:root {
  --navy-950: #0a0f1d;
  --navy-900: #0f172a;
  --navy-800: #1e293b;
  --navy-700: #334155;
  --emerald-500: #10b981;
  --emerald-600: #059669;
  --emerald-700: #047857;
  --emerald-soft: rgba(16, 185, 129, 0.12);
  --blue-500: #0284c7;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --border-light: rgba(255, 255, 255, 0.08);
  --border-emerald: rgba(16, 185, 129, 0.25);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--navy-950);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 15, 29, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  height: 76px;
  display: flex;
  align-items: center;
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-main);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}

.brand-badge {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--emerald-500), var(--blue-500));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 900;
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
}

.brand-dot {
  color: var(--emerald-500);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 550;
  transition: color 0.15s;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 9px;
  font-size: 0.92rem;
  font-weight: 650;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--emerald-500), var(--emerald-600));
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(16, 185, 129, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--emerald-600), var(--emerald-700));
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(16, 185, 129, 0.45);
}

.btn-outline {
  background: rgba(30, 41, 59, 0.6);
  border-color: var(--border-light);
  color: var(--text-main);
}

.btn-outline:hover {
  background: var(--navy-800);
  border-color: var(--emerald-500);
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1.05rem;
  border-radius: 12px;
}

/* Hero Section */
.hero {
  padding: 80px 0 60px;
  position: relative;
  text-align: center;
}

.hero-glow {
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.15) 0%, rgba(2, 132, 199, 0.08) 50%, transparent 80%);
  pointer-events: none;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 860px;
  margin: 0 auto;
}

.tag-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 9999px;
  background: var(--emerald-soft);
  border: 1px solid var(--border-emerald);
  color: var(--emerald-500);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 24px;
}

.tag-dot {
  width: 7px;
  height: 7px;
  background: var(--emerald-500);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.hero-title {
  font-size: 3.2rem;
  font-weight: 850;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 22px;
}

.hero-title-accent {
  background: linear-gradient(135deg, #ffffff 30%, var(--emerald-500) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 36px;
}

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

/* Trust Badges */
.trust-bar {
  margin-top: 50px;
  padding: 24px 0;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 36px;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 600;
}

.trust-icon {
  color: var(--emerald-500);
}

/* Features Grid */
.features-section {
  padding: 80px 0;
}

.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 54px;
}

.section-title {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

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

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

.feature-card {
  background: var(--navy-900);
  border: 1px solid var(--border-light);
  border-radius: 16px;
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-emerald);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
}

.feature-icon-box {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--emerald-soft);
  color: var(--emerald-500);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.feature-title {
  font-size: 1.2rem;
  font-weight: 750;
  color: var(--text-main);
}

.feature-desc {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

.feature-badge {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--emerald-500);
  letter-spacing: 0.05em;
  margin-top: auto;
}

/* CTA Banner */
.cta-banner {
  margin: 60px 0 80px;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.95), rgba(30, 41, 59, 0.95));
  border: 1px solid var(--border-emerald);
  border-radius: 20px;
  padding: 56px 40px;
  text-align: center;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.cta-banner h2 {
  font-size: 2.3rem;
  font-weight: 800;
  margin-bottom: 14px;
}

.cta-banner p {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 640px;
  margin: 0 auto 32px;
}

/* Footer */
footer {
  border-top: 1px solid var(--border-light);
  padding: 40px 0;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

/* Responsive */
@media (max-width: 768px) {
  .hero-title {
    font-size: 2.2rem;
  }
  .hero-desc {
    font-size: 1rem;
  }
  .nav-links {
    display: none;
  }
  .hero-cta {
    flex-direction: column;
    width: 100%;
  }
  .hero-cta .btn {
    width: 100%;
  }
}