:root {
  --bg-color: #0a0a0a;
  --text-primary: #ffffff;
  --text-secondary: #a1a1aa;
  --accent-primary: #3b82f6;
  --accent-secondary: #8b5cf6;
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
  --font-main: "Outfit", sans-serif;
  --transition-speed: 0.3s;
}

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

body {
  background-color: var(--bg-color);
  color: var(--text-primary);
  font-family: var(--font-main);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Background Gradients */
body::before {
  content: "";
  position: absolute;
  top: -20%;
  left: -10%;
  width: 50%;
  height: 50%;
  background: radial-gradient(
    circle,
    var(--accent-primary) 0%,
    transparent 70%
  );
  opacity: 0.15;
  filter: blur(100px);
  z-index: -1;
  animation: drift 20s infinite alternate;
}

body::after {
  content: "";
  position: absolute;
  bottom: -20%;
  right: -10%;
  width: 60%;
  height: 60%;
  background: radial-gradient(
    circle,
    var(--accent-secondary) 0%,
    transparent 70%
  );
  opacity: 0.15;
  filter: blur(100px);
  z-index: -1;
  animation: drift 25s infinite alternate-reverse;
}

@keyframes drift {
  0% {
    transform: translate(0, 0);
  }
  100% {
    transform: translate(50px, 50px);
  }
}

header {
  padding: 2rem 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  backdrop-filter: blur(10px);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 100;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(
    135deg,
    var(--text-primary),
    var(--text-secondary)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.05em;
}

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

nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-speed);
  font-size: 0.95rem;
}

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

main {
  flex-grow: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8rem 5% 4rem;
}

.hero {
  max-width: 1000px;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s ease forwards 0.2s;
}

.hero-visual {
  position: relative;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s ease forwards 0.5s;
  display: flex;
  justify-content: center;
}

.hero h1 {
  font-size: 4rem;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

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

.hero p {
  color: var(--text-secondary);
  font-size: 1.25rem;
  margin-bottom: 2.5rem;
  max-width: 90%;
}

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

.btn {
  display: inline-block;
  padding: 12px 32px;
  border-radius: 50px;
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition-speed);
}

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

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(255, 255, 255, 0.1);
}

.btn-secondary {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
  backdrop-filter: blur(5px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.3);
}

/* Card Visual */
.glass-card {
  width: 350px;
  height: 450px;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.05) 0%,
    rgba(255, 255, 255, 0.01) 100%
  );
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  position: relative;
  backdrop-filter: blur(20px);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem;
  overflow: hidden;
  transition: transform 0.3s ease;
}

.glass-card:hover {
  transform: translateY(-5px) rotateY(5deg);
}

.glass-card::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.1) 0%,
    transparent 60%
  );
  opacity: 0;
  transform: translate(var(--mouse-x, -50%), var(--mouse-y, -50%));
  transition: opacity 0.3s;
  pointer-events: none;
}

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

.card-content h3 {
  margin-bottom: 0.5rem;
}

.card-content img {
  position: absolute;
  top: 100px;
  left: 0;
  right: 0;
  width: 100%;
  mix-blend-mode: screen;
}

.card-decoration {
  position: absolute;
  top: 20%;
  left: 20%;
  width: 150px;
  height: 150px;
  background: linear-gradient(
    135deg,
    var(--accent-primary),
    var(--accent-secondary)
  );
  filter: blur(50px);
  border-radius: 50%;
  opacity: 0.6;
  animation: pulse 4s infinite alternate;
}

@keyframes pulse {
  0% {
    transform: scale(1);
    opacity: 0.6;
  }
  100% {
    transform: scale(1.1);
    opacity: 0.8;
  }
}

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 3rem;
  }

  .hero h1 {
    font-size: 3rem;
  }

  .hero p {
    margin: 0 auto 2rem;
  }

  .cta-group {
    justify-content: center;
  }

  .hero-visual {
    display: none; /* Hide visual on mobile for simplicity or adjust */
  }
}