/* ==========================================
   ANCHORVAULT DESIGN SYSTEM & STYLES
   ========================================== */

:root {
  --bg-dark: #08080A;
  --bg-card: #0C0C0E;
  --bg-card-hover: #121216;
  --border-card: rgba(255, 255, 255, 0.06);
  --border-purple: rgba(123, 57, 252, 0.35);
  
  --text-primary: #FFFFFF;
  --text-secondary: #A1A1AA;
  --text-muted: #71717A;
  
  --purple-primary: #7B39FC;
  --purple-hover: #8B4EFF;
  --purple-light: #D8B4FE;
  --purple-glow: rgba(123, 57, 252, 0.4);
  --cyan-accent: #00E5FF;
  
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: 'Instrument Serif', Georgia, serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 24px;
  --radius-pill: 9999px;
  
  --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-dark);
  color: var(--text-primary);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  background-color: var(--bg-dark);
}

/* Film Grain Noise Overlay */
body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.035'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 2;
  opacity: 0.7;
}

.serif-italic {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
}

.text-purple {
  color: var(--purple-light);
}

/* ==========================================
   EXACT ANCHORVAULT BACKGROUND SYSTEM
   ========================================== */

.glow-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
  background-color: var(--bg-dark);
}

/* 1. Vertical Stripe Beam Lines Grid */
.glow-bg::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(
    90deg,
    rgba(123, 57, 252, 0.05) 0px,
    rgba(123, 57, 252, 0.05) 1px,
    transparent 1px,
    transparent 72px
  );
  opacity: 0.85;
}

/* 2. Primary Purple Diagonal Light Curtain Beam */
.glow-beam {
  position: absolute;
  top: -200px;
  left: -150px;
  width: 750px;
  height: 1300px;
  background: linear-gradient(
    135deg,
    rgba(225, 175, 255, 0.95) 0%,
    rgba(150, 65, 255, 0.85) 30%,
    rgba(95, 20, 210, 0.5) 58%,
    transparent 80%
  );
  filter: blur(45px);
  transform: rotate(-18deg);
  opacity: 0.95;
  pointer-events: none;
  z-index: 1;
}

.beam-2 {
  top: 30%;
  right: -20%;
  left: auto;
  width: 50vw;
  height: 90vh;
  background: radial-gradient(circle, rgba(123, 57, 252, 0.25) 0%, rgba(8, 8, 10, 0) 70%);
  filter: blur(100px);
  animation-delay: -5s;
}

.orb-purple {
  position: absolute;
  top: 10%;
  left: 20%;
  width: 450px;
  height: 450px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(167, 139, 250, 0.25) 0%, transparent 65%);
  filter: blur(90px);
}

@keyframes curtain-pulse {
  0% { transform: rotate(-8deg) scale(1) translateY(0); opacity: 0.8; }
  100% { transform: rotate(-6deg) scale(1.08) translateY(20px); opacity: 0.95; }
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  backdrop-filter: blur(20px);
  background: rgba(8, 8, 10, 0.82);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding: 18px 0;
}

.nav-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-img {
  height: 36px;
  width: 36px;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(123, 57, 252, 0.4));
}

.logo-text {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition);
}

.nav-link:hover {
  color: var(--text-primary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  text-decoration: none;
}

.btn-primary {
  background: var(--purple-primary);
  color: #FFFFFF;
  box-shadow: 0 4px 20px var(--purple-glow);
}

.btn-primary:hover {
  background: var(--purple-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 25px rgba(123, 57, 252, 0.5);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-white {
  background: #FFFFFF;
  color: #08080A;
}

.btn-white:hover {
  background: #E5E7EB;
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.15);
}

.btn-outline:hover {
  border-color: var(--purple-primary);
  background: rgba(123, 57, 252, 0.1);
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1rem;
}

/* Main Layout */
.main-content {
  position: relative;
  z-index: 1;
  max-width: 1240px;
  margin: 0 auto;
  padding: 140px 24px 80px;
}

/* Hero Section */
.hero-section {
  text-align: center;
  padding: 60px 0 100px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  background: rgba(123, 57, 252, 0.12);
  border: 1px solid var(--border-purple);
  font-size: 0.85rem;
  color: var(--purple-light);
  margin-bottom: 32px;
}

.badge-tag {
  background: var(--purple-primary);
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
}

.hero-title {
  font-size: 4.5rem;
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.hero-description {
  font-size: 1.15rem;
  line-height: 1.65;
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto 40px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

