/* ================================
   BLOG PREVIEW — Antonio Richaud
   Banda editorial horizontal
   Artículos reales / títulos largos controlados
================================ */

.blog-preview {
    --blog-text: var(--color-text, #f5f7fb);
    --blog-text-muted: var(--color-text-muted, rgba(245, 247, 251, 0.62));
    --blog-text-soft: rgba(245, 247, 251, 0.44);

    --blog-line: rgba(245, 247, 251, 0.1);
    --blog-line-strong: rgba(245, 247, 251, 0.22);

    --blog-surface: rgba(255, 255, 255, 0.014);
    --blog-surface-hover: rgba(255, 255, 255, 0.034);

    --blog-card-gap: clamp(0.9rem, 1.8vw, 1.2rem);

    position: relative;
    isolation: isolate;
    overflow: visible;

    color: var(--blog-text);
    background: transparent;

    padding: clamp(4.2rem, 7vw, 6.4rem) clamp(1.25rem, 5vw, 5rem);
    scroll-margin-top: 96px;
}

.blog-preview::before,
.blog-preview::after,
.blog-preview__ambient,
.blog-preview__ambient--one,
.blog-preview__ambient--two {
    content: none !important;
    display: none !important;
}

.blog-preview__container {
    width: min(1180px, 100%);
    margin: 0 auto;
}

/* ================================
   Header
================================ */

.blog-preview__header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: clamp(1.3rem, 4vw, 3rem);

    margin-bottom: clamp(1.8rem, 3.5vw, 2.7rem);
}

.blog-preview__heading {
    min-width: 0;
}

.blog-preview__kicker {
    margin: 0 0 0.72rem;

    color: var(--blog-text-soft);

    font-size: 0.72rem;
    font-weight: 700;
    line-height: 1;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.blog-preview__kicker::before,
.blog-preview__kicker::after {
    content: none !important;
    display: none !important;
}

.blog-preview__title {
    margin: 0;

    color: var(--blog-text);
    font-size: clamp(2.25rem, 5.6vw, 5rem);
    font-weight: 640;
    line-height: 0.95;
    letter-spacing: -0.058em;
    text-wrap: balance;
}

/* ================================
   Controles
================================ */

.blog-preview__controls {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    flex: 0 0 auto;
}

.blog-preview__control {
    display: inline-grid;
    place-items: center;

    width: 2.55rem;
    height: 2.55rem;

    color: var(--blog-text-muted);
    background: transparent;

    border: 1px solid var(--blog-line);
    border-radius: 999px;

    font: inherit;
    line-height: 1;
    cursor: pointer;

    transition:
        transform 220ms ease,
        color 220ms ease,
        border-color 220ms ease,
        background-color 220ms ease,
        opacity 220ms ease;
}

.blog-preview__control:hover,
.blog-preview__control:focus-visible {
    transform: translateY(-2px);
    color: var(--blog-text);
    border-color: var(--blog-line-strong);
    background: rgba(255, 255, 255, 0.03);
}

.blog-preview__control:focus-visible {
    outline: 2px solid currentColor;
    outline-offset: 4px;
}

.blog-preview__control:disabled {
    opacity: 0.32;
    cursor: not-allowed;
    transform: none;
    background: transparent;
    border-color: var(--blog-line);
}

.blog-preview__status {
    min-width: 3.5rem;
    margin: 0;

    color: var(--blog-text-soft);

    font-size: 0.75rem;
    font-weight: 650;
    line-height: 1;
    letter-spacing: 0.08em;
    text-align: center;
}

/* ================================
   Viewport / Track
================================ */

.blog-preview__viewport {
    position: relative;
    overflow: visible;
}

.blog-preview__viewport::before,
.blog-preview__viewport::after {
    content: none !important;
    display: none !important;
}

.blog-preview__track {
    display: flex;
    align-items: stretch;
    gap: var(--blog-card-gap);

    overflow-x: auto;
    overflow-y: visible;

    padding: 0.35rem 0.05rem 0.75rem;

    scroll-snap-type: x mandatory;
    scroll-padding-inline: 0;
    scroll-behavior: smooth;

    overscroll-behavior-x: contain;
    -webkit-overflow-scrolling: touch;

    scrollbar-width: none;
}

.blog-preview__track::-webkit-scrollbar {
    display: none;
}

/* ================================
   Cards
================================ */

.blog-card {
    min-width: 0;
    flex: 0 0 calc((100% - (var(--blog-card-gap) * 2)) / 3);
    scroll-snap-align: start;
}

