/* Plataforma de certificaciones de accesibilidad — addaw.org/es/certificaciones */
:root {
    --cert-negro: #0B2239;
    --cert-gris: #5F6368;
    --cert-gris-claro: #F4F6F8;
    --cert-borde: #D9DEE5;
    --cert-lila: #744E9A;
    --cert-lila-oscuro: #5b3d78;
    --cert-ok: #1E7B3A;
    --cert-ok-fondo: #E7F5EC;
    --cert-ko: #B3261E;
    --cert-ko-fondo: #FBECEA;
    --cert-aviso: #8A5A00;
    --cert-aviso-fondo: #FFF4D6;
    --cert-color: #744E9A;
}

.cert-body .bloque-contenedor { margin-top: 24px; margin-bottom: 24px; }
.cert-main { padding-bottom: 40px; }
.cert-main h1, .cert-main h2, .cert-main h3 { color: var(--cert-negro); }
.cert-main h1 { font-size: 2rem; line-height: 1.25; margin: 10px 0 14px; }
.cert-main h2 { font-size: 1.45rem; margin: 32px 0 14px; }
.cert-main h3 { font-size: 1.1rem; margin: 18px 0 8px; }
.cert-main p, .cert-main li { line-height: 1.6; }
.cert-main a:not(.btn) { color: var(--cert-lila); text-decoration: underline; text-underline-offset: 2px; }
.cert-main a:not(.btn):hover { color: var(--cert-lila-oscuro); }
.cert-main a:focus-visible, .cert-main button:focus-visible, .cert-main input:focus-visible, .cert-main summary:focus-visible {
    outline: 3px solid #0B2239; outline-offset: 3px; box-shadow: 0 0 0 6px #fff;
}
.cert-main .btn { border: 2px solid transparent; text-decoration: none; }
.cert-main .btn + .btn { margin-left: 8px; }
.cert-btn-ancho { display: block; width: 100%; box-sizing: border-box; margin: 12px 0; }
.cert-btn-grande { font-size: 1rem; padding: 14px 32px; }
.btn-blanco-borde { color: #fff; border-color: #fff !important; background: transparent; }
.btn-blanco-borde:hover { background: rgba(255,255,255,.15); }
.cert-sobretitulo { font-size: .85rem; letter-spacing: .08em; text-transform: uppercase; color: var(--cert-gris); margin: 0 0 6px; font-weight: 600; }
.cert-sobretitulo a { color: inherit !important; text-decoration: none !important; }
.cert-sobretitulo a:hover { text-decoration: underline !important; }
.cert-intro { font-size: 1.08rem; max-width: 760px; }
.cert-nota { font-size: .9rem; color: var(--cert-gris); }
.cert-centrado { text-align: center; }
.cert-estrecho { max-width: 820px; }
.cert-gris { background: var(--cert-gris-claro); }
.cert-seccion { padding: 36px 0; }
.cert-seccion .bloque-contenedor { margin-top: 0; margin-bottom: 0; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; }

/* Subnavegación */
.cert-body nav.breadcrumb ol { margin-bottom: 0; }
.cert-subnav { background: var(--cert-gris-claro); border-bottom: 1px solid var(--cert-borde); }
.cert-subnav-int { display: flex; gap: 6px; flex-wrap: wrap; margin: 0 auto !important; padding: 6px 14px; }
.cert-subnav a { display: inline-block; padding: 8px 14px; border-radius: 20px; color: var(--cert-negro) !important; text-decoration: none !important; font-weight: 500; font-size: .95rem; }
.cert-subnav a:hover { background: #fff; }
.cert-subnav a[aria-current="page"] { background: var(--cert-negro); color: #fff !important; }

/* Avisos */
.cert-flash { border-left: 5px solid; border-radius: 6px; padding: 12px 18px; margin: 16px 0; }
.cert-flash p { margin: 0; }
.cert-flash-ok { background: var(--cert-ok-fondo); border-color: var(--cert-ok); color: #0f3f1f; }
.cert-flash-error { background: var(--cert-ko-fondo); border-color: var(--cert-ko); color: #5c130f; }
.cert-flash-aviso { background: var(--cert-aviso-fondo); border-color: var(--cert-aviso); color: #4a3000; }

/* Hero */
.cert-hero { background: linear-gradient(278deg, #1E6FA8 0%, #744E9A 60%, #0B2239 100%); color: #fff; padding: 48px 0 40px; }
.cert-hero .bloque-contenedor { margin: 0 auto; }
.cert-hero-int { display: grid; grid-template-columns: 1.6fr 1fr; gap: 32px; align-items: center; }
.cert-hero h1, .cert-hero p, .cert-hero .cert-sobretitulo { color: #fff; }
.cert-hero h1 { font-size: 2.5rem; margin: 6px 0 14px; }
.cert-hero-p { font-size: 1.12rem; max-width: 640px; }
.cert-hero-botones { margin-top: 22px; display: flex; gap: 10px; flex-wrap: wrap; }
.cert-cifras { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.cert-cifras li { background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.3); border-radius: 10px; padding: 14px; text-align: center; }
.cert-cifras strong { display: block; font-size: 1.9rem; line-height: 1.1; }
.cert-cifras span { font-size: .85rem; letter-spacing: .05em; text-transform: uppercase; }

/* Sellos del hero y bloque blockchain */
.cert-sellos { list-style: none; margin: 18px 0 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.cert-sellos li { display: flex; align-items: center; gap: 10px; font-size: .95rem; }
.cert-sello-icono { flex: 0 0 26px; width: 26px; height: 26px; }
.cert-blockchain { background: linear-gradient(90deg, #0B2239, #174D84); color: #fff; }
.cert-blockchain h2, .cert-blockchain h3, .cert-blockchain p, .cert-blockchain li, .cert-blockchain .cert-sobretitulo, .cert-blockchain .cert-nota { color: #fff; }
.cert-blockchain h2 { margin-top: 4px; }
.cert-blockchain .cert-lista-check li::before { color: #7FD6A0; }
.cert-blockchain-int { display: grid; grid-template-columns: 120px 1fr; gap: 28px; align-items: start; }
.cert-blockchain-icono { display: flex; align-items: center; justify-content: center; background: rgba(255,255,255,.1); border-radius: 20px; padding: 24px 0; }
.cert-bc { border: 1px solid var(--cert-borde); border-left: 6px solid var(--cert-gris); border-radius: 10px; padding: 14px 18px; margin: 16px 0; background: var(--cert-gris-claro); }
.cert-bc-ok { border-left-color: var(--cert-ok); background: var(--cert-ok-fondo); }
.cert-bc-pendiente { border-left-color: var(--cert-aviso); background: var(--cert-aviso-fondo); }
.cert-bc-titulo { font-weight: 800; margin: 0 0 6px; text-transform: uppercase; letter-spacing: .06em; font-size: .85rem; }
.cert-bc-estado { margin: 0 0 10px; }
.cert-bc-alerta { color: var(--cert-ko); font-weight: 700; }
.cert-ficha-bc { margin: 8px 0; font-size: .9rem; }
.cert-huella { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: .8rem; word-break: break-all; background: #fff; padding: 2px 6px; border-radius: 4px; }

/* Insignias */
.cert-insignia { display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; background: var(--cert-color); color: #fff; font-weight: 800; border-radius: 50%; position: relative; box-shadow: inset 0 0 0 3px rgba(255,255,255,.55), 0 2px 6px rgba(11,34,57,.25); }
.cert-insignia-s { width: 32px; height: 32px; font-size: .95rem; }
.cert-insignia-m { width: 44px; height: 44px; font-size: 1.2rem; }
.cert-insignia-l { width: 60px; height: 60px; font-size: 1.6rem; }
.cert-insignia-xl { width: 92px; height: 92px; font-size: 2.6rem; }
.cert-insignia-lograda::after { content: "✓"; position: absolute; right: -4px; bottom: -4px; width: 40%; height: 40%; min-width: 18px; min-height: 18px; border-radius: 50%; background: var(--cert-ok); color: #fff; font-size: .6em; display: flex; align-items: center; justify-content: center; border: 2px solid #fff; }

