/* Blog de Industria Ingenieros: misma letra (Jost) y colores del sitio */
.bl-h1 { font-size: clamp(30px, 4.4vw, 52px); max-width: 980px; margin: 0 auto; line-height: 1.15; }
.bl-rejilla { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 36px; align-items: start; }
.bl-lista { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 22px; }
.bl-lista--2 { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.bl-tarjeta { display: flex; flex-direction: column; background: var(--bg-color, #fff); border: 1px solid var(--border-color-light, #eceef4); border-radius: 20px;
  overflow: hidden; text-decoration: none !important; box-shadow: 0 10px 30px rgba(33, 51, 100, .07); transition: transform .25s, box-shadow .25s; }
.bl-tarjeta:hover { transform: translateY(-6px); box-shadow: 0 18px 40px rgba(33, 51, 100, .14); }
.bl-tarjeta-cuerpo { padding: 18px 20px 20px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.bl-tarjeta h3 { color: var(--heading-color, #3f3a64); font-size: 18px; font-weight: 600; line-height: 1.35; margin: 0; }
.bl-tarjeta p { color: var(--font-color, #666); font-size: 15px; margin: 0; flex: 1; }
.bl-tarjeta small { color: #8a90a6; font-size: 13px; }
.bl-portada { position: relative; aspect-ratio: 16 / 8; display: flex; align-items: center; justify-content: center; gap: 10px; overflow: hidden;
  background: linear-gradient(135deg, #213364, #2e4a8f); color: #fff; }
.bl-portada img { width: 100%; height: 100%; object-fit: cover; }
.bl-portada .fa { font-size: 46px; opacity: .95; transition: transform .4s; }
.bl-tarjeta:hover .bl-portada .fa { transform: scale(1.15) rotate(-6deg); }
.bl-portada b { font-size: 15px; letter-spacing: 2px; text-transform: uppercase; background: rgba(255,255,255,.15); padding: 4px 12px; border-radius: 20px; }
.bl-portada--1 { background: linear-gradient(135deg, #00873f, #00b35a); }
.bl-portada--2 { background: linear-gradient(135deg, #3f3a64, #6a5fb5); }
.bl-portada--3 { background: linear-gradient(135deg, #0d1530, #213364 60%, #009f4d); }
.bl-portada::after { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 85% 15%, rgba(255,255,255,.18), transparent 45%); }
.bl-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px; color: #8a90a6; font-size: 14px; }
.bl-chip { display: inline-block; background: #e3f6ea; color: #00813a !important; border-radius: 20px; padding: 3px 12px; font-size: 12px; font-weight: 600; text-decoration: none !important; }
.bl-chip--reto { background: #fff1e6; color: #c45a12 !important; }
.bl-destacado { display: grid; grid-template-columns: 1.1fr 1fr; gap: 0; border-radius: 24px; overflow: hidden; margin-bottom: 26px; text-decoration: none !important;
  background: var(--bg-color, #fff); border: 1px solid var(--border-color-light, #eceef4); box-shadow: 0 16px 44px rgba(33, 51, 100, .1); }
.bl-destacado .bl-portada { aspect-ratio: auto; min-height: 260px; }
.bl-destacado .bl-portada .fa { font-size: 80px; }
.bl-destacado > div:last-child { padding: 28px; display: flex; flex-direction: column; gap: 10px; justify-content: center; }
.bl-destacado h2 { color: var(--heading-color, #3f3a64); font-size: 26px; font-weight: 600; line-height: 1.25; margin: 0; }
.bl-destacado p { color: var(--font-color, #666); margin: 0; }
.bl-leer { color: #009f4d; font-weight: 600; }
.bl-filtros { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px; }
.bl-filtros a { border: 1px solid #d5d8e3; border-radius: 30px; padding: 7px 16px; color: var(--heading-color, #3f3a64); font-weight: 600; font-size: 14px; text-decoration: none !important; transition: all .2s; }
.bl-filtros a:hover, .bl-filtros a.activo { background: #009f4d; border-color: #009f4d; color: #fff; }
.bl-resultado { color: var(--font-color, #666); }
.bl-vacio { text-align: center; padding: 40px; color: var(--font-color, #666); } .bl-vacio .fa { font-size: 40px; color: #009f4d; }