.blog-card__link {
    position: relative;

    display: flex;
    min-height: 100%;
    flex-direction: column;
    overflow: hidden;

    color: inherit;
    text-decoration: none;

    border: 1px solid var(--blog-line);
    border-radius: 1.28rem;
    background: var(--blog-surface);

    transition:
        transform 220ms ease,
        border-color 220ms ease,
        background-color 220ms ease;
}

.blog-card__link:hover,
.blog-card__link:focus-visible,
.blog-card__link:focus-within {
    transform: translateY(-3px);
    border-color: var(--blog-line-strong);
    background-color: var(--blog-surface-hover);
}

.blog-card__link:focus-visible {
    outline: 2px solid currentColor;
    outline-offset: 5px;
}

.blog-card__link::before,
.blog-card__link::after {
    content: none !important;
    display: none !important;
}

/* ================================
   Imagen
================================ */

.blog-card__media {
    position: relative;

    overflow: hidden;
    aspect-ratio: 4 / 3;

    margin: 0.42rem;
    margin-bottom: 0;

    border: 1px solid rgba(245, 247, 251, 0.075);
    border-radius: 0.95rem;

    background: rgba(255, 255, 255, 0.018);
}

.blog-card__media::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;

    opacity: 0.3;
    background:
        linear-gradient(180deg, transparent 64%, rgba(0, 0, 0, 0.22)),
        linear-gradient(90deg, rgba(255, 255, 255, 0.035), transparent 42%);
}

.blog-card__image {
    display: block;

    width: 100%;
    height: 100%;
    object-fit: cover;

    transform: scale(1.001);

    transition:
        transform 520ms cubic-bezier(0.2, 0.8, 0.2, 1),
        filter 220ms ease,
        opacity 220ms ease;
}

.blog-card__link:hover .blog-card__image,
.blog-card__link:focus-visible .blog-card__image,
.blog-card__link:focus-within .blog-card__image {
    transform: scale(1.026);
    filter: saturate(1.03) contrast(1.02);
}

.blog-card__media.is-image-missing {
    display: grid;
    place-items: center;
}

.blog-card__media.is-image-missing::before {
    content: attr(data-fallback);
    position: absolute;
    inset: 0;

    display: grid;
    place-items: center;

    padding: 1.25rem;
    color: var(--blog-text-muted);

    font-size: 0.86rem;
    line-height: 1.45;
    text-align: center;
}

.blog-card__media.is-image-missing .blog-card__image {
    display: none;
}

/* ================================
   Body
================================ */

.blog-card__body {
    position: relative;
    z-index: 1;

    display: flex;
    flex: 1;
    flex-direction: column;

    padding: clamp(0.95rem, 1.6vw, 1.15rem);
}

.blog-card__meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;

    margin-bottom: 0.75rem;

    color: var(--blog-text-soft);
    font-size: 0.68rem;
    font-weight: 700;
    line-height: 1;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.blog-card__category {
    overflow: hidden;

    max-width: 78%;

    color: var(--blog-text-soft);

    text-overflow: ellipsis;
    white-space: nowrap;
}

.blog-card__date {
    flex: 0 0 auto;
    white-space: nowrap;
}

.blog-card__title {
    display: -webkit-box;
    overflow: hidden;

    margin: 0;

    color: var(--blog-text);
    font-size: clamp(1.08rem, 1.55vw, 1.32rem);
    font-weight: 610;
    line-height: 1.18;
    letter-spacing: -0.032em;
    text-wrap: balance;

