/* intro v25 — Sagmeister ticket: corner patch, spiral binding, ticket perforation, square thumb */

/* Corner accent patch → triangle */
.intro-tkt__patch {
    width: 10rem;
    height: 10rem;
    clip-path: polygon(0 0, 100% 0, 0 100%);
    opacity: 0.9;
}
.intro-tkt__spiral { height: 1rem; }
.intro-tkt__body { min-width: 0; }
.intro-tkt__close { width: 2rem; height: 2rem; }

/* Torn notebook spiral binding holes (colour from Tailwind text-*, holes via mask) */
.intro-tkt__spiral {
    -webkit-mask: radial-gradient(circle 5px at center, black 98%, transparent 100%) 0 0 / 30px 100%;
    mask: radial-gradient(circle 5px at center, black 98%, transparent 100%) 0 0 / 30px 100%;
    background: currentColor;
    opacity: 0.5;
}

/* Square cropped thumbnail */
.intro-tkt__thumb {
    width: 6rem;
    height: 6rem;
    object-fit: cover;
}

/* Ticket stub perforation (currentColor from the card text) */
.intro-tkt__ticket { transition: box-shadow 240ms ease; }
.intro-tkt__ticket::after {
    content: "";
    position: absolute;
    top: 0.75rem;
    bottom: 0.75rem;
    left: 7.5rem;
    border-left: 2px dashed currentColor;
    opacity: 0.25;
    pointer-events: none;
}
@media (max-width: 575.98px) {
    .intro-tkt__ticket::after { display: none; }
}

.doctrine-magazine__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
}

@media (min-width: 1024px) {
    .doctrine-magazine__grid {
        grid-template-columns: minmax(0, 320px) 1fr;
        gap: 4rem;
    }

    .doctrine-magazine__aside {
        position: sticky;
        top: 6rem;
        align-self: start;
    }
}

.doctrine-magazine__image {
    height: 14rem;
    object-fit: cover;
}

/* Steps v20 — Horizontal Boarding-Pass Ticket Row Steps with Perforated Stub Divider */

/* Responsive card grid (avoids mixing Bootstrap row/col with a flex/grid gap on the same node) */
.ticket-stub__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .ticket-stub__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .ticket-stub__grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Fixed-width code/number stub (no Bootstrap utility equivalent) */
.ticket-stub__code-box {
    width: 5rem;
}

/* Perforated divider — dashed edge between the stub and the ticket body */
.ticket-stub__divider {
    width: 0;
    border-left-style: dashed;
    margin-top: 1rem;
    margin-bottom: 1rem;
}

/* Prevents flex-child text overflow inside the ticket body */
.ticket-stub__min-shrink {
    min-width: 0;
}

/* process journal — layout, image crop, hover motion (no colors) */
.process-journal__photo {
    aspect-ratio: 1 / 1;
    object-fit: cover;
}
.process-journal__marker {
    width: 0.75rem;
    height: 0.75rem;
}
.process-journal__arrow {
    width: 2.75rem;
    height: 2.75rem;
    flex-shrink: 0;
    text-decoration: none;
    transition: transform 200ms ease;
}
.process-journal__pill {
    text-decoration: none;
    transition: transform 200ms ease;
}
.process-journal__arrow:hover,
.process-journal__pill:hover {
    transform: translateY(-1px);
}


.copy-document__decor-1 {
    position: absolute;
    top: 1rem;
    left: 2rem;
    width: 1.5rem;
    height: 1.5rem;
    transform: rotate(45deg);
    z-index: 0;
    pointer-events: none;
}

.copy-document__decor-2 {
    position: absolute;
    top: 2rem;
    right: 1rem;
    width: 1rem;
    height: 1rem;
    transform: rotate(12deg);
    z-index: 0;
    pointer-events: none;
}

.copy-document__decor-3 {
    position: absolute;
    bottom: 1.5rem;
    left: 1rem;
    width: 2rem;
    height: 2rem;
    transform: rotate(45deg);
    z-index: 0;
    pointer-events: none;
}

.copy-document__decor-4 {
    position: absolute;
    bottom: 1rem;
    right: 2rem;
    width: 1.25rem;
    height: 1.25rem;
    transform: rotate(-12deg);
    z-index: 0;
    pointer-events: none;
}

.copy-document__heading-row-trail { margin-bottom: 2rem; }

.copy-document__frame-section-pad {
    padding-top: 6rem;
    padding-bottom: 6rem;
}

.content-heading-gap {
    margin-bottom: 2rem;
}

/* quote v13 — sekiro swimlane index cards: tessellation, CRT flicker, smoke wisps */

/* geometric tessellation tile sizing */
.sekiro-swimlane__tessellation svg {
    width: 100%;
    height: 100%;
}

/* CRT scanline flicker loop — tint via currentColor on the element */
.sekiro-swimlane__scanlines {
    background-image: repeating-linear-gradient(
        to bottom,
        currentColor 0,
        currentColor 1px,
        transparent 1px,
        transparent 3px
    );
    background-size: 100% 3px;
    animation: sekiro-swimlane-scanline-flicker 2.4s steps(2, end) infinite;
}

@keyframes sekiro-swimlane-scanline-flicker {
    0%, 100% {
        opacity: .12;
    }
    50% {
        opacity: .28;
    }
}

/* smoke / mist wisps — layout + blur only */
.sekiro-swimlane__wisp {
    filter: blur(48px);
    animation: sekiro-swimlane-wisp-drift 14s ease-in-out infinite;
}

