body { font-family: 'Inter', sans-serif; background-color: #f9f9f9; }
        .hero-gradient { background: linear-gradient(rgba(0,0,0,0.3), rgba(0,0,0,0.3)), url('https://sc02.alicdn.com/kf/Ae53df308e40f4551ad78740476aa6413t.png'); background-size: cover; background-position: center; }
        .bento-card { background: white; border-radius: 24px; transition: all 0.3s ease; border: 1px solid #eee; overflow: hidden; }
        .bento-card:hover { transform: translateY(-5px); box-shadow: 0 20px 40px rgba(0,0,0,0.05); }
        .orange-btn { background-color: #FF5A1F; transition: background-color 0.3s; }
        .orange-btn:hover { background-color: #E04E1A; }
        .sticky-nav { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,0.8); backdrop-filter: blur(10px); }