/* Blog en PHP plano (/blog/). Se carga despues de styles.css. Al tocarla, subir la ?v= en blog/index.php y
   blog/_articulo.php. Ojo: styles.css da estilo global a `header` y `table` (min-width 600px): no usar <header>
   para bloques de contenido y meter las tablas en .table-responsive. */
main.bl { max-width: 860px; width: 100%; margin: 0 auto; padding: 28px 20px 48px; box-sizing: border-box; color: #1f2937; }

.bl-cab { margin: 8px 0 28px; }
.bl-cab h1 { font-size: 2.1rem; line-height: 1.2; margin: 0 0 12px; color: #0b1f3a; }
.bl-cab p { font-size: 1.1rem; color: #4b5563; line-height: 1.65; margin: 0; }

.bl-migas { font-size: .9rem; color: #4b5563; margin: 0 0 14px; }
.bl-migas a { color: var(--primary-color); }
.bl-migas span[aria-hidden] { margin: 0 4px; color: #9ca3af; }
.bl-art h1 { font-size: 2.2rem; line-height: 1.2; margin: 0 0 10px; color: #0b1f3a; }
.bl-meta { display: block; font-size: .9rem; color: #4b5563; margin: 0 0 22px; }

.bl-indice { background: #f6f9fd; border: 1px solid #d7e3f1; border-radius: 12px; padding: 4px 18px; margin: 0 0 28px; }
.bl-indice summary { cursor: pointer; font-weight: 700; color: #0b1f3a; padding: 10px 0; }
.bl-indice ol { margin: 0 0 12px; padding-left: 1.3rem; }
.bl-indice li { margin: 4px 0; }
.bl-indice a { color: var(--primary-color); }

.bl-cuerpo { font-size: 1.07rem; line-height: 1.75; }
.bl-cuerpo h2 { font-size: 1.55rem; line-height: 1.3; color: #0b1f3a; margin: 2.2rem 0 .8rem; scroll-margin-top: 16px; }
.bl-cuerpo h3 { font-size: 1.2rem; color: #0b1f3a; margin: 1.6rem 0 .5rem; }
.bl-cuerpo p { margin: 0 0 1rem; }
.bl-cuerpo ul, .bl-cuerpo ol { margin: 0 0 1.1rem; padding-left: 1.4rem; }
.bl-cuerpo li { margin: .3rem 0; }
.bl-cuerpo a { color: var(--primary-color); text-decoration: underline; text-underline-offset: 2px; }
.bl-cuerpo .table-responsive { overflow-x: auto; margin: 0 0 1.4rem; border: 1px solid #e5e7eb; border-radius: 10px; }
.bl-cuerpo table { min-width: 0; width: 100%; border-collapse: collapse; font-size: .97rem; }
.bl-cuerpo th, .bl-cuerpo td { padding: 10px 12px; border-bottom: 1px solid #e5e7eb; text-align: left; vertical-align: top; }
.bl-cuerpo thead th { background: #0b1f3a; color: #fff; font-weight: 700; }
.bl-cuerpo tbody tr:last-child td { border-bottom: 0; }

.bl-nota { background: #fff8e6; border-left: 4px solid #e8a317; border-radius: 8px; padding: 12px 16px; margin: 0 0 1.2rem; }
.bl-nota p:last-child { margin-bottom: 0; }

.bl-modelo { background: #fff; border: 1px solid #d7e3f1; border-left: 4px solid #107c10; border-radius: 10px; padding: 14px 18px; margin: 0 0 1.2rem;
    box-shadow: 0 1px 3px rgba(15, 30, 60, .06); }
.bl-modelo--flojo { border-left-color: #b42318; background: #fffafa; }
.bl-cuerpo .bl-modelo-tit { font-size: .82rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: #0b5a0b; margin: 0 0 8px; }
.bl-cuerpo .bl-modelo--flojo .bl-modelo-tit { color: #9b1c12; }
.bl-modelo p[lang="en"], .bl-modelo li[lang="en"] { font-family: Georgia, "Times New Roman", serif; font-size: 1.05rem; }
.bl-modelo ul, .bl-modelo ol { margin-bottom: .4rem; }

.bl-faq { margin-top: 2.4rem; }
.bl-faq h2 { font-size: 1.55rem; color: #0b1f3a; margin: 0 0 .9rem; }
.bl-faq details { border: 1px solid #e5e7eb; border-radius: 10px; padding: 0 16px; margin: 0 0 10px; background: #fff; }
.bl-faq summary { cursor: pointer; font-weight: 700; padding: 13px 0; color: #0b1f3a; }
.bl-faq details p { margin: 0 0 14px; line-height: 1.65; }

.bl-mas { margin-top: 2.4rem; }
.bl-mas h2 { font-size: 1.35rem; color: #0b1f3a; margin: 0 0 14px; }
.bl-rejilla { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.bl-lista { display: grid; gap: 16px; }
.bl-tarjeta { display: flex; flex-direction: column; gap: 6px; padding: 16px 18px; border: 1px solid #e5e7eb; border-radius: 12px; background: #fff;
    color: #1f2937; text-decoration: none; transition: border-color .15s, box-shadow .15s; }
.bl-tarjeta:hover, .bl-tarjeta:focus-visible { border-color: var(--primary-color); box-shadow: 0 4px 14px rgba(0, 92, 175, .12); }
.bl-tarjeta strong { color: #0b1f3a; font-size: 1.05rem; line-height: 1.35; }
.bl-tarjeta > span { color: #4b5563; font-size: .95rem; line-height: 1.5; }
.bl-tarjeta--grande { padding: 20px 22px; }
.bl-tarjeta--grande strong { font-size: 1.3rem; }
.bl-tarjeta .bl-meta { margin: 0; font-size: .85rem; }
.bl-tarjeta .bl-leer { color: var(--primary-color); font-weight: 700; }

@media (max-width: 760px) {
    main.bl { padding: 18px 16px 40px; }
    .bl-art h1, .bl-cab h1 { font-size: 1.7rem; }
    .bl-cuerpo { font-size: 1.02rem; }
    .bl-cuerpo h2 { font-size: 1.35rem; }
    .bl-rejilla { grid-template-columns: 1fr; }
}