/* Camino de niveles */
.cert-camino { list-style: none; margin: 20px 0 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; counter-reset: nivel; }
.cert-nivel-tarjeta { background: #fff; border: 1px solid var(--cert-borde); border-top: 6px solid var(--cert-color); border-radius: 10px; transition: transform .15s, box-shadow .15s; }
.cert-nivel-tarjeta:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(11,34,57,.12); }
.cert-nivel-logrado { background: linear-gradient(0deg, #fff 60%, var(--cert-ok-fondo)); }
.cert-nivel-enlace { display: flex; gap: 14px; padding: 18px; color: var(--cert-negro) !important; text-decoration: none !important; height: 100%; box-sizing: border-box; }
.cert-nivel-texto { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.cert-nivel-cabecera { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.cert-nivel-numero { font-size: .8rem; letter-spacing: .08em; text-transform: uppercase; color: var(--cert-gris); font-weight: 600; }
.cert-nivel-nombre { font-weight: 700; font-size: 1.08rem; line-height: 1.3; }
.cert-nivel-sub { font-size: .92rem; color: var(--cert-gris); line-height: 1.45; }
.cert-nivel-estado { margin-top: 6px; }
.cert-etiqueta { display: inline-block; font-size: .75rem; font-weight: 700; padding: 2px 9px; border-radius: 12px; letter-spacing: .03em; }
.cert-etiqueta-gratis { background: var(--cert-ok-fondo); color: var(--cert-ok); }
.cert-etiqueta-precio { background: #EFE8F6; color: var(--cert-lila-oscuro); }
.cert-estado { display: inline-block; font-size: .82rem; font-weight: 600; padding: 2px 9px; border-radius: 12px; background: var(--cert-gris-claro); color: var(--cert-gris); }
.cert-estado-ok { background: var(--cert-ok-fondo); color: var(--cert-ok); }
.cert-estado-ko { background: var(--cert-ko-fondo); color: var(--cert-ko); }
.cert-estado-curso { background: #E6F0F8; color: #174D84; }
.cert-estado-bloqueado { background: var(--cert-aviso-fondo); color: var(--cert-aviso); }

/* Pasos */
.cert-pasos { list-style: none; margin: 20px 0 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 20px; }
.cert-pasos li { background: #fff; border-radius: 10px; padding: 20px; border: 1px solid var(--cert-borde); }
.cert-pasos h3 { margin: 10px 0 6px; }
.cert-pasos p { margin: 0; font-size: .95rem; }
.cert-paso-num { display: inline-flex; width: 36px; height: 36px; border-radius: 50%; background: var(--cert-lila); color: #fff; font-weight: 700; align-items: center; justify-content: center; }

/* Catálogo */
.cert-catalogo { display: flex; flex-direction: column; gap: 10px; margin-top: 16px; }
.cert-categoria { border: 1px solid var(--cert-borde); border-radius: 10px; background: #fff; }
.cert-categoria summary { list-style: none; cursor: pointer; display: grid; grid-template-columns: 1fr auto; grid-template-areas: "nombre n" "desc n"; gap: 2px 14px; padding: 14px 18px; align-items: center; }
.cert-categoria summary::-webkit-details-marker { display: none; }
.cert-categoria summary::before { content: "▸"; grid-area: n; order: 2; color: var(--cert-lila); font-size: 1.1rem; margin-left: 8px; }
.cert-categoria[open] summary::before { content: "▾"; }
.cert-categoria-nombre { grid-area: nombre; font-weight: 700; font-size: 1.05rem; }
.cert-categoria-desc { grid-area: desc; color: var(--cert-gris); font-size: .9rem; }
.cert-categoria-n { grid-area: n; font-size: .85rem; color: var(--cert-gris); white-space: nowrap; }
.cert-lista-cursos { list-style: none; margin: 0; padding: 0 18px 12px; border-top: 1px solid var(--cert-borde); }
.cert-lista-cursos li + li { border-top: 1px dashed var(--cert-borde); }
.cert-lista-cursos a { display: grid; grid-template-columns: auto 1fr; grid-template-areas: "cod nombre" "cod meta"; gap: 2px 12px; padding: 12px 0; color: var(--cert-negro) !important; text-decoration: none !important; align-items: center; }
.cert-lista-cursos a:hover .cert-curso-nombre { text-decoration: underline; }
.cert-curso-codigo { grid-area: cod; display: inline-block; background: var(--cert-color); color: #fff; font-weight: 700; font-size: .8rem; padding: 4px 8px; border-radius: 6px; letter-spacing: .04em; white-space: nowrap; }
.cert-curso-nombre { grid-area: nombre; font-weight: 600; }
.cert-curso-meta { grid-area: meta; font-size: .85rem; color: var(--cert-gris); }

/* Tarjetas genéricas */
.cert-grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }
.cert-tarjeta { background: #fff; border: 1px solid var(--cert-borde); border-radius: 10px; padding: 20px; }
.cert-tarjeta h3 { margin-top: 0; }
.cert-tarjeta p { margin: 0; }

/* FAQ */
.cert-faq details { border-bottom: 1px solid var(--cert-borde); padding: 6px 0; }
.cert-faq summary { cursor: pointer; font-weight: 600; padding: 10px 0; font-size: 1.02rem; }
.cert-faq p { margin: 4px 0 12px; }
.cert-cta-final { text-align: center; background: linear-gradient(90deg, #EFE8F6, #E6F0F8); }
.cert-cta-final p { font-size: 1.1rem; }

/* Cabecera de nivel / curso */
.cert-cabecera-nivel, .cert-cabecera-curso { background: var(--cert-gris-claro); border-bottom: 1px solid var(--cert-borde); padding: 28px 0; }
.cert-cabecera-nivel .bloque-contenedor, .cert-cabecera-curso .bloque-contenedor { margin: 0 auto; }
.cert-cabecera-nivel-int { display: flex; gap: 24px; align-items: flex-start; }
.cert-cabecera-nivel h1, .cert-cabecera-curso h1 { margin: 4px 0 10px; }
.cert-cabecera-curso h1 .cert-curso-codigo { font-size: 1rem; vertical-align: middle; margin-right: 6px; }
.cert-cabecera-nivel .cert-hero-p, .cert-cabecera-curso .cert-hero-p { color: var(--cert-negro); }
.cert-datos-nivel { list-style: none; margin: 14px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 22px; font-size: .95rem; color: var(--cert-gris); }
.cert-datos-nivel strong { color: var(--cert-negro); }

/* Dos columnas */
.cert-dos-columnas { display: grid; grid-template-columns: 1fr 320px; gap: 36px; align-items: start; }
.cert-col-principal section:first-child h2 { margin-top: 10px; }
.cert-col-lateral { position: sticky; top: 16px; }
.cert-caja-accion, .cert-caja-info { background: #fff; border: 1px solid var(--cert-borde); border-radius: 10px; padding: 18px 20px; margin-bottom: 16px; }
.cert-caja-accion { border-top: 6px solid var(--cert-color); }
.cert-caja-titulo { font-weight: 700; margin: 10px 0 6px; font-size: 1rem; }
.cert-caja-titulo:first-child { margin-top: 0; }
.cert-precio-grande { font-size: 2rem; font-weight: 800; margin: 4px 0 10px; color: var(--cert-negro); }
.cert-precio-grande span { font-size: .85rem; font-weight: 500; color: var(--cert-gris); }
.cert-lista-check { list-style: none; padding: 0; margin: 8px 0; }
.cert-lista-check li { padding-left: 26px; position: relative; margin-bottom: 6px; }
.cert-lista-check li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--cert-ok); font-weight: 800; }
.cert-titulo-certificado { font-weight: 700; color: var(--cert-lila-oscuro); margin: 4px 0; }
.cert-enlace { display: block; margin: 6px 0; font-size: .92rem; }
.cert-bloqueo { background: var(--cert-aviso-fondo); color: #4a3000 !important; padding: 10px 12px; border-radius: 6px; }
.cert-nav-niveles { display: flex; justify-content: space-between; gap: 12px; font-size: .95rem; }

