/* ==========================================================================
   Blog de OSOLMA
   Hereda los tokens de home.css (--primary, --ink, --muted, --border…).
   Prefijo `blog-` para no colisionar con nada existente.
   ========================================================================== */

.blog-page {
    /* Alto del header fijo (.astravex-nav): las cabeceras arrancan debajo de el */
    --blog-nav-offset: 84px;
    padding-bottom: 4rem;
    background: var(--bg);
}

/* --------------------------------------------------------------------------
   Cabecera
   -------------------------------------------------------------------------- */
.blog-hero {
    padding: calc(var(--blog-nav-offset) + clamp(1.5rem, 4vw, 2.75rem)) 0 clamp(1.5rem, 3vw, 2rem);
    background: linear-gradient(180deg, var(--surface-soft) 0%, var(--bg) 100%);
}

.blog-hero h1 {
    margin: 0.35rem 0 0;
    color: var(--ink);
    font-size: clamp(1.75rem, 4vw, 2.6rem);
    font-weight: 900;
    letter-spacing: -0.03em;
    line-height: 1.15;
}

.blog-hero p {
    margin: 0.7rem 0 0;
    max-width: 62ch;
    color: var(--muted);
    font-size: 1.02rem;
    line-height: 1.65;
}

/* Migas de pan */
.blog-crumbs {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.45rem;
    color: var(--muted);
    font-size: 0.82rem;
    font-weight: 600;
}

.blog-crumbs a { color: var(--muted); }
.blog-crumbs a:hover { color: var(--primary); text-decoration: underline; }
.blog-crumbs i { font-size: 0.6rem; opacity: 0.55; }
.blog-crumbs [aria-current] { color: var(--ink); font-weight: 700; }

/* --------------------------------------------------------------------------
   Categorías
   -------------------------------------------------------------------------- */
.blog-cats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin: 1.75rem 0 1.5rem;
}

.blog-cat {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 0.95rem;
    color: var(--muted);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 700;
    transition: color 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.blog-cat:hover { color: var(--primary); border-color: rgba(50, 85, 215, 0.28); }

.blog-cat.is-active {
    color: #fff;
    background: var(--ink);
    border-color: var(--ink);
}

.blog-cat-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 20px;
    height: 20px;
    padding: 0 0.32rem;
    color: var(--muted);
    background: var(--surface-soft);
    border-radius: 999px;
    font-size: 0.7rem;
    font-weight: 800;
}

.blog-cat.is-active .blog-cat-count { color: var(--ink); background: #fff; }

/* --------------------------------------------------------------------------
   Etiqueta de categoría
   -------------------------------------------------------------------------- */
.blog-tag {
    display: inline-flex;
    align-items: center;
    padding: 0.28rem 0.65rem;
    color: var(--primary-dark);
    background: rgba(50, 85, 215, 0.1);
    border-radius: 999px;
    font-size: 0.73rem;
    font-weight: 800;
    letter-spacing: 0.01em;
}

/* --------------------------------------------------------------------------
   Artículo destacado
   -------------------------------------------------------------------------- */
.blog-featured {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    gap: 0;
    overflow: hidden;
    margin-bottom: 2rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 22px;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.blog-featured:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }

.blog-featured-media {
    position: relative;
    min-height: 260px;
    background: var(--surface-soft);
}

.blog-featured-media img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.blog-featured-copy {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    padding: clamp(1.35rem, 3vw, 2.1rem);
}

.blog-featured-copy h2 {
    margin: 0;
    color: var(--ink);
    font-size: clamp(1.3rem, 2.4vw, 1.75rem);
    font-weight: 900;
    letter-spacing: -0.025em;
    line-height: 1.25;
}

.blog-featured-copy p {
    margin: 0;
    color: var(--muted);
    font-size: 0.97rem;
    line-height: 1.65;
}

/* --------------------------------------------------------------------------
   Rejilla de artículos
   -------------------------------------------------------------------------- */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.35rem;
}

.blog-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 18px;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.blog-card:hover {
    transform: translateY(-3px);
    border-color: rgba(50, 85, 215, 0.22);
    box-shadow: var(--shadow-md);
}

.blog-card-link { display: flex; flex-direction: column; flex: 1; }

.blog-card-media {
    position: relative;
    aspect-ratio: 16 / 10;
    background: var(--surface-soft);
}

