/* ========================================
   Preloader Animation
   ========================================
   Brand-aligned page preloader that fades
   out once the page is fully loaded.
   ======================================== */

/* ---- Show-once: hide instantly on repeat visits ---- */
html.preloader-done #kalbarx-preloader {
    display: none !important;
}
html.preloader-done body.is-loading {
    overflow: visible !important;
}

/* Lock body scroll while loading */
body.is-loading {
    overflow: hidden;
}

/* ---- Overlay ---- */
#kalbarx-preloader {
    position: fixed;
    inset: 0 !important;
    z-index: 100001;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: var(--color-light, #FFF8F0);
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

/* Fade-out state toggled by JS (0.6s — matches preloader.js FADE_MS) */
#kalbarx-preloader.preloader--hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    will-change: opacity;
}

/* ---- Logo ---- */
.preloader__logo {
    margin-bottom: 2rem;
    opacity: 0;
    transform: translateY(-16px);
    animation: preloader-logo-in 0.7s cubic-bezier(0.34, 1.56, 0.64, 1) 0.15s forwards;
}

.preloader__logo img,
.preloader__logo-img {
    height: 96px;
    width: auto;
    /* Natural logo colours show well on the light background */
}


/* ---- Progress bar ---- */
.preloader__bar-wrap {
    margin-top: 0;
    width: 320px;
    height: 6px;
    border-radius: var(--radius-full, 9999px);
    background-color: rgba(23, 21, 89, 0.1);
    overflow: hidden;
    opacity: 0;
    animation: preloader-fade-in 0.4s ease 0.4s forwards;
    box-shadow: inset 0 1px 3px rgba(23, 21, 89, 0.08);
}

.preloader__bar {
    height: 100%;
    width: 0%;
    border-radius: var(--radius-full, 9999px);
    background: linear-gradient(
        90deg,
        var(--color-primary, #171559) 0%,
        var(--color-primary-light, #2f2d81) 50%,
        var(--color-primary, #171559) 100%
    );
    background-size: 200% 100%;
    animation:
        preloader-bar-fill 1.5s cubic-bezier(0.4, 0, 0.2, 1) 0.45s forwards,
        preloader-bar-shimmer 1.8s linear 0.45s infinite;
    box-shadow: 0 0 10px rgba(23, 21, 89, 0.3);
}

/* ---- Tagline ---- */
.preloader__tagline {
    width: 100%;
    font-family: var(--font-primary, 'Montserrat', sans-serif);
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 0.22em;
    text-align: center;
    text-transform: uppercase;
    color: var(--color-primary, #171559);
    opacity: 0;
    animation: preloader-fade-in 0.5s ease 0.7s forwards;
    margin-top: 1.25rem;
    padding: 0 var(--spacing-md, 1rem);
}

/* ---- Keyframes ---- */
@keyframes preloader-logo-in {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes preloader-fade-in {
    to {
        opacity: 1;
    }
}

@keyframes preloader-bar-fill {
    to { width: 100%; }
}

@keyframes preloader-bar-shimmer {
    0%   { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

@media (max-width: 767px) {
    .preloader__tagline {
        font-size: 0.65rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .preloader__logo,
    .preloader__bar-wrap,
    .preloader__tagline,
    .preloader__bar {
        animation: none !important;
        opacity: 1;
        transform: none;
    }

    .preloader__bar {
        width: 100%;
    }

    #kalbarx-preloader {
        transition: none;
    }

    #kalbarx-preloader.preloader--hidden {
        opacity: 0;
        visibility: hidden;
        will-change: auto;
    }
}