/* Sections General */
.section {
  padding: 80px 0;
}

.section-title {
  font-size: 2.8rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Bento Grid */
.features-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 48px;
}

.header-left {
  max-width: 640px;
}

.bento-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 24px;
}

.bento-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 32px;
  backdrop-filter: blur(12px);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition);
}

.bento-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-purple);
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.6), 0 0 25px var(--purple-glow);
}

.bento-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--purple-light);
  margin-bottom: 16px;
}

/* Card On-Chain (Portrait) */
.card-onchain {
  grid-row: span 2;
  min-height: 480px;
  background: linear-gradient(180deg, rgba(30, 20, 50, 0.6) 0%, rgba(8, 8, 10, 0.9) 100%),
              url('https://images.unsplash.com/photo-1534528741775-53994a69daeb?auto=format&fit=crop&w=800&q=80') center/cover;
}

.bento-footer-tag {
  background: rgba(8, 8, 10, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 10px 16px;
  border-radius: var(--radius-pill);
  backdrop-filter: blur(10px);
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  align-self: flex-start;
  margin-top: auto;
}

/* Card Testimonial */
.card-testimonial {
  background: radial-gradient(circle at top right, rgba(123, 57, 252, 0.18) 0%, rgba(12, 12, 14, 0.95) 70%);
}

.testimonial-quote {
  font-size: 1.05rem;
  font-style: italic;
  line-height: 1.6;
  color: var(--text-primary);
  margin-bottom: 24px;
}

.testimonial-author {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.testimonial-author strong {
  color: var(--text-primary);
}

/* Card Assets */
.icon-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 12px;
}

.icon-tile {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--purple-light);
}

/* Card Stat */
.card-stat {
  align-items: center;
  justify-content: center;
  text-align: center;
  background: radial-gradient(circle at center, rgba(123, 57, 252, 0.22) 0%, rgba(12, 12, 14, 0.95) 70%);
}

.stat-number {
  font-size: 3.8rem;
  font-weight: 300;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* Card Contracts */
.card-contracts {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
}

.contract-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contract-code {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--text-primary);
}

.contract-arrow-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #FFFFFF;
  color: #08080A;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.contract-arrow-btn:hover {
  transform: scale(1.08);
  background: var(--purple-light);
}

/* Partner Section */
.partner-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 40px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.partner-text {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 460px;
}

.partner-logos {
  display: flex;
  align-items: center;
  gap: 36px;
}

.partner-name {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: -0.02em;
}

.settlement-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.settlement-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 48px;
  backdrop-filter: blur(12px);
}

.settlement-title {
  font-size: 2.4rem;
  font-weight: 400;
  margin-bottom: 12px;
}

.anchor-num {
  font-size: 4.5rem;
  font-weight: 300;
  line-height: 1;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.settlement-desc {
  font-size: 1rem;
  color: var(--text-secondary);
}

/* Protocol Advantages */
.protocol-advantages-title {
  text-align: center;
  font-size: 2.8rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  margin-bottom: 48px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.adv-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.adv-title {
  font-size: 1.35rem;
  font-weight: 400;
  line-height: 1.3;
  margin-bottom: 24px;
}

.adv-desc {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--text-secondary);
}

.adv-center {
  align-items: center;
  justify-content: center;
  text-align: center;
  background: radial-gradient(circle, rgba(123, 57, 252, 0.28) 0%, rgba(12, 12, 14, 0.95) 70%);
}

.sphere-graphic {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #D8B4FE 0%, #7B39FC 50%, #08080A 100%);
  box-shadow: 0 0 50px var(--purple-glow);
  margin-bottom: 24px;
  animation: float-sphere 6s infinite alternate ease-in-out;
}

@keyframes float-sphere {
  0% { transform: translateY(0) scale(1); }
  100% { transform: translateY(-12px) scale(1.05); }
}

.center-title {
  margin-bottom: 0;
}

/* Newsletter CTA Section */
.cta-container {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 64px 40px 0;
  text-align: center;
  backdrop-filter: blur(16px);
  position: relative;
  overflow: hidden;
}

.email-icon-box {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--purple-light);
  margin: 0 auto 20px;
}

.cta-title {
  font-family: var(--font-serif);
  font-size: 3.4rem;
  font-weight: 400;
  margin-bottom: 12px;
}

.cta-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto 36px;
}

.newsletter-form {
  max-width: 480px;
  margin: 0 auto 28px;
  position: relative;
}

