:root {
  --bg-deep: #060a12;
  --bg: #0a0e17;
  --bg-elevated: #111827;
  --bg-card: rgba(17,24,39,0.7);
  --border: rgba(37,211,102,0.15);
  --border-hover: rgba(37,211,102,0.4);
  --accent: #25D366;
  --accent-glow: rgba(37,211,102,0.3);
  --accent-bright: #4ade80;
  --text: #e5e7eb;
  --text-muted: #9ca3af;
  --text-dim: #6b7280;
  --radius: 14px;
  --radius-lg: 20px;
  --shadow: 0 4px 20px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 40px rgba(37,211,102,0.08);
  --max-width: 1200px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent-bright); text-decoration: none; }

/* Animated grid background */
.grid-bg {
  position: relative;
  overflow: hidden;
}
.grid-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(37,211,102,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,211,102,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  animation: gridMove 20s linear infinite;
}
@keyframes gridMove {
  0% { transform: translate(0,0); }
  100% { transform: translate(60px,60px); }
}

/* Floating particles */
.particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.particle {
  position: absolute;
  width: 2px; height: 2px;
  background: var(--accent);
  border-radius: 50%;
  opacity: 0.3;
  animation: floatUp linear infinite;
}
.particle:nth-child(1) { left: 10%; animation-duration: 15s; animation-delay: 0s; }
.particle:nth-child(2) { left: 25%; animation-duration: 18s; animation-delay: 2s; }
.particle:nth-child(3) { left: 40%; animation-duration: 12s; animation-delay: 4s; }
.particle:nth-child(4) { left: 55%; animation-duration: 20s; animation-delay: 1s; }
.particle:nth-child(5) { left: 70%; animation-duration: 16s; animation-delay: 3s; }
.particle:nth-child(6) { left: 85%; animation-duration: 14s; animation-delay: 5s; }
.particle:nth-child(7) { left: 15%; animation-duration: 22s; animation-delay: 6s; }
.particle:nth-child(8) { left: 50%; animation-duration: 17s; animation-delay: 7s; }
.particle:nth-child(9) { left: 80%; animation-duration: 19s; animation-delay: 8s; }
.particle:nth-child(10) { left: 35%; animation-duration: 13s; animation-delay: 9s; }
@keyframes floatUp {
  0% { transform: translateY(100vh) scale(0); opacity: 0; }
  10% { opacity: 0.5; }
  90% { opacity: 0.5; }
  100% { transform: translateY(-100px) scale(1.5); opacity: 0; }
}

/* Glowing orb */
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.orb-green {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(37,211,102,0.12), transparent 70%);
  top: -10%; right: -10%;
  animation: orbPulse 8s ease-in-out infinite;
}
.orb-blue {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(18,140,126,0.08), transparent 70%);
  bottom: -10%; left: -5%;
  animation: orbPulse 10s ease-in-out infinite 2s;
}
@keyframes orbPulse {
  0%, 100% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.15); opacity: 1; }
}

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(6,10,18,0.85);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: var(--max-width); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px;
}
.nav-logo { display: flex; align-items: center; gap: 10px; }
.nav-logo img { height: 40px; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a {
  font-size: 14px; font-weight: 500; color: var(--text-muted);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); text-decoration: none; }
.nav-cta {
  background: linear-gradient(135deg, var(--accent), #128C7E);
  color: var(--bg-deep) !important;
  padding: 10px 22px; border-radius: 24px; font-weight: 600; font-size: 13px;
  transition: all 0.3s;
  box-shadow: 0 0 20px rgba(37,211,102,0.2);
}
.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 30px rgba(37,211,102,0.35);
  color: var(--bg-deep) !important;
}
.nav-lang {
  font-size: 12px; color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 5px 12px; border-radius: 12px;
  transition: all 0.2s;
}
.nav-lang:hover { border-color: var(--accent); color: var(--accent); }

/* Hero */
.hero {
  background: var(--bg-deep);
  padding: 100px 24px 120px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero-inner { max-width: var(--max-width); margin: 0 auto; position: relative; z-index: 2; }
.hero-badge {
  display: inline-block;
  background: rgba(37,211,102,0.08);
  color: var(--accent-bright);
  padding: 8px 20px; border-radius: 24px;
  font-size: 13px; font-weight: 600;
  border: 1px solid var(--border);
  margin-bottom: 28px;
  letter-spacing: 0.5px;
}
.hero h1 {
  font-size: 54px; font-weight: 800; line-height: 1.1;
  margin-bottom: 24px; letter-spacing: -0.02em;
}
.hero h1 .highlight {
  background: linear-gradient(135deg, var(--accent), var(--accent-bright));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.hero p {
  font-size: 20px; color: var(--text-muted); max-width: 640px;
  margin: 0 auto 40px;
}
.hero-btns { display: flex; gap: 16px; justify-content: center; }

