/* ==========================================================================
   HuyMMO Modern Page Loader - Lottie Pulse Wave
   ========================================================================== */

/* Prevent scrolling while loading */
html.page-load-pending,
html.page-load-pending body {
    overflow: hidden !important;
}

/* Deep dark baseline background to guarantee zero white flash */
html.page-load-pending {
    background-color: #060c18 !important;
}

html.page-load-pending body {
    background-color: #060c18 !important;
}

/* Root-level backdrop pseudo-element: covers entire viewport from frame 0 */
html.page-load-pending::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 2147483646;
    background:
        radial-gradient(circle at 50% 50%, rgba(244, 63, 94, 0.08), transparent 60%),
        radial-gradient(circle at 18% 22%, rgba(56, 189, 248, 0.07), transparent 45%),
        radial-gradient(circle at 82% 78%, rgba(168, 85, 247, 0.07), transparent 45%),
        linear-gradient(145deg, #070d19 0%, #0c1527 50%, #060b15 100%);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transition: opacity 0.28s cubic-bezier(0.16, 1, 0.3, 1),
                visibility 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}


/* Fade out root backdrop pseudo-element */
html.page-load-ready::before {
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
}

/* Fullscreen loader overlay */
.page-loader-overlay {
    position: fixed;
    inset: 0;
    z-index: 2147483647;
    display: flex;
    align-items: center;
    justify-content: center;
    background:
        radial-gradient(circle at 50% 50%, rgba(244, 63, 94, 0.08), transparent 60%),
        radial-gradient(circle at 18% 22%, rgba(56, 189, 248, 0.07), transparent 45%),
        radial-gradient(circle at 82% 78%, rgba(168, 85, 247, 0.07), transparent 45%),
        linear-gradient(145deg, #070d19 0%, #0c1527 50%, #060b15 100%);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transition: opacity 0.28s cubic-bezier(0.16, 1, 0.3, 1),
                visibility 0.28s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, visibility;
    transform: translateZ(0);
}

/* Animated card holding the Lottie SVG and ambient glow */
.page-loader-card {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: min(94vw, 640px);
    max-width: 100%;
    transform: scale(1);
    opacity: 1;
    transition: transform 0.22s cubic-bezier(0.16, 1, 0.3, 1),
                opacity 0.2s ease;
    will-change: transform, opacity;
    animation: loaderCardEntrance 0.25s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes loaderCardEntrance {
    0% {
        opacity: 0;
        transform: scale(0.95);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Lottie SVG animation container */
.page-loader-lottie {
    width: 100%;
    height: 260px;
    display: flex;
    align-items: center;
    justify-content: center;
    filter: drop-shadow(0 0 12px rgba(251, 113, 133, 0.45))
            drop-shadow(0 0 30px rgba(244, 63, 94, 0.28));
}

.page-loader-lottie svg {
    width: 100% !important;
    height: 100% !important;
    overflow: visible;
}

/* Subtle glowing accent beneath the pulse wave */
.page-loader-glow {
    position: absolute;
    width: 320px;
    height: 90px;
    border-radius: 50%;
    background: radial-gradient(ellipse at center, rgba(244, 63, 94, 0.32) 0%, rgba(168, 85, 247, 0.18) 45%, transparent 75%);
    filter: blur(28px);
    pointer-events: none;
    z-index: -1;
    animation: loaderGlowPulse 2s ease-in-out infinite alternate;
}

@keyframes loaderGlowPulse {
    0% {
        transform: scale(0.85);
        opacity: 0.55;
    }
    100% {
        transform: scale(1.18);
        opacity: 0.95;
    }
}

/* Mobile responsive sizing */
@media (max-width: 640px) {
    .page-loader-card {
        width: min(96vw, 420px);
    }
    .page-loader-lottie {
        height: 190px;
    }
    .page-loader-glow {
        width: 240px;
        height: 70px;
        filter: blur(22px);
    }
    .page-loader-text {
        font-size: 13.5px;
        padding: 8px 18px;
    }
}

/* Status message text underneath pulse wave (e.g. "Đang xác nhận thanh toán & xử lý...") */
.page-loader-text {
    margin-top: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 10px 24px;
    border-radius: 9999px;
    background: rgba(15, 23, 42, 0.85);
    border: 1px solid rgba(244, 63, 94, 0.35);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5), 0 0 20px rgba(244, 63, 94, 0.22);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    color: #f8fafc;
    font-size: 14.5px;
    font-weight: 600;
    letter-spacing: 0.3px;
    text-align: center;
    max-width: 90vw;
    animation: loaderTextFadeIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    z-index: 2;
}

.page-loader-text-dot {
    width: 9px;
    height: 9px;
    min-width: 9px;
    min-height: 9px;
    border-radius: 50%;
    background-color: #f43f5e;
    box-shadow: 0 0 10px #f43f5e, 0 0 20px #fb7185;
    animation: loaderDotPulse 1.2s infinite ease-in-out;
}

@keyframes loaderDotPulse {
    0%, 100% {
        transform: scale(0.85);
        opacity: 0.6;
    }
    50% {
        transform: scale(1.35);
        opacity: 1;
    }
}

@keyframes loaderTextFadeIn {
    0% {
        opacity: 0;
        transform: translateY(10px) scale(0.96);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Smooth exit transition states ("đóng hiệu ứng được mượt 120 FPS") */
.page-loader-overlay.page-loader--closing {
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
}

.page-loader-overlay.page-loader--closing .page-loader-card {
    transform: scale(1.04) !important;
    opacity: 0 !important;
}

/* Fully hidden state once animation has finished and destroyed */
.page-loader-overlay.page-loader--hidden {
    display: none !important;
}

/* Prefers-reduced-motion: instantly finish without animations */
@media (prefers-reduced-motion: reduce) {
    .page-loader-overlay,
    .page-loader-card,
    .page-loader-glow,
    html.page-load-pending::before {
        transition-duration: 0.05s !important;
        animation: none !important;
    }
}