/* ============================================================
   GST Calculator — Tool #1
   Scoped component styles. Reuses the theme's neutral tokens and
   adds a finance-green accent (blueprint §2.6). Light theme, to
   match the WikiPress base.
   ============================================================ */

.gstau-calc {
	--gstau-accent: #0b7a3b;
	--gstau-accent-hover: #095f2e;
	--gstau-accent-tint: #eaf6ee;
	--gstau-text: var(--wikipress-text, #202122);
	--gstau-text-light: var(--wikipress-text-light, #54595d);
	--gstau-border: var(--wikipress-border, #a2a9b1);
	--gstau-border-light: var(--wikipress-border-light, #eaecf0);
	--gstau-bg: var(--wikipress-bg, #ffffff);
	--gstau-bg-off: var(--wikipress-bg-off, #f8f9fa);
	--gstau-radius: 10px;
	--gstau-font-ui: var(--wikipress-font-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif);

	font-family: var(--gstau-font-ui);
	color: var(--gstau-text);
	background: var(--gstau-bg);
	border: 1px solid var(--gstau-border-light);
	border-radius: var(--gstau-radius);
	padding: clamp(1.1rem, 2vw, 1.75rem);
	max-width: 640px;
	margin-inline: auto;
	box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.gstau-calc *,
.gstau-calc *::before,
.gstau-calc *::after {
	box-sizing: border-box;
}

.gstau-calc__title {
	font-family: var(--gstau-font-ui);
	margin: 0 0 0.25rem;
	border: 0;
	padding: 0;
	font-size: clamp(1.4rem, 3vw, 1.9rem);
	line-height: 1.2;
	color: var(--gstau-text);
}

.gstau-calc__sub {
	margin: 0 0 1.25rem;
	color: var(--gstau-text-light);
	font-size: 0.95rem;
	line-height: 1.5;
}

.gstau-calc__form {
	margin: 0;
}

/* ---- Mode toggle (accessible radios styled as a segmented control) ---- */
.gstau-calc__modes {
	display: flex;
	gap: 0;
	border: 1px solid var(--gstau-border);
	border-radius: 999px;
	padding: 4px;
	margin: 0 0 1.1rem;
	background: var(--gstau-bg-off);
}

.gstau-calc__mode {
	flex: 1 1 50%;
	position: relative;
	text-align: center;
	cursor: pointer;
	border-radius: 999px;
	font-weight: 600;
	font-size: 0.95rem;
	color: var(--gstau-text-light);
	transition: background-color 0.15s ease, color 0.15s ease;
}

.gstau-calc__mode input {
	position: absolute;
	opacity: 0;
	width: 1px;
	height: 1px;
	margin: 0;
}

.gstau-calc__mode span {
	display: block;
	padding: 0.6rem 0.75rem;
	border-radius: 999px;
}

.gstau-calc__mode.is-active {
	background: var(--gstau-accent);
	color: #fff;
}

.gstau-calc__mode input:focus-visible + span {
	outline: 2px solid var(--gstau-accent);
	outline-offset: 2px;
}

/* ---- Amount input ---- */
.gstau-calc__label {
	display: block;
	font-weight: 600;
	font-size: 0.95rem;
	margin: 0 0 0.4rem;
	color: var(--gstau-text);
}

.gstau-calc__input-wrap {
	display: flex;
	align-items: stretch;
	border: 2px solid var(--gstau-border);
	border-radius: var(--gstau-radius);
	overflow: hidden;
	background: var(--gstau-bg);
	transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.gstau-calc__input-wrap:focus-within {
	border-color: var(--gstau-accent);
	box-shadow: 0 0 0 3px var(--gstau-accent-tint);
}

.gstau-calc__currency {
	display: flex;
	align-items: center;
	padding: 0 0.5rem 0 0.9rem;
	font-size: 1.5rem;
	font-weight: 600;
	color: var(--gstau-text-light);
}

.gstau-calc__input {
	flex: 1 1 auto;
	width: 100%;
	border: 0;
	outline: 0;
	background: transparent;
	padding: 0.7rem 0.5rem;
	/* 16px+ prevents iOS zoom-on-focus. */
	font-size: 1.6rem;
	font-weight: 600;
	font-family: var(--gstau-font-ui);
	color: var(--gstau-text);
	min-width: 0;
}

.gstau-calc__submit {
	flex: 0 0 auto;
	border: 0;
	background: var(--gstau-accent);
	color: #fff;
	font-weight: 600;
	font-size: 1rem;
	padding: 0 1.25rem;
	cursor: pointer;
	font-family: var(--gstau-font-ui);
}

.gstau-calc__submit:hover,
.gstau-calc__submit:focus {
	background: var(--gstau-accent-hover);
}

/* When JS is active the form calculates live, so the button is redundant. */
.gstau-calc--js .gstau-calc__submit {
	display: none;
}

/* ---- Results ---- */
.gstau-calc__results {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 0.75rem;
	margin: 1.25rem 0 0.9rem;
}

.gstau-calc__result {
	position: relative;
	background: var(--gstau-bg-off);
	border: 1px solid var(--gstau-border-light);
	border-radius: var(--gstau-radius);
	padding: 0.85rem 0.85rem 2.4rem;
	text-align: left;
}

.gstau-calc__result--total {
	background: var(--gstau-accent-tint);
	border-color: var(--gstau-accent);
}