    -webkit-box-orient: vertical;
    -webkit-line-clamp: 4;
}

.blog-card__title-muted {
    color: var(--blog-text-muted);
}

.blog-card__description {
    display: none;
}

.blog-card__read-more {
    position: relative;

    display: inline-flex;
    width: fit-content;
    align-items: center;
    gap: 0.45rem;

    margin-top: auto;
    padding-top: 1.35rem;

    color: var(--blog-text-muted);

    font-size: 0.88rem;
    font-weight: 620;
    line-height: 1;
}

.blog-card__read-more::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -0.3rem;

    width: 100%;
    height: 1px;

    background: currentColor;
    opacity: 0.24;

    transform: scaleX(0.24);
    transform-origin: left;

    transition:
        transform 220ms ease,
        opacity 220ms ease;
}

.blog-card__arrow {
    transform: translateY(-1px);
    transition: transform 220ms ease;
}

.blog-card__link:hover .blog-card__read-more,
.blog-card__link:focus-visible .blog-card__read-more,
.blog-card__link:focus-within .blog-card__read-more {
    color: var(--blog-text);
}

.blog-card__link:hover .blog-card__read-more::after,
.blog-card__link:focus-visible .blog-card__read-more::after,
.blog-card__link:focus-within .blog-card__read-more::after {
    transform: scaleX(1);
    opacity: 0.58;
}

.blog-card__link:hover .blog-card__arrow,
.blog-card__link:focus-visible .blog-card__arrow,
.blog-card__link:focus-within .blog-card__arrow {
    transform: translate(3px, -3px);
}

/* ================================
   CTA final minimalista
================================ */

.blog-card--cta {
    min-height: auto;
}

.blog-card__link--cta {
    align-items: center;
    justify-content: center;
    min-height: 100%;

    padding: clamp(1.2rem, 2.4vw, 1.7rem);

    background: transparent;
}

.blog-card__link--cta:hover,
.blog-card__link--cta:focus-visible {
    background: rgba(255, 255, 255, 0.026);
}

.blog-card__cta-label {
    color: var(--blog-text);
    font-size: clamp(1.2rem, 2vw, 1.55rem);
    font-weight: 610;
    line-height: 1.1;
    letter-spacing: -0.035em;
    text-align: center;
}

.blog-card__cta-icon {
    margin-top: 0.9rem;

    color: var(--blog-text-muted);
    font-size: 1.25rem;
    line-height: 1;

    transition:
        transform 220ms ease,
        color 220ms ease;
}

.blog-card__link--cta:hover .blog-card__cta-icon,
.blog-card__link--cta:focus-visible .blog-card__cta-icon {
    color: var(--blog-text);
    transform: translateX(4px);
}

/* ================================
   Scroll reveal
================================ */

.blog-preview.blog-preview--js [data-blog-reveal] {
    opacity: 0;
    transform: translateY(14px);

    transition:
        opacity 620ms ease,
        transform 620ms cubic-bezier(0.2, 0.8, 0.2, 1);

    transition-delay: var(--blog-reveal-delay, 0ms);
}

.blog-preview.blog-preview--js [data-blog-reveal].is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ================================
   Transición al cambiar idioma
================================ */

.blog-preview.is-changing-language .blog-preview__title,
.blog-preview.is-changing-language .blog-preview__kicker,
.blog-preview.is-changing-language .blog-card__title,
.blog-preview.is-changing-language .blog-card__meta,
.blog-preview.is-changing-language .blog-card__read-more,
.blog-preview.is-changing-language .blog-card__cta-label,
.blog-preview.is-changing-language .blog-card__cta-icon {
    opacity: 0;
    transform: translateY(5px);
}

.blog-preview__title,
.blog-preview__kicker,
.blog-card__title,
.blog-card__meta,
.blog-card__read-more,
.blog-card__cta-label,
.blog-card__cta-icon {
    transition:
        opacity 180ms ease,
        transform 180ms ease,
        color 220ms ease,
        background-color 220ms ease,
        border-color 220ms ease;
}

/* ================================
   Light mode
================================ */

html[data-theme="light"] .blog-preview,
body[data-theme="light"] .blog-preview,
body.light .blog-preview,
body.light-mode .blog-preview,
body.theme-light .blog-preview,
body.is-light .blog-preview {
    --blog-text: var(--color-text, #151515);
    --blog-text-muted: var(--color-text-muted, rgba(21, 21, 21, 0.62));
    --blog-text-soft: rgba(21, 21, 21, 0.44);

