.diagrama-ec-blue {
    --diagrama-azul: #1565c0;
    --diagrama-azul-oscuro: #0d47a1;
    --diagrama-muestra: #fff2b3;
    --diagrama-cultivo: #f6a623;
    --diagrama-coliformes: #4caf3d;
    --diagrama-positivo: #c62828;
    --diagrama-negativo: #263238;
    --diagrama-linea: #78909c;
    width: 100%;
    margin-top: 3rem;
    padding: clamp(1.25rem, 3vw, 2.5rem);
    overflow: hidden;
    border: 1px solid #dbe5e1;
    border-radius: 1.5rem;
    background: #fff;
    box-shadow: 0 18px 46px rgba(var(--color-primary-dark-rgb), 0.09);
}

.diagrama-ec-blue__encabezado {
    max-width: 48rem;
    margin-bottom: 2.5rem;
}

.diagrama-ec-blue__etiqueta {
    color: var(--diagrama-azul);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.11em;
    text-transform: uppercase;
}

.diagrama-ec-blue__encabezado h2 {
    margin: 0.55rem 0 0;
    color: var(--color-primary-dark);
    font-size: clamp(1.75rem, 3.6vw, 2.75rem);
    font-weight: 800;
    letter-spacing: -0.025em;
    line-height: 1.12;
}

.diagrama-ec-blue__encabezado p {
    margin: 0.8rem 0 0;
    color: #52615b;
    line-height: 1.65;
}

.diagrama-ec-blue__flujo {
    width: min(100%, 72rem);
    margin-inline: auto;
}

.diagrama-ec-blue__entradas {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(0.85rem, 2vw, 1.5rem);
    margin: 0;
    padding: 0;
    list-style: none;
}

.diagrama-ec-blue__entrada {
    display: grid;
    width: 100%;
    height: 100%;
    min-height: 16.5rem;
    padding: 0;
    border: 1px solid #d7e1dd;
    border-radius: 1.15rem;
    background: #fbfcfc;
    color: inherit;
    font: inherit;
    text-align: center;
    cursor: pointer;
    transition: border-color 180ms cubic-bezier(0.23, 1, 0.32, 1), box-shadow 180ms cubic-bezier(0.23, 1, 0.32, 1), transform 140ms cubic-bezier(0.23, 1, 0.32, 1);
}

.diagrama-ec-blue__entrada:hover,
.diagrama-ec-blue__entrada[aria-pressed="true"] {
    border-color: var(--diagrama-azul);
    box-shadow: 0 12px 30px rgba(21, 101, 192, 0.15);
}

.diagrama-ec-blue__entrada:active {
    transform: scale(0.98);
}

.diagrama-ec-blue__entrada:focus-visible {
    outline: 3px solid rgba(21, 101, 192, 0.38);
    outline-offset: 3px;
}

.diagrama-ec-blue__tipo-prueba {
    display: grid;
    min-height: 4.25rem;
    padding: 0.9rem 1rem;
    place-items: center;
    border-bottom: 1px solid #dbe5e1;
    color: #3e4b46;
    font-size: 0.9rem;
    font-weight: 800;
    line-height: 1.35;
}

.diagrama-ec-blue__bloque {
    display: grid;
    min-height: 3.4rem;
    margin: 0.75rem 1rem;
    padding: 0.7rem 1rem;
    place-items: center;
    border-radius: 0.8rem;
    font-weight: 800;
    line-height: 1.35;
}

.diagrama-ec-blue__bloque--muestra {
    border: 1px solid #ead77d;
    background: var(--diagrama-muestra);
    color: #4e4417;
}

.diagrama-ec-blue__bloque--producto {
    background: var(--diagrama-azul);
    color: #fff;
    box-shadow: inset 0 -2px 0 rgba(13, 71, 161, 0.35);
}

.diagrama-ec-blue__operador {
    display: grid;
    width: 2rem;
    height: 2rem;
    margin: -0.2rem auto;
    place-items: center;
    color: var(--diagrama-negativo);
}

.diagrama-ec-blue__operador svg {
    width: 1.55rem;
    height: 1.55rem;
    fill: none;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-width: 2.4;
}

.diagrama-ec-blue__lineas {
    display: block;
    width: 100%;
    height: 5.5rem;
    overflow: visible;
}

.diagrama-ec-blue__lineas path,
.diagrama-ec-blue__ramificacion path,
.diagrama-ec-blue__flecha-movil path {
    fill: none;
    stroke: var(--diagrama-linea);
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 2;
    vector-effect: non-scaling-stroke;
    transition: stroke 180ms ease;
}