/* Buttons */
.btn-primary {
  background: linear-gradient(135deg, var(--accent), #128C7E);
  color: var(--bg-deep);
  padding: 14px 32px; border-radius: 28px;
  font-size: 16px; font-weight: 600; border: none; cursor: pointer;
  transition: all 0.3s;
  display: inline-flex; align-items: center; gap: 8px;
  box-shadow: 0 0 20px rgba(37,211,102,0.2);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 35px rgba(37,211,102,0.35);
  text-decoration: none;
  color: var(--bg-deep);
}
.btn-secondary {
  background: transparent; color: var(--text);
  padding: 14px 32px; border-radius: 28px;
  font-size: 16px; font-weight: 600;
  border: 1px solid var(--border-hover); cursor: pointer;
  transition: all 0.3s;
  display: inline-flex; align-items: center; gap: 8px;
}
.btn-secondary:hover {
  background: rgba(37,211,102,0.08);
  border-color: var(--accent);
  color: var(--accent-bright);
  text-decoration: none;
}

/* Section */
.section { padding: 100px 24px; position: relative; }
.section-inner { max-width: var(--max-width); margin: 0 auto; position: relative; z-index: 2; }
.section-header { text-align: center; margin-bottom: 64px; }
.section-header h2 { font-size: 38px; font-weight: 700; margin-bottom: 16px; color: var(--text); }
.section-header p { font-size: 18px; color: var(--text-muted); max-width: 560px; margin: 0 auto; }

/* Glass cards */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all 0.3s;
}
.card:hover {
  transform: translateY(-6px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-glow);
}
.card-icon {
  width: 52px; height: 52px; border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(37,211,102,0.15), rgba(18,140,126,0.1));
  display: flex; align-items: center; justify-content: center;
  color: var(--accent); font-size: 22px;
  margin-bottom: 20px;
  border: 1px solid var(--border);
}
.card h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; color: var(--text); }
.card p { font-size: 14px; color: var(--text-muted); line-height: 1.65; }

/* Feature rows */
.feature-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center;
  margin-bottom: 100px;
}
.feature-row.reverse { direction: rtl; }
.feature-row.reverse > * { direction: ltr; }
.feature-text h3 { font-size: 32px; font-weight: 700; margin-bottom: 16px; color: var(--text); }
.feature-text p { font-size: 16px; color: var(--text-muted); margin-bottom: 20px; }
.feature-text ul { list-style: none; }
.feature-text li {
  padding: 10px 0; padding-left: 28px; position: relative;
  font-size: 15px; color: var(--text-muted);
}
.feature-text li::before {
  content: '›'; position: absolute; left: 0;
  color: var(--accent); font-weight: 700; font-size: 18px;
}

/* Pricing */
.pricing-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 24px; max-width: 800px; margin: 0 auto; }
.pricing-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 48px 36px; text-align: center; transition: all 0.3s;
}
.pricing-card.popular {
  border-color: var(--accent);
  position: relative;
  transform: scale(1.03);
  box-shadow: 0 0 40px rgba(37,211,102,0.1);
}
.pricing-card.popular::before {
  content: 'POPULAR'; position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent), #128C7E);
  color: var(--bg-deep); font-size: 11px; font-weight: 700;
  padding: 5px 18px; border-radius: 12px; letter-spacing: 1px;
}
.pricing-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 8px; color: var(--text); }
.pricing-card .price { font-size: 44px; font-weight: 800; margin: 20px 0; color: var(--accent); }
.pricing-card .price span { font-size: 16px; font-weight: 500; color: var(--text-muted); }
.pricing-card ul { list-style: none; text-align: left; margin: 28px 0; }
.pricing-card li { padding: 10px 0; font-size: 14px; color: var(--text-muted); }
.pricing-card li::before { content: '›'; color: var(--accent); margin-right: 10px; font-weight: 700; }

/* Footer */
.footer {
  background: var(--bg-deep);
  border-top: 1px solid var(--border);
  color: var(--text); padding: 60px 24px 30px;
}
.footer-inner { max-width: var(--max-width); margin: 0 auto; }
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px;
}
.footer-brand p { color: var(--text-dim); font-size: 14px; margin-top: 12px; }
.footer h4 { font-size: 14px; font-weight: 600; margin-bottom: 16px; color: var(--text); }
.footer a { color: var(--text-dim); font-size: 14px; display: block; padding: 5px 0; transition: color 0.2s; }
.footer a:hover { color: var(--accent); text-decoration: none; }
.footer-bottom {
  border-top: 1px solid var(--border); padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center;
  color: var(--text-dim); font-size: 13px;
}

