/* === Reset & Base === */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: #0a0a0f;
  color: #e2e8f0;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

a { color: inherit; text-decoration: none; }

/* === Nav === */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 64px;
}

.logo {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.3px;
}

.nav-cta {
  font-size: 14px;
  font-weight: 600;
  padding: 8px 20px;
  border-radius: 8px;
  background: rgba(99, 102, 241, 0.15);
  color: #818cf8;
  transition: all 0.2s;
}
.nav-cta:hover { background: rgba(99, 102, 241, 0.25); }

/* === Buttons === */
.btn {
  display: inline-block;
  font-weight: 600;
  font-size: 15px;
  padding: 12px 28px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}
.btn-primary {
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  color: #fff;
  box-shadow: 0 4px 16px rgba(99, 102, 241, 0.3);
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(99, 102, 241, 0.4);
}
.btn-lg { padding: 16px 36px; font-size: 16px; }

/* === Hero === */
.hero {
  position: relative;
  padding: 160px 0 100px;
  text-align: center;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 600px;
  background: radial-gradient(ellipse, rgba(99, 102, 241, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  color: #818cf8;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.2);
  margin-bottom: 28px;
}

.hero h1 {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 800;
  letter-spacing: -1.5px;
  line-height: 1.1;
  color: #fff;
  margin-bottom: 20px;
}

.hero-sub {
  font-size: 18px;
  color: #94a3b8;
  max-width: 600px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

.hero-note {
  margin-top: 14px;
  font-size: 13px;
  color: #64748b;
}

/* === Regulators bar === */
.regulators {
  padding: 48px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.section-label {
  text-align: center;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: #64748b;
  margin-bottom: 24px;
}

.regulator-logos {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.regulator-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.regulator-abbr {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  letter-spacing: 1px;
}

.regulator-name {
  font-size: 11px;
  color: #64748b;
  text-align: center;
  max-width: 180px;
}

/* === Features === */
.features {
  padding: 100px 0;
}

.section-title {
  text-align: center;
  font-size: 32px;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.5px;
  margin-bottom: 56px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.feature-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 16px;
  padding: 36px 28px;
  transition: all 0.3s;
}
.feature-card:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(99, 102, 241, 0.2);
  transform: translateY(-2px);
}

.feature-icon {
  font-size: 32px;
  margin-bottom: 16px;
}

.feature-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
}

.feature-card p {
  font-size: 15px;
  color: #94a3b8;
  line-height: 1.7;
}

/* === How it Works === */
.how-it-works {
  padding: 80px 0 100px;
  background: rgba(255, 255, 255, 0.01);
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.steps {
  max-width: 640px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.step-num {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  color: #fff;
  font-weight: 700;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.step-content h3 {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
}

.step-content p {
  font-size: 15px;
  color: #94a3b8;
  line-height: 1.6;
}

/* === Sample Digest === */
.sample {
  padding: 80px 0;
}

.sample-digest {
  max-width: 600px;
  margin: 0 auto;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.sample-header {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  padding: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 700;
  font-size: 16px;
  color: #fff;
}

.sample-date {
  font-size: 13px;
  font-weight: 400;
  color: #94a3b8;
}

.sample-body {
  background: #fff;
  padding: 24px;
}

.sample-section {
  margin-bottom: 20px;
}

.sample-section h4 {
  font-size: 14px;
  font-weight: 700;
  color: #1a5276;
  border-bottom: 2px solid #1a5276;
  padding-bottom: 6px;
  margin-bottom: 16px;
}

.sample-section:nth-child(2) h4 { color: #196f3d; border-color: #196f3d; }
.sample-section:nth-child(3) h4 { color: #7d3c98; border-color: #7d3c98; }

.sample-item {
  margin-bottom: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid #eee;
}
.sample-item:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }

.sample-item-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 6px;
}

.sample-title {
  font-size: 14px;
  font-weight: 600;
  color: #1a5276;
}

.sample-item p {
  font-size: 13px;
  color: #444;
  line-height: 1.6;
}

.badge {
  flex-shrink: 0;
  display: inline-block;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
}
.badge-high { background: #fde8e8; color: #e74c3c; }
.badge-medium { background: #fef3cd; color: #b8860b; }
.badge-low { background: #d4edda; color: #27ae60; }

/* === Waitlist === */
.waitlist {
  padding: 100px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.waitlist-sub {
  text-align: center;
  color: #94a3b8;
  font-size: 16px;
  margin-bottom: 36px;
}

.waitlist-form {
  max-width: 560px;
  margin: 0 auto;
}

.form-row {
  display: flex;
  gap: 12px;
  margin-bottom: 12px;
}

.form-input {
  flex: 1;
  padding: 14px 16px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.04);
  color: #e2e8f0;
  font-size: 15px;
  font-family: inherit;
  outline: none;
  transition: all 0.2s;
}
.form-input:focus {
  border-color: #6366f1;
  background: rgba(99, 102, 241, 0.05);
}
.form-input::placeholder { color: #64748b; }

.form-message {
  text-align: center;
  margin-top: 12px;
  font-size: 14px;
  min-height: 20px;
}
.form-message.success { color: #34d399; }
.form-message.error { color: #f87171; }

/* === Footer === */
.footer {
  padding: 60px 0 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.footer-brand p {
  margin-top: 8px;
  font-size: 14px;
  color: #64748b;
}

.footer-disclaimer {
  padding: 16px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.04);
}
.footer-disclaimer p {
  font-size: 12px;
  color: #64748b;
  line-height: 1.6;
}

.footer-bottom p {
  font-size: 12px;
  color: #475569;
}

/* === Responsive === */
@media (max-width: 640px) {
  .hero { padding: 120px 0 60px; }
  .hero h1 { font-size: 32px; }
  .hero-sub { font-size: 16px; }
  .form-row { flex-direction: column; }
  .regulator-logos { gap: 24px; }
  .features-grid { grid-template-columns: 1fr; }
  .sample-item-header { flex-direction: column; gap: 6px; }
  .section-title { font-size: 26px; }
}