/* ===== Loader Overlay ===== */
#heart-shape-loader.loader-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    display: none; /* hidden by default */
    opacity: 0;
    transition: opacity 0.3s ease;
}

    #heart-shape-loader.loader-overlay.show {
        display: flex; /* show when .show class is added */
        opacity: 1;
    }

/* ===== Loader Animation Box ===== */
#heart-shape-loader .loader {
    width: 320px; /* double width */
    height: 240px; /* double height */
    display: inline-block;
    animation: bounce 1.5s ease-in-out infinite;
    transform-origin: center center;
}

/* ===== SVG Only Inside Loader ===== */
#heart-shape-loader svg {
    width: 100%;
    height: 100%;
    overflow: visible;
    display: block;
}

/* ===== Heart Shape ===== */
#heart-shape-loader .heart-outline {
    fill: none;
    stroke: #11336A;
    stroke-width: 6;
    stroke-linejoin: round;
    stroke-linecap: round;
}

/* ===== ECG Line ===== */
#heart-shape-loader .ecg {
    fill: none;
    stroke: #11336A;
    stroke-width: 6;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-dasharray: 600;
    stroke-dashoffset: 600;
    animation: pulseMove 2.5s linear infinite;
}

/* ===== Animations ===== */
@keyframes bounce {
    0%, 100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.15);
    }
}

@keyframes pulseMove {
    to {
        stroke-dashoffset: 0;
    }
}