/*
 * Blog / Articles discovery page.
 * Server-rendered, no Blog-specific JavaScript: hierarchy comes from layout,
 * typography, real WordPress media/taxonomy, and the existing design tokens.
 */

.ax-blog-main {
    padding-block: clamp(1.5rem, 4vw, 4rem) 0;
}

.ax-blog-shell,
.ax-blog {
    min-width: 0;
    width: 100%;
}

.ax-blog-shell {
    margin-inline: auto;
    max-width: var(--ax-wide);
}

.ax-blog {
    font-size: 1rem;
}

.ax-blog > section + section,
.ax-blog-pagination {
    margin-block-start: clamp(2.75rem, 6vw, 5.5rem);
}

/* The first article should not be pushed down by a second hero-sized gap. */
.ax-blog > .ax-blog-intro + .ax-blog-lead {
    margin-block-start: clamp(1.75rem, 3vw, 3rem);
}

.ax-blog :where(h1, h2, h3, p) {
    overflow-wrap: anywhere;
}

.ax-blog :where(.ax-kicker, .ax-meta) {
    font-family: var(--ax-mono);
}

.ax-blog .ax-kicker {
    color: var(--ax-steel);
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.075em;
    margin: 0;
    text-transform: uppercase;
}

.ax-blog .ax-meta {
    color: var(--ax-steel);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    line-height: 1.45;
    margin: 0;
    text-transform: uppercase;
}

.ax-blog .ax-meta span {
    white-space: nowrap;
}

/* Compact editorial masthead: orientation and discovery without a tall hero. */

.ax-blog-intro {
    border-top: 2px solid var(--ax-ink);
    display: grid;
    gap: clamp(1.5rem, 4vw, 3rem);
    padding-block: clamp(1rem, 2vw, 1.5rem) clamp(1.5rem, 3vw, 2.25rem);
}

.ax-blog-intro__copy > * {
    margin-block: 0;
}

.ax-blog-eyebrow {
    align-items: center;
    color: var(--ax-steel);
    display: flex;
    font-family: var(--ax-mono);
    font-size: 0.8125rem;
    font-weight: 700;
    gap: 0.65rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.ax-blog-eyebrow::before {
    background: var(--ax-signal);
    content: "";
    height: 2px;
    width: 1.75rem;
}

.ax-blog-intro h1 {
    font-size: clamp(2.2rem, 3.3vw, 3.35rem);
    line-height: 1.04;
    margin-block-start: clamp(1rem, 2vw, 1.5rem);
    max-width: 23ch;
    text-wrap: balance;
}

.ax-blog-intro__dek {
    color: var(--ax-ink-soft);
    font-family: var(--ax-serif);
    font-size: clamp(1.05rem, 1vw + 0.8rem, 1.25rem);
    line-height: 1.5;
    margin-block-start: 1rem !important;
    max-width: 39rem;
}

.ax-blog-intro__discovery {
    align-self: end;
    display: grid;
    gap: 0.85rem;
}

.ax-blog-search {
    display: grid;
    gap: 0.5rem;
    grid-template-columns: minmax(0, 1fr) auto;
    max-width: 34rem;
}

.ax-blog-search input,
.ax-blog-search button {
    border: 1px solid var(--ax-rule);
    border-radius: 4px;
    box-sizing: border-box;
    font: inherit;
    min-height: 3rem;
}

.ax-blog-search input {
    background: var(--ax-surface);
    color: var(--ax-ink);
    min-width: 0;
    padding-inline: 0.9rem;
    width: 100%;
}

.ax-blog-search input::placeholder {
    color: var(--ax-ink-soft);
    opacity: 1;
}

.ax-blog-search button {
    background: var(--ax-ink);
    border-color: var(--ax-ink);
    color: var(--ax-paper);
    cursor: pointer;
    font-weight: 700;
    padding-inline: 1.1rem;
}

.ax-blog-search button:hover {
    background: var(--ax-signal-hover);
    border-color: var(--ax-signal-hover);
}

.ax-blog-intro__links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem 1.5rem;
}

.ax-blog-intro__links a,
.ax-blog-engineering__links a {
    align-items: center;
    display: inline-flex;
    font-size: 0.9375rem;
    font-weight: 650;
    min-height: 2.75rem;
    text-underline-offset: 0.18em;
}

/* Section labels preserve the Homepage/Robotics rule-and-label language. */

.ax-blog-section-head {
    border-top: 1px solid var(--ax-rule);
    display: grid;
    gap: 0.45rem;
    margin-block-end: clamp(1.25rem, 3vw, 2rem);
    padding-block-start: 0.9rem;
}

