.sad-preloader-overlay {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    z-index: 2147483647 !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    background: transparent !important;
    opacity: 1;
    visibility: visible;
    transition: opacity 0.4s ease, visibility 0.4s;
    will-change: opacity, visibility;
    pointer-events: none !important;
}

.sad-preloader-overlay.fade-out {
    opacity: 0 !important;
    visibility: hidden !important;
}

.sad-preloader-card {
    background-color: #ffffff !important;
    padding: 24px 36px !important;
    border-radius: 20px !important;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15), 0 5px 15px rgba(0, 0, 0, 0.08) !important;
    border: 1px solid rgba(0, 0, 0, 0.06) !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    transform: scale(1);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.sad-preloader-overlay.fade-out .sad-preloader-card {
    transform: scale(0.92);
}

.sad-loader-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.sad-logo-wrapper {
    animation: heartbeat 1.4s infinite ease-in-out;
    will-change: transform;
}

.sad-logo {
    max-width: 160px;
    height: auto;
    display: block;
}

.sad-progress-container {
    width: 180px;
    height: 4px;
    background-color: #eef2f5;
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.sad-progress-bar {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, #0073aa, #00a0d2);
    border-radius: 10px;
    transition: width 0.1s ease-out;
    will-change: width;
}

@keyframes heartbeat {
    0% { transform: scale(1); }
    14% { transform: scale(1.06); }
    28% { transform: scale(1); }
    42% { transform: scale(1.04); }
    70% { transform: scale(1); }
}