    --blog-line: rgba(21, 21, 21, 0.1);
    --blog-line-strong: rgba(21, 21, 21, 0.22);

    --blog-surface: rgba(255, 255, 255, 0.28);
    --blog-surface-hover: rgba(255, 255, 255, 0.58);

    background: transparent;
}

html[data-theme="light"] .blog-card__media,
body[data-theme="light"] .blog-card__media,
body.light .blog-card__media,
body.light-mode .blog-card__media,
body.theme-light .blog-card__media,
body.is-light .blog-card__media {
    border-color: rgba(21, 21, 21, 0.075);
    background: rgba(255, 255, 255, 0.42);
}

html[data-theme="light"] .blog-card__media::after,
body[data-theme="light"] .blog-card__media::after,
body.light .blog-card__media::after,
body.light-mode .blog-card__media::after,
body.theme-light .blog-card__media::after,
body.is-light .blog-card__media::after {
    opacity: 0.26;
    background:
        linear-gradient(180deg, transparent 64%, rgba(255, 250, 241, 0.2)),
        linear-gradient(90deg, rgba(255, 255, 255, 0.18), transparent 42%);
}

html[data-theme="light"] .blog-preview__control:hover,
body[data-theme="light"] .blog-preview__control:hover,
body.light .blog-preview__control:hover,
body.light-mode .blog-preview__control:hover,
body.theme-light .blog-preview__control:hover,
body.is-light .blog-preview__control:hover,
html[data-theme="light"] .blog-card__link--cta:hover,
body[data-theme="light"] .blog-card__link--cta:hover,
body.light .blog-card__link--cta:hover,
body.light-mode .blog-card__link--cta:hover,
body.theme-light .blog-card__link--cta:hover,
body.is-light .blog-card__link--cta:hover {
    background: rgba(21, 21, 21, 0.032);
}

/* ================================
   Responsive
================================ */

@media (max-width: 1020px) {
    .blog-card {
        flex-basis: calc((100% - var(--blog-card-gap)) / 2);
    }
}

@media (max-width: 720px) {
    .blog-preview {
        padding: clamp(3.8rem, 12vw, 5.2rem) 1rem;
        scroll-margin-top: 82px;
    }

    .blog-preview__header {
        align-items: flex-start;
        flex-direction: column;
        gap: 1.2rem;
        margin-bottom: 1.55rem;
    }

    .blog-preview__controls {
        width: 100%;
        justify-content: space-between;
    }

    .blog-preview__status {
        min-width: auto;
    }

    .blog-card {
        flex-basis: 100%;
    }

    .blog-card__link {
        border-radius: 1.18rem;
    }

    .blog-card__media {
        margin: 0.42rem;
        margin-bottom: 0;
        border-radius: 0.9rem;
    }

    .blog-card__body {
        padding: 0.95rem;
    }

    .blog-card__meta {
        align-items: flex-start;
        flex-direction: column;
        gap: 0.42rem;
        margin-bottom: 0.7rem;
    }

    .blog-card__category {
        max-width: 100%;
    }

    .blog-card__title {
        font-size: clamp(1.12rem, 6vw, 1.4rem);
        -webkit-line-clamp: 5;
    }

    .blog-card__link--cta {
        min-height: 100%;
    }
}

/* ================================
   Reduced Motion
================================ */

@media (prefers-reduced-motion: reduce) {

    .blog-preview *,
    .blog-preview *::before,
    .blog-preview *::after {
        animation: none !important;
        transition: none !important;
        scroll-behavior: auto !important;
    }

    .blog-preview__track {
        scroll-behavior: auto;
    }

    .blog-preview.blog-preview--js [data-blog-reveal] {
        opacity: 1;
        transform: none;
    }

    .blog-card__link:hover,
    .blog-card__link:focus-visible,
    .blog-card__link:focus-within,
    .blog-preview__control:hover,
    .blog-preview__control:focus-visible {
        transform: none;
    }

    .blog-card__link:hover .blog-card__image,
    .blog-card__link:focus-visible .blog-card__image,
    .blog-card__link:focus-within .blog-card__image {
        transform: none;
    }
}