/* @BactLAB — diseño propio (referencia Compact Vision + Shimadzu) */

.pagina-bactlab {
    background: #f7f9fc;
}

.bl-pagina {
    position: relative;
    color: #1e3a52;
    isolation: isolate;
}

.bl-particles {
    position: absolute;
    inset: 0;
    z-index: 0;
    width: 100%;
    min-height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.bl-particles canvas {
    pointer-events: auto;
}

.bl-pagina > :not(.bl-particles) {
    position: relative;
    z-index: 1;
}

/* Intro */
.bl-intro {
    padding: clamp(2rem, 4vw, 3rem) 1.25rem clamp(2.5rem, 5vw, 3.5rem);
    background:
        radial-gradient(circle at 15% 20%, rgba(21, 101, 192, 0.18), transparent 45%),
        linear-gradient(160deg, #0a1f3d 0%, #0d2b52 45%, #0d47a1 100%);
    color: #ffffff;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.bl-intro__inner {
    max-width: 72rem;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    align-items: center;
}

@media (min-width: 900px) {
    .bl-intro__inner {
        grid-template-columns: 1.05fr 0.95fr;
        gap: 2.5rem;
    }
}

.bl-intro__kicker {
    display: inline-block;
    margin: 0 0 0.75rem;
    padding: 0.4rem 0.9rem;
    border-radius: 0.35rem;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.25);
    color: #ffffff;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.bl-intro__marca {
    margin: 0 0 1rem;
}

.bl-intro__logo {
    display: block;
    width: min(100%, 17.5rem);
    height: auto;
    object-fit: contain;
}

.bl-intro__lead {
    margin: 0 0 1.5rem;
    max-width: 36rem;
    font-size: 1.05rem;
    line-height: 1.65;
    color: rgba(255, 255, 255, 0.92);
}

.bl-intro__acciones {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.bl-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.75rem 1.25rem;
    border-radius: 0.65rem;
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    transition:
        background-color 140ms ease,
        color 140ms ease,
        border-color 140ms ease,
        transform 140ms ease;
}

.bl-btn--primary {
    background: var(--color-primary, #1565c0);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(21, 101, 192, 0.22);
}

.bl-btn--primary:hover {
    background: var(--color-primary-dark, #0d47a1);
    transform: translateY(-1px);
}

.bl-btn--ghost {
    background: #ffffff;
    color: var(--color-primary-dark, #0d47a1);
    border: 1.5px solid #c5d9ea;
}

.bl-btn--ghost:hover {
    border-color: var(--color-primary, #1565c0);
    background: #f2f7fd;
}

.bl-intro .bl-btn--ghost {
    background: transparent;
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.55);
}

.bl-intro .bl-btn--ghost:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #ffffff;
}

.bl-intro__figura {
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.bl-telefono--intro {
    max-width: 16.5rem;
}

.bl-app-carousel {
    position: relative;
    width: 100%;
    aspect-ratio: 9 / 16;
    overflow: hidden;
    background: #000000;
}

.bl-app-carousel__slide {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 600ms ease;
}

.bl-app-carousel__slide--activa {
    opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
    .bl-app-carousel__slide {
        transition: none;
    }
}

/* Bloques genéricos */
.bl-bloque {
    padding: clamp(2.5rem, 5vw, 4rem) 1.25rem;
}

.bl-bloque__inner {
    max-width: 52rem;
    margin: 0 auto;
}

.bl-bloque__titulo {
    margin: 0 0 0.75rem;
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    color: var(--color-primary-dark, #0d47a1);
    text-align: center;
}

.bl-bloque__titulo--claro {
    color: #ffffff;
}

.bl-bloque__titulo--pequeno {
    font-size: clamp(1.1rem, 2.2vw, 1.35rem);
}

.bl-bloque__subtitulo {
    margin: 0 auto 2rem;
    max-width: 40rem;
    font-size: 1rem;
    line-height: 1.65;
    color: #4a6070;
    text-align: center;
}

.bl-bloque--claro {
    background: rgba(255, 255, 255, 0.82);
}

.bl-bloque--suave {
    background: rgba(242, 247, 253, 0.82);
    border-block: 1px solid #e3edf5;
}

/* Sección descarga — fondo claro (contraste con hero oscuro) */
.bl-bloque--descarga {
    background:
        radial-gradient(circle at 82% 18%, rgba(21, 101, 192, 0.05), transparent 42%),
        rgba(255, 255, 255, 0.92);
    border-block: 1px solid #e3edf5;
    color: #1e3a52;
}

.bl-bloque--oscuro {
    background:
        radial-gradient(circle at 15% 20%, rgba(21, 101, 192, 0.18), transparent 45%),
        linear-gradient(160deg, #0a1f3d 0%, #0d2b52 45%, #0d47a1 100%);
    color: #ffffff;
}

