/* ==========================================================================
   Coywolf Code Block Enhancer — chrome (always loaded)
   - Layout / language label
   - Copy-to-clipboard button (sized + positioned + transitions)

   Token colours live in the chosen theme file under assets/themes/. The
   copy-button colours read from CSS custom properties set by the theme;
   they fall back to safe greys if no theme defines them.
   ========================================================================== */

/* --- Layout / language label ------------------------------------------- */

.wp-block-code {
	position: relative; /* anchor the language label */
}

/* Reserve space + show the language name (top-left) only when one is set. */
.wp-block-code[data-language] {
	padding-top: 2.75rem;
}

.wp-block-code[data-language]::before {
	content: attr( data-language );
	position: absolute;
	top: 0.85rem;
	left: 1rem;
	font-size: 0.75rem;
	letter-spacing: 0.02em;
	color: var( --cbe-label, #8b949e );
	font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

/* --- Copy-to-clipboard button ------------------------------------------ */

.code-block-wrapper {
	position: relative;
}

.code-copy-btn {
	position: absolute;
	top: 0.5rem;
	right: 0.5rem;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 2rem;
	height: 2rem;
	padding: 0;
	color: var( --cbe-copy-fg, #6b7280 );
	background: var( --cbe-copy-bg, #fff );
	border: 0.5px solid var( --cbe-copy-border, #DFE0E3 );
	border-radius: 8px;
	cursor: pointer;
	transition: color 0.15s ease, background 0.15s ease;
}

.code-copy-btn:hover {
	color: var( --cbe-copy-fg-hover, #111 );
	background: var( --cbe-copy-bg-hover, #f5f5f5 );
}

.code-copy-btn:focus-visible {
	outline: 2px solid #2271b1;
	outline-offset: 2px;
}

.code-copy-btn svg {
	width: 1rem;
	height: 1rem;
}

.code-copy-feedback {
	position: absolute;
	top: 0.75rem;
	right: 3rem;
	padding: 0.2rem 0.5rem;
	font-size: 0.8rem;
	color: var( --cbe-feedback-fg, #fff );
	white-space: nowrap;
	background: var( --cbe-feedback-bg, #111 );
	border-radius: 6px;
	opacity: 0;
	pointer-events: none;
	transition: opacity 0.15s ease;
}

.code-copy-feedback.is-visible {
	opacity: 1;
}

/* Respect users who prefer reduced motion (WCAG 2.3.3). */
@media ( prefers-reduced-motion: reduce ) {
	.code-copy-btn,
	.code-copy-feedback {
		transition: none;
	}
}