/* 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; }
}

/* Magazine index steps — scroll-spy active row highlight (framework-agnostic) */
.gazette-roll__row {
    transition: background-color 200ms ease;
}

.gazette-roll__row--active {
    background-color: var(--bs-primary-bg-subtle, rgb(var(--tw-primary-600, var(--bs-primary-scale-600, 37 99 235)) / 0.08)) !important;
}

.gazette-roll__row--active .gazette-roll__digit {
    color: var(--bs-primary, rgb(var(--tw-primary-600, var(--bs-primary-scale-600, 37 99 235)) / 1)) !important;
    font-weight: 700 !important;
}

.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;
}
/* Geometry shared by both CSS frameworks (Bootstrap has no utilities for it) */
.whyus-tabletop {
    padding-top: 6rem;
    padding-bottom: 6rem;
}

.mxw-4xl {
    max-width: 56rem !important;
}

.whyus-tabletop__head {
    margin-bottom: 3rem;
}

.whyus-tabletop__overline {
    font-size: 0.75rem;
    letter-spacing: 0.1em;
}

.whyus-tabletop__heading {
    font-size: 1.875rem;
}

.whyus-tabletop__field {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 2rem;
    padding-top: 1rem;
    padding-bottom: 1.5rem;
}

.whyus-tabletop__card {
    padding: 1.5rem;
}

.whyus-tabletop__badge {
    top: 1rem;
    inset-inline-end: 1rem;
    width: 2rem;
    height: 2rem;
    font-size: 0.75rem;
}

.whyus-tabletop__icon-box {
    width: 4rem;
    height: 4rem;
}

.whyus-tabletop__card-body {
    min-width: 0;
}

.whyus-tabletop__card-title {
    font-size: 1.125rem;
}

.whyus-tabletop__cta-line {
    font-size: 0.75rem;
    letter-spacing: 0.025em;
}

/* scattered rotations (Bootstrap has no rotate utilities) */
.whyus-tabletop__card-wrap--r1 { transform: rotate(1deg); }
.whyus-tabletop__card-wrap--r2 { transform: rotate(-2deg); }
.whyus-tabletop__card-wrap--r3 { transform: rotate(2deg); }
.whyus-tabletop__card-wrap--r4 { transform: rotate(-1deg); }
.whyus-tabletop__card-wrap--r5 { transform: rotate(3deg); }

/* hover lift — `:where()` keeps specificity at 0-1-0 so Tailwind's hover:shadow-lg wins there */
:where(.whyus-tabletop__card):hover {
    box-shadow: var(--bs-box-shadow-lg);
}

@media (min-width: 768px) {
    .whyus-tabletop__head {
        margin-bottom: 4rem;
    }

    .whyus-tabletop__heading {
        font-size: 2.25rem;
    }

    .whyus-tabletop__field {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 2.5rem;
    }

    .whyus-tabletop__card-wrap--featured {
        grid-column: span 2 / span 2;
    }

    .whyus-tabletop__card {
        padding: 2rem;
    }

    .whyus-tabletop__card--featured {
        flex-direction: row;
        align-items: flex-start;
        gap: 2rem;
    }
}

@media (min-width: 1024px) {
    .whyus-tabletop__field {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 3rem;
    }

    .whyus-tabletop__card-wrap--featured {
        grid-column: span 3 / span 3;
    }
}

/* whyus v23 — tabletop-scattered patent-drawing benefit cards */

/* dot-grid decorative overlay (no color: currentColor + opacity only, adapts to inherited text color) */
.whyus-tabletop__dot-grid {
    background-image: radial-gradient(circle, currentColor 1px, transparent 1px);
    background-size: 24px 24px;
    background-position: 0 0;
    opacity: 0.06;
}

/* heading entrance animation (cards stay static) */
@keyframes whyus-tabletop-fade-in {
    from {
        opacity: 0;
        transform: translateY(0.75rem);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.whyus-tabletop__overline {
    animation: whyus-tabletop-fade-in 600ms ease-out both;
}

.whyus-tabletop__heading {
    animation: whyus-tabletop-fade-in 700ms ease-out 120ms both;
}

/* patent-drawing numbered callout badge */
.whyus-tabletop__badge {
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.05em;
}

/* sketch / line-art treatment on icons (monochrome, no hardcoded color) */
.whyus-tabletop__icon-sketch {
    filter: grayscale(1) contrast(1.15);
}

/* scattered card wrapper — smooth settle when reordered via drag */
.whyus-tabletop__card-wrap {
    transition: transform 200ms ease, opacity 200ms ease;
}

.whyus-tabletop__card-wrap--dragging {
    opacity: 0.45;
    transform: scale(0.97) rotate(0deg);
}

/* 3D tilt — consumes --rx / --ry custom properties set by script.js on pointermove */
.whyus-tabletop__card {
    --rx: 0deg;
    --ry: 0deg;
    transform: perspective(1000px) rotateX(var(--ry)) rotateY(var(--rx));
    transition: transform 250ms ease;
    transform-style: preserve-3d;
    will-change: transform;
}