/* Progreso */
.cert-progreso { display: flex; flex-direction: column; gap: 6px; margin: 6px 0 10px; }
.cert-progreso-barra { display: block; height: 10px; background: #E6E9EE; border-radius: 6px; overflow: hidden; }
.cert-progreso-barra > span { display: block; height: 100%; background: var(--cert-color, var(--cert-lila)); border-radius: 6px; }
.cert-progreso-texto { font-size: .85rem; color: var(--cert-gris); }
.cert-progreso-mini { flex-direction: row; align-items: center; gap: 10px; margin: 0; min-width: 120px; }
.cert-progreso-mini .cert-progreso-barra { flex: 1; height: 8px; }

/* Cursos del nivel */
.cert-cursos-nivel { list-style: none; margin: 0; padding: 0; counter-reset: curso; }
.cert-curso-item { border: 1px solid var(--cert-borde); border-radius: 10px; padding: 16px 18px; margin-bottom: 12px; background: #fff; }
.cert-curso-item-enlace { display: grid; grid-template-columns: auto 1fr auto; grid-template-areas: "cod texto prog"; gap: 4px 14px; align-items: center; color: var(--cert-negro) !important; text-decoration: none !important; }
.cert-curso-item-enlace .cert-curso-codigo { grid-area: cod; align-self: start; }
.cert-curso-item-enlace .cert-progreso-mini { grid-area: prog; }
.cert-curso-item-enlace:hover .cert-curso-nombre { text-decoration: underline; }
.cert-curso-item-texto { grid-area: texto; display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.cert-curso-item .cert-curso-nombre { font-size: 1.05rem; }
.cert-curso-desc { margin: 10px 0 0; font-size: .95rem; color: var(--cert-gris); }

/* Lecciones (listado) */
.cert-lecciones { list-style: none; margin: 0; padding: 0; }
.cert-lecciones li { border: 1px solid var(--cert-borde); border-radius: 10px; margin-bottom: 10px; background: #fff; }
.cert-lecciones a, .cert-leccion-bloqueada { display: grid; grid-template-columns: auto 1fr; grid-template-areas: "num titulo" "num meta"; gap: 2px 14px; padding: 14px 16px; color: var(--cert-negro) !important; text-decoration: none !important; align-items: center; }
.cert-lecciones a:hover .cert-leccion-titulo { text-decoration: underline; }
.cert-leccion-bloqueada { color: var(--cert-gris) !important; }
.cert-leccion-num { grid-area: num; width: 34px; height: 34px; border-radius: 50%; background: var(--cert-gris-claro); color: var(--cert-negro); font-weight: 700; display: inline-flex; align-items: center; justify-content: center; }
.cert-leccion-hecha .cert-leccion-num { background: var(--cert-ok); color: #fff; }
.cert-leccion-titulo { grid-area: titulo; font-weight: 600; }
.cert-leccion-meta { grid-area: meta; font-size: .85rem; color: var(--cert-gris); }
.cert-aviso-bloqueo { background: var(--cert-aviso-fondo); border-radius: 10px; padding: 16px 18px; margin-bottom: 16px; }
.cert-aviso-bloqueo p { margin: 0 0 12px; }

/* Lección (lectura) */
.cert-leccion-layout { display: grid; grid-template-columns: 250px 1fr; gap: 32px; align-items: start; }
.cert-leccion-indice { position: sticky; top: 16px; background: var(--cert-gris-claro); border-radius: 10px; padding: 16px; font-size: .92rem; }
.cert-indice-curso { font-weight: 700; margin: 0 0 10px; }
.cert-indice-curso a { color: var(--cert-negro) !important; text-decoration: none !important; }
.cert-indice-lista { list-style: none; margin: 0; padding: 0; }
.cert-indice-lista li { margin: 0; }
.cert-indice-lista a { display: flex; gap: 10px; align-items: flex-start; padding: 8px 10px; border-radius: 6px; color: var(--cert-negro) !important; text-decoration: none !important; }
.cert-indice-lista a:hover { background: #fff; }
.cert-indice-actual a { background: #fff; font-weight: 700; box-shadow: inset 4px 0 0 var(--cert-lila); }
.cert-indice-num { flex: 0 0 22px; height: 22px; border-radius: 50%; background: #fff; border: 1px solid var(--cert-borde); font-size: .75rem; display: inline-flex; align-items: center; justify-content: center; font-weight: 700; }
.cert-indice-hecha .cert-indice-num { background: var(--cert-ok); border-color: var(--cert-ok); color: #fff; }
.cert-indice-nivel { margin: 12px 0 0; font-size: .85rem; }
.cert-leccion { min-width: 0; }
.cert-leccion-cabecera { border-bottom: 4px solid var(--cert-color); padding-bottom: 12px; margin-bottom: 20px; }
.cert-contenido { font-size: 1.05rem; line-height: 1.7; }
.cert-contenido h2 { font-size: 1.4rem; margin: 36px 0 12px; padding-top: 8px; }
.cert-contenido h3 { font-size: 1.15rem; margin: 24px 0 8px; }
.cert-contenido p { margin: 0 0 16px; }
.cert-contenido ul, .cert-contenido ol { margin: 0 0 16px; padding-left: 26px; }
.cert-contenido li { margin-bottom: 6px; }
.cert-contenido table { border-collapse: collapse; width: 100%; margin: 0 0 20px; font-size: .95rem; }
.cert-contenido th, .cert-contenido td { border: 1px solid var(--cert-borde); padding: 8px 10px; text-align: left; vertical-align: top; }
.cert-contenido th { background: var(--cert-gris-claro); }
.cert-contenido pre { background: #0B2239; color: #F4F6F8; padding: 14px 16px; border-radius: 8px; overflow-x: auto; font-size: .9rem; line-height: 1.5; margin: 0 0 18px; }
.cert-contenido code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .92em; }
.cert-contenido :not(pre) > code { background: #EEF1F5; padding: 1px 6px; border-radius: 4px; color: #0B2239; }
.cert-contenido blockquote { border-left: 4px solid var(--cert-borde); margin: 0 0 16px; padding: 4px 16px; color: var(--cert-gris); }
.cert-contenido kbd { font-family: inherit; border: 1px solid var(--cert-borde); border-bottom-width: 2px; border-radius: 4px; padding: 0 6px; background: #fff; font-size: .9em; }
.cert-clave, .cert-ejemplo, .cert-error { border-radius: 8px; padding: 14px 18px; margin: 0 0 20px; border-left: 5px solid; }
.cert-clave { background: #EFE8F6; border-color: var(--cert-lila); }
.cert-ejemplo { background: #E6F0F8; border-color: #174D84; }
.cert-error { background: var(--cert-ko-fondo); border-color: var(--cert-ko); }
.cert-clave-titulo, .cert-ejemplo-titulo, .cert-error-titulo { font-weight: 800; text-transform: uppercase; font-size: .8rem; letter-spacing: .08em; margin: 0 0 6px !important; }
.cert-clave-titulo { color: var(--cert-lila-oscuro); }
.cert-ejemplo-titulo { color: #174D84; }
.cert-error-titulo { color: var(--cert-ko); }
.cert-clave p:last-child, .cert-ejemplo p:last-child, .cert-error p:last-child, .cert-clave ul:last-child, .cert-ejemplo ul:last-child, .cert-error ul:last-child, .cert-ejemplo pre:last-child { margin-bottom: 0; }
.cert-leccion-pie { border-top: 1px solid var(--cert-borde); margin-top: 32px; padding-top: 20px; }
.cert-completar { display: flex; flex-direction: column; gap: 6px; align-items: flex-start; margin-bottom: 20px; }
.cert-nav-lecciones { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.cert-nav-lecciones a { display: block; padding: 14px 16px; border: 1px solid var(--cert-borde); border-radius: 10px; color: var(--cert-negro) !important; text-decoration: none !important; font-weight: 600; }
.cert-nav-lecciones a:hover { background: var(--cert-gris-claro); }
.cert-nav-lecciones a span { display: block; font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; color: #4A4F55; font-weight: 600; margin-bottom: 4px; }
.cert-nav-sig { text-align: right; }