.ax-blog-section-head h2 {
    font-size: clamp(1.65rem, 3vw, 2.5rem);
    margin: 0;
    text-wrap: balance;
}

/* Editorial lead: one substantial story, three deliberately smaller routes. */

.ax-blog-lead {
    border-top: 2px solid var(--ax-ink);
    display: grid;
    gap: clamp(1.5rem, 3vw, 2.5rem);
    padding-block-start: 1rem;
}

.ax-blog-section-head--lead {
    border: 0;
    margin: 0;
    padding: 0;
}

.ax-blog-feature {
    min-width: 0;
}

.ax-blog-feature__media {
    background: var(--ax-surface-subtle);
    border-radius: 4px;
    display: block;
    overflow: hidden;
}

.ax-blog-feature__media > img,
.ax-blog-feature__media > .ax-media-fallback {
    aspect-ratio: 16 / 9;
    height: auto;
    object-fit: cover;
    width: 100%;
}

.ax-blog-feature__body {
    padding-block-start: 1.15rem;
}

.ax-blog-feature__body > * {
    margin-block: 0;
}

.ax-blog-feature__body > * + * {
    margin-block-start: 0.65rem;
}

.ax-blog-feature__body .ax-kicker a,
.ax-blog .ax-story-card .ax-kicker {
    color: var(--ax-steel);
}

.ax-blog-feature__body .ax-kicker a {
    text-underline-offset: 0.18em;
}

.ax-blog-feature h2 {
    font-size: clamp(1.8rem, 3.5vw, 3rem);
    line-height: 1.07;
    max-width: 24ch;
    text-wrap: balance;
}

.ax-blog-feature h2 a,
.ax-blog .ax-story-card h3 a {
    color: inherit;
    text-decoration: none;
}

.ax-blog-feature h2 a:hover,
.ax-blog-feature h2 a:focus-visible,
.ax-blog .ax-story-card h3 a:hover,
.ax-blog .ax-story-card h3 a:focus-visible {
    text-decoration: underline;
    text-decoration-color: var(--ax-signal);
    text-decoration-thickness: 0.07em;
    text-underline-offset: 0.12em;
}

.ax-blog-feature__dek {
    color: var(--ax-ink-soft);
    font-family: var(--ax-serif);
    font-size: 1.0625rem;
    line-height: 1.55;
    max-width: 44rem;
}

.ax-blog-secondary {
    border-top: 1px solid var(--ax-rule);
    display: grid;
}

.ax-blog-secondary .ax-story-card {
    align-items: start;
    border-bottom: 1px solid var(--ax-rule);
    display: grid;
    gap: 1rem;
    grid-template-columns: minmax(0, 1fr) 6rem;
    padding-block: 1rem;
}

.ax-blog-secondary .ax-story-card__media {
    grid-column: 2;
    grid-row: 1;
}

.ax-blog-secondary .ax-story-card__body {
    grid-column: 1;
    grid-row: 1;
}

.ax-blog-secondary .ax-story-card h3 {
    font-size: clamp(1.05rem, 2vw, 1.3rem);
    line-height: 1.22;
    margin: 0.35rem 0 0.65rem;
}

.ax-blog-secondary .ax-story-card .ax-meta {
    margin-block-start: 0.65rem;
}

/* Shared card media/fallback treatment, scoped to Blog so Homepage CSS stays isolated. */

.ax-blog .ax-story-card {
    min-width: 0;
}

.ax-blog .ax-story-card__media {
    aspect-ratio: 4 / 3;
    background: var(--ax-surface-subtle);
    border-radius: 4px;
    display: block;
    overflow: hidden;
}

.ax-blog .ax-story-card__media img,
.ax-blog .ax-story-card__media > .ax-story-card__media--fallback,
.ax-blog .ax-story-card__media .ax-media-fallback {
    height: 100%;
    object-fit: cover;
    width: 100%;
}

.ax-blog .ax-media-fallback {
    align-items: center;
    background: linear-gradient(135deg, var(--ax-surface-subtle), var(--ax-rule));
    color: var(--ax-ink-soft);
    display: grid;
    font-family: var(--ax-mono);
    font-size: 0.85rem;
    isolation: isolate;
    justify-items: center;
    position: relative;
}

