/* Styles the About-page thought-to-text constellation mode. */

body {
    transition: background-color 0.7s ease;
}

body.thinking-mode {
    background-color: #ebe9f7;
}

.thinking-background {
    position: fixed;
    inset: 0;
    z-index: -1;
    width: 100%;
    height: 100%;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.7s ease;
}

body.thinking-mode .thinking-background {
    opacity: 1;
}

.thinking-toggle {
    position: absolute;
    top: calc(100% + 10px);
    left: 50%;
    z-index: 10;
    width: max-content;
    padding: 8px 13px;
    border: 1px solid rgba(64, 55, 112, 0.45);
    border-radius: 999px;
    background: rgba(247, 244, 252, 0.88);
    color: #3c3960;
    font: 0.82rem Georgia, Garamond, serif;
    cursor: pointer;
    box-shadow: 0 3px 12px rgba(60, 48, 100, 0.1);
    backdrop-filter: blur(6px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translate(-50%, -4px);
    transition: background-color 0.25s ease, box-shadow 0.25s ease, opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
}

.profile-image-swap.is-chess-active::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 9;
    width: 100%;
    height: 50px;
}

.profile-image-swap.is-chess-active:hover .thinking-toggle {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translate(-50%, 0);
}

.thinking-toggle:hover {
    background: rgba(238, 230, 249, 0.96);
    box-shadow: 0 4px 16px rgba(92, 56, 130, 0.18);
    transform: translate(-50%, -1px);
}

.thinking-toggle[aria-pressed="true"] {
    background: rgba(218, 202, 241, 0.94);
    box-shadow: 0 0 18px rgba(146, 73, 180, 0.2);
}

@media (prefers-reduced-motion: reduce) {
    body,
    .thinking-background,
    .thinking-toggle {
        transition: none;
    }
}