/* Examen */
.cert-reglas h2 { margin-top: 0; font-size: 1.2rem; }
.cert-examen-cabecera { display: flex; justify-content: space-between; align-items: center; gap: 20px; border-bottom: 4px solid var(--cert-color); padding-bottom: 14px; margin-bottom: 20px; position: sticky; top: 0; background: #fff; z-index: 5; }
.cert-examen-cabecera h1 { font-size: 1.4rem; margin: 2px 0 0; }
.cert-examen-estado { text-align: right; }
.cert-reloj { font-size: 1.8rem; font-weight: 800; font-variant-numeric: tabular-nums; color: var(--cert-negro); }
.cert-reloj-urgente .cert-reloj { color: var(--cert-ko); }
.cert-respondidas { margin: 0; font-size: .9rem; color: var(--cert-gris); }
.cert-preguntas { list-style: none; margin: 0; padding: 0; counter-reset: pregunta; }
.cert-pregunta { margin-bottom: 18px; }
.cert-pregunta fieldset { border: 1px solid var(--cert-borde); border-radius: 10px; padding: 16px 18px 10px; margin: 0; background: #fff; }
.cert-pregunta legend { float: left; width: 100%; padding: 0; margin: 0 0 4px; font-weight: 600; font-size: 1.05rem; line-height: 1.5; }
.cert-pregunta fieldset::after { content: ""; display: block; clear: both; }
.cert-pregunta-num { display: inline-block; font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; color: var(--cert-gris); margin-right: 6px; font-weight: 700; }
.cert-pregunta-enunciado { display: block; margin-top: 4px; }
.cert-pregunta-respondida fieldset { border-color: var(--cert-color); box-shadow: inset 4px 0 0 var(--cert-color); }
.cert-opciones { clear: both; display: flex; flex-direction: column; gap: 8px; margin-top: 10px; counter-reset: letra; }
.cert-opcion { display: grid; grid-template-columns: auto auto 1fr; gap: 12px; align-items: center; padding: 10px 12px; border: 1px solid var(--cert-borde); border-radius: 8px; cursor: pointer; }
.cert-opcion:hover { background: var(--cert-gris-claro); }
.cert-opcion:has(input:checked) { border-color: var(--cert-color); background: #F6F2FA; }
.cert-opcion:has(input:focus-visible) { outline: 3px solid var(--cert-negro); outline-offset: 2px; }
.cert-opcion input { width: 20px; height: 20px; margin: 0; accent-color: var(--cert-color); }
.cert-opcion-letra::before { counter-increment: letra; content: counter(letra, upper-alpha); }
.cert-opcion-letra { width: 26px; height: 26px; border-radius: 50%; background: var(--cert-gris-claro); font-weight: 700; font-size: .85rem; display: inline-flex; align-items: center; justify-content: center; }
.cert-opcion-texto { line-height: 1.5; }
.cert-entregar { text-align: center; border-top: 1px solid var(--cert-borde); padding-top: 20px; margin-top: 10px; }

/* Resultado */
.cert-resultado { display: grid; grid-template-columns: auto 1fr; gap: 24px; align-items: center; border-radius: 12px; padding: 24px; margin: 20px 0 28px; border: 1px solid var(--cert-borde); }
.cert-resultado h2 { margin: 0 0 8px; }
.cert-resultado-ok { background: var(--cert-ok-fondo); }
.cert-resultado-ko { background: var(--cert-ko-fondo); }
.cert-resultado-practica { background: var(--cert-gris-claro); }
.cert-nota-circulo { width: 120px; height: 120px; border-radius: 50%; background: #fff; border: 8px solid var(--cert-color); display: flex; align-items: center; justify-content: center; }
.cert-resultado-ok .cert-nota-circulo { border-color: var(--cert-ok); }
.cert-resultado-ko .cert-nota-circulo { border-color: var(--cert-ko); }
.cert-nota-valor { font-size: 2.2rem; font-weight: 800; color: var(--cert-negro); }
.cert-nota-valor small { font-size: 1rem; }
.cert-codigo-certificado { font-size: .95rem; }
.cert-codigo-certificado strong { font-family: ui-monospace, Menlo, Consolas, monospace; letter-spacing: .04em; }
.cert-tabla { width: 100%; border-collapse: collapse; margin: 10px 0 20px; font-size: .95rem; }
.cert-tabla th, .cert-tabla td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--cert-borde); vertical-align: middle; }
.cert-tabla thead th { background: var(--cert-gris-claro); font-size: .85rem; text-transform: uppercase; letter-spacing: .05em; }
.cert-revision { list-style: none; margin: 0; padding: 0; }
.cert-revision-item { border: 1px solid var(--cert-borde); border-left-width: 6px; border-radius: 10px; padding: 14px 18px; margin-bottom: 12px; }
.cert-revision-ok { border-left-color: var(--cert-ok); }
.cert-revision-ko { border-left-color: var(--cert-ko); }
.cert-revision-cabecera { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin: 0 0 6px; }
.cert-revision-curso { font-size: .85rem; color: var(--cert-gris); }
.cert-revision-item .cert-pregunta-enunciado { font-weight: 600; margin: 0 0 10px; }
.cert-revision-opciones { list-style: none; margin: 0 0 10px; padding: 0; }
.cert-revision-opciones li { padding: 8px 12px; border: 1px solid var(--cert-borde); border-radius: 6px; margin-bottom: 6px; display: flex; justify-content: space-between; gap: 12px; }
.cert-op-correcta { background: var(--cert-ok-fondo); border-color: var(--cert-ok) !important; }
.cert-op-fallida { background: var(--cert-ko-fondo); border-color: var(--cert-ko) !important; }
.cert-op-marca { font-size: .8rem; font-weight: 700; white-space: nowrap; }
.cert-op-correcta .cert-op-marca { color: var(--cert-ok); }
.cert-op-fallida .cert-op-marca { color: var(--cert-ko); }
.cert-explicacion { background: var(--cert-gris-claro); padding: 10px 14px; border-radius: 6px; margin: 0; font-size: .95rem; }

/* Panel */
.cert-siguiente-paso { display: flex; gap: 20px; align-items: center; background: linear-gradient(90deg, #EFE8F6, #fff); border: 1px solid var(--cert-borde); border-left: 8px solid var(--cert-color); border-radius: 12px; padding: 20px 24px; margin: 16px 0 24px; }
.cert-siguiente-paso h2 { margin: 0 0 6px; font-size: 1.2rem; }
.cert-siguiente-paso p { margin: 0 0 10px; }
.cert-camino-panel { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.cert-lista-certificados { list-style: none; margin: 0; padding: 0; }
.cert-certificado-item { display: grid; grid-template-columns: auto 1fr auto; gap: 16px; align-items: center; border: 1px solid var(--cert-borde); border-radius: 10px; padding: 16px 18px; margin-bottom: 12px; background: #fff; }
.cert-certificado-titulo { font-weight: 700; margin: 0 0 4px; }
.cert-certificado-texto p { margin: 0 0 4px; }
.cert-certificado-acciones { display: flex; flex-direction: column; gap: 8px; }
.cert-certificado-acciones .btn { margin: 0 !important; font-size: .78rem; padding: 8px 14px; }

/* Verificación */
.cert-form-verificar { background: var(--cert-gris-claro); padding: 18px 20px; border-radius: 10px; margin: 16px 0 24px; }
.cert-form-verificar label { display: block; font-weight: 600; margin-bottom: 8px; }
.cert-form-verificar-fila { display: flex; gap: 10px; flex-wrap: wrap; }
.cert-form-verificar input { flex: 1; min-width: 220px; font-size: 1.05rem; padding: 10px 14px; border: 2px solid var(--cert-borde); border-radius: 8px; font-family: ui-monospace, Menlo, Consolas, monospace; letter-spacing: .05em; text-transform: uppercase; }
.cert-verificacion { border-radius: 12px; padding: 22px 24px; margin-bottom: 24px; border: 1px solid var(--cert-borde); border-top: 8px solid; }
.cert-verificacion-ok { border-top-color: var(--cert-ok); background: #fff; }
.cert-verificacion-ko { border-top-color: var(--cert-ko); background: var(--cert-ko-fondo); }
.cert-verificacion h2 { margin: 0 0 4px; font-size: 1.3rem; }
.cert-verificacion-cabecera { display: flex; gap: 16px; align-items: center; margin-bottom: 12px; }
.cert-ficha { display: grid; grid-template-columns: max-content 1fr; gap: 8px 20px; margin: 14px 0; }
.cert-ficha dt { font-weight: 600; color: var(--cert-gris); }
.cert-ficha dd { margin: 0; }

