body {
    font-family: 'Inter', 'Noto Sans JP', sans-serif;
    background-color: #000;
    color: #fff;
    overflow-x: hidden;
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 1.2s cubic-bezier(0.22, 1, 0.36, 1);
}

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

@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

.glass-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.logo-img {
    filter: invert(1) brightness(2);
    object-fit: contain;
}

.cta-button {
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    cursor: pointer;
}
.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(120deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: all 0.6s;
}
.cta-button:hover::before {
    left: 100%;
}
.cta-button:hover {
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.6);
    transform: translateY(-3px);
}