/* css/animations.css */

/* Keyframes */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

@keyframes pulse {
    0%, 100% { opacity: 0.2; }
    50% { opacity: 0.6; }
}

@keyframes rotateBorder {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Animation Classes */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), 
                transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.animate-on-scroll.appear {
    opacity: 1;
    transform: translateY(0);
}

.stagger-1 { transition-delay: 100ms; }
.stagger-2 { transition-delay: 200ms; }
.stagger-3 { transition-delay: 300ms; }
.stagger-4 { transition-delay: 400ms; }
.stagger-5 { transition-delay: 500ms; }

/* Hero Animations */
.hero-fade-in {
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Floating Particles */
.particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--accent-secondary);
    border-radius: 50%;
    filter: blur(2px);
    animation: float var(--duration) ease-in-out infinite, 
               pulse 3s ease-in-out infinite;
}

/* Marquee Scroll */
.marquee-track {
    display: flex;
    gap: var(--space-3xl);
    width: max-content;
    animation: scroll 40s linear infinite;
}

.marquee-track:hover {
    animation-play-state: paused;
}

/* Glowing Border (About Page) */
.glowing-border-container {
    position: relative;
    padding: 2px;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.glowing-border {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(
        from 0deg,
        transparent,
        var(--accent-primary),
        transparent 30%,
        transparent 70%,
        var(--accent-primary),
        transparent
    );
    animation: rotateBorder 4s linear infinite;
}