:root {
  --background: #0a0c10;
  --foreground: #e2e2e8;
  --card: #151921;
  --card-foreground: #e2e2e8;
  --popover: #1C222C;
  --popover-foreground: #e2e2e8;
  --primary: #2970ff;
  --primary-foreground: #ffffff;
  --secondary: #14d1ff;
  --secondary-foreground: #003543;
  --muted: #1e2024;
  --muted-foreground: #94a3b8;
  --accent: #282a2e;
  --accent-foreground: #e2e2e8;
  --destructive: #ffb4ab;
  --destructive-foreground: #690005;
  --border: #282a2e;
  --input: rgba(255, 255, 255, 0.05);
  --ring: #2970ff;
  --radius: 0.5rem;
}

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

html {
  scroll-behavior: smooth;
  font-family: 'Hanken Grotesk', system-ui, -apple-system, sans-serif;
  background-color: var(--background);
  color: var(--foreground);
  line-height: 1.5;
}

body {
  overflow-x: hidden;
}

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

ul {
  list-style: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: 1.5rem;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 1rem;
}

p {
  color: var(--muted-foreground);
  margin-bottom: 1.5rem;
  font-size: 1.125rem;
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 72px;
  background-color: rgba(10, 12, 16, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  display: flex;
  align-items: center;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.25rem;
}

.logo img {
  height: 32px;
  width: 32px;
}

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--primary);
}

.nav-links .btn {
  margin-left: 1rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
}

.btn:focus-visible {
  outline: 2px solid var(--ring);
  outline-offset: 2px;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--primary-foreground);
}

.btn-primary:hover {
  background-color: #1e5ce6;
}

.btn-secondary {
  background-color: transparent;
  color: var(--foreground);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background-color: var(--accent);
}

/* Hero Section */
.hero {
  padding: 12rem 0 6rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 80vw;
  height: 80vw;
  max-width: 800px;
  max-height: 800px;
  background: radial-gradient(circle, rgba(41, 112, 255, 0.15) 0%, rgba(10, 12, 16, 0) 70%);
  z-index: -1;
}

.hero p {
  max-width: 600px;
  margin: 0 auto 2.5rem;
  font-size: 1.25rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 4rem;
}

.hero-image {
  margin: 0 auto;
  max-width: 1000px;
  border-radius: calc(var(--radius) * 2);
  border: 1px solid var(--border);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  overflow: hidden;
}

.hero-image img {
  width: 100%;
  height: auto;
  display: block;
}

/* Trust Bar */
.trust-bar {
  padding: 3rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background-color: rgba(21, 25, 33, 0.3);
}

.trust-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.stat-icon {
  font-size: 1.5rem;
}

.stat-text {
  font-weight: 600;
  color: var(--foreground);
}

/* Features Section */
.features {
  padding: 8rem 0;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.feature-card {
  background-color: var(--card);
  border: 1px solid var(--border);
  padding: 2rem;
  border-radius: var(--radius);
  transition: transform 0.3s, border-color 0.3s;
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary);
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  background-color: rgba(41, 112, 255, 0.1);
  color: var(--primary);
  margin-bottom: 1.5rem;
}

.feature-icon svg {
  width: 24px;
  height: 24px;
}

.feature-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.feature-card p {
  font-size: 1rem;
  margin-bottom: 0;
}

/* AI Spotlight */
.ai-spotlight {
  padding: 8rem 0;
  background-color: var(--card);
  position: relative;
  overflow: hidden;
}

.ai-spotlight .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.ai-image {
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  box-shadow: 0 0 40px rgba(41, 112, 255, 0.1);
}

.ai-image img {
  width: 100%;
  display: block;
  /* Added explicit image dimensions styling if not present in html */
  height: auto;
}

/* CTA Section */
.cta {
  padding: 8rem 0;
  text-align: center;
}

.cta h2 {
  font-size: 3rem;
}

.cta p {
  max-width: 600px;
  margin: 0 auto 2.5rem;
}

/* Footer */
.footer {
  background-color: var(--card);
  padding: 4rem 0 2rem;
  border-top: 1px solid var(--border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 4rem;
  margin-bottom: 3rem;
}

.footer-brand .logo {
  margin-bottom: 1rem;
}

.footer-links h4 {
  font-size: 1rem;
  margin-bottom: 1.5rem;
  color: var(--foreground);
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--muted-foreground);
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--primary);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--muted-foreground);
  font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 992px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .ai-spotlight .container {
    grid-template-columns: 1fr;
  }
  .trust-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .hero {
    padding: 8rem 0 4rem;
  }
  .hero-actions {
    flex-direction: column;
  }
  .nav-links {
    display: none; /* Add mobile menu JS later if needed */
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}