/* Global Loading Overlay Styles */
.page-loader {
    position: fixed;
    inset: 0;
    background: rgba(255, 255, 255, 0.95);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    z-index: 9999;
}

.page-loader.active {
    opacity: 1;
    visibility: visible;
}

.page-loader .spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(135, 188, 212, 0.3);
    border-top: 4px solid #87BCD4;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.page-loader span {
    font-size: 1.1rem;
    color: #87BCD4;
    font-weight: 500;
}

/* Form Loader - Enhanced */
.form-loader-overlay {
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.94);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    opacity: 0;
    visibility: hidden;
    transition: all 0.25s ease;
    border-radius: 20px;
    z-index: 10;
    backdrop-filter: blur(3px);
}

.form-loader-overlay.active {
    opacity: 1;
    visibility: visible;
}

.form-loader-overlay .spinner {
    width: 45px;
    height: 45px;
    border: 3px solid rgba(135, 188, 212, 0.25);
    border-top: 3px solid #87BCD4;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.form-loader-overlay span {
    font-size: 0.95rem;
    color: #87BCD4;
    font-weight: 500;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Block Loading Style (for full page) */
.block-loader {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.block-loader.active {
    opacity: 1;
    visibility: visible;
}

.block-loader-content {
    background: white;
    border-radius: 20px;
    padding: 3rem;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    max-width: 300px;
}

.block-loader-content .spinner {
    margin-bottom: 1.5rem;
}

.block-loader-content span {
    display: block;
    font-size: 1.1rem;
    color: #87BCD4;
    font-weight: 600;
}

/* Mobile Responsive Loaders */
@media (max-width: 768px) {
    .page-loader {
        gap: 1rem;
    }

    .page-loader .spinner {
        width: 40px;
        height: 40px;
        border: 3px solid rgba(135, 188, 212, 0.25);
        border-top: 3px solid #87BCD4;
    }

    .page-loader span {
        font-size: 1rem;
    }

    .block-loader-content {
        padding: 2rem;
        margin: 2rem;
    }
}

@media (max-width: 480px) {
    .page-loader .spinner {
        width: 35px;
        height: 35px;
    }

    .form-loader-overlay .spinner {
        width: 40px;
        height: 40px;
    }
}