/* =========================================================================
   Modal de carregamento — painel de gestão (/adm) e subdomínio interno.
   -------------------------------------------------------------------------
   As telas internas fazem consultas pesadas. Sem sinal nenhum, o clique
   parecia não ter funcionado e o usuário clicava de novo. Este overlay
   aparece só quando a navegação realmente demora (140 ms), então a troca de
   página rápida continua instantânea, sem piscar.
   ========================================================================= */

.ls-page-loader {
    position: fixed;
    inset: 0;
    z-index: 100000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;

    background: rgba(6, 12, 24, 0.72);
    backdrop-filter: blur(7px);
    -webkit-backdrop-filter: blur(7px);

    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.22s ease, visibility 0.22s ease;
}

.ls-page-loader.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.ls-page-loader-card {
    width: min(340px, 100%);
    padding: 30px 28px 26px;
    border-radius: 22px;
    text-align: center;

    background: linear-gradient(160deg, #16243c, #0d1728);
    border: 1px solid rgba(148, 173, 214, 0.18);
    box-shadow: 0 30px 70px rgba(0, 0, 0, 0.5);
    color: #f2f6fc;

    transform: translateY(14px) scale(0.96);
    transition: transform 0.32s cubic-bezier(0.22, 1, 0.36, 1);
}

.ls-page-loader.is-open .ls-page-loader-card {
    transform: translateY(0) scale(1);
}

/* ---- anel giratório com a marca no centro ---- */
.ls-page-loader-ring {
    position: relative;
    width: 86px;
    height: 86px;
    margin: 0 auto 20px;
}

.ls-page-loader-ring::before,
.ls-page-loader-ring::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 3px solid transparent;
}

.ls-page-loader-ring::before {
    border-top-color: #4f8cff;
    border-right-color: #4f8cff;
    animation: ls-loader-spin 0.95s linear infinite;
}

.ls-page-loader-ring::after {
    inset: 9px;
    border-bottom-color: #ffd45e;
    border-left-color: #ffd45e;
    animation: ls-loader-spin 1.45s linear infinite reverse;
}

.ls-page-loader-mark {
    position: absolute;
    inset: 20px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.06);
    overflow: hidden;
}

.ls-page-loader-mark img {
    width: 84%;
    height: 84%;
    object-fit: contain;
}

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

/* ---- textos ---- */
.ls-page-loader-title {
    display: block;
    font-size: 1.06rem;
    font-weight: 800;
    letter-spacing: -0.01em;
}

.ls-page-loader-text {
    display: block;
    margin-top: 6px;
    font-size: 0.86rem;
    color: rgba(226, 236, 250, 0.66);
    min-height: 1.2em;
}

/* ---- barra indeterminada ---- */
.ls-page-loader-bar {
    position: relative;
    height: 4px;
    margin-top: 20px;
    border-radius: 999px;
    overflow: hidden;
    background: rgba(148, 173, 214, 0.16);
}

.ls-page-loader-bar::after {
    content: "";
    position: absolute;
    inset: 0 auto 0 0;
    width: 42%;
    border-radius: 999px;
    background: linear-gradient(90deg, #4f8cff, #7ff0b4, #ffd45e);
    animation: ls-loader-slide 1.15s cubic-bezier(0.65, 0, 0.35, 1) infinite;
}

@keyframes ls-loader-slide {
    0%   { transform: translateX(-105%); }
    100% { transform: translateX(245%); }
}

@media (prefers-reduced-motion: reduce) {
    .ls-page-loader,
    .ls-page-loader-card {
        transition: none;
    }

    .ls-page-loader-ring::before,
    .ls-page-loader-ring::after {
        animation-duration: 2.4s;
    }

    .ls-page-loader-bar::after {
        animation: none;
        width: 100%;
        opacity: 0.7;
    }
}