.bl-descarga__inner {
    max-width: 72rem;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
    align-items: center;
}

@media (min-width: 900px) {
    .bl-descarga__inner {
        grid-template-columns: minmax(16rem, 22rem) 1fr;
        gap: 3rem;
    }
}

.bl-descarga__telefono {
    display: flex;
    justify-content: center;
}

.bl-telefono {
    position: relative;
    width: 100%;
    max-width: 19rem;
    padding: 0.9rem 0.7rem 1rem;
    border-radius: 2.35rem;
    background: linear-gradient(160deg, #1976d2 0%, #0d47a1 55%, #0a3578 100%);
    box-shadow:
        0 20px 42px rgba(0, 0, 0, 0.35),
        inset 0 1px 0 rgba(255, 255, 255, 0.18);
}

.bl-telefono__notch {
    position: absolute;
    top: 0.6rem;
    left: 50%;
    z-index: 2;
    width: 4.75rem;
    height: 0.6rem;
    border-radius: 0 0 0.7rem 0.7rem;
    background: #082f6e;
    transform: translateX(-50%);
}

.bl-telefono__pantalla {
    overflow: hidden;
    border-radius: 1.4rem;
    background: #000000;
    border: 2px solid rgba(0, 0, 0, 0.45);
    line-height: 0;
}

.bl-telefono__indicador {
    display: block;
    width: 3.1rem;
    height: 0.3rem;
    margin: 0.65rem auto 0;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.38);
}

.bl-video {
    position: relative;
    width: 100%;
    aspect-ratio: 9 / 16;
    overflow: hidden;
    background: #000000;
}

.bl-video iframe {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 112%;
    height: 112%;
    margin: 0;
    padding: 0;
    border: 0;
    display: block;
    transform: translate(-50%, -50%);
    transform-origin: center center;
}

.bl-descarga__titulo {
    margin: 0 0 1rem;
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-primary-dark, #0d47a1);
}

.bl-descarga__texto {
    margin: 0 0 1.5rem;
    font-size: 1rem;
    line-height: 1.7;
    color: #4a6070;
}

.bl-tips {
    margin: 0 0 1.75rem;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 0.65rem;
}

.bl-tips li {
    display: flex;
    align-items: flex-start;
    gap: 0.55rem;
    font-size: 0.95rem;
    line-height: 1.55;
    color: #4a6070;
}

.bl-tips .material-symbols-outlined {
    flex-shrink: 0;
    font-size: 1.15rem;
    color: var(--color-primary, #1565c0);
}

.bl-descarga__tiendas {
    --bl-tienda-altura: 3rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem;
}

.bl-badge-tienda {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: var(--bl-tienda-altura);
    line-height: 0;
    border-radius: 0.45rem;
    transition: transform 140ms ease, opacity 140ms ease;
}

.bl-badge-tienda:hover {
    transform: translateY(-1px);
    opacity: 0.92;
}

.bl-badge-tienda img {
    display: block;
    height: 100%;
    width: auto;
    max-height: var(--bl-tienda-altura);
    object-fit: contain;
}

.bl-badge-tienda:focus-visible {
    outline: 2px solid var(--color-primary, #1565c0);
    outline-offset: 3px;
}

.bl-btn-pc {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    height: var(--bl-tienda-altura);
    padding: 0 0.9rem;
    border: 2px solid var(--color-primary, #1565c0);
    border-radius: 0.55rem;
    background: #ffffff;
    color: var(--color-primary-dark, #0d47a1);
    text-decoration: none;
    box-sizing: border-box;
    transition:
        background-color 140ms ease,
        border-color 140ms ease,
        transform 140ms ease;
}

.bl-btn-pc:hover {
    background: #f2f7fd;
    border-color: var(--color-primary-dark, #0d47a1);
    transform: translateY(-1px);
}

.bl-btn-pc .material-symbols-outlined {
    flex-shrink: 0;
    font-size: 1.45rem;
}

.bl-btn-pc__texto {
    display: flex;
    flex-direction: column;
    gap: 0;
    min-width: 0;
}

.bl-btn-pc__principal {
    font-size: 0.78rem;
    font-weight: 800;
    line-height: 1.15;
    white-space: nowrap;
}

.bl-btn-pc__secundario {
    font-size: 0.66rem;
    font-weight: 600;
    line-height: 1.1;
    opacity: 0.85;
    white-space: nowrap;
}

/* Pasos interactivos con timeline */
.bl-bloque__inner--pasos {
    max-width: 72rem;
}

.bl-pasos-timeline {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    align-items: center;
}

