/* =========================================================
   Blog (portada y artículos). Depende de master.css y pages.css.
   construir.mjs lo copia a /blog/blog.css en cada sitio.
   ========================================================= */

/* ---------- Portada ---------- */

.blog-hero .display {
    max-width: 16ch;
}

.blog-list {
    padding-top: 0;
}

.post-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.post-card {
    position: relative;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border-radius: var(--radius-lg);
    background: linear-gradient(180deg, #0b1f39 0%, #07162a 100%);
    box-shadow: inset 0 0 0 1px var(--line), 0 40px 80px -40px rgba(0, 0, 0, 0.7);
    transition: transform 0.6s var(--ease-out), box-shadow 0.4s ease;
}

.post-card:hover {
    transform: translateY(-4px);
    box-shadow: inset 0 0 0 1px var(--line-2), 0 50px 90px -40px rgba(0, 0, 0, 0.8);
}

.post-card__media {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    border-bottom: 1px solid var(--line);
    background:
        radial-gradient(70% 90% at 50% 0%, rgba(33, 128, 187, 0.32), transparent 70%),
        linear-gradient(to right, rgba(255, 255, 255, 0.035) 1px, transparent 1px) 0 0 / 32px 32px,
        linear-gradient(to bottom, rgba(255, 255, 255, 0.035) 1px, transparent 1px) 0 0 / 32px 32px;
}

.post-card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1.2s var(--ease-out);
}

.post-card:hover .post-card__media img {
    transform: scale(1.04);
}

/* Sin imagen de portada: la marca sobre la retícula */
.post-card__media--vacia {
    display: grid;
    place-items: center;
}

.post-card__media--vacia img {
    width: 56px;
    height: auto;
    opacity: 0.5;
}

.post-card__body {
    display: flex;
    flex: 1;
    flex-direction: column;
    gap: 12px;
    padding: 24px 26px 28px;
}

.post-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 14px;
    font-family: var(--font-mono);
    font-size: 11.5px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-3);
}

.post-meta span + span::before {
    content: "·";
    margin-right: 14px;
}

.post-card__title {
    font-size: 21px;
    font-weight: 500;
    line-height: 1.3;
    letter-spacing: -0.025em;
    color: var(--text);
}

/* Toda la tarjeta es clicable sin anidar enlaces */
.post-card__title a::after {
    content: "";
    position: absolute;
    inset: 0;
}

.post-card__excerpt {
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-2);
}

.post-card .link-arrow {
    margin-top: auto;
    padding-top: 8px;
    font-size: 15px;
}

/* El artículo más reciente ocupa toda la fila */
.post-card--featured {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
}

.post-card--featured .post-card__media {
    aspect-ratio: auto;
    min-height: 360px;
    border-bottom: 0;
    border-right: 1px solid var(--line);
}

.post-card--featured .post-card__body {
    justify-content: center;
    padding: clamp(28px, 4vw, 48px);
}

.post-card--featured .post-card__title {
    font-size: clamp(1.6rem, 1.2rem + 1.2vw, 2.25rem);
    line-height: 1.15;
    letter-spacing: -0.035em;
}

.post-card--featured .post-card__excerpt {
    font-size: 16.5px;
}

.chip--etiqueta {
    padding: 5px 12px;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--brand-300);
}

.blog-vacio {
    max-width: 560px;
    padding: 56px 32px;
    margin-inline: auto;
    text-align: center;
    border-radius: var(--radius-lg);
    box-shadow: inset 0 0 0 1px var(--line);
    color: var(--text-2);
}

/* ---------- Artículo ---------- */

.post-hero {
    padding-bottom: clamp(120px, 14vw, 180px);
}

.post-hero__inner {
    max-width: 860px;
}

.post-hero .display {
    margin: 22px 0 24px;
    font-size: clamp(2.3rem, 1rem + 3.6vw, 4.25rem);
    line-height: 1.04;
}

.post-hero__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 28px;
}

.post-hero .post-meta {
    margin-top: 32px;
}

.post-cover {
    position: relative;
    z-index: 2;
    max-width: calc(1040px + var(--gutter) * 2);
    margin: calc(clamp(120px, 14vw, 180px) * -1 + 24px) auto 0;
    padding-inline: var(--gutter);
}

.post-cover img {
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: 0 50px 100px -40px rgba(0, 0, 0, 0.8), inset 0 0 0 1px var(--line);
}

