/* 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-river__arc {
    width: 18rem;
    height: 18rem;
}

.content-river__node {
    width: 0.75rem;
    height: 0.75rem;
    transform: translate(-50%, -50%);
}

@media (min-width: 768px) {
    .content-river__copy--right {
        grid-column-start: 2;
    }

    .content-river__copy--left {
        grid-column-start: 1;
        grid-row-start: 1;
    }

    .content-river__spacer--left {
        order: 2;
    }
}

.tips-interactive__badge {
    z-index: 20;
}

.tips-interactive__inner {
    z-index: 10;
}

.tips-interactive__panel {
    z-index: 50;
}

.tips-interactive__thumb {
    width: 4rem;
    height: 4rem;
}

.tips-interactive__thumb--sm {
    width: 3rem;
    height: 3rem;
}

.tips-interactive__panel--collapsed {
    opacity: 0;
    pointer-events: none;
    transform: translateY(-1rem);
}

.tips-interactive__panel--open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

/* FAQ v19 — bento grid (featured full-width, then 2 columns on md+) */
.hints-support__bento {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    width: 100%;
    max-width: 56rem;
    margin-inline: auto;
}

@media (min-width: 768px) {
    .hints-support__bento {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .hints-support__cell--featured {
        grid-column: 1 / -1;
    }

    .hints-support__cell--tile {
        min-width: 0;
    }
}

.hints-support__unit--shift:hover {
    transform: scale(1.05);
    transition: transform 0.2s ease;
}

/* Lists: avoid d-flex on ul (markers); spacing between items */
.hints-support__answer-list {
    list-style-type: disc;
    list-style-position: outside;
    padding-left: 1.25rem;
    margin-bottom: 0;
}

.hints-support__answer-list li + li {
    margin-top: 0.5rem;
}

.glossary-chevron {
    transition: transform 0.3s ease;
}

.glossary-item[open] .glossary-chevron {
    transform: rotate(180deg);
}

.signup-hero-stack__center {
    max-width: 56rem;
}

.signup-hero-stack__mark {
    width: 5rem;
    height: 5rem;
}