/* intro v28 — Arc diagonal-split: clip split, floating rings, ransom-note words, grayscale hover, click burst */

/* Diagonal split zone */
.intro-arc2__split {
    clip-path: polygon(0 0, 100% 0, 100% 62%, 0 100%);
    opacity: 0.6;
}

/* Floating rings / donuts (fixed size — no BS w-N/h-N utility) */
.intro-arc2__ring { width: 10rem; height: 10rem; animation: intro-arc2-float 7s ease-in-out infinite; }
.intro-arc2__ring--2 { width: 6rem; height: 6rem; animation-duration: 9s; animation-delay: 1s; }
@keyframes intro-arc2-float {
    50% { transform: translateY(-1.2rem) rotate(20deg); }
}

/* Serif accent (paired with sans body) */
.intro-arc2__serif { font-family: ui-serif, Georgia, "Times New Roman", serif; }

/* Hero image grayscale → colour reveal on hover */
.intro-arc2__figure { aspect-ratio: 4 / 3; }
.intro-arc2__img {
    object-fit: cover;
    filter: grayscale(1);
    transition: filter 420ms ease;
}
.intro-arc2__figure:hover .intro-arc2__img { filter: grayscale(0); }

/* Ransom-note mixed letters: alternate rotation, weight, family (no colour) */
.intro-arc2__word {
    display: inline-block;
    margin-right: 0.25em;
}
.intro-arc2__word:nth-child(3n+1) { transform: rotate(-4deg); font-weight: 900; }
.intro-arc2__word:nth-child(3n+2) { transform: rotate(3deg);  font-family: ui-serif, Georgia, serif; font-style: italic; }
.intro-arc2__word:nth-child(3n+3) { transform: rotate(-1deg); font-weight: 700; text-transform: uppercase; }

/* Click burst spark (inherits the button's primary colour via currentColor) */
.intro-arc2__react { position: relative; overflow: visible; }
.intro-arc2__spark {
    position: absolute;
    left: 50%;
    top: 50%;
    pointer-events: none;
    animation: intro-arc2-burst 640ms ease-out forwards;
}
@keyframes intro-arc2-burst {
    to { opacity: 0; transform: translate(var(--dx), var(--dy)) scale(0.4) rotate(160deg); }
}

@media (prefers-reduced-motion: reduce) {
    .intro-arc2__ring { animation: none; }
}

/* Gallery v19 — thumbnail selector strip */
.gallery-picker__thumb {
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    background: transparent;
    padding: 0;
    font: inherit;
    transition: border-color 150ms ease, transform 150ms ease;
}

.gallery-picker__thumb:hover {
    transform: translateY(-2px);
}

.content-col-grow {
    flex: 1 1 0%;
    min-width: 0;
}

.content-full-frame {
    max-width: 80rem;
    margin-left: auto;
    margin-right: auto;
    width: 100%;
}

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

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

.content-base-height {
    display: block;
    width: 100%;
    height: 16rem;
    min-height: 16rem;
    flex-shrink: 0;
    object-fit: cover;
}

/* 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;
    }
}