/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: #000;
  color: #fff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
::selection { background: #fff; color: #000; }

/* ── LAYOUT ── */
.container { max-width: 1280px; margin: 0 auto; padding: 0 48px; }

/* ── TYPOGRAPHY ── */
h2 {
  font-size: clamp(40px, 6vw, 80px);
  font-weight: 800;
  line-height: 1.0;
  letter-spacing: -3px;
}
.label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: 24px;
}
.large-body {
  font-size: 20px;
  line-height: 1.7;
  color: rgba(255,255,255,0.6);
  margin-bottom: 24px;
}

/* ── LINKS ── */
.link-arrow {
  display: inline-block;
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  transition: opacity 0.2s;
}
.link-arrow:hover { opacity: 0.6; }
.link-dim { color: rgba(255,255,255,0.4); }
.link-dim:hover { color: rgba(255,255,255,0.7); }
.link-large { font-size: 20px; }

/* ── NAV ── */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(0,0,0,0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.logo {
  font-size: 22px;
  font-weight: 900;
  letter-spacing: -1px;
}
.logo-dot { color: rgba(255,255,255,0.3); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 40px;
  font-size: 14px;
  font-weight: 500;
  color: rgba(255,255,255,0.5);
}
.nav-links a { transition: color 0.2s; }
.nav-links a:hover { color: #fff; }
.nav-cta {
  color: #fff !important;
  font-weight: 600;
}

/* ── HERO ── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  padding: 0 0 120px;
  overflow: hidden;
}
#network-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.12;
}
.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: end;
}
.hero-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: 32px;
}
.hero-title {
  font-size: clamp(56px, 7vw, 96px);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -4px;
}
.hero-body p {
  font-size: 18px;
  line-height: 1.7;
  color: rgba(255,255,255,0.5);
  margin-bottom: 40px;
  max-width: 420px;
}
.hero-actions {
  display: flex;
  gap: 32px;
}

/* ── STATS BAR ── */
.stats-bar {
  border-top: 1px solid rgba(255,255,255,0.08);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.stats-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.stat-item {
  padding: 40px 0;
  border-left: 1px solid rgba(255,255,255,0.08);
  padding-left: 32px;
}
.stat-item:first-child { border-left: none; padding-left: 0; }
.stat-value {
  display: block;
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -1.5px;
  margin-bottom: 4px;
}
.stat-label {
  display: block;
  font-size: 13px;
  color: rgba(255,255,255,0.35);
  letter-spacing: 0.3px;
}

/* ── SECTIONS ── */
.section {
  padding: 160px 0;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.section-header {
  margin-bottom: 96px;
}
.section-desc {
  font-size: 18px;
  color: rgba(255,255,255,0.45);
  max-width: 560px;
  margin-top: 32px;
  line-height: 1.7;
}

/* ── SPLIT LAYOUT ── */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 120px;
  align-items: start;
}
.split-left h2 {
  position: sticky;
  top: 120px;
}

/* ── STEPS ── */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.step-item {
  padding: 0 40px;
  border-left: 1px solid rgba(255,255,255,0.08);
}
.step-item:first-child { border-left: none; padding-left: 0; }
.step-num {
  display: block;
  font-size: 64px;
  font-weight: 900;
  color: rgba(255,255,255,0.06);
  letter-spacing: -3px;
  margin-bottom: 32px;
}
.step-item h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -0.3px;
}
.step-item p {
  font-size: 15px;
  color: rgba(255,255,255,0.45);
  line-height: 1.7;
}

/* ── FEATURES LIST ── */
.features-list {
  border-top: 1px solid rgba(255,255,255,0.08);
}
.feature-row {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 40px;
  padding: 48px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  align-items: start;
}
.feature-num {
  font-size: 14px;
  font-weight: 700;
  color: rgba(255,255,255,0.2);
  padding-top: 4px;
}
.feature-content h3 {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 12px;
}
.feature-content p {
  font-size: 16px;
  color: rgba(255,255,255,0.45);
  line-height: 1.7;
  max-width: 640px;
}

/* ── NETWORK ── */
.network-items {
  margin-bottom: 80px;
}
.network-row {
  padding: 48px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.network-row:first-child { border-top: 1px solid rgba(255,255,255,0.08); }
.network-row h3 {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 12px;
}
.network-row p {
  font-size: 16px;
  color: rgba(255,255,255,0.45);
  line-height: 1.7;
  max-width: 640px;
}
.quote-block {
  padding: 48px 0;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.quote-block p {
  font-size: 20px;
  color: rgba(255,255,255,0.4);
  line-height: 1.6;
}
.quote-block strong { color: #fff; }