/* Responsive */
@media (max-width: 960px) {
    .cert-dos-columnas, .cert-leccion-layout { grid-template-columns: 1fr; }
    .cert-col-lateral, .cert-leccion-indice { position: static; }
    .cert-leccion-indice { order: 2; }
    .cert-hero-int { grid-template-columns: 1fr; }
    .cert-blockchain-int { grid-template-columns: 1fr; }
    .cert-blockchain-icono { width: 120px; }
}
@media (max-width: 767px) {
    .cert-hero h1 { font-size: 1.9rem; }
    .cert-main h1 { font-size: 1.6rem; }
    .cert-cabecera-nivel-int { flex-direction: column; }
    .cert-nav-lecciones { grid-template-columns: 1fr; }
    .cert-nav-sig { text-align: left; }
    .cert-examen-cabecera { flex-direction: column; align-items: flex-start; position: static; }
    .cert-examen-estado { text-align: left; }
    .cert-resultado { grid-template-columns: 1fr; text-align: center; }
    .cert-nota-circulo { margin: 0 auto; }
    .cert-certificado-item { grid-template-columns: 1fr; }
    .cert-certificado-acciones { flex-direction: row; flex-wrap: wrap; }
    .cert-siguiente-paso { flex-direction: column; align-items: flex-start; }
    .cert-curso-item-enlace { grid-template-columns: auto 1fr; grid-template-areas: "cod texto" "prog prog"; }
    .cert-ficha { grid-template-columns: 1fr; gap: 2px; }
    .cert-ficha dd { margin-bottom: 10px; }
    .cert-tabla { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
    .cert-tabla th, .cert-tabla td { white-space: nowrap; }
    .cert-verificacion-cabecera { flex-direction: column; align-items: flex-start; }
    .cert-sellos li { align-items: flex-start; }
}
@media (prefers-reduced-motion: reduce) {
    .cert-nivel-tarjeta { transition: none; }
    .cert-nivel-tarjeta:hover { transform: none; }
}
@media (forced-colors: active) {
    .cert-insignia, .cert-curso-codigo, .cert-paso-num { forced-color-adjust: none; }
    .cert-progreso-barra > span { background: CanvasText; }
}

/* ------------------------------------------------------------------
   Infografías (generadas desde sql/certificaciones-fuentes; texto real + iconos decorativos)
   ------------------------------------------------------------------ */
.cert-info { --info-tinte: color-mix(in srgb, var(--cert-color) 9%, #fff); --info-tinte-2: color-mix(in srgb, var(--cert-color) 18%, #fff);
    margin: 28px 0; container: info / inline-size; border: 1px solid var(--cert-borde); border-radius: 14px; overflow: hidden; background: #fff; box-shadow: 0 4px 16px rgba(11,34,57,.07); }
.cert-info p { margin: 0; }
.cert-info ul, .cert-info ol { list-style: none; margin: 0; padding: 0; }
.cert-info li { margin: 0; }
.cert-info-cabecera { background: linear-gradient(120deg, var(--cert-color), color-mix(in srgb, var(--cert-color) 70%, #0B2239)); color: #fff; padding: 18px 22px 16px; }
.cert-info-etiqueta { font-size: .72rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; opacity: .92; margin-bottom: 4px !important; }
.cert-info-titulo { font-size: 1.22rem; font-weight: 800; line-height: 1.3; }
.cert-info-subtitulo { font-size: .93rem; line-height: 1.45; margin-top: 6px !important; opacity: .95; }
.cert-info-cuerpo { padding: 22px; background: linear-gradient(180deg, var(--info-tinte), #fff 70%); }
.cert-info-item-titulo { display: block; font-weight: 700; line-height: 1.3; color: var(--cert-negro); }
.cert-info-item-texto { display: block; font-size: .9rem; line-height: 1.45; color: #3D4349; margin-top: 3px; }
.cert-info-num { flex: none; width: 36px; height: 36px; border-radius: 50%; background: var(--cert-color); color: #fff; font-weight: 800; display: inline-flex; align-items: center; justify-content: center; font-size: 1rem; box-shadow: 0 0 0 4px #fff; position: relative; z-index: 1; }
.cert-info-icono { width: 26px; height: 26px; flex: none; }
.cert-info-pie { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding: 10px 22px; border-top: 1px solid var(--cert-borde); font-size: .78rem; color: #4A4F55; background: #fff; }
.cert-info-marca { font-weight: 700; letter-spacing: .04em; color: var(--cert-color); }
.cert-info-desc { border-top: 1px solid var(--cert-borde); background: var(--cert-gris-claro); }
.cert-info-desc summary { cursor: pointer; padding: 10px 22px; font-weight: 600; font-size: .9rem; color: var(--cert-negro); }
.cert-info-desc summary:hover { text-decoration: underline; }
.cert-info-desc summary:focus-visible { outline: 3px solid var(--cert-negro); outline-offset: -3px; }
.cert-info-desc p { padding: 0 22px 14px; font-size: .93rem; line-height: 1.55; }

/* Proceso: pasos con línea de unión */
.cert-info-proceso { display: grid; gap: 14px; position: relative; }
.cert-info-paso { display: flex; gap: 14px; align-items: flex-start; position: relative; background: #fff; border: 1px solid var(--cert-borde); border-radius: 10px; padding: 12px 14px; }
.cert-info-paso:not(:last-child)::after { content: ""; position: absolute; left: 31px; top: 48px; bottom: -16px; width: 3px; background: var(--info-tinte-2); }
.cert-info-paso-txt { padding-top: 3px; min-width: 0; }
@container info (min-width: 540px) {
    .cert-info-proceso.cert-info-n3, .cert-info-proceso.cert-info-n4 { grid-template-columns: repeat(var(--cols, 2), 1fr); }
    .cert-info-proceso.cert-info-n3 { --cols: 3; }
    .cert-info-proceso.cert-info-n3 .cert-info-paso, .cert-info-proceso.cert-info-n4 .cert-info-paso { flex-direction: column; gap: 10px; }
    .cert-info-proceso.cert-info-n3 .cert-info-paso::after, .cert-info-proceso.cert-info-n4 .cert-info-paso::after { display: none; }
}

/* Comparativa: dos columnas con filas alineadas */
.cert-info-comparativa { display: grid; grid-template-columns: 1fr 1fr; column-gap: 16px; row-gap: 0; }
.cert-info-r3 { --f: 3; --f1: 4; } .cert-info-r4 { --f: 4; --f1: 5; } .cert-info-r5 { --f: 5; --f1: 6; } .cert-info-r6 { --f: 6; --f1: 7; }
.cert-info-col { border-radius: 10px; background: #fff; border: 1px solid var(--cert-borde); overflow: hidden; display: grid; grid-row: span var(--f1); grid-template-rows: subgrid; row-gap: 0; }
.cert-info-col ul { display: grid; grid-template-rows: subgrid; grid-row: span var(--f); row-gap: 0; }
.cert-info-col-titulo { display: flex; align-items: center; gap: 8px; padding: 10px 14px; font-weight: 800; font-size: 1rem; color: #fff; }
.cert-info-col-mal .cert-info-col-titulo { background: var(--cert-ko); }
.cert-info-col-bien .cert-info-col-titulo { background: var(--cert-ok); }
.cert-info-col-neutro .cert-info-col-titulo { background: var(--cert-color); }
.cert-info-col li { display: flex; gap: 8px; align-items: flex-start; padding: 9px 14px; border-top: 1px solid var(--cert-borde); font-size: .92rem; line-height: 1.4; color: var(--cert-negro); }
.cert-info-col li:first-child { border-top: 0; }
.cert-info-bala { width: 18px; height: 18px; flex: none; margin-top: 1px; }
.cert-info-col-mal .cert-info-bala { color: var(--cert-ko); }
.cert-info-col-bien .cert-info-bala { color: var(--cert-ok); }
.cert-info-col-neutro .cert-info-bala { color: var(--cert-color); }
.cert-info-col-mal li { background: #FFF8F7; }
.cert-info-col-bien li { background: #F5FBF7; }