@media (min-width: 900px) {
    .bl-pasos-timeline {
        grid-template-columns: 1.05fr 0.95fr;
        gap: 2.5rem;
    }
}

.bl-pasos-timeline__media {
    position: relative;
    margin: 0;
    min-height: 14rem;
    overflow: hidden;
    border-radius: 1.1rem;
    border: 1px solid #dbe7f5;
    background: #f7f9fc;
    box-shadow: 0 12px 32px rgba(13, 71, 161, 0.08);
}

.bl-pasos-timeline__imagen {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0;
    transform: translateX(-1rem) scale(0.98);
    transition:
        opacity 420ms ease,
        transform 520ms cubic-bezier(0.22, 1, 0.36, 1);
    pointer-events: none;
}

.bl-pasos-timeline__imagen--activa {
    opacity: 1;
    transform: translateX(0) scale(1);
    pointer-events: auto;
}

.bl-pasos-timeline__media::before {
    content: "";
    display: block;
    padding-top: 75%;
}

.bl-pasos-timeline__panel {
    position: relative;
    display: grid;
    gap: 0;
    padding-left: 2.25rem;
}

.bl-pasos-timeline__espina {
    position: absolute;
    top: 1.4rem;
    bottom: 1.4rem;
    left: 0.55rem;
    width: 2px;
    pointer-events: none;
}

.bl-pasos-timeline__espina-fondo,
.bl-pasos-timeline__espina-progreso {
    position: absolute;
    left: 0;
    width: 100%;
    border-radius: 999px;
}

.bl-pasos-timeline__espina-fondo {
    top: 0;
    bottom: 0;
    background: #dbe7f5;
}

.bl-pasos-timeline__espina-progreso {
    top: 0;
    height: var(--bl-pasos-progreso, 0%);
    background: linear-gradient(180deg, #1565c0 0%, #42a5f5 100%);
    box-shadow: 0 0 8px rgba(21, 101, 192, 0.35);
    transition: height 520ms cubic-bezier(0.22, 1, 0.36, 1);
}

.bl-paso-nodo {
    position: relative;
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: center;
    gap: 0.65rem;
    width: 100%;
    margin: 0;
    padding: 1.15rem 0 1.15rem 0.35rem;
    border: 0;
    background: transparent;
    text-align: left;
    cursor: pointer;
}

.bl-paso-nodo__punto {
    position: absolute;
    left: -1.7rem;
    top: 50%;
    z-index: 2;
    width: 0.85rem;
    height: 0.85rem;
    border: 2px solid #c5d9ea;
    border-radius: 50%;
    background: #ffffff;
    transform: translateY(-50%);
    transition:
        border-color 220ms ease,
        background-color 220ms ease,
        box-shadow 220ms ease,
        transform 220ms ease;
}

.bl-paso-nodo__raya {
    display: none;
}

@media (min-width: 900px) {
    .bl-paso-nodo__raya {
        display: block;
        position: absolute;
        left: -1.28rem;
        top: 50%;
        width: 1.35rem;
        height: 2px;
        background: var(--color-primary, #1565c0);
        transform: translateY(-50%) scaleX(0);
        transform-origin: left center;
        transition: transform 380ms cubic-bezier(0.22, 1, 0.36, 1) 80ms;
    }

    .bl-paso-nodo--activo .bl-paso-nodo__raya {
        transform: translateY(-50%) scaleX(1);
    }
}

.bl-paso-nodo__info {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    opacity: 0.55;
    transition: opacity 280ms ease, transform 280ms ease;
    transform: translateX(-0.15rem);
}

.bl-paso-nodo--activo .bl-paso-nodo__info,
.bl-paso-nodo--completado .bl-paso-nodo__info {
    opacity: 1;
    transform: translateX(0);
}

.bl-paso-nodo__etiqueta {
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-primary, #1565c0);
}

.bl-paso-nodo__titulo {
    font-size: clamp(1.15rem, 2.2vw, 1.45rem);
    font-weight: 800;
    line-height: 1.2;
    color: var(--color-primary-dark, #0d47a1);
}

.bl-paso-nodo__desc {
    font-size: 0.9rem;
    line-height: 1.5;
    color: #4a6070;
}

.bl-paso-nodo--activo .bl-paso-nodo__punto {
    border-color: var(--color-primary, #1565c0);
    background: var(--color-primary, #1565c0);
    box-shadow: 0 0 0 4px rgba(21, 101, 192, 0.18);
    transform: translateY(-50%) scale(1.08);
}

.bl-paso-nodo--completado .bl-paso-nodo__punto {
    border-color: var(--color-primary, #1565c0);
    background: #e8f2fc;
}