.post-sheet {
    position: relative;
    z-index: 1;
    margin-top: calc(var(--radius-xl) * -1);
    padding: calc(var(--radius-xl) + 72px) 0 calc(var(--section-y) * 0.6 + var(--radius-xl));
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    background: var(--paper);
    color: var(--ink);
}

.post-cover + .post-sheet {
    margin-top: -120px;
    padding-top: 184px;
}

/* Tipografía del cuerpo del artículo */
.prose {
    max-width: 700px;
    margin-inline: auto;
    padding-inline: var(--gutter);
    font-size: 18.5px;
    line-height: 1.75;
    color: var(--ink-2);
}

.prose > * + * {
    margin-top: 1.15em;
}

.prose h2,
.prose h3,
.prose h4 {
    color: var(--ink);
    font-weight: 500;
    letter-spacing: -0.03em;
    line-height: 1.2;
}

.prose h2 {
    margin-top: 2.2em;
    font-size: 1.65em;
}

.prose h3 {
    margin-top: 1.9em;
    font-size: 1.3em;
}

.prose h4 {
    margin-top: 1.7em;
    font-size: 1.1em;
}

.prose strong {
    color: var(--ink);
    font-weight: 600;
}

.prose a {
    color: var(--corporativoComplementario);
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
}

.prose a:hover {
    color: var(--corporativoPrincipal);
}

.prose ul,
.prose ol {
    padding-left: 1.3em;
}

.prose ul {
    list-style: disc;
}

.prose ol {
    list-style: decimal;
}

.prose li + li {
    margin-top: 0.45em;
}

.prose li > p {
    margin: 0;
}

.prose li::marker {
    color: var(--corporativoComplementario);
}

.prose blockquote {
    padding: 4px 0 4px 24px;
    border-left: 3px solid var(--corporativoComplementario);
    font-family: var(--font-serif);
    font-size: 1.35em;
    font-style: italic;
    line-height: 1.45;
    color: var(--ink);
}

.prose blockquote p {
    margin: 0;
}

.prose hr {
    height: 1px;
    margin: 2.6em 0;
    border: 0;
    background: var(--line-ink);
}

.prose code {
    padding: 2px 6px;
    border-radius: 6px;
    background: var(--paper-2);
    font-family: var(--font-mono);
    font-size: 0.85em;
    color: var(--ink);
}

.prose figure {
    margin: 2.2em 0;
}

.prose figure img {
    width: 100%;
    height: auto;
    border-radius: var(--radius);
    box-shadow: 0 30px 60px -36px rgba(11, 27, 46, 0.45);
}

.prose figcaption {
    margin-top: 12px;
    font-size: 14px;
    text-align: center;
    color: var(--ink-3);
}

.prose .tabla {
    overflow-x: auto;
}

.prose table {
    width: 100%;
    font-size: 15.5px;
    border-collapse: collapse;
}

.prose th,
.prose td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--line-ink);
    text-align: left;
    vertical-align: top;
}

.prose th {
    color: var(--ink);
    font-weight: 600;
}

.prose th p,
.prose td p {
    margin: 0;
}

/* Pie del artículo: autor, compartir y volver */
.post-foot {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    max-width: 700px;
    margin: 64px auto 0;
    padding: 28px var(--gutter) 0;
    border-top: 1px solid var(--line-ink);
}

.post-foot .back-link {
    color: var(--ink-3);
}

.post-foot .back-link:hover {
    color: var(--ink);
}

.post-share {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    border-radius: 999px;
    box-shadow: inset 0 0 0 1px var(--line-ink);
    font-size: 14px;
    font-weight: 500;
    color: var(--ink);
    transition: background-color 0.3s ease;
}

.post-share:hover {
    background: #fff;
}

.post-share svg {
    width: 16px;
    height: 16px;
}

/* ---------- Responsive ---------- */

@media (max-width: 1100px) {
    .post-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 760px) {
    .post-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .post-card--featured {
        display: flex;
    }

    .post-card--featured .post-card__media {
        aspect-ratio: 16 / 9;
        min-height: 0;
        border-right: 0;
        border-bottom: 1px solid var(--line);
    }

    .prose {
        font-size: 17px;
    }

    .post-cover + .post-sheet {
        margin-top: -60px;
        padding-top: 110px;
    }
}