/* Responsive */
@media (max-width: 768px) {
  .hero h1 { font-size: 36px; }
  .hero p { font-size: 17px; }
  .nav-links { display: none; }
  .feature-row { grid-template-columns: 1fr; gap: 40px; }
  .feature-row.reverse { direction: ltr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .pricing-cards { grid-template-columns: 1fr; }
}

/* CTA section */
.cta-section {
  background: linear-gradient(135deg, #060a12, #0d1f1a);
  position: relative;
  overflow: hidden;
  text-align: center; padding: 100px 24px;
}
.cta-section::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(37,211,102,0.08) 0%, transparent 60%);
  pointer-events: none;
}
.cta-section h2 { font-size: 38px; font-weight: 700; margin-bottom: 16px; color: var(--text); position: relative; z-index: 2; }
.cta-section p { font-size: 18px; color: var(--text-muted); margin-bottom: 32px; position: relative; z-index: 2; }
.cta-section .btn-primary { background: var(--text); color: var(--bg-deep); }
.cta-section .btn-primary:hover { box-shadow: 0 0 35px rgba(255,255,255,0.15); }

/* Stats */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; margin: 40px 0; }
.stat-number { font-size: 40px; font-weight: 800; color: var(--accent); }
.stat-label { font-size: 14px; color: var(--text-muted); margin-top: 6px; }

/* Steps */
.steps { display: flex; justify-content: space-between; gap: 24px; margin-top: 48px; }
.step { flex: 1; text-align: center; position: relative; }
.step::after {
  content: '→'; position: absolute; right: -18px; top: 20px;
  color: var(--accent); font-size: 20px; font-weight: 700;
}
.step:last-child::after { display: none; }
.step-num {
  width: 52px; height: 52px; border-radius: 50%;
  background: linear-gradient(135deg, rgba(37,211,102,0.15), rgba(18,140,126,0.1));
  border: 1px solid var(--border);
  color: var(--accent); display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 18px; margin: 0 auto 20px;
  box-shadow: 0 0 20px rgba(37,211,102,0.1);
}
.step h4 { font-size: 16px; font-weight: 700; margin-bottom: 10px; color: var(--text); }
.step p { font-size: 14px; color: var(--text-muted); }

/* Comparison table */
.compare-table { width: 100%; border-collapse: collapse; margin-top: 24px; }
.compare-table th, .compare-table td {
  padding: 14px 16px; text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.compare-table th { font-weight: 600; color: var(--text-dim); font-size: 12px; text-transform: uppercase; letter-spacing: 0.5px; }
.compare-table td:first-child { font-weight: 600; color: var(--text); }
.compare-table tr:hover td { background: rgba(37,211,102,0.03); }
.check { color: var(--accent); font-weight: 700; }
.cross { color: #ef4444; }

/* Badge */
.badge {
  display: inline-block; padding: 5px 12px; border-radius: 8px;
  font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;
}
.badge-green { background: rgba(37,211,102,0.1); color: var(--accent); border: 1px solid var(--border); }

/* Tech visuals (from before, enhanced) */
.tech-viz {
  background: linear-gradient(145deg, #0c1220 0%, #111827 50%, #0a1020 100%);
  border-radius: var(--radius-lg);
  min-height: 280px;
  display: flex; align-items: center; justify-content: center;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
}
.tech-viz::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 30% 50%, rgba(37,211,102,0.06) 0%, transparent 50%),
    radial-gradient(circle at 70% 30%, rgba(18,140,126,0.04) 0%, transparent 50%);
  pointer-events: none;
}

/* Network globe */
.network-globe {
  width: 160px; height: 160px;
  border: 2px solid rgba(37,211,102,0.25);
  border-radius: 50%;
  position: relative;
  animation: globePulse 3s ease-in-out infinite;
}
.network-globe::before {
  content: ''; position: absolute; inset: -4px;
  border: 1px solid rgba(37,211,102,0.08);
  border-radius: 50%;
  animation: globePulse 3s ease-in-out infinite 0.5s;
}
.network-globe::after {
  content: ''; position: absolute; inset: 20px;
  border: 1px solid rgba(37,211,102,0.15);
  border-radius: 50%;
}
.globe-node {
  position: absolute; width: 8px; height: 8px;
  background: var(--accent); border-radius: 50%;
  box-shadow: 0 0 12px var(--accent);
}
.globe-node:nth-child(1) { top: 20%; left: 30%; animation: nodePulse 2s ease-in-out infinite; }
.globe-node:nth-child(2) { top: 40%; right: 20%; animation: nodePulse 2s ease-in-out infinite 0.3s; }
.globe-node:nth-child(3) { bottom: 30%; left: 25%; animation: nodePulse 2s ease-in-out infinite 0.6s; }
.globe-node:nth-child(4) { bottom: 25%; right: 30%; animation: nodePulse 2s ease-in-out infinite 0.9s; }
.globe-node:nth-child(5) { top: 50%; left: 50%; transform: translate(-50%,-50%); animation: nodePulse 2s ease-in-out infinite 1.2s; }
.globe-arc {
  position: absolute; width: 100%; height: 100%;
  border: 1px solid transparent;
  border-top-color: rgba(37,211,102,0.15);
  border-radius: 50%;
  animation: arcSpin 8s linear infinite;
}
.globe-arc:nth-child(6) { transform: rotateX(60deg); }
.globe-arc:nth-child(7) { transform: rotateY(60deg); animation-direction: reverse; }