.bl-paso-nodo:hover .bl-paso-nodo__info {
    opacity: 0.85;
}

.bl-paso-nodo--activo:hover .bl-paso-nodo__info {
    opacity: 1;
}

.bl-paso-nodo:focus-visible {
    outline: 2px solid var(--color-primary, #1565c0);
    outline-offset: 4px;
    border-radius: 0.5rem;
}

@media (prefers-reduced-motion: reduce) {
    .bl-pasos-timeline__imagen,
    .bl-pasos-timeline__espina-progreso,
    .bl-paso-nodo__raya,
    .bl-paso-nodo__info,
    .bl-paso-nodo__punto {
        transition: none;
    }

    .bl-pasos-timeline__imagen {
        transform: none;
    }
}

/* Beneficios interactivos */
.bl-bloque--beneficios {
    background:
        radial-gradient(circle at 20% 80%, rgba(21, 101, 192, 0.04), transparent 40%),
        rgba(242, 247, 253, 0.9);
    border-block: 1px solid #e3edf5;
}

.bl-bloque__inner--beneficios {
    max-width: 56rem;
}

.bl-beneficios__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

@media (min-width: 700px) {
    .bl-beneficios__grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.25rem;
    }
}

.bl-beneficio {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 1.35rem 1rem;
    border: 2px solid #e3edf5;
    border-radius: 1.1rem;
    background: #ffffff;
    color: var(--color-primary-dark, #0d47a1);
    cursor: pointer;
    text-align: center;
    box-shadow: 0 6px 20px rgba(13, 71, 161, 0.06);
    transition:
        transform 160ms ease,
        border-color 160ms ease,
        box-shadow 160ms ease,
        background-color 160ms ease;
}

.bl-beneficio:hover {
    transform: translateY(-3px);
    border-color: #90caf9;
    box-shadow: 0 12px 28px rgba(13, 71, 161, 0.12);
}

.bl-beneficio--activo {
    border-color: var(--color-primary, #1565c0);
    background: linear-gradient(180deg, #ffffff 0%, #f2f7fd 100%);
    box-shadow: 0 14px 32px rgba(21, 101, 192, 0.16);
    transform: translateY(-3px);
}

.bl-beneficio__icono {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 50%;
    background: #e8f2fc;
    color: var(--color-primary, #1565c0);
    transition: background-color 160ms ease, color 160ms ease;
}

.bl-beneficio--activo .bl-beneficio__icono {
    background: var(--color-primary, #1565c0);
    color: #ffffff;
}

.bl-beneficio__icono .material-symbols-outlined {
    font-size: 1.65rem;
}

.bl-beneficio__titulo {
    font-size: 0.95rem;
    font-weight: 800;
    line-height: 1.35;
}

.bl-beneficio__desc {
    display: none;
}

.bl-beneficios__panel {
    padding: 1.25rem 1.35rem;
    border: 1px solid #dbe7f5;
    border-radius: 0.9rem;
    background: #ffffff;
    box-shadow: 0 8px 24px rgba(13, 71, 161, 0.06);
}

.bl-beneficios__panel-titulo {
    margin: 0 0 0.45rem;
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--color-primary-dark, #0d47a1);
}

.bl-beneficios__panel-desc {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.65;
    color: #4a6070;
}

/* CTA */
.bl-cta {
    padding: clamp(2.5rem, 5vw, 3.5rem) 1.25rem;
    background:
        radial-gradient(circle at 50% 0%, rgba(21, 101, 192, 0.08), transparent 55%),
        rgba(255, 255, 255, 0.85);
    border-top: 1px solid #dbe7e2;
}

.bl-cta__inner {
    max-width: 36rem;
    margin: 0 auto;
    text-align: center;
}

.bl-cta__titulo {
    margin: 0 0 0.75rem;
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    color: var(--color-primary-dark, #0d47a1);
}

.bl-cta__texto {
    margin: 0 0 1.5rem;
    font-size: 1rem;
    line-height: 1.65;
    color: #4a6070;
}

/* Accesibilidad */
@media (prefers-reduced-motion: reduce) {
    .bl-btn,
    .bl-btn-pc,
    .bl-badge-tienda,
    .bl-beneficio {
        transition: none;
    }

    .bl-paso-nodo,
    .bl-pasos-timeline__imagen {
        transition: none;
    }

    .bl-btn:hover,
    .bl-btn-pc:hover,
    .bl-badge-tienda:hover,
    .bl-beneficio:hover,
    .bl-beneficio--activo {
        transform: none;
    }
}

.bl-btn:focus-visible,
.bl-btn-pc:focus-visible,
.bl-beneficio:focus-visible {
    outline: 2px solid var(--color-primary, #1565c0);
    outline-offset: 3px;
}