/* Core Design System */
:root {
  --primary-color: #6366f1;
  --secondary-color: #ec4899;
  --bg-color: #0f172a;
  --surface-color: rgba(30, 41, 59, 0.7);
  --text-color: #f8fafc;
  --text-muted: #94a3b8;
  --border-color: rgba(255, 255, 255, 0.1);
  --accent-gradient: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Background Image with Overlay */
.bg-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: url('bg.png') center/cover no-repeat;
  filter: brightness(0.4) blur(10px);
}

.overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: radial-gradient(circle at top right, rgba(99, 102, 241, 0.15), transparent),
              radial-gradient(circle at bottom left, rgba(236, 72, 153, 0.1), transparent);
}

/* Landing Section */
.hero {
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 2rem;
}

.logo-img {
  width: 80px;
  height: 80px;
  margin-bottom: 2rem;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
  100% { transform: translateY(0px); }
}

h1 {
  font-size: 4rem;
  font-weight: 800;
  margin-bottom: 1rem;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.02em;
}

p.subtitle {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 600px;
  margin-bottom: 2.5rem;
}

/* Premium Card */
.glass-card {
  background: var(--surface-color);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 3rem;
  max-width: 800px;
  width: 90%;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

.cta-button {
  padding: 1rem 2.5rem;
  font-size: 1.1rem;
  font-weight: 600;
  color: white;
  background: var(--accent-gradient);
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.3s;
  text-decoration: none;
  display: inline-block;
}

.cta-button:hover {
  transform: scale(1.05);
  box-shadow: 0 10px 20px rgba(99, 102, 241, 0.4);
}

/* Minimal Animations */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}