/* 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; }
}

.content-brief__float-square {
    width: 4rem;
    height: 4rem;
}

.content-brief__float-square--slow {
    animation: content-brief-float-slow 10s ease-in-out infinite;
}

.content-brief__float-square--fast {
    animation: content-brief-float-fast 7s ease-in-out infinite;
}

@keyframes content-brief-float-slow {
    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }

    50% {
        transform: translateY(-8px) rotate(6deg);
    }
}

@keyframes content-brief-float-fast {
    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }

    50% {
        transform: translateY(8px) rotate(-7deg);
    }
}

.masonry-grid__card--hover:hover {
    transform: scale(1.05);
}

.masonry-grid__media--xl { height: 20rem; }
.masonry-grid__media--lg { height: 16rem; }
.masonry-grid__media--md { height: 18rem; }
.masonry-grid__media--sm { height: 15rem; }

.masonry-grid__img--zoom {
    transition: transform 0.5s ease;
}
.masonry-grid__card:hover .masonry-grid__img--zoom {
    transform: scale(1.1);
}

.masonry-grid__overlay--fade {
    opacity: 0;
    transition: opacity 0.3s ease;
}
.masonry-grid__card:hover .masonry-grid__overlay--fade {
    opacity: 1;
}

.masonry-grid__badge--fade {
    opacity: 0;
    transition: opacity 0.3s ease;
}
.masonry-grid__card:hover .masonry-grid__badge--fade {
    opacity: 1;
}

.masonry-grid__panel--slide {
    transform: translateY(100%);
    transition: transform 0.3s ease;
}
.masonry-grid__card:hover .masonry-grid__panel--slide {
    transform: translateY(0);
}

.features-minimal__decor--pulse {
    animation: features-minimal-pulse-kf 2s infinite;
}
.features-minimal__decor--bounce {
    animation: features-minimal-bounce-kf 2s infinite;
    transform: rotate(-6deg);
}
.features-minimal__decor--spin {
    animation: features-minimal-spin-kf 4s linear infinite;
}
.features-minimal__decor--pulse-small {
    animation: features-minimal-pulse-kf 2s infinite;
}

/* BS-mode: make decorative shapes subtle */
.features-minimal__decor--blob {
    opacity: 0.12;
}
.features-minimal__decor--shape {
    opacity: 0.18;
}

.features-minimal__item:last-child {
    border-bottom: none !important;
}

.features-minimal__item:hover .features-minimal__icon {
    transform: scale(1.05);
}

@keyframes features-minimal-pulse-kf {
    0%, 100% { opacity: 1; }
    50% { opacity: .5; }
}
@keyframes features-minimal-bounce-kf {
    0%, 100% { transform: translateY(-25%) rotate(-6deg); animation-timing-function: cubic-bezier(0.8,0,1,1); }
    50% { transform: none rotate(-6deg); animation-timing-function: cubic-bezier(0,0,0.2,1); }
}
@keyframes features-minimal-spin-kf {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* -- Feature card hover -- */
.feat-card-hover {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.feat-card-hover:hover {
    transform: translateY(-3px);
    box-shadow: 0 0.5rem 1.5rem rgba(0,0,0,.12) !important;
}

/* -- Icon box sizing -- */
.feat-icon-box {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    min-width: 2.5rem;
    min-height: 2.5rem;
}
.feat-icon-box--lg {
    width: 4rem;
    height: 4rem;
    border-radius: 0.75rem;
}
.feat-icon-box--xl {
    width: 5rem;
    height: 5rem;
    border-radius: 1rem;
}
.feat-icon-box--circle {
    border-radius: 50%;
}

/* -- Nav/filmstrip button hover -- */
.feat-btn-nav {
    transition: transform 0.15s ease, background-color 0.15s ease;
}
.feat-btn-nav:hover {
    transform: scale(1.1);
}

/* -- Table row hover -- */
.feat-table-row-hover {
    transition: background-color 0.15s ease;
}
.feat-table-row-hover:hover {
    background-color: var(--bs-primary-bg-subtle) !important;
}

/* -- Accordion item hover -- */
.feat-accordion-hover summary:hover {
    background-color: var(--bs-primary-bg-subtle);
    border-radius: 0.75rem;
}

/* -- DL item hover -- */
.feat-dl-item-hover {
    transition: background-color 0.15s ease;
    border-radius: 0.5rem;
    padding-left: 0.5rem;
    padding-right: 0.5rem;
}
.feat-dl-item-hover:hover {
    background-color: var(--bs-primary-bg-subtle);
}

/* -- Deck button hover -- */
.feat-deck-btn {
    transition: filter 0.2s ease, transform 0.15s ease;
}
.feat-deck-btn:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
}

/* BS-mode decorative shapes — subtle */
.features-minimal__decor--bs-blob {
    width: 16rem;
    height: 16rem;
    background-color: var(--bs-primary-bg-subtle);
    opacity: 0.35;
    filter: blur(48px);
}
.features-minimal__decor--bs-shape {
    opacity: 0.15;
}
/* Block: advantages-split-border-bars */
.advantages-split-border-bars__bar--hover {
    transition: transform 0.2s ease;
}

.advantages-split-border-bars__bar--hover:hover {
    transform: scale(1.05);
}

.advantages-split-border-bars__decor-circle--top {
    animation: advantages-split-border-bars-decor-drift-kf 9s ease-in-out infinite;
}

.advantages-split-border-bars__decor-circle--bottom {
    animation: advantages-split-border-bars-decor-drift-kf 12s ease-in-out infinite reverse;
}

@keyframes advantages-split-border-bars-decor-drift-kf {
    0%,
    100% {
        transform: translateY(0px) scale(1);
    }

    50% {
        transform: translateY(-24px) scale(1.04);
    }
}


.action-boost__section {
    padding-top: 6rem;
    padding-bottom: 6rem;
    min-height: 500px;
}

.action-boost__prompt--glow:hover { transform: scale(1.05); transition: transform .2s ease; }