/* "Copy as md" — per-page button placed at the top of each chapter, themed via mdBook variables */
.copy-md-bar {
    display: flex;
    justify-content: flex-end;
    margin: 0 0 1.25rem 0;
}

.copy-md-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.95rem;
    margin: 0;
    box-sizing: border-box;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    line-height: 1.2;
    color: var(--fg);
    background: color-mix(in srgb, var(--links) 12%, transparent);
    border: 1px solid color-mix(in srgb, var(--links) 45%, var(--table-border-color));
    border-radius: 8px;
    cursor: pointer;
    white-space: nowrap;
    transition:
        background 0.15s ease,
        border-color 0.15s ease,
        color 0.15s ease,
        transform 0.12s ease,
        box-shadow 0.15s ease;
    box-shadow: 0 1px 2px color-mix(in srgb, var(--fg) 6%, transparent);
}

.copy-md-btn:hover:not(:disabled) {
    background: color-mix(in srgb, var(--links) 22%, transparent);
    border-color: color-mix(in srgb, var(--links) 65%, var(--table-border-color));
    box-shadow: 0 2px 6px color-mix(in srgb, var(--fg) 10%, transparent);
}

.copy-md-btn:active:not(:disabled) {
    transform: scale(0.98);
}

.copy-md-btn:focus-visible {
    outline: 2px solid var(--links);
    outline-offset: 2px;
}

.copy-md-btn:disabled {
    cursor: default;
    opacity: 0.85;
}

.copy-md-btn__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 1.05rem;
    height: 1.05rem;
    color: var(--links);
}

.copy-md-btn__icon svg {
    width: 100%;
    height: 100%;
}

.copy-md-btn__label {
    padding-top: 0.06em; /* optical alignment with icon */
}

.copy-md-btn.is-success {
    color: var(--blockquote-tip-color, #0a0);
    background: color-mix(in srgb, var(--blockquote-tip-color, #0a0) 14%, transparent);
    border-color: color-mix(in srgb, var(--blockquote-tip-color, #0a0) 45%, var(--table-border-color));
}

.copy-md-btn.is-success .copy-md-btn__icon {
    color: var(--blockquote-tip-color, #0a0);
}

.copy-md-btn.is-error {
    color: var(--blockquote-caution-color, #c00);
    background: color-mix(in srgb, var(--blockquote-caution-color, #c00) 12%, transparent);
    border-color: color-mix(in srgb, var(--blockquote-caution-color, #c00) 40%, var(--table-border-color));
}

.copy-md-btn.is-error .copy-md-btn__icon {
    color: var(--blockquote-caution-color, #c00);
}

/* Safari / older engines without color-mix */
@supports not (background: color-mix(in srgb, red 50%, blue)) {
    .copy-md-btn {
        background: var(--theme-popup-bg);
        border-color: var(--table-border-color);
    }
    .copy-md-btn:hover:not(:disabled) {
        background: var(--theme-hover);
        border-color: var(--icons-hover);
    }
}