.timeline-emblem {
    width: 5rem;
    height: 5rem;
}

.timeline-spark {
    width: 0.75rem;
    height: 0.75rem;
}

.timeline-cloud-left {
    width: 16rem;
    height: 16rem;
}

.timeline-cloud-right {
    width: 20rem;
    height: 20rem;
    animation-delay: 1s;
}

.timeline-cloud-center {
    width: 24rem;
    height: 24rem;
    animation-delay: 2s;
}

.timeline-outline-square {
    width: 5rem;
    height: 5rem;
    animation-duration: 3s;
}

.timeline-outline-orb {
    width: 4rem;
    height: 4rem;
    animation-duration: 4s;
    animation-delay: 1s;
}

.timeline-halo-start {
    width: 8rem;
    height: 8rem;
    animation-duration: 20s;
}

.timeline-halo-end {
    width: 10rem;
    height: 10rem;
    animation-duration: 25s;
    animation-direction: reverse;
}

.timeline-spark-side {
    animation-delay: 0.5s;
}

.timeline-spark-center {
    animation-delay: 1s;
}

.timeline-cloud-left,
.timeline-cloud-right,
.timeline-cloud-center {
    animation-name: timeline-cloud__pulse;
    animation-timing-function: ease-in-out;
    animation-iteration-count: infinite;
}

.timeline-outline-square,
.timeline-outline-orb {
    animation-name: timeline-outline__bounce;
    animation-timing-function: ease-in-out;
    animation-iteration-count: infinite;
}

.timeline-halo-start,
.timeline-halo-end {
    animation-name: timeline-halo__spin;
    animation-timing-function: linear;
    animation-iteration-count: infinite;
}

.timeline-spark-top,
.timeline-spark-side,
.timeline-spark-center {
    animation-name: timeline-spark__ping;
    animation-timing-function: cubic-bezier(0, 0, 0.2, 1);
    animation-iteration-count: infinite;
}

@keyframes timeline-cloud__pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes timeline-outline__bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-25%); }
}

@keyframes timeline-halo__spin {
    to { transform: rotate(360deg); }
}

@keyframes timeline-spark__ping {
    0% { transform: scale(1); opacity: 1; }
    75%, 100% { transform: scale(2); opacity: 0; }
}

/* v25 - chat bubble speech tail (border-triangle trick has no TW/BS utility) */
[data-chat-bubble] {
    position: relative;
}

[data-bubble-side="left"] [data-chat-bubble]::before {
    content: "";
    position: absolute;
    top: 1.25rem;
    left: -0.5rem;
    width: 0;
    height: 0;
    border-top: 0.5rem solid transparent;
    border-bottom: 0.5rem solid transparent;
    border-right: 0.5rem solid currentColor;
    color: inherit;
    opacity: 0.15;
}

[data-bubble-side="right"] [data-chat-bubble]::before {
    content: "";
    position: absolute;
    top: 1.25rem;
    right: -0.5rem;
    width: 0;
    height: 0;
    border-top: 0.5rem solid transparent;
    border-bottom: 0.5rem solid transparent;
    border-left: 0.5rem solid currentColor;
    color: inherit;
    opacity: 0.15;
}

.reasons-grouped-checklist__col {
    min-width: 20rem;
}

/* quote v14 — nebula bento grid (BS fallback: CSS Grid row-span has no Bootstrap analog) */
.quote-nebula__bento {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.quote-nebula__bento-item--feature {
    grid-column: span 2 / span 2;
    grid-row: span 2 / span 2;
}

.quote-nebula__bento-item--wide {
    grid-column: span 2 / span 2;
}

.quote-nebula__bento-item--small {
    grid-column: span 1 / span 1;
}

@media (max-width: 767px) {
    .quote-nebula__bento {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .quote-nebula__bento-item--feature {
        grid-row: span 1 / span 1;
    }
}

/* grunge torn-edge clip via jagged polygon (no BS/clip-path analog) */
.quote-nebula__torn {
    clip-path: polygon(
        0% 2%, 4% 0%, 12% 1.5%, 22% 0%, 33% 1.2%, 45% 0%, 58% 1.5%, 70% 0%, 82% 1%, 92% 0%, 100% 2%,
        100% 96%, 96% 100%, 88% 98%, 76% 100%, 64% 98.5%, 52% 100%, 40% 98%, 28% 100%, 16% 98.5%, 6% 100%, 0% 97%
    );
}

/* blurred background glow behind the featured quote, sharp content stays on top (no BS backdrop-filter analog) */
.quote-nebula__glow {
    filter: blur(48px);
}

/* fixed decorative arrow-icon sizing (no BS w/h utility for arbitrary rem sizes) */
.quote-nebula__arrow {
    display: inline-flex;
    width: 1.25rem;
    height: 1.25rem;
}

/* terminal-style annotation block */
.quote-nebula__terminal {
    white-space: pre-wrap;
    word-break: break-word;
}

/* scroll-triggered slide-in reveal — root background stays a still, non-animated texture on purpose */
.quote-nebula__reveal {
    transition: transform 700ms ease, opacity 700ms ease;
}

.quote-nebula__reveal--left {
    transform: translateX(-2.5rem);
    opacity: 0;
}

.quote-nebula__reveal--right {
    transform: translateX(2.5rem);
    opacity: 0;
}

.quote-nebula__reveal.is-visible {
    transform: translateX(0);
    opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
    .quote-nebula__reveal {
        transition: opacity 200ms ease;
        transform: none;
    }

    .quote-nebula__reveal--left,
    .quote-nebula__reveal--right {
        transform: none;
    }
}
/* hover + focus affordances (layout/outline via theme token) */
@media (hover: hover) {
    .quote-nebula-root [role="listitem"]:hover,
    .quote-nebula-root article:hover,
    .quote-nebula-root [class*="quote-nebula__card"]:hover,
    .quote-nebula-root .quote-nebula__book:hover,
    .quote-nebula-root .quote-nebula__step:hover,
    .quote-nebula-root .quote-nebula__index-card:hover,
    .quote-nebula-root .quote-nebula__pill:hover,
    .quote-nebula-root .quote-nebula__item:hover {
        transform: translateY(-0.125rem);
    }
}

.quote-nebula-root [role="listitem"],
.quote-nebula-root article,
.quote-nebula-root [class*="quote-nebula__card"],
.quote-nebula-root .quote-nebula__book,
.quote-nebula-root .quote-nebula__step,
.quote-nebula-root .quote-nebula__index-card,
.quote-nebula-root .quote-nebula__pill {
    transition: transform 200ms ease;
}

.quote-nebula-root a:focus-visible,
.quote-nebula-root button:focus-visible,
.quote-nebula-root [tabindex="0"]:focus-visible,
.quote-nebula-root input:focus-visible,
.quote-nebula-root summary:focus-visible,
.quote-nebula-root [role="slider"]:focus-visible {
    outline: 2px solid var(--bs-primary);
    outline-offset: 2px;
}

@media (hover: hover) {
    .quote-nebula-root button:hover,
    .quote-nebula-root a:hover,
    .quote-nebula-root summary:hover {
        opacity: 0.92;
    }
}