/* ========================================
   LOADER
   ======================================== */

.loader {
    position: fixed;
    inset: 0;
    z-index: var(--z-loader);

    display: grid;
    place-items: center;

    background: var(--color-background);
    color: var(--color-text-primary);

    opacity: 1;
    visibility: visible;

    transition:
        opacity 600ms ease,
        visibility 600ms ease;
}

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


/* ========================================
   CONTENT
   ======================================== */

.loader__content {
    display: flex;
    flex-direction: column;
    align-items: center;

    width: min(
        calc(100% - (2 * var(--container-padding-mobile))),
        420px
    );

    text-align: center;
}


/* ========================================
   BRAND
   ======================================== */

.loader__brand {
    display: flex;
    flex-direction: column;
    align-items: center;

    margin-bottom: var(--space-8);
}

.loader__brand-name {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 6vw, 3rem);
    font-weight: var(--font-weight-bold);
    letter-spacing: -0.04em;

    color: var(--color-text-primary);
}

.loader__brand-tagline {
    margin-top: var(--space-2);

    color: var(--color-text-muted);

    font-family: var(--font-body);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);

    letter-spacing: 0.08em;
    text-transform: uppercase;
}


/* ========================================
   PROGRESS
   ======================================== */

.loader__progress {
    position: relative;

    width: 100%;
    height: 2px;

    overflow: hidden;

    background: var(--color-line);
}

.loader__progress-line {
    position: absolute;
    inset: 0;

    width: 0;

    background: linear-gradient(
        90deg,
        var(--color-primary),
        var(--color-cyan)
    );

    animation: loader-progress 1.8s cubic-bezier(0.65, 0, 0.35, 1)
        forwards;
}

@keyframes loader-progress {
    from {
        width: 0;
    }

    to {
        width: 100%;
    }
}


/* ========================================
   MESSAGE
   ======================================== */

.loader__message {
    margin-top: var(--space-4);

    color: var(--color-text-secondary);

    font-family: var(--font-body);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
}


/* ========================================
   TABLET / DESKTOP
   ======================================== */

@media (min-width: 768px) {

    .loader__content {
        width: min(
            calc(100% - (2 * var(--container-padding-tablet))),
            480px
        );
    }
}


/* ========================================
   REDUCED MOTION
   ======================================== */

@media (prefers-reduced-motion: reduce) {

    .loader__progress-line {
        animation: none;
        width: 100%;
    }
}