/* ============================================
   Animations - Scroll Reveals, Glows, Effects
   ============================================ */

/* --- Scroll Reveal Animations --- */

[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate].visible {
    opacity: 1;
    transform: translateY(0) translateX(0) scale(1);
}

[data-animate="fade-up"] {
    transform: translateY(40px);
}

[data-animate="fade-down"] {
    transform: translateY(-40px);
}

[data-animate="fade-left"] {
    transform: translateX(-40px);
}

[data-animate="fade-right"] {
    transform: translateX(40px);
}

[data-animate="scale-in"] {
    transform: scale(0.9);
}

[data-animate="glow-in"] {
    transform: translateY(20px);
    filter: blur(4px);
    transition: opacity 0.6s ease, transform 0.6s ease, filter 0.6s ease;
}

[data-animate="glow-in"].visible {
    filter: blur(0);
}

/* Stagger children */
[data-stagger] > *:nth-child(1) { transition-delay: 0ms; }
[data-stagger] > *:nth-child(2) { transition-delay: 100ms; }
[data-stagger] > *:nth-child(3) { transition-delay: 200ms; }
[data-stagger] > *:nth-child(4) { transition-delay: 300ms; }
[data-stagger] > *:nth-child(5) { transition-delay: 400ms; }
[data-stagger] > *:nth-child(6) { transition-delay: 500ms; }

/* --- Float Animation --- */

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-12px); }
}

.float {
    animation: float 4s ease-in-out infinite;
}

/* --- Glow Pulse --- */

@keyframes glowPulse {
    0%, 100% {
        box-shadow: 0 0 15px rgba(0, 255, 255, 0.1);
    }
    50% {
        box-shadow: 0 0 30px rgba(0, 255, 255, 0.3),
                    0 0 60px rgba(0, 255, 255, 0.1);
    }
}

.glow-pulse {
    animation: glowPulse 3s ease-in-out infinite;
}

/* --- Scan Line Effect --- */

@keyframes scanLine {
    0%   { transform: translateY(-100%); }
    100% { transform: translateY(100vh); }
}

/* --- Scroll Down Indicator --- */

@keyframes scrollBounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0) translateX(-50%); }
    40%  { transform: translateY(-8px) translateX(-50%); }
    60%  { transform: translateY(-4px) translateX(-50%); }
}

.scroll-indicator {
    position: absolute;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    animation: scrollBounce 2s ease infinite;
}

.scroll-indicator svg {
    width: 20px;
    height: 20px;
    color: var(--neon-cyan);
    opacity: 0.6;
}

/* --- Reduced Motion --- */

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    [data-animate] {
        opacity: 1 !important;
        transform: none !important;
        filter: none !important;
    }
}