html {
    scroll-behavior: smooth;
}
body {
    transition: background-color 0.3s ease, color 0.3s ease;
}
.glass {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}
.dark .glass {
    background: rgba(30, 30, 30, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.slider-container {
    overflow: hidden;
    position: relative;
    width: 100%;
}
.slider-track {
    display: flex;
    width: max-content;
    animation: slide 40s linear infinite;
}
.slider-track:hover {
    animation-play-state: paused;
}
@keyframes slide {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}
.accordion-header.active + .accordion-content {
    max-height: 1000px; /* arbitrary large value */
}