;
}

/* ============ DETAILED ENTITY CARDS ============ */
.entity-card {
  background: var(--bg-2); border: 1px solid var(--divider-soft);
  border-radius: var(--radius-lg); padding: 36px 32px; margin-bottom: 18px;
  display: grid; grid-template-columns: 1fr 2fr; gap: 32px;
  transition: border-color 0.2s;
}
.entity-card:hover { border-color: var(--accent); }
.entity-card .entity-side {
  border-right: 1px solid var(--divider-soft); padding-right: 32px;
}
.entity-card .entity-flag {
  font-family: var(--font-mono); font-size: 11px; color: var(--accent);
  letter-spacing: 2px; margin-bottom: 12px; font-weight: 700;
}
.entity-card .entity-regulator {
  font-family: var(--font-headline); font-size: 32px; font-weight: 600;
  letter-spacing: -1px; margin-bottom: 8px;
}
.entity-card .entity-jurisdiction {
  font-family: var(--font-mono); font-size: 12px; color: var(--muted); margin-bottom: 16px;
}
.entity-card .entity-licence {
  background: var(--bg); border: 1px solid var(--divider-soft);
  border-radius: var(--radius); padding: 8px 12px;
  font-family: var(--font-mono); font-size: 11px; color: var(--accent-2);
  display: inline-block;
}
.entity-card .entity-detail {
  display: flex; flex-direction: column; gap: 14px;
}
.entity-card .detail-row {
  display: grid; grid-template-columns: 140px 1fr; gap: 16px;
  font-size: 14px; line-height: 1.6;
}
.entity-card .detail-row .key {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--muted); text-transform: uppercase; letter-spacing: 1.5px;
  padding-top: 2px;
}
.entity-card .detail-row .val { color: var(--text-dim); }

/* ============ CONTACT CARDS ============ */
.contact-paths { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.contact-card {
  background: var(--bg-2); border: 1px solid var(--divider-soft);
  border-radius: var(--radius-lg); padding: 36px;
  transition: border-color 0.2s; display: flex; flex-direction: column;
}
.contact-card:hover { border-color: var(--accent); }
.contact-card .channel-label {
  font-family: var(--font-mono); font-size: 11px; color: var(--accent);
  letter-spacing: 2.5px; margin-bottom: 16px; text-transform: uppercase; font-weight: 700;
}
.contact-card h3 {
  font-family: var(--font-headline); font-size: 24px; font-weight: 600;
  margin-bottom: 12px; letter-spacing: -0.5px;
}
.contact-card p {
  color: var(--text-dim); font-size: 14px; line-height: 1.7;
  margin-bottom: 24px; flex-grow: 1;
}
.contact-card .channel-action {
  font-family: var(--font-mono); font-size: 13px; font-weight: 700;
  color: var(--accent); text-decoration: none;
  border-top: 1px solid var(--divider-soft); padding-top: 16px;
  display: flex; justify-content: space-between; align-items: center;
}
.contact-card .channel-action::after { content: '→'; }
.contact-card:hover .channel-action { color: var(--accent-soft); }

/* ============ OFFICES ============ */
.offices-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
}
.office-card {
  background: var(--bg-2); border: 1px solid var(--divider-soft);
  border-radius: var(--radius-lg); padding: 28px;
}
.office-card .office-flag {
  font-family: var(--font-mono); font-size: 11px; color: var(--accent);
  letter-spacing: 2px; margin-bottom: 8px; font-weight: 700;
}
.office-card .office-city {
  font-family: var(--font-headline); font-size: 22px; font-weight: 600;
  margin-bottom: 8px; letter-spacing: -0.3px;
}
.office-card .office-role {
  font-family: var(--font-mono); font-size: 11px; color: var(--accent-2);
  letter-spacing: 1px; margin-bottom: 14px; text-transform: uppercase;
}
.office-card .office-address {
  font-size: 13px; color: var(--text-dim); line-height: 1.65;
}

/* ============ ASSET CLASS GRID ============ */
.asset-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.asset-tile {
  background: var(--bg-2); border: 1px solid var(--divider-soft);
  border-radius: var(--radius-lg); padding: 24px;
  transition: all 0.2s; cursor: pointer;
}
.asset-tile:hover {
  border-color: var(--accent); background: var(--bg-3);
  transform: translateY(-2px);
}
.asset-tile .asset-symbol {
  font-family: var(--font-mono); font-size: 12px; color: var(--accent);
  letter-spacing: 1.5px; margin-bottom: 12px; font-weight: 700;
}
.asset-tile .asset-name {
  font-family: var(--font-headline); font-size: 18px; font-weight: 600;
  margin-bottom: 6px; letter-spacing: -0.3px;
}
.asset-tile .asset-detail {
  font-family: var(--font-mono); font-size: 11px; color: var(--muted);
}

