:root {
  --color-bg: #050505;
  --color-bg-alt: #111111;
  --color-dark: #000000;
  --color-black: #000000;
  --color-accent: #FFD700;
  --color-accent-hover: #E6C200;
  --color-text-main: #E5E7EB;
  --color-text-muted: #9CA3AF;
  --color-text-light: #F3F4F6;
  --color-card-bg: #121212;
  --color-card-border: #27272a;

  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --transition-fast: 0.2s ease;
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
  font-family: var(--font-main);
  background-color: var(--color-bg);
  color: var(--color-text-main);
  line-height: 1.6;
  overflow-x: hidden;
  /* Dark Grid pattern */
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 30px 30px;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -0.02em;
}

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

ul {
  list-style: none;
}

img {
  max-width: 100%;
  display: block;
}

/* Utilities */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.kicker {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 1rem;
  display: block;
}

.text-highlight {
  color: var(--color-accent);
  background: transparent;
  padding: 0;
  display: inline;
  transform: none;
  text-shadow: 0 0 20px rgba(255, 215, 0, 0.3);
}

.btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  background-color: var(--color-accent);
  color: var(--color-black);
  font-weight: 800;
  text-transform: uppercase;
  border: 2px solid var(--color-accent);
  transition: var(--transition-fast);
  cursor: pointer;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  position: relative;
  overflow: hidden;
}

.btn:hover {
  background-color: transparent;
  color: var(--color-accent);
  box-shadow: 0 0 20px rgba(255, 215, 0, 0.2);
  transform: translateY(-2px);
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(5, 5, 5, 0.85);
  backdrop-filter: blur(12px);
  z-index: 1000;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding: 1.25rem 0;
}

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

.logo {
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: -0.05em;
  color: #fff;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  align-items: center;
}

.nav-item {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  transition: var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nav-item:hover {
  color: #fff;
}

.mobile-toggle {
  display: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: #fff;
}

/* Sections */
section {
  padding: 6rem 0;
  position: relative;
}

.section-dark {
  background-color: #000;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.section-dark h2,
.section-dark p {
  color: var(--color-text-light);
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: 900px;
}

.hero-headline {
  font-size: 4.5rem;
  margin-bottom: 1.5rem;
  line-height: 1.05;
  letter-spacing: -0.03em;
  background: linear-gradient(180deg, #fff 0%, #aaa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-lede {
  font-size: 1.25rem;
  margin-bottom: 2.5rem;
  color: var(--color-text-muted);
  max-width: 650px;
  line-height: 1.7;
}

/* Particles / Canvas */
#hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

/* Card Grid Styles */
.grid-cols-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

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

.grid-cols-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  padding: 2.5rem;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.card:hover {
  transform: translateY(-8px);
  border-color: var(--color-accent);
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.5);
  z-index: 2;
}

/* Card Glow Effect */
.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(800px circle at var(--mouse-x) var(--mouse-y), rgba(255, 255, 255, 0.06), transparent 40%);
  opacity: 0;
  transition: opacity 0.5s;
  pointer-events: none;
}

.card:hover::before {
  opacity: 1;
}

.feature-card h3 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
  color: #fff;
}

.feature-card p {
  font-size: 1rem;
  color: var(--color-text-muted);
}

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

.stat-number {
  font-size: 4rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
  margin-bottom: 0.5rem;
  display: block;
  text-shadow: 0 0 20px rgba(255, 255, 255, 0.1);
}

.stat-label {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  opacity: 0.6;
  color: var(--color-accent);
}

/* Testimonials */
.testimonial-card {
  background: var(--color-card-bg);
  padding: 3rem;
  border-left: 2px solid var(--color-accent);
  box-shadow: none;
  border: 1px solid var(--color-card-border);
}

.quote-text {
  font-size: 1.25rem;
  font-style: italic;
  margin-bottom: 1.5rem;
}

.author {
  font-weight: 700;
  display: block;
}

.author-role {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* Footer */
footer {
  background: var(--color-black);
  color: var(--color-text-light);
  padding: 4rem 0 2rem;
  text-align: center;
  font-size: 0.9rem;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 2rem;
  margin-bottom: 2rem;
}

/* Animations */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Mobile Responsive */
@media (max-width: 960px) {
  .hero-headline {
    font-size: 2.5rem;
  }

  .grid-cols-2,
  .grid-cols-3,
  .grid-cols-4,
  .stats-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .mobile-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: white;
    flex-direction: column;
    padding: 2rem;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    transform: translateY(-150%);
    transition: transform 0.3s ease;
  }

  .nav-links.active {
    transform: translateY(0);
  }

  .footer-content {
    flex-direction: column;
    gap: 2rem;
    text-align: left;
  }
}