/**
 * Expose Embed — Front-end Styles
 *
 * All fallback and child selectors are scoped under `.expose-wrapper` to
 * survive aggressive theme resets (`.entry-content *`, `.post-content p`,
 * etc.) without needing `!important`.
 *
 * @package Expose_Embed
 * @since   2.0.0
 */

/* ══ Layout ══════════════════════════════════════════════════════════════════ */

.expose-wrapper {
    position: relative;
    margin: 1.75em auto;
    max-width: 550px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
                 Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    font-size: 14px;
    line-height: 1.5;
    color: #1c1e21;
    text-align: left;
}

.expose-wrapper *,
.expose-wrapper *::before,
.expose-wrapper *::after {
    box-sizing: border-box;
}

.expose-wrapper .expose-layer {
    width: 100%;
}

.expose-wrapper .expose-embed {
    opacity: 0;
    transition: opacity .35s ease;
}

/* ── Skeleton ────────────────────────────────────────────────────────────── */

.expose-wrapper .expose-skeleton {
    padding: 16px;
    border: 1px solid #dddfe2;
    border-radius: 8px;
    background: #fff;
    overflow: hidden;
}

.expose-wrapper .expose-skeleton__header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0 0 14px;
    padding: 0;
}

.expose-wrapper .expose-skeleton__avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    flex-shrink: 0;
}

.expose-wrapper .expose-skeleton__meta {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.expose-wrapper .expose-skeleton__line {
    height: 12px;
    border-radius: 6px;
}

.expose-wrapper .expose-skeleton__line--name  { width: 55%; }
.expose-wrapper .expose-skeleton__line--date  { width: 35%; height: 10px; }
.expose-wrapper .expose-skeleton__line--body  { width: 90%; margin-bottom: 8px; }
.expose-wrapper .expose-skeleton__line--short { width: 65%; }

.expose-wrapper .expose-skeleton__image {
    width: 100%;
    height: 180px;
    border-radius: 4px;
    margin-top: 12px;
}

.expose-wrapper .expose-skeleton__avatar,
.expose-wrapper .expose-skeleton__line,
.expose-wrapper .expose-skeleton__image {
    background: linear-gradient( 90deg, #e4e6eb 25%, #f0f2f5 50%, #e4e6eb 75% );
    background-size: 200% 100%;
    animation: expose-shimmer 1.5s infinite;
}

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

/* ── Fallback card ───────────────────────────────────────────────────────── */
/*    Consolidated into a single rule. JS sets `style.display = 'flex'`     */
/*    to reveal the card; all layout props are declared in this block.       */

.expose-wrapper .expose-fallback {
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 20px;
    margin: 0;
    border: 1px solid #dddfe2;
    border-radius: 8px;
    background: #fff;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
                 Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    font-size: 14px;
    line-height: 1.5;
    color: #1c1e21;
    text-align: left;
    animation: expose-fadeIn .3s ease;
}

@keyframes expose-fadeIn {
    from { opacity: 0; transform: translateY( 4px ); }
    to   { opacity: 1; transform: translateY( 0 ); }
}

.expose-wrapper .expose-fallback__icon {
    display: block;
    margin: 0;
    padding: 0;
    line-height: 1;
}

.expose-wrapper .expose-fallback__icon svg {
    display: block;
}

.expose-wrapper .expose-fallback__body {
    display: block;
    margin: 0;
    padding: 0;
    width: 100%;
}

.expose-wrapper .expose-fallback__heading {
    margin: 0 0 4px;
    padding: 0;
    font-family: inherit;
    font-size: 15px;
    font-weight: 600;
    line-height: 1.35;
    color: #1c1e21;
    text-transform: none;
    letter-spacing: 0;
}

.expose-wrapper .expose-fallback__sub {
    margin: 0 0 14px;
    padding: 0;
    font-family: inherit;
    font-size: 13px;
    font-weight: 400;
    line-height: 1.45;
    color: #65676b;
}

.expose-wrapper .expose-fallback__actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin: 0;
    padding: 0;
}

.expose-wrapper .expose-fallback__btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    margin: 0;
    border: none;
    border-radius: 6px;
    font-family: inherit;
    font-size: 13px;
    font-weight: 600;
    line-height: 1;
    text-decoration: none;
    text-transform: none;
    letter-spacing: 0;
    cursor: pointer;
    transition: background .2s ease, box-shadow .2s ease;
}