/* Cifras */
.cert-info-cifras { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.cert-info-cifras.cert-info-n4 { grid-template-columns: repeat(2, 1fr); }
.cert-info-cifras li { background: #fff; border: 1px solid var(--cert-borde); border-top: 5px solid var(--cert-color); border-radius: 10px; padding: 14px; text-align: center; }
.cert-info-cifra { display: block; white-space: nowrap; font-size: 1.85rem; line-height: 1.1; font-weight: 800; color: var(--cert-color); letter-spacing: -.01em; }

/* Tarjetas */
.cert-info-tarjetas { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.cert-info-tarjetas.cert-info-n4, .cert-info-tarjetas.cert-info-n7, .cert-info-tarjetas.cert-info-n8 { grid-template-columns: repeat(2, 1fr); }
.cert-info-tarjetas.cert-info-n7 li:last-child { grid-column: 1 / -1; }
.cert-info-tarjetas li { background: #fff; border: 1px solid var(--cert-borde); border-radius: 10px; padding: 14px; }
.cert-info-icono-fondo { display: inline-flex; width: 44px; height: 44px; border-radius: 12px; background: var(--info-tinte-2); color: var(--cert-color); align-items: center; justify-content: center; margin-bottom: 8px; }
.cert-info-tarjetas.cert-info-n7 li:last-child { display: grid; grid-template-columns: auto 1fr; column-gap: 12px; }
.cert-info-tarjetas.cert-info-n7 li:last-child .cert-info-icono-fondo { grid-row: span 2; margin: 0; }

/* Ciclo: fases alrededor de un anillo */
.cert-info-ciclo { position: relative; }
.cert-info-ciclo ol { display: grid; gap: 12px; }
.cert-info-fase { background: #fff; border: 1px solid var(--cert-borde); border-radius: 10px; padding: 12px 14px; position: relative; z-index: 1; }
.cert-info-fase .cert-info-num { width: 30px; height: 30px; font-size: .9rem; margin-bottom: 6px; }
.cert-info-ciclo-centro { display: none; }
.cert-info-ciclo-nota { font-size: .85rem; color: #4A4F55; margin-top: 10px !important; display: flex; gap: 6px; align-items: center; }
@container info (min-width: 540px) {
    .cert-info-ciclo { display: grid; grid-template-columns: 1fr 1fr 1fr; grid-template-rows: auto auto auto; gap: 14px; align-items: center; }
    .cert-info-ciclo::before { content: ""; position: absolute; left: 16%; right: 16%; top: 12%; bottom: 12%; border: 3px dashed var(--info-tinte-2); border-radius: 50%; }
    .cert-info-ciclo ol { display: contents; }
    .cert-info-ciclo-centro { display: flex; flex-direction: column; align-items: center; gap: 6px; grid-column: 2; grid-row: 2; color: var(--cert-color); font-weight: 800; font-size: .85rem; text-transform: uppercase; letter-spacing: .08em; text-align: center; z-index: 1; }
    .cert-info-ciclo-centro .cert-info-icono { width: 54px; height: 54px; }
    .cert-info-ciclo-nota { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; }
    .cert-info-n4 .cert-info-f1 { grid-area: 1 / 2; } .cert-info-n4 .cert-info-f2 { grid-area: 2 / 3; } .cert-info-n4 .cert-info-f3 { grid-area: 3 / 2; } .cert-info-n4 .cert-info-f4 { grid-area: 2 / 1; }
    .cert-info-n5 .cert-info-f1 { grid-area: 1 / 2; } .cert-info-n5 .cert-info-f2 { grid-area: 2 / 3; } .cert-info-n5 .cert-info-f3 { grid-area: 3 / 3; } .cert-info-n5 .cert-info-f4 { grid-area: 3 / 1; } .cert-info-n5 .cert-info-f5 { grid-area: 2 / 1; }
    .cert-info-n6 .cert-info-f1 { grid-area: 1 / 2; } .cert-info-n6 .cert-info-f2 { grid-area: 1 / 3; } .cert-info-n6 .cert-info-f3 { grid-area: 3 / 3; } .cert-info-n6 .cert-info-f4 { grid-area: 3 / 2; } .cert-info-n6 .cert-info-f5 { grid-area: 3 / 1; } .cert-info-n6 .cert-info-f6 { grid-area: 1 / 1; }
    .cert-info-n6.cert-info-ciclo::before { top: 18%; bottom: 18%; left: 8%; right: 8%; }
}

/* Niveles: pirámide de la base a la cima */
.cert-info-niveles-caja { display: flex; gap: 10px; }
.cert-info-eje { display: flex; flex-direction: column; justify-content: space-between; font-size: .7rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: #4A4F55; writing-mode: vertical-rl; transform: rotate(180deg); border-left: 3px solid var(--info-tinte-2); padding: 4px 0; }
.cert-info-eje span:first-child { order: 2; } .cert-info-eje span:last-child { order: 1; }
.cert-info-niveles { flex: 1; display: flex; flex-direction: column-reverse; gap: 8px; align-items: center; min-width: 0; }
.cert-info-nivel { display: flex; gap: 12px; align-items: center; width: 100%; background: color-mix(in srgb, var(--cert-color) calc(8% + var(--k, 0) * 6%), #fff); border: 1px solid color-mix(in srgb, var(--cert-color) 30%, #fff); border-radius: 10px; padding: 10px 14px; }
.cert-info-chip { margin-left: auto; flex: none; align-self: flex-start; font-size: .68rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--cert-color); background: #fff; border: 1px solid currentColor; border-radius: 20px; padding: 1px 8px; }
.cert-info-nivel-num { flex: none; width: 30px; height: 30px; border-radius: 8px; background: var(--cert-color); color: #fff; font-weight: 800; display: inline-flex; align-items: center; justify-content: center; }
@container info (min-width: 540px) {
    .cert-info-niveles.cert-info-n3 .cert-info-l2 { width: 85%; } .cert-info-niveles.cert-info-n3 .cert-info-l3 { width: 70%; }
    .cert-info-niveles.cert-info-n4 .cert-info-l2 { width: 90%; } .cert-info-niveles.cert-info-n4 .cert-info-l3 { width: 80%; } .cert-info-niveles.cert-info-n4 .cert-info-l4 { width: 70%; }
    .cert-info-niveles.cert-info-n5 .cert-info-l2 { width: 92%; } .cert-info-niveles.cert-info-n5 .cert-info-l3 { width: 84%; } .cert-info-niveles.cert-info-n5 .cert-info-l4 { width: 76%; } .cert-info-niveles.cert-info-n5 .cert-info-l5 { width: 68%; }
    .cert-info-niveles.cert-info-n6 .cert-info-l2 { width: 94%; } .cert-info-niveles.cert-info-n6 .cert-info-l3 { width: 88%; } .cert-info-niveles.cert-info-n6 .cert-info-l4 { width: 82%; } .cert-info-niveles.cert-info-n6 .cert-info-l5 { width: 76%; } .cert-info-niveles.cert-info-n6 .cert-info-l6 { width: 70%; }
}
.cert-info-l2 { --k: 1; } .cert-info-l3 { --k: 2; } .cert-info-l4 { --k: 3; } .cert-info-l5 { --k: 4; } .cert-info-l6 { --k: 5; }

/* Línea de tiempo */
.cert-info-tiempo { position: relative; display: grid; gap: 14px; }
.cert-info-tiempo::before { content: ""; position: absolute; left: 118px; top: 8px; bottom: 8px; width: 3px; background: var(--info-tinte-2); border-radius: 2px; }
.cert-info-tiempo li { display: grid; grid-template-columns: 100px 1fr; gap: 36px; align-items: start; position: relative; }
.cert-info-tiempo li::before { content: ""; position: absolute; left: 112px; top: 6px; width: 15px; height: 15px; border-radius: 50%; background: var(--cert-color); box-shadow: 0 0 0 4px #fff; }
.cert-info-fecha { text-align: right; font-weight: 800; color: var(--cert-color); font-size: .95rem; line-height: 1.5; }
.cert-info-hito { background: #fff; border: 1px solid var(--cert-borde); border-radius: 10px; padding: 10px 14px; }