/* ============ CLOSING CTA ============ */
.closing {
  max-width: 1000px; margin: 0 auto 80px; padding: 104px 32px;
  text-align: center; border-top: 1px solid var(--divider-soft); position: relative;
}
.closing::after {
  content: ''; position: absolute; left: 50%; top: 60px;
  transform: translateX(-50%); width: 500px; height: 300px;
  background: radial-gradient(ellipse, var(--accent-glow) 0%, transparent 60%);
  pointer-events: none; z-index: -1;
}
.closing h2 {
  font-family: var(--font-headline); font-size: clamp(34px, 5vw, 54px);
  font-weight: 600; letter-spacing: -2px; line-height: 1.15; margin-bottom: 28px;
}
.closing h2 .accent {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-soft) 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.closing p {
  font-size: 17px; color: var(--text-dim); max-width: 600px;
  margin: 0 auto 40px; line-height: 1.7;
}

/* ============ TEXT-HEAVY (About/Story) ============ */
.story-block {
  max-width: 800px; margin: 0 auto 96px; padding: 0 32px;
}
.story-block h2 {
  font-family: var(--font-headline); font-size: 32px; font-weight: 600;
  letter-spacing: -1px; line-height: 1.2; margin-bottom: 24px;
}
.story-block p {
  font-size: 17px; line-height: 1.85; color: var(--text-dim); margin-bottom: 24px;
}
.story-block p strong { color: var(--text); font-weight: 600; }
.story-block .pull-quote {
  font-family: var(--font-headline); font-size: 24px; font-weight: 500;
  color: var(--accent); padding: 24px 32px;
  border-left: 3px solid var(--accent); margin: 32px 0; line-height: 1.5;
  background: var(--bg-2); border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}
.story-block ul {
  margin: 24px 0; padding-left: 24px;
  color: var(--text-dim); font-size: 16px; line-height: 1.85;
}
.story-block ul li { margin-bottom: 8px; }
.story-block ul li::marker { color: var(--accent); }

/* ============ FOOTER ============ */
footer {
  border-top: 1px solid var(--divider-soft);
  padding: 56px 32px 36px; background: var(--bg-2);
}
.footer-inner {
  max-width: 1280px; margin: 0 auto;
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 56px; margin-bottom: 36px;
}
.footer-brand img { height: 56px; width: 56px; margin-bottom: 16px; }
.footer-brand .name {
  font-family: var(--font-headline); font-size: 18px; font-weight: 700;
  color: var(--text); margin-bottom: 12px; letter-spacing: -0.3px;
}
.footer-col h4 {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 2px;
  color: var(--accent); margin-bottom: 18px; text-transform: uppercase; font-weight: 700;
}
.footer-col ul { list-style: none; }
.footer-col li { padding: 5px 0; }
.footer-col li a {
  color: var(--text-dim); text-decoration: none; font-size: 14px;
  transition: color 0.15s;
}
.footer-col li a:hover { color: var(--accent); }
.footer-col p {
  font-size: 13px; color: var(--text-dim); line-height: 1.7; margin-bottom: 12px;
}
.footer-bottom {
  max-width: 1280px; margin: 0 auto; padding-top: 28px;
  border-top: 1px solid var(--divider-soft);
  display: flex; justify-content: space-between; align-items: center;
  font-size: 12px; color: var(--muted); flex-wrap: wrap; gap: 16px;
}
.footer-bottom .legal-links { display: flex; gap: 24px; }
.footer-bottom a { color: var(--muted); text-decoration: none; font-family: var(--font-mono); }
.footer-bottom a:hover { color: var(--accent); }

/* ============ RESPONSIVE ============ */
@media (max-width: 980px) {
  .stats-grid, .asset-grid, .offices-grid { grid-template-columns: repeat(2, 1fr); }
  .card-grid-3, .card-grid-2, .contact-paths { grid-template-columns: 1fr; }
  .jurisdiction-grid { grid-template-columns: repeat(2, 1fr); }
  .jur-cell { border-right: none; border-bottom: 1px solid var(--divider-soft); }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .nav-links { display: none; }
  .entity-card { grid-template-columns: 1fr; gap: 24px; }
  .entity-card .entity-side { border-right: none; border-bottom: 1px solid var(--divider-soft); padding-right: 0; padding-bottom: 24px; }
}
@media (max-width: 600px) {
  .hero { padding: 64px 20px 48px; }
  .nav-inner { padding: 12px 20px; }
  .logo-lockup img { height: 36px; width: 36px; }
  .logo-lockup .wordmark { font-size: 18px; }
  .stats-grid, .asset-grid, .offices-grid { grid-template-columns: 1fr; }
}
@media (max-width: 420px) {
  .logo-lockup .wordmark { display: none; }
}