/* Accordion */
.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease-out;
}
.accordion-content.open {
    max-height: 2000px;
    transition: max-height 0.5s ease-in;
}
.accordion-trigger svg {
    transition: transform 0.2s ease;
}
.accordion-trigger.open svg {
    transform: rotate(180deg);
}

/* Card hover */
.card-hover {
    transition: box-shadow 0.2s ease;
}
.card-hover:hover {
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
}

/* Sticky header */
.sticky-header {
    position: sticky;
    top: 0;
    z-index: 50;
}

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