/* 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; }
}

.features-wave-cards__decor--offset-1 {
    top: 4rem;
    left: 3rem;
    transform: rotate(12deg);
}
.features-wave-cards__decor--offset-2 {
    top: 8rem;
    right: 4rem;
    transform: rotate(-6deg);
}
.features-wave-cards__decor--offset-3 {
    bottom: 6rem;
    left: 5rem;
    transform: rotate(6deg);
}
.features-wave-cards__decor--offset-4 {
    bottom: 8rem;
    right: 3rem;
    transform: rotate(-12deg);
}
.features-wave-cards__decor--pulse {
    animation: features-wave-cards-pulse-kf 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}
.features-wave-cards__decor--bounce {
    animation: features-wave-cards-bounce-kf 2s infinite;
}
.features-wave-cards__decor--ping {
    animation: features-wave-cards-ping-kf 2s cubic-bezier(0, 0, 0.2, 1) infinite;
}
@keyframes features-wave-cards-pulse-kf {
    0%, 100% { opacity: 1; }
    50% { opacity: .5; }
}
@keyframes features-wave-cards-bounce-kf {
    0%, 100% { transform: translateY(-25%); animation-timing-function: cubic-bezier(0.8,0,1,1); }
    50% { transform: none; animation-timing-function: cubic-bezier(0,0,0.2,1); }
}
@keyframes features-wave-cards-ping-kf {
    75%, 100% { transform: scale(2); opacity: 0; }
}

.features-wave-cards__line--offset-1 {
    top: 33%;
    left: 0;
    clip-path: polygon(0% 50%, 25% 0%, 50% 50%, 75% 100%, 100% 50%);
}
.features-wave-cards__line--offset-2 {
    bottom: 25%;
    right: 0;
    clip-path: polygon(0% 50%, 25% 100%, 50% 50%, 75% 0%, 100% 50%);
}

.features-wave-cards__decor--drop-1 {
    top: 25%;
    left: 25%;
}
.features-wave-cards__decor--drop-2 {
    bottom: 33%;
    right: 33%;
}

.features-wave-cards__card--hover {
    transition: transform 0.3s ease;
}
.features-wave-cards__card--hover:hover {
    transform: scale(1.05);
}

.features-wave-cards__overlay-decor {
    top: 0;
    right: 0;
    transform: translate(2rem, -2rem);
}
.features-wave-cards__icon-wrap {
    clip-path: polygon(0% 20%, 100% 0%, 100% 80%, 0% 100%);
}

/* -- 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);
}
/* v22 - orbit hub board (grid-template-areas has no Tailwind/BS utility) */
[data-orbit-board] {
    display: grid;
    grid-template-columns: 1fr;
    grid-template-areas: "hub" "a" "b" "c" "d";
    gap: 1.5rem;
    align-items: center;
}

.steps-orbit-hub__hub {
    grid-area: hub;
    width: 6rem;
    height: 6rem;
    margin: 0 auto;
}

.radial-hub__badge {
    width: 3rem;
    height: 3rem;
}

[data-orbit-slot="0"] {
    grid-area: a;
}

[data-orbit-slot="1"] {
    grid-area: b;
}

[data-orbit-slot="2"] {
    grid-area: c;
}

[data-orbit-slot="3"] {
    grid-area: d;
}

@media (min-width: 768px) {
    [data-orbit-board] {
        grid-template-columns: 1fr auto 1fr;
        grid-template-areas:
            "a hub b"
            "c hub d";
    }
}

.perks-flex-center__thumb {
    width: 5rem;
    height: 5rem;
}

.perks-flex-center__tile,
.perks-flex-center__cta {
    transition: transform 0.2s ease;
}

@media (min-width: 640px) {
    .perks-flex-center__tile:hover {
        transform: scale(1.05);
    }

    .perks-flex-center__cta:hover {
        transform: scale(1.05);
    }
}