.blog-card-media img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.blog-cover-fallback {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    color: rgba(50, 85, 215, 0.3);
    background: linear-gradient(135deg, rgba(50, 85, 215, 0.08), rgba(84, 104, 234, 0.14));
    font-size: 2.2rem;
}

.blog-card-copy {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex: 1;
    padding: 1.1rem 1.15rem 0.9rem;
}

.blog-card-copy h3 {
    margin: 0;
    color: var(--ink);
    font-size: 1.06rem;
    font-weight: 850;
    letter-spacing: -0.02em;
    line-height: 1.35;
}

.blog-card-copy p {
    margin: 0;
    color: var(--muted);
    font-size: 0.885rem;
    line-height: 1.6;
}

.blog-card-foot {
    padding: 0 1.15rem 1.1rem;
    margin-top: auto;
}

/* --------------------------------------------------------------------------
   Firma del autor
   -------------------------------------------------------------------------- */
.blog-byline {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
}

.blog-byline-avatar {
    display: grid;
    width: 32px;
    height: 32px;
    place-items: center;
    flex-shrink: 0;
    color: var(--primary);
    background: rgba(50, 85, 215, 0.1);
    border-radius: 10px;
    font-size: 0.8rem;
}

.blog-byline-copy { display: flex; flex-direction: column; min-width: 0; }

.blog-byline-copy strong {
    color: var(--ink);
    font-size: 0.82rem;
    font-weight: 800;
    line-height: 1.3;
}

.blog-byline-copy small { color: var(--muted); font-size: 0.75rem; }

.blog-byline.is-large .blog-byline-avatar { width: 38px; height: 38px; border-radius: 12px; font-size: 0.95rem; }
.blog-byline.is-large .blog-byline-copy strong { font-size: 0.9rem; }

/* --------------------------------------------------------------------------
   Artículo
   -------------------------------------------------------------------------- */
.blog-article-head {
    padding: calc(var(--blog-nav-offset) + clamp(1.25rem, 3.5vw, 2.25rem)) 0 1.5rem;
    background: linear-gradient(180deg, var(--surface-soft) 0%, var(--bg) 100%);
}

.blog-article-head .blog-tag { margin-top: 0.9rem; }

.blog-article-head h1 {
    margin: 0.6rem 0 0;
    max-width: 24ch;
    color: var(--ink);
    font-size: clamp(1.8rem, 4.5vw, 3rem);
    font-weight: 900;
    letter-spacing: -0.035em;
    line-height: 1.12;
}

.blog-article-excerpt {
    margin: 0.9rem 0 0;
    max-width: 62ch;
    color: var(--muted);
    font-size: clamp(1rem, 1.6vw, 1.15rem);
    line-height: 1.65;
}

.blog-article-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.55rem;
    margin-top: 1.35rem;
    color: var(--muted);
    font-size: 0.85rem;
}

.blog-meta-sep { opacity: 0.45; }

.blog-article-cover {
    margin: 0 0 2rem;
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: 22px;
}

.blog-article-cover img { display: block; width: 100%; height: auto; }

/* Cuerpo: medida de lectura cómoda */
.blog-article-body {
    max-width: 68ch;
    margin: 0 auto;
    color: var(--text);
    font-size: 1.075rem;
    line-height: 1.8;
}

.blog-article-body > * + * { margin-top: 1.25rem; }

.blog-article-body h2 {
    margin-top: 2.5rem;
    color: var(--ink);
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: -0.025em;
    line-height: 1.3;
}

.blog-article-body h3 {
    margin-top: 2rem;
    color: var(--ink);
    font-size: 1.2rem;
    font-weight: 850;
    letter-spacing: -0.02em;
}

.blog-article-body p { margin: 0; }
.blog-article-body a { color: var(--primary); font-weight: 600; text-decoration: underline; }
.blog-article-body a:hover { color: var(--primary-dark); }
.blog-article-body strong { color: var(--ink); font-weight: 800; }

.blog-article-body ul,
.blog-article-body ol { padding-left: 1.4rem; }
.blog-article-body li + li { margin-top: 0.55rem; }
.blog-article-body li::marker { color: var(--primary); }

.blog-article-body img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 16px;
}

