/* Apprimax LMS — global page loader (boot overlay + navigation progress) */

.app-page-progress {
    position: fixed;
    top: 0;
    inset-inline: 0;
    z-index: 10060;
    height: 2.5px;
    pointer-events: none;
    transform: scaleX(0);
    transform-origin: inline-start center;
    opacity: 0;
    background: linear-gradient(
        90deg,
        var(--theme-primary-dark, #061536) 0%,
        var(--theme-primary, #0f5ecd) 48%,
        var(--theme-secondary, #6366f1) 100%
    );
    box-shadow: 0 0 12px rgba(var(--theme-primary-rgb, 15, 94, 205), 0.45);
    transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.2s ease;
}

html[dir="rtl"] .app-page-progress {
    transform-origin: right center;
}

.app-page-progress.is-on {
    opacity: 1;
}

.app-page-loader {
    position: fixed;
    inset: 0;
    z-index: 10050;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background:
        radial-gradient(ellipse 80% 60% at 50% 40%, rgba(var(--theme-primary-rgb, 15, 94, 205), 0.08) 0%, transparent 58%),
        color-mix(in srgb, var(--theme-page, #f6f8fc) 88%, #fff);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    opacity: 1;
    visibility: visible;
    transition: opacity 0.32s ease, visibility 0.32s ease;
}

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

html.app-is-loading,
html.app-is-loading body {
    overflow: hidden;
}

.app-page-loader__inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.05rem;
    padding: 0.5rem;
}

.app-page-loader__mark {
    position: relative;
    width: 88px;
    height: 88px;
    display: grid;
    place-items: center;
}

.app-page-loader__ring,
.app-page-loader__ring-2 {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 2.5px solid transparent;
}

.app-page-loader__ring {
    border-top-color: var(--theme-primary, #0f5ecd);
    border-inline-end-color: var(--theme-secondary, #6366f1);
    animation: app-page-loader-spin 0.85s linear infinite;
}

.app-page-loader__ring-2 {
    inset: 8px;
    border-bottom-color: var(--theme-primary, #0f5ecd);
    opacity: 0.45;
    animation: app-page-loader-spin 1.25s linear infinite reverse;
}

.app-page-loader__logo {
    width: auto;
    height: 28px;
    max-width: 52px;
    object-fit: contain;
    border-radius: 6px;
    position: relative;
    z-index: 1;
}

.app-page-loader__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--theme-primary, #0f5ecd);
    box-shadow: 0 0 0 6px rgba(var(--theme-primary-rgb, 15, 94, 205), 0.12);
    position: relative;
    z-index: 1;
}

.app-page-loader__label {
    margin: 0;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    color: var(--theme-muted, #64748b);
    font-family: var(--apprimaxlms-font, inherit);
}

.app-page-loader__dots {
    display: inline-flex;
    gap: 0.12em;
}

.app-page-loader__dots span {
    animation: app-page-loader-blink 1.2s ease-in-out infinite;
}

.app-page-loader__dots span:nth-child(2) { animation-delay: 0.15s; }
.app-page-loader__dots span:nth-child(3) { animation-delay: 0.3s; }

@keyframes app-page-loader-spin {
    to { transform: rotate(360deg); }
}

@keyframes app-page-loader-blink {
    0%, 80%, 100% { opacity: 0.2; }
    40% { opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
    .app-page-progress,
    .app-page-loader,
    .app-page-loader__ring,
    .app-page-loader__ring-2,
    .app-page-loader__dots span {
        animation: none !important;
        transition: none !important;
    }
}