/* ── Primary: View on Facebook (with pulse) ──────────────────────────── */

.expose-wrapper .expose-fallback__btn--primary {
    background: #1877F2;
    color: #fff;
    animation: expose-btnPulse 2s ease-in-out 3;
}

.expose-wrapper .expose-fallback__btn--primary:hover,
.expose-wrapper .expose-fallback__btn--primary:focus {
    background: #1558b0;
    color: #fff;
    text-decoration: none;
    animation: none;
}

@keyframes expose-btnPulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba( 24, 119, 242, .45 ); }
    50%      { box-shadow: 0 0 0 8px rgba( 24, 119, 242, 0 ); }
}

/* ── Secondary: Copy link ────────────────────────────────────────────── */

.expose-wrapper .expose-fallback__btn--copy {
    background: #e4e6eb;
    color: #1c1e21;
    position: relative;
}

.expose-wrapper .expose-fallback__btn--copy:hover,
.expose-wrapper .expose-fallback__btn--copy:focus {
    background: #d0d2d6;
    color: #1c1e21;
    text-decoration: none;
}

.expose-wrapper .expose-fallback__btn--copy .expose-fallback__check-icon {
    display: none;
}

.expose-wrapper .expose-fallback__btn--copy.is-copied {
    background: #31a24c;
    color: #fff;
}

.expose-wrapper .expose-fallback__btn--copy.is-copied .expose-fallback__copy-icon {
    display: none;
}

.expose-wrapper .expose-fallback__btn--copy.is-copied .expose-fallback__check-icon {
    display: inline-block;
}

.expose-wrapper .expose-fallback__btn--copy.is-copied .expose-fallback__copy-label {
    /* Swap label text via CSS — JS adds the class, CSS does the rest */
}

.expose-wrapper .expose-fallback__btn--copy.is-copied .expose-fallback__copy-label {
    font-size: 0;
}

.expose-wrapper .expose-fallback__btn--copy.is-copied .expose-fallback__copy-label::after {
    content: 'Copied!';
    font-size: 13px;
}

.expose-wrapper .expose-fallback__btn svg {
    display: inline-block;
    vertical-align: middle;
    flex-shrink: 0;
}

.expose-wrapper .expose-fallback__notice {
    display: flex;
    align-items: flex-start;
    gap: 6px;
    padding: 10px 12px;
    margin: 0;
    background: #f0f2f5;
    border: none;
    border-radius: 6px;
    font-family: inherit;
    font-size: 12px;
    font-weight: 400;
    line-height: 1.5;
    color: #65676b;
    width: 100%;
    box-sizing: border-box;
}

.expose-wrapper .expose-fallback__notice svg {
    flex-shrink: 0;
    margin-top: 1px;
}

.expose-wrapper .expose-fallback__reason {
    display: none;
    font-size: 10px;
    color: #999;
    margin-top: 4px;
}

/* ── Error text ──────────────────────────────────────────────────────────── */

.expose-wrapper .expose-error,
p.expose-error {
    color: #c00;
    font-style: italic;
}

/* ── Dark mode ───────────────────────────────────────────────────────────── */

@media ( prefers-color-scheme: dark ) {

    .expose-wrapper .expose-skeleton,
    .expose-wrapper .expose-fallback {
        background: #242526;
        border-color: #3a3b3c;
    }

    .expose-wrapper .expose-skeleton__avatar,
    .expose-wrapper .expose-skeleton__line,
    .expose-wrapper .expose-skeleton__image {
        background: linear-gradient( 90deg, #3a3b3c 25%, #4a4b4c 50%, #3a3b3c 75% );
        background-size: 200% 100%;
    }

    .expose-wrapper .expose-fallback__heading { color: #e4e6eb; }

    .expose-wrapper .expose-fallback__sub,
    .expose-wrapper .expose-fallback__notice  { color: #b0b3b8; }

    .expose-wrapper .expose-fallback__notice  { background: #3a3b3c; }

    .expose-wrapper .expose-fallback__btn--copy {
        background: #3a3b3c;
        color: #e4e6eb;
    }

    .expose-wrapper .expose-fallback__btn--copy:hover,
    .expose-wrapper .expose-fallback__btn--copy:focus {
        background: #4a4b4c;
        color: #e4e6eb;
    }

    .expose-wrapper .expose-fallback__btn--copy.is-copied {
        background: #31a24c;
        color: #fff;
    }
}