.newsletter-input {
  width: 100%;
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-pill);
  padding: 14px 150px 14px 24px;
  color: var(--text-primary);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition);
}

.newsletter-input:focus {
  border-color: var(--purple-primary);
}

.form-submit-btn {
  position: absolute;
  right: 6px;
  top: 6px;
  bottom: 6px;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  padding: 0 20px;
}

.cta-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 48px;
}

/* Ticker Marquee */
.ticker-marquee {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 20px 0;
  display: flex;
  align-items: center;
  gap: 32px;
  overflow: hidden;
}

.ticker-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  white-space: nowrap;
}

.ticker-track {
  display: flex;
  align-items: center;
  gap: 24px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
  animation: scroll-ticker 25s linear infinite;
  white-space: nowrap;
}

.ticker-dot {
  color: var(--purple-light);
}

@keyframes scroll-ticker {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Footer */
.footer {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 60px 0 40px;
}

.footer-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 48px;
}

.footer-logo {
  margin-bottom: 16px;
}

.brand-desc {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-secondary);
  max-width: 360px;
}

.col-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.footer-link {
  display: block;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  margin-bottom: 12px;
  transition: var(--transition);
}

.footer-link:hover {
  color: var(--purple-light);
}

/* Toast */
.toast {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: #0C0C0E;
  border: 1px solid var(--purple-primary);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7), 0 0 20px var(--purple-glow);
  padding: 14px 20px;
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 999;
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: var(--transition);
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(4, 4, 6, 0.88);
  backdrop-filter: blur(14px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-card {
  background: #0C0C0E;
  border: 1px solid rgba(123, 57, 252, 0.3);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 560px;
  padding: 36px;
  position: relative;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.85), 0 0 35px var(--purple-glow);
  transform: scale(0.95);
  transition: var(--transition);
}

.modal-overlay.open .modal-card {
  transform: scale(1);
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 24px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.8rem;
  cursor: pointer;
  transition: var(--transition);
}

.modal-close:hover { color: var(--text-primary); }

.modal-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--purple-light);
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.modal-header h2 {
  font-size: 1.75rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.modal-header p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.corridor-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
}

.corridor-btn {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  cursor: pointer;
  transition: var(--transition);
  text-align: left;
}

.corridor-btn:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(123, 57, 252, 0.35);
}

.corridor-btn.active {
  background: rgba(123, 57, 252, 0.15);
  border-color: var(--purple-primary);
}

.corridor-flag { font-size: 1.4rem; }

.corridor-info {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.corridor-name {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.corridor-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.corridor-apy {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--purple-light);
}

.portal-form {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  padding: 20px;
}

.form-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.balance-text { color: var(--text-muted); }

.input-group {
  position: relative;
  margin-bottom: 20px;
}

.input-group input {
  width: 100%;
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  padding: 12px 60px 12px 16px;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 1.2rem;
  outline: none;
  transition: var(--transition);
}

.input-group input:focus { border-color: var(--purple-primary); }

.max-btn {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(123, 57, 252, 0.2);
  border: none;
  color: var(--purple-light);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 4px;
  cursor: pointer;
}

.portal-details {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 16px;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.detail-val { font-weight: 500; }
.purple-text { color: var(--purple-light); }

.portal-action-btn {
  width: 100%;
  padding: 14px;
  font-size: 1rem;
}

/* Docs / Whitepaper Modal */
.docs-modal-card {
  max-width: 680px;
  max-height: 85vh;
  overflow-y: auto;
}

.whitepaper-content h3 {
  font-size: 1.15rem;
  color: var(--text-primary);
  margin: 20px 0 10px;
}

.whitepaper-content p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 12px;
}

.code-box {
  background: #060608;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  padding: 16px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--purple-light);
}

/* Responsive */
@media (max-width: 1024px) {
  .hero-title { font-size: 3.2rem; }
  .bento-grid { grid-template-columns: 1fr; }
  .card-onchain { grid-row: span 1; min-height: 300px; }
  .grid-3 { grid-template-columns: 1fr; }
  .footer-container { grid-template-columns: 1fr 1fr; gap: 32px; }
  .settlement-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-menu { display: none; }
  .hero-title { font-size: 2.5rem; }
  .partner-top { flex-direction: column; align-items: flex-start; gap: 20px; }
  .partner-logos { flex-wrap: wrap; }
  .footer-container { grid-template-columns: 1fr; }
}