:root {
    --primary-600: #3b82f6;
    --primary-700: #2563eb;
    --accent-600: #8b5cf6;
    --accent-700: #7c3aed;
}
body { font-family: 'Inter', sans-serif; }
.gradient-text {
    background: linear-gradient(135deg, var(--primary-600), var(--accent-600));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-visual {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(139, 92, 246, 0.1));
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}
.card-hover {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.card-hover:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
}
.form-input {
    transition: all 0.3s ease;
}
.form-input:focus {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -5px rgba(59, 130, 246, 0.2);
}
.btn-primary {
    background: linear-gradient(135deg, var(--primary-600), var(--accent-600));
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}
.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}
.btn-primary:hover::before {
    left: 100%;
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -5px rgba(59, 130, 246, 0.4);
}
.nav-link {
    position: relative;
    transition: color 0.3s ease;
}
.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 50%;
    background: linear-gradient(90deg, var(--primary-600), var(--accent-600));
    transition: all 0.3s ease;
}
.nav-link:hover::after {
    width: 100%;
    left: 0;
}
.blockchain-cube {
    animation: float 6s ease-in-out infinite;
}
@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}
.service-icon {
    background: linear-gradient(135deg, var(--primary-600), var(--accent-600));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}