/* 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; }
}

.dual-axis-node-timeline__dot {
    width: 1.5rem;
    height: 1.5rem;
}

.dual-axis-node-timeline__connector {
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4rem;
}

/* process natgeo — accent line, large icon cells (no colors) */
.process-natgeo__accent-line {
    width: 2.5rem;
    flex-shrink: 0;
}
.process-natgeo__icon-cell {
    aspect-ratio: 1 / 1;
    width: 8rem;
    height: 8rem;
    margin-inline: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.process-natgeo__icons {
    min-width: 0;
}
.process-natgeo__icons > * {
    min-width: 0;
}
.process-natgeo__icon {
    font-size: 3rem !important;
    line-height: 0 !important;
    width: auto;
    height: auto;
    display: inline-block;
}
@media (min-width: 768px) {
    .process-natgeo__icon {
        font-size: 3.75rem !important;
    }
}

/* values v27 - diagonal skewed constructivist cards */
.values-constructivist__wrap {
    max-width: 96rem;
    width: 100%;
    margin-left: auto;
    margin-right: auto;
}

.values-constructivist__col {
    display: flex;
}

.values-constructivist__card {
    transform: rotate(-3deg);
    will-change: transform;
    width: 100%;
    min-height: 22rem;
}

.values-constructivist__col:nth-child(even) .values-constructivist__card {
    transform: rotate(3deg);
}

.values-constructivist__icon-box {
    width: 3.5rem;
    height: 3.5rem;
    flex-shrink: 0;
}

.values-constructivist__dot {
    top: -0.75rem;
    left: -0.75rem;
    width: 2.5rem;
    height: 2.5rem;
}

.values-constructivist__card:hover,
.values-constructivist__card:focus-within {
    transform: rotate(0deg) translateY(-4px);
}

@media (prefers-reduced-motion: reduce) {
    .values-constructivist__card {
        transform: none;
    }

    .values-constructivist__col:nth-child(even) .values-constructivist__card {
        transform: none;
    }
}