@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500&family=Outfit:wght@400;600;800&display=swap');

:root {
  --bg-color: #030303;
  --text-color: #ffffff;
  --text-muted: #a0a0a0;
  --accent-blue: #00e5ff;
  --accent-purple: #9d00ff;
  --accent-gradient: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  --glass-bg: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.1);
  --card-bg: rgba(20, 20, 20, 0.8);
  --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --font-body: 'Inter', sans-serif;
  --font-heading: 'Outfit', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1rem;
}

h1 {
  font-size: clamp(3rem, 8vw, 6rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(2rem, 5vw, 4rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.8rem;
  font-weight: 600;
}

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

a {
  color: var(--text-color);
  text-decoration: none;
  transition: var(--transition);
}

/* Utilities */
.text-gradient {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
  display: inline-block;
}

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 8rem 0;
  position: relative;
}

.text-center { text-align: center; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.125rem;
  border-radius: 50px;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  outline: none;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: 0 4px 20px rgba(157, 0, 255, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 229, 255, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--text-color);
  border: 1px solid var(--glass-border);
}

.btn-outline:hover {
  background: var(--glass-bg);
  border-color: var(--accent-blue);
  color: var(--accent-blue);
  transform: translateY(-2px);
}

.btn-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Header */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 1.5rem 0;
  z-index: 100;
  backdrop-filter: blur(10px);
  background: rgba(3, 3, 3, 0.7);
  border-bottom: 1px solid var(--glass-border);
  transition: var(--transition);
}

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

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: 1px;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-muted);
}

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

/* Hamburger for Mobile */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
}
.hamburger span {
  display: block;
  width: 25px;
  height: 2px;
  background-color: var(--text-color);
  transition: var(--transition);
}

/* Mobile Nav */
@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background: var(--bg-color);
    flex-direction: column;
    align-items: center;
    padding-top: 3rem;
    transition: var(--transition);
  }
  .nav-links.active {
    left: 0;
  }
  .hamburger {
    display: flex;
  }
}

/* Footer */
footer {
  border-top: 1px solid var(--glass-border);
  padding: 4rem 0 2rem;
  background: #000;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}
.footer-col h4 {
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
}
.footer-links {
  list-style: none;
}
.footer-links li {
  margin-bottom: 0.8rem;
}
.footer-links a {
  color: var(--text-muted);
}
.footer-links a:hover {
  color: var(--accent-purple);
}
.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--glass-border);
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* 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);
}

/* Grid Layouts */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

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

/* Cards */
.card {
  background: var(--card-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 2.5rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.card:hover {
  transform: translateY(-5px);
  border-color: rgba(0, 229, 255, 0.3);
  box-shadow: 0 10px 40px rgba(0, 229, 255, 0.05);
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at top right, rgba(157, 0, 255, 0.1), transparent 50%);
  opacity: 0;
  transition: var(--transition);
  pointer-events: none;
}

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

/* Background Effects */
.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.4;
  z-index: -1;
  pointer-events: none;
}
.orb-1 {
  top: 10%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: var(--accent-purple);
}
.orb-2 {
  bottom: 20%;
  right: -5%;
  width: 500px;
  height: 500px;
  background: var(--accent-blue);
}

/* specific section tweaks */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 100px;
}
.hero-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}
.trust-strip {
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
  padding: 2rem 0;
  margin-bottom: 4rem;
  background: rgba(0,0,0,0.5);
  overflow: hidden;
}

.trust-logos {
  display: flex;
  gap: 4rem;
  align-items: center;
  justify-content: center;
  opacity: 0.6;
  flex-wrap: wrap;
}
.trust-logos img {
  height: 30px;
  filter: grayscale(100%) brightness(200%);
}