.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}

@keyframes engine-vibration {
    0%   { transform: translate(0, 0) rotate(0deg); }
    20%  { transform: translate(-1px, 1px) rotate(-0.5deg); }
    40%  { transform: translate(1px, -1px) rotate(0.5deg); }
    60%  { transform: translate(-1px, -1px) rotate(-0.5deg); }
    80%  { transform: translate(1px, 1px) rotate(0.5deg); }
    100% { transform: translate(0, 0) rotate(0deg); }
}

.animate-engine {
    animation: engine-vibration 0.1s infinite;
}

@keyframes float-particle {
    0%   { transform: translateY(0) translateX(0) scale(1); opacity: 0; }
    20%  { opacity: 0.5; }
    80%  { opacity: 0.5; }
    100% { transform: translateY(-100px) translateX(20px) scale(1.5); opacity: 0; }
}

.particle {
    position: absolute;
    background: rgba(235, 255, 0, 0.4);
    border-radius: 50%;
    pointer-events: none;
    animation: float-particle linear infinite;
}

.faq-content {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.38s cubic-bezier(0.16, 1, 0.3, 1),
                opacity 0.26s ease;
}

.faq-content.open {
    max-height: 400px;
    opacity: 1;
}

.faq-icon {
    transition: transform 0.32s cubic-bezier(0.16, 1, 0.3, 1);
    display: inline-block;
}

.faq-icon.rotated {
    transform: rotate(180deg);
}

/* ===== MOTION SYSTEM ===== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        transition-delay: 0ms !important;
    }
}

/* -- Hero load animations -- */
@keyframes hero-slide-left {
    from { opacity: 0; transform: translateX(-48px); }
    to   { opacity: 1; transform: translateX(0); }
}
@keyframes hero-fade-up {
    from { opacity: 0; transform: translateY(22px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes hero-bg-zoom {
    from { transform: scale(1.07); }
    to   { transform: scale(1.0); }
}
@keyframes glow-pulse {
    0%, 100% { box-shadow: 0 0 15px rgba(235,255,0,0.35); }
    50%       { box-shadow: 0 0 38px rgba(235,255,0,0.7), 0 0 70px rgba(235,255,0,0.22); }
}

.hero-bg-img {
    animation: hero-bg-zoom 9s cubic-bezier(0.16, 1, 0.3, 1) both;
}
.hero-badge {
    animation: hero-slide-left 0.52s cubic-bezier(0.16, 1, 0.3, 1) 0.08s both;
}
.hero-line {
    display: block;
    animation: hero-slide-left 0.55s cubic-bezier(0.16, 1, 0.3, 1) both;
}
.hero-line:nth-child(1) { animation-delay: 0.04s; }
.hero-line:nth-child(2) { animation-delay: 0.17s; }
.hero-line:nth-child(3) { animation-delay: 0.30s; }
.hero-desc {
    animation: hero-fade-up 0.5s cubic-bezier(0.16, 1, 0.3, 1) 0.48s both;
}
.hero-ctas {
    animation: hero-fade-up 0.5s cubic-bezier(0.16, 1, 0.3, 1) 0.62s both;
}

/* -- Scroll reveal base states -- */
.reveal, .reveal-left, .reveal-right, .reveal-scale {
    transition-property: opacity, transform;
    transition-timing-function: cubic-bezier(0.16, 1, 0.3, 1);
    transition-duration: 0.48s;
    transition-delay: var(--rd, 0ms);
}
.reveal       { opacity: 0; transform: translateY(28px); }
.reveal-left  { opacity: 0; transform: translateX(-40px); }
.reveal-right { opacity: 0; transform: translateX(40px); }
.reveal-scale { opacity: 0; transform: scale(0.94) translateY(14px); }

/* Triggered state — all reveal types */
.revealed { opacity: 1 !important; transform: none !important; }

/* CTA persistent glow */
.cta-glow {
    animation: glow-pulse 2.6s ease-in-out infinite;
}