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

body {
  font-family: Arial, sans-serif;
  background: #0b1220;
  color: #ffffff;
  line-height: 1.6;
}

a {
  text-decoration: none;
}

.site-header {
  background: #050b16;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  color: #ffffff;
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: 0.5px;
}

.nav-menu {
  display: flex;
  gap: 24px;
}

.nav-menu a {
  color: #dbe7ff;
  font-size: 0.95rem;
}

.nav-menu a:hover {
  color: #7dd3fc;
}

.hero {
  min-height: 78vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 24px;
  background: linear-gradient(135deg, #08101d 0%, #10203d 100%);
}


.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 24px;
  background: radial-gradient(circle at 20% 30%, #0f2a5c 0%, transparent 40%),
              radial-gradient(circle at 80% 70%, #1a3a8a 0%, transparent 40%),
              linear-gradient(135deg, #050b16 0%, #0b1c3d 100%);
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  width: 100%;
  height: 100%;
  background: url('/assets/images/grid.svg');
  opacity: 0.08;
}

.highlight {
  color: #38bdf8;
}

.hero-content {
  position: relative;
  max-width: 900px;
  text-align: center;
  z-index: 2;
}

.hero-content h1 {
  font-size: 3.2rem;
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero-content p {
  max-width: 760px;
  margin: 0 auto 30px;
  color: #c7d5ea;
  font-size: 1.1rem;
}

.hero-content {
  max-width: 900px;
  text-align: center;
}

.hero-content h1 {
  font-size: 3rem;
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero-content p {
  max-width: 760px;
  margin: 0 auto 30px;
  color: #c7d5ea;
  font-size: 1.05rem;
}

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

.kpi-section {
  background: linear-gradient(180deg, #06101f 0%, #0a1528 100%);
  border-top: 1px solid rgba(255,255,255,0.05);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.section-heading {
  text-align: center;
  max-width: 850px;
  margin: 0 auto 40px;
}

.section-heading h2 {
  font-size: 2rem;
  margin-bottom: 16px;
}

.section-heading p {
  color: #c7d5ea;
  font-size: 1rem;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.kpi-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(56,189,248,0.14);
  border-radius: 18px;
  padding: 28px 24px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.18);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.kpi-card:hover {
  transform: translateY(-6px);
  border-color: rgba(56,189,248,0.35);
  box-shadow: 0 16px 36px rgba(0,0,0,0.24);
}

.kpi-label {
  display: inline-block;
  font-size: 0.86rem;
  color: #7dd3fc;
  margin-bottom: 14px;
  letter-spacing: 0.4px;
  text-transform: uppercase;
}

.kpi-card h3 {
  font-size: 2.2rem;
  margin-bottom: 12px;
  color: #ffffff;
}

.kpi-card p {
  color: #c7d5ea;
  font-size: 0.96rem;
  line-height: 1.6;
}

.btn {
  padding: 14px 22px;
  border-radius: 10px;
  font-weight: 600;
  display: inline-block;
}

.btn-primary {
  background: #38bdf8;
  color: #06111f;
}

.btn-secondary {
  border: 1px solid #38bdf8;
  color: #38bdf8;
}

.section-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 70px 24px;
}

.intro h2,
.features h2 {
  font-size: 2rem;
  margin-bottom: 18px;
}

.intro p {
  max-width: 850px;
  color: #c7d5ea;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 30px;
}

.feature-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  padding: 24px;
}

.feature-card h3 {
  margin-bottom: 12px;
  font-size: 1.15rem;
}

.feature-card p {
  color: #c7d5ea;
  font-size: 0.96rem;
}

.site-footer {
  border-top: 1px solid rgba(255,255,255,0.08);
  background: #050b16;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
  text-align: center;
  color: #9fb2cb;
}

@media (max-width: 900px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  
  .kpi-grid {
  grid-template-columns: repeat(2, 1fr);
}

  .hero-content h1 {
    font-size: 2.2rem;
  }
}

@media (max-width: 640px) {
  .nav-container {
    flex-direction: column;
    gap: 14px;
  }

  .nav-menu {
    flex-wrap: wrap;
    justify-content: center;
    gap: 14px;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .kpi-grid {
  grid-template-columns: 1fr;
}

  .use-cases-grid {
  grid-template-columns: 1fr;
}

  .hero-content h1 {
    font-size: 1.8rem;
  }
}

.chart-section {
  background: #050b16;
}

.chart-container {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(56,189,248,0.15);
  border-radius: 18px;
  padding: 24px;
  margin-top: 30px;
}

canvas {
  width: 100% !important;
  height: 420px !important;
}

.use-cases-section {
  background: linear-gradient(180deg, #07111f 0%, #0b1628 100%);
}

.use-cases-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 30px;
}

.use-case-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 18px;
  padding: 28px;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.use-case-card:hover {
  transform: translateY(-6px);
  border-color: rgba(56,189,248,0.3);
  box-shadow: 0 16px 36px rgba(0,0,0,0.22);
}

.use-case-card h3 {
  font-size: 1.25rem;
  margin-bottom: 14px;
  color: #ffffff;
}

.use-case-card p {
  color: #c7d5ea;
  font-size: 0.98rem;
  line-height: 1.7;
}