.ax-blog .ax-media-fallback::before {
    background: var(--ax-signal);
    content: "";
    height: 2px;
    inset: 0.75rem auto auto 0.75rem;
    position: absolute;
    width: 2rem;
}

.ax-blog .ax-media-fallback__grid {
    background-image:
        linear-gradient(90deg, transparent 49%, color-mix(in srgb, var(--ax-ink-soft) 22%, transparent) 50%, transparent 51%),
        linear-gradient(transparent 49%, color-mix(in srgb, var(--ax-ink-soft) 22%, transparent) 50%, transparent 51%);
    background-size: 1.5rem 1.5rem;
    inset: 0;
    opacity: 0.45;
    position: absolute;
}

.ax-blog .ax-media-fallback__mark {
    border: 1px solid currentColor;
    padding: 0.35rem 0.5rem;
    z-index: 1;
}

.ax-blog .ax-story-card__body > * {
    margin-block: 0;
}

.ax-blog .ax-story-card__body > * + * {
    margin-block-start: 0.65rem;
}

.ax-blog .ax-story-card h3 {
    line-height: 1.18;
}

/* Topic discovery is a compact index, not a cloud of decorative pills. */

.ax-blog-topics {
    border-block: 1px solid var(--ax-rule);
    padding-block: clamp(1.5rem, 3vw, 2.25rem);
}

.ax-blog-topics .ax-blog-section-head {
    border: 0;
    margin-block-end: 1rem;
    padding: 0;
}

.ax-blog-topic-links {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.ax-blog-topic-links a {
    align-items: center;
    border-top: 1px solid var(--ax-rule);
    color: var(--ax-ink);
    display: flex;
    font-weight: 650;
    gap: 0.75rem;
    justify-content: space-between;
    min-height: 3rem;
    padding: 0.6rem 0;
    text-decoration: none;
}

.ax-blog-topic-links a:nth-child(odd) {
    padding-inline-end: 0.75rem;
}

.ax-blog-topic-links a:nth-child(even) {
    border-inline-start: 1px solid var(--ax-rule);
    padding-inline-start: 0.75rem;
}

.ax-blog-topic-links a:hover,
.ax-blog-topic-links a:focus-visible {
    text-decoration: underline;
    text-decoration-color: var(--ax-signal);
}

.ax-blog-topic-links__count {
    color: var(--ax-steel);
    font-family: var(--ax-mono);
    font-size: 0.75rem;
    font-weight: 600;
}

/* Latest: varied hierarchy above, predictable discovery grid here. */

.ax-blog-latest__grid {
    display: grid;
    gap: 2.25rem clamp(1.25rem, 2.5vw, 2rem);
}

.ax-blog-latest__grid .ax-story-card {
    border-top: 1px solid var(--ax-rule);
    display: block;
    padding-block: 1rem 0;
}

.ax-blog-latest__grid .ax-story-card__media {
    margin-block-end: 1rem;
}

.ax-blog-latest__grid .ax-story-card__body {
    padding-block-start: 0;
}

.ax-blog-latest__grid .ax-story-card h3 {
    font-size: clamp(1.3rem, 2.1vw, 1.65rem);
    margin-block: 0.4rem 0.65rem;
    text-wrap: balance;
}

.ax-blog-latest__grid .ax-story-card__body > p:not(.ax-kicker, .ax-meta) {
    color: var(--ax-ink-soft);
    font-family: var(--ax-serif);
    font-size: 0.975rem;
    line-height: 1.5;
}

/* No thumbnail: show a text-first editorial row, not a giant empty image slab.
 * The small, real-taxonomy fallback remains useful without dominating the card. */
.ax-blog-latest__grid .ax-story-card--no-image {
    align-items: start;
    display: grid;
    gap: 1rem;
    grid-template-columns: minmax(0, 1fr) clamp(5rem, 7vw, 6.5rem);
}

.ax-blog-latest__grid .ax-story-card--no-image .ax-story-card__media {
    aspect-ratio: 1;
    grid-column: 2;
    grid-row: 1;
    margin-block-end: 0;
}

.ax-blog-latest__grid .ax-story-card--no-image .ax-story-card__body {
    grid-column: 1;
    grid-row: 1;
}

/* Engineering identity: a quiet technical band, not another generic card grid. */

.ax-blog-engineering {
    background: var(--ax-surface-subtle);
    border-block: 1px solid var(--ax-rule);
    display: grid;
    gap: clamp(1.5rem, 4vw, 3.5rem);
    padding: clamp(1.5rem, 4vw, 3rem);
}

