/* -----------------------------------------------------------
   FRONTEND SPOILER
----------------------------------------------------------- */

details.spoiler {
    margin: 20px 0;
    border: 1px solid #d9dee5;
    border-radius: 8px;
    background: #f8fafc;
    overflow: hidden;
}

details.spoiler > summary {
    padding: 12px 16px;
    background: #eef2f6;
    font-weight: 700;
    cursor: pointer;
    list-style: none;
}

details.spoiler > summary::-webkit-details-marker {
    display: none;
}

details.spoiler > summary::before {
    content: "▶";
    display: inline-block;
    margin-right: 8px;
    font-size: 11px;
    transition: transform 0.15s ease;
}

details.spoiler[open] > summary::before {
    transform: rotate(90deg);
}

details.spoiler > .spoiler__content {
    padding: 16px;
    border-top: 1px solid #d9dee5;
}

/* -----------------------------------------------------------
   SPOILER COLLAPSE BUTTON
----------------------------------------------------------- */

details.spoiler .spoiler__collapse {
    display: block;
    margin: 16px 0 0 auto;
    padding: 0;

    border: none;
    background: transparent;

    color: #2563eb;
    font: inherit;
    text-decoration: underline;

    cursor: pointer;
}

details.spoiler .spoiler__collapse:hover {
    color: #1d4ed8;
}

details.spoiler .spoiler__collapse:focus-visible {
    outline: 2px solid #2563eb;
    outline-offset: 4px;
    border-radius: 2px;
}

details.spoiler .spoiler__collapse:disabled {
    opacity: 0.6;
    cursor: wait;
}