.bl-paginas { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-top: 28px; flex-wrap: wrap; }
.bl-paginas a { background: #213364; color: #fff !important; border-radius: 30px; padding: 9px 20px; font-weight: 600; text-decoration: none !important; }
.bl-paginas span { color: #8a90a6; }
/* Barra lateral */
.bl-lateral { display: flex; flex-direction: column; gap: 18px; position: sticky; top: 100px; }
.bl-buscar { display: flex; border: 1px solid #d5d8e3; border-radius: 30px; overflow: hidden; background: var(--bg-color, #fff); }
.bl-buscar input { flex: 1; border: 0; padding: 12px 18px; font-size: 15px; background: transparent; color: var(--font-color, #333); min-width: 0; }
.bl-buscar input:focus { outline: none; }
.bl-buscar button { border: 0; background: #009f4d; color: #fff; padding: 0 18px; cursor: pointer; }
.bl-caja { background: var(--bg-color, #fff); border: 1px solid var(--border-color-light, #eceef4); border-radius: 20px; padding: 22px; box-shadow: 0 8px 26px rgba(33, 51, 100, .06); }
.bl-caja > b { display: block; color: var(--heading-color, #3f3a64); font-size: 18px; margin-bottom: 8px; }
.bl-caja p { color: var(--font-color, #666); font-size: 15px; }
.bl-caja--reto { background: linear-gradient(160deg, #1a2a55, #0d1530); border: 0; text-align: center; }
.bl-caja--reto > .fa { font-size: 34px; color: #ff9a3d; animation: bl-latido 1.6s infinite; }
.bl-caja--reto > b, .bl-caja--azul > b { color: #fff; } .bl-caja--reto p, .bl-caja--azul p { color: #c7cfee; }
.bl-caja--azul { background: linear-gradient(135deg, #00873f, #00b35a); border: 0; } .bl-caja--azul p { color: #e3f6ea; }
.bl-caja--azul .ii-btn { background: #fff; color: #00813a !important; }
@keyframes bl-latido { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.18); } }
.bl-temas { list-style: none; padding: 0; margin: 0; }
.bl-temas a { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 12px; color: var(--font-color, #555); text-decoration: none !important; }
.bl-temas a:hover, .bl-temas a.activo { background: #e3f6ea; color: #00813a; }
.bl-temas .fa { width: 18px; color: #009f4d; } .bl-temas small { margin-left: auto; color: #8a90a6; }
/* Artículo */
.bl-articulo { min-width: 0; }
.bl-entrada { font-size: 21px; line-height: 1.6; color: var(--heading-color, #3f3a64); margin: 18px 0 8px; }
.bl-texto { font-size: 18px; line-height: 1.8; color: var(--font-color, #444); }
.bl-texto h2 { color: var(--heading-color, #3f3a64); font-size: 28px; font-weight: 600; margin: 36px 0 12px; }
.bl-texto h3 { color: var(--heading-color, #3f3a64); font-size: 22px; font-weight: 600; margin: 28px 0 10px; }
.bl-texto p, .bl-texto ul, .bl-texto ol { margin: 0 0 18px; }
.bl-texto li { margin-bottom: 6px; }
.bl-texto a, .bl-articulo > p a { color: #009f4d; font-weight: 600; }
.bl-texto code { background: #eef1f8; color: #213364; padding: 2px 7px; border-radius: 6px; font-size: .9em; }
.bl-texto pre { background: #0d1530; color: #d6e2ff; padding: 18px; border-radius: 14px; overflow-x: auto; }
.bl-texto pre code { background: none; color: inherit; padding: 0; }
.bl-texto blockquote { border-left: 4px solid #009f4d; background: #e3f6ea; color: #1d4a32; padding: 16px 20px; border-radius: 0 14px 14px 0; font-size: 20px; font-style: italic; margin: 24px 0; }
.bl-texto img { max-width: 100%; border-radius: 16px; }
.bl-video { position: relative; aspect-ratio: 16 / 9; margin: 22px 0; } .bl-video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; border-radius: 16px; }
.bl-autor { color: #8a90a6; margin-top: 24px; }
.bl-reto { background: linear-gradient(160deg, #1a2a55, #0d1530); border-radius: 22px; padding: 28px; margin: 18px 0 26px; }
.bl-reto h2 { color: #fff; font-size: 26px; margin: 0 0 18px; }
