/* intro v16 — Metropolis reel: film-perforation strips, image cover, load stagger, radius morph */

/* Film-perforation edge strips: colour comes from Tailwind bg-* on the element; mask punches holes */
.intro-reel__perf {
    -webkit-mask: radial-gradient(circle at center, transparent 0 0.28rem, black 0.3rem) center / 1.5rem 2.2rem;
    mask: radial-gradient(circle at center, transparent 0 0.28rem, black 0.3rem) center / 1.5rem 2.2rem;
    z-index: 1;
}

/* Background image fills the band, keeps aspect via object-fit (no BS utility) */
.intro-reel__row {
    min-height: 18rem;
    transition: border-radius 320ms ease;
    opacity: 0;
    animation: intro-reel-rise 520ms ease forwards;
}
.intro-reel__img {
    object-fit: cover;
    object-position: center;
}

/* Border-radius morph on hover */
.intro-reel__row:hover {
    border-radius: 2.25rem 0.5rem 2.25rem 0.5rem;
}

/* Stagger children — 80ms delay each on load */
.intro-reel__row:nth-child(1) { animation-delay: 0ms; }
.intro-reel__row:nth-child(2) { animation-delay: 80ms; }
.intro-reel__row:nth-child(3) { animation-delay: 160ms; }
.intro-reel__row:nth-child(4) { animation-delay: 240ms; }
.intro-reel__row:nth-child(5) { animation-delay: 320ms; }
.intro-reel__row:nth-child(6) { animation-delay: 400ms; }

@keyframes intro-reel-rise {
    from { opacity: 0; transform: translateY(1.5rem); }
    to   { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
    .intro-reel__row { animation: none; opacity: 1; }
}

.lane-card-hover {
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.lane-card-overlay,
.lane-card-accent,
.lane-card-icon {
    transition: opacity 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease;
}

.lane-card-hover:hover {
    transform: translateY(-0.35rem);
    box-shadow: var(--bs-box-shadow-lg);
    border-color: rgba(var(--bs-primary-rgb), 0.35) !important;
}

.lane-card-hover:hover .lane-card-overlay {
    opacity: 1 !important;
}

.lane-card-hover:hover .lane-card-accent {
    opacity: 0.75;
}

.lane-card-hover:hover .lane-card-icon {
    transform: scale(1.05);
    box-shadow: var(--bs-box-shadow);
}

.feature-card-surface {
    position: relative;
    isolation: isolate;
    background: var(--bs-body-bg);
    border: 1px solid var(--bs-border-color-translucent);
    box-shadow: var(--bs-box-shadow-sm);
    transition: box-shadow 0.25s ease, transform 0.25s ease, border-color 0.25s ease;
}

.feature-card-surface:hover {
    box-shadow: var(--bs-box-shadow-lg);
    border-color: rgba(var(--bs-primary-rgb), 0.3);
}

/* -- 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);
}
/* v25 bento — featured tile layout and image (object-fit: no BS util) */
.perks-bento__grid {
    grid-template-columns: 1fr;
}

@media (min-width: 1024px) {
    .perks-bento__grid {
        grid-template-columns: 7fr 5fr;
        grid-template-rows: auto;
    }

    .perks-bento__featured {
        grid-column: 1;
        grid-row: 1;
    }

    .perks-bento__small-grid {
        grid-column: 2;
        grid-row: 1;
    }
}

.perks-bento__featured {
    min-height: 22rem;
}

.perks-bento__featured-img {
    object-fit: cover;
}

/* icon container sizes (w-N h-N has no BS util) */
.perks-bento__featured-icon {
    width: 3rem;
    height: 3rem;
    flex-shrink: 0;
}

.perks-bento__tile-icon {
    width: 2.25rem;
    height: 2.25rem;
    flex-shrink: 0;
}

/* advantages collage — CSS multi-column masonry (no BS analog); cards must not split across columns */

/* decor sizes/positions live here so they render in Bootstrap too (BS has no w-N/h-N/inset utilities) */
.advantages-collage__orb {
    width: 20rem;
    height: 20rem;
    top: -6rem;
    left: -4rem;
}

.advantages-collage__ring {
    width: 16rem;
    height: 16rem;
    bottom: -4rem;
    right: -4rem;
}

.advantages-collage {
    column-count: 1;
    column-gap: 1.5rem;
}

.advantages-collage__cell {
    break-inside: avoid;
}

@media (min-width: 640px) {
    .advantages-collage {
        column-count: 2;
    }
}

@media (min-width: 1024px) {
    .advantages-collage {
        column-count: 3;
    }
}

/* gallery v15 — hero image object-fit (no Bootstrap analog) */
.gallery-hero-chips__img {
    object-fit: cover;
}

/* Bootstrap flex-md-row: cap thumb width (parity with Tailwind md:w-80) */
.content-v41-thumb-wrap {
    flex-shrink: 0;
}

@media (min-width: 768px) {
    .content-v41-thumb-wrap {
        width: 20rem;
        max-width: 20rem;
    }
}

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

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

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

.content-grid-gap {
    gap: 2rem;
}

.content-img-expands {
    display: block;
    width: 100%;
    height: 18rem;
    min-height: 18rem;
    flex-shrink: 0;
    object-fit: cover;
}
@media (min-width: 768px) {
    .content-img-expands {
        height: 24rem;
        min-height: 24rem;
    }
}

/* cta particles card — animated dot field */
.cta-particles-card__root {
  position: relative;
  overflow: hidden;
}

.cta-particles-card__particles {
  position: absolute;
  inset: 0;
  opacity: 0.12;
  background-image: radial-gradient(circle, var(--tw-primary-500, var(--bs-primary)) 1px, transparent 1px);
  background-size: 50px 50px;
  animation: cta-particles-card__drift 20s linear infinite;
}

@keyframes cta-particles-card__drift {
  from { transform: translateY(0); }
  to { transform: translateY(100px); }
}