/**
 * MCubePay Page Transition Loader
 * Custom animated loader using app brand colors.
 * Primary: #7EC8D8 (Teal/Green)  Secondary: #4A7A8C (Dark Navy)
 */

.mcube-page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    opacity: 1;
    visibility: visible;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

.mcube-page-loader.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.mcube-loader-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
}

/* Animated ring with orbiting dot */
.mcube-loader-ring {
    position: relative;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: 3px solid rgba(13, 142, 108, 0.15);
    border-top-color: #7EC8D8;
    animation: mcubeRingSpin 1s cubic-bezier(0.45, 0.05, 0.55, 0.95) infinite;
}

.mcube-loader-orb {
    position: absolute;
    top: -5px;
    left: 50%;
    transform: translateX(-50%);
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #7EC8D8;
    box-shadow: 0 0 10px rgba(13, 142, 108, 0.5);
    animation: mcubeOrbPulse 1s ease-in-out infinite;
}

.mcube-loader-text {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 13px;
    font-weight: 500;
    color: #4A7A8C;
    letter-spacing: 0.5px;
    opacity: 0.7;
    animation: mcubeTextPulse 1.5s ease-in-out infinite;
}

@keyframes mcubeRingSpin {
    0%   { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes mcubeOrbPulse {
    0%, 100% { transform: translateX(-50%) scale(1); opacity: 1; }
    50%      { transform: translateX(-50%) scale(0.7); opacity: 0.5; }
}

@keyframes mcubeTextPulse {
    0%, 100% { opacity: 0.7; }
    50%      { opacity: 0.4; }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .mcube-page-loader {
        background: rgba(15, 43, 60, 0.95);
    }
    .mcube-loader-ring {
        border-color: rgba(13, 142, 108, 0.2);
        border-top-color: #7EC8D8;
    }
    .mcube-loader-text {
        color: rgba(255, 255, 255, 0.8);
    }
}