.ax-blog-engineering__intro > * {
    margin-block: 0;
}

.ax-blog-engineering__intro h2 {
    font-size: clamp(1.65rem, 3vw, 2.45rem);
    margin-block-start: 0.55rem;
    max-width: 16ch;
    text-wrap: balance;
}

.ax-blog-engineering__intro > p:not(.ax-kicker) {
    color: var(--ax-ink-soft);
    line-height: 1.55;
    margin-block-start: 0.8rem;
    max-width: 35rem;
}

.ax-blog-engineering__links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem 1.25rem;
    margin-block-start: 1rem;
}

.ax-blog-engineering__stories {
    border-top: 2px solid var(--ax-ink);
}

.ax-blog-engineering__stories .ax-story-card {
    border-bottom: 1px solid var(--ax-rule);
    display: block;
    padding-block: 1rem;
}

.ax-blog-engineering__stories .ax-story-card h3 {
    font-size: clamp(1.1rem, 1.8vw, 1.35rem);
    margin-block: 0.35rem 0.65rem;
}

/* Native WordPress pagination remains server-rendered and crawlable. */

.ax-blog-pagination {
    border-top: 2px solid var(--ax-ink);
    padding-block: 1rem clamp(2.5rem, 6vw, 5rem);
}

.ax-blog-pagination .navigation {
    margin: 0;
}

.ax-blog-pagination .nav-links {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
}

.ax-blog-pagination .page-numbers {
    align-items: center;
    color: var(--ax-ink);
    display: inline-flex;
    justify-content: center;
    min-height: 2.75rem;
    min-width: 2.75rem;
    padding-inline: 0.65rem;
}

.ax-blog-pagination .current {
    background: var(--ax-ink);
    color: var(--ax-paper);
    text-decoration: none;
}

.ax-blog-pagination .next {
    margin-inline-start: auto;
}

.ax-blog-pagination .prev {
    margin-inline-end: auto;
}

/* Tablet: two-column discovery, with a compact side-by-side lead. */

@media (min-width: 48rem) {
    .ax-blog-intro {
        align-items: end;
        grid-template-columns: minmax(0, 1.25fr) minmax(18rem, 0.75fr);
    }

    .ax-blog-feature {
        align-items: start;
        display: grid;
        gap: clamp(1.5rem, 3vw, 2.5rem);
        grid-template-columns: minmax(0, 1.1fr) minmax(16rem, 0.9fr);
    }

    .ax-blog-feature__body {
        padding-block-start: 0;
    }

    .ax-blog-topic-links {
        grid-template-columns: repeat(5, minmax(0, 1fr));
    }

    .ax-blog-topic-links a {
        border-inline-start: 1px solid var(--ax-rule);
        padding-inline: 0.75rem;
    }

    .ax-blog-topic-links a:nth-child(5n + 1) {
        border-inline-start: 0;
        padding-inline-start: 0;
    }

    .ax-blog-latest__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .ax-blog-engineering {
        grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    }
}

/* Desktop: editorial lead and supporting stories share one balanced band. */

@media (min-width: 64rem) {
    .ax-blog-lead {
        grid-template-columns: minmax(0, 1.65fr) minmax(18rem, 0.75fr);
    }

    .ax-blog-section-head--lead {
        grid-column: 1 / -1;
    }

    .ax-blog-feature {
        display: block;
        grid-column: 1;
    }

    .ax-blog-secondary {
        grid-column: 2;
    }

    .ax-blog-secondary .ax-story-card {
        grid-template-columns: minmax(0, 1fr) 7rem;
    }

    .ax-blog-latest__grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 37.5rem) {
    .ax-blog-search {
        grid-template-columns: minmax(0, 1fr) auto;
    }

    .ax-blog-intro h1 {
        font-size: clamp(2rem, 11vw, 2.75rem);
    }

    .ax-blog-feature h2 {
        font-size: clamp(1.65rem, 8vw, 2.2rem);
    }

    .ax-blog-pagination .prev,
    .ax-blog-pagination .next {
        margin-inline: 0;
    }

    .ax-blog-pagination .nav-links {
        justify-content: center;
    }
}

@media (prefers-reduced-motion: reduce) {
    .ax-blog * {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }
}

@media (forced-colors: active) {
    .ax-blog-search button,
    .ax-blog-pagination .current {
        background: Highlight;
        color: HighlightText;
    }

    .ax-blog-engineering,
    .ax-blog .ax-media-fallback {
        border: 1px solid CanvasText;
    }
}