@keyframes globePulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.03); opacity: 0.8; }
}
@keyframes nodePulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.5); opacity: 0.6; }
}
@keyframes arcSpin {
  from { transform: rotateX(60deg) rotateZ(0deg); }
  to { transform: rotateX(60deg) rotateZ(360deg); }
}

/* Radar scan */
.radar-container { width: 160px; height: 160px; position: relative; }
.radar-circle {
  position: absolute; inset: 0;
  border: 1px solid rgba(37,211,102,0.15); border-radius: 50%;
}
.radar-circle:nth-child(2) { inset: 20px; }
.radar-circle:nth-child(3) { inset: 40px; }
.radar-circle:nth-child(4) { inset: 60px; }
.radar-sweep {
  position: absolute; inset: 0; border-radius: 50%;
  background: conic-gradient(from 0deg, transparent 0deg, rgba(37,211,102,0.1) 60deg, transparent 60deg);
  animation: radarSweep 3s linear infinite;
}
.radar-center {
  position: absolute; top: 50%; left: 50%;
  width: 12px; height: 12px;
  background: var(--accent); border-radius: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 20px var(--accent);
}
.radar-dot {
  position: absolute; width: 6px; height: 6px;
  background: var(--accent); border-radius: 50%;
  animation: radarDot 3s ease-in-out infinite;
}
.radar-dot:nth-child(6) { top: 25%; left: 60%; }
.radar-dot:nth-child(7) { top: 60%; left: 30%; animation-delay: 1s; }
.radar-dot:nth-child(8) { top: 35%; left: 35%; animation-delay: 2s; }

@keyframes radarSweep {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
@keyframes radarDot {
  0%, 100% { opacity: 0.3; transform: scale(0.8); }
  50% { opacity: 1; transform: scale(1.2); box-shadow: 0 0 8px var(--accent); }
}

/* Shield verify */
.shield-container { width: 140px; height: 160px; position: relative; display: flex; align-items: center; justify-content: center; }
.shield-shape {
  width: 100px; height: 120px;
  background: linear-gradient(135deg, rgba(37,211,102,0.12), rgba(18,140,126,0.06));
  border: 2px solid rgba(37,211,102,0.3);
  border-radius: 0 0 50px 50px;
  position: relative;
  animation: shieldGlow 3s ease-in-out infinite;
}
.shield-shape::before {
  content: ''; position: absolute; top: -50px; left: 0; right: 0; height: 50px;
  background: linear-gradient(135deg, rgba(37,211,102,0.12), rgba(18,140,126,0.06));
  border: 2px solid rgba(37,211,102,0.3); border-bottom: none;
  border-radius: 50px 50px 0 0;
}
.shield-check {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -30%);
  font-size: 40px; color: var(--accent);
  text-shadow: 0 0 20px var(--accent);
  animation: checkPop 2s ease-in-out infinite;
}
.shield-ring {
  position: absolute; inset: -20px;
  border: 1px solid rgba(37,211,102,0.08);
  border-radius: 50%;
  animation: ringExpand 3s ease-out infinite;
}

@keyframes shieldGlow {
  0%, 100% { box-shadow: 0 0 20px rgba(37,211,102,0.08); }
  50% { box-shadow: 0 0 40px rgba(37,211,102,0.2); }
}
@keyframes checkPop {
  0%, 100% { transform: translate(-50%, -30%) scale(1); }
  50% { transform: translate(-50%, -30%) scale(1.1); }
}
@keyframes ringExpand {
  0% { transform: scale(0.8); opacity: 0.5; }
  100% { transform: scale(1.3); opacity: 0; }
}

/* Scroll hint */
.scroll { overflow-x: auto; }
.scroll::-webkit-scrollbar { height: 6px; }
.scroll::-webkit-scrollbar-track { background: var(--bg-elevated); border-radius: 3px; }
.scroll::-webkit-scrollbar-thumb { background: var(--border-hover); border-radius: 3px; }