/* ── RISK TIERS ── */
.risk-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}
.risk-item {
  padding: 48px 40px;
  border-left: 1px solid rgba(255,255,255,0.08);
}
.risk-item:first-child { border-left: none; padding-left: 0; }
.risk-name {
  display: block;
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 8px;
  color: #fff;
}
.risk-green { color: rgba(255,255,255,0.5); }
.risk-red { color: rgba(255,255,255,0.5); }
.risk-stat {
  display: block;
  font-size: 13px;
  color: rgba(255,255,255,0.25);
  margin-bottom: 24px;
}
.risk-item > p {
  font-size: 15px;
  color: rgba(255,255,255,0.45);
  line-height: 1.7;
  margin-bottom: 28px;
}
.risk-item ul { margin-bottom: 32px; }
.risk-item li {
  font-size: 14px;
  color: rgba(255,255,255,0.4);
  padding: 6px 0 6px 16px;
  position: relative;
}
.risk-item li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,0.2);
}
.risk-quote {
  display: block;
  font-size: 14px;
  font-style: italic;
  color: rgba(255,255,255,0.25);
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.06);
}

/* ── TECH LIST ── */
.tech-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.tech-row {
  padding: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  border-right: 1px solid rgba(255,255,255,0.08);
}
.tech-row:nth-child(3n) { border-right: none; }
.tech-row h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.3px;
}
.tech-row p {
  font-size: 14px;
  color: rgba(255,255,255,0.4);
  line-height: 1.7;
}

/* ── CTA ── */
.section-cta {
  text-align: center;
  padding: 200px 0;
}
.cta-title {
  font-size: clamp(36px, 5vw, 72px);
  font-weight: 900;
  letter-spacing: -3px;
  line-height: 1.0;
  margin-bottom: 32px;
}
.cta-body {
  font-size: 18px;
  color: rgba(255,255,255,0.45);
  max-width: 520px;
  margin: 0 auto 48px;
  line-height: 1.7;
}
.section-cta .link-large { margin-bottom: 24px; }
.cta-note {
  font-size: 13px;
  color: rgba(255,255,255,0.2);
  margin-top: 32px;
}

/* ── FOOTER ── */
.footer {
  padding: 40px 0;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-links {
  display: flex;
  gap: 32px;
  font-size: 14px;
  color: rgba(255,255,255,0.3);
}
.footer-links a { transition: color 0.2s; }
.footer-links a:hover { color: #fff; }
.footer-note { color: rgba(255,255,255,0.2); font-size: 13px; }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .container { padding: 0 32px; }
  .hero .container { grid-template-columns: 1fr; gap: 48px; }
  .hero { align-items: center; padding: 120px 0 80px; }
  .hero-title { font-size: clamp(48px, 8vw, 72px); }
  .split { grid-template-columns: 1fr; gap: 64px; }
  .split-left h2 { position: static; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); gap: 48px; }
  .step-item { border-left: none; padding: 0; }
  .step-item + .step-item { border-left: none; }
  .risk-grid { grid-template-columns: 1fr; }
  .risk-item { border-left: none; padding: 48px 0; border-bottom: 1px solid rgba(255,255,255,0.08); }
  .risk-item:first-child { padding-left: 0; }
  .tech-list { grid-template-columns: repeat(2, 1fr); }
  .tech-row:nth-child(2n) { border-right: none; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); }
  .stat-item { border-left: none; padding: 32px 0; border-bottom: 1px solid rgba(255,255,255,0.08); }
  .stat-item:nth-child(2n) { padding-left: 32px; border-left: 1px solid rgba(255,255,255,0.08); }
}

@media (max-width: 768px) {
  .container { padding: 0 24px; }
  .section { padding: 100px 0; }
  .section-header { margin-bottom: 64px; }
  h2 { letter-spacing: -2px; }

  .nav-links a:not(.nav-cta) { display: none; }
  .nav-links { gap: 0; }

  .hero { padding: 100px 0 60px; }
  .hero-title { letter-spacing: -2px; }

  .steps-grid { grid-template-columns: 1fr; gap: 48px; }
  .feature-row { grid-template-columns: 1fr; gap: 0; }
  .feature-num { margin-bottom: 8px; }
  .tech-list { grid-template-columns: 1fr; }
  .tech-row { border-right: none; }
  .stats-inner { grid-template-columns: 1fr; }
  .stat-item { border-left: none !important; padding-left: 0 !important; }
  .stat-item:nth-child(2n) { border-left: none; padding-left: 0; }

  .section-cta { padding: 120px 0; }
  .footer-inner { flex-direction: column; gap: 16px; text-align: center; }
}