.sekiro-swimlane__wisp--a {
    top: 8%;
    left: -4%;
    width: 16rem;
    height: 10rem;
    animation-delay: 0s;
}

.sekiro-swimlane__wisp--b {
    top: 42%;
    right: -6%;
    width: 20rem;
    height: 12rem;
    animation-delay: 4.5s;
}

.sekiro-swimlane__wisp--c {
    bottom: 6%;
    left: 28%;
    width: 14rem;
    height: 9rem;
    animation-delay: 9s;
}

@keyframes sekiro-swimlane-wisp-drift {
    0%, 100% {
        transform: translate(0, 0) scale(1);
        opacity: .35;
    }
    50% {
        transform: translate(1.5rem, -0.75rem) scale(1.08);
        opacity: .65;
    }
}

/* typography axis: lowercase body copy */
.sekiro-swimlane__body {
    text-transform: lowercase;
}

/* pull-quote aside accent rail */
.sekiro-swimlane__pull-rail {
    width: 3px;
    min-height: 3rem;
}

/* lane focus toggle — JS-driven active state (TW + BS parity via theme tokens) */
.sekiro-swimlane__tab {
    appearance: none;
    -webkit-appearance: none;
    font: inherit;
    cursor: pointer;
    outline-offset: -2px;
    transition: border-color 180ms ease, color 180ms ease;
    background-color: transparent;
    border-style: solid;
}

.sekiro-swimlane__tab.is-active {
    border-color: var(--bs-primary);
    color: var(--bs-primary);
}

/* swimlane panel — flex/grid child must shrink below content width for overflow-x scroll */
.sekiro-swimlane__panel {
    min-width: 0;
}

/* swimlane row focus / dim states */
.sekiro-swimlane__lane {
    max-width: 100%;
    transition: opacity 220ms ease, transform 220ms ease;
}

.sekiro-swimlane__lane.is-dimmed {
    opacity: .42;
}

.sekiro-swimlane__lane.is-focused {
    opacity: 1;
    transform: translateY(-0.125rem);
}

/* index-card micro tile */
.sekiro-swimlane__index-card {
    width: 11.5rem;
    min-height: 9.5rem;
    flex-shrink: 0;
    scroll-snap-align: start;
    transition: transform 200ms ease, box-shadow 200ms ease;
}

.sekiro-swimlane__index-card:hover {
    transform: translateY(-0.25rem);
}

/* ruled index-card lines — currentColor only */
.sekiro-swimlane__index-card__rules {
    top: 2rem;
    background-image: repeating-linear-gradient(
        to bottom,
        transparent 0,
        transparent 0.85rem,
        currentColor 0.85rem,
        currentColor calc(0.85rem + 1px)
    );
    background-size: 100% 1.125rem;
    opacity: .08;
}

/* hole-punch marker */
.sekiro-swimlane__index-card__punch {
    width: 0.5rem;
    height: 0.5rem;
}

/* horizontal swimlane scroll snap */
.sekiro-swimlane__track {
    width: 100%;
    max-width: 100%;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
}

/* pull-quote clamp for aside width */
.sekiro-swimlane__pull-text {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 5;
    overflow: hidden;
}

/* card quote clamp */
.sekiro-swimlane__card-clamp {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 4;
    overflow: hidden;
}

@media (prefers-reduced-motion: reduce) {
    .sekiro-swimlane__scanlines,
    .sekiro-swimlane__wisp {
        animation: none;
    }

    .sekiro-swimlane__lane,
    .sekiro-swimlane__index-card {
        transition: none;
    }
}
/* hover + focus affordances (layout/outline via theme token) */
@media (hover: hover) {
    .sekiro-swimlane-root [role="listitem"]:hover,
    .sekiro-swimlane-root article:hover,
    .sekiro-swimlane-root [class*="sekiro-swimlane__card"]:hover,
    .sekiro-swimlane-root .sekiro-swimlane__book:hover,
    .sekiro-swimlane-root .sekiro-swimlane__step:hover,
    .sekiro-swimlane-root .sekiro-swimlane__index-card:hover,
    .sekiro-swimlane-root .sekiro-swimlane__pill:hover,
    .sekiro-swimlane-root .sekiro-swimlane__item:hover {
        transform: translateY(-0.125rem);
    }
}

.sekiro-swimlane-root [role="listitem"],
.sekiro-swimlane-root article,
.sekiro-swimlane-root [class*="sekiro-swimlane__card"],
.sekiro-swimlane-root .sekiro-swimlane__book,
.sekiro-swimlane-root .sekiro-swimlane__step,
.sekiro-swimlane-root .sekiro-swimlane__index-card,
.sekiro-swimlane-root .sekiro-swimlane__pill {
    transition: transform 200ms ease;
}

.sekiro-swimlane-root a:focus-visible,
.sekiro-swimlane-root button:focus-visible,
.sekiro-swimlane-root [tabindex="0"]:focus-visible,
.sekiro-swimlane-root input:focus-visible,
.sekiro-swimlane-root summary:focus-visible,
.sekiro-swimlane-root [role="slider"]:focus-visible {
    outline: 2px solid var(--bs-primary);
    outline-offset: 2px;
}

@media (hover: hover) {
    .sekiro-swimlane-root button:hover,
    .sekiro-swimlane-root a:hover,
    .sekiro-swimlane-root summary:hover {
        opacity: 0.92;
    }
}