.bl-opciones { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.bl-opciones li { background: rgba(255,255,255,.08); color: #dfe5f8; padding: 14px 18px; border-radius: 14px; border: 1px solid rgba(255,255,255,.12); }
.bl-opciones li.bien { background: #009f4d; color: #fff; font-weight: 600; border-color: #009f4d; }
.bl-pct { color: #c7cfee; margin: 16px 0 0; } .bl-pct b { color: #7ee2a4; font-size: 22px; }
.bl-articulo > h2 { color: var(--heading-color, #3f3a64); font-size: 26px; font-weight: 600; }
.bl-articulo > p { font-size: 18px; line-height: 1.8; color: var(--font-color, #444); }
.bl-aviso { display: flex; gap: 16px; align-items: flex-start; background: #e7ecfb; border-radius: 18px; padding: 18px 20px; margin: 22px 0; }
.bl-aviso > .fa { font-size: 26px; color: #213364; } .bl-aviso b { color: #213364; } .bl-aviso p { margin: 4px 0 0; color: #3f4a6e; }
.bl-compartir { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin: 30px 0; padding: 18px 0; border-top: 1px solid var(--border-color-light, #eceef4); border-bottom: 1px solid var(--border-color-light, #eceef4); }
.bl-compartir b { color: var(--heading-color, #3f3a64); margin-right: 6px; }
.bl-compartir a, .bl-compartir button { width: 42px; height: 42px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; color: #fff !important; font-size: 18px; border: 0; transition: transform .2s; }
.bl-compartir a:hover { transform: translateY(-3px); }
.bl-compartir .wa { background: #25d366; } .bl-compartir .li { background: #0a66c2; } .bl-compartir .fb { background: #1877f2; } .bl-compartir .x { background: #111; }
.bl-compartir button { width: auto; padding: 0 16px; border-radius: 30px; background: #eef1f8; color: #213364 !important; font-size: 14px; font-weight: 600; cursor: pointer; gap: 6px; }
.bl-cta { display: flex; flex-wrap: wrap; gap: 18px; align-items: center; justify-content: space-between; background: linear-gradient(135deg, #00873f, #00b35a); border-radius: 22px; padding: 26px; color: #fff; }
.bl-cta b { font-size: 21px; } .bl-cta p { color: #e3f6ea; margin: 6px 0 0; } .bl-cta > div:first-child { flex: 1 1 300px; }
.bl-cta-botones { display: flex; gap: 10px; flex-wrap: wrap; }
.bl-cta .ii-btn { background: #fff; color: #00813a !important; } .bl-cta .ii-btn--borde { background: transparent; color: #fff !important; border-color: rgba(255,255,255,.6); }
.bl-subtitulo { color: var(--heading-color, #3f3a64); font-size: 24px; font-weight: 600; margin: 36px 0 18px; }
@media (max-width: 991px) {
  .bl-rejilla { grid-template-columns: 1fr; }
  .bl-lateral { position: static; }
  .bl-destacado { grid-template-columns: 1fr; }
  .bl-destacado .bl-portada { min-height: 180px; }
}
@media (max-width: 575px) { .bl-texto { font-size: 17px; } .bl-reto { padding: 20px; } .bl-reto h2 { font-size: 22px; } }
.w3l-about-breadcrumb .bl-h1 { color: #fff !important; }
.bl-texto p, .bl-texto li { font-size: 18px; line-height: 1.8; color: var(--font-color, #444); }
.bl-texto ul { list-style: disc; padding-left: 26px; } .bl-texto ol { list-style: decimal; padding-left: 26px; }
.bl-texto li::marker { color: #009f4d; font-weight: 700; }
.bl-entrada { font-size: 21px !important; }
.bl-seccion { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-top: 10px; }
.bl-seccion a { color: #009f4d; font-weight: 600; } .bl-seccion .fa { color: #ff7a3d; }
.bl-texto ul li { list-style: disc outside; } .bl-texto ol li { list-style: decimal outside; }
.bl-texto li, .bl-texto p { color: var(--font-color, #4a4f63); }

/* ===== Noticias: barra lateral a la izquierda y reto compacto ===== */
.bl-rejilla { grid-template-columns: 300px minmax(0, 1fr); }
.bl-lista { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
a.bl-caja--reto { display: block; text-decoration: none !important; }
a.bl-caja--reto .ii-btn { margin-top: 4px; }
.bl-mini { background: linear-gradient(160deg, #16244b, #0b1226); border-radius: 20px; padding: 18px; color: #fff; scroll-margin-top: 110px; box-shadow: 0 12px 30px rgba(13,21,48,.25); }
