/* intro v17 — Death Note noir: circuit band, pulse rings, extrude text, duotone media, scroll slide-in */

/* Circuit-board traces — colour via Tailwind text-* on the band, currentColor in the pattern */
.intro-noir__circuit {
    background-image:
        repeating-linear-gradient(0deg, currentColor 0 1px, transparent 1px 32px),
        repeating-linear-gradient(90deg, currentColor 0 1px, transparent 1px 32px);
    opacity: 0.18;
    -webkit-mask: linear-gradient(180deg, black, transparent);
    mask: linear-gradient(180deg, black, transparent);
}

/* Pulse rings from the band centre (size + placement so Bootstrap has no utility gap) */
.intro-noir__ring {
    width: 6rem;
    height: 6rem;
    top: 6rem;
    left: 50%;
    margin-left: -3rem;
    opacity: 0;
    animation: intro-noir-pulse 3.4s ease-out infinite;
}
.intro-noir__ring--2 { animation-delay: 1.7s; }

@keyframes intro-noir-pulse {
    0%   { transform: scale(0.4); opacity: 0.55; }
    100% { transform: scale(3.4); opacity: 0; }
}

/* Emboss seal circle */
.intro-noir__seal {
    width: 7rem;
    height: 7rem;
    font-size: 0.75rem;
    line-height: 1.1;
    padding: 0.75rem;
    transform: rotate(-8deg);
}

/* Extrude — stacked text-shadow depth using the element's own colour */
.intro-noir__extrude {
    text-shadow: 1px 1px 0 currentColor, 2px 2px 0 currentColor, 3px 3px 0 currentColor;
}

/* Duotone media: grayscale image + primary multiply tint (colour is a Tailwind class) */
.intro-noir__img {
    height: 10rem;
    object-fit: cover;
    filter: grayscale(1) contrast(1.05);
}

/* Sticky aside offset (Bootstrap position-sticky has no top-16 utility) */
@media (min-width: 992px) {
    .intro-noir__aside { top: 4rem; }
}
.intro-noir__tint {
    mix-blend-mode: multiply;
    opacity: 0.5;
}

/* Letter-spacing widen on hover */
.intro-noir__ttl { transition: letter-spacing 260ms ease; }
[data-card]:hover .intro-noir__ttl { letter-spacing: 0.08em; }

/* Slide-in entrance — pure CSS on the reliable [data-card] attribute; always ends visible */
@keyframes intro-noir-rise {
    from { opacity: 0; transform: translateY(2rem); }
    to   { opacity: 1; transform: translateY(0); }
}
.intro-noir [data-card] { animation: intro-noir-rise 560ms ease both; }

@media (prefers-reduced-motion: reduce) {
    .intro-noir__ring { animation: none; }
    .intro-noir [data-card] { animation: none; }
}

/* values v14 — bento grid tile sizing, no colors */
.values-nike-bento__grid {
    grid-auto-rows: minmax(9rem, auto);
}

.values-nike-bento__tile--large {
    grid-column: span 2 / span 2;
    grid-row: span 2 / span 2;
}

.values-nike-bento__tile--small {
    grid-column: span 1 / span 1;
}

@media (max-width: 640px) {
    .values-nike-bento__tile--large {
        grid-column: span 2 / span 2;
        grid-row: span 1 / span 1;
    }
}

.values-nike-bento__decor-circle,
.values-nike-bento__decor-blob,
.values-nike-bento__decor-ring {
    z-index: 0;
}

.values-nike-bento__decor-line,
.values-nike-bento__decor-square,
.values-nike-bento__decor-dot {
    z-index: 0;
}

/* BS has no w-14/h-14 — without a fixed size, rounded-circle stretches in a flex column */
.values-nike-bento__icon-badge {
    width: 3.5rem;
    height: 3.5rem;
    flex-shrink: 0;
    align-self: flex-start;
    transition: transform 200ms ease;
}

.values-nike-bento__icon-badge:hover {
    transform: scale(1.05);
}

.classic-rail-timeline__line {
    width: 2px;
    left: 2rem;
}

@media (min-width: 768px) {
    .classic-rail-timeline__line {
        left: 50%;
        transform: translateX(-50%);
    }
}

.classic-rail-timeline__dot {
    width: 1rem;
    height: 1rem;
    left: 2rem;
    top: 50%;
    transform: translateY(-50%);
}

@media (min-width: 768px) {
    .classic-rail-timeline__dot {
        left: 50%;
        transform: translate(-50%, -50%);
    }
}

.classic-rail-timeline__content {
    margin-left: 5rem;
}

@media (min-width: 768px) {
    .classic-rail-timeline__content {
        margin-left: 0;
        width: 50%;
    }

    .classic-rail-timeline__content--start {
        padding-right: 2.5rem;
    }

    .classic-rail-timeline__content--end {
        padding-left: 2.5rem;
    }

    .classic-rail-timeline__row--reverse {
        flex-direction: row-reverse;
    }
}

.steps-bg-timeline__card-col {
    max-width: 28rem;
}

.steps-bg-timeline__badge-circle {
    width: 4rem;
    height: 4rem;
}

.steps-bg-timeline__timeline-line {
    height: 1px;
}

/* Mobile: label stays in flow under the badge (no overlap between adjacent steps).
   From md up it detaches below the timeline line, centered on the badge. */
.steps-bg-timeline__badge-label {
    max-width: 8rem;
}

@media (min-width: 768px) {
    .steps-bg-timeline__badge-label {
        position: absolute;
        top: 100%;
        left: 50%;
        transform: translateX(-50%);
        margin-top: 2rem;
        max-width: none;
        white-space: nowrap;
    }
}

.rounded-stack-quote__portrait {
    width: 5rem;
    height: 5rem;
}