body { 
    font-family: 'Vazirmatn', sans-serif; 
    background-color: #fdfbf7; 
    overflow-x: hidden; 
}

/* Nav Link Hover */
.nav-link { 
    transition: all 0.3s; 
    position: relative; 
}
.nav-link.active::after {
    content: ''; 
    position: absolute; 
    bottom: -4px; 
    right: 0;
    width: 100%; 
    height: 2px; 
    background: #10b981;
}

/* Animations */
.floating { 
    animation: float 6s ease-in-out infinite; 
}
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.reveal { 
    opacity: 0; 
    transform: translateY(30px); 
    transition: all 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.visible { 
    opacity: 1; 
    transform: translateY(0); 
}

.delay-200 { transition-delay: 200ms; }
.delay-400 { transition-delay: 400ms; }
.delay-500 { transition-delay: 500ms; }