@container info (max-width: 539px) {
    .cert-info-cabecera, .cert-info-cuerpo { padding-left: 16px; padding-right: 16px; }
    .cert-info-pie, .cert-info-desc summary { padding-left: 16px; padding-right: 16px; }
    .cert-info-desc p { padding-left: 16px; padding-right: 16px; }
    .cert-info-cifras, .cert-info-cifras.cert-info-n4 { grid-template-columns: 1fr 1fr; }
    .cert-info-tarjetas, .cert-info-tarjetas.cert-info-n4, .cert-info-tarjetas.cert-info-n7, .cert-info-tarjetas.cert-info-n8 { grid-template-columns: 1fr; }
    .cert-info-tarjetas li { display: grid; grid-template-columns: auto 1fr; column-gap: 12px; }
    .cert-info-tarjetas .cert-info-icono-fondo { grid-row: span 2; margin: 0; }
    .cert-info-comparativa { grid-template-columns: 1fr; }
    .cert-info-col, .cert-info-col ul { grid-row: auto; grid-template-rows: none; display: block; }
    .cert-info-tiempo::before { left: 7px; }
    .cert-info-tiempo li { grid-template-columns: 1fr; gap: 4px; padding-left: 28px; }
    .cert-info-tiempo li::before { left: 0; }
    .cert-info-fecha { text-align: left; }
    .cert-info-fase { display: grid; grid-template-columns: auto 1fr; column-gap: 12px; }
    .cert-info-fase .cert-info-num { grid-row: span 2; margin: 0; }
}
@media (forced-colors: active) {
    .cert-info-num, .cert-info-nivel-num, .cert-info-col-titulo { border: 2px solid CanvasText; }
    .cert-info-cabecera { border-bottom: 2px solid CanvasText; }
}
@media print {
    .cert-info { box-shadow: none; break-inside: avoid; }
    .cert-info-desc { display: none; }
}

/* Tipos de lección en los listados */
.cert-tipo { display: inline-flex; align-items: center; gap: 5px; flex-wrap: wrap; }
.cert-tipo svg { flex: none; }
.cert-tipo-video { color: #174D84; font-weight: 600; }
.cert-tipo-practica { color: var(--cert-ok); font-weight: 600; }

/* Vídeo de presentación y transcripción */
.cert-video { margin: 0 0 18px; }
.cert-video-marco { position: relative; border-radius: 12px; overflow: hidden; background: #0B2239; aspect-ratio: 16 / 9; box-shadow: 0 6px 20px rgba(11,34,57,.18); }
.cert-video-marco video { display: block; width: 100%; height: 100%; }
.cert-video-marco video:focus-visible { outline: 4px solid #F4B400; outline-offset: -4px; }
.cert-video-nota { font-size: .88rem; color: #4A4F55; line-height: 1.5; margin-top: 10px; }
.cert-transcripcion { border: 1px solid var(--cert-borde); border-radius: 10px; margin: 0 0 28px; background: var(--cert-gris-claro); }
.cert-transcripcion summary { cursor: pointer; padding: 12px 16px; font-weight: 700; }
.cert-transcripcion summary:focus-visible { outline: 3px solid var(--cert-negro); outline-offset: -3px; }
.cert-transcripcion-lista { list-style: none; margin: 0; padding: 0 16px 8px; }
.cert-transcripcion-lista li { padding: 10px 0; border-top: 1px solid var(--cert-borde); }
.cert-transcripcion-lista p { margin: 0 0 4px; line-height: 1.55; }
.cert-transcripcion-titulo { display: flex; align-items: center; gap: 10px; }
.cert-ir-a { font: inherit; font-size: .82rem; font-weight: 700; font-variant-numeric: tabular-nums; border: 1px solid var(--cert-color); color: var(--cert-color); background: #fff; border-radius: 20px; padding: 2px 10px; cursor: pointer; }
.cert-ir-a:hover { background: var(--cert-color); color: #fff; }
.cert-ir-a:focus-visible { outline: 3px solid var(--cert-negro); outline-offset: 2px; }

/* Cajas «Pruébalo tú», lista de comprobación y soluciones plegables */
.cert-practica { border-radius: 8px; padding: 14px 18px; margin: 0 0 20px; border-left: 5px solid var(--cert-ok); background: var(--cert-ok-fondo); }
.cert-practica-titulo { font-weight: 800; text-transform: uppercase; font-size: .8rem; letter-spacing: .08em; margin: 0 0 6px !important; color: var(--cert-ok); }
.cert-practica p:last-child, .cert-practica ul:last-child, .cert-practica ol:last-child { margin-bottom: 0; }
.cert-contenido ul.cert-checklist { list-style: none; padding: 14px 16px; border: 1px solid var(--cert-borde); border-radius: 10px; background: #fff; }
.cert-checklist li { position: relative; padding-left: 32px; margin-bottom: 10px; }
.cert-checklist li:last-child { margin-bottom: 0; }
.cert-checklist li::before { content: ""; position: absolute; left: 0; top: 2px; width: 18px; height: 18px; border: 2px solid var(--cert-color); border-radius: 4px; background: #fff; }
.cert-contenido details:not(.cert-info-desc) { border: 1px solid var(--cert-borde); border-radius: 8px; margin: 0 0 16px; background: #fff; }
.cert-contenido details:not(.cert-info-desc) > summary { cursor: pointer; padding: 10px 14px; font-weight: 700; color: var(--cert-color); }
.cert-contenido details:not(.cert-info-desc) > summary:focus-visible { outline: 3px solid var(--cert-negro); outline-offset: -3px; }
.cert-contenido details:not(.cert-info-desc)[open] > summary { border-bottom: 1px solid var(--cert-borde); }
.cert-contenido details:not(.cert-info-desc) > :not(summary) { margin-left: 14px; margin-right: 14px; }
.cert-contenido details:not(.cert-info-desc) > :not(summary):first-of-type { margin-top: 12px; }
@media print { .cert-contenido details > :not(summary) { display: block; } }

