/* intro v29 — Rolls-Royce thread: circle-expand reveal, half-ring, chat alignment, dual-layer parallax */

.intro-thread { min-height: 88vh; }

/* Clip-path circle expand from centre on load */
.intro-thread__reveal {
    animation: intro-thread-expand 900ms ease forwards;
}
@keyframes intro-thread-expand {
    from { clip-path: circle(0% at 50% 50%); }
    to   { clip-path: circle(150% at 50% 50%); }
}

/* Half-ring at the boundary (fixed size — no BS w-N/h-N utility) */
.intro-thread__half {
    width: 16rem;
    height: 8rem;
    opacity: 0.7;
    filter: blur(2px);
}
.intro-thread__sun { width: 6rem; height: 6rem; }
.intro-thread [data-msg] { max-width: 28rem; }

/* Dual-layer parallax offset (set by JS via custom props) */
.intro-thread__island [data-layer] {
    transition: transform 200ms ease-out;
    transform: translate(var(--px, 0), var(--py, 0));
}

/* Chat thread alternate alignment + retro corner tails */
.intro-thread [data-msg] { border-bottom-left-radius: 0.25rem; }
.intro-thread [data-msg]:nth-child(even) {
    margin-left: auto;
    border-bottom-left-radius: 1rem;
    border-bottom-right-radius: 0.25rem;
}

@media (prefers-reduced-motion: reduce) {
    .intro-thread__reveal { animation: none; }
    .intro-thread__island [data-layer] { transition: 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);
}


.prose-bodycopy__bg-overlay {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.prose-bodycopy__title-trail { margin-bottom: 2rem; }

.prose-bodycopy__rule-trail { margin-bottom: 3rem; }

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

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

/* quote v28 — cinema: rotating orbits, watermark, compare slider, text cards */

.quote-cinema__orbit {
    position: absolute;
    border-radius: 9999px;
    animation: quoteCinemaOrbit 60s linear infinite;
}
.quote-cinema__orbit--a {
    width: 28rem;
    height: 28rem;
    top: -8rem;
    left: -6rem;
}
.quote-cinema__orbit--b {
    width: 22rem;
    height: 22rem;
    bottom: -6rem;
    right: -4rem;
    animation-direction: reverse;
    animation-duration: 45s;
}
.quote-cinema__orbit--c {
    width: 16rem;
    height: 16rem;
    top: 35%;
    left: 55%;
    animation-duration: 75s;
}
@keyframes quoteCinemaOrbit {
    to { transform: rotate(360deg); }
}

.quote-cinema__watermark {
    opacity: 0.25;
}

.quote-cinema__compare {
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    border-radius: 1rem;
}
.quote-cinema__compare-img {
    object-fit: cover;
}
.quote-cinema__compare-clip {
    position: absolute;
    inset: 0;
    width: 50%;
    overflow: hidden;
}
.quote-cinema__handle {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    cursor: ew-resize;
    width: 2rem;
    height: 2rem;
}

.quote-cinema__rail {
    display: grid;
    grid-auto-flow: column;
    grid-template-rows: repeat(2, minmax(0, 1fr));
    gap: 0.35rem;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding-bottom: 0.25rem;
}
.quote-cinema__cell {
    scroll-snap-align: start;
    width: 11rem;
}

.quote-cinema__card {
    outline: 2px dashed currentColor;
    outline-offset: -4px;
}
.quote-cinema__texture {
    position: absolute;
    inset: 0;
    opacity: 0.08;
    background-image: radial-gradient(circle at 20% 20%, currentColor 0.5px, transparent 0.6px);
    background-size: 6px 6px;
    pointer-events: none;
}

.quote-cinema__photo {
    object-fit: cover;
    filter: grayscale(1);
    transition: filter 250ms ease;
}
.quote-cinema__card:hover .quote-cinema__photo,
.quote-cinema__card:focus-within .quote-cinema__photo {
    filter: grayscale(0);
}

.quote-cinema__card summary {
    cursor: pointer;
    list-style: none;
}
.quote-cinema__card summary::-webkit-details-marker {
    display: none;
}
/* hover + focus affordances (layout/outline via theme token) */
@media (hover: hover) {
    .quote-cinema-root [role="listitem"]:hover,
    .quote-cinema-root article:hover,
    .quote-cinema-root [class*="quote-cinema__card"]:hover,
    .quote-cinema-root .quote-cinema__book:hover,
    .quote-cinema-root .quote-cinema__step:hover,
    .quote-cinema-root .quote-cinema__index-card:hover,
    .quote-cinema-root .quote-cinema__pill:hover,
    .quote-cinema-root .quote-cinema__item:hover {
        transform: translateY(-0.125rem);
    }
}

.quote-cinema-root [role="listitem"],
.quote-cinema-root article,
.quote-cinema-root [class*="quote-cinema__card"],
.quote-cinema-root .quote-cinema__book,
.quote-cinema-root .quote-cinema__step,
.quote-cinema-root .quote-cinema__index-card,
.quote-cinema-root .quote-cinema__pill {
    transition: transform 200ms ease;
}

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

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