/* Animations for Ancient Chinese Aesthetic */

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUpFade {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes floatMisty {
    0% {
        transform: translateY(0px) scale(1);
    }
    50% {
        transform: translateY(-10px) scale(1.02);
    }
    100% {
        transform: translateY(0px) scale(1);
    }
}

@keyframes inkSpread {
    from {
        clip-path: circle(0% at 50% 50%);
    }
    to {
        clip-path: circle(150% at 50% 50%);
    }
}

@keyframes letterDrop {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Base utilities for attaching animations */
.animate-fade-in {
    animation: fadeIn 2s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.animate-slide-up {
    animation: slideUpFade 1.8s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

.animate-float {
    animation: floatMisty 10s ease-in-out infinite;
}

/* Staggered text delays for vertical writing (to simulate brush strokes) */
.stagger-1 { animation-delay: 0.2s; opacity: 0; }
.stagger-2 { animation-delay: 0.6s; opacity: 0; }
.stagger-3 { animation-delay: 1.0s; opacity: 0; }
.stagger-4 { animation-delay: 1.4s; opacity: 0; }

.seal-appear {
    animation: fadeIn 1s ease-in forwards;
    animation-delay: 2.5s;
    opacity: 0;
    transform-origin: center;
}

/* Hover effects */
.hover-ink {
    position: relative;
    overflow: hidden;
}

.hover-ink::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(92, 122, 107, 0.1) 0%, transparent 70%);
    transform: translate(-50%, -50%) scale(0);
    transition: transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
    border-radius: 50%;
    z-index: 0;
    pointer-events: none;
}

.hover-ink:hover::after {
    transform: translate(-50%, -50%) scale(3);
}

.hover-ink > * {
    position: relative;
    z-index: 1;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}