@keyframes rotateSquare {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.intro-pattern-overlay {
    background-image: repeating-linear-gradient(45deg, transparent, transparent 20px, currentColor 20px, currentColor 40px);
    opacity: 0.03;
    top: -20%;
    left: -30%;
    width: 100%;
    height: 100%;
    animation: rotateSquare 20s linear infinite;
}

.intro-pattern-content {
    max-width: 56rem;
}


.briefing-chapter__bg-overlay {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.briefing-chapter__title-trail { margin-bottom: 2rem; }

.briefing-chapter__rule-trail {
    margin-bottom: 2rem;
    min-width: 6rem;
    height: 0.25rem;
}

.content-heading-gap {
    margin-bottom: 2rem;
}

.content-section-pad {
    padding-top: 6rem;
    padding-bottom: 6rem;
}

.content-margin-notes__aside {
    align-self: start;
}

@media (min-width: 992px) {
    .content-margin-notes__aside {
        position: sticky;
        top: 2rem;
    }
}


.spectrum-rubric__panel--rise:hover { transform: scale(1.05); transition: transform .2s ease; }

.portfolio-flex__min {
    min-width: 0;
}

/* Card hover: scale */
.portfolio-item-hover {
    transition: transform 0.3s ease;
}
.portfolio-item-hover:hover {
    transform: scale(1.05);
}

/* Overlay: hidden by default, fades in when card is hovered */
.portfolio-overlay-hover {
    opacity: 0;
    transition: opacity 0.3s ease;
}
.portfolio-item-hover:hover .portfolio-overlay-hover {
    opacity: 0.9;
}

.tips-interactive__badge {
    z-index: 20;
}

.tips-interactive__inner {
    z-index: 10;
}

.tips-interactive__panel {
    z-index: 50;
}

.tips-interactive__thumb {
    width: 4rem;
    height: 4rem;
}

.tips-interactive__thumb--sm {
    width: 3rem;
    height: 3rem;
}

.tips-interactive__panel--collapsed {
    opacity: 0;
    pointer-events: none;
    transform: translateY(-1rem);
}

.tips-interactive__panel--open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}