.gstau-calc__result-label {
	display: block;
	font-size: 0.78rem;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.02em;
	color: var(--gstau-text-light);
	margin-bottom: 0.35rem;
}

.gstau-calc__result-value {
	display: block;
	font-size: clamp(1.25rem, 3.5vw, 1.6rem);
	font-weight: 700;
	color: var(--gstau-text);
	line-height: 1.15;
	word-break: break-word;
}

.gstau-calc__result--total .gstau-calc__result-value {
	color: var(--gstau-accent-hover);
}

/* ---- Copy buttons ---- */
.gstau-calc__copy {
	position: absolute;
	left: 0.85rem;
	bottom: 0.7rem;
	border: 1px solid var(--gstau-border);
	background: var(--gstau-bg);
	color: var(--gstau-text-light);
	font-size: 0.72rem;
	font-weight: 600;
	font-family: var(--gstau-font-ui);
	padding: 0.2rem 0.55rem;
	border-radius: 6px;
	cursor: pointer;
	line-height: 1.3;
	transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.gstau-calc__copy:hover,
.gstau-calc__copy:focus-visible {
	border-color: var(--gstau-accent);
	color: var(--gstau-accent-hover);
}

.gstau-calc__copy.is-copied {
	background: var(--gstau-accent);
	border-color: var(--gstau-accent);
	color: #fff;
}

/* ---- Working line + privacy note ---- */
.gstau-calc__working {
	margin: 0 0 0.9rem;
	padding: 0.7rem 0.9rem;
	background: var(--gstau-bg-off);
	border-left: 3px solid var(--gstau-accent);
	border-radius: 4px;
	font-size: 1.02rem;
	font-weight: 600;
	color: var(--gstau-text);
}

.gstau-calc__note {
	margin: 0;
	font-size: 0.82rem;
	line-height: 1.5;
	color: var(--gstau-text-light);
}

/* ---- Responsive ---- */
@media (max-width: 560px) {
	.gstau-calc__results {
		grid-template-columns: 1fr;
	}

	.gstau-calc__result {
		padding-bottom: 0.85rem;
		display: grid;
		grid-template-columns: 1fr auto;
		align-items: center;
		column-gap: 0.5rem;
	}

	.gstau-calc__result-label {
		grid-column: 1;
		margin-bottom: 0;
	}

	.gstau-calc__result-value {
		grid-column: 1;
	}

	.gstau-calc__copy {
		position: static;
		grid-column: 2;
		grid-row: 1 / span 2;
		justify-self: end;
	}
}

@media (prefers-reduced-motion: reduce) {
	.gstau-calc * {
		transition: none !important;
	}
}

/* ============================================================
   Tool page (single-gst_tool.php) — header, hero widget, infobox.
   ============================================================ */

.gstau-tool-header {
	margin-bottom: 1.5rem;
}

.gstau-tool-scope {
	margin: 0.25rem 0 0.15rem;
	color: var(--wikipress-text-light, #54595d);
	font-family: var(--wikipress-font-ui, sans-serif);
	font-size: 0.92rem;
}

.gstau-tool-updated {
	margin: 0;
	color: var(--wikipress-text-light, #54595d);
	font-family: var(--wikipress-font-ui, sans-serif);
	font-size: 0.82rem;
}

.gstau-tool-widget {
	margin: 0 0 2rem;
}

/* Two-column body + infobox on wide screens. Scoped to tool pages so it
   never fights the theme's own article layout elsewhere. */
@media (min-width: 900px) {
	.gstau-tool .article-content-wrapper {
		display: flex;
		align-items: flex-start;
		gap: 2rem;
	}

	.gstau-tool .article-body {
		flex: 1 1 auto;
		min-width: 0;
	}

	.gstau-tool .gstau-tool-aside {
		flex: 0 0 280px;
		position: sticky;
		top: 1rem;
	}
}

.gstau-tool-infobox {
	border: 1px solid var(--wikipress-border-light, #eaecf0);
	border-radius: 10px;
	background: var(--wikipress-bg-off, #f8f9fa);
	padding: 1rem 1.1rem;
	font-family: var(--wikipress-font-ui, sans-serif);
}

.gstau-tool-infobox__title {
	margin: 0 0 0.6rem;
	padding: 0;
	border: 0;
	font-size: 1rem;
	text-transform: uppercase;
	letter-spacing: 0.03em;
	color: var(--wikipress-text-light, #54595d);
}

.gstau-tool-infobox__list {
	margin: 0;
}

.gstau-tool-infobox__list dt {
	font-weight: 600;
	font-size: 0.82rem;
	text-transform: uppercase;
	letter-spacing: 0.02em;
	color: var(--wikipress-text-light, #54595d);
	margin-top: 0.75rem;
}

.gstau-tool-infobox__list dt:first-child {
	margin-top: 0;
}

.gstau-tool-infobox__list dd {
	margin: 0.2rem 0 0;
	font-size: 0.95rem;
	color: var(--wikipress-text, #202122);
}

.gstau-tool-infobox__list dd code {
	display: inline-block;
	background: var(--wikipress-bg, #fff);
	border: 1px solid var(--wikipress-border-light, #eaecf0);
	border-radius: 4px;
	padding: 0.15rem 0.4rem;
	font-size: 0.95rem;
}

.gstau-tool-infobox__list dd ul {
	margin: 0;
	padding-left: 1.1rem;
}