/* intro v19 — photo-free index list: soft blurred blobs, fixed icon tiles, scroll reveal */

/* Soft background blobs (fixed size + blur have no BS utility; colour stays a Tailwind/BS class) */
.intro-index__blob {
    width: 24rem;
    height: 24rem;
    filter: blur(64px);
    opacity: 0.5;
}

/* Icon tile fixed size (BS has no w-N/h-N utility) */
.intro-index__icon-tile {
    width: 3rem;
    height: 3rem;
}

/* Scroll reveal — cards hide only once JS arms the section (no-JS content stays visible) */
.intro-index.is-armed .intro-index__card {
    opacity: 0;
    transform: translateY(1.5rem);
    transition: opacity 560ms ease, transform 560ms ease;
}
.intro-index.is-armed .intro-index__card.is-in {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
    .intro-index.is-armed .intro-index__card {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* v10 - Diagonal Skewed Timeline with Brutalist Borders (no BS analog for skew transform) */
.steps-brutal-skew__row {
    opacity: 0;
    transform: translateX(-1.5rem) skewX(-2deg);
    transition: opacity 500ms ease, transform 500ms ease;
}

.steps-brutal-skew__row.is-visible {
    opacity: 1;
    transform: skewX(-2deg);
}

.steps-brutal-skew__row:nth-child(even) {
    transform: translateX(1.5rem) skewX(2deg);
}

.steps-brutal-skew__row:nth-child(even).is-visible {
    transform: skewX(2deg);
}

.steps-brutal-skew__panel {
    transform: skewX(2deg);
}

.steps-brutal-skew__row:nth-child(even) .steps-brutal-skew__panel {
    transform: skewX(-2deg);
}

.steps-brutal-skew__num {
    transform: skewX(2deg);
}

.steps-brutal-skew__row:nth-child(even) .steps-brutal-skew__num {
    transform: skewX(-2deg);
}


.stackup-ledger__slate--glow:hover { transform: scale(1.05); transition: transform .2s ease; }

.stackup-ledger__preview--glow:hover { transform: scale(1.1); transition: transform .2s ease; }

.stackup-ledger__mark--glow:hover { transform: scale(1.1); transition: transform .2s ease; }

.stackup-ledger__piece--glow:hover { transform: scale(1.05); transition: transform .2s ease; }


@keyframes knowledge-clarify-flare-throb-seq {
    0%, 100% { opacity: 1; }
    50%       { opacity: .5; }
}
.knowledge-clarify__flare--throb {
    animation: knowledge-clarify-flare-throb-seq 2s cubic-bezier(.4,0,.6,1) infinite;
}

@keyframes knowledge-clarify-flare-rebound-seq {
    0%, 100% { transform: translateY(0); animation-timing-function: cubic-bezier(.8,0,1,1); }
    50%       { transform: translateY(-25%); animation-timing-function: cubic-bezier(0,0,.2,1); }
}
.knowledge-clarify__flare--rebound {
    animation: knowledge-clarify-flare-rebound-seq 1s infinite;
}

@keyframes knowledge-clarify-flare-ping-seq {
    75%, 100% { transform: scale(2); opacity: 0; }
}
.knowledge-clarify__flare--ping {
    animation: knowledge-clarify-flare-ping-seq 1s cubic-bezier(0,0,.2,1) infinite;
}

/* Animation delays */
.knowledge-clarify__flare--delay-1 { animation-delay: 0.3s; }
.knowledge-clarify__flare--delay-2 { animation-delay: 0.5s; }
.knowledge-clarify__flare--delay-3 { animation-delay: 0.8s; }
.knowledge-clarify__flare--delay-4 { animation-delay: 1s; }
.knowledge-clarify__flare--delay-5 { animation-delay: 1.2s; }
.knowledge-clarify__flare--delay-6 { animation-delay: 1.5s; }
.knowledge-clarify__flare--delay-7 { animation-delay: 2s; }

/* Dot positions and sizes */
.knowledge-clarify__dot-a { top: 3rem; left: 2.5rem; width: 0.75rem; height: 0.75rem; }
.knowledge-clarify__dot-b { top: 5rem; right: 4rem; width: 0.5rem; height: 0.5rem; }
.knowledge-clarify__dot-c { top: 8rem; left: 25%; width: 1rem; height: 1rem; }
.knowledge-clarify__dot-d { bottom: 6rem; right: 5rem; width: 0.75rem; height: 0.75rem; }
.knowledge-clarify__dot-e { bottom: 4rem; left: 4rem; width: 0.5rem; height: 0.5rem; }
.knowledge-clarify__dot-f { top: 50%; right: 3rem; width: 1.25rem; height: 1.25rem; }

/* Line decors */
.knowledge-clarify__line-a { top: 25%; left: 33%; width: 3rem; height: 0.125rem; }
.knowledge-clarify__line-b { bottom: 33%; right: 25%; width: 4rem; height: 0.125rem; }

/* Corner blob size */
.knowledge-clarify__corner-blob { width: 4rem; height: 4rem; }

.knowledge-clarify__story--glow:hover { transform: scale(1.05); transition: transform .2s ease; }

.knowledge-clarify__flare--glow:hover { transform: scale(1.25); transition: transform .2s ease; }