.blog-article-body blockquote {
    margin: 0;
    padding: 0.35rem 0 0.35rem 1.15rem;
    border-left: 3px solid var(--primary);
    color: var(--ink);
    font-size: 1.12rem;
    font-style: italic;
}

/* --------------------------------------------------------------------------
   Tarjeta del autor veterinario
   -------------------------------------------------------------------------- */
.blog-author-card {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    max-width: 68ch;
    margin: 2.5rem auto 0;
    padding: 1.2rem 1.35rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 18px;
    box-shadow: var(--shadow-sm);
}

.blog-author-avatar {
    display: grid;
    width: 52px;
    height: 52px;
    place-items: center;
    flex-shrink: 0;
    color: var(--primary);
    background: rgba(50, 85, 215, 0.1);
    border-radius: 15px;
    font-size: 1.15rem;
}

.blog-author-card > div { flex: 1; min-width: 0; }
.blog-author-card small { display: block; color: var(--muted); font-size: 0.76rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; }
.blog-author-card strong { display: block; margin-top: 0.15rem; color: var(--ink); font-size: 1rem; font-weight: 850; }
.blog-author-card span { display: block; color: var(--muted); font-size: 0.85rem; }

/* --------------------------------------------------------------------------
   Llamada a la acción
   -------------------------------------------------------------------------- */
.blog-cta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1.1rem;
    max-width: 68ch;
    margin: 2.5rem auto 0;
    padding: 1.35rem 1.5rem;
    border: 1px solid rgba(50, 85, 215, 0.2);
    border-radius: 20px;
    background: linear-gradient(135deg, rgba(50, 85, 215, 0.06), rgba(84, 104, 234, 0.1));
}

.blog-cta strong { display: block; color: var(--ink); font-size: 1.05rem; font-weight: 850; letter-spacing: -0.02em; }
.blog-cta span { display: block; margin-top: 0.2rem; color: var(--muted); font-size: 0.9rem; line-height: 1.55; }

/* En el listado ocupa todo el ancho */
.blog-page > .container > .blog-cta { max-width: none; }

/* --------------------------------------------------------------------------
   Relacionados, paginación y vacío
   -------------------------------------------------------------------------- */
.blog-related { margin-top: 3.5rem; }

.blog-related h2 {
    margin: 0 0 1.35rem;
    color: var(--ink);
    font-size: 1.4rem;
    font-weight: 900;
    letter-spacing: -0.025em;
}

.blog-pagination { display: flex; justify-content: center; margin-top: 2.5rem; }
.blog-pagination .pagination { gap: 0.3rem; }
.blog-pagination .page-link { border-radius: 10px; color: var(--ink); border-color: var(--border); }
.blog-pagination .page-item.active .page-link { background: var(--primary); border-color: var(--primary); }

.blog-empty {
    display: grid;
    justify-items: center;
    gap: 0.2rem;
    padding: 3.5rem 1.5rem;
    background: var(--surface);
    border: 1.5px dashed var(--border-strong);
    border-radius: 22px;
    text-align: center;
}

.blog-empty-icon {
    display: grid;
    width: 62px;
    height: 62px;
    place-items: center;
    margin-bottom: 0.75rem;
    color: var(--primary);
    background: rgba(50, 85, 215, 0.1);
    border-radius: 18px;
    font-size: 1.4rem;
}

.blog-empty h2 { margin: 0; color: var(--ink); font-size: 1.25rem; font-weight: 900; letter-spacing: -0.02em; }
.blog-empty p { margin: 0.5rem 0 1.35rem; max-width: 46ch; color: var(--muted); line-height: 1.6; }

/* --------------------------------------------------------------------------
   Responsivo
   -------------------------------------------------------------------------- */
@media (max-width: 900px) {
    .blog-featured { grid-template-columns: 1fr; }
    .blog-featured-media { min-height: 200px; aspect-ratio: 16 / 9; }
}

@media (max-width: 620px) {
    .blog-grid { grid-template-columns: 1fr; }
    .blog-article-body { font-size: 1.02rem; }
    .blog-cta { flex-direction: column; align-items: flex-start; }
    .blog-cta .btn { width: 100%; justify-content: center; }
    .blog-author-card { flex-direction: column; align-items: flex-start; }
    .blog-author-card .btn { width: 100%; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
    .blog-card, .blog-featured { transition: none; }
    .blog-card:hover, .blog-featured:hover { transform: none; }
}