/* Site preloader — full page + inline HTMX placeholders */

.nasad-site-preloader {
    align-items: center;
    background-color: #2f2270;
    background-image: none;
    display: flex;
    height: 100%;
    justify-content: center;
    left: 0;
    overflow: hidden;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 99999;
}

.nasad-site-preloader__backdrop {
    background:
        radial-gradient(circle at 12% 18%, rgba(245, 195, 75, 0.22), transparent 34%),
        radial-gradient(circle at 88% 78%, rgba(255, 255, 255, 0.1), transparent 36%),
        radial-gradient(circle at 50% 120%, rgba(91, 68, 184, 0.55), transparent 52%),
        linear-gradient(145deg, #251956 0%, #443297 46%, #36287d 100%);
    inset: 0;
    position: absolute;
}

.nasad-site-preloader__backdrop::after {
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
    background-size: 28px 28px;
    content: "";
    inset: 0;
    mask-image: radial-gradient(circle at center, #000 24%, transparent 78%);
    opacity: 0.45;
    position: absolute;
}

.nasad-site-preloader__panel {
    align-items: center;
    display: flex;
    justify-content: center;
    padding: 1.5rem;
    position: relative;
    width: 100%;
    z-index: 1;
}

.nasad-site-preloader__content {
    align-items: center;
    animation: nasad-preloader-content-in 0.5s ease-out both;
    display: flex;
    flex-direction: column;
    gap: 1.35rem;
    max-width: min(320px, 92vw);
    text-align: center;
}

.nasad-site-preloader__brand {
    animation: nasad-preloader-float 2.4s ease-in-out infinite;
    position: relative;
}

.nasad-site-preloader__brand::before {
    background: radial-gradient(circle, rgba(245, 195, 75, 0.18) 0%, rgba(68, 50, 151, 0.08) 42%, transparent 72%);
    border-radius: 999px;
    content: "";
    filter: blur(8px);
    height: 120px;
    left: 50%;
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 120px;
    z-index: 0;
}

.nasad-site-preloader__logo {
    display: block;
    filter: drop-shadow(0 8px 24px rgba(0, 0, 0, 0.22));
    height: auto;
    margin: 0 auto;
    max-height: 56px;
    max-width: min(220px, 72vw);
    object-fit: contain;
    position: relative;
    width: auto;
    z-index: 1;
}

.nasad-site-preloader__wordmark {
    color: #fff;
    display: block;
    font-size: 1.75rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    position: relative;
    text-shadow: 0 4px 18px rgba(0, 0, 0, 0.2);
    z-index: 1;
}

.nasad-site-preloader__spinner {
    height: 56px;
    position: relative;
    width: 56px;
}

.nasad-site-preloader__ring {
    border-radius: 50%;
    box-sizing: border-box;
    position: absolute;
    inset: 0;
}

.nasad-site-preloader__ring--outer {
    animation: nasad-preloader-spin 1.05s linear infinite;
    border: 3px solid rgba(255, 255, 255, 0.16);
    border-top-color: #fff;
}

.nasad-site-preloader__ring--inner {
    animation: nasad-preloader-spin-reverse 0.85s linear infinite;
    border: 3px solid transparent;
    border-right-color: #f5c34b;
    inset: 9px;
}

.nasad-site-preloader__core {
    animation: nasad-preloader-pulse 1.2s ease-in-out infinite;
    background: #f5c34b;
    border-radius: 999px;
    box-shadow: 0 0 18px rgba(245, 195, 75, 0.45);
    height: 10px;
    left: 50%;
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 10px;
}

.nasad-site-preloader__text {
    color: rgba(255, 255, 255, 0.78);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    margin: 0;
    text-transform: uppercase;
}

/* Inline HTMX / section loaders */
.nasad-preloader {
    align-items: center;
    background:
        linear-gradient(180deg, rgba(68, 50, 151, 0.04) 0%, rgba(243, 245, 246, 0.35) 100%) !important;
    background-image: none !important;
    border-radius: 16px;
    display: flex !important;
    justify-content: center;
    min-height: 200px;
    position: relative;
    width: 100%;
    z-index: 1 !important;
}

.nasad-preloader::before,
.nasad-preloader::after {
    border-radius: 50%;
    box-sizing: border-box;
    content: "";
    position: absolute;
}

.nasad-preloader::before {
    animation: nasad-preloader-spin 0.95s linear infinite;
    border: 3px solid rgba(68, 50, 151, 0.14);
    border-top-color: #443297;
    height: 42px;
    width: 42px;
}

.nasad-preloader::after {
    animation: nasad-preloader-spin-reverse 0.75s linear infinite;
    border: 3px solid transparent;
    border-right-color: #f5c34b;
    height: 28px;
    width: 28px;
}

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

@keyframes nasad-preloader-spin-reverse {
    to {
        transform: rotate(-360deg);
    }
}

@keyframes nasad-preloader-float {
    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-5px);
    }
}

@keyframes nasad-preloader-pulse {
    0%,
    100% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1);
    }

    50% {
        opacity: 0.72;
        transform: translate(-50%, -50%) scale(0.82);
    }
}

@keyframes nasad-preloader-content-in {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .nasad-site-preloader__content {
        animation: none;
    }

    .nasad-site-preloader__brand,
    .nasad-site-preloader__ring--outer,
    .nasad-site-preloader__ring--inner,
    .nasad-site-preloader__core,
    .nasad-preloader::before,
    .nasad-preloader::after {
        animation: none;
    }
}