.bl-mini-cab { display: flex; justify-content: space-between; align-items: baseline; }
.bl-mini-cab b { font-size: 17px; } .bl-mini-cab .fa { color: #ff9a3d; } .bl-mini-cab small { color: #9aa6cf; font-size: 12px; }
.bl-mini-racha { display: flex; gap: 6px; margin: 10px 0 6px; }
.bl-mini-racha span { flex: 1; text-align: center; background: rgba(255,255,255,.07); border-radius: 10px; padding: 6px 2px; font-size: 11px; color: #9aa6cf; }
.bl-mini-racha b { display: block; color: #fff; font-size: 17px; }
.bl-mini-nivel { font-size: 12px; color: #ffcf5a; margin-bottom: 10px; }
.bl-mini-barra { height: 4px; border-radius: 4px; background: rgba(255,255,255,.12); overflow: hidden; margin: 4px 0 2px; }
.bl-mini-barra span { display: block; height: 100%; background: #ffcf5a; width: 0; transition: width .8s; }
.bl-mini-nivel small { color: #9aa6cf; }
#rt-tarjeta { background: #fff; border-radius: 14px; padding: 14px; color: #213364; }
.bl-mini-tema { color: #009f4d; font-weight: 700; font-size: 11px; letter-spacing: 1px; text-transform: uppercase; }
.bl-mini-pregunta { font-size: 15px !important; font-weight: 600; line-height: 1.4; margin: 4px 0 10px !important; color: #213364 !important; }
.bl-mini-ops { display: flex; flex-direction: column; gap: 6px; }
.bl-mini-ops .pt-op { text-align: left; background: #f3f5fb; border: 2px solid transparent; border-radius: 10px; padding: 8px 10px; font: inherit; font-size: 13px; color: #213364; cursor: pointer; transition: border-color .2s; }
.bl-mini-ops .pt-op:hover:not(:disabled) { border-color: #009f4d; }
.bl-mini-ops .pt-op.bien { background: #e3f6ea; border-color: #009f4d; font-weight: 600; }
.bl-mini-ops .pt-op.mal { background: #fde8e6; border-color: #e0524a; }
.bl-mini-ops .pt-op.tachada { opacity: .25; text-decoration: line-through; }
.bl-mini-pie { display: flex; align-items: center; gap: 8px; margin-top: 8px; font-size: 13px; }
.bl-mini .pt-comodin { background: #fff4d6; color: #a86b00; border: 2px dashed #e0a020; border-radius: 16px; padding: 3px 10px; font-weight: 700; font-size: 12px; cursor: pointer; }
.bl-mini .pt-comodin:disabled { opacity: .4; cursor: default; }
.bl-mini-fin { margin-top: 8px; font-size: 13px; }
.bl-mini-fin p { font-size: 13px !important; color: #4a4f63 !important; margin: 0 0 6px !important; }
.bl-mini .pt-stats { font-size: 12px !important; } .bl-mini .pt-stats-barra { height: 6px; border-radius: 6px; background: #e6e9f2; overflow: hidden; margin-top: 4px; }
.bl-mini .pt-stats-barra span { display: block; height: 100%; background: linear-gradient(90deg, #009f4d, #7ee2a4); width: 0; transition: width 1.2s ease; }
.bl-mini .pt-guia a { color: #009f4d; font-weight: 600; }
.bl-mini-wa { display: inline-flex; align-items: center; gap: 6px; background: #25d366; color: #fff !important; border-radius: 20px; padding: 6px 14px; font-weight: 600; font-size: 13px; text-decoration: none !important; }
.bl-mini-prox { display: block; color: #8a90a6; margin-top: 6px; }
.pt-confeti { position: fixed; top: -10px; width: 10px; height: 14px; z-index: 9999; pointer-events: none; animation: pt-cae linear forwards; }
@keyframes pt-cae { to { transform: translateY(105vh) rotate(720deg); } }
@media (max-width: 991px) {
  .bl-rejilla { grid-template-columns: 1fr; }
  .bl-rejilla--articulo .bl-lateral { order: 2; }
  .bl-rejilla:not(.bl-rejilla--articulo) .bl-lateral .bl-caja { display: none; }
}
.bl-mini-ant { display: block; text-align: center; color: #7ee2a4 !important; font-weight: 600; font-size: 13px; margin-top: 10px; text-decoration: none !important; }
.bl-volver { display: inline-flex; align-items: center; gap: 6px; color: #009f4d !important; font-weight: 600; margin-bottom: 14px; text-decoration: none !important; }