/* ---------- Laboratorio práctico, ejercicios y casos prácticos del examen ---------- */
.cert-main [hidden] { display: none !important; }
.cert-ej-bloque { margin: 0 0 32px; }
.cert-ej-marco { border: 1px solid var(--cert-borde); border-top: 10px solid var(--cert-gris-claro); border-radius: 10px; overflow: hidden; background: #fff; margin: 0 0 18px; box-shadow: 0 1px 4px rgba(11,34,57,.08); }
.cert-ej-marco iframe { display: block; width: 100%; height: 520px; border: 0; }
.cert-ej-preguntas { list-style: none; margin: 0; padding: 0; }
.cert-ej-pregunta { margin-bottom: 18px; }
.cert-ej-pregunta fieldset { border: 1px solid var(--cert-borde); border-radius: 10px; padding: 16px 18px 12px; margin: 0; background: #fff; }
.cert-ej-pregunta legend { float: left; width: 100%; padding: 0; margin: 0 0 4px; font-weight: 600; font-size: 1.05rem; line-height: 1.5; }
.cert-ej-pregunta fieldset::after { content: ""; display: block; clear: both; }
.cert-ej-pregunta.cert-pregunta-respondida fieldset { border-color: var(--cert-color); box-shadow: inset 4px 0 0 var(--cert-color); }
.cert-ej-pregunta.cert-ej-ok fieldset { border-color: var(--cert-ok); box-shadow: inset 6px 0 0 var(--cert-ok); }
.cert-ej-pregunta.cert-ej-ko fieldset { border-color: var(--cert-ko); box-shadow: inset 6px 0 0 var(--cert-ko); }
.cert-ej-pregunta .cert-opcion { grid-template-columns: auto auto 1fr auto; }
.cert-ej-varias { font-weight: 400; font-size: .9rem; color: var(--cert-gris); }
.cert-ej-feedback { clear: both; margin-top: 10px; }
.cert-ej-feedback p { margin: 0; padding: 10px 14px; border-radius: 6px; background: var(--cert-gris-claro); font-size: .95rem; line-height: 1.5; }
.cert-ej-ok .cert-ej-feedback p { background: var(--cert-ok-fondo); color: #0f3f1f; }
.cert-ej-ko .cert-ej-feedback p { background: var(--cert-ko-fondo); color: #5c130f; }
.cert-ej-solucion { border: 1px solid var(--cert-borde); border-radius: 12px; padding: 18px 22px; background: var(--cert-gris-claro); }
.cert-ej-solucion:focus { outline: 3px solid var(--cert-negro); outline-offset: 3px; }
.cert-ej-resultado p { margin: 0 0 14px; padding: 12px 16px; border-radius: 8px; border-left: 6px solid var(--cert-gris); background: #fff; font-weight: 600; }
.cert-ej-resultado-ok p { border-left-color: var(--cert-ok); background: var(--cert-ok-fondo); color: #0f3f1f; }
.cert-ej-resultado-ko p { border-left-color: var(--cert-ko); background: var(--cert-ko-fondo); color: #5c130f; }
.cert-ej-codigo { background: #0B2239; color: #F4F6F8; padding: 14px 16px; border-radius: 8px; overflow-x: auto; font-size: .9rem; line-height: 1.5; white-space: pre-wrap; word-break: break-word; }
.cert-ej-codigo code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.cert-ej-lista .cert-leccion-meta .cert-estado { margin-left: 2px; }
.cert-curso-lab { margin: 6px 0 0; font-size: .92rem; }
.cert-nivel-lab { display: block; font-size: .82rem; color: var(--cert-gris); margin-top: 6px; }
.cert-examen-partes ul { list-style: none; display: flex; flex-wrap: wrap; gap: 8px 18px; margin: 0 0 18px; padding: 0; }
.cert-examen-parte { font-size: 1.25rem; margin: 28px 0 14px; padding-top: 8px; border-top: 1px solid var(--cert-borde); scroll-margin-top: 110px; }
.cert-casos { list-style: none; margin: 0; padding: 0; }
.cert-caso { border: 1px solid var(--cert-borde); border-top: 6px solid var(--cert-color); border-radius: 12px; padding: 18px 20px 6px; margin: 0 0 24px; background: #fff; scroll-margin-top: 110px; }
.cert-caso h3 { font-size: 1.15rem; margin: 0 0 4px; display: flex; flex-wrap: wrap; gap: 6px 10px; align-items: baseline; }
.cert-caso .cert-revision-curso { margin: 0 0 12px; }
.cert-caso details { border: 1px solid var(--cert-borde); border-radius: 8px; margin: 0 0 16px; background: #fff; }
.cert-caso details > summary { cursor: pointer; padding: 10px 14px; font-weight: 700; color: var(--cert-negro); }
.cert-caso details > summary:focus-visible { outline: 3px solid var(--cert-negro); outline-offset: -3px; }
.cert-caso details[open] > summary { border-bottom: 1px solid var(--cert-borde); }
.cert-caso details > :not(summary) { margin-left: 14px; margin-right: 14px; }
.cert-caso details > .cert-contenido:first-of-type { margin-top: 12px; }
.cert-casos-revision .cert-revision-item { background: #fff; }
@media (max-width: 640px) {
    .cert-ej-marco iframe { height: 460px; }
    .cert-caso { padding: 14px 14px 4px; }
    .cert-ej-solucion { padding: 14px; }
    .cert-ej-pregunta .cert-opcion { grid-template-columns: auto auto 1fr; }
    .cert-ej-pregunta .cert-op-marca { grid-column: 3; }
}
.cert-ej-pregunta .cert-opcion.cert-op-correcta { background: var(--cert-ok-fondo); border-color: var(--cert-ok); }
.cert-ej-pregunta .cert-opcion.cert-op-fallida { background: var(--cert-ko-fondo); border-color: var(--cert-ko); }

/* ---------- Curso guiado: pasos, test de la lección y pasos cerrados ---------- */
.cert-guia-progreso { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin: 0 0 14px; padding: 10px 14px; border-radius: 8px; background: var(--cert-gris-claro); }
.cert-guia-paso { margin: 0; font-size: .92rem; color: var(--cert-negro); }
.cert-guia-progreso .cert-progreso-barra { flex: 1 1 160px; min-width: 120px; }
.cert-ruta { list-style: none; margin: 16px 0 0; padding: 0; counter-reset: none; }
.cert-ruta-paso { border: 1px solid var(--cert-borde); border-radius: 10px; margin-bottom: 10px; background: #fff; }
.cert-ruta-paso > a, .cert-ruta-paso > .cert-ruta-bloq { display: grid; grid-template-columns: auto 1fr; grid-template-areas: "num titulo" "num meta"; gap: 2px 14px; padding: 13px 16px; color: var(--cert-negro) !important; text-decoration: none !important; align-items: center; }
.cert-ruta-paso > a:hover .cert-ruta-titulo { text-decoration: underline; }
.cert-ruta-paso > a:focus-visible { outline: 3px solid var(--cert-negro); outline-offset: 2px; border-radius: 10px; }
.cert-ruta-num { grid-area: num; width: 34px; height: 34px; border-radius: 50%; background: var(--cert-gris-claro); color: var(--cert-negro); font-weight: 700; display: inline-flex; align-items: center; justify-content: center; }
.cert-ruta-titulo { grid-area: titulo; font-weight: 600; }
.cert-ruta-meta { grid-area: meta; font-size: .85rem; color: var(--cert-gris); }
.cert-ruta-ejercicio { margin-left: 28px; border-style: dashed; }
.cert-ruta-ejercicio .cert-ruta-num { width: 28px; height: 28px; font-size: .85rem; }
.cert-ruta-hecho .cert-ruta-num { background: var(--cert-ok); color: #fff; }
.cert-ruta-actual { border-color: var(--cert-color); box-shadow: inset 5px 0 0 var(--cert-color); }
.cert-ruta-actual .cert-ruta-num { background: var(--cert-color); color: #fff; }
.cert-ruta-cerrado { background: var(--cert-gris-claro); }
.cert-ruta-cerrado .cert-ruta-titulo { font-weight: 500; color: #4A4F55; }
.cert-indice-bloq { display: flex; gap: 10px; align-items: flex-start; padding: 8px 10px; color: #4A4F55; }
.cert-indice-cerrada .cert-indice-num { background: var(--cert-gris-claro); }
.cert-test-leccion { margin: 32px 0 8px; padding: 20px 22px 8px; border: 2px solid var(--cert-color); border-radius: 12px; background: #FBF9FD; }
.cert-test-leccion h2 { margin-top: 0; }
.cert-test-resultado:focus { outline: 3px solid var(--cert-negro); outline-offset: 3px; border-radius: 8px; }
.cert-test-resultado { margin: 4px 0 16px; }
.cert-continuar { margin: 4px 0 0; }
.cert-continuar .btn { display: inline-flex; flex-direction: column; align-items: flex-start; gap: 2px; text-align: left; height: auto; line-height: 1.3; padding-top: 10px; padding-bottom: 10px; white-space: normal; max-width: 100%; }
.cert-continuar-etiqueta { font-weight: 400; font-size: .88rem; }
.cert-nav-cerrado { margin: 0; display: block; padding: 14px 16px; border: 1px dashed var(--cert-borde); border-radius: 10px; color: #4A4F55; font-weight: 600; background: var(--cert-gris-claro); }
.cert-nav-cerrado span { display: block; font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; color: #4A4F55; font-weight: 600; margin-bottom: 4px; }
.cert-nav-cerrado em { display: block; font-style: normal; font-weight: 400; font-size: .85rem; margin-top: 4px; }
.cert-bloqueado-caja { margin-top: 18px; }
.cert-bloqueado-caja .btn { margin: 4px 8px 4px 0; }
@media (max-width: 640px) {
    .cert-ruta-ejercicio { margin-left: 14px; }
    .cert-test-leccion { padding: 16px 14px 4px; }
    .cert-nav-cerrado { text-align: left; }
}