.diagrama-ec-blue__cultivo {
    display: grid;
    width: min(100%, 23rem);
    margin-inline: auto;
    padding: 1rem 1.5rem;
    border: 1px solid #d98a13;
    border-radius: 1rem;
    background: #fff7e6;
    color: #563507;
    text-align: center;
    box-shadow: inset 0 0 0 4px rgba(246, 166, 35, 0.16);
    transition: border-color 180ms ease, box-shadow 180ms ease;
}

.diagrama-ec-blue__cultivo strong {
    color: #7a4500;
    font-size: 1.15rem;
}

.diagrama-ec-blue__cultivo span {
    margin-top: 0.25rem;
    font-size: 0.92rem;
}

.diagrama-ec-blue__ramas {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(1rem, 2.5vw, 2rem);
}

.diagrama-ec-blue__rama {
    min-width: 0;
    padding: 1rem;
    border: 1px solid #dbe5e1;
    border-radius: 1.2rem;
    background: #f9fbfa;
    transition: border-color 180ms ease, box-shadow 180ms ease;
}

.diagrama-ec-blue__rama > header {
    display: grid;
    min-height: 4.5rem;
    padding: 0.9rem 1.15rem;
    place-content: center;
    border-radius: 0.85rem;
    color: #fff;
    text-align: center;
}

.diagrama-ec-blue__rama--fluorescencia > header {
    background: var(--diagrama-azul-oscuro);
}

.diagrama-ec-blue__rama--color > header {
    background: #388e2c;
}

.diagrama-ec-blue__rama h3 {
    margin: 0;
    color: inherit;
    font-size: 1rem;
    font-weight: 800;
    line-height: 1.35;
}

.diagrama-ec-blue__rama header p {
    margin: 0.25rem 0 0;
    color: inherit;
    font-size: 0.82rem;
    font-weight: 700;
}

.diagrama-ec-blue__ramificacion {
    display: block;
    width: 100%;
    height: 4rem;
}

.diagrama-ec-blue__resultados {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.8rem;
}

.diagrama-ec-blue__resultados article {
    min-width: 0;
    padding: 1rem;
    border: 1px solid #d8e2de;
    border-radius: 0.85rem;
    background: #fff;
    text-align: center;
}

.diagrama-ec-blue__resultados span {
    color: #53615c;
    font-size: 0.82rem;
    font-weight: 700;
}

.diagrama-ec-blue__resultados p {
    display: grid;
    gap: 0.25rem;
    margin: 0.6rem 0 0;
    color: var(--diagrama-negativo);
    font-weight: 800;
    line-height: 1.35;
}

.diagrama-ec-blue__positivo {
    color: var(--diagrama-positivo);
}

.diagrama-ec-blue__negativo {
    color: var(--diagrama-negativo);
}

.diagrama-ec-blue__flecha-movil {
    display: none;
}

.diagrama-ec-blue.is-highlighted [data-diagrama-recorrido] {
    border-color: var(--diagrama-azul);
    box-shadow: 0 10px 30px rgba(21, 101, 192, 0.12);
}

.diagrama-ec-blue.is-highlighted .diagrama-ec-blue__lineas path {
    stroke: var(--diagrama-azul);
}

.diagrama-ec-blue.is-highlighted .diagrama-ec-blue__entrada:not([aria-pressed="true"]) {
    opacity: 0.58;
}

@media (max-width: 900px) {
    .diagrama-ec-blue {
        padding: 1.15rem;
        border-radius: 1.15rem;
    }

    .diagrama-ec-blue__encabezado {
        margin-bottom: 1.5rem;
    }

    .diagrama-ec-blue__entradas,
    .diagrama-ec-blue__ramas,
    .diagrama-ec-blue__resultados {
        grid-template-columns: 1fr;
    }

    .diagrama-ec-blue__entrada {
        min-height: 0;
    }

    .diagrama-ec-blue__tipo-prueba {
        min-height: 0;
    }

    .diagrama-ec-blue__lineas,
    .diagrama-ec-blue__ramificacion {
        display: none;
    }

    .diagrama-ec-blue__flecha-movil {
        display: block;
        width: 2rem;
        height: 3.25rem;
        margin: 0.5rem auto;
    }

    .diagrama-ec-blue__rama {
        padding: 0.8rem;
    }

    .diagrama-ec-blue__resultados {
        margin-top: 0.8rem;
    }
}

@media (hover: hover) and (pointer: fine) {
    .diagrama-ec-blue__entrada:hover {
        transform: translateY(-2px);
    }
}

@media (prefers-reduced-motion: reduce) {
    .diagrama-ec-blue__entrada,
    .diagrama-ec-blue__cultivo,
    .diagrama-ec-blue__rama,
    .diagrama-ec-blue__lineas path,
    .diagrama-ec-blue__ramificacion path {
        transition: none;
    }

    .diagrama-ec-blue__entrada:hover,
    .diagrama-ec-blue__entrada:active {
        transform: none;
    }
}